Release 4.8 net/bluetooth/sco.c
/*
BlueZ - Bluetooth protocol stack for Linux
Copyright (C) 2000-2001 Qualcomm Incorporated
Written 2000,2001 by Maxim Krasnyansky <maxk@qualcomm.com>
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 SCO sockets. */
#include <linux/module.h>
#include <linux/debugfs.h>
#include <linux/seq_file.h>
#include <net/bluetooth/bluetooth.h>
#include <net/bluetooth/hci_core.h>
#include <net/bluetooth/sco.h>
static bool disable_esco;
static const struct proto_ops sco_sock_ops;
static struct bt_sock_list sco_sk_list = {
.lock = __RW_LOCK_UNLOCKED(sco_sk_list.lock)
};
/* ---- SCO connections ---- */
struct sco_conn {
struct hci_conn *hcon;
spinlock_t lock;
struct sock *sk;
unsigned int mtu;
};
#define sco_conn_lock(c) spin_lock(&c->lock);
#define sco_conn_unlock(c) spin_unlock(&c->lock);
static void sco_sock_close(struct sock *sk);
static void sco_sock_kill(struct sock *sk);
/* ----- SCO socket info ----- */
#define sco_pi(sk) ((struct sco_pinfo *) sk)
struct sco_pinfo {
struct bt_sock bt;
bdaddr_t src;
bdaddr_t dst;
__u32 flags;
__u16 setting;
struct sco_conn *conn;
};
/* ---- SCO timers ---- */
#define SCO_CONN_TIMEOUT (HZ * 40)
#define SCO_DISCONN_TIMEOUT (HZ * 2)
static void sco_sock_timeout(unsigned long arg)
{
struct sock *sk = (struct sock *)arg;
BT_DBG("sock %p state %d", sk, sk->sk_state);
bh_lock_sock(sk);
sk->sk_err = ETIMEDOUT;
sk->sk_state_change(sk);
bh_unlock_sock(sk);
sco_sock_kill(sk);
sock_put(sk);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
maksim krasnyanskiy | maksim krasnyanskiy | 63 | 95.45% | 1 | 50.00% |
arnaldo carvalho de melo | arnaldo carvalho de melo | 3 | 4.55% | 1 | 50.00% |
| Total | 66 | 100.00% | 2 | 100.00% |
static void sco_sock_set_timer(struct sock *sk, long timeout)
{
BT_DBG("sock %p state %d timeout %ld", sk, sk->sk_state, timeout);
sk_reset_timer(sk, &sk->sk_timer, jiffies + timeout);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
maksim krasnyanskiy | maksim krasnyanskiy | 36 | 87.80% | 1 | 33.33% |
arnaldo carvalho de melo | arnaldo carvalho de melo | 5 | 12.20% | 2 | 66.67% |
| Total | 41 | 100.00% | 3 | 100.00% |
static void sco_sock_clear_timer(struct sock *sk)
{
BT_DBG("sock %p state %d", sk, sk->sk_state);
sk_stop_timer(sk, &sk->sk_timer);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
maksim krasnyanskiy | maksim krasnyanskiy | 28 | 87.50% | 1 | 33.33% |
arnaldo carvalho de melo | arnaldo carvalho de melo | 4 | 12.50% | 2 | 66.67% |
| Total | 32 | 100.00% | 3 | 100.00% |
/* ---- SCO connections ---- */
static struct sco_conn *sco_conn_add(struct hci_conn *hcon)
{
struct hci_dev *hdev = hcon->hdev;
struct sco_conn *conn = hcon->sco_data;
if (conn)
return conn;
conn = kzalloc(sizeof(struct sco_conn), GFP_KERNEL);
if (!conn)
return NULL;
spin_lock_init(&conn->lock);
hcon->sco_data = conn;
conn->hcon = hcon;
if (hdev->sco_mtu > 0)
conn->mtu = hdev->sco_mtu;
else
conn->mtu = 60;
BT_DBG("hcon %p conn %p", hcon, conn);
return conn;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
maksim krasnyanskiy | maksim krasnyanskiy | 104 | 91.23% | 1 | 33.33% |
marcel holtmann | marcel holtmann | 9 | 7.89% | 1 | 33.33% |
claudio takahasi | claudio takahasi | 1 | 0.88% | 1 | 33.33% |
| Total | 114 | 100.00% | 3 | 100.00% |
/* Delete channel.
* Must be called on the locked socket. */
static void sco_chan_del(struct sock *sk, int err)
{
struct sco_conn *conn;
conn = sco_pi(sk)->conn;
BT_DBG("sk %p, conn %p, err %d", sk, conn, err);
if (conn) {
sco_conn_lock(conn);
conn->sk = NULL;
sco_pi(sk)->conn = NULL;
sco_conn_unlock(conn);
if (conn->hcon)
hci_conn_drop(conn->hcon);
}
sk->sk_state = BT_CLOSED;
sk->sk_err = err;
sk->sk_state_change(sk);
sock_set_flag(sk, SOCK_ZAPPED);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
marcel holtmann | marcel holtmann | 109 | 100.00% | 1 | 100.00% |
| Total | 109 | 100.00% | 1 | 100.00% |
static void sco_conn_del(struct hci_conn *hcon, int err)
{
struct sco_conn *conn = hcon->sco_data;
struct sock *sk;
if (!conn)
return;
BT_DBG("hcon %p conn %p, err %d", hcon, conn, err);
/* Kill socket */
sco_conn_lock(conn);
sk = conn->sk;
sco_conn_unlock(conn);
if (sk) {
sock_hold(sk);
bh_lock_sock(sk);
sco_sock_clear_timer(sk);
sco_chan_del(sk, err);
bh_unlock_sock(sk);
sco_sock_kill(sk);
sock_put(sk);
}
hcon->sco_data = NULL;
kfree(conn);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
maksim krasnyanskiy | maksim krasnyanskiy | 86 | 74.14% | 1 | 20.00% |
marcel holtmann | marcel holtmann | 10 | 8.62% | 1 | 20.00% |
kuba pawlak | kuba pawlak | 10 | 8.62% | 1 | 20.00% |
andrei emeltchenko | andrei emeltchenko | 8 | 6.90% | 1 | 20.00% |
nicholas krause | nicholas krause | 2 | 1.72% | 1 | 20.00% |
| Total | 116 | 100.00% | 5 | 100.00% |
static void __sco_chan_add(struct sco_conn *conn, struct sock *sk,
struct sock *parent)
{
BT_DBG("conn %p", conn);
sco_pi(sk)->conn = conn;
conn->sk = sk;
if (parent)
bt_accept_enqueue(parent, sk);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
marcel holtmann | marcel holtmann | 54 | 100.00% | 1 | 100.00% |
| Total | 54 | 100.00% | 1 | 100.00% |
static int sco_chan_add(struct sco_conn *conn, struct sock *sk,
struct sock *parent)
{
int err = 0;
sco_conn_lock(conn);
if (conn->sk)
err = -EBUSY;
else
__sco_chan_add(conn, sk, parent);
sco_conn_unlock(conn);
return err;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
maxim krasnyansky | maxim krasnyansky | 60 | 100.00% | 1 | 100.00% |
| Total | 60 | 100.00% | 1 | 100.00% |
static int sco_connect(struct sock *sk)
{
struct sco_conn *conn;
struct hci_conn *hcon;
struct hci_dev *hdev;
int err, type;
BT_DBG("%pMR -> %pMR", &sco_pi(sk)->src, &sco_pi(sk)->dst);
hdev = hci_get_route(&sco_pi(sk)->dst, &sco_pi(sk)->src);
if (!hdev)
return -EHOSTUNREACH;
hci_dev_lock(hdev);
if (lmp_esco_capable(hdev) && !disable_esco)
type = ESCO_LINK;
else
type = SCO_LINK;
if (sco_pi(sk)->setting == BT_VOICE_TRANSPARENT &&
(!lmp_transp_capable(hdev) || !lmp_esco_capable(hdev))) {
err = -EOPNOTSUPP;
goto done;
}
hcon = hci_connect_sco(hdev, type, &sco_pi(sk)->dst,
sco_pi(sk)->setting);
if (IS_ERR(hcon)) {
err = PTR_ERR(hcon);
goto done;
}
conn = sco_conn_add(hcon);
if (!conn) {
hci_conn_drop(hcon);
err = -ENOMEM;
goto done;
}
/* Update source addr of the socket */
bacpy(&sco_pi(sk)->src, &hcon->src);
err = sco_chan_add(conn, sk, NULL);
if (err)
goto done;
if (hcon->state == BT_CONNECTED) {
sco_sock_clear_timer(sk);
sk->sk_state = BT_CONNECTED;
} else {
sk->sk_state = BT_CONNECT;
sco_sock_set_timer(sk, sk->sk_sndtimeo);
}
done:
hci_dev_unlock(hdev);
hci_dev_put(hdev);
return err;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
maksim krasnyanskiy | maksim krasnyanskiy | 167 | 55.67% | 1 | 6.67% |
marcel holtmann | marcel holtmann | 61 | 20.33% | 5 | 33.33% |
frederic dalleau | frederic dalleau | 43 | 14.33% | 3 | 20.00% |
ville tervo | ville tervo | 17 | 5.67% | 1 | 6.67% |
andrei emeltchenko | andrei emeltchenko | 6 | 2.00% | 2 | 13.33% |
arnaldo carvalho de melo | arnaldo carvalho de melo | 3 | 1.00% | 1 | 6.67% |
gustavo f. padovan | gustavo f. padovan | 2 | 0.67% | 1 | 6.67% |
david herrmann | david herrmann | 1 | 0.33% | 1 | 6.67% |
| Total | 300 | 100.00% | 15 | 100.00% |
static int sco_send_frame(struct sock *sk, struct msghdr *msg, int len)
{
struct sco_conn *conn = sco_pi(sk)->conn;
struct sk_buff *skb;
int err;
/* Check outgoing MTU */
if (len > conn->mtu)
return -EINVAL;
BT_DBG("sk %p len %d", sk, len);
skb = bt_skb_send_alloc(sk, len, msg->msg_flags & MSG_DONTWAIT, &err);
if (!skb)
return err;
if (memcpy_from_msg(skb_put(skb, len), msg, len)) {
kfree_skb(skb);
return -EFAULT;
}
hci_send_sco(conn->hcon, skb);
return len;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
maksim krasnyanskiy | maksim krasnyanskiy | 108 | 85.71% | 2 | 33.33% |
gustavo f. padovan | gustavo f. padovan | 13 | 10.32% | 2 | 33.33% |
mikel astiz | mikel astiz | 4 | 3.17% | 1 | 16.67% |
al viro | al viro | 1 | 0.79% | 1 | 16.67% |
| Total | 126 | 100.00% | 6 | 100.00% |
static void sco_recv_frame(struct sco_conn *conn, struct sk_buff *skb)
{
struct sock *sk;
sco_conn_lock(conn);
sk = conn->sk;
sco_conn_unlock(conn);
if (!sk)
goto drop;
BT_DBG("sk %p len %d", sk, skb->len);
if (sk->sk_state != BT_CONNECTED)
goto drop;
if (!sock_queue_rcv_skb(sk, skb))
return;
drop:
kfree_skb(skb);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
maksim krasnyanskiy | maksim krasnyanskiy | 70 | 82.35% | 1 | 33.33% |
marcel holtmann | marcel holtmann | 14 | 16.47% | 1 | 33.33% |
arnaldo carvalho de melo | arnaldo carvalho de melo | 1 | 1.18% | 1 | 33.33% |
| Total | 85 | 100.00% | 3 | 100.00% |
/* -------- Socket interface ---------- */
static struct sock *__sco_get_sock_listen_by_addr(bdaddr_t *ba)
{
struct sock *sk;
sk_for_each(sk, &sco_sk_list.head) {
if (sk->sk_state != BT_LISTEN)
continue;
if (!bacmp(&sco_pi(sk)->src, ba))
return sk;
}
return NULL;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
maksim krasnyanskiy | maksim krasnyanskiy | 30 | 53.57% | 1 | 25.00% |
marcel holtmann | marcel holtmann | 18 | 32.14% | 2 | 50.00% |
arnaldo carvalho de melo | arnaldo carvalho de melo | 8 | 14.29% | 1 | 25.00% |
| Total | 56 | 100.00% | 4 | 100.00% |
/* Find socket listening on source bdaddr.
* Returns closest match.
*/
static struct sock *sco_get_sock_listen(bdaddr_t *src)
{
struct sock *sk = NULL, *sk1 = NULL;
read_lock(&sco_sk_list.lock);
sk_for_each(sk, &sco_sk_list.head) {
if (sk->sk_state != BT_LISTEN)
continue;
/* Exact match. */
if (!bacmp(&sco_pi(sk)->src, src))
break;
/* Closest match */
if (!bacmp(&sco_pi(sk)->src, BDADDR_ANY))
sk1 = sk;
}
read_unlock(&sco_sk_list.lock);
return sk ? sk : sk1;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
maksim krasnyanskiy | maksim krasnyanskiy | 91 | 88.35% | 1 | 20.00% |
arnaldo carvalho de melo | arnaldo carvalho de melo | 9 | 8.74% | 2 | 40.00% |
marcel holtmann | marcel holtmann | 2 | 1.94% | 1 | 20.00% |
sasha levin | sasha levin | 1 | 0.97% | 1 | 20.00% |
| Total | 103 | 100.00% | 5 | 100.00% |
static void sco_sock_destruct(struct sock *sk)
{
BT_DBG("sk %p", sk);
skb_queue_purge(&sk->sk_receive_queue);
skb_queue_purge(&sk->sk_write_queue);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
maksim krasnyanskiy | maksim krasnyanskiy | 32 | 94.12% | 1 | 50.00% |
arnaldo carvalho de melo | arnaldo carvalho de melo | 2 | 5.88% | 1 | 50.00% |
| Total | 34 | 100.00% | 2 | 100.00% |
static void sco_sock_cleanup_listen(struct sock *parent)
{
struct sock *sk;
BT_DBG("parent %p", parent);
/* Close not yet accepted channels */
while ((sk = bt_accept_dequeue(parent, NULL))) {
sco_sock_close(sk);
sco_sock_kill(sk);
}
parent->sk_state = BT_CLOSED;
sock_set_flag(parent, SOCK_ZAPPED);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
maksim krasnyanskiy | maksim krasnyanskiy | 55 | 88.71% | 3 | 50.00% |
thomas graf | thomas graf | 5 | 8.06% | 1 | 16.67% |
arnaldo carvalho de melo | arnaldo carvalho de melo | 1 | 1.61% | 1 | 16.67% |
david woodhouse | david woodhouse | 1 | 1.61% | 1 | 16.67% |
| Total | 62 | 100.00% | 6 | 100.00% |
/* Kill socket (only if zapped and orphan)
* Must be called on unlocked socket.
*/
static void sco_sock_kill(struct sock *sk)
{
if (!sock_flag(sk, SOCK_ZAPPED) || sk->sk_socket)
return;
BT_DBG("sk %p state %d", sk, sk->sk_state);
/* Kill poor orphan */
bt_sock_unlink(&sco_sk_list, sk);
sock_set_flag(sk, SOCK_DEAD);
sock_put(sk);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
maksim krasnyanskiy | maksim krasnyanskiy | 46 | 79.31% | 2 | 33.33% |
thomas graf | thomas graf | 5 | 8.62% | 1 | 16.67% |
arnaldo carvalho de melo | arnaldo carvalho de melo | 5 | 8.62% | 2 | 33.33% |
james morris | james morris | 2 | 3.45% | 1 | 16.67% |
| Total | 58 | 100.00% | 6 | 100.00% |
static void __sco_sock_close(struct sock *sk)
{
BT_DBG("sk %p state %d socket %p", sk, sk->sk_state, sk->sk_socket);
switch (sk->sk_state) {
case BT_LISTEN:
sco_sock_cleanup_listen(sk);
break;
case BT_CONNECTED:
case BT_CONFIG:
if (sco_pi(sk)->conn->hcon) {
sk->sk_state = BT_DISCONN;
sco_sock_set_timer(sk, SCO_DISCONN_TIMEOUT);
sco_conn_lock(sco_pi(sk)->conn);
hci_conn_drop(sco_pi(sk)->conn->hcon);
sco_pi(sk)->conn->hcon = NULL;
sco_conn_unlock(sco_pi(sk)->conn);
} else
sco_chan_del(sk, ECONNRESET);
break;
case BT_CONNECT2:
case BT_CONNECT:
case BT_DISCONN:
sco_chan_del(sk, ECONNRESET);
break;
default:
sock_set_flag(sk, SOCK_ZAPPED);
break;
}
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
maksim krasnyanskiy | maksim krasnyanskiy | 61 | 39.87% | 1 | 11.11% |
luiz augusto von dentz | luiz augusto von dentz | 55 | 35.95% | 1 | 11.11% |
kuba pawlak | kuba pawlak | 20 | 13.07% | 1 | 11.11% |
thomas graf | thomas graf | 5 | 3.27% | 1 | 11.11% |
vinicius costa gomes | vinicius costa gomes | 3 | 1.96% | 1 | 11.11% |
marcel holtmann | marcel holtmann | 3 | 1.96% | 1 | 11.11% |
arnaldo carvalho de melo | arnaldo carvalho de melo | 3 | 1.96% | 1 | 11.11% |
gustavo padovan | gustavo padovan | 2 | 1.31% | 1 | 11.11% |
david herrmann | david herrmann | 1 | 0.65% | 1 | 11.11% |
| Total | 153 | 100.00% | 9 | 100.00% |
/* Must be called on unlocked socket. */
static void sco_sock_close(struct sock *sk)
{
sco_sock_clear_timer(sk);
lock_sock(sk);
__sco_sock_close(sk);
release_sock(sk);
sco_sock_kill(sk);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
marcel holtmann | marcel holtmann | 25 | 69.44% | 1 | 50.00% |
maksim krasnyanskiy | maksim krasnyanskiy | 11 | 30.56% | 1 | 50.00% |
| Total | 36 | 100.00% | 2 | 100.00% |
static void sco_sock_init(struct sock *sk, struct sock *parent)
{
BT_DBG("sk %p", sk);
if (parent) {
sk->sk_type = parent->sk_type;
bt_sk(sk)->flags = bt_sk(parent)->flags;
security_sk_clone(parent, sk);
}
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
maksim krasnyanskiy | maksim krasnyanskiy | 33 | 56.90% | 1 | 25.00% |
frederic dalleau | frederic dalleau | 14 | 24.14% | 1 | 25.00% |
paul moore | paul moore | 9 | 15.52% | 1 | 25.00% |
arnaldo carvalho de melo | arnaldo carvalho de melo | 2 | 3.45% | 1 | 25.00% |
| Total | 58 | 100.00% | 4 | 100.00% |
static struct proto sco_proto = {
.name = "SCO",
.owner = THIS_MODULE,
.obj_size = sizeof(struct sco_pinfo)
};
static struct sock *sco_sock_alloc(struct net *net, struct socket *sock,
int proto, gfp_t prio, int kern)
{
struct sock *sk;
sk = sk_alloc(net, PF_BLUETOOTH, prio, &sco_proto, kern);
if (!sk)
return NULL;
sock_init_data(sock, sk);
INIT_LIST_HEAD(&bt_sk(sk)->accept_q);
sk->sk_destruct = sco_sock_destruct;
sk->sk_sndtimeo = SCO_CONN_TIMEOUT;
sock_reset_flag(sk, SOCK_ZAPPED);
sk->sk_protocol = proto;
sk->sk_state = BT_OPEN;
sco_pi(sk)->setting = BT_VOICE_CVSD_16BIT;
setup_timer(&sk->sk_timer, sco_sock_timeout, (unsigned long)sk);
bt_sock_link(&sco_sk_list, sk);
return sk;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
maksim krasnyanskiy | maksim krasnyanskiy | 68 | 48.23% | 2 | 20.00% |
marcel holtmann | marcel holtmann | 34 | 24.11% | 1 | 10.00% |
pavel emelianov | pavel emelianov | 12 | 8.51% | 1 | 10.00% |
eric w. biederman | eric w. biederman | 12 | 8.51% | 2 | 20.00% |
frederic dalleau | frederic dalleau | 9 | 6.38% | 1 | 10.00% |
arnaldo carvalho de melo | arnaldo carvalho de melo | 5 | 3.55% | 2 | 20.00% |
al viro | al viro | 1 | 0.71% | 1 | 10.00% |
| Total | 141 | 100.00% | 10 | 100.00% |
static int sco_sock_create(struct net *net, struct socket *sock, int protocol,
int kern)
{
struct sock *sk;
BT_DBG("sock %p", sock);
sock->state = SS_UNCONNECTED;
if (sock->type != SOCK_SEQPACKET)
return -ESOCKTNOSUPPORT;
sock->ops = &sco_sock_ops;
sk = sco_sock_alloc(net, sock, protocol, GFP_ATOMIC, kern);
if (!sk)
return -ENOMEM;
sco_sock_init(sk, NULL);
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
maksim krasnyanskiy | maksim krasnyanskiy | 75 | 80.65% | 1 | 20.00% |
eric w. biederman | eric w. biederman | 9 | 9.68% | 2 | 40.00% |
marcel holtmann | marcel holtmann | 6 | 6.45% | 1 | 20.00% |
eric paris | eric paris | 3 | 3.23% | 1 | 20.00% |
| Total | 93 | 100.00% | 5 | 100.00% |
static int sco_sock_bind(struct socket *sock, struct sockaddr *addr,
int addr_len)
{
struct sockaddr_sco *sa = (struct sockaddr_sco *) addr;
struct sock *sk = sock->sk;
int err = 0;
BT_DBG("sk %p %pMR", sk, &sa->sco_bdaddr);
if (!addr || addr->sa_family != AF_BLUETOOTH)
return -EINVAL;
if (addr_len < sizeof(struct sockaddr_sco))
return -EINVAL;
lock_sock(sk);
if (sk->sk_state != BT_OPEN) {
err = -EBADFD;
goto done;
}
if (sk->sk_type != SOCK_SEQPACKET) {
err = -EINVAL;
goto done;
}
bacpy(&sco_pi(sk)->src, &sa->sco_bdaddr);
sk->sk_state = BT_BOUND;
done:
release_sock(sk);
return err;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
maksim krasnyanskiy | maksim krasnyanskiy | 132 | 83.02% | 1 | 16.67% |
david s. miller | david s. miller | 14 | 8.81% | 1 | 16.67% |
marcel holtmann | marcel holtmann | 10 | 6.29% | 2 | 33.33% |
arnaldo carvalho de melo | arnaldo carvalho de melo | 2 | 1.26% | 1 | 16.67% |
andrei emeltchenko | andrei emeltchenko | 1 | 0.63% | 1 | 16.67% |
| Total | 159 | 100.00% | 6 | 100.00% |
static int sco_sock_connect(struct socket *sock, struct sockaddr *addr, int alen, int flags)
{
struct sockaddr_sco *sa = (struct sockaddr_sco *) addr;
struct sock *sk = sock->sk;
int err;
BT_DBG("sk %p", sk);
if (alen < sizeof(struct sockaddr_sco) ||
addr->sa_family != AF_BLUETOOTH)
return -EINVAL;
if (sk->sk_state != BT_OPEN && sk->sk_state != BT_BOUND)
return -EBADFD;
if (sk->sk_type != SOCK_SEQPACKET)
return -EINVAL;
lock_sock(sk);
/* Set destination address and psm */
bacpy(&sco_pi(sk)->dst, &sa->sco_bdaddr);
err = sco_connect(sk);
if (err)
goto done;
err = bt_sock_wait_state(sk, BT_CONNECTED,
sock_sndtimeo(sk, flags & O_NONBLOCK));
done:
release_sock(sk);
return err;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
maksim krasnyanskiy | maksim krasnyanskiy | 153 | 91.62% | 2 | 33.33% |
changli gao | changli gao | 6 | 3.59% | 1 | 16.67% |
andrei emeltchenko | andrei emeltchenko | 4 | 2.40% | 1 | 16.67% |
arnaldo carvalho de melo | arnaldo carvalho de melo | 3 | 1.80% | 1 | 16.67% |
marcel holtmann | marcel holtmann | 1 | 0.60% | 1 | 16.67% |
| Total | 167 | 100.00% | 6 | 100.00% |
static int sco_sock_listen(struct socket *sock, int backlog)
{
struct sock *sk = sock->sk;
bdaddr_t *src = &sco_pi(sk)->src;
int err = 0;
BT_DBG("sk %p backlog %d", sk, backlog);
lock_sock(sk);
if (sk->sk_state != BT_BOUND) {
err = -EBADFD;
goto done;
}
if (sk->sk_type != SOCK_SEQPACKET) {
err = -EINVAL;
goto done;
}
write_lock(&sco_sk_list.lock);
if (__sco_get_sock_listen_by_addr(src)) {
err = -EADDRINUSE;
goto unlock;
}
sk->sk_max_ack_backlog = backlog;
sk->sk_ack_backlog = 0;
sk->sk_state = BT_LISTEN;
unlock:
write_unlock(&sco_sk_list.lock);
done:
release_sock(sk);
return err;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
maksim krasnyanskiy | maksim krasnyanskiy | 85 | 55.56% | 1 | 16.67% |
marcel holtmann | marcel holtmann | 64 | 41.83% | 4 | 66.67% |
arnaldo carvalho de melo | arnaldo carvalho de melo | 4 | 2.61% | 1 | 16.67% |
| Total | 153 | 100.00% | 6 | 100.00% |
static int sco_sock_accept(struct socket *sock, struct socket *newsock,
int flags)
{
DEFINE_WAIT_FUNC(wait, woken_wake_function);
struct sock *sk = sock->sk, *ch;
long timeo;
int err = 0;
lock_sock(sk);
timeo = sock_rcvtimeo(sk, flags & O_NONBLOCK);
BT_DBG("sk %p timeo %ld", sk, timeo);
/* Wait for an incoming connection. (wake-one). */
add_wait_queue_exclusive(sk_sleep(sk), &wait);
while (1) {
if (sk->sk_state != BT_LISTEN) {
err = -EBADFD;
break;
}
ch = bt_accept_dequeue(sk, newsock);
if (ch)
break;
if (!timeo) {
err = -EAGAIN;
break;
}
if (signal_pending(current)) {
err = sock_intr_errno(timeo);
break;
}
release_sock(sk);
timeo = wait_woken(&wait, TASK_INTERRUPTIBLE, timeo);
lock_sock(sk);
}
remove_wait_queue(sk_sleep(sk), &wait);
if (err)
goto done;
newsock->state = SS_CONNECTED;
BT_DBG("new socket %p", ch);
done:
release_sock(sk);
return err;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
maksim krasnyanskiy | maksim krasnyanskiy | 160 | 75.47% | 1 | 16.67% |
peter hurley | peter hurley | 43 | 20.28% | 2 | 33.33% |
eric dumazet | eric dumazet | 6 | 2.83% | 1 | 16.67% |
arnaldo carvalho de melo | arnaldo carvalho de melo | 2 | 0.94% | 1 | 16.67% |
marcel holtmann | marcel holtmann | 1 | 0.47% | 1 | 16.67% |
| Total | 212 | 100.00% | 6 | 100.00% |
static int sco_sock_getname(struct socket *sock, struct sockaddr *addr,
int *len, int peer)
{
struct sockaddr_sco *sa = (struct sockaddr_sco *) addr;
struct sock *sk = sock->sk;
BT_DBG("sock %p, sk %p", sock, sk);
addr->sa_family = AF_BLUETOOTH;
*len = sizeof(struct sockaddr_sco);
if (peer)
bacpy(&sa->sco_bdaddr, &sco_pi(sk)->dst);
else
bacpy(&sa->sco_bdaddr, &sco_pi(sk)->src);
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
maksim krasnyanskiy | maksim krasnyanskiy | 106 | 98.15% | 1 | 50.00% |
marcel holtmann | marcel holtmann | 2 | 1.85% | 1 | 50.00% |
| Total | 108 | 100.00% | 2 | 100.00% |
static int sco_sock_sendmsg(struct socket *sock, struct msghdr *msg,
size_t len)
{
struct sock *sk = sock->sk;
int err;
BT_DBG("sock %p, sk %p", sock, sk);
err = sock_error(sk);
if (err)
return err;
if (msg->msg_flags & MSG_OOB)
return -EOPNOTSUPP;
lock_sock(sk);
if (sk->sk_state == BT_CONNECTED)
err = sco_send_frame(sk, msg, len);
else
err = -ENOTCONN;
release_sock(sk);
return err;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
maksim krasnyanskiy | maksim krasnyanskiy | 93 | 89.42% | 1 | 25.00% |
benjamin lahaise | benjamin lahaise | 9 | 8.65% | 1 | 25.00% |
arnaldo carvalho de melo | arnaldo carvalho de melo | 1 | 0.96% | 1 | 25.00% |
stephen hemminger | stephen hemminger | 1 | 0.96% | 1 | 25.00% |
| Total | 104 | 100.00% | 4 | 100.00% |
static void sco_conn_defer_accept(struct hci_conn *conn, u16 setting)
{
struct hci_dev *hdev = conn->hdev;
BT_DBG("conn %p", conn);
conn->state = BT_CONFIG;
if (!lmp_esco_capable(hdev)) {
struct hci_cp_accept_conn_req cp;
bacpy(&cp.bdaddr, &conn->dst);
cp.role = 0x00; /* Ignored */
hci_send_cmd(hdev, HCI_OP_ACCEPT_CONN_REQ, sizeof(cp), &cp);
} else {
struct hci_cp_accept_sync_conn_req cp;
bacpy(&cp.bdaddr, &conn->dst);
cp.pkt_type = cpu_to_le16(conn->pkt_type);
cp.tx_bandwidth = cpu_to_le32(0x00001f40);
cp.rx_bandwidth = cpu_to_le32(0x00001f40);
cp.content_format = cpu_to_le16(setting);
switch (setting & SCO_AIRMODE_MASK) {
case SCO_AIRMODE_TRANSP:
if (conn->pkt_type & ESCO_2EV3)
cp.max_latency = cpu_to_le16(0x0008);
else
cp.max_latency = cpu_to_le16(0x000D);
cp.retrans_effort = 0x02;
break;
case SCO_AIRMODE_CVSD:
cp.max_latency = cpu_to_le16(0xffff);
cp.retrans_effort = 0xff;
break;
}
hci_send_cmd(hdev, HCI_OP_ACCEPT_SYNC_CONN_REQ,
sizeof(cp), &cp);
}
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
frederic dalleau | frederic dalleau | 217 | 97.75% | 3 | 75.00% |
joe perches | joe perches | 5 | 2.25% | 1 | 25.00% |
| Total | 222 | 100.00% | 4 | 100.00% |
static int sco_sock_recvmsg(struct socket *sock, struct msghdr *msg,
size_t len, int flags)
{
struct sock *sk = sock->sk;
struct sco_pinfo *pi = sco_pi(sk);
lock_sock(sk);
if (sk->sk_state == BT_CONNECT2 &&
test_bit(BT_SK_DEFER_SETUP, &bt_sk(sk)->flags)) {
sco_conn_defer_accept(pi->conn->hcon, pi->setting);
sk->sk_state = BT_CONFIG;
release_sock(sk);
return 0;
}
release_sock(sk);
return bt_sock_recvmsg(sock, msg, len, flags);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
frederic dalleau | frederic dalleau | 113 | 100.00% | 3 | 100.00% |
| Total | 113 | 100.00% | 3 | 100.00% |
static int sco_sock_setsockopt(struct socket *sock, int level, int optname,
char __user *optval, unsigned int optlen)
{
struct sock *sk = sock->sk;
int len, err = 0;
struct bt_voice voice;
u32 opt;
BT_DBG("sk %p", sk);
lock_sock(sk);
switch (optname) {
case BT_DEFER_SETUP:
if (sk->sk_state != BT_BOUND && sk->sk_state != BT_LISTEN) {
err = -EINVAL;
break;
}
if (get_user(opt, (u32 __user *) optval)) {
err = -EFAULT;
break;
}
if (opt)
set_bit(BT_SK_DEFER_SETUP, &bt_sk(sk)->flags);
else
clear_bit(BT_SK_DEFER_SETUP, &bt_sk(sk)->flags);
break;
case BT_VOICE:
if (sk->sk_state != BT_OPEN && sk->sk_state != BT_BOUND &&
sk->sk_state != BT_CONNECT2) {
err = -EINVAL;
break;
}
voice.setting = sco_pi(sk)->setting;
len = min_t(unsigned int, sizeof(voice), optlen);
if (copy_from_user((char *)&voice, optval, len)) {
err = -EFAULT;
break;
}
/* Explicitly check for these values */
if (voice.setting != BT_VOICE_TRANSPARENT &&
voice.setting != BT_VOICE_CVSD_16BIT) {
err = -EINVAL;
break;
}
sco_pi(sk)->setting = voice.setting;
break;
default:
err = -ENOPROTOOPT;
break;
}
release_sock(sk);
return err;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
frederic dalleau | frederic dalleau | 200 | 73.26% | 2 | 33.33% |
maksim krasnyanskiy | maksim krasnyanskiy | 70 | 25.64% | 1 | 16.67% |
marcel holtmann | marcel holtmann | 1 | 0.37% | 1 | 16.67% |
al viro | al viro | 1 | 0.37% | 1 | 16.67% |
david s. miller | david s. miller | 1 | 0.37% | 1 | 16.67% |
| Total | 273 | 100.00% | 6 | 100.00% |
static int sco_sock_getsockopt_old(struct socket *sock, int optname,
char __user *optval, int __user *optlen)
{
struct sock *sk = sock->sk;
struct sco_options opts;
struct sco_conninfo cinfo;
int len, err = 0;
BT_DBG("sk %p", sk);
if (get_user(len, optlen))
return -EFAULT;
lock_sock(sk);
switch (optname) {
case SCO_OPTIONS:
if (sk->sk_state != BT_CONNECTED &&
!(sk->sk_state == BT_CONNECT2 &&
test_bit(BT_SK_DEFER_SETUP, &bt_sk(sk)->flags))) {
err = -ENOTCONN;
break;
}
opts.mtu = sco_pi(sk)->conn->mtu;
BT_DBG("mtu %d", opts.mtu);
len = min_t(unsigned int, len, sizeof(opts));
if (copy_to_user(optval, (char *)&opts, len))
err = -EFAULT;
break;
case SCO_CONNINFO:
if (sk->sk_state != BT_CONNECTED &&
!(sk->sk_state == BT_CONNECT2 &&
test_bit(BT_SK_DEFER_SETUP, &bt_sk(sk)->flags))) {
err = -ENOTCONN;
break;
}
memset(&cinfo, 0, sizeof(cinfo));
cinfo.hci_handle = sco_pi(sk)->conn->hcon->handle;
memcpy(cinfo.dev_class, sco_pi(sk)->conn->hcon->dev_class, 3);
len = min_t(unsigned int, len, sizeof(cinfo));
if (copy_to_user(optval, (char *)&cinfo, len))
err = -EFAULT;
break;
default:
err = -ENOPROTOOPT;
break;
}
release_sock(sk);
return err;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
maksim krasnyanskiy | maksim krasnyanskiy | 228 | 73.08% | 2 | 20.00% |
johan hedberg | johan hedberg | 44 | 14.10% | 1 | 10.00% |
marcel holtmann | marcel holtmann | 23 | 7.37% | 4 | 40.00% |
vasiliy kulikov | vasiliy kulikov | 13 | 4.17% | 1 | 10.00% |
al viro | al viro | 2 | 0.64% | 1 | 10.00% |
arnaldo carvalho de melo | arnaldo carvalho de melo | 2 | 0.64% | 1 | 10.00% |
| Total | 312 | 100.00% | 10 | 100.00% |
static int sco_sock_getsockopt(struct socket *sock, int level, int optname,
char __user *optval, int __user *optlen)
{
struct sock *sk = sock->sk;
int len, err = 0;
struct bt_voice voice;
BT_DBG("sk %p", sk);
if (level == SOL_SCO)
return sco_sock_getsockopt_old(sock, optname, optval, optlen);
if (get_user(len, optlen))
return -EFAULT;
lock_sock(sk);
switch (optname) {
case BT_DEFER_SETUP:
if (sk->sk_state != BT_BOUND && sk->sk_state != BT_LISTEN) {
err = -EINVAL;
break;
}
if (put_user(test_bit(BT_SK_DEFER_SETUP, &bt_sk(sk)->flags),
(u32 __user *)optval))
err = -EFAULT;
break;
case BT_VOICE:
voice.setting = sco_pi(sk)->setting;
len = min_t(unsigned int, len, sizeof(voice));
if (copy_to_user(optval, (char *)&voice, len))
err = -EFAULT;
break;
default:
err = -ENOPROTOOPT;
break;
}
release_sock(sk);
return err;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
marcel holtmann | marcel holtmann | 107 | 50.00% | 1 | 33.33% |
frederic dalleau | frederic dalleau | 107 | 50.00% | 2 | 66.67% |
| Total | 214 | 100.00% | 3 | 100.00% |
static int sco_sock_shutdown(struct socket *sock, int how)
{
struct sock *sk = sock->sk;
int err = 0;
BT_DBG("sock %p, sk %p", sock, sk);
if (!sk)
return 0;
sock_hold(sk);
lock_sock(sk);
if (!sk->sk_shutdown) {
sk->sk_shutdown = SHUTDOWN_MASK;
sco_sock_clear_timer(sk);
__sco_sock_close(sk);
if (sock_flag(sk, SOCK_LINGER) && sk->sk_lingertime &&
!(current->flags & PF_EXITING))
err = bt_sock_wait_state(sk, BT_CLOSED,
sk->sk_lingertime);
}
release_sock(sk);
sock_put(sk);
return err;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
marcel holtmann | marcel holtmann | 109 | 85.16% | 1 | 33.33% |
kuba pawlak | kuba pawlak | 10 | 7.81% | 1 | 33.33% |
vladimir davydov | vladimir davydov | 9 | 7.03% | 1 | 33.33% |
| Total | 128 | 100.00% | 3 | 100.00% |
static int sco_sock_release(struct socket *sock)
{
struct sock *sk = sock->sk;
int err = 0;
BT_DBG("sock %p, sk %p", sock, sk);
if (!sk)
return 0;
sco_sock_close(sk);
if (sock_flag(sk, SOCK_LINGER) && sk->sk_lingertime &&
!(current->flags & PF_EXITING)) {
lock_sock(sk);
err = bt_sock_wait_state(sk, BT_CLOSED, sk->sk_lingertime);
release_sock(sk);
}
sock_orphan(sk);
sco_sock_kill(sk);
return err;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
maksim krasnyanskiy | maksim krasnyanskiy | 98 | 91.59% | 2 | 66.67% |
vladimir davydov | vladimir davydov | 9 | 8.41% | 1 | 33.33% |
| Total | 107 | 100.00% | 3 | 100.00% |
static void sco_conn_ready(struct sco_conn *conn)
{
struct sock *parent;
struct sock *sk = conn->sk;
BT_DBG("conn %p", conn);
if (sk) {
sco_sock_clear_timer(sk);
bh_lock_sock(sk);
sk->sk_state = BT_CONNECTED;
sk->sk_state_change(sk);
bh_unlock_sock(sk);
} else {
sco_conn_lock(conn);
if (!conn->hcon) {
sco_conn_unlock(conn);
return;
}
parent = sco_get_sock_listen(&conn->hcon->src);
if (!parent) {
sco_conn_unlock(conn);
return;
}
bh_lock_sock(parent);
sk = sco_sock_alloc(sock_net(parent), NULL,
BTPROTO_SCO, GFP_ATOMIC, 0);
if (!sk) {
bh_unlock_sock(parent);
sco_conn_unlock(conn);
return;
}
sco_sock_init(sk, parent);
bacpy(&sco_pi(sk)->src, &conn->hcon->src);
bacpy(&sco_pi(sk)->dst, &conn->hcon->dst);
hci_conn_hold(conn->hcon);
__sco_chan_add(conn, sk, parent);
if (test_bit(BT_SK_DEFER_SETUP, &bt_sk(parent)->flags))
sk->sk_state = BT_CONNECT2;
else
sk->sk_state = BT_CONNECTED;
/* Wake up parent */
parent->sk_data_ready(parent);
bh_unlock_sock(parent);
sco_conn_unlock(conn);
}
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
maksim krasnyanskiy | maksim krasnyanskiy | 174 | 66.92% | 1 | 9.09% |
frederic dalleau | frederic dalleau | 22 | 8.46% | 1 | 9.09% |
andre guedes | andre guedes | 20 | 7.69% | 1 | 9.09% |
kuba pawlak | kuba pawlak | 15 | 5.77% | 1 | 9.09% |
marcel holtmann | marcel holtmann | 11 | 4.23% | 2 | 18.18% |
andrei emeltchenko | andrei emeltchenko | 7 | 2.69% | 1 | 9.09% |
arnaldo carvalho de melo | arnaldo carvalho de melo | 4 | 1.54% | 1 | 9.09% |
eric w. biederman | eric w. biederman | 4 | 1.54% | 2 | 18.18% |
hideaki yoshifuji | hideaki yoshifuji | 3 | 1.15% | 1 | 9.09% |
| Total | 260 | 100.00% | 11 | 100.00% |
/* ----- SCO interface with lower layer (HCI) ----- */
int sco_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, __u8 *flags)
{
struct sock *sk;
int lm = 0;
BT_DBG("hdev %s, bdaddr %pMR", hdev->name, bdaddr);
/* Find listening sockets */
read_lock(&sco_sk_list.lock);
sk_for_each(sk, &sco_sk_list.head) {
if (sk->sk_state != BT_LISTEN)
continue;
if (!bacmp(&sco_pi(sk)->src, &hdev->bdaddr) ||
!bacmp(&sco_pi(sk)->src, BDADDR_ANY)) {
lm |= HCI_LM_ACCEPT;
if (test_bit(BT_SK_DEFER_SETUP, &bt_sk(sk)->flags))
*flags |= HCI_PROTO_DEFER;
break;
}
}
read_unlock(&sco_sk_list.lock);
return lm;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
marcel holtmann | marcel holtmann | 85 | 62.50% | 2 | 40.00% |
maksim krasnyanskiy | maksim krasnyanskiy | 26 | 19.12% | 1 | 20.00% |
frederic dalleau | frederic dalleau | 24 | 17.65% | 1 | 20.00% |
andrei emeltchenko | andrei emeltchenko | 1 | 0.74% | 1 | 20.00% |
| Total | 136 | 100.00% | 5 | 100.00% |
static void sco_connect_cfm(struct hci_conn *hcon, __u8 status)
{
if (hcon->type != SCO_LINK && hcon->type != ESCO_LINK)
return;
BT_DBG("hcon %p bdaddr %pMR status %d", hcon, &hcon->dst, status);
if (!status) {
struct sco_conn *conn;
conn = sco_conn_add(hcon);
if (conn)
sco_conn_ready(conn);
} else
sco_conn_del(hcon, bt_to_errno(status));
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
maksim krasnyanskiy | maksim krasnyanskiy | 63 | 76.83% | 1 | 20.00% |
johan hedberg | johan hedberg | 16 | 19.51% | 1 | 20.00% |
andrei emeltchenko | andrei emeltchenko | 2 | 2.44% | 2 | 40.00% |
joe perches | joe perches | 1 | 1.22% | 1 | 20.00% |
| Total | 82 | 100.00% | 5 | 100.00% |
static void sco_disconn_cfm(struct hci_conn *hcon, __u8 reason)
{
if (hcon->type != SCO_LINK && hcon->type != ESCO_LINK)
return;
BT_DBG("hcon %p reason %d", hcon, reason);
sco_conn_del(hcon, bt_to_errno(reason));
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
maksim krasnyanskiy | maksim krasnyanskiy | 29 | 60.42% | 1 | 20.00% |
johan hedberg | johan hedberg | 16 | 33.33% | 1 | 20.00% |
marcel holtmann | marcel holtmann | 1 | 2.08% | 1 | 20.00% |
andrei emeltchenko | andrei emeltchenko | 1 | 2.08% | 1 | 20.00% |
joe perches | joe perches | 1 | 2.08% | 1 | 20.00% |
| Total | 48 | 100.00% | 5 | 100.00% |
void sco_recv_scodata(struct hci_conn *hcon, struct sk_buff *skb)
{
struct sco_conn *conn = hcon->sco_data;
if (!conn)
goto drop;
BT_DBG("conn %p len %d", conn, skb->len);
if (skb->len) {
sco_recv_frame(conn, skb);
return;
}
drop:
kfree_skb(skb);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
maksim krasnyanskiy | maksim krasnyanskiy | 64 | 96.97% | 1 | 50.00% |
arron wang | arron wang | 2 | 3.03% | 1 | 50.00% |
| Total | 66 | 100.00% | 2 | 100.00% |
static struct hci_cb sco_cb = {
.name = "SCO",
.connect_cfm = sco_connect_cfm,
.disconn_cfm = sco_disconn_cfm,
};
static int sco_debugfs_show(struct seq_file *f, void *p)
{
struct sock *sk;
read_lock(&sco_sk_list.lock);
sk_for_each(sk, &sco_sk_list.head) {
seq_printf(f, "%pMR %pMR %d\n", &sco_pi(sk)->src,
&sco_pi(sk)->dst, sk->sk_state);
}
read_unlock(&sco_sk_list.lock);
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
maksim krasnyanskiy | maksim krasnyanskiy | 48 | 64.86% | 2 | 18.18% |
marcel holtmann | marcel holtmann | 14 | 18.92% | 4 | 36.36% |
arnaldo carvalho de melo | arnaldo carvalho de melo | 7 | 9.46% | 2 | 18.18% |
gustavo f. padovan | gustavo f. padovan | 2 | 2.70% | 1 | 9.09% |
andi kleen | andi kleen | 2 | 2.70% | 1 | 9.09% |
andrei emeltchenko | andrei emeltchenko | 1 | 1.35% | 1 | 9.09% |
| Total | 74 | 100.00% | 11 | 100.00% |
static int sco_debugfs_open(struct inode *inode, struct file *file)
{
return single_open(file, sco_debugfs_show, inode->i_private);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
marcel holtmann | marcel holtmann | 24 | 85.71% | 2 | 66.67% |
maksim krasnyanskiy | maksim krasnyanskiy | 4 | 14.29% | 1 | 33.33% |
| Total | 28 | 100.00% | 3 | 100.00% |
static const struct file_operations sco_debugfs_fops = {
.open = sco_debugfs_open,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
};
static struct dentry *sco_debugfs;
static const struct proto_ops sco_sock_ops = {
.family = PF_BLUETOOTH,
.owner = THIS_MODULE,
.release = sco_sock_release,
.bind = sco_sock_bind,
.connect = sco_sock_connect,
.listen = sco_sock_listen,
.accept = sco_sock_accept,
.getname = sco_sock_getname,
.sendmsg = sco_sock_sendmsg,
.recvmsg = sco_sock_recvmsg,
.poll = bt_sock_poll,
.ioctl = bt_sock_ioctl,
.mmap = sock_no_mmap,
.socketpair = sock_no_socketpair,
.shutdown = sco_sock_shutdown,
.setsockopt = sco_sock_setsockopt,
.getsockopt = sco_sock_getsockopt
};
static const struct net_proto_family sco_sock_family_ops = {
.family = PF_BLUETOOTH,
.owner = THIS_MODULE,
.create = sco_sock_create,
};
int __init sco_init(void)
{
int err;
BUILD_BUG_ON(sizeof(struct sockaddr_sco) > sizeof(struct sockaddr));
err = proto_register(&sco_proto, 0);
if (err < 0)
return err;
err = bt_sock_register(BTPROTO_SCO, &sco_sock_family_ops);
if (err < 0) {
BT_ERR("SCO socket registration failed");
goto error;
}
err = bt_procfs_init(&init_net, "sco", &sco_sk_list, NULL);
if (err < 0) {
BT_ERR("Failed to create SCO proc file");
bt_sock_unregister(BTPROTO_SCO);
goto error;
}
BT_INFO("SCO socket layer initialized");
hci_register_cb(&sco_cb);
if (IS_ERR_OR_NULL(bt_debugfs))
return 0;
sco_debugfs = debugfs_create_file("sco", 0444, bt_debugfs,
NULL, &sco_debugfs_fops);
return 0;
error:
proto_unregister(&sco_proto);
return err;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
marcel holtmann | marcel holtmann | 46 | 29.11% | 5 | 45.45% |
arnaldo carvalho de melo | arnaldo carvalho de melo | 37 | 23.42% | 1 | 9.09% |
masatake yamato | masatake yamato | 36 | 22.78% | 1 | 9.09% |
maksim krasnyanskiy | maksim krasnyanskiy | 33 | 20.89% | 3 | 27.27% |
johan hedberg | johan hedberg | 6 | 3.80% | 1 | 9.09% |
| Total | 158 | 100.00% | 11 | 100.00% |
void sco_exit(void)
{
bt_procfs_cleanup(&init_net, "sco");
debugfs_remove(sco_debugfs);
hci_unregister_cb(&sco_cb);
bt_sock_unregister(BTPROTO_SCO);
proto_unregister(&sco_proto);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
maksim krasnyanskiy | maksim krasnyanskiy | 14 | 37.84% | 2 | 25.00% |
masatake yamato | masatake yamato | 8 | 21.62% | 1 | 12.50% |
johan hedberg | johan hedberg | 6 | 16.22% | 1 | 12.50% |
marcel holtmann | marcel holtmann | 5 | 13.51% | 3 | 37.50% |
arnaldo carvalho de melo | arnaldo carvalho de melo | 4 | 10.81% | 1 | 12.50% |
| Total | 37 | 100.00% | 8 | 100.00% |
module_param(disable_esco, bool, 0644);
MODULE_PARM_DESC(disable_esco, "Disable eSCO connection creation");
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
maksim krasnyanskiy | maksim krasnyanskiy | 2849 | 52.53% | 6 | 5.36% |
marcel holtmann | marcel holtmann | 996 | 18.36% | 31 | 27.68% |
frederic dalleau | frederic dalleau | 750 | 13.83% | 9 | 8.04% |
arnaldo carvalho de melo | arnaldo carvalho de melo | 152 | 2.80% | 7 | 6.25% |
johan hedberg | johan hedberg | 110 | 2.03% | 3 | 2.68% |
maxim krasnyansky | maxim krasnyansky | 71 | 1.31% | 1 | 0.89% |
luiz augusto von dentz | luiz augusto von dentz | 55 | 1.01% | 1 | 0.89% |
kuba pawlak | kuba pawlak | 55 | 1.01% | 4 | 3.57% |
masatake yamato | masatake yamato | 44 | 0.81% | 1 | 0.89% |
peter hurley | peter hurley | 43 | 0.79% | 2 | 1.79% |
rusty russell | rusty russell | 37 | 0.68% | 2 | 1.79% |
andrei emeltchenko | andrei emeltchenko | 31 | 0.57% | 4 | 3.57% |
eric w. biederman | eric w. biederman | 25 | 0.46% | 2 | 1.79% |
andre guedes | andre guedes | 20 | 0.37% | 1 | 0.89% |
vladimir davydov | vladimir davydov | 18 | 0.33% | 1 | 0.89% |
ville tervo | ville tervo | 17 | 0.31% | 1 | 0.89% |
gustavo f. padovan | gustavo f. padovan | 17 | 0.31% | 4 | 3.57% |
david s. miller | david s. miller | 15 | 0.28% | 2 | 1.79% |
thomas graf | thomas graf | 15 | 0.28% | 1 | 0.89% |
vasiliy kulikov | vasiliy kulikov | 13 | 0.24% | 1 | 0.89% |
pavel emelianov | pavel emelianov | 12 | 0.22% | 1 | 0.89% |
paul moore | paul moore | 9 | 0.17% | 1 | 0.89% |
benjamin lahaise | benjamin lahaise | 9 | 0.17% | 1 | 0.89% |
eric dumazet | eric dumazet | 8 | 0.15% | 2 | 1.79% |
joe perches | joe perches | 7 | 0.13% | 2 | 1.79% |
changli gao | changli gao | 6 | 0.11% | 1 | 0.89% |
al viro | al viro | 5 | 0.09% | 3 | 2.68% |
hideaki yoshifuji | hideaki yoshifuji | 4 | 0.07% | 2 | 1.79% |
mikel astiz | mikel astiz | 4 | 0.07% | 1 | 0.89% |
robert p. j. day | robert p. j. day | 4 | 0.07% | 1 | 0.89% |
eric paris | eric paris | 3 | 0.06% | 1 | 0.89% |
vinicius costa gomes | vinicius costa gomes | 3 | 0.06% | 1 | 0.89% |
stephen hemminger | stephen hemminger | 2 | 0.04% | 2 | 1.79% |
david herrmann | david herrmann | 2 | 0.04% | 1 | 0.89% |
james morris | james morris | 2 | 0.04% | 1 | 0.89% |
arron wang | arron wang | 2 | 0.04% | 1 | 0.89% |
andi kleen | andi kleen | 2 | 0.04% | 1 | 0.89% |
nicholas krause | nicholas krause | 2 | 0.04% | 1 | 0.89% |
gustavo padovan | gustavo padovan | 2 | 0.04% | 1 | 0.89% |
david woodhouse | david woodhouse | 1 | 0.02% | 1 | 0.89% |
claudio takahasi | claudio takahasi | 1 | 0.02% | 1 | 0.89% |
sasha levin | sasha levin | 1 | 0.02% | 1 | 0.89% |
| Total | 5424 | 100.00% | 112 | 100.00% |
Information contained on this website is for historical information purposes only and does not indicate or represent copyright ownership.