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diff --git a/src/messenger/gnunet-service-messenger_message_recv.h b/src/messenger/gnunet-service-messenger_message_recv.h
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1/*
2 This file is part of GNUnet.
3 Copyright (C) 2020--2021 GNUnet e.V.
4
5 GNUnet is free software: you can redistribute it and/or modify it
6 under the terms of the GNU Affero General Public License as published
7 by the Free Software Foundation, either version 3 of the License,
8 or (at your option) any later version.
9
10 GNUnet is distributed in the hope that it will be useful, but
11 WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Affero General Public License for more details.
14
15 You should have received a copy of the GNU Affero General Public License
16 along with this program. If not, see <http://www.gnu.org/licenses/>.
17
18 SPDX-License-Identifier: AGPL3.0-or-later
19 */
20/**
21 * @author Tobias Frisch
22 * @file src/messenger/gnunet-service-messenger_message_recv.h
23 * @brief GNUnet MESSENGER service
24 */
25
26#ifndef GNUNET_SERVICE_MESSENGER_MESSAGE_RECV_H
27#define GNUNET_SERVICE_MESSENGER_MESSAGE_RECV_H
28
29#include "platform.h"
30#include "gnunet_crypto_lib.h"
31
32#include "gnunet-service-messenger_message_kind.h"
33
34#include "gnunet-service-messenger_member_session.h"
35#include "gnunet-service-messenger_tunnel.h"
36#include "messenger_api_message.h"
37
38/**
39 * Handles a received info message to change the current member id to the one generated by
40 * the host connected to. (all current tunnels will be informed about the id change)
41 *
42 * @param[in/out] room Room of the message
43 * @param[in/out] tunnel Receiving connection
44 * @param[in] message INFO-Message
45 * @param[in] hash Hash of the message
46 * @return #GNUNET_NO to not forward the message
47 */
48int
49recv_message_info (struct GNUNET_MESSENGER_SrvRoom *room, struct GNUNET_MESSENGER_SrvTunnel *tunnel,
50 const struct GNUNET_MESSENGER_Message *message, const struct GNUNET_HashCode *hash);
51
52/**
53 * Handles a received peer message to link it to its origin tunnel if the peer identity matches.
54 * (the peer message and the member id can potentially be linked to the tunnel)
55 *
56 * @param[in/out] room Room of the message
57 * @param[in/out] tunnel Receiving connection
58 * @param[in] message PEER-Message
59 * @param[in] hash Hash of the message
60 * @return #GNUNET_YES to forward the message
61 */
62int
63recv_message_peer (struct GNUNET_MESSENGER_SrvRoom *room, struct GNUNET_MESSENGER_SrvTunnel *tunnel,
64 const struct GNUNET_MESSENGER_Message *message, const struct GNUNET_HashCode *hash);
65
66/**
67 * Handles a received request message by checking for the requested message and forwarding it back
68 * if the message was found.
69 * (this can also cause this peer to send a new request instead of only forwarding the received one)
70 *
71 * @param[in/out] room Room of the message
72 * @param[in/out] tunnel Receiving connection
73 * @param[in] message REQUEST-Message
74 * @param[in] hash Hash of the message
75 * @return #GNUNET_YES or #GNUNET_NO depending on required forwarding
76 */
77int
78recv_message_request (struct GNUNET_MESSENGER_SrvRoom *room, struct GNUNET_MESSENGER_SrvTunnel *tunnel,
79 const struct GNUNET_MESSENGER_Message *message, const struct GNUNET_HashCode *hash);
80
81#endif //GNUNET_SERVICE_MESSENGER_MESSAGE_RECV_H