cregit-Linux how code gets into the kernel

Release 4.11 net/bluetooth/mgmt.c

Directory: net/bluetooth
/*
   BlueZ - Bluetooth protocol stack for Linux

   Copyright (C) 2010  Nokia Corporation
   Copyright (C) 2011-2012 Intel Corporation

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License version 2 as
   published by the Free Software Foundation;

   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
   OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
   FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.
   IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY
   CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES
   WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
   ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
   OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

   ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS,
   COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS
   SOFTWARE IS DISCLAIMED.
*/

/* Bluetooth HCI Management interface */

#include <linux/module.h>
#include <asm/unaligned.h>

#include <net/bluetooth/bluetooth.h>
#include <net/bluetooth/hci_core.h>
#include <net/bluetooth/hci_sock.h>
#include <net/bluetooth/l2cap.h>
#include <net/bluetooth/mgmt.h>

#include "hci_request.h"
#include "smp.h"
#include "mgmt_util.h"


#define MGMT_VERSION	1

#define MGMT_REVISION	14


static const u16 mgmt_commands[] = {
	MGMT_OP_READ_INDEX_LIST,
	MGMT_OP_READ_INFO,
	MGMT_OP_SET_POWERED,
	MGMT_OP_SET_DISCOVERABLE,
	MGMT_OP_SET_CONNECTABLE,
	MGMT_OP_SET_FAST_CONNECTABLE,
	MGMT_OP_SET_BONDABLE,
	MGMT_OP_SET_LINK_SECURITY,
	MGMT_OP_SET_SSP,
	MGMT_OP_SET_HS,
	MGMT_OP_SET_LE,
	MGMT_OP_SET_DEV_CLASS,
	MGMT_OP_SET_LOCAL_NAME,
	MGMT_OP_ADD_UUID,
	MGMT_OP_REMOVE_UUID,
	MGMT_OP_LOAD_LINK_KEYS,
	MGMT_OP_LOAD_LONG_TERM_KEYS,
	MGMT_OP_DISCONNECT,
	MGMT_OP_GET_CONNECTIONS,
	MGMT_OP_PIN_CODE_REPLY,
	MGMT_OP_PIN_CODE_NEG_REPLY,
	MGMT_OP_SET_IO_CAPABILITY,
	MGMT_OP_PAIR_DEVICE,
	MGMT_OP_CANCEL_PAIR_DEVICE,
	MGMT_OP_UNPAIR_DEVICE,
	MGMT_OP_USER_CONFIRM_REPLY,
	MGMT_OP_USER_CONFIRM_NEG_REPLY,
	MGMT_OP_USER_PASSKEY_REPLY,
	MGMT_OP_USER_PASSKEY_NEG_REPLY,
	MGMT_OP_READ_LOCAL_OOB_DATA,
	MGMT_OP_ADD_REMOTE_OOB_DATA,
	MGMT_OP_REMOVE_REMOTE_OOB_DATA,
	MGMT_OP_START_DISCOVERY,
	MGMT_OP_STOP_DISCOVERY,
	MGMT_OP_CONFIRM_NAME,
	MGMT_OP_BLOCK_DEVICE,
	MGMT_OP_UNBLOCK_DEVICE,
	MGMT_OP_SET_DEVICE_ID,
	MGMT_OP_SET_ADVERTISING,
	MGMT_OP_SET_BREDR,
	MGMT_OP_SET_STATIC_ADDRESS,
	MGMT_OP_SET_SCAN_PARAMS,
	MGMT_OP_SET_SECURE_CONN,
	MGMT_OP_SET_DEBUG_KEYS,
	MGMT_OP_SET_PRIVACY,
	MGMT_OP_LOAD_IRKS,
	MGMT_OP_GET_CONN_INFO,
	MGMT_OP_GET_CLOCK_INFO,
	MGMT_OP_ADD_DEVICE,
	MGMT_OP_REMOVE_DEVICE,
	MGMT_OP_LOAD_CONN_PARAM,
	MGMT_OP_READ_UNCONF_INDEX_LIST,
	MGMT_OP_READ_CONFIG_INFO,
	MGMT_OP_SET_EXTERNAL_CONFIG,
	MGMT_OP_SET_PUBLIC_ADDRESS,
	MGMT_OP_START_SERVICE_DISCOVERY,
	MGMT_OP_READ_LOCAL_OOB_EXT_DATA,
	MGMT_OP_READ_EXT_INDEX_LIST,
	MGMT_OP_READ_ADV_FEATURES,
	MGMT_OP_ADD_ADVERTISING,
	MGMT_OP_REMOVE_ADVERTISING,
	MGMT_OP_GET_ADV_SIZE_INFO,
	MGMT_OP_START_LIMITED_DISCOVERY,
	MGMT_OP_READ_EXT_INFO,
	MGMT_OP_SET_APPEARANCE,
};


static const u16 mgmt_events[] = {
	MGMT_EV_CONTROLLER_ERROR,
	MGMT_EV_INDEX_ADDED,
	MGMT_EV_INDEX_REMOVED,
	MGMT_EV_NEW_SETTINGS,
	MGMT_EV_CLASS_OF_DEV_CHANGED,
	MGMT_EV_LOCAL_NAME_CHANGED,
	MGMT_EV_NEW_LINK_KEY,
	MGMT_EV_NEW_LONG_TERM_KEY,
	MGMT_EV_DEVICE_CONNECTED,
	MGMT_EV_DEVICE_DISCONNECTED,
	MGMT_EV_CONNECT_FAILED,
	MGMT_EV_PIN_CODE_REQUEST,
	MGMT_EV_USER_CONFIRM_REQUEST,
	MGMT_EV_USER_PASSKEY_REQUEST,
	MGMT_EV_AUTH_FAILED,
	MGMT_EV_DEVICE_FOUND,
	MGMT_EV_DISCOVERING,
	MGMT_EV_DEVICE_BLOCKED,
	MGMT_EV_DEVICE_UNBLOCKED,
	MGMT_EV_DEVICE_UNPAIRED,
	MGMT_EV_PASSKEY_NOTIFY,
	MGMT_EV_NEW_IRK,
	MGMT_EV_NEW_CSRK,
	MGMT_EV_DEVICE_ADDED,
	MGMT_EV_DEVICE_REMOVED,
	MGMT_EV_NEW_CONN_PARAM,
	MGMT_EV_UNCONF_INDEX_ADDED,
	MGMT_EV_UNCONF_INDEX_REMOVED,
	MGMT_EV_NEW_CONFIG_OPTIONS,
	MGMT_EV_EXT_INDEX_ADDED,
	MGMT_EV_EXT_INDEX_REMOVED,
	MGMT_EV_LOCAL_OOB_DATA_UPDATED,
	MGMT_EV_ADVERTISING_ADDED,
	MGMT_EV_ADVERTISING_REMOVED,
	MGMT_EV_EXT_INFO_CHANGED,
};


static const u16 mgmt_untrusted_commands[] = {
	MGMT_OP_READ_INDEX_LIST,
	MGMT_OP_READ_INFO,
	MGMT_OP_READ_UNCONF_INDEX_LIST,
	MGMT_OP_READ_CONFIG_INFO,
	MGMT_OP_READ_EXT_INDEX_LIST,
	MGMT_OP_READ_EXT_INFO,
};


static const u16 mgmt_untrusted_events[] = {
	MGMT_EV_INDEX_ADDED,
	MGMT_EV_INDEX_REMOVED,
	MGMT_EV_NEW_SETTINGS,
	MGMT_EV_CLASS_OF_DEV_CHANGED,
	MGMT_EV_LOCAL_NAME_CHANGED,
	MGMT_EV_UNCONF_INDEX_ADDED,
	MGMT_EV_UNCONF_INDEX_REMOVED,
	MGMT_EV_NEW_CONFIG_OPTIONS,
	MGMT_EV_EXT_INDEX_ADDED,
	MGMT_EV_EXT_INDEX_REMOVED,
	MGMT_EV_EXT_INFO_CHANGED,
};


#define CACHE_TIMEOUT	msecs_to_jiffies(2 * 1000)


#define ZERO_KEY "\x00\x00\x00\x00\x00\x00\x00\x00" \
                 "\x00\x00\x00\x00\x00\x00\x00\x00"

/* HCI to MGMT error code conversion table */

static u8 mgmt_status_table[] = {
	MGMT_STATUS_SUCCESS,
	MGMT_STATUS_UNKNOWN_COMMAND,	/* Unknown Command */
	MGMT_STATUS_NOT_CONNECTED,	/* No Connection */
	MGMT_STATUS_FAILED,		/* Hardware Failure */
	MGMT_STATUS_CONNECT_FAILED,	/* Page Timeout */
	MGMT_STATUS_AUTH_FAILED,	/* Authentication Failed */
	MGMT_STATUS_AUTH_FAILED,	/* PIN or Key Missing */
	MGMT_STATUS_NO_RESOURCES,	/* Memory Full */
	MGMT_STATUS_TIMEOUT,		/* Connection Timeout */
	MGMT_STATUS_NO_RESOURCES,	/* Max Number of Connections */
	MGMT_STATUS_NO_RESOURCES,	/* Max Number of SCO Connections */
	MGMT_STATUS_ALREADY_CONNECTED,	/* ACL Connection Exists */
	MGMT_STATUS_BUSY,		/* Command Disallowed */
	MGMT_STATUS_NO_RESOURCES,	/* Rejected Limited Resources */
	MGMT_STATUS_REJECTED,		/* Rejected Security */
	MGMT_STATUS_REJECTED,		/* Rejected Personal */
	MGMT_STATUS_TIMEOUT,		/* Host Timeout */
	MGMT_STATUS_NOT_SUPPORTED,	/* Unsupported Feature */
	MGMT_STATUS_INVALID_PARAMS,	/* Invalid Parameters */
	MGMT_STATUS_DISCONNECTED,	/* OE User Ended Connection */
	MGMT_STATUS_NO_RESOURCES,	/* OE Low Resources */
	MGMT_STATUS_DISCONNECTED,	/* OE Power Off */
	MGMT_STATUS_DISCONNECTED,	/* Connection Terminated */
	MGMT_STATUS_BUSY,		/* Repeated Attempts */
	MGMT_STATUS_REJECTED,		/* Pairing Not Allowed */
	MGMT_STATUS_FAILED,		/* Unknown LMP PDU */
	MGMT_STATUS_NOT_SUPPORTED,	/* Unsupported Remote Feature */
	MGMT_STATUS_REJECTED,		/* SCO Offset Rejected */
	MGMT_STATUS_REJECTED,		/* SCO Interval Rejected */
	MGMT_STATUS_REJECTED,		/* Air Mode Rejected */
	MGMT_STATUS_INVALID_PARAMS,	/* Invalid LMP Parameters */
	MGMT_STATUS_FAILED,		/* Unspecified Error */
	MGMT_STATUS_NOT_SUPPORTED,	/* Unsupported LMP Parameter Value */
	MGMT_STATUS_FAILED,		/* Role Change Not Allowed */
	MGMT_STATUS_TIMEOUT,		/* LMP Response Timeout */
	MGMT_STATUS_FAILED,		/* LMP Error Transaction Collision */
	MGMT_STATUS_FAILED,		/* LMP PDU Not Allowed */
	MGMT_STATUS_REJECTED,		/* Encryption Mode Not Accepted */
	MGMT_STATUS_FAILED,		/* Unit Link Key Used */
	MGMT_STATUS_NOT_SUPPORTED,	/* QoS Not Supported */
	MGMT_STATUS_TIMEOUT,		/* Instant Passed */
	MGMT_STATUS_NOT_SUPPORTED,	/* Pairing Not Supported */
	MGMT_STATUS_FAILED,		/* Transaction Collision */
	MGMT_STATUS_INVALID_PARAMS,	/* Unacceptable Parameter */
	MGMT_STATUS_REJECTED,		/* QoS Rejected */
	MGMT_STATUS_NOT_SUPPORTED,	/* Classification Not Supported */
	MGMT_STATUS_REJECTED,		/* Insufficient Security */
	MGMT_STATUS_INVALID_PARAMS,	/* Parameter Out Of Range */
	MGMT_STATUS_BUSY,		/* Role Switch Pending */
	MGMT_STATUS_FAILED,		/* Slot Violation */
	MGMT_STATUS_FAILED,		/* Role Switch Failed */
	MGMT_STATUS_INVALID_PARAMS,	/* EIR Too Large */
	MGMT_STATUS_NOT_SUPPORTED,	/* Simple Pairing Not Supported */
	MGMT_STATUS_BUSY,		/* Host Busy Pairing */
	MGMT_STATUS_REJECTED,		/* Rejected, No Suitable Channel */
	MGMT_STATUS_BUSY,		/* Controller Busy */
	MGMT_STATUS_INVALID_PARAMS,	/* Unsuitable Connection Interval */
	MGMT_STATUS_TIMEOUT,		/* Directed Advertising Timeout */
	MGMT_STATUS_AUTH_FAILED,	/* Terminated Due to MIC Failure */
	MGMT_STATUS_CONNECT_FAILED,	/* Connection Establishment Failed */
	MGMT_STATUS_CONNECT_FAILED,	/* MAC Connection Failed */
};


static u8 mgmt_status(u8 hci_status) { if (hci_status < ARRAY_SIZE(mgmt_status_table)) return mgmt_status_table[hci_status]; return MGMT_STATUS_FAILED; }

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static int mgmt_index_event(u16 event, struct hci_dev *hdev, void *data, u16 len, int flag) { return mgmt_send_event(event, hdev, HCI_CHANNEL_CONTROL, data, len, flag, NULL); }

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Marcel Holtmann42100.00%2100.00%
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static int mgmt_limited_event(u16 event, struct hci_dev *hdev, void *data, u16 len, int flag, struct sock *skip_sk) { return mgmt_send_event(event, hdev, HCI_CHANNEL_CONTROL, data, len, flag, skip_sk); }

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Marcel Holtmann47100.00%1100.00%
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static int mgmt_event(u16 event, struct hci_dev *hdev, void *data, u16 len, struct sock *skip_sk) { return mgmt_send_event(event, hdev, HCI_CHANNEL_CONTROL, data, len, HCI_SOCK_TRUSTED, skip_sk); }

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Johan Hedberg44100.00%3100.00%
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static u8 le_addr_type(u8 mgmt_addr_type) { if (mgmt_addr_type == BDADDR_LE_PUBLIC) return ADDR_LE_DEV_PUBLIC; else return ADDR_LE_DEV_RANDOM; }

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void mgmt_fill_version_info(void *ver) { struct mgmt_rp_read_version *rp = ver; rp->version = MGMT_VERSION; rp->revision = cpu_to_le16(MGMT_REVISION); }

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static int read_version(struct sock *sk, struct hci_dev *hdev, void *data, u16 data_len) { struct mgmt_rp_read_version rp; BT_DBG("sock %p", sk); mgmt_fill_version_info(&rp); return mgmt_cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_VERSION, 0, &rp, sizeof(rp)); }

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Marcel Holtmann46.67%225.00%
Szymon Janc23.33%112.50%
Total60100.00%8100.00%


static int read_commands(struct sock *sk, struct hci_dev *hdev, void *data, u16 data_len) { struct mgmt_rp_read_commands *rp; u16 num_commands, num_events; size_t rp_size; int i, err; BT_DBG("sock %p", sk); if (hci_sock_test_flag(sk, HCI_SOCK_TRUSTED)) { num_commands = ARRAY_SIZE(mgmt_commands); num_events = ARRAY_SIZE(mgmt_events); } else { num_commands = ARRAY_SIZE(mgmt_untrusted_commands); num_events = ARRAY_SIZE(mgmt_untrusted_events); } rp_size = sizeof(*rp) + ((num_commands + num_events) * sizeof(u16)); rp = kmalloc(rp_size, GFP_KERNEL); if (!rp) return -ENOMEM; rp->num_commands = cpu_to_le16(num_commands); rp->num_events = cpu_to_le16(num_events); if (hci_sock_test_flag(sk, HCI_SOCK_TRUSTED)) { __le16 *opcode = rp->opcodes; for (i = 0; i < num_commands; i++, opcode++) put_unaligned_le16(mgmt_commands[i], opcode); for (i = 0; i < num_events; i++, opcode++) put_unaligned_le16(mgmt_events[i], opcode); } else { __le16 *opcode = rp->opcodes; for (i = 0; i < num_commands; i++, opcode++) put_unaligned_le16(mgmt_untrusted_commands[i], opcode); for (i = 0; i < num_events; i++, opcode++) put_unaligned_le16(mgmt_untrusted_events[i], opcode); } err = mgmt_cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_COMMANDS, 0, rp, rp_size); kfree(rp); return err; }

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Johan Hedberg17757.84%457.14%
Marcel Holtmann12741.50%228.57%
Joe Perches20.65%114.29%
Total306100.00%7100.00%


static int read_index_list(struct sock *sk, struct hci_dev *hdev, void *data, u16 data_len) { struct mgmt_rp_read_index_list *rp; struct hci_dev *d; size_t rp_len; u16 count; int err; BT_DBG("sock %p", sk); read_lock(&hci_dev_list_lock); count = 0; list_for_each_entry(d, &hci_dev_list, list) { if (d->dev_type == HCI_PRIMARY && !hci_dev_test_flag(d, HCI_UNCONFIGURED)) count++; } rp_len = sizeof(*rp) + (2 * count); rp = kmalloc(rp_len, GFP_ATOMIC); if (!rp) { read_unlock(&hci_dev_list_lock); return -ENOMEM; } count = 0; list_for_each_entry(d, &hci_dev_list, list) { if (hci_dev_test_flag(d, HCI_SETUP) || hci_dev_test_flag(d, HCI_CONFIG) || hci_dev_test_flag(d, HCI_USER_CHANNEL)) continue; /* Devices marked as raw-only are neither configured * nor unconfigured controllers. */ if (test_bit(HCI_QUIRK_RAW_DEVICE, &d->quirks)) continue; if (d->dev_type == HCI_PRIMARY && !hci_dev_test_flag(d, HCI_UNCONFIGURED)) { rp->index[count++] = cpu_to_le16(d->id); BT_DBG("Added hci%u", d->id); } } rp->num_controllers = cpu_to_le16(count); rp_len = sizeof(*rp) + (2 * count); read_unlock(&hci_dev_list_lock); err = mgmt_cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_INDEX_LIST, 0, rp, rp_len); kfree(rp); return err; }

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Marcel Holtmann13950.36%743.75%
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Andrei Emeltchenko103.62%16.25%
Luiz Augusto von Dentz82.90%16.25%
Jesper Juhl82.90%16.25%
Total276100.00%16100.00%


static int read_unconf_index_list(struct sock *sk, struct hci_dev *hdev, void *data, u16 data_len) { struct mgmt_rp_read_unconf_index_list *rp; struct hci_dev *d; size_t rp_len; u16 count; int err; BT_DBG("sock %p", sk); read_lock(&hci_dev_list_lock); count = 0; list_for_each_entry(d, &hci_dev_list, list) { if (d->dev_type == HCI_PRIMARY && hci_dev_test_flag(d, HCI_UNCONFIGURED)) count++; } rp_len = sizeof(*rp) + (2 * count); rp = kmalloc(rp_len, GFP_ATOMIC); if (!rp) { read_unlock(&hci_dev_list_lock); return -ENOMEM; } count = 0; list_for_each_entry(d, &hci_dev_list, list) { if (hci_dev_test_flag(d, HCI_SETUP) || hci_dev_test_flag(d, HCI_CONFIG) || hci_dev_test_flag(d, HCI_USER_CHANNEL)) continue; /* Devices marked as raw-only are neither configured * nor unconfigured controllers. */ if (test_bit(HCI_QUIRK_RAW_DEVICE, &d->quirks)) continue; if (d->dev_type == HCI_PRIMARY && hci_dev_test_flag(d, HCI_UNCONFIGURED)) { rp->index[count++] = cpu_to_le16(d->id); BT_DBG("Added hci%u", d->id); } } rp->num_controllers = cpu_to_le16(count); rp_len = sizeof(*rp) + (2 * count); read_unlock(&hci_dev_list_lock); err = mgmt_cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_UNCONF_INDEX_LIST, 0, rp, rp_len); kfree(rp); return err; }

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Szymon Janc20.73%17.14%
Andrei Emeltchenko20.73%17.14%
Total274100.00%14100.00%


static int read_ext_index_list(struct sock *sk, struct hci_dev *hdev, void *data, u16 data_len) { struct mgmt_rp_read_ext_index_list *rp; struct hci_dev *d; size_t rp_len; u16 count; int err; BT_DBG("sock %p", sk); read_lock(&hci_dev_list_lock); count = 0; list_for_each_entry(d, &hci_dev_list, list) { if (d->dev_type == HCI_PRIMARY || d->dev_type == HCI_AMP) count++; } rp_len = sizeof(*rp) + (sizeof(rp->entry[0]) * count); rp = kmalloc(rp_len, GFP_ATOMIC); if (!rp) { read_unlock(&hci_dev_list_lock); return -ENOMEM; } count = 0; list_for_each_entry(d, &hci_dev_list, list) { if (hci_dev_test_flag(d, HCI_SETUP) || hci_dev_test_flag(d, HCI_CONFIG) || hci_dev_test_flag(d, HCI_USER_CHANNEL)) continue; /* Devices marked as raw-only are neither configured * nor unconfigured controllers. */ if (test_bit(HCI_QUIRK_RAW_DEVICE, &d->quirks)) continue; if (d->dev_type == HCI_PRIMARY) { if (hci_dev_test_flag(d, HCI_UNCONFIGURED)) rp->entry[count].type = 0x01; else rp->entry[count].type = 0x00; } else if (d->dev_type == HCI_AMP) { rp->entry[count].type = 0x02; } else { continue; } rp->entry[count].bus = d->bus; rp->entry[count++].index = cpu_to_le16(d->id); BT_DBG("Added hci%u", d->id); } rp->num_controllers = cpu_to_le16(count); rp_len = sizeof(*rp) + (sizeof(rp->entry[0]) * count); read_unlock(&hci_dev_list_lock); /* If this command is called at least once, then all the * default index and unconfigured index events are disabled * and from now on only extended index events are used. */ hci_sock_set_flag(sk, HCI_MGMT_EXT_INDEX_EVENTS); hci_sock_clear_flag(sk, HCI_MGMT_INDEX_EVENTS); hci_sock_clear_flag(sk, HCI_MGMT_UNCONF_INDEX_EVENTS); err = mgmt_cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_EXT_INDEX_LIST, 0, rp, rp_len); kfree(rp); return err; }

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static bool is_configured(struct hci_dev *hdev) { if (test_bit(HCI_QUIRK_EXTERNAL_CONFIG, &hdev->quirks) && !hci_dev_test_flag(hdev, HCI_EXT_CONFIGURED)) return false; if (test_bit(HCI_QUIRK_INVALID_BDADDR, &hdev->quirks) && !bacmp(&hdev->public_addr, BDADDR_ANY)) return false; return true; }

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static __le32 get_missing_options(struct hci_dev *hdev) { u32 options = 0; if (test_bit(HCI_QUIRK_EXTERNAL_CONFIG, &hdev->quirks) && !hci_dev_test_flag(hdev, HCI_EXT_CONFIGURED)) options |= MGMT_OPTION_EXTERNAL_CONFIG; if (test_bit(HCI_QUIRK_INVALID_BDADDR, &hdev->quirks) && !bacmp(&hdev->public_addr, BDADDR_ANY)) options |= MGMT_OPTION_PUBLIC_ADDRESS; return cpu_to_le32(options); }

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static int new_options(struct hci_dev *hdev, struct sock *skip) { __le32 options = get_missing_options(hdev); return mgmt_limited_event(MGMT_EV_NEW_CONFIG_OPTIONS, hdev, &options, sizeof(options), HCI_MGMT_OPTION_EVENTS, skip); }

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static int send_options_rsp(struct sock *sk, u16 opcode, struct hci_dev *hdev) { __le32 options = get_missing_options(hdev); return mgmt_cmd_complete(sk, hdev->id, opcode, 0, &options, sizeof(options)); }

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Marcel Holtmann4897.96%150.00%
Johan Hedberg12.04%150.00%
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static int read_config_info(struct sock *sk, struct hci_dev *hdev, void *data, u16 data_len) { struct mgmt_rp_read_config_info rp; u32 options = 0; BT_DBG("sock %p %s", sk, hdev->name); hci_dev_lock(hdev); memset(&rp, 0, sizeof(rp)); rp.manufacturer = cpu_to_le16(hdev->manufacturer); if (test_bit(HCI_QUIRK_EXTERNAL_CONFIG, &hdev->quirks)) options |= MGMT_OPTION_EXTERNAL_CONFIG; if (hdev->set_bdaddr) options |= MGMT_OPTION_PUBLIC_ADDRESS; rp.supported_options = cpu_to_le32(options); rp.missing_options = get_missing_options(hdev); hci_dev_unlock(hdev); return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_READ_CONFIG_INFO, 0, &rp, sizeof(rp)); }

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Marcel Holtmann14299.30%375.00%
Johan Hedberg10.70%125.00%
Total143100.00%4100.00%


static u32 get_supported_settings(struct hci_dev *hdev) { u32 settings = 0; settings |= MGMT_SETTING_POWERED; settings |= MGMT_SETTING_BONDABLE; settings |= MGMT_SETTING_DEBUG_KEYS; settings |= MGMT_SETTING_CONNECTABLE; settings |= MGMT_SETTING_DISCOVERABLE; if (lmp_bredr_capable(hdev)) { if (hdev->hci_ver >= BLUETOOTH_VER_1_2) settings |= MGMT_SETTING_FAST_CONNECTABLE; settings |= MGMT_SETTING_BREDR; settings |= MGMT_SETTING_LINK_SECURITY; if (lmp_ssp_capable(hdev)) { settings |= MGMT_SETTING_SSP; settings |= MGMT_SETTING_HS; } if (lmp_sc_capable(hdev)) settings |= MGMT_SETTING_SECURE_CONN; } if (lmp_le_capable(hdev)) { settings |= MGMT_SETTING_LE; settings |= MGMT_SETTING_ADVERTISING; settings |= MGMT_SETTING_SECURE_CONN; settings |= MGMT_SETTING_PRIVACY; settings |= MGMT_SETTING_STATIC_ADDRESS; } if (test_bit(HCI_QUIRK_EXTERNAL_CONFIG, &hdev->quirks) || hdev->set_bdaddr) settings |= MGMT_SETTING_CONFIGURATION; return settings; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg8055.17%1356.52%
Marcel Holtmann5940.69%834.78%
Andre Guedes64.14%28.70%
Total145100.00%23100.00%


static u32 get_current_settings(struct hci_dev *hdev) { u32 settings = 0; if (hdev_is_powered(hdev)) settings |= MGMT_SETTING_POWERED; if (hci_dev_test_flag(hdev, HCI_CONNECTABLE)) settings |= MGMT_SETTING_CONNECTABLE; if (hci_dev_test_flag(hdev, HCI_FAST_CONNECTABLE)) settings |= MGMT_SETTING_FAST_CONNECTABLE; if (hci_dev_test_flag(hdev, HCI_DISCOVERABLE)) settings |= MGMT_SETTING_DISCOVERABLE; if (hci_dev_test_flag(hdev, HCI_BONDABLE)) settings |= MGMT_SETTING_BONDABLE; if (hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) settings |= MGMT_SETTING_BREDR; if (hci_dev_test_flag(hdev, HCI_LE_ENABLED)) settings |= MGMT_SETTING_LE; if (hci_dev_test_flag(hdev, HCI_LINK_SECURITY)) settings |= MGMT_SETTING_LINK_SECURITY; if (hci_dev_test_flag(hdev, HCI_SSP_ENABLED)) settings |= MGMT_SETTING_SSP; if (hci_dev_test_flag(hdev, HCI_HS_ENABLED)) settings |= MGMT_SETTING_HS; if (hci_dev_test_flag(hdev, HCI_ADVERTISING)) settings |= MGMT_SETTING_ADVERTISING; if (hci_dev_test_flag(hdev, HCI_SC_ENABLED)) settings |= MGMT_SETTING_SECURE_CONN; if (hci_dev_test_flag(hdev, HCI_KEEP_DEBUG_KEYS)) settings |= MGMT_SETTING_DEBUG_KEYS; if (hci_dev_test_flag(hdev, HCI_PRIVACY)) settings |= MGMT_SETTING_PRIVACY; /* The current setting for static address has two purposes. The * first is to indicate if the static address will be used and * the second is to indicate if it is actually set. * * This means if the static address is not configured, this flag * will never be set. If the address is configured, then if the * address is actually used decides if the flag is set or not. * * For single mode LE only controllers and dual-mode controllers * with BR/EDR disabled, the existence of the static address will * be evaluated. */ if (hci_dev_test_flag(hdev, HCI_FORCE_STATIC_ADDR) || !hci_dev_test_flag(hdev, HCI_BREDR_ENABLED) || !bacmp(&hdev->bdaddr, BDADDR_ANY)) { if (bacmp(&hdev->static_addr, BDADDR_ANY)) settings |= MGMT_SETTING_STATIC_ADDRESS; } return settings; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg13454.47%1463.64%
Marcel Holtmann11044.72%731.82%
Andre Guedes20.81%14.55%
Total246100.00%22100.00%


static struct mgmt_pending_cmd *pending_find(u16 opcode, struct hci_dev *hdev) { return mgmt_pending_find(HCI_CHANNEL_CONTROL, opcode, hdev); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg1869.23%250.00%
Arman Uguray415.38%125.00%
Marcel Holtmann415.38%125.00%
Total26100.00%4100.00%


static struct mgmt_pending_cmd *pending_find_data(u16 opcode, struct hci_dev *hdev, const void *data) { return mgmt_pending_find_data(HCI_CHANNEL_CONTROL, opcode, hdev, data); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg33100.00%7100.00%
Total33100.00%7100.00%


u8 mgmt_get_adv_discov_flags(struct hci_dev *hdev) { struct mgmt_pending_cmd *cmd; /* If there's a pending mgmt command the flags will not yet have * their final values, so check for this first. */ cmd = pending_find(MGMT_OP_SET_DISCOVERABLE, hdev); if (cmd) { struct mgmt_mode *cp = cmd->param; if (cp->val == 0x01) return LE_AD_GENERAL; else if (cp->val == 0x02) return LE_AD_LIMITED; } else { if (hci_dev_test_flag(hdev, HCI_LIMITED_DISCOVERABLE)) return LE_AD_LIMITED; else if (hci_dev_test_flag(hdev, HCI_DISCOVERABLE)) return LE_AD_GENERAL; } return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg9095.74%888.89%
Marcel Holtmann44.26%111.11%
Total94100.00%9100.00%


bool mgmt_get_connectable(struct hci_dev *hdev) { struct mgmt_pending_cmd *cmd; /* If there's a pending mgmt command the flag will not yet have * it's final value, so check for this first. */ cmd = pending_find(MGMT_OP_SET_CONNECTABLE, hdev); if (cmd) { struct mgmt_mode *cp = cmd->param; return cp->val; } return hci_dev_test_flag(hdev, HCI_CONNECTABLE); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg53100.00%6100.00%
Total53100.00%6100.00%


static void service_cache_off(struct work_struct *work) { struct hci_dev *hdev = container_of(work, struct hci_dev, service_cache.work); struct hci_request req; if (!hci_dev_test_and_clear_flag(hdev, HCI_SERVICE_CACHE)) return; hci_req_init(&req, hdev); hci_dev_lock(hdev); __hci_req_update_eir(&req); __hci_req_update_class(&req); hci_dev_unlock(hdev); hci_req_run(&req, NULL); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg7795.06%777.78%
Marcel Holtmann33.70%111.11%
Szymon Janc11.23%111.11%
Total81100.00%9100.00%


static void rpa_expired(struct work_struct *work) { struct hci_dev *hdev = container_of(work, struct hci_dev, rpa_expired.work); struct hci_request req; BT_DBG(""); hci_dev_set_flag(hdev, HCI_RPA_EXPIRED); if (!hci_dev_test_flag(hdev, HCI_ADVERTISING)) return; /* The generation of a new RPA and programming it into the * controller happens in the hci_req_enable_advertising() * function. */ hci_req_init(&req, hdev); __hci_req_enable_advertising(&req); hci_req_run(&req, NULL); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg7292.31%250.00%
Marcel Holtmann67.69%250.00%
Total78100.00%4100.00%


static void mgmt_init_hdev(struct sock *sk, struct hci_dev *hdev) { if (hci_dev_test_and_set_flag(hdev, HCI_MGMT)) return; INIT_DELAYED_WORK(&hdev->service_cache, service_cache_off); INIT_DELAYED_WORK(&hdev->rpa_expired, rpa_expired); /* Non-mgmt controlled devices get this bit set * implicitly so that pairing works for them, however * for mgmt we require user-space to explicitly enable * it */ hci_dev_clear_flag(hdev, HCI_BONDABLE); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg4888.89%675.00%
Marcel Holtmann611.11%225.00%
Total54100.00%8100.00%


static int read_controller_info(struct sock *sk, struct hci_dev *hdev, void *data, u16 data_len) { struct mgmt_rp_read_info rp; BT_DBG("sock %p %s", sk, hdev->name); hci_dev_lock(hdev); memset(&rp, 0, sizeof(rp)); bacpy(&rp.bdaddr, &hdev->bdaddr); rp.version = hdev->hci_ver; rp.manufacturer = cpu_to_le16(hdev->manufacturer); rp.supported_settings = cpu_to_le32(get_supported_settings(hdev)); rp.current_settings = cpu_to_le32(get_current_settings(hdev)); memcpy(rp.dev_class, hdev->dev_class, 3); memcpy(rp.name, hdev->dev_name, sizeof(hdev->dev_name)); memcpy(rp.short_name, hdev->short_name, sizeof(hdev->short_name)); hci_dev_unlock(hdev); return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_READ_INFO, 0, &rp, sizeof(rp)); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg18095.74%1381.25%
Marcel Holtmann52.66%16.25%
Szymon Janc31.60%212.50%
Total188100.00%16100.00%


static u16 append_eir_data_to_buf(struct hci_dev *hdev, u8 *eir) { u16 eir_len = 0; size_t name_len; if (hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) eir_len = eir_append_data(eir, eir_len, EIR_CLASS_OF_DEV, hdev->dev_class, 3); if (hci_dev_test_flag(hdev, HCI_LE_ENABLED)) eir_len = eir_append_le16(eir, eir_len, EIR_APPEARANCE, hdev->appearance); name_len = strlen(hdev->dev_name); eir_len = eir_append_data(eir, eir_len, EIR_NAME_COMPLETE, hdev->dev_name, name_len); name_len = strlen(hdev->short_name); eir_len = eir_append_data(eir, eir_len, EIR_NAME_SHORT, hdev->short_name, name_len); return eir_len; }

Contributors

PersonTokensPropCommitsCommitProp
Michał Narajowski10481.25%150.00%
Szymon Janc2418.75%150.00%
Total128100.00%2100.00%


static int read_ext_controller_info(struct sock *sk, struct hci_dev *hdev, void *data, u16 data_len) { char buf[512]; struct mgmt_rp_read_ext_info *rp = (void *)buf; u16 eir_len; BT_DBG("sock %p %s", sk, hdev->name); memset(&buf, 0, sizeof(buf)); hci_dev_lock(hdev); bacpy(&rp->bdaddr, &hdev->bdaddr); rp->version = hdev->hci_ver; rp->manufacturer = cpu_to_le16(hdev->manufacturer); rp->supported_settings = cpu_to_le32(get_supported_settings(hdev)); rp->current_settings = cpu_to_le32(get_current_settings(hdev)); eir_len = append_eir_data_to_buf(hdev, rp->eir); rp->eir_len = cpu_to_le16(eir_len); hci_dev_unlock(hdev); /* If this command is called at least once, then the events * for class of device and local name changes are disabled * and only the new extended controller information event * is used. */ hci_sock_set_flag(sk, HCI_MGMT_EXT_INFO_EVENTS); hci_sock_clear_flag(sk, HCI_MGMT_DEV_CLASS_EVENTS); hci_sock_clear_flag(sk, HCI_MGMT_LOCAL_NAME_EVENTS); return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_READ_EXT_INFO, 0, rp, sizeof(*rp) + eir_len); }

Contributors

PersonTokensPropCommitsCommitProp
Marcel Holtmann8743.72%125.00%
Szymon Janc8442.21%125.00%
Michał Narajowski2814.07%250.00%
Total199100.00%4100.00%


static int ext_info_changed(struct hci_dev *hdev, struct sock *skip) { char buf[512]; struct mgmt_ev_ext_info_changed *ev = (void *)buf; u16 eir_len; memset(buf, 0, sizeof(buf)); eir_len = append_eir_data_to_buf(hdev, ev->eir); ev->eir_len = cpu_to_le16(eir_len); return mgmt_limited_event(MGMT_EV_EXT_INFO_CHANGED, hdev, ev, sizeof(*ev) + eir_len, HCI_MGMT_EXT_INFO_EVENTS, skip); }

Contributors

PersonTokensPropCommitsCommitProp
Marcel Holtmann4651.11%150.00%
Michał Narajowski4448.89%150.00%
Total90100.00%2100.00%


static int send_settings_rsp(struct sock *sk, u16 opcode, struct hci_dev *hdev) { __le32 settings = cpu_to_le32(get_current_settings(hdev)); return mgmt_cmd_complete(sk, hdev->id, opcode, 0, &settings, sizeof(settings)); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg5096.15%787.50%
Szymon Janc23.85%112.50%
Total52100.00%8100.00%


static void clean_up_hci_complete(struct hci_dev *hdev, u8 status, u16 opcode) { BT_DBG("%s status 0x%02x", hdev->name, status); if (hci_conn_count(hdev) == 0) { cancel_delayed_work(&hdev->power_off); queue_work(hdev->req_workqueue, &hdev->power_off.work); } }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg5895.08%266.67%
Marcel Holtmann34.92%133.33%
Total61100.00%3100.00%


void mgmt_advertising_added(struct sock *sk, struct hci_dev *hdev, u8 instance) { struct mgmt_ev_advertising_added ev; ev.instance = instance; mgmt_event(MGMT_EV_ADVERTISING_ADDED, hdev, &ev, sizeof(ev), sk); }

Contributors

PersonTokensPropCommitsCommitProp
Arman Uguray4497.78%150.00%
Johan Hedberg12.22%150.00%
Total45100.00%2100.00%


void mgmt_advertising_removed(struct sock *sk, struct hci_dev *hdev, u8 instance) { struct mgmt_ev_advertising_removed ev; ev.instance = instance; mgmt_event(MGMT_EV_ADVERTISING_REMOVED, hdev, &ev, sizeof(ev), sk); }

Contributors

PersonTokensPropCommitsCommitProp
Arman Uguray4497.78%150.00%
Johan Hedberg12.22%150.00%
Total45100.00%2100.00%


static void cancel_adv_timeout(struct hci_dev *hdev) { if (hdev->adv_instance_timeout) { hdev->adv_instance_timeout = 0; cancel_delayed_work(&hdev->adv_instance_expire); } }

Contributors

PersonTokensPropCommitsCommitProp
Florian Grandel33100.00%1100.00%
Total33100.00%1100.00%


static int clean_up_hci_state(struct hci_dev *hdev) { struct hci_request req; struct hci_conn *conn; bool discov_stopped; int err; hci_req_init(&req, hdev); if (test_bit(HCI_ISCAN, &hdev->flags) || test_bit(HCI_PSCAN, &hdev->flags)) { u8 scan = 0x00; hci_req_add(&req, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); } hci_req_clear_adv_instance(hdev, NULL, NULL, 0x00, false); if (hci_dev_test_flag(hdev, HCI_LE_ADV)) __hci_req_disable_advertising(&req); discov_stopped = hci_req_stop_discovery(&req); list_for_each_entry(conn, &hdev->conn_hash.list, list) { /* 0x15 == Terminated due to Power Off */ __hci_abort_conn(&req, conn, 0x15); } err = hci_req_run(&req, clean_up_hci_complete); if (!err && discov_stopped) hci_discovery_set_state(hdev, DISCOVERY_STOPPING); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg14590.62%770.00%
Arman Uguray63.75%110.00%
Florian Grandel63.75%110.00%
Marcel Holtmann31.88%110.00%
Total160100.00%10100.00%


static int set_powered(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct mgmt_mode *cp = data; struct mgmt_pending_cmd *cmd; int err; BT_DBG("request for %s", hdev->name); if (cp->val != 0x00 && cp->val != 0x01) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_POWERED, MGMT_STATUS_INVALID_PARAMS); hci_dev_lock(hdev); if (pending_find(MGMT_OP_SET_POWERED, hdev)) { err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_POWERED, MGMT_STATUS_BUSY); goto failed; } if (!!cp->val == hdev_is_powered(hdev)) { err = send_settings_rsp(sk, MGMT_OP_SET_POWERED, hdev); goto failed; } cmd = mgmt_pending_add(sk, MGMT_OP_SET_POWERED, hdev, data, len); if (!cmd) { err = -ENOMEM; goto failed; } if (cp->val) { queue_work(hdev->req_workqueue, &hdev->power_on); err = 0; } else { /* Disconnect connections, stop scans, etc */ err = clean_up_hci_state(hdev); if (!err) queue_delayed_work(hdev->req_workqueue, &hdev->power_off, HCI_POWER_OFF_TIMEOUT); /* ENODATA means there were no HCI commands queued */ if (err == -ENODATA) { cancel_delayed_work(&hdev->power_off); queue_work(hdev->req_workqueue, &hdev->power_off.work); err = 0; } } failed: hci_dev_unlock(hdev); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg26097.01%2083.33%
Vinicius Costa Gomes31.12%14.17%
Gustavo Fernando Padovan20.75%14.17%
Marcel Holtmann20.75%14.17%
Szymon Janc10.37%14.17%
Total268100.00%24100.00%


static int new_settings(struct hci_dev *hdev, struct sock *skip) { __le32 ev = cpu_to_le32(get_current_settings(hdev)); return mgmt_limited_event(MGMT_EV_NEW_SETTINGS, hdev, &ev, sizeof(ev), HCI_MGMT_SETTING_EVENTS, skip); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg4289.36%133.33%
Marcel Holtmann510.64%266.67%
Total47100.00%3100.00%


int mgmt_new_settings(struct hci_dev *hdev) { return new_settings(hdev, NULL); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg18100.00%1100.00%
Total18100.00%1100.00%

struct cmd_lookup { struct sock *sk; struct hci_dev *hdev; u8 mgmt_status; };
static void settings_rsp(struct mgmt_pending_cmd *cmd, void *data) { struct cmd_lookup *match = data; send_settings_rsp(cmd->sk, cmd->opcode, match->hdev); list_del(&cmd->list); if (match->sk == NULL) { match->sk = cmd->sk; sock_hold(match->sk); } mgmt_pending_free(cmd); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg75100.00%2100.00%
Total75100.00%2100.00%


static void cmd_status_rsp(struct mgmt_pending_cmd *cmd, void *data) { u8 *status = data; mgmt_cmd_status(cmd->sk, cmd->index, cmd->opcode, *status); mgmt_pending_remove(cmd); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg44100.00%3100.00%
Total44100.00%3100.00%


static void cmd_complete_rsp(struct mgmt_pending_cmd *cmd, void *data) { if (cmd->cmd_complete) { u8 *status = data; cmd->cmd_complete(cmd, *status); mgmt_pending_remove(cmd); return; } cmd_status_rsp(cmd, data); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg52100.00%2100.00%
Total52100.00%2100.00%


static int generic_cmd_complete(struct mgmt_pending_cmd *cmd, u8 status) { return mgmt_cmd_complete(cmd->sk, cmd->index, cmd->opcode, status, cmd->param, cmd->param_len); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg40100.00%4100.00%
Total40100.00%4100.00%


static int addr_cmd_complete(struct mgmt_pending_cmd *cmd, u8 status) { return mgmt_cmd_complete(cmd->sk, cmd->index, cmd->opcode, status, cmd->param, sizeof(struct mgmt_addr_info)); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg42100.00%4100.00%
Total42100.00%4100.00%


static u8 mgmt_bredr_support(struct hci_dev *hdev) { if (!lmp_bredr_capable(hdev)) return MGMT_STATUS_NOT_SUPPORTED; else if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) return MGMT_STATUS_REJECTED; else return MGMT_STATUS_SUCCESS; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg3792.50%150.00%
Marcel Holtmann37.50%150.00%
Total40100.00%2100.00%


static u8 mgmt_le_support(struct hci_dev *hdev) { if (!lmp_le_capable(hdev)) return MGMT_STATUS_NOT_SUPPORTED; else if (!hci_dev_test_flag(hdev, HCI_LE_ENABLED)) return MGMT_STATUS_REJECTED; else return MGMT_STATUS_SUCCESS; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg3792.50%150.00%
Marcel Holtmann37.50%150.00%
Total40100.00%2100.00%


void mgmt_set_discoverable_complete(struct hci_dev *hdev, u8 status) { struct mgmt_pending_cmd *cmd; BT_DBG("status 0x%02x", status); hci_dev_lock(hdev); cmd = pending_find(MGMT_OP_SET_DISCOVERABLE, hdev); if (!cmd) goto unlock; if (status) { u8 mgmt_err = mgmt_status(status); mgmt_cmd_status(cmd->sk, cmd->index, cmd->opcode, mgmt_err); hci_dev_clear_flag(hdev, HCI_LIMITED_DISCOVERABLE); goto remove_cmd; } if (hci_dev_test_flag(hdev, HCI_DISCOVERABLE) && hdev->discov_timeout > 0) { int to = msecs_to_jiffies(hdev->discov_timeout * 1000); queue_delayed_work(hdev->req_workqueue, &hdev->discov_off, to); } send_settings_rsp(cmd->sk, MGMT_OP_SET_DISCOVERABLE, hdev); new_settings(hdev, cmd->sk); remove_cmd: mgmt_pending_remove(cmd); unlock: hci_dev_unlock(hdev); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg12374.55%555.56%
Marcel Holtmann4225.45%444.44%
Total165100.00%9100.00%


static int set_discoverable(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct mgmt_cp_set_discoverable *cp = data; struct mgmt_pending_cmd *cmd; u16 timeout; int err; BT_DBG("request for %s", hdev->name); if (!hci_dev_test_flag(hdev, HCI_LE_ENABLED) && !hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, MGMT_STATUS_REJECTED); if (cp->val != 0x00 && cp->val != 0x01 && cp->val != 0x02) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, MGMT_STATUS_INVALID_PARAMS); timeout = __le16_to_cpu(cp->timeout); /* Disabling discoverable requires that no timeout is set, * and enabling limited discoverable requires a timeout. */ if ((cp->val == 0x00 && timeout > 0) || (cp->val == 0x02 && timeout == 0)) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, MGMT_STATUS_INVALID_PARAMS); hci_dev_lock(hdev); if (!hdev_is_powered(hdev) && timeout > 0) { err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, MGMT_STATUS_NOT_POWERED); goto failed; } if (pending_find(MGMT_OP_SET_DISCOVERABLE, hdev) || pending_find(MGMT_OP_SET_CONNECTABLE, hdev)) { err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, MGMT_STATUS_BUSY); goto failed; } if (!hci_dev_test_flag(hdev, HCI_CONNECTABLE)) { err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, MGMT_STATUS_REJECTED); goto failed; } if (!hdev_is_powered(hdev)) { bool changed = false; /* Setting limited discoverable when powered off is * not a valid operation since it requires a timeout * and so no need to check HCI_LIMITED_DISCOVERABLE. */ if (!!cp->val != hci_dev_test_flag(hdev, HCI_DISCOVERABLE)) { hci_dev_change_flag(hdev, HCI_DISCOVERABLE); changed = true; } err = send_settings_rsp(sk, MGMT_OP_SET_DISCOVERABLE, hdev); if (err < 0) goto failed; if (changed) err = new_settings(hdev, sk); goto failed; } /* If the current mode is the same, then just update the timeout * value with the new value. And if only the timeout gets updated, * then no need for any HCI transactions. */ if (!!cp->val == hci_dev_test_flag(hdev, HCI_DISCOVERABLE) && (cp->val == 0x02) == hci_dev_test_flag(hdev, HCI_LIMITED_DISCOVERABLE)) { cancel_delayed_work(&hdev->discov_off); hdev->discov_timeout = timeout; if (cp->val && hdev->discov_timeout > 0) { int to = msecs_to_jiffies(hdev->discov_timeout * 1000); queue_delayed_work(hdev->req_workqueue, &hdev->discov_off, to); } err = send_settings_rsp(sk, MGMT_OP_SET_DISCOVERABLE, hdev); goto failed; } cmd = mgmt_pending_add(sk, MGMT_OP_SET_DISCOVERABLE, hdev, data, len); if (!cmd) { err = -ENOMEM; goto failed; } /* Cancel any potential discoverable timeout that might be * still active and store new timeout value. The arming of * the timeout happens in the complete handler. */ cancel_delayed_work(&hdev->discov_off); hdev->discov_timeout = timeout; if (cp->val) hci_dev_set_flag(hdev, HCI_DISCOVERABLE); else hci_dev_clear_flag(hdev, HCI_DISCOVERABLE); /* Limited discoverable mode */ if (cp->val == 0x02) hci_dev_set_flag(hdev, HCI_LIMITED_DISCOVERABLE); else hci_dev_clear_flag(hdev, HCI_LIMITED_DISCOVERABLE); queue_work(hdev->req_workqueue, &hdev->discoverable_update); err = 0; failed: hci_dev_unlock(hdev); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg38768.37%2161.76%
Marcel Holtmann16629.33%1029.41%
Szymon Janc101.77%25.88%
Vinicius Costa Gomes30.53%12.94%
Total566100.00%34100.00%


void mgmt_set_connectable_complete(struct hci_dev *hdev, u8 status) { struct mgmt_pending_cmd *cmd; BT_DBG("status 0x%02x", status); hci_dev_lock(hdev); cmd = pending_find(MGMT_OP_SET_CONNECTABLE, hdev); if (!cmd) goto unlock; if (status) { u8 mgmt_err = mgmt_status(status); mgmt_cmd_status(cmd->sk, cmd->index, cmd->opcode, mgmt_err); goto remove_cmd; } send_settings_rsp(cmd->sk, MGMT_OP_SET_CONNECTABLE, hdev); new_settings(hdev, cmd->sk); remove_cmd: mgmt_pending_remove(cmd); unlock: hci_dev_unlock(hdev); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg115100.00%7100.00%
Total115100.00%7100.00%


static int set_connectable_update_settings(struct hci_dev *hdev, struct sock *sk, u8 val) { bool changed = false; int err; if (!!val != hci_dev_test_flag(hdev, HCI_CONNECTABLE)) changed = true; if (val) { hci_dev_set_flag(hdev, HCI_CONNECTABLE); } else { hci_dev_clear_flag(hdev, HCI_CONNECTABLE); hci_dev_clear_flag(hdev, HCI_DISCOVERABLE); } err = send_settings_rsp(sk, MGMT_OP_SET_CONNECTABLE, hdev); if (err < 0) return err; if (changed) { hci_req_update_scan(hdev); hci_update_background_scan(hdev); return new_settings(hdev, sk); } return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg10990.08%457.14%
Marcel Holtmann129.92%342.86%
Total121100.00%7100.00%


static int set_connectable(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct mgmt_mode *cp = data; struct mgmt_pending_cmd *cmd; int err; BT_DBG("request for %s", hdev->name); if (!hci_dev_test_flag(hdev, HCI_LE_ENABLED) && !hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE, MGMT_STATUS_REJECTED); if (cp->val != 0x00 && cp->val != 0x01) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE, MGMT_STATUS_INVALID_PARAMS); hci_dev_lock(hdev); if (!hdev_is_powered(hdev)) { err = set_connectable_update_settings(hdev, sk, cp->val); goto failed; } if (pending_find(MGMT_OP_SET_DISCOVERABLE, hdev) || pending_find(MGMT_OP_SET_CONNECTABLE, hdev)) { err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE, MGMT_STATUS_BUSY); goto failed; } cmd = mgmt_pending_add(sk, MGMT_OP_SET_CONNECTABLE, hdev, data, len); if (!cmd) { err = -ENOMEM; goto failed; } if (cp->val) { hci_dev_set_flag(hdev, HCI_CONNECTABLE); } else { if (hdev->discov_timeout > 0) cancel_delayed_work(&hdev->discov_off); hci_dev_clear_flag(hdev, HCI_LIMITED_DISCOVERABLE); hci_dev_clear_flag(hdev, HCI_DISCOVERABLE); hci_dev_clear_flag(hdev, HCI_CONNECTABLE); } queue_work(hdev->req_workqueue, &hdev->connectable_update); err = 0; failed: hci_dev_unlock(hdev); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg27094.74%1777.27%
Marcel Holtmann82.81%29.09%
Arman Uguray31.05%14.55%
Vinicius Costa Gomes31.05%14.55%
Andrei Emeltchenko10.35%14.55%
Total285100.00%22100.00%


static int set_bondable(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct mgmt_mode *cp = data; bool changed; int err; BT_DBG("request for %s", hdev->name); if (cp->val != 0x00 && cp->val != 0x01) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_BONDABLE, MGMT_STATUS_INVALID_PARAMS); hci_dev_lock(hdev); if (cp->val) changed = !hci_dev_test_and_set_flag(hdev, HCI_BONDABLE); else changed = hci_dev_test_and_clear_flag(hdev, HCI_BONDABLE); err = send_settings_rsp(sk, MGMT_OP_SET_BONDABLE, hdev); if (err < 0) goto unlock; if (changed) { /* In limited privacy mode the change of bondable mode * may affect the local advertising address. */ if (hdev_is_powered(hdev) && hci_dev_test_flag(hdev, HCI_ADVERTISING) && hci_dev_test_flag(hdev, HCI_DISCOVERABLE) && hci_dev_test_flag(hdev, HCI_LIMITED_PRIVACY)) queue_work(hdev->req_workqueue, &hdev->discoverable_update); err = new_settings(hdev, sk); } unlock: hci_dev_unlock(hdev); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg16787.89%866.67%
Marcel Holtmann2010.53%325.00%
Vinicius Costa Gomes31.58%18.33%
Total190100.00%12100.00%


static int set_link_security(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct mgmt_mode *cp = data; struct mgmt_pending_cmd *cmd; u8 val, status; int err; BT_DBG("request for %s", hdev->name); status = mgmt_bredr_support(hdev); if (status) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY, status); if (cp->val != 0x00 && cp->val != 0x01) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY, MGMT_STATUS_INVALID_PARAMS); hci_dev_lock(hdev); if (!hdev_is_powered(hdev)) { bool changed = false; if (!!cp->val != hci_dev_test_flag(hdev, HCI_LINK_SECURITY)) { hci_dev_change_flag(hdev, HCI_LINK_SECURITY); changed = true; } err = send_settings_rsp(sk, MGMT_OP_SET_LINK_SECURITY, hdev); if (err < 0) goto failed; if (changed) err = new_settings(hdev, sk); goto failed; } if (pending_find(MGMT_OP_SET_LINK_SECURITY, hdev)) { err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY, MGMT_STATUS_BUSY); goto failed; } val = !!cp->val; if (test_bit(HCI_AUTH, &hdev->flags) == val) { err = send_settings_rsp(sk, MGMT_OP_SET_LINK_SECURITY, hdev); goto failed; } cmd = mgmt_pending_add(sk, MGMT_OP_SET_LINK_SECURITY, hdev, data, len); if (!cmd) { err = -ENOMEM; goto failed; } err = hci_send_cmd(hdev, HCI_OP_WRITE_AUTH_ENABLE, sizeof(val), &val); if (err < 0) { mgmt_pending_remove(cmd); goto failed; } failed: hci_dev_unlock(hdev); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg32398.18%1184.62%
Marcel Holtmann61.82%215.38%
Total329100.00%13100.00%


static int set_ssp(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct mgmt_mode *cp = data; struct mgmt_pending_cmd *cmd; u8 status; int err; BT_DBG("request for %s", hdev->name); status = mgmt_bredr_support(hdev); if (status) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, status); if (!lmp_ssp_capable(hdev)) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, MGMT_STATUS_NOT_SUPPORTED); if (cp->val != 0x00 && cp->val != 0x01) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, MGMT_STATUS_INVALID_PARAMS); hci_dev_lock(hdev); if (!hdev_is_powered(hdev)) { bool changed; if (cp->val) { changed = !hci_dev_test_and_set_flag(hdev, HCI_SSP_ENABLED); } else { changed = hci_dev_test_and_clear_flag(hdev, HCI_SSP_ENABLED); if (!changed) changed = hci_dev_test_and_clear_flag(hdev, HCI_HS_ENABLED); else hci_dev_clear_flag(hdev, HCI_HS_ENABLED); } err = send_settings_rsp(sk, MGMT_OP_SET_SSP, hdev); if (err < 0) goto failed; if (changed) err = new_settings(hdev, sk); goto failed; } if (pending_find(MGMT_OP_SET_SSP, hdev)) { err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, MGMT_STATUS_BUSY); goto failed; } if (!!cp->val == hci_dev_test_flag(hdev, HCI_SSP_ENABLED)) { err = send_settings_rsp(sk, MGMT_OP_SET_SSP, hdev); goto failed; } cmd = mgmt_pending_add(sk, MGMT_OP_SET_SSP, hdev, data, len); if (!cmd) { err = -ENOMEM; goto failed; } if (!cp->val && hci_dev_test_flag(hdev, HCI_USE_DEBUG_KEYS)) hci_send_cmd(hdev, HCI_OP_WRITE_SSP_DEBUG_MODE, sizeof(cp->val), &cp->val); err = hci_send_cmd(hdev, HCI_OP_WRITE_SSP_MODE, 1, &cp->val); if (err < 0) { mgmt_pending_remove(cmd); goto failed; } failed: hci_dev_unlock(hdev); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg31679.80%1260.00%
Marcel Holtmann7719.44%735.00%
Andre Guedes30.76%15.00%
Total396100.00%20100.00%


static int set_hs(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct mgmt_mode *cp = data; bool changed; u8 status; int err; BT_DBG("request for %s", hdev->name); status = mgmt_bredr_support(hdev); if (status) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_HS, status); if (!lmp_ssp_capable(hdev)) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_HS, MGMT_STATUS_NOT_SUPPORTED); if (!hci_dev_test_flag(hdev, HCI_SSP_ENABLED)) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_HS, MGMT_STATUS_REJECTED); if (cp->val != 0x00 && cp->val != 0x01) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_HS, MGMT_STATUS_INVALID_PARAMS); hci_dev_lock(hdev); if (pending_find(MGMT_OP_SET_SSP, hdev)) { err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_HS, MGMT_STATUS_BUSY); goto unlock; } if (cp->val) { changed = !hci_dev_test_and_set_flag(hdev, HCI_HS_ENABLED); } else { if (hdev_is_powered(hdev)) { err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_HS, MGMT_STATUS_REJECTED); goto unlock; } changed = hci_dev_test_and_clear_flag(hdev, HCI_HS_ENABLED); } err = send_settings_rsp(sk, MGMT_OP_SET_HS, hdev); if (err < 0) goto unlock; if (changed) err = new_settings(hdev, sk); unlock: hci_dev_unlock(hdev); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg14852.67%853.33%
Marcel Holtmann13347.33%746.67%
Total281100.00%15100.00%


static void le_enable_complete(struct hci_dev *hdev, u8 status, u16 opcode) { struct cmd_lookup match = { NULL, hdev }; hci_dev_lock(hdev); if (status) { u8 mgmt_err = mgmt_status(status); mgmt_pending_foreach(MGMT_OP_SET_LE, hdev, cmd_status_rsp, &mgmt_err); goto unlock; } mgmt_pending_foreach(MGMT_OP_SET_LE, hdev, settings_rsp, &match); new_settings(hdev, match.sk); if (match.sk) sock_put(match.sk); /* Make sure the controller has a good default for * advertising data. Restrict the update to when LE * has actually been enabled. During power on, the * update in powered_update_hci will take care of it. */ if (hci_dev_test_flag(hdev, HCI_LE_ENABLED)) { struct hci_request req; hci_req_init(&req, hdev); __hci_req_update_adv_data(&req, 0x00); __hci_req_update_scan_rsp_data(&req, 0x00); hci_req_run(&req, NULL); hci_update_background_scan(hdev); } unlock: hci_dev_unlock(hdev); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg10265.81%654.55%
Marcel Holtmann4227.10%436.36%
Jaganath Kanakkassery117.10%19.09%
Total155100.00%11100.00%


static int set_le(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct mgmt_mode *cp = data; struct hci_cp_write_le_host_supported hci_cp; struct mgmt_pending_cmd *cmd; struct hci_request req; int err; u8 val, enabled; BT_DBG("request for %s", hdev->name); if (!lmp_le_capable(hdev)) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_LE, MGMT_STATUS_NOT_SUPPORTED); if (cp->val != 0x00 && cp->val != 0x01) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_LE, MGMT_STATUS_INVALID_PARAMS); /* Bluetooth single mode LE only controllers or dual-mode * controllers configured as LE only devices, do not allow * switching LE off. These have either LE enabled explicitly * or BR/EDR has been previously switched off. * * When trying to enable an already enabled LE, then gracefully * send a positive response. Trying to disable it however will * result into rejection. */ if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) { if (cp->val == 0x01) return send_settings_rsp(sk, MGMT_OP_SET_LE, hdev); return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_LE, MGMT_STATUS_REJECTED); } hci_dev_lock(hdev); val = !!cp->val; enabled = lmp_host_le_capable(hdev); if (!val) hci_req_clear_adv_instance(hdev, NULL, NULL, 0x00, true); if (!hdev_is_powered(hdev) || val == enabled) { bool changed = false; if (val != hci_dev_test_flag(hdev, HCI_LE_ENABLED)) { hci_dev_change_flag(hdev, HCI_LE_ENABLED); changed = true; } if (!val && hci_dev_test_flag(hdev, HCI_ADVERTISING)) { hci_dev_clear_flag(hdev, HCI_ADVERTISING); changed = true; } err = send_settings_rsp(sk, MGMT_OP_SET_LE, hdev); if (err < 0) goto unlock; if (changed) err = new_settings(hdev, sk); goto unlock; } if (pending_find(MGMT_OP_SET_LE, hdev) || pending_find(MGMT_OP_SET_ADVERTISING, hdev)) { err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_LE, MGMT_STATUS_BUSY); goto unlock; } cmd = mgmt_pending_add(sk, MGMT_OP_SET_LE, hdev, data, len); if (!cmd) { err = -ENOMEM; goto unlock; } hci_req_init(&req, hdev); memset(&hci_cp, 0, sizeof(hci_cp)); if (val) { hci_cp.le = val; hci_cp.simul = 0x00; } else { if (hci_dev_test_flag(hdev, HCI_LE_ADV)) __hci_req_disable_advertising(&req); } hci_req_add(&req, HCI_OP_WRITE_LE_HOST_SUPPORTED, sizeof(hci_cp), &hci_cp); err = hci_req_run(&req, le_enable_complete); if (err < 0) mgmt_pending_remove(cmd); unlock: hci_dev_unlock(hdev); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg39885.22%1768.00%
Marcel Holtmann5110.92%624.00%
Florian Grandel153.21%14.00%
Andre Guedes30.64%14.00%
Total467100.00%25100.00%

/* This is a helper function to test for pending mgmt commands that can * cause CoD or EIR HCI commands. We can only allow one such pending * mgmt command at a time since otherwise we cannot easily track what * the current values are, will be, and based on that calculate if a new * HCI command needs to be sent and if yes with what value. */
static bool pending_eir_or_class(struct hci_dev *hdev) { struct mgmt_pending_cmd *cmd; list_for_each_entry(cmd, &hdev->mgmt_pending, list) { switch (cmd->opcode) { case MGMT_OP_ADD_UUID: case MGMT_OP_REMOVE_UUID: case MGMT_OP_SET_DEV_CLASS: case MGMT_OP_SET_POWERED: return true; } } return false; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg52100.00%2100.00%
Total52100.00%2100.00%

static const u8 bluetooth_base_uuid[] = { 0xfb, 0x34, 0x9b, 0x5f, 0x80, 0x00, 0x00, 0x80, 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, };
static u8 get_uuid_size(const u8 *uuid) { u32 val; if (memcmp(uuid, bluetooth_base_uuid, 12)) return 128; val = get_unaligned_le32(&uuid[12]); if (val > 0xffff) return 32; return 16; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg51100.00%1100.00%
Total51100.00%1100.00%


static void mgmt_class_complete(struct hci_dev *hdev, u16 mgmt_op, u8 status) { struct mgmt_pending_cmd *cmd; hci_dev_lock(hdev); cmd = pending_find(mgmt_op, hdev); if (!cmd) goto unlock; mgmt_cmd_complete(cmd->sk, cmd->index, cmd->opcode, mgmt_status(status), hdev->dev_class, 3); mgmt_pending_remove(cmd); unlock: hci_dev_unlock(hdev); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg82100.00%4100.00%
Total82100.00%4100.00%


static void add_uuid_complete(struct hci_dev *hdev, u8 status, u16 opcode) { BT_DBG("status 0x%02x", status); mgmt_class_complete(hdev, MGMT_OP_ADD_UUID, status); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg3090.91%150.00%
Marcel Holtmann39.09%150.00%
Total33100.00%2100.00%


static int add_uuid(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct mgmt_cp_add_uuid *cp = data; struct mgmt_pending_cmd *cmd; struct hci_request req; struct bt_uuid *uuid; int err; BT_DBG("request for %s", hdev->name); hci_dev_lock(hdev); if (pending_eir_or_class(hdev)) { err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_UUID, MGMT_STATUS_BUSY); goto failed; } uuid = kmalloc(sizeof(*uuid), GFP_KERNEL); if (!uuid) { err = -ENOMEM; goto failed; } memcpy(uuid->uuid, cp->uuid, 16); uuid->svc_hint = cp->svc_hint; uuid->size = get_uuid_size(cp->uuid); list_add_tail(&uuid->list, &hdev->uuids); hci_req_init(&req, hdev); __hci_req_update_class(&req); __hci_req_update_eir(&req); err = hci_req_run(&req, add_uuid_complete); if (err < 0) { if (err != -ENODATA) goto failed; err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_ADD_UUID, 0, hdev->dev_class, 3); goto failed; } cmd = mgmt_pending_add(sk, MGMT_OP_ADD_UUID, hdev, data, len); if (!cmd) { err = -ENOMEM; goto failed; } err = 0; failed: hci_dev_unlock(hdev); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg27097.47%1982.61%
Vinicius Costa Gomes31.08%14.35%
Szymon Janc20.72%14.35%
Gustavo Fernando Padovan10.36%14.35%
Andre Guedes10.36%14.35%
Total277100.00%23100.00%


static bool enable_service_cache(struct hci_dev *hdev) { if (!hdev_is_powered(hdev)) return false; if (!hci_dev_test_and_set_flag(hdev, HCI_SERVICE_CACHE)) { queue_delayed_work(hdev->workqueue, &hdev->service_cache, CACHE_TIMEOUT); return true; } return false; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg5092.59%250.00%
Marcel Holtmann47.41%250.00%
Total54100.00%4100.00%


static void remove_uuid_complete(struct hci_dev *hdev, u8 status, u16 opcode) { BT_DBG("status 0x%02x", status); mgmt_class_complete(hdev, MGMT_OP_REMOVE_UUID, status); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg3090.91%150.00%
Marcel Holtmann39.09%150.00%
Total33100.00%2100.00%


static int remove_uuid(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct mgmt_cp_remove_uuid *cp = data; struct mgmt_pending_cmd *cmd; struct bt_uuid *match, *tmp; u8 bt_uuid_any[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; struct hci_request req; int err, found; BT_DBG("request for %s", hdev->name); hci_dev_lock(hdev); if (pending_eir_or_class(hdev)) { err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_REMOVE_UUID, MGMT_STATUS_BUSY); goto unlock; } if (memcmp(cp->uuid, bt_uuid_any, 16) == 0) { hci_uuids_clear(hdev); if (enable_service_cache(hdev)) { err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_UUID, 0, hdev->dev_class, 3); goto unlock; } goto update_class; } found = 0; list_for_each_entry_safe(match, tmp, &hdev->uuids, list) { if (memcmp(match->uuid, cp->uuid, 16) != 0) continue; list_del(&match->list); kfree(match); found++; } if (found == 0) { err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_REMOVE_UUID, MGMT_STATUS_INVALID_PARAMS); goto unlock; } update_class: hci_req_init(&req, hdev); __hci_req_update_class(&req); __hci_req_update_eir(&req); err = hci_req_run(&req, remove_uuid_complete); if (err < 0) { if (err != -ENODATA) goto unlock; err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_UUID, 0, hdev->dev_class, 3); goto unlock; } cmd = mgmt_pending_add(sk, MGMT_OP_REMOVE_UUID, hdev, data, len); if (!cmd) { err = -ENOMEM; goto unlock; } err = 0; unlock: hci_dev_unlock(hdev); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg37096.61%2388.46%
Vinicius Costa Gomes82.09%13.85%
Szymon Janc30.78%13.85%
Gustavo Fernando Padovan20.52%13.85%
Total383100.00%26100.00%


static void set_class_complete(struct hci_dev *hdev, u8 status, u16 opcode) { BT_DBG("status 0x%02x", status); mgmt_class_complete(hdev, MGMT_OP_SET_DEV_CLASS, status); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg3090.91%150.00%
Marcel Holtmann39.09%150.00%
Total33100.00%2100.00%


static int set_dev_class(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct mgmt_cp_set_dev_class *cp = data; struct mgmt_pending_cmd *cmd; struct hci_request req; int err; BT_DBG("request for %s", hdev->name); if (!lmp_bredr_capable(hdev)) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, MGMT_STATUS_NOT_SUPPORTED); hci_dev_lock(hdev); if (pending_eir_or_class(hdev)) { err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, MGMT_STATUS_BUSY); goto unlock; } if ((cp->minor & 0x03) != 0 || (cp->major & 0xe0) != 0) { err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, MGMT_STATUS_INVALID_PARAMS); goto unlock; } hdev->major_class = cp->major; hdev->minor_class = cp->minor; if (!hdev_is_powered(hdev)) { err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, 0, hdev->dev_class, 3); goto unlock; } hci_req_init(&req, hdev); if (hci_dev_test_and_clear_flag(hdev, HCI_SERVICE_CACHE)) { hci_dev_unlock(hdev); cancel_delayed_work_sync(&hdev->service_cache); hci_dev_lock(hdev); __hci_req_update_eir(&req); } __hci_req_update_class(&req); err = hci_req_run(&req, set_class_complete); if (err < 0) { if (err != -ENODATA) goto unlock; err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, 0, hdev->dev_class, 3); goto unlock; } cmd = mgmt_pending_add(sk, MGMT_OP_SET_DEV_CLASS, hdev, data, len); if (!cmd) { err = -ENOMEM; goto unlock; } err = 0; unlock: hci_dev_unlock(hdev); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg33297.08%2482.76%
Marcel Holtmann41.17%26.90%
Vinicius Costa Gomes30.88%13.45%
Szymon Janc20.58%13.45%
Gustavo Fernando Padovan10.29%13.45%
Total342100.00%29100.00%


static int load_link_keys(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct mgmt_cp_load_link_keys *cp = data; const u16 max_key_count = ((U16_MAX - sizeof(*cp)) / sizeof(struct mgmt_link_key_info)); u16 key_count, expected_len; bool changed; int i; BT_DBG("request for %s", hdev->name); if (!lmp_bredr_capable(hdev)) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, MGMT_STATUS_NOT_SUPPORTED); key_count = __le16_to_cpu(cp->key_count); if (key_count > max_key_count) { BT_ERR("load_link_keys: too big key_count value %u", key_count); return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, MGMT_STATUS_INVALID_PARAMS); } expected_len = sizeof(*cp) + key_count * sizeof(struct mgmt_link_key_info); if (expected_len != len) { BT_ERR("load_link_keys: expected %u bytes, got %u bytes", expected_len, len); return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, MGMT_STATUS_INVALID_PARAMS); } if (cp->debug_keys != 0x00 && cp->debug_keys != 0x01) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, MGMT_STATUS_INVALID_PARAMS); BT_DBG("%s debug_keys %u key_count %u", hdev->name, cp->debug_keys, key_count); for (i = 0; i < key_count; i++) { struct mgmt_link_key_info *key = &cp->keys[i]; if (key->addr.type != BDADDR_BREDR || key->type > 0x08) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, MGMT_STATUS_INVALID_PARAMS); } hci_dev_lock(hdev); hci_link_keys_clear(hdev); if (cp->debug_keys) changed = !hci_dev_test_and_set_flag(hdev, HCI_KEEP_DEBUG_KEYS); else changed = hci_dev_test_and_clear_flag(hdev, HCI_KEEP_DEBUG_KEYS); if (changed) new_settings(hdev, NULL); for (i = 0; i < key_count; i++) { struct mgmt_link_key_info *key = &cp->keys[i]; /* Always ignore debug keys and require a new pairing if * the user wants to use them. */ if (key->type == HCI_LK_DEBUG_COMBINATION) continue; hci_add_link_key(hdev, NULL, &key->addr.bdaddr, key->val, key->type, key->pin_len, NULL); } mgmt_cmd_complete(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, 0, NULL, 0); hci_dev_unlock(hdev); return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg32978.71%1657.14%
Marcel Holtmann6214.83%621.43%
Vinicius Costa Gomes204.78%310.71%
Gustavo Fernando Padovan51.20%27.14%
Szymon Janc20.48%13.57%
Total418100.00%28100.00%


static int device_unpaired(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 addr_type, struct sock *skip_sk) { struct mgmt_ev_device_unpaired ev; bacpy(&ev.addr.bdaddr, bdaddr); ev.addr.type = addr_type; return mgmt_event(MGMT_EV_DEVICE_UNPAIRED, hdev, &ev, sizeof(ev), skip_sk); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg65100.00%1100.00%
Total65100.00%1100.00%


static int unpair_device(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct mgmt_cp_unpair_device *cp = data; struct mgmt_rp_unpair_device rp; struct hci_conn_params *params; struct mgmt_pending_cmd *cmd; struct hci_conn *conn; u8 addr_type; int err; memset(&rp, 0, sizeof(rp)); bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); rp.addr.type = cp->addr.type; if (!bdaddr_type_is_valid(cp->addr.type)) return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, MGMT_STATUS_INVALID_PARAMS, &rp, sizeof(rp)); if (cp->disconnect != 0x00 && cp->disconnect != 0x01) return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, MGMT_STATUS_INVALID_PARAMS, &rp, sizeof(rp)); hci_dev_lock(hdev); if (!hdev_is_powered(hdev)) { err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp)); goto unlock; } if (cp->addr.type == BDADDR_BREDR) { /* If disconnection is requested, then look up the * connection. If the remote device is connected, it * will be later used to terminate the link. * * Setting it to NULL explicitly will cause no * termination of the link. */ if (cp->disconnect) conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->addr.bdaddr); else conn = NULL; err = hci_remove_link_key(hdev, &cp->addr.bdaddr); if (err < 0) { err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, MGMT_STATUS_NOT_PAIRED, &rp, sizeof(rp)); goto unlock; } goto done; } /* LE address type */ addr_type = le_addr_type(cp->addr.type); hci_remove_irk(hdev, &cp->addr.bdaddr, addr_type); err = hci_remove_ltk(hdev, &cp->addr.bdaddr, addr_type); if (err < 0) { err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, MGMT_STATUS_NOT_PAIRED, &rp, sizeof(rp)); goto unlock; } conn = hci_conn_hash_lookup_le(hdev, &cp->addr.bdaddr, addr_type); if (!conn) { hci_conn_params_del(hdev, &cp->addr.bdaddr, addr_type); goto done; } /* Abort any ongoing SMP pairing */ smp_cancel_pairing(conn); /* Defer clearing up the connection parameters until closing to * give a chance of keeping them if a repairing happens. */ set_bit(HCI_CONN_PARAM_REMOVAL_PEND, &conn->flags); /* Disable auto-connection parameters if present */ params = hci_conn_params_lookup(hdev, &cp->addr.bdaddr, addr_type); if (params) { if (params->explicit_connect) params->auto_connect = HCI_AUTO_CONN_EXPLICIT; else params->auto_connect = HCI_AUTO_CONN_DISABLED; } /* If disconnection is not requested, then clear the connection * variable so that the link is not terminated. */ if (!cp->disconnect) conn = NULL; done: /* If the connection variable is set, then termination of the * link is requested. */ if (!conn) { err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, 0, &rp, sizeof(rp)); device_unpaired(hdev, &cp->addr.bdaddr, cp->addr.type, sk); goto unlock; } cmd = mgmt_pending_add(sk, MGMT_OP_UNPAIR_DEVICE, hdev, cp, sizeof(*cp)); if (!cmd) { err = -ENOMEM; goto unlock; } cmd->cmd_complete = addr_cmd_complete; err = hci_abort_conn(conn, HCI_ERROR_REMOTE_USER_TERM); if (err < 0) mgmt_pending_remove(cmd); unlock: hci_dev_unlock(hdev); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg55791.01%2177.78%
Alfonso Acosta386.21%13.70%
Vinicius Costa Gomes142.29%27.41%
Szymon Janc10.16%13.70%
Andre Guedes10.16%13.70%
Gustavo Fernando Padovan10.16%13.70%
Total612100.00%27100.00%


static int disconnect(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct mgmt_cp_disconnect *cp = data; struct mgmt_rp_disconnect rp; struct mgmt_pending_cmd *cmd; struct hci_conn *conn; int err; BT_DBG(""); memset(&rp, 0, sizeof(rp)); bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); rp.addr.type = cp->addr.type; if (!bdaddr_type_is_valid(cp->addr.type)) return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, MGMT_STATUS_INVALID_PARAMS, &rp, sizeof(rp)); hci_dev_lock(hdev); if (!test_bit(HCI_UP, &hdev->flags)) { err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp)); goto failed; } if (pending_find(MGMT_OP_DISCONNECT, hdev)) { err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, MGMT_STATUS_BUSY, &rp, sizeof(rp)); goto failed; } if (cp->addr.type == BDADDR_BREDR) conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->addr.bdaddr); else conn = hci_conn_hash_lookup_le(hdev, &cp->addr.bdaddr, le_addr_type(cp->addr.type)); if (!conn || conn->state == BT_OPEN || conn->state == BT_CLOSED) { err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, MGMT_STATUS_NOT_CONNECTED, &rp, sizeof(rp)); goto failed; } cmd = mgmt_pending_add(sk, MGMT_OP_DISCONNECT, hdev, data, len); if (!cmd) { err = -ENOMEM; goto failed; } cmd->cmd_complete = generic_cmd_complete; err = hci_disconnect(conn, HCI_ERROR_REMOTE_USER_TERM); if (err < 0) mgmt_pending_remove(cmd); failed: hci_dev_unlock(hdev); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg33991.13%1672.73%
Vinicius Costa Gomes143.76%29.09%
Vishal Agarwal123.23%14.55%
Szymon Janc41.08%14.55%
Gustavo Fernando Padovan20.54%14.55%
Andre Guedes10.27%14.55%
Total372100.00%22100.00%


static u8 link_to_bdaddr(u8 link_type, u8 addr_type) { switch (link_type) { case LE_LINK: switch (addr_type) { case ADDR_LE_DEV_PUBLIC: return BDADDR_LE_PUBLIC; default: /* Fallback to LE Random address type */ return BDADDR_LE_RANDOM; } default: /* Fallback to BR/EDR type */ return BDADDR_BREDR; } }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg3786.05%240.00%
Andre Guedes613.95%360.00%
Total43100.00%5100.00%


static int get_connections(struct sock *sk, struct hci_dev *hdev, void *data, u16 data_len) { struct mgmt_rp_get_connections *rp; struct hci_conn *c; size_t rp_len; int err; u16 i; BT_DBG(""); hci_dev_lock(hdev); if (!hdev_is_powered(hdev)) { err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_GET_CONNECTIONS, MGMT_STATUS_NOT_POWERED); goto unlock; } i = 0; list_for_each_entry(c, &hdev->conn_hash.list, list) { if (test_bit(HCI_CONN_MGMT_CONNECTED, &c->flags)) i++; } rp_len = sizeof(*rp) + (i * sizeof(struct mgmt_addr_info)); rp = kmalloc(rp_len, GFP_KERNEL); if (!rp) { err = -ENOMEM; goto unlock; } i = 0; list_for_each_entry(c, &hdev->conn_hash.list, list) { if (!test_bit(HCI_CONN_MGMT_CONNECTED, &c->flags)) continue; bacpy(&rp->addr[i].bdaddr, &c->dst); rp->addr[i].type = link_to_bdaddr(c->type, c->dst_type); if (c->type == SCO_LINK || c->type == ESCO_LINK) continue; i++; } rp->conn_count = cpu_to_le16(i); /* Recalculate length in case of filtered SCO connections, etc */ rp_len = sizeof(*rp) + (i * sizeof(struct mgmt_addr_info)); err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CONNECTIONS, 0, rp, rp_len); kfree(rp); unlock: hci_dev_unlock(hdev); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg27391.92%1263.16%
Andre Guedes103.37%315.79%
Luiz Augusto von Dentz72.36%15.26%
Marcel Holtmann41.35%15.26%
Gustavo Fernando Padovan20.67%15.26%
Szymon Janc10.34%15.26%
Total297100.00%19100.00%


static int send_pin_code_neg_reply(struct sock *sk, struct hci_dev *hdev, struct mgmt_cp_pin_code_neg_reply *cp) { struct mgmt_pending_cmd *cmd; int err; cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_NEG_REPLY, hdev, cp, sizeof(*cp)); if (!cmd) return -ENOMEM; cmd->cmd_complete = addr_cmd_complete; err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_NEG_REPLY, sizeof(cp->addr.bdaddr), &cp->addr.bdaddr); if (err < 0) mgmt_pending_remove(cmd); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Waldemar Rymarkiewicz9088.24%120.00%
Arek Lichwa65.88%120.00%
Johan Hedberg65.88%360.00%
Total102100.00%5100.00%


static int pin_code_reply(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct hci_conn *conn; struct mgmt_cp_pin_code_reply *cp = data; struct hci_cp_pin_code_reply reply; struct mgmt_pending_cmd *cmd; int err; BT_DBG(""); hci_dev_lock(hdev); if (!hdev_is_powered(hdev)) { err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, MGMT_STATUS_NOT_POWERED); goto failed; } conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->addr.bdaddr); if (!conn) { err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, MGMT_STATUS_NOT_CONNECTED); goto failed; } if (conn->pending_sec_level == BT_SECURITY_HIGH && cp->pin_len != 16) { struct mgmt_cp_pin_code_neg_reply ncp; memcpy(&ncp.addr, &cp->addr, sizeof(ncp.addr)); BT_ERR("PIN code is not 16 bytes long"); err = send_pin_code_neg_reply(sk, hdev, &ncp); if (err >= 0) err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, MGMT_STATUS_INVALID_PARAMS); goto failed; } cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_REPLY, hdev, data, len); if (!cmd) { err = -ENOMEM; goto failed; } cmd->cmd_complete = addr_cmd_complete; bacpy(&reply.bdaddr, &cp->addr.bdaddr); reply.pin_len = cp->pin_len; memcpy(reply.pin_code, cp->pin_code, sizeof(reply.pin_code)); err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_REPLY, sizeof(reply), &reply); if (err < 0) mgmt_pending_remove(cmd); failed: hci_dev_unlock(hdev); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg20864.60%1168.75%
Waldemar Rymarkiewicz10733.23%212.50%
Vinicius Costa Gomes30.93%16.25%
Szymon Janc20.62%16.25%
Gustavo Fernando Padovan20.62%16.25%
Total322100.00%16100.00%


static int set_io_capability(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct mgmt_cp_set_io_capability *cp = data; BT_DBG(""); if (cp->io_capability > SMP_IO_KEYBOARD_DISPLAY) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_IO_CAPABILITY, MGMT_STATUS_INVALID_PARAMS); hci_dev_lock(hdev); hdev->io_capability = cp->io_capability; BT_DBG("%s IO capability set to 0x%02x", hdev->name, hdev->io_capability); hci_dev_unlock(hdev); return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_IO_CAPABILITY, 0, NULL, 0); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg9690.57%555.56%
Szymon Janc43.77%111.11%
Vinicius Costa Gomes32.83%111.11%
Gustavo Fernando Padovan21.89%111.11%
Marcel Holtmann10.94%111.11%
Total106100.00%9100.00%


static struct mgmt_pending_cmd *find_pairing(struct hci_conn *conn) { struct hci_dev *hdev = conn->hdev; struct mgmt_pending_cmd *cmd; list_for_each_entry(cmd, &hdev->mgmt_pending, list) { if (cmd->opcode != MGMT_OP_PAIR_DEVICE) continue; if (cmd->user_data != conn) continue; return cmd; } return NULL; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg5793.44%480.00%
Luiz Augusto von Dentz46.56%120.00%
Total61100.00%5100.00%


static int pairing_complete(struct mgmt_pending_cmd *cmd, u8 status) { struct mgmt_rp_pair_device rp; struct hci_conn *conn = cmd->user_data; int err; bacpy(&rp.addr.bdaddr, &conn->dst); rp.addr.type = link_to_bdaddr(conn->type, conn->dst_type); err = mgmt_cmd_complete(cmd->sk, cmd->index, MGMT_OP_PAIR_DEVICE, status, &rp, sizeof(rp)); /* So we don't get further callbacks for this connection */ conn->connect_cfm_cb = NULL; conn->security_cfm_cb = NULL; conn->disconn_cfm_cb = NULL; hci_conn_drop(conn); /* The device is paired so there is no need to remove * its connection parameters anymore. */ clear_bit(HCI_CONN_PARAM_REMOVAL_PEND, &conn->flags); hci_conn_put(conn); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg11386.92%866.67%
Alfonso Acosta118.46%18.33%
Szymon Janc43.08%18.33%
Andre Guedes10.77%18.33%
David Herrmann10.77%18.33%
Total130100.00%12100.00%


void mgmt_smp_complete(struct hci_conn *conn, bool complete) { u8 status = complete ? MGMT_STATUS_SUCCESS : MGMT_STATUS_FAILED; struct mgmt_pending_cmd *cmd; cmd = find_pairing(conn); if (cmd) { cmd->cmd_complete(cmd, status); mgmt_pending_remove(cmd); } }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg54100.00%4100.00%
Total54100.00%4100.00%


static void pairing_complete_cb(struct hci_conn *conn, u8 status) { struct mgmt_pending_cmd *cmd; BT_DBG("status %u", status); cmd = find_pairing(conn); if (!cmd) { BT_DBG("Unable to find a pending command"); return; } cmd->cmd_complete(cmd, mgmt_status(status)); mgmt_pending_remove(cmd); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg63100.00%5100.00%
Total63100.00%5100.00%


static void le_pairing_complete_cb(struct hci_conn *conn, u8 status) { struct mgmt_pending_cmd *cmd; BT_DBG("status %u", status); if (!status) return; cmd = find_pairing(conn); if (!cmd) { BT_DBG("Unable to find a pending command"); return; } cmd->cmd_complete(cmd, mgmt_status(status)); mgmt_pending_remove(cmd); }

Contributors

PersonTokensPropCommitsCommitProp
Vishal Agarwal5681.16%120.00%
Johan Hedberg1318.84%480.00%
Total69100.00%5100.00%


static int pair_device(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct mgmt_cp_pair_device *cp = data; struct mgmt_rp_pair_device rp; struct mgmt_pending_cmd *cmd; u8 sec_level, auth_type; struct hci_conn *conn; int err; BT_DBG(""); memset(&rp, 0, sizeof(rp)); bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); rp.addr.type = cp->addr.type; if (!bdaddr_type_is_valid(cp->addr.type)) return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, MGMT_STATUS_INVALID_PARAMS, &rp, sizeof(rp)); if (cp->io_cap > SMP_IO_KEYBOARD_DISPLAY) return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, MGMT_STATUS_INVALID_PARAMS, &rp, sizeof(rp)); hci_dev_lock(hdev); if (!hdev_is_powered(hdev)) { err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp)); goto unlock; } if (hci_bdaddr_is_paired(hdev, &cp->addr.bdaddr, cp->addr.type)) { err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, MGMT_STATUS_ALREADY_PAIRED, &rp, sizeof(rp)); goto unlock; } sec_level = BT_SECURITY_MEDIUM; auth_type = HCI_AT_DEDICATED_BONDING; if (cp->addr.type == BDADDR_BREDR) { conn = hci_connect_acl(hdev, &cp->addr.bdaddr, sec_level, auth_type); } else { u8 addr_type = le_addr_type(cp->addr.type); struct hci_conn_params *p; /* When pairing a new device, it is expected to remember * this device for future connections. Adding the connection * parameter information ahead of time allows tracking * of the slave preferred values and will speed up any * further connection establishment. * * If connection parameters already exist, then they * will be kept and this function does nothing. */ p = hci_conn_params_add(hdev, &cp->addr.bdaddr, addr_type); if (p->auto_connect == HCI_AUTO_CONN_EXPLICIT) p->auto_connect = HCI_AUTO_CONN_DISABLED; conn = hci_connect_le_scan(hdev, &cp->addr.bdaddr, addr_type, sec_level, HCI_LE_CONN_TIMEOUT); } if (IS_ERR(conn)) { int status; if (PTR_ERR(conn) == -EBUSY) status = MGMT_STATUS_BUSY; else if (PTR_ERR(conn) == -EOPNOTSUPP) status = MGMT_STATUS_NOT_SUPPORTED; else if (PTR_ERR(conn) == -ECONNREFUSED) status = MGMT_STATUS_REJECTED; else status = MGMT_STATUS_CONNECT_FAILED; err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, status, &rp, sizeof(rp)); goto unlock; } if (conn->connect_cfm_cb) { hci_conn_drop(conn); err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, MGMT_STATUS_BUSY, &rp, sizeof(rp)); goto unlock; } cmd = mgmt_pending_add(sk, MGMT_OP_PAIR_DEVICE, hdev, data, len); if (!cmd) { err = -ENOMEM; hci_conn_drop(conn); goto unlock; } cmd->cmd_complete = pairing_complete; /* For LE, just connecting isn't a proof that the pairing finished */ if (cp->addr.type == BDADDR_BREDR) { conn->connect_cfm_cb = pairing_complete_cb; conn->security_cfm_cb = pairing_complete_cb; conn->disconn_cfm_cb = pairing_complete_cb; } else { conn->connect_cfm_cb = le_pairing_complete_cb; conn->security_cfm_cb = le_pairing_complete_cb; conn->disconn_cfm_cb = le_pairing_complete_cb; } conn->io_capability = cp->io_cap; cmd->user_data = hci_conn_get(conn); if ((conn->state == BT_CONNECTED || conn->state == BT_CONFIG) && hci_conn_security(conn, sec_level, auth_type, true)) { cmd->cmd_complete(cmd, 0); mgmt_pending_remove(cmd); } err = 0; unlock: hci_dev_unlock(hdev); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg45469.42%2153.85%
Szymon Janc527.95%25.13%
Vinicius Costa Gomes324.89%37.69%
Lukasz Rymanowski304.59%12.56%
Andrzej Kaczmarek233.52%12.56%
Jakub Pawlowski223.36%25.13%
Marcel Holtmann152.29%12.56%
Andre Guedes131.99%410.26%
Vishal Agarwal60.92%12.56%
Ville Tervo30.46%12.56%
David Herrmann20.31%12.56%
Gustavo Fernando Padovan20.31%12.56%
Total654100.00%39100.00%


static int cancel_pair_device(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct mgmt_addr_info *addr = data; struct mgmt_pending_cmd *cmd; struct hci_conn *conn; int err; BT_DBG(""); hci_dev_lock(hdev); if (!hdev_is_powered(hdev)) { err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, MGMT_STATUS_NOT_POWERED); goto unlock; } cmd = pending_find(MGMT_OP_PAIR_DEVICE, hdev); if (!cmd) { err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, MGMT_STATUS_INVALID_PARAMS); goto unlock; } conn = cmd->user_data; if (bacmp(&addr->bdaddr, &conn->dst) != 0) { err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, MGMT_STATUS_INVALID_PARAMS); goto unlock; } cmd->cmd_complete(cmd, MGMT_STATUS_CANCELLED); mgmt_pending_remove(cmd); err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, 0, addr, sizeof(*addr)); unlock: hci_dev_unlock(hdev); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg205100.00%10100.00%
Total205100.00%10100.00%


static int user_pairing_resp(struct sock *sk, struct hci_dev *hdev, struct mgmt_addr_info *addr, u16 mgmt_op, u16 hci_op, __le32 passkey) { struct mgmt_pending_cmd *cmd; struct hci_conn *conn; int err; hci_dev_lock(hdev); if (!hdev_is_powered(hdev)) { err = mgmt_cmd_complete(sk, hdev->id, mgmt_op, MGMT_STATUS_NOT_POWERED, addr, sizeof(*addr)); goto done; } if (addr->type == BDADDR_BREDR) conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &addr->bdaddr); else conn = hci_conn_hash_lookup_le(hdev, &addr->bdaddr, le_addr_type(addr->type)); if (!conn) { err = mgmt_cmd_complete(sk, hdev->id, mgmt_op, MGMT_STATUS_NOT_CONNECTED, addr, sizeof(*addr)); goto done; } if (addr->type == BDADDR_LE_PUBLIC || addr->type == BDADDR_LE_RANDOM) { err = smp_user_confirm_reply(conn, mgmt_op, passkey); if (!err) err = mgmt_cmd_complete(sk, hdev->id, mgmt_op, MGMT_STATUS_SUCCESS, addr, sizeof(*addr)); else err = mgmt_cmd_complete(sk, hdev->id, mgmt_op, MGMT_STATUS_FAILED, addr, sizeof(*addr)); goto done; } cmd = mgmt_pending_add(sk, mgmt_op, hdev, addr, sizeof(*addr)); if (!cmd) { err = -ENOMEM; goto done; } cmd->cmd_complete = addr_cmd_complete; /* Continue with pairing via HCI */ if (hci_op == HCI_OP_USER_PASSKEY_REPLY) { struct hci_cp_user_passkey_reply cp; bacpy(&cp.bdaddr, &addr->bdaddr); cp.passkey = passkey; err = hci_send_cmd(hdev, hci_op, sizeof(cp), &cp); } else err = hci_send_cmd(hdev, hci_op, sizeof(addr->bdaddr), &addr->bdaddr); if (err < 0) mgmt_pending_remove(cmd); done: hci_dev_unlock(hdev); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg21758.18%1365.00%
Brian Gix14939.95%420.00%
Andre Guedes30.80%15.00%
Gustavo Fernando Padovan20.54%15.00%
Szymon Janc20.54%15.00%
Total373100.00%20100.00%


static int pin_code_neg_reply(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct mgmt_cp_pin_code_neg_reply *cp = data; BT_DBG(""); return user_pairing_resp(sk, hdev, &cp->addr, MGMT_OP_PIN_CODE_NEG_REPLY, HCI_OP_PIN_CODE_NEG_REPLY, 0); }

Contributors

PersonTokensPropCommitsCommitProp
Jaganath Kanakkassery54100.00%1100.00%
Total54100.00%1100.00%


static int user_confirm_reply(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct mgmt_cp_user_confirm_reply *cp = data; BT_DBG(""); if (len != sizeof(*cp)) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_USER_CONFIRM_REPLY, MGMT_STATUS_INVALID_PARAMS); return user_pairing_resp(sk, hdev, &cp->addr, MGMT_OP_USER_CONFIRM_REPLY, HCI_OP_USER_CONFIRM_REPLY, 0); }

Contributors

PersonTokensPropCommitsCommitProp
Brian Gix6785.90%125.00%
Johan Hedberg1114.10%375.00%
Total78100.00%4100.00%


static int user_confirm_neg_reply(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct mgmt_cp_user_confirm_neg_reply *cp = data; BT_DBG(""); return user_pairing_resp(sk, hdev, &cp->addr, MGMT_OP_USER_CONFIRM_NEG_REPLY, HCI_OP_USER_CONFIRM_NEG_REPLY, 0); }

Contributors

PersonTokensPropCommitsCommitProp
Brian Gix4481.48%120.00%
Johan Hedberg1018.52%480.00%
Total54100.00%5100.00%


static int user_passkey_reply(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct mgmt_cp_user_passkey_reply *cp = data; BT_DBG(""); return user_pairing_resp(sk, hdev, &cp->addr, MGMT_OP_USER_PASSKEY_REPLY, HCI_OP_USER_PASSKEY_REPLY, cp->passkey); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg4071.43%457.14%
Brian Gix1119.64%114.29%
Szymon Janc58.93%228.57%
Total56100.00%7100.00%


static int user_passkey_neg_reply(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct mgmt_cp_user_passkey_neg_reply *cp = data; BT_DBG(""); return user_pairing_resp(sk, hdev, &cp->addr, MGMT_OP_USER_PASSKEY_NEG_REPLY, HCI_OP_USER_PASSKEY_NEG_REPLY, 0); }

Contributors

PersonTokensPropCommitsCommitProp
Brian Gix3361.11%120.00%
Johan Hedberg2138.89%480.00%
Total54100.00%5100.00%


static void adv_expire(struct hci_dev *hdev, u32 flags) { struct adv_info *adv_instance; struct hci_request req; int err; adv_instance = hci_find_adv_instance(hdev, hdev->cur_adv_instance); if (!adv_instance) return; /* stop if current instance doesn't need to be changed */ if (!(adv_instance->flags & flags)) return; cancel_adv_timeout(hdev); adv_instance = hci_get_next_instance(hdev, adv_instance->instance); if (!adv_instance) return; hci_req_init(&req, hdev); err = __hci_req_schedule_adv_instance(&req, adv_instance->instance, true); if (err) return; hci_req_run(&req, NULL); }

Contributors

PersonTokensPropCommitsCommitProp
Michał Narajowski113100.00%1100.00%
Total113100.00%1100.00%


static void set_name_complete(struct hci_dev *hdev, u8 status, u16 opcode) { struct mgmt_cp_set_local_name *cp; struct mgmt_pending_cmd *cmd; BT_DBG("status 0x%02x", status); hci_dev_lock(hdev); cmd = pending_find(MGMT_OP_SET_LOCAL_NAME, hdev); if (!cmd) goto unlock; cp = cmd->param; if (status) { mgmt_cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, mgmt_status(status)); } else { mgmt_cmd_complete(cmd->sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0, cp, sizeof(*cp)); if (hci_dev_test_flag(hdev, HCI_LE_ADV)) adv_expire(hdev, MGMT_ADV_FLAG_LOCAL_NAME); } mgmt_pending_remove(cmd); unlock: hci_dev_unlock(hdev); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg11783.57%571.43%
Michał Narajowski2014.29%114.29%
Marcel Holtmann32.14%114.29%
Total140100.00%7100.00%


static int set_local_name(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct mgmt_cp_set_local_name *cp = data; struct mgmt_pending_cmd *cmd; struct hci_request req; int err; BT_DBG(""); hci_dev_lock(hdev); /* If the old values are the same as the new ones just return a * direct command complete event. */ if (!memcmp(hdev->dev_name, cp->name, sizeof(hdev->dev_name)) && !memcmp(hdev->short_name, cp->short_name, sizeof(hdev->short_name))) { err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0, data, len); goto failed; } memcpy(hdev->short_name, cp->short_name, sizeof(hdev->short_name)); if (!hdev_is_powered(hdev)) { memcpy(hdev->dev_name, cp->name, sizeof(hdev->dev_name)); err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0, data, len); if (err < 0) goto failed; err = mgmt_limited_event(MGMT_EV_LOCAL_NAME_CHANGED, hdev, data, len, HCI_MGMT_LOCAL_NAME_EVENTS, sk); ext_info_changed(hdev, sk); goto failed; } cmd = mgmt_pending_add(sk, MGMT_OP_SET_LOCAL_NAME, hdev, data, len); if (!cmd) { err = -ENOMEM; goto failed; } memcpy(hdev->dev_name, cp->name, sizeof(hdev->dev_name)); hci_req_init(&req, hdev); if (lmp_bredr_capable(hdev)) { __hci_req_update_name(&req); __hci_req_update_eir(&req); } /* The name is stored in the scan response data and so * no need to udpate the advertising data here. */ if (lmp_le_capable(hdev) && hci_dev_test_flag(hdev, HCI_ADVERTISING)) __hci_req_update_scan_rsp_data(&req, hdev->cur_adv_instance); err = hci_req_run(&req, set_name_complete); if (err < 0) mgmt_pending_remove(cmd); failed: hci_dev_unlock(hdev); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg33194.30%1672.73%
Marcel Holtmann113.13%313.64%
Michał Narajowski71.99%14.55%
Vinicius Costa Gomes10.28%14.55%
Gustavo Fernando Padovan10.28%14.55%
Total351100.00%22100.00%


static int set_appearance(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct mgmt_cp_set_appearance *cp = data; u16 apperance; int err; BT_DBG(""); if (!lmp_le_capable(hdev)) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_APPEARANCE, MGMT_STATUS_NOT_SUPPORTED); apperance = le16_to_cpu(cp->appearance); hci_dev_lock(hdev); if (hdev->appearance != apperance) { hdev->appearance = apperance; if (hci_dev_test_flag(hdev, HCI_LE_ADV)) adv_expire(hdev, MGMT_ADV_FLAG_APPEARANCE); ext_info_changed(hdev, sk); } err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_APPEARANCE, 0, NULL, 0); hci_dev_unlock(hdev); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Michał Narajowski143100.00%3100.00%
Total143100.00%3100.00%


static void read_local_oob_data_complete(struct hci_dev *hdev, u8 status, u16 opcode, struct sk_buff *skb) { struct mgmt_rp_read_local_oob_data mgmt_rp; size_t rp_size = sizeof(mgmt_rp); struct mgmt_pending_cmd *cmd; BT_DBG("%s status %u", hdev->name, status); cmd = pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, hdev); if (!cmd) return; if (status || !skb) { mgmt_cmd_status(cmd->sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, status ? mgmt_status(status) : MGMT_STATUS_FAILED); goto remove; } memset(&mgmt_rp, 0, sizeof(mgmt_rp)); if (opcode == HCI_OP_READ_LOCAL_OOB_DATA) { struct hci_rp_read_local_oob_data *rp = (void *) skb->data; if (skb->len < sizeof(*rp)) { mgmt_cmd_status(cmd->sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, MGMT_STATUS_FAILED); goto remove; } memcpy(mgmt_rp.hash192, rp->hash, sizeof(rp->hash)); memcpy(mgmt_rp.rand192, rp->rand, sizeof(rp->rand)); rp_size -= sizeof(mgmt_rp.hash256) + sizeof(mgmt_rp.rand256); } else { struct hci_rp_read_local_oob_ext_data *rp = (void *) skb->data; if (skb->len < sizeof(*rp)) { mgmt_cmd_status(cmd->sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, MGMT_STATUS_FAILED); goto remove; } memcpy(mgmt_rp.hash192, rp->hash192, sizeof(rp->hash192)); memcpy(mgmt_rp.rand192, rp->rand192, sizeof(rp->rand192)); memcpy(mgmt_rp.hash256, rp->hash256, sizeof(rp->hash256)); memcpy(mgmt_rp.rand256, rp->rand256, sizeof(rp->rand256)); } mgmt_cmd_complete(cmd->sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, MGMT_STATUS_SUCCESS, &mgmt_rp, rp_size); remove: mgmt_pending_remove(cmd); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg364100.00%1100.00%
Total364100.00%1100.00%


static int read_local_oob_data(struct sock *sk, struct hci_dev *hdev, void *data, u16 data_len) { struct mgmt_pending_cmd *cmd; struct hci_request req; int err; BT_DBG("%s", hdev->name); hci_dev_lock(hdev); if (!hdev_is_powered(hdev)) { err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, MGMT_STATUS_NOT_POWERED); goto unlock; } if (!lmp_ssp_capable(hdev)) { err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, MGMT_STATUS_NOT_SUPPORTED); goto unlock; } if (pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, hdev)) { err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, MGMT_STATUS_BUSY); goto unlock; } cmd = mgmt_pending_add(sk, MGMT_OP_READ_LOCAL_OOB_DATA, hdev, NULL, 0); if (!cmd) { err = -ENOMEM; goto unlock; } hci_req_init(&req, hdev); if (bredr_sc_enabled(hdev)) hci_req_add(&req, HCI_OP_READ_LOCAL_OOB_EXT_DATA, 0, NULL); else hci_req_add(&req, HCI_OP_READ_LOCAL_OOB_DATA, 0, NULL); err = hci_req_run_skb(&req, read_local_oob_data_complete); if (err < 0) mgmt_pending_remove(cmd); unlock: hci_dev_unlock(hdev); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Szymon Janc15365.11%17.14%
Johan Hedberg6125.96%1071.43%
Marcel Holtmann166.81%17.14%
Andre Guedes31.28%17.14%
Gustavo Fernando Padovan20.85%17.14%
Total235100.00%14100.00%


static int add_remote_oob_data(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct mgmt_addr_info *addr = data; int err; BT_DBG("%s ", hdev->name); if (!bdaddr_type_is_valid(addr->type)) return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_ADD_REMOTE_OOB_DATA, MGMT_STATUS_INVALID_PARAMS, addr, sizeof(*addr)); hci_dev_lock(hdev); if (len == MGMT_ADD_REMOTE_OOB_DATA_SIZE) { struct mgmt_cp_add_remote_oob_data *cp = data; u8 status; if (cp->addr.type != BDADDR_BREDR) { err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_ADD_REMOTE_OOB_DATA, MGMT_STATUS_INVALID_PARAMS, &cp->addr, sizeof(cp->addr)); goto unlock; } err = hci_add_remote_oob_data(hdev, &cp->addr.bdaddr, cp->addr.type, cp->hash, cp->rand, NULL, NULL); if (err < 0) status = MGMT_STATUS_FAILED; else status = MGMT_STATUS_SUCCESS; err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_ADD_REMOTE_OOB_DATA, status, &cp->addr, sizeof(cp->addr)); } else if (len == MGMT_ADD_REMOTE_OOB_EXT_DATA_SIZE) { struct mgmt_cp_add_remote_oob_ext_data *cp = data; u8 *rand192, *hash192, *rand256, *hash256; u8 status; if (bdaddr_type_is_le(cp->addr.type)) { /* Enforce zero-valued 192-bit parameters as * long as legacy SMP OOB isn't implemented. */ if (memcmp(cp->rand192, ZERO_KEY, 16) || memcmp(cp->hash192, ZERO_KEY, 16)) { err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_ADD_REMOTE_OOB_DATA, MGMT_STATUS_INVALID_PARAMS, addr, sizeof(*addr)); goto unlock; } rand192 = NULL; hash192 = NULL; } else { /* In case one of the P-192 values is set to zero, * then just disable OOB data for P-192. */ if (!memcmp(cp->rand192, ZERO_KEY, 16) || !memcmp(cp->hash192, ZERO_KEY, 16)) { rand192 = NULL; hash192 = NULL; } else { rand192 = cp->rand192; hash192 = cp->hash192; } } /* In case one of the P-256 values is set to zero, then just * disable OOB data for P-256. */ if (!memcmp(cp->rand256, ZERO_KEY, 16) || !memcmp(cp->hash256, ZERO_KEY, 16)) { rand256 = NULL; hash256 = NULL; } else { rand256 = cp->rand256; hash256 = cp->hash256; } err = hci_add_remote_oob_data(hdev, &cp->addr.bdaddr, cp->addr.type, hash192, rand192, hash256, rand256); if (err < 0) status = MGMT_STATUS_FAILED; else status = MGMT_STATUS_SUCCESS; err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_ADD_REMOTE_OOB_DATA, status, &cp->addr, sizeof(cp->addr)); } else { BT_ERR("add_remote_oob_data: invalid length of %u bytes", len); err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_REMOTE_OOB_DATA, MGMT_STATUS_INVALID_PARAMS); } unlock: hci_dev_unlock(hdev); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg23043.31%1470.00%
Marcel Holtmann22141.62%210.00%
Szymon Janc7714.50%210.00%
Gustavo Fernando Padovan20.38%15.00%
Vinicius Costa Gomes10.19%15.00%
Total531100.00%20100.00%


static int remove_remote_oob_data(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct mgmt_cp_remove_remote_oob_data *cp = data; u8 status; int err; BT_DBG("%s", hdev->name); if (cp->addr.type != BDADDR_BREDR) return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_REMOTE_OOB_DATA, MGMT_STATUS_INVALID_PARAMS, &cp->addr, sizeof(cp->addr)); hci_dev_lock(hdev); if (!bacmp(&cp->addr.bdaddr, BDADDR_ANY)) { hci_remote_oob_data_clear(hdev); status = MGMT_STATUS_SUCCESS; goto done; } err = hci_remove_remote_oob_data(hdev, &cp->addr.bdaddr, cp->addr.type); if (err < 0) status = MGMT_STATUS_INVALID_PARAMS; else status = MGMT_STATUS_SUCCESS; done: err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_REMOTE_OOB_DATA, status, &cp->addr, sizeof(cp->addr)); hci_dev_unlock(hdev); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg10757.22%969.23%
Szymon Janc7741.18%215.38%
Gustavo Fernando Padovan21.07%17.69%
Vinicius Costa Gomes10.53%17.69%
Total187100.00%13100.00%


void mgmt_start_discovery_complete(struct hci_dev *hdev, u8 status) { struct mgmt_pending_cmd *cmd; BT_DBG("status %d", status); hci_dev_lock(hdev); cmd = pending_find(MGMT_OP_START_DISCOVERY, hdev); if (!cmd) cmd = pending_find(MGMT_OP_START_SERVICE_DISCOVERY, hdev); if (!cmd) cmd = pending_find(MGMT_OP_START_LIMITED_DISCOVERY, hdev); if (cmd) { cmd->cmd_complete(cmd, mgmt_status(status)); mgmt_pending_remove(cmd); } hci_dev_unlock(hdev); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg5355.79%342.86%
Andre Guedes2324.21%114.29%
Marcel Holtmann1010.53%114.29%
Lukasz Rymanowski88.42%114.29%
Jakub Pawlowski11.05%114.29%
Total95100.00%7100.00%


static bool discovery_type_is_valid(struct hci_dev *hdev, uint8_t type, uint8_t *mgmt_status) { switch (type) { case DISCOV_TYPE_LE: *mgmt_status = mgmt_le_support(hdev); if (*mgmt_status) return false; break; case DISCOV_TYPE_INTERLEAVED: *mgmt_status = mgmt_le_support(hdev); if (*mgmt_status) return false; /* Intentional fall-through */ case DISCOV_TYPE_BREDR: *mgmt_status = mgmt_bredr_support(hdev); if (*mgmt_status) return false; break; default: *mgmt_status = MGMT_STATUS_INVALID_PARAMS; return false; } return true; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg96100.00%1100.00%
Total96100.00%1100.00%


static int start_discovery_internal(struct sock *sk, struct hci_dev *hdev, u16 op, void *data, u16 len) { struct mgmt_cp_start_discovery *cp = data; struct mgmt_pending_cmd *cmd; u8 status; int err; BT_DBG("%s", hdev->name); hci_dev_lock(hdev); if (!hdev_is_powered(hdev)) { err = mgmt_cmd_complete(sk, hdev->id, op, MGMT_STATUS_NOT_POWERED, &cp->type, sizeof(cp->type)); goto failed; } if (hdev->discovery.state != DISCOVERY_STOPPED || hci_dev_test_flag(hdev, HCI_PERIODIC_INQ)) { err = mgmt_cmd_complete(sk, hdev->id, op, MGMT_STATUS_BUSY, &cp->type, sizeof(cp->type)); goto failed; } if (!discovery_type_is_valid(hdev, cp->type, &status)) { err = mgmt_cmd_complete(sk, hdev->id, op, status, &cp->type, sizeof(cp->type)); goto failed; } /* Clear the discovery filter first to free any previously * allocated memory for the UUID list. */ hci_discovery_filter_clear(hdev); hdev->discovery.type = cp->type; hdev->discovery.report_invalid_rssi = false; if (op == MGMT_OP_START_LIMITED_DISCOVERY) hdev->discovery.limited = true; else hdev->discovery.limited = false; cmd = mgmt_pending_add(sk, op, hdev, data, len); if (!cmd) { err = -ENOMEM; goto failed; } cmd->cmd_complete = generic_cmd_complete; hci_discovery_set_state(hdev, DISCOVERY_STARTING); queue_work(hdev->req_workqueue, &hdev->discov_update); err = 0; failed: hci_dev_unlock(hdev); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg23776.45%1661.54%
Andre Guedes309.68%415.38%
Szymon Janc278.71%13.85%
Marcel Holtmann134.19%311.54%
Gustavo Fernando Padovan20.65%13.85%
Vinicius Costa Gomes10.32%13.85%
Total310100.00%26100.00%


static int start_discovery(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { return start_discovery_internal(sk, hdev, MGMT_OP_START_DISCOVERY, data, len); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg37100.00%1100.00%
Total37100.00%1100.00%


static int start_limited_discovery(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { return start_discovery_internal(sk, hdev, MGMT_OP_START_LIMITED_DISCOVERY, data, len); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg37100.00%1100.00%
Total37100.00%1100.00%


static int service_discovery_cmd_complete(struct mgmt_pending_cmd *cmd, u8 status) { return mgmt_cmd_complete(cmd->sk, cmd->index, cmd->opcode, status, cmd->param, 1); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg3592.11%583.33%
Andre Guedes37.89%116.67%
Total38100.00%6100.00%


static int start_service_discovery(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct mgmt_cp_start_service_discovery *cp = data; struct mgmt_pending_cmd *cmd; const u16 max_uuid_count = ((U16_MAX - sizeof(*cp)) / 16); u16 uuid_count, expected_len; u8 status; int err; BT_DBG("%s", hdev->name); hci_dev_lock(hdev); if (!hdev_is_powered(hdev)) { err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_START_SERVICE_DISCOVERY, MGMT_STATUS_NOT_POWERED, &cp->type, sizeof(cp->type)); goto failed; } if (hdev->discovery.state != DISCOVERY_STOPPED || hci_dev_test_flag(hdev, HCI_PERIODIC_INQ)) { err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_START_SERVICE_DISCOVERY, MGMT_STATUS_BUSY, &cp->type, sizeof(cp->type)); goto failed; } uuid_count = __le16_to_cpu(cp->uuid_count); if (uuid_count > max_uuid_count) { BT_ERR("service_discovery: too big uuid_count value %u", uuid_count); err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_START_SERVICE_DISCOVERY, MGMT_STATUS_INVALID_PARAMS, &cp->type, sizeof(cp->type)); goto failed; } expected_len = sizeof(*cp) + uuid_count * 16; if (expected_len != len) { BT_ERR("service_discovery: expected %u bytes, got %u bytes", expected_len, len); err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_START_SERVICE_DISCOVERY, MGMT_STATUS_INVALID_PARAMS, &cp->type, sizeof(cp->type)); goto failed; } if (!discovery_type_is_valid(hdev, cp->type, &status)) { err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_START_SERVICE_DISCOVERY, status, &cp->type, sizeof(cp->type)); goto failed; } cmd = mgmt_pending_add(sk, MGMT_OP_START_SERVICE_DISCOVERY, hdev, data, len); if (!cmd) { err = -ENOMEM; goto failed; } cmd->cmd_complete = service_discovery_cmd_complete; /* Clear the discovery filter first to free any previously * allocated memory for the UUID list. */ hci_discovery_filter_clear(hdev); hdev->discovery.result_filtering = true; hdev->discovery.type = cp->type; hdev->discovery.rssi = cp->rssi; hdev->discovery.uuid_count = uuid_count; if (uuid_count > 0) { hdev->discovery.uuids = kmemdup(cp->uuids, uuid_count * 16, GFP_KERNEL); if (!hdev->discovery.uuids) { err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_START_SERVICE_DISCOVERY, MGMT_STATUS_FAILED, &cp->type, sizeof(cp->type)); mgmt_pending_remove(cmd); goto failed; } } hci_discovery_set_state(hdev, DISCOVERY_STARTING); queue_work(hdev->req_workqueue, &hdev->discov_update); err = 0; failed: hci_dev_unlock(hdev); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg21141.29%1453.85%
Jakub Pawlowski17834.83%27.69%
Andre Guedes5911.55%519.23%
Szymon Janc519.98%13.85%
Marcel Holtmann101.96%311.54%
Gustavo Fernando Padovan20.39%13.85%
Total511100.00%26100.00%


void mgmt_stop_discovery_complete(struct hci_dev *hdev, u8 status) { struct mgmt_pending_cmd *cmd; BT_DBG("status %d", status); hci_dev_lock(hdev); cmd = pending_find(MGMT_OP_STOP_DISCOVERY, hdev); if (cmd) { cmd->cmd_complete(cmd, mgmt_status(status)); mgmt_pending_remove(cmd); } hci_dev_unlock(hdev); }

Contributors

PersonTokensPropCommitsCommitProp
Andre Guedes4871.64%233.33%
Jakub Pawlowski1623.88%116.67%
Johan Hedberg34.48%350.00%
Total67100.00%6100.00%


static int stop_discovery(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct mgmt_cp_stop_discovery *mgmt_cp = data; struct mgmt_pending_cmd *cmd; int err; BT_DBG("%s", hdev->name); hci_dev_lock(hdev); if (!hci_discovery_active(hdev)) { err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY, MGMT_STATUS_REJECTED, &mgmt_cp->type, sizeof(mgmt_cp->type)); goto unlock; } if (hdev->discovery.type != mgmt_cp->type) { err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY, MGMT_STATUS_INVALID_PARAMS, &mgmt_cp->type, sizeof(mgmt_cp->type)); goto unlock; } cmd = mgmt_pending_add(sk, MGMT_OP_STOP_DISCOVERY, hdev, data, len); if (!cmd) { err = -ENOMEM; goto unlock; } cmd->cmd_complete = generic_cmd_complete; hci_discovery_set_state(hdev, DISCOVERY_STOPPING); queue_work(hdev->req_workqueue, &hdev->discov_update); err = 0; unlock: hci_dev_unlock(hdev); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg19595.12%1178.57%
Andre Guedes83.90%214.29%
Gustavo Fernando Padovan20.98%17.14%
Total205100.00%14100.00%


static int confirm_name(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct mgmt_cp_confirm_name *cp = data; struct inquiry_entry *e; int err; BT_DBG("%s", hdev->name); hci_dev_lock(hdev); if (!hci_discovery_active(hdev)) { err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_CONFIRM_NAME, MGMT_STATUS_FAILED, &cp->addr, sizeof(cp->addr)); goto failed; } e = hci_inquiry_cache_lookup_unknown(hdev, &cp->addr.bdaddr); if (!e) { err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_CONFIRM_NAME, MGMT_STATUS_INVALID_PARAMS, &cp->addr, sizeof(cp->addr)); goto failed; } if (cp->name_known) { e->name_state = NAME_KNOWN; list_del(&e->list); } else { e->name_state = NAME_NEEDED; hci_inquiry_cache_update_resolve(hdev, e); } err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_CONFIRM_NAME, 0, &cp->addr, sizeof(cp->addr)); failed: hci_dev_unlock(hdev); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg19388.53%777.78%
Lukasz Rymanowski2411.01%111.11%
Vinicius Costa Gomes10.46%111.11%
Total218100.00%9100.00%


static int block_device(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct mgmt_cp_block_device *cp = data; u8 status; int err; BT_DBG("%s", hdev->name); if (!bdaddr_type_is_valid(cp->addr.type)) return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_BLOCK_DEVICE, MGMT_STATUS_INVALID_PARAMS, &cp->addr, sizeof(cp->addr)); hci_dev_lock(hdev); err = hci_bdaddr_list_add(&hdev->blacklist, &cp->addr.bdaddr, cp->addr.type); if (err < 0) { status = MGMT_STATUS_FAILED; goto done; } mgmt_event(MGMT_EV_DEVICE_BLOCKED, hdev, &cp->addr, sizeof(cp->addr), sk); status = MGMT_STATUS_SUCCESS; done: err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_BLOCK_DEVICE, status, &cp->addr, sizeof(cp->addr)); hci_dev_unlock(hdev); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg11058.51%1066.67%
Antti Julku7439.36%213.33%
Gustavo Fernando Padovan21.06%16.67%
Szymon Janc10.53%16.67%
Vinicius Costa Gomes10.53%16.67%
Total188100.00%15100.00%


static int unblock_device(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct mgmt_cp_unblock_device *cp = data; u8 status; int err; BT_DBG("%s", hdev->name); if (!bdaddr_type_is_valid(cp->addr.type)) return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_UNBLOCK_DEVICE, MGMT_STATUS_INVALID_PARAMS, &cp->addr, sizeof(cp->addr)); hci_dev_lock(hdev); err = hci_bdaddr_list_del(&hdev->blacklist, &cp->addr.bdaddr, cp->addr.type); if (err < 0) { status = MGMT_STATUS_INVALID_PARAMS; goto done; } mgmt_event(MGMT_EV_DEVICE_UNBLOCKED, hdev, &cp->addr, sizeof(cp->addr), sk); status = MGMT_STATUS_SUCCESS; done: err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_UNBLOCK_DEVICE, status, &cp->addr, sizeof(cp->addr)); hci_dev_unlock(hdev); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg11058.51%1066.67%
Antti Julku7439.36%213.33%
Gustavo Fernando Padovan21.06%16.67%
Szymon Janc10.53%16.67%
Vinicius Costa Gomes10.53%16.67%
Total188100.00%15100.00%


static int set_device_id(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct mgmt_cp_set_device_id *cp = data; struct hci_request req; int err; __u16 source; BT_DBG("%s", hdev->name); source = __le16_to_cpu(cp->source); if (source > 0x0002) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DEVICE_ID, MGMT_STATUS_INVALID_PARAMS); hci_dev_lock(hdev); hdev->devid_source = source; hdev->devid_vendor = __le16_to_cpu(cp->vendor); hdev->devid_product = __le16_to_cpu(cp->product); hdev->devid_version = __le16_to_cpu(cp->version); err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_DEVICE_ID, 0, NULL, 0); hci_req_init(&req, hdev); __hci_req_update_eir(&req); hci_req_run(&req, NULL); hci_dev_unlock(hdev); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Marcel Holtmann11667.84%116.67%
Szymon Janc3118.13%116.67%
Johan Hedberg2414.04%466.67%
Total171100.00%6100.00%


static void enable_advertising_instance(struct hci_dev *hdev, u8 status, u16 opcode) { BT_DBG("status %d", status); }

Contributors

PersonTokensPropCommitsCommitProp
Arman Uguray24100.00%1100.00%
Total24100.00%1100.00%


static void set_advertising_complete(struct hci_dev *hdev, u8 status, u16 opcode) { struct cmd_lookup match = { NULL, hdev }; struct hci_request req; u8 instance; struct adv_info *adv_instance; int err; hci_dev_lock(hdev); if (status) { u8 mgmt_err = mgmt_status(status); mgmt_pending_foreach(MGMT_OP_SET_ADVERTISING, hdev, cmd_status_rsp, &mgmt_err); goto unlock; } if (hci_dev_test_flag(hdev, HCI_LE_ADV)) hci_dev_set_flag(hdev, HCI_ADVERTISING); else hci_dev_clear_flag(hdev, HCI_ADVERTISING); mgmt_pending_foreach(MGMT_OP_SET_ADVERTISING, hdev, settings_rsp, &match); new_settings(hdev, match.sk); if (match.sk) sock_put(match.sk); /* If "Set Advertising" was just disabled and instance advertising was * set up earlier, then re-enable multi-instance advertising. */ if (hci_dev_test_flag(hdev, HCI_ADVERTISING) || list_empty(&hdev->adv_instances)) goto unlock; instance = hdev->cur_adv_instance; if (!instance) { adv_instance = list_first_entry_or_null(&hdev->adv_instances, struct adv_info, list); if (!adv_instance) goto unlock; instance = adv_instance->instance; } hci_req_init(&req, hdev); err = __hci_req_schedule_adv_instance(&req, instance, true); if (!err) err = hci_req_run(&req, enable_advertising_instance); if (err) BT_ERR("Failed to re-configure advertising"); unlock: hci_dev_unlock(hdev); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg10040.32%330.00%
Florian Grandel7429.84%110.00%
Arman Uguray4718.95%110.00%
Jaganath Kanakkassery156.05%110.00%
Marcel Holtmann124.84%440.00%
Total248100.00%10100.00%


static int set_advertising(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct mgmt_mode *cp = data; struct mgmt_pending_cmd *cmd; struct hci_request req; u8 val, status; int err; BT_DBG("request for %s", hdev->name); status = mgmt_le_support(hdev); if (status) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_ADVERTISING, status); if (cp->val != 0x00 && cp->val != 0x01 && cp->val != 0x02) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_ADVERTISING, MGMT_STATUS_INVALID_PARAMS); hci_dev_lock(hdev); val = !!cp->val; /* The following conditions are ones which mean that we should * not do any HCI communication but directly send a mgmt * response to user space (after toggling the flag if * necessary). */ if (!hdev_is_powered(hdev) || (val == hci_dev_test_flag(hdev, HCI_ADVERTISING) && (cp->val == 0x02) == hci_dev_test_flag(hdev, HCI_ADVERTISING_CONNECTABLE)) || hci_conn_num(hdev, LE_LINK) > 0 || (hci_dev_test_flag(hdev, HCI_LE_SCAN) && hdev->le_scan_type == LE_SCAN_ACTIVE)) { bool changed; if (cp->val) { hdev->cur_adv_instance = 0x00; changed = !hci_dev_test_and_set_flag(hdev, HCI_ADVERTISING); if (cp->val == 0x02) hci_dev_set_flag(hdev, HCI_ADVERTISING_CONNECTABLE); else hci_dev_clear_flag(hdev, HCI_ADVERTISING_CONNECTABLE); } else { changed = hci_dev_test_and_clear_flag(hdev, HCI_ADVERTISING); hci_dev_clear_flag(hdev, HCI_ADVERTISING_CONNECTABLE); } err = send_settings_rsp(sk, MGMT_OP_SET_ADVERTISING, hdev); if (err < 0) goto unlock; if (changed) err = new_settings(hdev, sk); goto unlock; } if (pending_find(MGMT_OP_SET_ADVERTISING, hdev) || pending_find(MGMT_OP_SET_LE, hdev)) { err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_ADVERTISING, MGMT_STATUS_BUSY); goto unlock; } cmd = mgmt_pending_add(sk, MGMT_OP_SET_ADVERTISING, hdev, data, len); if (!cmd) { err = -ENOMEM; goto unlock; } hci_req_init(&req, hdev); if (cp->val == 0x02) hci_dev_set_flag(hdev, HCI_ADVERTISING_CONNECTABLE); else hci_dev_clear_flag(hdev, HCI_ADVERTISING_CONNECTABLE); cancel_adv_timeout(hdev); if (val) { /* Switch to instance "0" for the Set Advertising setting. * We cannot use update_[adv|scan_rsp]_data() here as the * HCI_ADVERTISING flag is not yet set. */ hdev->cur_adv_instance = 0x00; __hci_req_update_adv_data(&req, 0x00); __hci_req_update_scan_rsp_data(&req, 0x00); __hci_req_enable_advertising(&req); } else { __hci_req_disable_advertising(&req); } err = hci_req_run(&req, set_advertising_complete); if (err < 0) mgmt_pending_remove(cmd); unlock: hci_dev_unlock(hdev); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg33170.28%942.86%
Marcel Holtmann11624.63%838.10%
Arman Uguray163.40%29.52%
Florian Grandel81.70%29.52%
Total471100.00%21100.00%


static int set_static_address(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct mgmt_cp_set_static_address *cp = data; int err; BT_DBG("%s", hdev->name); if (!lmp_le_capable(hdev)) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_STATIC_ADDRESS, MGMT_STATUS_NOT_SUPPORTED); if (hdev_is_powered(hdev)) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_STATIC_ADDRESS, MGMT_STATUS_REJECTED); if (bacmp(&cp->bdaddr, BDADDR_ANY)) { if (!bacmp(&cp->bdaddr, BDADDR_NONE)) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_STATIC_ADDRESS, MGMT_STATUS_INVALID_PARAMS); /* Two most significant bits shall be set */ if ((cp->bdaddr.b[5] & 0xc0) != 0xc0) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_STATIC_ADDRESS, MGMT_STATUS_INVALID_PARAMS); } hci_dev_lock(hdev); bacpy(&hdev->static_addr, &cp->bdaddr); err = send_settings_rsp(sk, MGMT_OP_SET_STATIC_ADDRESS, hdev); if (err < 0) goto unlock; err = new_settings(hdev, sk); unlock: hci_dev_unlock(hdev); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Marcel Holtmann21198.14%375.00%
Johan Hedberg41.86%125.00%
Total215100.00%4100.00%


static int set_scan_params(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct mgmt_cp_set_scan_params *cp = data; __u16 interval, window; int err; BT_DBG("%s", hdev->name); if (!lmp_le_capable(hdev)) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, MGMT_STATUS_NOT_SUPPORTED); interval = __le16_to_cpu(cp->interval); if (interval < 0x0004 || interval > 0x4000) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, MGMT_STATUS_INVALID_PARAMS); window = __le16_to_cpu(cp->window); if (window < 0x0004 || window > 0x4000) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, MGMT_STATUS_INVALID_PARAMS); if (window > interval) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, MGMT_STATUS_INVALID_PARAMS); hci_dev_lock(hdev); hdev->le_scan_interval = interval; hdev->le_scan_window = window; err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, 0, NULL, 0); /* If background scan is running, restart it so new parameters are * loaded. */ if (hci_dev_test_flag(hdev, HCI_LE_SCAN) && hdev->discovery.state == DISCOVERY_STOPPED) { struct hci_request req; hci_req_init(&req, hdev); hci_req_add_le_scan_disable(&req); hci_req_add_le_passive_scan(&req); hci_req_run(&req, NULL); } hci_dev_unlock(hdev); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Marcel Holtmann19778.49%350.00%
Andre Guedes4919.52%116.67%
Johan Hedberg51.99%233.33%
Total251100.00%6100.00%


static void fast_connectable_complete(struct hci_dev *hdev, u8 status, u16 opcode) { struct mgmt_pending_cmd *cmd; BT_DBG("status 0x%02x", status); hci_dev_lock(hdev); cmd = pending_find(MGMT_OP_SET_FAST_CONNECTABLE, hdev); if (!cmd) goto unlock; if (status) { mgmt_cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, mgmt_status(status)); } else { struct mgmt_mode *cp = cmd->param; if (cp->val) hci_dev_set_flag(hdev, HCI_FAST_CONNECTABLE); else hci_dev_clear_flag(hdev, HCI_FAST_CONNECTABLE); send_settings_rsp(cmd->sk, MGMT_OP_SET_FAST_CONNECTABLE, hdev); new_settings(hdev, cmd->sk); } mgmt_pending_remove(cmd); unlock: hci_dev_unlock(hdev); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg13193.57%562.50%
Marcel Holtmann96.43%337.50%
Total140100.00%8100.00%


static int set_fast_connectable(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct mgmt_mode *cp = data; struct mgmt_pending_cmd *cmd; struct hci_request req; int err; BT_DBG("%s", hdev->name); if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED) || hdev->hci_ver < BLUETOOTH_VER_1_2) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, MGMT_STATUS_NOT_SUPPORTED); if (cp->val != 0x00 && cp->val != 0x01) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, MGMT_STATUS_INVALID_PARAMS); hci_dev_lock(hdev); if (pending_find(MGMT_OP_SET_FAST_CONNECTABLE, hdev)) { err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, MGMT_STATUS_BUSY); goto unlock; } if (!!cp->val == hci_dev_test_flag(hdev, HCI_FAST_CONNECTABLE)) { err = send_settings_rsp(sk, MGMT_OP_SET_FAST_CONNECTABLE, hdev); goto unlock; } if (!hdev_is_powered(hdev)) { hci_dev_change_flag(hdev, HCI_FAST_CONNECTABLE); err = send_settings_rsp(sk, MGMT_OP_SET_FAST_CONNECTABLE, hdev); new_settings(hdev, sk); goto unlock; } cmd = mgmt_pending_add(sk, MGMT_OP_SET_FAST_CONNECTABLE, hdev, data, len); if (!cmd) { err = -ENOMEM; goto unlock; } hci_req_init(&req, hdev); __hci_req_write_fast_connectable(&req, cp->val); err = hci_req_run(&req, fast_connectable_complete); if (err < 0) { err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, MGMT_STATUS_FAILED); mgmt_pending_remove(cmd); } unlock: hci_dev_unlock(hdev); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg20867.53%1780.95%
Antti Julku9029.22%14.76%
Marcel Holtmann92.92%29.52%
Vinicius Costa Gomes10.32%14.76%
Total308100.00%21100.00%


static void set_bredr_complete(struct hci_dev *hdev, u8 status, u16 opcode) { struct mgmt_pending_cmd *cmd; BT_DBG("status 0x%02x", status); hci_dev_lock(hdev); cmd = pending_find(MGMT_OP_SET_BREDR, hdev); if (!cmd) goto unlock; if (status) { u8 mgmt_err = mgmt_status(status); /* We need to restore the flag if related HCI commands * failed. */ hci_dev_clear_flag(hdev, HCI_BREDR_ENABLED); mgmt_cmd_status(cmd->sk, cmd->index, cmd->opcode, mgmt_err); } else { send_settings_rsp(cmd->sk, MGMT_OP_SET_BREDR, hdev); new_settings(hdev, cmd->sk); } mgmt_pending_remove(cmd); unlock: hci_dev_unlock(hdev); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg11995.20%777.78%
Marcel Holtmann64.80%222.22%
Total125100.00%9100.00%


static int set_bredr(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct mgmt_mode *cp = data; struct mgmt_pending_cmd *cmd; struct hci_request req; int err; BT_DBG("request for %s", hdev->name); if (!lmp_bredr_capable(hdev) || !lmp_le_capable(hdev)) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, MGMT_STATUS_NOT_SUPPORTED); if (!hci_dev_test_flag(hdev, HCI_LE_ENABLED)) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, MGMT_STATUS_REJECTED); if (cp->val != 0x00 && cp->val != 0x01) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, MGMT_STATUS_INVALID_PARAMS); hci_dev_lock(hdev); if (cp->val == hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) { err = send_settings_rsp(sk, MGMT_OP_SET_BREDR, hdev); goto unlock; } if (!hdev_is_powered(hdev)) { if (!cp->val) { hci_dev_clear_flag(hdev, HCI_DISCOVERABLE); hci_dev_clear_flag(hdev, HCI_SSP_ENABLED); hci_dev_clear_flag(hdev, HCI_LINK_SECURITY); hci_dev_clear_flag(hdev, HCI_FAST_CONNECTABLE); hci_dev_clear_flag(hdev, HCI_HS_ENABLED); } hci_dev_change_flag(hdev, HCI_BREDR_ENABLED); err = send_settings_rsp(sk, MGMT_OP_SET_BREDR, hdev); if (err < 0) goto unlock; err = new_settings(hdev, sk); goto unlock; } /* Reject disabling when powered on */ if (!cp->val) { err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, MGMT_STATUS_REJECTED); goto unlock; } else { /* When configuring a dual-mode controller to operate * with LE only and using a static address, then switching * BR/EDR back on is not allowed. * * Dual-mode controllers shall operate with the public * address as its identity address for BR/EDR and LE. So * reject the attempt to create an invalid configuration. * * The same restrictions applies when secure connections * has been enabled. For BR/EDR this is a controller feature * while for LE it is a host stack feature. This means that * switching BR/EDR back on when secure connections has been * enabled is not a supported transaction. */ if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED) && (bacmp(&hdev->static_addr, BDADDR_ANY) || hci_dev_test_flag(hdev, HCI_SC_ENABLED))) { err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, MGMT_STATUS_REJECTED); goto unlock; } } if (pending_find(MGMT_OP_SET_BREDR, hdev)) { err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, MGMT_STATUS_BUSY); goto unlock; } cmd = mgmt_pending_add(sk, MGMT_OP_SET_BREDR, hdev, data, len); if (!cmd) { err = -ENOMEM; goto unlock; } /* We need to flip the bit already here so that * hci_req_update_adv_data generates the correct flags. */ hci_dev_set_flag(hdev, HCI_BREDR_ENABLED); hci_req_init(&req, hdev); __hci_req_write_fast_connectable(&req, false); __hci_req_update_scan(&req); /* Since only the advertising data flags will change, there * is no need to update the scan response data. */ __hci_req_update_adv_data(&req, hdev->cur_adv_instance); err = hci_req_run(&req, set_bredr_complete); if (err < 0) mgmt_pending_remove(cmd); unlock: hci_dev_unlock(hdev); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg34673.62%1361.90%
Marcel Holtmann8017.02%733.33%
Vinicius Costa Gomes449.36%14.76%
Total470100.00%21100.00%


static void sc_enable_complete(struct hci_dev *hdev, u8 status, u16 opcode) { struct mgmt_pending_cmd *cmd; struct mgmt_mode *cp; BT_DBG("%s status %u", hdev->name, status); hci_dev_lock(hdev); cmd = pending_find(MGMT_OP_SET_SECURE_CONN, hdev); if (!cmd) goto unlock; if (status) { mgmt_cmd_status(cmd->sk, cmd->index, cmd->opcode, mgmt_status(status)); goto remove; } cp = cmd->param; switch (cp->val) { case 0x00: hci_dev_clear_flag(hdev, HCI_SC_ENABLED); hci_dev_clear_flag(hdev, HCI_SC_ONLY); break; case 0x01: hci_dev_set_flag(hdev, HCI_SC_ENABLED); hci_dev_clear_flag(hdev, HCI_SC_ONLY); break; case 0x02: hci_dev_set_flag(hdev, HCI_SC_ENABLED); hci_dev_set_flag(hdev, HCI_SC_ONLY); break; } send_settings_rsp(cmd->sk, MGMT_OP_SET_SECURE_CONN, hdev); new_settings(hdev, cmd->sk); remove: mgmt_pending_remove(cmd); unlock: hci_dev_unlock(hdev); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg17390.58%466.67%
Marcel Holtmann189.42%233.33%
Total191100.00%6100.00%


static int set_secure_conn(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct mgmt_mode *cp = data; struct mgmt_pending_cmd *cmd; struct hci_request req; u8 val; int err; BT_DBG("request for %s", hdev->name); if (!lmp_sc_capable(hdev) && !hci_dev_test_flag(hdev, HCI_LE_ENABLED)) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN, MGMT_STATUS_NOT_SUPPORTED); if (hci_dev_test_flag(hdev, HCI_BREDR_ENABLED) && lmp_sc_capable(hdev) && !hci_dev_test_flag(hdev, HCI_SSP_ENABLED)) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN, MGMT_STATUS_REJECTED); if (cp->val != 0x00 && cp->val != 0x01 && cp->val != 0x02) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN, MGMT_STATUS_INVALID_PARAMS); hci_dev_lock(hdev); if (!hdev_is_powered(hdev) || !lmp_sc_capable(hdev) || !hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) { bool changed; if (cp->val) { changed = !hci_dev_test_and_set_flag(hdev, HCI_SC_ENABLED); if (cp->val == 0x02) hci_dev_set_flag(hdev, HCI_SC_ONLY); else hci_dev_clear_flag(hdev, HCI_SC_ONLY); } else { changed = hci_dev_test_and_clear_flag(hdev, HCI_SC_ENABLED); hci_dev_clear_flag(hdev, HCI_SC_ONLY); } err = send_settings_rsp(sk, MGMT_OP_SET_SECURE_CONN, hdev); if (err < 0) goto failed; if (changed) err = new_settings(hdev, sk); goto failed; } if (pending_find(MGMT_OP_SET_SECURE_CONN, hdev)) { err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN, MGMT_STATUS_BUSY); goto failed; } val = !!cp->val; if (val == hci_dev_test_flag(hdev, HCI_SC_ENABLED) && (cp->val == 0x02) == hci_dev_test_flag(hdev, HCI_SC_ONLY)) { err = send_settings_rsp(sk, MGMT_OP_SET_SECURE_CONN, hdev); goto failed; } cmd = mgmt_pending_add(sk, MGMT_OP_SET_SECURE_CONN, hdev, data, len); if (!cmd) { err = -ENOMEM; goto failed; } hci_req_init(&req, hdev); hci_req_add(&req, HCI_OP_WRITE_SC_SUPPORT, 1, &val); err = hci_req_run(&req, sc_enable_complete); if (err < 0) { mgmt_pending_remove(cmd); goto failed; } failed: hci_dev_unlock(hdev); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Marcel Holtmann40189.51%960.00%
Johan Hedberg4710.49%640.00%
Total448100.00%15100.00%


static int set_debug_keys(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct mgmt_mode *cp = data; bool changed, use_changed; int err; BT_DBG("request for %s", hdev->name); if (cp->val != 0x00 && cp->val != 0x01 && cp->val != 0x02) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DEBUG_KEYS, MGMT_STATUS_INVALID_PARAMS); hci_dev_lock(hdev); if (cp->val) changed = !hci_dev_test_and_set_flag(hdev, HCI_KEEP_DEBUG_KEYS); else changed = hci_dev_test_and_clear_flag(hdev, HCI_KEEP_DEBUG_KEYS); if (cp->val == 0x02) use_changed = !hci_dev_test_and_set_flag(hdev, HCI_USE_DEBUG_KEYS); else use_changed = hci_dev_test_and_clear_flag(hdev, HCI_USE_DEBUG_KEYS); if (hdev_is_powered(hdev) && use_changed && hci_dev_test_flag(hdev, HCI_SSP_ENABLED)) { u8 mode = (cp->val == 0x02) ? 0x01 : 0x00; hci_send_cmd(hdev, HCI_OP_WRITE_SSP_DEBUG_MODE, sizeof(mode), &mode); } err = send_settings_rsp(sk, MGMT_OP_SET_DEBUG_KEYS, hdev); if (err < 0) goto unlock; if (changed) err = new_settings(hdev, sk); unlock: hci_dev_unlock(hdev); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Marcel Holtmann15567.10%466.67%
Johan Hedberg7632.90%233.33%
Total231100.00%6100.00%


static int set_privacy(struct sock *sk, struct hci_dev *hdev, void *cp_data, u16 len) { struct mgmt_cp_set_privacy *cp = cp_data; bool changed; int err; BT_DBG("request for %s", hdev->name); if (!lmp_le_capable(hdev)) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_PRIVACY, MGMT_STATUS_NOT_SUPPORTED); if (cp->privacy != 0x00 && cp->privacy != 0x01 && cp->privacy != 0x02) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_PRIVACY, MGMT_STATUS_INVALID_PARAMS); if (hdev_is_powered(hdev)) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_PRIVACY, MGMT_STATUS_REJECTED); hci_dev_lock(hdev); /* If user space supports this command it is also expected to * handle IRKs. Therefore, set the HCI_RPA_RESOLVING flag. */ hci_dev_set_flag(hdev, HCI_RPA_RESOLVING); if (cp->privacy) { changed = !hci_dev_test_and_set_flag(hdev, HCI_PRIVACY); memcpy(hdev->irk, cp->irk, sizeof(hdev->irk)); hci_dev_set_flag(hdev, HCI_RPA_EXPIRED); if (cp->privacy == 0x02) hci_dev_set_flag(hdev, HCI_LIMITED_PRIVACY); else hci_dev_clear_flag(hdev, HCI_LIMITED_PRIVACY); } else { changed = hci_dev_test_and_clear_flag(hdev, HCI_PRIVACY); memset(hdev->irk, 0, sizeof(hdev->irk)); hci_dev_clear_flag(hdev, HCI_RPA_EXPIRED); hci_dev_clear_flag(hdev, HCI_LIMITED_PRIVACY); } err = send_settings_rsp(sk, MGMT_OP_SET_PRIVACY, hdev); if (err < 0) goto unlock; if (changed) err = new_settings(hdev, sk); unlock: hci_dev_unlock(hdev); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg27194.76%450.00%
Marcel Holtmann155.24%450.00%
Total286100.00%8100.00%


static bool irk_is_valid(struct mgmt_irk_info *irk) { switch (irk->addr.type) { case BDADDR_LE_PUBLIC: return true; case BDADDR_LE_RANDOM: /* Two most significant bits shall be set */ if ((irk->addr.bdaddr.b[5] & 0xc0) != 0xc0) return false; return true; } return false; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg59100.00%1100.00%
Total59100.00%1100.00%


static int load_irks(struct sock *sk, struct hci_dev *hdev, void *cp_data, u16 len) { struct mgmt_cp_load_irks *cp = cp_data; const u16 max_irk_count = ((U16_MAX - sizeof(*cp)) / sizeof(struct mgmt_irk_info)); u16 irk_count, expected_len; int i, err; BT_DBG("request for %s", hdev->name); if (!lmp_le_capable(hdev)) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_IRKS, MGMT_STATUS_NOT_SUPPORTED); irk_count = __le16_to_cpu(cp->irk_count); if (irk_count > max_irk_count) { BT_ERR("load_irks: too big irk_count value %u", irk_count); return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_IRKS, MGMT_STATUS_INVALID_PARAMS); } expected_len = sizeof(*cp) + irk_count * sizeof(struct mgmt_irk_info); if (expected_len != len) { BT_ERR("load_irks: expected %u bytes, got %u bytes", expected_len, len); return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_IRKS, MGMT_STATUS_INVALID_PARAMS); } BT_DBG("%s irk_count %u", hdev->name, irk_count); for (i = 0; i < irk_count; i++) { struct mgmt_irk_info *key = &cp->irks[i]; if (!irk_is_valid(key)) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_IRKS, MGMT_STATUS_INVALID_PARAMS); } hci_dev_lock(hdev); hci_smp_irks_clear(hdev); for (i = 0; i < irk_count; i++) { struct mgmt_irk_info *irk = &cp->irks[i]; hci_add_irk(hdev, &irk->addr.bdaddr, le_addr_type(irk->addr.type), irk->val, BDADDR_ANY); } hci_dev_set_flag(hdev, HCI_RPA_RESOLVING); err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_LOAD_IRKS, 0, NULL, 0); hci_dev_unlock(hdev); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg33599.11%685.71%
Marcel Holtmann30.89%114.29%
Total338100.00%7100.00%


static bool ltk_is_valid(struct mgmt_ltk_info *key) { if (key->master != 0x00 && key->master != 0x01) return false; switch (key->addr.type) { case BDADDR_LE_PUBLIC: return true; case BDADDR_LE_RANDOM: /* Two most significant bits shall be set */ if ((key->addr.bdaddr.b[5] & 0xc0) != 0xc0) return false; return true; } return false; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg4153.95%150.00%
Marcel Holtmann3546.05%150.00%
Total76100.00%2100.00%


static int load_long_term_keys(struct sock *sk, struct hci_dev *hdev, void *cp_data, u16 len) { struct mgmt_cp_load_long_term_keys *cp = cp_data; const u16 max_key_count = ((U16_MAX - sizeof(*cp)) / sizeof(struct mgmt_ltk_info)); u16 key_count, expected_len; int i, err; BT_DBG("request for %s", hdev->name); if (!lmp_le_capable(hdev)) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, MGMT_STATUS_NOT_SUPPORTED); key_count = __le16_to_cpu(cp->key_count); if (key_count > max_key_count) { BT_ERR("load_ltks: too big key_count value %u", key_count); return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, MGMT_STATUS_INVALID_PARAMS); } expected_len = sizeof(*cp) + key_count * sizeof(struct mgmt_ltk_info); if (expected_len != len) { BT_ERR("load_keys: expected %u bytes, got %u bytes", expected_len, len); return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, MGMT_STATUS_INVALID_PARAMS); } BT_DBG("%s key_count %u", hdev->name, key_count); for (i = 0; i < key_count; i++) { struct mgmt_ltk_info *key = &cp->keys[i]; if (!ltk_is_valid(key)) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, MGMT_STATUS_INVALID_PARAMS); } hci_dev_lock(hdev); hci_smp_ltks_clear(hdev); for (i = 0; i < key_count; i++) { struct mgmt_ltk_info *key = &cp->keys[i]; u8 type, authenticated; switch (key->type) { case MGMT_LTK_UNAUTHENTICATED: authenticated = 0x00; type = key->master ? SMP_LTK : SMP_LTK_SLAVE; break; case MGMT_LTK_AUTHENTICATED: authenticated = 0x01; type = key->master ? SMP_LTK : SMP_LTK_SLAVE; break; case MGMT_LTK_P256_UNAUTH: authenticated = 0x00; type = SMP_LTK_P256; break; case MGMT_LTK_P256_AUTH: authenticated = 0x01; type = SMP_LTK_P256; break; case MGMT_LTK_P256_DEBUG: authenticated = 0x00; type = SMP_LTK_P256_DEBUG; default: continue; } hci_add_ltk(hdev, &key->addr.bdaddr, le_addr_type(key->addr.type), type, authenticated, key->val, key->enc_size, key->ediv, key->rand); } err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, 0, NULL, 0); hci_dev_unlock(hdev); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg31071.93%1381.25%
Vinicius Costa Gomes8720.19%16.25%
Marcel Holtmann347.89%212.50%
Total431100.00%16100.00%


static int conn_info_cmd_complete(struct mgmt_pending_cmd *cmd, u8 status) { struct hci_conn *conn = cmd->user_data; struct mgmt_rp_get_conn_info rp; int err; memcpy(&rp.addr, cmd->param, sizeof(rp.addr)); if (status == MGMT_STATUS_SUCCESS) { rp.rssi = conn->rssi; rp.tx_power = conn->tx_power; rp.max_tx_power = conn->max_tx_power; } else { rp.rssi = HCI_RSSI_INVALID; rp.tx_power = HCI_TX_POWER_INVALID; rp.max_tx_power = HCI_TX_POWER_INVALID; } err = mgmt_cmd_complete(cmd->sk, cmd->index, MGMT_OP_GET_CONN_INFO, status, &rp, sizeof(rp)); hci_conn_drop(conn); hci_conn_put(conn); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Andrzej Kaczmarek9265.71%222.22%
Johan Hedberg4834.29%777.78%
Total140100.00%9100.00%


static void conn_info_refresh_complete(struct hci_dev *hdev, u8 hci_status, u16 opcode) { struct hci_cp_read_rssi *cp; struct mgmt_pending_cmd *cmd; struct hci_conn *conn; u16 handle; u8 status; BT_DBG("status 0x%02x", hci_status); hci_dev_lock(hdev); /* Commands sent in request are either Read RSSI or Read Transmit Power * Level so we check which one was last sent to retrieve connection * handle. Both commands have handle as first parameter so it's safe to * cast data on the same command struct. * * First command sent is always Read RSSI and we fail only if it fails. * In other case we simply override error to indicate success as we * already remembered if TX power value is actually valid. */ cp = hci_sent_cmd_data(hdev, HCI_OP_READ_RSSI); if (!cp) { cp = hci_sent_cmd_data(hdev, HCI_OP_READ_TX_POWER); status = MGMT_STATUS_SUCCESS; } else { status = mgmt_status(hci_status); } if (!cp) { BT_ERR("invalid sent_cmd in conn_info response"); goto unlock; } handle = __le16_to_cpu(cp->handle); conn = hci_conn_hash_lookup_handle(hdev, handle); if (!conn) { BT_ERR("unknown handle (%d) in conn_info response", handle); goto unlock; } cmd = pending_find_data(MGMT_OP_GET_CONN_INFO, hdev, conn); if (!cmd) goto unlock; cmd->cmd_complete(cmd, status); mgmt_pending_remove(cmd); unlock: hci_dev_unlock(hdev); }

Contributors

PersonTokensPropCommitsCommitProp
Andrzej Kaczmarek13072.22%116.67%
Johan Hedberg4726.11%466.67%
Marcel Holtmann31.67%116.67%
Total180100.00%6100.00%


static int get_conn_info(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct mgmt_cp_get_conn_info *cp = data; struct mgmt_rp_get_conn_info rp; struct hci_conn *conn; unsigned long conn_info_age; int err = 0; BT_DBG("%s", hdev->name); memset(&rp, 0, sizeof(rp)); bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); rp.addr.type = cp->addr.type; if (!bdaddr_type_is_valid(cp->addr.type)) return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, MGMT_STATUS_INVALID_PARAMS, &rp, sizeof(rp)); hci_dev_lock(hdev); if (!hdev_is_powered(hdev)) { err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp)); goto unlock; } if (cp->addr.type == BDADDR_BREDR) conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->addr.bdaddr); else conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &cp->addr.bdaddr); if (!conn || conn->state != BT_CONNECTED) { err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, MGMT_STATUS_NOT_CONNECTED, &rp, sizeof(rp)); goto unlock; } if (pending_find_data(MGMT_OP_GET_CONN_INFO, hdev, conn)) { err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, MGMT_STATUS_BUSY, &rp, sizeof(rp)); goto unlock; } /* To avoid client trying to guess when to poll again for information we * calculate conn info age as random value between min/max set in hdev. */ conn_info_age = hdev->conn_info_min_age + prandom_u32_max(hdev->conn_info_max_age - hdev->conn_info_min_age); /* Query controller to refresh cached values if they are too old or were * never read. */ if (time_after(jiffies, conn->conn_info_timestamp + msecs_to_jiffies(conn_info_age)) || !conn->conn_info_timestamp) { struct hci_request req; struct hci_cp_read_tx_power req_txp_cp; struct hci_cp_read_rssi req_rssi_cp; struct mgmt_pending_cmd *cmd; hci_req_init(&req, hdev); req_rssi_cp.handle = cpu_to_le16(conn->handle); hci_req_add(&req, HCI_OP_READ_RSSI, sizeof(req_rssi_cp), &req_rssi_cp); /* For LE links TX power does not change thus we don't need to * query for it once value is known. */ if (!bdaddr_type_is_le(cp->addr.type) || conn->tx_power == HCI_TX_POWER_INVALID) { req_txp_cp.handle = cpu_to_le16(conn->handle); req_txp_cp.type = 0x00; hci_req_add(&req, HCI_OP_READ_TX_POWER, sizeof(req_txp_cp), &req_txp_cp); } /* Max TX power needs to be read only once per connection */ if (conn->max_tx_power == HCI_TX_POWER_INVALID) { req_txp_cp.handle = cpu_to_le16(conn->handle); req_txp_cp.type = 0x01; hci_req_add(&req, HCI_OP_READ_TX_POWER, sizeof(req_txp_cp), &req_txp_cp); } err = hci_req_run(&req, conn_info_refresh_complete); if (err < 0) goto unlock; cmd = mgmt_pending_add(sk, MGMT_OP_GET_CONN_INFO, hdev, data, len); if (!cmd) { err = -ENOMEM; goto unlock; } hci_conn_hold(conn); cmd->user_data = hci_conn_get(conn); cmd->cmd_complete = conn_info_cmd_complete; conn->conn_info_timestamp = jiffies; } else { /* Cache is valid, just reply with values cached in hci_conn */ rp.rssi = conn->rssi; rp.tx_power = conn->tx_power; rp.max_tx_power = conn->max_tx_power; err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, MGMT_STATUS_SUCCESS, &rp, sizeof(rp)); } unlock: hci_dev_unlock(hdev); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Andrzej Kaczmarek57091.49%444.44%
Johan Hedberg538.51%555.56%
Total623100.00%9100.00%


static int clock_info_cmd_complete(struct mgmt_pending_cmd *cmd, u8 status) { struct hci_conn *conn = cmd->user_data; struct mgmt_rp_get_clock_info rp; struct hci_dev *hdev; int err; memset(&rp, 0, sizeof(rp)); memcpy(&rp.addr, cmd->param, sizeof(rp.addr)); if (status) goto complete; hdev = hci_dev_get(cmd->index); if (hdev) { rp.local_clock = cpu_to_le32(hdev->clock); hci_dev_put(hdev); } if (conn) { rp.piconet_clock = cpu_to_le32(conn->clock); rp.accuracy = cpu_to_le16(conn->clock_accuracy); } complete: err = mgmt_cmd_complete(cmd->sk, cmd->index, cmd->opcode, status, &rp, sizeof(rp)); if (conn) { hci_conn_drop(conn); hci_conn_put(conn); } return err; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg17395.58%685.71%
Andrzej Kaczmarek84.42%114.29%
Total181100.00%7100.00%


static void get_clock_info_complete(struct hci_dev *hdev, u8 status, u16 opcode) { struct hci_cp_read_clock *hci_cp; struct mgmt_pending_cmd *cmd; struct hci_conn *conn; BT_DBG("%s status %u", hdev->name, status); hci_dev_lock(hdev); hci_cp = hci_sent_cmd_data(hdev, HCI_OP_READ_CLOCK); if (!hci_cp) goto unlock; if (hci_cp->which) { u16 handle = __le16_to_cpu(hci_cp->handle); conn = hci_conn_hash_lookup_handle(hdev, handle); } else { conn = NULL; } cmd = pending_find_data(MGMT_OP_GET_CLOCK_INFO, hdev, conn); if (!cmd) goto unlock; cmd->cmd_complete(cmd, mgmt_status(status)); mgmt_pending_remove(cmd); unlock: hci_dev_unlock(hdev); }

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PersonTokensPropCommitsCommitProp
Johan Hedberg13997.89%480.00%
Marcel Holtmann32.11%120.00%
Total142100.00%5100.00%


static int get_clock_info(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct mgmt_cp_get_clock_info *cp = data; struct mgmt_rp_get_clock_info rp; struct hci_cp_read_clock hci_cp; struct mgmt_pending_cmd *cmd; struct hci_request req; struct hci_conn *conn; int err; BT_DBG("%s", hdev->name); memset(&rp, 0, sizeof(rp)); bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); rp.addr.type = cp->addr.type; if (cp->addr.type != BDADDR_BREDR) return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CLOCK_INFO, MGMT_STATUS_INVALID_PARAMS, &rp, sizeof(rp)); hci_dev_lock(hdev); if (!hdev_is_powered(hdev)) { err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CLOCK_INFO, MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp)); goto unlock; } if (bacmp(&cp->addr.bdaddr, BDADDR_ANY)) { conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->addr.bdaddr); if (!conn || conn->state != BT_CONNECTED) { err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CLOCK_INFO, MGMT_STATUS_NOT_CONNECTED, &rp, sizeof(rp)); goto unlock; } } else { conn = NULL; } cmd = mgmt_pending_add(sk, MGMT_OP_GET_CLOCK_INFO, hdev, data, len); if (!cmd) { err = -ENOMEM; goto unlock; } cmd->cmd_complete = clock_info_cmd_complete; hci_req_init(&req, hdev); memset(&hci_cp, 0, sizeof(hci_cp)); hci_req_add(&req, HCI_OP_READ_CLOCK, sizeof(hci_cp), &hci_cp); if (conn) { hci_conn_hold(conn); cmd->user_data = hci_conn_get(conn); hci_cp.handle = cpu_to_le16(conn->handle); hci_cp.which = 0x01; /* Piconet clock */ hci_req_add(&req, HCI_OP_READ_CLOCK, sizeof(hci_cp), &hci_cp); } err = hci_req_run(&req, get_clock_info_complete); if (err < 0) mgmt_pending_remove(cmd); unlock: hci_dev_unlock(hdev); return err; }

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Johan Hedberg415100.00%5100.00%
Total415100.00%5100.00%


static bool is_connected(struct hci_dev *hdev, bdaddr_t *addr, u8 type) { struct hci_conn *conn; conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, addr); if (!conn) return false; if (conn->dst_type != type) return false; if (conn->state != BT_CONNECTED) return false; return true; }

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Johan Hedberg67100.00%1100.00%
Total67100.00%1100.00%

/* This function requires the caller holds hdev->lock */
static int hci_conn_params_set(struct hci_dev *hdev, bdaddr_t *addr, u8 addr_type, u8 auto_connect) { struct hci_conn_params *params; params = hci_conn_params_add(hdev, addr, addr_type); if (!params) return -EIO; if (params->auto_connect == auto_connect) return 0; list_del_init(&params->action); switch (auto_connect) { case HCI_AUTO_CONN_DISABLED: case HCI_AUTO_CONN_LINK_LOSS: /* If auto connect is being disabled when we're trying to * connect to device, keep connecting. */ if (params->explicit_connect) list_add(&params->action, &hdev->pend_le_conns); break; case HCI_AUTO_CONN_REPORT: if (params->explicit_connect) list_add(&params->action, &hdev->pend_le_conns); else list_add(&params->action, &hdev->pend_le_reports); break; case HCI_AUTO_CONN_DIRECT: case HCI_AUTO_CONN_ALWAYS: if (!is_connected(hdev, addr, addr_type)) list_add(&params->action, &hdev->pend_le_conns); break; } params->auto_connect = auto_connect; BT_DBG("addr %pMR (type %u) auto_connect %u", addr, addr_type, auto_connect); return 0; }

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PersonTokensPropCommitsCommitProp
Johan Hedberg16789.30%375.00%
Jakub Pawlowski2010.70%125.00%
Total187100.00%4100.00%


static void device_added(struct sock *sk, struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type, u8 action) { struct mgmt_ev_device_added ev; bacpy(&ev.addr.bdaddr, bdaddr); ev.addr.type = type; ev.action = action; mgmt_event(MGMT_EV_DEVICE_ADDED, hdev, &ev, sizeof(ev), sk); }

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PersonTokensPropCommitsCommitProp
Marcel Holtmann73100.00%1100.00%
Total73100.00%1100.00%


static int add_device(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct mgmt_cp_add_device *cp = data; u8 auto_conn, addr_type; int err; BT_DBG("%s", hdev->name); if (!bdaddr_type_is_valid(cp->addr.type) || !bacmp(&cp->addr.bdaddr, BDADDR_ANY)) return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_ADD_DEVICE, MGMT_STATUS_INVALID_PARAMS, &cp->addr, sizeof(cp->addr)); if (cp->action != 0x00 && cp->action != 0x01 && cp->action != 0x02) return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_ADD_DEVICE, MGMT_STATUS_INVALID_PARAMS, &cp->addr, sizeof(cp->addr)); hci_dev_lock(hdev); if (cp->addr.type == BDADDR_BREDR) { /* Only incoming connections action is supported for now */ if (cp->action != 0x01) { err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_ADD_DEVICE, MGMT_STATUS_INVALID_PARAMS, &cp->addr, sizeof(cp->addr)); goto unlock; } err = hci_bdaddr_list_add(&hdev->whitelist, &cp->addr.bdaddr, cp->addr.type); if (err) goto unlock; hci_req_update_scan(hdev); goto added; } addr_type = le_addr_type(cp->addr.type); if (cp->action == 0x02) auto_conn = HCI_AUTO_CONN_ALWAYS; else if (cp->action == 0x01) auto_conn = HCI_AUTO_CONN_DIRECT; else auto_conn = HCI_AUTO_CONN_REPORT; /* Kernel internally uses conn_params with resolvable private * address, but Add Device allows only identity addresses. * Make sure it is enforced before calling * hci_conn_params_lookup. */ if (!hci_is_identity_address(&cp->addr.bdaddr, addr_type)) { err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_ADD_DEVICE, MGMT_STATUS_INVALID_PARAMS, &cp->addr, sizeof(cp->addr)); goto unlock; } /* If the connection parameters don't exist for this device, * they will be created and configured with defaults. */ if (hci_conn_params_set(hdev, &cp->addr.bdaddr, addr_type, auto_conn) < 0) { err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_ADD_DEVICE, MGMT_STATUS_FAILED, &cp->addr, sizeof(cp->addr)); goto unlock; } hci_update_background_scan(hdev); added: device_added(sk, hdev, &cp->addr.bdaddr, cp->addr.type, cp->action); err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_ADD_DEVICE, MGMT_STATUS_SUCCESS, &cp->addr, sizeof(cp->addr)); unlock: hci_dev_unlock(hdev); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Marcel Holtmann26057.78%428.57%
Johan Hedberg16135.78%964.29%
Jakub Pawlowski296.44%17.14%
Total450100.00%14100.00%


static void device_removed(struct sock *sk, struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type) { struct mgmt_ev_device_removed ev; bacpy(&ev.addr.bdaddr, bdaddr); ev.addr.type = type; mgmt_event(MGMT_EV_DEVICE_REMOVED, hdev, &ev, sizeof(ev), sk); }

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Marcel Holtmann64100.00%1100.00%
Total64100.00%1100.00%


static int remove_device(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct mgmt_cp_remove_device *cp = data; int err; BT_DBG("%s", hdev->name); hci_dev_lock(hdev); if (bacmp(&cp->addr.bdaddr, BDADDR_ANY)) { struct hci_conn_params *params; u8 addr_type; if (!bdaddr_type_is_valid(cp->addr.type)) { err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_DEVICE, MGMT_STATUS_INVALID_PARAMS, &cp->addr, sizeof(cp->addr)); goto unlock; } if (cp->addr.type == BDADDR_BREDR) { err = hci_bdaddr_list_del(&hdev->whitelist, &cp->addr.bdaddr, cp->addr.type); if (err) { err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_DEVICE, MGMT_STATUS_INVALID_PARAMS, &cp->addr, sizeof(cp->addr)); goto unlock; } hci_req_update_scan(hdev); device_removed(sk, hdev, &cp->addr.bdaddr, cp->addr.type); goto complete; } addr_type = le_addr_type(cp->addr.type); /* Kernel internally uses conn_params with resolvable private * address, but Remove Device allows only identity addresses. * Make sure it is enforced before calling * hci_conn_params_lookup. */ if (!hci_is_identity_address(&cp->addr.bdaddr, addr_type)) { err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_DEVICE, MGMT_STATUS_INVALID_PARAMS, &cp->addr, sizeof(cp->addr)); goto unlock; } params = hci_conn_params_lookup(hdev, &cp->addr.bdaddr, addr_type); if (!params) { err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_DEVICE, MGMT_STATUS_INVALID_PARAMS, &cp->addr, sizeof(cp->addr)); goto unlock; } if (params->auto_connect == HCI_AUTO_CONN_DISABLED || params->auto_connect == HCI_AUTO_CONN_EXPLICIT) { err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_DEVICE, MGMT_STATUS_INVALID_PARAMS, &cp->addr, sizeof(cp->addr)); goto unlock; } list_del(&params->action); list_del(&params->list); kfree(params); hci_update_background_scan(hdev); device_removed(sk, hdev, &cp->addr.bdaddr, cp->addr.type); } else { struct hci_conn_params *p, *tmp; struct bdaddr_list *b, *btmp; if (cp->addr.type) { err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_DEVICE, MGMT_STATUS_INVALID_PARAMS, &cp->addr, sizeof(cp->addr)); goto unlock; } list_for_each_entry_safe(b, btmp, &hdev->whitelist, list) { device_removed(sk, hdev, &b->bdaddr, b->bdaddr_type); list_del(&b->list); kfree(b); } hci_req_update_scan(hdev); list_for_each_entry_safe(p, tmp, &hdev->le_conn_params, list) { if (p->auto_connect == HCI_AUTO_CONN_DISABLED) continue; device_removed(sk, hdev, &p->addr, p->addr_type); if (p->explicit_connect) { p->auto_connect = HCI_AUTO_CONN_EXPLICIT; continue; } list_del(&p->action); list_del(&p->list); kfree(p); } BT_DBG("All LE connection parameters were removed"); hci_update_background_scan(hdev); } complete: err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_DEVICE, MGMT_STATUS_SUCCESS, &cp->addr, sizeof(cp->addr)); unlock: hci_dev_unlock(hdev); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg46972.71%1381.25%
Marcel Holtmann14722.79%212.50%
Jakub Pawlowski294.50%16.25%
Total645100.00%16100.00%


static int load_conn_param(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct mgmt_cp_load_conn_param *cp = data; const u16 max_param_count = ((U16_MAX - sizeof(*cp)) / sizeof(struct mgmt_conn_param)); u16 param_count, expected_len; int i; if (!lmp_le_capable(hdev)) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_CONN_PARAM, MGMT_STATUS_NOT_SUPPORTED); param_count = __le16_to_cpu(cp->param_count); if (param_count > max_param_count) { BT_ERR("load_conn_param: too big param_count value %u", param_count); return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_CONN_PARAM, MGMT_STATUS_INVALID_PARAMS); } expected_len = sizeof(*cp) + param_count * sizeof(struct mgmt_conn_param); if (expected_len != len) { BT_ERR("load_conn_param: expected %u bytes, got %u bytes", expected_len, len); return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_CONN_PARAM, MGMT_STATUS_INVALID_PARAMS); } BT_DBG("%s param_count %u", hdev->name, param_count); hci_dev_lock(hdev); hci_conn_params_clear_disabled(hdev); for (i = 0; i < param_count; i++) { struct mgmt_conn_param *param = &cp->params[i]; struct hci_conn_params *hci_param; u16 min, max, latency, timeout; u8 addr_type; BT_DBG("Adding %pMR (type %u)", &param->addr.bdaddr, param->addr.type); if (param->addr.type == BDADDR_LE_PUBLIC) { addr_type = ADDR_LE_DEV_PUBLIC; } else if (param->addr.type == BDADDR_LE_RANDOM) { addr_type = ADDR_LE_DEV_RANDOM; } else { BT_ERR("Ignoring invalid connection parameters"); continue; } min = le16_to_cpu(param->min_interval); max = le16_to_cpu(param->max_interval); latency = le16_to_cpu(param->latency); timeout = le16_to_cpu(param->timeout); BT_DBG("min 0x%04x max 0x%04x latency 0x%04x timeout 0x%04x", min, max, latency, timeout); if (hci_check_conn_params(min, max, latency, timeout) < 0) { BT_ERR("Ignoring invalid connection parameters"); continue; } hci_param = hci_conn_params_add(hdev, &param->addr.bdaddr, addr_type); if (!hci_param) { BT_ERR("Failed to add connection parameters"); continue; } hci_param->conn_min_interval = min; hci_param->conn_max_interval = max; hci_param->conn_latency = latency; hci_param->supervision_timeout = timeout; } hci_dev_unlock(hdev); return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_LOAD_CONN_PARAM, 0, NULL, 0); }

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Johan Hedberg441100.00%4100.00%
Total441100.00%4100.00%


static int set_external_config(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct mgmt_cp_set_external_config *cp = data; bool changed; int err; BT_DBG("%s", hdev->name); if (hdev_is_powered(hdev)) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_EXTERNAL_CONFIG, MGMT_STATUS_REJECTED); if (cp->config != 0x00 && cp->config != 0x01) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_EXTERNAL_CONFIG, MGMT_STATUS_INVALID_PARAMS); if (!test_bit(HCI_QUIRK_EXTERNAL_CONFIG, &hdev->quirks)) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_EXTERNAL_CONFIG, MGMT_STATUS_NOT_SUPPORTED); hci_dev_lock(hdev); if (cp->config) changed = !hci_dev_test_and_set_flag(hdev, HCI_EXT_CONFIGURED); else changed = hci_dev_test_and_clear_flag(hdev, HCI_EXT_CONFIGURED); err = send_options_rsp(sk, MGMT_OP_SET_EXTERNAL_CONFIG, hdev); if (err < 0) goto unlock; if (!changed) goto unlock; err = new_options(hdev, sk); if (hci_dev_test_flag(hdev, HCI_UNCONFIGURED) == is_configured(hdev)) { mgmt_index_removed(hdev); if (hci_dev_test_and_change_flag(hdev, HCI_UNCONFIGURED)) { hci_dev_set_flag(hdev, HCI_CONFIG); hci_dev_set_flag(hdev, HCI_AUTO_OFF); queue_work(hdev->req_workqueue, &hdev->power_on); } else { set_bit(HCI_RAW, &hdev->flags); mgmt_index_added(hdev); } } unlock: hci_dev_unlock(hdev); return err; }

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Marcel Holtmann27298.91%990.00%
Johan Hedberg31.09%110.00%
Total275100.00%10100.00%


static int set_public_address(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct mgmt_cp_set_public_address *cp = data; bool changed; int err; BT_DBG("%s", hdev->name); if (hdev_is_powered(hdev)) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_PUBLIC_ADDRESS, MGMT_STATUS_REJECTED); if (!bacmp(&cp->bdaddr, BDADDR_ANY)) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_PUBLIC_ADDRESS, MGMT_STATUS_INVALID_PARAMS); if (!hdev->set_bdaddr) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_PUBLIC_ADDRESS, MGMT_STATUS_NOT_SUPPORTED); hci_dev_lock(hdev); changed = !!bacmp(&hdev->public_addr, &cp->bdaddr); bacpy(&hdev->public_addr, &cp->bdaddr); err = send_options_rsp(sk, MGMT_OP_SET_PUBLIC_ADDRESS, hdev); if (err < 0) goto unlock; if (!changed) goto unlock; if (hci_dev_test_flag(hdev, HCI_UNCONFIGURED)) err = new_options(hdev, sk); if (is_configured(hdev)) { mgmt_index_removed(hdev); hci_dev_clear_flag(hdev, HCI_UNCONFIGURED); hci_dev_set_flag(hdev, HCI_CONFIG); hci_dev_set_flag(hdev, HCI_AUTO_OFF); queue_work(hdev->req_workqueue, &hdev->power_on); } unlock: hci_dev_unlock(hdev); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Marcel Holtmann24998.81%480.00%
Johan Hedberg31.19%120.00%
Total252100.00%5100.00%


static void read_local_oob_ext_data_complete(struct hci_dev *hdev, u8 status, u16 opcode, struct sk_buff *skb) { const struct mgmt_cp_read_local_oob_ext_data *mgmt_cp; struct mgmt_rp_read_local_oob_ext_data *mgmt_rp; u8 *h192, *r192, *h256, *r256; struct mgmt_pending_cmd *cmd; u16 eir_len; int err; BT_DBG("%s status %u", hdev->name, status); cmd = pending_find(MGMT_OP_READ_LOCAL_OOB_EXT_DATA, hdev); if (!cmd) return; mgmt_cp = cmd->param; if (status) { status = mgmt_status(status); eir_len = 0; h192 = NULL; r192 = NULL; h256 = NULL; r256 = NULL; } else if (opcode == HCI_OP_READ_LOCAL_OOB_DATA) { struct hci_rp_read_local_oob_data *rp; if (skb->len != sizeof(*rp)) { status = MGMT_STATUS_FAILED; eir_len = 0; } else { status = MGMT_STATUS_SUCCESS; rp = (void *)skb->data; eir_len = 5 + 18 + 18; h192 = rp->hash; r192 = rp->rand; h256 = NULL; r256 = NULL; } } else { struct hci_rp_read_local_oob_ext_data *rp; if (skb->len != sizeof(*rp)) { status = MGMT_STATUS_FAILED; eir_len = 0; } else { status = MGMT_STATUS_SUCCESS; rp = (void *)skb->data; if (hci_dev_test_flag(hdev, HCI_SC_ONLY)) { eir_len = 5 + 18 + 18; h192 = NULL; r192 = NULL; } else { eir_len = 5 + 18 + 18 + 18 + 18; h192 = rp->hash192; r192 = rp->rand192; } h256 = rp->hash256; r256 = rp->rand256; } } mgmt_rp = kmalloc(sizeof(*mgmt_rp) + eir_len, GFP_KERNEL); if (!mgmt_rp) goto done; if (status) goto send_rsp; eir_len = eir_append_data(mgmt_rp->eir, 0, EIR_CLASS_OF_DEV, hdev->dev_class, 3); if (h192 && r192) { eir_len = eir_append_data(mgmt_rp->eir, eir_len, EIR_SSP_HASH_C192, h192, 16); eir_len = eir_append_data(mgmt_rp->eir, eir_len, EIR_SSP_RAND_R192, r192, 16); } if (h256 && r256) { eir_len = eir_append_data(mgmt_rp->eir, eir_len, EIR_SSP_HASH_C256, h256, 16); eir_len = eir_append_data(mgmt_rp->eir, eir_len, EIR_SSP_RAND_R256, r256, 16); } send_rsp: mgmt_rp->type = mgmt_cp->type; mgmt_rp->eir_len = cpu_to_le16(eir_len); err = mgmt_cmd_complete(cmd->sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_EXT_DATA, status, mgmt_rp, sizeof(*mgmt_rp) + eir_len); if (err < 0 || status) goto done; hci_sock_set_flag(cmd->sk, HCI_MGMT_OOB_DATA_EVENTS); err = mgmt_limited_event(MGMT_EV_LOCAL_OOB_DATA_UPDATED, hdev, mgmt_rp, sizeof(*mgmt_rp) + eir_len, HCI_MGMT_OOB_DATA_EVENTS, cmd->sk); done: kfree(mgmt_rp); mgmt_pending_remove(cmd); }

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Johan Hedberg552100.00%1100.00%
Total552100.00%1100.00%


static int read_local_ssp_oob_req(struct hci_dev *hdev, struct sock *sk, struct mgmt_cp_read_local_oob_ext_data *cp) { struct mgmt_pending_cmd *cmd; struct hci_request req; int err; cmd = mgmt_pending_add(sk, MGMT_OP_READ_LOCAL_OOB_EXT_DATA, hdev, cp, sizeof(*cp)); if (!cmd) return -ENOMEM; hci_req_init(&req, hdev); if (bredr_sc_enabled(hdev)) hci_req_add(&req, HCI_OP_READ_LOCAL_OOB_EXT_DATA, 0, NULL); else hci_req_add(&req, HCI_OP_READ_LOCAL_OOB_DATA, 0, NULL); err = hci_req_run_skb(&req, read_local_oob_ext_data_complete); if (err < 0) { mgmt_pending_remove(cmd); return err; } return 0; }

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Johan Hedberg130100.00%1100.00%
Total130100.00%1100.00%


static int read_local_oob_ext_data(struct sock *sk, struct hci_dev *hdev, void *data, u16 data_len) { struct mgmt_cp_read_local_oob_ext_data *cp = data; struct mgmt_rp_read_local_oob_ext_data *rp; size_t rp_len; u16 eir_len; u8 status, flags, role, addr[7], hash[16], rand[16]; int err; BT_DBG("%s", hdev->name); if (hdev_is_powered(hdev)) { switch (cp->type) { case BIT(BDADDR_BREDR): status = mgmt_bredr_support(hdev); if (status) eir_len = 0; else eir_len = 5; break; case (BIT(BDADDR_LE_PUBLIC) | BIT(BDADDR_LE_RANDOM)): status = mgmt_le_support(hdev); if (status) eir_len = 0; else eir_len = 9 + 3 + 18 + 18 + 3; break; default: status = MGMT_STATUS_INVALID_PARAMS; eir_len = 0; break; } } else { status = MGMT_STATUS_NOT_POWERED; eir_len = 0; } rp_len = sizeof(*rp) + eir_len; rp = kmalloc(rp_len, GFP_ATOMIC); if (!rp) return -ENOMEM; if (status) goto complete; hci_dev_lock(hdev); eir_len = 0; switch (cp->type) { case BIT(BDADDR_BREDR): if (hci_dev_test_flag(hdev, HCI_SSP_ENABLED)) { err = read_local_ssp_oob_req(hdev, sk, cp); hci_dev_unlock(hdev); if (!err) goto done; status = MGMT_STATUS_FAILED; goto complete; } else { eir_len = eir_append_data(rp->eir, eir_len, EIR_CLASS_OF_DEV, hdev->dev_class, 3); } break; case (BIT(BDADDR_LE_PUBLIC) | BIT(BDADDR_LE_RANDOM)): if (hci_dev_test_flag(hdev, HCI_SC_ENABLED) && smp_generate_oob(hdev, hash, rand) < 0) { hci_dev_unlock(hdev); status = MGMT_STATUS_FAILED; goto complete; } /* This should return the active RPA, but since the RPA * is only programmed on demand, it is really hard to fill * this in at the moment. For now disallow retrieving * local out-of-band data when privacy is in use. * * Returning the identity address will not help here since * pairing happens before the identity resolving key is * known and thus the connection establishment happens * based on the RPA and not the identity address. */ if (hci_dev_test_flag(hdev, HCI_PRIVACY)) { hci_dev_unlock(hdev); status = MGMT_STATUS_REJECTED; goto complete; } if (hci_dev_test_flag(hdev, HCI_FORCE_STATIC_ADDR) || !bacmp(&hdev->bdaddr, BDADDR_ANY) || (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED) && bacmp(&hdev->static_addr, BDADDR_ANY))) { memcpy(addr, &hdev->static_addr, 6); addr[6] = 0x01; } else { memcpy(addr, &hdev->bdaddr, 6); addr[6] = 0x00; } eir_len = eir_append_data(rp->eir, eir_len, EIR_LE_BDADDR, addr, sizeof(addr)); if (hci_dev_test_flag(hdev, HCI_ADVERTISING)) role = 0x02; else role = 0x01; eir_len = eir_append_data(rp->eir, eir_len, EIR_LE_ROLE, &role, sizeof(role)); if (hci_dev_test_flag(hdev, HCI_SC_ENABLED)) { eir_len = eir_append_data(rp->eir, eir_len, EIR_LE_SC_CONFIRM, hash, sizeof(hash)); eir_len = eir_append_data(rp->eir, eir_len, EIR_LE_SC_RANDOM, rand, sizeof(rand)); } flags = mgmt_get_adv_discov_flags(hdev); if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) flags |= LE_AD_NO_BREDR; eir_len = eir_append_data(rp->eir, eir_len, EIR_FLAGS, &flags, sizeof(flags)); break; } hci_dev_unlock(hdev); hci_sock_set_flag(sk, HCI_MGMT_OOB_DATA_EVENTS); status = MGMT_STATUS_SUCCESS; complete: rp->type = cp->type; rp->eir_len = cpu_to_le16(eir_len); err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_EXT_DATA, status, rp, sizeof(*rp) + eir_len); if (err < 0 || status) goto done; err = mgmt_limited_event(MGMT_EV_LOCAL_OOB_DATA_UPDATED, hdev, rp, sizeof(*rp) + eir_len, HCI_MGMT_OOB_DATA_EVENTS, sk); done: kfree(rp); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Marcel Holtmann67093.58%981.82%
Johan Hedberg466.42%218.18%
Total716100.00%11100.00%


static u32 get_supported_adv_flags(struct hci_dev *hdev) { u32 flags = 0; flags |= MGMT_ADV_FLAG_CONNECTABLE; flags |= MGMT_ADV_FLAG_DISCOV; flags |= MGMT_ADV_FLAG_LIMITED_DISCOV; flags |= MGMT_ADV_FLAG_MANAGED_FLAGS; flags |= MGMT_ADV_FLAG_APPEARANCE; flags |= MGMT_ADV_FLAG_LOCAL_NAME; if (hdev->adv_tx_power != HCI_TX_POWER_INVALID) flags |= MGMT_ADV_FLAG_TX_POWER; return flags; }

Contributors

PersonTokensPropCommitsCommitProp
Arman Uguray4785.45%133.33%
Michał Narajowski814.55%266.67%
Total55100.00%3100.00%


static int read_adv_features(struct sock *sk, struct hci_dev *hdev, void *data, u16 data_len) { struct mgmt_rp_read_adv_features *rp; size_t rp_len; int err; struct adv_info *adv_instance; u32 supported_flags; u8 *instance; BT_DBG("%s", hdev->name); if (!lmp_le_capable(hdev)) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_READ_ADV_FEATURES, MGMT_STATUS_REJECTED); hci_dev_lock(hdev); rp_len = sizeof(*rp) + hdev->adv_instance_cnt; rp = kmalloc(rp_len, GFP_ATOMIC); if (!rp) { hci_dev_unlock(hdev); return -ENOMEM; } supported_flags = get_supported_adv_flags(hdev); rp->supported_flags = cpu_to_le32(supported_flags); rp->max_adv_data_len = HCI_MAX_AD_LENGTH; rp->max_scan_rsp_len = HCI_MAX_AD_LENGTH; rp->max_instances = HCI_MAX_ADV_INSTANCES; rp->num_instances = hdev->adv_instance_cnt; instance = rp->instance; list_for_each_entry(adv_instance, &hdev->adv_instances, list) { *instance = adv_instance->instance; instance++; } hci_dev_unlock(hdev); err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_READ_ADV_FEATURES, MGMT_STATUS_SUCCESS, rp, rp_len); kfree(rp); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Marcel Holtmann13561.64%337.50%
Arman Uguray4118.72%225.00%
Florian Grandel2511.42%225.00%
Johan Hedberg188.22%112.50%
Total219100.00%8100.00%


static u8 calculate_name_len(struct hci_dev *hdev) { u8 buf[HCI_MAX_SHORT_NAME_LENGTH + 3]; return append_local_name(hdev, buf, 0); }

Contributors

PersonTokensPropCommitsCommitProp
Michał Narajowski29100.00%1100.00%
Total29100.00%1100.00%


static u8 tlv_data_max_len(struct hci_dev *hdev, u32 adv_flags, bool is_adv_data) { u8 max_len = HCI_MAX_AD_LENGTH; if (is_adv_data) { if (adv_flags & (MGMT_ADV_FLAG_DISCOV | MGMT_ADV_FLAG_LIMITED_DISCOV | MGMT_ADV_FLAG_MANAGED_FLAGS)) max_len -= 3; if (adv_flags & MGMT_ADV_FLAG_TX_POWER) max_len -= 3; } else { if (adv_flags & MGMT_ADV_FLAG_LOCAL_NAME) max_len -= calculate_name_len(hdev); if (adv_flags & (MGMT_ADV_FLAG_APPEARANCE)) max_len -= 4; } return max_len; }

Contributors

PersonTokensPropCommitsCommitProp
Arman Uguray3642.35%444.44%
Michał Narajowski3136.47%333.33%
Marcel Holtmann1011.76%111.11%
Szymon Janc89.41%111.11%
Total85100.00%9100.00%


static bool flags_managed(u32 adv_flags) { return adv_flags & (MGMT_ADV_FLAG_DISCOV | MGMT_ADV_FLAG_LIMITED_DISCOV | MGMT_ADV_FLAG_MANAGED_FLAGS); }

Contributors

PersonTokensPropCommitsCommitProp
Szymon Janc20100.00%1100.00%
Total20100.00%1100.00%


static bool tx_power_managed(u32 adv_flags) { return adv_flags & MGMT_ADV_FLAG_TX_POWER; }

Contributors

PersonTokensPropCommitsCommitProp
Szymon Janc14100.00%1100.00%
Total14100.00%1100.00%


static bool name_managed(u32 adv_flags) { return adv_flags & MGMT_ADV_FLAG_LOCAL_NAME; }

Contributors

PersonTokensPropCommitsCommitProp
Szymon Janc14100.00%1100.00%
Total14100.00%1100.00%


static bool appearance_managed(u32 adv_flags) { return adv_flags & MGMT_ADV_FLAG_APPEARANCE; }

Contributors

PersonTokensPropCommitsCommitProp
Szymon Janc14100.00%1100.00%
Total14100.00%1100.00%


static bool tlv_data_is_valid(struct hci_dev *hdev, u32 adv_flags, u8 *data, u8 len, bool is_adv_data) { int i, cur_len; u8 max_len; max_len = tlv_data_max_len(hdev, adv_flags, is_adv_data); if (len > max_len) return false; /* Make sure that the data is correctly formatted. */ for (i = 0, cur_len = 0; i < len; i += (cur_len + 1)) { cur_len = data[i]; if (data[i + 1] == EIR_FLAGS && (!is_adv_data || flags_managed(adv_flags))) return false; if (data[i + 1] == EIR_TX_POWER && tx_power_managed(adv_flags)) return false; if (data[i + 1] == EIR_NAME_COMPLETE && name_managed(adv_flags)) return false; if (data[i + 1] == EIR_NAME_SHORT && name_managed(adv_flags)) return false; if (data[i + 1] == EIR_APPEARANCE && appearance_managed(adv_flags)) return false; /* If the current field length would exceed the total data * length, then it's invalid. */ if (i + cur_len >= len) return false; } return true; }

Contributors

PersonTokensPropCommitsCommitProp
Szymon Janc10653.27%228.57%
Arman Uguray8643.22%457.14%
Michał Narajowski73.52%114.29%
Total199100.00%7100.00%


static void add_advertising_complete(struct hci_dev *hdev, u8 status, u16 opcode) { struct mgmt_pending_cmd *cmd; struct mgmt_cp_add_advertising *cp; struct mgmt_rp_add_advertising rp; struct adv_info *adv_instance, *n; u8 instance; BT_DBG("status %d", status); hci_dev_lock(hdev); cmd = pending_find(MGMT_OP_ADD_ADVERTISING, hdev); list_for_each_entry_safe(adv_instance, n, &hdev->adv_instances, list) { if (!adv_instance->pending) continue; if (!status) { adv_instance->pending = false; continue; } instance = adv_instance->instance; if (hdev->cur_adv_instance == instance) cancel_adv_timeout(hdev); hci_remove_adv_instance(hdev, instance); mgmt_advertising_removed(cmd ? cmd->sk : NULL, hdev, instance); } if (!cmd) goto unlock; cp = cmd->param; rp.instance = cp->instance; if (status) mgmt_cmd_status(cmd->sk, cmd->index, cmd->opcode, mgmt_status(status)); else mgmt_cmd_complete(cmd->sk, cmd->index, cmd->opcode, mgmt_status(status), &rp, sizeof(rp)); mgmt_pending_remove(cmd); unlock: hci_dev_unlock(hdev); }

Contributors

PersonTokensPropCommitsCommitProp
Arman Uguray14765.33%133.33%
Florian Grandel7734.22%133.33%
Johan Hedberg10.44%133.33%
Total225100.00%3100.00%


static int add_advertising(struct sock *sk, struct hci_dev *hdev, void *data, u16 data_len) { struct mgmt_cp_add_advertising *cp = data; struct mgmt_rp_add_advertising rp; u32 flags; u32 supported_flags; u8 status; u16 timeout, duration; unsigned int prev_instance_cnt = hdev->adv_instance_cnt; u8 schedule_instance = 0; struct adv_info *next_instance; int err; struct mgmt_pending_cmd *cmd; struct hci_request req; BT_DBG("%s", hdev->name); status = mgmt_le_support(hdev); if (status) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_ADVERTISING, status); if (cp->instance < 1 || cp->instance > HCI_MAX_ADV_INSTANCES) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_ADVERTISING, MGMT_STATUS_INVALID_PARAMS); if (data_len != sizeof(*cp) + cp->adv_data_len + cp->scan_rsp_len) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_ADVERTISING, MGMT_STATUS_INVALID_PARAMS); flags = __le32_to_cpu(cp->flags); timeout = __le16_to_cpu(cp->timeout); duration = __le16_to_cpu(cp->duration); /* The current implementation only supports a subset of the specified * flags. */ supported_flags = get_supported_adv_flags(hdev); if (flags & ~supported_flags) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_ADVERTISING, MGMT_STATUS_INVALID_PARAMS); hci_dev_lock(hdev); if (timeout && !hdev_is_powered(hdev)) { err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_ADVERTISING, MGMT_STATUS_REJECTED); goto unlock; } if (pending_find(MGMT_OP_ADD_ADVERTISING, hdev) || pending_find(MGMT_OP_REMOVE_ADVERTISING, hdev) || pending_find(MGMT_OP_SET_LE, hdev)) { err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_ADVERTISING, MGMT_STATUS_BUSY); goto unlock; } if (!tlv_data_is_valid(hdev, flags, cp->data, cp->adv_data_len, true) || !tlv_data_is_valid(hdev, flags, cp->data + cp->adv_data_len, cp->scan_rsp_len, false)) { err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_ADVERTISING, MGMT_STATUS_INVALID_PARAMS); goto unlock; } err = hci_add_adv_instance(hdev, cp->instance, flags, cp->adv_data_len, cp->data, cp->scan_rsp_len, cp->data + cp->adv_data_len, timeout, duration); if (err < 0) { err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_ADVERTISING, MGMT_STATUS_FAILED); goto unlock; } /* Only trigger an advertising added event if a new instance was * actually added. */ if (hdev->adv_instance_cnt > prev_instance_cnt) mgmt_advertising_added(sk, hdev, cp->instance); if (hdev->cur_adv_instance == cp->instance) { /* If the currently advertised instance is being changed then * cancel the current advertising and schedule the next * instance. If there is only one instance then the overridden * advertising data will be visible right away. */ cancel_adv_timeout(hdev); next_instance = hci_get_next_instance(hdev, cp->instance); if (next_instance) schedule_instance = next_instance->instance; } else if (!hdev->adv_instance_timeout) { /* Immediately advertise the new instance if no other * instance is currently being advertised. */ schedule_instance = cp->instance; } /* If the HCI_ADVERTISING flag is set or the device isn't powered or * there is no instance to be advertised then we have no HCI * communication to make. Simply return. */ if (!hdev_is_powered(hdev) || hci_dev_test_flag(hdev, HCI_ADVERTISING) || !schedule_instance) { rp.instance = cp->instance; err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_ADD_ADVERTISING, MGMT_STATUS_SUCCESS, &rp, sizeof(rp)); goto unlock; } /* We're good to go, update advertising data, parameters, and start * advertising. */ cmd = mgmt_pending_add(sk, MGMT_OP_ADD_ADVERTISING, hdev, data, data_len); if (!cmd) { err = -ENOMEM; goto unlock; } hci_req_init(&req, hdev); err = __hci_req_schedule_adv_instance(&req, schedule_instance, true); if (!err) err = hci_req_run(&req, add_advertising_complete); if (err < 0) mgmt_pending_remove(cmd); unlock: hci_dev_unlock(hdev); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Arman Uguray45169.49%654.55%
Florian Grandel13220.34%19.09%
Johan Hedberg345.24%218.18%
Marcel Holtmann284.31%19.09%
Michał Narajowski40.62%19.09%
Total649100.00%11100.00%


static void remove_advertising_complete(struct hci_dev *hdev, u8 status, u16 opcode) { struct mgmt_pending_cmd *cmd; struct mgmt_cp_remove_advertising *cp; struct mgmt_rp_remove_advertising rp; BT_DBG("status %d", status); hci_dev_lock(hdev); /* A failure status here only means that we failed to disable * advertising. Otherwise, the advertising instance has been removed, * so report success. */ cmd = pending_find(MGMT_OP_REMOVE_ADVERTISING, hdev); if (!cmd) goto unlock; cp = cmd->param; rp.instance = cp->instance; mgmt_cmd_complete(cmd->sk, cmd->index, cmd->opcode, MGMT_STATUS_SUCCESS, &rp, sizeof(rp)); mgmt_pending_remove(cmd); unlock: hci_dev_unlock(hdev); }

Contributors

PersonTokensPropCommitsCommitProp
Arman Uguray9887.50%150.00%
Florian Grandel1412.50%150.00%
Total112100.00%2100.00%


static int remove_advertising(struct sock *sk, struct hci_dev *hdev, void *data, u16 data_len) { struct mgmt_cp_remove_advertising *cp = data; struct mgmt_rp_remove_advertising rp; struct mgmt_pending_cmd *cmd; struct hci_request req; int err; BT_DBG("%s", hdev->name); hci_dev_lock(hdev); if (cp->instance && !hci_find_adv_instance(hdev, cp->instance)) { err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_REMOVE_ADVERTISING, MGMT_STATUS_INVALID_PARAMS); goto unlock; } if (pending_find(MGMT_OP_ADD_ADVERTISING, hdev) || pending_find(MGMT_OP_REMOVE_ADVERTISING, hdev) || pending_find(MGMT_OP_SET_LE, hdev)) { err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_REMOVE_ADVERTISING, MGMT_STATUS_BUSY); goto unlock; } if (list_empty(&hdev->adv_instances)) { err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_REMOVE_ADVERTISING, MGMT_STATUS_INVALID_PARAMS); goto unlock; } hci_req_init(&req, hdev); hci_req_clear_adv_instance(hdev, sk, &req, cp->instance, true); if (list_empty(&hdev->adv_instances)) __hci_req_disable_advertising(&req); /* If no HCI commands have been collected so far or the HCI_ADVERTISING * flag is set or the device isn't powered then we have no HCI * communication to make. Simply return. */ if (skb_queue_empty(&req.cmd_q) || !hdev_is_powered(hdev) || hci_dev_test_flag(hdev, HCI_ADVERTISING)) { rp.instance = cp->instance; err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_ADVERTISING, MGMT_STATUS_SUCCESS, &rp, sizeof(rp)); goto unlock; } cmd = mgmt_pending_add(sk, MGMT_OP_REMOVE_ADVERTISING, hdev, data, data_len); if (!cmd) { err = -ENOMEM; goto unlock; } err = hci_req_run(&req, remove_advertising_complete); if (err < 0) mgmt_pending_remove(cmd); unlock: hci_dev_unlock(hdev); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Arman Uguray26580.30%228.57%
Florian Grandel5215.76%114.29%
Johan Hedberg133.94%457.14%
Total330100.00%7100.00%


static int get_adv_size_info(struct sock *sk, struct hci_dev *hdev, void *data, u16 data_len) { struct mgmt_cp_get_adv_size_info *cp = data; struct mgmt_rp_get_adv_size_info rp; u32 flags, supported_flags; int err; BT_DBG("%s", hdev->name); if (!lmp_le_capable(hdev)) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_GET_ADV_SIZE_INFO, MGMT_STATUS_REJECTED); if (cp->instance < 1 || cp->instance > HCI_MAX_ADV_INSTANCES) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_GET_ADV_SIZE_INFO, MGMT_STATUS_INVALID_PARAMS); flags = __le32_to_cpu(cp->flags); /* The current implementation only supports a subset of the specified * flags. */ supported_flags = get_supported_adv_flags(hdev); if (flags & ~supported_flags) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_GET_ADV_SIZE_INFO, MGMT_STATUS_INVALID_PARAMS); rp.instance = cp->instance; rp.flags = cp->flags; rp.max_adv_data_len = tlv_data_max_len(hdev, flags, true); rp.max_scan_rsp_len = tlv_data_max_len(hdev, flags, false); err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_ADV_SIZE_INFO, MGMT_STATUS_SUCCESS, &rp, sizeof(rp)); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Marcel Holtmann20398.07%150.00%
Michał Narajowski41.93%150.00%
Total207100.00%2100.00%

static const struct hci_mgmt_handler mgmt_handlers[] = { { NULL }, /* 0x0000 (no command) */ { read_version, MGMT_READ_VERSION_SIZE, HCI_MGMT_NO_HDEV | HCI_MGMT_UNTRUSTED }, { read_commands, MGMT_READ_COMMANDS_SIZE, HCI_MGMT_NO_HDEV | HCI_MGMT_UNTRUSTED }, { read_index_list, MGMT_READ_INDEX_LIST_SIZE, HCI_MGMT_NO_HDEV | HCI_MGMT_UNTRUSTED }, { read_controller_info, MGMT_READ_INFO_SIZE, HCI_MGMT_UNTRUSTED }, { set_powered, MGMT_SETTING_SIZE }, { set_discoverable, MGMT_SET_DISCOVERABLE_SIZE }, { set_connectable, MGMT_SETTING_SIZE }, { set_fast_connectable, MGMT_SETTING_SIZE }, { set_bondable, MGMT_SETTING_SIZE }, { set_link_security, MGMT_SETTING_SIZE }, { set_ssp, MGMT_SETTING_SIZE }, { set_hs, MGMT_SETTING_SIZE }, { set_le, MGMT_SETTING_SIZE }, { set_dev_class, MGMT_SET_DEV_CLASS_SIZE }, { set_local_name, MGMT_SET_LOCAL_NAME_SIZE }, { add_uuid, MGMT_ADD_UUID_SIZE }, { remove_uuid, MGMT_REMOVE_UUID_SIZE }, { load_link_keys, MGMT_LOAD_LINK_KEYS_SIZE, HCI_MGMT_VAR_LEN }, { load_long_term_keys, MGMT_LOAD_LONG_TERM_KEYS_SIZE, HCI_MGMT_VAR_LEN }, { disconnect, MGMT_DISCONNECT_SIZE }, { get_connections, MGMT_GET_CONNECTIONS_SIZE }, { pin_code_reply, MGMT_PIN_CODE_REPLY_SIZE }, { pin_code_neg_reply, MGMT_PIN_CODE_NEG_REPLY_SIZE }, { set_io_capability, MGMT_SET_IO_CAPABILITY_SIZE }, { pair_device, MGMT_PAIR_DEVICE_SIZE }, { cancel_pair_device, MGMT_CANCEL_PAIR_DEVICE_SIZE }, { unpair_device, MGMT_UNPAIR_DEVICE_SIZE }, { user_confirm_reply, MGMT_USER_CONFIRM_REPLY_SIZE }, { user_confirm_neg_reply, MGMT_USER_CONFIRM_NEG_REPLY_SIZE }, { user_passkey_reply, MGMT_USER_PASSKEY_REPLY_SIZE }, { user_passkey_neg_reply, MGMT_USER_PASSKEY_NEG_REPLY_SIZE }, { read_local_oob_data, MGMT_READ_LOCAL_OOB_DATA_SIZE }, { add_remote_oob_data, MGMT_ADD_REMOTE_OOB_DATA_SIZE, HCI_MGMT_VAR_LEN }, { remove_remote_oob_data, MGMT_REMOVE_REMOTE_OOB_DATA_SIZE }, { start_discovery, MGMT_START_DISCOVERY_SIZE }, { stop_discovery, MGMT_STOP_DISCOVERY_SIZE }, { confirm_name, MGMT_CONFIRM_NAME_SIZE }, { block_device, MGMT_BLOCK_DEVICE_SIZE }, { unblock_device, MGMT_UNBLOCK_DEVICE_SIZE }, { set_device_id, MGMT_SET_DEVICE_ID_SIZE }, { set_advertising, MGMT_SETTING_SIZE }, { set_bredr, MGMT_SETTING_SIZE }, { set_static_address, MGMT_SET_STATIC_ADDRESS_SIZE }, { set_scan_params, MGMT_SET_SCAN_PARAMS_SIZE }, { set_secure_conn, MGMT_SETTING_SIZE }, { set_debug_keys, MGMT_SETTING_SIZE }, { set_privacy, MGMT_SET_PRIVACY_SIZE }, { load_irks, MGMT_LOAD_IRKS_SIZE, HCI_MGMT_VAR_LEN }, { get_conn_info, MGMT_GET_CONN_INFO_SIZE }, { get_clock_info, MGMT_GET_CLOCK_INFO_SIZE }, { add_device, MGMT_ADD_DEVICE_SIZE }, { remove_device, MGMT_REMOVE_DEVICE_SIZE }, { load_conn_param, MGMT_LOAD_CONN_PARAM_SIZE, HCI_MGMT_VAR_LEN }, { read_unconf_index_list, MGMT_READ_UNCONF_INDEX_LIST_SIZE, HCI_MGMT_NO_HDEV | HCI_MGMT_UNTRUSTED }, { read_config_info, MGMT_READ_CONFIG_INFO_SIZE, HCI_MGMT_UNCONFIGURED | HCI_MGMT_UNTRUSTED }, { set_external_config, MGMT_SET_EXTERNAL_CONFIG_SIZE, HCI_MGMT_UNCONFIGURED }, { set_public_address, MGMT_SET_PUBLIC_ADDRESS_SIZE, HCI_MGMT_UNCONFIGURED }, { start_service_discovery, MGMT_START_SERVICE_DISCOVERY_SIZE, HCI_MGMT_VAR_LEN }, { read_local_oob_ext_data, MGMT_READ_LOCAL_OOB_EXT_DATA_SIZE }, { read_ext_index_list, MGMT_READ_EXT_INDEX_LIST_SIZE, HCI_MGMT_NO_HDEV | HCI_MGMT_UNTRUSTED }, { read_adv_features, MGMT_READ_ADV_FEATURES_SIZE }, { add_advertising, MGMT_ADD_ADVERTISING_SIZE, HCI_MGMT_VAR_LEN }, { remove_advertising, MGMT_REMOVE_ADVERTISING_SIZE }, { get_adv_size_info, MGMT_GET_ADV_SIZE_INFO_SIZE }, { start_limited_discovery, MGMT_START_DISCOVERY_SIZE }, { read_ext_controller_info,MGMT_READ_EXT_INFO_SIZE, HCI_MGMT_UNTRUSTED }, { set_appearance, MGMT_SET_APPEARANCE_SIZE }, };
void mgmt_index_added(struct hci_dev *hdev) { struct mgmt_ev_ext_index ev; if (test_bit(HCI_QUIRK_RAW_DEVICE, &hdev->quirks)) return; switch (hdev->dev_type) { case HCI_PRIMARY: if (hci_dev_test_flag(hdev, HCI_UNCONFIGURED)) { mgmt_index_event(MGMT_EV_UNCONF_INDEX_ADDED, hdev, NULL, 0, HCI_MGMT_UNCONF_INDEX_EVENTS); ev.type = 0x01; } else { mgmt_index_event(MGMT_EV_INDEX_ADDED, hdev, NULL, 0, HCI_MGMT_INDEX_EVENTS); ev.type = 0x00; } break; case HCI_AMP: ev.type = 0x02; break; default: return; } ev.bus = hdev->bus; mgmt_index_event(MGMT_EV_EXT_INDEX_ADDED, hdev, &ev, sizeof(ev), HCI_MGMT_EXT_INDEX_EVENTS); }

Contributors

PersonTokensPropCommitsCommitProp
Marcel Holtmann10783.59%654.55%
Johan Hedberg1612.50%327.27%
Szymon Janc32.34%19.09%
Andrei Emeltchenko21.56%19.09%
Total128100.00%11100.00%


void mgmt_index_removed(struct hci_dev *hdev) { struct mgmt_ev_ext_index ev; u8 status = MGMT_STATUS_INVALID_INDEX; if (test_bit(HCI_QUIRK_RAW_DEVICE, &hdev->quirks)) return; switch (hdev->dev_type) { case HCI_PRIMARY: mgmt_pending_foreach(0, hdev, cmd_complete_rsp, &status); if (hci_dev_test_flag(hdev, HCI_UNCONFIGURED)) { mgmt_index_event(MGMT_EV_UNCONF_INDEX_REMOVED, hdev, NULL, 0, HCI_MGMT_UNCONF_INDEX_EVENTS); ev.type = 0x01; } else { mgmt_index_event(MGMT_EV_INDEX_REMOVED, hdev, NULL, 0, HCI_MGMT_INDEX_EVENTS); ev.type = 0x00; } break; case HCI_AMP: ev.type = 0x02; break; default: return; } ev.bus = hdev->bus; mgmt_index_event(MGMT_EV_EXT_INDEX_REMOVED, hdev, &ev, sizeof(ev), HCI_MGMT_EXT_INDEX_EVENTS); }

Contributors

PersonTokensPropCommitsCommitProp
Marcel Holtmann10773.79%746.67%
Johan Hedberg3322.76%640.00%
Szymon Janc32.07%16.67%
Andrei Emeltchenko21.38%16.67%
Total145100.00%15100.00%

/* This function requires the caller holds hdev->lock */
static void restart_le_actions(struct hci_dev *hdev) { struct hci_conn_params *p; list_for_each_entry(p, &hdev->le_conn_params, list) { /* Needed for AUTO_OFF case where might not "really" * have been powered off. */ list_del_init(&p->action); switch (p->auto_connect) { case HCI_AUTO_CONN_DIRECT: case HCI_AUTO_CONN_ALWAYS: list_add(&p->action, &hdev->pend_le_conns); break; case HCI_AUTO_CONN_REPORT: list_add(&p->action, &hdev->pend_le_reports); break; default: break; } } }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg4858.54%350.00%
Andre Guedes2834.15%116.67%
Marcel Holtmann67.32%233.33%
Total82100.00%6100.00%


void mgmt_power_on(struct hci_dev *hdev, int err) { struct cmd_lookup match = { NULL, hdev }; BT_DBG("err %d", err); hci_dev_lock(hdev); if (!err) { restart_le_actions(hdev); hci_update_background_scan(hdev); } mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, &match); new_settings(hdev, match.sk); if (match.sk) sock_put(match.sk); hci_dev_unlock(hdev); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg8593.41%375.00%
Marcel Holtmann66.59%125.00%
Total91100.00%4100.00%


void __mgmt_power_off(struct hci_dev *hdev) { struct cmd_lookup match = { NULL, hdev }; u8 status, zero_cod[] = { 0, 0, 0 }; mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, &match); /* If the power off is because of hdev unregistration let * use the appropriate INVALID_INDEX status. Otherwise use * NOT_POWERED. We cover both scenarios here since later in * mgmt_index_removed() any hci_conn callbacks will have already * been triggered, potentially causing misleading DISCONNECTED * status responses. */ if (hci_dev_test_flag(hdev, HCI_UNREGISTER)) status = MGMT_STATUS_INVALID_INDEX; else status = MGMT_STATUS_NOT_POWERED; mgmt_pending_foreach(0, hdev, cmd_complete_rsp, &status); if (memcmp(hdev->dev_class, zero_cod, sizeof(zero_cod)) != 0) { mgmt_limited_event(MGMT_EV_CLASS_OF_DEV_CHANGED, hdev, zero_cod, sizeof(zero_cod), HCI_MGMT_DEV_CLASS_EVENTS, NULL); ext_info_changed(hdev, NULL); } new_settings(hdev, match.sk); if (match.sk) sock_put(match.sk); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg11177.08%857.14%
Andrzej Kaczmarek1711.81%214.29%
Marcel Holtmann1510.42%321.43%
Florian Grandel10.69%17.14%
Total144100.00%14100.00%


void mgmt_set_powered_failed(struct hci_dev *hdev, int err) { struct mgmt_pending_cmd *cmd; u8 status; cmd = pending_find(MGMT_OP_SET_POWERED, hdev); if (!cmd) return; if (err == -ERFKILL) status = MGMT_STATUS_RFKILLED; else status = MGMT_STATUS_FAILED; mgmt_cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_POWERED, status); mgmt_pending_remove(cmd); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg7097.22%480.00%
Marcel Holtmann22.78%120.00%
Total72100.00%5100.00%


void mgmt_new_link_key(struct hci_dev *hdev, struct link_key *key, bool persistent) { struct mgmt_ev_new_link_key ev; memset(&ev, 0, sizeof(ev)); ev.store_hint = persistent; bacpy(&ev.key.addr.bdaddr, &key->bdaddr); ev.key.addr.type = BDADDR_BREDR; ev.key.type = key->type; memcpy(ev.key.val, key->val, HCI_LINK_KEY_SIZE); ev.key.pin_len = key->pin_len; mgmt_event(MGMT_EV_NEW_LINK_KEY, hdev, &ev, sizeof(ev), NULL); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg9075.00%541.67%
Vinicius Costa Gomes2420.00%216.67%
Marcel Holtmann21.67%18.33%
Andrei Emeltchenko10.83%18.33%
Andre Guedes10.83%18.33%
Szymon Janc10.83%18.33%
Vishal Agarwal10.83%18.33%
Total120100.00%12100.00%


static u8 mgmt_ltk_type(struct smp_ltk *ltk) { switch (ltk->type) { case SMP_LTK: case SMP_LTK_SLAVE: if (ltk->authenticated) return MGMT_LTK_AUTHENTICATED; return MGMT_LTK_UNAUTHENTICATED; case SMP_LTK_P256: if (ltk->authenticated) return MGMT_LTK_P256_AUTH; return MGMT_LTK_P256_UNAUTH; case SMP_LTK_P256_DEBUG: return MGMT_LTK_P256_DEBUG; } return MGMT_LTK_UNAUTHENTICATED; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg61100.00%2100.00%
Total61100.00%2100.00%


void mgmt_new_ltk(struct hci_dev *hdev, struct smp_ltk *key, bool persistent) { struct mgmt_ev_new_long_term_key ev; memset(&ev, 0, sizeof(ev)); /* Devices using resolvable or non-resolvable random addresses * without providing an identity resolving key don't require * to store long term keys. Their addresses will change the * next time around. * * Only when a remote device provides an identity address * make sure the long term key is stored. If the remote * identity is known, the long term keys are internally * mapped to the identity address. So allow static random * and public addresses here. */ if (key->bdaddr_type == ADDR_LE_DEV_RANDOM && (key->bdaddr.b[5] & 0xc0) != 0xc0) ev.store_hint = 0x00; else ev.store_hint = persistent; bacpy(&ev.key.addr.bdaddr, &key->bdaddr); ev.key.addr.type = link_to_bdaddr(LE_LINK, key->bdaddr_type); ev.key.type = mgmt_ltk_type(key); ev.key.enc_size = key->enc_size; ev.key.ediv = key->ediv; ev.key.rand = key->rand; if (key->type == SMP_LTK) ev.key.master = 1; /* Make sure we copy only the significant bytes based on the * encryption key size, and set the rest of the value to zeroes. */ memcpy(ev.key.val, key->val, key->enc_size); memset(ev.key.val + key->enc_size, 0, sizeof(ev.key.val) - key->enc_size); mgmt_event(MGMT_EV_NEW_LONG_TERM_KEY, hdev, &ev, sizeof(ev), NULL); }

Contributors

PersonTokensPropCommitsCommitProp
Vinicius Costa Gomes12856.64%17.69%
Johan Hedberg7633.63%538.46%
Marcel Holtmann167.08%430.77%
Hemant Gupta41.77%17.69%
Florian Grandel10.44%17.69%
Andre Guedes10.44%17.69%
Total226100.00%13100.00%


void mgmt_new_irk(struct hci_dev *hdev, struct smp_irk *irk, bool persistent) { struct mgmt_ev_new_irk ev; memset(&ev, 0, sizeof(ev)); ev.store_hint = persistent; bacpy(&ev.rpa, &irk->rpa); bacpy(&ev.irk.addr.bdaddr, &irk->bdaddr); ev.irk.addr.type = link_to_bdaddr(LE_LINK, irk->addr_type); memcpy(ev.irk.val, irk->val, sizeof(irk->val)); mgmt_event(MGMT_EV_NEW_IRK, hdev, &ev, sizeof(ev), NULL); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg11088.00%240.00%
Marcel Holtmann118.80%240.00%
Vinicius Costa Gomes43.20%120.00%
Total125100.00%5100.00%


void mgmt_new_csrk(struct hci_dev *hdev, struct smp_csrk *csrk, bool persistent) { struct mgmt_ev_new_csrk ev; memset(&ev, 0, sizeof(ev)); /* Devices using resolvable or non-resolvable random addresses * without providing an identity resolving key don't require * to store signature resolving keys. Their addresses will change * the next time around. * * Only when a remote device provides an identity address * make sure the signature resolving key is stored. So allow * static random and public addresses here. */ if (csrk->bdaddr_type == ADDR_LE_DEV_RANDOM && (csrk->bdaddr.b[5] & 0xc0) != 0xc0) ev.store_hint = 0x00; else ev.store_hint = persistent; bacpy(&ev.key.addr.bdaddr, &csrk->bdaddr); ev.key.addr.type = link_to_bdaddr(LE_LINK, csrk->bdaddr_type); ev.key.type = csrk->type; memcpy(ev.key.val, csrk->val, sizeof(csrk->val)); mgmt_event(MGMT_EV_NEW_CSRK, hdev, &ev, sizeof(ev), NULL); }

Contributors

PersonTokensPropCommitsCommitProp
Marcel Holtmann14192.16%350.00%
Vinicius Costa Gomes95.88%116.67%
Johan Hedberg21.31%116.67%
Florian Grandel10.65%116.67%
Total153100.00%6100.00%


void mgmt_new_conn_param(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 bdaddr_type, u8 store_hint, u16 min_interval, u16 max_interval, u16 latency, u16 timeout) { struct mgmt_ev_new_conn_param ev; if (!hci_is_identity_address(bdaddr, bdaddr_type)) return; memset(&ev, 0, sizeof(ev)); bacpy(&ev.addr.bdaddr, bdaddr); ev.addr.type = link_to_bdaddr(LE_LINK, bdaddr_type); ev.store_hint = store_hint; ev.min_interval = cpu_to_le16(min_interval); ev.max_interval = cpu_to_le16(max_interval); ev.latency = cpu_to_le16(latency); ev.timeout = cpu_to_le16(timeout); mgmt_event(MGMT_EV_NEW_CONN_PARAM, hdev, &ev, sizeof(ev), NULL); }

Contributors

PersonTokensPropCommitsCommitProp
Andre Guedes12989.58%133.33%
Johan Hedberg1510.42%266.67%
Total144100.00%3100.00%


void mgmt_device_connected(struct hci_dev *hdev, struct hci_conn *conn, u32 flags, u8 *name, u8 name_len) { char buf[512]; struct mgmt_ev_device_connected *ev = (void *) buf; u16 eir_len = 0; bacpy(&ev->addr.bdaddr, &conn->dst); ev->addr.type = link_to_bdaddr(conn->type, conn->dst_type); ev->flags = __cpu_to_le32(flags); /* We must ensure that the EIR Data fields are ordered and * unique. Keep it simple for now and avoid the problem by not * adding any BR/EDR data to the LE adv. */ if (conn->le_adv_data_len > 0) { memcpy(&ev->eir[eir_len], conn->le_adv_data, conn->le_adv_data_len); eir_len = conn->le_adv_data_len; } else { if (name_len > 0) eir_len = eir_append_data(ev->eir, 0, EIR_NAME_COMPLETE, name, name_len); if (memcmp(conn->dev_class, "\0\0\0", 3) != 0) eir_len = eir_append_data(ev->eir, eir_len, EIR_CLASS_OF_DEV, conn->dev_class, 3); } ev->eir_len = cpu_to_le16(eir_len); mgmt_event(MGMT_EV_DEVICE_CONNECTED, hdev, buf, sizeof(*ev) + eir_len, NULL); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg14467.92%853.33%
Alfonso Acosta5626.42%213.33%
Marcel Holtmann62.83%213.33%
Vinicius Costa Gomes41.89%16.67%
Andre Guedes10.47%16.67%
Szymon Janc10.47%16.67%
Total212100.00%15100.00%


static void disconnect_rsp(struct mgmt_pending_cmd *cmd, void *data) { struct sock **sk = data; cmd->cmd_complete(cmd, 0); *sk = cmd->sk; sock_hold(*sk); mgmt_pending_remove(cmd); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg50100.00%8100.00%
Total50100.00%8100.00%


static void unpair_device_rsp(struct mgmt_pending_cmd *cmd, void *data) { struct hci_dev *hdev = data; struct mgmt_cp_unpair_device *cp = cmd->param; device_unpaired(hdev, &cp->addr.bdaddr, cp->addr.type, cmd->sk); cmd->cmd_complete(cmd, 0); mgmt_pending_remove(cmd); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg67100.00%6100.00%
Total67100.00%6100.00%


bool mgmt_powering_down(struct hci_dev *hdev) { struct mgmt_pending_cmd *cmd; struct mgmt_mode *cp; cmd = pending_find(MGMT_OP_SET_POWERED, hdev); if (!cmd) return false; cp = cmd->param; if (!cp->val) return true; return false; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg56100.00%3100.00%
Total56100.00%3100.00%


void mgmt_device_disconnected(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, u8 addr_type, u8 reason, bool mgmt_connected) { struct mgmt_ev_device_disconnected ev; struct sock *sk = NULL; /* The connection is still in hci_conn_hash so test for 1 * instead of 0 to know if this is the last one. */ if (mgmt_powering_down(hdev) && hci_conn_count(hdev) == 1) { cancel_delayed_work(&hdev->power_off); queue_work(hdev->req_workqueue, &hdev->power_off.work); } if (!mgmt_connected) return; if (link_type != ACL_LINK && link_type != LE_LINK) return; mgmt_pending_foreach(MGMT_OP_DISCONNECT, hdev, disconnect_rsp, &sk); bacpy(&ev.addr.bdaddr, bdaddr); ev.addr.type = link_to_bdaddr(link_type, addr_type); ev.reason = reason; mgmt_event(MGMT_EV_DEVICE_DISCONNECTED, hdev, &ev, sizeof(ev), sk); if (sk) sock_put(sk); mgmt_pending_foreach(MGMT_OP_UNPAIR_DEVICE, hdev, unpair_device_rsp, hdev); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg14583.82%1372.22%
Mikel Astiz148.09%15.56%
Andre Guedes126.94%211.11%
Marcel Holtmann10.58%15.56%
Szymon Janc10.58%15.56%
Total173100.00%18100.00%


void mgmt_disconnect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, u8 addr_type, u8 status) { u8 bdaddr_type = link_to_bdaddr(link_type, addr_type); struct mgmt_cp_disconnect *cp; struct mgmt_pending_cmd *cmd; mgmt_pending_foreach(MGMT_OP_UNPAIR_DEVICE, hdev, unpair_device_rsp, hdev); cmd = pending_find(MGMT_OP_DISCONNECT, hdev); if (!cmd) return; cp = cmd->param; if (bacmp(bdaddr, &cp->addr.bdaddr)) return; if (cp->addr.type != bdaddr_type) return; cmd->cmd_complete(cmd, mgmt_status(status)); mgmt_pending_remove(cmd); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg5849.15%1076.92%
Andre Guedes4739.83%17.69%
Jefferson Delfes119.32%17.69%
Marcel Holtmann21.69%17.69%
Total118100.00%13100.00%


void mgmt_connect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, u8 addr_type, u8 status) { struct mgmt_ev_connect_failed ev; /* The connection is still in hci_conn_hash so test for 1 * instead of 0 to know if this is the last one. */ if (mgmt_powering_down(hdev) && hci_conn_count(hdev) == 1) { cancel_delayed_work(&hdev->power_off); queue_work(hdev->req_workqueue, &hdev->power_off.work); } bacpy(&ev.addr.bdaddr, bdaddr); ev.addr.type = link_to_bdaddr(link_type, addr_type); ev.status = mgmt_status(status); mgmt_event(MGMT_EV_CONNECT_FAILED, hdev, &ev, sizeof(ev), NULL); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg11396.58%872.73%
Marcel Holtmann21.71%19.09%
Andre Guedes10.85%19.09%
Szymon Janc10.85%19.09%
Total117100.00%11100.00%


void mgmt_pin_code_request(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 secure) { struct mgmt_ev_pin_code_request ev; bacpy(&ev.addr.bdaddr, bdaddr); ev.addr.type = BDADDR_BREDR; ev.secure = secure; mgmt_event(MGMT_EV_PIN_CODE_REQUEST, hdev, &ev, sizeof(ev), NULL); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg5179.69%342.86%
Waldemar Rymarkiewicz914.06%114.29%
Marcel Holtmann23.12%114.29%
Andre Guedes11.56%114.29%
Szymon Janc11.56%114.29%
Total64100.00%7100.00%


void mgmt_pin_code_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 status) { struct mgmt_pending_cmd *cmd; cmd = pending_find(MGMT_OP_PIN_CODE_REPLY, hdev); if (!cmd) return; cmd->cmd_complete(cmd, mgmt_status(status)); mgmt_pending_remove(cmd); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg5296.30%787.50%
Marcel Holtmann23.70%112.50%
Total54100.00%8100.00%


void mgmt_pin_code_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 status) { struct mgmt_pending_cmd *cmd; cmd = pending_find(MGMT_OP_PIN_CODE_NEG_REPLY, hdev); if (!cmd) return; cmd->cmd_complete(cmd, mgmt_status(status)); mgmt_pending_remove(cmd); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg5296.30%787.50%
Marcel Holtmann23.70%112.50%
Total54100.00%8100.00%


int mgmt_user_confirm_request(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, u8 addr_type, u32 value, u8 confirm_hint) { struct mgmt_ev_user_confirm_request ev; BT_DBG("%s", hdev->name); bacpy(&ev.addr.bdaddr, bdaddr); ev.addr.type = link_to_bdaddr(link_type, addr_type); ev.confirm_hint = confirm_hint; ev.value = cpu_to_le32(value); return mgmt_event(MGMT_EV_USER_CONFIRM_REQUEST, hdev, &ev, sizeof(ev), NULL); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg9395.88%562.50%
Andrei Emeltchenko22.06%112.50%
Szymon Janc11.03%112.50%
Andre Guedes11.03%112.50%
Total97100.00%8100.00%


int mgmt_user_passkey_request(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, u8 addr_type) { struct mgmt_ev_user_passkey_request ev; BT_DBG("%s", hdev->name); bacpy(&ev.addr.bdaddr, bdaddr); ev.addr.type = link_to_bdaddr(link_type, addr_type); return mgmt_event(MGMT_EV_USER_PASSKEY_REQUEST, hdev, &ev, sizeof(ev), NULL); }

Contributors

PersonTokensPropCommitsCommitProp
Brian Gix5572.37%133.33%
Johan Hedberg2026.32%133.33%
Andre Guedes11.32%133.33%
Total76100.00%3100.00%


static int user_pairing_resp_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, u8 addr_type, u8 status, u8 opcode) { struct mgmt_pending_cmd *cmd; cmd = pending_find(opcode, hdev); if (!cmd) return -ENOENT; cmd->cmd_complete(cmd, mgmt_status(status)); mgmt_pending_remove(cmd); return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg6998.57%888.89%
Brian Gix11.43%111.11%
Total70100.00%9100.00%


int mgmt_user_confirm_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, u8 addr_type, u8 status) { return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, status, MGMT_OP_USER_CONFIRM_REPLY); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg3897.44%375.00%
Brian Gix12.56%125.00%
Total39100.00%4100.00%


int mgmt_user_confirm_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, u8 addr_type, u8 status) { return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, status, MGMT_OP_USER_CONFIRM_NEG_REPLY); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg3897.44%375.00%
Brian Gix12.56%125.00%
Total39100.00%4100.00%


int mgmt_user_passkey_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, u8 addr_type, u8 status) { return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, status, MGMT_OP_USER_PASSKEY_REPLY); }

Contributors

PersonTokensPropCommitsCommitProp
Brian Gix2974.36%150.00%
Johan Hedberg1025.64%150.00%
Total39100.00%2100.00%


int mgmt_user_passkey_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, u8 addr_type, u8 status) { return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, status, MGMT_OP_USER_PASSKEY_NEG_REPLY); }

Contributors

PersonTokensPropCommitsCommitProp
Brian Gix2974.36%150.00%
Johan Hedberg1025.64%150.00%
Total39100.00%2100.00%


int mgmt_user_passkey_notify(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, u8 addr_type, u32 passkey, u8 entered) { struct mgmt_ev_passkey_notify ev; BT_DBG("%s", hdev->name); bacpy(&ev.addr.bdaddr, bdaddr); ev.addr.type = link_to_bdaddr(link_type, addr_type); ev.passkey = __cpu_to_le32(passkey); ev.entered = entered; return mgmt_event(MGMT_EV_PASSKEY_NOTIFY, hdev, &ev, sizeof(ev), NULL); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg97100.00%1100.00%
Total97100.00%1100.00%


void mgmt_auth_failed(struct hci_conn *conn, u8 hci_status) { struct mgmt_ev_auth_failed ev; struct mgmt_pending_cmd *cmd; u8 status = mgmt_status(hci_status); bacpy(&ev.addr.bdaddr, &conn->dst); ev.addr.type = link_to_bdaddr(conn->type, conn->dst_type); ev.status = status; cmd = find_pairing(conn); mgmt_event(MGMT_EV_AUTH_FAILED, conn->hdev, &ev, sizeof(ev), cmd ? cmd->sk : NULL); if (cmd) { cmd->cmd_complete(cmd, status); mgmt_pending_remove(cmd); } }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg11696.67%770.00%
Marcel Holtmann21.67%110.00%
Andre Guedes10.83%110.00%
Szymon Janc10.83%110.00%
Total120100.00%10100.00%


void mgmt_auth_enable_complete(struct hci_dev *hdev, u8 status) { struct cmd_lookup match = { NULL, hdev }; bool changed; if (status) { u8 mgmt_err = mgmt_status(status); mgmt_pending_foreach(MGMT_OP_SET_LINK_SECURITY, hdev, cmd_status_rsp, &mgmt_err); return; } if (test_bit(HCI_AUTH, &hdev->flags)) changed = !hci_dev_test_and_set_flag(hdev, HCI_LINK_SECURITY); else changed = hci_dev_test_and_clear_flag(hdev, HCI_LINK_SECURITY); mgmt_pending_foreach(MGMT_OP_SET_LINK_SECURITY, hdev, settings_rsp, &match); if (changed) new_settings(hdev, match.sk); if (match.sk) sock_put(match.sk); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg11190.24%457.14%
Marcel Holtmann129.76%342.86%
Total123100.00%7100.00%


static void clear_eir(struct hci_request *req) { struct hci_dev *hdev = req->hdev; struct hci_cp_write_eir cp; if (!lmp_ext_inq_capable(hdev)) return; memset(hdev->eir, 0, sizeof(hdev->eir)); memset(&cp, 0, sizeof(cp)); hci_req_add(req, HCI_OP_WRITE_EIR, sizeof(cp), &cp); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg77100.00%4100.00%
Total77100.00%4100.00%


void mgmt_ssp_enable_complete(struct hci_dev *hdev, u8 enable, u8 status) { struct cmd_lookup match = { NULL, hdev }; struct hci_request req; bool changed = false; if (status) { u8 mgmt_err = mgmt_status(status); if (enable && hci_dev_test_and_clear_flag(hdev, HCI_SSP_ENABLED)) { hci_dev_clear_flag(hdev, HCI_HS_ENABLED); new_settings(hdev, NULL); } mgmt_pending_foreach(MGMT_OP_SET_SSP, hdev, cmd_status_rsp, &mgmt_err); return; } if (enable) { changed = !hci_dev_test_and_set_flag(hdev, HCI_SSP_ENABLED); } else { changed = hci_dev_test_and_clear_flag(hdev, HCI_SSP_ENABLED); if (!changed) changed = hci_dev_test_and_clear_flag(hdev, HCI_HS_ENABLED); else hci_dev_clear_flag(hdev, HCI_HS_ENABLED); } mgmt_pending_foreach(MGMT_OP_SET_SSP, hdev, settings_rsp, &match); if (changed) new_settings(hdev, match.sk); if (match.sk) sock_put(match.sk); hci_req_init(&req, hdev); if (hci_dev_test_flag(hdev, HCI_SSP_ENABLED)) { if (hci_dev_test_flag(hdev, HCI_USE_DEBUG_KEYS)) hci_req_add(&req, HCI_OP_WRITE_SSP_DEBUG_MODE, sizeof(enable), &enable); __hci_req_update_eir(&req); } else { clear_eir(&req); } hci_req_run(&req, NULL); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg19579.92%857.14%
Marcel Holtmann4920.08%642.86%
Total244100.00%14100.00%


static void sk_lookup(struct mgmt_pending_cmd *cmd, void *data) { struct cmd_lookup *match = data; if (match->sk == NULL) { match->sk = cmd->sk; sock_hold(match->sk); } }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg47100.00%3100.00%
Total47100.00%3100.00%


void mgmt_set_class_of_dev_complete(struct hci_dev *hdev, u8 *dev_class, u8 status) { struct cmd_lookup match = { NULL, hdev, mgmt_status(status) }; mgmt_pending_foreach(MGMT_OP_SET_DEV_CLASS, hdev, sk_lookup, &match); mgmt_pending_foreach(MGMT_OP_ADD_UUID, hdev, sk_lookup, &match); mgmt_pending_foreach(MGMT_OP_REMOVE_UUID, hdev, sk_lookup, &match); if (!status) { mgmt_limited_event(MGMT_EV_CLASS_OF_DEV_CHANGED, hdev, dev_class, 3, HCI_MGMT_DEV_CLASS_EVENTS, NULL); ext_info_changed(hdev, NULL); } if (match.sk) sock_put(match.sk); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg6962.73%233.33%
Marcel Holtmann4137.27%466.67%
Total110100.00%6100.00%


void mgmt_set_local_name_complete(struct hci_dev *hdev, u8 *name, u8 status) { struct mgmt_cp_set_local_name ev; struct mgmt_pending_cmd *cmd; if (status) return; memset(&ev, 0, sizeof(ev)); memcpy(ev.name, name, HCI_MAX_NAME_LENGTH); memcpy(ev.short_name, hdev->short_name, HCI_MAX_SHORT_NAME_LENGTH); cmd = pending_find(MGMT_OP_SET_LOCAL_NAME, hdev); if (!cmd) { memcpy(hdev->dev_name, name, sizeof(hdev->dev_name)); /* If this is a HCI command related to powering on the * HCI dev don't send any mgmt signals. */ if (pending_find(MGMT_OP_SET_POWERED, hdev)) return; } mgmt_limited_event(MGMT_EV_LOCAL_NAME_CHANGED, hdev, &ev, sizeof(ev), HCI_MGMT_LOCAL_NAME_EVENTS, cmd ? cmd->sk : NULL); ext_info_changed(hdev, cmd ? cmd->sk : NULL); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg12986.58%666.67%
Marcel Holtmann2013.42%333.33%
Total149100.00%9100.00%

static inline bool has_uuid(u8 *uuid, u16 uuid_count, u8 (*uuids)[16]) { int i; for (i = 0; i < uuid_count; i++) { if (!memcmp(uuid, uuids[i], 16)) return true; } return false; } static bool eir_has_uuids(u8 *eir, u16 eir_len, u16 uuid_count, u8 (*uuids)[16]) { u16 parsed = 0; while (parsed < eir_len) { u8 field_len = eir[0]; u8 uuid[16]; int i; if (field_len == 0) break; if (eir_len - parsed < field_len + 1) break; switch (eir[1]) { case EIR_UUID16_ALL: case EIR_UUID16_SOME: for (i = 0; i + 3 <= field_len; i += 2) { memcpy(uuid, bluetooth_base_uuid, 16); uuid[13] = eir[i + 3]; uuid[12] = eir[i + 2]; if (has_uuid(uuid, uuid_count, uuids)) return true; } break; case EIR_UUID32_ALL: case EIR_UUID32_SOME: for (i = 0; i + 5 <= field_len; i += 4) { memcpy(uuid, bluetooth_base_uuid, 16); uuid[15] = eir[i + 5]; uuid[14] = eir[i + 4]; uuid[13] = eir[i + 3]; uuid[12] = eir[i + 2]; if (has_uuid(uuid, uuid_count, uuids)) return true; } break; case EIR_UUID128_ALL: case EIR_UUID128_SOME: for (i = 0; i + 17 <= field_len; i += 16) { memcpy(uuid, eir + i + 2, 16); if (has_uuid(uuid, uuid_count, uuids)) return true; } break; } parsed += field_len + 1; eir += field_len + 1; } return false; }
static void restart_le_scan(struct hci_dev *hdev) { /* If controller is not scanning we are done. */ if (!hci_dev_test_flag(hdev, HCI_LE_SCAN)) return; if (time_after(jiffies + DISCOV_LE_RESTART_DELAY, hdev->discovery.scan_start + hdev->discovery.scan_duration)) return; queue_delayed_work(hdev->req_workqueue, &hdev->le_scan_restart, DISCOV_LE_RESTART_DELAY); }

Contributors

PersonTokensPropCommitsCommitProp
Jakub Pawlowski5593.22%133.33%
Marcel Holtmann35.08%133.33%
Johan Hedberg11.69%133.33%
Total59100.00%3100.00%


static bool is_filter_match(struct hci_dev *hdev, s8 rssi, u8 *eir, u16 eir_len, u8 *scan_rsp, u8 scan_rsp_len) { /* If a RSSI threshold has been specified, and * HCI_QUIRK_STRICT_DUPLICATE_FILTER is not set, then all results with * a RSSI smaller than the RSSI threshold will be dropped. If the quirk * is set, let it through for further processing, as we might need to * restart the scan. * * For BR/EDR devices (pre 1.2) providing no RSSI during inquiry, * the results are also dropped. */ if (hdev->discovery.rssi != HCI_RSSI_INVALID && (rssi == HCI_RSSI_INVALID || (rssi < hdev->discovery.rssi && !test_bit(HCI_QUIRK_STRICT_DUPLICATE_FILTER, &hdev->quirks)))) return false; if (hdev->discovery.uuid_count != 0) { /* If a list of UUIDs is provided in filter, results with no * matching UUID should be dropped. */ if (!eir_has_uuids(eir, eir_len, hdev->discovery.uuid_count, hdev->discovery.uuids) && !eir_has_uuids(scan_rsp, scan_rsp_len, hdev->discovery.uuid_count, hdev->discovery.uuids)) return false; } /* If duplicate filtering does not report RSSI changes, then restart * scanning to ensure updated result with updated RSSI values. */ if (test_bit(HCI_QUIRK_STRICT_DUPLICATE_FILTER, &hdev->quirks)) { restart_le_scan(hdev); /* Validate RSSI value against the RSSI threshold once more. */ if (hdev->discovery.rssi != HCI_RSSI_INVALID && rssi < hdev->discovery.rssi) return false; } return true; }

Contributors

PersonTokensPropCommitsCommitProp
Jakub Pawlowski172100.00%2100.00%
Total172100.00%2100.00%


void mgmt_device_found(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, u8 addr_type, u8 *dev_class, s8 rssi, u32 flags, u8 *eir, u16 eir_len, u8 *scan_rsp, u8 scan_rsp_len) { char buf[512]; struct mgmt_ev_device_found *ev = (void *)buf; size_t ev_size; /* Don't send events for a non-kernel initiated discovery. With * LE one exception is if we have pend_le_reports > 0 in which * case we're doing passive scanning and want these events. */ if (!hci_discovery_active(hdev)) { if (link_type == ACL_LINK) return; if (link_type == LE_LINK && list_empty(&hdev->pend_le_reports)) return; } if (hdev->discovery.result_filtering) { /* We are using service discovery */ if (!is_filter_match(hdev, rssi, eir, eir_len, scan_rsp, scan_rsp_len)) return; } if (hdev->discovery.limited) { /* Check for limited discoverable bit */ if (dev_class) { if (!(dev_class[1] & 0x20)) return; } else { u8 *flags = eir_get_data(eir, eir_len, EIR_FLAGS, NULL); if (!flags || !(flags[0] & LE_AD_LIMITED)) return; } } /* Make sure that the buffer is big enough. The 5 extra bytes * are for the potential CoD field. */ if (sizeof(*ev) + eir_len + scan_rsp_len + 5 > sizeof(buf)) return; memset(buf, 0, sizeof(buf)); /* In case of device discovery with BR/EDR devices (pre 1.2), the * RSSI value was reported as 0 when not available. This behavior * is kept when using device discovery. This is required for full * backwards compatibility with the API. * * However when using service discovery, the value 127 will be * returned when the RSSI is not available. */ if (rssi == HCI_RSSI_INVALID && !hdev->discovery.report_invalid_rssi && link_type == ACL_LINK) rssi = 0; bacpy(&ev->addr.bdaddr, bdaddr); ev->addr.type = link_to_bdaddr(link_type, addr_type); ev->rssi = rssi; ev->flags = cpu_to_le32(flags); if (eir_len > 0) /* Copy EIR or advertising data into event */ memcpy(ev->eir, eir, eir_len); if (dev_class && !eir_get_data(ev->eir, eir_len, EIR_CLASS_OF_DEV, NULL)) eir_len = eir_append_data(ev->eir, eir_len, EIR_CLASS_OF_DEV, dev_class, 3); if (scan_rsp_len > 0) /* Append scan response data to event */ memcpy(ev->eir + eir_len, scan_rsp, scan_rsp_len); ev->eir_len = cpu_to_le16(eir_len + scan_rsp_len); ev_size = sizeof(*ev) + eir_len + scan_rsp_len; mgmt_event(MGMT_EV_DEVICE_FOUND, hdev, ev, ev_size, NULL); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg30276.46%1548.39%
Marcel Holtmann399.87%722.58%
Andre Guedes256.33%39.68%
Jakub Pawlowski225.57%39.68%
Szymon Janc41.01%13.23%
Andrei Emeltchenko20.51%13.23%
Joe Perches10.25%13.23%
Total395100.00%31100.00%


void mgmt_remote_name(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, u8 addr_type, s8 rssi, u8 *name, u8 name_len) { struct mgmt_ev_device_found *ev; char buf[sizeof(*ev) + HCI_MAX_NAME_LENGTH + 2]; u16 eir_len; ev = (struct mgmt_ev_device_found *) buf; memset(buf, 0, sizeof(buf)); bacpy(&ev->addr.bdaddr, bdaddr); ev->addr.type = link_to_bdaddr(link_type, addr_type); ev->rssi = rssi; eir_len = eir_append_data(ev->eir, 0, EIR_NAME_COMPLETE, name, name_len); ev->eir_len = cpu_to_le16(eir_len); mgmt_event(MGMT_EV_DEVICE_FOUND, hdev, ev, sizeof(*ev) + eir_len, NULL); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg14295.30%457.14%
Marcel Holtmann64.03%228.57%
Andre Guedes10.67%114.29%
Total149100.00%7100.00%


void mgmt_discovering(struct hci_dev *hdev, u8 discovering) { struct mgmt_ev_discovering ev; BT_DBG("%s discovering %u", hdev->name, discovering); memset(&ev, 0, sizeof(ev)); ev.type = hdev->discovery.type; ev.discovering = discovering; mgmt_event(MGMT_EV_DISCOVERING, hdev, &ev, sizeof(ev), NULL); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg6182.43%466.67%
Andre Guedes1114.86%116.67%
Marcel Holtmann22.70%116.67%
Total74100.00%6100.00%

static struct hci_mgmt_chan chan = { .channel = HCI_CHANNEL_CONTROL, .handler_count = ARRAY_SIZE(mgmt_handlers), .handlers = mgmt_handlers, .hdev_init = mgmt_init_hdev, };
int mgmt_init(void) { return hci_mgmt_chan_register(&chan); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg14100.00%1100.00%
Total14100.00%1100.00%


void mgmt_exit(void) { hci_mgmt_chan_unregister(&chan); }

Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg13100.00%1100.00%
Total13100.00%1100.00%


Overall Contributors

PersonTokensPropCommitsCommitProp
Johan Hedberg2114859.77%35155.80%
Marcel Holtmann703519.88%14422.89%
Arman Uguray13813.90%91.43%
Jakub Pawlowski8642.44%111.75%
Andrzej Kaczmarek8482.40%71.11%
Szymon Janc8372.37%142.23%
Michał Narajowski5501.55%91.43%
Andre Guedes5371.52%284.45%
Florian Grandel4391.24%91.43%
Brian Gix4221.19%40.64%
Vinicius Costa Gomes4201.19%91.43%
Antti Julku2380.67%30.48%
Waldemar Rymarkiewicz2060.58%30.48%
Alfonso Acosta1050.30%30.48%
Jaganath Kanakkassery800.23%20.32%
Vishal Agarwal750.21%30.48%
Lukasz Rymanowski620.18%30.48%
Gustavo Fernando Padovan410.12%20.32%
Andrei Emeltchenko220.06%50.79%
Luiz Augusto von Dentz190.05%10.16%
Mikel Astiz140.04%10.16%
Jefferson Delfes110.03%10.16%
Jesper Juhl80.02%10.16%
Arek Lichwa60.02%10.16%
Hemant Gupta40.01%10.16%
Joe Perches30.01%10.16%
Paul Gortmaker30.01%10.16%
David Herrmann30.01%10.16%
Ville Tervo30.01%10.16%
Total35384100.00%629100.00%
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