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author | TheJackiMonster <thejackimonster@gmail.com> | 2020-11-12 20:58:07 +0100 |
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committer | TheJackiMonster <thejackimonster@gmail.com> | 2020-11-12 20:58:07 +0100 |
commit | ca912f85dae6b61dd80ab02d0e3f0b20a556da7c (patch) | |
tree | 788ebaf2ce0870bad875a7d910b6cd1b536a99c7 /src/messenger/gnunet-service-messenger_util.c | |
parent | 5bdfe2001fbc68b06293b79dd6426156719d33c0 (diff) | |
download | gnunet-ca912f85dae6b61dd80ab02d0e3f0b20a556da7c.tar.gz gnunet-ca912f85dae6b61dd80ab02d0e3f0b20a556da7c.zip |
-remerge branch 'jacki/messenger'
This reverts commit e11d1e59e4ae5f7d89c33df3ae9ca8f1ece990cf.
Diffstat (limited to 'src/messenger/gnunet-service-messenger_util.c')
-rw-r--r-- | src/messenger/gnunet-service-messenger_util.c | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/src/messenger/gnunet-service-messenger_util.c b/src/messenger/gnunet-service-messenger_util.c new file mode 100644 index 000000000..94fc9469d --- /dev/null +++ b/src/messenger/gnunet-service-messenger_util.c | |||
@@ -0,0 +1,64 @@ | |||
1 | /* | ||
2 | This file is part of GNUnet. | ||
3 | Copyright (C) 2020 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_util.c | ||
23 | * @brief GNUnet MESSENGER service | ||
24 | */ | ||
25 | |||
26 | #include "gnunet-service-messenger_util.h" | ||
27 | |||
28 | static void | ||
29 | callback_close_channel (void *cls) | ||
30 | { | ||
31 | struct GNUNET_CADET_Channel *channel = cls; | ||
32 | |||
33 | if (channel) | ||
34 | GNUNET_CADET_channel_destroy (channel); | ||
35 | } | ||
36 | |||
37 | void | ||
38 | delayed_disconnect_channel (struct GNUNET_CADET_Channel *channel) | ||
39 | { | ||
40 | GNUNET_SCHEDULER_add_delayed_with_priority (GNUNET_TIME_relative_get_zero_ (), GNUNET_SCHEDULER_PRIORITY_URGENT, | ||
41 | callback_close_channel, channel); | ||
42 | } | ||
43 | |||
44 | int | ||
45 | generate_free_member_id (struct GNUNET_ShortHashCode *id, const struct GNUNET_CONTAINER_MultiShortmap *members) | ||
46 | { | ||
47 | size_t counter = 1 + (members ? GNUNET_CONTAINER_multishortmap_size (members) : 0); | ||
48 | |||
49 | do | ||
50 | { | ||
51 | GNUNET_CRYPTO_random_block (GNUNET_CRYPTO_QUALITY_STRONG, id, sizeof(struct GNUNET_ShortHashCode)); | ||
52 | |||
53 | if ((members) && (GNUNET_YES == GNUNET_CONTAINER_multishortmap_contains (members, id))) | ||
54 | counter--; | ||
55 | else | ||
56 | break; | ||
57 | } | ||
58 | while (counter > 0); | ||
59 | |||
60 | if (counter) | ||
61 | return GNUNET_YES; | ||
62 | |||
63 | return GNUNET_NO; | ||
64 | } | ||