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Diffstat (limited to 'src/util/test_connection.c')
| -rw-r--r-- | src/util/test_connection.c | 208 |
1 files changed, 208 insertions, 0 deletions
diff --git a/src/util/test_connection.c b/src/util/test_connection.c new file mode 100644 index 0000000..cb69f40 --- /dev/null +++ b/src/util/test_connection.c @@ -0,0 +1,208 @@ +/* + 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_common.h" +#include "gnunet_connection_lib.h" +#include "gnunet_scheduler_lib.h" +#include "gnunet_time_lib.h" + +#define VERBOSE GNUNET_NO + +#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_NETWORK_socket_bind + (desc, (const struct sockaddr *) &sa, + sizeof (sa)) == GNUNET_OK); + 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; + +#if VERBOSE + GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Receive validates incoming data\n"); +#endif + GNUNET_assert (buf != NULL); /* no timeout */ + if (0 == memcmp (&"Hello World"[sofar], buf, available)) + sofar += available; + if (sofar < 12) + { +#if VERBOSE + GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Receive needs more data\n"); +#endif + GNUNET_CONNECTION_receive (asock, 1024, + GNUNET_TIME_relative_multiply + (GNUNET_TIME_UNIT_SECONDS, 5), &receive_check, + cls); + } + else + { +#if VERBOSE + GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Receive closes accepted socket\n"); +#endif + *ok = 0; + GNUNET_CONNECTION_destroy (asock, GNUNET_YES); + } +} + + +static void +run_accept (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc) +{ +#if VERBOSE + GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Test accepts connection\n"); +#endif + asock = GNUNET_CONNECTION_create_from_accept (NULL, NULL, ls); + GNUNET_assert (asock != NULL); + GNUNET_assert (GNUNET_YES == GNUNET_CONNECTION_check (asock)); +#if VERBOSE + GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Test destroys listen socket\n"); +#endif + GNUNET_CONNECTION_destroy (lsock, GNUNET_YES); +#if VERBOSE + GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, + "Test asks to receive on accepted socket\n"); +#endif + 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) +{ +#if VERBOSE + GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, + "Test prepares to transmit on connect socket\n"); +#endif + GNUNET_assert (size >= 12); + strcpy ((char *) buf, "Hello World"); +#if VERBOSE + GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Test destroys client socket\n"); +#endif + GNUNET_CONNECTION_destroy (csock, GNUNET_YES); + 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); +#if VERBOSE + GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Test asks for write notification\n"); +#endif + GNUNET_assert (NULL != + GNUNET_CONNECTION_notify_transmit_ready (csock, 12, + GNUNET_TIME_UNIT_SECONDS, + &make_hello, NULL)); +#if VERBOSE + GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Test prepares to accept\n"); +#endif + GNUNET_SCHEDULER_add_read_net (GNUNET_TIME_UNIT_FOREVER_REL, ls, &run_accept, + cls); +} + + +/** + * Main method, starts scheduler with task , + * checks that "ok" is correct at the end. + */ +static int +check () +{ + int ok; + + 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; +} + + + +int +main (int argc, char *argv[]) +{ + int ret = 0; + + GNUNET_log_setup ("test_connection", +#if VERBOSE + "DEBUG", +#else + "WARNING", +#endif + NULL); + ret += check (); + return ret; +} + +/* end of test_connection.c */ |