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- /*
- This file is part of GNUnet.
- (C) 2009 Christian Grothoff (and other contributing authors)
- GNUnet is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published
- by the Free Software Foundation; either version 3, or (at your
- option) any later version.
- GNUnet 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
- General Public License for more details.
- You should have received a copy of the GNU General Public License
- along with GNUnet; see the file COPYING. If not, write to the
- Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA.
- */
- /**
- * @file util/test_connection.c
- * @brief tests for connection.c
- */
- #include "platform.h"
- #include "gnunet_util_lib.h"
- #define PORT 12435
- static struct GNUNET_CONNECTION_Handle *csock;
- static struct GNUNET_CONNECTION_Handle *asock;
- static struct GNUNET_CONNECTION_Handle *lsock;
- static size_t sofar;
- static struct GNUNET_NETWORK_Handle *ls;
- static struct GNUNET_CONFIGURATION_Handle *cfg;
- /**
- * Create and initialize a listen socket for the server.
- *
- * @return -1 on error, otherwise the listen socket
- */
- static struct GNUNET_NETWORK_Handle *
- open_listen_socket ()
- {
- const static int on = 1;
- struct sockaddr_in sa;
- struct GNUNET_NETWORK_Handle *desc;
- memset (&sa, 0, sizeof (sa));
- #if HAVE_SOCKADDR_IN_SIN_LEN
- sa.sin_len = sizeof (sa);
- #endif
- sa.sin_port = htons (PORT);
- sa.sin_family = AF_INET;
- desc = GNUNET_NETWORK_socket_create (AF_INET, SOCK_STREAM, 0);
- GNUNET_assert (desc != NULL);
- if (GNUNET_NETWORK_socket_setsockopt
- (desc, SOL_SOCKET, SO_REUSEADDR, &on, sizeof (on)) != GNUNET_OK)
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK, "setsockopt");
- GNUNET_assert (GNUNET_OK ==
- GNUNET_NETWORK_socket_bind (desc, (const struct sockaddr *) &sa,
- sizeof (sa)));
- GNUNET_NETWORK_socket_listen (desc, 5);
- return desc;
- }
- static void
- receive_check (void *cls, const void *buf, size_t available,
- const struct sockaddr *addr, socklen_t addrlen, int errCode)
- {
- int *ok = cls;
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Receive validates incoming data\n");
- GNUNET_assert (buf != NULL); /* no timeout */
- if (0 == memcmp (&"Hello World"[sofar], buf, available))
- sofar += available;
- if (sofar < 12)
- {
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Receive needs more data\n");
- GNUNET_CONNECTION_receive (asock, 1024,
- GNUNET_TIME_relative_multiply
- (GNUNET_TIME_UNIT_SECONDS, 5), &receive_check,
- cls);
- }
- else
- {
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Receive closes accepted socket\n");
- *ok = 0;
- GNUNET_CONNECTION_destroy (asock);
- GNUNET_CONNECTION_destroy (csock);
- }
- }
- static void
- run_accept (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
- {
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Test accepts connection\n");
- asock = GNUNET_CONNECTION_create_from_accept (NULL, NULL, ls);
- GNUNET_assert (asock != NULL);
- GNUNET_assert (GNUNET_YES == GNUNET_CONNECTION_check (asock));
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Test destroys listen socket\n");
- GNUNET_CONNECTION_destroy (lsock);
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Test asks to receive on accepted socket\n");
- GNUNET_CONNECTION_receive (asock, 1024,
- GNUNET_TIME_relative_multiply
- (GNUNET_TIME_UNIT_SECONDS, 5), &receive_check,
- cls);
- }
- static size_t
- make_hello (void *cls, size_t size, void *buf)
- {
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Test prepares to transmit on connect socket\n");
- GNUNET_assert (size >= 12);
- strcpy ((char *) buf, "Hello World");
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Test destroys client socket\n");
- return 12;
- }
- static void
- task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
- {
- ls = open_listen_socket ();
- lsock = GNUNET_CONNECTION_create_from_existing (ls);
- GNUNET_assert (lsock != NULL);
- csock = GNUNET_CONNECTION_create_from_connect (cfg, "localhost", PORT);
- GNUNET_assert (csock != NULL);
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Test asks for write notification\n");
- GNUNET_assert (NULL !=
- GNUNET_CONNECTION_notify_transmit_ready (csock, 12,
- GNUNET_TIME_UNIT_SECONDS,
- &make_hello, NULL));
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Test prepares to accept\n");
- GNUNET_SCHEDULER_add_read_net (GNUNET_TIME_UNIT_FOREVER_REL, ls, &run_accept,
- cls);
- }
- int
- main (int argc, char *argv[])
- {
- int ok;
- GNUNET_log_setup ("test_connection",
- "WARNING",
- NULL);
- ok = 1;
- cfg = GNUNET_CONFIGURATION_create ();
- GNUNET_CONFIGURATION_set_value_string (cfg, "resolver", "HOSTNAME",
- "localhost");
- GNUNET_SCHEDULER_run (&task, &ok);
- GNUNET_CONFIGURATION_destroy (cfg);
- return ok;
- }
- /* end of test_connection.c */
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