1 files changed, 96 insertions, 0 deletions

diff --git a/src/messenger/gnunet-service-messenger_contact.c b/src/messenger/gnunet-service-messenger_contact.c
new file mode 100644
index 000000000..1ec125402
--- /dev/null
+++ b/src/messenger/gnunet-service-messenger_contact.c
@@ -0,0 +1,96 @@
+/*
+   This file is part of GNUnet.
+   Copyright (C) 2020 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_contact.c
+ * @brief GNUnet MESSENGER service
+ */
+
+#include "gnunet-service-messenger_contact.h"
+
+struct GNUNET_MESSENGER_SrvContact*
+create_contact (const struct GNUNET_IDENTITY_PublicKey *key)
+{
+  struct GNUNET_MESSENGER_SrvContact *contact = GNUNET_new(struct GNUNET_MESSENGER_SrvContact);
+
+  contact->name = NULL;
+  contact->rc = 0;
+
+  GNUNET_memcpy(&(contact->public_key), key, sizeof(contact->public_key));
+
+  return contact;
+}
+
+void
+destroy_contact (struct GNUNET_MESSENGER_SrvContact *contact)
+{
+  if (contact->name)
+    GNUNET_free(contact->name);
+
+  GNUNET_free(contact);
+}
+
+const char*
+get_contact_name (const struct GNUNET_MESSENGER_SrvContact *contact)
+{
+  return contact->name;
+}
+
+void
+set_contact_name (struct GNUNET_MESSENGER_SrvContact *contact, const char *name)
+{
+  GNUNET_assert(name);
+
+  if (contact->name)
+    GNUNET_free(contact->name);
+
+  contact->name = GNUNET_strdup(name);
+}
+
+const struct GNUNET_IDENTITY_PublicKey*
+get_contact_key (const struct GNUNET_MESSENGER_SrvContact *contact)
+{
+  return &(contact->public_key);
+}
+
+void
+increase_contact_rc (struct GNUNET_MESSENGER_SrvContact *contact)
+{
+  contact->rc++;
+}
+
+int
+decrease_contact_rc (struct GNUNET_MESSENGER_SrvContact *contact)
+{
+  if (contact->rc > 0)
+    contact->rc--;
+
+  return contact->rc ? GNUNET_NO : GNUNET_YES;
+}
+
+const struct GNUNET_HashCode*
+get_contact_id_from_key (const struct GNUNET_MESSENGER_SrvContact *contact)
+{
+  static struct GNUNET_HashCode id;
+
+  GNUNET_CRYPTO_hash (&(contact->public_key), sizeof(contact->public_key), &id);
+
+  return &id;
+}