diff options
| author | Miles Bader <miles@gnu.org> | 1995-07-30 00:41:07 +0000 |
|---|---|---|
| committer | Miles Bader <miles@gnu.org> | 1995-07-30 00:41:07 +0000 |
| commit | 80b6e4488c948d1f8fdd4f8051e68e35f073013d (patch) | |
| tree | 4921e592c661d26fa74d42ce937d37283982e8fe /pflocal/io.c | |
| parent | 97f597cbc98999b529e7378cbdef6644167262f2 (diff) | |
(S_interrupt_operation): Allow sockets trying to connect, and waiting for
connections to be interrupted. Change references to the CONNQ field in
struct sock to LISTEN_QUEUE.
Diffstat (limited to 'pflocal/io.c')
| -rw-r--r-- | pflocal/io.c | 24 |
1 files changed, 17 insertions, 7 deletions
diff --git a/pflocal/io.c b/pflocal/io.c index acc6bed4..1f7de460 100644 --- a/pflocal/io.c +++ b/pflocal/io.c @@ -117,19 +117,28 @@ S_io_write (struct sock_user *user, error_t S_interrupt_operation (mach_port_t port) { + struct sock *sock; struct pipe *pipe; struct sock_user *user = ports_lookup_port (sock_port_bucket, port, 0); if (!user) return EOPNOTSUPP; -debug (user, "interrupt, sock: %p", user->sock); -{unsigned refs; - mach_port_get_refs (mach_task_self (), user->pi.port_right, MACH_PORT_RIGHT_SEND, &refs); - debug (user, "send rights: %d", refs);} + + sock = user->sock; + + /* Interrupt anyone trying to connect or listening for connections. */ + if (sock->listen_queue) + connq_interrupt (sock->listen_queue); + + /* Interrupt SOCK's pending connection. */ + mutex_lock (&sock->lock); + if (sock->connect_queue) + connq_interrupt_sock (sock->connect_queue, sock); + mutex_unlock (&sock->lock); /* Interrupt pending reads on this socket. We don't bother with writes since they never block. */ - if (sock_aquire_read_pipe (user->sock, &pipe) == 0) + if (sock_aquire_read_pipe (sock, &pipe) == 0) { /* Indicate to currently waiting threads they've been interrupted. */ pipe->interrupt_seq_num++; @@ -213,7 +222,7 @@ S_io_select (struct sock_user *user, int *select_type, int *id_tag) debug (sock, "lock"); mutex_lock (&sock->lock); - if (sock->connq) + if (sock->listen_queue) /* Sock is used for accepting connections, not I/O. For these, you can only select for reading, which will block until a connection request comes along. */ @@ -231,7 +240,8 @@ debug (sock, "ebadf"); request won't be dequeued. */ {debug (sock, "waiting for connection"); return - connq_listen (sock->connq, sock->flags & SOCK_NONBLOCK, NULL, NULL); + connq_listen (sock->listen_queue, + sock->flags & SOCK_NONBLOCK, NULL, NULL); } } else |