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-rw-r--r--src/messenger/messenger_api_util.c100
1 files changed, 0 insertions, 100 deletions
diff --git a/src/messenger/messenger_api_util.c b/src/messenger/messenger_api_util.c
deleted file mode 100644
index 4ad00c45e..000000000
--- a/src/messenger/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 */
20/**
21 * @author Tobias Frisch
22 * @file src/messenger/messenger_api_util.c
23 * @brief messenger api: client implementation of GNUnet MESSENGER service
24 */
25
26#include "messenger_api_util.h"
27
28static void
29callback_close_channel (void *cls)
30{
31 struct GNUNET_CADET_Channel *channel = cls;
32
33 if (channel)
34 GNUNET_CADET_channel_destroy (channel);
35}
36
37void
38delayed_disconnect_channel (struct GNUNET_CADET_Channel *channel)
39{
40 GNUNET_assert(channel);
41
42 GNUNET_SCHEDULER_add_delayed_with_priority (GNUNET_TIME_relative_get_zero_ (),
43 GNUNET_SCHEDULER_PRIORITY_URGENT,
44 callback_close_channel, channel);
45}
46
47int
48generate_free_member_id (struct GNUNET_ShortHashCode *id, const struct GNUNET_CONTAINER_MultiShortmap *members)
49{
50 GNUNET_assert(id);
51
52 size_t counter = 1 + (members ? GNUNET_CONTAINER_multishortmap_size (members) : 0);
53
54 do
55 {
56 GNUNET_CRYPTO_random_block (GNUNET_CRYPTO_QUALITY_STRONG, id, sizeof(struct GNUNET_ShortHashCode));
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
71const struct GNUNET_IDENTITY_PublicKey*
72get_anonymous_public_key ()
73{
74 static struct GNUNET_IDENTITY_PublicKey public_key;
75 static struct GNUNET_IDENTITY_Ego* ego = NULL;
76
77 if (!ego)
78 {
79 ego = GNUNET_IDENTITY_ego_get_anonymous();
80 GNUNET_IDENTITY_ego_get_public_key(ego, &public_key);
81 }
82
83 return &public_key;
84}
85
86void
87convert_messenger_key_to_port(const struct GNUNET_HashCode *key, struct GNUNET_HashCode *port)
88{
89 static uint32_t version_value = 0;
90 static struct GNUNET_HashCode version;
91
92 if (!version_value) {
93 version_value = (uint32_t) (GNUNET_MESSENGER_VERSION);
94 version_value = ((version_value >> 16) & 0xFFFF);
95 version_value = GNUNET_htole32(version_value);
96 GNUNET_CRYPTO_hash(&version_value, sizeof(version_value), &version);
97 }
98
99 GNUNET_CRYPTO_hash_sum(key, &version, port);
100}