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Squashed 'external/toxcore/c-toxcore/' changes from 11ab1d2a723..d9b8fa6098d

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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
This commit is contained in:
Green Sky
2025-01-18 15:53:06 +01:00
parent 261d2e53b7
commit 3b6bb15e86
213 changed files with 2341 additions and 758 deletions
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33
toxcore/TCP_server.c
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@ -1,5 +1,5 @@
/* SPDX-License-Identifier: GPL-3.0-or-later
* Copyright © 2016-2018 The TokTok team.
* Copyright © 2016-2025 The TokTok team.
* Copyright © 2014 Tox project.
*/
@ -27,6 +27,7 @@
#include "logger.h"
#include "mem.h"
#include "mono_time.h"
#include "net_profile.h"
#include "network.h"
#include "onion.h"
@ -91,6 +92,9 @@ struct TCP_Server {
uint64_t counter;
BS_List accepted_key_list;
/* Network profile for all TCP server packets. */
Net_Profile *net_profile;
};
static_assert(sizeof(TCP_Server) < 7 * 1024 * 1024,
@ -236,6 +240,7 @@ static int add_accepted(TCP_Server *tcp_server, const Mono_Time *mono_time, TCP_
tcp_server->accepted_connection_array[index].identifier = ++tcp_server->counter;
tcp_server->accepted_connection_array[index].last_pinged = mono_time_get(mono_time);
tcp_server->accepted_connection_array[index].ping_id = 0;
tcp_server->accepted_connection_array[index].con.net_profile = tcp_server->net_profile;
return index;
}
@ -357,7 +362,7 @@ static int handle_tcp_handshake(const Logger *logger, TCP_Secure_Connection *con
const IP_Port ipp = {{{0}}};
if (TCP_SERVER_HANDSHAKE_SIZE != net_send(con->con.ns, logger, con->con.sock, response, TCP_SERVER_HANDSHAKE_SIZE, &ipp)) {
if (TCP_SERVER_HANDSHAKE_SIZE != net_send(con->con.ns, logger, con->con.sock, response, TCP_SERVER_HANDSHAKE_SIZE, &ipp, con->con.net_profile)) {
crypto_memzero(shared_key, sizeof(shared_key));
return -1;
}
@ -680,6 +685,7 @@ static int handle_tcp_packet(TCP_Server *tcp_server, uint32_t con_id, const uint
}
TCP_Secure_Connection *const con = &tcp_server->accepted_connection_array[con_id];
netprof_record_packet(con->con.net_profile, data[0], length, PACKET_DIRECTION_RECV);
switch (data[0]) {
case TCP_PACKET_ROUTING_REQUEST: {
@ -969,6 +975,14 @@ TCP_Server *new_tcp_server(const Logger *logger, const Memory *mem, const Random
return nullptr;
}
Net_Profile *np = netprof_new(logger, mem);
if (np == nullptr) {
mem_delete(mem, temp);
return nullptr;
}
temp->net_profile = np;
temp->logger = logger;
temp->mem = mem;
temp->ns = ns;
@ -978,6 +992,7 @@ TCP_Server *new_tcp_server(const Logger *logger, const Memory *mem, const Random
if (socks_listening == nullptr) {
LOGGER_ERROR(logger, "socket allocation failed");
netprof_kill(mem, temp->net_profile);
mem_delete(mem, temp);
return nullptr;
}
@ -989,6 +1004,7 @@ TCP_Server *new_tcp_server(const Logger *logger, const Memory *mem, const Random
if (temp->efd == -1) {
LOGGER_ERROR(logger, "epoll initialisation failed");
netprof_kill(mem, temp->net_profile);
mem_delete(mem, socks_listening);
mem_delete(mem, temp);
return nullptr;
@ -1022,6 +1038,7 @@ TCP_Server *new_tcp_server(const Logger *logger, const Memory *mem, const Random
}
if (temp->num_listening_socks == 0) {
netprof_kill(mem, temp->net_profile);
mem_delete(mem, temp->socks_listening);
mem_delete(mem, temp);
return nullptr;
@ -1040,7 +1057,7 @@ TCP_Server *new_tcp_server(const Logger *logger, const Memory *mem, const Random
memcpy(temp->secret_key, secret_key, CRYPTO_SECRET_KEY_SIZE);
crypto_derive_public_key(temp->public_key, temp->secret_key);
bs_list_init(&temp->accepted_key_list, CRYPTO_PUBLIC_KEY_SIZE, 8, memcmp);
bs_list_init(&temp->accepted_key_list, mem, CRYPTO_PUBLIC_KEY_SIZE, 8, memcmp);
return temp;
}
@ -1422,6 +1439,16 @@ void kill_tcp_server(TCP_Server *tcp_server)
crypto_memzero(tcp_server->secret_key, sizeof(tcp_server->secret_key));
netprof_kill(tcp_server->mem, tcp_server->net_profile);
mem_delete(tcp_server->mem, tcp_server->socks_listening);
mem_delete(tcp_server->mem, tcp_server);
}
const Net_Profile *tcp_server_get_net_profile(const TCP_Server *tcp_server)
{
if (tcp_server == nullptr) {
return nullptr;
}
return tcp_server->net_profile;
}