| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Phillip Potter | 38349 | 92.15% | 6 | 3.53% |
| Michael Straube | 1604 | 3.85% | 36 | 21.18% |
| Martin Kaiser | 1263 | 3.03% | 105 | 61.76% |
| Pavel Skripkin | 225 | 0.54% | 3 | 1.76% |
| Larry Finger | 81 | 0.19% | 9 | 5.29% |
| Mahak Gupta | 34 | 0.08% | 1 | 0.59% |
| Deepak R Varma | 18 | 0.04% | 1 | 0.59% |
| Rebecca Mckeever | 16 | 0.04% | 1 | 0.59% |
| Solomon Tan | 9 | 0.02% | 1 | 0.59% |
| Fabio M. De Francesco | 6 | 0.01% | 2 | 1.18% |
| Greg Kroah-Hartman | 6 | 0.01% | 2 | 1.18% |
| Nam Cao | 2 | 0.00% | 1 | 0.59% |
| Haowen Bai | 1 | 0.00% | 1 | 0.59% |
| Gustavo A. R. Silva | 1 | 0.00% | 1 | 0.59% |
| Total | 41615 | 170 |
// SPDX-License-Identifier: GPL-2.0 /* Copyright(c) 2007 - 2012 Realtek Corporation. */ #define _RTW_MLME_EXT_C_ #include <linux/ieee80211.h> #include "../include/osdep_service.h" #include "../include/drv_types.h" #include "../include/wifi.h" #include "../include/rtw_mlme_ext.h" #include "../include/wlan_bssdef.h" #include "../include/rtl8188e_xmit.h" #include "../include/rtl8188e_dm.h" static u8 null_addr[ETH_ALEN] = {0, 0, 0, 0, 0, 0}; /************************************************** OUI definitions for the vendor specific IE ***************************************************/ unsigned char RTW_WPA_OUI[] = {0x00, 0x50, 0xf2, 0x01}; unsigned char WMM_OUI[] = {0x00, 0x50, 0xf2, 0x02}; unsigned char WPS_OUI[] = {0x00, 0x50, 0xf2, 0x04}; unsigned char P2P_OUI[] = {0x50, 0x6F, 0x9A, 0x09}; unsigned char WFD_OUI[] = {0x50, 0x6F, 0x9A, 0x0A}; unsigned char WMM_INFO_OUI[] = {0x00, 0x50, 0xf2, 0x02, 0x00, 0x01}; unsigned char WMM_PARA_OUI[] = {0x00, 0x50, 0xf2, 0x02, 0x01, 0x01}; unsigned char WPA_TKIP_CIPHER[4] = {0x00, 0x50, 0xf2, 0x02}; unsigned char RSN_TKIP_CIPHER[4] = {0x00, 0x0f, 0xac, 0x02}; extern unsigned char REALTEK_96B_IE[]; /******************************************************** MCS rate definitions *********************************************************/ unsigned char MCS_rate_1R[16] = {0xff, 0x00, 0x0, 0x0, 0x01, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}; /******************************************************** ChannelPlan definitions *********************************************************/ static struct rt_channel_plan RTW_ChannelPlan2G[RT_CHANNEL_DOMAIN_2G_MAX] = { {{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13}, 13}, /* 0x00, RT_CHANNEL_DOMAIN_2G_WORLD , Passive scan CH 12, 13 */ {{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13}, 13}, /* 0x01, RT_CHANNEL_DOMAIN_2G_ETSI1 */ {{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11}, 11}, /* 0x02, RT_CHANNEL_DOMAIN_2G_FCC1 */ {{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}, 14}, /* 0x03, RT_CHANNEL_DOMAIN_2G_MIKK1 */ {{10, 11, 12, 13}, 4}, /* 0x04, RT_CHANNEL_DOMAIN_2G_ETSI2 */ {{}, 0}, /* 0x05, RT_CHANNEL_DOMAIN_2G_NULL */ }; static struct rt_channel_plan_map RTW_ChannelPlanMap[RT_CHANNEL_DOMAIN_MAX] = { /* 0x00 ~ 0x1F , Old Define ===== */ {0x02}, /* 0x00, RT_CHANNEL_DOMAIN_FCC */ {0x02}, /* 0x01, RT_CHANNEL_DOMAIN_IC */ {0x01}, /* 0x02, RT_CHANNEL_DOMAIN_ETSI */ {0x01}, /* 0x03, RT_CHANNEL_DOMAIN_SPAIN */ {0x01}, /* 0x04, RT_CHANNEL_DOMAIN_FRANCE */ {0x03}, /* 0x05, RT_CHANNEL_DOMAIN_MKK */ {0x03}, /* 0x06, RT_CHANNEL_DOMAIN_MKK1 */ {0x01}, /* 0x07, RT_CHANNEL_DOMAIN_ISRAEL */ {0x03}, /* 0x08, RT_CHANNEL_DOMAIN_TELEC */ {0x03}, /* 0x09, RT_CHANNEL_DOMAIN_GLOBAL_DOAMIN */ {0x00}, /* 0x0A, RT_CHANNEL_DOMAIN_WORLD_WIDE_13 */ {0x02}, /* 0x0B, RT_CHANNEL_DOMAIN_TAIWAN */ {0x01}, /* 0x0C, RT_CHANNEL_DOMAIN_CHINA */ {0x02}, /* 0x0D, RT_CHANNEL_DOMAIN_SINGAPORE_INDIA_MEXICO */ {0x02}, /* 0x0E, RT_CHANNEL_DOMAIN_KOREA */ {0x02}, /* 0x0F, RT_CHANNEL_DOMAIN_TURKEY */ {0x01}, /* 0x10, RT_CHANNEL_DOMAIN_JAPAN */ {0x02}, /* 0x11, RT_CHANNEL_DOMAIN_FCC_NO_DFS */ {0x01}, /* 0x12, RT_CHANNEL_DOMAIN_JAPAN_NO_DFS */ {0x00}, /* 0x13 */ {0x02}, /* 0x14, RT_CHANNEL_DOMAIN_TAIWAN_NO_DFS */ {0x00}, /* 0x15, RT_CHANNEL_DOMAIN_ETSI_NO_DFS */ {0x00}, /* 0x16, RT_CHANNEL_DOMAIN_KOREA_NO_DFS */ {0x03}, /* 0x17, RT_CHANNEL_DOMAIN_JAPAN_NO_DFS */ {0x05}, /* 0x18, RT_CHANNEL_DOMAIN_PAKISTAN_NO_DFS */ {0x02}, /* 0x19, RT_CHANNEL_DOMAIN_TAIWAN2_NO_DFS */ {0x00}, /* 0x1A, */ {0x00}, /* 0x1B, */ {0x00}, /* 0x1C, */ {0x00}, /* 0x1D, */ {0x00}, /* 0x1E, */ {0x00}, /* 0x1F, */ /* 0x20 ~ 0x7F , New Define ===== */ {0x00}, /* 0x20, RT_CHANNEL_DOMAIN_WORLD_NULL */ {0x01}, /* 0x21, RT_CHANNEL_DOMAIN_ETSI1_NULL */ {0x02}, /* 0x22, RT_CHANNEL_DOMAIN_FCC1_NULL */ {0x03}, /* 0x23, RT_CHANNEL_DOMAIN_MKK1_NULL */ {0x04}, /* 0x24, RT_CHANNEL_DOMAIN_ETSI2_NULL */ {0x02}, /* 0x25, RT_CHANNEL_DOMAIN_FCC1_FCC1 */ {0x00}, /* 0x26, RT_CHANNEL_DOMAIN_WORLD_ETSI1 */ {0x03}, /* 0x27, RT_CHANNEL_DOMAIN_MKK1_MKK1 */ {0x00}, /* 0x28, RT_CHANNEL_DOMAIN_WORLD_KCC1 */ {0x00}, /* 0x29, RT_CHANNEL_DOMAIN_WORLD_FCC2 */ {0x00}, /* 0x2A, */ {0x00}, /* 0x2B, */ {0x00}, /* 0x2C, */ {0x00}, /* 0x2D, */ {0x00}, /* 0x2E, */ {0x00}, /* 0x2F, */ {0x00}, /* 0x30, RT_CHANNEL_DOMAIN_WORLD_FCC3 */ {0x00}, /* 0x31, RT_CHANNEL_DOMAIN_WORLD_FCC4 */ {0x00}, /* 0x32, RT_CHANNEL_DOMAIN_WORLD_FCC5 */ {0x00}, /* 0x33, RT_CHANNEL_DOMAIN_WORLD_FCC6 */ {0x02}, /* 0x34, RT_CHANNEL_DOMAIN_FCC1_FCC7 */ {0x00}, /* 0x35, RT_CHANNEL_DOMAIN_WORLD_ETSI2 */ {0x00}, /* 0x36, RT_CHANNEL_DOMAIN_WORLD_ETSI3 */ {0x03}, /* 0x37, RT_CHANNEL_DOMAIN_MKK1_MKK2 */ {0x03}, /* 0x38, RT_CHANNEL_DOMAIN_MKK1_MKK3 */ {0x02}, /* 0x39, RT_CHANNEL_DOMAIN_FCC1_NCC1 */ {0x00}, /* 0x3A, */ {0x00}, /* 0x3B, */ {0x00}, /* 0x3C, */ {0x00}, /* 0x3D, */ {0x00}, /* 0x3E, */ {0x00}, /* 0x3F, */ {0x02}, /* 0x40, RT_CHANNEL_DOMAIN_FCC1_NCC2 */ {0x03}, /* 0x41, RT_CHANNEL_DOMAIN_GLOBAL_DOAMIN_2G */ }; static struct rt_channel_plan_map RTW_CHANNEL_PLAN_MAP_REALTEK_DEFINE = {0x03}; /* use the combination for max channel numbers */ /* * Search the @param channel_num in given @param channel_set * @ch_set: the given channel set * @ch: the given channel number * * return the index of channel_num in channel_set, -1 if not found */ int rtw_ch_set_search_ch(struct rt_channel_info *ch_set, const u32 ch) { int i; for (i = 0; ch_set[i].ChannelNum != 0; i++) { if (ch == ch_set[i].ChannelNum) break; } if (i >= ch_set[i].ChannelNum) return -1; return i; } /**************************************************************************** Following are the initialization functions for WiFi MLME *****************************************************************************/ int init_hw_mlme_ext(struct adapter *padapter) { struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode); return _SUCCESS; } static void init_mlme_ext_priv_value(struct adapter *padapter) { struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; unsigned char mixed_datarate[NumRates] = { _1M_RATE_, _2M_RATE_, _5M_RATE_, _11M_RATE_, _6M_RATE_, _9M_RATE_, _12M_RATE_, _18M_RATE_, _24M_RATE_, _36M_RATE_, _48M_RATE_, _54M_RATE_, 0xff }; unsigned char mixed_basicrate[NumRates] = { _1M_RATE_, _2M_RATE_, _5M_RATE_, _11M_RATE_, _6M_RATE_, _12M_RATE_, _24M_RATE_, 0xff, }; atomic_set(&pmlmeext->event_seq, 0); pmlmeext->mgnt_seq = 0;/* reset to zero when disconnect at client mode */ pmlmeext->cur_channel = padapter->registrypriv.channel; pmlmeext->cur_bwmode = HT_CHANNEL_WIDTH_20; pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE; pmlmeext->retry = 0; pmlmeext->cur_wireless_mode = padapter->registrypriv.wireless_mode; memcpy(pmlmeext->datarate, mixed_datarate, NumRates); memcpy(pmlmeext->basicrate, mixed_basicrate, NumRates); pmlmeext->tx_rate = IEEE80211_CCK_RATE_1MB; pmlmeext->sitesurvey_res.state = SCAN_DISABLE; pmlmeext->sitesurvey_res.channel_idx = 0; pmlmeext->sitesurvey_res.bss_cnt = 0; pmlmeext->scan_abort = false; pmlmeinfo->state = WIFI_FW_NULL_STATE; pmlmeinfo->reauth_count = 0; pmlmeinfo->reassoc_count = 0; pmlmeinfo->link_count = 0; pmlmeinfo->auth_seq = 0; pmlmeinfo->auth_algo = dot11AuthAlgrthm_Open; pmlmeinfo->key_index = 0; pmlmeinfo->iv = 0; pmlmeinfo->enc_algo = _NO_PRIVACY_; pmlmeinfo->authModeToggle = 0; memset(pmlmeinfo->chg_txt, 0, 128); pmlmeinfo->slotTime = SHORT_SLOT_TIME; pmlmeinfo->preamble_mode = PREAMBLE_AUTO; pmlmeinfo->dialogToken = 0; pmlmeext->action_public_rxseq = 0xffff; pmlmeext->action_public_dialog_token = 0xff; } static int has_channel(struct rt_channel_info *channel_set, u8 chanset_size, u8 chan) { int i; for (i = 0; i < chanset_size; i++) { if (channel_set[i].ChannelNum == chan) return 1; } return 0; } static void init_channel_list(struct adapter *padapter, struct rt_channel_info *channel_set, u8 chanset_size, struct p2p_channels *channel_list) { struct p2p_oper_class_map op_class[] = { { IEEE80211G, 81, 1, 13, 1, BW20 }, { IEEE80211G, 82, 14, 14, 1, BW20 }, { -1, 0, 0, 0, 0, BW20 } }; int cla, op; cla = 0; for (op = 0; op_class[op].op_class; op++) { u8 ch; struct p2p_oper_class_map *o = &op_class[op]; struct p2p_reg_class *reg = NULL; for (ch = o->min_chan; ch <= o->max_chan; ch += o->inc) { if (!has_channel(channel_set, chanset_size, ch)) { continue; } if ((padapter->registrypriv.ht_enable == 0) && (o->inc == 8)) continue; if (((padapter->registrypriv.cbw40_enable & BIT(1)) == 0) && ((o->bw == BW40MINUS) || (o->bw == BW40PLUS))) continue; if (!reg) { reg = &channel_list->reg_class[cla]; cla++; reg->reg_class = o->op_class; reg->channels = 0; } reg->channel[reg->channels] = ch; reg->channels++; } } channel_list->reg_classes = cla; } static u8 init_channel_set(struct adapter *padapter, u8 ChannelPlan, struct rt_channel_info *channel_set) { u8 index, chanset_size = 0; u8 b2_4GBand = false; u8 Index2G = 0; memset(channel_set, 0, sizeof(struct rt_channel_info) * MAX_CHANNEL_NUM); if (ChannelPlan >= RT_CHANNEL_DOMAIN_MAX && ChannelPlan != RT_CHANNEL_DOMAIN_REALTEK_DEFINE) return chanset_size; if (padapter->registrypriv.wireless_mode & WIRELESS_11G) { b2_4GBand = true; if (ChannelPlan == RT_CHANNEL_DOMAIN_REALTEK_DEFINE) Index2G = RTW_CHANNEL_PLAN_MAP_REALTEK_DEFINE.Index2G; else Index2G = RTW_ChannelPlanMap[ChannelPlan].Index2G; } if (b2_4GBand) { for (index = 0; index < RTW_ChannelPlan2G[Index2G].Len; index++) { channel_set[chanset_size].ChannelNum = RTW_ChannelPlan2G[Index2G].Channel[index]; if ((ChannelPlan == RT_CHANNEL_DOMAIN_GLOBAL_DOAMIN) ||/* Channel 1~11 is active, and 12~14 is passive */ (ChannelPlan == RT_CHANNEL_DOMAIN_GLOBAL_DOAMIN_2G)) { if (channel_set[chanset_size].ChannelNum >= 1 && channel_set[chanset_size].ChannelNum <= 11) channel_set[chanset_size].ScanType = SCAN_ACTIVE; else if ((channel_set[chanset_size].ChannelNum >= 12 && channel_set[chanset_size].ChannelNum <= 14)) channel_set[chanset_size].ScanType = SCAN_PASSIVE; } else if (ChannelPlan == RT_CHANNEL_DOMAIN_WORLD_WIDE_13 || Index2G == RT_CHANNEL_DOMAIN_2G_WORLD) {/* channel 12~13, passive scan */ if (channel_set[chanset_size].ChannelNum <= 11) channel_set[chanset_size].ScanType = SCAN_ACTIVE; else channel_set[chanset_size].ScanType = SCAN_PASSIVE; } else { channel_set[chanset_size].ScanType = SCAN_ACTIVE; } chanset_size++; } } return chanset_size; } static void _survey_timer_hdl(struct timer_list *t) { struct adapter *padapter = from_timer(padapter, t, mlmeextpriv.survey_timer); survey_timer_hdl(padapter); } static void _link_timer_hdl(struct timer_list *t) { struct adapter *padapter = from_timer(padapter, t, mlmeextpriv.link_timer); link_timer_hdl(padapter); } static void init_mlme_ext_timer(struct adapter *padapter) { struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; timer_setup(&pmlmeext->survey_timer, _survey_timer_hdl, 0); timer_setup(&pmlmeext->link_timer, _link_timer_hdl, 0); } void init_mlme_ext_priv(struct adapter *padapter) { struct registry_priv *pregistrypriv = &padapter->registrypriv; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_priv *pmlmepriv = &padapter->mlmepriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; pmlmeext->padapter = padapter; init_mlme_ext_priv_value(padapter); pmlmeinfo->bAcceptAddbaReq = pregistrypriv->bAcceptAddbaReq; init_mlme_ext_timer(padapter); init_mlme_ap_info(padapter); pmlmeext->max_chan_nums = init_channel_set(padapter, pmlmepriv->ChannelPlan, pmlmeext->channel_set); init_channel_list(padapter, pmlmeext->channel_set, pmlmeext->max_chan_nums, &pmlmeext->channel_list); pmlmeext->chan_scan_time = SURVEY_TO; pmlmeext->mlmeext_init = true; pmlmeext->active_keep_alive_check = true; } void free_mlme_ext_priv(struct mlme_ext_priv *pmlmeext) { struct adapter *padapter = pmlmeext->padapter; if (!padapter) return; if (padapter->bDriverStopped) { _cancel_timer_ex(&pmlmeext->survey_timer); _cancel_timer_ex(&pmlmeext->link_timer); /* _cancel_timer_ex(&pmlmeext->ADDBA_timer); */ } } static u32 p2p_listen_state_process(struct adapter *padapter, unsigned char *da) { bool response = true; /* do nothing if the device name is empty */ if (!padapter->wdinfo.device_name_len) response = false; if (response) issue_probersp_p2p(padapter, da); return _SUCCESS; } static void correct_TSF(struct adapter *padapter) { u8 reg; int res; u64 tsf; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; tsf = pmlmeext->TSFValue - do_div(pmlmeext->TSFValue, pmlmeinfo->bcn_interval * 1024) - 1024; /* us */ if (((pmlmeinfo->state & 0x03) == WIFI_FW_ADHOC_STATE) || ((pmlmeinfo->state & 0x03) == WIFI_FW_AP_STATE)) rtw_stop_tx_beacon(padapter); /* disable related TSF function */ res = rtw_read8(padapter, REG_BCN_CTRL, ®); if (res) return; rtw_write8(padapter, REG_BCN_CTRL, reg & (~BIT(3))); rtw_write32(padapter, REG_TSFTR, tsf); rtw_write32(padapter, REG_TSFTR + 4, tsf >> 32); /* enable related TSF function */ res = rtw_read8(padapter, REG_BCN_CTRL, ®); if (res) return; rtw_write8(padapter, REG_BCN_CTRL, reg | BIT(3)); if (((pmlmeinfo->state & 0x03) == WIFI_FW_ADHOC_STATE) || ((pmlmeinfo->state & 0x03) == WIFI_FW_AP_STATE)) rtw_resume_tx_beacon(padapter); } /**************************************************************************** Following are the callback functions for each subtype of the management frames *****************************************************************************/ static void OnProbeReq(struct adapter *padapter, struct recv_frame *precv_frame) { unsigned int ielen; unsigned char *p; struct mlme_priv *pmlmepriv = &padapter->mlmepriv; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; struct wlan_bssid_ex *cur = &pmlmeinfo->network; u8 *pframe = precv_frame->rx_data; uint len = precv_frame->len; u8 is_valid_p2p_probereq = false; struct wifidirect_info *pwdinfo = &padapter->wdinfo; if (!rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE) && !rtw_p2p_chk_state(pwdinfo, P2P_STATE_IDLE) && !rtw_p2p_chk_role(pwdinfo, P2P_ROLE_CLIENT) && !rtw_p2p_chk_state(pwdinfo, P2P_STATE_FIND_PHASE_SEARCH) && !rtw_p2p_chk_state(pwdinfo, P2P_STATE_SCAN)) { /* mcs_rate = 0 -> CCK 1M rate */ /* mcs_rate = 1 -> CCK 2M rate */ /* mcs_rate = 2 -> CCK 5.5M rate */ /* mcs_rate = 3 -> CCK 11M rate */ /* In the P2P mode, the driver should not support the CCK rate */ /* Commented by Kurt 2012/10/16 */ /* IOT issue: Google Nexus7 use 1M rate to send p2p_probe_req after GO nego completed and Nexus7 is client */ is_valid_p2p_probereq = process_probe_req_p2p_ie(pwdinfo, pframe, len); if (is_valid_p2p_probereq) { if (rtw_p2p_chk_role(pwdinfo, P2P_ROLE_DEVICE)) { /* FIXME */ report_survey_event(padapter, precv_frame); p2p_listen_state_process(padapter, get_sa(pframe)); return; } } } if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) return; if (!check_fwstate(pmlmepriv, _FW_LINKED) && !check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE | WIFI_AP_STATE)) return; p = rtw_get_ie(pframe + WLAN_HDR_A3_LEN + _PROBEREQ_IE_OFFSET_, _SSID_IE_, (int *)&ielen, len - WLAN_HDR_A3_LEN - _PROBEREQ_IE_OFFSET_); /* check (wildcard) SSID */ if (p) { if (is_valid_p2p_probereq) goto _issue_probersp; if ((ielen != 0 && memcmp((void *)(p + 2), (void *)cur->Ssid.Ssid, cur->Ssid.SsidLength)) || (ielen == 0 && pmlmeinfo->hidden_ssid_mode)) return; _issue_probersp: if (check_fwstate(pmlmepriv, _FW_LINKED) && (pmlmepriv->cur_network.join_res || check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE))) issue_probersp(padapter, get_sa(pframe), is_valid_p2p_probereq); } } static void OnProbeRsp(struct adapter *padapter, struct recv_frame *precv_frame) { struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct wifidirect_info *pwdinfo = &padapter->wdinfo; u8 *pframe = precv_frame->rx_data; if (rtw_p2p_chk_state(pwdinfo, P2P_STATE_TX_PROVISION_DIS_REQ)) { if (pwdinfo->tx_prov_disc_info.benable) { if (!memcmp(pwdinfo->tx_prov_disc_info.peerIFAddr, GetAddr2Ptr(pframe), ETH_ALEN)) { if (rtw_p2p_chk_role(pwdinfo, P2P_ROLE_CLIENT)) { pwdinfo->tx_prov_disc_info.benable = false; issue_p2p_provision_request(padapter, pwdinfo->tx_prov_disc_info.ssid.Ssid, pwdinfo->tx_prov_disc_info.ssid.SsidLength, pwdinfo->tx_prov_disc_info.peerDevAddr); } else if (rtw_p2p_chk_role(pwdinfo, P2P_ROLE_DEVICE) || rtw_p2p_chk_role(pwdinfo, P2P_ROLE_GO)) { pwdinfo->tx_prov_disc_info.benable = false; issue_p2p_provision_request(padapter, NULL, 0, pwdinfo->tx_prov_disc_info.peerDevAddr); } } } return; } else if (rtw_p2p_chk_state(pwdinfo, P2P_STATE_GONEGO_ING)) { if (pwdinfo->nego_req_info.benable) { if (!memcmp(pwdinfo->nego_req_info.peerDevAddr, GetAddr2Ptr(pframe), ETH_ALEN)) { pwdinfo->nego_req_info.benable = false; issue_p2p_GO_request(padapter, pwdinfo->nego_req_info.peerDevAddr); } } } else if (rtw_p2p_chk_state(pwdinfo, P2P_STATE_TX_INVITE_REQ)) { if (pwdinfo->invitereq_info.benable) { if (!memcmp(pwdinfo->invitereq_info.peer_macaddr, GetAddr2Ptr(pframe), ETH_ALEN)) { pwdinfo->invitereq_info.benable = false; issue_p2p_invitation_request(padapter, pwdinfo->invitereq_info.peer_macaddr); } } } if (pmlmeext->sitesurvey_res.state == SCAN_PROCESS) { report_survey_event(padapter, precv_frame); return; } } static void OnBeacon(struct adapter *padapter, struct recv_frame *precv_frame) { struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *)precv_frame->rx_data; int cam_idx; struct sta_info *psta; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; struct mlme_priv *pmlmepriv = &padapter->mlmepriv; struct sta_priv *pstapriv = &padapter->stapriv; u8 *pframe = precv_frame->rx_data; uint len = precv_frame->len; struct wlan_bssid_ex *pbss; u8 *ie_ptr; u32 ie_len; ie_ptr = (u8 *)&mgmt->u.beacon.variable; if (precv_frame->len < offsetof(struct ieee80211_mgmt, u.beacon.variable)) return; ie_len = precv_frame->len - offsetof(struct ieee80211_mgmt, u.beacon.variable); if (pmlmeext->sitesurvey_res.state == SCAN_PROCESS) { report_survey_event(padapter, precv_frame); return; } if (memcmp(mgmt->bssid, get_my_bssid(&pmlmeinfo->network), ETH_ALEN)) return; if (pmlmeinfo->state & WIFI_FW_AUTH_NULL) { /* we should update current network before auth, or some IE is wrong */ pbss = kmalloc(sizeof(struct wlan_bssid_ex), GFP_ATOMIC); if (!pbss) return; if (collect_bss_info(padapter, precv_frame, pbss) == _SUCCESS) { update_network(&pmlmepriv->cur_network.network, pbss, padapter, true); rtw_get_bcn_info(&pmlmepriv->cur_network); } kfree(pbss); /* check the vendor of the assoc AP */ pmlmeinfo->assoc_AP_vendor = check_assoc_AP(pframe + sizeof(struct ieee80211_hdr_3addr), len - sizeof(struct ieee80211_hdr_3addr)); pmlmeext->TSFValue = le64_to_cpu(mgmt->u.beacon.timestamp); /* start auth */ start_clnt_auth(padapter); return; } if (((pmlmeinfo->state & 0x03) == WIFI_FW_STATION_STATE) && (pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS)) { psta = rtw_get_stainfo(pstapriv, mgmt->sa); if (!psta) return; if (rtw_check_bcn_info(padapter, pframe, len) != _SUCCESS) { receive_disconnect(padapter, pmlmeinfo->network.MacAddress, 0); return; } /* update WMM, ERP in the beacon */ /* todo: the timer is used instead of the number of the beacon received */ if ((sta_rx_pkts(psta) & 0xf) == 0) update_beacon_info(padapter, ie_ptr, ie_len, psta); process_p2p_ps_ie(padapter, ie_ptr, ie_len); } else if ((pmlmeinfo->state & 0x03) == WIFI_FW_ADHOC_STATE) { psta = rtw_get_stainfo(pstapriv, mgmt->sa); if (psta) { /* update WMM, ERP in the beacon */ /* todo: the timer is used instead of the number of the beacon received */ if ((sta_rx_pkts(psta) & 0xf) == 0) update_beacon_info(padapter, ie_ptr, ie_len, psta); } else { /* allocate a new CAM entry for IBSS station */ cam_idx = allocate_fw_sta_entry(padapter); if (cam_idx == NUM_STA) return; /* get supported rate */ if (update_sta_support_rate(padapter, ie_ptr, ie_len, cam_idx) == _FAIL) { pmlmeinfo->FW_sta_info[cam_idx].status = 0; return; } pmlmeext->TSFValue = le64_to_cpu(mgmt->u.beacon.timestamp); report_add_sta_event(padapter, mgmt->sa, cam_idx); } } } static void OnAuth(struct adapter *padapter, struct recv_frame *precv_frame) { unsigned int auth_mode, ie_len; u16 seq; unsigned char *sa, *p; u16 algorithm; int status; static struct sta_info stat; struct sta_info *pstat = NULL; struct sta_priv *pstapriv = &padapter->stapriv; struct security_priv *psecuritypriv = &padapter->securitypriv; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; u8 *pframe = precv_frame->rx_data; uint len = precv_frame->len; if ((pmlmeinfo->state & 0x03) != WIFI_FW_AP_STATE) return; sa = GetAddr2Ptr(pframe); auth_mode = psecuritypriv->dot11AuthAlgrthm; seq = le16_to_cpu(*(__le16 *)((size_t)pframe + WLAN_HDR_A3_LEN + 2)); algorithm = le16_to_cpu(*(__le16 *)((size_t)pframe + WLAN_HDR_A3_LEN)); if (auth_mode == 2 && psecuritypriv->dot11PrivacyAlgrthm != _WEP40_ && psecuritypriv->dot11PrivacyAlgrthm != _WEP104_) auth_mode = 0; if ((algorithm > 0 && auth_mode == 0) || /* rx a shared-key auth but shared not enabled */ (algorithm == 0 && auth_mode == 1)) { /* rx a open-system auth but shared-key is enabled */ status = _STATS_NO_SUPP_ALG_; goto auth_fail; } if (!rtw_access_ctrl(padapter, sa)) { status = _STATS_UNABLE_HANDLE_STA_; goto auth_fail; } pstat = rtw_get_stainfo(pstapriv, sa); if (!pstat) { /* allocate a new one */ pstat = rtw_alloc_stainfo(pstapriv, sa); if (!pstat) { status = _STATS_UNABLE_HANDLE_STA_; goto auth_fail; } pstat->state = WIFI_FW_AUTH_NULL; pstat->auth_seq = 0; } else { spin_lock_bh(&pstapriv->asoc_list_lock); if (!list_empty(&pstat->asoc_list)) { list_del_init(&pstat->asoc_list); pstapriv->asoc_list_cnt--; } spin_unlock_bh(&pstapriv->asoc_list_lock); if (seq == 1) { /* TODO: STA re_auth and auth timeout */ } } spin_lock_bh(&pstapriv->auth_list_lock); if (list_empty(&pstat->auth_list)) { list_add_tail(&pstat->auth_list, &pstapriv->auth_list); pstapriv->auth_list_cnt++; } spin_unlock_bh(&pstapriv->auth_list_lock); if (pstat->auth_seq == 0) pstat->expire_to = pstapriv->auth_to; if ((pstat->auth_seq + 1) != seq) { status = _STATS_OUT_OF_AUTH_SEQ_; goto auth_fail; } if (algorithm == 0 && (auth_mode == 0 || auth_mode == 2)) { if (seq == 1) { pstat->state &= ~WIFI_FW_AUTH_NULL; pstat->state |= WIFI_FW_AUTH_SUCCESS; pstat->expire_to = pstapriv->assoc_to; pstat->authalg = algorithm; } else { status = _STATS_OUT_OF_AUTH_SEQ_; goto auth_fail; } } else { /* shared system or auto authentication */ if (seq == 1) { /* prepare for the challenging txt... */ pstat->state &= ~WIFI_FW_AUTH_NULL; pstat->state |= WIFI_FW_AUTH_STATE; pstat->authalg = algorithm; pstat->auth_seq = 2; } else if (seq == 3) { /* checking for challenging txt... */ p = rtw_get_ie(pframe + WLAN_HDR_A3_LEN + 4 + _AUTH_IE_OFFSET_, _CHLGETXT_IE_, (int *)&ie_len, len - WLAN_HDR_A3_LEN - _AUTH_IE_OFFSET_ - 4); if (!p || ie_len <= 0) { status = _STATS_CHALLENGE_FAIL_; goto auth_fail; } if (!memcmp((void *)(p + 2), pstat->chg_txt, 128)) { pstat->state &= (~WIFI_FW_AUTH_STATE); pstat->state |= WIFI_FW_AUTH_SUCCESS; /* challenging txt is correct... */ pstat->expire_to = pstapriv->assoc_to; } else { status = _STATS_CHALLENGE_FAIL_; goto auth_fail; } } else { status = _STATS_OUT_OF_AUTH_SEQ_; goto auth_fail; } } /* Now, we are going to issue_auth... */ pstat->auth_seq = seq + 1; issue_auth(padapter, pstat, (unsigned short)(_STATS_SUCCESSFUL_)); if (pstat->state & WIFI_FW_AUTH_SUCCESS) pstat->auth_seq = 0; return; auth_fail: if (pstat) rtw_free_stainfo(padapter, pstat); pstat = &stat; memset((char *)pstat, '\0', sizeof(stat)); pstat->auth_seq = 2; memcpy(pstat->hwaddr, sa, 6); issue_auth(padapter, pstat, (unsigned short)status); } static void OnAuthClient(struct adapter *padapter, struct recv_frame *precv_frame) { unsigned int seq, len, status, offset; unsigned char *p; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)precv_frame->rx_data; u8 *pframe = precv_frame->rx_data; uint pkt_len = precv_frame->len; /* check A1 matches or not */ if (memcmp(myid(&padapter->eeprompriv), ieee80211_get_DA(hdr), ETH_ALEN)) return; if (!(pmlmeinfo->state & WIFI_FW_AUTH_STATE)) return; offset = ieee80211_has_protected(hdr->frame_control) ? 4 : 0; seq = le16_to_cpu(*(__le16 *)((size_t)pframe + WLAN_HDR_A3_LEN + offset + 2)); status = le16_to_cpu(*(__le16 *)((size_t)pframe + WLAN_HDR_A3_LEN + offset + 4)); if (status != 0) { if (status == 13) { /* pmlmeinfo->auth_algo == dot11AuthAlgrthm_Auto) */ if (pmlmeinfo->auth_algo == dot11AuthAlgrthm_Shared) pmlmeinfo->auth_algo = dot11AuthAlgrthm_Open; else pmlmeinfo->auth_algo = dot11AuthAlgrthm_Shared; } set_link_timer(pmlmeext, 1); return; } if (seq == 2) { if (pmlmeinfo->auth_algo == dot11AuthAlgrthm_Shared) { /* legendary shared system */ p = rtw_get_ie(pframe + WLAN_HDR_A3_LEN + _AUTH_IE_OFFSET_, _CHLGETXT_IE_, (int *)&len, pkt_len - WLAN_HDR_A3_LEN - _AUTH_IE_OFFSET_); if (!p) return; memcpy((void *)(pmlmeinfo->chg_txt), (void *)(p + 2), len); pmlmeinfo->auth_seq = 3; issue_auth(padapter, NULL, 0); set_link_timer(pmlmeext, REAUTH_TO); return; } else { /* open system */ start_clnt_assoc(padapter); } } else if (seq == 4) { if (pmlmeinfo->auth_algo == dot11AuthAlgrthm_Shared) start_clnt_assoc(padapter); } } static void UpdateBrateTbl(u8 *mbrate) { u8 i; u8 rate; /* 1M, 2M, 5.5M, 11M, 6M, 12M, 24M are mandatory. */ for (i = 0; i < NDIS_802_11_LENGTH_RATES_EX; i++) { rate = mbrate[i] & 0x7f; switch (rate) { case IEEE80211_CCK_RATE_1MB: case IEEE80211_CCK_RATE_2MB: case IEEE80211_CCK_RATE_5MB: case IEEE80211_CCK_RATE_11MB: case IEEE80211_OFDM_RATE_6MB: case IEEE80211_OFDM_RATE_12MB: case IEEE80211_OFDM_RATE_24MB: mbrate[i] |= IEEE80211_BASIC_RATE_MASK; break; } } } static void UpdateBrateTblForSoftAP(u8 *bssrateset, u32 bssratelen) { u8 i; u8 rate; for (i = 0; i < bssratelen; i++) { rate = bssrateset[i] & 0x7f; switch (rate) { case IEEE80211_CCK_RATE_1MB: case IEEE80211_CCK_RATE_2MB: case IEEE80211_CCK_RATE_5MB: case IEEE80211_CCK_RATE_11MB: bssrateset[i] |= IEEE80211_BASIC_RATE_MASK; break; } } } static void OnAssocReq(struct adapter *padapter, struct recv_frame *precv_frame) { u16 capab_info; struct rtw_ieee802_11_elems elems; struct sta_info *pstat; unsigned char *p, *pos, *wpa_ie; unsigned char WMM_IE[] = {0x00, 0x50, 0xf2, 0x02, 0x00, 0x01}; int i, ie_len, wpa_ie_len, left; unsigned char supportRate[16]; int supportRateNum; unsigned short status = _STATS_SUCCESSFUL_; unsigned short frame_type, ie_offset = 0; struct mlme_priv *pmlmepriv = &padapter->mlmepriv; struct security_priv *psecuritypriv = &padapter->securitypriv; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; struct wlan_bssid_ex *cur = &pmlmeinfo->network; struct sta_priv *pstapriv = &padapter->stapriv; u8 *pframe = precv_frame->rx_data; uint pkt_len = precv_frame->len; struct wifidirect_info *pwdinfo = &padapter->wdinfo; u8 p2p_status_code = P2P_STATUS_SUCCESS; u8 *p2pie; u32 p2pielen = 0; if ((pmlmeinfo->state & 0x03) != WIFI_FW_AP_STATE) return; frame_type = GetFrameSubType(pframe); if (frame_type == WIFI_ASSOCREQ) ie_offset = _ASOCREQ_IE_OFFSET_; else /* WIFI_REASSOCREQ */ ie_offset = _REASOCREQ_IE_OFFSET_; if (pkt_len < IEEE80211_3ADDR_LEN + ie_offset) return; pstat = rtw_get_stainfo(pstapriv, GetAddr2Ptr(pframe)); if (pstat == (struct sta_info *)NULL) { status = _RSON_CLS2_; goto asoc_class2_error; } capab_info = get_unaligned_le16(pframe + WLAN_HDR_A3_LEN); left = pkt_len - (IEEE80211_3ADDR_LEN + ie_offset); pos = pframe + (IEEE80211_3ADDR_LEN + ie_offset); /* check if this stat has been successfully authenticated/assocated */ if (!((pstat->state) & WIFI_FW_AUTH_SUCCESS)) { if (!((pstat->state) & WIFI_FW_ASSOC_SUCCESS)) { status = _RSON_CLS2_; goto asoc_class2_error; } else { pstat->state &= (~WIFI_FW_ASSOC_SUCCESS); pstat->state |= WIFI_FW_ASSOC_STATE; } } else { pstat->state &= (~WIFI_FW_AUTH_SUCCESS); pstat->state |= WIFI_FW_ASSOC_STATE; } pstat->capability = capab_info; /* now parse all ieee802_11 ie to point to elems */ if (rtw_ieee802_11_parse_elems(pos, left, &elems, 1) == ParseFailed || !elems.ssid) { status = _STATS_FAILURE_; goto OnAssocReqFail; } /* now we should check all the fields... */ /* checking SSID */ p = rtw_get_ie(pframe + WLAN_HDR_A3_LEN + ie_offset, _SSID_IE_, &ie_len, pkt_len - WLAN_HDR_A3_LEN - ie_offset); if (!p) status = _STATS_FAILURE_; if (ie_len == 0) { /* broadcast ssid, however it is not allowed in assocreq */ status = _STATS_FAILURE_; } else { /* check if ssid match */ if (memcmp((void *)(p + 2), cur->Ssid.Ssid, cur->Ssid.SsidLength)) status = _STATS_FAILURE_; if (ie_len != cur->Ssid.SsidLength) status = _STATS_FAILURE_; } if (status != _STATS_SUCCESSFUL_) goto OnAssocReqFail; /* check if the supported rate is ok */ p = rtw_get_ie(pframe + WLAN_HDR_A3_LEN + ie_offset, _SUPPORTEDRATES_IE_, &ie_len, pkt_len - WLAN_HDR_A3_LEN - ie_offset); if (!p) { /* use our own rate set as statoin used */ /* memcpy(supportRate, AP_BSSRATE, AP_BSSRATE_LEN); */ /* supportRateNum = AP_BSSRATE_LEN; */ status = _STATS_FAILURE_; goto OnAssocReqFail; } else { memcpy(supportRate, p + 2, ie_len); supportRateNum = ie_len; p = rtw_get_ie(pframe + WLAN_HDR_A3_LEN + ie_offset, _EXT_SUPPORTEDRATES_IE_, &ie_len, pkt_len - WLAN_HDR_A3_LEN - ie_offset); if (p) { if (supportRateNum <= sizeof(supportRate)) { memcpy(supportRate + supportRateNum, p + 2, ie_len); supportRateNum += ie_len; } } } /* todo: mask supportRate between AP & STA -> move to update raid */ /* get_matched_rate(pmlmeext, supportRate, &supportRateNum, 0); */ /* update station supportRate */ pstat->bssratelen = supportRateNum; memcpy(pstat->bssrateset, supportRate, supportRateNum); UpdateBrateTblForSoftAP(pstat->bssrateset, pstat->bssratelen); /* check RSN/WPA/WPS */ pstat->dot8021xalg = 0; pstat->wpa_psk = 0; pstat->wpa_group_cipher = 0; pstat->wpa2_group_cipher = 0; pstat->wpa_pairwise_cipher = 0; pstat->wpa2_pairwise_cipher = 0; memset(pstat->wpa_ie, 0, sizeof(pstat->wpa_ie)); if ((psecuritypriv->wpa_psk & BIT(1)) && elems.rsn_ie) { int group_cipher = 0, pairwise_cipher = 0; wpa_ie = elems.rsn_ie; wpa_ie_len = elems.rsn_ie_len; if (rtw_parse_wpa2_ie(wpa_ie - 2, wpa_ie_len + 2, &group_cipher, &pairwise_cipher, NULL) == _SUCCESS) { pstat->dot8021xalg = 1;/* psk, todo:802.1x */ pstat->wpa_psk |= BIT(1); pstat->wpa2_group_cipher = group_cipher & psecuritypriv->wpa2_group_cipher; pstat->wpa2_pairwise_cipher = pairwise_cipher & psecuritypriv->wpa2_pairwise_cipher; if (!pstat->wpa2_group_cipher) status = WLAN_STATUS_GROUP_CIPHER_NOT_VALID; if (!pstat->wpa2_pairwise_cipher) status = WLAN_STATUS_PAIRWISE_CIPHER_NOT_VALID; } else { status = WLAN_STATUS_INVALID_IE; } } else if ((psecuritypriv->wpa_psk & BIT(0)) && elems.wpa_ie) { int group_cipher = 0, pairwise_cipher = 0; wpa_ie = elems.wpa_ie; wpa_ie_len = elems.wpa_ie_len; if (rtw_parse_wpa_ie(wpa_ie - 2, wpa_ie_len + 2, &group_cipher, &pairwise_cipher, NULL) == _SUCCESS) { pstat->dot8021xalg = 1;/* psk, todo:802.1x */ pstat->wpa_psk |= BIT(0); pstat->wpa_group_cipher = group_cipher & psecuritypriv->wpa_group_cipher; pstat->wpa_pairwise_cipher = pairwise_cipher & psecuritypriv->wpa_pairwise_cipher; if (!pstat->wpa_group_cipher) status = WLAN_STATUS_GROUP_CIPHER_NOT_VALID; if (!pstat->wpa_pairwise_cipher) status = WLAN_STATUS_PAIRWISE_CIPHER_NOT_VALID; } else { status = WLAN_STATUS_INVALID_IE; } } else { wpa_ie = NULL; wpa_ie_len = 0; } if (status != _STATS_SUCCESSFUL_) goto OnAssocReqFail; pstat->flags &= ~(WLAN_STA_WPS | WLAN_STA_MAYBE_WPS); if (!wpa_ie) { if (elems.wps_ie) pstat->flags |= WLAN_STA_WPS; /* wpabuf_free(sta->wps_ie); */ /* sta->wps_ie = wpabuf_alloc_copy(elems.wps_ie + 4, */ /* elems.wps_ie_len - 4); */ else pstat->flags |= WLAN_STA_MAYBE_WPS; /* AP support WPA/RSN, and sta is going to do WPS, but AP is not ready */ /* that the selected registrar of AP is _FLASE */ if ((psecuritypriv->wpa_psk > 0) && (pstat->flags & (WLAN_STA_WPS | WLAN_STA_MAYBE_WPS))) { if (pmlmepriv->wps_beacon_ie) { u8 selected_registrar = 0; rtw_get_wps_attr_content(pmlmepriv->wps_beacon_ie, pmlmepriv->wps_beacon_ie_len, WPS_ATTR_SELECTED_REGISTRAR, &selected_registrar, NULL); if (!selected_registrar) { status = _STATS_UNABLE_HANDLE_STA_; goto OnAssocReqFail; } } } } else { int copy_len; if (psecuritypriv->wpa_psk == 0) { status = WLAN_STATUS_INVALID_IE; goto OnAssocReqFail; } if (elems.wps_ie) { pstat->flags |= WLAN_STA_WPS; copy_len = 0; } else { copy_len = ((wpa_ie_len + 2) > sizeof(pstat->wpa_ie)) ? (sizeof(pstat->wpa_ie)) : (wpa_ie_len + 2); } if (copy_len > 0) memcpy(pstat->wpa_ie, wpa_ie - 2, copy_len); } /* check if there is WMM IE & support WWM-PS */ pstat->flags &= ~WLAN_STA_WME; pstat->qos_option = 0; pstat->qos_info = 0; pstat->has_legacy_ac = true; pstat->uapsd_vo = 0; pstat->uapsd_vi = 0; pstat->uapsd_be = 0; pstat->uapsd_bk = 0; if (pmlmepriv->qospriv.qos_option) { p = pframe + WLAN_HDR_A3_LEN + ie_offset; ie_len = 0; for (;;) { p = rtw_get_ie(p, _VENDOR_SPECIFIC_IE_, &ie_len, pkt_len - WLAN_HDR_A3_LEN - ie_offset); if (p) { if (!memcmp(p + 2, WMM_IE, 6)) { pstat->flags |= WLAN_STA_WME; pstat->qos_option = 1; pstat->qos_info = *(p + 8); pstat->max_sp_len = (pstat->qos_info >> 5) & 0x3; if ((pstat->qos_info & 0xf) != 0xf) pstat->has_legacy_ac = true; else pstat->has_legacy_ac = false; if (pstat->qos_info & 0xf) { if (pstat->qos_info & BIT(0)) pstat->uapsd_vo = BIT(0) | BIT(1); else pstat->uapsd_vo = 0; if (pstat->qos_info & BIT(1)) pstat->uapsd_vi = BIT(0) | BIT(1); else pstat->uapsd_vi = 0; if (pstat->qos_info & BIT(2)) pstat->uapsd_bk = BIT(0) | BIT(1); else pstat->uapsd_bk = 0; if (pstat->qos_info & BIT(3)) pstat->uapsd_be = BIT(0) | BIT(1); else pstat->uapsd_be = 0; } break; } } else { break; } p = p + ie_len + 2; } } /* save HT capabilities in the sta object */ memset(&pstat->htpriv.ht_cap, 0, sizeof(struct ieee80211_ht_cap)); if (elems.ht_capabilities && elems.ht_capabilities_len >= sizeof(struct ieee80211_ht_cap)) { pstat->flags |= WLAN_STA_HT; pstat->flags |= WLAN_STA_WME; memcpy(&pstat->htpriv.ht_cap, elems.ht_capabilities, sizeof(struct ieee80211_ht_cap)); } else { pstat->flags &= ~WLAN_STA_HT; } if ((!pmlmepriv->htpriv.ht_option) && (pstat->flags & WLAN_STA_HT)) { status = _STATS_FAILURE_; goto OnAssocReqFail; } pstat->flags |= WLAN_STA_NONERP; for (i = 0; i < pstat->bssratelen; i++) { if ((pstat->bssrateset[i] & 0x7f) > 22) { pstat->flags &= ~WLAN_STA_NONERP; break; } } if (pstat->capability & WLAN_CAPABILITY_SHORT_PREAMBLE) pstat->flags |= WLAN_STA_SHORT_PREAMBLE; else pstat->flags &= ~WLAN_STA_SHORT_PREAMBLE; if (status != _STATS_SUCCESSFUL_) goto OnAssocReqFail; pstat->is_p2p_device = false; if (rtw_p2p_chk_role(pwdinfo, P2P_ROLE_GO)) { p2pie = rtw_get_p2p_ie(pframe + WLAN_HDR_A3_LEN + ie_offset, pkt_len - WLAN_HDR_A3_LEN - ie_offset, NULL, &p2pielen); if (p2pie) { pstat->is_p2p_device = true; p2p_status_code = (u8)process_assoc_req_p2p_ie(pwdinfo, pframe, pkt_len, pstat); if (p2p_status_code > 0) { pstat->p2p_status_code = p2p_status_code; status = _STATS_CAP_FAIL_; goto OnAssocReqFail; } } } pstat->p2p_status_code = p2p_status_code; /* TODO: identify_proprietary_vendor_ie(); */ /* Realtek proprietary IE */ /* identify if this is Broadcom sta */ /* identify if this is ralink sta */ /* Customer proprietary IE */ /* get a unique AID */ if (pstat->aid == 0) { for (pstat->aid = 1; pstat->aid <= NUM_STA; pstat->aid++) if (!pstapriv->sta_aid[pstat->aid - 1]) break; /* if (pstat->aid > NUM_STA) { */ if (pstat->aid > pstapriv->max_num_sta) { pstat->aid = 0; status = WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA; goto OnAssocReqFail; } else { pstapriv->sta_aid[pstat->aid - 1] = pstat; } } pstat->state &= (~WIFI_FW_ASSOC_STATE); pstat->state |= WIFI_FW_ASSOC_SUCCESS; spin_lock_bh(&pstapriv->auth_list_lock); if (!list_empty(&pstat->auth_list)) { list_del_init(&pstat->auth_list); pstapriv->auth_list_cnt--; } spin_unlock_bh(&pstapriv->auth_list_lock); spin_lock_bh(&pstapriv->asoc_list_lock); if (list_empty(&pstat->asoc_list)) { pstat->expire_to = pstapriv->expire_to; list_add_tail(&pstat->asoc_list, &pstapriv->asoc_list); pstapriv->asoc_list_cnt++; } spin_unlock_bh(&pstapriv->asoc_list_lock); /* now the station is qualified to join our BSS... */ if (pstat && (pstat->state & WIFI_FW_ASSOC_SUCCESS) && (status == _STATS_SUCCESSFUL_)) { /* 1 bss_cap_update & sta_info_update */ bss_cap_update_on_sta_join(padapter, pstat); sta_info_update(padapter, pstat); /* issue assoc rsp before notify station join event. */ if (frame_type == WIFI_ASSOCREQ) issue_asocrsp(padapter, status, pstat, WIFI_ASSOCRSP); else issue_asocrsp(padapter, status, pstat, WIFI_REASSOCRSP); /* 2 - report to upper layer */ rtw_indicate_sta_assoc_event(padapter, pstat); /* 3-(1) report sta add event */ report_add_sta_event(padapter, pstat->hwaddr, pstat->aid); } return; asoc_class2_error: issue_deauth(padapter, (void *)GetAddr2Ptr(pframe), status); return; OnAssocReqFail: pstat->aid = 0; if (frame_type == WIFI_ASSOCREQ) issue_asocrsp(padapter, status, pstat, WIFI_ASSOCRSP); else issue_asocrsp(padapter, status, pstat, WIFI_REASSOCRSP); return; } static void OnAssocRsp(struct adapter *padapter, struct recv_frame *precv_frame) { struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *)precv_frame->rx_data; uint i; int res; struct ndis_802_11_var_ie *pIE; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; /* struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network); */ u8 *pframe = precv_frame->rx_data; uint pkt_len = precv_frame->len; /* check A1 matches or not */ if (memcmp(myid(&padapter->eeprompriv), mgmt->da, ETH_ALEN)) return; if (!(pmlmeinfo->state & (WIFI_FW_AUTH_SUCCESS | WIFI_FW_ASSOC_STATE))) return; if (pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) return; _cancel_timer_ex(&pmlmeext->link_timer); if (le16_to_cpu(mgmt->u.assoc_resp.status_code) > 0) { pmlmeinfo->state = WIFI_FW_NULL_STATE; res = -4; goto report_assoc_result; } pmlmeinfo->capability = le16_to_cpu(mgmt->u.assoc_resp.capab_info); /* set slot time */ pmlmeinfo->slotTime = (pmlmeinfo->capability & BIT(10)) ? 9 : 20; pmlmeinfo->aid = le16_to_cpu(mgmt->u.assoc_resp.aid) & 0x3fff; res = pmlmeinfo->aid; /* following are moved to join event callback function */ /* to handle HT, WMM, rate adaptive, update MAC reg */ /* for not to handle the synchronous IO in the tasklet */ for (i = offsetof(struct ieee80211_mgmt, u.assoc_resp.variable); i < pkt_len;) { pIE = (struct ndis_802_11_var_ie *)(pframe + i); switch (pIE->ElementID) { case _VENDOR_SPECIFIC_IE_: if (!memcmp(pIE->data, WMM_PARA_OUI, 6)) /* WMM */ WMM_param_handler(padapter, pIE); break; case _HT_CAPABILITY_IE_: /* HT caps */ HT_caps_handler(padapter, pIE); break; case _HT_EXTRA_INFO_IE_: /* HT info */ HT_info_handler(padapter, pIE); break; case _ERPINFO_IE_: ERP_IE_handler(padapter, pIE); break; default: break; } i += (pIE->Length + 2); } pmlmeinfo->state &= (~WIFI_FW_ASSOC_STATE); pmlmeinfo->state |= WIFI_FW_ASSOC_SUCCESS; /* Update Basic Rate Table for spec, 2010-12-28 , by thomas */ UpdateBrateTbl(pmlmeinfo->network.SupportedRates); report_assoc_result: report_join_res(padapter, res); } static void OnDeAuth(struct adapter *padapter, struct recv_frame *precv_frame) { struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *)precv_frame->rx_data; unsigned short reason; struct mlme_priv *pmlmepriv = &padapter->mlmepriv; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; struct wifidirect_info *pwdinfo = &padapter->wdinfo; if (memcmp(mgmt->bssid, get_my_bssid(&pmlmeinfo->network), ETH_ALEN)) return; if (pwdinfo->rx_invitereq_info.scan_op_ch_only) { _cancel_timer_ex(&pwdinfo->reset_ch_sitesurvey); _set_timer(&pwdinfo->reset_ch_sitesurvey, 10); } reason = le16_to_cpu(mgmt->u.disassoc.reason_code); if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) { struct sta_info *psta; struct sta_priv *pstapriv = &padapter->stapriv; u8 updated = 0; psta = rtw_get_stainfo(pstapriv, mgmt->sa); if (!psta) return; spin_lock_bh(&pstapriv->asoc_list_lock); if (!list_empty(&psta->asoc_list)) { list_del_init(&psta->asoc_list); pstapriv->asoc_list_cnt--; updated = ap_free_sta(padapter, psta, false, reason); } spin_unlock_bh(&pstapriv->asoc_list_lock); associated_clients_update(padapter, updated); } else { bool ignore_received_deauth = false; /* Before sending the auth frame to start the STA/GC mode connection with AP/GO, * we will send the deauth first. * However, the Win8.1 with BRCM Wi-Fi will send the deauth with reason code 6 to us after receieving our deauth. * Added the following code to avoid this case. */ if (pmlmeinfo->state & (WIFI_FW_AUTH_STATE | WIFI_FW_ASSOC_STATE)) { if (reason == WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA) { ignore_received_deauth = true; } else if (reason == WLAN_REASON_PREV_AUTH_NOT_VALID) { // TODO: 802.11r ignore_received_deauth = true; } } if (!ignore_received_deauth) receive_disconnect(padapter, mgmt->bssid, reason); pmlmepriv->LinkDetectInfo.bBusyTraffic = false; } } static void OnDisassoc(struct adapter *padapter, struct recv_frame *precv_frame) { struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *)precv_frame->rx_data; u16 reason; struct mlme_priv *pmlmepriv = &padapter->mlmepriv; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; struct wifidirect_info *pwdinfo = &padapter->wdinfo; struct sta_info *psta; struct sta_priv *pstapriv = &padapter->stapriv; u8 updated = 0; if (memcmp(mgmt->bssid, get_my_bssid(&pmlmeinfo->network), ETH_ALEN)) return; if (pwdinfo->rx_invitereq_info.scan_op_ch_only) { _cancel_timer_ex(&pwdinfo->reset_ch_sitesurvey); _set_timer(&pwdinfo->reset_ch_sitesurvey, 10); } reason = le16_to_cpu(mgmt->u.disassoc.reason_code); if (!check_fwstate(pmlmepriv, WIFI_AP_STATE)) { receive_disconnect(padapter, mgmt->bssid, reason); pmlmepriv->LinkDetectInfo.bBusyTraffic = false; return; } psta = rtw_get_stainfo(pstapriv, mgmt->sa); if (!psta) return; spin_lock_bh(&pstapriv->asoc_list_lock); if (!list_empty(&psta->asoc_list)) { list_del_init(&psta->asoc_list); pstapriv->asoc_list_cnt--; updated = ap_free_sta(padapter, psta, false, reason); } spin_unlock_bh(&pstapriv->asoc_list_lock); associated_clients_update(padapter, updated); } static void OnAction_back(struct adapter *padapter, struct recv_frame *precv_frame) { struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *)precv_frame->rx_data; struct sta_info *psta = NULL; struct recv_reorder_ctrl *preorder_ctrl; unsigned short tid; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; struct sta_priv *pstapriv = &padapter->stapriv; if ((pmlmeinfo->state & 0x03) != WIFI_FW_AP_STATE) if (!(pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS)) return; psta = rtw_get_stainfo(pstapriv, mgmt->sa); if (!psta) return; if (!pmlmeinfo->HT_enable) return; /* All union members start with an action code, it's ok to use addba_req. */ switch (mgmt->u.action.u.addba_req.action_code) { case WLAN_ACTION_ADDBA_REQ: tid = u16_get_bits(le16_to_cpu(mgmt->u.action.u.addba_req.capab), IEEE80211_ADDBA_PARAM_TID_MASK); preorder_ctrl = &psta->recvreorder_ctrl[tid]; preorder_ctrl->indicate_seq = 0xffff; preorder_ctrl->enable = pmlmeinfo->bAcceptAddbaReq; issue_action_BA(padapter, mgmt->sa, WLAN_ACTION_ADDBA_RESP, pmlmeinfo->bAcceptAddbaReq ? WLAN_STATUS_SUCCESS : WLAN_STATUS_REQUEST_DECLINED, mgmt); break; case WLAN_ACTION_ADDBA_RESP: tid = u16_get_bits(le16_to_cpu(mgmt->u.action.u.addba_resp.capab), IEEE80211_ADDBA_PARAM_TID_MASK); if (mgmt->u.action.u.addba_resp.status == 0) { /* successful */ psta->htpriv.agg_enable_bitmap |= BIT(tid); psta->htpriv.candidate_tid_bitmap &= ~BIT(tid); } else { psta->htpriv.agg_enable_bitmap &= ~BIT(tid); } break; case WLAN_ACTION_DELBA: tid = u16_get_bits(le16_to_cpu(mgmt->u.action.u.delba.params), IEEE80211_DELBA_PARAM_TID_MASK); if (u16_get_bits(le16_to_cpu(mgmt->u.action.u.delba.params), IEEE80211_DELBA_PARAM_INITIATOR_MASK) == WLAN_BACK_RECIPIENT) { psta->htpriv.agg_enable_bitmap &= ~BIT(tid); psta->htpriv.candidate_tid_bitmap &= ~BIT(tid); } else { preorder_ctrl = &psta->recvreorder_ctrl[tid]; preorder_ctrl->enable = false; preorder_ctrl->indicate_seq = 0xffff; } /* todo: how to notify the host while receiving DELETE BA */ break; default: break; } } static int get_reg_classes_full_count(struct p2p_channels *channel_list) { int cnt = 0; int i; for (i = 0; i < channel_list->reg_classes; i++) { cnt += channel_list->reg_class[i].channels; } return cnt; } void issue_p2p_GO_request(struct adapter *padapter, u8 *raddr) { unsigned char category = WLAN_CATEGORY_PUBLIC; u8 action = P2P_PUB_ACTION_ACTION; __be32 p2poui = cpu_to_be32(P2POUI); u8 oui_subtype = P2P_GO_NEGO_REQ; u8 wpsie[255] = { 0x00 }, p2pie[255] = { 0x00 }; u8 wpsielen = 0, p2pielen = 0; u16 len_channellist_attr = 0; struct xmit_frame *pmgntframe; struct pkt_attrib *pattrib; unsigned char *pframe; struct ieee80211_hdr *pwlanhdr; __le16 *fctrl; struct xmit_priv *pxmitpriv = &padapter->xmitpriv; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct wifidirect_info *pwdinfo = &padapter->wdinfo; pmgntframe = alloc_mgtxmitframe(pxmitpriv); if (!pmgntframe) return; /* update attribute */ pattrib = &pmgntframe->attrib; update_mgntframe_attrib(padapter, pattrib); memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET); pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET; pwlanhdr = (struct ieee80211_hdr *)pframe; fctrl = &pwlanhdr->frame_control; *(fctrl) = 0; memcpy(pwlanhdr->addr1, raddr, ETH_ALEN); memcpy(pwlanhdr->addr2, myid(&padapter->eeprompriv), ETH_ALEN); memcpy(pwlanhdr->addr3, myid(&padapter->eeprompriv), ETH_ALEN); SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq); pmlmeext->mgnt_seq++; SetFrameSubType(pframe, WIFI_ACTION); pframe += sizeof(struct ieee80211_hdr_3addr); pattrib->pktlen = sizeof(struct ieee80211_hdr_3addr); pframe = rtw_set_fixed_ie(pframe, 1, &category, &pattrib->pktlen); pframe = rtw_set_fixed_ie(pframe, 1, &action, &pattrib->pktlen); pframe = rtw_set_fixed_ie(pframe, 4, (unsigned char *)&p2poui, &pattrib->pktlen); pframe = rtw_set_fixed_ie(pframe, 1, &oui_subtype, &pattrib->pktlen); pwdinfo->negotiation_dialog_token = 1; /* Initialize the dialog value */ pframe = rtw_set_fixed_ie(pframe, 1, &pwdinfo->negotiation_dialog_token, &pattrib->pktlen); /* WPS Section */ wpsielen = 0; /* WPS OUI */ *(__be32 *)(wpsie) = cpu_to_be32(WPSOUI); wpsielen += 4; /* WPS version */ /* Type: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(WPS_ATTR_VER1); wpsielen += 2; /* Length: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(0x0001); wpsielen += 2; /* Value: */ wpsie[wpsielen++] = WPS_VERSION_1; /* Version 1.0 */ /* Device Password ID */ /* Type: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(WPS_ATTR_DEVICE_PWID); wpsielen += 2; /* Length: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(0x0002); wpsielen += 2; /* Value: */ if (pwdinfo->ui_got_wps_info == P2P_GOT_WPSINFO_PEER_DISPLAY_PIN) *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(WPS_DPID_USER_SPEC); else if (pwdinfo->ui_got_wps_info == P2P_GOT_WPSINFO_SELF_DISPLAY_PIN) *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(WPS_DPID_REGISTRAR_SPEC); else if (pwdinfo->ui_got_wps_info == P2P_GOT_WPSINFO_PBC) *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(WPS_DPID_PBC); wpsielen += 2; pframe = rtw_set_ie(pframe, _VENDOR_SPECIFIC_IE_, wpsielen, (unsigned char *)wpsie, &pattrib->pktlen); /* P2P IE Section. */ /* P2P OUI */ p2pielen = 0; p2pie[p2pielen++] = 0x50; p2pie[p2pielen++] = 0x6F; p2pie[p2pielen++] = 0x9A; p2pie[p2pielen++] = 0x09; /* WFA P2P v1.0 */ /* Commented by Albert 20110306 */ /* According to the P2P Specification, the group negotiation request frame should contain 9 P2P attributes */ /* 1. P2P Capability */ /* 2. Group Owner Intent */ /* 3. Configuration Timeout */ /* 4. Listen Channel */ /* 5. Extended Listen Timing */ /* 6. Intended P2P Interface Address */ /* 7. Channel List */ /* 8. P2P Device Info */ /* 9. Operating Channel */ /* P2P Capability */ /* Type: */ p2pie[p2pielen++] = P2P_ATTR_CAPABILITY; /* Length: */ *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(0x0002); p2pielen += 2; /* Value: */ /* Device Capability Bitmap, 1 byte */ p2pie[p2pielen++] = DMP_P2P_DEVCAP_SUPPORT; /* Group Capability Bitmap, 1 byte */ if (pwdinfo->persistent_supported) p2pie[p2pielen++] = P2P_GRPCAP_CROSS_CONN | P2P_GRPCAP_PERSISTENT_GROUP; else p2pie[p2pielen++] = P2P_GRPCAP_CROSS_CONN; /* Group Owner Intent */ /* Type: */ p2pie[p2pielen++] = P2P_ATTR_GO_INTENT; /* Length: */ *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(0x0001); p2pielen += 2; /* Value: */ /* Todo the tie breaker bit. */ p2pie[p2pielen++] = ((pwdinfo->intent << 1) | BIT(0)); /* Configuration Timeout */ /* Type: */ p2pie[p2pielen++] = P2P_ATTR_CONF_TIMEOUT; /* Length: */ *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(0x0002); p2pielen += 2; /* Value: */ p2pie[p2pielen++] = 200; /* 2 seconds needed to be the P2P GO */ p2pie[p2pielen++] = 200; /* 2 seconds needed to be the P2P Client */ /* Listen Channel */ /* Type: */ p2pie[p2pielen++] = P2P_ATTR_LISTEN_CH; /* Length: */ *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(0x0005); p2pielen += 2; /* Value: */ /* Country String */ p2pie[p2pielen++] = 'X'; p2pie[p2pielen++] = 'X'; /* The third byte should be set to 0x04. */ /* Described in the "Operating Channel Attribute" section. */ p2pie[p2pielen++] = 0x04; /* Operating Class */ p2pie[p2pielen++] = 0x51; /* Copy from SD7 */ /* Channel Number */ p2pie[p2pielen++] = pwdinfo->listen_channel; /* listening channel number */ /* Extended Listen Timing ATTR */ /* Type: */ p2pie[p2pielen++] = P2P_ATTR_EX_LISTEN_TIMING; /* Length: */ *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(0x0004); p2pielen += 2; /* Value: */ /* Availability Period */ *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(0xFFFF); p2pielen += 2; /* Availability Interval */ *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(0xFFFF); p2pielen += 2; /* Intended P2P Interface Address */ /* Type: */ p2pie[p2pielen++] = P2P_ATTR_INTENTED_IF_ADDR; /* Length: */ *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(ETH_ALEN); p2pielen += 2; /* Value: */ memcpy(p2pie + p2pielen, myid(&padapter->eeprompriv), ETH_ALEN); p2pielen += ETH_ALEN; /* Channel List */ /* Type: */ p2pie[p2pielen++] = P2P_ATTR_CH_LIST; /* Length: */ /* Country String(3) */ /* + (Operating Class (1) + Number of Channels(1)) * Operation Classes (?) */ /* + number of channels in all classes */ len_channellist_attr = 3 + (1 + 1) * (u16)(pmlmeext->channel_list.reg_classes) + get_reg_classes_full_count(&pmlmeext->channel_list); *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(len_channellist_attr); p2pielen += 2; /* Value: */ /* Country String */ p2pie[p2pielen++] = 'X'; p2pie[p2pielen++] = 'X'; /* The third byte should be set to 0x04. */ /* Described in the "Operating Channel Attribute" section. */ p2pie[p2pielen++] = 0x04; /* Channel Entry List */ { int i, j; for (j = 0; j < pmlmeext->channel_list.reg_classes; j++) { /* Operating Class */ p2pie[p2pielen++] = pmlmeext->channel_list.reg_class[j].reg_class; /* Number of Channels */ p2pie[p2pielen++] = pmlmeext->channel_list.reg_class[j].channels; /* Channel List */ for (i = 0; i < pmlmeext->channel_list.reg_class[j].channels; i++) { p2pie[p2pielen++] = pmlmeext->channel_list.reg_class[j].channel[i]; } } } /* Device Info */ /* Type: */ p2pie[p2pielen++] = P2P_ATTR_DEVICE_INFO; /* Length: */ /* 21 -> P2P Device Address (6bytes) + Config Methods (2bytes) + Primary Device Type (8bytes) */ /* + NumofSecondDevType (1byte) + WPS Device Name ID field (2bytes) + WPS Device Name Len field (2bytes) */ *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(21 + pwdinfo->device_name_len); p2pielen += 2; /* Value: */ /* P2P Device Address */ memcpy(p2pie + p2pielen, myid(&padapter->eeprompriv), ETH_ALEN); p2pielen += ETH_ALEN; /* Config Method */ /* This field should be big endian. Noted by P2P specification. */ *(__be16 *)(p2pie + p2pielen) = cpu_to_be16(pwdinfo->supported_wps_cm); p2pielen += 2; /* Primary Device Type */ /* Category ID */ *(__be16 *)(p2pie + p2pielen) = cpu_to_be16(WPS_PDT_CID_MULIT_MEDIA); p2pielen += 2; /* OUI */ *(__be32 *)(p2pie + p2pielen) = cpu_to_be32(WPSOUI); p2pielen += 4; /* Sub Category ID */ *(__be16 *)(p2pie + p2pielen) = cpu_to_be16(WPS_PDT_SCID_MEDIA_SERVER); p2pielen += 2; /* Number of Secondary Device Types */ p2pie[p2pielen++] = 0x00; /* No Secondary Device Type List */ /* Device Name */ /* Type: */ *(__be16 *)(p2pie + p2pielen) = cpu_to_be16(WPS_ATTR_DEVICE_NAME); p2pielen += 2; /* Length: */ *(__be16 *)(p2pie + p2pielen) = cpu_to_be16(pwdinfo->device_name_len); p2pielen += 2; /* Value: */ memcpy(p2pie + p2pielen, pwdinfo->device_name, pwdinfo->device_name_len); p2pielen += pwdinfo->device_name_len; /* Operating Channel */ /* Type: */ p2pie[p2pielen++] = P2P_ATTR_OPERATING_CH; /* Length: */ *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(0x0005); p2pielen += 2; /* Value: */ /* Country String */ p2pie[p2pielen++] = 'X'; p2pie[p2pielen++] = 'X'; /* The third byte should be set to 0x04. */ /* Described in the "Operating Channel Attribute" section. */ p2pie[p2pielen++] = 0x04; /* Operating Class */ p2pie[p2pielen++] = 0x51; /* Channel Number */ p2pie[p2pielen++] = pwdinfo->operating_channel; /* operating channel number */ pframe = rtw_set_ie(pframe, _VENDOR_SPECIFIC_IE_, p2pielen, (unsigned char *)p2pie, &pattrib->pktlen); pattrib->last_txcmdsz = pattrib->pktlen; dump_mgntframe(padapter, pmgntframe); } static void issue_p2p_GO_response(struct adapter *padapter, u8 *raddr, u8 *frame_body, uint len, u8 result) { unsigned char category = WLAN_CATEGORY_PUBLIC; u8 action = P2P_PUB_ACTION_ACTION; __be32 p2poui = cpu_to_be32(P2POUI); u8 oui_subtype = P2P_GO_NEGO_RESP; u8 wpsie[255] = { 0x00 }, p2pie[255] = { 0x00 }; u8 p2pielen = 0; uint wpsielen = 0; u16 wps_devicepassword_id = 0x0000; __be16 be_tmp; uint wps_devicepassword_id_len = 0; u16 len_channellist_attr = 0; struct xmit_frame *pmgntframe; struct pkt_attrib *pattrib; unsigned char *pframe; struct ieee80211_hdr *pwlanhdr; __le16 *fctrl; struct xmit_priv *pxmitpriv = &padapter->xmitpriv; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct wifidirect_info *pwdinfo = &padapter->wdinfo; pmgntframe = alloc_mgtxmitframe(pxmitpriv); if (!pmgntframe) return; /* update attribute */ pattrib = &pmgntframe->attrib; update_mgntframe_attrib(padapter, pattrib); memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET); pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET; pwlanhdr = (struct ieee80211_hdr *)pframe; fctrl = &pwlanhdr->frame_control; *(fctrl) = 0; memcpy(pwlanhdr->addr1, raddr, ETH_ALEN); memcpy(pwlanhdr->addr2, myid(&padapter->eeprompriv), ETH_ALEN); memcpy(pwlanhdr->addr3, myid(&padapter->eeprompriv), ETH_ALEN); SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq); pmlmeext->mgnt_seq++; SetFrameSubType(pframe, WIFI_ACTION); pframe += sizeof(struct ieee80211_hdr_3addr); pattrib->pktlen = sizeof(struct ieee80211_hdr_3addr); pframe = rtw_set_fixed_ie(pframe, 1, &category, &pattrib->pktlen); pframe = rtw_set_fixed_ie(pframe, 1, &action, &pattrib->pktlen); pframe = rtw_set_fixed_ie(pframe, 4, (unsigned char *)&p2poui, &pattrib->pktlen); pframe = rtw_set_fixed_ie(pframe, 1, &oui_subtype, &pattrib->pktlen); pwdinfo->negotiation_dialog_token = frame_body[7]; /* The Dialog Token of provisioning discovery request frame. */ pframe = rtw_set_fixed_ie(pframe, 1, &pwdinfo->negotiation_dialog_token, &pattrib->pktlen); /* Commented by Albert 20110328 */ /* Try to get the device password ID from the WPS IE of group negotiation request frame */ /* WiFi Direct test plan 5.1.15 */ rtw_get_wps_ie(frame_body + _PUBLIC_ACTION_IE_OFFSET_, len - _PUBLIC_ACTION_IE_OFFSET_, wpsie, &wpsielen); rtw_get_wps_attr_content(wpsie, wpsielen, WPS_ATTR_DEVICE_PWID, (u8 *)&be_tmp, &wps_devicepassword_id_len); wps_devicepassword_id = be16_to_cpu(be_tmp); memset(wpsie, 0x00, 255); wpsielen = 0; /* WPS Section */ wpsielen = 0; /* WPS OUI */ *(__be32 *)(wpsie) = cpu_to_be32(WPSOUI); wpsielen += 4; /* WPS version */ /* Type: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(WPS_ATTR_VER1); wpsielen += 2; /* Length: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(0x0001); wpsielen += 2; /* Value: */ wpsie[wpsielen++] = WPS_VERSION_1; /* Version 1.0 */ /* Device Password ID */ /* Type: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(WPS_ATTR_DEVICE_PWID); wpsielen += 2; /* Length: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(0x0002); wpsielen += 2; /* Value: */ if (wps_devicepassword_id == WPS_DPID_USER_SPEC) *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(WPS_DPID_REGISTRAR_SPEC); else if (wps_devicepassword_id == WPS_DPID_REGISTRAR_SPEC) *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(WPS_DPID_USER_SPEC); else *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(WPS_DPID_PBC); wpsielen += 2; /* Commented by Kurt 20120113 */ /* If some device wants to do p2p handshake without sending prov_disc_req */ /* We have to get peer_req_cm from here. */ if (!memcmp(pwdinfo->rx_prov_disc_info.strconfig_method_desc_of_prov_disc_req, "000", 3)) { if (wps_devicepassword_id == WPS_DPID_USER_SPEC) memcpy(pwdinfo->rx_prov_disc_info.strconfig_method_desc_of_prov_disc_req, "dis", 3); else if (wps_devicepassword_id == WPS_DPID_REGISTRAR_SPEC) memcpy(pwdinfo->rx_prov_disc_info.strconfig_method_desc_of_prov_disc_req, "pad", 3); else memcpy(pwdinfo->rx_prov_disc_info.strconfig_method_desc_of_prov_disc_req, "pbc", 3); } pframe = rtw_set_ie(pframe, _VENDOR_SPECIFIC_IE_, wpsielen, (unsigned char *)wpsie, &pattrib->pktlen); /* P2P IE Section. */ /* P2P OUI */ p2pielen = 0; p2pie[p2pielen++] = 0x50; p2pie[p2pielen++] = 0x6F; p2pie[p2pielen++] = 0x9A; p2pie[p2pielen++] = 0x09; /* WFA P2P v1.0 */ /* Commented by Albert 20100908 */ /* According to the P2P Specification, the group negotiation response frame should contain 9 P2P attributes */ /* 1. Status */ /* 2. P2P Capability */ /* 3. Group Owner Intent */ /* 4. Configuration Timeout */ /* 5. Operating Channel */ /* 6. Intended P2P Interface Address */ /* 7. Channel List */ /* 8. Device Info */ /* 9. Group ID (Only GO) */ /* ToDo: */ /* P2P Status */ /* Type: */ p2pie[p2pielen++] = P2P_ATTR_STATUS; /* Length: */ *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(0x0001); p2pielen += 2; /* Value: */ p2pie[p2pielen++] = result; /* P2P Capability */ /* Type: */ p2pie[p2pielen++] = P2P_ATTR_CAPABILITY; /* Length: */ *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(0x0002); p2pielen += 2; /* Value: */ /* Device Capability Bitmap, 1 byte */ if (rtw_p2p_chk_role(pwdinfo, P2P_ROLE_CLIENT)) { /* Commented by Albert 2011/03/08 */ /* According to the P2P specification */ /* if the sending device will be client, the P2P Capability should be reserved of group negotiation response frame */ p2pie[p2pielen++] = 0; } else { /* Be group owner or meet the error case */ p2pie[p2pielen++] = DMP_P2P_DEVCAP_SUPPORT; } /* Group Capability Bitmap, 1 byte */ if (pwdinfo->persistent_supported) { p2pie[p2pielen++] = P2P_GRPCAP_CROSS_CONN | P2P_GRPCAP_PERSISTENT_GROUP; } else { p2pie[p2pielen++] = P2P_GRPCAP_CROSS_CONN; } /* Group Owner Intent */ /* Type: */ p2pie[p2pielen++] = P2P_ATTR_GO_INTENT; /* Length: */ *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(0x0001); p2pielen += 2; /* Value: */ if (pwdinfo->peer_intent & 0x01) { /* Peer's tie breaker bit is 1, our tie breaker bit should be 0 */ p2pie[p2pielen++] = (pwdinfo->intent << 1); } else { /* Peer's tie breaker bit is 0, our tie breaker bit should be 1 */ p2pie[p2pielen++] = ((pwdinfo->intent << 1) | BIT(0)); } /* Configuration Timeout */ /* Type: */ p2pie[p2pielen++] = P2P_ATTR_CONF_TIMEOUT; /* Length: */ *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(0x0002); p2pielen += 2; /* Value: */ p2pie[p2pielen++] = 200; /* 2 seconds needed to be the P2P GO */ p2pie[p2pielen++] = 200; /* 2 seconds needed to be the P2P Client */ /* Operating Channel */ /* Type: */ p2pie[p2pielen++] = P2P_ATTR_OPERATING_CH; /* Length: */ *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(0x0005); p2pielen += 2; /* Value: */ /* Country String */ p2pie[p2pielen++] = 'X'; p2pie[p2pielen++] = 'X'; /* The third byte should be set to 0x04. */ /* Described in the "Operating Channel Attribute" section. */ p2pie[p2pielen++] = 0x04; /* Operating Class */ p2pie[p2pielen++] = 0x51; /* Channel Number */ p2pie[p2pielen++] = pwdinfo->operating_channel; /* operating channel number */ /* Intended P2P Interface Address */ /* Type: */ p2pie[p2pielen++] = P2P_ATTR_INTENTED_IF_ADDR; /* Length: */ *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(ETH_ALEN); p2pielen += 2; /* Value: */ memcpy(p2pie + p2pielen, myid(&padapter->eeprompriv), ETH_ALEN); p2pielen += ETH_ALEN; /* Channel List */ /* Type: */ p2pie[p2pielen++] = P2P_ATTR_CH_LIST; /* Country String(3) */ /* + (Operating Class (1) + Number of Channels(1)) * Operation Classes (?) */ /* + number of channels in all classes */ len_channellist_attr = 3 + (1 + 1) * (u16)pmlmeext->channel_list.reg_classes + get_reg_classes_full_count(&pmlmeext->channel_list); *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(len_channellist_attr); p2pielen += 2; /* Value: */ /* Country String */ p2pie[p2pielen++] = 'X'; p2pie[p2pielen++] = 'X'; /* The third byte should be set to 0x04. */ /* Described in the "Operating Channel Attribute" section. */ p2pie[p2pielen++] = 0x04; /* Channel Entry List */ { int i, j; for (j = 0; j < pmlmeext->channel_list.reg_classes; j++) { /* Operating Class */ p2pie[p2pielen++] = pmlmeext->channel_list.reg_class[j].reg_class; /* Number of Channels */ p2pie[p2pielen++] = pmlmeext->channel_list.reg_class[j].channels; /* Channel List */ for (i = 0; i < pmlmeext->channel_list.reg_class[j].channels; i++) { p2pie[p2pielen++] = pmlmeext->channel_list.reg_class[j].channel[i]; } } } /* Device Info */ /* Type: */ p2pie[p2pielen++] = P2P_ATTR_DEVICE_INFO; /* Length: */ /* 21 -> P2P Device Address (6bytes) + Config Methods (2bytes) + Primary Device Type (8bytes) */ /* + NumofSecondDevType (1byte) + WPS Device Name ID field (2bytes) + WPS Device Name Len field (2bytes) */ *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(21 + pwdinfo->device_name_len); p2pielen += 2; /* Value: */ /* P2P Device Address */ memcpy(p2pie + p2pielen, myid(&padapter->eeprompriv), ETH_ALEN); p2pielen += ETH_ALEN; /* Config Method */ /* This field should be big endian. Noted by P2P specification. */ *(__be16 *)(p2pie + p2pielen) = cpu_to_be16(pwdinfo->supported_wps_cm); p2pielen += 2; /* Primary Device Type */ /* Category ID */ *(__be16 *)(p2pie + p2pielen) = cpu_to_be16(WPS_PDT_CID_MULIT_MEDIA); p2pielen += 2; /* OUI */ *(__be32 *)(p2pie + p2pielen) = cpu_to_be32(WPSOUI); p2pielen += 4; /* Sub Category ID */ *(__be16 *)(p2pie + p2pielen) = cpu_to_be16(WPS_PDT_SCID_MEDIA_SERVER); p2pielen += 2; /* Number of Secondary Device Types */ p2pie[p2pielen++] = 0x00; /* No Secondary Device Type List */ /* Device Name */ /* Type: */ *(__be16 *)(p2pie + p2pielen) = cpu_to_be16(WPS_ATTR_DEVICE_NAME); p2pielen += 2; /* Length: */ *(__be16 *)(p2pie + p2pielen) = cpu_to_be16(pwdinfo->device_name_len); p2pielen += 2; /* Value: */ memcpy(p2pie + p2pielen, pwdinfo->device_name, pwdinfo->device_name_len); p2pielen += pwdinfo->device_name_len; if (rtw_p2p_chk_role(pwdinfo, P2P_ROLE_GO)) { /* Group ID Attribute */ /* Type: */ p2pie[p2pielen++] = P2P_ATTR_GROUP_ID; /* Length: */ *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(ETH_ALEN + pwdinfo->nego_ssidlen); p2pielen += 2; /* Value: */ /* p2P Device Address */ memcpy(p2pie + p2pielen, pwdinfo->device_addr, ETH_ALEN); p2pielen += ETH_ALEN; /* SSID */ memcpy(p2pie + p2pielen, pwdinfo->nego_ssid, pwdinfo->nego_ssidlen); p2pielen += pwdinfo->nego_ssidlen; } pframe = rtw_set_ie(pframe, _VENDOR_SPECIFIC_IE_, p2pielen, (unsigned char *)p2pie, &pattrib->pktlen); pattrib->last_txcmdsz = pattrib->pktlen; dump_mgntframe(padapter, pmgntframe); } static void issue_p2p_GO_confirm(struct adapter *padapter, u8 *raddr, u8 result) { unsigned char category = WLAN_CATEGORY_PUBLIC; u8 action = P2P_PUB_ACTION_ACTION; __be32 p2poui = cpu_to_be32(P2POUI); u8 oui_subtype = P2P_GO_NEGO_CONF; u8 p2pie[255] = { 0x00 }; u8 p2pielen = 0; struct xmit_frame *pmgntframe; struct pkt_attrib *pattrib; unsigned char *pframe; struct ieee80211_hdr *pwlanhdr; __le16 *fctrl; struct xmit_priv *pxmitpriv = &padapter->xmitpriv; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct wifidirect_info *pwdinfo = &padapter->wdinfo; pmgntframe = alloc_mgtxmitframe(pxmitpriv); if (!pmgntframe) return; /* update attribute */ pattrib = &pmgntframe->attrib; update_mgntframe_attrib(padapter, pattrib); memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET); pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET; pwlanhdr = (struct ieee80211_hdr *)pframe; fctrl = &pwlanhdr->frame_control; *(fctrl) = 0; memcpy(pwlanhdr->addr1, raddr, ETH_ALEN); memcpy(pwlanhdr->addr2, myid(&padapter->eeprompriv), ETH_ALEN); memcpy(pwlanhdr->addr3, myid(&padapter->eeprompriv), ETH_ALEN); SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq); pmlmeext->mgnt_seq++; SetFrameSubType(pframe, WIFI_ACTION); pframe += sizeof(struct ieee80211_hdr_3addr); pattrib->pktlen = sizeof(struct ieee80211_hdr_3addr); pframe = rtw_set_fixed_ie(pframe, 1, &category, &pattrib->pktlen); pframe = rtw_set_fixed_ie(pframe, 1, &action, &pattrib->pktlen); pframe = rtw_set_fixed_ie(pframe, 4, (unsigned char *)&p2poui, &pattrib->pktlen); pframe = rtw_set_fixed_ie(pframe, 1, &oui_subtype, &pattrib->pktlen); pframe = rtw_set_fixed_ie(pframe, 1, &pwdinfo->negotiation_dialog_token, &pattrib->pktlen); /* P2P IE Section. */ /* P2P OUI */ p2pielen = 0; p2pie[p2pielen++] = 0x50; p2pie[p2pielen++] = 0x6F; p2pie[p2pielen++] = 0x9A; p2pie[p2pielen++] = 0x09; /* WFA P2P v1.0 */ /* Commented by Albert 20110306 */ /* According to the P2P Specification, the group negotiation request frame should contain 5 P2P attributes */ /* 1. Status */ /* 2. P2P Capability */ /* 3. Operating Channel */ /* 4. Channel List */ /* 5. Group ID (if this WiFi is GO) */ /* P2P Status */ /* Type: */ p2pie[p2pielen++] = P2P_ATTR_STATUS; /* Length: */ *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(0x0001); p2pielen += 2; /* Value: */ p2pie[p2pielen++] = result; /* P2P Capability */ /* Type: */ p2pie[p2pielen++] = P2P_ATTR_CAPABILITY; /* Length: */ *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(0x0002); p2pielen += 2; /* Value: */ /* Device Capability Bitmap, 1 byte */ p2pie[p2pielen++] = DMP_P2P_DEVCAP_SUPPORT; /* Group Capability Bitmap, 1 byte */ if (pwdinfo->persistent_supported) p2pie[p2pielen++] = P2P_GRPCAP_CROSS_CONN | P2P_GRPCAP_PERSISTENT_GROUP; else p2pie[p2pielen++] = P2P_GRPCAP_CROSS_CONN; /* Operating Channel */ /* Type: */ p2pie[p2pielen++] = P2P_ATTR_OPERATING_CH; /* Length: */ *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(0x0005); p2pielen += 2; /* Value: */ /* Country String */ p2pie[p2pielen++] = 'X'; p2pie[p2pielen++] = 'X'; /* The third byte should be set to 0x04. */ /* Described in the "Operating Channel Attribute" section. */ p2pie[p2pielen++] = 0x04; if (rtw_p2p_chk_role(pwdinfo, P2P_ROLE_CLIENT)) { /* Operating Class */ p2pie[p2pielen++] = 0x51; p2pie[p2pielen++] = pwdinfo->peer_operating_ch; } else { /* Operating Class */ p2pie[p2pielen++] = 0x51; /* Channel Number */ p2pie[p2pielen++] = pwdinfo->operating_channel; /* Use the listen channel as the operating channel */ } /* Channel List */ /* Type: */ p2pie[p2pielen++] = P2P_ATTR_CH_LIST; /* Length: */ *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(pwdinfo->channel_list_attr_len); p2pielen += 2; /* Value: */ memcpy(p2pie + p2pielen, pwdinfo->channel_list_attr, pwdinfo->channel_list_attr_len); p2pielen += pwdinfo->channel_list_attr_len; if (rtw_p2p_chk_role(pwdinfo, P2P_ROLE_GO)) { /* Group ID Attribute */ /* Type: */ p2pie[p2pielen++] = P2P_ATTR_GROUP_ID; /* Length: */ *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(ETH_ALEN + pwdinfo->nego_ssidlen); p2pielen += 2; /* Value: */ /* p2P Device Address */ memcpy(p2pie + p2pielen, pwdinfo->device_addr, ETH_ALEN); p2pielen += ETH_ALEN; /* SSID */ memcpy(p2pie + p2pielen, pwdinfo->nego_ssid, pwdinfo->nego_ssidlen); p2pielen += pwdinfo->nego_ssidlen; } pframe = rtw_set_ie(pframe, _VENDOR_SPECIFIC_IE_, p2pielen, (unsigned char *)p2pie, &pattrib->pktlen); pattrib->last_txcmdsz = pattrib->pktlen; dump_mgntframe(padapter, pmgntframe); } void issue_p2p_invitation_request(struct adapter *padapter, u8 *raddr) { unsigned char category = WLAN_CATEGORY_PUBLIC; u8 action = P2P_PUB_ACTION_ACTION; __be32 p2poui = cpu_to_be32(P2POUI); u8 oui_subtype = P2P_INVIT_REQ; u8 p2pie[255] = { 0x00 }; u8 p2pielen = 0; u8 dialogToken = 3; u16 len_channellist_attr = 0; struct xmit_frame *pmgntframe; struct pkt_attrib *pattrib; unsigned char *pframe; struct ieee80211_hdr *pwlanhdr; __le16 *fctrl; struct xmit_priv *pxmitpriv = &padapter->xmitpriv; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct wifidirect_info *pwdinfo = &padapter->wdinfo; pmgntframe = alloc_mgtxmitframe(pxmitpriv); if (!pmgntframe) return; /* update attribute */ pattrib = &pmgntframe->attrib; update_mgntframe_attrib(padapter, pattrib); memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET); pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET; pwlanhdr = (struct ieee80211_hdr *)pframe; fctrl = &pwlanhdr->frame_control; *(fctrl) = 0; memcpy(pwlanhdr->addr1, raddr, ETH_ALEN); memcpy(pwlanhdr->addr2, myid(&padapter->eeprompriv), ETH_ALEN); memcpy(pwlanhdr->addr3, raddr, ETH_ALEN); SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq); pmlmeext->mgnt_seq++; SetFrameSubType(pframe, WIFI_ACTION); pframe += sizeof(struct ieee80211_hdr_3addr); pattrib->pktlen = sizeof(struct ieee80211_hdr_3addr); pframe = rtw_set_fixed_ie(pframe, 1, &category, &pattrib->pktlen); pframe = rtw_set_fixed_ie(pframe, 1, &action, &pattrib->pktlen); pframe = rtw_set_fixed_ie(pframe, 4, (unsigned char *)&p2poui, &pattrib->pktlen); pframe = rtw_set_fixed_ie(pframe, 1, &oui_subtype, &pattrib->pktlen); pframe = rtw_set_fixed_ie(pframe, 1, &dialogToken, &pattrib->pktlen); /* P2P IE Section. */ /* P2P OUI */ p2pielen = 0; p2pie[p2pielen++] = 0x50; p2pie[p2pielen++] = 0x6F; p2pie[p2pielen++] = 0x9A; p2pie[p2pielen++] = 0x09; /* WFA P2P v1.0 */ /* Commented by Albert 20101011 */ /* According to the P2P Specification, the P2P Invitation request frame should contain 7 P2P attributes */ /* 1. Configuration Timeout */ /* 2. Invitation Flags */ /* 3. Operating Channel (Only GO) */ /* 4. P2P Group BSSID (Should be included if I am the GO) */ /* 5. Channel List */ /* 6. P2P Group ID */ /* 7. P2P Device Info */ /* Configuration Timeout */ /* Type: */ p2pie[p2pielen++] = P2P_ATTR_CONF_TIMEOUT; /* Length: */ *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(0x0002); p2pielen += 2; /* Value: */ p2pie[p2pielen++] = 200; /* 2 seconds needed to be the P2P GO */ p2pie[p2pielen++] = 200; /* 2 seconds needed to be the P2P Client */ /* Invitation Flags */ /* Type: */ p2pie[p2pielen++] = P2P_ATTR_INVITATION_FLAGS; /* Length: */ *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(0x0001); p2pielen += 2; /* Value: */ p2pie[p2pielen++] = P2P_INVITATION_FLAGS_PERSISTENT; /* Operating Channel */ /* Type: */ p2pie[p2pielen++] = P2P_ATTR_OPERATING_CH; /* Length: */ *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(0x0005); p2pielen += 2; /* Value: */ /* Country String */ p2pie[p2pielen++] = 'X'; p2pie[p2pielen++] = 'X'; /* The third byte should be set to 0x04. */ /* Described in the "Operating Channel Attribute" section. */ p2pie[p2pielen++] = 0x04; /* Operating Class */ p2pie[p2pielen++] = 0x51; /* Channel Number */ p2pie[p2pielen++] = pwdinfo->invitereq_info.operating_ch; /* operating channel number */ if (!memcmp(myid(&padapter->eeprompriv), pwdinfo->invitereq_info.go_bssid, ETH_ALEN)) { /* P2P Group BSSID */ /* Type: */ p2pie[p2pielen++] = P2P_ATTR_GROUP_BSSID; /* Length: */ *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(ETH_ALEN); p2pielen += 2; /* Value: */ /* P2P Device Address for GO */ memcpy(p2pie + p2pielen, pwdinfo->invitereq_info.go_bssid, ETH_ALEN); p2pielen += ETH_ALEN; } /* Channel List */ /* Type: */ p2pie[p2pielen++] = P2P_ATTR_CH_LIST; /* Length: */ /* Country String(3) */ /* + (Operating Class (1) + Number of Channels(1)) * Operation Classes (?) */ /* + number of channels in all classes */ len_channellist_attr = 3 + (1 + 1) * (u16)pmlmeext->channel_list.reg_classes + get_reg_classes_full_count(&pmlmeext->channel_list); *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(len_channellist_attr); p2pielen += 2; /* Value: */ /* Country String */ p2pie[p2pielen++] = 'X'; p2pie[p2pielen++] = 'X'; /* The third byte should be set to 0x04. */ /* Described in the "Operating Channel Attribute" section. */ p2pie[p2pielen++] = 0x04; /* Channel Entry List */ { int i, j; for (j = 0; j < pmlmeext->channel_list.reg_classes; j++) { /* Operating Class */ p2pie[p2pielen++] = pmlmeext->channel_list.reg_class[j].reg_class; /* Number of Channels */ p2pie[p2pielen++] = pmlmeext->channel_list.reg_class[j].channels; /* Channel List */ for (i = 0; i < pmlmeext->channel_list.reg_class[j].channels; i++) { p2pie[p2pielen++] = pmlmeext->channel_list.reg_class[j].channel[i]; } } } /* P2P Group ID */ /* Type: */ p2pie[p2pielen++] = P2P_ATTR_GROUP_ID; /* Length: */ *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(6 + pwdinfo->invitereq_info.ssidlen); p2pielen += 2; /* Value: */ /* P2P Device Address for GO */ memcpy(p2pie + p2pielen, pwdinfo->invitereq_info.go_bssid, ETH_ALEN); p2pielen += ETH_ALEN; /* SSID */ memcpy(p2pie + p2pielen, pwdinfo->invitereq_info.go_ssid, pwdinfo->invitereq_info.ssidlen); p2pielen += pwdinfo->invitereq_info.ssidlen; /* Device Info */ /* Type: */ p2pie[p2pielen++] = P2P_ATTR_DEVICE_INFO; /* Length: */ /* 21 -> P2P Device Address (6bytes) + Config Methods (2bytes) + Primary Device Type (8bytes) */ /* + NumofSecondDevType (1byte) + WPS Device Name ID field (2bytes) + WPS Device Name Len field (2bytes) */ *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(21 + pwdinfo->device_name_len); p2pielen += 2; /* Value: */ /* P2P Device Address */ memcpy(p2pie + p2pielen, myid(&padapter->eeprompriv), ETH_ALEN); p2pielen += ETH_ALEN; /* Config Method */ /* This field should be big endian. Noted by P2P specification. */ *(__be16 *)(p2pie + p2pielen) = cpu_to_be16(WPS_CONFIG_METHOD_DISPLAY); p2pielen += 2; /* Primary Device Type */ /* Category ID */ *(__be16 *)(p2pie + p2pielen) = cpu_to_be16(WPS_PDT_CID_MULIT_MEDIA); p2pielen += 2; /* OUI */ *(__be32 *)(p2pie + p2pielen) = cpu_to_be32(WPSOUI); p2pielen += 4; /* Sub Category ID */ *(__be16 *)(p2pie + p2pielen) = cpu_to_be16(WPS_PDT_SCID_MEDIA_SERVER); p2pielen += 2; /* Number of Secondary Device Types */ p2pie[p2pielen++] = 0x00; /* No Secondary Device Type List */ /* Device Name */ /* Type: */ *(__be16 *)(p2pie + p2pielen) = cpu_to_be16(WPS_ATTR_DEVICE_NAME); p2pielen += 2; /* Length: */ *(__be16 *)(p2pie + p2pielen) = cpu_to_be16(pwdinfo->device_name_len); p2pielen += 2; /* Value: */ memcpy(p2pie + p2pielen, pwdinfo->device_name, pwdinfo->device_name_len); p2pielen += pwdinfo->device_name_len; pframe = rtw_set_ie(pframe, _VENDOR_SPECIFIC_IE_, p2pielen, (unsigned char *)p2pie, &pattrib->pktlen); pattrib->last_txcmdsz = pattrib->pktlen; dump_mgntframe(padapter, pmgntframe); } void issue_p2p_invitation_response(struct adapter *padapter, u8 *raddr, u8 dialogToken, u8 status_code) { unsigned char category = WLAN_CATEGORY_PUBLIC; u8 action = P2P_PUB_ACTION_ACTION; __be32 p2poui = cpu_to_be32(P2POUI); u8 oui_subtype = P2P_INVIT_RESP; u8 p2pie[255] = { 0x00 }; u8 p2pielen = 0; u16 len_channellist_attr = 0; struct xmit_frame *pmgntframe; struct pkt_attrib *pattrib; unsigned char *pframe; struct ieee80211_hdr *pwlanhdr; __le16 *fctrl; struct xmit_priv *pxmitpriv = &padapter->xmitpriv; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct wifidirect_info *pwdinfo = &padapter->wdinfo; pmgntframe = alloc_mgtxmitframe(pxmitpriv); if (!pmgntframe) return; /* update attribute */ pattrib = &pmgntframe->attrib; update_mgntframe_attrib(padapter, pattrib); memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET); pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET; pwlanhdr = (struct ieee80211_hdr *)pframe; fctrl = &pwlanhdr->frame_control; *(fctrl) = 0; memcpy(pwlanhdr->addr1, raddr, ETH_ALEN); memcpy(pwlanhdr->addr2, myid(&padapter->eeprompriv), ETH_ALEN); memcpy(pwlanhdr->addr3, raddr, ETH_ALEN); SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq); pmlmeext->mgnt_seq++; SetFrameSubType(pframe, WIFI_ACTION); pframe += sizeof(struct ieee80211_hdr_3addr); pattrib->pktlen = sizeof(struct ieee80211_hdr_3addr); pframe = rtw_set_fixed_ie(pframe, 1, &category, &pattrib->pktlen); pframe = rtw_set_fixed_ie(pframe, 1, &action, &pattrib->pktlen); pframe = rtw_set_fixed_ie(pframe, 4, (unsigned char *)&p2poui, &pattrib->pktlen); pframe = rtw_set_fixed_ie(pframe, 1, &oui_subtype, &pattrib->pktlen); pframe = rtw_set_fixed_ie(pframe, 1, &dialogToken, &pattrib->pktlen); /* P2P IE Section. */ /* P2P OUI */ p2pielen = 0; p2pie[p2pielen++] = 0x50; p2pie[p2pielen++] = 0x6F; p2pie[p2pielen++] = 0x9A; p2pie[p2pielen++] = 0x09; /* WFA P2P v1.0 */ /* Commented by Albert 20101005 */ /* According to the P2P Specification, the P2P Invitation response frame should contain 5 P2P attributes */ /* 1. Status */ /* 2. Configuration Timeout */ /* 3. Operating Channel (Only GO) */ /* 4. P2P Group BSSID (Only GO) */ /* 5. Channel List */ /* P2P Status */ /* Type: */ p2pie[p2pielen++] = P2P_ATTR_STATUS; /* Length: */ *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(0x0001); p2pielen += 2; /* Value: */ /* When status code is P2P_STATUS_FAIL_INFO_UNAVAILABLE. */ /* Sent the event receiving the P2P Invitation Req frame to DMP UI. */ /* DMP had to compare the MAC address to find out the profile. */ /* So, the WiFi driver will send the P2P_STATUS_FAIL_INFO_UNAVAILABLE to NB. */ /* If the UI found the corresponding profile, the WiFi driver sends the P2P Invitation Req */ /* to NB to rebuild the persistent group. */ p2pie[p2pielen++] = status_code; /* Configuration Timeout */ /* Type: */ p2pie[p2pielen++] = P2P_ATTR_CONF_TIMEOUT; /* Length: */ *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(0x0002); p2pielen += 2; /* Value: */ p2pie[p2pielen++] = 200; /* 2 seconds needed to be the P2P GO */ p2pie[p2pielen++] = 200; /* 2 seconds needed to be the P2P Client */ if (status_code == P2P_STATUS_SUCCESS) { if (rtw_p2p_chk_role(pwdinfo, P2P_ROLE_GO)) { /* The P2P Invitation request frame asks this Wi-Fi device to be the P2P GO */ /* In this case, the P2P Invitation response frame should carry the two more P2P attributes. */ /* First one is operating channel attribute. */ /* Second one is P2P Group BSSID attribute. */ /* Operating Channel */ /* Type: */ p2pie[p2pielen++] = P2P_ATTR_OPERATING_CH; /* Length: */ *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(0x0005); p2pielen += 2; /* Value: */ /* Country String */ p2pie[p2pielen++] = 'X'; p2pie[p2pielen++] = 'X'; /* The third byte should be set to 0x04. */ /* Described in the "Operating Channel Attribute" section. */ p2pie[p2pielen++] = 0x04; /* Operating Class */ p2pie[p2pielen++] = 0x51; /* Copy from SD7 */ /* Channel Number */ p2pie[p2pielen++] = pwdinfo->operating_channel; /* operating channel number */ /* P2P Group BSSID */ /* Type: */ p2pie[p2pielen++] = P2P_ATTR_GROUP_BSSID; /* Length: */ *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(ETH_ALEN); p2pielen += 2; /* Value: */ /* P2P Device Address for GO */ memcpy(p2pie + p2pielen, myid(&padapter->eeprompriv), ETH_ALEN); p2pielen += ETH_ALEN; } /* Channel List */ /* Type: */ p2pie[p2pielen++] = P2P_ATTR_CH_LIST; /* Length: */ /* Country String(3) */ /* + (Operating Class (1) + Number of Channels(1)) * Operation Classes (?) */ /* + number of channels in all classes */ len_channellist_attr = 3 + (1 + 1) * (u16)pmlmeext->channel_list.reg_classes + get_reg_classes_full_count(&pmlmeext->channel_list); *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(len_channellist_attr); p2pielen += 2; /* Value: */ /* Country String */ p2pie[p2pielen++] = 'X'; p2pie[p2pielen++] = 'X'; /* The third byte should be set to 0x04. */ /* Described in the "Operating Channel Attribute" section. */ p2pie[p2pielen++] = 0x04; /* Channel Entry List */ { int i, j; for (j = 0; j < pmlmeext->channel_list.reg_classes; j++) { /* Operating Class */ p2pie[p2pielen++] = pmlmeext->channel_list.reg_class[j].reg_class; /* Number of Channels */ p2pie[p2pielen++] = pmlmeext->channel_list.reg_class[j].channels; /* Channel List */ for (i = 0; i < pmlmeext->channel_list.reg_class[j].channels; i++) { p2pie[p2pielen++] = pmlmeext->channel_list.reg_class[j].channel[i]; } } } } pframe = rtw_set_ie(pframe, _VENDOR_SPECIFIC_IE_, p2pielen, (unsigned char *)p2pie, &pattrib->pktlen); pattrib->last_txcmdsz = pattrib->pktlen; dump_mgntframe(padapter, pmgntframe); } void issue_p2p_provision_request(struct adapter *padapter, u8 *pssid, u8 ussidlen, u8 *pdev_raddr) { unsigned char category = WLAN_CATEGORY_PUBLIC; u8 action = P2P_PUB_ACTION_ACTION; u8 dialogToken = 1; u8 oui_subtype = P2P_PROVISION_DISC_REQ; u8 wpsie[100] = { 0x00 }; u8 wpsielen = 0; __be32 p2poui = cpu_to_be32(P2POUI); u32 p2pielen = 0; struct xmit_frame *pmgntframe; struct pkt_attrib *pattrib; unsigned char *pframe; struct ieee80211_hdr *pwlanhdr; __le16 *fctrl; struct xmit_priv *pxmitpriv = &padapter->xmitpriv; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct wifidirect_info *pwdinfo = &padapter->wdinfo; pmgntframe = alloc_mgtxmitframe(pxmitpriv); if (!pmgntframe) return; /* update attribute */ pattrib = &pmgntframe->attrib; update_mgntframe_attrib(padapter, pattrib); memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET); pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET; pwlanhdr = (struct ieee80211_hdr *)pframe; fctrl = &pwlanhdr->frame_control; *(fctrl) = 0; memcpy(pwlanhdr->addr1, pdev_raddr, ETH_ALEN); memcpy(pwlanhdr->addr2, myid(&padapter->eeprompriv), ETH_ALEN); memcpy(pwlanhdr->addr3, pdev_raddr, ETH_ALEN); SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq); pmlmeext->mgnt_seq++; SetFrameSubType(pframe, WIFI_ACTION); pframe += sizeof(struct ieee80211_hdr_3addr); pattrib->pktlen = sizeof(struct ieee80211_hdr_3addr); pframe = rtw_set_fixed_ie(pframe, 1, &category, &pattrib->pktlen); pframe = rtw_set_fixed_ie(pframe, 1, &action, &pattrib->pktlen); pframe = rtw_set_fixed_ie(pframe, 4, (unsigned char *)&p2poui, &pattrib->pktlen); pframe = rtw_set_fixed_ie(pframe, 1, &oui_subtype, &pattrib->pktlen); pframe = rtw_set_fixed_ie(pframe, 1, &dialogToken, &pattrib->pktlen); p2pielen = build_prov_disc_request_p2p_ie(pwdinfo, pframe, pssid, ussidlen, pdev_raddr); pframe += p2pielen; pattrib->pktlen += p2pielen; wpsielen = 0; /* WPS OUI */ *(__be32 *)(wpsie) = cpu_to_be32(WPSOUI); wpsielen += 4; /* WPS version */ /* Type: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(WPS_ATTR_VER1); wpsielen += 2; /* Length: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(0x0001); wpsielen += 2; /* Value: */ wpsie[wpsielen++] = WPS_VERSION_1; /* Version 1.0 */ /* Config Method */ /* Type: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(WPS_ATTR_CONF_METHOD); wpsielen += 2; /* Length: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(0x0002); wpsielen += 2; /* Value: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(pwdinfo->tx_prov_disc_info.wps_config_method_request); wpsielen += 2; pframe = rtw_set_ie(pframe, _VENDOR_SPECIFIC_IE_, wpsielen, (unsigned char *)wpsie, &pattrib->pktlen); pattrib->last_txcmdsz = pattrib->pktlen; dump_mgntframe(padapter, pmgntframe); } static u8 is_matched_in_profilelist(u8 *peermacaddr, struct profile_info *profileinfo) { u8 i, match_result = 0; for (i = 0; i < P2P_MAX_PERSISTENT_GROUP_NUM; i++, profileinfo++) { if (!memcmp(peermacaddr, profileinfo->peermac, ETH_ALEN)) { match_result = 1; break; } } return match_result; } void issue_probersp_p2p(struct adapter *padapter, unsigned char *da) { struct xmit_frame *pmgntframe; struct pkt_attrib *pattrib; unsigned char *pframe; struct ieee80211_hdr *pwlanhdr; __le16 *fctrl; unsigned char *mac; struct xmit_priv *pxmitpriv = &padapter->xmitpriv; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; u16 beacon_interval = 100; u16 capInfo = 0; struct wifidirect_info *pwdinfo = &padapter->wdinfo; u8 wpsie[255] = { 0x00 }; u32 wpsielen = 0, p2pielen = 0; pmgntframe = alloc_mgtxmitframe(pxmitpriv); if (!pmgntframe) return; /* update attribute */ pattrib = &pmgntframe->attrib; update_mgntframe_attrib(padapter, pattrib); memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET); pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET; pwlanhdr = (struct ieee80211_hdr *)pframe; mac = myid(&padapter->eeprompriv); fctrl = &pwlanhdr->frame_control; *(fctrl) = 0; memcpy(pwlanhdr->addr1, da, ETH_ALEN); memcpy(pwlanhdr->addr2, mac, ETH_ALEN); /* Use the device address for BSSID field. */ memcpy(pwlanhdr->addr3, mac, ETH_ALEN); SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq); pmlmeext->mgnt_seq++; SetFrameSubType(fctrl, WIFI_PROBERSP); pattrib->hdrlen = sizeof(struct ieee80211_hdr_3addr); pattrib->pktlen = pattrib->hdrlen; pframe += pattrib->hdrlen; /* timestamp will be inserted by hardware */ pframe += 8; pattrib->pktlen += 8; /* beacon interval: 2 bytes */ memcpy(pframe, (unsigned char *)&beacon_interval, 2); pframe += 2; pattrib->pktlen += 2; /* capability info: 2 bytes */ /* ESS and IBSS bits must be 0 (defined in the 3.1.2.1.1 of WiFi Direct Spec) */ capInfo |= cap_ShortPremble; capInfo |= cap_ShortSlot; memcpy(pframe, (unsigned char *)&capInfo, 2); pframe += 2; pattrib->pktlen += 2; /* SSID */ pframe = rtw_set_ie(pframe, _SSID_IE_, 7, pwdinfo->p2p_wildcard_ssid, &pattrib->pktlen); /* supported rates... */ /* Use the OFDM rate in the P2P probe response frame. (6(B), 9(B), 12, 18, 24, 36, 48, 54) */ pframe = rtw_set_ie(pframe, _SUPPORTEDRATES_IE_, 8, pwdinfo->support_rate, &pattrib->pktlen); /* DS parameter set */ pframe = rtw_set_ie(pframe, _DSSET_IE_, 1, (unsigned char *)&pwdinfo->listen_channel, &pattrib->pktlen); /* Todo: WPS IE */ /* Noted by Albert 20100907 */ /* According to the WPS specification, all the WPS attribute is presented by Big Endian. */ wpsielen = 0; /* WPS OUI */ *(__be32 *)(wpsie) = cpu_to_be32(WPSOUI); wpsielen += 4; /* WPS version */ /* Type: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(WPS_ATTR_VER1); wpsielen += 2; /* Length: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(0x0001); wpsielen += 2; /* Value: */ wpsie[wpsielen++] = WPS_VERSION_1; /* Version 1.0 */ /* WiFi Simple Config State */ /* Type: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(WPS_ATTR_SIMPLE_CONF_STATE); wpsielen += 2; /* Length: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(0x0001); wpsielen += 2; /* Value: */ wpsie[wpsielen++] = WPS_WSC_STATE_NOT_CONFIG; /* Not Configured. */ /* Response Type */ /* Type: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(WPS_ATTR_RESP_TYPE); wpsielen += 2; /* Length: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(0x0001); wpsielen += 2; /* Value: */ wpsie[wpsielen++] = WPS_RESPONSE_TYPE_8021X; /* UUID-E */ /* Type: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(WPS_ATTR_UUID_E); wpsielen += 2; /* Length: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(0x0010); wpsielen += 2; /* Value: */ memcpy(wpsie + wpsielen, myid(&padapter->eeprompriv), ETH_ALEN); wpsielen += 0x10; /* Manufacturer */ /* Type: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(WPS_ATTR_MANUFACTURER); wpsielen += 2; /* Length: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(0x0007); wpsielen += 2; /* Value: */ memcpy(wpsie + wpsielen, "Realtek", 7); wpsielen += 7; /* Model Name */ /* Type: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(WPS_ATTR_MODEL_NAME); wpsielen += 2; /* Length: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(0x0006); wpsielen += 2; /* Value: */ memcpy(wpsie + wpsielen, "8188EU", 6); wpsielen += 6; /* Model Number */ /* Type: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(WPS_ATTR_MODEL_NUMBER); wpsielen += 2; /* Length: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(0x0001); wpsielen += 2; /* Value: */ wpsie[wpsielen++] = 0x31; /* character 1 */ /* Serial Number */ /* Type: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(WPS_ATTR_SERIAL_NUMBER); wpsielen += 2; /* Length: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(ETH_ALEN); wpsielen += 2; /* Value: */ memcpy(wpsie + wpsielen, "123456", ETH_ALEN); wpsielen += ETH_ALEN; /* Primary Device Type */ /* Type: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(WPS_ATTR_PRIMARY_DEV_TYPE); wpsielen += 2; /* Length: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(0x0008); wpsielen += 2; /* Value: */ /* Category ID */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(WPS_PDT_CID_MULIT_MEDIA); wpsielen += 2; /* OUI */ *(__be32 *)(wpsie + wpsielen) = cpu_to_be32(WPSOUI); wpsielen += 4; /* Sub Category ID */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(WPS_PDT_SCID_MEDIA_SERVER); wpsielen += 2; /* Device Name */ /* Type: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(WPS_ATTR_DEVICE_NAME); wpsielen += 2; /* Length: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(pwdinfo->device_name_len); wpsielen += 2; /* Value: */ if (pwdinfo->device_name_len) { memcpy(wpsie + wpsielen, pwdinfo->device_name, pwdinfo->device_name_len); wpsielen += pwdinfo->device_name_len; } /* Config Method */ /* Type: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(WPS_ATTR_CONF_METHOD); wpsielen += 2; /* Length: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(0x0002); wpsielen += 2; /* Value: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(pwdinfo->supported_wps_cm); wpsielen += 2; pframe = rtw_set_ie(pframe, _VENDOR_SPECIFIC_IE_, wpsielen, (unsigned char *)wpsie, &pattrib->pktlen); p2pielen = build_probe_resp_p2p_ie(pwdinfo, pframe); pframe += p2pielen; pattrib->pktlen += p2pielen; pattrib->last_txcmdsz = pattrib->pktlen; dump_mgntframe(padapter, pmgntframe); } inline void issue_probereq_p2p(struct adapter *padapter) { struct xmit_frame *pmgntframe; struct pkt_attrib *pattrib; unsigned char *pframe; struct ieee80211_hdr *pwlanhdr; __le16 *fctrl; unsigned char *mac; struct xmit_priv *pxmitpriv = &padapter->xmitpriv; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct wifidirect_info *pwdinfo = &padapter->wdinfo; u8 wpsie[255] = { 0x00 }, p2pie[255] = { 0x00 }; u16 wpsielen = 0, p2pielen = 0; struct mlme_priv *pmlmepriv = &padapter->mlmepriv; pmgntframe = alloc_mgtxmitframe(pxmitpriv); if (!pmgntframe) return; /* update attribute */ pattrib = &pmgntframe->attrib; update_mgntframe_attrib(padapter, pattrib); memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET); pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET; pwlanhdr = (struct ieee80211_hdr *)pframe; mac = myid(&padapter->eeprompriv); fctrl = &pwlanhdr->frame_control; *(fctrl) = 0; if ((pwdinfo->p2p_info.scan_op_ch_only) || (pwdinfo->rx_invitereq_info.scan_op_ch_only)) { /* This two flags will be set when this is only the P2P client mode. */ memcpy(pwlanhdr->addr1, pwdinfo->p2p_peer_interface_addr, ETH_ALEN); memcpy(pwlanhdr->addr3, pwdinfo->p2p_peer_interface_addr, ETH_ALEN); } else { /* broadcast probe request frame */ eth_broadcast_addr(pwlanhdr->addr1); eth_broadcast_addr(pwlanhdr->addr3); } memcpy(pwlanhdr->addr2, mac, ETH_ALEN); SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq); pmlmeext->mgnt_seq++; SetFrameSubType(pframe, WIFI_PROBEREQ); pframe += sizeof(struct ieee80211_hdr_3addr); pattrib->pktlen = sizeof(struct ieee80211_hdr_3addr); if (rtw_p2p_chk_state(pwdinfo, P2P_STATE_TX_PROVISION_DIS_REQ)) pframe = rtw_set_ie(pframe, _SSID_IE_, pwdinfo->tx_prov_disc_info.ssid.SsidLength, pwdinfo->tx_prov_disc_info.ssid.Ssid, &pattrib->pktlen); else pframe = rtw_set_ie(pframe, _SSID_IE_, P2P_WILDCARD_SSID_LEN, pwdinfo->p2p_wildcard_ssid, &pattrib->pktlen); /* Use the OFDM rate in the P2P probe request frame. (6(B), 9(B), 12(B), 24(B), 36, 48, 54) */ pframe = rtw_set_ie(pframe, _SUPPORTEDRATES_IE_, 8, pwdinfo->support_rate, &pattrib->pktlen); /* WPS IE */ /* Noted by Albert 20110221 */ /* According to the WPS specification, all the WPS attribute is presented by Big Endian. */ wpsielen = 0; /* WPS OUI */ *(__be32 *)(wpsie) = cpu_to_be32(WPSOUI); wpsielen += 4; /* WPS version */ /* Type: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(WPS_ATTR_VER1); wpsielen += 2; /* Length: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(0x0001); wpsielen += 2; /* Value: */ wpsie[wpsielen++] = WPS_VERSION_1; /* Version 1.0 */ if (!pmlmepriv->wps_probe_req_ie) { /* UUID-E */ /* Type: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(WPS_ATTR_UUID_E); wpsielen += 2; /* Length: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(0x0010); wpsielen += 2; /* Value: */ memcpy(wpsie + wpsielen, myid(&padapter->eeprompriv), ETH_ALEN); wpsielen += 0x10; /* Config Method */ /* Type: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(WPS_ATTR_CONF_METHOD); wpsielen += 2; /* Length: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(0x0002); wpsielen += 2; /* Value: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(pwdinfo->supported_wps_cm); wpsielen += 2; } /* Device Name */ /* Type: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(WPS_ATTR_DEVICE_NAME); wpsielen += 2; /* Length: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(pwdinfo->device_name_len); wpsielen += 2; /* Value: */ memcpy(wpsie + wpsielen, pwdinfo->device_name, pwdinfo->device_name_len); wpsielen += pwdinfo->device_name_len; /* Primary Device Type */ /* Type: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(WPS_ATTR_PRIMARY_DEV_TYPE); wpsielen += 2; /* Length: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(0x0008); wpsielen += 2; /* Value: */ /* Category ID */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(WPS_PDT_CID_RTK_WIDI); wpsielen += 2; /* OUI */ *(__be32 *)(wpsie + wpsielen) = cpu_to_be32(WPSOUI); wpsielen += 4; /* Sub Category ID */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(WPS_PDT_SCID_RTK_DMP); wpsielen += 2; /* Device Password ID */ /* Type: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(WPS_ATTR_DEVICE_PWID); wpsielen += 2; /* Length: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(0x0002); wpsielen += 2; /* Value: */ *(__be16 *)(wpsie + wpsielen) = cpu_to_be16(WPS_DPID_REGISTRAR_SPEC); /* Registrar-specified */ wpsielen += 2; pframe = rtw_set_ie(pframe, _VENDOR_SPECIFIC_IE_, wpsielen, (unsigned char *)wpsie, &pattrib->pktlen); /* P2P OUI */ p2pielen = 0; p2pie[p2pielen++] = 0x50; p2pie[p2pielen++] = 0x6F; p2pie[p2pielen++] = 0x9A; p2pie[p2pielen++] = 0x09; /* WFA P2P v1.0 */ /* Commented by Albert 20110221 */ /* According to the P2P Specification, the probe request frame should contain 5 P2P attributes */ /* 1. P2P Capability */ /* 2. P2P Device ID if this probe request wants to find the specific P2P device */ /* 3. Listen Channel */ /* 4. Extended Listen Timing */ /* 5. Operating Channel if this WiFi is working as the group owner now */ /* P2P Capability */ /* Type: */ p2pie[p2pielen++] = P2P_ATTR_CAPABILITY; /* Length: */ *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(0x0002); p2pielen += 2; /* Value: */ /* Device Capability Bitmap, 1 byte */ p2pie[p2pielen++] = DMP_P2P_DEVCAP_SUPPORT; /* Group Capability Bitmap, 1 byte */ if (pwdinfo->persistent_supported) p2pie[p2pielen++] = P2P_GRPCAP_PERSISTENT_GROUP | DMP_P2P_GRPCAP_SUPPORT; else p2pie[p2pielen++] = DMP_P2P_GRPCAP_SUPPORT; /* Listen Channel */ /* Type: */ p2pie[p2pielen++] = P2P_ATTR_LISTEN_CH; /* Length: */ *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(0x0005); p2pielen += 2; /* Value: */ /* Country String */ p2pie[p2pielen++] = 'X'; p2pie[p2pielen++] = 'X'; /* The third byte should be set to 0x04. */ /* Described in the "Operating Channel Attribute" section. */ p2pie[p2pielen++] = 0x04; /* Operating Class */ p2pie[p2pielen++] = 0x51; /* Copy from SD7 */ /* Channel Number */ p2pie[p2pielen++] = pwdinfo->listen_channel; /* listen channel */ /* Extended Listen Timing */ /* Type: */ p2pie[p2pielen++] = P2P_ATTR_EX_LISTEN_TIMING; /* Length: */ *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(0x0004); p2pielen += 2; /* Value: */ /* Availability Period */ *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(0xFFFF); p2pielen += 2; /* Availability Interval */ *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(0xFFFF); p2pielen += 2; if (rtw_p2p_chk_role(pwdinfo, P2P_ROLE_GO)) { /* Operating Channel (if this WiFi is working as the group owner now) */ /* Type: */ p2pie[p2pielen++] = P2P_ATTR_OPERATING_CH; /* Length: */ *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(0x0005); p2pielen += 2; /* Value: */ /* Country String */ p2pie[p2pielen++] = 'X'; p2pie[p2pielen++] = 'X'; /* The third byte should be set to 0x04. */ /* Described in the "Operating Channel Attribute" section. */ p2pie[p2pielen++] = 0x04; /* Operating Class */ p2pie[p2pielen++] = 0x51; /* Copy from SD7 */ /* Channel Number */ p2pie[p2pielen++] = pwdinfo->operating_channel; /* operating channel number */ } pframe = rtw_set_ie(pframe, _VENDOR_SPECIFIC_IE_, p2pielen, (unsigned char *)p2pie, &pattrib->pktlen); if (pmlmepriv->wps_probe_req_ie) { /* WPS IE */ memcpy(pframe, pmlmepriv->wps_probe_req_ie, pmlmepriv->wps_probe_req_ie_len); pattrib->pktlen += pmlmepriv->wps_probe_req_ie_len; pframe += pmlmepriv->wps_probe_req_ie_len; } pattrib->last_txcmdsz = pattrib->pktlen; dump_mgntframe(padapter, pmgntframe); } static s32 rtw_action_public_decache(struct recv_frame *recv_frame, u8 token) { struct adapter *adapter = recv_frame->adapter; struct mlme_ext_priv *mlmeext = &adapter->mlmeextpriv; u8 *frame = recv_frame->rx_data; u16 seq_ctrl = ((recv_frame->attrib.seq_num & 0xffff) << 4) | (recv_frame->attrib.frag_num & 0xf); if (GetRetry(frame)) { if ((seq_ctrl == mlmeext->action_public_rxseq) && (token == mlmeext->action_public_dialog_token)) return _FAIL; } mlmeext->action_public_rxseq = seq_ctrl; mlmeext->action_public_dialog_token = token; return _SUCCESS; } static unsigned int on_action_public_p2p(struct recv_frame *precv_frame) { u8 *pframe = precv_frame->rx_data; u8 *frame_body; u8 dialogToken = 0; struct adapter *padapter = precv_frame->adapter; uint len = precv_frame->len; u8 *p2p_ie; u32 p2p_ielen; struct wifidirect_info *pwdinfo = &padapter->wdinfo; u8 result = P2P_STATUS_SUCCESS; u8 empty_addr[ETH_ALEN] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }; frame_body = (unsigned char *)(pframe + sizeof(struct ieee80211_hdr_3addr)); dialogToken = frame_body[7]; if (rtw_action_public_decache(precv_frame, dialogToken) == _FAIL) return _FAIL; _cancel_timer_ex(&pwdinfo->reset_ch_sitesurvey); /* Do nothing if the driver doesn't enable the P2P function. */ if (rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE) || rtw_p2p_chk_state(pwdinfo, P2P_STATE_IDLE)) return _SUCCESS; len -= sizeof(struct ieee80211_hdr_3addr); switch (frame_body[6]) { /* OUI Subtype */ case P2P_GO_NEGO_REQ: memset(&pwdinfo->groupid_info, 0x00, sizeof(struct group_id_info)); if (rtw_p2p_chk_state(pwdinfo, P2P_STATE_RX_PROVISION_DIS_REQ)) rtw_p2p_set_state(pwdinfo, rtw_p2p_pre_state(pwdinfo)); if (rtw_p2p_chk_state(pwdinfo, P2P_STATE_GONEGO_FAIL)) { /* Commented by Albert 20110526 */ /* In this case, this means the previous nego fail doesn't be reset yet. */ _cancel_timer_ex(&pwdinfo->restore_p2p_state_timer); /* Restore the previous p2p state */ rtw_p2p_set_state(pwdinfo, rtw_p2p_pre_state(pwdinfo)); } /* Commented by Kurt 20110902 */ /* Add if statement to avoid receiving duplicate prov disc req. such that pre_p2p_state would be covered. */ if (!rtw_p2p_chk_state(pwdinfo, P2P_STATE_GONEGO_ING)) rtw_p2p_set_pre_state(pwdinfo, rtw_p2p_state(pwdinfo)); /* Commented by Kurt 20120113 */ /* Get peer_dev_addr here if peer doesn't issue prov_disc frame. */ if (!memcmp(pwdinfo->rx_prov_disc_info.peerDevAddr, empty_addr, ETH_ALEN)) memcpy(pwdinfo->rx_prov_disc_info.peerDevAddr, GetAddr2Ptr(pframe), ETH_ALEN); result = process_p2p_group_negotation_req(pwdinfo, frame_body, len); issue_p2p_GO_response(padapter, GetAddr2Ptr(pframe), frame_body, len, result); /* Commented by Albert 20110718 */ /* No matter negotiating or negotiation failure, the driver should set up the restore P2P state timer. */ _set_timer(&pwdinfo->restore_p2p_state_timer, 5000); break; case P2P_GO_NEGO_RESP: if (rtw_p2p_chk_state(pwdinfo, P2P_STATE_GONEGO_ING)) { /* Commented by Albert 20110425 */ /* The restore timer is enabled when issuing the nego request frame of rtw_p2p_connect function. */ _cancel_timer_ex(&pwdinfo->restore_p2p_state_timer); pwdinfo->nego_req_info.benable = false; result = process_p2p_group_negotation_resp(pwdinfo, frame_body, len); issue_p2p_GO_confirm(pwdinfo->padapter, GetAddr2Ptr(pframe), result); if (result == P2P_STATUS_SUCCESS) { if (rtw_p2p_role(pwdinfo) == P2P_ROLE_CLIENT) { pwdinfo->p2p_info.operation_ch[0] = pwdinfo->peer_operating_ch; pwdinfo->p2p_info.scan_op_ch_only = 1; _set_timer(&pwdinfo->reset_ch_sitesurvey2, P2P_RESET_SCAN_CH); } } /* Reset the dialog token for group negotiation frames. */ pwdinfo->negotiation_dialog_token = 1; if (rtw_p2p_chk_state(pwdinfo, P2P_STATE_GONEGO_FAIL)) _set_timer(&pwdinfo->restore_p2p_state_timer, 5000); } break; case P2P_GO_NEGO_CONF: result = process_p2p_group_negotation_confirm(pwdinfo, frame_body, len); if (result == P2P_STATUS_SUCCESS) { if (rtw_p2p_role(pwdinfo) == P2P_ROLE_CLIENT) { pwdinfo->p2p_info.operation_ch[0] = pwdinfo->peer_operating_ch; pwdinfo->p2p_info.scan_op_ch_only = 1; _set_timer(&pwdinfo->reset_ch_sitesurvey2, P2P_RESET_SCAN_CH); } } break; case P2P_INVIT_REQ: /* Added by Albert 2010/10/05 */ /* Received the P2P Invite Request frame. */ p2p_ie = rtw_get_p2p_ie(frame_body + _PUBLIC_ACTION_IE_OFFSET_, len - _PUBLIC_ACTION_IE_OFFSET_, NULL, &p2p_ielen); if (p2p_ie) { /* Parse the necessary information from the P2P Invitation Request frame. */ /* For example: The MAC address of sending this P2P Invitation Request frame. */ u32 attr_contentlen = 0; u8 status_code = P2P_STATUS_FAIL_INFO_UNAVAILABLE; struct group_id_info group_id; u8 invitation_flag = 0; rtw_get_p2p_attr_content(p2p_ie, p2p_ielen, P2P_ATTR_INVITATION_FLAGS, &invitation_flag, &attr_contentlen); if (attr_contentlen) { rtw_get_p2p_attr_content(p2p_ie, p2p_ielen, P2P_ATTR_GROUP_BSSID, pwdinfo->p2p_peer_interface_addr, &attr_contentlen); /* Commented by Albert 20120510 */ /* Copy to the pwdinfo->p2p_peer_interface_addr. */ /* So that the WFD UI (or Sigma) can get the peer interface address by using the following command. */ /* #> iwpriv wlan0 p2p_get peer_ifa */ /* After having the peer interface address, the sigma can find the correct conf file for wpa_supplicant. */ if (invitation_flag & P2P_INVITATION_FLAGS_PERSISTENT) { /* Re-invoke the persistent group. */ memset(&group_id, 0x00, sizeof(struct group_id_info)); rtw_get_p2p_attr_content(p2p_ie, p2p_ielen, P2P_ATTR_GROUP_ID, (u8 *)&group_id, &attr_contentlen); if (attr_contentlen) { if (!memcmp(group_id.go_device_addr, myid(&padapter->eeprompriv), ETH_ALEN)) { /* The p2p device sending this p2p invitation request wants this Wi-Fi device to be the persistent GO. */ rtw_p2p_set_state(pwdinfo, P2P_STATE_RECV_INVITE_REQ_GO); rtw_p2p_set_role(pwdinfo, P2P_ROLE_GO); status_code = P2P_STATUS_SUCCESS; } else { /* The p2p device sending this p2p invitation request wants to be the persistent GO. */ if (is_matched_in_profilelist(pwdinfo->p2p_peer_interface_addr, &pwdinfo->profileinfo[0])) { u8 operatingch_info[5] = { 0x00 }; if (rtw_get_p2p_attr_content(p2p_ie, p2p_ielen, P2P_ATTR_OPERATING_CH, operatingch_info, &attr_contentlen)) { if (rtw_ch_set_search_ch(padapter->mlmeextpriv.channel_set, (u32)operatingch_info[4])) { /* The operating channel is acceptable for this device. */ pwdinfo->rx_invitereq_info.operation_ch[0] = operatingch_info[4]; pwdinfo->rx_invitereq_info.scan_op_ch_only = 1; _set_timer(&pwdinfo->reset_ch_sitesurvey, P2P_RESET_SCAN_CH); rtw_p2p_set_state(pwdinfo, P2P_STATE_RECV_INVITE_REQ_MATCH); rtw_p2p_set_role(pwdinfo, P2P_ROLE_CLIENT); status_code = P2P_STATUS_SUCCESS; } else { /* The operating channel isn't supported by this device. */ rtw_p2p_set_state(pwdinfo, P2P_STATE_RECV_INVITE_REQ_DISMATCH); rtw_p2p_set_role(pwdinfo, P2P_ROLE_DEVICE); status_code = P2P_STATUS_FAIL_NO_COMMON_CH; _set_timer(&pwdinfo->restore_p2p_state_timer, 3000); } } else { /* Commented by Albert 20121130 */ /* Intel will use the different P2P IE to store the operating channel information */ /* Workaround for Intel WiDi 3.5 */ rtw_p2p_set_state(pwdinfo, P2P_STATE_RECV_INVITE_REQ_MATCH); rtw_p2p_set_role(pwdinfo, P2P_ROLE_CLIENT); status_code = P2P_STATUS_SUCCESS; } } else { rtw_p2p_set_state(pwdinfo, P2P_STATE_RECV_INVITE_REQ_DISMATCH); status_code = P2P_STATUS_FAIL_UNKNOWN_P2PGROUP; } } } else { status_code = P2P_STATUS_FAIL_INFO_UNAVAILABLE; } } else { /* Received the invitation to join a P2P group. */ memset(&group_id, 0x00, sizeof(struct group_id_info)); rtw_get_p2p_attr_content(p2p_ie, p2p_ielen, P2P_ATTR_GROUP_ID, (u8 *)&group_id, &attr_contentlen); if (attr_contentlen) { if (!memcmp(group_id.go_device_addr, myid(&padapter->eeprompriv), ETH_ALEN)) { /* In this case, the GO can't be myself. */ rtw_p2p_set_state(pwdinfo, P2P_STATE_RECV_INVITE_REQ_DISMATCH); status_code = P2P_STATUS_FAIL_INFO_UNAVAILABLE; } else { /* The p2p device sending this p2p invitation request wants to join an existing P2P group */ /* Commented by Albert 2012/06/28 */ /* In this case, this Wi-Fi device should use the iwpriv command to get the peer device address. */ /* The peer device address should be the destination address for the provisioning discovery request. */ /* Then, this Wi-Fi device should use the iwpriv command to get the peer interface address. */ /* The peer interface address should be the address for WPS mac address */ memcpy(pwdinfo->p2p_peer_device_addr, group_id.go_device_addr, ETH_ALEN); rtw_p2p_set_role(pwdinfo, P2P_ROLE_CLIENT); rtw_p2p_set_state(pwdinfo, P2P_STATE_RECV_INVITE_REQ_JOIN); status_code = P2P_STATUS_SUCCESS; } } else { status_code = P2P_STATUS_FAIL_INFO_UNAVAILABLE; } } } else { status_code = P2P_STATUS_FAIL_INFO_UNAVAILABLE; } pwdinfo->inviteresp_info.token = frame_body[7]; issue_p2p_invitation_response(padapter, GetAddr2Ptr(pframe), pwdinfo->inviteresp_info.token, status_code); } break; case P2P_INVIT_RESP: { u8 attr_content = 0x00; u32 attr_contentlen = 0; _cancel_timer_ex(&pwdinfo->restore_p2p_state_timer); p2p_ie = rtw_get_p2p_ie(frame_body + _PUBLIC_ACTION_IE_OFFSET_, len - _PUBLIC_ACTION_IE_OFFSET_, NULL, &p2p_ielen); if (p2p_ie) { rtw_get_p2p_attr_content(p2p_ie, p2p_ielen, P2P_ATTR_STATUS, &attr_content, &attr_contentlen); if (attr_contentlen == 1) { pwdinfo->invitereq_info.benable = false; if (attr_content == P2P_STATUS_SUCCESS) { if (!memcmp(pwdinfo->invitereq_info.go_bssid, myid(&padapter->eeprompriv), ETH_ALEN)) { rtw_p2p_set_role(pwdinfo, P2P_ROLE_GO); } else { rtw_p2p_set_role(pwdinfo, P2P_ROLE_CLIENT); } rtw_p2p_set_state(pwdinfo, P2P_STATE_RX_INVITE_RESP_OK); } else { rtw_p2p_set_role(pwdinfo, P2P_ROLE_DEVICE); rtw_p2p_set_state(pwdinfo, P2P_STATE_RX_INVITE_RESP_FAIL); } } else { rtw_p2p_set_role(pwdinfo, P2P_ROLE_DEVICE); rtw_p2p_set_state(pwdinfo, P2P_STATE_RX_INVITE_RESP_FAIL); } } else { rtw_p2p_set_role(pwdinfo, P2P_ROLE_DEVICE); rtw_p2p_set_state(pwdinfo, P2P_STATE_RX_INVITE_RESP_FAIL); } if (rtw_p2p_chk_state(pwdinfo, P2P_STATE_RX_INVITE_RESP_FAIL)) _set_timer(&pwdinfo->restore_p2p_state_timer, 5000); break; } case P2P_DEVDISC_REQ: process_p2p_devdisc_req(pwdinfo, pframe, len); break; case P2P_DEVDISC_RESP: process_p2p_devdisc_resp(pwdinfo, pframe, len); break; case P2P_PROVISION_DISC_REQ: process_p2p_provdisc_req(pwdinfo, pframe, len); memcpy(pwdinfo->rx_prov_disc_info.peerDevAddr, GetAddr2Ptr(pframe), ETH_ALEN); /* 20110902 Kurt */ /* Add the following statement to avoid receiving duplicate prov disc req. such that pre_p2p_state would be covered. */ if (!rtw_p2p_chk_state(pwdinfo, P2P_STATE_RX_PROVISION_DIS_REQ)) rtw_p2p_set_pre_state(pwdinfo, rtw_p2p_state(pwdinfo)); rtw_p2p_set_state(pwdinfo, P2P_STATE_RX_PROVISION_DIS_REQ); _set_timer(&pwdinfo->restore_p2p_state_timer, P2P_PROVISION_TIMEOUT); break; case P2P_PROVISION_DISC_RESP: /* Commented by Albert 20110707 */ /* Should we check the pwdinfo->tx_prov_disc_info.bsent flag here?? */ /* Commented by Albert 20110426 */ /* The restore timer is enabled when issuing the provisioing request frame in rtw_p2p_prov_disc function. */ _cancel_timer_ex(&pwdinfo->restore_p2p_state_timer); rtw_p2p_set_state(pwdinfo, P2P_STATE_RX_PROVISION_DIS_RSP); process_p2p_provdisc_resp(pwdinfo, pframe); _set_timer(&pwdinfo->restore_p2p_state_timer, P2P_PROVISION_TIMEOUT); break; } return _SUCCESS; } static void on_action_public_vendor(struct recv_frame *precv_frame) { u8 *pframe = precv_frame->rx_data; u8 *frame_body = pframe + sizeof(struct ieee80211_hdr_3addr); if (!memcmp(frame_body + 2, P2P_OUI, 4)) on_action_public_p2p(precv_frame); } static void on_action_public_default(struct recv_frame *precv_frame) { u8 *pframe = precv_frame->rx_data; u8 *frame_body = pframe + sizeof(struct ieee80211_hdr_3addr); u8 token; token = frame_body[2]; rtw_action_public_decache(precv_frame, token); } static void on_action_public(struct adapter *padapter, struct recv_frame *precv_frame) { struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *)precv_frame->rx_data; /* All members of the action enum start with action_code. */ if (mgmt->u.action.u.s1g.action_code == WLAN_PUB_ACTION_VENDOR_SPECIFIC) on_action_public_vendor(precv_frame); else on_action_public_default(precv_frame); } static void OnAction_p2p(struct adapter *padapter, struct recv_frame *precv_frame) { u8 *frame_body; u8 OUI_Subtype; u8 *pframe = precv_frame->rx_data; uint len = precv_frame->len; struct wifidirect_info *pwdinfo = &padapter->wdinfo; frame_body = (unsigned char *)(pframe + sizeof(struct ieee80211_hdr_3addr)); if (be32_to_cpu(*((__be32 *)(frame_body + 1))) != P2POUI) return; len -= sizeof(struct ieee80211_hdr_3addr); OUI_Subtype = frame_body[5]; if (OUI_Subtype == P2P_PRESENCE_REQUEST) process_p2p_presence_req(pwdinfo, pframe, len); } static void OnAction(struct adapter *padapter, struct recv_frame *precv_frame) { struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *)precv_frame->rx_data; if (!ether_addr_equal(myid(&padapter->eeprompriv), mgmt->da)) return; switch (mgmt->u.action.category) { case WLAN_CATEGORY_BACK: OnAction_back(padapter, precv_frame); break; case WLAN_CATEGORY_PUBLIC: on_action_public(padapter, precv_frame); break; case RTW_WLAN_CATEGORY_P2P: OnAction_p2p(padapter, precv_frame); break; } } struct xmit_frame *alloc_mgtxmitframe(struct xmit_priv *pxmitpriv) { struct xmit_frame *pmgntframe; struct xmit_buf *pxmitbuf; pmgntframe = rtw_alloc_xmitframe(pxmitpriv); if (!pmgntframe) return NULL; pxmitbuf = rtw_alloc_xmitbuf_ext(pxmitpriv); if (!pxmitbuf) { rtw_free_xmitframe(pxmitpriv, pmgntframe); return NULL; } pmgntframe->frame_tag = MGNT_FRAMETAG; pmgntframe->pxmitbuf = pxmitbuf; pmgntframe->buf_addr = pxmitbuf->pbuf; pxmitbuf->priv_data = pmgntframe; return pmgntframe; } void mgt_dispatcher(struct adapter *padapter, struct recv_frame *precv_frame) { mlme_handler mlme_sta_tbl[] = { OnAssocReq, OnAssocRsp, OnAssocReq, OnAssocRsp, OnProbeReq, OnProbeRsp, NULL, NULL, OnBeacon, NULL, OnDisassoc, OnAuthClient, OnDeAuth, OnAction, }; int index; mlme_handler fct; struct mlme_priv *pmlmepriv = &padapter->mlmepriv; struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)precv_frame->rx_data; struct sta_info *psta = rtw_get_stainfo(&padapter->stapriv, hdr->addr2); if (!ieee80211_is_mgmt(hdr->frame_control)) return; /* receive the frames that ra(a1) is my address or ra(a1) is bc address. */ if (memcmp(hdr->addr1, myid(&padapter->eeprompriv), ETH_ALEN) && !is_broadcast_ether_addr(hdr->addr1)) return; index = (le16_to_cpu(hdr->frame_control) & IEEE80211_FCTL_STYPE) >> 4; if (index >= ARRAY_SIZE(mlme_sta_tbl)) return; fct = mlme_sta_tbl[index]; if (psta) { if (ieee80211_has_retry(hdr->frame_control)) { if (precv_frame->attrib.seq_num == psta->RxMgmtFrameSeqNum) /* drop the duplicate management frame */ return; } psta->RxMgmtFrameSeqNum = precv_frame->attrib.seq_num; } if (ieee80211_is_auth(hdr->frame_control)) { if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) fct = OnAuth; else fct = OnAuthClient; } if (fct) fct(padapter, precv_frame); } /**************************************************************************** Following are some TX functions for WiFi MLME *****************************************************************************/ void update_mgnt_tx_rate(struct adapter *padapter, u8 rate) { struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; pmlmeext->tx_rate = rate; } void update_mgntframe_attrib(struct adapter *padapter, struct pkt_attrib *pattrib) { struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; memset((u8 *)(pattrib), 0, sizeof(struct pkt_attrib)); pattrib->hdrlen = 24; pattrib->nr_frags = 1; pattrib->priority = 7; pattrib->mac_id = 0; pattrib->qsel = 0x12; pattrib->pktlen = 0; if (pmlmeext->cur_wireless_mode & WIRELESS_11B) pattrib->raid = 6;/* b mode */ else pattrib->raid = 5;/* a/g mode */ pattrib->encrypt = _NO_PRIVACY_; pattrib->bswenc = false; pattrib->qos_en = false; pattrib->ht_en = false; pattrib->bwmode = HT_CHANNEL_WIDTH_20; pattrib->ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE; pattrib->sgi = false; pattrib->seqnum = pmlmeext->mgnt_seq; pattrib->retry_ctrl = true; } void dump_mgntframe(struct adapter *padapter, struct xmit_frame *pmgntframe) { rtl8188eu_mgnt_xmit(padapter, pmgntframe); } s32 dump_mgntframe_and_wait(struct adapter *padapter, struct xmit_frame *pmgntframe, int timeout_ms) { s32 ret = _FAIL; struct xmit_buf *pxmitbuf = pmgntframe->pxmitbuf; struct submit_ctx sctx; if (padapter->bSurpriseRemoved || padapter->bDriverStopped) return ret; rtw_sctx_init(&sctx, timeout_ms); pxmitbuf->sctx = &sctx; ret = rtl8188eu_mgnt_xmit(padapter, pmgntframe); if (ret == _SUCCESS) ret = rtw_sctx_wait(&sctx); return ret; } s32 dump_mgntframe_and_wait_ack(struct adapter *padapter, struct xmit_frame *pmgntframe) { s32 ret = _FAIL; u32 timeout_ms = 500;/* 500ms */ struct xmit_priv *pxmitpriv = &padapter->xmitpriv; mutex_lock(&pxmitpriv->ack_tx_mutex); pxmitpriv->ack_tx = true; pmgntframe->ack_report = 1; if (rtl8188eu_mgnt_xmit(padapter, pmgntframe) == _SUCCESS) { ret = rtw_ack_tx_wait(pxmitpriv, timeout_ms); } pxmitpriv->ack_tx = false; mutex_unlock(&pxmitpriv->ack_tx_mutex); return ret; } static int update_hidden_ssid(u8 *ies, u32 ies_len, u8 hidden_ssid_mode) { u8 *ssid_ie; int ssid_len_ori; int len_diff = 0; ssid_ie = rtw_get_ie(ies, WLAN_EID_SSID, &ssid_len_ori, ies_len); if (ssid_ie && ssid_len_ori > 0) { switch (hidden_ssid_mode) { case 1: { u8 *next_ie = ssid_ie + 2 + ssid_len_ori; u32 remain_len = 0; remain_len = ies_len - (next_ie - ies); ssid_ie[1] = 0; memcpy(ssid_ie + 2, next_ie, remain_len); len_diff -= ssid_len_ori; break; } case 2: memset(&ssid_ie[2], 0, ssid_len_ori); break; default: break; } } return len_diff; } void issue_beacon(struct adapter *padapter, int timeout_ms) { struct xmit_frame *pmgntframe; struct pkt_attrib *pattrib; unsigned char *pframe; struct ieee80211_hdr *pwlanhdr; __le16 *fctrl; unsigned int rate_len; struct xmit_priv *pxmitpriv = &padapter->xmitpriv; struct mlme_priv *pmlmepriv = &padapter->mlmepriv; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; struct wlan_bssid_ex *cur_network = &pmlmeinfo->network; struct wifidirect_info *pwdinfo = &padapter->wdinfo; pmgntframe = alloc_mgtxmitframe(pxmitpriv); if (!pmgntframe) return; spin_lock_bh(&pmlmepriv->bcn_update_lock); /* update attribute */ pattrib = &pmgntframe->attrib; update_mgntframe_attrib(padapter, pattrib); pattrib->qsel = 0x10; memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET); pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET; pwlanhdr = (struct ieee80211_hdr *)pframe; fctrl = &pwlanhdr->frame_control; *(fctrl) = 0; eth_broadcast_addr(pwlanhdr->addr1); memcpy(pwlanhdr->addr2, myid(&padapter->eeprompriv), ETH_ALEN); memcpy(pwlanhdr->addr3, get_my_bssid(cur_network), ETH_ALEN); SetSeqNum(pwlanhdr, 0/*pmlmeext->mgnt_seq*/); /* pmlmeext->mgnt_seq++; */ SetFrameSubType(pframe, WIFI_BEACON); pframe += sizeof(struct ieee80211_hdr_3addr); pattrib->pktlen = sizeof(struct ieee80211_hdr_3addr); if ((pmlmeinfo->state & 0x03) == WIFI_FW_AP_STATE) { /* for P2P : Primary Device Type & Device Name */ u32 wpsielen = 0, insert_len = 0; u8 *wpsie = NULL; wpsie = rtw_get_wps_ie(cur_network->IEs + _FIXED_IE_LENGTH_, cur_network->IELength - _FIXED_IE_LENGTH_, NULL, &wpsielen); if (rtw_p2p_chk_role(pwdinfo, P2P_ROLE_GO) && wpsie && wpsielen > 0) { uint wps_offset, remainder_ielen; u8 *premainder_ie, *pframe_wscie; wps_offset = (uint)(wpsie - cur_network->IEs); premainder_ie = wpsie + wpsielen; remainder_ielen = cur_network->IELength - wps_offset - wpsielen; pframe_wscie = pframe + wps_offset; memcpy(pframe, cur_network->IEs, wps_offset + wpsielen); pframe += (wps_offset + wpsielen); pattrib->pktlen += (wps_offset + wpsielen); /* now pframe is end of wsc ie, insert Primary Device Type & Device Name */ /* Primary Device Type */ /* Type: */ *(__be16 *)(pframe + insert_len) = cpu_to_be16(WPS_ATTR_PRIMARY_DEV_TYPE); insert_len += 2; /* Length: */ *(__be16 *)(pframe + insert_len) = cpu_to_be16(0x0008); insert_len += 2; /* Value: */ /* Category ID */ *(__be16 *)(pframe + insert_len) = cpu_to_be16(WPS_PDT_CID_MULIT_MEDIA); insert_len += 2; /* OUI */ *(__be32 *)(pframe + insert_len) = cpu_to_be32(WPSOUI); insert_len += 4; /* Sub Category ID */ *(__be16 *)(pframe + insert_len) = cpu_to_be16(WPS_PDT_SCID_MEDIA_SERVER); insert_len += 2; /* Device Name */ /* Type: */ *(__be16 *)(pframe + insert_len) = cpu_to_be16(WPS_ATTR_DEVICE_NAME); insert_len += 2; /* Length: */ *(__be16 *)(pframe + insert_len) = cpu_to_be16(pwdinfo->device_name_len); insert_len += 2; /* Value: */ memcpy(pframe + insert_len, pwdinfo->device_name, pwdinfo->device_name_len); insert_len += pwdinfo->device_name_len; /* update wsc ie length */ *(pframe_wscie + 1) = (wpsielen - 2) + insert_len; /* pframe move to end */ pframe += insert_len; pattrib->pktlen += insert_len; /* copy remainder_ie to pframe */ memcpy(pframe, premainder_ie, remainder_ielen); pframe += remainder_ielen; pattrib->pktlen += remainder_ielen; } else { int len_diff; memcpy(pframe, cur_network->IEs, cur_network->IELength); len_diff = update_hidden_ssid( pframe + _BEACON_IE_OFFSET_ , cur_network->IELength - _BEACON_IE_OFFSET_ , pmlmeinfo->hidden_ssid_mode ); pframe += (cur_network->IELength + len_diff); pattrib->pktlen += (cur_network->IELength + len_diff); } { u8 *wps_ie; uint wps_ielen; u8 sr = 0; wps_ie = rtw_get_wps_ie(pmgntframe->buf_addr + TXDESC_OFFSET + sizeof(struct ieee80211_hdr_3addr) + _BEACON_IE_OFFSET_, pattrib->pktlen - sizeof(struct ieee80211_hdr_3addr) - _BEACON_IE_OFFSET_, NULL, &wps_ielen); if (wps_ie && wps_ielen > 0) rtw_get_wps_attr_content(wps_ie, wps_ielen, WPS_ATTR_SELECTED_REGISTRAR, (u8 *)(&sr), NULL); if (sr != 0) set_fwstate(pmlmepriv, WIFI_UNDER_WPS); else _clr_fwstate_(pmlmepriv, WIFI_UNDER_WPS); } if (rtw_p2p_chk_role(pwdinfo, P2P_ROLE_GO)) { u32 len; len = build_beacon_p2p_ie(pwdinfo, pframe); pframe += len; pattrib->pktlen += len; } goto _issue_bcn; } /* below for ad-hoc mode */ /* timestamp will be inserted by hardware */ pframe += 8; pattrib->pktlen += 8; /* beacon interval: 2 bytes */ memcpy(pframe, (unsigned char *)(rtw_get_beacon_interval_from_ie(cur_network->IEs)), 2); pframe += 2; pattrib->pktlen += 2; /* capability info: 2 bytes */ memcpy(pframe, (unsigned char *)(rtw_get_capability_from_ie(cur_network->IEs)), 2); pframe += 2; pattrib->pktlen += 2; /* SSID */ pframe = rtw_set_ie(pframe, _SSID_IE_, cur_network->Ssid.SsidLength, cur_network->Ssid.Ssid, &pattrib->pktlen); /* supported rates... */ rate_len = rtw_get_rateset_len(cur_network->SupportedRates); pframe = rtw_set_ie(pframe, _SUPPORTEDRATES_IE_, ((rate_len > 8) ? 8 : rate_len), cur_network->SupportedRates, &pattrib->pktlen); /* DS parameter set */ pframe = rtw_set_ie(pframe, _DSSET_IE_, 1, (unsigned char *)&cur_network->Configuration.DSConfig, &pattrib->pktlen); { u8 erpinfo = 0; u32 ATIMWindow; /* IBSS Parameter Set... */ ATIMWindow = 0; pframe = rtw_set_ie(pframe, _IBSS_PARA_IE_, 2, (unsigned char *)(&ATIMWindow), &pattrib->pktlen); /* ERP IE */ pframe = rtw_set_ie(pframe, _ERPINFO_IE_, 1, &erpinfo, &pattrib->pktlen); } /* EXTERNDED SUPPORTED RATE */ if (rate_len > 8) pframe = rtw_set_ie(pframe, _EXT_SUPPORTEDRATES_IE_, (rate_len - 8), (cur_network->SupportedRates + 8), &pattrib->pktlen); /* todo:HT for adhoc */ _issue_bcn: pmlmepriv->update_bcn = false; spin_unlock_bh(&pmlmepriv->bcn_update_lock); if ((pattrib->pktlen + TXDESC_SIZE) > 512) return; pattrib->last_txcmdsz = pattrib->pktlen; if (timeout_ms > 0) dump_mgntframe_and_wait(padapter, pmgntframe, timeout_ms); else dump_mgntframe(padapter, pmgntframe); } void issue_probersp(struct adapter *padapter, unsigned char *da, u8 is_valid_p2p_probereq) { struct xmit_frame *pmgntframe; struct pkt_attrib *pattrib; unsigned char *pframe; struct ieee80211_hdr *pwlanhdr; __le16 *fctrl; unsigned char *mac, *bssid; struct xmit_priv *pxmitpriv = &padapter->xmitpriv; u8 *pwps_ie; uint wps_ielen; struct mlme_priv *pmlmepriv = &padapter->mlmepriv; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; struct wlan_bssid_ex *cur_network = &pmlmeinfo->network; unsigned int rate_len; struct wifidirect_info *pwdinfo = &padapter->wdinfo; pmgntframe = alloc_mgtxmitframe(pxmitpriv); if (!pmgntframe) return; /* update attribute */ pattrib = &pmgntframe->attrib; update_mgntframe_attrib(padapter, pattrib); memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET); pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET; pwlanhdr = (struct ieee80211_hdr *)pframe; mac = myid(&padapter->eeprompriv); bssid = cur_network->MacAddress; fctrl = &pwlanhdr->frame_control; *(fctrl) = 0; memcpy(pwlanhdr->addr1, da, ETH_ALEN); memcpy(pwlanhdr->addr2, mac, ETH_ALEN); memcpy(pwlanhdr->addr3, bssid, ETH_ALEN); SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq); pmlmeext->mgnt_seq++; SetFrameSubType(fctrl, WIFI_PROBERSP); pattrib->hdrlen = sizeof(struct ieee80211_hdr_3addr); pattrib->pktlen = pattrib->hdrlen; pframe += pattrib->hdrlen; if (cur_network->IELength > MAX_IE_SZ) return; if ((pmlmeinfo->state & 0x03) == WIFI_FW_AP_STATE) { pwps_ie = rtw_get_wps_ie(cur_network->IEs + _FIXED_IE_LENGTH_, cur_network->IELength - _FIXED_IE_LENGTH_, NULL, &wps_ielen); /* inerset & update wps_probe_resp_ie */ if (pmlmepriv->wps_probe_resp_ie && pwps_ie && wps_ielen > 0) { uint wps_offset, remainder_ielen; u8 *premainder_ie; wps_offset = (uint)(pwps_ie - cur_network->IEs); premainder_ie = pwps_ie + wps_ielen; remainder_ielen = cur_network->IELength - wps_offset - wps_ielen; memcpy(pframe, cur_network->IEs, wps_offset); pframe += wps_offset; pattrib->pktlen += wps_offset; wps_ielen = (uint)pmlmepriv->wps_probe_resp_ie[1];/* to get ie data len */ if ((wps_offset + wps_ielen + 2) <= MAX_IE_SZ) { memcpy(pframe, pmlmepriv->wps_probe_resp_ie, wps_ielen + 2); pframe += wps_ielen + 2; pattrib->pktlen += wps_ielen + 2; } if ((wps_offset + wps_ielen + 2 + remainder_ielen) <= MAX_IE_SZ) { memcpy(pframe, premainder_ie, remainder_ielen); pframe += remainder_ielen; pattrib->pktlen += remainder_ielen; } } else { memcpy(pframe, cur_network->IEs, cur_network->IELength); pframe += cur_network->IELength; pattrib->pktlen += cur_network->IELength; } } else { /* timestamp will be inserted by hardware */ pframe += 8; pattrib->pktlen += 8; /* beacon interval: 2 bytes */ memcpy(pframe, (unsigned char *)(rtw_get_beacon_interval_from_ie(cur_network->IEs)), 2); pframe += 2; pattrib->pktlen += 2; /* capability info: 2 bytes */ memcpy(pframe, (unsigned char *)(rtw_get_capability_from_ie(cur_network->IEs)), 2); pframe += 2; pattrib->pktlen += 2; /* below for ad-hoc mode */ /* SSID */ pframe = rtw_set_ie(pframe, _SSID_IE_, cur_network->Ssid.SsidLength, cur_network->Ssid.Ssid, &pattrib->pktlen); /* supported rates... */ rate_len = rtw_get_rateset_len(cur_network->SupportedRates); pframe = rtw_set_ie(pframe, _SUPPORTEDRATES_IE_, ((rate_len > 8) ? 8 : rate_len), cur_network->SupportedRates, &pattrib->pktlen); /* DS parameter set */ pframe = rtw_set_ie(pframe, _DSSET_IE_, 1, (unsigned char *)&cur_network->Configuration.DSConfig, &pattrib->pktlen); if ((pmlmeinfo->state & 0x03) == WIFI_FW_ADHOC_STATE) { u8 erpinfo = 0; u32 ATIMWindow; /* IBSS Parameter Set... */ /* ATIMWindow = cur->Configuration.ATIMWindow; */ ATIMWindow = 0; pframe = rtw_set_ie(pframe, _IBSS_PARA_IE_, 2, (unsigned char *)(&ATIMWindow), &pattrib->pktlen); /* ERP IE */ pframe = rtw_set_ie(pframe, _ERPINFO_IE_, 1, &erpinfo, &pattrib->pktlen); } /* EXTERNDED SUPPORTED RATE */ if (rate_len > 8) pframe = rtw_set_ie(pframe, _EXT_SUPPORTEDRATES_IE_, (rate_len - 8), (cur_network->SupportedRates + 8), &pattrib->pktlen); /* todo:HT for adhoc */ } if (rtw_p2p_chk_role(pwdinfo, P2P_ROLE_GO) && is_valid_p2p_probereq) { u32 len; len = build_probe_resp_p2p_ie(pwdinfo, pframe); pframe += len; pattrib->pktlen += len; } pattrib->last_txcmdsz = pattrib->pktlen; dump_mgntframe(padapter, pmgntframe); } static int _issue_probereq(struct adapter *padapter, struct ndis_802_11_ssid *pssid, u8 *da, int wait_ack) { int ret = _FAIL; struct xmit_frame *pmgntframe; struct pkt_attrib *pattrib; unsigned char *pframe; struct ieee80211_hdr *pwlanhdr; __le16 *fctrl; unsigned char *mac; unsigned char bssrate[NumRates]; struct xmit_priv *pxmitpriv = &padapter->xmitpriv; struct mlme_priv *pmlmepriv = &padapter->mlmepriv; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; int bssrate_len = 0; pmgntframe = alloc_mgtxmitframe(pxmitpriv); if (!pmgntframe) goto exit; /* update attribute */ pattrib = &pmgntframe->attrib; update_mgntframe_attrib(padapter, pattrib); memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET); pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET; pwlanhdr = (struct ieee80211_hdr *)pframe; mac = myid(&padapter->eeprompriv); fctrl = &pwlanhdr->frame_control; *(fctrl) = 0; if (da) { /* unicast probe request frame */ memcpy(pwlanhdr->addr1, da, ETH_ALEN); memcpy(pwlanhdr->addr3, da, ETH_ALEN); } else { /* broadcast probe request frame */ eth_broadcast_addr(pwlanhdr->addr1); eth_broadcast_addr(pwlanhdr->addr3); } memcpy(pwlanhdr->addr2, mac, ETH_ALEN); SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq); pmlmeext->mgnt_seq++; SetFrameSubType(pframe, WIFI_PROBEREQ); pframe += sizeof(struct ieee80211_hdr_3addr); pattrib->pktlen = sizeof(struct ieee80211_hdr_3addr); if (pssid) pframe = rtw_set_ie(pframe, _SSID_IE_, pssid->SsidLength, pssid->Ssid, &pattrib->pktlen); else pframe = rtw_set_ie(pframe, _SSID_IE_, 0, NULL, &pattrib->pktlen); get_rate_set(padapter, bssrate, &bssrate_len); if (bssrate_len > 8) { pframe = rtw_set_ie(pframe, _SUPPORTEDRATES_IE_, 8, bssrate, &pattrib->pktlen); pframe = rtw_set_ie(pframe, _EXT_SUPPORTEDRATES_IE_, bssrate_len - 8, bssrate + 8, &pattrib->pktlen); } else { pframe = rtw_set_ie(pframe, _SUPPORTEDRATES_IE_, bssrate_len, bssrate, &pattrib->pktlen); } /* add wps_ie for wps2.0 */ if (pmlmepriv->wps_probe_req_ie_len > 0 && pmlmepriv->wps_probe_req_ie) { memcpy(pframe, pmlmepriv->wps_probe_req_ie, pmlmepriv->wps_probe_req_ie_len); pframe += pmlmepriv->wps_probe_req_ie_len; pattrib->pktlen += pmlmepriv->wps_probe_req_ie_len; } pattrib->last_txcmdsz = pattrib->pktlen; if (wait_ack) { ret = dump_mgntframe_and_wait_ack(padapter, pmgntframe); } else { dump_mgntframe(padapter, pmgntframe); ret = _SUCCESS; } exit: return ret; } inline void issue_probereq(struct adapter *padapter, struct ndis_802_11_ssid *pssid, u8 *da) { _issue_probereq(padapter, pssid, da, false); } void issue_probereq_ex(struct adapter *padapter, struct ndis_802_11_ssid *pssid, u8 *da) { int i; for (i = 0; i < 3; i++) { if (_issue_probereq(padapter, pssid, da, true) == _FAIL) msleep(1); else break; } } /* if psta == NULL, indicate we are station (client) now... */ void issue_auth(struct adapter *padapter, struct sta_info *psta, unsigned short status) { struct xmit_frame *pmgntframe; struct pkt_attrib *pattrib; unsigned char *pframe; struct ieee80211_hdr *pwlanhdr; __le16 *fctrl; unsigned int val32; u16 val16; __le16 le_val16; int use_shared_key = 0; struct xmit_priv *pxmitpriv = &padapter->xmitpriv; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; pmgntframe = alloc_mgtxmitframe(pxmitpriv); if (!pmgntframe) return; /* update attribute */ pattrib = &pmgntframe->attrib; update_mgntframe_attrib(padapter, pattrib); memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET); pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET; pwlanhdr = (struct ieee80211_hdr *)pframe; fctrl = &pwlanhdr->frame_control; *(fctrl) = 0; SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq); pmlmeext->mgnt_seq++; SetFrameSubType(pframe, WIFI_AUTH); pframe += sizeof(struct ieee80211_hdr_3addr); pattrib->pktlen = sizeof(struct ieee80211_hdr_3addr); if (psta) {/* for AP mode */ memcpy(pwlanhdr->addr1, psta->hwaddr, ETH_ALEN); memcpy(pwlanhdr->addr2, myid(&padapter->eeprompriv), ETH_ALEN); memcpy(pwlanhdr->addr3, myid(&padapter->eeprompriv), ETH_ALEN); /* setting auth algo number */ val16 = (u16)psta->authalg; if (status != _STATS_SUCCESSFUL_) val16 = 0; if (val16) { le_val16 = cpu_to_le16(val16); use_shared_key = 1; } else { le_val16 = 0; } pframe = rtw_set_fixed_ie(pframe, _AUTH_ALGM_NUM_, (unsigned char *)&le_val16, &pattrib->pktlen); /* setting auth seq number */ val16 = (u16)psta->auth_seq; le_val16 = cpu_to_le16(val16); pframe = rtw_set_fixed_ie(pframe, _AUTH_SEQ_NUM_, (unsigned char *)&le_val16, &pattrib->pktlen); /* setting status code... */ val16 = status; le_val16 = cpu_to_le16(val16); pframe = rtw_set_fixed_ie(pframe, _STATUS_CODE_, (unsigned char *)&le_val16, &pattrib->pktlen); /* added challenging text... */ if ((psta->auth_seq == 2) && (psta->state & WIFI_FW_AUTH_STATE) && (use_shared_key == 1)) pframe = rtw_set_ie(pframe, _CHLGETXT_IE_, 128, psta->chg_txt, &pattrib->pktlen); } else { __le32 le_tmp32; __le16 le_tmp16; memcpy(pwlanhdr->addr1, get_my_bssid(&pmlmeinfo->network), ETH_ALEN); memcpy(pwlanhdr->addr2, myid(&padapter->eeprompriv), ETH_ALEN); memcpy(pwlanhdr->addr3, get_my_bssid(&pmlmeinfo->network), ETH_ALEN); /* setting auth algo number */ val16 = (pmlmeinfo->auth_algo == dot11AuthAlgrthm_Shared) ? 1 : 0;/* 0:OPEN System, 1:Shared key */ if (val16) use_shared_key = 1; /* setting IV for auth seq #3 */ if ((pmlmeinfo->auth_seq == 3) && (pmlmeinfo->state & WIFI_FW_AUTH_STATE) && (use_shared_key == 1)) { val32 = ((pmlmeinfo->iv++) | (pmlmeinfo->key_index << 30)); le_tmp32 = cpu_to_le32(val32); pframe = rtw_set_fixed_ie(pframe, 4, (unsigned char *)&le_tmp32, &pattrib->pktlen); pattrib->iv_len = 4; } le_tmp16 = cpu_to_le16(val16); pframe = rtw_set_fixed_ie(pframe, _AUTH_ALGM_NUM_, (unsigned char *)&le_tmp16, &pattrib->pktlen); /* setting auth seq number */ val16 = pmlmeinfo->auth_seq; le_tmp16 = cpu_to_le16(val16); pframe = rtw_set_fixed_ie(pframe, _AUTH_SEQ_NUM_, (unsigned char *)&le_tmp16, &pattrib->pktlen); /* setting status code... */ le_tmp16 = cpu_to_le16(status); pframe = rtw_set_fixed_ie(pframe, _STATUS_CODE_, (unsigned char *)&le_tmp16, &pattrib->pktlen); /* then checking to see if sending challenging text... */ if ((pmlmeinfo->auth_seq == 3) && (pmlmeinfo->state & WIFI_FW_AUTH_STATE) && (use_shared_key == 1)) { pframe = rtw_set_ie(pframe, _CHLGETXT_IE_, 128, pmlmeinfo->chg_txt, &pattrib->pktlen); SetPrivacy(fctrl); pattrib->hdrlen = sizeof(struct ieee80211_hdr_3addr); pattrib->encrypt = _WEP40_; pattrib->icv_len = 4; pattrib->pktlen += pattrib->icv_len; } } pattrib->last_txcmdsz = pattrib->pktlen; rtw_wep_encrypt(padapter, pmgntframe); dump_mgntframe(padapter, pmgntframe); } void issue_asocrsp(struct adapter *padapter, unsigned short status, struct sta_info *pstat, int pkt_type) { struct xmit_frame *pmgntframe; struct ieee80211_hdr *pwlanhdr; struct pkt_attrib *pattrib; unsigned char *pbuf, *pframe; unsigned short val; __le16 *fctrl; struct xmit_priv *pxmitpriv = &padapter->xmitpriv; struct mlme_priv *pmlmepriv = &padapter->mlmepriv; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; struct wlan_bssid_ex *pnetwork = &pmlmeinfo->network; u8 *ie = pnetwork->IEs; __le16 lestatus, leval; struct wifidirect_info *pwdinfo = &padapter->wdinfo; pmgntframe = alloc_mgtxmitframe(pxmitpriv); if (!pmgntframe) return; /* update attribute */ pattrib = &pmgntframe->attrib; update_mgntframe_attrib(padapter, pattrib); memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET); pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET; pwlanhdr = (struct ieee80211_hdr *)pframe; fctrl = &pwlanhdr->frame_control; *(fctrl) = 0; memcpy((void *)GetAddr1Ptr(pwlanhdr), pstat->hwaddr, ETH_ALEN); memcpy((void *)GetAddr2Ptr(pwlanhdr), myid(&padapter->eeprompriv), ETH_ALEN); memcpy((void *)GetAddr3Ptr(pwlanhdr), get_my_bssid(&pmlmeinfo->network), ETH_ALEN); SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq); pmlmeext->mgnt_seq++; if ((pkt_type == WIFI_ASSOCRSP) || (pkt_type == WIFI_REASSOCRSP)) SetFrameSubType(pwlanhdr, pkt_type); else return; pattrib->hdrlen = sizeof(struct ieee80211_hdr_3addr); pattrib->pktlen += pattrib->hdrlen; pframe += pattrib->hdrlen; /* capability */ val = *(unsigned short *)rtw_get_capability_from_ie(ie); pframe = rtw_set_fixed_ie(pframe, _CAPABILITY_, (unsigned char *)&val, &pattrib->pktlen); lestatus = cpu_to_le16(status); pframe = rtw_set_fixed_ie(pframe, _STATUS_CODE_, (unsigned char *)&lestatus, &pattrib->pktlen); leval = cpu_to_le16(pstat->aid | BIT(14) | BIT(15)); pframe = rtw_set_fixed_ie(pframe, _ASOC_ID_, (unsigned char *)&leval, &pattrib->pktlen); if (pstat->bssratelen <= 8) { pframe = rtw_set_ie(pframe, _SUPPORTEDRATES_IE_, pstat->bssratelen, pstat->bssrateset, &pattrib->pktlen); } else { pframe = rtw_set_ie(pframe, _SUPPORTEDRATES_IE_, 8, pstat->bssrateset, &pattrib->pktlen); pframe = rtw_set_ie(pframe, _EXT_SUPPORTEDRATES_IE_, pstat->bssratelen - 8, pstat->bssrateset + 8, &pattrib->pktlen); } if ((pstat->flags & WLAN_STA_HT) && (pmlmepriv->htpriv.ht_option)) { uint ie_len = 0; /* FILL HT CAP INFO IE */ pbuf = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _HT_CAPABILITY_IE_, &ie_len, (pnetwork->IELength - _BEACON_IE_OFFSET_)); if (pbuf && ie_len > 0) { memcpy(pframe, pbuf, ie_len + 2); pframe += (ie_len + 2); pattrib->pktlen += (ie_len + 2); } /* FILL HT ADD INFO IE */ pbuf = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _HT_ADD_INFO_IE_, &ie_len, (pnetwork->IELength - _BEACON_IE_OFFSET_)); if (pbuf && ie_len > 0) { memcpy(pframe, pbuf, ie_len + 2); pframe += (ie_len + 2); pattrib->pktlen += (ie_len + 2); } } /* FILL WMM IE */ if ((pstat->flags & WLAN_STA_WME) && (pmlmepriv->qospriv.qos_option)) { uint ie_len = 0; unsigned char WMM_PARA_IE[] = {0x00, 0x50, 0xf2, 0x02, 0x01, 0x01}; for (pbuf = ie + _BEACON_IE_OFFSET_;; pbuf += (ie_len + 2)) { pbuf = rtw_get_ie(pbuf, _VENDOR_SPECIFIC_IE_, &ie_len, (pnetwork->IELength - _BEACON_IE_OFFSET_ - (ie_len + 2))); if (pbuf && !memcmp(pbuf + 2, WMM_PARA_IE, 6)) { memcpy(pframe, pbuf, ie_len + 2); pframe += (ie_len + 2); pattrib->pktlen += (ie_len + 2); break; } if (!pbuf || ie_len == 0) break; } } if (pmlmeinfo->assoc_AP_vendor == HT_IOT_PEER_REALTEK) pframe = rtw_set_ie(pframe, _VENDOR_SPECIFIC_IE_, 6, REALTEK_96B_IE, &pattrib->pktlen); /* add WPS IE ie for wps 2.0 */ if (pmlmepriv->wps_assoc_resp_ie && pmlmepriv->wps_assoc_resp_ie_len > 0) { memcpy(pframe, pmlmepriv->wps_assoc_resp_ie, pmlmepriv->wps_assoc_resp_ie_len); pframe += pmlmepriv->wps_assoc_resp_ie_len; pattrib->pktlen += pmlmepriv->wps_assoc_resp_ie_len; } if (rtw_p2p_chk_role(pwdinfo, P2P_ROLE_GO) && (pstat->is_p2p_device)) { u32 len; len = build_assoc_resp_p2p_ie(pwdinfo, pframe, pstat->p2p_status_code); pframe += len; pattrib->pktlen += len; } pattrib->last_txcmdsz = pattrib->pktlen; dump_mgntframe(padapter, pmgntframe); } void issue_assocreq(struct adapter *padapter) { int ret = _FAIL; struct xmit_frame *pmgntframe; struct pkt_attrib *pattrib; unsigned char *pframe, *p; struct ieee80211_hdr *pwlanhdr; __le16 *fctrl; __le16 le_tmp; unsigned int i, j, ie_len, index = 0; unsigned char bssrate[NumRates], sta_bssrate[NumRates]; struct ndis_802_11_var_ie *pIE; struct registry_priv *pregpriv = &padapter->registrypriv; struct xmit_priv *pxmitpriv = &padapter->xmitpriv; struct mlme_priv *pmlmepriv = &padapter->mlmepriv; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; int bssrate_len = 0, sta_bssrate_len = 0; struct wifidirect_info *pwdinfo = &padapter->wdinfo; u8 p2pie[255] = { 0x00 }; u16 p2pielen = 0; pmgntframe = alloc_mgtxmitframe(pxmitpriv); if (!pmgntframe) goto exit; /* update attribute */ pattrib = &pmgntframe->attrib; update_mgntframe_attrib(padapter, pattrib); memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET); pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET; pwlanhdr = (struct ieee80211_hdr *)pframe; fctrl = &pwlanhdr->frame_control; *(fctrl) = 0; memcpy(pwlanhdr->addr1, get_my_bssid(&pmlmeinfo->network), ETH_ALEN); memcpy(pwlanhdr->addr2, myid(&padapter->eeprompriv), ETH_ALEN); memcpy(pwlanhdr->addr3, get_my_bssid(&pmlmeinfo->network), ETH_ALEN); SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq); pmlmeext->mgnt_seq++; SetFrameSubType(pframe, WIFI_ASSOCREQ); pframe += sizeof(struct ieee80211_hdr_3addr); pattrib->pktlen = sizeof(struct ieee80211_hdr_3addr); /* caps */ memcpy(pframe, rtw_get_capability_from_ie(pmlmeinfo->network.IEs), 2); pframe += 2; pattrib->pktlen += 2; /* listen interval */ /* todo: listen interval for power saving */ le_tmp = cpu_to_le16(3); memcpy(pframe, (unsigned char *)&le_tmp, 2); pframe += 2; pattrib->pktlen += 2; /* SSID */ pframe = rtw_set_ie(pframe, _SSID_IE_, pmlmeinfo->network.Ssid.SsidLength, pmlmeinfo->network.Ssid.Ssid, &pattrib->pktlen); /* supported rate & extended supported rate */ /* Check if the AP's supported rates are also supported by STA. */ get_rate_set(padapter, sta_bssrate, &sta_bssrate_len); if (pmlmeext->cur_channel == 14)/* for JAPAN, channel 14 can only uses B Mode(CCK) */ sta_bssrate_len = 4; for (i = 0; i < NDIS_802_11_LENGTH_RATES_EX; i++) { if (pmlmeinfo->network.SupportedRates[i] == 0) break; /* Check if the AP's supported rates are also supported by STA. */ for (j = 0; j < sta_bssrate_len; j++) { /* Avoid the proprietary data rate (22Mbps) of Handlink WSG-4000 AP */ if ((pmlmeinfo->network.SupportedRates[i] | IEEE80211_BASIC_RATE_MASK) == (sta_bssrate[j] | IEEE80211_BASIC_RATE_MASK)) break; } if (j != sta_bssrate_len) /* the rate is supported by STA */ bssrate[index++] = pmlmeinfo->network.SupportedRates[i]; } bssrate_len = index; if (bssrate_len == 0) { rtw_free_xmitbuf(pxmitpriv, pmgntframe->pxmitbuf); rtw_free_xmitframe(pxmitpriv, pmgntframe); goto exit; /* don't connect to AP if no joint supported rate */ } if (bssrate_len > 8) { pframe = rtw_set_ie(pframe, _SUPPORTEDRATES_IE_, 8, bssrate, &pattrib->pktlen); pframe = rtw_set_ie(pframe, _EXT_SUPPORTEDRATES_IE_, bssrate_len - 8, bssrate + 8, &pattrib->pktlen); } else { pframe = rtw_set_ie(pframe, _SUPPORTEDRATES_IE_, bssrate_len, bssrate, &pattrib->pktlen); } /* RSN */ p = rtw_get_ie((pmlmeinfo->network.IEs + sizeof(struct ndis_802_11_fixed_ie)), _RSN_IE_2_, &ie_len, (pmlmeinfo->network.IELength - sizeof(struct ndis_802_11_fixed_ie))); if (p) pframe = rtw_set_ie(pframe, _RSN_IE_2_, ie_len, p + 2, &pattrib->pktlen); /* HT caps */ if (padapter->mlmepriv.htpriv.ht_option) { p = rtw_get_ie((pmlmeinfo->network.IEs + sizeof(struct ndis_802_11_fixed_ie)), _HT_CAPABILITY_IE_, &ie_len, (pmlmeinfo->network.IELength - sizeof(struct ndis_802_11_fixed_ie))); if (p && !is_ap_in_tkip(padapter)) { memcpy(&pmlmeinfo->HT_caps, p + 2, sizeof(struct HT_caps_element)); /* to disable 40M Hz support while gd_bw_40MHz_en = 0 */ if (pregpriv->cbw40_enable == 0) pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info &= cpu_to_le16(~(BIT(6) | BIT(1))); else pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info |= cpu_to_le16(BIT(1)); /* todo: disable SM power save mode */ pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info |= cpu_to_le16(0x000c); if (pregpriv->rx_stbc) pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info |= cpu_to_le16(0x0100);/* RX STBC One spatial stream */ memcpy(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_rate_1R, 16); pframe = rtw_set_ie(pframe, _HT_CAPABILITY_IE_, ie_len, (u8 *)(&pmlmeinfo->HT_caps), &pattrib->pktlen); } } /* vendor specific IE, such as WPA, WMM, WPS */ for (i = sizeof(struct ndis_802_11_fixed_ie); i < pmlmeinfo->network.IELength;) { pIE = (struct ndis_802_11_var_ie *)(pmlmeinfo->network.IEs + i); switch (pIE->ElementID) { case _VENDOR_SPECIFIC_IE_: if ((!memcmp(pIE->data, RTW_WPA_OUI, 4)) || (!memcmp(pIE->data, WMM_OUI, 4)) || (!memcmp(pIE->data, WPS_OUI, 4))) { if (!padapter->registrypriv.wifi_spec) { /* Commented by Kurt 20110629 */ /* In some older APs, WPS handshake */ /* would be fail if we append vendor extension information to AP */ if (!memcmp(pIE->data, WPS_OUI, 4)) pIE->Length = 14; } pframe = rtw_set_ie(pframe, _VENDOR_SPECIFIC_IE_, pIE->Length, pIE->data, &pattrib->pktlen); } break; default: break; } i += (pIE->Length + 2); } if (pmlmeinfo->assoc_AP_vendor == HT_IOT_PEER_REALTEK) pframe = rtw_set_ie(pframe, _VENDOR_SPECIFIC_IE_, 6, REALTEK_96B_IE, &pattrib->pktlen); if (!rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE) && !rtw_p2p_chk_state(pwdinfo, P2P_STATE_IDLE)) { /* Should add the P2P IE in the association request frame. */ /* P2P OUI */ p2pielen = 0; p2pie[p2pielen++] = 0x50; p2pie[p2pielen++] = 0x6F; p2pie[p2pielen++] = 0x9A; p2pie[p2pielen++] = 0x09; /* WFA P2P v1.0 */ /* Commented by Albert 20101109 */ /* According to the P2P Specification, the association request frame should contain 3 P2P attributes */ /* 1. P2P Capability */ /* 2. Extended Listen Timing */ /* 3. Device Info */ /* Commented by Albert 20110516 */ /* 4. P2P Interface */ /* P2P Capability */ /* Type: */ p2pie[p2pielen++] = P2P_ATTR_CAPABILITY; /* Length: */ *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(0x0002); p2pielen += 2; /* Value: */ /* Device Capability Bitmap, 1 byte */ p2pie[p2pielen++] = DMP_P2P_DEVCAP_SUPPORT; /* Group Capability Bitmap, 1 byte */ if (pwdinfo->persistent_supported) p2pie[p2pielen++] = P2P_GRPCAP_PERSISTENT_GROUP | DMP_P2P_GRPCAP_SUPPORT; else p2pie[p2pielen++] = DMP_P2P_GRPCAP_SUPPORT; /* Extended Listen Timing */ /* Type: */ p2pie[p2pielen++] = P2P_ATTR_EX_LISTEN_TIMING; /* Length: */ *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(0x0004); p2pielen += 2; /* Value: */ /* Availability Period */ *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(0xFFFF); p2pielen += 2; /* Availability Interval */ *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(0xFFFF); p2pielen += 2; /* Device Info */ /* Type: */ p2pie[p2pielen++] = P2P_ATTR_DEVICE_INFO; /* Length: */ /* 21 -> P2P Device Address (6bytes) + Config Methods (2bytes) + Primary Device Type (8bytes) */ /* + NumofSecondDevType (1byte) + WPS Device Name ID field (2bytes) + WPS Device Name Len field (2bytes) */ *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(21 + pwdinfo->device_name_len); p2pielen += 2; /* Value: */ /* P2P Device Address */ memcpy(p2pie + p2pielen, myid(&padapter->eeprompriv), ETH_ALEN); p2pielen += ETH_ALEN; /* Config Method */ /* This field should be big endian. Noted by P2P specification. */ if ((pwdinfo->ui_got_wps_info == P2P_GOT_WPSINFO_PEER_DISPLAY_PIN) || (pwdinfo->ui_got_wps_info == P2P_GOT_WPSINFO_SELF_DISPLAY_PIN)) *(__be16 *)(p2pie + p2pielen) = cpu_to_be16(WPS_CONFIG_METHOD_DISPLAY); else *(__be16 *)(p2pie + p2pielen) = cpu_to_be16(WPS_CONFIG_METHOD_PBC); p2pielen += 2; /* Primary Device Type */ /* Category ID */ *(__be16 *)(p2pie + p2pielen) = cpu_to_be16(WPS_PDT_CID_MULIT_MEDIA); p2pielen += 2; /* OUI */ *(__be32 *)(p2pie + p2pielen) = cpu_to_be32(WPSOUI); p2pielen += 4; /* Sub Category ID */ *(__be16 *)(p2pie + p2pielen) = cpu_to_be16(WPS_PDT_SCID_MEDIA_SERVER); p2pielen += 2; /* Number of Secondary Device Types */ p2pie[p2pielen++] = 0x00; /* No Secondary Device Type List */ /* Device Name */ /* Type: */ *(__be16 *)(p2pie + p2pielen) = cpu_to_be16(WPS_ATTR_DEVICE_NAME); p2pielen += 2; /* Length: */ *(__be16 *)(p2pie + p2pielen) = cpu_to_be16(pwdinfo->device_name_len); p2pielen += 2; /* Value: */ memcpy(p2pie + p2pielen, pwdinfo->device_name, pwdinfo->device_name_len); p2pielen += pwdinfo->device_name_len; /* P2P Interface */ /* Type: */ p2pie[p2pielen++] = P2P_ATTR_INTERFACE; /* Length: */ *(__le16 *)(p2pie + p2pielen) = cpu_to_le16(0x000D); p2pielen += 2; /* Value: */ memcpy(p2pie + p2pielen, pwdinfo->device_addr, ETH_ALEN); /* P2P Device Address */ p2pielen += ETH_ALEN; p2pie[p2pielen++] = 1; /* P2P Interface Address Count */ memcpy(p2pie + p2pielen, pwdinfo->device_addr, ETH_ALEN); /* P2P Interface Address List */ p2pielen += ETH_ALEN; pframe = rtw_set_ie(pframe, _VENDOR_SPECIFIC_IE_, p2pielen, (unsigned char *)p2pie, &pattrib->pktlen); } pattrib->last_txcmdsz = pattrib->pktlen; dump_mgntframe(padapter, pmgntframe); ret = _SUCCESS; exit: if (ret == _SUCCESS) rtw_buf_update(&pmlmepriv->assoc_req, &pmlmepriv->assoc_req_len, (u8 *)pwlanhdr, pattrib->pktlen); else kfree(pmlmepriv->assoc_req); } /* when wait_ack is true, this function should be called at process context */ static int _issue_nulldata(struct adapter *padapter, unsigned char *da, unsigned int power_mode, int wait_ack) { int ret = _FAIL; struct xmit_frame *pmgntframe; struct pkt_attrib *pattrib; unsigned char *pframe; struct ieee80211_hdr *pwlanhdr; __le16 *fctrl; struct xmit_priv *pxmitpriv; struct mlme_ext_priv *pmlmeext; struct mlme_ext_info *pmlmeinfo; if (!padapter) goto exit; pxmitpriv = &padapter->xmitpriv; pmlmeext = &padapter->mlmeextpriv; pmlmeinfo = &pmlmeext->mlmext_info; pmgntframe = alloc_mgtxmitframe(pxmitpriv); if (!pmgntframe) goto exit; /* update attribute */ pattrib = &pmgntframe->attrib; update_mgntframe_attrib(padapter, pattrib); pattrib->retry_ctrl = false; memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET); pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET; pwlanhdr = (struct ieee80211_hdr *)pframe; fctrl = &pwlanhdr->frame_control; *(fctrl) = 0; if ((pmlmeinfo->state & 0x03) == WIFI_FW_AP_STATE) SetFrDs(fctrl); else if ((pmlmeinfo->state & 0x03) == WIFI_FW_STATION_STATE) SetToDs(fctrl); if (power_mode) SetPwrMgt(fctrl); memcpy(pwlanhdr->addr1, da, ETH_ALEN); memcpy(pwlanhdr->addr2, myid(&padapter->eeprompriv), ETH_ALEN); memcpy(pwlanhdr->addr3, get_my_bssid(&pmlmeinfo->network), ETH_ALEN); SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq); pmlmeext->mgnt_seq++; SetFrameSubType(pframe, WIFI_DATA_NULL); pframe += sizeof(struct ieee80211_hdr_3addr); pattrib->pktlen = sizeof(struct ieee80211_hdr_3addr); pattrib->last_txcmdsz = pattrib->pktlen; if (wait_ack) { ret = dump_mgntframe_and_wait_ack(padapter, pmgntframe); } else { dump_mgntframe(padapter, pmgntframe); ret = _SUCCESS; } exit: return ret; } /* when wait_ms > 0, this function should be called at process context */ /* da == NULL for station mode */ int issue_nulldata(struct adapter *padapter, unsigned char *da, unsigned int power_mode, int try_cnt, int wait_ms) { int ret; int i = 0; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; /* da == NULL, assume it's null data for sta to ap*/ if (!da) da = get_my_bssid(&pmlmeinfo->network); do { ret = _issue_nulldata(padapter, da, power_mode, wait_ms > 0); i++; if (padapter->bDriverStopped || padapter->bSurpriseRemoved) break; if (i < try_cnt && wait_ms > 0 && ret == _FAIL) msleep(wait_ms); } while ((i < try_cnt) && ((ret == _FAIL) || (wait_ms == 0))); if (ret != _FAIL) { ret = _SUCCESS; goto exit; } exit: return ret; } /* when wait_ack is true, this function should be called at process context */ static int _issue_qos_nulldata(struct adapter *padapter, unsigned char *da, u16 tid, int wait_ack) { int ret = _FAIL; struct xmit_frame *pmgntframe; struct pkt_attrib *pattrib; unsigned char *pframe; struct ieee80211_hdr *pwlanhdr; __le16 *fctrl; unsigned short *qc; struct xmit_priv *pxmitpriv = &padapter->xmitpriv; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; pmgntframe = alloc_mgtxmitframe(pxmitpriv); if (!pmgntframe) goto exit; /* update attribute */ pattrib = &pmgntframe->attrib; update_mgntframe_attrib(padapter, pattrib); pattrib->hdrlen += 2; pattrib->qos_en = true; pattrib->eosp = 1; pattrib->ack_policy = 0; pattrib->mdata = 0; memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET); pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET; pwlanhdr = (struct ieee80211_hdr *)pframe; fctrl = &pwlanhdr->frame_control; *(fctrl) = 0; if ((pmlmeinfo->state & 0x03) == WIFI_FW_AP_STATE) SetFrDs(fctrl); else if ((pmlmeinfo->state & 0x03) == WIFI_FW_STATION_STATE) SetToDs(fctrl); qc = (unsigned short *)(pframe + pattrib->hdrlen - 2); SetPriority(qc, tid); SetEOSP(qc, pattrib->eosp); SetAckpolicy(qc, pattrib->ack_policy); memcpy(pwlanhdr->addr1, da, ETH_ALEN); memcpy(pwlanhdr->addr2, myid(&padapter->eeprompriv), ETH_ALEN); memcpy(pwlanhdr->addr3, get_my_bssid(&pmlmeinfo->network), ETH_ALEN); SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq); pmlmeext->mgnt_seq++; SetFrameSubType(pframe, WIFI_QOS_DATA_NULL); pframe += sizeof(struct ieee80211_qos_hdr); pattrib->pktlen = sizeof(struct ieee80211_qos_hdr); pattrib->last_txcmdsz = pattrib->pktlen; if (wait_ack) { ret = dump_mgntframe_and_wait_ack(padapter, pmgntframe); } else { dump_mgntframe(padapter, pmgntframe); ret = _SUCCESS; } exit: return ret; } /* when wait_ms > 0 , this function should be called at process context */ /* da == NULL for station mode */ int issue_qos_nulldata(struct adapter *padapter, unsigned char *da, u16 tid, int try_cnt, int wait_ms) { int ret; int i = 0; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; /* da == NULL, assume it's null data for sta to ap*/ if (!da) da = get_my_bssid(&pmlmeinfo->network); do { ret = _issue_qos_nulldata(padapter, da, tid, wait_ms > 0); i++; if (padapter->bDriverStopped || padapter->bSurpriseRemoved) break; if (i < try_cnt && wait_ms > 0 && ret == _FAIL) msleep(wait_ms); } while ((i < try_cnt) && ((ret == _FAIL) || (wait_ms == 0))); if (ret != _FAIL) { ret = _SUCCESS; goto exit; } exit: return ret; } static int _issue_deauth(struct adapter *padapter, unsigned char *da, unsigned short reason, u8 wait_ack) { struct xmit_frame *pmgntframe; struct pkt_attrib *pattrib; unsigned char *pframe; struct ieee80211_hdr *pwlanhdr; __le16 *fctrl; struct xmit_priv *pxmitpriv = &padapter->xmitpriv; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; int ret = _FAIL; __le16 le_tmp; struct wifidirect_info *pwdinfo = &padapter->wdinfo; if (!(rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE)) && (pwdinfo->rx_invitereq_info.scan_op_ch_only)) { _cancel_timer_ex(&pwdinfo->reset_ch_sitesurvey); _set_timer(&pwdinfo->reset_ch_sitesurvey, 10); } pmgntframe = alloc_mgtxmitframe(pxmitpriv); if (!pmgntframe) goto exit; /* update attribute */ pattrib = &pmgntframe->attrib; update_mgntframe_attrib(padapter, pattrib); pattrib->retry_ctrl = false; memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET); pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET; pwlanhdr = (struct ieee80211_hdr *)pframe; fctrl = &pwlanhdr->frame_control; *(fctrl) = 0; memcpy(pwlanhdr->addr1, da, ETH_ALEN); memcpy(pwlanhdr->addr2, myid(&padapter->eeprompriv), ETH_ALEN); memcpy(pwlanhdr->addr3, get_my_bssid(&pmlmeinfo->network), ETH_ALEN); SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq); pmlmeext->mgnt_seq++; SetFrameSubType(pframe, WIFI_DEAUTH); pframe += sizeof(struct ieee80211_hdr_3addr); pattrib->pktlen = sizeof(struct ieee80211_hdr_3addr); le_tmp = cpu_to_le16(reason); pframe = rtw_set_fixed_ie(pframe, _RSON_CODE_, (unsigned char *)&le_tmp, &pattrib->pktlen); pattrib->last_txcmdsz = pattrib->pktlen; if (wait_ack) { ret = dump_mgntframe_and_wait_ack(padapter, pmgntframe); } else { dump_mgntframe(padapter, pmgntframe); ret = _SUCCESS; } exit: return ret; } int issue_deauth(struct adapter *padapter, unsigned char *da, unsigned short reason) { return _issue_deauth(padapter, da, reason, false); } int issue_deauth_ex(struct adapter *padapter, u8 *da, unsigned short reason, int try_cnt, int wait_ms) { int ret; int i = 0; do { ret = _issue_deauth(padapter, da, reason, wait_ms > 0); i++; if (padapter->bDriverStopped || padapter->bSurpriseRemoved) break; if (i < try_cnt && wait_ms > 0 && ret == _FAIL) msleep(wait_ms); } while ((i < try_cnt) && ((ret == _FAIL) || (wait_ms == 0))); if (ret != _FAIL) { ret = _SUCCESS; goto exit; } exit: return ret; } void issue_action_BA(struct adapter *padapter, unsigned char *raddr, u8 action, u16 status, struct ieee80211_mgmt *mgmt_req) { u16 start_seq; u16 BA_starting_seqctrl = 0; struct xmit_frame *pmgntframe; struct pkt_attrib *pattrib; struct xmit_priv *pxmitpriv = &padapter->xmitpriv; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; struct sta_info *psta; struct sta_priv *pstapriv = &padapter->stapriv; struct registry_priv *pregpriv = &padapter->registrypriv; struct ieee80211_mgmt *mgmt; u16 capab, params; pmgntframe = alloc_mgtxmitframe(pxmitpriv); if (!pmgntframe) return; /* update attribute */ pattrib = &pmgntframe->attrib; update_mgntframe_attrib(padapter, pattrib); memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET); mgmt = (struct ieee80211_mgmt *)(pmgntframe->buf_addr + TXDESC_OFFSET); mgmt->frame_control = cpu_to_le16(IEEE80211_STYPE_ACTION | IEEE80211_FTYPE_MGMT); memcpy(mgmt->da, raddr, ETH_ALEN); memcpy(mgmt->sa, myid(&padapter->eeprompriv), ETH_ALEN); memcpy(mgmt->bssid, get_my_bssid(&pmlmeinfo->network), ETH_ALEN); mgmt->seq_ctrl = cpu_to_le16(pmlmeext->mgnt_seq); pmlmeext->mgnt_seq++; mgmt->u.action.category = WLAN_CATEGORY_BACK; switch (action) { case WLAN_ACTION_ADDBA_REQ: mgmt->u.action.u.addba_req.action_code = WLAN_ACTION_ADDBA_REQ; do { pmlmeinfo->dialogToken++; } while (pmlmeinfo->dialogToken == 0); mgmt->u.action.u.addba_req.dialog_token = pmlmeinfo->dialogToken; /* immediate ack & 64 buffer size */ capab = u16_encode_bits(64, IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK); capab |= u16_encode_bits(1, IEEE80211_ADDBA_PARAM_POLICY_MASK); capab |= u16_encode_bits(status, IEEE80211_ADDBA_PARAM_TID_MASK); mgmt->u.action.u.addba_req.capab = cpu_to_le16(capab); mgmt->u.action.u.addba_req.timeout = cpu_to_le16(5000); /* 5 ms */ psta = rtw_get_stainfo(pstapriv, raddr); if (psta) { start_seq = (psta->sta_xmitpriv.txseq_tid[status & 0x07] & 0xfff) + 1; psta->BA_starting_seqctrl[status & 0x07] = start_seq; BA_starting_seqctrl = start_seq << 4; } mgmt->u.action.u.addba_req.start_seq_num = cpu_to_le16(BA_starting_seqctrl); pattrib->pktlen = offsetofend(struct ieee80211_mgmt, u.action.u.addba_req.start_seq_num); break; case WLAN_ACTION_ADDBA_RESP: mgmt->u.action.u.addba_resp.action_code = WLAN_ACTION_ADDBA_RESP; mgmt->u.action.u.addba_resp.dialog_token = mgmt_req->u.action.u.addba_req.dialog_token; mgmt->u.action.u.addba_resp.status = cpu_to_le16(status); capab = le16_to_cpu(mgmt_req->u.action.u.addba_req.capab) & 0x3f; capab |= u16_encode_bits(64, IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK); capab |= u16_encode_bits(pregpriv->ampdu_amsdu, IEEE80211_ADDBA_PARAM_AMSDU_MASK); mgmt->u.action.u.addba_req.capab = cpu_to_le16(capab); mgmt->u.action.u.addba_resp.timeout = mgmt_req->u.action.u.addba_req.timeout; pattrib->pktlen = offsetofend(struct ieee80211_mgmt, u.action.u.addba_resp.timeout); break; case WLAN_ACTION_DELBA: mgmt->u.action.u.delba.action_code = WLAN_ACTION_DELBA; mgmt->u.action.u.delba.params = cpu_to_le16((status & 0x1F) << 3); params = u16_encode_bits((status & 0x1), IEEE80211_DELBA_PARAM_INITIATOR_MASK); params |= u16_encode_bits((status >> 1) & 0xF, IEEE80211_DELBA_PARAM_TID_MASK); mgmt->u.action.u.delba.params = cpu_to_le16(params); mgmt->u.action.u.delba.reason_code = cpu_to_le16(WLAN_STATUS_REQUEST_DECLINED); pattrib->pktlen = offsetofend(struct ieee80211_mgmt, u.action.u.delba.reason_code); break; default: break; } pattrib->last_txcmdsz = pattrib->pktlen; dump_mgntframe(padapter, pmgntframe); } static void issue_action_BSSCoexistPacket(struct adapter *padapter) { struct list_head *plist, *phead; unsigned char category, action; struct xmit_frame *pmgntframe; struct pkt_attrib *pattrib; unsigned char *pframe; struct ieee80211_hdr *pwlanhdr; __le16 *fctrl; struct wlan_network *pnetwork = NULL; struct xmit_priv *pxmitpriv = &padapter->xmitpriv; struct mlme_priv *pmlmepriv = &padapter->mlmepriv; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; struct __queue *queue = &pmlmepriv->scanned_queue; u8 InfoContent[16] = {0}; u8 ICS[8][15]; if ((pmlmepriv->num_FortyMHzIntolerant == 0) || (pmlmepriv->num_sta_no_ht == 0)) return; if (pmlmeinfo->bwmode_updated) return; category = WLAN_CATEGORY_PUBLIC; action = ACT_PUBLIC_BSSCOEXIST; pmgntframe = alloc_mgtxmitframe(pxmitpriv); if (!pmgntframe) return; /* update attribute */ pattrib = &pmgntframe->attrib; update_mgntframe_attrib(padapter, pattrib); memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET); pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET; pwlanhdr = (struct ieee80211_hdr *)pframe; fctrl = &pwlanhdr->frame_control; *(fctrl) = 0; memcpy(pwlanhdr->addr1, get_my_bssid(&pmlmeinfo->network), ETH_ALEN); memcpy(pwlanhdr->addr2, myid(&padapter->eeprompriv), ETH_ALEN); memcpy(pwlanhdr->addr3, get_my_bssid(&pmlmeinfo->network), ETH_ALEN); SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq); pmlmeext->mgnt_seq++; SetFrameSubType(pframe, WIFI_ACTION); pframe += sizeof(struct ieee80211_hdr_3addr); pattrib->pktlen = sizeof(struct ieee80211_hdr_3addr); pframe = rtw_set_fixed_ie(pframe, 1, &category, &pattrib->pktlen); pframe = rtw_set_fixed_ie(pframe, 1, &action, &pattrib->pktlen); /* */ if (pmlmepriv->num_FortyMHzIntolerant > 0) { u8 iedata = 0; iedata |= BIT(2);/* 20 MHz BSS Width Request */ pframe = rtw_set_ie(pframe, EID_BSSCoexistence, 1, &iedata, &pattrib->pktlen); } /* */ memset(ICS, 0, sizeof(ICS)); if (pmlmepriv->num_sta_no_ht > 0) { int i; spin_lock_bh(&pmlmepriv->scanned_queue.lock); phead = get_list_head(queue); plist = phead->next; while (phead != plist) { int len; u8 *p; struct wlan_bssid_ex *pbss_network; pnetwork = container_of(plist, struct wlan_network, list); plist = plist->next; pbss_network = (struct wlan_bssid_ex *)&pnetwork->network; p = rtw_get_ie(pbss_network->IEs + _FIXED_IE_LENGTH_, _HT_CAPABILITY_IE_, &len, pbss_network->IELength - _FIXED_IE_LENGTH_); if (!p || len == 0) { /* non-HT */ if ((pbss_network->Configuration.DSConfig <= 0) || (pbss_network->Configuration.DSConfig > 14)) continue; ICS[0][pbss_network->Configuration.DSConfig] = 1; if (ICS[0][0] == 0) ICS[0][0] = 1; } } spin_unlock_bh(&pmlmepriv->scanned_queue.lock); for (i = 0; i < 8; i++) { if (ICS[i][0] == 1) { int j, k = 0; InfoContent[k] = i; /* SET_BSS_INTOLERANT_ELE_REG_CLASS(InfoContent, i); */ k++; for (j = 1; j <= 14; j++) { if (ICS[i][j] == 1) { if (k < 16) { InfoContent[k] = j; /* channel number */ /* SET_BSS_INTOLERANT_ELE_CHANNEL(InfoContent+k, j); */ k++; } } } pframe = rtw_set_ie(pframe, EID_BSSIntolerantChlReport, k, InfoContent, &pattrib->pktlen); } } } pattrib->last_txcmdsz = pattrib->pktlen; dump_mgntframe(padapter, pmgntframe); } unsigned int send_delba(struct adapter *padapter, u8 initiator, u8 *addr) { struct sta_priv *pstapriv = &padapter->stapriv; struct sta_info *psta = NULL; /* struct recv_reorder_ctrl *preorder_ctrl; */ struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; u16 tid; if ((pmlmeinfo->state & 0x03) != WIFI_FW_AP_STATE) if (!(pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS)) return _SUCCESS; psta = rtw_get_stainfo(pstapriv, addr); if (!psta) return _SUCCESS; if (initiator == 0) { /* recipient */ for (tid = 0; tid < MAXTID; tid++) { if (psta->recvreorder_ctrl[tid].enable) { issue_action_BA(padapter, addr, WLAN_ACTION_DELBA, (((tid << 1) | initiator) & 0x1F), NULL); psta->recvreorder_ctrl[tid].enable = false; psta->recvreorder_ctrl[tid].indicate_seq = 0xffff; } } } else if (initiator == 1) { /* originator */ for (tid = 0; tid < MAXTID; tid++) { if (psta->htpriv.agg_enable_bitmap & BIT(tid)) { issue_action_BA(padapter, addr, WLAN_ACTION_DELBA, (((tid << 1) | initiator) & 0x1F), NULL); psta->htpriv.agg_enable_bitmap &= ~BIT(tid); psta->htpriv.candidate_tid_bitmap &= ~BIT(tid); } } } return _SUCCESS; } unsigned int send_beacon(struct adapter *padapter) { bool bxmitok = false; int issue = 0; int poll = 0; clear_beacon_valid_bit(padapter); do { issue_beacon(padapter, 100); issue++; do { yield(); bxmitok = get_beacon_valid_bit(padapter); poll++; } while ((poll % 10) != 0 && !bxmitok && !padapter->bSurpriseRemoved && !padapter->bDriverStopped); } while (!bxmitok && issue < 100 && !padapter->bSurpriseRemoved && !padapter->bDriverStopped); if (padapter->bSurpriseRemoved || padapter->bDriverStopped || !bxmitok) return _FAIL; return _SUCCESS; } bool get_beacon_valid_bit(struct adapter *adapter) { int res; u8 reg; res = rtw_read8(adapter, REG_TDECTRL + 2, ®); if (res) return false; /* BIT(16) of REG_TDECTRL = BIT(0) of REG_TDECTRL+2 */ return BIT(0) & reg; } void clear_beacon_valid_bit(struct adapter *adapter) { int res; u8 reg; res = rtw_read8(adapter, REG_TDECTRL + 2, ®); if (res) return; /* BIT(16) of REG_TDECTRL = BIT(0) of REG_TDECTRL+2, write 1 to clear, Clear by sw */ rtw_write8(adapter, REG_TDECTRL + 2, reg | BIT(0)); } void rtw_resume_tx_beacon(struct adapter *adapt) { struct hal_data_8188e *haldata = &adapt->haldata; /* 2010.03.01. Marked by tynli. No need to call workitem beacause we record the value */ /* which should be read from register to a global variable. */ rtw_write8(adapt, REG_FWHW_TXQ_CTRL + 2, (haldata->RegFwHwTxQCtrl) | BIT(6)); haldata->RegFwHwTxQCtrl |= BIT(6); rtw_write8(adapt, REG_TBTT_PROHIBIT + 1, 0xff); haldata->RegReg542 |= BIT(0); rtw_write8(adapt, REG_TBTT_PROHIBIT + 2, haldata->RegReg542); } void rtw_stop_tx_beacon(struct adapter *adapt) { struct hal_data_8188e *haldata = &adapt->haldata; /* 2010.03.01. Marked by tynli. No need to call workitem beacause we record the value */ /* which should be read from register to a global variable. */ rtw_write8(adapt, REG_FWHW_TXQ_CTRL + 2, (haldata->RegFwHwTxQCtrl) & (~BIT(6))); haldata->RegFwHwTxQCtrl &= (~BIT(6)); rtw_write8(adapt, REG_TBTT_PROHIBIT + 1, 0x64); haldata->RegReg542 &= ~(BIT(0)); rtw_write8(adapt, REG_TBTT_PROHIBIT + 2, haldata->RegReg542); /* todo: CheckFwRsvdPageContent(Adapter); 2010.06.23. Added by tynli. */ } static void rtw_set_opmode(struct adapter *adapter, u8 mode) { u8 val8; int res; /* disable Port0 TSF update */ res = rtw_read8(adapter, REG_BCN_CTRL, &val8); if (res) return; rtw_write8(adapter, REG_BCN_CTRL, val8 | BIT(4)); /* set net_type */ res = rtw_read8(adapter, MSR, &val8); if (res) return; val8 &= 0x0c; val8 |= mode; rtw_write8(adapter, MSR, val8); if ((mode == _HW_STATE_STATION_) || (mode == _HW_STATE_NOLINK_)) { rtw_stop_tx_beacon(adapter); rtw_write8(adapter, REG_BCN_CTRL, 0x19);/* disable atim wnd */ } else if (mode == _HW_STATE_ADHOC_) { rtw_resume_tx_beacon(adapter); rtw_write8(adapter, REG_BCN_CTRL, 0x1a); } else if (mode == _HW_STATE_AP_) { rtw_resume_tx_beacon(adapter); rtw_write8(adapter, REG_BCN_CTRL, 0x12); /* Set RCR */ rtw_write32(adapter, REG_RCR, 0x7000208e);/* CBSSID_DATA must set to 0,reject ICV_ERR packet */ /* enable to rx data frame */ rtw_write16(adapter, REG_RXFLTMAP2, 0xFFFF); /* enable to rx ps-poll */ rtw_write16(adapter, REG_RXFLTMAP1, 0x0400); /* Beacon Control related register for first time */ rtw_write8(adapter, REG_BCNDMATIM, 0x02); /* 2ms */ rtw_write8(adapter, REG_ATIMWND, 0x0a); /* 10ms */ rtw_write16(adapter, REG_BCNTCFG, 0x00); rtw_write16(adapter, REG_TBTT_PROHIBIT, 0xff04); rtw_write16(adapter, REG_TSFTR_SYN_OFFSET, 0x7fff);/* +32767 (~32ms) */ /* reset TSF */ rtw_write8(adapter, REG_DUAL_TSF_RST, BIT(0)); /* BIT(3) - If set 0, hw will clr bcnq when tx becon ok/fail or port 0 */ res = rtw_read8(adapter, REG_MBID_NUM, &val8); if (res) return; rtw_write8(adapter, REG_MBID_NUM, val8 | BIT(3) | BIT(4)); /* enable BCN0 Function for if1 */ /* don't enable update TSF0 for if1 (due to TSF update when beacon/probe rsp are received) */ rtw_write8(adapter, REG_BCN_CTRL, (DIS_TSF_UDT0_NORMAL_CHIP | EN_BCN_FUNCTION | BIT(1))); /* dis BCN1 ATIM WND if if2 is station */ res = rtw_read8(adapter, REG_BCN_CTRL_1, &val8); if (res) return; rtw_write8(adapter, REG_BCN_CTRL_1, val8 | BIT(0)); } } /**************************************************************************** Following are some utility functions for WiFi MLME *****************************************************************************/ static void rtw_set_initial_gain(struct adapter *adapter, u8 gain) { struct hal_data_8188e *haldata = &adapter->haldata; struct odm_dm_struct *odmpriv = &haldata->odmpriv; struct rtw_dig *digtable = &odmpriv->DM_DigTable; if (gain == 0xff) { /* restore rx gain */ ODM_Write_DIG(odmpriv, digtable->BackupIGValue); } else { digtable->BackupIGValue = digtable->CurIGValue; ODM_Write_DIG(odmpriv, gain); } } void rtw_mlme_under_site_survey(struct adapter *adapter) { /* config RCR to receive different BSSID & not to receive data frame */ int res; u8 reg; u32 v; res = rtw_read32(adapter, REG_RCR, &v); if (res) return; v &= ~(RCR_CBSSID_BCN); rtw_write32(adapter, REG_RCR, v); /* reject all data frame */ rtw_write16(adapter, REG_RXFLTMAP2, 0x00); /* disable update TSF */ res = rtw_read8(adapter, REG_BCN_CTRL, ®); if (res) return; rtw_write8(adapter, REG_BCN_CTRL, reg | BIT(4)); } void rtw_mlme_site_survey_done(struct adapter *adapter) { struct mlme_ext_priv *pmlmeext = &adapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; u32 reg32; int res; u8 reg; if ((r8188eu_is_client_associated_to_ap(adapter)) || ((pmlmeinfo->state & 0x03) == WIFI_FW_ADHOC_STATE)) { /* enable to rx data frame */ rtw_write16(adapter, REG_RXFLTMAP2, 0xFFFF); /* enable update TSF */ res = rtw_read8(adapter, REG_BCN_CTRL, ®); if (res) return; rtw_write8(adapter, REG_BCN_CTRL, reg & (~BIT(4))); } else if ((pmlmeinfo->state & 0x03) == WIFI_FW_AP_STATE) { rtw_write16(adapter, REG_RXFLTMAP2, 0xFFFF); /* enable update TSF */ res = rtw_read8(adapter, REG_BCN_CTRL, ®); if (res) return; rtw_write8(adapter, REG_BCN_CTRL, reg & (~BIT(4))); } res = rtw_read32(adapter, REG_RCR, ®32); if (res) return; rtw_write32(adapter, REG_RCR, reg32 | RCR_CBSSID_BCN); } void site_survey(struct adapter *padapter) { unsigned char survey_channel = 0; enum rt_scan_type ScanType = SCAN_PASSIVE; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; struct wifidirect_info *pwdinfo = &padapter->wdinfo; if ((pwdinfo->rx_invitereq_info.scan_op_ch_only) || (pwdinfo->p2p_info.scan_op_ch_only)) { if (pwdinfo->rx_invitereq_info.scan_op_ch_only) { survey_channel = pwdinfo->rx_invitereq_info.operation_ch[pmlmeext->sitesurvey_res.channel_idx]; } else { survey_channel = pwdinfo->p2p_info.operation_ch[pmlmeext->sitesurvey_res.channel_idx]; } ScanType = SCAN_ACTIVE; } else if (rtw_p2p_findphase_ex_is_social(pwdinfo)) { /* Commented by Albert 2011/06/03 */ /* The driver is in the find phase, it should go through the social channel. */ int ch_set_idx; survey_channel = pwdinfo->social_chan[pmlmeext->sitesurvey_res.channel_idx]; ch_set_idx = rtw_ch_set_search_ch(pmlmeext->channel_set, survey_channel); if (ch_set_idx >= 0) ScanType = pmlmeext->channel_set[ch_set_idx].ScanType; else ScanType = SCAN_ACTIVE; } else { struct rtw_ieee80211_channel *ch; if (pmlmeext->sitesurvey_res.channel_idx < pmlmeext->sitesurvey_res.ch_num) { ch = &pmlmeext->sitesurvey_res.ch[pmlmeext->sitesurvey_res.channel_idx]; survey_channel = ch->hw_value; ScanType = (ch->flags & RTW_IEEE80211_CHAN_PASSIVE_SCAN) ? SCAN_PASSIVE : SCAN_ACTIVE; } } if (survey_channel != 0) { if (pmlmeext->sitesurvey_res.channel_idx == 0) set_channel_bwmode(padapter, survey_channel, HAL_PRIME_CHNL_OFFSET_DONT_CARE, HT_CHANNEL_WIDTH_20); else SelectChannel(padapter, survey_channel); if (ScanType == SCAN_ACTIVE) { /* obey the channel plan setting... */ if (rtw_p2p_chk_state(pwdinfo, P2P_STATE_SCAN) || rtw_p2p_chk_state(pwdinfo, P2P_STATE_FIND_PHASE_SEARCH)) { issue_probereq_p2p(padapter); issue_probereq_p2p(padapter); issue_probereq_p2p(padapter); } else { int i; for (i = 0; i < RTW_SSID_SCAN_AMOUNT; i++) { if (pmlmeext->sitesurvey_res.ssid[i].SsidLength) { /* todo: to issue two probe req??? */ issue_probereq(padapter, &pmlmeext->sitesurvey_res.ssid[i], NULL); /* msleep(SURVEY_TO>>1); */ issue_probereq(padapter, &pmlmeext->sitesurvey_res.ssid[i], NULL); } } if (pmlmeext->sitesurvey_res.scan_mode == SCAN_ACTIVE) { /* todo: to issue two probe req??? */ issue_probereq(padapter, NULL, NULL); /* msleep(SURVEY_TO>>1); */ issue_probereq(padapter, NULL, NULL); } } } set_survey_timer(pmlmeext, pmlmeext->chan_scan_time); } else { /* channel number is 0 or this channel is not valid. */ if (rtw_p2p_chk_state(pwdinfo, P2P_STATE_SCAN) || rtw_p2p_chk_state(pwdinfo, P2P_STATE_FIND_PHASE_SEARCH)) { if ((pwdinfo->rx_invitereq_info.scan_op_ch_only) || (pwdinfo->p2p_info.scan_op_ch_only)) { /* Set the find_phase_state_exchange_cnt to P2P_FINDPHASE_EX_CNT. */ /* This will let the following flow to run the scanning end. */ rtw_p2p_findphase_ex_set(pwdinfo, P2P_FINDPHASE_EX_MAX); } } if (rtw_p2p_findphase_ex_is_needed(pwdinfo)) { /* Set the P2P State to the listen state of find phase and set the current channel to the listen channel */ set_channel_bwmode(padapter, pwdinfo->listen_channel, HAL_PRIME_CHNL_OFFSET_DONT_CARE, HT_CHANNEL_WIDTH_20); rtw_p2p_set_state(pwdinfo, P2P_STATE_FIND_PHASE_LISTEN); pmlmeext->sitesurvey_res.state = SCAN_DISABLE; /* restore RX GAIN */ rtw_set_initial_gain(padapter, 0xff); /* turn on dynamic functions */ Restore_DM_Func_Flag(padapter); /* Switch_DM_Func(padapter, DYNAMIC_FUNC_DIG|DYNAMIC_FUNC_HP|DYNAMIC_FUNC_SS, true); */ _set_timer(&pwdinfo->find_phase_timer, (u32)((u32)(pwdinfo->listen_dwell) * 100)); } else { /* 20100721:Interrupt scan operation here. */ /* For SW antenna diversity before link, it needs to switch to another antenna and scan again. */ /* It compares the scan result and selects a better one to do connection. */ if (AntDivBeforeLink8188E(padapter)) { pmlmeext->sitesurvey_res.bss_cnt = 0; pmlmeext->sitesurvey_res.channel_idx = -1; pmlmeext->chan_scan_time = SURVEY_TO / 2; set_survey_timer(pmlmeext, pmlmeext->chan_scan_time); return; } if (rtw_p2p_chk_state(pwdinfo, P2P_STATE_SCAN) || rtw_p2p_chk_state(pwdinfo, P2P_STATE_FIND_PHASE_SEARCH)) rtw_p2p_set_state(pwdinfo, rtw_p2p_pre_state(pwdinfo)); rtw_p2p_findphase_ex_set(pwdinfo, P2P_FINDPHASE_EX_NONE); pmlmeext->sitesurvey_res.state = SCAN_COMPLETE; /* switch back to the original channel */ if (rtw_p2p_chk_state(pwdinfo, P2P_STATE_LISTEN)) set_channel_bwmode(padapter, pwdinfo->listen_channel, HAL_PRIME_CHNL_OFFSET_DONT_CARE, HT_CHANNEL_WIDTH_20); else set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode); /* config MSR */ Set_MSR(padapter, (pmlmeinfo->state & 0x3)); /* restore RX GAIN */ rtw_set_initial_gain(padapter, 0xff); /* turn on dynamic functions */ Restore_DM_Func_Flag(padapter); /* Switch_DM_Func(padapter, DYNAMIC_ALL_FUNC_ENABLE, true); */ if (r8188eu_is_client_associated_to_ap(padapter)) issue_nulldata(padapter, NULL, 0, 3, 500); rtw_mlme_site_survey_done(padapter); report_surveydone_event(padapter); pmlmeext->chan_scan_time = SURVEY_TO; pmlmeext->sitesurvey_res.state = SCAN_DISABLE; issue_action_BSSCoexistPacket(padapter); issue_action_BSSCoexistPacket(padapter); issue_action_BSSCoexistPacket(padapter); } } } /* collect bss info from Beacon and Probe request/response frames. */ u8 collect_bss_info(struct adapter *padapter, struct recv_frame *precv_frame, struct wlan_bssid_ex *bssid) { struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *)precv_frame->rx_data; int i; u32 len; u8 *p; u16 val16; u8 *pframe = precv_frame->rx_data; u32 packet_len = precv_frame->len; u8 ie_offset; struct registry_priv *pregistrypriv = &padapter->registrypriv; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; __le32 le32_tmp; len = packet_len - sizeof(struct ieee80211_hdr_3addr); if (len > MAX_IE_SZ) return _FAIL; memset(bssid, 0, sizeof(struct wlan_bssid_ex)); if (ieee80211_is_beacon(mgmt->frame_control)) { bssid->Reserved[0] = 1; ie_offset = _BEACON_IE_OFFSET_; } else if (ieee80211_is_probe_req(mgmt->frame_control)) { ie_offset = _PROBEREQ_IE_OFFSET_; bssid->Reserved[0] = 2; } else if (ieee80211_is_probe_resp(mgmt->frame_control)) { ie_offset = _PROBERSP_IE_OFFSET_; bssid->Reserved[0] = 3; } else { bssid->Reserved[0] = 0; ie_offset = _FIXED_IE_LENGTH_; } bssid->Length = sizeof(struct wlan_bssid_ex) - MAX_IE_SZ + len; /* below is to copy the information element */ bssid->IELength = len; memcpy(bssid->IEs, (pframe + sizeof(struct ieee80211_hdr_3addr)), bssid->IELength); /* get the signal strength */ bssid->Rssi = precv_frame->attrib.phy_info.recvpower; /* in dBM.raw data */ bssid->PhyInfo.SignalQuality = precv_frame->attrib.phy_info.SignalQuality;/* in percentage */ bssid->PhyInfo.SignalStrength = precv_frame->attrib.phy_info.SignalStrength;/* in percentage */ bssid->PhyInfo.Optimum_antenna = rtw_current_antenna(padapter); /* checking SSID */ p = rtw_get_ie(bssid->IEs + ie_offset, _SSID_IE_, &len, bssid->IELength - ie_offset); if (!p) return _FAIL; if (*(p + 1)) { if (len > NDIS_802_11_LENGTH_SSID) return _FAIL; memcpy(bssid->Ssid.Ssid, (p + 2), *(p + 1)); bssid->Ssid.SsidLength = *(p + 1); } else { bssid->Ssid.SsidLength = 0; } memset(bssid->SupportedRates, 0, NDIS_802_11_LENGTH_RATES_EX); /* checking rate info... */ i = 0; p = rtw_get_ie(bssid->IEs + ie_offset, _SUPPORTEDRATES_IE_, &len, bssid->IELength - ie_offset); if (p) { if (len > NDIS_802_11_LENGTH_RATES_EX) return _FAIL; memcpy(bssid->SupportedRates, (p + 2), len); i = len; } p = rtw_get_ie(bssid->IEs + ie_offset, _EXT_SUPPORTEDRATES_IE_, &len, bssid->IELength - ie_offset); if (p) { if (len > (NDIS_802_11_LENGTH_RATES_EX - i)) return _FAIL; memcpy(bssid->SupportedRates + i, (p + 2), len); } if (bssid->IELength < 12) return _FAIL; /* Checking for DSConfig */ p = rtw_get_ie(bssid->IEs + ie_offset, _DSSET_IE_, &len, bssid->IELength - ie_offset); bssid->Configuration.DSConfig = 0; bssid->Configuration.Length = 0; if (p) { bssid->Configuration.DSConfig = *(p + 2); } else {/* In 5G, some ap do not have DSSET IE */ /* checking HT info for channel */ p = rtw_get_ie(bssid->IEs + ie_offset, _HT_ADD_INFO_IE_, &len, bssid->IELength - ie_offset); if (p) { struct HT_info_element *HT_info = (struct HT_info_element *)(p + 2); bssid->Configuration.DSConfig = HT_info->primary_channel; } else { /* use current channel */ bssid->Configuration.DSConfig = rtw_get_oper_ch(padapter); } } memcpy(&le32_tmp, rtw_get_beacon_interval_from_ie(bssid->IEs), 2); bssid->Configuration.BeaconPeriod = le32_to_cpu(le32_tmp); val16 = rtw_get_capability((struct wlan_bssid_ex *)bssid); if (val16 & BIT(0)) { bssid->InfrastructureMode = Ndis802_11Infrastructure; memcpy(bssid->MacAddress, GetAddr2Ptr(pframe), ETH_ALEN); } else { bssid->InfrastructureMode = Ndis802_11IBSS; memcpy(bssid->MacAddress, GetAddr3Ptr(pframe), ETH_ALEN); } if (val16 & BIT(4)) bssid->Privacy = 1; else bssid->Privacy = 0; bssid->Configuration.ATIMWindow = 0; /* 20/40 BSS Coexistence check */ if ((pregistrypriv->wifi_spec == 1) && (!pmlmeinfo->bwmode_updated)) { struct mlme_priv *pmlmepriv = &padapter->mlmepriv; p = rtw_get_ie(bssid->IEs + ie_offset, _HT_CAPABILITY_IE_, &len, bssid->IELength - ie_offset); if (p && len > 0) { struct HT_caps_element *pHT_caps; pHT_caps = (struct HT_caps_element *)(p + 2); if (le16_to_cpu(pHT_caps->u.HT_cap_element.HT_caps_info) & BIT(14)) pmlmepriv->num_FortyMHzIntolerant++; } else { pmlmepriv->num_sta_no_ht++; } } /* mark bss info receiving from nearby channel as SignalQuality 101 */ if (bssid->Configuration.DSConfig != rtw_get_oper_ch(padapter)) bssid->PhyInfo.SignalQuality = 101; return _SUCCESS; } static void rtw_set_bssid(struct adapter *adapter, u8 *bssid) { int i; for (i = 0; i < ETH_ALEN; i++) rtw_write8(adapter, REG_BSSID + i, bssid[i]); } static void mlme_join(struct adapter *adapter, int type) { struct mlme_priv *mlmepriv = &adapter->mlmepriv; u8 retry_limit = 0x30, reg; u32 reg32; int res; switch (type) { case 0: /* prepare to join */ /* enable to rx data frame, accept all data frame */ rtw_write16(adapter, REG_RXFLTMAP2, 0xFFFF); res = rtw_read32(adapter, REG_RCR, ®32); if (res) return; rtw_write32(adapter, REG_RCR, reg32 | RCR_CBSSID_DATA | RCR_CBSSID_BCN); if (check_fwstate(mlmepriv, WIFI_STATION_STATE)) { retry_limit = 48; } else { /* ad-hoc mode */ retry_limit = 0x7; } break; case 1: /* joinbss_event call back when join res < 0 */ rtw_write16(adapter, REG_RXFLTMAP2, 0x00); break; case 2: /* sta add event call back */ /* enable update TSF */ res = rtw_read8(adapter, REG_BCN_CTRL, ®); if (res) return; rtw_write8(adapter, REG_BCN_CTRL, reg & (~BIT(4))); if (check_fwstate(mlmepriv, WIFI_ADHOC_STATE | WIFI_ADHOC_MASTER_STATE)) retry_limit = 0x7; break; default: break; } rtw_write16(adapter, REG_RL, retry_limit << RETRY_LIMIT_SHORT_SHIFT | retry_limit << RETRY_LIMIT_LONG_SHIFT); } void start_create_ibss(struct adapter *padapter) { unsigned short caps; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; struct wlan_bssid_ex *pnetwork = (struct wlan_bssid_ex *)(&pmlmeinfo->network); pmlmeext->cur_channel = (u8)pnetwork->Configuration.DSConfig; pmlmeinfo->bcn_interval = get_beacon_interval(pnetwork); /* update wireless mode */ update_wireless_mode(padapter); /* update capability */ caps = rtw_get_capability((struct wlan_bssid_ex *)pnetwork); update_capinfo(padapter, caps); if (caps & cap_IBSS) {/* adhoc master */ rtw_write8(padapter, REG_SECCFG, 0xcf); /* switch channel */ /* SelectChannel(padapter, pmlmeext->cur_channel, HAL_PRIME_CHNL_OFFSET_DONT_CARE); */ set_channel_bwmode(padapter, pmlmeext->cur_channel, HAL_PRIME_CHNL_OFFSET_DONT_CARE, HT_CHANNEL_WIDTH_20); beacon_timing_control(padapter); /* set msr to WIFI_FW_ADHOC_STATE */ pmlmeinfo->state = WIFI_FW_ADHOC_STATE; Set_MSR(padapter, (pmlmeinfo->state & 0x3)); /* issue beacon */ if (send_beacon(padapter) == _FAIL) { report_join_res(padapter, -1); pmlmeinfo->state = WIFI_FW_NULL_STATE; } else { rtw_set_bssid(padapter, padapter->registrypriv.dev_network.MacAddress); mlme_join(padapter, 0); report_join_res(padapter, 1); pmlmeinfo->state |= WIFI_FW_ASSOC_SUCCESS; rtw_indicate_connect(padapter); } } else { return; } /* update bc/mc sta_info */ update_bmc_sta(padapter); } void start_clnt_join(struct adapter *padapter) { unsigned short caps; u8 val8; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; struct wlan_bssid_ex *pnetwork = (struct wlan_bssid_ex *)(&pmlmeinfo->network); int beacon_timeout; pmlmeext->cur_channel = (u8)pnetwork->Configuration.DSConfig; pmlmeinfo->bcn_interval = get_beacon_interval(pnetwork); /* update wireless mode */ update_wireless_mode(padapter); /* update capability */ caps = rtw_get_capability((struct wlan_bssid_ex *)pnetwork); update_capinfo(padapter, caps); if (caps & cap_ESS) { Set_MSR(padapter, WIFI_FW_STATION_STATE); val8 = (pmlmeinfo->auth_algo == dot11AuthAlgrthm_8021X) ? 0xcc : 0xcf; rtw_write8(padapter, REG_SECCFG, val8); /* switch channel */ set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode); /* here wait for receiving the beacon to start auth */ /* and enable a timer */ beacon_timeout = decide_wait_for_beacon_timeout(pmlmeinfo->bcn_interval); set_link_timer(pmlmeext, beacon_timeout); _set_timer(&padapter->mlmepriv.assoc_timer, (REAUTH_TO * REAUTH_LIMIT) + (REASSOC_TO * REASSOC_LIMIT) + beacon_timeout); pmlmeinfo->state = WIFI_FW_AUTH_NULL | WIFI_FW_STATION_STATE; } else if (caps & cap_IBSS) { /* adhoc client */ Set_MSR(padapter, WIFI_FW_ADHOC_STATE); rtw_write8(padapter, REG_SECCFG, 0xcf); /* switch channel */ set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode); beacon_timing_control(padapter); pmlmeinfo->state = WIFI_FW_ADHOC_STATE; report_join_res(padapter, 1); } else { return; } } void start_clnt_auth(struct adapter *padapter) { struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; _cancel_timer_ex(&pmlmeext->link_timer); pmlmeinfo->state &= (~WIFI_FW_AUTH_NULL); pmlmeinfo->state |= WIFI_FW_AUTH_STATE; pmlmeinfo->auth_seq = 1; pmlmeinfo->reauth_count = 0; pmlmeinfo->reassoc_count = 0; pmlmeinfo->link_count = 0; pmlmeext->retry = 0; /* Because of AP's not receiving deauth before */ /* AP may: 1)not response auth or 2)deauth us after link is complete */ /* issue deauth before issuing auth to deal with the situation */ /* Commented by Albert 2012/07/21 */ /* For the Win8 P2P connection, it will be hard to have a successful connection if this Wi-Fi doesn't connect to it. */ issue_deauth(padapter, (&pmlmeinfo->network)->MacAddress, WLAN_REASON_DEAUTH_LEAVING); issue_auth(padapter, NULL, 0); set_link_timer(pmlmeext, REAUTH_TO); } void start_clnt_assoc(struct adapter *padapter) { struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; _cancel_timer_ex(&pmlmeext->link_timer); pmlmeinfo->state &= (~(WIFI_FW_AUTH_NULL | WIFI_FW_AUTH_STATE)); pmlmeinfo->state |= (WIFI_FW_AUTH_SUCCESS | WIFI_FW_ASSOC_STATE); issue_assocreq(padapter); set_link_timer(pmlmeext, REASSOC_TO); } void receive_disconnect(struct adapter *padapter, unsigned char *MacAddr, unsigned short reason) { struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; /* check A3 */ if (!(!memcmp(MacAddr, get_my_bssid(&pmlmeinfo->network), ETH_ALEN))) return; if ((pmlmeinfo->state & 0x03) == WIFI_FW_STATION_STATE) { if (pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) { pmlmeinfo->state = WIFI_FW_NULL_STATE; report_del_sta_event(padapter, MacAddr, reason); } else if (pmlmeinfo->state & WIFI_FW_LINKING_STATE) { pmlmeinfo->state = WIFI_FW_NULL_STATE; report_join_res(padapter, -2); } } } static void process_80211d(struct adapter *padapter, struct wlan_bssid_ex *bssid) { struct registry_priv *pregistrypriv; struct mlme_ext_priv *pmlmeext; struct rt_channel_info *chplan_new; u8 channel; u8 i; pregistrypriv = &padapter->registrypriv; pmlmeext = &padapter->mlmeextpriv; /* Adjust channel plan by AP Country IE */ if (pregistrypriv->enable80211d && (!pmlmeext->update_channel_plan_by_ap_done)) { u8 *ie, *p; u32 len; struct rt_channel_plan chplan_ap; struct rt_channel_info chplan_sta[MAX_CHANNEL_NUM]; u8 country[4]; u8 fcn; /* first channel number */ u8 noc; /* number of channel */ u8 j, k; ie = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _COUNTRY_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_); if (!ie) return; if (len < 6) return; ie += 2; p = ie; ie += len; memset(country, 0, 4); memcpy(country, p, 3); p += 3; i = 0; while ((ie - p) >= 3) { fcn = *(p++); noc = *(p++); p++; for (j = 0; j < noc; j++) { channel = fcn + j; chplan_ap.Channel[i++] = channel; } } chplan_ap.Len = i; memcpy(chplan_sta, pmlmeext->channel_set, sizeof(chplan_sta)); memset(pmlmeext->channel_set, 0, sizeof(pmlmeext->channel_set)); chplan_new = pmlmeext->channel_set; i = 0; j = 0; k = 0; if (pregistrypriv->wireless_mode & WIRELESS_11G) { do { if ((i == MAX_CHANNEL_NUM) || (chplan_sta[i].ChannelNum == 0)) break; if (j == chplan_ap.Len) break; if (chplan_sta[i].ChannelNum == chplan_ap.Channel[j]) { chplan_new[k].ChannelNum = chplan_ap.Channel[j]; chplan_new[k].ScanType = SCAN_ACTIVE; i++; j++; k++; } else if (chplan_sta[i].ChannelNum < chplan_ap.Channel[j]) { chplan_new[k].ChannelNum = chplan_sta[i].ChannelNum; chplan_new[k].ScanType = SCAN_PASSIVE; i++; k++; } else if (chplan_sta[i].ChannelNum > chplan_ap.Channel[j]) { chplan_new[k].ChannelNum = chplan_ap.Channel[j]; chplan_new[k].ScanType = SCAN_ACTIVE; j++; k++; } } while (1); /* change AP not support channel to Passive scan */ while ((i < MAX_CHANNEL_NUM) && (chplan_sta[i].ChannelNum != 0) && (chplan_sta[i].ChannelNum <= 14)) { chplan_new[k].ChannelNum = chplan_sta[i].ChannelNum; chplan_new[k].ScanType = SCAN_PASSIVE; i++; k++; } /* add channel AP supported */ while ((j < chplan_ap.Len) && (chplan_ap.Channel[j] <= 14)) { chplan_new[k].ChannelNum = chplan_ap.Channel[j]; chplan_new[k].ScanType = SCAN_ACTIVE; j++; k++; } } else { /* keep original STA 2.4G channel plan */ while ((i < MAX_CHANNEL_NUM) && (chplan_sta[i].ChannelNum != 0) && (chplan_sta[i].ChannelNum <= 14)) { chplan_new[k].ChannelNum = chplan_sta[i].ChannelNum; chplan_new[k].ScanType = chplan_sta[i].ScanType; i++; k++; } /* skip AP 2.4G channel plan */ while ((j < chplan_ap.Len) && (chplan_ap.Channel[j] <= 14)) j++; } /* keep original STA 5G channel plan */ while ((i < MAX_CHANNEL_NUM) && (chplan_sta[i].ChannelNum != 0)) { chplan_new[k].ChannelNum = chplan_sta[i].ChannelNum; chplan_new[k].ScanType = chplan_sta[i].ScanType; i++; k++; } pmlmeext->update_channel_plan_by_ap_done = 1; } /* If channel is used by AP, set channel scan type to active */ channel = bssid->Configuration.DSConfig; chplan_new = pmlmeext->channel_set; i = 0; while ((i < MAX_CHANNEL_NUM) && (chplan_new[i].ChannelNum != 0)) { if (chplan_new[i].ChannelNum == channel) { if (chplan_new[i].ScanType == SCAN_PASSIVE) chplan_new[i].ScanType = SCAN_ACTIVE; break; } i++; } } /**************************************************************************** Following are the functions to report events *****************************************************************************/ void report_survey_event(struct adapter *padapter, struct recv_frame *precv_frame) { struct cmd_obj *pcmd_obj; u8 *pevtcmd; u32 cmdsz; struct survey_event *psurvey_evt; struct C2HEvent_Header *pc2h_evt_hdr; struct mlme_ext_priv *pmlmeext; struct cmd_priv *pcmdpriv; /* u8 *pframe = precv_frame->rx_data; */ /* uint len = precv_frame->len; */ if (!padapter) return; pmlmeext = &padapter->mlmeextpriv; pcmdpriv = &padapter->cmdpriv; pcmd_obj = kzalloc(sizeof(*pcmd_obj), GFP_ATOMIC); if (!pcmd_obj) return; cmdsz = (sizeof(struct survey_event) + sizeof(struct C2HEvent_Header)); pevtcmd = kzalloc(cmdsz, GFP_ATOMIC); if (!pevtcmd) { kfree(pcmd_obj); return; } INIT_LIST_HEAD(&pcmd_obj->list); pcmd_obj->cmdcode = GEN_CMD_CODE(_Set_MLME_EVT); pcmd_obj->cmdsz = cmdsz; pcmd_obj->parmbuf = pevtcmd; pcmd_obj->rsp = NULL; pcmd_obj->rspsz = 0; pc2h_evt_hdr = (struct C2HEvent_Header *)(pevtcmd); pc2h_evt_hdr->len = sizeof(struct survey_event); pc2h_evt_hdr->ID = GEN_EVT_CODE(_Survey); pc2h_evt_hdr->seq = atomic_inc_return(&pmlmeext->event_seq); psurvey_evt = (struct survey_event *)(pevtcmd + sizeof(struct C2HEvent_Header)); if (collect_bss_info(padapter, precv_frame, (struct wlan_bssid_ex *)&psurvey_evt->bss) == _FAIL) { kfree(pcmd_obj); kfree(pevtcmd); return; } process_80211d(padapter, &psurvey_evt->bss); rtw_enqueue_cmd(pcmdpriv, pcmd_obj); pmlmeext->sitesurvey_res.bss_cnt++; } void report_surveydone_event(struct adapter *padapter) { struct cmd_obj *pcmd_obj; u8 *pevtcmd; u32 cmdsz; struct surveydone_event *psurveydone_evt; struct C2HEvent_Header *pc2h_evt_hdr; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct cmd_priv *pcmdpriv = &padapter->cmdpriv; pcmd_obj = kzalloc(sizeof(*pcmd_obj), GFP_KERNEL); if (!pcmd_obj) return; cmdsz = (sizeof(struct surveydone_event) + sizeof(struct C2HEvent_Header)); pevtcmd = kzalloc(cmdsz, GFP_KERNEL); if (!pevtcmd) { kfree(pcmd_obj); return; } INIT_LIST_HEAD(&pcmd_obj->list); pcmd_obj->cmdcode = GEN_CMD_CODE(_Set_MLME_EVT); pcmd_obj->cmdsz = cmdsz; pcmd_obj->parmbuf = pevtcmd; pcmd_obj->rsp = NULL; pcmd_obj->rspsz = 0; pc2h_evt_hdr = (struct C2HEvent_Header *)(pevtcmd); pc2h_evt_hdr->len = sizeof(struct surveydone_event); pc2h_evt_hdr->ID = GEN_EVT_CODE(_SurveyDone); pc2h_evt_hdr->seq = atomic_inc_return(&pmlmeext->event_seq); psurveydone_evt = (struct surveydone_event *)(pevtcmd + sizeof(struct C2HEvent_Header)); psurveydone_evt->bss_cnt = pmlmeext->sitesurvey_res.bss_cnt; rtw_enqueue_cmd(pcmdpriv, pcmd_obj); } void report_join_res(struct adapter *padapter, int res) { struct cmd_obj *pcmd_obj; u8 *pevtcmd; u32 cmdsz; struct joinbss_event *pjoinbss_evt; struct C2HEvent_Header *pc2h_evt_hdr; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; struct cmd_priv *pcmdpriv = &padapter->cmdpriv; pcmd_obj = kzalloc(sizeof(*pcmd_obj), GFP_ATOMIC); if (!pcmd_obj) return; cmdsz = (sizeof(struct joinbss_event) + sizeof(struct C2HEvent_Header)); pevtcmd = kzalloc(cmdsz, GFP_ATOMIC); if (!pevtcmd) { kfree(pcmd_obj); return; } INIT_LIST_HEAD(&pcmd_obj->list); pcmd_obj->cmdcode = GEN_CMD_CODE(_Set_MLME_EVT); pcmd_obj->cmdsz = cmdsz; pcmd_obj->parmbuf = pevtcmd; pc2h_evt_hdr = (struct C2HEvent_Header *)(pevtcmd); pc2h_evt_hdr->len = sizeof(struct joinbss_event); pc2h_evt_hdr->ID = GEN_EVT_CODE(_JoinBss); pc2h_evt_hdr->seq = atomic_inc_return(&pmlmeext->event_seq); pjoinbss_evt = (struct joinbss_event *)(pevtcmd + sizeof(struct C2HEvent_Header)); memcpy((unsigned char *)(&pjoinbss_evt->network.network), &pmlmeinfo->network, sizeof(struct wlan_bssid_ex)); pjoinbss_evt->network.join_res = res; pjoinbss_evt->network.aid = res; rtw_joinbss_event_prehandle(padapter, (u8 *)&pjoinbss_evt->network); rtw_enqueue_cmd(pcmdpriv, pcmd_obj); } void report_del_sta_event(struct adapter *padapter, unsigned char *MacAddr, unsigned short reason) { struct cmd_obj *pcmd_obj; u8 *pevtcmd; u32 cmdsz; struct sta_info *psta; int mac_id; struct stadel_event *pdel_sta_evt; struct C2HEvent_Header *pc2h_evt_hdr; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct cmd_priv *pcmdpriv = &padapter->cmdpriv; pcmd_obj = kzalloc(sizeof(*pcmd_obj), GFP_ATOMIC); if (!pcmd_obj) return; cmdsz = (sizeof(struct stadel_event) + sizeof(struct C2HEvent_Header)); pevtcmd = kzalloc(cmdsz, GFP_ATOMIC); if (!pevtcmd) { kfree(pcmd_obj); return; } INIT_LIST_HEAD(&pcmd_obj->list); pcmd_obj->cmdcode = GEN_CMD_CODE(_Set_MLME_EVT); pcmd_obj->cmdsz = cmdsz; pcmd_obj->parmbuf = pevtcmd; pcmd_obj->rsp = NULL; pcmd_obj->rspsz = 0; pc2h_evt_hdr = (struct C2HEvent_Header *)(pevtcmd); pc2h_evt_hdr->len = sizeof(struct stadel_event); pc2h_evt_hdr->ID = GEN_EVT_CODE(_DelSTA); pc2h_evt_hdr->seq = atomic_inc_return(&pmlmeext->event_seq); pdel_sta_evt = (struct stadel_event *)(pevtcmd + sizeof(struct C2HEvent_Header)); memcpy((unsigned char *)(&pdel_sta_evt->macaddr), MacAddr, ETH_ALEN); memcpy((unsigned char *)(pdel_sta_evt->rsvd), (unsigned char *)(&reason), 2); psta = rtw_get_stainfo(&padapter->stapriv, MacAddr); if (psta) mac_id = (int)psta->mac_id; else mac_id = (-1); pdel_sta_evt->mac_id = mac_id; rtw_enqueue_cmd(pcmdpriv, pcmd_obj); } void report_add_sta_event(struct adapter *padapter, unsigned char *MacAddr, int cam_idx) { struct cmd_obj *pcmd_obj; u8 *pevtcmd; u32 cmdsz; struct stassoc_event *padd_sta_evt; struct C2HEvent_Header *pc2h_evt_hdr; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct cmd_priv *pcmdpriv = &padapter->cmdpriv; pcmd_obj = kzalloc(sizeof(*pcmd_obj), GFP_KERNEL); if (!pcmd_obj) return; cmdsz = (sizeof(struct stassoc_event) + sizeof(struct C2HEvent_Header)); pevtcmd = kzalloc(cmdsz, GFP_KERNEL); if (!pevtcmd) { kfree(pcmd_obj); return; } INIT_LIST_HEAD(&pcmd_obj->list); pcmd_obj->cmdcode = GEN_CMD_CODE(_Set_MLME_EVT); pcmd_obj->cmdsz = cmdsz; pcmd_obj->parmbuf = pevtcmd; pcmd_obj->rsp = NULL; pcmd_obj->rspsz = 0; pc2h_evt_hdr = (struct C2HEvent_Header *)(pevtcmd); pc2h_evt_hdr->len = sizeof(struct stassoc_event); pc2h_evt_hdr->ID = GEN_EVT_CODE(_AddSTA); pc2h_evt_hdr->seq = atomic_inc_return(&pmlmeext->event_seq); padd_sta_evt = (struct stassoc_event *)(pevtcmd + sizeof(struct C2HEvent_Header)); memcpy((unsigned char *)(&padd_sta_evt->macaddr), MacAddr, ETH_ALEN); padd_sta_evt->cam_id = cam_idx; rtw_enqueue_cmd(pcmdpriv, pcmd_obj); } /**************************************************************************** Following are the event callback functions *****************************************************************************/ /* for sta/adhoc mode */ void update_sta_info(struct adapter *padapter, struct sta_info *psta) { struct mlme_priv *pmlmepriv = &padapter->mlmepriv; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; /* ERP */ VCS_update(padapter, psta); /* HT */ if (pmlmepriv->htpriv.ht_option) { psta->htpriv.ht_option = true; psta->htpriv.ampdu_enable = pmlmepriv->htpriv.ampdu_enable; if (support_short_GI(padapter, &pmlmeinfo->HT_caps)) psta->htpriv.sgi = true; psta->qos_option = true; } else { psta->htpriv.ht_option = false; psta->htpriv.ampdu_enable = false; psta->htpriv.sgi = false; psta->qos_option = false; } psta->htpriv.bwmode = pmlmeext->cur_bwmode; psta->htpriv.ch_offset = pmlmeext->cur_ch_offset; psta->htpriv.agg_enable_bitmap = 0x0;/* reset */ psta->htpriv.candidate_tid_bitmap = 0x0;/* reset */ /* QoS */ if (pmlmepriv->qospriv.qos_option) psta->qos_option = true; psta->state = _FW_LINKED; } static void rtw_reset_dm_func_flag(struct adapter *adapter) { struct hal_data_8188e *haldata = &adapter->haldata; struct dm_priv *dmpriv = &haldata->dmpriv; struct odm_dm_struct *odmpriv = &haldata->odmpriv; odmpriv->SupportAbility = dmpriv->InitODMFlag; } static void rtw_clear_dm_func_flag(struct adapter *adapter) { struct hal_data_8188e *haldata = &adapter->haldata; struct odm_dm_struct *odmpriv = &haldata->odmpriv; odmpriv->SupportAbility = 0; } void mlmeext_joinbss_event_callback(struct adapter *padapter, int join_res) { struct sta_info *psta, *psta_bmc; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; struct wlan_bssid_ex *cur_network = &pmlmeinfo->network; struct sta_priv *pstapriv = &padapter->stapriv; u16 media_status; if (join_res < 0) { mlme_join(padapter, 1); rtw_set_bssid(padapter, null_addr); /* restore to initial setting. */ update_tx_basic_rate(padapter, padapter->registrypriv.wireless_mode); return; } if ((pmlmeinfo->state & 0x03) == WIFI_FW_ADHOC_STATE) { /* for bc/mc */ psta_bmc = rtw_get_bcmc_stainfo(padapter); if (psta_bmc) { pmlmeinfo->FW_sta_info[psta_bmc->mac_id].psta = psta_bmc; update_bmc_sta_support_rate(padapter, psta_bmc->mac_id); Update_RA_Entry(padapter, psta_bmc->mac_id); } } /* turn on dynamic functions */ rtw_reset_dm_func_flag(padapter); /* update IOT-releated issue */ update_IOT_info(padapter); rtw_set_basic_rate(padapter, cur_network->SupportedRates); /* BCN interval */ rtw_write16(padapter, REG_BCN_INTERVAL, pmlmeinfo->bcn_interval); /* update capability */ update_capinfo(padapter, pmlmeinfo->capability); /* WMM, Update EDCA param */ WMMOnAssocRsp(padapter); /* HT */ HTOnAssocRsp(padapter); set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode); psta = rtw_get_stainfo(pstapriv, cur_network->MacAddress); if (psta) { /* only for infra. mode */ pmlmeinfo->FW_sta_info[psta->mac_id].psta = psta; psta->wireless_mode = pmlmeext->cur_wireless_mode; /* set per sta rate after updating HT cap. */ set_sta_rate(padapter, psta); rtw_set_max_rpt_macid(padapter, psta->mac_id); media_status = (psta->mac_id << 8) | 1; /* MACID|OPMODE: 1 means connect */ rtl8188e_set_FwMediaStatus_cmd(padapter, media_status); } mlme_join(padapter, 2); if ((pmlmeinfo->state & 0x03) == WIFI_FW_STATION_STATE) { /* correcting TSF */ correct_TSF(padapter); } rtw_lps_ctrl_wk_cmd(padapter, LPS_CTRL_CONNECT, 0); } void mlmeext_sta_add_event_callback(struct adapter *padapter, struct sta_info *psta) { struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; if ((pmlmeinfo->state & 0x03) == WIFI_FW_ADHOC_STATE) { if (pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) {/* adhoc master or sta_count>1 */ /* nothing to do */ } else { /* adhoc client */ /* correcting TSF */ correct_TSF(padapter); /* start beacon */ if (send_beacon(padapter) == _FAIL) { pmlmeinfo->FW_sta_info[psta->mac_id].status = 0; pmlmeinfo->state ^= WIFI_FW_ADHOC_STATE; return; } pmlmeinfo->state |= WIFI_FW_ASSOC_SUCCESS; } mlme_join(padapter, 2); } pmlmeinfo->FW_sta_info[psta->mac_id].psta = psta; /* rate radaptive */ Update_RA_Entry(padapter, psta->mac_id); /* update adhoc sta_info */ update_sta_info(padapter, psta); } static void mlme_disconnect(struct adapter *adapter) { int res; u8 reg; /* Set RCR to not to receive data frame when NO LINK state */ /* reject all data frames */ rtw_write16(adapter, REG_RXFLTMAP2, 0x00); /* reset TSF */ rtw_write8(adapter, REG_DUAL_TSF_RST, (BIT(0) | BIT(1))); /* disable update TSF */ res = rtw_read8(adapter, REG_BCN_CTRL, ®); if (res) return; rtw_write8(adapter, REG_BCN_CTRL, reg | BIT(4)); } void mlmeext_sta_del_event_callback(struct adapter *padapter) { struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; if (r8188eu_is_client_associated_to_ap(padapter) || r8188eu_is_ibss_empty(padapter)) { mlme_disconnect(padapter); rtw_set_bssid(padapter, null_addr); /* restore to initial setting. */ update_tx_basic_rate(padapter, padapter->registrypriv.wireless_mode); /* switch to the 20M Hz mode after disconnect */ pmlmeext->cur_bwmode = HT_CHANNEL_WIDTH_20; pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE; /* SelectChannel(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset); */ set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode); flush_all_cam_entry(padapter); pmlmeinfo->state = WIFI_FW_NULL_STATE; /* set MSR to no link state -> infra. mode */ Set_MSR(padapter, _HW_STATE_STATION_); _cancel_timer_ex(&pmlmeext->link_timer); } } /**************************************************************************** Following are the functions for the timer handlers *****************************************************************************/ static u8 chk_ap_is_alive(struct sta_info *psta) { u8 ret = false; if ((sta_rx_data_pkts(psta) == sta_last_rx_data_pkts(psta)) && sta_rx_beacon_pkts(psta) == sta_last_rx_beacon_pkts(psta) && sta_rx_probersp_pkts(psta) == sta_last_rx_probersp_pkts(psta)) ret = false; else ret = true; sta_update_last_rx_pkts(psta); return ret; } static int rtl8188e_sreset_linked_status_check(struct adapter *padapter) { u32 rx_dma_status; int res; u8 reg; res = rtw_read32(padapter, REG_RXDMA_STATUS, &rx_dma_status); if (res) return res; if (rx_dma_status != 0x00) rtw_write32(padapter, REG_RXDMA_STATUS, rx_dma_status); return rtw_read8(padapter, REG_FMETHR, ®); } void linked_status_chk(struct adapter *padapter) { u32 i; struct sta_info *psta; struct xmit_priv *pxmitpriv = &padapter->xmitpriv; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; struct sta_priv *pstapriv = &padapter->stapriv; rtl8188e_sreset_linked_status_check(padapter); if (r8188eu_is_client_associated_to_ap(padapter)) { /* linked infrastructure client mode */ int tx_chk = _SUCCESS, rx_chk = _SUCCESS; int rx_chk_limit; rx_chk_limit = 4; psta = rtw_get_stainfo(pstapriv, pmlmeinfo->network.MacAddress); if (psta) { bool is_p2p_enable = false; is_p2p_enable = !rtw_p2p_chk_state(&padapter->wdinfo, P2P_STATE_NONE); if (!chk_ap_is_alive(psta)) rx_chk = _FAIL; if (pxmitpriv->last_tx_pkts == pxmitpriv->tx_pkts) tx_chk = _FAIL; if (pmlmeext->active_keep_alive_check && (rx_chk == _FAIL || tx_chk == _FAIL)) { u8 backup_oper_channel = 0; /* switch to correct channel of current network before issue keep-alive frames */ if (rtw_get_oper_ch(padapter) != pmlmeext->cur_channel) { backup_oper_channel = rtw_get_oper_ch(padapter); SelectChannel(padapter, pmlmeext->cur_channel); } if (rx_chk != _SUCCESS) issue_probereq_ex(padapter, &pmlmeinfo->network.Ssid, psta->hwaddr); if ((tx_chk != _SUCCESS && pmlmeinfo->link_count++ == 0xf) || rx_chk != _SUCCESS) { tx_chk = issue_nulldata(padapter, psta->hwaddr, 0, 3, 1); /* if tx acked and p2p disabled, set rx_chk _SUCCESS to reset retry count */ if (tx_chk == _SUCCESS && !is_p2p_enable) rx_chk = _SUCCESS; } /* back to the original operation channel */ if (backup_oper_channel > 0) SelectChannel(padapter, backup_oper_channel); } else { if (rx_chk != _SUCCESS) { if (pmlmeext->retry == 0) { issue_probereq(padapter, &pmlmeinfo->network.Ssid, pmlmeinfo->network.MacAddress); issue_probereq(padapter, &pmlmeinfo->network.Ssid, pmlmeinfo->network.MacAddress); issue_probereq(padapter, &pmlmeinfo->network.Ssid, pmlmeinfo->network.MacAddress); } } if (tx_chk != _SUCCESS && pmlmeinfo->link_count++ == 0xf) { tx_chk = issue_nulldata(padapter, NULL, 0, 1, 0); } } if (rx_chk == _FAIL) { pmlmeext->retry++; if (pmlmeext->retry > rx_chk_limit) { receive_disconnect(padapter, pmlmeinfo->network.MacAddress, WLAN_REASON_EXPIRATION_CHK); return; } } else { pmlmeext->retry = 0; } if (tx_chk == _FAIL) { pmlmeinfo->link_count &= 0xf; } else { pxmitpriv->last_tx_pkts = pxmitpriv->tx_pkts; pmlmeinfo->link_count = 0; } } /* end of if ((psta = rtw_get_stainfo(pstapriv, passoc_res->network.MacAddress)) != NULL) */ } else if (r8188eu_is_client_associated_to_ibss(padapter)) { /* linked IBSS mode */ /* for each assoc list entry to check the rx pkt counter */ for (i = IBSS_START_MAC_ID; i < NUM_STA; i++) { if (pmlmeinfo->FW_sta_info[i].status == 1) { psta = pmlmeinfo->FW_sta_info[i].psta; if (psta == NULL) continue; if (pmlmeinfo->FW_sta_info[i].rx_pkt == sta_rx_pkts(psta)) { if (pmlmeinfo->FW_sta_info[i].retry < 3) { pmlmeinfo->FW_sta_info[i].retry++; } else { pmlmeinfo->FW_sta_info[i].retry = 0; pmlmeinfo->FW_sta_info[i].status = 0; report_del_sta_event(padapter, psta->hwaddr , 65535/* indicate disconnect caused by no rx */ ); } } else { pmlmeinfo->FW_sta_info[i].retry = 0; pmlmeinfo->FW_sta_info[i].rx_pkt = (u32)sta_rx_pkts(psta); } } } } } void survey_timer_hdl(struct adapter *padapter) { struct cmd_obj *ph2c; struct sitesurvey_parm *psurveyPara; struct cmd_priv *pcmdpriv = &padapter->cmdpriv; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct wifidirect_info *pwdinfo = &padapter->wdinfo; /* issue rtw_sitesurvey_cmd */ if (pmlmeext->sitesurvey_res.state > SCAN_START) { if (pmlmeext->sitesurvey_res.state == SCAN_PROCESS) pmlmeext->sitesurvey_res.channel_idx++; if (pmlmeext->scan_abort) { if (!rtw_p2p_chk_state(&padapter->wdinfo, P2P_STATE_NONE)) { rtw_p2p_findphase_ex_set(pwdinfo, P2P_FINDPHASE_EX_MAX); pmlmeext->sitesurvey_res.channel_idx = 3; } else { pmlmeext->sitesurvey_res.channel_idx = pmlmeext->sitesurvey_res.ch_num; } pmlmeext->scan_abort = false;/* reset */ } ph2c = kzalloc(sizeof(*ph2c), GFP_ATOMIC); if (!ph2c) goto exit_survey_timer_hdl; psurveyPara = kzalloc(sizeof(*psurveyPara), GFP_ATOMIC); if (!psurveyPara) { kfree(ph2c); goto exit_survey_timer_hdl; } init_h2fwcmd_w_parm_no_rsp(ph2c, psurveyPara, GEN_CMD_CODE(_SiteSurvey)); rtw_enqueue_cmd(pcmdpriv, ph2c); } exit_survey_timer_hdl: return; } void link_timer_hdl(struct adapter *padapter) { struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; if (pmlmeinfo->state & WIFI_FW_AUTH_NULL) { pmlmeinfo->state = WIFI_FW_NULL_STATE; report_join_res(padapter, -3); } else if (pmlmeinfo->state & WIFI_FW_AUTH_STATE) { /* re-auth timer */ if (++pmlmeinfo->reauth_count > REAUTH_LIMIT) { pmlmeinfo->state = 0; report_join_res(padapter, -1); return; } pmlmeinfo->auth_seq = 1; issue_auth(padapter, NULL, 0); set_link_timer(pmlmeext, REAUTH_TO); } else if (pmlmeinfo->state & WIFI_FW_ASSOC_STATE) { /* re-assoc timer */ if (++pmlmeinfo->reassoc_count > REASSOC_LIMIT) { pmlmeinfo->state = WIFI_FW_NULL_STATE; report_join_res(padapter, -2); return; } issue_assocreq(padapter); set_link_timer(pmlmeext, REASSOC_TO); } } void addba_timer_hdl(struct sta_info *psta) { struct ht_priv *phtpriv; if (!psta) return; phtpriv = &psta->htpriv; if ((phtpriv->ht_option) && (phtpriv->ampdu_enable)) { if (phtpriv->candidate_tid_bitmap) phtpriv->candidate_tid_bitmap = 0x0; } } u8 NULL_hdl(struct adapter *padapter, u8 *pbuf) { return H2C_SUCCESS; } u8 setopmode_hdl(struct adapter *padapter, u8 *pbuf) { u8 type; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; struct setopmode_parm *psetop = (struct setopmode_parm *)pbuf; if (psetop->mode == Ndis802_11APMode) { pmlmeinfo->state = WIFI_FW_AP_STATE; type = _HW_STATE_AP_; } else if (psetop->mode == Ndis802_11Infrastructure) { pmlmeinfo->state &= ~(BIT(0) | BIT(1));/* clear state */ pmlmeinfo->state |= WIFI_FW_STATION_STATE;/* set to STATION_STATE */ type = _HW_STATE_STATION_; } else if (psetop->mode == Ndis802_11IBSS) { type = _HW_STATE_ADHOC_; } else { type = _HW_STATE_NOLINK_; } rtw_set_opmode(padapter, type); return H2C_SUCCESS; } u8 createbss_hdl(struct adapter *padapter, u8 *pbuf) { struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; struct wlan_bssid_ex *pnetwork = (struct wlan_bssid_ex *)(&pmlmeinfo->network); struct joinbss_parm *pparm = (struct joinbss_parm *)pbuf; /* u32 initialgain; */ if (pparm->network.InfrastructureMode == Ndis802_11APMode) { if (pmlmeinfo->state == WIFI_FW_AP_STATE) { /* todo: */ return H2C_SUCCESS; } } /* below is for ad-hoc master */ if (pparm->network.InfrastructureMode == Ndis802_11IBSS) { rtw_joinbss_reset(padapter); pmlmeext->cur_bwmode = HT_CHANNEL_WIDTH_20; pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE; pmlmeinfo->ERP_enable = 0; pmlmeinfo->WMM_enable = 0; pmlmeinfo->HT_enable = 0; pmlmeinfo->HT_caps_enable = 0; pmlmeinfo->HT_info_enable = 0; pmlmeinfo->agg_enable_bitmap = 0; pmlmeinfo->candidate_tid_bitmap = 0; /* disable dynamic functions, such as high power, DIG */ Save_DM_Func_Flag(padapter); rtw_clear_dm_func_flag(padapter); /* cancel link timer */ _cancel_timer_ex(&pmlmeext->link_timer); /* clear CAM */ flush_all_cam_entry(padapter); memcpy(pnetwork, pbuf, offsetof(struct wlan_bssid_ex, IELength)); pnetwork->IELength = ((struct wlan_bssid_ex *)pbuf)->IELength; if (pnetwork->IELength > MAX_IE_SZ)/* Check pbuf->IELength */ return H2C_PARAMETERS_ERROR; memcpy(pnetwork->IEs, ((struct wlan_bssid_ex *)pbuf)->IEs, pnetwork->IELength); start_create_ibss(padapter); } return H2C_SUCCESS; } u8 join_cmd_hdl(struct adapter *padapter, u8 *pbuf) { struct ndis_802_11_var_ie *pIE; struct registry_priv *pregpriv = &padapter->registrypriv; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; struct wlan_bssid_ex *pnetwork = (struct wlan_bssid_ex *)(&pmlmeinfo->network); struct joinbss_parm *pparm = (struct joinbss_parm *)pbuf; u32 i; /* check already connecting to AP or not */ if (pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) { if (pmlmeinfo->state & WIFI_FW_STATION_STATE) issue_deauth_ex(padapter, pnetwork->MacAddress, WLAN_REASON_DEAUTH_LEAVING, 5, 100); pmlmeinfo->state = WIFI_FW_NULL_STATE; /* clear CAM */ flush_all_cam_entry(padapter); _cancel_timer_ex(&pmlmeext->link_timer); /* set MSR to nolink -> infra. mode */ Set_MSR(padapter, _HW_STATE_STATION_); mlme_disconnect(padapter); } rtw_antenna_select_cmd(padapter, pparm->network.PhyInfo.Optimum_antenna, false); rtw_joinbss_reset(padapter); pmlmeext->cur_bwmode = HT_CHANNEL_WIDTH_20; pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE; pmlmeinfo->ERP_enable = 0; pmlmeinfo->WMM_enable = 0; pmlmeinfo->HT_enable = 0; pmlmeinfo->HT_caps_enable = 0; pmlmeinfo->HT_info_enable = 0; pmlmeinfo->agg_enable_bitmap = 0; pmlmeinfo->candidate_tid_bitmap = 0; pmlmeinfo->bwmode_updated = false; memcpy(pnetwork, pbuf, offsetof(struct wlan_bssid_ex, IELength)); pnetwork->IELength = ((struct wlan_bssid_ex *)pbuf)->IELength; if (pnetwork->IELength > MAX_IE_SZ)/* Check pbuf->IELength */ return H2C_PARAMETERS_ERROR; memcpy(pnetwork->IEs, ((struct wlan_bssid_ex *)pbuf)->IEs, pnetwork->IELength); /* Check AP vendor to move rtw_joinbss_cmd() */ for (i = sizeof(struct ndis_802_11_fixed_ie); i < pnetwork->IELength;) { pIE = (struct ndis_802_11_var_ie *)(pnetwork->IEs + i); switch (pIE->ElementID) { case _VENDOR_SPECIFIC_IE_:/* Get WMM IE. */ if (!memcmp(pIE->data, WMM_OUI, 4)) pmlmeinfo->WMM_enable = 1; break; case _HT_CAPABILITY_IE_: /* Get HT Cap IE. */ pmlmeinfo->HT_caps_enable = 1; break; case _HT_EXTRA_INFO_IE_: /* Get HT Info IE. */ pmlmeinfo->HT_info_enable = 1; /* spec case only for cisco's ap because cisco's ap issue assoc rsp using mcs rate @40MHz or @20MHz */ { struct HT_info_element *pht_info = (struct HT_info_element *)(pIE->data); if ((pregpriv->cbw40_enable) && (pht_info->infos[0] & BIT(2))) { /* switch to the 40M Hz mode according to the AP */ pmlmeext->cur_bwmode = HT_CHANNEL_WIDTH_40; switch (pht_info->infos[0] & 0x3) { case 1: pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER; break; case 3: pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER; break; default: pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE; break; } } } break; default: break; } i += (pIE->Length + 2); } /* disable dynamic functions, such as high power, DIG */ /* config the initial gain under linking, need to write the BB registers */ rtw_set_bssid(padapter, pmlmeinfo->network.MacAddress); mlme_join(padapter, 0); /* cancel link timer */ _cancel_timer_ex(&pmlmeext->link_timer); start_clnt_join(padapter); return H2C_SUCCESS; } u8 disconnect_hdl(struct adapter *padapter, unsigned char *pbuf) { struct disconnect_parm *param = (struct disconnect_parm *)pbuf; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; struct wlan_bssid_ex *pnetwork = (struct wlan_bssid_ex *)(&pmlmeinfo->network); u8 val8; int res; if (r8188eu_is_client_associated_to_ap(padapter)) issue_deauth_ex(padapter, pnetwork->MacAddress, WLAN_REASON_DEAUTH_LEAVING, param->deauth_timeout_ms / 100, 100); mlme_disconnect(padapter); rtw_set_bssid(padapter, null_addr); /* restore to initial setting. */ update_tx_basic_rate(padapter, padapter->registrypriv.wireless_mode); if (((pmlmeinfo->state & 0x03) == WIFI_FW_ADHOC_STATE) || ((pmlmeinfo->state & 0x03) == WIFI_FW_AP_STATE)) { /* Stop BCN */ res = rtw_read8(padapter, REG_BCN_CTRL, &val8); if (res) return H2C_DROPPED; rtw_write8(padapter, REG_BCN_CTRL, val8 & (~(EN_BCN_FUNCTION | EN_TXBCN_RPT))); } /* set MSR to no link state -> infra. mode */ Set_MSR(padapter, _HW_STATE_STATION_); pmlmeinfo->state = WIFI_FW_NULL_STATE; /* switch to the 20M Hz mode after disconnect */ pmlmeext->cur_bwmode = HT_CHANNEL_WIDTH_20; pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE; set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode); flush_all_cam_entry(padapter); _cancel_timer_ex(&pmlmeext->link_timer); rtw_free_uc_swdec_pending_queue(padapter); return H2C_SUCCESS; } static int rtw_scan_ch_decision(struct adapter *padapter, struct rtw_ieee80211_channel *out, u32 out_num, struct rtw_ieee80211_channel *in, u32 in_num) { int i, j; int set_idx; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; /* clear out first */ memset(out, 0, sizeof(struct rtw_ieee80211_channel) * out_num); /* acquire channels from in */ j = 0; for (i = 0; i < in_num; i++) { set_idx = rtw_ch_set_search_ch(pmlmeext->channel_set, in[i].hw_value); if (in[i].hw_value && !(in[i].flags & RTW_IEEE80211_CHAN_DISABLED) && set_idx >= 0) { memcpy(&out[j], &in[i], sizeof(struct rtw_ieee80211_channel)); if (pmlmeext->channel_set[set_idx].ScanType == SCAN_PASSIVE) out[j].flags &= RTW_IEEE80211_CHAN_PASSIVE_SCAN; j++; } if (j >= out_num) break; } /* if out is empty, use channel_set as default */ if (j == 0) { for (i = 0; i < pmlmeext->max_chan_nums; i++) { out[i].hw_value = pmlmeext->channel_set[i].ChannelNum; if (pmlmeext->channel_set[i].ScanType == SCAN_PASSIVE) out[i].flags &= RTW_IEEE80211_CHAN_PASSIVE_SCAN; j++; } } return j; } u8 sitesurvey_cmd_hdl(struct adapter *padapter, u8 *pbuf) { struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct sitesurvey_parm *pparm = (struct sitesurvey_parm *)pbuf; u8 bdelayscan = false; u32 i; struct wifidirect_info *pwdinfo = &padapter->wdinfo; if (pmlmeext->sitesurvey_res.state == SCAN_DISABLE) { /* for first time sitesurvey_cmd */ pmlmeext->sitesurvey_res.state = SCAN_START; pmlmeext->sitesurvey_res.bss_cnt = 0; pmlmeext->sitesurvey_res.channel_idx = 0; for (i = 0; i < RTW_SSID_SCAN_AMOUNT; i++) { if (pparm->ssid[i].SsidLength) { memcpy(pmlmeext->sitesurvey_res.ssid[i].Ssid, pparm->ssid[i].Ssid, IW_ESSID_MAX_SIZE); pmlmeext->sitesurvey_res.ssid[i].SsidLength = pparm->ssid[i].SsidLength; } else { pmlmeext->sitesurvey_res.ssid[i].SsidLength = 0; } } pmlmeext->sitesurvey_res.ch_num = rtw_scan_ch_decision(padapter , pmlmeext->sitesurvey_res.ch, RTW_CHANNEL_SCAN_AMOUNT , pparm->ch, pparm->ch_num ); pmlmeext->sitesurvey_res.scan_mode = pparm->scan_mode; /* issue null data if associating to the AP */ if (r8188eu_is_client_associated_to_ap(padapter)) { pmlmeext->sitesurvey_res.state = SCAN_TXNULL; issue_nulldata(padapter, NULL, 1, 3, 500); bdelayscan = true; } if (bdelayscan) { /* delay 50ms to protect nulldata(1). */ set_survey_timer(pmlmeext, 50); return H2C_SUCCESS; } } if ((pmlmeext->sitesurvey_res.state == SCAN_START) || (pmlmeext->sitesurvey_res.state == SCAN_TXNULL)) { /* disable dynamic functions, such as high power, DIG */ Save_DM_Func_Flag(padapter); rtw_clear_dm_func_flag(padapter); /* config the initial gain under scanning, need to write the BB registers */ if (rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE)) rtw_set_initial_gain(padapter, 0x1e); else rtw_set_initial_gain(padapter, 0x28); /* set MSR to no link state */ Set_MSR(padapter, _HW_STATE_NOLINK_); rtw_mlme_under_site_survey(padapter); pmlmeext->sitesurvey_res.state = SCAN_PROCESS; } site_survey(padapter); return H2C_SUCCESS; } u8 setauth_hdl(struct adapter *padapter, unsigned char *pbuf) { struct setauth_parm *pparm = (struct setauth_parm *)pbuf; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; if (pparm->mode < 4) pmlmeinfo->auth_algo = pparm->mode; return H2C_SUCCESS; } u8 setkey_hdl(struct adapter *padapter, u8 *pbuf) { unsigned short ctrl; struct setkey_parm *pparm = (struct setkey_parm *)pbuf; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; unsigned char null_sta[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; /* main tx key for wep. */ if (pparm->set_tx) pmlmeinfo->key_index = pparm->keyid; /* write cam */ ctrl = BIT(15) | ((pparm->algorithm) << 2) | pparm->keyid; write_cam(padapter, pparm->keyid, ctrl, null_sta, pparm->key); return H2C_SUCCESS; } u8 set_stakey_hdl(struct adapter *padapter, u8 *pbuf) { u16 ctrl = 0; u8 cam_id;/* cam_entry */ struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; struct set_stakey_parm *pparm = (struct set_stakey_parm *)pbuf; /* cam_entry: */ /* 0~3 for default key */ /* for concurrent mode (ap+sta): */ /* default key is disable, using sw encrypt/decrypt */ /* cam_entry = 4 for sta mode (macid = 0) */ /* cam_entry(macid+3) = 5 ~ N for ap mode (aid = 1~N, macid = 2 ~N) */ /* for concurrent mode (sta+sta): */ /* default key is disable, using sw encrypt/decrypt */ /* cam_entry = 4 mapping to macid = 0 */ /* cam_entry = 5 mapping to macid = 2 */ cam_id = 4; if ((pmlmeinfo->state & 0x03) == WIFI_FW_AP_STATE) { struct sta_info *psta; struct sta_priv *pstapriv = &padapter->stapriv; if (pparm->algorithm == _NO_PRIVACY_) /* clear cam entry */ { clear_cam_entry(padapter, pparm->id); return H2C_SUCCESS_RSP; } psta = rtw_get_stainfo(pstapriv, pparm->addr); if (psta) { ctrl = (BIT(15) | ((pparm->algorithm) << 2)); if ((psta->mac_id < 1) || (psta->mac_id > (NUM_STA - 4))) return H2C_REJECTED; cam_id = (psta->mac_id + 3);/* 0~3 for default key, cmd_id = macid + 3, macid = aid+1; */ write_cam(padapter, cam_id, ctrl, pparm->addr, pparm->key); return H2C_SUCCESS_RSP; } else { return H2C_REJECTED; } } /* below for sta mode */ if (pparm->algorithm == _NO_PRIVACY_) { /* clear cam entry */ clear_cam_entry(padapter, pparm->id); return H2C_SUCCESS; } ctrl = BIT(15) | ((pparm->algorithm) << 2); write_cam(padapter, cam_id, ctrl, pparm->addr, pparm->key); pmlmeinfo->enc_algo = pparm->algorithm; return H2C_SUCCESS; } u8 add_ba_hdl(struct adapter *padapter, unsigned char *pbuf) { struct addBaReq_parm *pparm = (struct addBaReq_parm *)pbuf; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; struct sta_info *psta = rtw_get_stainfo(&padapter->stapriv, pparm->addr); if (!psta) return H2C_SUCCESS; if (((pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) && (pmlmeinfo->HT_enable)) || ((pmlmeinfo->state & 0x03) == WIFI_FW_AP_STATE)) { issue_action_BA(padapter, pparm->addr, WLAN_ACTION_ADDBA_REQ, (u16)pparm->tid, NULL); _set_timer(&psta->addba_retry_timer, ADDBA_TO); } else { psta->htpriv.candidate_tid_bitmap &= ~BIT(pparm->tid); } return H2C_SUCCESS; } u8 set_tx_beacon_cmd(struct adapter *padapter) { struct cmd_obj *ph2c; struct Tx_Beacon_param *ptxBeacon_parm; struct cmd_priv *pcmdpriv = &padapter->cmdpriv; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; u8 res = _SUCCESS; int len_diff = 0; ph2c = kzalloc(sizeof(*ph2c), GFP_ATOMIC); if (!ph2c) { res = _FAIL; goto exit; } ptxBeacon_parm = kzalloc(sizeof(*ptxBeacon_parm), GFP_ATOMIC); if (!ptxBeacon_parm) { kfree(ph2c); res = _FAIL; goto exit; } memcpy(&ptxBeacon_parm->network, &pmlmeinfo->network, sizeof(struct wlan_bssid_ex)); len_diff = update_hidden_ssid(ptxBeacon_parm->network.IEs + _BEACON_IE_OFFSET_, ptxBeacon_parm->network.IELength - _BEACON_IE_OFFSET_, pmlmeinfo->hidden_ssid_mode); ptxBeacon_parm->network.IELength += len_diff; init_h2fwcmd_w_parm_no_rsp(ph2c, ptxBeacon_parm, GEN_CMD_CODE(_TX_Beacon)); res = rtw_enqueue_cmd(pcmdpriv, ph2c); exit: return res; } u8 mlme_evt_hdl(struct adapter *padapter, unsigned char *pbuf) { u8 evt_code; u16 evt_sz; uint *peventbuf; void (*event_callback)(struct adapter *dev, u8 *pbuf); struct evt_priv *pevt_priv = &padapter->evtpriv; peventbuf = (uint *)pbuf; evt_sz = (u16)(*peventbuf & 0xffff); evt_code = (u8)((*peventbuf >> 16) & 0xff); /* checking if event code is valid */ if (evt_code >= MAX_C2HEVT) goto _abort_event_; /* checking if event size match the event parm size */ if ((wlanevents[evt_code].parmsize != 0) && (wlanevents[evt_code].parmsize != evt_sz)) goto _abort_event_; atomic_inc(&pevt_priv->event_seq); peventbuf += 2; if (peventbuf) { event_callback = wlanevents[evt_code].event_callback; event_callback(padapter, (u8 *)peventbuf); } _abort_event_: return H2C_SUCCESS; } u8 h2c_msg_hdl(struct adapter *padapter, unsigned char *pbuf) { if (!pbuf) return H2C_PARAMETERS_ERROR; return H2C_SUCCESS; } u8 tx_beacon_hdl(struct adapter *padapter, unsigned char *pbuf) { if (send_beacon(padapter) == _FAIL) { return H2C_PARAMETERS_ERROR; } else { /* tx bc/mc frames after update TIM */ struct sta_info *psta_bmc; struct list_head *xmitframe_plist, *xmitframe_phead; struct xmit_frame *pxmitframe = NULL; struct sta_priv *pstapriv = &padapter->stapriv; /* for BC/MC Frames */ psta_bmc = rtw_get_bcmc_stainfo(padapter); if (!psta_bmc) return H2C_SUCCESS; if ((pstapriv->tim_bitmap & BIT(0)) && (psta_bmc->sleepq_len > 0)) { msleep(10);/* 10ms, ATIM(HIQ) Windows */ spin_lock_bh(&psta_bmc->sleep_q.lock); xmitframe_phead = get_list_head(&psta_bmc->sleep_q); xmitframe_plist = xmitframe_phead->next; while (xmitframe_phead != xmitframe_plist) { pxmitframe = container_of(xmitframe_plist, struct xmit_frame, list); xmitframe_plist = xmitframe_plist->next; list_del_init(&pxmitframe->list); psta_bmc->sleepq_len--; if (psta_bmc->sleepq_len > 0) pxmitframe->attrib.mdata = 1; else pxmitframe->attrib.mdata = 0; pxmitframe->attrib.triggered = 1; pxmitframe->attrib.qsel = 0x11;/* HIQ */ spin_unlock_bh(&psta_bmc->sleep_q.lock); if (rtl8188eu_hal_xmit(padapter, pxmitframe)) rtw_xmit_complete(padapter, pxmitframe); spin_lock_bh(&psta_bmc->sleep_q.lock); } spin_unlock_bh(&psta_bmc->sleep_q.lock); } } return H2C_SUCCESS; } u8 set_ch_hdl(struct adapter *padapter, u8 *pbuf) { struct set_ch_parm *set_ch_parm; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; if (!pbuf) return H2C_PARAMETERS_ERROR; set_ch_parm = (struct set_ch_parm *)pbuf; pmlmeext->cur_channel = set_ch_parm->ch; pmlmeext->cur_ch_offset = set_ch_parm->ch_offset; pmlmeext->cur_bwmode = set_ch_parm->bw; set_channel_bwmode(padapter, set_ch_parm->ch, set_ch_parm->ch_offset, set_ch_parm->bw); return H2C_SUCCESS; } u8 set_chplan_hdl(struct adapter *padapter, unsigned char *pbuf) { struct SetChannelPlan_param *setChannelPlan_param; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; if (!pbuf) return H2C_PARAMETERS_ERROR; setChannelPlan_param = (struct SetChannelPlan_param *)pbuf; pmlmeext->max_chan_nums = init_channel_set(padapter, setChannelPlan_param->channel_plan, pmlmeext->channel_set); init_channel_list(padapter, pmlmeext->channel_set, pmlmeext->max_chan_nums, &pmlmeext->channel_list); return H2C_SUCCESS; } u8 led_blink_hdl(struct adapter *padapter, unsigned char *pbuf) { if (!pbuf) return H2C_PARAMETERS_ERROR; return H2C_SUCCESS; } u8 set_csa_hdl(struct adapter *padapter, unsigned char *pbuf) { return H2C_REJECTED; } /* TDLS_WRCR : write RCR DATA BIT */ /* TDLS_SD_PTI : issue peer traffic indication */ /* TDLS_CS_OFF : go back to the channel linked with AP, terminating channel switch procedure */ /* TDLS_INIT_CH_SEN : init channel sensing, receive all data and mgnt frame */ /* TDLS_DONE_CH_SEN: channel sensing and report candidate channel */ /* TDLS_OFF_CH : first time set channel to off channel */ /* TDLS_BASE_CH : go back tp the channel linked with AP when set base channel as target channel */ /* TDLS_P_OFF_CH : periodically go to off channel */ /* TDLS_P_BASE_CH : periodically go back to base channel */ /* TDLS_RS_RCR : restore RCR */ /* TDLS_CKALV_PH1 : check alive timer phase1 */ /* TDLS_CKALV_PH2 : check alive timer phase2 */ /* TDLS_FREE_STA : free tdls sta */ u8 tdls_hdl(struct adapter *padapter, unsigned char *pbuf) { return H2C_REJECTED; }
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