From f3fd4d60ad5de9f0c6576f6e100f944792fed255 Mon Sep 17 00:00:00 2001 From: Ralf Habacker Date: Sat, 10 Mar 2007 08:04:39 +0000 Subject: * dbus/dbus-sysdeps.h (_dbus_listen_tcp_socket): changed type or port to pointer, because the port is given back. * dbus/dbus-server-socket.c (_dbus_server_new_for_tcp_socket): implemented returning tcp port. Skipping port parameter and non integer port values in config statement needs more effort. * dbus/dbus-sysdeps-unix.c, dbus/dbus-sysdeps-win.c (_dbus_listen_tcp_socket): return the real used tcp port. * bus/dbus-daemon.1.in: added tcp examples --- dbus/dbus-sysdeps-unix.c | 16 +++++++++++----- 1 file changed, 11 insertions(+), 5 deletions(-) (limited to 'dbus/dbus-sysdeps-unix.c') diff --git a/dbus/dbus-sysdeps-unix.c b/dbus/dbus-sysdeps-unix.c index 23296712..13375fe8 100644 --- a/dbus/dbus-sysdeps-unix.c +++ b/dbus/dbus-sysdeps-unix.c @@ -766,21 +766,24 @@ _dbus_connect_tcp_socket (const char *host, * Creates a socket and binds it to the given path, * then listens on the socket. The socket is * set to be nonblocking. + * In case of port=0 a random free port is used and + * returned in the port parameter. * * @param host the host name to listen on - * @param port the prot to listen on + * @param port the prot to listen on, if zero a free port will be used * @param error return location for errors * @returns the listening file descriptor or -1 on error */ int _dbus_listen_tcp_socket (const char *host, - dbus_uint32_t port, + dbus_uint32_t *port, DBusError *error) { int listen_fd; struct sockaddr_in addr; struct hostent *he; struct in_addr *haddr; + socklen_t len = (socklen_t) sizeof (struct sockaddr); _DBUS_ASSERT_ERROR_IS_CLEAR (error); @@ -808,13 +811,13 @@ _dbus_listen_tcp_socket (const char *host, _DBUS_ZERO (addr); memcpy (&addr.sin_addr, haddr, sizeof (struct in_addr)); addr.sin_family = AF_INET; - addr.sin_port = htons (port); + addr.sin_port = htons (*port); if (bind (listen_fd, (struct sockaddr*) &addr, sizeof (struct sockaddr))) { dbus_set_error (error, _dbus_error_from_errno (errno), "Failed to bind socket \"%s:%d\": %s", - host, port, _dbus_strerror (errno)); + host, *port, _dbus_strerror (errno)); _dbus_close (listen_fd, NULL); return -1; } @@ -823,11 +826,14 @@ _dbus_listen_tcp_socket (const char *host, { dbus_set_error (error, _dbus_error_from_errno (errno), "Failed to listen on socket \"%s:%d\": %s", - host, port, _dbus_strerror (errno)); + host, *port, _dbus_strerror (errno)); _dbus_close (listen_fd, NULL); return -1; } + getsockname(listen_fd, (struct sockaddr*) &addr, &len); + *port = (dbus_uint32_t) ntohs(addr.sin_port); + if (!_dbus_set_fd_nonblocking (listen_fd, error)) { _dbus_close (listen_fd, NULL); -- cgit