From a4b9ca4320896e59811fe2ce850b137e8c7da9e0 Mon Sep 17 00:00:00 2001 From: Miles Bader Date: Sun, 2 Jul 1995 02:04:13 +0000 Subject: Formerly socket.c.~2~ --- pflocal/socket.c | 97 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 97 insertions(+) (limited to 'pflocal') diff --git a/pflocal/socket.c b/pflocal/socket.c index 1478dcac..f64e403b 100644 --- a/pflocal/socket.c +++ b/pflocal/socket.c @@ -18,5 +18,102 @@ along with this program; if not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ +#include + #include "pflocal.h" + +/* Connect two sockets */ +error_t +S_socket_connect2 (struct sock_user *user1, struct sock_user *user2) +{ + if (!user1 || !user2) + return EOPNOTSUPP; + return sock_connect (user1->sock, user2->sock); +} + +/* Make sure we have a queue to listen on. */ +static error_t +ensure_listenq (struct sock *sock) +{ + error_t err = 0; + mutex_lock (&sock->lock); + if (!sock->listenq) + err = listenq_create (0, &sock->listenq); + mutex_unlock (&sock->lock); + return err; +} + +/* Return a new connection from a socket previously listened. */ +error_t +S_socket_accept (struct sock_user *user, + mach_port_t *port, mach_msg_type_name_t *port_type, + mach_port_t *peer_addr, mach_msg_type_name_t *peer_addr_type) +{ + error_t err; + + if (!user) + return EOPNOTSUPP; + + err = ensure_listenq (sock); + if (!err) + { + struct listenq_request *request; + struct sock *peer_sock; + + err = + listenq_listen (sock->listenq, sock->modes & O_NONBLOCK, + &peer_sock, &request); + if (!err) + { + struct sock *conn_sock; + + err = sock_clone (sock, &conn_sock); + if (!err) + { + err = sock_connect (conn_sock, peer_sock); + if (!err) + { + err = sock_create_port (conn_sock, port, port_type); + if (!err) + { + *addr = ports_get_right (peer_sock->addr); + *addr_type = MACH_MSG_MAKE_SEND; + } + else + /* TEAR DOWN THE CONNECTION XXX */; + } + if (err) + sock_free (conn_sock); + } + + /* Send back any error to the connecting thread. */ + listenq_request_complete (request, err); + } + } + + return err; +} + +/* Prepare a socket of appropriate type for future accept operations. */ +error_t +S_socket_listen (struct sock_user *user, int queue_limit) +{ + error_t err; + if (!user) + return EOPNOTSUPP; + err = ensure_listenq (sock); + if (!err) + err = listenq_set_length (sock->listenq, queue_limit); + return err; +} + +error_t +S_socket_connect (struct sock_user *user, struct addr *addr) +{ + if (!user) + return EOPNOTSUPP; + if (!addr) + return EADDRNOTAVAIL; + +} -- cgit v1.2.3