From ca912f85dae6b61dd80ab02d0e3f0b20a556da7c Mon Sep 17 00:00:00 2001
From: TheJackiMonster <thejackimonster@gmail.com>
Date: Thu, 12 Nov 2020 20:58:07 +0100
Subject: -remerge branch 'jacki/messenger'

This reverts commit e11d1e59e4ae5f7d89c33df3ae9ca8f1ece990cf.
---
 .../gnunet-service-messenger_list_messages.h       | 81 ++++++++++++++++++++++
 1 file changed, 81 insertions(+)
 create mode 100644 src/messenger/gnunet-service-messenger_list_messages.h

(limited to 'src/messenger/gnunet-service-messenger_list_messages.h')

diff --git a/src/messenger/gnunet-service-messenger_list_messages.h b/src/messenger/gnunet-service-messenger_list_messages.h
new file mode 100644
index 000000000..266c30ec6
--- /dev/null
+++ b/src/messenger/gnunet-service-messenger_list_messages.h
@@ -0,0 +1,81 @@
+/*
+   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_list_messages.h
+ * @brief GNUnet MESSENGER service
+ */
+
+#ifndef GNUNET_SERVICE_MESSENGER_LIST_MESSAGES_H
+#define GNUNET_SERVICE_MESSENGER_LIST_MESSAGES_H
+
+#include "platform.h"
+#include "gnunet_crypto_lib.h"
+#include "gnunet_container_lib.h"
+
+struct GNUNET_MESSENGER_ListMessage
+{
+  struct GNUNET_MESSENGER_ListMessage *prev;
+  struct GNUNET_MESSENGER_ListMessage *next;
+
+  struct GNUNET_HashCode hash;
+};
+
+struct GNUNET_MESSENGER_ListMessages
+{
+  struct GNUNET_MESSENGER_ListMessage *head;
+  struct GNUNET_MESSENGER_ListMessage *tail;
+};
+
+/**
+ * Initializes list of message hashes as empty list.
+ *
+ * @param messages List of hashes
+ */
+void
+init_list_messages (struct GNUNET_MESSENGER_ListMessages *messages);
+
+/**
+ * Clears the list of message hashes.
+ *
+ * @param messages List of hashes
+ */
+void
+clear_list_messages (struct GNUNET_MESSENGER_ListMessages *messages);
+
+/**
+ * Adds a specific <i>hash</i> from a message to the end of the list.
+ *
+ * @param messages List of hashes
+ * @param hash Hash of message
+ */
+void
+add_to_list_messages (struct GNUNET_MESSENGER_ListMessages *messages, const struct GNUNET_HashCode *hash);
+
+/**
+ * Removes the first entry with a matching <i>hash</i> from the list.
+ *
+ * @param messages List of hashes
+ * @param hash Hash of message
+ */
+void
+remove_from_list_messages (struct GNUNET_MESSENGER_ListMessages *messages, const struct GNUNET_HashCode *hash);
+
+#endif //GNUNET_SERVICE_MESSENGER_LIST_MESSAGES_H
-- 
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