Add test apps for highlevel socket classes

echo-server - simple echo server
httpd - simple http server

gio/tests/echo-server.c

@@ -0,0 +1,73 @@
+#include <gio/gio.h>
+#include <string.h>
+
+#define MESSAGE "Welcome to the echo service!\n"
+
+int port = 7777;
+static GOptionEntry cmd_entries[] = {
+  {"port", 'p', 0, G_OPTION_ARG_INT, &port,
+   "Local port to bind to", NULL},
+  {NULL}
+};
+
+
+static gboolean
+handler (GThreadedSocketService *service,
+         GSocketConnection      *connection,
+         GSocketListener        *listener,
+         gpointer                user_data)
+{
+  GOutputStream *out;
+  GInputStream *in;
+  char buffer[1024];
+  gssize size;
+
+  out = g_io_stream_get_output_stream (G_IO_STREAM (connection));
+  in = g_io_stream_get_input_stream (G_IO_STREAM (connection));
+
+  g_output_stream_write_all (out, MESSAGE, strlen (MESSAGE),
+                             NULL, NULL, NULL);
+
+  while (0 < (size = g_input_stream_read (in, buffer,
+                                          sizeof buffer, NULL, NULL)))
+    g_output_stream_write (out, buffer, size, NULL, NULL);
+
+  return TRUE;
+}
+
+int
+main (int argc, char *argv[])
+{
+  GSocketService *service;
+  GOptionContext *context;
+  GError *error = NULL;
+
+  g_type_init ();
+  g_thread_init (NULL);
+
+  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;
+    }
+
+  service = g_threaded_socket_service_new ();
+
+  if (!g_socket_listener_add_inet_port (G_SOCKET_LISTENER (service),
+					port,
+					NULL,
+					&error))
+    {
+      g_printerr ("%s: %s\n", argv[0], error->message);
+      return 1;
+    }
+
+  g_print ("Echo service listening on port %d\n", port);
+
+  g_signal_connect (service, "run", G_CALLBACK (handler), NULL);
+
+  g_main_loop_run (g_main_loop_new (NULL, FALSE));
+  g_assert_not_reached ();
+}