messenger_api_queue_messages.h

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/*
   This file is part of GNUnet.
   Copyright (C) 2023--2024 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
 */
#ifndef GNUNET_MESSENGER_API_QUEUE_MESSAGES_H
#define GNUNET_MESSENGER_API_QUEUE_MESSAGES_H
 
#include "gnunet_util_lib.h"
 
struct GNUNET_MESSENGER_QueueMessage
{
  struct GNUNET_MESSENGER_QueueMessage *prev;
  struct GNUNET_MESSENGER_QueueMessage *next;
 
  struct GNUNET_CRYPTO_PrivateKey sender;
  struct GNUNET_HashCode epoch;
 
  struct GNUNET_MESSENGER_Message *message;
  struct GNUNET_MESSENGER_Message *transcript;
};
 
struct GNUNET_MESSENGER_QueueMessages
{
  struct GNUNET_MESSENGER_QueueMessage *head;
  struct GNUNET_MESSENGER_QueueMessage *tail;
};
 
void
init_queue_messages (struct GNUNET_MESSENGER_QueueMessages *messages);
 
void
clear_queue_messages (struct GNUNET_MESSENGER_QueueMessages *messages);
 
void
enqueue_to_messages (struct GNUNET_MESSENGER_QueueMessages *messages,
                     const struct GNUNET_CRYPTO_PrivateKey *sender,
                     const struct GNUNET_HashCode *epoch,
                     struct GNUNET_MESSENGER_Message *message,
                     struct GNUNET_MESSENGER_Message *transcript);
 
struct GNUNET_MESSENGER_Message*
dequeue_from_messages (struct GNUNET_MESSENGER_QueueMessages *messages,
                       struct GNUNET_CRYPTO_PrivateKey *sender,
                       struct GNUNET_HashCode *epoch,
                       struct GNUNET_MESSENGER_Message **transcript);
 
#endif // GNUNET_MESSENGER_API_QUEUE_MESSAGES_H