Lines Matching refs:sk
53 #define __iucv_sock_wait(sk, condition, timeo, ret) \ argument
58 prepare_to_wait(sk_sleep(sk), &__wait, TASK_INTERRUPTIBLE); \
68 release_sock(sk); \
70 lock_sock(sk); \
71 ret = sock_error(sk); \
75 finish_wait(sk_sleep(sk), &__wait); \
78 #define iucv_sock_wait(sk, condition, timeo) \ argument
82 __iucv_sock_wait(sk, condition, timeo, __ret); \
86 static void iucv_sock_kill(struct sock *sk);
87 static void iucv_sock_close(struct sock *sk);
152 struct sock *sk; in afiucv_pm_freeze() local
159 sk_for_each(sk, &iucv_sk_list.head) { in afiucv_pm_freeze()
160 iucv = iucv_sk(sk); in afiucv_pm_freeze()
161 switch (sk->sk_state) { in afiucv_pm_freeze()
165 iucv_sever_path(sk, 0); in afiucv_pm_freeze()
189 struct sock *sk; in afiucv_pm_restore_thaw() local
195 sk_for_each(sk, &iucv_sk_list.head) { in afiucv_pm_restore_thaw()
196 switch (sk->sk_state) { in afiucv_pm_restore_thaw()
198 sk->sk_err = EPIPE; in afiucv_pm_restore_thaw()
199 sk->sk_state = IUCV_DISCONN; in afiucv_pm_restore_thaw()
200 sk->sk_state_change(sk); in afiucv_pm_restore_thaw()
272 static int iucv_sock_in_state(struct sock *sk, int state, int state2) in iucv_sock_in_state() argument
274 return (sk->sk_state == state || sk->sk_state == state2); in iucv_sock_in_state()
285 static inline int iucv_below_msglim(struct sock *sk) in iucv_below_msglim() argument
287 struct iucv_sock *iucv = iucv_sk(sk); in iucv_below_msglim()
289 if (sk->sk_state != IUCV_CONNECTED) in iucv_below_msglim()
301 static void iucv_sock_wake_msglim(struct sock *sk) in iucv_sock_wake_msglim() argument
306 wq = rcu_dereference(sk->sk_wq); in iucv_sock_wake_msglim()
309 sk_wake_async(sk, SOCK_WAKE_SPACE, POLL_OUT); in iucv_sock_wake_msglim()
384 struct sock *sk; in __iucv_get_sock_by_name() local
386 sk_for_each(sk, &iucv_sk_list.head) in __iucv_get_sock_by_name()
387 if (!memcmp(&iucv_sk(sk)->src_name, nm, 8)) in __iucv_get_sock_by_name()
388 return sk; in __iucv_get_sock_by_name()
393 static void iucv_sock_destruct(struct sock *sk) in iucv_sock_destruct() argument
395 skb_queue_purge(&sk->sk_receive_queue); in iucv_sock_destruct()
396 skb_queue_purge(&sk->sk_error_queue); in iucv_sock_destruct()
398 sk_mem_reclaim(sk); in iucv_sock_destruct()
400 if (!sock_flag(sk, SOCK_DEAD)) { in iucv_sock_destruct()
401 pr_err("Attempt to release alive iucv socket %p\n", sk); in iucv_sock_destruct()
405 WARN_ON(atomic_read(&sk->sk_rmem_alloc)); in iucv_sock_destruct()
406 WARN_ON(atomic_read(&sk->sk_wmem_alloc)); in iucv_sock_destruct()
407 WARN_ON(sk->sk_wmem_queued); in iucv_sock_destruct()
408 WARN_ON(sk->sk_forward_alloc); in iucv_sock_destruct()
414 struct sock *sk; in iucv_sock_cleanup_listen() local
417 while ((sk = iucv_accept_dequeue(parent, NULL))) { in iucv_sock_cleanup_listen()
418 iucv_sock_close(sk); in iucv_sock_cleanup_listen()
419 iucv_sock_kill(sk); in iucv_sock_cleanup_listen()
426 static void iucv_sock_kill(struct sock *sk) in iucv_sock_kill() argument
428 if (!sock_flag(sk, SOCK_ZAPPED) || sk->sk_socket) in iucv_sock_kill()
431 iucv_sock_unlink(&iucv_sk_list, sk); in iucv_sock_kill()
432 sock_set_flag(sk, SOCK_DEAD); in iucv_sock_kill()
433 sock_put(sk); in iucv_sock_kill()
437 static void iucv_sever_path(struct sock *sk, int with_user_data) in iucv_sever_path() argument
440 struct iucv_sock *iucv = iucv_sk(sk); in iucv_sever_path()
457 static int iucv_send_ctrl(struct sock *sk, u8 flags) in iucv_send_ctrl() argument
464 skb = sock_alloc_send_skb(sk, blen, 1, &err); in iucv_send_ctrl()
467 err = afiucv_hs_send(NULL, sk, skb, flags); in iucv_send_ctrl()
473 static void iucv_sock_close(struct sock *sk) in iucv_sock_close() argument
475 struct iucv_sock *iucv = iucv_sk(sk); in iucv_sock_close()
479 lock_sock(sk); in iucv_sock_close()
481 switch (sk->sk_state) { in iucv_sock_close()
483 iucv_sock_cleanup_listen(sk); in iucv_sock_close()
488 err = iucv_send_ctrl(sk, AF_IUCV_FLAG_FIN); in iucv_sock_close()
489 sk->sk_state = IUCV_DISCONN; in iucv_sock_close()
490 sk->sk_state_change(sk); in iucv_sock_close()
493 sk->sk_state = IUCV_CLOSING; in iucv_sock_close()
494 sk->sk_state_change(sk); in iucv_sock_close()
497 if (sock_flag(sk, SOCK_LINGER) && sk->sk_lingertime) in iucv_sock_close()
498 timeo = sk->sk_lingertime; in iucv_sock_close()
501 iucv_sock_wait(sk, in iucv_sock_close()
502 iucv_sock_in_state(sk, IUCV_CLOSED, 0), in iucv_sock_close()
507 sk->sk_state = IUCV_CLOSED; in iucv_sock_close()
508 sk->sk_state_change(sk); in iucv_sock_close()
510 sk->sk_err = ECONNRESET; in iucv_sock_close()
511 sk->sk_state_change(sk); in iucv_sock_close()
517 iucv_sever_path(sk, 1); in iucv_sock_close()
523 sk->sk_bound_dev_if = 0; in iucv_sock_close()
527 sock_set_flag(sk, SOCK_ZAPPED); in iucv_sock_close()
529 release_sock(sk); in iucv_sock_close()
532 static void iucv_sock_init(struct sock *sk, struct sock *parent) in iucv_sock_init() argument
535 sk->sk_type = parent->sk_type; in iucv_sock_init()
536 security_sk_clone(parent, sk); in iucv_sock_init()
542 struct sock *sk; in iucv_sock_alloc() local
545 sk = sk_alloc(&init_net, PF_IUCV, prio, &iucv_proto, kern); in iucv_sock_alloc()
546 if (!sk) in iucv_sock_alloc()
548 iucv = iucv_sk(sk); in iucv_sock_alloc()
550 sock_init_data(sock, sk); in iucv_sock_alloc()
571 sk->sk_destruct = iucv_sock_destruct; in iucv_sock_alloc()
572 sk->sk_sndtimeo = IUCV_CONN_TIMEOUT; in iucv_sock_alloc()
573 sk->sk_allocation = GFP_DMA; in iucv_sock_alloc()
575 sock_reset_flag(sk, SOCK_ZAPPED); in iucv_sock_alloc()
577 sk->sk_protocol = proto; in iucv_sock_alloc()
578 sk->sk_state = IUCV_OPEN; in iucv_sock_alloc()
580 iucv_sock_link(&iucv_sk_list, sk); in iucv_sock_alloc()
581 return sk; in iucv_sock_alloc()
588 struct sock *sk; in iucv_sock_create() local
607 sk = iucv_sock_alloc(sock, protocol, GFP_KERNEL, kern); in iucv_sock_create()
608 if (!sk) in iucv_sock_create()
611 iucv_sock_init(sk, NULL); in iucv_sock_create()
616 void iucv_sock_link(struct iucv_sock_list *l, struct sock *sk) in iucv_sock_link() argument
619 sk_add_node(sk, &l->head); in iucv_sock_link()
623 void iucv_sock_unlink(struct iucv_sock_list *l, struct sock *sk) in iucv_sock_unlink() argument
626 sk_del_node_init(sk); in iucv_sock_unlink()
630 void iucv_accept_enqueue(struct sock *parent, struct sock *sk) in iucv_accept_enqueue() argument
635 sock_hold(sk); in iucv_accept_enqueue()
637 list_add_tail(&iucv_sk(sk)->accept_q, &par->accept_q); in iucv_accept_enqueue()
639 iucv_sk(sk)->parent = parent; in iucv_accept_enqueue()
643 void iucv_accept_unlink(struct sock *sk) in iucv_accept_unlink() argument
646 struct iucv_sock *par = iucv_sk(iucv_sk(sk)->parent); in iucv_accept_unlink()
649 list_del_init(&iucv_sk(sk)->accept_q); in iucv_accept_unlink()
651 sk_acceptq_removed(iucv_sk(sk)->parent); in iucv_accept_unlink()
652 iucv_sk(sk)->parent = NULL; in iucv_accept_unlink()
653 sock_put(sk); in iucv_accept_unlink()
659 struct sock *sk; in iucv_accept_dequeue() local
662 sk = (struct sock *) isk; in iucv_accept_dequeue()
663 lock_sock(sk); in iucv_accept_dequeue()
665 if (sk->sk_state == IUCV_CLOSED) { in iucv_accept_dequeue()
666 iucv_accept_unlink(sk); in iucv_accept_dequeue()
667 release_sock(sk); in iucv_accept_dequeue()
671 if (sk->sk_state == IUCV_CONNECTED || in iucv_accept_dequeue()
672 sk->sk_state == IUCV_DISCONN || in iucv_accept_dequeue()
674 iucv_accept_unlink(sk); in iucv_accept_dequeue()
676 sock_graft(sk, newsock); in iucv_accept_dequeue()
678 release_sock(sk); in iucv_accept_dequeue()
679 return sk; in iucv_accept_dequeue()
682 release_sock(sk); in iucv_accept_dequeue()
704 struct sock *sk = sock->sk; in iucv_sock_bind() local
717 lock_sock(sk); in iucv_sock_bind()
718 if (sk->sk_state != IUCV_OPEN) { in iucv_sock_bind()
725 iucv = iucv_sk(sk); in iucv_sock_bind()
750 sk->sk_bound_dev_if = dev->ifindex; in iucv_sock_bind()
753 sk->sk_state = IUCV_BOUND; in iucv_sock_bind()
767 sk->sk_state = IUCV_BOUND; in iucv_sock_bind()
779 release_sock(sk); in iucv_sock_bind()
784 static int iucv_sock_autobind(struct sock *sk) in iucv_sock_autobind() argument
786 struct iucv_sock *iucv = iucv_sk(sk); in iucv_sock_autobind()
807 struct sock *sk = sock->sk; in afiucv_path_connect() local
808 struct iucv_sock *iucv = iucv_sk(sk); in afiucv_path_connect()
825 sk); in afiucv_path_connect()
854 struct sock *sk = sock->sk; in iucv_sock_connect() local
855 struct iucv_sock *iucv = iucv_sk(sk); in iucv_sock_connect()
861 if (sk->sk_state != IUCV_OPEN && sk->sk_state != IUCV_BOUND) in iucv_sock_connect()
864 if (sk->sk_state == IUCV_OPEN && in iucv_sock_connect()
868 if (sk->sk_type != SOCK_STREAM && sk->sk_type != SOCK_SEQPACKET) in iucv_sock_connect()
871 if (sk->sk_state == IUCV_OPEN) { in iucv_sock_connect()
872 err = iucv_sock_autobind(sk); in iucv_sock_connect()
877 lock_sock(sk); in iucv_sock_connect()
884 err = iucv_send_ctrl(sock->sk, AF_IUCV_FLAG_SYN); in iucv_sock_connect()
890 if (sk->sk_state != IUCV_CONNECTED) in iucv_sock_connect()
891 err = iucv_sock_wait(sk, iucv_sock_in_state(sk, IUCV_CONNECTED, in iucv_sock_connect()
893 sock_sndtimeo(sk, flags & O_NONBLOCK)); in iucv_sock_connect()
895 if (sk->sk_state == IUCV_DISCONN || sk->sk_state == IUCV_CLOSED) in iucv_sock_connect()
899 iucv_sever_path(sk, 0); in iucv_sock_connect()
902 release_sock(sk); in iucv_sock_connect()
909 struct sock *sk = sock->sk; in iucv_sock_listen() local
912 lock_sock(sk); in iucv_sock_listen()
915 if (sk->sk_state != IUCV_BOUND) in iucv_sock_listen()
921 sk->sk_max_ack_backlog = backlog; in iucv_sock_listen()
922 sk->sk_ack_backlog = 0; in iucv_sock_listen()
923 sk->sk_state = IUCV_LISTEN; in iucv_sock_listen()
927 release_sock(sk); in iucv_sock_listen()
936 struct sock *sk = sock->sk, *nsk; in iucv_sock_accept() local
940 lock_sock_nested(sk, SINGLE_DEPTH_NESTING); in iucv_sock_accept()
942 if (sk->sk_state != IUCV_LISTEN) { in iucv_sock_accept()
947 timeo = sock_rcvtimeo(sk, flags & O_NONBLOCK); in iucv_sock_accept()
950 add_wait_queue_exclusive(sk_sleep(sk), &wait); in iucv_sock_accept()
951 while (!(nsk = iucv_accept_dequeue(sk, newsock))) { in iucv_sock_accept()
958 release_sock(sk); in iucv_sock_accept()
960 lock_sock_nested(sk, SINGLE_DEPTH_NESTING); in iucv_sock_accept()
962 if (sk->sk_state != IUCV_LISTEN) { in iucv_sock_accept()
974 remove_wait_queue(sk_sleep(sk), &wait); in iucv_sock_accept()
982 release_sock(sk); in iucv_sock_accept()
990 struct sock *sk = sock->sk; in iucv_sock_getname() local
991 struct iucv_sock *iucv = iucv_sk(sk); in iucv_sock_getname()
1037 struct sock *sk = sock->sk; in iucv_sock_sendmsg() local
1038 struct iucv_sock *iucv = iucv_sk(sk); in iucv_sock_sendmsg()
1051 err = sock_error(sk); in iucv_sock_sendmsg()
1059 if (sk->sk_type == SOCK_SEQPACKET && !(msg->msg_flags & MSG_EOR)) in iucv_sock_sendmsg()
1062 lock_sock(sk); in iucv_sock_sendmsg()
1064 if (sk->sk_shutdown & SEND_SHUTDOWN) { in iucv_sock_sendmsg()
1070 if (sk->sk_state != IUCV_CONNECTED) { in iucv_sock_sendmsg()
1133 skb = sock_alloc_send_pskb(sk, headroom + linear, len - linear, in iucv_sock_sendmsg()
1147 timeo = sock_sndtimeo(sk, noblock); in iucv_sock_sendmsg()
1148 err = iucv_sock_wait(sk, iucv_below_msglim(sk), timeo); in iucv_sock_sendmsg()
1153 if (sk->sk_state != IUCV_CONNECTED) { in iucv_sock_sendmsg()
1164 err = afiucv_hs_send(&txmsg, sk, skb, 0); in iucv_sock_sendmsg()
1230 release_sock(sk); in iucv_sock_sendmsg()
1236 release_sock(sk); in iucv_sock_sendmsg()
1272 static void iucv_process_message(struct sock *sk, struct sk_buff *skb, in iucv_process_message() argument
1321 if (sock_queue_rcv_skb(sk, skb)) in iucv_process_message()
1322 skb_queue_head(&iucv_sk(sk)->backlog_skb_q, skb); in iucv_process_message()
1329 static void iucv_process_message_q(struct sock *sk) in iucv_process_message_q() argument
1331 struct iucv_sock *iucv = iucv_sk(sk); in iucv_process_message_q()
1339 iucv_process_message(sk, skb, p->path, &p->msg); in iucv_process_message_q()
1351 struct sock *sk = sock->sk; in iucv_sock_recvmsg() local
1352 struct iucv_sock *iucv = iucv_sk(sk); in iucv_sock_recvmsg()
1358 if ((sk->sk_state == IUCV_DISCONN) && in iucv_sock_recvmsg()
1360 skb_queue_empty(&sk->sk_receive_queue) && in iucv_sock_recvmsg()
1369 skb = skb_recv_datagram(sk, flags, noblock, &err); in iucv_sock_recvmsg()
1371 if (sk->sk_shutdown & RCV_SHUTDOWN) in iucv_sock_recvmsg()
1380 sk->sk_shutdown = sk->sk_shutdown | RCV_SHUTDOWN; in iucv_sock_recvmsg()
1385 skb_queue_head(&sk->sk_receive_queue, skb); in iucv_sock_recvmsg()
1390 if (sk->sk_type == SOCK_SEQPACKET) { in iucv_sock_recvmsg()
1405 skb_queue_head(&sk->sk_receive_queue, skb); in iucv_sock_recvmsg()
1413 if (sk->sk_type == SOCK_STREAM) { in iucv_sock_recvmsg()
1416 skb_queue_head(&sk->sk_receive_queue, skb); in iucv_sock_recvmsg()
1426 iucv_sock_close(sk); in iucv_sock_recvmsg()
1436 if (sock_queue_rcv_skb(sk, rskb)) { in iucv_sock_recvmsg()
1446 iucv_process_message_q(sk); in iucv_sock_recvmsg()
1449 err = iucv_send_ctrl(sk, AF_IUCV_FLAG_WIN); in iucv_sock_recvmsg()
1451 sk->sk_state = IUCV_DISCONN; in iucv_sock_recvmsg()
1452 sk->sk_state_change(sk); in iucv_sock_recvmsg()
1461 if (sk->sk_type == SOCK_SEQPACKET && (flags & MSG_TRUNC)) in iucv_sock_recvmsg()
1470 struct sock *sk; in iucv_accept_poll() local
1473 sk = (struct sock *) isk; in iucv_accept_poll()
1475 if (sk->sk_state == IUCV_CONNECTED) in iucv_accept_poll()
1485 struct sock *sk = sock->sk; in iucv_sock_poll() local
1488 sock_poll_wait(file, sk_sleep(sk), wait); in iucv_sock_poll()
1490 if (sk->sk_state == IUCV_LISTEN) in iucv_sock_poll()
1491 return iucv_accept_poll(sk); in iucv_sock_poll()
1493 if (sk->sk_err || !skb_queue_empty(&sk->sk_error_queue)) in iucv_sock_poll()
1495 (sock_flag(sk, SOCK_SELECT_ERR_QUEUE) ? POLLPRI : 0); in iucv_sock_poll()
1497 if (sk->sk_shutdown & RCV_SHUTDOWN) in iucv_sock_poll()
1500 if (sk->sk_shutdown == SHUTDOWN_MASK) in iucv_sock_poll()
1503 if (!skb_queue_empty(&sk->sk_receive_queue) || in iucv_sock_poll()
1504 (sk->sk_shutdown & RCV_SHUTDOWN)) in iucv_sock_poll()
1507 if (sk->sk_state == IUCV_CLOSED) in iucv_sock_poll()
1510 if (sk->sk_state == IUCV_DISCONN) in iucv_sock_poll()
1513 if (sock_writeable(sk) && iucv_below_msglim(sk)) in iucv_sock_poll()
1516 sk_set_bit(SOCKWQ_ASYNC_NOSPACE, sk); in iucv_sock_poll()
1523 struct sock *sk = sock->sk; in iucv_sock_shutdown() local
1524 struct iucv_sock *iucv = iucv_sk(sk); in iucv_sock_shutdown()
1533 lock_sock(sk); in iucv_sock_shutdown()
1534 switch (sk->sk_state) { in iucv_sock_shutdown()
1565 iucv_send_ctrl(sk, AF_IUCV_FLAG_SHT); in iucv_sock_shutdown()
1568 sk->sk_shutdown |= how; in iucv_sock_shutdown()
1577 skb_queue_purge(&sk->sk_receive_queue); in iucv_sock_shutdown()
1581 sk->sk_state_change(sk); in iucv_sock_shutdown()
1584 release_sock(sk); in iucv_sock_shutdown()
1590 struct sock *sk = sock->sk; in iucv_sock_release() local
1593 if (!sk) in iucv_sock_release()
1596 iucv_sock_close(sk); in iucv_sock_release()
1598 sock_orphan(sk); in iucv_sock_release()
1599 iucv_sock_kill(sk); in iucv_sock_release()
1607 struct sock *sk = sock->sk; in iucv_sock_setsockopt() local
1608 struct iucv_sock *iucv = iucv_sk(sk); in iucv_sock_setsockopt()
1623 lock_sock(sk); in iucv_sock_setsockopt()
1632 switch (sk->sk_state) { in iucv_sock_setsockopt()
1649 release_sock(sk); in iucv_sock_setsockopt()
1657 struct sock *sk = sock->sk; in iucv_sock_getsockopt() local
1658 struct iucv_sock *iucv = iucv_sk(sk); in iucv_sock_getsockopt()
1678 lock_sock(sk); in iucv_sock_getsockopt()
1681 release_sock(sk); in iucv_sock_getsockopt()
1684 if (sk->sk_state == IUCV_OPEN) in iucv_sock_getsockopt()
1710 struct sock *sk, *nsk; in iucv_callback_connreq() local
1719 sk = NULL; in iucv_callback_connreq()
1720 sk_for_each(sk, &iucv_sk_list.head) in iucv_callback_connreq()
1721 if (sk->sk_state == IUCV_LISTEN && in iucv_callback_connreq()
1722 !memcmp(&iucv_sk(sk)->src_name, src_name, 8)) { in iucv_callback_connreq()
1727 iucv = iucv_sk(sk); in iucv_callback_connreq()
1735 bh_lock_sock(sk); in iucv_callback_connreq()
1741 if (sk->sk_state != IUCV_LISTEN) { in iucv_callback_connreq()
1748 if (sk_acceptq_is_full(sk)) { in iucv_callback_connreq()
1755 nsk = iucv_sock_alloc(NULL, sk->sk_type, GFP_ATOMIC, 0); in iucv_callback_connreq()
1763 iucv_sock_init(nsk, sk); in iucv_callback_connreq()
1788 iucv_accept_enqueue(sk, nsk); in iucv_callback_connreq()
1792 sk->sk_data_ready(sk); in iucv_callback_connreq()
1795 bh_unlock_sock(sk); in iucv_callback_connreq()
1801 struct sock *sk = path->private; in iucv_callback_connack() local
1803 sk->sk_state = IUCV_CONNECTED; in iucv_callback_connack()
1804 sk->sk_state_change(sk); in iucv_callback_connack()
1809 struct sock *sk = path->private; in iucv_callback_rx() local
1810 struct iucv_sock *iucv = iucv_sk(sk); in iucv_callback_rx()
1815 if (sk->sk_shutdown & RCV_SHUTDOWN) { in iucv_callback_rx()
1826 len = atomic_read(&sk->sk_rmem_alloc); in iucv_callback_rx()
1828 if (len > sk->sk_rcvbuf) in iucv_callback_rx()
1835 iucv_process_message(sk, skb, path, msg); in iucv_callback_rx()
1854 struct sock *sk = path->private; in iucv_callback_txdone() local
1856 struct sk_buff_head *list = &iucv_sk(sk)->send_skb_q; in iucv_callback_txdone()
1860 bh_lock_sock(sk); in iucv_callback_txdone()
1879 iucv_sock_wake_msglim(sk); in iucv_callback_txdone()
1883 if (sk->sk_state == IUCV_CLOSING) { in iucv_callback_txdone()
1884 if (skb_queue_empty(&iucv_sk(sk)->send_skb_q)) { in iucv_callback_txdone()
1885 sk->sk_state = IUCV_CLOSED; in iucv_callback_txdone()
1886 sk->sk_state_change(sk); in iucv_callback_txdone()
1889 bh_unlock_sock(sk); in iucv_callback_txdone()
1895 struct sock *sk = path->private; in iucv_callback_connrej() local
1897 if (sk->sk_state == IUCV_CLOSED) in iucv_callback_connrej()
1900 bh_lock_sock(sk); in iucv_callback_connrej()
1901 iucv_sever_path(sk, 1); in iucv_callback_connrej()
1902 sk->sk_state = IUCV_DISCONN; in iucv_callback_connrej()
1904 sk->sk_state_change(sk); in iucv_callback_connrej()
1905 bh_unlock_sock(sk); in iucv_callback_connrej()
1913 struct sock *sk = path->private; in iucv_callback_shutdown() local
1915 bh_lock_sock(sk); in iucv_callback_shutdown()
1916 if (sk->sk_state != IUCV_CLOSED) { in iucv_callback_shutdown()
1917 sk->sk_shutdown |= SEND_SHUTDOWN; in iucv_callback_shutdown()
1918 sk->sk_state_change(sk); in iucv_callback_shutdown()
1920 bh_unlock_sock(sk); in iucv_callback_shutdown()
1948 static int afiucv_hs_callback_syn(struct sock *sk, struct sk_buff *skb) in afiucv_hs_callback_syn() argument
1955 iucv = iucv_sk(sk); in afiucv_hs_callback_syn()
1965 nsk = iucv_sock_alloc(NULL, sk->sk_type, GFP_ATOMIC, 0); in afiucv_hs_callback_syn()
1966 bh_lock_sock(sk); in afiucv_hs_callback_syn()
1967 if ((sk->sk_state != IUCV_LISTEN) || in afiucv_hs_callback_syn()
1968 sk_acceptq_is_full(sk) || in afiucv_hs_callback_syn()
1975 bh_unlock_sock(sk); in afiucv_hs_callback_syn()
1980 iucv_sock_init(nsk, sk); in afiucv_hs_callback_syn()
1991 nsk->sk_bound_dev_if = sk->sk_bound_dev_if; in afiucv_hs_callback_syn()
2000 iucv_accept_enqueue(sk, nsk); in afiucv_hs_callback_syn()
2002 sk->sk_data_ready(sk); in afiucv_hs_callback_syn()
2005 bh_unlock_sock(sk); in afiucv_hs_callback_syn()
2014 static int afiucv_hs_callback_synack(struct sock *sk, struct sk_buff *skb) in afiucv_hs_callback_synack() argument
2016 struct iucv_sock *iucv = iucv_sk(sk); in afiucv_hs_callback_synack()
2022 if (sk->sk_state != IUCV_BOUND) in afiucv_hs_callback_synack()
2024 bh_lock_sock(sk); in afiucv_hs_callback_synack()
2026 sk->sk_state = IUCV_CONNECTED; in afiucv_hs_callback_synack()
2027 sk->sk_state_change(sk); in afiucv_hs_callback_synack()
2028 bh_unlock_sock(sk); in afiucv_hs_callback_synack()
2037 static int afiucv_hs_callback_synfin(struct sock *sk, struct sk_buff *skb) in afiucv_hs_callback_synfin() argument
2039 struct iucv_sock *iucv = iucv_sk(sk); in afiucv_hs_callback_synfin()
2043 if (sk->sk_state != IUCV_BOUND) in afiucv_hs_callback_synfin()
2045 bh_lock_sock(sk); in afiucv_hs_callback_synfin()
2046 sk->sk_state = IUCV_DISCONN; in afiucv_hs_callback_synfin()
2047 sk->sk_state_change(sk); in afiucv_hs_callback_synfin()
2048 bh_unlock_sock(sk); in afiucv_hs_callback_synfin()
2057 static int afiucv_hs_callback_fin(struct sock *sk, struct sk_buff *skb) in afiucv_hs_callback_fin() argument
2059 struct iucv_sock *iucv = iucv_sk(sk); in afiucv_hs_callback_fin()
2064 bh_lock_sock(sk); in afiucv_hs_callback_fin()
2065 if (sk->sk_state == IUCV_CONNECTED) { in afiucv_hs_callback_fin()
2066 sk->sk_state = IUCV_DISCONN; in afiucv_hs_callback_fin()
2067 sk->sk_state_change(sk); in afiucv_hs_callback_fin()
2069 bh_unlock_sock(sk); in afiucv_hs_callback_fin()
2078 static int afiucv_hs_callback_win(struct sock *sk, struct sk_buff *skb) in afiucv_hs_callback_win() argument
2080 struct iucv_sock *iucv = iucv_sk(sk); in afiucv_hs_callback_win()
2087 if (sk->sk_state != IUCV_CONNECTED) in afiucv_hs_callback_win()
2091 iucv_sock_wake_msglim(sk); in afiucv_hs_callback_win()
2098 static int afiucv_hs_callback_rx(struct sock *sk, struct sk_buff *skb) in afiucv_hs_callback_rx() argument
2100 struct iucv_sock *iucv = iucv_sk(sk); in afiucv_hs_callback_rx()
2107 if (sk->sk_state != IUCV_CONNECTED) { in afiucv_hs_callback_rx()
2112 if (sk->sk_shutdown & RCV_SHUTDOWN) { in afiucv_hs_callback_rx()
2124 if (sock_queue_rcv_skb(sk, skb)) { in afiucv_hs_callback_rx()
2129 skb_queue_tail(&iucv_sk(sk)->backlog_skb_q, skb); in afiucv_hs_callback_rx()
2142 struct sock *sk; in afiucv_hs_rcv() local
2170 sk = NULL; in afiucv_hs_rcv()
2172 sk_for_each(sk, &iucv_sk_list.head) { in afiucv_hs_rcv()
2174 if ((!memcmp(&iucv_sk(sk)->src_name, in afiucv_hs_rcv()
2176 (!memcmp(&iucv_sk(sk)->src_user_id, in afiucv_hs_rcv()
2178 (!memcmp(&iucv_sk(sk)->dst_name, nullstring, 8)) && in afiucv_hs_rcv()
2179 (!memcmp(&iucv_sk(sk)->dst_user_id, in afiucv_hs_rcv()
2181 iucv = iucv_sk(sk); in afiucv_hs_rcv()
2185 if ((!memcmp(&iucv_sk(sk)->src_name, in afiucv_hs_rcv()
2187 (!memcmp(&iucv_sk(sk)->src_user_id, in afiucv_hs_rcv()
2189 (!memcmp(&iucv_sk(sk)->dst_name, in afiucv_hs_rcv()
2191 (!memcmp(&iucv_sk(sk)->dst_user_id, in afiucv_hs_rcv()
2193 iucv = iucv_sk(sk); in afiucv_hs_rcv()
2200 sk = NULL; in afiucv_hs_rcv()
2214 err = afiucv_hs_callback_syn(sk, skb); in afiucv_hs_rcv()
2218 err = afiucv_hs_callback_synack(sk, skb); in afiucv_hs_rcv()
2222 err = afiucv_hs_callback_synfin(sk, skb); in afiucv_hs_rcv()
2226 err = afiucv_hs_callback_fin(sk, skb); in afiucv_hs_rcv()
2229 err = afiucv_hs_callback_win(sk, skb); in afiucv_hs_rcv()
2241 err = afiucv_hs_callback_rx(sk, skb); in afiucv_hs_rcv()
2257 struct sock *isk = skb->sk; in afiucv_hs_callback_txnotify()
2258 struct sock *sk = NULL; in afiucv_hs_callback_txnotify() local
2266 sk_for_each(sk, &iucv_sk_list.head) in afiucv_hs_callback_txnotify()
2267 if (sk == isk) { in afiucv_hs_callback_txnotify()
2268 iucv = iucv_sk(sk); in afiucv_hs_callback_txnotify()
2273 if (!iucv || sock_flag(sk, SOCK_ZAPPED)) in afiucv_hs_callback_txnotify()
2288 iucv_sock_wake_msglim(sk); in afiucv_hs_callback_txnotify()
2297 iucv_sock_wake_msglim(sk); in afiucv_hs_callback_txnotify()
2307 if (sk->sk_state == IUCV_CONNECTED) { in afiucv_hs_callback_txnotify()
2308 sk->sk_state = IUCV_DISCONN; in afiucv_hs_callback_txnotify()
2309 sk->sk_state_change(sk); in afiucv_hs_callback_txnotify()
2321 if (sk->sk_state == IUCV_CLOSING) { in afiucv_hs_callback_txnotify()
2322 if (skb_queue_empty(&iucv_sk(sk)->send_skb_q)) { in afiucv_hs_callback_txnotify()
2323 sk->sk_state = IUCV_CLOSED; in afiucv_hs_callback_txnotify()
2324 sk->sk_state_change(sk); in afiucv_hs_callback_txnotify()
2337 struct sock *sk; in afiucv_netdev_event() local
2343 sk_for_each(sk, &iucv_sk_list.head) { in afiucv_netdev_event()
2344 iucv = iucv_sk(sk); in afiucv_netdev_event()
2346 (sk->sk_state == IUCV_CONNECTED)) { in afiucv_netdev_event()
2348 iucv_send_ctrl(sk, AF_IUCV_FLAG_FIN); in afiucv_netdev_event()
2349 sk->sk_state = IUCV_DISCONN; in afiucv_netdev_event()
2350 sk->sk_state_change(sk); in afiucv_netdev_event()