mirror of
https://gitlab.gnome.org/GNOME/glib.git
synced 2024-12-27 07:56:14 +01:00
309 lines
6.9 KiB
C
309 lines
6.9 KiB
C
#include <gio/gio.h>
|
|
#include <glib.h>
|
|
#include <stdlib.h>
|
|
|
|
GMainLoop *loop;
|
|
|
|
int port = 7777;
|
|
gboolean verbose = FALSE;
|
|
gboolean dont_reuse_address = FALSE;
|
|
gboolean non_blocking = FALSE;
|
|
gboolean use_udp = FALSE;
|
|
gboolean use_source = FALSE;
|
|
int cancel_timeout = 0;
|
|
|
|
static GOptionEntry cmd_entries[] = {
|
|
{"port", 'p', 0, G_OPTION_ARG_INT, &port,
|
|
"Local port to bind to", NULL},
|
|
{"cancel", 'c', 0, G_OPTION_ARG_INT, &cancel_timeout,
|
|
"Cancel any op after the specified amount of seconds", NULL},
|
|
{"udp", 'u', 0, G_OPTION_ARG_NONE, &use_udp,
|
|
"Use udp instead of tcp", NULL},
|
|
{"verbose", 'v', 0, G_OPTION_ARG_NONE, &verbose,
|
|
"Be verbose", NULL},
|
|
{"no-reuse", 0, 0, G_OPTION_ARG_NONE, &dont_reuse_address,
|
|
"Don't SOADDRREUSE", NULL},
|
|
{"non-blocking", 'n', 0, G_OPTION_ARG_NONE, &non_blocking,
|
|
"Enable non-blocking i/o", NULL},
|
|
{"use-source", 's', 0, G_OPTION_ARG_NONE, &use_source,
|
|
"Use GSource to wait for non-blocking i/o", NULL},
|
|
{NULL}
|
|
};
|
|
|
|
static char *
|
|
socket_address_to_string (GSocketAddress *address)
|
|
{
|
|
GInetAddress *inet_address;
|
|
char *str, *res;
|
|
int the_port;
|
|
|
|
inet_address = g_inet_socket_address_get_address (G_INET_SOCKET_ADDRESS (address));
|
|
str = g_inet_address_to_string (inet_address);
|
|
the_port = g_inet_socket_address_get_port (G_INET_SOCKET_ADDRESS (address));
|
|
res = g_strdup_printf ("%s:%d", str, the_port);
|
|
g_free (str);
|
|
return res;
|
|
}
|
|
|
|
static gboolean
|
|
source_ready (gpointer data,
|
|
GIOCondition condition)
|
|
{
|
|
g_main_loop_quit (loop);
|
|
return FALSE;
|
|
}
|
|
|
|
static void
|
|
ensure_condition (GSocket *socket,
|
|
const char *where,
|
|
GCancellable *cancellable,
|
|
GIOCondition condition)
|
|
{
|
|
GError *error = NULL;
|
|
GSource *source;
|
|
|
|
if (!non_blocking)
|
|
return;
|
|
|
|
if (use_source)
|
|
{
|
|
source = g_socket_create_source (socket,
|
|
condition,
|
|
cancellable);
|
|
g_source_set_callback (source,
|
|
(GSourceFunc) source_ready,
|
|
NULL, NULL);
|
|
g_source_attach (source, NULL);
|
|
g_source_unref (source);
|
|
g_main_loop_run (loop);
|
|
}
|
|
else
|
|
{
|
|
if (!g_socket_condition_wait (socket, condition, cancellable, &error))
|
|
{
|
|
g_printerr ("condition wait error for %s: %s\n",
|
|
where,
|
|
error->message);
|
|
exit (1);
|
|
}
|
|
}
|
|
}
|
|
|
|
static gpointer
|
|
cancel_thread (gpointer data)
|
|
{
|
|
GCancellable *cancellable = data;
|
|
|
|
g_usleep (1000*1000*cancel_timeout);
|
|
g_print ("Cancelling\n");
|
|
g_cancellable_cancel (cancellable);
|
|
return NULL;
|
|
}
|
|
|
|
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, cancellable, &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\n",
|
|
socket_address_to_string (address));
|
|
g_object_unref (address);
|
|
|
|
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,
|
|
cancellable, &error);
|
|
else
|
|
size = g_socket_receive (recv_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 (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, cancellable, &error);
|
|
else
|
|
size = g_socket_send (recv_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;
|
|
}
|
|
}
|
|
|
|
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;
|
|
}
|