1 files changed, 109 insertions, 0 deletions

diff --git a/src/service/messenger/gnunet-service-messenger_message_kind.c b/src/service/messenger/gnunet-service-messenger_message_kind.c
new file mode 100644
index 000000000..0cc3afeaf
--- /dev/null
+++ b/src/service/messenger/gnunet-service-messenger_message_kind.c
@@ -0,0 +1,109 @@
+/*
+   This file is part of GNUnet.
+   Copyright (C) 2020--2023 GNUnet e.V.
+
+   GNUnet is free software: you can redistribute it and/or modify it
+   under the terms of the GNU Affero General Public License as published
+   by the Free Software Foundation, either version 3 of the License,
+   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
+   Affero General Public License for more details.
+
+   You should have received a copy of the GNU Affero General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+   SPDX-License-Identifier: AGPL3.0-or-later
+ */
+/**
+ * @author Tobias Frisch
+ * @file src/messenger/gnunet-service-messenger_message_kind.c
+ * @brief GNUnet MESSENGER service
+ */
+
+#include "platform.h"
+#include "gnunet-service-messenger_message_kind.h"
+
+#include "messenger_api_util.h"
+
+struct GNUNET_MESSENGER_Message*
+create_message_info (struct GNUNET_MESSENGER_Service *service)
+{
+  if (! service)
+    return NULL;
+
+  struct GNUNET_MESSENGER_Message *message = create_message (
+    GNUNET_MESSENGER_KIND_INFO);
+
+  if (! message)
+    return NULL;
+
+  message->body.info.messenger_version = GNUNET_MESSENGER_VERSION;
+
+  return message;
+}
+
+
+struct GNUNET_MESSENGER_Message*
+create_message_peer (struct GNUNET_MESSENGER_Service *service)
+{
+  if (! service)
+    return NULL;
+
+  struct GNUNET_MESSENGER_Message *message = create_message (
+    GNUNET_MESSENGER_KIND_PEER);
+
+  if (! message)
+    return NULL;
+
+  if (GNUNET_OK == get_service_peer_identity (service,
+                                              &(message->body.peer.peer)))
+    return message;
+  else
+  {
+    destroy_message (message);
+    return NULL;
+  }
+}
+
+
+struct GNUNET_MESSENGER_Message*
+create_message_miss (const struct GNUNET_PeerIdentity *peer)
+{
+  if (! peer)
+    return NULL;
+
+  struct GNUNET_MESSENGER_Message *message = create_message (
+    GNUNET_MESSENGER_KIND_MISS);
+
+  if (! message)
+  {
+    return NULL;
+  }
+
+  GNUNET_memcpy (&(message->body.miss.peer), peer, sizeof(struct
+                                                          GNUNET_PeerIdentity));
+
+  return message;
+}
+
+
+struct GNUNET_MESSENGER_Message*
+create_message_merge (const struct GNUNET_HashCode *previous)
+{
+  if (! previous)
+    return NULL;
+
+  struct GNUNET_MESSENGER_Message *message = create_message (
+    GNUNET_MESSENGER_KIND_MERGE);
+
+  if (! message)
+    return NULL;
+
+  GNUNET_memcpy (&(message->body.merge.previous), previous, sizeof(struct
+                                                                   GNUNET_HashCode));
+
+  return message;
+}