libgnunetchat

library for GNUnet Messenger
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gnunet_chat_invitation.c (2264B)

      1 /*
      2    This file is part of GNUnet.
      3    Copyright (C) 2021--2025 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 gnunet_chat_invitation.c
     23  */
     24 
     25 #include "gnunet_chat_invitation.h"
     26 
     27 #include "gnunet_chat_context.h"
     28 #include <gnunet/gnunet_common.h>
     29 #include <gnunet/gnunet_scheduler_lib.h>
     30 
     31 #include "gnunet_chat_invitation_intern.c"
     32 
     33 struct GNUNET_CHAT_Invitation*
     34 invitation_create_from_message (struct GNUNET_CHAT_Context *context,
     35                                 const struct GNUNET_HashCode *hash,
     36 				                        const struct GNUNET_MESSENGER_MessageInvite *message)
     37 {
     38   GNUNET_assert((context) && (hash) && (message));
     39 
     40   struct GNUNET_CHAT_Invitation *invitation = GNUNET_new(struct GNUNET_CHAT_Invitation);
     41 
     42   invitation->context = context;
     43   invitation->task = NULL;
     44 
     45   GNUNET_memcpy(&(invitation->hash), hash, sizeof(invitation->hash));
     46 
     47   GNUNET_memcpy(&(invitation->key), &(message->key), sizeof(invitation->key));
     48   invitation->door = GNUNET_PEER_intern(&(message->door));
     49 
     50   return invitation;
     51 }
     52 
     53 
     54 void
     55 invitation_destroy (struct GNUNET_CHAT_Invitation *invitation)
     56 {
     57   GNUNET_assert(invitation);
     58 
     59   if (invitation->task)
     60     GNUNET_SCHEDULER_cancel(invitation->task);
     61 
     62   GNUNET_PEER_decrement_rcs(&(invitation->door), 1);
     63 
     64   GNUNET_free(invitation);
     65 }
     66 
     67 
     68 void
     69 invitation_update (struct GNUNET_CHAT_Invitation *invitation)
     70 {
     71   GNUNET_assert(invitation);
     72 
     73   if (invitation->task)
     74     return;
     75 
     76   invitation->task = GNUNET_SCHEDULER_add_with_priority(
     77     GNUNET_SCHEDULER_PRIORITY_BACKGROUND,
     78     cb_invitation_update,
     79     invitation
     80   );
     81 }