GNUnet  0.11.x
messenger_api_util.c
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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  */
26 #include "messenger_api_util.h"
27 
28 static void
30 {
31  struct GNUNET_CADET_Channel *channel = cls;
32 
33  if (channel)
35 }
36 
37 void
39 {
40  GNUNET_assert(channel);
41 
44  callback_close_channel, channel);
45 }
46 
47 int
49 {
50  GNUNET_assert(id);
51 
52  size_t counter = 1 + (members ? GNUNET_CONTAINER_multishortmap_size (members) : 0);
53 
54  do
55  {
57 
58  if ((members) && (GNUNET_YES == GNUNET_CONTAINER_multishortmap_contains (members, id)))
59  counter--;
60  else
61  break;
62  }
63  while (counter > 0);
64 
65  if (counter)
66  return GNUNET_YES;
67 
68  return GNUNET_NO;
69 }
70 
71 const struct GNUNET_IDENTITY_PublicKey*
73 {
74  static struct GNUNET_IDENTITY_PublicKey public_key;
75  static struct GNUNET_IDENTITY_Ego* ego = NULL;
76 
77  if (!ego)
78  {
80  GNUNET_IDENTITY_ego_get_public_key(ego, &public_key);
81  }
82 
83  return &public_key;
84 }
void delayed_disconnect_channel(struct GNUNET_CADET_Channel *channel)
Starts an urgent task to close a CADET channel asynchronously.
unsigned int GNUNET_CONTAINER_multishortmap_size(const struct GNUNET_CONTAINER_MultiShortmap *map)
Get the number of key-value pairs in the map.
struct GNUNET_SCHEDULER_Task * GNUNET_SCHEDULER_add_delayed_with_priority(struct GNUNET_TIME_Relative delay, enum GNUNET_SCHEDULER_Priority priority, GNUNET_SCHEDULER_TaskCallback task, void *task_cls)
Schedule a new task to be run with a specified delay.
Definition: scheduler.c:1199
#define GNUNET_assert(cond)
Use this for fatal errors that cannot be handled.
Opaque handle to a channel.
Definition: cadet.h:116
void GNUNET_IDENTITY_ego_get_public_key(struct GNUNET_IDENTITY_Ego *ego, struct GNUNET_IDENTITY_PublicKey *pk)
Get the identifier (public key) of an ego.
Definition: identity_api.c:652
A 256-bit hashcode.
Handle for an ego.
Definition: identity.h:36
struct GNUNET_TIME_Relative GNUNET_TIME_relative_get_zero_(void)
Return relative time of 0ms.
Definition: time.c:100
static void callback_close_channel(void *cls)
int generate_free_member_id(struct GNUNET_ShortHashCode *id, const struct GNUNET_CONTAINER_MultiShortmap *members)
Tries to generate an unused member id and store it into the id parameter.
messenger api: client implementation of GNUnet MESSENGER service
Internal representation of the hash map.
struct GNUNET_IDENTITY_Ego * GNUNET_IDENTITY_ego_get_anonymous()
Obtain the ego representing &#39;anonymous&#39; users.
Definition: identity_api.c:156
An identity key as per LSD0001.
void GNUNET_CRYPTO_random_block(enum GNUNET_CRYPTO_Quality mode, void *buffer, size_t length)
Fill block with a random values.
Run with priority for urgent tasks.
const struct GNUNET_IDENTITY_PublicKey * get_anonymous_public_key()
Returns the public identity key of GNUNET_IDENTITY_ego_get_anonymous() without recalculating it every...
int GNUNET_CONTAINER_multishortmap_contains(const struct GNUNET_CONTAINER_MultiShortmap *map, const struct GNUNET_ShortHashCode *key)
Check if the map contains any value under the given key (including values that are NULL)...
void GNUNET_CADET_channel_destroy(struct GNUNET_CADET_Channel *channel)
Destroy an existing channel.
Definition: cadet_api.c:837
High-quality operations are desired.