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author | Gustavo F. Padovan <padovan@profusion.mobi> | 2011-02-04 04:56:13 (GMT) |
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committer | Gustavo F. Padovan <padovan@profusion.mobi> | 2011-02-08 03:43:31 (GMT) |
commit | 4e34c50bfe5ba87da1622cc7c6ed10712da255ad (patch) | |
tree | 1efef8e2e5f664c144bfcd4eee2f54863c43a152 /net/bluetooth/l2cap_sock.c | |
parent | 99f4808db0c052f3c92a689ec2841618bf2ce14a (diff) | |
download | linux-fsl-qoriq-4e34c50bfe5ba87da1622cc7c6ed10712da255ad.tar.xz |
Bluetooth: move l2cap_sock_connect() to l2cap_sock.c
Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi>
Diffstat (limited to 'net/bluetooth/l2cap_sock.c')
-rw-r--r-- | net/bluetooth/l2cap_sock.c | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/net/bluetooth/l2cap_sock.c b/net/bluetooth/l2cap_sock.c index b7d5ae9..e2f14f1 100644 --- a/net/bluetooth/l2cap_sock.c +++ b/net/bluetooth/l2cap_sock.c @@ -139,6 +139,91 @@ done: return err; } +static int l2cap_sock_connect(struct socket *sock, struct sockaddr *addr, int alen, int flags) +{ + struct sock *sk = sock->sk; + struct sockaddr_l2 la; + int len, err = 0; + + BT_DBG("sk %p", sk); + + if (!addr || alen < sizeof(addr->sa_family) || + addr->sa_family != AF_BLUETOOTH) + return -EINVAL; + + memset(&la, 0, sizeof(la)); + len = min_t(unsigned int, sizeof(la), alen); + memcpy(&la, addr, len); + + if (la.l2_cid) + return -EINVAL; + + lock_sock(sk); + + if ((sk->sk_type == SOCK_SEQPACKET || sk->sk_type == SOCK_STREAM) + && !la.l2_psm) { + err = -EINVAL; + goto done; + } + + switch (l2cap_pi(sk)->mode) { + case L2CAP_MODE_BASIC: + break; + case L2CAP_MODE_ERTM: + case L2CAP_MODE_STREAMING: + if (!disable_ertm) + break; + /* fall through */ + default: + err = -ENOTSUPP; + goto done; + } + + switch (sk->sk_state) { + case BT_CONNECT: + case BT_CONNECT2: + case BT_CONFIG: + /* Already connecting */ + goto wait; + + case BT_CONNECTED: + /* Already connected */ + err = -EISCONN; + goto done; + + case BT_OPEN: + case BT_BOUND: + /* Can connect */ + break; + + default: + err = -EBADFD; + goto done; + } + + /* PSM must be odd and lsb of upper byte must be 0 */ + if ((__le16_to_cpu(la.l2_psm) & 0x0101) != 0x0001 && + sk->sk_type != SOCK_RAW) { + err = -EINVAL; + goto done; + } + + /* Set destination address and psm */ + bacpy(&bt_sk(sk)->dst, &la.l2_bdaddr); + l2cap_pi(sk)->psm = la.l2_psm; + + err = l2cap_do_connect(sk); + if (err) + goto done; + +wait: + err = bt_sock_wait_state(sk, BT_CONNECTED, + sock_sndtimeo(sk, flags & O_NONBLOCK)); +done: + release_sock(sk); + return err; +} + static int l2cap_sock_listen(struct socket *sock, int backlog) { struct sock *sk = sock->sk; |