int main (int argc, char *argv[]) { GSocket *socket; GSocketAddress *src_address; GSocketAddress *address; GSocketType socket_type; GSocketFamily socket_family; GError *error = NULL; GOptionContext *context; GCancellable *cancellable; GSocketAddressEnumerator *enumerator; GSocketConnectable *connectable; g_thread_init (NULL); g_type_init (); context = g_option_context_new (" <hostname>[:port] - Test GSocket client stuff"); g_option_context_add_main_entries (context, cmd_entries, NULL); if (!g_option_context_parse (context, &argc, &argv, &error)) { g_printerr ("%s: %s\n", argv[0], error->message); return 1; } if (argc != 2) { g_printerr ("%s: %s\n", argv[0], "Need to specify hostname / unix socket name"); return 1; } if (cancel_timeout) { cancellable = g_cancellable_new (); g_thread_create (cancel_thread, cancellable, FALSE, NULL); } else { cancellable = NULL; } loop = g_main_loop_new (NULL, FALSE); if (use_udp) socket_type = G_SOCKET_TYPE_DATAGRAM; else socket_type = G_SOCKET_TYPE_STREAM; if (unix_socket) socket_family = G_SOCKET_FAMILY_UNIX; else socket_family = G_SOCKET_FAMILY_IPV4; socket = g_socket_new (socket_family, socket_type, 0, &error); if (socket == NULL) { g_printerr ("%s: %s\n", argv[0], error->message); return 1; } if (read_timeout) g_socket_set_timeout (socket, read_timeout); if (unix_socket) { GSocketAddress *addr; addr = socket_address_from_string (argv[1]); if (addr == NULL) { g_printerr ("%s: Could not parse '%s' as unix socket name\n", argv[0], argv[1]); return 1; } connectable = G_SOCKET_CONNECTABLE (addr); } else { connectable = g_network_address_parse (argv[1], 7777, &error); if (connectable == NULL) { g_printerr ("%s: %s\n", argv[0], error->message); return 1; } } enumerator = g_socket_connectable_enumerate (connectable); while (TRUE) { address = g_socket_address_enumerator_next (enumerator, cancellable, &error); if (address == NULL) { if (error == NULL) g_printerr ("%s: No more addresses to try\n", argv[0]); else g_printerr ("%s: %s\n", argv[0], error->message); return 1; } if (g_socket_connect (socket, address, cancellable, &error)) break; g_printerr ("%s: Connection to %s failed: %s, trying next\n", argv[0], socket_address_to_string (address), error->message); g_error_free (error); error = NULL; g_object_unref (address); } g_object_unref (enumerator); g_object_unref (connectable); g_print ("Connected to %s\n", socket_address_to_string (address)); /* TODO: Test non-blocking connect */ if (non_blocking) g_socket_set_blocking (socket, FALSE); src_address = g_socket_get_local_address (socket, &error); if (!src_address) { g_printerr ("Error getting local address: %s\n", error->message); return 1; } g_print ("local address: %s\n", socket_address_to_string (src_address)); g_object_unref (src_address); while (TRUE) { gchar buffer[4096]; gssize size; gsize to_send; if (fgets (buffer, sizeof buffer, stdin) == NULL) break; to_send = strlen (buffer); while (to_send > 0) { ensure_condition (socket, "send", cancellable, G_IO_OUT); if (use_udp) size = g_socket_send_to (socket, address, buffer, to_send, cancellable, &error); else size = g_socket_send (socket, buffer, to_send, cancellable, &error); if (size < 0) { if (g_error_matches (error, G_IO_ERROR, G_IO_ERROR_WOULD_BLOCK)) { g_print ("socket send would block, handling\n"); g_error_free (error); error = NULL; continue; } else { g_printerr ("Error sending to socket: %s\n", error->message); return 1; } } g_print ("sent %" G_GSSIZE_FORMAT " bytes of data\n", size); if (size == 0) { g_printerr ("Unexpected short write\n"); return 1; } to_send -= size; } ensure_condition (socket, "receive", cancellable, G_IO_IN); if (use_udp) size = g_socket_receive_from (socket, &src_address, buffer, sizeof buffer, cancellable, &error); else size = g_socket_receive (socket, buffer, sizeof buffer, cancellable, &error); if (size < 0) { g_printerr ("Error receiving from socket: %s\n", error->message); return 1; } if (size == 0) break; g_print ("received %" G_GSSIZE_FORMAT " bytes of data", size); if (use_udp) g_print (" from %s", socket_address_to_string (src_address)); g_print ("\n"); if (verbose) g_print ("-------------------------\n" "%.*s" "-------------------------\n", (int)size, buffer); } g_print ("closing socket\n"); if (!g_socket_close (socket, &error)) { g_printerr ("Error closing master socket: %s\n", error->message); return 1; } g_object_unref (G_OBJECT (socket)); g_object_unref (G_OBJECT (address)); return 0; }
int main (int argc, char *argv[]) { GSocket *socket, *new_socket, *recv_socket; GSocketAddress *src_address; GSocketAddress *address; GSocketType socket_type; GError *error = NULL; GOptionContext *context; GCancellable *cancellable; g_thread_init (NULL); g_type_init (); context = g_option_context_new (" - Test GSocket server stuff"); g_option_context_add_main_entries (context, cmd_entries, NULL); if (!g_option_context_parse (context, &argc, &argv, &error)) { g_printerr ("%s: %s\n", argv[0], error->message); return 1; } if (cancel_timeout) { cancellable = g_cancellable_new (); g_thread_create (cancel_thread, cancellable, FALSE, NULL); } else { cancellable = NULL; } loop = g_main_loop_new (NULL, FALSE); if (use_udp) socket_type = G_SOCKET_TYPE_DATAGRAM; else socket_type = G_SOCKET_TYPE_STREAM; socket = g_socket_new (G_SOCKET_FAMILY_IPV4, socket_type, 0, &error); if (socket == NULL) { g_printerr ("%s: %s\n", argv[0], error->message); return 1; } if (non_blocking) g_socket_set_blocking (socket, FALSE); src_address = g_inet_socket_address_new (g_inet_address_new_any (G_SOCKET_FAMILY_IPV4), port); if (!g_socket_bind (socket, src_address, !dont_reuse_address, &error)) { g_printerr ("Can't bind socket: %s\n", error->message); return 1; } if (!use_udp) { if (!g_socket_listen (socket, &error)) { g_printerr ("Can't listen on socket: %s\n", error->message); return 1; } g_print ("listening on port %d...\n", port); ensure_condition (socket, "accept", cancellable, G_IO_IN); new_socket = g_socket_accept (socket, &error); if (!new_socket) { g_printerr ("Error accepting socket: %s\n", error->message); return 1; } if (non_blocking) g_socket_set_blocking (new_socket, FALSE); address = g_socket_get_remote_address (new_socket, &error); if (!address) { g_printerr ("Error getting remote address: %s\n", error->message); return 1; } g_print ("got a new connection from %s (blocking: %d)\n", socket_address_to_string (address), g_socket_get_blocking (new_socket)); recv_socket = new_socket; } else { recv_socket = socket; new_socket = NULL; } while (TRUE) { gchar buffer[4096] = { }; gssize size; gsize to_send; ensure_condition (recv_socket, "receive", cancellable, G_IO_IN); if (use_udp) size = g_socket_receive_from (recv_socket, &address, buffer, sizeof buffer, &error); else size = g_socket_receive (recv_socket, buffer, sizeof buffer, &error); if (size < 0) { g_printerr ("Error receiving from socket: %s\n", error->message); return 1; } if (size == 0) break; g_print ("received %" G_GSSIZE_FORMAT " bytes of data", size); if (use_udp) g_print (" from %s", socket_address_to_string (address)); g_print ("\n"); if (verbose) g_print ("-------------------------\n" "%.*s\n" "-------------------------\n", (int)size, buffer); to_send = size; while (to_send > 0) { ensure_condition (recv_socket, "send", cancellable, G_IO_OUT); if (use_udp) size = g_socket_send_to (recv_socket, address, buffer, to_send, &error); else size = g_socket_send (recv_socket, buffer, to_send, &error); if (size < 0) { if (g_error_matches (error, G_IO_ERROR, G_IO_ERROR_WOULD_BLOCK)) { g_print ("socket send would block, handling\n"); g_error_free (error); error = NULL; continue; } else { g_printerr ("Error sending to socket: %s\n", error->message); return 1; } } g_print ("sent %" G_GSSIZE_FORMAT " bytes of data\n", size); if (size == 0) { g_printerr ("Unexpected short write\n"); return 1; } to_send -= size; } } g_print ("connection closed\n"); if (new_socket) { if (!g_socket_close (new_socket, &error)) { g_printerr ("Error closing connection socket: %s\n", error->message); return 1; } g_object_unref (G_OBJECT (new_socket)); } if (!g_socket_close (socket, &error)) { g_printerr ("Error closing master socket: %s\n", error->message); return 1; } g_object_unref (G_OBJECT (socket)); return 0; }