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/*
This file is part of GNUnet.
Copyright (C) 2021--2024 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 gnunet_chat_group.c
*/
#include "gnunet_chat_group.h"
#include "gnunet_chat_util.h"
#include "gnunet_chat_group_intern.c"
#include <gnunet/gnunet_scheduler_lib.h>
static const unsigned int initial_map_size_of_context = 8;
static const uint16_t group_regex_compression = 6;
struct GNUNET_CHAT_Group*
group_create_from_context (struct GNUNET_CHAT_Handle *handle,
struct GNUNET_CHAT_Context *context)
{
GNUNET_assert((handle) && (context));
struct GNUNET_CHAT_Group* group = GNUNET_new(struct GNUNET_CHAT_Group);
group->handle = handle;
group->context = context;
group->destruction = NULL;
group->announcement = NULL;
group->search = NULL;
group->registry = GNUNET_CONTAINER_multipeermap_create(
initial_map_size_of_context, GNUNET_NO);
group->user_pointer = NULL;
return group;
}
void
group_destroy (struct GNUNET_CHAT_Group* group)
{
GNUNET_assert(group);
if (group->destruction)
GNUNET_SCHEDULER_cancel(group->destruction);
if (group->registry)
GNUNET_CONTAINER_multipeermap_destroy(group->registry);
if (group->search)
GNUNET_REGEX_search_cancel(group->search);
if (group->announcement)
GNUNET_REGEX_announce_cancel(group->announcement);
GNUNET_free(group);
}
void
group_publish (struct GNUNET_CHAT_Group* group)
{
GNUNET_assert(
(group) &&
(group->context) &&
(group->context->topic) &&
(group->handle) &&
(group->handle->cfg)
);
char* topic = NULL;
GNUNET_asprintf (
&topic,
"GNUNET_CHAT_%s",
group->context->topic
);
group->announcement = GNUNET_REGEX_announce(
group->handle->cfg, topic,
GNUNET_TIME_relative_get_minute_(),
group_regex_compression
);
group->search = GNUNET_REGEX_search(
group->handle->cfg, topic,
search_group_by_topic, group
);
GNUNET_free(topic);
}
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