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Squashed 'external/toxcore/c-toxcore/' changes from 03e9fbf3703..55752a2e2ef

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55752a2e2ef fix(toxav): pass video bit rate as kbit Previously we unintentionally made it Mbit.
7e573280a75 docs(toxav): fix docs of toxav.h - fix units to be more readable - use width before height consistently - video -> audio typo
5f88a084e8c fix: friend_connections leak on allocation failure clean up when it only contains connections in the NONE state
6d27a1ae178 fix: wrong comment for closelist
ce4f29e8036 cleanup: Fix all `-Wsign-compare` warnings.
4d4251c397f chore: lower cirrus ci timeout drastically
40676284507 fix: events leak that can occur if allocation fails rare in practice, found by fuzzing
9610ac31c5f fix: Return an error instead of crashing on nullptr args in NGC.
a57c2c8f956 refactor: Make ToxAV independent of toxcore internals.
5752fc29f86 refactor: Make tox-bootstrapd use bool instead of int
df675786eb2 chore: Add release-drafter github action.
03fd7a69dcf chore: Use toktok's cmp instead of upstream.
350c0ba1205 cleanup: Sort apk/apt install commands in Dockerfiles.
8c1bda502cb chore(deps): bump golang.org/x/net
ddb9d3210da chore: Upgrade to FreeBSD 14.1 in cirrus build.
e9076f45bd3 chore(cmake): set options changes as cache and with force

git-subtree-dir: external/toxcore/c-toxcore
git-subtree-split: 55752a2e2ef894bfa6d7a2a21a0278e3f2bede7d
This commit is contained in:
Green Sky 2024-11-09 13:44:30 +01:00
parent fe6c5391a2
commit cae0ab9c5c
96 changed files with 1320 additions and 1159 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
.cirrus.yml
View File

@ -1,5 +1,6 @@
---
bazel-opt_task:
timeout_in: 5m
container:
image: toxchat/toktok-stack:latest-release
cpu: 2
@ -7,9 +8,9 @@ bazel-opt_task:
configure_script:
- git submodule update --init --recursive
- /src/workspace/tools/inject-repo c-toxcore
- sed -i -e 's/build --config=remote/#&/' /src/workspace/.bazelrc.local
test_all_script:
- cd /src/workspace && bazel test -k
--remote_cache=http://$CIRRUS_HTTP_CACHE_HOST
--build_tag_filters=-haskell
--test_tag_filters=-haskell
--
@ -17,6 +18,7 @@ bazel-opt_task:
-//c-toxcore/auto_tests:tcp_relay_test # Cirrus doesn't allow external network connections.
bazel-dbg_task:
timeout_in: 5m
container:
image: toxchat/toktok-stack:latest-debug
cpu: 2
@ -26,14 +28,15 @@ bazel-dbg_task:
- /src/workspace/tools/inject-repo c-toxcore
test_all_script:
- cd /src/workspace && bazel test -k
--remote_cache=http://$CIRRUS_HTTP_CACHE_HOST
--build_tag_filters=-haskell
--test_tag_filters=-haskell
--remote_http_cache=http://$CIRRUS_HTTP_CACHE_HOST
--
//c-toxcore/...
-//c-toxcore/auto_tests:tcp_relay_test # Cirrus doesn't allow external network connections.
cimple_task:
timeout_in: 5m
container:
image: toxchat/toktok-stack:latest-release
cpu: 2
@ -41,17 +44,18 @@ cimple_task:
configure_script:
- git submodule update --init --recursive
- /src/workspace/tools/inject-repo c-toxcore
- sed -i -e 's/build --config=remote/#&/' /src/workspace/.bazelrc.local
test_all_script:
- cd /src/workspace && bazel test -k
--remote_cache=http://$CIRRUS_HTTP_CACHE_HOST
--build_tag_filters=haskell
--test_tag_filters=haskell
--
//c-toxcore/...
freebsd_task:
timeout_in: 5m
freebsd_instance:
image_family: freebsd-14-0
image_family: freebsd-14-1
configure_script:
- PAGER=cat ASSUME_ALWAYS_YES=YES pkg install
cmake

3
.github/scripts/flags-clang.sh vendored
View File

@ -36,9 +36,6 @@ add_flag -Wno-padded
# This warns on things like _XOPEN_SOURCE, which we currently need (we
# probably won't need these in the future).
add_flag -Wno-reserved-id-macro
# TODO(iphydf): Clean these up. They are likely not bugs, but still
# potential issues and probably confusing.
add_flag -Wno-sign-compare
# We don't want to have default cases, we want to explicitly define all cases
add_flag -Wno-switch-default
# __attribute__((nonnull)) causes this warning on defensive null checks.

3
.github/scripts/flags-gcc.sh vendored
View File

@ -47,8 +47,7 @@ add_flag -Wunused-value
# struct Foo foo = {0}; is a common idiom.
add_flag -Wno-missing-field-initializers
# TODO(iphydf): Clean these up. They are likely not bugs, but still
# potential issues and probably confusing.
# Checked by clang, but gcc is warning when it's not necessary.
add_flag -Wno-sign-compare
# File transfer code has this.
add_flag -Wno-type-limits

12
.github/workflows/release.yml vendored Normal file
View File

@ -0,0 +1,12 @@
name: release
on:
push:
branches: [master]
pull_request_target:
branches: [master]
types: [opened, reopened, synchronize]
jobs:
release:
uses: TokTok/ci-tools/.github/workflows/release-drafter.yml@master

2
.gitmodules vendored
View File

@ -1,3 +1,3 @@
[submodule "third_party/cmp"]
path = third_party/cmp
url = https://github.com/camgunz/cmp
url = https://github.com/TokTok/cmp

10
CMakeLists.txt
View File

@ -161,7 +161,7 @@ option(DHT_BOOTSTRAP "Enable building of DHT_bootstrap" ON)
option(BOOTSTRAP_DAEMON "Enable building of tox-bootstrapd" ON)
if(BOOTSTRAP_DAEMON AND WIN32)
message(WARNING "Building tox-bootstrapd for Windows is not supported, disabling")
set(BOOTSTRAP_DAEMON OFF)
set(BOOTSTRAP_DAEMON OFF CACHE BOOL "" FORCE)
endif()
option(BUILD_FUZZ_TESTS "Build fuzzing harnesses" OFF)
@ -177,6 +177,7 @@ include(Dependencies)
if(MUST_BUILD_TOXAV)
set(NO_TOXAV_ERROR_TYPE SEND_ERROR)
set(BUILD_TOXAV ON CACHE BOOL "" FORCE)
else()
set(NO_TOXAV_ERROR_TYPE WARNING)
endif()
@ -184,11 +185,11 @@ endif()
if(BUILD_TOXAV)
if(NOT OPUS_FOUND)
message(${NO_TOXAV_ERROR_TYPE} "Option BUILD_TOXAV is enabled but required library OPUS was not found.")
set(BUILD_TOXAV OFF)
set(BUILD_TOXAV OFF CACHE BOOL "" FORCE)
endif()
if(NOT VPX_FOUND)
message(${NO_TOXAV_ERROR_TYPE} "Option BUILD_TOXAV is enabled but required library VPX was not found.")
set(BUILD_TOXAV OFF)
set(BUILD_TOXAV OFF CACHE BOOL "" FORCE)
endif()
endif()
@ -391,6 +392,7 @@ if(BUILD_TOXAV)
toxav/rtp.h
toxav/toxav.c
toxav/toxav.h
toxav/toxav_hacks.h
toxav/toxav_old.c
toxav/video.c
toxav/video.h)
@ -597,7 +599,7 @@ if(BOOTSTRAP_DAEMON)
add_subdirectory(other/bootstrap_daemon)
else()
message(WARNING "Option BOOTSTRAP_DAEMON is enabled but required library LIBCONFIG was not found.")
set(BOOTSTRAP_DAEMON OFF)
set(BOOTSTRAP_DAEMON OFF CACHE BOOL "" FORCE)
endif()
endif()

2
auto_tests/conference_av_test.c
View File

@ -420,7 +420,7 @@ static void test_groupav(AutoTox *autotoxes)
tox_events_callback_conference_connected(autotoxes[i].dispatch, handle_conference_connected);
}
ck_assert_msg(toxav_add_av_groupchat(autotoxes[0].tox, audio_callback, &autotoxes[0]) != UINT32_MAX,
ck_assert_msg(toxav_add_av_groupchat(autotoxes[0].tox, audio_callback, &autotoxes[0]) != -1,
"failed to create group");
printf("tox #%u: inviting its first friend\n", autotoxes[0].index);
ck_assert_msg(tox_conference_invite(autotoxes[0].tox, 0, 0, nullptr) != 0, "failed to invite friend");

2
auto_tests/conference_double_invite_test.c
View File

@ -28,7 +28,7 @@ static void handle_conference_invite(
ck_assert_msg(!state->joined, "invitation callback generated for already joined conference");
if (friend_number != -1) {
if (friend_number != UINT32_MAX) {
Tox_Err_Conference_Join err;
state->conference = tox_conference_join(autotox->tox, friend_number, cookie, length, &err);
ck_assert_msg(err == TOX_ERR_CONFERENCE_JOIN_OK,

2
auto_tests/conference_invite_merge_test.c
View File

@ -21,7 +21,7 @@ static void handle_conference_invite(
const uint8_t *cookie = tox_event_conference_invite_get_cookie(event);
const size_t length = tox_event_conference_invite_get_cookie_length(event);
if (friend_number != -1) {
if (friend_number != UINT32_MAX) {
Tox_Err_Conference_Join err;
state->conference = tox_conference_join(autotox->tox, friend_number, cookie, length, &err);
ck_assert_msg(err == TOX_ERR_CONFERENCE_JOIN_OK,

14
auto_tests/toxav_many_test.c
View File

@ -168,29 +168,33 @@ static void test_av_three_calls(void)
Time_Data time_data;
pthread_mutex_init(&time_data.lock, nullptr);
{
Tox_Options *opts = tox_options_new(nullptr);
ck_assert(opts != nullptr);
tox_options_set_experimental_thread_safety(opts, true);
Tox_Err_New error;
bootstrap = tox_new_log(nullptr, &error, &index[0]);
bootstrap = tox_new_log(opts, &error, &index[0]);
ck_assert(error == TOX_ERR_NEW_OK);
time_data.clock = current_time_monotonic(bootstrap->mono_time);
set_current_time_callback(bootstrap, &time_data);
alice = tox_new_log(nullptr, &error, &index[1]);
alice = tox_new_log(opts, &error, &index[1]);
ck_assert(error == TOX_ERR_NEW_OK);
set_current_time_callback(alice, &time_data);
bobs[0] = tox_new_log(nullptr, &error, &index[2]);
bobs[0] = tox_new_log(opts, &error, &index[2]);
ck_assert(error == TOX_ERR_NEW_OK);
set_current_time_callback(bobs[0], &time_data);
bobs[1] = tox_new_log(nullptr, &error, &index[3]);
bobs[1] = tox_new_log(opts, &error, &index[3]);
ck_assert(error == TOX_ERR_NEW_OK);
set_current_time_callback(bobs[1], &time_data);
bobs[2] = tox_new_log(nullptr, &error, &index[4]);
bobs[2] = tox_new_log(opts, &error, &index[4]);
ck_assert(error == TOX_ERR_NEW_OK);
set_current_time_callback(bobs[2], &time_data);
tox_options_free(opts);
}
printf("Created 5 instances of Tox\n");

1
other/analysis/run-clang
View File

@ -27,7 +27,6 @@ run() {
-Wno-missing-noreturn \
-Wno-old-style-cast \
-Wno-padded \
-Wno-sign-compare \
-Wno-switch-default \
-Wno-tautological-pointer-compare \
-Wno-unreachable-code-return \

2
other/analysis/run-cppcheck
View File

@ -20,8 +20,6 @@ CPPCHECK+=("--suppress=knownConditionTrueFalse")
CPPCHECK+=("--suppress=missingIncludeSystem")
# TODO(iphydf): Maybe fix?
CPPCHECK+=("--suppress=signConversion")
# TODO(iphydf): Fixed in the toxav refactor PR.
CPPCHECK+=("--suppress=redundantAssignment")
# We use this for VLAs.
CPPCHECK_CXX+=("--suppress=allocaCalled")

2
other/bootstrap_daemon/docker/Dockerfile
View File

@ -5,11 +5,11 @@ FROM alpine:3.19.0 AS build
RUN ["apk", "--no-cache", "add",\
"clang",\
"cmake",\
"linux-headers",\
"libconfig-dev",\
"libconfig-static",\
"libsodium-dev",\
"libsodium-static",\
"linux-headers",\
"musl-dev",\
"ninja",\
"python3"]

43
other/bootstrap_daemon/src/config.c
View File

@ -138,9 +138,20 @@ static void parse_tcp_relay_ports_config(config_t *cfg, uint16_t **tcp_relay_por
}
}
// A wrapper function that actually takes a bool argument
static int tox_config_lookup_bool(const config_t *config, const char *path, bool *bool_value)
{
int int_value = 0;
if (config_lookup_bool(config, path, &int_value) == CONFIG_FALSE) {
return CONFIG_FALSE;
}
*bool_value = int_value != 0;
return CONFIG_TRUE;
}
bool get_general_config(const char *cfg_file_path, char **pid_file_path, char **keys_file_path, int *port,
int *enable_ipv6, int *enable_ipv4_fallback, int *enable_lan_discovery, int *enable_tcp_relay,
uint16_t **tcp_relay_ports, int *tcp_relay_port_count, int *enable_motd, char **motd)
bool *enable_ipv6, bool *enable_ipv4_fallback, bool *enable_lan_discovery, bool *enable_tcp_relay,
uint16_t **tcp_relay_ports, int *tcp_relay_port_count, bool *enable_motd, char **motd)
{
config_t cfg;
@ -207,14 +218,14 @@ bool get_general_config(const char *cfg_file_path, char **pid_file_path, char **
memcpy(*keys_file_path, tmp_keys_file, keys_file_path_len);
// Get IPv6 option
if (config_lookup_bool(&cfg, NAME_ENABLE_IPV6, enable_ipv6) == CONFIG_FALSE) {
if (tox_config_lookup_bool(&cfg, NAME_ENABLE_IPV6, enable_ipv6) == CONFIG_FALSE) {
log_write(LOG_LEVEL_WARNING, "No '%s' setting in configuration file.\n", NAME_ENABLE_IPV6);
log_write(LOG_LEVEL_WARNING, "Using default '%s': %s\n", NAME_ENABLE_IPV6, DEFAULT_ENABLE_IPV6 ? "true" : "false");
*enable_ipv6 = DEFAULT_ENABLE_IPV6;
}
// Get IPv4 fallback option
if (config_lookup_bool(&cfg, NAME_ENABLE_IPV4_FALLBACK, enable_ipv4_fallback) == CONFIG_FALSE) {
if (tox_config_lookup_bool(&cfg, NAME_ENABLE_IPV4_FALLBACK, enable_ipv4_fallback) == CONFIG_FALSE) {
log_write(LOG_LEVEL_WARNING, "No '%s' setting in configuration file.\n", NAME_ENABLE_IPV4_FALLBACK);
log_write(LOG_LEVEL_WARNING, "Using default '%s': %s\n", NAME_ENABLE_IPV4_FALLBACK,
DEFAULT_ENABLE_IPV4_FALLBACK ? "true" : "false");
@ -222,7 +233,7 @@ bool get_general_config(const char *cfg_file_path, char **pid_file_path, char **
}
// Get LAN discovery option
if (config_lookup_bool(&cfg, NAME_ENABLE_LAN_DISCOVERY, enable_lan_discovery) == CONFIG_FALSE) {
if (tox_config_lookup_bool(&cfg, NAME_ENABLE_LAN_DISCOVERY, enable_lan_discovery) == CONFIG_FALSE) {
log_write(LOG_LEVEL_WARNING, "No '%s' setting in configuration file.\n", NAME_ENABLE_LAN_DISCOVERY);
log_write(LOG_LEVEL_WARNING, "Using default '%s': %s\n", NAME_ENABLE_LAN_DISCOVERY,
DEFAULT_ENABLE_LAN_DISCOVERY ? "true" : "false");
@ -230,28 +241,28 @@ bool get_general_config(const char *cfg_file_path, char **pid_file_path, char **
}
// Get TCP relay option
if (config_lookup_bool(&cfg, NAME_ENABLE_TCP_RELAY, enable_tcp_relay) == CONFIG_FALSE) {
if (tox_config_lookup_bool(&cfg, NAME_ENABLE_TCP_RELAY, enable_tcp_relay) == CONFIG_FALSE) {
log_write(LOG_LEVEL_WARNING, "No '%s' setting in configuration file.\n", NAME_ENABLE_TCP_RELAY);
log_write(LOG_LEVEL_WARNING, "Using default '%s': %s\n", NAME_ENABLE_TCP_RELAY,
DEFAULT_ENABLE_TCP_RELAY ? "true" : "false");
*enable_tcp_relay = DEFAULT_ENABLE_TCP_RELAY;
}
if (*enable_tcp_relay != 0) {
if (*enable_tcp_relay) {
parse_tcp_relay_ports_config(&cfg, tcp_relay_ports, tcp_relay_port_count);
} else {
*tcp_relay_port_count = 0;
}
// Get MOTD option
if (config_lookup_bool(&cfg, NAME_ENABLE_MOTD, enable_motd) == CONFIG_FALSE) {
if (tox_config_lookup_bool(&cfg, NAME_ENABLE_MOTD, enable_motd) == CONFIG_FALSE) {
log_write(LOG_LEVEL_WARNING, "No '%s' setting in configuration file.\n", NAME_ENABLE_MOTD);
log_write(LOG_LEVEL_WARNING, "Using default '%s': %s\n", NAME_ENABLE_MOTD,
DEFAULT_ENABLE_MOTD ? "true" : "false");
*enable_motd = DEFAULT_ENABLE_MOTD;
}
if (*enable_motd != 0) {
if (*enable_motd) {
// Get MOTD
const char *tmp_motd;
@ -273,14 +284,14 @@ bool get_general_config(const char *cfg_file_path, char **pid_file_path, char **
log_write(LOG_LEVEL_INFO, "'%s': %s\n", NAME_PID_FILE_PATH, *pid_file_path);
log_write(LOG_LEVEL_INFO, "'%s': %s\n", NAME_KEYS_FILE_PATH, *keys_file_path);
log_write(LOG_LEVEL_INFO, "'%s': %d\n", NAME_PORT, *port);
log_write(LOG_LEVEL_INFO, "'%s': %s\n", NAME_ENABLE_IPV6, *enable_ipv6 != 0 ? "true" : "false");
log_write(LOG_LEVEL_INFO, "'%s': %s\n", NAME_ENABLE_IPV4_FALLBACK, *enable_ipv4_fallback != 0 ? "true" : "false");
log_write(LOG_LEVEL_INFO, "'%s': %s\n", NAME_ENABLE_LAN_DISCOVERY, *enable_lan_discovery != 0 ? "true" : "false");
log_write(LOG_LEVEL_INFO, "'%s': %s\n", NAME_ENABLE_IPV6, *enable_ipv6 ? "true" : "false");
log_write(LOG_LEVEL_INFO, "'%s': %s\n", NAME_ENABLE_IPV4_FALLBACK, *enable_ipv4_fallback ? "true" : "false");
log_write(LOG_LEVEL_INFO, "'%s': %s\n", NAME_ENABLE_LAN_DISCOVERY, *enable_lan_discovery ? "true" : "false");
log_write(LOG_LEVEL_INFO, "'%s': %s\n", NAME_ENABLE_TCP_RELAY, *enable_tcp_relay != 0 ? "true" : "false");
log_write(LOG_LEVEL_INFO, "'%s': %s\n", NAME_ENABLE_TCP_RELAY, *enable_tcp_relay ? "true" : "false");
// Show info about tcp ports only if tcp relay is enabled
if (*enable_tcp_relay != 0) {
if (*enable_tcp_relay) {
if (*tcp_relay_port_count == 0) {
log_write(LOG_LEVEL_ERROR, "No TCP ports could be read.\n");
} else {
@ -292,9 +303,9 @@ bool get_general_config(const char *cfg_file_path, char **pid_file_path, char **
}
}
log_write(LOG_LEVEL_INFO, "'%s': %s\n", NAME_ENABLE_MOTD, *enable_motd != 0 ? "true" : "false");
log_write(LOG_LEVEL_INFO, "'%s': %s\n", NAME_ENABLE_MOTD, *enable_motd ? "true" : "false");
if (*enable_motd != 0) {
if (*enable_motd) {
log_write(LOG_LEVEL_INFO, "'%s': %s\n", NAME_MOTD, *motd);
}

6
other/bootstrap_daemon/src/config.h
View File

@ -17,14 +17,14 @@
*
* Important: You are responsible for freeing `pid_file_path` and `keys_file_path`
* also, iff `tcp_relay_ports_count` > 0, then you are responsible for freeing `tcp_relay_ports`
* and also `motd` iff `enable_motd` is set.
* and also `motd` iff `enable_motd` is true.
*
* @return true on success,
* false on failure, doesn't modify any data pointed by arguments.
*/
bool get_general_config(const char *cfg_file_path, char **pid_file_path, char **keys_file_path, int *port,
int *enable_ipv6, int *enable_ipv4_fallback, int *enable_lan_discovery, int *enable_tcp_relay,
uint16_t **tcp_relay_ports, int *tcp_relay_port_count, int *enable_motd, char **motd);
bool *enable_ipv6, bool *enable_ipv4_fallback, bool *enable_lan_discovery, bool *enable_tcp_relay,
uint16_t **tcp_relay_ports, int *tcp_relay_port_count, bool *enable_motd, char **motd);
/**
* Bootstraps off nodes listed in the config file.

14
other/bootstrap_daemon/src/config_defaults.h
View File

@ -1,5 +1,5 @@
/* SPDX-License-Identifier: GPL-3.0-or-later
* Copyright © 2016-2023 The TokTok team.
* Copyright © 2016-2024 The TokTok team.
* Copyright © 2014-2016 Tox project.
*/
@ -10,17 +10,19 @@
#ifndef C_TOXCORE_OTHER_BOOTSTRAP_DAEMON_SRC_CONFIG_DEFAULTS_H
#define C_TOXCORE_OTHER_BOOTSTRAP_DAEMON_SRC_CONFIG_DEFAULTS_H
#include <stdbool.h>
#include "global.h"
#define DEFAULT_PID_FILE_PATH "tox-bootstrapd.pid"
#define DEFAULT_KEYS_FILE_PATH "tox-bootstrapd.keys"
#define DEFAULT_PORT 33445
#define DEFAULT_ENABLE_IPV6 1 // 1 - true, 0 - false
#define DEFAULT_ENABLE_IPV4_FALLBACK 1 // 1 - true, 0 - false
#define DEFAULT_ENABLE_LAN_DISCOVERY 1 // 1 - true, 0 - false
#define DEFAULT_ENABLE_TCP_RELAY 1 // 1 - true, 0 - false
#define DEFAULT_ENABLE_IPV6 true
#define DEFAULT_ENABLE_IPV4_FALLBACK true
#define DEFAULT_ENABLE_LAN_DISCOVERY true
#define DEFAULT_ENABLE_TCP_RELAY true
#define DEFAULT_TCP_RELAY_PORTS 443, 3389, 33445 // comma-separated list of ports
#define DEFAULT_ENABLE_MOTD 1 // 1 - true, 0 - false
#define DEFAULT_ENABLE_MOTD true
#define DEFAULT_MOTD DAEMON_NAME
#endif // C_TOXCORE_OTHER_BOOTSTRAP_DAEMON_SRC_CONFIG_DEFAULTS_H

38
other/bootstrap_daemon/src/tox-bootstrapd.c
View File

@ -1,5 +1,5 @@
/* SPDX-License-Identifier: GPL-3.0-or-later
* Copyright © 2016-2018 The TokTok team.
* Copyright © 2016-2024 The TokTok team.
* Copyright © 2014-2016 Tox project.
*/
@ -240,13 +240,13 @@ int main(int argc, char *argv[])
char *pid_file_path = nullptr;
char *keys_file_path = nullptr;
int start_port = 0;
int enable_ipv6 = 0;
int enable_ipv4_fallback = 0;
int enable_lan_discovery = 0;
int enable_tcp_relay = 0;
bool enable_ipv6 = false;
bool enable_ipv4_fallback = false;
bool enable_lan_discovery = false;
bool enable_tcp_relay = false;
uint16_t *tcp_relay_ports = nullptr;
int tcp_relay_port_count = 0;
int enable_motd = 0;
bool enable_motd = false;
char *motd = nullptr;
if (get_general_config(cfg_file_path, &pid_file_path, &keys_file_path, &start_port, &enable_ipv6, &enable_ipv4_fallback,
@ -281,7 +281,7 @@ int main(int argc, char *argv[])
free(pid_file_path);
IP ip;
ip_init(&ip, enable_ipv6 != 0);
ip_init(&ip, enable_ipv6);
Logger *logger = logger_new();
@ -296,10 +296,10 @@ int main(int argc, char *argv[])
Networking_Core *net = new_networking_ex(logger, mem, ns, &ip, start_port, end_port, nullptr);
if (net == nullptr) {
if (enable_ipv6 != 0 && enable_ipv4_fallback != 0) {
if (enable_ipv6 && enable_ipv4_fallback) {
log_write(LOG_LEVEL_WARNING, "Couldn't initialize IPv6 networking. Falling back to using IPv4.\n");
enable_ipv6 = 0;
ip_init(&ip, enable_ipv6 != 0);
enable_ipv6 = false;
ip_init(&ip, enable_ipv6);
net = new_networking_ex(logger, mem, ns, &ip, start_port, end_port, nullptr);
if (net == nullptr) {
@ -334,7 +334,7 @@ int main(int argc, char *argv[])
mono_time_update(mono_time);
DHT *const dht = new_dht(logger, mem, rng, ns, mono_time, net, true, enable_lan_discovery != 0);
DHT *const dht = new_dht(logger, mem, rng, ns, mono_time, net, true, enable_lan_discovery);
if (dht == nullptr) {
log_write(LOG_LEVEL_ERROR, "Couldn't initialize Tox DHT instance. Exiting.\n");
@ -429,7 +429,7 @@ int main(int argc, char *argv[])
gca_onion_init(group_announce, onion_a);
if (enable_motd != 0) {
if (enable_motd) {
if (bootstrap_set_callbacks(dht_get_net(dht), DAEMON_VERSION_NUMBER, (uint8_t *)motd, strlen(motd) + 1) == 0) {
log_write(LOG_LEVEL_INFO, "Set MOTD successfully.\n");
free(motd);
@ -472,7 +472,7 @@ int main(int argc, char *argv[])
TCP_Server *tcp_server = nullptr;
if (enable_tcp_relay != 0) {
if (enable_tcp_relay) {
if (tcp_relay_port_count == 0) {
log_write(LOG_LEVEL_ERROR, "No TCP relay ports read. Exiting.\n");
kill_onion_announce(onion_a);
@ -488,7 +488,7 @@ int main(int argc, char *argv[])
return 1;
}
tcp_server = new_tcp_server(logger, mem, rng, ns, enable_ipv6 != 0,
tcp_server = new_tcp_server(logger, mem, rng, ns, enable_ipv6,
tcp_relay_port_count, tcp_relay_ports,
dht_get_self_secret_key(dht), onion, forwarding);
@ -535,7 +535,7 @@ int main(int argc, char *argv[])
}
}
if (bootstrap_from_config(cfg_file_path, dht, enable_ipv6 != 0)) {
if (bootstrap_from_config(cfg_file_path, dht, enable_ipv6)) {
log_write(LOG_LEVEL_INFO, "List of bootstrap nodes read successfully.\n");
} else {
log_write(LOG_LEVEL_ERROR, "Couldn't read list of bootstrap nodes in %s. Exiting.\n", cfg_file_path);
@ -561,7 +561,7 @@ int main(int argc, char *argv[])
Broadcast_Info *broadcast = nullptr;
if (enable_lan_discovery != 0) {
if (enable_lan_discovery) {
broadcast = lan_discovery_init(ns);
log_write(LOG_LEVEL_INFO, "Initialized LAN discovery successfully.\n");
}
@ -589,12 +589,12 @@ int main(int argc, char *argv[])
do_dht(dht);
if (enable_lan_discovery != 0 && mono_time_is_timeout(mono_time, last_lan_discovery, LAN_DISCOVERY_INTERVAL)) {
if (enable_lan_discovery && mono_time_is_timeout(mono_time, last_lan_discovery, LAN_DISCOVERY_INTERVAL)) {
lan_discovery_send(dht_get_net(dht), broadcast, dht_get_self_public_key(dht), net_htons_port);
last_lan_discovery = mono_time_get(mono_time);
}
if (enable_tcp_relay != 0) {
if (enable_tcp_relay) {
do_tcp_server(tcp_server, mono_time);
}
@ -618,7 +618,7 @@ int main(int argc, char *argv[])
break;
default:
log_write(LOG_LEVEL_INFO, "Received (%d) signal. Exiting.\n", caught_signal);
log_write(LOG_LEVEL_INFO, "Received (%ld) signal. Exiting.\n", (long)caught_signal);
}
lan_discovery_kill(broadcast);

2
other/bootstrap_daemon/websocket/websockify/go.mod
View File

@ -4,4 +4,4 @@ go 1.17
require github.com/gorilla/websocket v1.5.1
require golang.org/x/net v0.17.0 // indirect
require golang.org/x/net v0.23.0 // indirect

11
other/bootstrap_daemon/websocket/websockify/go.sum
View File

@ -4,6 +4,8 @@ github.com/yuin/goldmark v1.4.13/go.mod h1:6yULJ656Px+3vBD8DxQVa3kxgyrAnzto9xy5t
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
golang.org/x/crypto v0.14.0/go.mod h1:MVFd36DqK4CsrnJYDkBA3VC4m2GkXAM0PvzMCn4JQf4=
golang.org/x/crypto v0.19.0/go.mod h1:Iy9bg/ha4yyC70EfRS8jz+B6ybOBKMaSxLj6P6oBDfU=
golang.org/x/crypto v0.21.0/go.mod h1:0BP7YvVV9gBbVKyeTG0Gyn+gZm94bibOW5BjDEYAOMs=
golang.org/x/mod v0.6.0-dev.0.20220419223038-86c51ed26bb4/go.mod h1:jJ57K6gSWd91VN4djpZkiMVwK6gcyfeH4XE8wZrZaV4=
golang.org/x/mod v0.8.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs=
golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
@ -11,8 +13,10 @@ golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v
golang.org/x/net v0.0.0-20220722155237-a158d28d115b/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c=
golang.org/x/net v0.6.0/go.mod h1:2Tu9+aMcznHK/AK1HMvgo6xiTLG5rD5rZLDS+rp2Bjs=
golang.org/x/net v0.10.0/go.mod h1:0qNGK6F8kojg2nk9dLZ2mShWaEBan6FAoqfSigmmuDg=
golang.org/x/net v0.17.0 h1:pVaXccu2ozPjCXewfr1S7xza/zcXTity9cCdXQYSjIM=
golang.org/x/net v0.17.0/go.mod h1:NxSsAGuq816PNPmqtQdLE42eU2Fs7NoRIZrHJAlaCOE=
golang.org/x/net v0.21.0/go.mod h1:bIjVDfnllIU7BJ2DNgfnXvpSvtn8VRwhlsaeUTyUS44=
golang.org/x/net v0.23.0 h1:7EYJ93RZ9vYSZAIb2x3lnuvqO5zneoD6IvWjuhfxjTs=
golang.org/x/net v0.23.0/go.mod h1:JKghWKKOSdJwpW2GEx0Ja7fmaKnMsbu+MWVZTokSYmg=
golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sync v0.0.0-20220722155255-886fb9371eb4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sync v0.1.0/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
@ -24,17 +28,22 @@ golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f/go.mod h1:oPkhp1MJrh7nUepCBc
golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.8.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.13.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.17.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
golang.org/x/sys v0.18.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
golang.org/x/term v0.5.0/go.mod h1:jMB1sMXY+tzblOD4FWmEbocvup2/aLOaQEp7JmGp78k=
golang.org/x/term v0.8.0/go.mod h1:xPskH00ivmX89bAKVGSKKtLOWNx2+17Eiy94tnKShWo=
golang.org/x/term v0.13.0/go.mod h1:LTmsnFJwVN6bCy1rVCoS+qHT1HhALEFxKncY3WNNh4U=
golang.org/x/term v0.17.0/go.mod h1:lLRBjIVuehSbZlaOtGMbcMncT+aqLLLmKrsjNrUguwk=
golang.org/x/term v0.18.0/go.mod h1:ILwASektA3OnRv7amZ1xhE/KTR+u50pbXfZ03+6Nx58=
golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
golang.org/x/text v0.7.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
golang.org/x/text v0.9.0/go.mod h1:e1OnstbJyHTd6l/uOt8jFFHp6TRDWZR/bV3emEE/zU8=
golang.org/x/text v0.13.0/go.mod h1:TvPlkZtksWOMsz7fbANvkp4WM8x/WCo/om8BMLbz+aE=
golang.org/x/text v0.14.0/go.mod h1:18ZOQIKpY8NJVqYksKHtTdi31H5itFRjB5/qKTNYzSU=
golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
golang.org/x/tools v0.1.12/go.mod h1:hNGJHUnrk76NpqgfD5Aqm5Crs+Hm0VOH/i9J2+nxYbc=

4
other/docker/perf/Dockerfile
View File

@ -3,10 +3,10 @@ FROM alpine:3.14.0
RUN ["apk", "add", "--no-cache", \
"bash", \
"gcc", \
"linux-headers", \
"musl-dev", \
"libsodium-dev", \
"libvpx-dev", \
"linux-headers", \
"musl-dev", \
"opus-dev", \
"perf"]

5
other/event_tooling/generate_event_c.cpp
View File

@ -444,7 +444,10 @@ void generate_event_impl(const std::string& event_name, const std::vector<EventT
f << " Tox_Event event;\n";
f << " event.type = TOX_EVENT_" << str_toupper(event_name) << ";\n";
f << " event.data." << event_name_l << " = " << event_name_l << ";\n\n";
f << " tox_events_add(events, &event);\n";
f << " if (!tox_events_add(events, &event)) {\n";
f << " tox_event_" << event_name_l << "_free(" << event_name_l << ", mem);\n";
f << " return nullptr;\n";
f << " }\n";
f << " return " << event_name_l << ";\n}\n\n";
// unpack

4
other/fun/save-generator.c
View File

@ -137,7 +137,7 @@ int main(int argc, char *argv[])
printf("Failed to set status. Error number: %d\n", err);
}
for (unsigned int i = 2; i < argc; i++) { //start at 2 because that is where the tox ids are
for (int i = 2; i < argc; i++) { //start at 2 because that is where the tox ids are
uint8_t *address = hex_string_to_bin(argv[i]);
Tox_Err_Friend_Add friend_err;
tox_friend_add(tox, address, (const uint8_t *)GENERATED_REQUEST_MESSAGE, strlen(GENERATED_REQUEST_MESSAGE),
@ -145,7 +145,7 @@ int main(int argc, char *argv[])
free(address);
if (friend_err != TOX_ERR_FRIEND_ADD_OK) {
printf("Failed to add friend number %u. Error number: %d\n", i - 1, friend_err);
printf("Failed to add friend number %d. Error number: %d\n", i - 1, friend_err);
}
}

6
other/fun/sign.c
View File

@ -35,7 +35,7 @@ static int load_file(const char *filename, unsigned char **result)
fseek(f, 0, SEEK_SET);
*result = (unsigned char *)malloc(size + 1);
if (size != fread(*result, sizeof(char), size, f)) {
if ((size_t)size != fread(*result, sizeof(char), size, f)) {
free(*result);
fclose(f);
return -2; // -2 means file reading fail
@ -55,13 +55,13 @@ int main(int argc, char *argv[])
crypto_sign_ed25519_keypair(pk, sk);
printf("Public key:\n");
for (int i = 0; i < crypto_sign_ed25519_PUBLICKEYBYTES; ++i) {
for (uint32_t i = 0; i < crypto_sign_ed25519_PUBLICKEYBYTES; ++i) {
printf("%02X", pk[i]);
}
printf("\nSecret key:\n");
for (int i = 0; i < crypto_sign_ed25519_SECRETKEYBYTES; ++i) {
for (uint32_t i = 0; i < crypto_sign_ed25519_SECRETKEYBYTES; ++i) {
printf("%02X", sk[i]);
}

2
other/fun/strkey.c
View File

@ -117,7 +117,7 @@ int main(int argc, char *argv[])
#endif
crypto_box_keypair(public_key, secret_key);
for (int i = 0; i <= crypto_box_PUBLICKEYBYTES - len; ++i) {
for (uint32_t i = 0; i <= crypto_box_PUBLICKEYBYTES - len; ++i) {
if (memcmp(public_key + i, desired_bin, len) == 0) {
found = 1;
break;

71
testing/Dockerfile
View File

@ -10,22 +10,34 @@ ENV NO_ARCH_OPT 1
RUN apt-get update && \
apt-get -y install --no-install-suggests --no-install-recommends \
apt-transport-https \
apt-utils \
automake \
ninja-build \
bash-completion \
bison flex \
build-essential \
git \
python3 python3-dev python3-setuptools python-is-python3 \
libtool libtool-bin \
libglib2.0-dev \
wget vim jupp nano bash-completion less \
apt-utils apt-transport-https ca-certificates gnupg dialog \
libpixman-1-dev \
gnuplot-nox \
screen \
ca-certificates \
cmake \
parallel \
dialog \
git \
gnupg \
gnuplot-nox \
jupp \
less \
libglib2.0-dev \
libpixman-1-dev \
libsodium-dev \
libtool libtool-bin \
nano \
ninja-build \
parallel \
python-is-python3 \
python3 \
python3-dev \
python3-setuptools \
screen \
vim \
wget \
&& rm -rf /var/lib/apt/lists/*
RUN echo "deb http://apt.llvm.org/focal/ llvm-toolchain-focal-12 main" >> /etc/apt/sources.list && \
@ -36,12 +48,37 @@ RUN echo "deb http://ppa.launchpad.net/ubuntu-toolchain-r/test/ubuntu focal main
RUN apt-get update && apt-get full-upgrade -y && \
apt-get -y install --no-install-suggests --no-install-recommends \
gcc-10 g++-10 gcc-10-plugin-dev gcc-10-multilib gcc-multilib gdb lcov \
clang-12 clang-tools-12 libc++1-12 libc++-12-dev \
libc++abi1-12 libc++abi-12-dev libclang1-12 libclang-12-dev \
libclang-common-12-dev libclang-cpp12 libclang-cpp12-dev liblld-12 \
liblld-12-dev liblldb-12 liblldb-12-dev libllvm12 libomp-12-dev \
libomp5-12 lld-12 lldb-12 llvm-12 llvm-12-dev llvm-12-runtime llvm-12-tools \
clang-12 \
clang-tools-12 \
g++-10 \
gcc-10 \
gcc-10-multilib \
gcc-10-plugin-dev \
gcc-multilib \
gdb \
lcov \
libc++-12-dev \
libc++1-12 \
libc++abi-12-dev \
libc++abi1-12 \
libclang-12-dev \
libclang-common-12-dev \
libclang-cpp12 \
libclang-cpp12-dev \
libclang1-12 \
liblld-12 \
liblld-12-dev \
liblldb-12 \
liblldb-12-dev \
libllvm12 \
libomp-12-dev \
libomp5-12 \
lld-12 \
lldb-12 \
llvm-12 \
llvm-12-dev \
llvm-12-runtime \
llvm-12-tools \
&& rm -rf /var/lib/apt/lists/*
RUN update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-10 0

2
third_party/cmp vendored

@ -1 +1 @@
Subproject commit 643e6a62d4eb0ec2277de269cda33da02cba2756
Subproject commit 2ac6bca152987c805c04423ebbba4b750585337f

123
toxav/BUILD.bazel
View File

@ -42,127 +42,32 @@ cc_library(
)
cc_library(
name = "bwcontroller",
srcs = ["bwcontroller.c"],
hdrs = ["bwcontroller.h"],
name = "toxav",
srcs = glob(
[
"*.c",
"*.h",
],
exclude = ["toxav.h"],
),
hdrs = ["toxav.h"],
visibility = ["//c-toxcore:__subpackages__"],
deps = [
":ring_buffer",
"//c-toxcore/toxcore",
"//c-toxcore/toxcore:Messenger",
"//c-toxcore/toxcore:ccompat",
"//c-toxcore/toxcore:logger",
"//c-toxcore/toxcore:mono_time",
"//c-toxcore/toxcore:tox",
"//c-toxcore/toxcore:util",
],
)
cc_library(
name = "rtp",
srcs = ["rtp.c"],
hdrs = ["rtp.h"],
deps = [
":bwcontroller",
"//c-toxcore/toxcore:Messenger",
"//c-toxcore/toxcore:ccompat",
"//c-toxcore/toxcore:logger",
"//c-toxcore/toxcore:mono_time",
"//c-toxcore/toxcore:tox",
"//c-toxcore/toxcore:util",
],
)
cc_test(
name = "rtp_test",
size = "small",
srcs = ["rtp_test.cc"],
deps = [
":rtp",
"//c-toxcore/toxcore:crypto_core",
"@com_google_googletest//:gtest",
"@com_google_googletest//:gtest_main",
],
)
cc_library(
name = "audio",
srcs = ["audio.c"],
hdrs = ["audio.h"],
deps = [
":public_api",
":rtp",
"//c-toxcore/toxcore:ccompat",
"//c-toxcore/toxcore:logger",
"//c-toxcore/toxcore:mono_time",
"//c-toxcore/toxcore:util",
"@opus",
],
)
cc_library(
name = "video",
srcs = [
"msi.c",
"video.c",
],
hdrs = [
"msi.h",
"video.h",
],
deps = [
":audio",
":public_api",
":ring_buffer",
":rtp",
"//c-toxcore/toxcore:Messenger",
"//c-toxcore/toxcore:ccompat",
"//c-toxcore/toxcore:logger",
"//c-toxcore/toxcore:mono_time",
"//c-toxcore/toxcore:network",
"//c-toxcore/toxcore:util",
"@libvpx",
],
)
cc_library(
name = "groupav",
srcs = ["groupav.c"],
hdrs = ["groupav.h"],
deps = [
"//c-toxcore/toxcore",
"//c-toxcore/toxcore:ccompat",
"//c-toxcore/toxcore:group",
"//c-toxcore/toxcore:logger",
"//c-toxcore/toxcore:mono_time",
"//c-toxcore/toxcore:net_crypto",
"//c-toxcore/toxcore:network",
"//c-toxcore/toxcore:tox",
"//c-toxcore/toxcore:util",
"@libsodium",
"@libvpx",
"@opus",
],
)
cc_library(
name = "toxav",
srcs = [
"toxav.c",
"toxav_old.c",
],
hdrs = [
"toxav.h",
],
visibility = ["//c-toxcore:__subpackages__"],
deps = [
":groupav",
":rtp",
":video",
"//c-toxcore/toxcore:Messenger",
"//c-toxcore/toxcore:ccompat",
"//c-toxcore/toxcore:logger",
"//c-toxcore/toxcore:mono_time",
"//c-toxcore/toxcore:tox",
"//c-toxcore/toxcore:util",
],
)
sh_library(
name = "cimple_files",
srcs = glob([

1
toxav/Makefile.inc
View File

@ -19,6 +19,7 @@ libtoxav_la_SOURCES = ../toxav/rtp.h \
../toxav/ring_buffer.h \
../toxav/ring_buffer.c \
../toxav/toxav.h \
../toxav/toxav_hacks.h \
../toxav/toxav.c \
../toxav/toxav_old.c

13
toxav/audio.c
View File

@ -13,6 +13,7 @@
#include "../toxcore/ccompat.h"
#include "../toxcore/logger.h"
#include "../toxcore/mono_time.h"
#include "../toxcore/network.h"
static struct JitterBuffer *jbuf_new(uint32_t capacity);
static void jbuf_clear(struct JitterBuffer *q);
@ -25,6 +26,8 @@ static bool reconfigure_audio_encoder(const Logger *log, OpusEncoder **e, uint32
uint8_t new_ch, uint32_t *old_br, uint32_t *old_sr, uint8_t *old_ch);
static bool reconfigure_audio_decoder(ACSession *ac, uint32_t sampling_rate, uint8_t channels);
ACSession *ac_new(Mono_Time *mono_time, const Logger *log, ToxAV *av, uint32_t friend_number,
toxav_audio_receive_frame_cb *cb, void *cb_data)
{
@ -150,7 +153,7 @@ void ac_iterate(ACSession *ac)
ac->lp_channel_count = opus_packet_get_nb_channels(msg->data + 4);
/* NOTE: even though OPUS supports decoding mono frames with stereo decoder and vice versa,
/** NOTE: even though OPUS supports decoding mono frames with stereo decoder and vice versa,
* it didn't work quite well.
*/
if (!reconfigure_audio_decoder(ac, ac->lp_sampling_rate, ac->lp_channel_count)) {
@ -273,6 +276,7 @@ static struct JitterBuffer *jbuf_new(uint32_t capacity)
q->capacity = capacity;
return q;
}
static void jbuf_clear(struct JitterBuffer *q)
{
while (q->bottom != q->top) {
@ -281,6 +285,7 @@ static void jbuf_clear(struct JitterBuffer *q)
++q->bottom;
}
}
static void jbuf_free(struct JitterBuffer *q)
{
if (q == nullptr) {
@ -291,6 +296,11 @@ static void jbuf_free(struct JitterBuffer *q)
free(q->queue);
free(q);
}
/*
* if -1 is returned the RTPMessage m needs to be free'd by the caller
* if 0 is returned the RTPMessage m is stored in the ringbuffer and must NOT be freed by the caller
*/
static int jbuf_write(const Logger *log, struct JitterBuffer *q, struct RTPMessage *m)
{
const uint16_t sequnum = m->header.sequnum;
@ -319,6 +329,7 @@ static int jbuf_write(const Logger *log, struct JitterBuffer *q, struct RTPMessa
return 0;
}
static struct RTPMessage *jbuf_read(struct JitterBuffer *q, int32_t *success)
{
if (q->top == q->bottom) {

103
toxav/bwcontroller.c
View File

@ -10,12 +10,16 @@
#include <string.h>
#include "ring_buffer.h"
#include "toxav_hacks.h"
#include "../toxcore/ccompat.h"
#include "../toxcore/logger.h"
#include "../toxcore/mono_time.h"
#include "../toxcore/network.h"
#include "../toxcore/tox_private.h"
#include "../toxcore/util.h"
#define BWC_PACKET_ID 196
#define BWC_SEND_INTERVAL_MS 950 // 0.95s
#define BWC_AVG_PKT_COUNT 20
@ -38,9 +42,8 @@ typedef struct BWCRcvPkt {
struct BWController {
m_cb *mcb;
void *mcb_user_data;
Messenger *m;
Tox *tox;
const Logger *log;
uint32_t friend_number;
BWCCycle cycle;
@ -49,6 +52,7 @@ struct BWController {
uint32_t packet_loss_counted_cycles;
Mono_Time *bwc_mono_time;
bool bwc_receive_active; /* if this is set to false then incoming bwc packets will not be processed by bwc_handle_data() */
};
struct BWCMessage {
@ -56,11 +60,11 @@ struct BWCMessage {
uint32_t recv;
};
static int bwc_handle_data(Messenger *m, uint32_t friend_number, const uint8_t *data, uint16_t length, void *object);
static int bwc_send_custom_lossy_packet(Tox *tox, int32_t friendnumber, const uint8_t *data, uint32_t length);
static void bwc_handle_data(Tox *tox, uint32_t friend_number, const uint8_t *data, size_t length, void *user_data);
static void send_update(BWController *bwc);
BWController *bwc_new(Messenger *m, Tox *tox, uint32_t friendnumber, m_cb *mcb, void *mcb_user_data,
BWController *bwc_new(const Logger *log, Tox *tox, uint32_t friendnumber, m_cb *mcb, void *mcb_user_data,
Mono_Time *bwc_mono_time)
{
BWController *retu = (BWController *)calloc(1, sizeof(BWController));
@ -69,16 +73,18 @@ BWController *bwc_new(Messenger *m, Tox *tox, uint32_t friendnumber, m_cb *mcb,
return nullptr;
}
LOGGER_DEBUG(m->log, "Creating bandwidth controller");
LOGGER_DEBUG(log, "Creating bandwidth controller");
retu->mcb = mcb;
retu->mcb_user_data = mcb_user_data;
retu->m = m;
retu->friend_number = friendnumber;
retu->bwc_mono_time = bwc_mono_time;
const uint64_t now = current_time_monotonic(bwc_mono_time);
retu->cycle.last_sent_timestamp = now;
retu->cycle.last_refresh_timestamp = now;
retu->tox = tox;
retu->log = log;
retu->bwc_receive_active = true;
retu->rcvpkt.rb = rb_new(BWC_AVG_PKT_COUNT);
retu->cycle.lost = 0;
retu->cycle.recv = 0;
@ -89,7 +95,6 @@ BWController *bwc_new(Messenger *m, Tox *tox, uint32_t friendnumber, m_cb *mcb,
rb_write(retu->rcvpkt.rb, &retu->rcvpkt.packet_length_array[i]);
}
m_callback_rtp_packet(m, friendnumber, BWC_PACKET_ID, bwc_handle_data, retu);
return retu;
}
@ -99,7 +104,6 @@ void bwc_kill(BWController *bwc)
return;
}
m_callback_rtp_packet(bwc->m, bwc->friend_number, BWC_PACKET_ID, nullptr, nullptr);
rb_kill(bwc->rcvpkt.rb);
free(bwc);
}
@ -111,7 +115,7 @@ void bwc_add_lost(BWController *bwc, uint32_t bytes_lost)
}
if (bytes_lost > 0) {
LOGGER_DEBUG(bwc->m->log, "BWC lost(1): %d", (int)bytes_lost);
LOGGER_DEBUG(bwc->log, "BWC lost(1): %d", (int)bytes_lost);
bwc->cycle.lost += bytes_lost;
send_update(bwc);
}
@ -135,7 +139,7 @@ static void send_update(BWController *bwc)
bwc->packet_loss_counted_cycles = 0;
if (bwc->cycle.lost != 0) {
LOGGER_DEBUG(bwc->m->log, "%p Sent update rcv: %u lost: %u percent: %f %%",
LOGGER_DEBUG(bwc->log, "%p Sent update rcv: %u lost: %u percent: %f %%",
(void *)bwc, bwc->cycle.recv, bwc->cycle.lost,
((double)bwc->cycle.lost / (bwc->cycle.recv + bwc->cycle.lost)) * 100.0);
uint8_t bwc_packet[sizeof(struct BWCMessage) + 1];
@ -148,13 +152,11 @@ static void send_update(BWController *bwc)
offset += net_pack_u32(bwc_packet + offset, bwc->cycle.recv);
assert(offset == sizeof(bwc_packet));
if (bwc_send_custom_lossy_packet(bwc->tox, bwc->friend_number, bwc_packet, sizeof(bwc_packet)) == -1) {
char *netstrerror = net_new_strerror(net_error());
char *stdstrerror = net_new_strerror(errno);
LOGGER_WARNING(bwc->m->log, "BWC send failed (len: %u)! std error: %s, net error %s",
(unsigned)sizeof(bwc_packet), stdstrerror, netstrerror);
net_kill_strerror(stdstrerror);
net_kill_strerror(netstrerror);
Tox_Err_Friend_Custom_Packet error;
tox_friend_send_lossy_packet(bwc->tox, bwc->friend_number, bwc_packet, sizeof(bwc_packet), &error);
if (error != TOX_ERR_FRIEND_CUSTOM_PACKET_OK) {
LOGGER_WARNING(bwc->log, "BWC send failed: %d", error);
}
}
@ -166,11 +168,11 @@ static void send_update(BWController *bwc)
static int on_update(BWController *bwc, const struct BWCMessage *msg)
{
LOGGER_DEBUG(bwc->m->log, "%p Got update from peer", (void *)bwc);
LOGGER_DEBUG(bwc->log, "%p Got update from peer", (void *)bwc);
/* Peers sent update too soon */
if (bwc->cycle.last_recv_timestamp + BWC_SEND_INTERVAL_MS > current_time_monotonic(bwc->bwc_mono_time)) {
LOGGER_INFO(bwc->m->log, "%p Rejecting extra update", (void *)bwc);
LOGGER_INFO(bwc->log, "%p Rejecting extra update", (void *)bwc);
return -1;
}
@ -180,8 +182,8 @@ static int on_update(BWController *bwc, const struct BWCMessage *msg)
if (lost != 0 && bwc->mcb != nullptr) {
const uint32_t recv = msg->recv;
LOGGER_DEBUG(bwc->m->log, "recved: %u lost: %u percentage: %f %%", recv, lost,
((double)lost / (recv + lost)) * 100.0);
LOGGER_DEBUG(bwc->log, "recved: %u lost: %u percentage: %f %%", recv, lost,
((double) lost / (recv + lost)) * 100.0);
bwc->mcb(bwc, bwc->friend_number,
(float)lost / (recv + lost),
bwc->mcb_user_data);
@ -190,28 +192,41 @@ static int on_update(BWController *bwc, const struct BWCMessage *msg)
return 0;
}
/*
* return -1 on failure, 0 on success
*
*/
static int bwc_send_custom_lossy_packet(Tox *tox, int32_t friendnumber, const uint8_t *data, uint32_t length)
static void bwc_handle_data(Tox *tox, uint32_t friend_number, const uint8_t *data, size_t length, void *user_data)
{
Tox_Err_Friend_Custom_Packet error;
tox_friend_send_lossy_packet(tox, friendnumber, data, (size_t)length, &error);
/* get BWController object from Tox and friend number */
ToxAV *toxav = (ToxAV *)tox_get_av_object(tox);
if (error == TOX_ERR_FRIEND_CUSTOM_PACKET_OK) {
return 0;
if (toxav == nullptr) {
// LOGGER_ERROR(log, "Could not get ToxAV object from Tox");
return;
}
return -1;
}
static int bwc_handle_data(Messenger *m, uint32_t friend_number, const uint8_t *data, uint16_t length, void *object)
{
BWController *bwc = (BWController *)object;
const Logger *log = toxav_get_logger(toxav);
if (length - 1 != sizeof(struct BWCMessage)) {
return -1;
LOGGER_ERROR(log, "Got BWCMessage of insufficient size.");
return;
}
const ToxAVCall *call = call_get(toxav, friend_number);
if (call == nullptr) {
LOGGER_ERROR(log, "Could not get ToxAVCall object from ToxAV.");
return;
}
/* get Call object from Tox and friend number */
BWController *bwc = bwc_controller_get(call);
if (bwc == nullptr) {
LOGGER_WARNING(log, "No session!");
return;
}
if (!bwc->bwc_receive_active) {
LOGGER_WARNING(log, "receiving not allowed!");
return;
}
size_t offset = 1; // Ignore packet id.
@ -220,5 +235,15 @@ static int bwc_handle_data(Messenger *m, uint32_t friend_number, const uint8_t *
offset += net_unpack_u32(data + offset, &msg.recv);
assert(offset == length);
return on_update(bwc, &msg);
on_update(bwc, &msg);
}
void bwc_allow_receiving(Tox *tox)
{
tox_callback_friend_lossy_packet_per_pktid(tox, bwc_handle_data, BWC_PACKET_ID);
}
void bwc_stop_receiving(Tox *tox)
{
tox_callback_friend_lossy_packet_per_pktid(tox, nullptr, BWC_PACKET_ID);
}

11
toxav/bwcontroller.h
View File

@ -5,19 +5,24 @@
#ifndef C_TOXCORE_TOXAV_BWCONTROLLER_H
#define C_TOXCORE_TOXAV_BWCONTROLLER_H
#include "../toxcore/Messenger.h"
#include <stdint.h>
#include "../toxcore/logger.h"
#include "../toxcore/mono_time.h"
#include "../toxcore/tox.h"
typedef struct BWController BWController;
typedef void m_cb(BWController *bwc, uint32_t friend_number, float loss, void *user_data);
BWController *bwc_new(Messenger *m, Tox *tox, uint32_t friendnumber, m_cb *mcb, void *mcb_user_data,
Mono_Time *bwc_mono_time);
BWController *bwc_new(const Logger *log, Tox *tox, uint32_t friendnumber,
m_cb *mcb, void *mcb_user_data, Mono_Time *bwc_mono_time);
void bwc_kill(BWController *bwc);
void bwc_add_lost(BWController *bwc, uint32_t bytes_lost);
void bwc_add_recv(BWController *bwc, uint32_t recv_bytes);
void bwc_allow_receiving(Tox *tox);
void bwc_stop_receiving(Tox *tox);
#endif /* C_TOXCORE_TOXAV_BWCONTROLLER_H */

4
toxav/groupav.c
View File

@ -476,7 +476,7 @@ int groupchat_enable_av(const Logger *log, Tox *tox, Group_Chats *g_c, uint32_t
return -1;
}
for (uint32_t i = 0; i < numpeers; ++i) {
for (uint32_t i = 0; i < (uint32_t)numpeers; ++i) {
group_av_peer_new(group_av, conference_number, i);
}
@ -508,7 +508,7 @@ int groupchat_disable_av(const Group_Chats *g_c, uint32_t conference_number)
return -1;
}
for (uint32_t i = 0; i < numpeers; ++i) {
for (uint32_t i = 0; i < (uint32_t)numpeers; ++i) {
group_av_peer_delete(group_av, conference_number, group_peer_get_object(g_c, conference_number, i));
group_peer_set_object(g_c, conference_number, i, nullptr);
}

462
toxav/msi.c
View File

@ -9,8 +9,13 @@
#include <stdlib.h>
#include <string.h>
#include "toxav_hacks.h"
#include "../toxcore/ccompat.h"
#include "../toxcore/logger.h"
#include "../toxcore/net_crypto.h"
#include "../toxcore/tox.h"
#include "../toxcore/tox_private.h"
#include "../toxcore/util.h"
#define MSI_MAXMSG_SIZE 256
@ -55,20 +60,20 @@ typedef struct MSIMessage {
} MSIMessage;
static void msg_init(MSIMessage *dest, MSIRequest request);
static void kill_call(const Logger *log, MSICall *call);
static int msg_parse_in(const Logger *log, MSIMessage *dest, const uint8_t *data, uint16_t length);
static uint8_t *msg_parse_header_out(MSIHeaderID id, uint8_t *dest, const uint8_t *value, uint8_t value_len,
uint16_t *length);
static int send_message(const Messenger *m, uint32_t friend_number, const MSIMessage *msg);
static int send_error(const Messenger *m, uint32_t friend_number, MSIError error);
static bool invoke_callback(MSICall *call, MSICallbackID cb);
static int send_message(const Logger *log, Tox *tox, uint32_t friend_number, const MSIMessage *msg);
static int send_error(const Logger *log, Tox *tox, uint32_t friend_number, MSIError error);
static MSICall *get_call(MSISession *session, uint32_t friend_number);
static MSICall *new_call(MSISession *session, uint32_t friend_number);
static void kill_call(MSICall *call);
static void on_peer_status(Messenger *m, uint32_t friend_number, bool is_online, void *user_data);
static void handle_init(MSICall *call, const MSIMessage *msg);
static void handle_push(MSICall *call, const MSIMessage *msg);
static void handle_pop(MSICall *call, const MSIMessage *msg);
static void handle_msi_packet(Messenger *m, uint32_t friend_number, const uint8_t *data, uint16_t length, void *user_data);
static bool invoke_callback(const Logger *log, MSICall *call, MSICallbackID cb);
static void handle_init(const Logger *log, MSICall *call, const MSIMessage *msg);
static void handle_push(const Logger *log, MSICall *call, const MSIMessage *msg);
static void handle_pop(const Logger *log, MSICall *call, const MSIMessage *msg);
static void handle_msi_packet(Tox *tox, uint32_t friend_number, const uint8_t *data, size_t length,
void *user_data);
/*
* Public functions
@ -99,43 +104,43 @@ void msi_callback_capabilities(MSISession *session, msi_action_cb *callback)
session->capabilities_callback = callback;
}
MSISession *msi_new(Messenger *m)
MSISession *msi_new(const Logger *log, Tox *tox)
{
if (m == nullptr) {
if (tox == nullptr) {
return nullptr;
}
MSISession *retu = (MSISession *)calloc(1, sizeof(MSISession));
if (retu == nullptr) {
LOGGER_ERROR(m->log, "Allocation failed! Program might misbehave!");
LOGGER_ERROR(log, "Allocation failed! Program might misbehave!");
return nullptr;
}
if (create_recursive_mutex(retu->mutex) != 0) {
LOGGER_ERROR(m->log, "Failed to init mutex! Program might misbehave");
LOGGER_ERROR(log, "Failed to init mutex! Program might misbehave");
free(retu);
return nullptr;
}
retu->messenger = m;
retu->tox = tox;
m_callback_msi_packet(m, handle_msi_packet, retu);
// register callback
tox_callback_friend_lossless_packet_per_pktid(tox, handle_msi_packet, PACKET_ID_MSI);
/* This is called when remote terminates session */
m_callback_connectionstatus_internal_av(m, on_peer_status, retu);
LOGGER_DEBUG(m->log, "New msi session: %p ", (void *)retu);
LOGGER_DEBUG(log, "New msi session: %p ", (void *)retu);
return retu;
}
int msi_kill(MSISession *session, const Logger *log)
int msi_kill(const Logger *log, Tox *tox, MSISession *session)
{
if (session == nullptr) {
LOGGER_ERROR(log, "Tried to terminate non-existing session");
return -1;
}
m_callback_msi_packet(session->messenger, nullptr, nullptr);
// UN-register callback
tox_callback_friend_lossless_packet_per_pktid(tox, nullptr, PACKET_ID_MSI);
if (pthread_mutex_trylock(session->mutex) != 0) {
LOGGER_ERROR(log, "Failed to acquire lock on msi mutex");
@ -149,10 +154,10 @@ int msi_kill(MSISession *session, const Logger *log)
MSICall *it = get_call(session, session->calls_head);
while (it != nullptr) {
send_message(session->messenger, it->friend_number, &msg);
send_message(log, session->tox, it->friend_number, &msg);
MSICall *temp_it = it;
it = it->next;
kill_call(temp_it); /* This will eventually free session->calls */
kill_call(log, temp_it); /* This will eventually free session->calls */
}
}
@ -163,21 +168,57 @@ int msi_kill(MSISession *session, const Logger *log)
free(session);
return 0;
}
int msi_invite(MSISession *session, MSICall **call, uint32_t friend_number, uint8_t capabilities)
/*
* return true if friend is offline and the call was canceled.
*/
bool check_peer_offline_status(const Logger *log, const Tox *tox, MSISession *session, uint32_t friend_number)
{
if (tox == nullptr || session == nullptr) {
return false;
}
Tox_Err_Friend_Query f_con_query_error;
const Tox_Connection f_con_status = tox_friend_get_connection_status(tox, friend_number, &f_con_query_error);
if (f_con_status == TOX_CONNECTION_NONE) {
/* Friend is now offline */
LOGGER_DEBUG(log, "Friend %d is now offline", friend_number);
pthread_mutex_lock(session->mutex);
MSICall *call = get_call(session, friend_number);
if (call == nullptr) {
pthread_mutex_unlock(session->mutex);
return true;
}
invoke_callback(log, call, MSI_ON_PEERTIMEOUT); /* Failure is ignored */
kill_call(log, call);
pthread_mutex_unlock(session->mutex);
return true;
}
return false;
}
int msi_invite(const Logger *log, MSISession *session, MSICall **call, uint32_t friend_number, uint8_t capabilities)
{
LOGGER_DEBUG(log, "msi_invite:session:%p", (void *)session);
if (session == nullptr) {
return -1;
}
LOGGER_DEBUG(session->messenger->log, "Session: %p Inviting friend: %u", (void *)session, friend_number);
LOGGER_DEBUG(log, "Session: %p Inviting friend: %u", (void *)session, friend_number);
if (pthread_mutex_trylock(session->mutex) != 0) {
LOGGER_ERROR(session->messenger->log, "Failed to acquire lock on msi mutex");
LOGGER_ERROR(log, "Failed to acquire lock on msi mutex");
return -1;
}
if (get_call(session, friend_number) != nullptr) {
LOGGER_ERROR(session->messenger->log, "Already in a call");
LOGGER_ERROR(log, "Already in a call");
pthread_mutex_unlock(session->mutex);
return -1;
}
@ -197,17 +238,18 @@ int msi_invite(MSISession *session, MSICall **call, uint32_t friend_number, uint
msg.capabilities.exists = true;
msg.capabilities.value = capabilities;
send_message(temp->session->messenger, temp->friend_number, &msg);
send_message(log, temp->session->tox, temp->friend_number, &msg);
temp->state = MSI_CALL_REQUESTING;
*call = temp;
LOGGER_DEBUG(session->messenger->log, "Invite sent");
LOGGER_DEBUG(log, "Invite sent");
pthread_mutex_unlock(session->mutex);
return 0;
}
int msi_hangup(MSICall *call)
int msi_hangup(const Logger *log, MSICall *call)
{
if (call == nullptr || call->session == nullptr) {
return -1;
@ -215,16 +257,16 @@ int msi_hangup(MSICall *call)
MSISession *session = call->session;
LOGGER_DEBUG(session->messenger->log, "Session: %p Hanging up call with friend: %u", (void *)call->session,
LOGGER_DEBUG(log, "Session: %p Hanging up call with friend: %u", (void *)call->session,
call->friend_number);
if (pthread_mutex_trylock(session->mutex) != 0) {
LOGGER_ERROR(session->messenger->log, "Failed to acquire lock on msi mutex");
LOGGER_ERROR(log, "Failed to acquire lock on msi mutex");
return -1;
}
if (call->state == MSI_CALL_INACTIVE) {
LOGGER_ERROR(session->messenger->log, "Call is in invalid state!");
LOGGER_ERROR(log, "Call is in invalid state!");
pthread_mutex_unlock(session->mutex);
return -1;
}
@ -232,13 +274,14 @@ int msi_hangup(MSICall *call)
MSIMessage msg;
msg_init(&msg, REQU_POP);
send_message(session->messenger, call->friend_number, &msg);
send_message(log, session->tox, call->friend_number, &msg);
kill_call(call);
kill_call(log, call);
pthread_mutex_unlock(session->mutex);
return 0;
}
int msi_answer(MSICall *call, uint8_t capabilities)
int msi_answer(const Logger *log, MSICall *call, uint8_t capabilities)
{
if (call == nullptr || call->session == nullptr) {
return -1;
@ -246,18 +289,18 @@ int msi_answer(MSICall *call, uint8_t capabilities)
MSISession *session = call->session;
LOGGER_DEBUG(session->messenger->log, "Session: %p Answering call from: %u", (void *)call->session,
LOGGER_DEBUG(log, "Session: %p Answering call from: %u", (void *)call->session,
call->friend_number);
if (pthread_mutex_trylock(session->mutex) != 0) {
LOGGER_ERROR(session->messenger->log, "Failed to acquire lock on msi mutex");
LOGGER_ERROR(log, "Failed to acquire lock on msi mutex");
return -1;
}
if (call->state != MSI_CALL_REQUESTED) {
/* Though sending in invalid state will not cause anything weird
* Its better to not do it like a maniac */
LOGGER_ERROR(session->messenger->log, "Call is in invalid state!");
LOGGER_ERROR(log, "Call is in invalid state!");
pthread_mutex_unlock(session->mutex);
return -1;
}
@ -270,14 +313,15 @@ int msi_answer(MSICall *call, uint8_t capabilities)
msg.capabilities.exists = true;
msg.capabilities.value = capabilities;
send_message(session->messenger, call->friend_number, &msg);
send_message(log, session->tox, call->friend_number, &msg);
call->state = MSI_CALL_ACTIVE;
pthread_mutex_unlock(session->mutex);
return 0;
}
int msi_change_capabilities(MSICall *call, uint8_t capabilities)
int msi_change_capabilities(const Logger *log, MSICall *call, uint8_t capabilities)
{
if (call == nullptr || call->session == nullptr) {
return -1;
@ -285,16 +329,16 @@ int msi_change_capabilities(MSICall *call, uint8_t capabilities)
MSISession *session = call->session;
LOGGER_DEBUG(session->messenger->log, "Session: %p Trying to change capabilities to friend %u", (void *)call->session,
LOGGER_DEBUG(log, "Session: %p Trying to change capabilities to friend %u", (void *)call->session,
call->friend_number);
if (pthread_mutex_trylock(session->mutex) != 0) {
LOGGER_ERROR(session->messenger->log, "Failed to acquire lock on msi mutex");
LOGGER_ERROR(log, "Failed to acquire lock on msi mutex");
return -1;
}
if (call->state != MSI_CALL_ACTIVE) {
LOGGER_ERROR(session->messenger->log, "Call is in invalid state!");
LOGGER_ERROR(log, "Call is in invalid state!");
pthread_mutex_unlock(session->mutex);
return -1;
}
@ -307,7 +351,7 @@ int msi_change_capabilities(MSICall *call, uint8_t capabilities)
msg.capabilities.exists = true;
msg.capabilities.value = capabilities;
send_message(call->session->messenger, call->friend_number, &msg);
send_message(log, call->session->tox, call->friend_number, &msg);
pthread_mutex_unlock(session->mutex);
return 0;
@ -351,10 +395,51 @@ static bool check_enum_high(const Logger *log, const uint8_t *bytes, uint8_t enu
return true;
}
static const uint8_t *msg_parse_one(const Logger *log, MSIMessage *dest, const uint8_t *it, int *size_constraint)
{
switch (*it) {
case ID_REQUEST: {
if (!check_size(log, it, size_constraint, 1) ||
!check_enum_high(log, it, REQU_POP)) {
return nullptr;
}
dest->request.value = (MSIRequest)it[2];
dest->request.exists = true;
return it + 3;
}
case ID_ERROR: {
if (!check_size(log, it, size_constraint, 1) ||
!check_enum_high(log, it, MSI_E_UNDISCLOSED)) {
return nullptr;
}
dest->error.value = (MSIError)it[2];
dest->error.exists = true;
return it + 3;
}
case ID_CAPABILITIES: {
if (!check_size(log, it, size_constraint, 1)) {
return nullptr;
}
dest->capabilities.value = it[2];
dest->capabilities.exists = true;
return it + 3;
}
default: {
LOGGER_ERROR(log, "Invalid id byte: %d", *it);
return nullptr;
}
}
}
static int msg_parse_in(const Logger *log, MSIMessage *dest, const uint8_t *data, uint16_t length)
{
/* Parse raw data received from socket into MSIMessage struct */
assert(dest != nullptr);
if (length == 0 || data[length - 1] != 0) { /* End byte must have value 0 */
@ -368,47 +453,11 @@ static int msg_parse_in(const Logger *log, MSIMessage *dest, const uint8_t *data
int size_constraint = length;
while (*it != 0) {/* until end byte is hit */
switch (*it) {
case ID_REQUEST: {
if (!check_size(log, it, &size_constraint, 1) ||
!check_enum_high(log, it, REQU_POP)) {
it = msg_parse_one(log, dest, it, &size_constraint);
if (it == nullptr) {
return -1;
}
dest->request.value = (MSIRequest)it[2];
dest->request.exists = true;
it += 3;
break;
}
case ID_ERROR: {
if (!check_size(log, it, &size_constraint, 1) ||
!check_enum_high(log, it, MSI_E_UNDISCLOSED)) {
return -1;
}
dest->error.value = (MSIError)it[2];
dest->error.exists = true;
it += 3;
break;
}
case ID_CAPABILITIES: {
if (!check_size(log, it, &size_constraint, 1)) {
return -1;
}
dest->capabilities.value = it[2];
dest->capabilities.exists = true;
it += 3;
break;
}
default: {
LOGGER_ERROR(log, "Invalid id byte");
return -1;
}
}
}
if (!dest->request.exists) {
@ -418,6 +467,7 @@ static int msg_parse_in(const Logger *log, MSIMessage *dest, const uint8_t *data
return 0;
}
static uint8_t *msg_parse_header_out(MSIHeaderID id, uint8_t *dest, const uint8_t *value, uint8_t value_len,
uint16_t *length)
{
@ -437,11 +487,48 @@ static uint8_t *msg_parse_header_out(MSIHeaderID id, uint8_t *dest, const uint8_
return dest + value_len; /* Set to next position ready to be written */
}
static int send_message(const Messenger *m, uint32_t friend_number, const MSIMessage *msg)
{
/* Parse and send message */
assert(m != nullptr);
/* Send an msi packet.
*
* return 1 on success
* return 0 on failure
*/
static int m_msi_packet(Tox *tox, int32_t friendnumber, const uint8_t *data, uint16_t length)
{
// TODO(Zoff): make this better later! -------------------
/* we need to prepend 1 byte (packet id) to data
* do this without malloc, memcpy and free in the future
*/
const size_t length_new = (size_t)length + 1;
uint8_t *data_new = (uint8_t *)malloc(length_new);
if (data_new == nullptr) {
return 0;
}
data_new[0] = PACKET_ID_MSI;
if (length != 0) {
memcpy(data_new + 1, data, length);
}
Tox_Err_Friend_Custom_Packet error;
tox_friend_send_lossless_packet(tox, friendnumber, data_new, length_new, &error);
free(data_new);
if (error == TOX_ERR_FRIEND_CUSTOM_PACKET_OK) {
return 1;
}
return 0;
}
static int send_message(const Logger *log, Tox *tox, uint32_t friend_number, const MSIMessage *msg)
{
assert(tox != nullptr);
/* Parse and send message */
uint8_t parsed[MSI_MAXMSG_SIZE];
uint8_t *it = parsed;
@ -452,7 +539,7 @@ static int send_message(const Messenger *m, uint32_t friend_number, const MSIMes
it = msg_parse_header_out(ID_REQUEST, it, &cast,
sizeof(cast), &size);
} else {
LOGGER_DEBUG(m->log, "Must have request field");
LOGGER_DEBUG(log, "Must have request field");
return -1;
}
@ -468,26 +555,27 @@ static int send_message(const Messenger *m, uint32_t friend_number, const MSIMes
}
if (it == parsed) {
LOGGER_WARNING(m->log, "Parsing message failed; empty message");
LOGGER_WARNING(log, "Parsing message failed; empty message");
return -1;
}
*it = 0;
++size;
if (m_msi_packet(m, friend_number, parsed, size)) {
LOGGER_DEBUG(m->log, "Sent message");
if (m_msi_packet(tox, friend_number, parsed, size) == 1) {
LOGGER_DEBUG(log, "Sent message");
return 0;
}
return -1;
}
static int send_error(const Messenger *m, uint32_t friend_number, MSIError error)
{
/* Send error message */
assert(m != nullptr);
LOGGER_DEBUG(m->log, "Sending error: %d to friend: %d", error, friend_number);
static int send_error(const Logger *log, Tox *tox, uint32_t friend_number, MSIError error)
{
assert(tox != nullptr);
/* Send error message */
LOGGER_DEBUG(log, "Sending error: %d to friend: %d", error, friend_number);
MSIMessage msg;
msg_init(&msg, REQU_POP);
@ -495,13 +583,14 @@ static int send_error(const Messenger *m, uint32_t friend_number, MSIError error
msg.error.exists = true;
msg.error.value = error;
send_message(m, friend_number, &msg);
send_message(log, tox, friend_number, &msg);
return 0;
}
static int invoke_callback_inner(MSICall *call, MSICallbackID id)
static int invoke_callback_inner(const Logger *log, MSICall *call, MSICallbackID id)
{
MSISession *session = call->session;
LOGGER_DEBUG(session->messenger->log, "invoking callback function: %d", id);
LOGGER_DEBUG(log, "invoking callback function: %d", id);
switch (id) {
case MSI_ON_INVITE:
@ -523,15 +612,16 @@ static int invoke_callback_inner(MSICall *call, MSICallbackID id)
return session->capabilities_callback(session->av, call);
}
LOGGER_FATAL(session->messenger->log, "invalid callback id: %d", id);
LOGGER_FATAL(log, "invalid callback id: %d", id);
return -1;
}
static bool invoke_callback(MSICall *call, MSICallbackID cb)
static bool invoke_callback(const Logger *log, MSICall *call, MSICallbackID cb)
{
assert(call != nullptr);
if (invoke_callback_inner(call, cb) != 0) {
LOGGER_WARNING(call->session->messenger->log,
if (invoke_callback_inner(log, call, cb) != 0) {
LOGGER_WARNING(log,
"Callback state handling failed, sending error");
/* If no callback present or error happened while handling,
@ -546,6 +636,7 @@ static bool invoke_callback(MSICall *call, MSICallbackID cb)
return true;
}
static MSICall *get_call(MSISession *session, uint32_t friend_number)
{
assert(session != nullptr);
@ -556,6 +647,7 @@ static MSICall *get_call(MSISession *session, uint32_t friend_number)
return session->calls[friend_number];
}
static MSICall *new_call(MSISession *session, uint32_t friend_number)
{
assert(session != nullptr);
@ -607,7 +699,8 @@ static MSICall *new_call(MSISession *session, uint32_t friend_number)
session->calls[friend_number] = rc;
return rc;
}
static void kill_call(MSICall *call)
static void kill_call(const Logger *log, MSICall *call)
{
/* Assume that session mutex is locked */
if (call == nullptr) {
@ -616,7 +709,7 @@ static void kill_call(MSICall *call)
MSISession *session = call->session;
LOGGER_DEBUG(session->messenger->log, "Killing call: %p", (void *)call);
LOGGER_DEBUG(log, "Killing call: %p", (void *)call);
MSICall *prev = call->prev;
MSICall *next = call->next;
@ -648,37 +741,12 @@ CLEAR_CONTAINER:
free(call);
session->calls = nullptr;
}
static void on_peer_status(Messenger *m, uint32_t friend_number, bool is_online, void *user_data)
static bool try_handle_init(const Logger *log, MSICall *call, const MSIMessage *msg)
{
MSISession *session = (MSISession *)user_data;
if (is_online) {
// Friend is online.
return;
}
LOGGER_DEBUG(m->log, "Friend %d is now offline", friend_number);
pthread_mutex_lock(session->mutex);
MSICall *call = get_call(session, friend_number);
if (call == nullptr) {
pthread_mutex_unlock(session->mutex);
return;
}
invoke_callback(call, MSI_ON_PEERTIMEOUT); /* Failure is ignored */
kill_call(call);
pthread_mutex_unlock(session->mutex);
}
static bool try_handle_init(MSICall *call, const MSIMessage *msg)
{
assert(call != nullptr);
LOGGER_DEBUG(call->session->messenger->log,
"Session: %p Handling 'init' friend: %d", (void *)call->session, call->friend_number);
if (!msg->capabilities.exists) {
LOGGER_WARNING(call->session->messenger->log, "Session: %p Invalid capabilities on 'init'", (void *)call->session);
LOGGER_WARNING(log, "Session: %p Invalid capabilities on 'init'", (void *)call->session);
call->error = MSI_E_INVALID_MESSAGE;
return false;
}
@ -689,7 +757,7 @@ static bool try_handle_init(MSICall *call, const MSIMessage *msg)
call->peer_capabilities = msg->capabilities.value;
call->state = MSI_CALL_REQUESTED;
if (!invoke_callback(call, MSI_ON_INVITE)) {
if (!invoke_callback(log, call, MSI_ON_INVITE)) {
return false;
}
@ -704,7 +772,7 @@ static bool try_handle_init(MSICall *call, const MSIMessage *msg)
* we can automatically answer the re-call.
*/
LOGGER_INFO(call->session->messenger->log, "Friend is recalling us");
LOGGER_INFO(log, "Friend is recalling us");
MSIMessage out_msg;
msg_init(&out_msg, REQU_PUSH);
@ -712,7 +780,7 @@ static bool try_handle_init(MSICall *call, const MSIMessage *msg)
out_msg.capabilities.exists = true;
out_msg.capabilities.value = call->self_capabilities;
send_message(call->session->messenger, call->friend_number, &out_msg);
send_message(log, call->session->tox, call->friend_number, &out_msg);
/* If peer changed capabilities during re-call they will
* be handled accordingly during the next step
@ -722,7 +790,7 @@ static bool try_handle_init(MSICall *call, const MSIMessage *msg)
case MSI_CALL_REQUESTED: // fall-through
case MSI_CALL_REQUESTING: {
LOGGER_WARNING(call->session->messenger->log, "Session: %p Invalid state on 'init'", (void *)call->session);
LOGGER_WARNING(log, "Session: %p Invalid state on 'init'", (void *)call->session);
call->error = MSI_E_INVALID_STATE;
return false;
}
@ -730,26 +798,28 @@ static bool try_handle_init(MSICall *call, const MSIMessage *msg)
return true;
}
static void handle_init(MSICall *call, const MSIMessage *msg)
static void handle_init(const Logger *log, MSICall *call, const MSIMessage *msg)
{
assert(call != nullptr);
LOGGER_DEBUG(call->session->messenger->log,
LOGGER_DEBUG(log,
"Session: %p Handling 'init' friend: %d", (void *)call->session, call->friend_number);
if (!try_handle_init(call, msg)) {
send_error(call->session->messenger, call->friend_number, call->error);
kill_call(call);
if (!try_handle_init(log, call, msg)) {
send_error(log, call->session->tox, call->friend_number, call->error);
kill_call(log, call);
}
}
static void handle_push(MSICall *call, const MSIMessage *msg)
static void handle_push(const Logger *log, MSICall *call, const MSIMessage *msg)
{
assert(call != nullptr);
LOGGER_DEBUG(call->session->messenger->log, "Session: %p Handling 'push' friend: %d", (void *)call->session,
LOGGER_DEBUG(log, "Session: %p Handling 'push' friend: %d", (void *)call->session,
call->friend_number);
if (!msg->capabilities.exists) {
LOGGER_WARNING(call->session->messenger->log, "Session: %p Invalid capabilities on 'push'", (void *)call->session);
LOGGER_WARNING(log, "Session: %p Invalid capabilities on 'push'", (void *)call->session);
call->error = MSI_E_INVALID_MESSAGE;
goto FAILURE;
}
@ -757,12 +827,11 @@ static void handle_push(MSICall *call, const MSIMessage *msg)
switch (call->state) {
case MSI_CALL_ACTIVE: {
if (call->peer_capabilities != msg->capabilities.value) {
/* Only act if capabilities changed */
LOGGER_INFO(call->session->messenger->log, "Friend is changing capabilities to: %u", msg->capabilities.value);
LOGGER_INFO(log, "Friend is changing capabilities to: %u", msg->capabilities.value);
call->peer_capabilities = msg->capabilities.value;
if (!invoke_callback(call, MSI_ON_CAPABILITIES)) {
if (!invoke_callback(log, call, MSI_ON_CAPABILITIES)) {
goto FAILURE;
}
}
@ -771,13 +840,13 @@ static void handle_push(MSICall *call, const MSIMessage *msg)
}
case MSI_CALL_REQUESTING: {
LOGGER_INFO(call->session->messenger->log, "Friend answered our call");
LOGGER_INFO(log, "Friend answered our call");
/* Call started */
call->peer_capabilities = msg->capabilities.value;
call->state = MSI_CALL_ACTIVE;
if (!invoke_callback(call, MSI_ON_START)) {
if (!invoke_callback(log, call, MSI_ON_START)) {
goto FAILURE;
}
@ -786,8 +855,7 @@ static void handle_push(MSICall *call, const MSIMessage *msg)
case MSI_CALL_INACTIVE: // fall-through
case MSI_CALL_REQUESTED: {
/* Pushes during initialization state are ignored */
LOGGER_WARNING(call->session->messenger->log, "Ignoring invalid push");
LOGGER_WARNING(log, "Ignoring invalid push");
break;
}
}
@ -795,76 +863,102 @@ static void handle_push(MSICall *call, const MSIMessage *msg)
return;
FAILURE:
send_error(call->session->messenger, call->friend_number, call->error);
kill_call(call);
send_error(log, call->session->tox, call->friend_number, call->error);
kill_call(log, call);
}
static void handle_pop(MSICall *call, const MSIMessage *msg)
static void handle_pop(const Logger *log, MSICall *call, const MSIMessage *msg)
{
assert(call != nullptr);
LOGGER_DEBUG(call->session->messenger->log, "Session: %p Handling 'pop', friend id: %d", (void *)call->session,
LOGGER_DEBUG(log, "Session: %p Handling 'pop', friend id: %d", (void *)call->session,
call->friend_number);
/* callback errors are ignored */
if (msg->error.exists) {
LOGGER_WARNING(call->session->messenger->log, "Friend detected an error: %d", msg->error.value);
LOGGER_WARNING(log, "Friend detected an error: %d", msg->error.value);
call->error = msg->error.value;
invoke_callback(call, MSI_ON_ERROR);
invoke_callback(log, call, MSI_ON_ERROR);
} else {
switch (call->state) {
case MSI_CALL_INACTIVE: {
LOGGER_FATAL(call->session->messenger->log, "Handling what should be impossible case");
LOGGER_FATAL(log, "Handling what should be impossible case");
break;
}
case MSI_CALL_ACTIVE: {
/* Hangup */
LOGGER_INFO(call->session->messenger->log, "Friend hung up on us");
invoke_callback(call, MSI_ON_END);
LOGGER_INFO(log, "Friend hung up on us");
invoke_callback(log, call, MSI_ON_END);
break;
}
case MSI_CALL_REQUESTING: {
/* Reject */
LOGGER_INFO(call->session->messenger->log, "Friend rejected our call");
invoke_callback(call, MSI_ON_END);
LOGGER_INFO(log, "Friend rejected our call");
invoke_callback(log, call, MSI_ON_END);
break;
}
case MSI_CALL_REQUESTED: {
/* Cancel */
LOGGER_INFO(call->session->messenger->log, "Friend canceled call invite");
invoke_callback(call, MSI_ON_END);
LOGGER_INFO(log, "Friend canceled call invite");
invoke_callback(log, call, MSI_ON_END);
break;
}
}
}
kill_call(call);
kill_call(log, call);
}
static void handle_msi_packet(Messenger *m, uint32_t friend_number, const uint8_t *data, uint16_t length, void *user_data)
static void handle_msi_packet(Tox *tox, uint32_t friend_number, const uint8_t *data, size_t length,
void *user_data)
{
MSISession *session = (MSISession *)user_data;
const ToxAV *toxav = (ToxAV *)tox_get_av_object(tox);
LOGGER_DEBUG(m->log, "Got msi message");
MSIMessage msg;
if (msg_parse_in(m->log, &msg, data, length) == -1) {
LOGGER_WARNING(m->log, "Error parsing message");
send_error(m, friend_number, MSI_E_INVALID_MESSAGE);
if (toxav == nullptr) {
return;
}
LOGGER_DEBUG(m->log, "Successfully parsed message");
const Logger *log = toxav_get_logger(toxav);
if (length < 2) {
LOGGER_ERROR(log, "MSI packet is less than 2 bytes in size");
// we need more than the ID byte for MSI messages
return;
}
const uint16_t payload_length = (uint16_t)(length - 1);
// Zoff: do not show the first byte, its always "PACKET_ID_MSI"
const uint8_t *data_strip_id_byte = data + 1;
LOGGER_DEBUG(log, "Got msi message");
MSISession *session = tox_av_msi_get(toxav);
if (session == nullptr) {
return;
}
MSIMessage msg;
if (msg_parse_in(log, &msg, data_strip_id_byte, payload_length) == -1) {
LOGGER_WARNING(log, "Error parsing message");
send_error(log, tox, friend_number, MSI_E_INVALID_MESSAGE);
return;
}
LOGGER_DEBUG(log, "Successfully parsed message");
pthread_mutex_lock(session->mutex);
MSICall *call = get_call(session, friend_number);
if (call == nullptr) {
if (msg.request.value != REQU_INIT) {
send_error(m, friend_number, MSI_E_STRAY_MESSAGE);
send_error(log, tox, friend_number, MSI_E_STRAY_MESSAGE);
pthread_mutex_unlock(session->mutex);
return;
}
@ -872,7 +966,7 @@ static void handle_msi_packet(Messenger *m, uint32_t friend_number, const uint8_
call = new_call(session, friend_number);
if (call == nullptr) {
send_error(m, friend_number, MSI_E_SYSTEM);
send_error(log, tox, friend_number, MSI_E_SYSTEM);
pthread_mutex_unlock(session->mutex);
return;
}
@ -880,17 +974,17 @@ static void handle_msi_packet(Messenger *m, uint32_t friend_number, const uint8_
switch (msg.request.value) {
case REQU_INIT: {
handle_init(call, &msg);
handle_init(log, call, &msg);
break;
}
case REQU_PUSH: {
handle_push(call, &msg);
handle_push(log, call, &msg);
break;
}
case REQU_POP: {
handle_pop(call, &msg); /* always kills the call */
handle_pop(log, call, &msg); /* always kills the call */
break;
}
}

37
toxav/msi.h
View File

@ -11,7 +11,6 @@
#include "audio.h"
#include "video.h"
#include "../toxcore/Messenger.h"
#include "../toxcore/logger.h"
/**
@ -42,22 +41,22 @@ typedef enum MSICapabilities {
* Call state identifiers.
*/
typedef enum MSICallState {
MSI_CALL_INACTIVE, /* Default */
MSI_CALL_ACTIVE,
MSI_CALL_REQUESTING, /* when sending call invite */
MSI_CALL_REQUESTED, /* when getting call invite */
MSI_CALL_INACTIVE = 0, /* Default */
MSI_CALL_ACTIVE = 1,
MSI_CALL_REQUESTING = 2, /* when sending call invite */
MSI_CALL_REQUESTED = 3, /* when getting call invite */
} MSICallState;
/**
* Callbacks ids that handle the states
*/
typedef enum MSICallbackID {
MSI_ON_INVITE, /* Incoming call */
MSI_ON_START, /* Call (RTP transmission) started */
MSI_ON_END, /* Call that was active ended */
MSI_ON_ERROR, /* On protocol error */
MSI_ON_PEERTIMEOUT, /* Peer timed out; stop the call */
MSI_ON_CAPABILITIES, /* Peer requested capabilities change */
MSI_ON_INVITE = 0, /* Incoming call */
MSI_ON_START = 1, /* Call (RTP transmission) started */
MSI_ON_END = 2, /* Call that was active ended */
MSI_ON_ERROR = 3, /* On protocol error */
MSI_ON_PEERTIMEOUT = 4, /* Peer timed out; stop the call */
MSI_ON_CAPABILITIES = 5, /* Peer requested capabilities change */
} MSICallbackID;
/**
@ -96,7 +95,7 @@ typedef struct MSISession {
uint32_t calls_head;
void *av;
Messenger *messenger;
Tox *tox;
pthread_mutex_t mutex[1];
@ -111,11 +110,11 @@ typedef struct MSISession {
/**
* Start the control session.
*/
MSISession *msi_new(Messenger *m);
MSISession *msi_new(const Logger *log, Tox *tox);
/**
* Terminate control session. NOTE: all calls will be freed
*/
int msi_kill(MSISession *session, const Logger *log);
int msi_kill(const Logger *log, Tox *tox, MSISession *session);
/**
* Callback setters.
*/
@ -128,18 +127,20 @@ void msi_callback_capabilities(MSISession *session, msi_action_cb *callback);
/**
* Send invite request to friend_number.
*/
int msi_invite(MSISession *session, MSICall **call, uint32_t friend_number, uint8_t capabilities);
int msi_invite(const Logger *log, MSISession *session, MSICall **call, uint32_t friend_number, uint8_t capabilities);
/**
* Hangup call. NOTE: `call` will be freed
*/
int msi_hangup(MSICall *call);
int msi_hangup(const Logger *log, MSICall *call);
/**
* Answer call request.
*/
int msi_answer(MSICall *call, uint8_t capabilities);
int msi_answer(const Logger *log, MSICall *call, uint8_t capabilities);
/**
* Change capabilities of the call.
*/
int msi_change_capabilities(MSICall *call, uint8_t capabilities);
int msi_change_capabilities(const Logger *log, MSICall *call, uint8_t capabilities);
bool check_peer_offline_status(const Logger *log, const Tox *tox, MSISession *session, uint32_t friend_number);
#endif /* C_TOXCORE_TOXAV_MSI_H */

395
toxav/rtp.c
View File

@ -9,12 +9,16 @@
#include <stdlib.h>
#include <string.h>
#include "bwcontroller.h"
#include <sodium.h>
#include "bwcontroller.h"
#include "toxav_hacks.h"
#include "../toxcore/Messenger.h"
#include "../toxcore/ccompat.h"
#include "../toxcore/logger.h"
#include "../toxcore/mono_time.h"
#include "../toxcore/net_crypto.h"
#include "../toxcore/tox_private.h"
#include "../toxcore/util.h"
/**
@ -23,30 +27,15 @@
*/
#define VIDEO_KEEP_KEYFRAME_IN_BUFFER_FOR_MS 15
/**
* return -1 on failure, 0 on success
*
*/
static int rtp_send_custom_lossy_packet(Tox *tox, int32_t friendnumber, const uint8_t *data, uint32_t length)
{
Tox_Err_Friend_Custom_Packet error;
tox_friend_send_lossy_packet(tox, friendnumber, data, (size_t)length, &error);
if (error == TOX_ERR_FRIEND_CUSTOM_PACKET_OK) {
return 0;
}
return -1;
}
// allocate_len is NOT including header!
static struct RTPMessage *new_message(const struct RTPHeader *header, size_t allocate_len, const uint8_t *data,
uint16_t data_length)
static struct RTPMessage *new_message(const Logger *log, const struct RTPHeader *header, size_t allocate_len,
const uint8_t *data, uint16_t data_length)
{
assert(allocate_len >= data_length);
struct RTPMessage *msg = (struct RTPMessage *)calloc(1, sizeof(struct RTPMessage) + allocate_len);
if (msg == nullptr) {
LOGGER_DEBUG(log, "Could not allocate RTPMessage buffer");
return nullptr;
}
@ -241,7 +230,7 @@ static struct RTPMessage *process_frame(const Logger *log, struct RTPWorkBufferL
}
/**
* @param log A logger.
* @param log A pointer to the Logger object.
* @param wkbl The list of in-progress frames, i.e. all the slots.
* @param slot_id The slot we want to fill the data into.
* @param is_keyframe Whether the data is part of a key frame.
@ -309,7 +298,7 @@ static bool fill_data_into_slot(const Logger *log, struct RTPWorkBufferList *wkb
return slot->received_len == header->data_length_full;
}
static void update_bwc_values(const Logger *log, RTPSession *session, const struct RTPMessage *msg)
static void update_bwc_values(RTPSession *session, const struct RTPMessage *msg)
{
if (session->first_packets_counter < DISMISS_FIRST_LOST_VIDEO_PACKET_COUNT) {
++session->first_packets_counter;
@ -319,7 +308,7 @@ static void update_bwc_values(const Logger *log, RTPSession *session, const stru
bwc_add_recv(session->bwc, data_length_full);
if (received_length_full < data_length_full) {
LOGGER_DEBUG(log, "BWC: full length=%u received length=%d", data_length_full, received_length_full);
LOGGER_DEBUG(session->log, "BWC: full length=%u received length=%d", data_length_full, received_length_full);
bwc_add_lost(session->bwc, data_length_full - received_length_full);
}
}
@ -347,22 +336,16 @@ static void update_bwc_values(const Logger *log, RTPSession *session, const stru
* @retval -1 on error.
* @retval 0 on success.
*/
static int handle_video_packet(RTPSession *session, const struct RTPHeader *header,
const uint8_t *incoming_data, uint16_t incoming_data_length, const Logger *log)
static int handle_video_packet(const Logger *log, RTPSession *session, const struct RTPHeader *header,
const uint8_t *incoming_data, uint16_t incoming_data_length)
{
// Full frame length in bytes. The frame may be split into multiple packets,
// but this value is the complete assembled frame size.
const uint32_t full_frame_length = header->data_length_full;
// Current offset in the frame. If this is the first packet of a multipart
// frame or it's not a multipart frame, then this value is 0.
const uint32_t offset = header->offset_full; // without header
// The sender tells us whether this is a key frame.
const bool is_keyframe = (header->flags & RTP_KEY_FRAME) != 0;
LOGGER_DEBUG(log, "-- handle_video_packet -- full lens=%u len=%u offset=%u is_keyframe=%s",
(unsigned)incoming_data_length, (unsigned)full_frame_length, (unsigned)offset, is_keyframe ? "K" : ".");
LOGGER_DEBUG(log, "wkbl->next_free_entry:003=%d", session->work_buffer_list->next_free_entry);
const bool is_multipart = full_frame_length != incoming_data_length;
@ -387,10 +370,13 @@ static int handle_video_packet(RTPSession *session, const struct RTPHeader *head
// get_slot just told us it's full, so process_frame must return non-null.
assert(m_new != nullptr);
LOGGER_DEBUG(log, "-- handle_video_packet -- CALLBACK-001a b0=%d b1=%d", (int)m_new->data[0], (int)m_new->data[1]);
update_bwc_values(log, session, m_new);
LOGGER_DEBUG(log, "-- handle_video_packet -- CALLBACK-001a b0=%d b1=%d", (int)m_new->data[0],
(int)m_new->data[1]);
update_bwc_values(session, m_new);
// Pass ownership of m_new to the callback.
session->mcb(session->m->mono_time, session->cs, m_new);
Mono_Time *mt = toxav_get_av_mono_time(session->toxav);
assert(mt != nullptr);
session->mcb(mt, session->cs, m_new);
// Now we no longer own m_new.
m_new = nullptr;
@ -425,9 +411,12 @@ static int handle_video_packet(RTPSession *session, const struct RTPHeader *head
struct RTPMessage *m_new = process_frame(log, session->work_buffer_list, slot_id);
if (m_new != nullptr) {
LOGGER_DEBUG(log, "-- handle_video_packet -- CALLBACK-003a b0=%d b1=%d", (int)m_new->data[0], (int)m_new->data[1]);
update_bwc_values(log, session, m_new);
session->mcb(session->m->mono_time, session->cs, m_new);
LOGGER_DEBUG(log, "-- handle_video_packet -- CALLBACK-003a b0=%d b1=%d", (int)m_new->data[0],
(int)m_new->data[1]);
update_bwc_values(session, m_new);
Mono_Time *mt = toxav_get_av_mono_time(session->toxav);
assert(mt != nullptr);
session->mcb(mt, session->cs, m_new);
m_new = nullptr;
}
@ -436,80 +425,113 @@ static int handle_video_packet(RTPSession *session, const struct RTPHeader *head
}
/**
* @retval -1 on error.
* @retval 0 on success.
* receive custom lossypackets and process them. they can be incoming audio or video packets
*/
static int handle_rtp_packet(Messenger *m, uint32_t friend_number, const uint8_t *data, uint16_t length, void *object)
void handle_rtp_packet(Tox *tox, uint32_t friend_number, const uint8_t *data, size_t length, void *user_data)
{
RTPSession *session = (RTPSession *)object;
ToxAV *toxav = (ToxAV *)tox_get_av_object(tox);
if (session == nullptr || length < RTP_HEADER_SIZE + 1) {
LOGGER_WARNING(m->log, "No session or invalid length of received buffer!");
return -1;
if (toxav == nullptr) {
// LOGGER_WARNING(log, "ToxAV is NULL!");
return;
}
const Logger *log = toxav_get_logger(toxav);
if (length < RTP_HEADER_SIZE + 1) {
LOGGER_WARNING(log, "Invalid length of received buffer!");
return;
}
ToxAVCall *call = call_get(toxav, friend_number);
if (call == nullptr) {
LOGGER_WARNING(log, "ToxAVCall is NULL!");
return;
}
RTPSession *session = rtp_session_get(call, data[0]);
if (session == nullptr) {
LOGGER_WARNING(log, "No session!");
return;
}
if (!session->rtp_receive_active) {
LOGGER_WARNING(log, "receiving not allowed!");
return;
}
// Get the packet type.
const uint8_t packet_type = data[0];
++data;
--length;
const uint8_t *payload = &data[1];
// TODO(Zoff): is this ok?
const uint16_t payload_size = (uint16_t)length - 1;
// Unpack the header.
struct RTPHeader header;
rtp_header_unpack(data, &header);
rtp_header_unpack(payload, &header);
if (header.pt != packet_type % 128) {
LOGGER_WARNING(m->log, "RTPHeader packet type and Tox protocol packet type did not agree: %d != %d",
LOGGER_WARNING(log, "RTPHeader packet type and Tox protocol packet type did not agree: %d != %d",
header.pt, packet_type % 128);
return -1;
return;
}
if (header.pt != session->payload_type % 128) {
LOGGER_WARNING(m->log, "RTPHeader packet type does not match this session's payload type: %d != %d",
LOGGER_WARNING(log, "RTPHeader packet type does not match this session's payload type: %d != %d",
header.pt, session->payload_type % 128);
return -1;
return;
}
if ((header.flags & RTP_LARGE_FRAME) != 0 && header.offset_full >= header.data_length_full) {
LOGGER_ERROR(m->log, "Invalid video packet: frame offset (%u) >= full frame length (%u)",
LOGGER_ERROR(log, "Invalid video packet: frame offset (%u) >= full frame length (%u)",
(unsigned)header.offset_full, (unsigned)header.data_length_full);
return -1;
return;
}
if (header.offset_lower >= header.data_length_lower) {
LOGGER_ERROR(m->log, "Invalid old protocol video packet: frame offset (%u) >= full frame length (%u)",
LOGGER_ERROR(log, "Invalid old protocol video packet: frame offset (%u) >= full frame length (%u)",
(unsigned)header.offset_lower, (unsigned)header.data_length_lower);
return -1;
return;
}
LOGGER_DEBUG(m->log, "header.pt %d, video %d", (uint8_t)header.pt, RTP_TYPE_VIDEO % 128);
LOGGER_DEBUG(log, "header.pt %d, video %d", (uint8_t)header.pt, RTP_TYPE_VIDEO % 128);
// The sender uses the new large-frame capable protocol and is sending a
// video packet.
if ((header.flags & RTP_LARGE_FRAME) != 0 && header.pt == (RTP_TYPE_VIDEO % 128)) {
return handle_video_packet(session, &header, data + RTP_HEADER_SIZE, length - RTP_HEADER_SIZE, m->log);
handle_video_packet(log, session, &header, &payload[RTP_HEADER_SIZE], payload_size - RTP_HEADER_SIZE);
return;
}
// everything below here is for the old 16 bit protocol ------------------
if (header.data_length_lower == length - RTP_HEADER_SIZE) {
if (header.data_length_lower == payload_size - RTP_HEADER_SIZE) {
/* The message is sent in single part */
/* Message is not late; pick up the latest parameters */
session->rsequnum = header.sequnum;
session->rtimestamp = header.timestamp;
bwc_add_recv(session->bwc, length);
bwc_add_recv(session->bwc, payload_size);
/* Invoke processing of active multiparted message */
if (session->mp != nullptr) {
session->mcb(session->m->mono_time, session->cs, session->mp);
Mono_Time *mt = toxav_get_av_mono_time(session->toxav);
assert(mt != nullptr);
session->mcb(mt, session->cs, session->mp);
session->mp = nullptr;
}
/* The message came in the allowed time;
*/
return session->mcb(session->m->mono_time, session->cs, new_message(&header, length - RTP_HEADER_SIZE,
data + RTP_HEADER_SIZE, length - RTP_HEADER_SIZE));
session->mp = new_message(log, &header, payload_size - RTP_HEADER_SIZE, &payload[RTP_HEADER_SIZE], payload_size - RTP_HEADER_SIZE);
Mono_Time *mt = toxav_get_av_mono_time(session->toxav);
assert(mt != nullptr);
session->mcb(mt, session->cs, session->mp);
session->mp = nullptr;
return;
}
/* The message is sent in multiple parts */
@ -527,24 +549,26 @@ static int handle_rtp_packet(Messenger *m, uint32_t friend_number, const uint8_t
/* First case */
/* Make sure we have enough allocated memory */
if (session->mp->header.data_length_lower - session->mp->len < length - RTP_HEADER_SIZE ||
if (session->mp->header.data_length_lower - session->mp->len < payload_size - RTP_HEADER_SIZE ||
session->mp->header.data_length_lower <= header.offset_lower) {
/* There happened to be some corruption on the stream;
* continue wihtout this part
*/
return 0;
return;
}
memcpy(session->mp->data + header.offset_lower, data + RTP_HEADER_SIZE,
length - RTP_HEADER_SIZE);
session->mp->len += length - RTP_HEADER_SIZE;
bwc_add_recv(session->bwc, length);
memcpy(session->mp->data + header.offset_lower, &payload[RTP_HEADER_SIZE],
payload_size - RTP_HEADER_SIZE);
session->mp->len += payload_size - RTP_HEADER_SIZE;
bwc_add_recv(session->bwc, payload_size);
if (session->mp->len == session->mp->header.data_length_lower) {
/* Received a full message; now push it for the further
* processing.
*/
session->mcb(session->m->mono_time, session->cs, session->mp);
Mono_Time *mt = toxav_get_av_mono_time(session->toxav);
assert(mt != nullptr);
session->mcb(mt, session->cs, session->mp);
session->mp = nullptr;
}
} else {
@ -553,17 +577,19 @@ static int handle_rtp_packet(Messenger *m, uint32_t friend_number, const uint8_t
/* The received message part is from the old message;
* discard it.
*/
return 0;
return;
}
/* Push the previous message for processing */
session->mcb(session->m->mono_time, session->cs, session->mp);
Mono_Time *mt = toxav_get_av_mono_time(session->toxav);
assert(mt != nullptr);
session->mcb(mt, session->cs, session->mp);
session->mp = nullptr;
goto NEW_MULTIPARTED;
}
} else {
/* In this case threat the message as if it was received in order
/* In this case treat the message as if it was received in order
*/
/* This is also a point for new multiparted messages */
NEW_MULTIPARTED:
@ -571,21 +597,21 @@ NEW_MULTIPARTED:
/* Message is not late; pick up the latest parameters */
session->rsequnum = header.sequnum;
session->rtimestamp = header.timestamp;
bwc_add_recv(session->bwc, length);
bwc_add_recv(session->bwc, payload_size);
/* Store message.
*/
session->mp = new_message(&header, header.data_length_lower, data + RTP_HEADER_SIZE, length - RTP_HEADER_SIZE);
session->mp = new_message(log, &header, header.data_length_lower, &payload[RTP_HEADER_SIZE], payload_size - RTP_HEADER_SIZE);
if (session->mp != nullptr) {
memmove(session->mp->data + header.offset_lower, session->mp->data, session->mp->len);
} else {
LOGGER_WARNING(m->log, "new_message() returned a null pointer");
return -1;
LOGGER_WARNING(log, "new_message() returned a null pointer");
return;
}
}
return 0;
return;
}
size_t rtp_header_pack(uint8_t *const rdata, const struct RTPHeader *header)
@ -647,24 +673,29 @@ size_t rtp_header_unpack(const uint8_t *data, struct RTPHeader *header)
return p - data;
}
RTPSession *rtp_new(int payload_type, Messenger *m, Tox *tox, uint32_t friendnumber,
static uint32_t rtp_random_u32(void)
{
// HINT: uses libsodium function
return randombytes_random();
}
RTPSession *rtp_new(const Logger *log, int payload_type, Tox *tox, ToxAV *toxav, uint32_t friendnumber,
BWController *bwc, void *cs, rtp_m_cb *mcb)
{
assert(mcb != nullptr);
assert(cs != nullptr);
assert(m != nullptr);
RTPSession *session = (RTPSession *)calloc(1, sizeof(RTPSession));
if (session == nullptr) {
LOGGER_WARNING(m->log, "Alloc failed! Program might misbehave!");
LOGGER_WARNING(log, "Alloc failed! Program might misbehave!");
return nullptr;
}
session->work_buffer_list = (struct RTPWorkBufferList *)calloc(1, sizeof(struct RTPWorkBufferList));
if (session->work_buffer_list == nullptr) {
LOGGER_ERROR(m->log, "out of memory while allocating work buffer list");
LOGGER_ERROR(log, "out of memory while allocating work buffer list");
free(session);
return nullptr;
}
@ -672,11 +703,12 @@ RTPSession *rtp_new(int payload_type, Messenger *m, Tox *tox, uint32_t friendnum
// First entry is free.
session->work_buffer_list->next_free_entry = 0;
session->ssrc = payload_type == RTP_TYPE_VIDEO ? 0 : random_u32(m->rng);
session->ssrc = payload_type == RTP_TYPE_VIDEO ? 0 : rtp_random_u32(); // Zoff: what is this??
session->payload_type = payload_type;
session->m = m;
session->tox = tox;
session->toxav = toxav;
session->friend_number = friendnumber;
session->rtp_receive_active = true;
// set NULL just in case
session->mp = nullptr;
@ -687,26 +719,18 @@ RTPSession *rtp_new(int payload_type, Messenger *m, Tox *tox, uint32_t friendnum
session->cs = cs;
session->mcb = mcb;
if (-1 == rtp_allow_receiving(session)) {
LOGGER_WARNING(m->log, "Failed to start rtp receiving mode");
free(session->work_buffer_list);
free(session);
return nullptr;
}
return session;
}
void rtp_kill(RTPSession *session)
void rtp_kill(const Logger *log, RTPSession *session)
{
if (session == nullptr) {
LOGGER_WARNING(log, "No session");
return;
}
LOGGER_DEBUG(session->m->log, "Terminated RTP session: %p", (void *)session);
rtp_stop_receiving(session);
LOGGER_DEBUG(session->m->log, "Terminated RTP session V3 work_buffer_list->next_free_entry: %d",
LOGGER_DEBUG(log, "Terminated RTP session: %p", (void *)session);
LOGGER_DEBUG(log, "Terminated RTP session V3 work_buffer_list->next_free_entry: %d",
(int)session->work_buffer_list->next_free_entry);
for (int8_t i = 0; i < session->work_buffer_list->next_free_entry; ++i) {
@ -716,36 +740,95 @@ void rtp_kill(RTPSession *session)
free(session);
}
int rtp_allow_receiving(RTPSession *session)
void rtp_allow_receiving_mark(RTPSession *session)
{
if (session == nullptr) {
return -1;
if (session != nullptr) {
session->rtp_receive_active = true;
}
if (m_callback_rtp_packet(session->m, session->friend_number, session->payload_type,
handle_rtp_packet, session) == -1) {
LOGGER_WARNING(session->m->log, "Failed to register rtp receive handler");
return -1;
}
LOGGER_DEBUG(session->m->log, "Started receiving on session: %p", (void *)session);
return 0;
}
int rtp_stop_receiving(RTPSession *session)
void rtp_stop_receiving_mark(RTPSession *session)
{
if (session == nullptr) {
return -1;
if (session != nullptr) {
session->rtp_receive_active = false;
}
}
void rtp_allow_receiving(Tox *tox)
{
// register callback
tox_callback_friend_lossy_packet_per_pktid(tox, handle_rtp_packet, RTP_TYPE_AUDIO);
tox_callback_friend_lossy_packet_per_pktid(tox, handle_rtp_packet, RTP_TYPE_VIDEO);
}
void rtp_stop_receiving(Tox *tox)
{
// UN-register callback
tox_callback_friend_lossy_packet_per_pktid(tox, nullptr, RTP_TYPE_AUDIO);
tox_callback_friend_lossy_packet_per_pktid(tox, nullptr, RTP_TYPE_VIDEO);
}
static void rtp_send_piece(const Logger *log, Tox *tox, uint32_t friend_number, const struct RTPHeader *header,
const uint8_t *data, uint8_t *rdata, uint16_t length)
{
rtp_header_pack(rdata + 1, header);
memcpy(rdata + 1 + RTP_HEADER_SIZE, data, length);
Tox_Err_Friend_Custom_Packet error;
tox_friend_send_lossy_packet(tox, friend_number,
rdata, length + RTP_HEADER_SIZE + 1, &error);
if (error != TOX_ERR_FRIEND_CUSTOM_PACKET_OK) {
char *netstrerror = net_new_strerror(net_error());
LOGGER_WARNING(log, "RTP send failed (len: %d)! tox error: %d, net error: %s",
length + RTP_HEADER_SIZE + 1, error, netstrerror);
net_kill_strerror(netstrerror);
}
}
static struct RTPHeader rtp_default_header(const RTPSession *session, uint32_t length, bool is_keyframe)
{
uint16_t length_safe = (uint16_t)length;
if (length > UINT16_MAX) {
length_safe = UINT16_MAX;
}
m_callback_rtp_packet(session->m, session->friend_number, session->payload_type, nullptr, nullptr);
struct RTPHeader header = {0};
LOGGER_DEBUG(session->m->log, "Stopped receiving on session: %p", (void *)session);
return 0;
if (is_keyframe) {
header.flags |= RTP_KEY_FRAME;
}
if (session->payload_type == RTP_TYPE_VIDEO) {
header.flags |= RTP_LARGE_FRAME;
}
header.ve = 2; // this is unused in toxav
header.pe = 0;
header.xe = 0;
header.cc = 0;
header.ma = 0;
header.pt = session->payload_type % 128;
header.sequnum = session->sequnum;
Mono_Time *mt = toxav_get_av_mono_time(session->toxav);
if (mt != nullptr) {
header.timestamp = current_time_monotonic(mt);
} else {
header.timestamp = 0;
}
header.ssrc = session->ssrc;
header.offset_lower = 0;
header.data_length_lower = length_safe;
header.data_length_full = length; // without header
header.offset_lower = 0;
header.offset_full = 0;
return header;
}
/**
* Send a frame of audio or video data, chunked in @ref RTPMessage instances.
* @brief Send a frame of audio or video data, chunked in @ref RTPMessage instances.
*
* @param session The A/V session to send the data for.
* @param data A byte array of length @p length.
@ -753,77 +836,27 @@ int rtp_stop_receiving(RTPSession *session)
* @param is_keyframe Whether this video frame is a key frame. If it is an
* audio frame, this parameter is ignored.
*/
int rtp_send_data(RTPSession *session, const uint8_t *data, uint32_t length,
bool is_keyframe, const Logger *log)
int rtp_send_data(const Logger *log, RTPSession *session, const uint8_t *data, uint32_t length,
bool is_keyframe)
{
if (session == nullptr) {
LOGGER_ERROR(log, "No session!");
return -1;
}
struct RTPHeader header = {0};
header.ve = 2; // this is unused in toxav
header.pe = 0;
header.xe = 0;
header.cc = 0;
header.ma = 0;
header.pt = session->payload_type % 128;
header.sequnum = session->sequnum;
header.timestamp = current_time_monotonic(session->m->mono_time);
header.ssrc = session->ssrc;
header.offset_lower = 0;
// here the highest bits gets stripped anyway, no need to do keyframe bit magic here!
header.data_length_lower = length;
if (session->payload_type == RTP_TYPE_VIDEO) {
header.flags = RTP_LARGE_FRAME;
}
uint16_t length_safe = (uint16_t)length;
if (length > UINT16_MAX) {
length_safe = UINT16_MAX;
}
header.data_length_lower = length_safe;
header.data_length_full = length; // without header
header.offset_lower = 0;
header.offset_full = 0;
if (is_keyframe) {
header.flags |= RTP_KEY_FRAME;
}
const uint16_t rdata_size = min_u32(length + RTP_HEADER_SIZE + 1, MAX_CRYPTO_DATA_SIZE);
VLA(uint8_t, rdata, rdata_size);
memset(rdata, 0, rdata_size);
rdata[0] = session->payload_type; // packet id == payload_type
struct RTPHeader header = rtp_default_header(session, length, is_keyframe);
if (MAX_CRYPTO_DATA_SIZE > (length + RTP_HEADER_SIZE + 1)) {
/*
* The length is lesser than the maximum allowed length (including header)
* Send the packet in single piece.
*/
rtp_header_pack(rdata + 1, &header);
memcpy(rdata + 1 + RTP_HEADER_SIZE, data, length);
if (-1 == rtp_send_custom_lossy_packet(session->tox, session->friend_number, rdata, rdata_size)) {
char *netstrerror = net_new_strerror(net_error());
LOGGER_WARNING(session->m->log, "RTP send failed (len: %u)! net error: %s",
rdata_size, netstrerror);
net_kill_strerror(netstrerror);
}
assert(length < UINT16_MAX);
rtp_send_piece(log, session->tox, session->friend_number, &header, data, rdata, length);
} else {
/*
* The length is greater than the maximum allowed length (including header)
@ -833,16 +866,7 @@ int rtp_send_data(RTPSession *session, const uint8_t *data, uint32_t length,
uint16_t piece = MAX_CRYPTO_DATA_SIZE - (RTP_HEADER_SIZE + 1);
while ((length - sent) + RTP_HEADER_SIZE + 1 > MAX_CRYPTO_DATA_SIZE) {
rtp_header_pack(rdata + 1, &header);
memcpy(rdata + 1 + RTP_HEADER_SIZE, data + sent, piece);
if (-1 == rtp_send_custom_lossy_packet(session->tox, session->friend_number,
rdata, piece + RTP_HEADER_SIZE + 1)) {
char *netstrerror = net_new_strerror(net_error());
LOGGER_WARNING(session->m->log, "RTP send failed (len: %d)! net error: %s",
piece + RTP_HEADER_SIZE + 1, netstrerror);
net_kill_strerror(netstrerror);
}
rtp_send_piece(log, session->tox, session->friend_number, &header, data + sent, rdata, piece);
sent += piece;
header.offset_lower = sent;
@ -853,16 +877,7 @@ int rtp_send_data(RTPSession *session, const uint8_t *data, uint32_t length,
piece = length - sent;
if (piece != 0) {
rtp_header_pack(rdata + 1, &header);
memcpy(rdata + 1 + RTP_HEADER_SIZE, data + sent, piece);
if (-1 == rtp_send_custom_lossy_packet(session->tox, session->friend_number, rdata,
piece + RTP_HEADER_SIZE + 1)) {
char *netstrerror = net_new_strerror(net_error());
LOGGER_WARNING(session->m->log, "RTP send failed (len: %d)! net error: %s",
piece + RTP_HEADER_SIZE + 1, netstrerror);
net_kill_strerror(netstrerror);
}
rtp_send_piece(log, session->tox, session->friend_number, &header, data + sent, rdata, piece);
}
}

30
toxav/rtp.h
View File

@ -9,7 +9,6 @@
#include "bwcontroller.h"
#include "../toxcore/Messenger.h"
#include "../toxcore/logger.h"
#include "../toxcore/tox.h"
@ -36,6 +35,11 @@ typedef enum RTP_Type {
RTP_TYPE_VIDEO = 193,
} RTP_Type;
#ifndef TOXAV_DEFINED
#define TOXAV_DEFINED
typedef struct ToxAV ToxAV;
#endif /* TOXAV_DEFINED */
/**
* A bit mask (up to 64 bits) specifying features of the current frame affecting
* the behaviour of the decoder.
@ -157,14 +161,19 @@ typedef struct RTPSession {
struct RTPMessage *mp; /* Expected parted message */
struct RTPWorkBufferList *work_buffer_list;
uint8_t first_packets_counter; /* dismiss first few lost video packets */
Messenger *m;
const Logger *log;
Tox *tox;
ToxAV *toxav;
uint32_t friend_number;
bool rtp_receive_active; /* if this is set to false then incoming rtp packets will not be processed by handle_rtp_packet() */
BWController *bwc;
void *cs;
rtp_m_cb *mcb;
} RTPSession;
void handle_rtp_packet(Tox *tox, uint32_t friend_number, const uint8_t *data, size_t length, void *user_data);
/**
* Serialise an RTPHeader to bytes to be sent over the network.
*
@ -183,13 +192,16 @@ size_t rtp_header_pack(uint8_t *rdata, const struct RTPHeader *header);
*/
size_t rtp_header_unpack(const uint8_t *data, struct RTPHeader *header);
RTPSession *rtp_new(int payload_type, Messenger *m, Tox *tox, uint32_t friendnumber,
RTPSession *rtp_new(const Logger *log, int payload_type, Tox *tox, ToxAV *toxav, uint32_t friendnumber,
BWController *bwc, void *cs, rtp_m_cb *mcb);
void rtp_kill(RTPSession *session);
int rtp_allow_receiving(RTPSession *session);
int rtp_stop_receiving(RTPSession *session);
void rtp_kill(const Logger *log, RTPSession *session);
void rtp_allow_receiving_mark(RTPSession *session);
void rtp_stop_receiving_mark(RTPSession *session);
void rtp_allow_receiving(Tox *tox);
void rtp_stop_receiving(Tox *tox);
/**
* Send a frame of audio or video data, chunked in @ref RTPMessage instances.
* @brief Send a frame of audio or video data, chunked in @ref RTPMessage instances.
*
* @param session The A/V session to send the data for.
* @param data A byte array of length @p length.
@ -197,8 +209,8 @@ int rtp_stop_receiving(RTPSession *session);
* @param is_keyframe Whether this video frame is a key frame. If it is an
* audio frame, this parameter is ignored.
*/
int rtp_send_data(RTPSession *session, const uint8_t *data, uint32_t length,
bool is_keyframe, const Logger *log);
int rtp_send_data(const Logger *log, RTPSession *session, const uint8_t *data, uint32_t length,
bool is_keyframe);
#ifdef __cplusplus
} /* extern "C" */

331
toxav/toxav.c
View File

@ -12,11 +12,15 @@
#include "msi.h"
#include "rtp.h"
#include "toxav_hacks.h"
#include "../toxcore/Messenger.h"
#include "../toxcore/ccompat.h"
#include "../toxcore/logger.h"
#include "../toxcore/mono_time.h"
#include "../toxcore/net_crypto.h"
#include "../toxcore/network.h"
#include "../toxcore/tox.h"
#include "../toxcore/tox_private.h"
#include "../toxcore/tox_struct.h"
#include "../toxcore/util.h"
@ -36,7 +40,12 @@
// iteration interval that is used when no call is active
#define IDLE_ITERATION_INTERVAL_MS 200
typedef struct ToxAVCall {
#ifndef TOXAV_CALL_DEFINED
#define TOXAV_CALL_DEFINED
typedef struct ToxAVCall ToxAVCall;
#endif /* TOXAV_CALL_DEFINED */
struct ToxAVCall {
ToxAV *av;
pthread_mutex_t mutex_audio[1];
@ -63,7 +72,7 @@ typedef struct ToxAVCall {
struct ToxAVCall *prev;
struct ToxAVCall *next;
} ToxAVCall;
};
/** Decode time statistics */
typedef struct DecodeTimeStats {
@ -79,8 +88,8 @@ typedef struct DecodeTimeStats {
} DecodeTimeStats;
struct ToxAV {
Logger *log;
Tox *tox;
Messenger *m;
MSISession *msi;
/* Two-way storage: first is array of calls and second is list of calls with head and tail */
@ -111,8 +120,8 @@ struct ToxAV {
/* keep track of decode times for audio and video */
DecodeTimeStats audio_stats;
DecodeTimeStats video_stats;
/** ToxAV's own mono_time instance */
Mono_Time *toxav_mono_time;
Mono_Time *toxav_mono_time; // ToxAV's own mono_time instance
};
static void callback_bwc(BWController *bwc, uint32_t friend_number, float loss, void *user_data);
@ -127,11 +136,55 @@ static bool audio_bit_rate_invalid(uint32_t bit_rate);
static bool video_bit_rate_invalid(uint32_t bit_rate);
static bool invoke_call_state_callback(ToxAV *av, uint32_t friend_number, uint32_t state);
static ToxAVCall *call_new(ToxAV *av, uint32_t friend_number, Toxav_Err_Call *error);
static ToxAVCall *call_get(ToxAV *av, uint32_t friend_number);
static ToxAVCall *call_remove(ToxAVCall *call);
static bool call_prepare_transmission(ToxAVCall *call);
static void call_kill_transmission(ToxAVCall *call);
MSISession *tox_av_msi_get(const ToxAV *av)
{
if (av == nullptr) {
return nullptr;
}
return av->msi;
}
ToxAVCall *call_get(ToxAV *av, uint32_t friend_number)
{
if (av == nullptr) {
return nullptr;
}
/* Assumes mutex locked */
if (av->calls == nullptr || av->calls_tail < friend_number) {
return nullptr;
}
return av->calls[friend_number];
}
RTPSession *rtp_session_get(ToxAVCall *call, int payload_type)
{
if (call == nullptr) {
return nullptr;
}
if (payload_type == RTP_TYPE_VIDEO) {
return call->video_rtp;
} else {
return call->audio_rtp;
}
}
BWController *bwc_controller_get(const ToxAVCall *call)
{
if (call == nullptr) {
return nullptr;
}
return call->bwc;
}
/**
* @brief initialize d with default values
* @param d struct to be initialized, must not be nullptr
@ -155,33 +208,26 @@ ToxAV *toxav_new(Tox *tox, Toxav_Err_New *error)
goto RETURN;
}
// TODO(iphydf): Don't rely on toxcore internals.
Messenger *m;
m = tox->m;
if (m->msi_packet != nullptr) {
rc = TOXAV_ERR_NEW_MULTIPLE;
goto RETURN;
}
av = (ToxAV *)calloc(1, sizeof(ToxAV));
if (av == nullptr) {
LOGGER_WARNING(m->log, "Allocation failed!");
rc = TOXAV_ERR_NEW_MALLOC;
goto RETURN;
}
if (create_recursive_mutex(av->mutex) != 0) {
LOGGER_WARNING(m->log, "Mutex creation failed!");
rc = TOXAV_ERR_NEW_MALLOC;
goto RETURN;
}
av->log = tox->m->log;
av->tox = tox;
av->m = m;
av->msi = msi_new(av->log, av->tox);
rtp_allow_receiving(av->tox);
bwc_allow_receiving(av->tox);
av->toxav_mono_time = mono_time_new(tox->sys.mem, nullptr, nullptr);
av->msi = msi_new(av->m);
if (av->msi == nullptr) {
pthread_mutex_destroy(av->mutex);
@ -193,6 +239,9 @@ ToxAV *toxav_new(Tox *tox, Toxav_Err_New *error)
init_decode_time_stats(&av->video_stats);
av->msi->av = av;
// save ToxAV object into toxcore
tox_set_av_object(av->tox, av);
msi_callback_invite(av->msi, callback_invite);
msi_callback_start(av->msi, callback_start);
msi_callback_end(av->msi, callback_end);
@ -207,12 +256,15 @@ RETURN:
}
if (rc != TOXAV_ERR_NEW_OK) {
if (av != nullptr) {
free(av);
av = nullptr;
}
}
return av;
}
void toxav_kill(ToxAV *av)
{
if (av == nullptr) {
@ -221,8 +273,16 @@ void toxav_kill(ToxAV *av)
pthread_mutex_lock(av->mutex);
// unregister callbacks
for (uint8_t i = PACKET_ID_RANGE_LOSSY_AV_START; i <= PACKET_ID_RANGE_LOSSY_AV_END; ++i) {
tox_callback_friend_lossy_packet_per_pktid(av->tox, nullptr, i);
}
rtp_stop_receiving(av->tox);
bwc_stop_receiving(av->tox);
/* To avoid possible deadlocks */
while (av->msi != nullptr && msi_kill(av->msi, av->m->log) != 0) {
while (av->msi != nullptr && msi_kill(av->log, av->tox, av->msi) != 0) {
pthread_mutex_unlock(av->mutex);
pthread_mutex_lock(av->mutex);
}
@ -243,13 +303,22 @@ void toxav_kill(ToxAV *av)
pthread_mutex_unlock(av->mutex);
pthread_mutex_destroy(av->mutex);
// set ToxAV object to NULL in toxcore, to signal ToxAV has been shutdown
tox_set_av_object(av->tox, nullptr);
free(av);
}
Tox *toxav_get_tox(const ToxAV *av)
{
return av->tox;
}
const Logger *toxav_get_logger(const ToxAV *av)
{
return av->log;
}
uint32_t toxav_audio_iteration_interval(const ToxAV *av)
{
return av->calls != nullptr ? av->audio_stats.interval : IDLE_ITERATION_INTERVAL_MS;
@ -276,10 +345,11 @@ uint32_t toxav_iteration_interval(const ToxAV *av)
static void calc_interval(ToxAV *av, DecodeTimeStats *stats, int32_t frame_time, uint64_t start_time)
{
stats->interval = frame_time < stats->average ? 0 : (frame_time - stats->average);
stats->total += current_time_monotonic(av->m->mono_time) - start_time;
stats->total += current_time_monotonic(av->toxav_mono_time) - start_time;
if (++stats->count == 3) {
stats->average = stats->total / 3 + 5; /* NOTE: Magic Offset for precision */
/* NOTE: Magic Offset for precision */
stats->average = stats->total / 3 + 5;
stats->count = 0;
stats->total = 0;
}
@ -300,7 +370,6 @@ static void iterate_common(ToxAV *av, bool audio)
}
const uint64_t start = current_time_monotonic(av->toxav_mono_time);
// time until the first audio or video frame is over
int32_t frame_time = IDLE_ITERATION_INTERVAL_MS;
for (ToxAVCall *i = av->calls[av->calls_head]; i != nullptr; i = i->next) {
@ -311,6 +380,15 @@ static void iterate_common(ToxAV *av, bool audio)
pthread_mutex_lock(i->toxav_call_mutex);
pthread_mutex_unlock(av->mutex);
const uint32_t fid = i->friend_number;
const bool is_offline = check_peer_offline_status(av->log, av->tox, i->msi_call->session, fid);
if (is_offline) {
pthread_mutex_unlock(i->toxav_call_mutex);
pthread_mutex_lock(av->mutex);
break;
}
if (audio) {
ac_iterate(i->audio);
@ -329,8 +407,6 @@ static void iterate_common(ToxAV *av, bool audio)
}
}
const uint32_t fid = i->friend_number;
pthread_mutex_unlock(i->toxav_call_mutex);
pthread_mutex_lock(av->mutex);
@ -342,8 +418,10 @@ static void iterate_common(ToxAV *av, bool audio)
DecodeTimeStats *stats = audio ? &av->audio_stats : &av->video_stats;
calc_interval(av, stats, frame_time, start);
pthread_mutex_unlock(av->mutex);
}
void toxav_audio_iterate(ToxAV *av)
{
iterate_common(av, true);
@ -388,7 +466,7 @@ bool toxav_call(ToxAV *av, uint32_t friend_number, uint32_t audio_bit_rate, uint
call->previous_self_capabilities |= audio_bit_rate > 0 ? MSI_CAP_S_AUDIO : 0;
call->previous_self_capabilities |= video_bit_rate > 0 ? MSI_CAP_S_VIDEO : 0;
if (msi_invite(av->msi, &call->msi_call, friend_number, call->previous_self_capabilities) != 0) {
if (msi_invite(av->log, av->msi, &call->msi_call, friend_number, call->previous_self_capabilities) != 0) {
call_remove(call);
rc = TOXAV_ERR_CALL_SYNC;
goto RETURN;
@ -405,6 +483,7 @@ RETURN:
return rc == TOXAV_ERR_CALL_OK;
}
void toxav_callback_call(ToxAV *av, toxav_call_cb *callback, void *user_data)
{
pthread_mutex_lock(av->mutex);
@ -412,6 +491,7 @@ void toxav_callback_call(ToxAV *av, toxav_call_cb *callback, void *user_data)
av->ccb_user_data = user_data;
pthread_mutex_unlock(av->mutex);
}
bool toxav_answer(ToxAV *av, uint32_t friend_number, uint32_t audio_bit_rate, uint32_t video_bit_rate,
Toxav_Err_Answer *error)
{
@ -420,7 +500,7 @@ bool toxav_answer(ToxAV *av, uint32_t friend_number, uint32_t audio_bit_rate, ui
Toxav_Err_Answer rc = TOXAV_ERR_ANSWER_OK;
ToxAVCall *call;
if (!m_friend_exists(av->m, friend_number)) {
if (!tox_friend_exists(av->tox, friend_number)) {
rc = TOXAV_ERR_ANSWER_FRIEND_NOT_FOUND;
goto RETURN;
}
@ -452,7 +532,7 @@ bool toxav_answer(ToxAV *av, uint32_t friend_number, uint32_t audio_bit_rate, ui
call->previous_self_capabilities |= audio_bit_rate > 0 ? MSI_CAP_S_AUDIO : 0;
call->previous_self_capabilities |= video_bit_rate > 0 ? MSI_CAP_S_VIDEO : 0;
if (msi_answer(call->msi_call, call->previous_self_capabilities) != 0) {
if (msi_answer(av->log, call->msi_call, call->previous_self_capabilities) != 0) {
rc = TOXAV_ERR_ANSWER_SYNC;
}
@ -465,6 +545,7 @@ RETURN:
return rc == TOXAV_ERR_ANSWER_OK;
}
void toxav_callback_call_state(ToxAV *av, toxav_call_state_cb *callback, void *user_data)
{
pthread_mutex_lock(av->mutex);
@ -472,6 +553,7 @@ void toxav_callback_call_state(ToxAV *av, toxav_call_state_cb *callback, void *u
av->scb_user_data = user_data;
pthread_mutex_unlock(av->mutex);
}
static Toxav_Err_Call_Control call_control_handle_resume(const ToxAVCall *call)
{
/* Only act if paused and had media transfer active before */
@ -479,12 +561,13 @@ static Toxav_Err_Call_Control call_control_handle_resume(const ToxAVCall *call)
return TOXAV_ERR_CALL_CONTROL_INVALID_TRANSITION;
}
if (msi_change_capabilities(call->msi_call, call->previous_self_capabilities) == -1) {
if (msi_change_capabilities(call->av->log, call->msi_call,
call->previous_self_capabilities) == -1) {
return TOXAV_ERR_CALL_CONTROL_SYNC;
}
rtp_allow_receiving(call->audio_rtp);
rtp_allow_receiving(call->video_rtp);
rtp_allow_receiving_mark(call->audio_rtp);
rtp_allow_receiving_mark(call->video_rtp);
return TOXAV_ERR_CALL_CONTROL_OK;
}
@ -497,12 +580,12 @@ static Toxav_Err_Call_Control call_control_handle_pause(ToxAVCall *call)
call->previous_self_capabilities = call->msi_call->self_capabilities;
if (msi_change_capabilities(call->msi_call, 0) == -1) {
if (msi_change_capabilities(call->av->log, call->msi_call, 0) == -1) {
return TOXAV_ERR_CALL_CONTROL_SYNC;
}
rtp_stop_receiving(call->audio_rtp);
rtp_stop_receiving(call->video_rtp);
rtp_stop_receiving_mark(call->audio_rtp);
rtp_stop_receiving_mark(call->video_rtp);
return TOXAV_ERR_CALL_CONTROL_OK;
}
@ -511,7 +594,7 @@ static Toxav_Err_Call_Control call_control_handle_cancel(ToxAVCall *call)
/* Hang up */
pthread_mutex_lock(call->toxav_call_mutex);
if (msi_hangup(call->msi_call) != 0) {
if (msi_hangup(call->av->log, call->msi_call) != 0) {
pthread_mutex_unlock(call->toxav_call_mutex);
return TOXAV_ERR_CALL_CONTROL_SYNC;
}
@ -531,13 +614,13 @@ static Toxav_Err_Call_Control call_control_handle_mute_audio(const ToxAVCall *ca
return TOXAV_ERR_CALL_CONTROL_INVALID_TRANSITION;
}
if (msi_change_capabilities(call->msi_call, call->
if (msi_change_capabilities(call->av->log, call->msi_call, call->
msi_call->self_capabilities ^ MSI_CAP_R_AUDIO) == -1) {
return TOXAV_ERR_CALL_CONTROL_SYNC;
}
rtp_stop_receiving(call->audio_rtp);
rtp_stop_receiving_mark(call->audio_rtp);
return TOXAV_ERR_CALL_CONTROL_OK;
}
static Toxav_Err_Call_Control call_control_handle_unmute_audio(const ToxAVCall *call)
@ -546,12 +629,12 @@ static Toxav_Err_Call_Control call_control_handle_unmute_audio(const ToxAVCall *
return TOXAV_ERR_CALL_CONTROL_INVALID_TRANSITION;
}
if (msi_change_capabilities(call->msi_call, call->
if (msi_change_capabilities(call->av->log, call->msi_call, call->
msi_call->self_capabilities | MSI_CAP_R_AUDIO) == -1) {
return TOXAV_ERR_CALL_CONTROL_SYNC;
}
rtp_allow_receiving(call->audio_rtp);
rtp_allow_receiving_mark(call->audio_rtp);
return TOXAV_ERR_CALL_CONTROL_OK;
}
static Toxav_Err_Call_Control call_control_handle_hide_video(const ToxAVCall *call)
@ -560,12 +643,12 @@ static Toxav_Err_Call_Control call_control_handle_hide_video(const ToxAVCall *ca
return TOXAV_ERR_CALL_CONTROL_INVALID_TRANSITION;
}
if (msi_change_capabilities(call->msi_call, call->
if (msi_change_capabilities(call->av->log, call->msi_call, call->
msi_call->self_capabilities ^ MSI_CAP_R_VIDEO) == -1) {
return TOXAV_ERR_CALL_CONTROL_SYNC;
}
rtp_stop_receiving(call->video_rtp);
rtp_stop_receiving_mark(call->video_rtp);
return TOXAV_ERR_CALL_CONTROL_OK;
}
static Toxav_Err_Call_Control call_control_handle_show_video(const ToxAVCall *call)
@ -574,12 +657,12 @@ static Toxav_Err_Call_Control call_control_handle_show_video(const ToxAVCall *ca
return TOXAV_ERR_CALL_CONTROL_INVALID_TRANSITION;
}
if (msi_change_capabilities(call->msi_call, call->
if (msi_change_capabilities(call->av->log, call->msi_call, call->
msi_call->self_capabilities | MSI_CAP_R_VIDEO) == -1) {
return TOXAV_ERR_CALL_CONTROL_SYNC;
}
rtp_allow_receiving(call->video_rtp);
rtp_allow_receiving_mark(call->video_rtp);
return TOXAV_ERR_CALL_CONTROL_OK;
}
static Toxav_Err_Call_Control call_control_handle(ToxAVCall *call, Toxav_Call_Control control)
@ -611,7 +694,7 @@ static Toxav_Err_Call_Control call_control_handle(ToxAVCall *call, Toxav_Call_Co
}
static Toxav_Err_Call_Control call_control(ToxAV *av, uint32_t friend_number, Toxav_Call_Control control)
{
if (!m_friend_exists(av->m, friend_number)) {
if (!tox_friend_exists(av->tox, friend_number)) {
return TOXAV_ERR_CALL_CONTROL_FRIEND_NOT_FOUND;
}
@ -637,13 +720,14 @@ bool toxav_call_control(ToxAV *av, uint32_t friend_number, Toxav_Call_Control co
return rc == TOXAV_ERR_CALL_CONTROL_OK;
}
bool toxav_audio_set_bit_rate(ToxAV *av, uint32_t friend_number, uint32_t bit_rate,
Toxav_Err_Bit_Rate_Set *error)
{
Toxav_Err_Bit_Rate_Set rc = TOXAV_ERR_BIT_RATE_SET_OK;
ToxAVCall *call;
if (!m_friend_exists(av->m, friend_number)) {
if (!tox_friend_exists(av->tox, friend_number)) {
rc = TOXAV_ERR_BIT_RATE_SET_FRIEND_NOT_FOUND;
goto RETURN;
}
@ -662,14 +746,14 @@ bool toxav_audio_set_bit_rate(ToxAV *av, uint32_t friend_number, uint32_t bit_ra
goto RETURN;
}
LOGGER_DEBUG(av->m->log, "Setting new audio bitrate to: %d", bit_rate);
LOGGER_DEBUG(av->log, "Setting new audio bitrate to: %d", bit_rate);
if (call->audio_bit_rate == bit_rate) {
LOGGER_DEBUG(av->m->log, "Audio bitrate already set to: %d", bit_rate);
LOGGER_DEBUG(av->log, "Audio bitrate already set to: %d", bit_rate);
} else if (bit_rate == 0) {
LOGGER_DEBUG(av->m->log, "Turned off audio sending");
LOGGER_DEBUG(av->log, "Turned off audio sending");
if (msi_change_capabilities(call->msi_call, call->msi_call->
if (msi_change_capabilities(av->log, call->msi_call, call->msi_call->
self_capabilities ^ MSI_CAP_S_AUDIO) != 0) {
pthread_mutex_unlock(av->mutex);
rc = TOXAV_ERR_BIT_RATE_SET_SYNC;
@ -682,10 +766,10 @@ bool toxav_audio_set_bit_rate(ToxAV *av, uint32_t friend_number, uint32_t bit_ra
pthread_mutex_lock(call->toxav_call_mutex);
if (call->audio_bit_rate == 0) {
LOGGER_DEBUG(av->m->log, "Turned on audio sending");
LOGGER_DEBUG(av->log, "Turned on audio sending");
/* The audio has been turned off before this */
if (msi_change_capabilities(call->msi_call, call->
if (msi_change_capabilities(av->log, call->msi_call, call->
msi_call->self_capabilities | MSI_CAP_S_AUDIO) != 0) {
pthread_mutex_unlock(call->toxav_call_mutex);
pthread_mutex_unlock(av->mutex);
@ -693,7 +777,7 @@ bool toxav_audio_set_bit_rate(ToxAV *av, uint32_t friend_number, uint32_t bit_ra
goto RETURN;
}
} else {
LOGGER_DEBUG(av->m->log, "Set new audio bit rate %d", bit_rate);
LOGGER_DEBUG(av->log, "Set new audio bit rate %d", bit_rate);
}
call->audio_bit_rate = bit_rate;
@ -709,13 +793,14 @@ RETURN:
return rc == TOXAV_ERR_BIT_RATE_SET_OK;
}
bool toxav_video_set_bit_rate(ToxAV *av, uint32_t friend_number, uint32_t bit_rate,
Toxav_Err_Bit_Rate_Set *error)
{
Toxav_Err_Bit_Rate_Set rc = TOXAV_ERR_BIT_RATE_SET_OK;
ToxAVCall *call;
if (!m_friend_exists(av->m, friend_number)) {
if (!tox_friend_exists(av->tox, friend_number)) {
rc = TOXAV_ERR_BIT_RATE_SET_FRIEND_NOT_FOUND;
goto RETURN;
}
@ -734,15 +819,15 @@ bool toxav_video_set_bit_rate(ToxAV *av, uint32_t friend_number, uint32_t bit_ra
goto RETURN;
}
LOGGER_DEBUG(av->m->log, "Setting new video bitrate to: %d", bit_rate);
LOGGER_DEBUG(av->log, "Setting new video bitrate to: %d", bit_rate);
if (call->video_bit_rate == bit_rate) {
LOGGER_DEBUG(av->m->log, "Video bitrate already set to: %d", bit_rate);
LOGGER_DEBUG(av->log, "Video bitrate already set to: %d", bit_rate);
} else if (bit_rate == 0) {
LOGGER_DEBUG(av->m->log, "Turned off video sending");
LOGGER_DEBUG(av->log, "Turned off video sending");
/* Video sending is turned off; notify peer */
if (msi_change_capabilities(call->msi_call, call->msi_call->
if (msi_change_capabilities(av->log, call->msi_call, call->msi_call->
self_capabilities ^ MSI_CAP_S_VIDEO) != 0) {
pthread_mutex_unlock(av->mutex);
rc = TOXAV_ERR_BIT_RATE_SET_SYNC;
@ -754,10 +839,10 @@ bool toxav_video_set_bit_rate(ToxAV *av, uint32_t friend_number, uint32_t bit_ra
pthread_mutex_lock(call->toxav_call_mutex);
if (call->video_bit_rate == 0) {
LOGGER_DEBUG(av->m->log, "Turned on video sending");
LOGGER_DEBUG(av->log, "Turned on video sending");
/* The video has been turned off before this */
if (msi_change_capabilities(call->msi_call, call->
if (msi_change_capabilities(av->log, call->msi_call, call->
msi_call->self_capabilities | MSI_CAP_S_VIDEO) != 0) {
pthread_mutex_unlock(call->toxav_call_mutex);
pthread_mutex_unlock(av->mutex);
@ -765,7 +850,7 @@ bool toxav_video_set_bit_rate(ToxAV *av, uint32_t friend_number, uint32_t bit_ra
goto RETURN;
}
} else {
LOGGER_DEBUG(av->m->log, "Set new video bit rate %d", bit_rate);
LOGGER_DEBUG(av->log, "Set new video bit rate %d", bit_rate);
}
call->video_bit_rate = bit_rate;
@ -781,6 +866,7 @@ RETURN:
return rc == TOXAV_ERR_BIT_RATE_SET_OK;
}
void toxav_callback_audio_bit_rate(ToxAV *av, toxav_audio_bit_rate_cb *callback, void *user_data)
{
pthread_mutex_lock(av->mutex);
@ -788,6 +874,7 @@ void toxav_callback_audio_bit_rate(ToxAV *av, toxav_audio_bit_rate_cb *callback,
av->abcb_user_data = user_data;
pthread_mutex_unlock(av->mutex);
}
void toxav_callback_video_bit_rate(ToxAV *av, toxav_video_bit_rate_cb *callback, void *user_data)
{
pthread_mutex_lock(av->mutex);
@ -795,13 +882,14 @@ void toxav_callback_video_bit_rate(ToxAV *av, toxav_video_bit_rate_cb *callback,
av->vbcb_user_data = user_data;
pthread_mutex_unlock(av->mutex);
}
bool toxav_audio_send_frame(ToxAV *av, uint32_t friend_number, const int16_t *pcm, size_t sample_count,
uint8_t channels, uint32_t sampling_rate, Toxav_Err_Send_Frame *error)
{
Toxav_Err_Send_Frame rc = TOXAV_ERR_SEND_FRAME_OK;
ToxAVCall *call;
if (!m_friend_exists(av->m, friend_number)) {
if (!tox_friend_exists(av->tox, friend_number)) {
rc = TOXAV_ERR_SEND_FRAME_FRIEND_NOT_FOUND;
goto RETURN;
}
@ -859,14 +947,14 @@ bool toxav_audio_send_frame(ToxAV *av, uint32_t friend_number, const int16_t *pc
dest + sizeof(sampling_rate), dest_size - sizeof(sampling_rate));
if (vrc < 0) {
LOGGER_WARNING(av->m->log, "Failed to encode frame %s", opus_strerror(vrc));
LOGGER_WARNING(av->log, "Failed to encode frame %s", opus_strerror(vrc));
pthread_mutex_unlock(call->mutex_audio);
rc = TOXAV_ERR_SEND_FRAME_INVALID;
goto RETURN;
}
if (rtp_send_data(call->audio_rtp, dest, vrc + sizeof(sampling_rate), false, av->m->log) != 0) {
LOGGER_WARNING(av->m->log, "Failed to send audio packet");
if (rtp_send_data(av->log, call->audio_rtp, dest, vrc + sizeof(sampling_rate), false) != 0) {
LOGGER_WARNING(av->log, "Failed to send audio packet");
rc = TOXAV_ERR_SEND_FRAME_RTP_FAILED;
}
}
@ -882,7 +970,7 @@ RETURN:
return rc == TOXAV_ERR_SEND_FRAME_OK;
}
static Toxav_Err_Send_Frame send_frames(const Logger *log, ToxAVCall *call)
static Toxav_Err_Send_Frame send_frames(const ToxAV *av, ToxAVCall *call)
{
vpx_codec_iter_t iter = nullptr;
@ -900,20 +988,15 @@ static Toxav_Err_Send_Frame send_frames(const Logger *log, ToxAVCall *call)
const uint32_t frame_length_in_bytes = pkt->data.frame.sz;
const int res = rtp_send_data(
av->log,
call->video_rtp,
(const uint8_t *)pkt->data.frame.buf,
frame_length_in_bytes,
is_keyframe,
log);
LOGGER_DEBUG(log, "+ _sending_FRAME_TYPE_==%s bytes=%d frame_len=%d", is_keyframe ? "K" : ".",
(int)pkt->data.frame.sz, (int)frame_length_in_bytes);
const uint8_t *const buf = (const uint8_t *)pkt->data.frame.buf;
LOGGER_DEBUG(log, "+ _sending_FRAME_ b0=%d b1=%d", buf[0], buf[1]);
is_keyframe);
if (res < 0) {
char *netstrerror = net_new_strerror(net_error());
LOGGER_WARNING(log, "Could not send video frame: %s", netstrerror);
LOGGER_WARNING(av->log, "Could not send video frame: %s", netstrerror);
net_kill_strerror(netstrerror);
return TOXAV_ERR_SEND_FRAME_RTP_FAILED;
}
@ -930,7 +1013,7 @@ bool toxav_video_send_frame(ToxAV *av, uint32_t friend_number, uint16_t width, u
int vpx_encode_flags = 0;
if (!m_friend_exists(av->m, friend_number)) {
if (!tox_friend_exists(av->tox, friend_number)) {
rc = TOXAV_ERR_SEND_FRAME_FRIEND_NOT_FOUND;
goto RETURN;
}
@ -965,7 +1048,7 @@ bool toxav_video_send_frame(ToxAV *av, uint32_t friend_number, uint16_t width, u
goto RETURN;
}
if (vc_reconfigure_encoder(call->video, call->video_bit_rate * 1000, width, height, -1) != 0) {
if (vc_reconfigure_encoder(call->video, call->video_bit_rate, width, height, -1) != 0) {
pthread_mutex_unlock(call->mutex_video);
rc = TOXAV_ERR_SEND_FRAME_INVALID;
goto RETURN;
@ -974,13 +1057,13 @@ bool toxav_video_send_frame(ToxAV *av, uint32_t friend_number, uint16_t width, u
if (call->video_rtp->ssrc < VIDEO_SEND_X_KEYFRAMES_FIRST) {
// Key frame flag for first frames
vpx_encode_flags = VPX_EFLAG_FORCE_KF;
LOGGER_DEBUG(av->m->log, "I_FRAME_FLAG:%d only-i-frame mode", call->video_rtp->ssrc);
LOGGER_DEBUG(av->log, "I_FRAME_FLAG:%d only-i-frame mode", call->video_rtp->ssrc);
++call->video_rtp->ssrc;
} else if (call->video_rtp->ssrc == VIDEO_SEND_X_KEYFRAMES_FIRST) {
// normal keyframe placement
vpx_encode_flags = 0;
LOGGER_DEBUG(av->m->log, "I_FRAME_FLAG:%d normal mode", call->video_rtp->ssrc);
LOGGER_DEBUG(av->log, "I_FRAME_FLAG:%d normal mode", call->video_rtp->ssrc);
++call->video_rtp->ssrc;
}
@ -1009,7 +1092,7 @@ bool toxav_video_send_frame(ToxAV *av, uint32_t friend_number, uint16_t width, u
if (vrc != VPX_CODEC_OK) {
pthread_mutex_unlock(call->mutex_video);
LOGGER_ERROR(av->m->log, "Could not encode video frame: %s", vpx_codec_err_to_string(vrc));
LOGGER_ERROR(av->log, "Could not encode video frame: %s", vpx_codec_err_to_string(vrc));
rc = TOXAV_ERR_SEND_FRAME_INVALID;
goto RETURN;
}
@ -1017,7 +1100,7 @@ bool toxav_video_send_frame(ToxAV *av, uint32_t friend_number, uint16_t width, u
++call->video->frame_counter;
rc = send_frames(av->m->log, call);
rc = send_frames(av, call);
pthread_mutex_unlock(call->mutex_video);
@ -1063,7 +1146,7 @@ static void callback_bwc(BWController *bwc, uint32_t friend_number, float loss,
ToxAVCall *call = (ToxAVCall *)user_data;
assert(call != nullptr);
LOGGER_DEBUG(call->av->m->log, "Reported loss of %f%%", (double)loss * 100);
LOGGER_DEBUG(call->av->log, "Reported loss of %f%%", (double)loss * 100);
/* if less than 10% data loss we do nothing! */
if (loss < 0.1F) {
@ -1075,7 +1158,7 @@ static void callback_bwc(BWController *bwc, uint32_t friend_number, float loss,
if (call->video_bit_rate != 0) {
if (call->av->vbcb == nullptr) {
pthread_mutex_unlock(call->av->mutex);
LOGGER_WARNING(call->av->m->log, "No callback to report loss on");
LOGGER_WARNING(call->av->log, "No callback to report loss on");
return;
}
@ -1085,7 +1168,7 @@ static void callback_bwc(BWController *bwc, uint32_t friend_number, float loss,
} else if (call->audio_bit_rate != 0) {
if (call->av->abcb == nullptr) {
pthread_mutex_unlock(call->av->mutex);
LOGGER_WARNING(call->av->m->log, "No callback to report loss on");
LOGGER_WARNING(call->av->log, "No callback to report loss on");
return;
}
@ -1096,6 +1179,7 @@ static void callback_bwc(BWController *bwc, uint32_t friend_number, float loss,
pthread_mutex_unlock(call->av->mutex);
}
static int callback_invite(void *object, MSICall *call)
{
ToxAV *toxav = (ToxAV *)object;
@ -1104,7 +1188,7 @@ static int callback_invite(void *object, MSICall *call)
ToxAVCall *av_call = call_new(toxav, call->friend_number, nullptr);
if (av_call == nullptr) {
LOGGER_WARNING(toxav->m->log, "Failed to initialize call...");
LOGGER_WARNING(toxav->log, "Failed to initialize call...");
pthread_mutex_unlock(toxav->mutex);
return -1;
}
@ -1124,6 +1208,7 @@ static int callback_invite(void *object, MSICall *call)
pthread_mutex_unlock(toxav->mutex);
return 0;
}
static int callback_start(void *object, MSICall *call)
{
ToxAV *toxav = (ToxAV *)object;
@ -1152,6 +1237,7 @@ static int callback_start(void *object, MSICall *call)
pthread_mutex_unlock(toxav->mutex);
return 0;
}
static int callback_end(void *object, MSICall *call)
{
ToxAV *toxav = (ToxAV *)object;
@ -1167,6 +1253,7 @@ static int callback_end(void *object, MSICall *call)
pthread_mutex_unlock(toxav->mutex);
return 0;
}
static int callback_error(void *object, MSICall *call)
{
ToxAV *toxav = (ToxAV *)object;
@ -1182,21 +1269,22 @@ static int callback_error(void *object, MSICall *call)
pthread_mutex_unlock(toxav->mutex);
return 0;
}
static int callback_capabilites(void *object, MSICall *call)
{
ToxAV *toxav = (ToxAV *)object;
pthread_mutex_lock(toxav->mutex);
if ((call->peer_capabilities & MSI_CAP_S_AUDIO) != 0) {
rtp_allow_receiving(call->av_call->audio_rtp);
rtp_allow_receiving_mark(call->av_call->audio_rtp);
} else {
rtp_stop_receiving(call->av_call->audio_rtp);
rtp_stop_receiving_mark(call->av_call->audio_rtp);
}
if ((call->peer_capabilities & MSI_CAP_S_VIDEO) != 0) {
rtp_allow_receiving(call->av_call->video_rtp);
rtp_allow_receiving_mark(call->av_call->video_rtp);
} else {
rtp_stop_receiving(call->av_call->video_rtp);
rtp_stop_receiving_mark(call->av_call->video_rtp);
}
invoke_call_state_callback(toxav, call->friend_number, call->peer_capabilities);
@ -1204,6 +1292,7 @@ static int callback_capabilites(void *object, MSICall *call)
pthread_mutex_unlock(toxav->mutex);
return 0;
}
static bool audio_bit_rate_invalid(uint32_t bit_rate)
{
/* Opus RFC 6716 section-2.1.1 dictates the following:
@ -1211,6 +1300,7 @@ static bool audio_bit_rate_invalid(uint32_t bit_rate)
*/
return bit_rate < 6 || bit_rate > 510;
}
static bool video_bit_rate_invalid(uint32_t bit_rate)
{
/* https://www.webmproject.org/docs/webm-sdk/structvpx__codec__enc__cfg.html shows the following:
@ -1222,6 +1312,7 @@ static bool video_bit_rate_invalid(uint32_t bit_rate)
*/
return bit_rate > UINT32_MAX;
}
static bool invoke_call_state_callback(ToxAV *av, uint32_t friend_number, uint32_t state)
{
if (av->scb != nullptr) {
@ -1239,12 +1330,17 @@ static ToxAVCall *call_new(ToxAV *av, uint32_t friend_number, Toxav_Err_Call *er
Toxav_Err_Call rc = TOXAV_ERR_CALL_OK;
ToxAVCall *call = nullptr;
if (!m_friend_exists(av->m, friend_number)) {
Tox_Err_Friend_Query f_con_query_error;
Tox_Connection f_con_status = TOX_CONNECTION_NONE;
if (!tox_friend_exists(av->tox, friend_number)) {
rc = TOXAV_ERR_CALL_FRIEND_NOT_FOUND;
goto RETURN;
}
if (m_get_friend_connectionstatus(av->m, friend_number) < 1) {
f_con_status = tox_friend_get_connection_status(av->tox, friend_number, &f_con_query_error);
if (f_con_status == TOX_CONNECTION_NONE) {
rc = TOXAV_ERR_CALL_FRIEND_NOT_CONNECTED;
goto RETURN;
}
@ -1323,16 +1419,6 @@ RETURN:
return call;
}
static ToxAVCall *call_get(ToxAV *av, uint32_t friend_number)
{
/* Assumes mutex locked */
if (av->calls == nullptr || av->calls_tail < friend_number) {
return nullptr;
}
return av->calls[friend_number];
}
static ToxAVCall *call_remove(ToxAVCall *call)
{
if (call == nullptr) {
@ -1399,7 +1485,7 @@ static bool call_prepare_transmission(ToxAVCall *call)
}
if (call->active) {
LOGGER_WARNING(av->m->log, "Call already active!");
LOGGER_WARNING(av->log, "Call already active!");
return true;
}
@ -1412,43 +1498,37 @@ static bool call_prepare_transmission(ToxAVCall *call)
}
/* Prepare bwc */
call->bwc = bwc_new(av->m, av->tox, call->friend_number, callback_bwc, call, av->toxav_mono_time);
if (call->bwc == nullptr) {
LOGGER_ERROR(av->m->log, "Failed to create new bwc");
goto FAILURE;
}
call->bwc = bwc_new(av->log, av->tox, call->friend_number, callback_bwc, call, av->toxav_mono_time);
{ /* Prepare audio */
call->audio = ac_new(av->toxav_mono_time, av->m->log, av, call->friend_number, av->acb, av->acb_user_data);
call->audio = ac_new(av->toxav_mono_time, av->log, av, call->friend_number, av->acb, av->acb_user_data);
if (call->audio == nullptr) {
LOGGER_ERROR(av->m->log, "Failed to create audio codec session");
LOGGER_ERROR(av->log, "Failed to create audio codec session");
goto FAILURE;
}
call->audio_rtp = rtp_new(RTP_TYPE_AUDIO, av->m, av->tox, call->friend_number, call->bwc,
call->audio_rtp = rtp_new(av->log, RTP_TYPE_AUDIO, av->tox, av, call->friend_number, call->bwc,
call->audio, ac_queue_message);
if (call->audio_rtp == nullptr) {
LOGGER_ERROR(av->m->log, "Failed to create audio rtp session");
LOGGER_ERROR(av->log, "Failed to create audio rtp session");
goto FAILURE;
}
}
{ /* Prepare video */
call->video = vc_new(av->toxav_mono_time, av->m->log, av, call->friend_number, av->vcb, av->vcb_user_data);
call->video = vc_new(av->log, av->toxav_mono_time, av, call->friend_number, av->vcb, av->vcb_user_data);
if (call->video == nullptr) {
LOGGER_ERROR(av->m->log, "Failed to create video codec session");
LOGGER_ERROR(av->log, "Failed to create video codec session");
goto FAILURE;
}
call->video_rtp = rtp_new(RTP_TYPE_VIDEO, av->m, av->tox, call->friend_number, call->bwc,
call->video_rtp = rtp_new(av->log, RTP_TYPE_VIDEO, av->tox, av, call->friend_number, call->bwc,
call->video, vc_queue_message);
if (call->video_rtp == nullptr) {
LOGGER_ERROR(av->m->log, "Failed to create video rtp session");
LOGGER_ERROR(av->log, "Failed to create video rtp session");
goto FAILURE;
}
}
@ -1458,11 +1538,11 @@ static bool call_prepare_transmission(ToxAVCall *call)
FAILURE:
bwc_kill(call->bwc);
rtp_kill(call->audio_rtp);
rtp_kill(av->log, call->audio_rtp);
ac_kill(call->audio);
call->audio_rtp = nullptr;
call->audio = nullptr;
rtp_kill(call->video_rtp);
rtp_kill(av->log, call->video_rtp);
vc_kill(call->video);
call->video_rtp = nullptr;
call->video = nullptr;
@ -1489,12 +1569,14 @@ static void call_kill_transmission(ToxAVCall *call)
bwc_kill(call->bwc);
rtp_kill(call->audio_rtp);
const ToxAV *av = call->av;
rtp_kill(av->log, call->audio_rtp);
ac_kill(call->audio);
call->audio_rtp = nullptr;
call->audio = nullptr;
rtp_kill(call->video_rtp);
rtp_kill(av->log, call->video_rtp);
vc_kill(call->video);
call->video_rtp = nullptr;
call->video = nullptr;
@ -1502,3 +1584,12 @@ static void call_kill_transmission(ToxAVCall *call)
pthread_mutex_destroy(call->mutex_audio);
pthread_mutex_destroy(call->mutex_video);
}
Mono_Time *toxav_get_av_mono_time(const ToxAV *av)
{
if (av == nullptr) {
return nullptr;
}
return av->toxav_mono_time;
}

34
toxav/toxav.h
View File

@ -73,6 +73,8 @@ typedef struct Tox Tox;
#endif /* !TOX_DEFINED */
#endif /* !APIGEN_IGNORE */
#ifndef TOXAV_DEFINED
#define TOXAV_DEFINED
/**
* @brief The ToxAV instance type.
*
@ -83,6 +85,7 @@ typedef struct Tox Tox;
* notifying peers.
*/
typedef struct ToxAV ToxAV;
#endif /* TOXAV_DEFINED */
/** @{
* @brief Creation and destruction
@ -246,9 +249,9 @@ typedef enum Toxav_Err_Call {
* receiving are both enabled by default.
*
* @param friend_number The friend number of the friend that should be called.
* @param audio_bit_rate Audio bit rate in Kb/sec. Set this to 0 to disable
* @param audio_bit_rate Audio bit rate in kbit/sec. Set this to 0 to disable
* audio sending.
* @param video_bit_rate Video bit rate in Kb/sec. Set this to 0 to disable
* @param video_bit_rate Video bit rate in kbit/sec. Set this to 0 to disable
* video sending.
*/
bool toxav_call(ToxAV *av, uint32_t friend_number, uint32_t audio_bit_rate, uint32_t video_bit_rate,
@ -315,9 +318,9 @@ typedef enum Toxav_Err_Answer {
* enabled by default.
*
* @param friend_number The friend number of the friend that is calling.
* @param audio_bit_rate Audio bit rate in Kb/sec. Set this to 0 to disable
* @param audio_bit_rate Audio bit rate in kbit/sec. Set this to 0 to disable
* audio sending.
* @param video_bit_rate Video bit rate in Kb/sec. Set this to 0 to disable
* @param video_bit_rate Video bit rate in kbit/sec. Set this to 0 to disable
* video sending.
*/
bool toxav_answer(ToxAV *av, uint32_t friend_number, uint32_t audio_bit_rate, uint32_t video_bit_rate,
@ -597,11 +600,11 @@ bool toxav_audio_send_frame(ToxAV *av, uint32_t friend_number, const int16_t pcm
uint8_t channels, uint32_t sampling_rate, Toxav_Err_Send_Frame *error);
/**
* Set the bit rate to be used in subsequent video frames.
* Set the bit rate to be used in subsequent audio frames.
*
* @param friend_number The friend number of the friend for which to set the
* bit rate.
* @param bit_rate The new audio bit rate in Kb/sec. Set to 0 to disable.
* @param bit_rate The new audio bit rate in kbit/sec. Set to 0 to disable.
*
* @return true on success.
*/
@ -614,7 +617,7 @@ bool toxav_audio_set_bit_rate(ToxAV *av, uint32_t friend_number, uint32_t bit_ra
*
* @param friend_number The friend number of the friend for which to set the
* bit rate.
* @param audio_bit_rate Suggested maximum audio bit rate in Kb/sec.
* @param audio_bit_rate Suggested maximum audio bit rate in kbit/sec.
*/
typedef void toxav_audio_bit_rate_cb(ToxAV *av, uint32_t friend_number, uint32_t audio_bit_rate, void *user_data);
@ -627,9 +630,10 @@ void toxav_callback_audio_bit_rate(ToxAV *av, toxav_audio_bit_rate_cb *callback,
/**
* Send a video frame to a friend.
*
* Y - plane should be of size: `height * width`
* U - plane should be of size: `(height/2) * (width/2)`
* V - plane should be of size: `(height/2) * (width/2)`
* The video frame needs to be planar YUV420.
* Y - plane should be of size: `width * height`
* U - plane should be of size: `(width/2) * (height/2)`
* V - plane should be of size: `(width/2) * (height/2)`
*
* @param friend_number The friend number of the friend to which to send a video
* frame.
@ -641,9 +645,9 @@ void toxav_callback_audio_bit_rate(ToxAV *av, toxav_audio_bit_rate_cb *callback,
*/
bool toxav_video_send_frame(
ToxAV *av, uint32_t friend_number, uint16_t width, uint16_t height,
const uint8_t y[/*! height * width */],
const uint8_t u[/*! height/2 * width/2 */],
const uint8_t v[/*! height/2 * width/2 */],
const uint8_t y[/*! width * height */],
const uint8_t u[/*! width/2 * height/2 */],
const uint8_t v[/*! width/2 * height/2 */],
Toxav_Err_Send_Frame *error);
/**
@ -651,7 +655,7 @@ bool toxav_video_send_frame(
*
* @param friend_number The friend number of the friend for which to set the
* bit rate.
* @param bit_rate The new video bit rate in Kb/sec. Set to 0 to disable.
* @param bit_rate The new video bit rate in kbit/sec. Set to 0 to disable.
*
* @return true on success.
*/
@ -664,7 +668,7 @@ bool toxav_video_set_bit_rate(ToxAV *av, uint32_t friend_number, uint32_t bit_ra
*
* @param friend_number The friend number of the friend for which to set the
* bit rate.
* @param video_bit_rate Suggested maximum video bit rate in Kb/sec.
* @param video_bit_rate Suggested maximum video bit rate in kbit/sec.
*/
typedef void toxav_video_bit_rate_cb(ToxAV *av, uint32_t friend_number, uint32_t video_bit_rate, void *user_data);

35
toxav/toxav_hacks.h Normal file
View File

@ -0,0 +1,35 @@
/* SPDX-License-Identifier: GPL-3.0-or-later
* Copyright © 2016-2018 The TokTok team.
* Copyright © 2013-2015 Tox project.
*/
#ifndef C_TOXCORE_TOXAV_HACKS_H
#define C_TOXCORE_TOXAV_HACKS_H
#include "bwcontroller.h"
#include "msi.h"
#include "rtp.h"
#ifndef TOXAV_CALL_DEFINED
#define TOXAV_CALL_DEFINED
typedef struct ToxAVCall ToxAVCall;
#endif /* TOXAV_CALL_DEFINED */
non_null()
ToxAVCall *call_get(ToxAV *av, uint32_t friend_number);
non_null()
RTPSession *rtp_session_get(ToxAVCall *call, int payload_type);
non_null()
MSISession *tox_av_msi_get(const ToxAV *av);
non_null()
BWController *bwc_controller_get(const ToxAVCall *call);
non_null()
Mono_Time *toxav_get_av_mono_time(const ToxAV *av);
non_null()
const Logger *toxav_get_logger(const ToxAV *av);
#endif /* C_TOXCORE_TOXAV_HACKS_H */

5
toxav/video.c
View File

@ -143,7 +143,7 @@ static void vc_init_encoder_cfg(const Logger *log, vpx_codec_enc_cfg_t *cfg, int
#endif /* 0 */
}
VCSession *vc_new(Mono_Time *mono_time, const Logger *log, ToxAV *av, uint32_t friend_number,
VCSession *vc_new(const Logger *log, Mono_Time *mono_time, ToxAV *av, uint32_t friend_number,
toxav_video_receive_frame_cb *cb, void *cb_data)
{
VCSession *vc = (VCSession *)calloc(1, sizeof(VCSession));
@ -250,6 +250,7 @@ VCSession *vc_new(Mono_Time *mono_time, const Logger *log, ToxAV *av, uint32_t f
}
#endif /* 0 */
vc->linfts = current_time_monotonic(mono_time);
vc->lcfd = 60;
vc->vcb = cb;
@ -258,12 +259,14 @@ VCSession *vc_new(Mono_Time *mono_time, const Logger *log, ToxAV *av, uint32_t f
vc->av = av;
vc->log = log;
return vc;
BASE_CLEANUP_1:
vpx_codec_destroy(vc->decoder);
BASE_CLEANUP:
pthread_mutex_destroy(vc->queue_mutex);
rb_kill(vc->vbuf_raw);
free(vc);
return nullptr;
}

4
toxav/video.h
View File

@ -33,7 +33,6 @@ typedef struct VCSession {
uint64_t linfts; /* Last received frame time stamp */
uint32_t lcfd; /* Last calculated frame duration for incoming video payload */
const Logger *log;
ToxAV *av;
uint32_t friend_number;
@ -42,9 +41,10 @@ typedef struct VCSession {
void *vcb_user_data;
pthread_mutex_t queue_mutex[1];
const Logger *log;
} VCSession;
VCSession *vc_new(Mono_Time *mono_time, const Logger *log, ToxAV *av, uint32_t friend_number,
VCSession *vc_new(const Logger *log, Mono_Time *mono_time, ToxAV *av, uint32_t friend_number,
toxav_video_receive_frame_cb *cb, void *cb_data);
void vc_kill(VCSession *vc);
void vc_iterate(VCSession *vc);

7
toxcore/BUILD.bazel
View File

@ -6,7 +6,7 @@ exports_files(
"tox.h",
"tox_private.h",
],
visibility = ["//c-toxcore:__pkg__"],
visibility = ["//c-toxcore:__subpackages__"],
)
cc_library(
@ -661,7 +661,10 @@ cc_library(
name = "net_crypto",
srcs = ["net_crypto.c"],
hdrs = ["net_crypto.h"],
visibility = ["//c-toxcore/auto_tests:__pkg__"],
visibility = [
"//c-toxcore/auto_tests:__pkg__",
"//c-toxcore/toxav:__pkg__",
],
deps = [
":DHT",
":LAN_discovery",

10
toxcore/DHT.c
View File

@ -380,12 +380,12 @@ int dht_create_packet(const Memory *mem, const Random *rng,
const int encrypted_length = encrypt_data_symmetric(shared_key, nonce, plain, plain_length, encrypted);
if (encrypted_length == -1) {
if (encrypted_length < 0) {
mem_delete(mem, encrypted);
return -1;
}
if (length < 1 + CRYPTO_PUBLIC_KEY_SIZE + CRYPTO_NONCE_SIZE + encrypted_length) {
if (length < 1 + CRYPTO_PUBLIC_KEY_SIZE + CRYPTO_NONCE_SIZE + (size_t)encrypted_length) {
mem_delete(mem, encrypted);
return -1;
}
@ -1347,15 +1347,15 @@ static int sendnodes_ipv6(const DHT *dht, const IP_Port *ip_port, const uint8_t
plain[0] = num_nodes;
memcpy(plain + 1 + nodes_length, sendback_data, length);
const uint32_t crypto_size = 1 + CRYPTO_PUBLIC_KEY_SIZE + CRYPTO_NONCE_SIZE + CRYPTO_MAC_SIZE;
const uint32_t data_size = 1 + nodes_length + length + crypto_size;
const uint16_t crypto_size = 1 + CRYPTO_PUBLIC_KEY_SIZE + CRYPTO_NONCE_SIZE + CRYPTO_MAC_SIZE;
const uint16_t data_size = 1 + nodes_length + length + crypto_size;
VLA(uint8_t, data, data_size);
const int len = dht_create_packet(dht->mem, dht->rng,
dht->self_public_key, shared_encryption_key, NET_PACKET_SEND_NODES_IPV6,
plain, 1 + nodes_length + length, data, data_size);
if (len != data_size) {
if (len < 0 || (uint32_t)len != data_size) {
return -1;
}

96
toxcore/Messenger.c
View File

@ -472,10 +472,6 @@ int m_delfriend(Messenger *m, int32_t friendnumber)
return -1;
}
if (m->friend_connectionstatuschange_internal != nullptr) {
m->friend_connectionstatuschange_internal(m, friendnumber, false, m->friend_connectionstatuschange_internal_userdata);
}
clear_receipts(m, friendnumber);
remove_request_received(m->fr, m->friendlist[friendnumber].real_pk);
friend_connection_callbacks(m->fr_c, m->friendlist[friendnumber].friendcon_id, MESSENGER_CALLBACK_INDEX, nullptr,
@ -1027,13 +1023,6 @@ void m_callback_core_connection(Messenger *m, m_self_connection_status_cb *funct
m->core_connection_change = function;
}
void m_callback_connectionstatus_internal_av(Messenger *m, m_friend_connectionstatuschange_internal_cb *function,
void *userdata)
{
m->friend_connectionstatuschange_internal = function;
m->friend_connectionstatuschange_internal_userdata = userdata;
}
non_null(1) nullable(3)
static void check_friend_tcp_udp(Messenger *m, int32_t friendnumber, void *userdata)
{
@ -1081,11 +1070,6 @@ static void check_friend_connectionstatus(Messenger *m, int32_t friendnumber, ui
m->friendlist[friendnumber].status = status;
check_friend_tcp_udp(m, friendnumber, userdata);
if (m->friend_connectionstatuschange_internal != nullptr) {
m->friend_connectionstatuschange_internal(m, friendnumber, is_online,
m->friend_connectionstatuschange_internal_userdata);
}
}
}
@ -1855,23 +1839,6 @@ static int handle_filecontrol(Messenger *m, int32_t friendnumber, bool outbound,
}
}
/** @brief Set the callback for msi packets. */
void m_callback_msi_packet(Messenger *m, m_msi_packet_cb *function, void *userdata)
{
m->msi_packet = function;
m->msi_packet_userdata = userdata;
}
/** @brief Send an msi packet.
*
* @retval true on success
* @retval false on failure
*/
bool m_msi_packet(const Messenger *m, int32_t friendnumber, const uint8_t *data, uint16_t length)
{
return write_cryptpacket_id(m, friendnumber, PACKET_ID_MSI, data, length, false);
}
static int m_handle_lossy_packet(void *object, int friendcon_id, const uint8_t *data, uint16_t length,
void *userdata)
{
@ -1881,17 +1848,6 @@ static int m_handle_lossy_packet(void *object, int friendcon_id, const uint8_t *
return 1;
}
if (data[0] <= PACKET_ID_RANGE_LOSSY_AV_END) {
const RTP_Packet_Handler *const ph =
&m->friendlist[friendcon_id].lossy_rtp_packethandlers[data[0] % PACKET_ID_RANGE_LOSSY_AV_SIZE];
if (ph->function != nullptr) {
return ph->function(m, friendcon_id, data, length, ph->object);
}
return 1;
}
if (m->lossy_packethandler != nullptr) {
m->lossy_packethandler(m, friendcon_id, data[0], data, length, userdata);
}
@ -1904,38 +1860,6 @@ void custom_lossy_packet_registerhandler(Messenger *m, m_friend_lossy_packet_cb
m->lossy_packethandler = lossy_packethandler;
}
int m_callback_rtp_packet(Messenger *m, int32_t friendnumber, uint8_t byte, m_lossy_rtp_packet_cb *function,
void *object)
{
if (!m_friend_exists(m, friendnumber)) {
return -1;
}
if (byte < PACKET_ID_RANGE_LOSSY_AV_START || byte > PACKET_ID_RANGE_LOSSY_AV_END) {
return -1;
}
m->friendlist[friendnumber].lossy_rtp_packethandlers[byte % PACKET_ID_RANGE_LOSSY_AV_SIZE].function = function;
m->friendlist[friendnumber].lossy_rtp_packethandlers[byte % PACKET_ID_RANGE_LOSSY_AV_SIZE].object = object;
return 0;
}
/** @brief High level function to send custom lossy packets.
*
* TODO(oxij): this name is confusing, because this function sends both av and custom lossy packets.
* Meanwhile, m_handle_lossy_packet routes custom packets to custom_lossy_packet_registerhandler
* as you would expect from its name.
*
* I.e. custom_lossy_packet_registerhandler's "custom lossy packet" and this "custom lossy packet"
* are not the same set of packets.
*
* @retval -1 if friend invalid.
* @retval -2 if length wrong.
* @retval -3 if first byte invalid.
* @retval -4 if friend offline.
* @retval -5 if packet failed to send because of other error.
* @retval 0 on success.
*/
int m_send_custom_lossy_packet(const Messenger *m, int32_t friendnumber, const uint8_t *data, uint32_t length)
{
if (!m_friend_exists(m, friendnumber)) {
@ -1946,7 +1870,6 @@ int m_send_custom_lossy_packet(const Messenger *m, int32_t friendnumber, const u
return -2;
}
// TODO(oxij): send_lossy_cryptpacket makes this check already, similarly for other similar places
if (data[0] < PACKET_ID_RANGE_LOSSY_START || data[0] > PACKET_ID_RANGE_LOSSY_END) {
return -3;
}
@ -1974,8 +1897,11 @@ static int handle_custom_lossless_packet(void *object, int friend_num, const uin
}
if (packet[0] < PACKET_ID_RANGE_LOSSLESS_CUSTOM_START || packet[0] > PACKET_ID_RANGE_LOSSLESS_CUSTOM_END) {
// allow PACKET_ID_MSI packets to be handled by custom packet handler
if (packet[0] != PACKET_ID_MSI) {
return -1;
}
}
if (m->lossless_packethandler != nullptr) {
m->lossless_packethandler(m, friend_num, packet[0], packet, length, userdata);
@ -2356,20 +2282,6 @@ static int m_handle_packet_file_data(Messenger *m, const int friendcon_id, const
return 0;
}
non_null(1, 3) nullable(5)
static int m_handle_packet_msi(Messenger *m, const int friendcon_id, const uint8_t *data, const uint16_t data_length, void *userdata)
{
if (data_length == 0) {
return 0;
}
if (m->msi_packet != nullptr) {
m->msi_packet(m, friendcon_id, data, data_length, m->msi_packet_userdata);
}
return 0;
}
non_null(1, 3) nullable(5)
static int m_handle_packet_invite_groupchat(Messenger *m, const int friendcon_id, const uint8_t *data, const uint16_t data_length, void *userdata)
{
@ -2443,7 +2355,7 @@ static int m_handle_packet(void *object, int friendcon_id, const uint8_t *data,
case PACKET_ID_FILE_DATA:
return m_handle_packet_file_data(m, friendcon_id, payload, payload_length, userdata);
case PACKET_ID_MSI:
return m_handle_packet_msi(m, friendcon_id, payload, payload_length, userdata);
return handle_custom_lossless_packet(object, friendcon_id, data, length, userdata);
case PACKET_ID_INVITE_GROUPCHAT:
return m_handle_packet_invite_groupchat(m, friendcon_id, payload, payload_length, userdata);
}

51
toxcore/Messenger.h
View File

@ -200,20 +200,10 @@ typedef void m_friend_lossy_packet_cb(Messenger *m, uint32_t friend_number, uint
size_t length, void *user_data);
typedef void m_friend_lossless_packet_cb(Messenger *m, uint32_t friend_number, uint8_t packet_id, const uint8_t *data,
size_t length, void *user_data);
typedef void m_friend_connectionstatuschange_internal_cb(Messenger *m, uint32_t friend_number,
bool is_online, void *user_data);
typedef void m_conference_invite_cb(Messenger *m, uint32_t friend_number, const uint8_t *cookie, uint16_t length,
void *user_data);
typedef void m_group_invite_cb(const Messenger *m, uint32_t friend_number, const uint8_t *invite_data, size_t length,
const uint8_t *group_name, size_t group_name_length, void *user_data);
typedef void m_msi_packet_cb(Messenger *m, uint32_t friend_number, const uint8_t *data, uint16_t length,
void *user_data);
typedef int m_lossy_rtp_packet_cb(Messenger *m, uint32_t friend_number, const uint8_t *data, uint16_t length, void *object);
typedef struct RTP_Packet_Handler {
m_lossy_rtp_packet_cb *function;
void *object;
} RTP_Packet_Handler;
typedef struct Friend {
uint8_t real_pk[CRYPTO_PUBLIC_KEY_SIZE];
@ -243,8 +233,6 @@ typedef struct Friend {
uint32_t num_sending_files;
struct File_Transfers file_receiving[MAX_CONCURRENT_FILE_PIPES];
RTP_Packet_Handler lossy_rtp_packethandlers[PACKET_ID_RANGE_LOSSY_AV_SIZE];
struct Receipts *receipts_start;
struct Receipts *receipts_end;
} Friend;
@ -301,8 +289,6 @@ struct Messenger {
m_friend_typing_cb *friend_typingchange;
m_friend_read_receipt_cb *read_receipt;
m_friend_connection_status_cb *friend_connectionstatuschange;
m_friend_connectionstatuschange_internal_cb *friend_connectionstatuschange_internal;
void *friend_connectionstatuschange_internal_userdata;
struct Group_Chats *conferences_object;
m_conference_invite_cb *conference_invite;
@ -314,9 +300,6 @@ struct Messenger {
m_file_recv_chunk_cb *file_filedata;
m_file_chunk_request_cb *file_reqchunk;
m_msi_packet_cb *msi_packet;
void *msi_packet_userdata;
m_friend_lossy_packet_cb *lossy_packethandler;
m_friend_lossless_packet_cb *lossless_packethandler;
@ -614,10 +597,6 @@ non_null() void m_callback_read_receipt(Messenger *m, m_friend_read_receipt_cb *
*/
non_null() void m_callback_connectionstatus(Messenger *m, m_friend_connection_status_cb *function);
/** Same as previous but for internal A/V core usage only */
non_null() void m_callback_connectionstatus_internal_av(
Messenger *m, m_friend_connectionstatuschange_internal_cb *function, void *userdata);
/** @brief Set the callback for typing changes. */
non_null() void m_callback_core_connection(Messenger *m, m_self_connection_status_cb *function);
@ -731,42 +710,12 @@ non_null(1) nullable(5)
int send_file_data(const Messenger *m, int32_t friendnumber, uint32_t filenumber, uint64_t position,
const uint8_t *data, uint16_t length);
/*** A/V related */
/** @brief Set the callback for msi packets. */
non_null(1) nullable(2, 3)
void m_callback_msi_packet(Messenger *m, m_msi_packet_cb *function, void *userdata);
/** @brief Send an msi packet.
*
* @retval true on success
* @retval false on failure
*/
non_null()
bool m_msi_packet(const Messenger *m, int32_t friendnumber, const uint8_t *data, uint16_t length);
/** @brief Set handlers for lossy rtp packets.
*
* @retval -1 on failure.
* @retval 0 on success.
*/
non_null(1) nullable(4, 5)
int m_callback_rtp_packet(Messenger *m, int32_t friendnumber, uint8_t byte,
m_lossy_rtp_packet_cb *function, void *object);
/*** CUSTOM PACKETS */
/** @brief Set handlers for custom lossy packets. */
non_null() void custom_lossy_packet_registerhandler(Messenger *m, m_friend_lossy_packet_cb *lossy_packethandler);
/** @brief High level function to send custom lossy packets.
*
* TODO(oxij): this name is confusing, because this function sends both av and custom lossy packets.
* Meanwhile, m_handle_lossy_packet routes custom packets to custom_lossy_packet_registerhandler
* as you would expect from its name.
*
* I.e. custom_lossy_packet_registerhandler's "custom lossy packet" and this "custom lossy packet"
* are not the same set of packets.
*
* @retval -1 if friend invalid.
* @retval -2 if length wrong.

2
toxcore/announce.c
View File

@ -579,7 +579,7 @@ static int create_reply(Announcements *announce, const IP_Port *source,
const int plain_reply_max_len = (int)reply_max_length -
(1 + CRYPTO_PUBLIC_KEY_SIZE + CRYPTO_NONCE_SIZE + CRYPTO_MAC_SIZE);
if (plain_reply_max_len < sizeof(uint64_t)) {
if (plain_reply_max_len < (int)sizeof(uint64_t)) {
return -1;
}

5
toxcore/events/conference_connected.c
View File

@ -109,7 +109,10 @@ static Tox_Event_Conference_Connected *tox_events_add_conference_connected(Tox_E
event.type = TOX_EVENT_CONFERENCE_CONNECTED;
event.data.conference_connected = conference_connected;
tox_events_add(events, &event);
if (!tox_events_add(events, &event)) {
tox_event_conference_connected_free(conference_connected, mem);
return nullptr;
}
return conference_connected;
}

5
toxcore/events/conference_invite.c
View File

@ -177,7 +177,10 @@ static Tox_Event_Conference_Invite *tox_events_add_conference_invite(Tox_Events
event.type = TOX_EVENT_CONFERENCE_INVITE;
event.data.conference_invite = conference_invite;
tox_events_add(events, &event);
if (!tox_events_add(events, &event)) {
tox_event_conference_invite_free(conference_invite, mem);
return nullptr;
}
return conference_invite;
}

5
toxcore/events/conference_message.c
View File

@ -193,7 +193,10 @@ static Tox_Event_Conference_Message *tox_events_add_conference_message(Tox_Event
event.type = TOX_EVENT_CONFERENCE_MESSAGE;
event.data.conference_message = conference_message;
tox_events_add(events, &event);
if (!tox_events_add(events, &event)) {
tox_event_conference_message_free(conference_message, mem);
return nullptr;
}
return conference_message;
}

5
toxcore/events/conference_peer_list_changed.c
View File

@ -109,7 +109,10 @@ static Tox_Event_Conference_Peer_List_Changed *tox_events_add_conference_peer_li
event.type = TOX_EVENT_CONFERENCE_PEER_LIST_CHANGED;
event.data.conference_peer_list_changed = conference_peer_list_changed;
tox_events_add(events, &event);
if (!tox_events_add(events, &event)) {
tox_event_conference_peer_list_changed_free(conference_peer_list_changed, mem);
return nullptr;
}
return conference_peer_list_changed;
}

5
toxcore/events/conference_peer_name.c
View File

@ -175,7 +175,10 @@ static Tox_Event_Conference_Peer_Name *tox_events_add_conference_peer_name(Tox_E
event.type = TOX_EVENT_CONFERENCE_PEER_NAME;
event.data.conference_peer_name = conference_peer_name;
tox_events_add(events, &event);
if (!tox_events_add(events, &event)) {
tox_event_conference_peer_name_free(conference_peer_name, mem);
return nullptr;
}
return conference_peer_name;
}

5
toxcore/events/conference_title.c
View File

@ -175,7 +175,10 @@ static Tox_Event_Conference_Title *tox_events_add_conference_title(Tox_Events *e
event.type = TOX_EVENT_CONFERENCE_TITLE;
event.data.conference_title = conference_title;
tox_events_add(events, &event);
if (!tox_events_add(events, &event)) {
tox_event_conference_title_free(conference_title, mem);
return nullptr;
}
return conference_title;
}

5
toxcore/events/file_chunk_request.c
View File

@ -162,7 +162,10 @@ static Tox_Event_File_Chunk_Request *tox_events_add_file_chunk_request(Tox_Event
event.type = TOX_EVENT_FILE_CHUNK_REQUEST;
event.data.file_chunk_request = file_chunk_request;
tox_events_add(events, &event);
if (!tox_events_add(events, &event)) {
tox_event_file_chunk_request_free(file_chunk_request, mem);
return nullptr;
}
return file_chunk_request;
}

5
toxcore/events/file_recv.c
View File

@ -207,7 +207,10 @@ static Tox_Event_File_Recv *tox_events_add_file_recv(Tox_Events *events, const M
event.type = TOX_EVENT_FILE_RECV;
event.data.file_recv = file_recv;
tox_events_add(events, &event);
if (!tox_events_add(events, &event)) {
tox_event_file_recv_free(file_recv, mem);
return nullptr;
}
return file_recv;
}

5
toxcore/events/file_recv_chunk.c
View File

@ -191,7 +191,10 @@ static Tox_Event_File_Recv_Chunk *tox_events_add_file_recv_chunk(Tox_Events *eve
event.type = TOX_EVENT_FILE_RECV_CHUNK;
event.data.file_recv_chunk = file_recv_chunk;
tox_events_add(events, &event);
if (!tox_events_add(events, &event)) {
tox_event_file_recv_chunk_free(file_recv_chunk, mem);
return nullptr;
}
return file_recv_chunk;
}

5
toxcore/events/file_recv_control.c
View File

@ -148,7 +148,10 @@ static Tox_Event_File_Recv_Control *tox_events_add_file_recv_control(Tox_Events
event.type = TOX_EVENT_FILE_RECV_CONTROL;
event.data.file_recv_control = file_recv_control;
tox_events_add(events, &event);
if (!tox_events_add(events, &event)) {
tox_event_file_recv_control_free(file_recv_control, mem);
return nullptr;
}
return file_recv_control;
}

5
toxcore/events/friend_connection_status.c
View File

@ -132,7 +132,10 @@ static Tox_Event_Friend_Connection_Status *tox_events_add_friend_connection_stat
event.type = TOX_EVENT_FRIEND_CONNECTION_STATUS;
event.data.friend_connection_status = friend_connection_status;
tox_events_add(events, &event);
if (!tox_events_add(events, &event)) {
tox_event_friend_connection_status_free(friend_connection_status, mem);
return nullptr;
}
return friend_connection_status;
}

5
toxcore/events/friend_lossless_packet.c
View File

@ -159,7 +159,10 @@ static Tox_Event_Friend_Lossless_Packet *tox_events_add_friend_lossless_packet(T
event.type = TOX_EVENT_FRIEND_LOSSLESS_PACKET;
event.data.friend_lossless_packet = friend_lossless_packet;
tox_events_add(events, &event);
if (!tox_events_add(events, &event)) {
tox_event_friend_lossless_packet_free(friend_lossless_packet, mem);
return nullptr;
}
return friend_lossless_packet;
}

5
toxcore/events/friend_lossy_packet.c
View File

@ -159,7 +159,10 @@ static Tox_Event_Friend_Lossy_Packet *tox_events_add_friend_lossy_packet(Tox_Eve
event.type = TOX_EVENT_FRIEND_LOSSY_PACKET;
event.data.friend_lossy_packet = friend_lossy_packet;
tox_events_add(events, &event);
if (!tox_events_add(events, &event)) {
tox_event_friend_lossy_packet_free(friend_lossy_packet, mem);
return nullptr;
}
return friend_lossy_packet;
}

5
toxcore/events/friend_message.c
View File

@ -177,7 +177,10 @@ static Tox_Event_Friend_Message *tox_events_add_friend_message(Tox_Events *event
event.type = TOX_EVENT_FRIEND_MESSAGE;
event.data.friend_message = friend_message;
tox_events_add(events, &event);
if (!tox_events_add(events, &event)) {
tox_event_friend_message_free(friend_message, mem);
return nullptr;
}
return friend_message;
}

5
toxcore/events/friend_name.c
View File

@ -159,7 +159,10 @@ static Tox_Event_Friend_Name *tox_events_add_friend_name(Tox_Events *events, con
event.type = TOX_EVENT_FRIEND_NAME;
event.data.friend_name = friend_name;
tox_events_add(events, &event);
if (!tox_events_add(events, &event)) {
tox_event_friend_name_free(friend_name, mem);
return nullptr;
}
return friend_name;
}

5
toxcore/events/friend_read_receipt.c
View File

@ -130,7 +130,10 @@ static Tox_Event_Friend_Read_Receipt *tox_events_add_friend_read_receipt(Tox_Eve
event.type = TOX_EVENT_FRIEND_READ_RECEIPT;
event.data.friend_read_receipt = friend_read_receipt;
tox_events_add(events, &event);
if (!tox_events_add(events, &event)) {
tox_event_friend_read_receipt_free(friend_read_receipt, mem);
return nullptr;
}
return friend_read_receipt;
}

5
toxcore/events/friend_request.c
View File

@ -152,7 +152,10 @@ static Tox_Event_Friend_Request *tox_events_add_friend_request(Tox_Events *event
event.type = TOX_EVENT_FRIEND_REQUEST;
event.data.friend_request = friend_request;
tox_events_add(events, &event);
if (!tox_events_add(events, &event)) {
tox_event_friend_request_free(friend_request, mem);
return nullptr;
}
return friend_request;
}

5
toxcore/events/friend_status.c
View File

@ -132,7 +132,10 @@ static Tox_Event_Friend_Status *tox_events_add_friend_status(Tox_Events *events,
event.type = TOX_EVENT_FRIEND_STATUS;
event.data.friend_status = friend_status;
tox_events_add(events, &event);
if (!tox_events_add(events, &event)) {
tox_event_friend_status_free(friend_status, mem);
return nullptr;
}
return friend_status;
}

5
toxcore/events/friend_status_message.c
View File

@ -159,7 +159,10 @@ static Tox_Event_Friend_Status_Message *tox_events_add_friend_status_message(Tox
event.type = TOX_EVENT_FRIEND_STATUS_MESSAGE;
event.data.friend_status_message = friend_status_message;
tox_events_add(events, &event);
if (!tox_events_add(events, &event)) {
tox_event_friend_status_message_free(friend_status_message, mem);
return nullptr;
}
return friend_status_message;
}

5
toxcore/events/friend_typing.c
View File

@ -130,7 +130,10 @@ static Tox_Event_Friend_Typing *tox_events_add_friend_typing(Tox_Events *events,
event.type = TOX_EVENT_FRIEND_TYPING;
event.data.friend_typing = friend_typing;
tox_events_add(events, &event);
if (!tox_events_add(events, &event)) {
tox_event_friend_typing_free(friend_typing, mem);
return nullptr;
}
return friend_typing;
}

5
toxcore/events/group_custom_packet.c
View File

@ -175,7 +175,10 @@ static Tox_Event_Group_Custom_Packet *tox_events_add_group_custom_packet(Tox_Eve
event.type = TOX_EVENT_GROUP_CUSTOM_PACKET;
event.data.group_custom_packet = group_custom_packet;
tox_events_add(events, &event);
if (!tox_events_add(events, &event)) {
tox_event_group_custom_packet_free(group_custom_packet, mem);
return nullptr;
}
return group_custom_packet;
}

5
toxcore/events/group_custom_private_packet.c
View File

@ -175,7 +175,10 @@ static Tox_Event_Group_Custom_Private_Packet *tox_events_add_group_custom_privat
event.type = TOX_EVENT_GROUP_CUSTOM_PRIVATE_PACKET;
event.data.group_custom_private_packet = group_custom_private_packet;
tox_events_add(events, &event);
if (!tox_events_add(events, &event)) {
tox_event_group_custom_private_packet_free(group_custom_private_packet, mem);
return nullptr;
}
return group_custom_private_packet;
}

5
toxcore/events/group_invite.c
View File

@ -203,7 +203,10 @@ static Tox_Event_Group_Invite *tox_events_add_group_invite(Tox_Events *events, c
event.type = TOX_EVENT_GROUP_INVITE;
event.data.group_invite = group_invite;
tox_events_add(events, &event);
if (!tox_events_add(events, &event)) {
tox_event_group_invite_free(group_invite, mem);
return nullptr;
}
return group_invite;
}

5
toxcore/events/group_join_fail.c
View File

@ -132,7 +132,10 @@ static Tox_Event_Group_Join_Fail *tox_events_add_group_join_fail(Tox_Events *eve
event.type = TOX_EVENT_GROUP_JOIN_FAIL;
event.data.group_join_fail = group_join_fail;
tox_events_add(events, &event);
if (!tox_events_add(events, &event)) {
tox_event_group_join_fail_free(group_join_fail, mem);
return nullptr;
}
return group_join_fail;
}

5
toxcore/events/group_message.c
View File

@ -209,7 +209,10 @@ static Tox_Event_Group_Message *tox_events_add_group_message(Tox_Events *events,
event.type = TOX_EVENT_GROUP_MESSAGE;
event.data.group_message = group_message;
tox_events_add(events, &event);
if (!tox_events_add(events, &event)) {
tox_event_group_message_free(group_message, mem);
return nullptr;
}
return group_message;
}

5
toxcore/events/group_moderation.c
View File

@ -164,7 +164,10 @@ static Tox_Event_Group_Moderation *tox_events_add_group_moderation(Tox_Events *e
event.type = TOX_EVENT_GROUP_MODERATION;
event.data.group_moderation = group_moderation;
tox_events_add(events, &event);
if (!tox_events_add(events, &event)) {
tox_event_group_moderation_free(group_moderation, mem);
return nullptr;
}
return group_moderation;
}

5
toxcore/events/group_password.c
View File

@ -159,7 +159,10 @@ static Tox_Event_Group_Password *tox_events_add_group_password(Tox_Events *event
event.type = TOX_EVENT_GROUP_PASSWORD;
event.data.group_password = group_password;
tox_events_add(events, &event);
if (!tox_events_add(events, &event)) {
tox_event_group_password_free(group_password, mem);
return nullptr;
}
return group_password;
}

5
toxcore/events/group_peer_exit.c
View File

@ -237,7 +237,10 @@ static Tox_Event_Group_Peer_Exit *tox_events_add_group_peer_exit(Tox_Events *eve
event.type = TOX_EVENT_GROUP_PEER_EXIT;
event.data.group_peer_exit = group_peer_exit;
tox_events_add(events, &event);
if (!tox_events_add(events, &event)) {
tox_event_group_peer_exit_free(group_peer_exit, mem);
return nullptr;
}
return group_peer_exit;
}

5
toxcore/events/group_peer_join.c
View File

@ -130,7 +130,10 @@ static Tox_Event_Group_Peer_Join *tox_events_add_group_peer_join(Tox_Events *eve
event.type = TOX_EVENT_GROUP_PEER_JOIN;
event.data.group_peer_join = group_peer_join;
tox_events_add(events, &event);
if (!tox_events_add(events, &event)) {
tox_event_group_peer_join_free(group_peer_join, mem);
return nullptr;
}
return group_peer_join;
}

5
toxcore/events/group_peer_limit.c
View File

@ -130,7 +130,10 @@ static Tox_Event_Group_Peer_Limit *tox_events_add_group_peer_limit(Tox_Events *e
event.type = TOX_EVENT_GROUP_PEER_LIMIT;
event.data.group_peer_limit = group_peer_limit;
tox_events_add(events, &event);
if (!tox_events_add(events, &event)) {
tox_event_group_peer_limit_free(group_peer_limit, mem);
return nullptr;
}
return group_peer_limit;
}

5
toxcore/events/group_peer_name.c
View File

@ -175,7 +175,10 @@ static Tox_Event_Group_Peer_Name *tox_events_add_group_peer_name(Tox_Events *eve
event.type = TOX_EVENT_GROUP_PEER_NAME;
event.data.group_peer_name = group_peer_name;
tox_events_add(events, &event);
if (!tox_events_add(events, &event)) {
tox_event_group_peer_name_free(group_peer_name, mem);
return nullptr;
}
return group_peer_name;
}

5
toxcore/events/group_peer_status.c
View File

@ -148,7 +148,10 @@ static Tox_Event_Group_Peer_Status *tox_events_add_group_peer_status(Tox_Events
event.type = TOX_EVENT_GROUP_PEER_STATUS;
event.data.group_peer_status = group_peer_status;
tox_events_add(events, &event);
if (!tox_events_add(events, &event)) {
tox_event_group_peer_status_free(group_peer_status, mem);
return nullptr;
}
return group_peer_status;
}

5
toxcore/events/group_privacy_state.c
View File

@ -132,7 +132,10 @@ static Tox_Event_Group_Privacy_State *tox_events_add_group_privacy_state(Tox_Eve
event.type = TOX_EVENT_GROUP_PRIVACY_STATE;
event.data.group_privacy_state = group_privacy_state;
tox_events_add(events, &event);
if (!tox_events_add(events, &event)) {
tox_event_group_privacy_state_free(group_privacy_state, mem);
return nullptr;
}
return group_privacy_state;
}

5
toxcore/events/group_private_message.c
View File

@ -209,7 +209,10 @@ static Tox_Event_Group_Private_Message *tox_events_add_group_private_message(Tox
event.type = TOX_EVENT_GROUP_PRIVATE_MESSAGE;
event.data.group_private_message = group_private_message;
tox_events_add(events, &event);
if (!tox_events_add(events, &event)) {
tox_event_group_private_message_free(group_private_message, mem);
return nullptr;
}
return group_private_message;
}

5
toxcore/events/group_self_join.c
View File

@ -109,7 +109,10 @@ static Tox_Event_Group_Self_Join *tox_events_add_group_self_join(Tox_Events *eve
event.type = TOX_EVENT_GROUP_SELF_JOIN;
event.data.group_self_join = group_self_join;
tox_events_add(events, &event);
if (!tox_events_add(events, &event)) {
tox_event_group_self_join_free(group_self_join, mem);
return nullptr;
}
return group_self_join;
}

5
toxcore/events/group_topic.c
View File

@ -175,7 +175,10 @@ static Tox_Event_Group_Topic *tox_events_add_group_topic(Tox_Events *events, con
event.type = TOX_EVENT_GROUP_TOPIC;
event.data.group_topic = group_topic;
tox_events_add(events, &event);
if (!tox_events_add(events, &event)) {
tox_event_group_topic_free(group_topic, mem);
return nullptr;
}
return group_topic;
}

5
toxcore/events/group_topic_lock.c
View File

@ -132,7 +132,10 @@ static Tox_Event_Group_Topic_Lock *tox_events_add_group_topic_lock(Tox_Events *e
event.type = TOX_EVENT_GROUP_TOPIC_LOCK;
event.data.group_topic_lock = group_topic_lock;
tox_events_add(events, &event);
if (!tox_events_add(events, &event)) {
tox_event_group_topic_lock_free(group_topic_lock, mem);
return nullptr;
}
return group_topic_lock;
}

5
toxcore/events/group_voice_state.c
View File

@ -132,7 +132,10 @@ static Tox_Event_Group_Voice_State *tox_events_add_group_voice_state(Tox_Events
event.type = TOX_EVENT_GROUP_VOICE_STATE;
event.data.group_voice_state = group_voice_state;
tox_events_add(events, &event);
if (!tox_events_add(events, &event)) {
tox_event_group_voice_state_free(group_voice_state, mem);
return nullptr;
}
return group_voice_state;
}

5
toxcore/events/self_connection_status.c
View File

@ -111,7 +111,10 @@ static Tox_Event_Self_Connection_Status *tox_events_add_self_connection_status(T
event.type = TOX_EVENT_SELF_CONNECTION_STATUS;
event.data.self_connection_status = self_connection_status;
tox_events_add(events, &event);
if (!tox_events_add(events, &event)) {
tox_event_self_connection_status_free(self_connection_status, mem);
return nullptr;
}
return self_connection_status;
}

5
toxcore/friend_connection.c
View File

@ -1032,6 +1032,11 @@ void kill_friend_connections(Friend_Connections *fr_c)
kill_friend_connection(fr_c, i);
}
// there might be allocated NONE connections
if (fr_c->conns != nullptr) {
free(fr_c->conns);
}
lan_discovery_kill(fr_c->broadcast);
free(fr_c);
}

4
toxcore/group.c
View File

@ -2520,7 +2520,7 @@ static int handle_send_peers(Group_Chats *g_c, uint32_t groupnumber, const uint8
non_null(1, 3) nullable(6)
static void handle_direct_packet(Group_Chats *g_c, uint32_t groupnumber, const uint8_t *data, uint16_t length,
int connection_index, void *userdata)
uint32_t connection_index, void *userdata)
{
if (length == 0) {
return;
@ -2832,7 +2832,7 @@ static bool check_message_info(uint32_t message_number, uint8_t message_id, Grou
non_null(1, 3) nullable(6)
static void handle_message_packet_group(Group_Chats *g_c, uint32_t groupnumber, const uint8_t *data, uint16_t length,
int connection_index, void *userdata)
uint32_t connection_index, void *userdata)
{
if (length < sizeof(uint16_t) + sizeof(uint32_t) + 1) {
return;

2
toxcore/group_chats.c
View File

@ -8353,7 +8353,7 @@ bool gc_group_is_valid(const GC_Chat *chat)
/** Return true if `group_number` designates an active group in session `c`. */
static bool group_number_valid(const GC_Session *c, int group_number)
{
if (group_number < 0 || group_number >= c->chats_index) {
if (group_number < 0 || (uint32_t)group_number >= c->chats_index) {
return false;
}

159
toxcore/net_crypto.c
View File

@ -122,9 +122,6 @@ typedef struct Crypto_Connection {
bool maximum_speed_reached;
/* Must be a pointer, because the struct is moved in memory */
pthread_mutex_t *mutex;
dht_pk_cb *dht_pk_callback;
void *dht_pk_callback_object;
uint32_t dht_pk_callback_number;
@ -143,10 +140,6 @@ struct Net_Crypto {
TCP_Connections *tcp_c;
Crypto_Connection *crypto_connections;
pthread_mutex_t tcp_mutex;
pthread_mutex_t connections_mutex;
unsigned int connection_use_counter;
uint32_t crypto_connections_length; /* Length of connections array. */
@ -691,7 +684,6 @@ static int send_packet_to(Net_Crypto *c, int crypt_connection_id, const uint8_t
bool direct_send_attempt = false;
pthread_mutex_lock(conn->mutex);
const IP_Port ip_port = return_ip_port_connection(c, crypt_connection_id);
// TODO(irungentoo): on bad networks, direct connections might not last indefinitely.
@ -703,11 +695,9 @@ static int send_packet_to(Net_Crypto *c, int crypt_connection_id, const uint8_t
if (direct_connected) {
if ((uint32_t)sendpacket(dht_get_net(c->dht), &ip_port, data, length) == length) {
pthread_mutex_unlock(conn->mutex);
return 0;
}
pthread_mutex_unlock(conn->mutex);
LOGGER_WARNING(c->log, "sending packet of length %d failed", length);
return -1;
}
@ -724,19 +714,12 @@ static int send_packet_to(Net_Crypto *c, int crypt_connection_id, const uint8_t
}
}
pthread_mutex_unlock(conn->mutex);
pthread_mutex_lock(&c->tcp_mutex);
const int ret = send_packet_tcp_connection(c->tcp_c, conn->connection_number_tcp, data, length);
pthread_mutex_unlock(&c->tcp_mutex);
pthread_mutex_lock(conn->mutex);
if (ret == 0) {
conn->last_tcp_sent = current_time_monotonic(c->mono_time);
}
pthread_mutex_unlock(conn->mutex);
if (direct_send_attempt) {
return 0;
}
@ -1097,7 +1080,6 @@ static int send_data_packet(Net_Crypto *c, int crypt_connection_id, const uint8_
return -1;
}
pthread_mutex_lock(conn->mutex);
const uint16_t packet_size = 1 + sizeof(uint16_t) + length + CRYPTO_MAC_SIZE;
VLA(uint8_t, packet, packet_size);
packet[0] = NET_PACKET_CRYPTO_DATA;
@ -1106,12 +1088,10 @@ static int send_data_packet(Net_Crypto *c, int crypt_connection_id, const uint8_
if (len + 1 + sizeof(uint16_t) != packet_size) {
LOGGER_ERROR(c->log, "encryption failed: %d", len);
pthread_mutex_unlock(conn->mutex);
return -1;
}
increment_nonce(conn->sent_nonce);
pthread_mutex_unlock(conn->mutex);
return send_packet_to(c, crypt_connection_id, packet, packet_size);
}
@ -1207,9 +1187,7 @@ static int64_t send_lossless_packet(Net_Crypto *c, int crypt_connection_id, cons
dt.sent_time = 0;
dt.length = length;
memcpy(dt.data, data, length);
pthread_mutex_lock(conn->mutex);
const int64_t packet_num = add_data_end_of_buffer(c->log, c->mem, &conn->send_array, &dt);
pthread_mutex_unlock(conn->mutex);
if (packet_num == -1) {
return -1;
@ -1521,18 +1499,7 @@ static void connection_kill(Net_Crypto *c, int crypt_connection_id, void *userda
false, userdata);
}
while (true) { /* TODO(irungentoo): is this really the best way to do this? */
pthread_mutex_lock(&c->connections_mutex);
if (c->connection_use_counter == 0) {
break;
}
pthread_mutex_unlock(&c->connections_mutex);
}
crypto_kill(c, crypt_connection_id);
pthread_mutex_unlock(&c->connections_mutex);
}
/** @brief Handle a received data packet.
@ -1635,9 +1602,7 @@ static int handle_data_packet_core(Net_Crypto *c, int crypt_connection_id, const
}
while (true) {
pthread_mutex_lock(conn->mutex);
const int ret = read_data_beg_buffer(c->mem, &conn->recv_array, &dt);
pthread_mutex_unlock(conn->mutex);
if (ret == -1) {
break;
@ -1835,16 +1800,6 @@ static int realloc_cryptoconnection(Net_Crypto *c, uint32_t num)
non_null()
static int create_crypto_connection(Net_Crypto *c)
{
while (true) { /* TODO(irungentoo): is this really the best way to do this? */
pthread_mutex_lock(&c->connections_mutex);
if (c->connection_use_counter == 0) {
break;
}
pthread_mutex_unlock(&c->connections_mutex);
}
int id = -1;
for (uint32_t i = 0; i < c->crypto_connections_length; ++i) {
@ -1863,30 +1818,17 @@ static int create_crypto_connection(Net_Crypto *c)
}
if (id != -1) {
pthread_mutex_t *mutex = (pthread_mutex_t *)mem_alloc(c->mem, sizeof(pthread_mutex_t));
if (mutex == nullptr) {
pthread_mutex_unlock(&c->connections_mutex);
return -1;
}
if (pthread_mutex_init(mutex, nullptr) != 0) {
mem_delete(c->mem, mutex);
pthread_mutex_unlock(&c->connections_mutex);
return -1;
}
// Memsetting float/double to 0 is non-portable, so we explicitly set them to 0
c->crypto_connections[id].packet_recv_rate = 0.0;
c->crypto_connections[id].packet_send_rate = 0.0;
c->crypto_connections[id].last_packets_left_rem = 0.0;
c->crypto_connections[id].packet_send_rate_requested = 0.0;
c->crypto_connections[id].last_packets_left_requested_rem = 0.0;
c->crypto_connections[id].mutex = mutex;
// TODO(Green-Sky): This enum is likely unneeded and the same as FREE.
c->crypto_connections[id].status = CRYPTO_CONN_NO_CONNECTION;
}
pthread_mutex_unlock(&c->connections_mutex);
return id;
}
@ -1914,8 +1856,6 @@ static int wipe_crypto_connection(Net_Crypto *c, int crypt_connection_id)
uint32_t i;
pthread_mutex_destroy(c->crypto_connections[crypt_connection_id].mutex);
mem_delete(c->mem, c->crypto_connections[crypt_connection_id].mutex);
crypto_memzero(&c->crypto_connections[crypt_connection_id], sizeof(Crypto_Connection));
/* check if we can resize the connections array */
@ -2098,9 +2038,7 @@ int accept_crypto_connection(Net_Crypto *c, const New_Connection *n_c)
return -1;
}
pthread_mutex_lock(&c->tcp_mutex);
const int connection_number_tcp = new_tcp_connection_to(c->tcp_c, n_c->dht_public_key, crypt_connection_id);
pthread_mutex_unlock(&c->tcp_mutex);
if (connection_number_tcp == -1) {
wipe_crypto_connection(c, crypt_connection_id);
@ -2117,9 +2055,7 @@ int accept_crypto_connection(Net_Crypto *c, const New_Connection *n_c)
conn->status = CRYPTO_CONN_NOT_CONFIRMED;
if (create_send_handshake(c, crypt_connection_id, n_c->cookie, n_c->dht_public_key) != 0) {
pthread_mutex_lock(&c->tcp_mutex);
kill_tcp_connection_to(c->tcp_c, conn->connection_number_tcp);
pthread_mutex_unlock(&c->tcp_mutex);
wipe_crypto_connection(c, crypt_connection_id);
return -1;
}
@ -2155,9 +2091,7 @@ int new_crypto_connection(Net_Crypto *c, const uint8_t *real_public_key, const u
Crypto_Connection *conn = &c->crypto_connections[crypt_connection_id];
pthread_mutex_lock(&c->tcp_mutex);
const int connection_number_tcp = new_tcp_connection_to(c->tcp_c, dht_public_key, crypt_connection_id);
pthread_mutex_unlock(&c->tcp_mutex);
if (connection_number_tcp == -1) {
wipe_crypto_connection(c, crypt_connection_id);
@ -2181,9 +2115,7 @@ int new_crypto_connection(Net_Crypto *c, const uint8_t *real_public_key, const u
if (create_cookie_request(c, cookie_request, conn->dht_public_key, conn->cookie_request_number,
conn->shared_key) != sizeof(cookie_request)
|| new_temp_packet(c, crypt_connection_id, cookie_request, sizeof(cookie_request)) != 0) {
pthread_mutex_lock(&c->tcp_mutex);
kill_tcp_connection_to(c->tcp_c, conn->connection_number_tcp);
pthread_mutex_unlock(&c->tcp_mutex);
wipe_crypto_connection(c, crypt_connection_id);
return -1;
}
@ -2241,11 +2173,7 @@ static int tcp_data_callback(void *object, int crypt_connection_id, const uint8_
return tcp_handle_cookie_request(c, conn->connection_number_tcp, packet, length);
}
// This unlocks the mutex that at this point is locked by do_tcp before
// calling do_tcp_connections.
pthread_mutex_unlock(&c->tcp_mutex);
const int ret = handle_packet_connection(c, crypt_connection_id, packet, length, false, userdata);
pthread_mutex_lock(&c->tcp_mutex);
if (ret != 0) {
return -1;
@ -2295,10 +2223,7 @@ int add_tcp_relay_peer(Net_Crypto *c, int crypt_connection_id, const IP_Port *ip
return -1;
}
pthread_mutex_lock(&c->tcp_mutex);
const int ret = add_tcp_relay_connection(c->tcp_c, conn->connection_number_tcp, ip_port, public_key);
pthread_mutex_unlock(&c->tcp_mutex);
return ret;
return add_tcp_relay_connection(c->tcp_c, conn->connection_number_tcp, ip_port, public_key);
}
/** @brief Add a tcp relay to the array.
@ -2308,10 +2233,7 @@ int add_tcp_relay_peer(Net_Crypto *c, int crypt_connection_id, const IP_Port *ip
*/
int add_tcp_relay(Net_Crypto *c, const IP_Port *ip_port, const uint8_t *public_key)
{
pthread_mutex_lock(&c->tcp_mutex);
const int ret = add_tcp_relay_global(c->tcp_c, ip_port, public_key);
pthread_mutex_unlock(&c->tcp_mutex);
return ret;
return add_tcp_relay_global(c->tcp_c, ip_port, public_key);
}
/** @brief Return a random TCP connection number for use in send_tcp_onion_request.
@ -2322,13 +2244,9 @@ int add_tcp_relay(Net_Crypto *c, const IP_Port *ip_port, const uint8_t *public_k
* return TCP connection number on success.
* return -1 on failure.
*/
int get_random_tcp_con_number(Net_Crypto *c)
int get_random_tcp_con_number(const Net_Crypto *c)
{
pthread_mutex_lock(&c->tcp_mutex);
const int ret = get_random_tcp_onion_conn_number(c->tcp_c);
pthread_mutex_unlock(&c->tcp_mutex);
return ret;
return get_random_tcp_onion_conn_number(c->tcp_c);
}
/** @brief Put IP_Port of a random onion TCP connection in ip_port.
@ -2336,13 +2254,9 @@ int get_random_tcp_con_number(Net_Crypto *c)
* return true on success.
* return false on failure.
*/
bool get_random_tcp_conn_ip_port(Net_Crypto *c, IP_Port *ip_port)
bool get_random_tcp_conn_ip_port(const Net_Crypto *c, IP_Port *ip_port)
{
pthread_mutex_lock(&c->tcp_mutex);
const bool ret = tcp_get_random_conn_ip_port(c->tcp_c, ip_port);
pthread_mutex_unlock(&c->tcp_mutex);
return ret;
return tcp_get_random_conn_ip_port(c->tcp_c, ip_port);
}
/** @brief Send an onion packet via the TCP relay corresponding to tcp_connections_number.
@ -2352,11 +2266,7 @@ bool get_random_tcp_conn_ip_port(Net_Crypto *c, IP_Port *ip_port)
*/
int send_tcp_onion_request(Net_Crypto *c, unsigned int tcp_connections_number, const uint8_t *data, uint16_t length)
{
pthread_mutex_lock(&c->tcp_mutex);
const int ret = tcp_send_onion_request(c->tcp_c, tcp_connections_number, data, length);
pthread_mutex_unlock(&c->tcp_mutex);
return ret;
return tcp_send_onion_request(c->tcp_c, tcp_connections_number, data, length);
}
/**
@ -2371,12 +2281,8 @@ int send_tcp_forward_request(const Logger *logger, Net_Crypto *c, const IP_Port
const uint8_t *chain_keys, uint16_t chain_length,
const uint8_t *data, uint16_t data_length)
{
pthread_mutex_lock(&c->tcp_mutex);
const int ret = tcp_send_forward_request(logger, c->tcp_c, tcp_forwarder, dht_node,
return tcp_send_forward_request(logger, c->tcp_c, tcp_forwarder, dht_node,
chain_keys, chain_length, data, data_length);
pthread_mutex_unlock(&c->tcp_mutex);
return ret;
}
/** @brief Copy a maximum of num random TCP relays we are connected to to tcp_relays.
@ -2386,38 +2292,28 @@ int send_tcp_forward_request(const Logger *logger, Net_Crypto *c, const IP_Port
* return number of relays copied to tcp_relays on success.
* return 0 on failure.
*/
unsigned int copy_connected_tcp_relays(Net_Crypto *c, Node_format *tcp_relays, uint16_t num)
unsigned int copy_connected_tcp_relays(const Net_Crypto *c, Node_format *tcp_relays, uint16_t num)
{
if (num == 0) {
return 0;
}
pthread_mutex_lock(&c->tcp_mutex);
const unsigned int ret = tcp_copy_connected_relays(c->tcp_c, tcp_relays, num);
pthread_mutex_unlock(&c->tcp_mutex);
return ret;
return tcp_copy_connected_relays(c->tcp_c, tcp_relays, num);
}
uint32_t copy_connected_tcp_relays_index(Net_Crypto *c, Node_format *tcp_relays, uint16_t num, uint32_t idx)
uint32_t copy_connected_tcp_relays_index(const Net_Crypto *c, Node_format *tcp_relays, uint16_t num, uint32_t idx)
{
if (num == 0) {
return 0;
}
pthread_mutex_lock(&c->tcp_mutex);
const uint32_t ret = tcp_copy_connected_relays_index(c->tcp_c, tcp_relays, num, idx);
pthread_mutex_unlock(&c->tcp_mutex);
return ret;
return tcp_copy_connected_relays_index(c->tcp_c, tcp_relays, num, idx);
}
non_null()
static void do_tcp(Net_Crypto *c, void *userdata)
{
pthread_mutex_lock(&c->tcp_mutex);
do_tcp_connections(c->log, c->tcp_c, userdata);
pthread_mutex_unlock(&c->tcp_mutex);
for (uint32_t i = 0; i < c->crypto_connections_length; ++i) {
const Crypto_Connection *conn = get_crypto_connection(c, i);
@ -2436,9 +2332,7 @@ static void do_tcp(Net_Crypto *c, void *userdata)
continue;
}
pthread_mutex_lock(&c->tcp_mutex);
set_tcp_connection_to_status(c->tcp_c, conn->connection_number_tcp, !direct_connected);
pthread_mutex_unlock(&c->tcp_mutex);
}
}
@ -2593,15 +2487,12 @@ static int udp_handle_packet(void *object, const IP_Port *source, const uint8_t
return -1;
}
pthread_mutex_lock(conn->mutex);
if (net_family_is_ipv4(source->ip.family)) {
conn->direct_lastrecv_timev4 = mono_time_get(c->mono_time);
} else {
conn->direct_lastrecv_timev6 = mono_time_get(c->mono_time);
}
pthread_mutex_unlock(conn->mutex);
return 0;
}
@ -2997,26 +2888,16 @@ int send_lossy_cryptpacket(Net_Crypto *c, int crypt_connection_id, const uint8_t
return -1;
}
pthread_mutex_lock(&c->connections_mutex);
++c->connection_use_counter;
pthread_mutex_unlock(&c->connections_mutex);
Crypto_Connection *conn = get_crypto_connection(c, crypt_connection_id);
int ret = -1;
if (conn != nullptr) {
pthread_mutex_lock(conn->mutex);
const uint32_t buffer_start = conn->recv_array.buffer_start;
const uint32_t buffer_end = conn->send_array.buffer_end;
pthread_mutex_unlock(conn->mutex);
ret = send_data_packet_helper(c, crypt_connection_id, buffer_start, buffer_end, data, length);
}
pthread_mutex_lock(&c->connections_mutex);
--c->connection_use_counter;
pthread_mutex_unlock(&c->connections_mutex);
return ret;
}
@ -3036,9 +2917,7 @@ int crypto_kill(Net_Crypto *c, int crypt_connection_id)
send_kill_packet(c, crypt_connection_id);
}
pthread_mutex_lock(&c->tcp_mutex);
kill_tcp_connection_to(c->tcp_c, conn->connection_number_tcp);
pthread_mutex_unlock(&c->tcp_mutex);
bs_list_remove(&c->ip_port_list, (uint8_t *)&conn->ip_portv4, crypt_connection_id);
bs_list_remove(&c->ip_port_list, (uint8_t *)&conn->ip_portv6, crypt_connection_id);
@ -3135,13 +3014,6 @@ Net_Crypto *new_net_crypto(const Logger *log, const Memory *mem, const Random *r
set_packet_tcp_connection_callback(temp->tcp_c, &tcp_data_callback, temp);
set_oob_packet_tcp_connection_callback(temp->tcp_c, &tcp_oob_callback, temp);
if (create_recursive_mutex(&temp->tcp_mutex) != 0 ||
pthread_mutex_init(&temp->connections_mutex, nullptr) != 0) {
kill_tcp_connections(temp->tcp_c);
mem_delete(mem, temp);
return nullptr;
}
temp->dht = dht;
new_keys(temp);
@ -3215,9 +3087,6 @@ void kill_net_crypto(Net_Crypto *c)
crypto_kill(c, i);
}
pthread_mutex_destroy(&c->tcp_mutex);
pthread_mutex_destroy(&c->connections_mutex);
kill_tcp_connections(c->tcp_c);
bs_list_free(&c->ip_port_list);
networking_registerhandler(dht_get_net(c->dht), NET_PACKET_COOKIE_REQUEST, nullptr, nullptr);

9
toxcore/net_crypto.h
View File

@ -40,7 +40,6 @@
/** Packets in this range are reserved for AV use. */
#define PACKET_ID_RANGE_LOSSY_START 192
#define PACKET_ID_RANGE_LOSSY_AV_START 192
#define PACKET_ID_RANGE_LOSSY_AV_SIZE 8
#define PACKET_ID_RANGE_LOSSY_AV_END 199
/** Packets in this range can be used for anything. */
#define PACKET_ID_RANGE_LOSSY_CUSTOM_START 200
@ -311,7 +310,7 @@ int add_tcp_relay(Net_Crypto *c, const IP_Port *ip_port, const uint8_t *public_k
* return -1 on failure.
*/
non_null()
int get_random_tcp_con_number(Net_Crypto *c);
int get_random_tcp_con_number(const Net_Crypto *c);
/** @brief Put IP_Port of a random onion TCP connection in ip_port.
*
@ -319,7 +318,7 @@ int get_random_tcp_con_number(Net_Crypto *c);
* return false on failure.
*/
non_null()
bool get_random_tcp_conn_ip_port(Net_Crypto *c, IP_Port *ip_port);
bool get_random_tcp_conn_ip_port(const Net_Crypto *c, IP_Port *ip_port);
/** @brief Send an onion packet via the TCP relay corresponding to tcp_connections_number.
*
@ -351,7 +350,7 @@ int send_tcp_forward_request(const Logger *logger, Net_Crypto *c, const IP_Port
* return 0 on failure.
*/
non_null()
unsigned int copy_connected_tcp_relays(Net_Crypto *c, Node_format *tcp_relays, uint16_t num);
unsigned int copy_connected_tcp_relays(const Net_Crypto *c, Node_format *tcp_relays, uint16_t num);
/**
* Copy a maximum of `max_num` TCP relays we are connected to starting at the index in the TCP relay array
@ -360,7 +359,7 @@ unsigned int copy_connected_tcp_relays(Net_Crypto *c, Node_format *tcp_relays, u
* Returns the number of relays successfully copied.
*/
non_null()
uint32_t copy_connected_tcp_relays_index(Net_Crypto *c, Node_format *tcp_relays, uint16_t num, uint32_t idx);
uint32_t copy_connected_tcp_relays_index(const Net_Crypto *c, Node_format *tcp_relays, uint16_t num, uint32_t idx);
/** @brief Kill a crypto connection.
*

2
toxcore/onion_client.c
View File

@ -955,7 +955,7 @@ static int handle_announce_response(void *object, const IP_Port *source, const u
}
uint8_t plain[1 + ONION_PING_ID_SIZE + ONION_ANNOUNCE_RESPONSE_MAX_SIZE - ONION_ANNOUNCE_RESPONSE_MIN_SIZE];
const int plain_size = 1 + ONION_PING_ID_SIZE + length - ONION_ANNOUNCE_RESPONSE_MIN_SIZE;
const uint32_t plain_size = 1 + ONION_PING_ID_SIZE + length - ONION_ANNOUNCE_RESPONSE_MIN_SIZE;
int len;
const uint16_t nonce_start = 1 + ONION_ANNOUNCE_SENDBACK_DATA_LENGTH;
const uint16_t ciphertext_start = nonce_start + CRYPTO_NONCE_SIZE;

13
toxcore/tox.c
View File

@ -1058,7 +1058,7 @@ void tox_kill(Tox *tox)
}
tox_lock(tox);
LOGGER_ASSERT(tox->m->log, tox->m->msi_packet == nullptr, "Attempted to kill tox while toxav is still alive");
LOGGER_ASSERT(tox->m->log, tox->toxav_object == nullptr, "Attempted to kill tox while toxav is still alive");
kill_groupchats(tox->m->conferences_object);
kill_messenger(tox->m);
mono_time_free(tox->sys.mem, tox->mono_time);
@ -2551,6 +2551,12 @@ uint32_t tox_conference_join(Tox *tox, uint32_t friend_number, const uint8_t *co
Tox_Err_Conference_Join *error)
{
assert(tox != nullptr);
if (cookie == nullptr) {
SET_ERROR_PARAMETER(error, TOX_ERR_CONFERENCE_JOIN_NULL);
return UINT32_MAX;
}
tox_lock(tox);
const int ret = join_groupchat(tox->m->conferences_object, friend_number, GROUPCHAT_TYPE_TEXT, cookie, length);
tox_unlock(tox);
@ -4263,6 +4269,11 @@ uint32_t tox_group_invite_accept(Tox *tox, uint32_t friend_number, const uint8_t
{
assert(tox != nullptr);
if (invite_data == nullptr || name == nullptr) {
SET_ERROR_PARAMETER(error, TOX_ERR_GROUP_INVITE_ACCEPT_NULL);
return UINT32_MAX;
}
tox_lock(tox);
const int ret = gc_accept_invite(tox->m->group_handler, friend_number, invite_data, length, name, name_length, password,
password_length);

21
toxcore/tox.h
View File

@ -2891,6 +2891,11 @@ typedef enum Tox_Err_Conference_Join {
*/
TOX_ERR_CONFERENCE_JOIN_FAIL_SEND,
/**
* The cookie passed was NULL.
*/
TOX_ERR_CONFERENCE_JOIN_NULL,
} Tox_Err_Conference_Join;
const char *tox_err_conference_join_to_string(Tox_Err_Conference_Join value);
@ -3216,9 +3221,9 @@ typedef enum Tox_Err_Friend_Custom_Packet {
TOX_ERR_FRIEND_CUSTOM_PACKET_FRIEND_NOT_CONNECTED,
/**
* The first byte of data was not in the specified range for the packet
* type. This range is 192-254 for lossy, and 69, 160-191 for lossless
* packets.
* The first byte of data was not one of the permitted values;
* for lossy packets the first byte must be in the range 192-254,
* and for lossless packets it must be either 69 or in the range 160-191.
*/
TOX_ERR_FRIEND_CUSTOM_PACKET_INVALID,
@ -3269,7 +3274,7 @@ bool tox_friend_send_lossy_packet(
/**
* @brief Send a custom lossless packet to a friend.
*
* The first byte of data must be in the range 69, 160-191. Maximum length of a
* The first byte of data must be either 69 or in the range 160-191. Maximum length of a
* custom packet is TOX_MAX_CUSTOM_PACKET_SIZE.
*
* Lossless packet behaviour is comparable to TCP (reliability, arrive in order)
@ -3288,6 +3293,9 @@ bool tox_friend_send_lossless_packet(
Tox_Err_Friend_Custom_Packet *error);
/**
* tox_callback_friend_lossy_packet is the compatibility function to
* set the callback for all packet IDs except those reserved for ToxAV.
*
* @param friend_number The friend number of the friend who sent a lossy packet.
* @param data A byte array containing the received packet data.
* @param length The length of the packet data byte array.
@ -4992,6 +5000,11 @@ typedef enum Tox_Err_Group_Invite_Accept {
*/
TOX_ERR_GROUP_INVITE_ACCEPT_FAIL_SEND,
/**
* Invite data or name is NULL.
*/
TOX_ERR_GROUP_INVITE_ACCEPT_NULL,
} Tox_Err_Group_Invite_Accept;
const char *tox_err_group_invite_accept_to_string(Tox_Err_Group_Invite_Accept value);

6
toxcore/tox_api.c
View File

@ -887,6 +887,9 @@ const char *tox_err_conference_join_to_string(Tox_Err_Conference_Join value)
case TOX_ERR_CONFERENCE_JOIN_FAIL_SEND:
return "TOX_ERR_CONFERENCE_JOIN_FAIL_SEND";
case TOX_ERR_CONFERENCE_JOIN_NULL:
return "TOX_ERR_CONFERENCE_JOIN_NULL";
}
return "<invalid Tox_Err_Conference_Join>";
@ -1448,6 +1451,9 @@ const char *tox_err_group_invite_accept_to_string(Tox_Err_Group_Invite_Accept va
case TOX_ERR_GROUP_INVITE_ACCEPT_FAIL_SEND:
return "TOX_ERR_GROUP_INVITE_ACCEPT_FAIL_SEND";
case TOX_ERR_GROUP_INVITE_ACCEPT_NULL:
return "TOX_ERR_GROUP_INVITE_ACCEPT_NULL";
}
return "<invalid Tox_Err_Group_Invite_Accept>";

8
toxcore/tox_private.h
View File

@ -155,17 +155,15 @@ bool tox_dht_get_nodes(const Tox *tox, const uint8_t *public_key, const char *ip
const uint8_t *target_public_key, Tox_Err_Dht_Get_Nodes *error);
/**
* This function returns the ratio of close dht nodes that are known to support
* announce/store. This function returns the number of DHT nodes in the
* closelist.
* This function returns the number of DHT nodes in the closelist.
*
* @return number
*/
uint16_t tox_dht_get_num_closelist(const Tox *tox);
/**
* This function returns the number of DHT nodes in the closelist,
* that are capable to store announce data (introduced in version 0.2.18).
* This function returns the number of DHT nodes in the closelist
* that are capable of storing announce data (introduced in version 0.2.18).
*
* @return number
*/

8
toxencryptsave/toxencryptsave.c
View File

@ -231,8 +231,8 @@ bool tox_pass_key_encrypt(const Tox_Pass_Key *key, const uint8_t plaintext[], si
ciphertext += crypto_box_NONCEBYTES;
/* now encrypt */
if (encrypt_data_symmetric(key->key, nonce, plaintext, plaintext_len, ciphertext)
!= plaintext_len + crypto_box_MACBYTES) {
const int32_t encrypted_len = encrypt_data_symmetric(key->key, nonce, plaintext, plaintext_len, ciphertext);
if (encrypted_len < 0 || (size_t)encrypted_len != plaintext_len + crypto_box_MACBYTES) {
SET_ERROR_PARAMETER(error, TOX_ERR_ENCRYPTION_FAILED);
return false;
}
@ -316,8 +316,8 @@ bool tox_pass_key_decrypt(const Tox_Pass_Key *key, const uint8_t ciphertext[], s
ciphertext += crypto_box_NONCEBYTES;
/* decrypt the ciphertext */
if (decrypt_data_symmetric(key->key, nonce, ciphertext, decrypt_length + crypto_box_MACBYTES, plaintext)
!= decrypt_length) {
const int32_t decrypted_len = decrypt_data_symmetric(key->key, nonce, ciphertext, decrypt_length + crypto_box_MACBYTES, plaintext);
if (decrypted_len < 0 || (size_t)decrypted_len != decrypt_length) {
SET_ERROR_PARAMETER(error, TOX_ERR_DECRYPTION_FAILED);
return false;
}