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glib/gio/tests/socket.c
Philip Withnall 98e4b3adec tests: Add tests for g_socket_receive_bytes() and g_socket_receive_bytes_from() 
Signed-off-by: Philip Withnall <pwithnall@gnome.org>
2023-12-18 14:23:03 +00:00

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/* GLib testing framework examples and tests
*
* Copyright (C) 2008-2011 Red Hat, Inc.
*
* SPDX-License-Identifier: LGPL-2.1-or-later
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General
* Public License along with this library; if not, see <http://www.gnu.org/licenses/>.
*/
#include <gio/gio.h>
#include <glib/gstdio.h>
#include "glib-private.h"
#include <gio/gcredentialsprivate.h>
#include <gio/gunixconnection.h>
#ifdef G_OS_UNIX
#include <errno.h>
#include <sys/wait.h>
#include <string.h>
#include <stdlib.h>
#include <gio/gnetworking.h>
#endif
#ifdef G_OS_WIN32
#include "giowin32-afunix.h"
#include <io.h>
#endif
#include "gnetworkingprivate.h"
static gboolean ipv6_supported;
typedef struct {
GSocket *server; /* (owned) (not nullable) */
GSocket *client; /* (owned) (nullable) */
GSocketFamily family;
GThread *thread; /* (owned) (not nullable) */
GMainLoop *loop; /* (owned) (nullable) */
GCancellable *cancellable; /* to shut down dgram echo server thread; (owned) (nullable) */
} IPTestData;
static void
ip_test_data_free (IPTestData *data)
{
g_clear_object (&data->server);
g_clear_object (&data->client);
g_clear_pointer (&data->loop, g_main_loop_unref);
g_clear_object (&data->cancellable);
g_slice_free (IPTestData, data);
}
static gpointer
echo_server_dgram_thread (gpointer user_data)
{
IPTestData *data = user_data;
GSocketAddress *sa;
GCancellable *cancellable = data->cancellable;
GSocket *sock;
GError *error = NULL;
gssize nread, nwrote;
gchar buf[128];
sock = data->server;
while (TRUE)
{
nread = g_socket_receive_from (sock, &sa, buf, sizeof (buf), cancellable, &error);
if (error && g_error_matches (error, G_IO_ERROR, G_IO_ERROR_CANCELLED))
break;
g_assert_no_error (error);
g_assert_cmpint (nread, >=, 0);
nwrote = g_socket_send_to (sock, sa, buf, nread, cancellable, &error);
if (error && g_error_matches (error, G_IO_ERROR, G_IO_ERROR_CANCELLED))
break;
g_assert_no_error (error);
g_assert_cmpint (nwrote, ==, nread);
g_object_unref (sa);
}
g_clear_error (&error);
return NULL;
}
static gpointer
echo_server_thread (gpointer user_data)
{
IPTestData *data = user_data;
GSocket *sock;
GError *error = NULL;
gssize nread, nwrote;
gchar buf[128];
sock = g_socket_accept (data->server, NULL, &error);
g_assert_no_error (error);
while (TRUE)
{
nread = g_socket_receive (sock, buf, sizeof (buf), NULL, &error);
g_assert_no_error (error);
g_assert_cmpint (nread, >=, 0);
if (nread == 0)
break;
nwrote = g_socket_send (sock, buf, nread, NULL, &error);
g_assert_no_error (error);
g_assert_cmpint (nwrote, ==, nread);
}
g_socket_close (sock, &error);
g_assert_no_error (error);
g_object_unref (sock);
return NULL;
}
static IPTestData *
create_server_full (GSocketFamily family,
GSocketType socket_type,
GThreadFunc server_thread,
gboolean v4mapped,
GError **error)
{
IPTestData *data;
GSocket *server;
GSocketAddress *addr;
GInetAddress *iaddr;
data = g_slice_new0 (IPTestData);
data->family = family;
data->server = server = g_socket_new (family,
socket_type,
G_SOCKET_PROTOCOL_DEFAULT,
error);
if (server == NULL)
goto error;
g_assert_cmpint (g_socket_get_family (server), ==, family);
g_assert_cmpint (g_socket_get_socket_type (server), ==, socket_type);
g_assert_cmpint (g_socket_get_protocol (server), ==, G_SOCKET_PROTOCOL_DEFAULT);
#ifdef G_OS_WIN32
g_assert_true (GLIB_PRIVATE_CALL (g_win32_handle_is_socket) ((HANDLE)(gintptr) g_socket_get_fd (server)));
#endif
g_socket_set_blocking (server, TRUE);
#if defined (IPPROTO_IPV6) && defined (IPV6_V6ONLY)
if (v4mapped)
{
g_socket_set_option (data->server, IPPROTO_IPV6, IPV6_V6ONLY, FALSE, NULL);
if (!g_socket_speaks_ipv4 (data->server))
{
g_set_error_literal (error, G_IO_ERROR, G_IO_ERROR_NOT_SUPPORTED,
"IPv6-only server cannot speak IPv4");
goto error;
}
}
#endif
if (v4mapped)
iaddr = g_inet_address_new_any (family);
else
iaddr = g_inet_address_new_loopback (family);
addr = g_inet_socket_address_new (iaddr, 0);
g_object_unref (iaddr);
g_assert_cmpint (g_inet_socket_address_get_port (G_INET_SOCKET_ADDRESS (addr)), ==, 0);
if (!g_socket_bind (server, addr, TRUE, error))
{
g_object_unref (addr);
goto error;
}
g_object_unref (addr);
addr = g_socket_get_local_address (server, error);
if (addr == NULL)
goto error;
g_assert_cmpint (g_inet_socket_address_get_port (G_INET_SOCKET_ADDRESS (addr)), !=, 0);
g_object_unref (addr);
if (socket_type == G_SOCKET_TYPE_STREAM)
{
if (!g_socket_listen (server, error))
goto error;
}
else
{
data->cancellable = g_cancellable_new ();
}
data->thread = g_thread_new ("server", server_thread, data);
return data;
error:
ip_test_data_free (data);
return NULL;
}
static IPTestData *
create_server (GSocketFamily family,
GThreadFunc server_thread,
gboolean v4mapped,
GError **error)
{
return create_server_full (family, G_SOCKET_TYPE_STREAM, server_thread, v4mapped, error);
}
static const gchar *testbuf = "0123456789abcdef";
static gboolean
test_ip_async_read_ready (GSocket *client,
GIOCondition cond,
gpointer user_data)
{
IPTestData *data = user_data;
GError *error = NULL;
gssize len;
gchar buf[128];
g_assert_cmpint (cond, ==, G_IO_IN);
len = g_socket_receive (client, buf, sizeof (buf), NULL, &error);
g_assert_no_error (error);
g_assert_cmpint (len, ==, strlen (testbuf) + 1);
g_assert_cmpstr (testbuf, ==, buf);
g_main_loop_quit (data->loop);
return FALSE;
}
static gboolean
test_ip_async_write_ready (GSocket *client,
GIOCondition cond,
gpointer user_data)
{
IPTestData *data = user_data;
GError *error = NULL;
GSource *source;
gssize len;
g_assert_cmpint (cond, ==, G_IO_OUT);
len = g_socket_send (client, testbuf, strlen (testbuf) + 1, NULL, &error);
g_assert_no_error (error);
g_assert_cmpint (len, ==, strlen (testbuf) + 1);
source = g_socket_create_source (client, G_IO_IN, NULL);
g_source_set_callback (source, (GSourceFunc)test_ip_async_read_ready,
data, NULL);
g_source_attach (source, NULL);
g_source_unref (source);
return FALSE;
}
static gboolean
test_ip_async_timed_out (GSocket *client,
GIOCondition cond,
gpointer user_data)
{
IPTestData *data = user_data;
GError *error = NULL;
GSource *source;
gssize len;
gchar buf[128];
if (data->family == G_SOCKET_FAMILY_IPV4)
{
g_assert_cmpint (cond, ==, G_IO_IN);
len = g_socket_receive (client, buf, sizeof (buf), NULL, &error);
g_assert_cmpint (len, ==, -1);
g_assert_error (error, G_IO_ERROR, G_IO_ERROR_TIMED_OUT);
g_clear_error (&error);
}
source = g_socket_create_source (client, G_IO_OUT, NULL);
g_source_set_callback (source, (GSourceFunc)test_ip_async_write_ready,
data, NULL);
g_source_attach (source, NULL);
g_source_unref (source);
return FALSE;
}
static gboolean
test_ip_async_connected (GSocket *client,
GIOCondition cond,
gpointer user_data)
{
IPTestData *data = user_data;
GError *error = NULL;
GSource *source;
gssize len;
gchar buf[128];
g_socket_check_connect_result (client, &error);
g_assert_no_error (error);
/* We do this after the check_connect_result, since that will give a
* more useful assertion in case of error.
*/
g_assert_cmpint (cond, ==, G_IO_OUT);
g_assert_true (g_socket_is_connected (client));
/* This adds 1 second to "make check", so let's just only do it once. */
if (data->family == G_SOCKET_FAMILY_IPV4)
{
len = g_socket_receive (client, buf, sizeof (buf), NULL, &error);
g_assert_cmpint (len, ==, -1);
g_assert_error (error, G_IO_ERROR, G_IO_ERROR_WOULD_BLOCK);
g_clear_error (&error);
source = g_socket_create_source (client, G_IO_IN, NULL);
g_source_set_callback (source, (GSourceFunc)test_ip_async_timed_out,
data, NULL);
g_source_attach (source, NULL);
g_source_unref (source);
}
else
test_ip_async_timed_out (client, 0, data);
return FALSE;
}
static gboolean
idle_test_ip_async_connected (gpointer user_data)
{
IPTestData *data = user_data;
return test_ip_async_connected (data->client, G_IO_OUT, data);
}
static void
test_ip_async (GSocketFamily family)
{
IPTestData *data;
GError *error = NULL;
GSocket *client;
GSocketAddress *addr;
GSource *source;
gssize len;
gchar buf[128];
data = create_server (family, echo_server_thread, FALSE, &error);
if (error != NULL)
{
g_test_skip_printf ("Failed to create server: %s", error->message);
g_clear_error (&error);
return;
}
g_assert_nonnull (data);
addr = g_socket_get_local_address (data->server, &error);
g_assert_no_error (error);
client = g_socket_new (family,
G_SOCKET_TYPE_STREAM,
G_SOCKET_PROTOCOL_DEFAULT,
&error);
g_assert_no_error (error);
data->client = client;
g_assert_cmpint (g_socket_get_family (client), ==, family);
g_assert_cmpint (g_socket_get_socket_type (client), ==, G_SOCKET_TYPE_STREAM);
g_assert_cmpint (g_socket_get_protocol (client), ==, G_SOCKET_PROTOCOL_DEFAULT);
g_socket_set_blocking (client, FALSE);
g_socket_set_timeout (client, 1);
if (g_socket_connect (client, addr, NULL, &error))
{
g_assert_no_error (error);
g_idle_add (idle_test_ip_async_connected, data);
}
else
{
g_assert_error (error, G_IO_ERROR, G_IO_ERROR_PENDING);
g_clear_error (&error);
source = g_socket_create_source (client, G_IO_OUT, NULL);
g_source_set_callback (source, (GSourceFunc)test_ip_async_connected,
data, NULL);
g_source_attach (source, NULL);
g_source_unref (source);
}
g_object_unref (addr);
data->loop = g_main_loop_new (NULL, TRUE);
g_main_loop_run (data->loop);
g_clear_pointer (&data->loop, g_main_loop_unref);
g_socket_shutdown (client, FALSE, TRUE, &error);
g_assert_no_error (error);
g_thread_join (data->thread);
if (family == G_SOCKET_FAMILY_IPV4)
{
/* Test that reading on a remote-closed socket gets back 0 bytes. */
len = g_socket_receive_with_blocking (client, buf, sizeof (buf),
TRUE, NULL, &error);
g_assert_no_error (error);
g_assert_cmpint (len, ==, 0);
}
else
{
/* Test that writing to a remote-closed socket gets back CONNECTION_CLOSED. */
len = g_socket_send_with_blocking (client, testbuf, strlen (testbuf) + 1,
TRUE, NULL, &error);
g_assert_error (error, G_IO_ERROR, G_IO_ERROR_CONNECTION_CLOSED);
g_assert_cmpint (len, ==, -1);
g_clear_error (&error);
}
g_socket_close (client, &error);
g_assert_no_error (error);
g_socket_close (data->server, &error);
g_assert_no_error (error);
ip_test_data_free (data);
}
static void
test_ipv4_async (void)
{
test_ip_async (G_SOCKET_FAMILY_IPV4);
}
static void
test_ipv6_async (void)
{
if (!ipv6_supported)
{
g_test_skip ("No support for IPv6");
return;
}
test_ip_async (G_SOCKET_FAMILY_IPV6);
}
static const gchar testbuf2[] = "0123456789abcdefghijklmnopqrstuvwxyz";
static void
test_ip_sync (GSocketFamily family)
{
IPTestData *data;
GError *error = NULL;
GSocket *client;
GSocketAddress *addr;
gssize len;
gchar buf[128];
data = create_server (family, echo_server_thread, FALSE, &error);
if (error != NULL)
{
g_test_skip_printf ("Failed to create server: %s", error->message);
g_clear_error (&error);
return;
}
addr = g_socket_get_local_address (data->server, &error);
g_assert_no_error (error);
client = g_socket_new (family,
G_SOCKET_TYPE_STREAM,
G_SOCKET_PROTOCOL_DEFAULT,
&error);
g_assert_no_error (error);
g_assert_cmpint (g_socket_get_family (client), ==, family);
g_assert_cmpint (g_socket_get_socket_type (client), ==, G_SOCKET_TYPE_STREAM);
g_assert_cmpint (g_socket_get_protocol (client), ==, G_SOCKET_PROTOCOL_DEFAULT);
#ifdef G_OS_WIN32
g_assert_true (GLIB_PRIVATE_CALL (g_win32_handle_is_socket) ((HANDLE)(gintptr) g_socket_get_fd (client)));
#endif
g_socket_set_blocking (client, TRUE);
g_socket_set_timeout (client, 1);
g_socket_connect (client, addr, NULL, &error);
g_assert_no_error (error);
g_assert_true (g_socket_is_connected (client));
g_object_unref (addr);
/* This adds 1 second to "make check", so let's just only do it once. */
if (family == G_SOCKET_FAMILY_IPV4)
{
len = g_socket_receive (client, buf, sizeof (buf), NULL, &error);
g_assert_cmpint (len, ==, -1);
g_assert_error (error, G_IO_ERROR, G_IO_ERROR_TIMED_OUT);
g_clear_error (&error);
}
len = g_socket_send (client, testbuf, strlen (testbuf) + 1, NULL, &error);
g_assert_no_error (error);
g_assert_cmpint (len, ==, strlen (testbuf) + 1);
len = g_socket_receive (client, buf, sizeof (buf), NULL, &error);
g_assert_no_error (error);
g_assert_cmpint (len, ==, strlen (testbuf) + 1);
g_assert_cmpstr (testbuf, ==, buf);
{
GOutputVector v[7] = { { NULL, 0 }, };
v[0].buffer = testbuf2 + 0;
v[0].size = 3;
v[1].buffer = testbuf2 + 3;
v[1].size = 5;
v[2].buffer = testbuf2 + 3 + 5;
v[2].size = 0;
v[3].buffer = testbuf2 + 3 + 5;
v[3].size = 6;
v[4].buffer = testbuf2 + 3 + 5 + 6;
v[4].size = 2;
v[5].buffer = testbuf2 + 3 + 5 + 6 + 2;
v[5].size = 1;
v[6].buffer = testbuf2 + 3 + 5 + 6 + 2 + 1;
v[6].size = strlen (testbuf2) - (3 + 5 + 6 + 2 + 1);
len = g_socket_send_message (client, NULL, v, G_N_ELEMENTS (v), NULL, 0, 0, NULL, &error);
g_assert_no_error (error);
g_assert_cmpint (len, ==, strlen (testbuf2));
memset (buf, 0, sizeof (buf));
len = g_socket_receive (client, buf, sizeof (buf), NULL, &error);
g_assert_no_error (error);
g_assert_cmpint (len, ==, strlen (testbuf2));
g_assert_cmpstr (testbuf2, ==, buf);
}
g_socket_shutdown (client, FALSE, TRUE, &error);
g_assert_no_error (error);
g_thread_join (data->thread);
if (family == G_SOCKET_FAMILY_IPV4)
{
/* Test that reading on a remote-closed socket gets back 0 bytes. */
len = g_socket_receive (client, buf, sizeof (buf), NULL, &error);
g_assert_no_error (error);
g_assert_cmpint (len, ==, 0);
}
else
{
/* Test that writing to a remote-closed socket gets back CONNECTION_CLOSED. */
len = g_socket_send (client, testbuf, strlen (testbuf) + 1, NULL, &error);
g_assert_error (error, G_IO_ERROR, G_IO_ERROR_CONNECTION_CLOSED);
g_assert_cmpint (len, ==, -1);
g_clear_error (&error);
}
g_socket_close (client, &error);
g_assert_no_error (error);
g_socket_close (data->server, &error);
g_assert_no_error (error);
g_object_unref (client);
ip_test_data_free (data);
}
static void
test_ipv4_sync (void)
{
test_ip_sync (G_SOCKET_FAMILY_IPV4);
}
static void
test_ipv6_sync (void)
{
if (!ipv6_supported)
{
g_test_skip ("No support for IPv6");
return;
}
test_ip_sync (G_SOCKET_FAMILY_IPV6);
}
static void
test_ip_sync_dgram (GSocketFamily family)
{
IPTestData *data;
GError *error = NULL;
GSocket *client;
GSocketAddress *dest_addr;
gssize len;
gchar buf[128];
data = create_server_full (family, G_SOCKET_TYPE_DATAGRAM,
echo_server_dgram_thread, FALSE, &error);
if (error != NULL)
{
g_test_skip_printf ("Failed to create server: %s", error->message);
g_clear_error (&error);
return;
}
dest_addr = g_socket_get_local_address (data->server, &error);
g_assert_no_error (error);
client = g_socket_new (family,
G_SOCKET_TYPE_DATAGRAM,
G_SOCKET_PROTOCOL_DEFAULT,
&error);
g_assert_no_error (error);
g_assert_cmpint (g_socket_get_family (client), ==, family);
g_assert_cmpint (g_socket_get_socket_type (client), ==, G_SOCKET_TYPE_DATAGRAM);
g_assert_cmpint (g_socket_get_protocol (client), ==, G_SOCKET_PROTOCOL_DEFAULT);
#ifdef G_OS_WIN32
g_assert_true (GLIB_PRIVATE_CALL (g_win32_handle_is_socket) ((HANDLE)(gintptr) g_socket_get_fd (client)));
#endif
g_socket_set_blocking (client, TRUE);
g_socket_set_timeout (client, 1);
len = g_socket_send_to (client, dest_addr, testbuf, strlen (testbuf) + 1, NULL, &error);
g_assert_no_error (error);
g_assert_cmpint (len, ==, strlen (testbuf) + 1);
len = g_socket_receive_from (client, NULL, buf, sizeof (buf), NULL, &error);
g_assert_no_error (error);
g_assert_cmpint (len, ==, strlen (testbuf) + 1);
g_assert_cmpstr (testbuf, ==, buf);
{
GOutputMessage m[3] = { { NULL, NULL, 0, 0, NULL, 0 }, };
GInputMessage im[3] = { { NULL, NULL, 0, 0, 0, NULL, 0 }, };
GOutputVector v[7] = { { NULL, 0 }, };
GInputVector iv[7] = { { NULL, 0 }, };
v[0].buffer = testbuf2 + 0;
v[0].size = 3;
v[1].buffer = testbuf2 + 3;
v[1].size = 5;
v[2].buffer = testbuf2 + 3 + 5;
v[2].size = 0;
v[3].buffer = testbuf2 + 3 + 5;
v[3].size = 6;
v[4].buffer = testbuf2 + 3 + 5 + 6;
v[4].size = 2;
v[5].buffer = testbuf2 + 3 + 5 + 6 + 2;
v[5].size = 1;
v[6].buffer = testbuf2 + 3 + 5 + 6 + 2 + 1;
v[6].size = strlen (testbuf2) - (3 + 5 + 6 + 2 + 1);
iv[0].buffer = buf + 0;
iv[0].size = 3;
iv[1].buffer = buf + 3;
iv[1].size = 5;
iv[2].buffer = buf + 3 + 5;
iv[2].size = 0;
iv[3].buffer = buf + 3 + 5;
iv[3].size = 6;
iv[4].buffer = buf + 3 + 5 + 6;
iv[4].size = 2;
iv[5].buffer = buf + 3 + 5 + 6 + 2;
iv[5].size = 1;
iv[6].buffer = buf + 3 + 5 + 6 + 2 + 1;
iv[6].size = sizeof (buf) - (3 + 5 + 6 + 2 + 1);
len = g_socket_send_message (client, dest_addr, v, G_N_ELEMENTS (v), NULL, 0, 0, NULL, &error);
g_assert_no_error (error);
g_assert_cmpint (len, ==, strlen (testbuf2));
memset (buf, 0, sizeof (buf));
len = g_socket_receive_from (client, NULL, buf, sizeof (buf), NULL, &error);
g_assert_no_error (error);
g_assert_cmpint (len, ==, strlen (testbuf2));
g_assert_cmpstr (testbuf2, ==, buf);
m[0].vectors = &v[0];
m[0].num_vectors = 1;
m[0].address = dest_addr;
m[1].vectors = &v[0];
m[1].num_vectors = 6;
m[1].address = dest_addr;
m[2].vectors = &v[6];
m[2].num_vectors = 1;
m[2].address = dest_addr;
len = g_socket_send_messages (client, m, G_N_ELEMENTS (m), 0, NULL, &error);
g_assert_no_error (error);
g_assert_cmpint (len, ==, G_N_ELEMENTS (m));
g_assert_cmpint (m[0].bytes_sent, ==, 3);
g_assert_cmpint (m[1].bytes_sent, ==, 17);
g_assert_cmpint (m[2].bytes_sent, ==, v[6].size);
memset (buf, 0, sizeof (buf));
len = g_socket_receive_from (client, NULL, buf, sizeof (buf), NULL, &error);
g_assert_no_error (error);
g_assert_cmpint (len, ==, 3);
memset (buf, 0, sizeof (buf));
len = g_socket_receive_from (client, NULL, buf, sizeof (buf), NULL, &error);
g_assert_no_error (error);
/* v[0].size + v[1].size + v[2].size + v[3].size + v[4].size + v[5].size */
g_assert_cmpint (len, ==, 17);
g_assert_cmpmem (testbuf2, 17, buf, 17);
memset (buf, 0, sizeof (buf));
len = g_socket_receive_from (client, NULL, buf, sizeof (buf), NULL, &error);
g_assert_no_error (error);
g_assert_cmpint (len, ==, v[6].size);
g_assert_cmpstr (buf, ==, v[6].buffer);
/* reset since we're re-using the message structs */
m[0].bytes_sent = 0;
m[1].bytes_sent = 0;
m[2].bytes_sent = 0;
/* now try receiving multiple messages */
len = g_socket_send_messages (client, m, G_N_ELEMENTS (m), 0, NULL, &error);
g_assert_no_error (error);
g_assert_cmpint (len, ==, G_N_ELEMENTS (m));
g_assert_cmpint (m[0].bytes_sent, ==, 3);
g_assert_cmpint (m[1].bytes_sent, ==, 17);
g_assert_cmpint (m[2].bytes_sent, ==, v[6].size);
im[0].vectors = &iv[0];
im[0].num_vectors = 1;
im[1].vectors = &iv[0];
im[1].num_vectors = 6;
im[2].vectors = &iv[6];
im[2].num_vectors = 1;
memset (buf, 0, sizeof (buf));
len = g_socket_receive_messages (client, im, G_N_ELEMENTS (im), 0,
NULL, &error);
g_assert_no_error (error);
g_assert_cmpint (len, ==, G_N_ELEMENTS (im));
g_assert_cmpuint (im[0].bytes_received, ==, 3);
/* v[0].size + v[1].size + v[2].size + v[3].size + v[4].size + v[5].size */
g_assert_cmpuint (im[1].bytes_received, ==, 17);
g_assert_cmpuint (im[2].bytes_received, ==, v[6].size);
/* reset since we're re-using the message structs */
m[0].bytes_sent = 0;
m[1].bytes_sent = 0;
m[2].bytes_sent = 0;
/* now try to generate an early return by omitting the destination address on [1] */
m[1].address = NULL;
len = g_socket_send_messages (client, m, G_N_ELEMENTS (m), 0, NULL, &error);
g_assert_no_error (error);
g_assert_cmpint (len, ==, 1);
g_assert_cmpint (m[0].bytes_sent, ==, 3);
g_assert_cmpint (m[1].bytes_sent, ==, 0);
g_assert_cmpint (m[2].bytes_sent, ==, 0);
/* reset since we're re-using the message structs */
m[0].bytes_sent = 0;
m[1].bytes_sent = 0;
m[2].bytes_sent = 0;
/* now try to generate an error by omitting all destination addresses */
m[0].address = NULL;
m[1].address = NULL;
m[2].address = NULL;
len = g_socket_send_messages (client, m, G_N_ELEMENTS (m), 0, NULL, &error);
/* This error code may vary between platforms and over time; it is not guaranteed API: */
#ifndef G_OS_WIN32
g_assert_error (error, G_IO_ERROR, G_IO_ERROR_DESTINATION_UNSET);
#else
g_assert_error (error, G_IO_ERROR, G_IO_ERROR_NOT_CONNECTED);
#endif
g_clear_error (&error);
g_assert_cmpint (len, ==, -1);
g_assert_cmpint (m[0].bytes_sent, ==, 0);
g_assert_cmpint (m[1].bytes_sent, ==, 0);
g_assert_cmpint (m[2].bytes_sent, ==, 0);
len = g_socket_receive_from (client, NULL, buf, sizeof (buf), NULL, &error);
g_assert_cmpint (len, ==, 3);
}
g_cancellable_cancel (data->cancellable);
g_thread_join (data->thread);
g_socket_close (client, &error);
g_assert_no_error (error);
g_socket_close (data->server, &error);
g_assert_no_error (error);
g_object_unref (client);
g_object_unref (dest_addr);
ip_test_data_free (data);
}
static void
test_ipv4_sync_dgram (void)
{
test_ip_sync_dgram (G_SOCKET_FAMILY_IPV4);
}
static void
test_ipv6_sync_dgram (void)
{
if (!ipv6_supported)
{
g_test_skip ("No support for IPv6");
return;
}
test_ip_sync_dgram (G_SOCKET_FAMILY_IPV6);
}
static gpointer
cancellable_thread_cb (gpointer data)
{
GCancellable *cancellable = data;
g_usleep (0.1 * G_USEC_PER_SEC);
g_cancellable_cancel (cancellable);
g_object_unref (cancellable);
return NULL;
}
static void
test_ip_sync_dgram_timeouts (GSocketFamily family)
{
GError *error = NULL;
GSocket *client = NULL;
GCancellable *cancellable = NULL;
GThread *cancellable_thread = NULL;
gssize len;
#ifdef G_OS_WIN32
GInetAddress *iaddr;
GSocketAddress *addr;
#endif
client = g_socket_new (family,
G_SOCKET_TYPE_DATAGRAM,
G_SOCKET_PROTOCOL_DEFAULT,
&error);
g_assert_no_error (error);
g_assert_cmpint (g_socket_get_family (client), ==, family);
g_assert_cmpint (g_socket_get_socket_type (client), ==, G_SOCKET_TYPE_DATAGRAM);
g_assert_cmpint (g_socket_get_protocol (client), ==, G_SOCKET_PROTOCOL_DEFAULT);
#ifdef G_OS_WIN32
g_assert_true (GLIB_PRIVATE_CALL (g_win32_handle_is_socket) ((HANDLE)(gintptr) g_socket_get_fd (client)));
#endif
#ifdef G_OS_WIN32
/* Winsock can't recv() on unbound udp socket */
iaddr = g_inet_address_new_loopback (family);
addr = g_inet_socket_address_new (iaddr, 0);
g_object_unref (iaddr);
g_socket_bind (client, addr, TRUE, &error);
g_object_unref (addr);
g_assert_no_error (error);
#endif
/* No overall timeout: test the per-operation timeouts instead. */
g_socket_set_timeout (client, 0);
cancellable = g_cancellable_new ();
/* Check for timeouts when no server is running. */
{
gint64 start_time;
GInputMessage im = { NULL, NULL, 0, 0, 0, NULL, 0 };
GInputVector iv = { NULL, 0 };
guint8 buf[128];
iv.buffer = buf;
iv.size = sizeof (buf);
im.vectors = &iv;
im.num_vectors = 1;
memset (buf, 0, sizeof (buf));
/* Try a non-blocking read. */
g_socket_set_blocking (client, FALSE);
len = g_socket_receive_messages (client, &im, 1, 0 /* flags */,
NULL, &error);
g_assert_error (error, G_IO_ERROR, G_IO_ERROR_WOULD_BLOCK);
g_assert_cmpint (len, ==, -1);
g_clear_error (&error);
/* Try a timeout read. Can’t really validate the time taken more than
* checking it’s positive. */
g_socket_set_timeout (client, 1);
g_socket_set_blocking (client, TRUE);
start_time = g_get_monotonic_time ();
len = g_socket_receive_messages (client, &im, 1, 0 /* flags */,
NULL, &error);
g_assert_error (error, G_IO_ERROR, G_IO_ERROR_TIMED_OUT);
g_assert_cmpint (len, ==, -1);
g_assert_cmpint (g_get_monotonic_time () - start_time, >, 0);
g_clear_error (&error);
/* Try a blocking read, cancelled from another thread. */
g_socket_set_timeout (client, 0);
cancellable_thread = g_thread_new ("cancellable",
cancellable_thread_cb,
g_object_ref (cancellable));
start_time = g_get_monotonic_time ();
len = g_socket_receive_messages (client, &im, 1, 0 /* flags */,
cancellable, &error);
g_assert_error (error, G_IO_ERROR, G_IO_ERROR_CANCELLED);
g_assert_cmpint (len, ==, -1);
g_assert_cmpint (g_get_monotonic_time () - start_time, >, 0);
g_clear_error (&error);
g_thread_join (cancellable_thread);
}
g_socket_close (client, &error);
g_assert_no_error (error);
g_object_unref (client);
g_object_unref (cancellable);
}
static void
test_ipv4_sync_dgram_timeouts (void)
{
test_ip_sync_dgram_timeouts (G_SOCKET_FAMILY_IPV4);
}
static void
test_ipv6_sync_dgram_timeouts (void)
{
if (!ipv6_supported)
{
g_test_skip ("No support for IPv6");
return;
}
test_ip_sync_dgram_timeouts (G_SOCKET_FAMILY_IPV6);
}
static gpointer
graceful_server_thread (gpointer user_data)
{
IPTestData *data = user_data;
GSocket *sock;
GError *error = NULL;
gssize len;
sock = g_socket_accept (data->server, NULL, &error);
g_assert_no_error (error);
len = g_socket_send (sock, testbuf, strlen (testbuf) + 1, NULL, &error);
g_assert_no_error (error);
g_assert_cmpint (len, ==, strlen (testbuf) + 1);
return sock;
}
static void
test_close_graceful (void)
{
GSocketFamily family = G_SOCKET_FAMILY_IPV4;
IPTestData *data;
GError *error = NULL;
GSocket *client, *server;
GSocketAddress *addr;
gssize len;
gchar buf[128];
data = create_server (family, graceful_server_thread, FALSE, &error);
if (error != NULL)
{
g_test_skip_printf ("Failed to create server: %s", error->message);
g_clear_error (&error);
return;
}
addr = g_socket_get_local_address (data->server, &error);
g_assert_no_error (error);
client = g_socket_new (family,
G_SOCKET_TYPE_STREAM,
G_SOCKET_PROTOCOL_DEFAULT,
&error);
g_assert_no_error (error);
g_assert_cmpint (g_socket_get_family (client), ==, family);
g_assert_cmpint (g_socket_get_socket_type (client), ==, G_SOCKET_TYPE_STREAM);
g_assert_cmpint (g_socket_get_protocol (client), ==, G_SOCKET_PROTOCOL_DEFAULT);
#ifdef G_OS_WIN32
g_assert_true (GLIB_PRIVATE_CALL (g_win32_handle_is_socket) ((HANDLE)(gintptr) g_socket_get_fd (client)));
#endif
g_socket_set_blocking (client, TRUE);
g_socket_set_timeout (client, 1);
g_socket_connect (client, addr, NULL, &error);
g_assert_no_error (error);
g_assert_true (g_socket_is_connected (client));
g_object_unref (addr);
server = g_thread_join (data->thread);
/* similar to g_tcp_connection_set_graceful_disconnect(), but explicit */
g_socket_shutdown (server, FALSE, TRUE, &error);
g_assert_no_error (error);
/* we must timeout */
g_socket_condition_wait (client, G_IO_HUP, NULL, &error);
g_assert_error (error, G_IO_ERROR, G_IO_ERROR_TIMED_OUT);
g_clear_error (&error);
/* check that the remaining data is received */
len = g_socket_receive (client, buf, strlen (testbuf) + 1, NULL, &error);
g_assert_no_error (error);
g_assert_cmpint (len, ==, strlen (testbuf) + 1);
/* and only then the connection is closed */
len = g_socket_receive (client, buf, sizeof (buf), NULL, &error);
g_assert_no_error (error);
g_assert_cmpint (len, ==, 0);
g_socket_close (server, &error);
g_assert_no_error (error);
g_socket_close (client, &error);
g_assert_no_error (error);
g_object_unref (server);
g_object_unref (client);
ip_test_data_free (data);
}
#if defined (IPPROTO_IPV6) && defined (IPV6_V6ONLY)
static gpointer
v4mapped_server_thread (gpointer user_data)
{
IPTestData *data = user_data;
GSocket *sock;
GError *error = NULL;
GSocketAddress *addr;
sock = g_socket_accept (data->server, NULL, &error);
g_assert_no_error (error);
g_assert_cmpint (g_socket_get_family (sock), ==, G_SOCKET_FAMILY_IPV6);
addr = g_socket_get_local_address (sock, &error);
g_assert_no_error (error);
g_assert_cmpint (g_socket_address_get_family (addr), ==, G_SOCKET_FAMILY_IPV4);
g_object_unref (addr);
addr = g_socket_get_remote_address (sock, &error);
g_assert_no_error (error);
g_assert_cmpint (g_socket_address_get_family (addr), ==, G_SOCKET_FAMILY_IPV4);
g_object_unref (addr);
g_socket_close (sock, &error);
g_assert_no_error (error);
g_object_unref (sock);
return NULL;
}
static void
test_ipv6_v4mapped (void)
{
IPTestData *data;
GError *error = NULL;
GSocket *client;
GSocketAddress *addr, *v4addr;
GInetAddress *iaddr;
if (!ipv6_supported)
{
g_test_skip ("No support for IPv6");
return;
}
data = create_server (G_SOCKET_FAMILY_IPV6, v4mapped_server_thread, TRUE, &error);
if (error != NULL)
{
g_test_skip_printf ("Failed to create server: %s", error->message);
g_clear_error (&error);
return;
}
client = g_socket_new (G_SOCKET_FAMILY_IPV4,
G_SOCKET_TYPE_STREAM,
G_SOCKET_PROTOCOL_DEFAULT,
&error);
g_assert_no_error (error);
g_socket_set_blocking (client, TRUE);
g_socket_set_timeout (client, 1);
addr = g_socket_get_local_address (data->server, &error);
g_assert_no_error (error);
iaddr = g_inet_address_new_loopback (G_SOCKET_FAMILY_IPV4);
v4addr = g_inet_socket_address_new (iaddr, g_inet_socket_address_get_port (G_INET_SOCKET_ADDRESS (addr)));
g_object_unref (iaddr);
g_object_unref (addr);
g_socket_connect (client, v4addr, NULL, &error);
g_assert_no_error (error);
g_assert_true (g_socket_is_connected (client));
g_thread_join (data->thread);
g_socket_close (client, &error);
g_assert_no_error (error);
g_socket_close (data->server, &error);
g_assert_no_error (error);
g_object_unref (client);
g_object_unref (v4addr);
ip_test_data_free (data);
}
#endif
static void
test_timed_wait (void)
{
IPTestData *data;
GError *error = NULL;
GSocket *client;
GSocketAddress *addr;
gint64 start_time;
gint poll_duration;
if (!g_test_thorough ())
{
g_test_skip ("Not running timing heavy test");
return;
}
data = create_server (G_SOCKET_FAMILY_IPV4, echo_server_thread, FALSE, &error);
if (error != NULL)
{
g_test_skip_printf ("Failed to create server: %s", error->message);
g_clear_error (&error);
return;
}
addr = g_socket_get_local_address (data->server, &error);
g_assert_no_error (error);
client = g_socket_new (G_SOCKET_FAMILY_IPV4,
G_SOCKET_TYPE_STREAM,
G_SOCKET_PROTOCOL_DEFAULT,
&error);
g_assert_no_error (error);
g_socket_set_blocking (client, TRUE);
g_socket_set_timeout (client, 1);
g_socket_connect (client, addr, NULL, &error);
g_assert_no_error (error);
g_object_unref (addr);
start_time = g_get_monotonic_time ();
g_socket_condition_timed_wait (client, G_IO_IN, 100000 /* 100 ms */,
NULL, &error);
g_assert_error (error, G_IO_ERROR, G_IO_ERROR_TIMED_OUT);
g_clear_error (&error);
poll_duration = g_get_monotonic_time () - start_time;
g_assert_cmpint (poll_duration, >=, 98000);
g_assert_cmpint (poll_duration, <, 112000);
g_socket_close (client, &error);
g_assert_no_error (error);
g_thread_join (data->thread);
g_socket_close (data->server, &error);
g_assert_no_error (error);
g_object_unref (client);
ip_test_data_free (data);
}
static int
duplicate_socket_fd (int fd)
{
#ifdef G_OS_WIN32
WSAPROTOCOL_INFO info;
if (WSADuplicateSocket ((SOCKET)fd,
GetCurrentProcessId (),
&info))
{
gchar *emsg = g_win32_error_message (WSAGetLastError ());
g_test_message ("Error duplicating socket: %s", emsg);
g_free (emsg);
return -1;
}
return (int)WSASocket (FROM_PROTOCOL_INFO,
FROM_PROTOCOL_INFO,
FROM_PROTOCOL_INFO,
&info, 0, 0);
#else
return dup (fd);
#endif
}
static void
test_fd_reuse (void)
{
IPTestData *data;
GError *error = NULL;
GSocket *client;
GSocket *client2;
GSocketAddress *addr;
int fd;
gssize len;
gchar buf[128];
g_test_bug ("https://bugzilla.gnome.org/show_bug.cgi?id=741707");
data = create_server (G_SOCKET_FAMILY_IPV4, echo_server_thread, FALSE, &error);
if (error != NULL)
{
g_test_skip_printf ("Failed to create server: %s", error->message);
g_clear_error (&error);
return;
}
addr = g_socket_get_local_address (data->server, &error);
g_assert_no_error (error);
client = g_socket_new (G_SOCKET_FAMILY_IPV4,
G_SOCKET_TYPE_STREAM,
G_SOCKET_PROTOCOL_DEFAULT,
&error);
g_assert_no_error (error);
g_socket_set_blocking (client, TRUE);
g_socket_set_timeout (client, 1);
g_socket_connect (client, addr, NULL, &error);
g_assert_no_error (error);
g_assert_true (g_socket_is_connected (client));
g_object_unref (addr);
/* we have to dup otherwise the fd gets closed twice on unref */
fd = duplicate_socket_fd (g_socket_get_fd (client));
client2 = g_socket_new_from_fd (fd, &error);
g_assert_no_error (error);
g_assert_cmpint (g_socket_get_family (client2), ==, g_socket_get_family (client));
g_assert_cmpint (g_socket_get_socket_type (client2), ==, g_socket_get_socket_type (client));
g_assert_cmpint (g_socket_get_protocol (client2), ==, G_SOCKET_PROTOCOL_TCP);
#ifdef G_OS_WIN32
g_assert_true (GLIB_PRIVATE_CALL (g_win32_handle_is_socket) ((HANDLE)(gintptr) g_socket_get_fd (client)));
#endif
len = g_socket_send (client2, testbuf, strlen (testbuf) + 1, NULL, &error);
g_assert_no_error (error);
g_assert_cmpint (len, ==, strlen (testbuf) + 1);
len = g_socket_receive (client2, buf, sizeof (buf), NULL, &error);
g_assert_no_error (error);
g_assert_cmpint (len, ==, strlen (testbuf) + 1);
g_assert_cmpstr (testbuf, ==, buf);
g_socket_shutdown (client, FALSE, TRUE, &error);
g_assert_no_error (error);
/* The semantics of dup()+shutdown() are ambiguous; this call will succeed
* on Linux, but return ENOTCONN on OS X.
*/
g_socket_shutdown (client2, FALSE, TRUE, NULL);
g_thread_join (data->thread);
g_socket_close (client, &error);
g_assert_no_error (error);
g_socket_close (client2, &error);
g_assert_no_error (error);
g_socket_close (data->server, &error);
g_assert_no_error (error);
g_assert_cmpint (g_socket_get_fd (client), ==, -1);
g_assert_cmpint (g_socket_get_fd (client2), ==, -1);
g_assert_cmpint (g_socket_get_fd (data->server), ==, -1);
g_object_unref (client);
g_object_unref (client2);
ip_test_data_free (data);
}
static void
test_sockaddr (void)
{
struct sockaddr_in6 sin6, gsin6;
GSocketAddress *saddr;
GInetSocketAddress *isaddr;
GInetAddress *iaddr;
GError *error = NULL;
memset (&sin6, 0, sizeof (sin6));
sin6.sin6_family = AF_INET6;
sin6.sin6_addr = in6addr_loopback;
sin6.sin6_port = g_htons (42);
sin6.sin6_scope_id = 17;
sin6.sin6_flowinfo = 1729;
saddr = g_socket_address_new_from_native (&sin6, sizeof (sin6));
g_assert_true (G_IS_INET_SOCKET_ADDRESS (saddr));
isaddr = G_INET_SOCKET_ADDRESS (saddr);
iaddr = g_inet_socket_address_get_address (isaddr);
g_assert_cmpint (g_inet_address_get_family (iaddr), ==, G_SOCKET_FAMILY_IPV6);
g_assert_true (g_inet_address_get_is_loopback (iaddr));
g_assert_cmpint (g_inet_socket_address_get_port (isaddr), ==, 42);
g_assert_cmpint (g_inet_socket_address_get_scope_id (isaddr), ==, 17);
g_assert_cmpint (g_inet_socket_address_get_flowinfo (isaddr), ==, 1729);
g_socket_address_to_native (saddr, &gsin6, sizeof (gsin6), &error);
g_assert_no_error (error);
g_assert_cmpmem (&sin6.sin6_addr, sizeof (struct in6_addr), &gsin6.sin6_addr, sizeof (struct in6_addr));
g_assert_cmpint (sin6.sin6_port, ==, gsin6.sin6_port);
g_assert_cmpint (sin6.sin6_scope_id, ==, gsin6.sin6_scope_id);
g_assert_cmpint (sin6.sin6_flowinfo, ==, gsin6.sin6_flowinfo);
g_object_unref (saddr);
}
static void
bind_win32_unixfd (int fd)
{
#ifdef G_OS_WIN32
gint len, ret;
struct sockaddr_un addr;
memset (&addr, 0, sizeof addr);
addr.sun_family = AF_UNIX;
len = g_snprintf (addr.sun_path, sizeof addr.sun_path, "%s" G_DIR_SEPARATOR_S "%d.sock", g_get_tmp_dir (), fd);
g_assert_cmpint (len, <=, sizeof addr.sun_path);
ret = bind (fd, (struct sockaddr *)&addr, sizeof addr);
g_assert_cmpint (ret, ==, 0);
g_remove (addr.sun_path);
#endif
}
static void
test_unix_from_fd (void)
{
gint fd;
GError *error;
GSocket *s;
fd = socket (AF_UNIX, SOCK_STREAM, 0);
#ifdef G_OS_WIN32
if (fd == -1)
{
g_test_skip ("AF_UNIX not supported on this Windows system.");
return;
}
#endif
g_assert_cmpint (fd, !=, -1);
bind_win32_unixfd (fd);
error = NULL;
s = g_socket_new_from_fd (fd, &error);
g_assert_no_error (error);
g_assert_cmpint (g_socket_get_family (s), ==, G_SOCKET_FAMILY_UNIX);
g_assert_cmpint (g_socket_get_socket_type (s), ==, G_SOCKET_TYPE_STREAM);
g_assert_cmpint (g_socket_get_protocol (s), ==, G_SOCKET_PROTOCOL_DEFAULT);
#ifdef G_OS_WIN32
g_assert_true (GLIB_PRIVATE_CALL (g_win32_handle_is_socket) ((HANDLE)(gintptr) g_socket_get_fd (s)));
#endif
g_object_unref (s);
}
static void
test_unix_connection (void)
{
gint fd;
GError *error;
GSocket *s;
GSocketConnection *c;
fd = socket (AF_UNIX, SOCK_STREAM, 0);
#ifdef G_OS_WIN32
if (fd == -1)
{
g_test_skip ("AF_UNIX not supported on this Windows system.");
return;
}
#endif
g_assert_cmpint (fd, !=, -1);
bind_win32_unixfd (fd);
error = NULL;
s = g_socket_new_from_fd (fd, &error);
g_assert_no_error (error);
c = g_socket_connection_factory_create_connection (s);
g_assert_true (G_IS_UNIX_CONNECTION (c));
g_object_unref (c);
g_object_unref (s);
}
#ifdef G_OS_UNIX
static GSocketConnection *
create_connection_for_fd (int fd)
{
GError *err = NULL;
GSocket *socket;
GSocketConnection *connection;
socket = g_socket_new_from_fd (fd, &err);
g_assert_no_error (err);
g_assert_true (G_IS_SOCKET (socket));
connection = g_socket_connection_factory_create_connection (socket);
g_assert_true (G_IS_UNIX_CONNECTION (connection));
g_object_unref (socket);
return connection;
}
#define TEST_DATA "failure to say failure to say 'i love gnome-panel!'."
static void
test_unix_connection_ancillary_data (void)
{
GError *err = NULL;
gint pv[2], sv[3];
gint status, fd, len;
char buffer[1024];
pid_t pid;
status = pipe (pv);
g_assert_cmpint (status, ==, 0);
status = socketpair (PF_UNIX, SOCK_STREAM, 0, sv);
g_assert_cmpint (status, ==, 0);
pid = fork ();
g_assert_cmpint (pid, >=, 0);
/* Child: close its copy of the write end of the pipe, receive it
* again from the parent over the socket, and write some text to it.
*
* Parent: send the write end of the pipe (still open for the
* parent) over the socket, close it, and read some text from the
* read end of the pipe.
*/
if (pid == 0)
{
GSocketConnection *connection;
close (sv[1]);
connection = create_connection_for_fd (sv[0]);
status = close (pv[1]);
g_assert_cmpint (status, ==, 0);
err = NULL;
fd = g_unix_connection_receive_fd (G_UNIX_CONNECTION (connection), NULL,
&err);
g_assert_no_error (err);
g_assert_cmpint (fd, >, -1);
g_object_unref (connection);
do
len = write (fd, TEST_DATA, sizeof (TEST_DATA));
while (len == -1 && errno == EINTR);
g_assert_cmpint (len, ==, sizeof (TEST_DATA));
exit (0);
}
else
{
GSocketConnection *connection;
close (sv[0]);
connection = create_connection_for_fd (sv[1]);
err = NULL;
g_unix_connection_send_fd (G_UNIX_CONNECTION (connection), pv[1], NULL,
&err);
g_assert_no_error (err);
g_object_unref (connection);
status = close (pv[1]);
g_assert_cmpint (status, ==, 0);
memset (buffer, 0xff, sizeof buffer);
do
len = read (pv[0], buffer, sizeof buffer);
while (len == -1 && errno == EINTR);
g_assert_cmpint (len, ==, sizeof (TEST_DATA));
g_assert_cmpstr (buffer, ==, TEST_DATA);
waitpid (pid, &status, 0);
g_assert_true (WIFEXITED (status));
g_assert_cmpint (WEXITSTATUS (status), ==, 0);
}
/* TODO: add test for g_unix_connection_send_credentials() and
* g_unix_connection_receive_credentials().
*/
}
#endif
#ifdef G_OS_WIN32
static void
test_handle_not_socket (void)
{
GError *err = NULL;
gchar *name = NULL;
HANDLE hReadPipe, hWritePipe, h;
int fd;
g_assert_true (CreatePipe (&hReadPipe, &hWritePipe, NULL, 2048));
g_assert_false (GLIB_PRIVATE_CALL (g_win32_handle_is_socket) (hReadPipe));
g_assert_false (GLIB_PRIVATE_CALL (g_win32_handle_is_socket) (hWritePipe));
CloseHandle (hReadPipe);
CloseHandle (hWritePipe);
h = (HANDLE) _get_osfhandle (1);
g_assert_false (GLIB_PRIVATE_CALL (g_win32_handle_is_socket) (h));
fd = g_file_open_tmp (NULL, &name, &err);
g_assert_no_error (err);
h = (HANDLE) _get_osfhandle (fd);
g_assert_false (GLIB_PRIVATE_CALL (g_win32_handle_is_socket) (h));
g_close (fd, &err);
g_assert_no_error (err);
g_unlink (name);
g_free (name);
}
#endif
static gboolean
postmortem_source_cb (GSocket *socket,
GIOCondition condition,
gpointer user_data)
{
gboolean *been_here = user_data;
g_assert_cmpint (condition, ==, G_IO_NVAL);
*been_here = TRUE;
return FALSE;
}
static void
test_source_postmortem (void)
{
GMainContext *context;
GSocket *socket;
GSource *source;
GError *error = NULL;
gboolean callback_visited = FALSE;
socket = g_socket_new (G_SOCKET_FAMILY_UNIX, G_SOCKET_TYPE_STREAM, G_SOCKET_PROTOCOL_DEFAULT, &error);
#ifdef G_OS_WIN32
if (error)
{
g_test_skip_printf ("AF_UNIX not supported on this Windows system: %s", error->message);
g_clear_error (&error);
return;
}
#endif
g_assert_no_error (error);
context = g_main_context_new ();
source = g_socket_create_source (socket, G_IO_IN, NULL);
g_source_set_callback (source, (GSourceFunc) postmortem_source_cb,
&callback_visited, NULL);
g_source_attach (source, context);
g_source_unref (source);
g_socket_close (socket, &error);
g_assert_no_error (error);
g_object_unref (socket);
/* Test that, after a socket is closed, its source callback should be called
* exactly once. */
g_main_context_iteration (context, FALSE);
g_assert_true (callback_visited);
g_assert_false (g_main_context_pending (context));
g_main_context_unref (context);
}
static void
test_reuse_tcp (void)
{
GSocket *sock1, *sock2;
GError *error = NULL;
GInetAddress *iaddr;
GSocketAddress *addr;
sock1 = g_socket_new (G_SOCKET_FAMILY_IPV4,
G_SOCKET_TYPE_STREAM,
G_SOCKET_PROTOCOL_DEFAULT,
&error);
g_assert_no_error (error);
iaddr = g_inet_address_new_loopback (G_SOCKET_FAMILY_IPV4);
addr = g_inet_socket_address_new (iaddr, 0);
g_object_unref (iaddr);
g_socket_bind (sock1, addr, TRUE, &error);
g_object_unref (addr);
g_assert_no_error (error);
g_socket_listen (sock1, &error);
g_assert_no_error (error);
sock2 = g_socket_new (G_SOCKET_FAMILY_IPV4,
G_SOCKET_TYPE_STREAM,
G_SOCKET_PROTOCOL_DEFAULT,
&error);
g_assert_no_error (error);
addr = g_socket_get_local_address (sock1, &error);
g_assert_no_error (error);
g_socket_bind (sock2, addr, TRUE, &error);
g_assert_error (error, G_IO_ERROR, G_IO_ERROR_ADDRESS_IN_USE);
g_clear_error (&error);
g_object_unref (addr);
g_object_unref (sock1);
g_object_unref (sock2);
}
static void
test_reuse_udp (void)
{
GSocket *sock1, *sock2;
GError *error = NULL;
GInetAddress *iaddr;
GSocketAddress *addr;
sock1 = g_socket_new (G_SOCKET_FAMILY_IPV4,
G_SOCKET_TYPE_DATAGRAM,
G_SOCKET_PROTOCOL_DEFAULT,
&error);
g_assert_no_error (error);
iaddr = g_inet_address_new_loopback (G_SOCKET_FAMILY_IPV4);
addr = g_inet_socket_address_new (iaddr, 0);
g_object_unref (iaddr);
g_socket_bind (sock1, addr, TRUE, &error);
g_object_unref (addr);
g_assert_no_error (error);
sock2 = g_socket_new (G_SOCKET_FAMILY_IPV4,
G_SOCKET_TYPE_DATAGRAM,
G_SOCKET_PROTOCOL_DEFAULT,
&error);
g_assert_no_error (error);
addr = g_socket_get_local_address (sock1, &error);
g_assert_no_error (error);
g_socket_bind (sock2, addr, TRUE, &error);
g_object_unref (addr);
g_assert_no_error (error);
g_object_unref (sock1);
g_object_unref (sock2);
}
static void
test_get_available (gconstpointer user_data)
{
GSocketType socket_type = GPOINTER_TO_UINT (user_data);
GError *err = NULL;
GSocket *listener, *server, *client;
GInetAddress *addr;
GSocketAddress *saddr, *boundaddr;
gchar data[] = "0123456789abcdef";
gchar buf[34];
gssize nread;
listener = g_socket_new (G_SOCKET_FAMILY_IPV4,
socket_type,
G_SOCKET_PROTOCOL_DEFAULT,
&err);
g_assert_no_error (err);
g_assert_true (G_IS_SOCKET (listener));
client = g_socket_new (G_SOCKET_FAMILY_IPV4,
socket_type,
G_SOCKET_PROTOCOL_DEFAULT,
&err);
g_assert_no_error (err);
g_assert_true (G_IS_SOCKET (client));
if (socket_type == G_SOCKET_TYPE_STREAM)
{
g_socket_set_option (client, IPPROTO_TCP, TCP_NODELAY, TRUE, &err);
g_assert_no_error (err);
}
addr = g_inet_address_new_any (G_SOCKET_FAMILY_IPV4);
saddr = g_inet_socket_address_new (addr, 0);
g_socket_bind (listener, saddr, TRUE, &err);
g_assert_no_error (err);
g_object_unref (saddr);
g_object_unref (addr);
boundaddr = g_socket_get_local_address (listener, &err);
g_assert_no_error (err);
addr = g_inet_address_new_loopback (G_SOCKET_FAMILY_IPV4);
saddr = g_inet_socket_address_new (addr, g_inet_socket_address_get_port (G_INET_SOCKET_ADDRESS (boundaddr)));
g_object_unref (addr);
g_object_unref (boundaddr);
if (socket_type == G_SOCKET_TYPE_STREAM)
{
g_socket_listen (listener, &err);
g_assert_no_error (err);
g_socket_connect (client, saddr, NULL, &err);
g_assert_no_error (err);
server = g_socket_accept (listener, NULL, &err);
g_assert_no_error (err);
g_socket_set_blocking (server, FALSE);
g_object_unref (listener);
}
else
server = listener;
g_socket_send_to (client, saddr, data, sizeof (data), NULL, &err);
g_assert_no_error (err);
while (!g_socket_condition_wait (server, G_IO_IN, NULL, NULL))
;
g_assert_cmpint (g_socket_get_available_bytes (server), ==, sizeof (data));
g_socket_send_to (client, saddr, data, sizeof (data), NULL, &err);
g_assert_no_error (err);
/* We need to wait until the data has actually been copied into the
* server socket's buffers, but g_socket_condition_wait() won't help
* here since the socket is definitely already readable. So there's
* a race condition in checking its available bytes. In the TCP
* case, we poll for a bit until the new data shows up. In the UDP
* case, there's not much we can do, but at least the failure mode
* is passes-when-it-shouldn't, not fails-when-it-shouldn't.
*/
if (socket_type == G_SOCKET_TYPE_STREAM)
{
int tries;
for (tries = 0; tries < 100; tries++)
{
gssize res = g_socket_get_available_bytes (server);
if ((res == -1) || ((gsize) res > sizeof (data)))
break;
g_usleep (100000);
}
g_assert_cmpint (g_socket_get_available_bytes (server), ==, 2 * sizeof (data));
}
else
{
g_usleep (100000);
g_assert_cmpint (g_socket_get_available_bytes (server), ==, sizeof (data));
}
g_assert_cmpint (sizeof (buf), >=, 2 * sizeof (data));
nread = g_socket_receive (server, buf, sizeof (buf), NULL, &err);
g_assert_no_error (err);
if (socket_type == G_SOCKET_TYPE_STREAM)
{
g_assert_cmpint (nread, ==, 2 * sizeof (data));
g_assert_cmpint (g_socket_get_available_bytes (server), ==, 0);
}
else
{
g_assert_cmpint (nread, ==, sizeof (data));
g_assert_cmpint (g_socket_get_available_bytes (server), ==, sizeof (data));
}
nread = g_socket_receive (server, buf, sizeof (buf), NULL, &err);
if (socket_type == G_SOCKET_TYPE_STREAM)
{
g_assert_cmpint (nread, ==, -1);
g_assert_error (err, G_IO_ERROR, G_IO_ERROR_WOULD_BLOCK);
g_clear_error (&err);
}
else
{
g_assert_cmpint (nread, ==, sizeof (data));
g_assert_no_error (err);
}
g_assert_cmpint (g_socket_get_available_bytes (server), ==, 0);
g_socket_close (server, &err);
g_assert_no_error (err);
g_object_unref (saddr);
g_object_unref (server);
g_object_unref (client);
}
typedef struct {
GInputStream *is;
GOutputStream *os;
const guint8 *write_data;
guint8 *read_data;
} TestReadWriteData;
static gpointer
test_read_write_write_thread (gpointer user_data)
{
TestReadWriteData *data = user_data;
gsize bytes_written;
GError *error = NULL;
gboolean res;
res = g_output_stream_write_all (data->os, data->write_data, 1024, &bytes_written, NULL, &error);
g_assert_true (res);
g_assert_no_error (error);
g_assert_cmpint (bytes_written, ==, 1024);
return NULL;
}
static gpointer
test_read_write_read_thread (gpointer user_data)
{
TestReadWriteData *data = user_data;
gsize bytes_read;
GError *error = NULL;
gboolean res;
res = g_input_stream_read_all (data->is, data->read_data, 1024, &bytes_read, NULL, &error);
g_assert_true (res);
g_assert_no_error (error);
g_assert_cmpint (bytes_read, ==, 1024);
return NULL;
}
static gpointer
test_read_write_writev_thread (gpointer user_data)
{
TestReadWriteData *data = user_data;
gsize bytes_written;
GError *error = NULL;
gboolean res;
GOutputVector vectors[3];
vectors[0].buffer = data->write_data;
vectors[0].size = 256;
vectors[1].buffer = data->write_data + 256;
vectors[1].size = 256;
vectors[2].buffer = data->write_data + 512;
vectors[2].size = 512;
res = g_output_stream_writev_all (data->os, vectors, G_N_ELEMENTS (vectors), &bytes_written, NULL, &error);
g_assert_true (res);
g_assert_no_error (error);
g_assert_cmpint (bytes_written, ==, 1024);
return NULL;
}
/* test if normal read/write/writev via the GSocket*Streams works on TCP sockets */
static void
test_read_write (gconstpointer user_data)
{
gboolean writev = GPOINTER_TO_INT (user_data);
GError *err = NULL;
GSocket *listener, *server, *client;
GInetAddress *addr;
GSocketAddress *saddr, *boundaddr;
TestReadWriteData data;
guint8 data_write[1024], data_read[1024];
GSocketConnection *server_stream, *client_stream;
GThread *write_thread, *read_thread;
guint i;
listener = g_socket_new (G_SOCKET_FAMILY_IPV4,
G_SOCKET_TYPE_STREAM,
G_SOCKET_PROTOCOL_DEFAULT,
&err);
g_assert_no_error (err);
g_assert_true (G_IS_SOCKET (listener));
client = g_socket_new (G_SOCKET_FAMILY_IPV4,
G_SOCKET_TYPE_STREAM,
G_SOCKET_PROTOCOL_DEFAULT,
&err);
g_assert_no_error (err);
g_assert_true (G_IS_SOCKET (client));
addr = g_inet_address_new_any (G_SOCKET_FAMILY_IPV4);
saddr = g_inet_socket_address_new (addr, 0);
g_socket_bind (listener, saddr, TRUE, &err);
g_assert_no_error (err);
g_object_unref (saddr);
g_object_unref (addr);
boundaddr = g_socket_get_local_address (listener, &err);
g_assert_no_error (err);
g_socket_listen (listener, &err);
g_assert_no_error (err);
addr = g_inet_address_new_loopback (G_SOCKET_FAMILY_IPV4);
saddr = g_inet_socket_address_new (addr, g_inet_socket_address_get_port (G_INET_SOCKET_ADDRESS (boundaddr)));
g_object_unref (addr);
g_object_unref (boundaddr);
g_socket_connect (client, saddr, NULL, &err);
g_assert_no_error (err);
server = g_socket_accept (listener, NULL, &err);
g_assert_no_error (err);
g_socket_set_blocking (server, FALSE);
g_object_unref (listener);
server_stream = g_socket_connection_factory_create_connection (server);
g_assert_nonnull (server_stream);
client_stream = g_socket_connection_factory_create_connection (client);
g_assert_nonnull (client_stream);
for (i = 0; i < sizeof (data_write); i++)
data_write[i] = i;
data.is = g_io_stream_get_input_stream (G_IO_STREAM (server_stream));
data.os = g_io_stream_get_output_stream (G_IO_STREAM (client_stream));
data.read_data = data_read;
data.write_data = data_write;
if (writev)
write_thread = g_thread_new ("writer", test_read_write_writev_thread, &data);
else
write_thread = g_thread_new ("writer", test_read_write_write_thread, &data);
read_thread = g_thread_new ("reader", test_read_write_read_thread, &data);
g_thread_join (write_thread);
g_thread_join (read_thread);
g_assert_cmpmem (data_write, sizeof data_write, data_read, sizeof data_read);
g_socket_close (server, &err);
g_assert_no_error (err);
g_object_unref (server_stream);
g_object_unref (client_stream);
g_object_unref (saddr);
g_object_unref (server);
g_object_unref (client);
}
#ifdef SO_NOSIGPIPE
static void
test_nosigpipe (void)
{
GSocket *sock;
GError *error = NULL;
gint value;
sock = g_socket_new (AF_INET,
G_SOCKET_TYPE_STREAM,
G_SOCKET_PROTOCOL_DEFAULT,
&error);
g_assert_no_error (error);
g_socket_get_option (sock, SOL_SOCKET, SO_NOSIGPIPE, &value, &error);
g_assert_no_error (error);
g_assert_true (value);
g_object_unref (sock);
}
#endif
#if G_CREDENTIALS_SUPPORTED
static gpointer client_setup_thread (gpointer user_data);
static void
test_credentials_tcp_client (void)
{
const GSocketFamily family = G_SOCKET_FAMILY_IPV4;
IPTestData *data;
GError *error = NULL;
GSocket *client;
GSocketAddress *addr;
GCredentials *creds;
data = create_server (family, echo_server_thread, FALSE, &error);
if (error != NULL)
{
g_test_skip_printf ("Failed to create server: %s", error->message);
g_clear_error (&error);
return;
}
addr = g_socket_get_local_address (data->server, &error);
g_assert_no_error (error);
client = g_socket_new (family,
G_SOCKET_TYPE_STREAM,
G_SOCKET_PROTOCOL_DEFAULT,
&error);
g_assert_no_error (error);
g_socket_set_blocking (client, TRUE);
g_socket_set_timeout (client, 1);
g_socket_connect (client, addr, NULL, &error);
g_assert_no_error (error);
g_object_unref (addr);
creds = g_socket_get_credentials (client, &error);
if (creds != NULL)
{
gchar *str = g_credentials_to_string (creds);
g_test_message ("Supported on this OS: %s", str);
g_free (str);
g_clear_object (&creds);
}
else
{
g_assert_error (error, G_IO_ERROR, G_IO_ERROR_NOT_SUPPORTED);
g_test_message ("Unsupported on this OS: %s", error->message);
g_clear_error (&error);
}
g_socket_close (client, &error);
g_assert_no_error (error);
g_thread_join (data->thread);
g_socket_close (data->server, &error);
g_assert_no_error (error);
g_object_unref (client);
ip_test_data_free (data);
}
static void
test_credentials_tcp_server (void)
{
const GSocketFamily family = G_SOCKET_FAMILY_IPV4;
IPTestData *data;
GSocket *server;
GError *error = NULL;
GSocketAddress *addr = NULL;
GInetAddress *iaddr = NULL;
GSocket *sock = NULL;
GCredentials *creds;
data = g_slice_new0 (IPTestData);
data->family = family;
data->server = server = g_socket_new (family,
G_SOCKET_TYPE_STREAM,
G_SOCKET_PROTOCOL_DEFAULT,
&error);
if (error != NULL)
goto skip;
g_socket_set_blocking (server, TRUE);
iaddr = g_inet_address_new_loopback (family);
addr = g_inet_socket_address_new (iaddr, 0);
if (!g_socket_bind (server, addr, TRUE, &error))
goto skip;
if (!g_socket_listen (server, &error))
goto skip;
data->thread = g_thread_new ("client", client_setup_thread, data);
sock = g_socket_accept (server, NULL, &error);
g_assert_no_error (error);
creds = g_socket_get_credentials (sock, &error);
if (creds != NULL)
{
gchar *str = g_credentials_to_string (creds);
g_test_message ("Supported on this OS: %s", str);
g_free (str);
g_clear_object (&creds);
}
else
{
g_assert_error (error, G_IO_ERROR, G_IO_ERROR_NOT_SUPPORTED);
g_test_message ("Unsupported on this OS: %s", error->message);
g_clear_error (&error);
}
goto beach;
skip:
g_test_skip_printf ("Failed to create server: %s", error->message);
goto beach;
beach:
{
g_clear_error (&error);
g_clear_object (&sock);
g_clear_object (&addr);
g_clear_object (&iaddr);
g_clear_pointer (&data->thread, g_thread_join);
ip_test_data_free (data);
}
}
static gpointer
client_setup_thread (gpointer user_data)
{
IPTestData *data = user_data;
GSocketAddress *addr;
GSocket *client;
GError *error = NULL;
addr = g_socket_get_local_address (data->server, &error);
g_assert_no_error (error);
data->client = client = g_socket_new (data->family,
G_SOCKET_TYPE_STREAM,
G_SOCKET_PROTOCOL_DEFAULT,
&error);
g_assert_no_error (error);
g_socket_set_blocking (client, TRUE);
g_socket_set_timeout (client, 1);
g_socket_connect (client, addr, NULL, &error);
g_assert_no_error (error);
g_object_unref (addr);
return NULL;
}
#ifdef G_OS_WIN32
/*
* _g_win32_socketpair:
*
* Create a pair of connected sockets, similar to POSIX/BSD socketpair().
*
* Windows does not (yet) provide a socketpair() function. However, since the
* introduction of AF_UNIX sockets, it is possible to implement a fairly close
* function.
*/
static gint
_g_win32_socketpair (gint domain,
gint type,
gint protocol,
gint sv[2])
{
struct sockaddr_un addr = { 0, };
socklen_t socklen;
SOCKET listener = INVALID_SOCKET;
SOCKET client = INVALID_SOCKET;
SOCKET server = INVALID_SOCKET;
gchar *path = NULL;
wchar_t *path_utf16 = NULL;
int tmpfd, rv = -1;
u_long arg, br;
g_return_val_if_fail (sv != NULL, -1);
addr.sun_family = AF_UNIX;
socklen = sizeof (addr);
tmpfd = g_file_open_tmp (NULL, &path, NULL);
if (tmpfd == -1)
{
WSASetLastError (WSAEACCES);
goto out;
}
g_close (tmpfd, NULL);
if (strlen (path) >= sizeof (addr.sun_path))
{
WSASetLastError (WSAEACCES);
goto out;
}
strncpy (addr.sun_path, path, sizeof (addr.sun_path) - 1);
listener = socket (domain, type, protocol);
if (listener == INVALID_SOCKET)
goto out;
path_utf16 = g_utf8_to_utf16 (path, -1, NULL, NULL, NULL);
if (!path_utf16)
goto out;
if (DeleteFile (path_utf16) == 0)
{
if (GetLastError () != ERROR_FILE_NOT_FOUND)
goto out;
}
if (bind (listener, (struct sockaddr *) &addr, socklen) == SOCKET_ERROR)
goto out;
if (listen (listener, 1) == SOCKET_ERROR)
goto out;
client = socket (domain, type, protocol);
if (client == INVALID_SOCKET)
goto out;
arg = 1;
if (ioctlsocket (client, FIONBIO, &arg) == SOCKET_ERROR)
goto out;
if (connect (client, (struct sockaddr *) &addr, socklen) == SOCKET_ERROR &&
WSAGetLastError () != WSAEWOULDBLOCK)
goto out;
server = accept (listener, NULL, NULL);
if (server == INVALID_SOCKET)
goto out;
arg = 0;
if (ioctlsocket (client, FIONBIO, &arg) == SOCKET_ERROR)
goto out;
if (WSAIoctl (server, SIO_AF_UNIX_GETPEERPID,
NULL, 0U,
&arg, sizeof (arg), &br,
NULL, NULL) == SOCKET_ERROR || arg != GetCurrentProcessId ())
{
WSASetLastError (WSAEACCES);
goto out;
}
sv[0] = server;
server = INVALID_SOCKET;
sv[1] = client;
client = INVALID_SOCKET;
rv = 0;
out:
if (listener != INVALID_SOCKET)
closesocket (listener);
if (client != INVALID_SOCKET)
closesocket (client);
if (server != INVALID_SOCKET)
closesocket (server);
if (path_utf16)
DeleteFile (path_utf16);
g_free (path_utf16);
g_free (path);
return rv;
}
#endif /* G_OS_WIN32 */
static void
test_credentials_unix_socketpair (void)
{
gint fds[2];
gint status;
GSocket *sock[2];
GError *error = NULL;
GCredentials *creds;
#ifdef G_OS_WIN32
status = _g_win32_socketpair (PF_UNIX, SOCK_STREAM, 0, fds);
if (status != 0)
{
g_test_skip ("AF_UNIX not supported on this Windows system.");
return;
}
#else
status = socketpair (PF_UNIX, SOCK_STREAM, 0, fds);
#endif
g_assert_cmpint (status, ==, 0);
sock[0] = g_socket_new_from_fd (fds[0], &error);
g_assert_no_error (error);
sock[1] = g_socket_new_from_fd (fds[1], &error);
g_assert_no_error (error);
creds = g_socket_get_credentials (sock[0], &error);
if (creds != NULL)
{
gchar *str = g_credentials_to_string (creds);
g_test_message ("Supported on this OS: %s", str);
g_free (str);
g_clear_object (&creds);
}
else
{
g_assert_error (error, G_IO_ERROR, G_IO_ERROR_NOT_SUPPORTED);
g_test_message ("Unsupported on this OS: %s", error->message);
g_clear_error (&error);
}
g_object_unref (sock[0]);
g_object_unref (sock[1]);
}
#endif
static void
test_receive_bytes (void)
{
const GSocketFamily family = G_SOCKET_FAMILY_IPV4;
IPTestData *data;
GError *error = NULL;
GSocket *client;
GSocketAddress *addr;
gssize len;
GBytes *bytes = NULL;
gint64 time_start;
GCancellable *cancellable = NULL;
g_test_summary ("Test basic functionality of g_socket_receive_bytes()");
data = create_server (family, echo_server_thread, FALSE, &error);
if (error != NULL)
{
g_test_skip_printf ("Failed to create server: %s", error->message);
g_clear_error (&error);
return;
}
addr = g_socket_get_local_address (data->server, &error);
g_assert_no_error (error);
client = g_socket_new (family,
G_SOCKET_TYPE_STREAM,
G_SOCKET_PROTOCOL_DEFAULT,
&error);
g_assert_no_error (error);
g_socket_set_blocking (client, TRUE);
g_socket_set_timeout (client, 10);
g_socket_connect (client, addr, NULL, &error);
g_assert_no_error (error);
g_object_unref (addr);
/* Send something. */
len = g_socket_send (client, "hello", strlen ("hello"), NULL, &error);
g_assert_no_error (error);
g_assert_cmpint (len, ==, strlen ("hello"));
/* And receive it back again. */
bytes = g_socket_receive_bytes (client, 5, -1, NULL, &error);
g_assert_no_error (error);
g_assert_nonnull (bytes);
g_assert_cmpuint (g_bytes_get_size (bytes), ==, 5);
g_assert_cmpmem (g_bytes_get_data (bytes, NULL), 5, "hello", 5);
g_bytes_unref (bytes);
/* Try again with a receive buffer which is bigger than the sent bytes, to
* test sub-buffer handling. */
len = g_socket_send (client, "hello", strlen ("hello"), NULL, &error);
g_assert_no_error (error);
g_assert_cmpint (len, ==, strlen ("hello"));
/* And receive it back again. */
bytes = g_socket_receive_bytes (client, 500, -1, NULL, &error);
g_assert_no_error (error);
g_assert_nonnull (bytes);
g_assert_cmpuint (g_bytes_get_size (bytes), ==, 5);
g_assert_cmpmem (g_bytes_get_data (bytes, NULL), 5, "hello", 5);
g_bytes_unref (bytes);
/* Try receiving when there’s nothing to receive, with a timeout. This should
* be the per-operation timeout, not the socket’s overall timeout */
time_start = g_get_real_time ();
bytes = g_socket_receive_bytes (client, 500, 10, NULL, &error);
g_assert_error (error, G_IO_ERROR, G_IO_ERROR_TIMED_OUT);
g_assert_null (bytes);
g_assert_cmpint (g_get_real_time () - time_start, <, g_socket_get_timeout (client) * G_USEC_PER_SEC);
g_clear_error (&error);
/* And try receiving when already cancelled. */
cancellable = g_cancellable_new ();
g_cancellable_cancel (cancellable);
bytes = g_socket_receive_bytes (client, 500, -1, cancellable, &error);
g_assert_error (error, G_IO_ERROR, G_IO_ERROR_CANCELLED);
g_assert_null (bytes);
g_clear_error (&error);
g_clear_object (&cancellable);
/* Tidy up. */
g_socket_close (client, &error);
g_assert_no_error (error);
g_cancellable_cancel (data->cancellable);
g_thread_join (data->thread);
g_socket_close (data->server, &error);
g_assert_no_error (error);
g_object_unref (client);
ip_test_data_free (data);
}
static void
test_receive_bytes_from (void)
{
const GSocketFamily family = G_SOCKET_FAMILY_IPV4;
IPTestData *data;
GError *error = NULL;
GSocket *client;
GSocketAddress *dest_addr = NULL, *sender_addr = NULL;
gssize len;
GBytes *bytes = NULL;
gint64 time_start;
GCancellable *cancellable = NULL;
g_test_summary ("Test basic functionality of g_socket_receive_bytes_from()");
data = create_server_full (family, G_SOCKET_TYPE_DATAGRAM,
echo_server_dgram_thread, FALSE, &error);
if (error != NULL)
{
g_test_skip_printf ("Failed to create server: %s", error->message);
g_clear_error (&error);
return;
}
dest_addr = g_socket_get_local_address (data->server, &error);
g_assert_no_error (error);
client = g_socket_new (family,
G_SOCKET_TYPE_DATAGRAM,
G_SOCKET_PROTOCOL_DEFAULT,
&error);
g_assert_no_error (error);
g_socket_set_blocking (client, TRUE);
g_socket_set_timeout (client, 10);
/* Send something. */
len = g_socket_send_to (client, dest_addr, "hello", strlen ("hello"), NULL, &error);
g_assert_no_error (error);
g_assert_cmpint (len, ==, strlen ("hello"));
/* And receive it back again. */
bytes = g_socket_receive_bytes_from (client, &sender_addr, 5, -1, NULL, &error);
g_assert_no_error (error);
g_assert_nonnull (bytes);
g_assert_cmpuint (g_bytes_get_size (bytes), ==, 5);
g_assert_cmpmem (g_bytes_get_data (bytes, NULL), 5, "hello", 5);
g_assert_nonnull (sender_addr);
g_clear_object (&sender_addr);
g_bytes_unref (bytes);
/* Try again with a receive buffer which is bigger than the sent bytes, to
* test sub-buffer handling. */
len = g_socket_send_to (client, dest_addr, "hello", strlen ("hello"), NULL, &error);
g_assert_no_error (error);
g_assert_cmpint (len, ==, strlen ("hello"));
/* And receive it back again. */
bytes = g_socket_receive_bytes_from (client, NULL, 500, -1, NULL, &error);
g_assert_no_error (error);
g_assert_nonnull (bytes);
g_assert_cmpuint (g_bytes_get_size (bytes), ==, 5);
g_assert_cmpmem (g_bytes_get_data (bytes, NULL), 5, "hello", 5);
g_bytes_unref (bytes);
/* Try receiving when there’s nothing to receive, with a timeout. This should
* be the per-operation timeout, not the socket’s overall timeout */
time_start = g_get_real_time ();
bytes = g_socket_receive_bytes_from (client, &sender_addr, 500, 10, NULL, &error);
g_assert_error (error, G_IO_ERROR, G_IO_ERROR_TIMED_OUT);
g_assert_null (bytes);
g_assert_null (sender_addr);
g_assert_cmpint (g_get_real_time () - time_start, <, g_socket_get_timeout (client) * G_USEC_PER_SEC);
g_clear_error (&error);
/* And try receiving when already cancelled. */
cancellable = g_cancellable_new ();
g_cancellable_cancel (cancellable);
bytes = g_socket_receive_bytes_from (client, &sender_addr, 500, -1, cancellable, &error);
g_assert_error (error, G_IO_ERROR, G_IO_ERROR_CANCELLED);
g_assert_null (bytes);
g_assert_null (sender_addr);
g_clear_error (&error);
g_clear_object (&cancellable);
/* Tidy up. */
g_socket_close (client, &error);
g_assert_no_error (error);
g_cancellable_cancel (data->cancellable);
g_thread_join (data->thread);
g_socket_close (data->server, &error);
g_assert_no_error (error);
g_object_unref (client);
ip_test_data_free (data);
}
int
main (int argc,
char *argv[])
{
GSocket *sock;
GError *error = NULL;
g_test_init (&argc, &argv, NULL);
sock = g_socket_new (G_SOCKET_FAMILY_IPV6,
G_SOCKET_TYPE_STREAM,
G_SOCKET_PROTOCOL_DEFAULT,
&error);
if (sock != NULL)
{
ipv6_supported = TRUE;
g_object_unref (sock);
}
else
{
g_assert_error (error, G_IO_ERROR, G_IO_ERROR_NOT_SUPPORTED);
g_clear_error (&error);
}
g_test_add_func ("/socket/ipv4_sync", test_ipv4_sync);
g_test_add_func ("/socket/ipv4_async", test_ipv4_async);
g_test_add_func ("/socket/ipv6_sync", test_ipv6_sync);
g_test_add_func ("/socket/ipv6_async", test_ipv6_async);
g_test_add_func ("/socket/ipv4_sync/datagram", test_ipv4_sync_dgram);
g_test_add_func ("/socket/ipv4_sync/datagram/timeouts", test_ipv4_sync_dgram_timeouts);
g_test_add_func ("/socket/ipv6_sync/datagram", test_ipv6_sync_dgram);
g_test_add_func ("/socket/ipv6_sync/datagram/timeouts", test_ipv6_sync_dgram_timeouts);
#if defined (IPPROTO_IPV6) && defined (IPV6_V6ONLY)
g_test_add_func ("/socket/ipv6_v4mapped", test_ipv6_v4mapped);
#endif
g_test_add_func ("/socket/close_graceful", test_close_graceful);
g_test_add_func ("/socket/timed_wait", test_timed_wait);
g_test_add_func ("/socket/fd_reuse", test_fd_reuse);
g_test_add_func ("/socket/address", test_sockaddr);
g_test_add_func ("/socket/unix-from-fd", test_unix_from_fd);
g_test_add_func ("/socket/unix-connection", test_unix_connection);
#ifdef G_OS_UNIX
g_test_add_func ("/socket/unix-connection-ancillary-data", test_unix_connection_ancillary_data);
#endif
#ifdef G_OS_WIN32
g_test_add_func ("/socket/win32-handle-not-socket", test_handle_not_socket);
#endif
g_test_add_func ("/socket/source-postmortem", test_source_postmortem);
g_test_add_func ("/socket/reuse/tcp", test_reuse_tcp);
g_test_add_func ("/socket/reuse/udp", test_reuse_udp);
g_test_add_data_func ("/socket/get_available/datagram", GUINT_TO_POINTER (G_SOCKET_TYPE_DATAGRAM),
test_get_available);
g_test_add_data_func ("/socket/get_available/stream", GUINT_TO_POINTER (G_SOCKET_TYPE_STREAM),
test_get_available);
g_test_add_data_func ("/socket/read_write", GUINT_TO_POINTER (FALSE),
test_read_write);
g_test_add_data_func ("/socket/read_writev", GUINT_TO_POINTER (TRUE),
test_read_write);
#ifdef SO_NOSIGPIPE
g_test_add_func ("/socket/nosigpipe", test_nosigpipe);
#endif
#if G_CREDENTIALS_SUPPORTED
g_test_add_func ("/socket/credentials/tcp_client", test_credentials_tcp_client);
g_test_add_func ("/socket/credentials/tcp_server", test_credentials_tcp_server);
g_test_add_func ("/socket/credentials/unix_socketpair", test_credentials_unix_socketpair);
#endif
g_test_add_func ("/socket/receive_bytes", test_receive_bytes);
g_test_add_func ("/socket/receive_bytes_from", test_receive_bytes_from);
return g_test_run();
}
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