Imported Upstream version 0.9.2upstream/0.9.2

1 files changed, 210 insertions, 0 deletions

diff --git a/src/util/test_client.c b/src/util/test_client.c
new file mode 100644
index 0000000..f9d961a
--- /dev/null
+++ b/src/util/test_client.c
@@ -0,0 +1,210 @@
+/*
+     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_client.c
+ * @brief tests for client.c
+ */
+#include "platform.h"
+#include "gnunet_common.h"
+#include "gnunet_client_lib.h"
+#include "gnunet_configuration_lib.h"
+#include "gnunet_scheduler_lib.h"
+#include "gnunet_server_lib.h"
+#include "gnunet_time_lib.h"
+
+#define VERBOSE GNUNET_NO
+
+#define PORT 14325
+
+#define MYNAME "test_client"
+
+static struct GNUNET_CLIENT_Connection *client;
+
+static struct GNUNET_SERVER_Handle *server;
+
+static struct GNUNET_CONFIGURATION_Handle *cfg;
+
+#define MY_TYPE 130
+
+struct CopyContext
+{
+  struct GNUNET_SERVER_Client *client;
+  struct GNUNET_MessageHeader *cpy;
+};
+
+static size_t
+copy_msg (void *cls, size_t size, void *buf)
+{
+  struct CopyContext *ctx = cls;
+  struct GNUNET_MessageHeader *cpy = ctx->cpy;
+
+  GNUNET_assert (sizeof (struct GNUNET_MessageHeader) == ntohs (cpy->size));
+  GNUNET_assert (size >= ntohs (cpy->size));
+  memcpy (buf, cpy, ntohs (cpy->size));
+  GNUNET_SERVER_receive_done (ctx->client, GNUNET_OK);
+  GNUNET_free (cpy);
+  GNUNET_free (ctx);
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Message bounced back to client\n");
+  return sizeof (struct GNUNET_MessageHeader);
+}
+
+
+/**
+ * Callback that just bounces the message back to the sender.
+ */
+static void
+echo_cb (void *cls, struct GNUNET_SERVER_Client *client,
+         const struct GNUNET_MessageHeader *message)
+{
+  struct CopyContext *cc;
+  struct GNUNET_MessageHeader *cpy;
+
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+              "Receiving message from client, bouncing back\n");
+  GNUNET_assert (sizeof (struct GNUNET_MessageHeader) == ntohs (message->size));
+  cc = GNUNET_malloc (sizeof (struct CopyContext));
+  cc->client = client;
+  cpy = GNUNET_malloc (ntohs (message->size));
+  memcpy (cpy, message, ntohs (message->size));
+  cc->cpy = cpy;
+  GNUNET_assert (NULL !=
+                 GNUNET_SERVER_notify_transmit_ready (client,
+                                                      ntohs (message->size),
+                                                      GNUNET_TIME_UNIT_SECONDS,
+                                                      &copy_msg, cc));
+}
+
+
+static struct GNUNET_SERVER_MessageHandler handlers[] = {
+  {&echo_cb, NULL, MY_TYPE, sizeof (struct GNUNET_MessageHeader)},
+  {NULL, NULL, 0, 0}
+};
+
+
+static void
+recv_bounce (void *cls, const struct GNUNET_MessageHeader *got)
+{
+  int *ok = cls;
+  struct GNUNET_MessageHeader msg;
+
+  GNUNET_assert (got != NULL);  /* timeout */
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Receiving bounce, checking content\n");
+  msg.type = htons (MY_TYPE);
+  msg.size = htons (sizeof (struct GNUNET_MessageHeader));
+  GNUNET_assert (0 == memcmp (got, &msg, sizeof (struct GNUNET_MessageHeader)));
+  GNUNET_CLIENT_disconnect (client, GNUNET_YES);
+  client = NULL;
+  GNUNET_SERVER_destroy (server);
+  server = NULL;
+  *ok = 0;
+}
+
+
+static size_t
+make_msg (void *cls, size_t size, void *buf)
+{
+  struct GNUNET_MessageHeader *msg = buf;
+
+  GNUNET_assert (size >= sizeof (struct GNUNET_MessageHeader));
+  msg->type = htons (MY_TYPE);
+  msg->size = htons (sizeof (struct GNUNET_MessageHeader));
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Creating message for transmission\n");
+  return sizeof (struct GNUNET_MessageHeader);
+}
+
+
+static void
+task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
+{
+  struct sockaddr_in sa;
+  struct sockaddr *sap[2];
+  socklen_t slens[2];
+
+  sap[0] = (struct sockaddr *) &sa;
+  slens[0] = sizeof (sa);
+  sap[1] = NULL;
+  slens[1] = 0;
+  memset (&sa, 0, sizeof (sa));
+#if HAVE_SOCKADDR_IN_SIN_LEN
+  sa.sin_len = sizeof (sa);
+#endif
+  sa.sin_family = AF_INET;
+  sa.sin_port = htons (PORT);
+  server =
+      GNUNET_SERVER_create (NULL, NULL, sap, slens,
+                            GNUNET_TIME_relative_multiply
+                            (GNUNET_TIME_UNIT_MILLISECONDS, 10000), GNUNET_NO);
+  GNUNET_assert (server != NULL);
+  handlers[0].callback_cls = cls;
+  handlers[1].callback_cls = cls;
+  GNUNET_SERVER_add_handlers (server, handlers);
+  client = GNUNET_CLIENT_connect (MYNAME, cfg);
+  GNUNET_assert (client != NULL);
+  GNUNET_assert (NULL !=
+                 GNUNET_CLIENT_notify_transmit_ready (client,
+                                                      sizeof (struct
+                                                              GNUNET_MessageHeader),
+                                                      GNUNET_TIME_UNIT_SECONDS,
+                                                      GNUNET_NO, &make_msg,
+                                                      NULL));
+  GNUNET_CLIENT_receive (client, &recv_bounce, cls,
+                         GNUNET_TIME_relative_multiply
+                         (GNUNET_TIME_UNIT_MILLISECONDS, 10000));
+}
+
+
+/**
+ * Main method, starts scheduler with task1,
+ * checks that "ok" is correct at the end.
+ */
+static int
+check ()
+{
+  int ok;
+
+  cfg = GNUNET_CONFIGURATION_create ();
+  GNUNET_CONFIGURATION_set_value_number (cfg, MYNAME, "PORT", PORT);
+  GNUNET_CONFIGURATION_set_value_string (cfg, MYNAME, "HOSTNAME", "localhost");
+  GNUNET_CONFIGURATION_set_value_string (cfg, "resolver", "HOSTNAME",
+                                         "localhost");
+  ok = 1;
+  GNUNET_SCHEDULER_run (&task, &ok);
+  GNUNET_CONFIGURATION_destroy (cfg);
+  return ok;
+}
+
+int
+main (int argc, char *argv[])
+{
+  int ret = 0;
+
+  GNUNET_log_setup ("test_client",
+#if VERBOSE
+                    "DEBUG",
+#else
+                    "WARNING",
+#endif
+                    NULL);
+  ret += check ();
+
+  return ret;
+}
+
+/* end of test_client.c */