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/*
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/messenger_api_room.h
* @brief messenger api: client implementation of GNUnet MESSENGER service
*/
#ifndef GNUNET_MESSENGER_API_ROOM_H
#define GNUNET_MESSENGER_API_ROOM_H
#include "platform.h"
#include "gnunet_container_lib.h"
#include "gnunet_crypto_lib.h"
#include "gnunet_messenger_service.h"
#include "messenger_api_list_tunnels.h"
#include "messenger_api_contact.h"
#include "messenger_api_message.h"
struct GNUNET_MESSENGER_Room
{
struct GNUNET_MESSENGER_Handle *handle;
struct GNUNET_HashCode key;
int opened;
struct GNUNET_ShortHashCode *contact_id;
struct GNUNET_CONTAINER_MultiShortmap *members;
struct GNUNET_MESSENGER_ListTunnels entries;
struct GNUNET_CONTAINER_MultiHashMap *messages;
};
/**
* Creates and allocates a new room for a <i>handle</i> with a given <i>key</i> for the client API.
*
* @param handle Handle
* @param key Key of room
* @return New room
*/
struct GNUNET_MESSENGER_Room*
create_room (struct GNUNET_MESSENGER_Handle *handle, const struct GNUNET_HashCode *key);
/**
* Destroys a room and frees its memory fully from the client API.
*
* @param room Room
*/
void
destroy_room (struct GNUNET_MESSENGER_Room *room);
/**
* Returns a message locally stored from a map for a given <i>hash</i> in a <i>room</i>. If no matching
* message is found, NULL gets returned.
*
* @param room Room
* @param hash Hash of message
* @return Message or NULL
*/
const struct GNUNET_MESSENGER_Message*
get_room_message (const struct GNUNET_MESSENGER_Room *room, const struct GNUNET_HashCode *hash);
/**
* Handles a <i>message</i> with a given <i>hash</i> in a <i>room</i> for the client API to update
* members and its information. The function also stores the message in map locally for access afterwards.
*
* @param room Room
* @param message Message
* @param hash Hash of message
*/
void
handle_room_message (struct GNUNET_MESSENGER_Room *room, const struct GNUNET_MESSENGER_Message *message,
const struct GNUNET_HashCode *hash);
#endif //GNUNET_MESSENGER_API_ROOM_H
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