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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/gnunet-service-messenger_message_recv.h
- * @brief GNUnet MESSENGER service
- */
- #ifndef GNUNET_SERVICE_MESSENGER_MESSAGE_RECV_H
- #define GNUNET_SERVICE_MESSENGER_MESSAGE_RECV_H
- #include "platform.h"
- #include "gnunet_crypto_lib.h"
- #include "gnunet-service-messenger_tunnel.h"
- #include "messenger_api_message.h"
- /**
- * Handles a received info message to change the current member id to the one generated by
- * the host connected to. (all current tunnels will be informed about the id change)
- *
- * @param room Room of the message
- * @param tunnel Receiving connection
- * @param message INFO-Message
- * @param hash Hash of the message
- */
- void
- recv_message_info (struct GNUNET_MESSENGER_SrvRoom *room, struct GNUNET_MESSENGER_SrvTunnel *tunnel,
- struct GNUNET_MESSENGER_Message *message, const struct GNUNET_HashCode *hash);
- /**
- * Handles a received join message to forward all member information to the new member if the message was
- * the direct reaction to a previous info message from this peer.
- *
- * @param room Room of the message
- * @param tunnel Receiving connection
- * @param message JOIN-Message
- * @param hash Hash of the message
- */
- void
- recv_message_join (struct GNUNET_MESSENGER_SrvRoom *room, struct GNUNET_MESSENGER_SrvTunnel *tunnel,
- struct GNUNET_MESSENGER_Message *message, const struct GNUNET_HashCode *hash);
- /**
- * Handles a received leave message.
- * @see handle_message_leave()
- *
- * @param room Room of the message
- * @param tunnel Receiving connection
- * @param message LEAVE-Message
- * @param hash Hash of the message
- */
- void
- recv_message_leave (struct GNUNET_MESSENGER_SrvRoom *room, struct GNUNET_MESSENGER_SrvTunnel *tunnel,
- struct GNUNET_MESSENGER_Message *message, const struct GNUNET_HashCode *hash);
- /**
- * Handles a received name message.
- * @see handle_message_name()
- *
- * @param room Room of the message
- * @param tunnel Receiving connection
- * @param message NAME-Message
- * @param hash Hash of the message
- */
- void
- recv_message_name (struct GNUNET_MESSENGER_SrvRoom *room, struct GNUNET_MESSENGER_SrvTunnel *tunnel,
- struct GNUNET_MESSENGER_Message *message, const struct GNUNET_HashCode *hash);
- /**
- * Handles a received key message.
- * @see handle_message_key()
- *
- * @param room Room of the message
- * @param tunnel Receiving connection
- * @param message KEY-Message
- * @param hash Hash of the message
- */
- void
- recv_message_key (struct GNUNET_MESSENGER_SrvRoom *room, struct GNUNET_MESSENGER_SrvTunnel *tunnel,
- struct GNUNET_MESSENGER_Message *message, const struct GNUNET_HashCode *hash);
- /**
- * Handles a received peer message to link it to its origin tunnel if the peer identity matches.
- * (the peer message and the member id can potentially be linked to the tunnel)
- *
- * TODO: This handling will only check the one given tunnel!
- *
- * @param room Room of the message
- * @param tunnel Receiving connection
- * @param message PEER-Message
- * @param hash Hash of the message
- */
- void
- recv_message_peer (struct GNUNET_MESSENGER_SrvRoom *room, struct GNUNET_MESSENGER_SrvTunnel *tunnel,
- struct GNUNET_MESSENGER_Message *message, const struct GNUNET_HashCode *hash);
- /**
- * Handles a received id message to change the tunnels linked member id if necessary.
- * (the tunnels linked member id will be changed if the sender id is matching)
- *
- * TODO: This handling will only check the one given tunnel!
- *
- * @param room Room of the message
- * @param tunnel Receiving connection
- * @param message ID-Message
- * @param hash Hash of the message
- */
- void
- recv_message_id (struct GNUNET_MESSENGER_SrvRoom *room, struct GNUNET_MESSENGER_SrvTunnel *tunnel,
- struct GNUNET_MESSENGER_Message *message, const struct GNUNET_HashCode *hash);
- /**
- * Handles a received miss message.
- * @see handle_message_miss()
- *
- * @param room Room of the message
- * @param tunnel Receiving connection
- * @param message MISS-Message
- * @param hash Hash of the message
- */
- void
- recv_message_miss (struct GNUNET_MESSENGER_SrvRoom *room, struct GNUNET_MESSENGER_SrvTunnel *tunnel,
- struct GNUNET_MESSENGER_Message *message, const struct GNUNET_HashCode *hash);
- /**
- * Handles a received request message by checking for the requested message and forwarding it back
- * if the message was found.
- * (this can also cause this peer to send a new request instead of only forwarding the received one)
- *
- * TODO: Requests can cause exponentially more requests!
- *
- * @param room Room of the message
- * @param tunnel Receiving connection
- * @param message REQUEST-Message
- * @param hash Hash of the message
- */
- void
- recv_message_request (struct GNUNET_MESSENGER_SrvRoom *room, struct GNUNET_MESSENGER_SrvTunnel *tunnel,
- struct GNUNET_MESSENGER_Message *message, const struct GNUNET_HashCode *hash);
- #endif //GNUNET_SERVICE_MESSENGER_MESSAGE_RECV_H
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