test-case for cores send-to-self-feature

1 files changed, 167 insertions, 0 deletions

diff --git a/src/core/test_core_api_send_to_self.c b/src/core/test_core_api_send_to_self.c
new file mode 100644
index 000000000..bf2697eec
--- /dev/null
+++ b/src/core/test_core_api_send_to_self.c
@@ -0,0 +1,167 @@
+/*
+     This file is part of GNUnet.
+     (C) 2010 Christian Grothoff
+
+     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 core/test_core_api_send_to_self.c
+ * @brief
+ * @author Philipp Toelke
+ */
+#include <platform.h>
+#include <gnunet_common.h>
+#include <gnunet_program_lib.h>
+#include <gnunet_protocols.h>
+#include <gnunet_core_service.h>
+#include <gnunet_constants.h>
+
+/**
+ * Final status code.
+ */
+static int ret;
+
+/**
+ * The handle to core
+ */
+static struct GNUNET_CORE_Handle *core_handle;
+
+/**
+ * Function scheduled as very last function, cleans up after us
+ */
+static void
+cleanup (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tskctx)
+{
+  GNUNET_assert (0 != (tskctx->reason & GNUNET_SCHEDULER_REASON_SHUTDOWN));
+
+  if (core_handle != NULL)
+    {
+      GNUNET_CORE_disconnect (core_handle);
+      core_handle = NULL;
+    }
+}
+
+static struct GNUNET_PeerIdentity myself;
+
+struct GNUNET_CORE_Handle *core;
+
+static int
+receive(void* cls, const struct GNUNET_PeerIdentity* other, const struct GNUNET_MessageHeader* message, const struct GNUNET_TRANSPORT_ATS_Information* atsi)
+{
+  GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, "Received message from peer %s\n", GNUNET_i2s(other));
+  return GNUNET_OK;
+}
+
+static size_t
+send_message (void* cls, size_t size, void* buf)
+{
+  if (size == 0 || buf == NULL)
+    {
+      GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, "Could not send; got 0 buffer\n");
+      return 0;
+    }
+  GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, "Sending!\n");
+  struct GNUNET_MessageHeader *hdr = buf;
+  hdr->size = htons(sizeof(struct GNUNET_MessageHeader));
+  hdr->type = htons(GNUNET_MESSAGE_TYPE_SERVICE_UDP);
+  return ntohs(hdr->size);
+}
+
+static void
+init (void *cls, struct GNUNET_CORE_Handle *core,
+      const struct GNUNET_PeerIdentity *my_identity,
+      const struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded *pk)
+{
+  if (core == NULL)
+    {
+      GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Could NOT connect to CORE;\n");
+      return;
+    }
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+              "Correctly connected to CORE; we are the peer %s.\n",
+              GNUNET_i2s (my_identity));
+  memcpy (&myself, my_identity, sizeof (struct GNUNET_PeerIdentity));
+}
+
+static void
+connect_cb (void *cls, const struct GNUNET_PeerIdentity *peer,
+            const struct GNUNET_TRANSPORT_ATS_Information *atsi)
+{
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Connected to peer %s.\n",
+              GNUNET_i2s (peer));
+  if (0 == memcmp (peer, &myself, sizeof (struct GNUNET_PeerIdentity)))
+    {
+      GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+                  "Connected to myself; sending message!\n");
+      GNUNET_CORE_notify_transmit_ready (core,
+                                         0, GNUNET_TIME_UNIT_FOREVER_REL,
+                                         peer,
+                                         sizeof (struct GNUNET_MessageHeader),
+                                         send_message, NULL);
+    }
+}
+
+
+/**
+ * Main function that will be run by the scheduler.
+ *
+ * @param cls closure
+ * @param args remaining command-line arguments
+ * @param cfgfile name of the configuration file used (for saving, can be NULL!)
+ * @param cfg configuration
+ */
+static void
+run (void *cls,
+     char *const *args,
+     const char *cfgfile, const struct GNUNET_CONFIGURATION_Handle *cfg_)
+{
+  const static struct GNUNET_CORE_MessageHandler handlers[] = {
+    {receive, GNUNET_MESSAGE_TYPE_SERVICE_UDP, 0},
+    {NULL, 0, 0}
+  };
+  core = GNUNET_CORE_connect (cfg_,
+                              42,
+                              NULL,
+                              init,
+                              connect_cb,
+                              NULL, NULL, NULL, 0, NULL, 0, handlers);
+  GNUNET_SCHEDULER_add_delayed(GNUNET_TIME_UNIT_FOREVER_REL, &cleanup, cls);
+}
+
+/**
+ * The main function to obtain template from gnunetd.
+ *
+ * @param argc number of arguments from the command line
+ * @param argv command line arguments
+ * @return 0 ok, 1 on error
+ */
+int
+main (int argc, char *const *argv)
+{
+  static const struct GNUNET_GETOPT_CommandLineOption options[] = {
+    GNUNET_GETOPT_OPTION_END
+  };
+
+  return (GNUNET_OK ==
+          GNUNET_PROGRAM_run (argc,
+                              argv,
+                              "test_core_api_send_to_self",
+                              gettext_noop ("help text"),
+                              options, &run, NULL)) ? ret : 1;
+}
+
+/* end of test_core_api_send_to_self.c */