3b6bb15e86
d9b8fa6098d fix: Fake broadcast address for 127.x.x.x aa649165a57 chore: Add code for future netprof TCP testing 9e5693de5ac chore: add to_string functions for netprof enums 52d915e6a90 cleanup: Heap allocate network profile objects 80fabd4a729 feat: Implement Tox network profiler 05abe083cb6 cleanup: Some random cleanups, mostly related to mem. 5cca24513b8 cleanup: Check that onion IP/Port packing worked. e092ecd1244 cleanup: Use tox memory allocator in some more places. 3cfe41c7587 fix: Avoid `memcpy`-ing structs into onion ping id data. e32ac001938 fix: Add more information on why the frame was not sent. ab887003687 fix: Allow TCP connections to fail `connect` calls. 7603170e663 refactor: Use tox memory in group connection allocations. 5bd8a85eb89 cleanup: Align internal logger with external on type of source line. e9bf524d9e1 cleanup: Add missing `#include` to sort_test.cc. d10c966b998 feat: Add `to_string` functions for toxencryptsave errors. 7bfd0dc8003 docs: Update the docs for group join functions 380dde9f2ae test: Add more logging to TCP connection constructor. 0f12f384c8c cleanup: Reduce stack frame sizes to below 4096 bytes. bc43cec0626 chore: Happy new year! fbe78f1702e cleanup: Add a `TOX_HIDE_DEPRECATED` check to hide deprecated symbols. 44d9da07e77 refactor: Use tox memory for group moderation/pack allocations. 7f26d520168 refactor: Use tox memory in group chats allocations. 2f62f3d0e77 refactor: Use tox Memory for group allocations. 8a968162041 chore: Add dispatch/events headers to bazel export. 2bbfb35abf6 docs: Output the error code string instead of int. in toxav logging d55d0e4eaef cleanup: Remove redundant code for checking if group exists 2a6dc643338 chore: Upgrade dependencies for websockify. fc0650601c1 fix: Allow peers to reconnect to group chats using a password git-subtree-dir: external/toxcore/c-toxcore git-subtree-split: d9b8fa6098de6c074038b6664d2572627540b148
75 lines
2.4 KiB
C
75 lines
2.4 KiB
C
/* SPDX-License-Identifier: GPL-3.0-or-later
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* Copyright © 2020-2025 The TokTok team.
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*/
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#ifndef C_TOXCORE_TOXCORE_ANNOUNCE_H
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#define C_TOXCORE_TOXCORE_ANNOUNCE_H
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#include <stdint.h>
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#include "attributes.h"
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#include "crypto_core.h"
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#include "forwarding.h"
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#include "logger.h"
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#include "mem.h"
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#include "mono_time.h"
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#define MAX_ANNOUNCEMENT_SIZE 512
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typedef void announce_on_retrieve_cb(void *object, const uint8_t *data, uint16_t length);
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uint8_t announce_response_of_request_type(uint8_t request_type);
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typedef struct Announcements Announcements;
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non_null()
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Announcements *new_announcements(const Logger *log, const Memory *mem, const Random *rng, const Mono_Time *mono_time,
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Forwarding *forwarding);
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/**
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* @brief If data is stored, run `on_retrieve_callback` on it.
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*
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* @return true if data is stored, false otherwise.
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*/
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non_null(1, 2) nullable(3, 4)
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bool announce_on_stored(const Announcements *announce, const uint8_t *data_public_key,
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announce_on_retrieve_cb *on_retrieve_callback, void *object);
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non_null()
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void announce_set_synch_offset(Announcements *announce, int32_t synch_offset);
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nullable(1)
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void kill_announcements(Announcements *announce);
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/* The declarations below are not public, they are exposed only for tests. */
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/** @private
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* Return xor of first ANNOUNCE_BUCKET_PREFIX_LENGTH bits from one bit after
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* base and pk first differ
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*/
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non_null()
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uint16_t announce_get_bucketnum(const uint8_t *base, const uint8_t *pk);
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/** @private */
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non_null(1, 2) nullable(3)
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bool announce_store_data(Announcements *announce, const uint8_t *data_public_key,
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const uint8_t *data, uint32_t length, uint32_t timeout);
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/** @private */
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#define MAX_MAX_ANNOUNCEMENT_TIMEOUT 900
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#define MIN_MAX_ANNOUNCEMENT_TIMEOUT 10
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#define MAX_ANNOUNCEMENT_TIMEOUT_UPTIME_RATIO 4
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/** @private
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* For efficient lookup and updating, entries are stored as a hash table keyed
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* to the first ANNOUNCE_BUCKET_PREFIX_LENGTH bits starting from one bit after
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* the first bit in which data public key first differs from the dht key, with
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* (2-adically) closest keys preferentially stored within a given bucket. A
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* given key appears at most once (even if timed out).
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*/
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#define ANNOUNCE_BUCKET_SIZE 8
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#define ANNOUNCE_BUCKET_PREFIX_LENGTH 5
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#define ANNOUNCE_BUCKETS 32 // ANNOUNCE_BUCKETS = 2 ** ANNOUNCE_BUCKET_PREFIX_LENGTH
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#endif /* C_TOXCORE_TOXCORE_ANNOUNCE_H */
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