提交 6de0702b 编写于 作者: G Gustavo F. Padovan

Bluetooth: move __l2cap_sock_close() to l2cap_sock.c

Signed-off-by: NGustavo F. Padovan <padovan@profusion.mobi>
上级 05fc1576
...@@ -451,6 +451,8 @@ void l2cap_sock_kill(struct sock *sk); ...@@ -451,6 +451,8 @@ void l2cap_sock_kill(struct sock *sk);
void l2cap_sock_init(struct sock *sk, struct sock *parent); void l2cap_sock_init(struct sock *sk, struct sock *parent);
struct sock *l2cap_sock_alloc(struct net *net, struct socket *sock, struct sock *l2cap_sock_alloc(struct net *net, struct socket *sock,
int proto, gfp_t prio); int proto, gfp_t prio);
void l2cap_send_disconn_req(struct l2cap_conn *conn, struct sock *sk, int err);
void l2cap_chan_del(struct sock *sk, int err);
int l2cap_do_connect(struct sock *sk); int l2cap_do_connect(struct sock *sk);
void l2cap_load(void); void l2cap_load(void);
......
...@@ -70,8 +70,6 @@ struct bt_sock_list l2cap_sk_list = { ...@@ -70,8 +70,6 @@ struct bt_sock_list l2cap_sk_list = {
static void l2cap_busy_work(struct work_struct *work); static void l2cap_busy_work(struct work_struct *work);
static void l2cap_sock_close(struct sock *sk);
static struct sk_buff *l2cap_build_cmd(struct l2cap_conn *conn, static struct sk_buff *l2cap_build_cmd(struct l2cap_conn *conn,
u8 code, u8 ident, u16 dlen, void *data); u8 code, u8 ident, u16 dlen, void *data);
...@@ -207,7 +205,7 @@ static void __l2cap_chan_add(struct l2cap_conn *conn, struct sock *sk, struct so ...@@ -207,7 +205,7 @@ static void __l2cap_chan_add(struct l2cap_conn *conn, struct sock *sk, struct so
/* Delete channel. /* Delete channel.
* Must be called on the locked socket. */ * Must be called on the locked socket. */
static void l2cap_chan_del(struct sock *sk, int err) void l2cap_chan_del(struct sock *sk, int err)
{ {
struct l2cap_conn *conn = l2cap_pi(sk)->conn; struct l2cap_conn *conn = l2cap_pi(sk)->conn;
struct sock *parent = bt_sk(sk)->parent; struct sock *parent = bt_sk(sk)->parent;
...@@ -457,7 +455,7 @@ static inline int l2cap_mode_supported(__u8 mode, __u32 feat_mask) ...@@ -457,7 +455,7 @@ static inline int l2cap_mode_supported(__u8 mode, __u32 feat_mask)
} }
} }
static void l2cap_send_disconn_req(struct l2cap_conn *conn, struct sock *sk, int err) void l2cap_send_disconn_req(struct l2cap_conn *conn, struct sock *sk, int err)
{ {
struct l2cap_disconn_req req; struct l2cap_disconn_req req;
...@@ -739,85 +737,6 @@ static struct sock *l2cap_get_sock_by_psm(int state, __le16 psm, bdaddr_t *src) ...@@ -739,85 +737,6 @@ static struct sock *l2cap_get_sock_by_psm(int state, __le16 psm, bdaddr_t *src)
return node ? sk : sk1; return node ? sk : sk1;
} }
static void l2cap_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)))
l2cap_sock_close(sk);
parent->sk_state = BT_CLOSED;
sock_set_flag(parent, SOCK_ZAPPED);
}
void __l2cap_sock_close(struct sock *sk, int reason)
{
BT_DBG("sk %p state %d socket %p", sk, sk->sk_state, sk->sk_socket);
switch (sk->sk_state) {
case BT_LISTEN:
l2cap_sock_cleanup_listen(sk);
break;
case BT_CONNECTED:
case BT_CONFIG:
if (sk->sk_type == SOCK_SEQPACKET ||
sk->sk_type == SOCK_STREAM) {
struct l2cap_conn *conn = l2cap_pi(sk)->conn;
l2cap_sock_set_timer(sk, sk->sk_sndtimeo);
l2cap_send_disconn_req(conn, sk, reason);
} else
l2cap_chan_del(sk, reason);
break;
case BT_CONNECT2:
if (sk->sk_type == SOCK_SEQPACKET ||
sk->sk_type == SOCK_STREAM) {
struct l2cap_conn *conn = l2cap_pi(sk)->conn;
struct l2cap_conn_rsp rsp;
__u16 result;
if (bt_sk(sk)->defer_setup)
result = L2CAP_CR_SEC_BLOCK;
else
result = L2CAP_CR_BAD_PSM;
sk->sk_state = BT_DISCONN;
rsp.scid = cpu_to_le16(l2cap_pi(sk)->dcid);
rsp.dcid = cpu_to_le16(l2cap_pi(sk)->scid);
rsp.result = cpu_to_le16(result);
rsp.status = cpu_to_le16(L2CAP_CS_NO_INFO);
l2cap_send_cmd(conn, l2cap_pi(sk)->ident,
L2CAP_CONN_RSP, sizeof(rsp), &rsp);
} else
l2cap_chan_del(sk, reason);
break;
case BT_CONNECT:
case BT_DISCONN:
l2cap_chan_del(sk, reason);
break;
default:
sock_set_flag(sk, SOCK_ZAPPED);
break;
}
}
/* Must be called on unlocked socket. */
static void l2cap_sock_close(struct sock *sk)
{
l2cap_sock_clear_timer(sk);
lock_sock(sk);
__l2cap_sock_close(sk, ECONNRESET);
release_sock(sk);
l2cap_sock_kill(sk);
}
int l2cap_do_connect(struct sock *sk) int l2cap_do_connect(struct sock *sk)
{ {
bdaddr_t *src = &bt_sk(sk)->src; bdaddr_t *src = &bt_sk(sk)->src;
......
...@@ -854,6 +854,84 @@ void l2cap_sock_kill(struct sock *sk) ...@@ -854,6 +854,84 @@ void l2cap_sock_kill(struct sock *sk)
sock_put(sk); sock_put(sk);
} }
/* Must be called on unlocked socket. */
static void l2cap_sock_close(struct sock *sk)
{
l2cap_sock_clear_timer(sk);
lock_sock(sk);
__l2cap_sock_close(sk, ECONNRESET);
release_sock(sk);
l2cap_sock_kill(sk);
}
static void l2cap_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)))
l2cap_sock_close(sk);
parent->sk_state = BT_CLOSED;
sock_set_flag(parent, SOCK_ZAPPED);
}
void __l2cap_sock_close(struct sock *sk, int reason)
{
BT_DBG("sk %p state %d socket %p", sk, sk->sk_state, sk->sk_socket);
switch (sk->sk_state) {
case BT_LISTEN:
l2cap_sock_cleanup_listen(sk);
break;
case BT_CONNECTED:
case BT_CONFIG:
if (sk->sk_type == SOCK_SEQPACKET ||
sk->sk_type == SOCK_STREAM) {
struct l2cap_conn *conn = l2cap_pi(sk)->conn;
l2cap_sock_set_timer(sk, sk->sk_sndtimeo);
l2cap_send_disconn_req(conn, sk, reason);
} else
l2cap_chan_del(sk, reason);
break;
case BT_CONNECT2:
if (sk->sk_type == SOCK_SEQPACKET ||
sk->sk_type == SOCK_STREAM) {
struct l2cap_conn *conn = l2cap_pi(sk)->conn;
struct l2cap_conn_rsp rsp;
__u16 result;
if (bt_sk(sk)->defer_setup)
result = L2CAP_CR_SEC_BLOCK;
else
result = L2CAP_CR_BAD_PSM;
rsp.scid = cpu_to_le16(l2cap_pi(sk)->dcid);
rsp.dcid = cpu_to_le16(l2cap_pi(sk)->scid);
rsp.result = cpu_to_le16(result);
rsp.status = cpu_to_le16(L2CAP_CS_NO_INFO);
l2cap_send_cmd(conn, l2cap_pi(sk)->ident,
L2CAP_CONN_RSP, sizeof(rsp), &rsp);
} else
l2cap_chan_del(sk, reason);
break;
case BT_CONNECT:
case BT_DISCONN:
l2cap_chan_del(sk, reason);
break;
default:
sock_set_flag(sk, SOCK_ZAPPED);
break;
}
}
static int l2cap_sock_shutdown(struct socket *sock, int how) static int l2cap_sock_shutdown(struct socket *sock, int how)
{ {
struct sock *sk = sock->sk; struct sock *sk = sock->sk;
......
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