static Tox *init_tox(void)
{
struct Tox_Options tox_opts;
memset(&tox_opts, 0, sizeof(struct Tox_Options));
tox_options_default(&tox_opts);
Tox *m = load_tox(&tox_opts, DATA_FILE);
if (!m)
return NULL;
tox_callback_self_connection_status(m, cb_self_connection_change, NULL);
tox_callback_friend_connection_status(m, cb_friend_connection_change, NULL);
tox_callback_friend_request(m, cb_friend_request, NULL);
tox_callback_friend_message(m, cb_friend_message, NULL);
tox_callback_group_invite(m, cb_group_invite, NULL);
tox_callback_group_title(m, cb_group_titlechange, NULL);
size_t s_len = tox_self_get_status_message_size(m);
if (s_len == 0) {
const char *statusmsg = "Send me the command 'help' for more info";
tox_self_set_status_message(m, (uint8_t *) statusmsg, strlen(statusmsg), NULL);
}
size_t n_len = tox_self_get_name_size(m);
if (n_len == 0)
tox_self_set_name(m, (uint8_t *) "[LUGNSK]", strlen("[LUGNSK]"), NULL);
return m;
}
static void init_tox_options(struct Tox_Options *tox_opts)
{
tox_options_default(tox_opts);
tox_opts->ipv6_enabled = !arg_opts.use_ipv4;
tox_opts->udp_enabled = !arg_opts.force_tcp;
tox_opts->proxy_type = arg_opts.proxy_type;
tox_opts->tcp_port = arg_opts.tcp_port;
if (!tox_opts->ipv6_enabled)
queue_init_message("Forcing IPv4 connection");
if (tox_opts->tcp_port)
queue_init_message("TCP relaying enabled on port %d", tox_opts->tcp_port);
if (tox_opts->proxy_type != TOX_PROXY_TYPE_NONE) {
tox_opts->proxy_port = arg_opts.proxy_port;
tox_opts->proxy_host = arg_opts.proxy_address;
const char *ps = tox_opts->proxy_type == TOX_PROXY_TYPE_SOCKS5 ? "SOCKS5" : "HTTP";
char tmp[48];
snprintf(tmp, sizeof(tmp), "Using %s proxy %s : %d", ps, arg_opts.proxy_address, arg_opts.proxy_port);
queue_init_message("%s", tmp);
}
if (!tox_opts->udp_enabled) {
queue_init_message("UDP disabled");
} else if (tox_opts->proxy_type != TOX_PROXY_TYPE_NONE) {
const char *msg = "WARNING: Using a proxy without disabling UDP may leak your real IP address.";
queue_init_message("%s", msg);
msg = "Use the -t option to disable UDP.";
queue_init_message("%s", msg);
}
}
struct Tox_Options *tox_options_new(TOX_ERR_OPTIONS_NEW *error)
{
struct Tox_Options *options = (struct Tox_Options *)malloc(sizeof(struct Tox_Options));
if (options) {
tox_options_default(options);
SET_ERROR_PARAMETER(error, TOX_ERR_OPTIONS_NEW_OK);
return options;
}
SET_ERROR_PARAMETER(error, TOX_ERR_OPTIONS_NEW_MALLOC);
return nullptr;
}
/**
* @brief Initializes Tox_Options instance
* @param savedata Previously saved Tox data
* @return Tox_Options instance needed to create Tox instance
*/
Tox_Options initToxOptions(const QByteArray& savedata)
{
// IPv6 needed for LAN discovery, but can crash some weird routers. On by default, can be
// disabled in options.
const Settings& s = Settings::getInstance();
bool enableIPv6 = s.getEnableIPv6();
bool forceTCP = s.getForceTCP();
Settings::ProxyType proxyType = s.getProxyType();
quint16 proxyPort = s.getProxyPort();
QString proxyAddr = s.getProxyAddr();
QByteArray proxyAddrData = proxyAddr.toUtf8();
if (enableIPv6) {
qDebug() << "Core starting with IPv6 enabled";
} else {
qWarning() << "Core starting with IPv6 disabled. LAN discovery may not work properly.";
}
Tox_Options toxOptions;
tox_options_default(&toxOptions);
toxOptions.ipv6_enabled = enableIPv6;
toxOptions.udp_enabled = !forceTCP;
toxOptions.start_port = toxOptions.end_port = 0;
// No proxy by default
toxOptions.proxy_type = TOX_PROXY_TYPE_NONE;
toxOptions.proxy_host = nullptr;
toxOptions.proxy_port = 0;
toxOptions.savedata_type = !savedata.isNull() ? TOX_SAVEDATA_TYPE_TOX_SAVE : TOX_SAVEDATA_TYPE_NONE;
toxOptions.savedata_data = reinterpret_cast<const uint8_t*>(savedata.data());
toxOptions.savedata_length = savedata.size();
if (proxyType != Settings::ProxyType::ptNone) {
if (proxyAddr.length() > MAX_PROXY_ADDRESS_LENGTH) {
qWarning() << "proxy address" << proxyAddr << "is too long";
} else if (!proxyAddr.isEmpty() && proxyPort > 0) {
qDebug() << "using proxy" << proxyAddr << ":" << proxyPort;
// protection against changings in TOX_PROXY_TYPE enum
if (proxyType == Settings::ProxyType::ptSOCKS5) {
toxOptions.proxy_type = TOX_PROXY_TYPE_SOCKS5;
} else if (proxyType == Settings::ProxyType::ptHTTP) {
toxOptions.proxy_type = TOX_PROXY_TYPE_HTTP;
}
toxOptions.proxy_host = proxyAddrData.data();
toxOptions.proxy_port = proxyPort;
}
}
return toxOptions;
}
/*
* Returns a pointer to an inactive crawler in the threads array.
* Returns NULL if there are no crawlers available.
*/
Crawler *crawler_new(void)
{
Crawler *cwl = calloc(1, sizeof(Crawler));
if (cwl == NULL) {
return cwl;
}
Node_format *nodes_list = malloc(DEFAULT_NODES_LIST_SIZE * sizeof(Node_format));
if (nodes_list == NULL) {
free(cwl);
return NULL;
}
struct Tox_Options options;
tox_options_default(&options);
TOX_ERR_NEW err;
Tox *tox = tox_new(&options, &err);
if (err != TOX_ERR_NEW_OK || tox == NULL) {
fprintf(stderr, "tox_new() failed: %d\n", err);
free(cwl);
free(nodes_list);
return NULL;
}
Messenger *m = (Messenger *) tox; // Casting fuckery so we can access the DHT object directly
cwl->dht = m->dht;
cwl->tox = tox;
cwl->nodes_list = nodes_list;
cwl->nodes_list_size = DEFAULT_NODES_LIST_SIZE;
DHT_callback_getnodes_response(cwl->dht, cb_getnodes_response, cwl);
cwl->last_getnodes_request = get_time();
cwl->last_new_node = get_time();
bootstrap_tox(cwl);
return cwl;
}
int main(void)
{
uint32_t conference_number;
struct Tox_Options to;
Tox *t;
TOX_ERR_CONFERENCE_NEW conference_err;
TOX_ERR_CONFERENCE_TITLE title_err;
tox_options_default(&to);
t = tox_new(&to, NULL);
tox_callback_conference_title(t, &cbtitlechange);
if ((conference_number = tox_conference_new(t, &conference_err)) == UINT32_MAX) {
tox_kill(t);
fprintf(stderr, "error: could not create new conference, error code %d\n", conference_err);
return 2;
}
tox_iterate(t, NULL);
c_sleep(tox_iteration_interval(t));
if (!tox_conference_set_title(t, conference_number, (const uint8_t *)newtitle, strlen(newtitle), &title_err)) {
tox_kill(t);
fprintf(stderr, "error: could not set conference title, error code %d\n", title_err);
return 3;
}
tox_iterate(t, NULL);
c_sleep(tox_iteration_interval(t));
tox_iterate(t, NULL);
fprintf(stderr, "error: title was not changed in callback. exiting.\n");
tox_kill(t);
return 1;
}
static void test_one(void)
{
uint8_t name[TOX_MAX_NAME_LENGTH];
uint8_t status_message[TOX_MAX_STATUS_MESSAGE_LENGTH];
uint8_t name2[TOX_MAX_NAME_LENGTH];
uint8_t status_message2[TOX_MAX_STATUS_MESSAGE_LENGTH];
uint32_t index[] = { 1, 2 };
Tox *tox1 = tox_new_log(nullptr, nullptr, &index[0]);
set_random_name_and_status_message(tox1, name, status_message);
Tox *tox2 = tox_new_log(nullptr, nullptr, &index[1]);
set_random_name_and_status_message(tox2, name2, status_message2);
uint8_t address[TOX_ADDRESS_SIZE];
tox_self_get_address(tox1, address);
Tox_Err_Friend_Add error;
uint32_t ret = tox_friend_add(tox1, address, (const uint8_t *)"m", 1, &error);
ck_assert_msg(ret == UINT32_MAX && error == TOX_ERR_FRIEND_ADD_OWN_KEY, "Adding own address worked.");
tox_self_get_address(tox2, address);
uint8_t message[TOX_MAX_FRIEND_REQUEST_LENGTH + 1];
ret = tox_friend_add(tox1, address, nullptr, 0, &error);
ck_assert_msg(ret == UINT32_MAX && error == TOX_ERR_FRIEND_ADD_NULL, "Sending request with no message worked.");
ret = tox_friend_add(tox1, address, message, 0, &error);
ck_assert_msg(ret == UINT32_MAX && error == TOX_ERR_FRIEND_ADD_NO_MESSAGE, "Sending request with no message worked.");
ret = tox_friend_add(tox1, address, message, sizeof(message), &error);
ck_assert_msg(ret == UINT32_MAX && error == TOX_ERR_FRIEND_ADD_TOO_LONG,
"TOX_MAX_FRIEND_REQUEST_LENGTH is too big.");
address[0]++;
ret = tox_friend_add(tox1, address, (const uint8_t *)"m", 1, &error);
ck_assert_msg(ret == UINT32_MAX && error == TOX_ERR_FRIEND_ADD_BAD_CHECKSUM,
"Adding address with bad checksum worked.");
tox_self_get_address(tox2, address);
ret = tox_friend_add(tox1, address, message, TOX_MAX_FRIEND_REQUEST_LENGTH, &error);
ck_assert_msg(ret == 0 && error == TOX_ERR_FRIEND_ADD_OK, "Failed to add friend.");
ret = tox_friend_add(tox1, address, message, TOX_MAX_FRIEND_REQUEST_LENGTH, &error);
ck_assert_msg(ret == UINT32_MAX && error == TOX_ERR_FRIEND_ADD_ALREADY_SENT, "Adding friend twice worked.");
tox_self_set_name(tox1, name, sizeof(name), nullptr);
ck_assert_msg(tox_self_get_name_size(tox1) == sizeof(name), "Can't set name of TOX_MAX_NAME_LENGTH");
tox_self_set_status_message(tox1, status_message, sizeof(status_message), nullptr);
ck_assert_msg(tox_self_get_status_message_size(tox1) == sizeof(status_message),
"Can't set status message of TOX_MAX_STATUS_MESSAGE_LENGTH");
tox_self_get_address(tox1, address);
size_t save_size = tox_get_savedata_size(tox1);
VLA(uint8_t, data, save_size);
tox_get_savedata(tox1, data);
tox_kill(tox2);
Tox_Err_New err_n;
struct Tox_Options *options = tox_options_new(nullptr);
tox_options_set_savedata_type(options, TOX_SAVEDATA_TYPE_TOX_SAVE);
tox_options_set_savedata_data(options, data, save_size);
tox2 = tox_new_log(options, &err_n, &index[1]);
ck_assert_msg(err_n == TOX_ERR_NEW_OK, "Load failed");
ck_assert_msg(tox_self_get_name_size(tox2) == sizeof name, "Wrong name size.");
ck_assert_msg(tox_self_get_status_message_size(tox2) == sizeof status_message, "Wrong status message size");
uint8_t name_loaded[TOX_MAX_NAME_LENGTH] = { 0 };
tox_self_get_name(tox2, name_loaded);
ck_assert_msg(!memcmp(name, name_loaded, sizeof name), "Wrong name.");
uint8_t status_message_loaded[TOX_MAX_STATUS_MESSAGE_LENGTH] = { 0 };
tox_self_get_status_message(tox2, status_message_loaded);
ck_assert_msg(!memcmp(status_message, status_message_loaded, sizeof status_message_loaded), "Wrong status message.");
uint8_t address2[TOX_ADDRESS_SIZE] = { 0 };
tox_self_get_address(tox2, address2);
ck_assert_msg(memcmp(address2, address, TOX_ADDRESS_SIZE) == 0, "Wrong address.");
uint8_t new_name[TOX_MAX_NAME_LENGTH] = { 0 };
tox_self_get_name(tox2, new_name);
ck_assert_msg(memcmp(name, new_name, TOX_MAX_NAME_LENGTH) == 0, "Wrong name");
uint8_t sk[TOX_SECRET_KEY_SIZE];
tox_self_get_secret_key(tox2, sk);
tox_kill(tox2);
tox_options_default(options);
tox_options_set_savedata_type(options, TOX_SAVEDATA_TYPE_SECRET_KEY);
tox_options_set_savedata_data(options, sk, sizeof(sk));
tox2 = tox_new_log(options, &err_n, &index[1]);
ck_assert_msg(err_n == TOX_ERR_NEW_OK, "Load failed");
uint8_t address3[TOX_ADDRESS_SIZE];
tox_self_get_address(tox2, address3);
ck_assert_msg(memcmp(address3, address, TOX_PUBLIC_KEY_SIZE) == 0, "Wrong public key.");
uint8_t pk[TOX_PUBLIC_KEY_SIZE];
tox_self_get_public_key(tox2, pk);
ck_assert_msg(memcmp(pk, address, TOX_PUBLIC_KEY_SIZE) == 0, "Wrong public key.");
tox_options_free(options);
tox_kill(tox1);
tox_kill(tox2);
}
void Core::makeTox(QByteArray savedata)
{
// IPv6 needed for LAN discovery, but can crash some weird routers. On by default, can be disabled in options.
bool enableIPv6 = Settings::getInstance().getEnableIPv6();
bool forceTCP = Settings::getInstance().getForceTCP();
Settings::ProxyType proxyType = Settings::getInstance().getProxyType();
quint16 proxyPort = Settings::getInstance().getProxyPort();
QString proxyAddr = Settings::getInstance().getProxyAddr();
QByteArray proxyAddrData = proxyAddr.toUtf8();
if (enableIPv6)
qDebug() << "Core starting with IPv6 enabled";
else
qWarning() << "Core starting with IPv6 disabled. LAN discovery may not work properly.";
Tox_Options toxOptions;
tox_options_default(&toxOptions);
toxOptions.ipv6_enabled = enableIPv6;
toxOptions.udp_enabled = !forceTCP;
toxOptions.start_port = toxOptions.end_port = 0;
// No proxy by default
toxOptions.proxy_type = TOX_PROXY_TYPE_NONE;
toxOptions.proxy_host = nullptr;
toxOptions.proxy_port = 0;
toxOptions.savedata_type = (!savedata.isNull() ? TOX_SAVEDATA_TYPE_TOX_SAVE : TOX_SAVEDATA_TYPE_NONE);
toxOptions.savedata_data = (uint8_t*)savedata.data();
toxOptions.savedata_length = savedata.size();
if (proxyType != Settings::ProxyType::ptNone)
{
if (proxyAddr.length() > 255)
{
qWarning() << "proxy address" << proxyAddr << "is too long";
}
else if (proxyAddr != "" && proxyPort > 0)
{
qDebug() << "using proxy" << proxyAddr << ":" << proxyPort;
// protection against changings in TOX_PROXY_TYPE enum
if (proxyType == Settings::ProxyType::ptSOCKS5)
toxOptions.proxy_type = TOX_PROXY_TYPE_SOCKS5;
else if (proxyType == Settings::ProxyType::ptHTTP)
toxOptions.proxy_type = TOX_PROXY_TYPE_HTTP;
toxOptions.proxy_host = proxyAddrData.data();
toxOptions.proxy_port = proxyPort;
}
}
TOX_ERR_NEW tox_err;
tox = tox_new(&toxOptions, &tox_err);
switch (tox_err)
{
case TOX_ERR_NEW_OK:
break;
case TOX_ERR_NEW_LOAD_BAD_FORMAT:
qWarning() << "failed to parse Tox save data";
break;
case TOX_ERR_NEW_PORT_ALLOC:
if (enableIPv6)
{
toxOptions.ipv6_enabled = false;
tox = tox_new(&toxOptions, &tox_err);
if (tox_err == TOX_ERR_NEW_OK)
{
qWarning() << "Core failed to start with IPv6, falling back to IPv4. LAN discovery may not work properly.";
break;
}
}
qCritical() << "can't to bind the port";
emit failedToStart();
return;
case TOX_ERR_NEW_PROXY_BAD_HOST:
case TOX_ERR_NEW_PROXY_BAD_PORT:
case TOX_ERR_NEW_PROXY_BAD_TYPE:
qCritical() << "bad proxy, error code:" << tox_err;
emit badProxy();
return;
case TOX_ERR_NEW_PROXY_NOT_FOUND:
qCritical() << "proxy not found";
emit badProxy();
return;
case TOX_ERR_NEW_LOAD_ENCRYPTED:
qCritical() << "attempted to load encrypted Tox save data";
emit failedToStart();
return;
case TOX_ERR_NEW_MALLOC:
qCritical() << "memory allocation failed";
emit failedToStart();
return;
case TOX_ERR_NEW_NULL:
qCritical() << "a parameter was null";
emit failedToStart();
return;
default:
qCritical() << "Tox core failed to start, unknown error code:" << tox_err;
emit failedToStart();
return;
}
av = new CoreAV(tox);
if (av->getToxAv() == nullptr)
{
qCritical() << "Toxav core failed to start";
emit failedToStart();
return;
}
}
int main(int argc, char *argv[])
{
unsigned char tox_id[TOX_ADDRESS_SIZE];
unsigned char tox_printable_id[TOX_ADDRESS_SIZE * 2 + 1];
TOX_ERR_NEW tox_new_err;
int oc;
size_t save_size = 0;
uint8_t *save_data = NULL;
allowed_toxid *allowed_toxid_obj = NULL;
log_init();
while ((oc = getopt(argc, argv, "L:pi:C:s:P:dqhSF:DU:")) != -1)
{
switch(oc)
{
case 'L':
/* Local port forwarding */
client_mode = 1;
client_local_port_mode = 1;
if(parse_local_port_forward(optarg, &local_port, &remote_host, &remote_port) < 0)
{
log_printf(L_ERROR, "Invalid value for -L option - use something like -L 22:127.0.0.1:22\n");
exit(1);
}
if(min_log_level == L_UNSET)
{
min_log_level = L_INFO;
}
log_printf(L_DEBUG, "Forwarding remote port %d to local port %d\n", remote_port, local_port);
break;
case 'P':
/* Pipe forwarding */
client_mode = 1;
client_pipe_mode = 1;
if(parse_pipe_port_forward(optarg, &remote_host, &remote_port) < 0)
{
log_printf(L_ERROR, "Invalid value for -P option - use something like -P 127.0.0.1:22\n");
exit(1);
}
if(min_log_level == L_UNSET)
{
min_log_level = L_ERROR;
}
log_printf(L_INFO, "Forwarding remote port %d to stdin/out\n", remote_port);
break;
case 'p':
/* Ping */
client_mode = 1;
ping_mode = 1;
if(min_log_level == L_UNSET)
{
min_log_level = L_INFO;
}
break;
case 'i':
/* Tox ID */
server_whitelist_mode = 1;
log_printf(L_DEBUG, "Server whitelist mode enabled");
allowed_toxid_obj = (allowed_toxid *)calloc(sizeof(allowed_toxid), 1);
if(!allowed_toxid_obj)
{
log_printf(L_ERROR, "Could not allocate memory for allowed_toxid");
exit(1);
}
remote_tox_id = optarg;
if(!string_to_id(allowed_toxid_obj->toxid, optarg))
{
log_printf(L_ERROR, "Invalid Tox ID");
exit(1);
}
LL_APPEND(allowed_toxids, allowed_toxid_obj);
break;
case 'C':
/* Config directory */
strncpy(config_path, optarg, sizeof(config_path) - 1);
if(optarg[strlen(optarg) - 1] != '/')
{
int optarg_len = strlen(optarg);
config_path[optarg_len] = '/';
config_path[optarg_len + 1] = '\0';
}
load_saved_toxid_in_client_mode = 1;
break;
case 's':
/* Shared secret */
use_shared_secret = 1;
memset(shared_secret, 0, TOX_MAX_FRIEND_REQUEST_LENGTH);
strncpy(shared_secret, optarg, TOX_MAX_FRIEND_REQUEST_LENGTH-1);
break;
case 'd':
min_log_level = L_DEBUG;
break;
case 'q':
min_log_level = L_ERROR;
break;
case 'S':
use_syslog = 1;
break;
case 'D':
daemonize = 1;
use_syslog = 1;
break;
case 'F':
pidfile = optarg;
break;
case 'U':
daemon_username = optarg;
break;
case '?':
case 'h':
default:
print_version();
help();
exit(1);
}
}
if(!client_mode && min_log_level == L_UNSET)
{
min_log_level = L_INFO;
}
if(!client_mode && server_whitelist_mode)
{
log_printf(L_INFO, "Server in ToxID whitelisting mode - only clients listed with -i can connect");
}
if(daemonize)
{
do_daemonize();
}
atexit(cleanup);
print_version();
/* Bootstrap tox */
tox_options_default(&tox_options);
if((!client_mode) || load_saved_toxid_in_client_mode)
{
uint8_t *save_data = NULL;
save_size = load_save(&save_data);
if(save_data && save_size)
{
tox_options.savedata_type = TOX_SAVEDATA_TYPE_TOX_SAVE;
tox_options.savedata_data = save_data;
tox_options.savedata_length = save_size;
}
}
tox = tox_new(&tox_options, &tox_new_err);
if(tox == NULL)
{
log_printf(L_DEBUG, "tox_new() failed (%u) - trying without proxy\n", tox_new_err);
if((tox_options.proxy_type != TOX_PROXY_TYPE_NONE) || (tox_options.proxy_type = TOX_PROXY_TYPE_NONE, (tox = tox_new(&tox_options, &tox_new_err)) == NULL))
{
log_printf(L_DEBUG, "tox_new() failed (%u) - trying without IPv6\n", tox_new_err);
if(!tox_options.ipv6_enabled || (tox_options.ipv6_enabled = 0, (tox = tox_new(&tox_options, &tox_new_err)) == NULL))
{
log_printf(L_DEBUG, "tox_new() failed (%u) - trying with Tor\n", tox_new_err);
if((tox_options.proxy_type = TOX_PROXY_TYPE_SOCKS5, tox_options.proxy_host="127.0.0.1", tox_options.proxy_port=9050, (tox = tox_new(&tox_options, &tox_new_err)) == NULL))
{
log_printf(L_ERROR, "tox_new() failed (%u) - exiting\n", tox_new_err);
exit(1);
}
}
}
}
if(save_size && save_data)
{
free(save_data);
}
set_tox_username(tox);
tox_callback_self_connection_status(tox, handle_connection_status_change, NULL);
do_bootstrap(tox);
if(client_mode)
{
tox_self_get_address(tox, tox_id);
id_to_string(tox_printable_id, tox_id);
tox_printable_id[TOX_ADDRESS_SIZE * 2] = '\0';
log_printf(L_DEBUG, "Generated Tox ID: %s\n", tox_printable_id);
if(!remote_tox_id)
{
log_printf(L_ERROR, "Tox id is required in client mode. Use -i 58435984ABCDEF475...\n");
exit(1);
}
do_client_loop(remote_tox_id);
}
else
{
write_save(tox);
if(!use_shared_secret)
{
log_printf(L_WARNING, "Shared secret authentication is not used - skilled attackers may connect to your tuntox server");
}
tox_self_get_address(tox, tox_id);
memset(tox_printable_id, '\0', sizeof(tox_printable_id));
id_to_string(tox_printable_id, tox_id);
tox_printable_id[TOX_ADDRESS_SIZE * 2] = '\0';
log_printf(L_INFO, "Using Tox ID: %s\n", tox_printable_id);
tox_callback_friend_request(tox, accept_friend_request, NULL);
do_server_loop();
}
return 0;
}
END_TEST
#define NUM_TCP_RELAYS 3
START_TEST(test_many_clients_tcp_b)
{
long long unsigned int cur_time = time(NULL);
Tox *toxes[NUM_TOXES_TCP];
uint32_t index[NUM_TOXES_TCP];
uint32_t i, j;
uint32_t to_comp = 974536;
for (i = 0; i < NUM_TOXES_TCP; ++i) {
struct Tox_Options opts;
tox_options_default(&opts);
if (i < NUM_TCP_RELAYS) {
opts.tcp_port = TCP_RELAY_PORT + i;
} else {
opts.udp_enabled = 0;
}
index[i] = i + 1;
toxes[i] = tox_new_log(&opts, 0, &index[i]);
ck_assert_msg(toxes[i] != 0, "Failed to create tox instances %u", i);
tox_callback_friend_request(toxes[i], accept_friend_request);
uint8_t dpk[TOX_PUBLIC_KEY_SIZE];
tox_self_get_dht_id(toxes[(i % NUM_TCP_RELAYS)], dpk);
ck_assert_msg(tox_add_tcp_relay(toxes[i], TOX_LOCALHOST, TCP_RELAY_PORT + (i % NUM_TCP_RELAYS), dpk, 0),
"add relay error");
tox_self_get_dht_id(toxes[0], dpk);
ck_assert_msg(tox_bootstrap(toxes[i], TOX_LOCALHOST, 33445, dpk, 0), "Bootstrap error");
}
{
TOX_ERR_GET_PORT error;
ck_assert_msg(tox_self_get_udp_port(toxes[0], &error) == 33445, "First Tox instance did not bind to udp port 33445.\n");
ck_assert_msg(error == TOX_ERR_GET_PORT_OK, "wrong error");
ck_assert_msg(tox_self_get_tcp_port(toxes[0], &error) == TCP_RELAY_PORT,
"First Tox instance did not bind to tcp port %u.\n", TCP_RELAY_PORT);
ck_assert_msg(error == TOX_ERR_GET_PORT_OK, "wrong error");
}
struct {
uint16_t tox1;
uint16_t tox2;
} pairs[NUM_FRIENDS];
uint8_t address[TOX_ADDRESS_SIZE];
for (i = 0; i < NUM_FRIENDS; ++i) {
loop_top:
pairs[i].tox1 = rand() % NUM_TOXES_TCP;
pairs[i].tox2 = (pairs[i].tox1 + rand() % (NUM_TOXES_TCP - 1) + 1) % NUM_TOXES_TCP;
for (j = 0; j < i; ++j) {
if (pairs[j].tox2 == pairs[i].tox1 && pairs[j].tox1 == pairs[i].tox2) {
goto loop_top;
}
}
tox_self_get_address(toxes[pairs[i].tox1], address);
TOX_ERR_FRIEND_ADD test;
uint32_t num = tox_friend_add(toxes[pairs[i].tox2], address, (const uint8_t *)"Gentoo", 7, &test);
if (test == TOX_ERR_FRIEND_ADD_ALREADY_SENT) {
goto loop_top;
}
ck_assert_msg(num != UINT32_MAX && test == TOX_ERR_FRIEND_ADD_OK, "Failed to add friend error code: %i", test);
}
uint16_t last_count = 0;
while (1) {
uint16_t counter = 0;
for (i = 0; i < NUM_TOXES_TCP; ++i) {
for (j = 0; j < tox_self_get_friend_list_size(toxes[i]); ++j) {
if (tox_friend_get_connection_status(toxes[i], j, 0) == TOX_CONNECTION_TCP) {
++counter;
}
}
}
if (counter != last_count) {
printf("many_clients_tcp_b got to %u\n", counter);
last_count = counter;
}
if (counter == NUM_FRIENDS * 2) {
break;
}
for (i = 0; i < NUM_TOXES_TCP; ++i) {
tox_iterate(toxes[i], &to_comp);
}
c_sleep(30);
}
for (i = 0; i < NUM_TOXES_TCP; ++i) {
tox_kill(toxes[i]);
}
printf("test_many_clients_tcp_b succeeded, took %llu seconds\n", time(NULL) - cur_time);
}
END_TEST
START_TEST(test_save_friend)
{
Tox *tox1 = tox_new(0, 0);
Tox *tox2 = tox_new(0, 0);
ck_assert_msg(tox1 || tox2, "Failed to create 2 tox instances");
uint32_t to_compare = 974536;
tox_callback_friend_request(tox2, accept_friend_request, &to_compare);
uint8_t address[TOX_ADDRESS_SIZE];
tox_self_get_address(tox2, address);
uint32_t test = tox_friend_add(tox1, address, (uint8_t *)"Gentoo", 7, 0);
ck_assert_msg(test != UINT32_MAX, "Failed to add friend");
size_t size = tox_get_savedata_size(tox1);
uint8_t data[size];
tox_get_savedata(tox1, data);
size_t size2 = size + TOX_PASS_ENCRYPTION_EXTRA_LENGTH;
uint8_t enc_data[size2];
TOX_ERR_ENCRYPTION error1;
bool ret = tox_pass_encrypt(data, size, "correcthorsebatterystaple", 25, enc_data, &error1);
ck_assert_msg(ret, "failed to encrypted save: %u", error1);
ck_assert_msg(tox_is_data_encrypted(enc_data), "magic number missing");
struct Tox_Options options;
tox_options_default(&options);
options.savedata_type = TOX_SAVEDATA_TYPE_TOX_SAVE;
options.savedata_data = enc_data;
options.savedata_length = size2;
TOX_ERR_NEW err2;
Tox *tox3 = tox_new(&options, &err2);
ck_assert_msg(err2 == TOX_ERR_NEW_LOAD_ENCRYPTED, "wrong error! %u. should fail with %u", err2,
TOX_ERR_NEW_LOAD_ENCRYPTED);
uint8_t dec_data[size];
TOX_ERR_DECRYPTION err3;
ret = tox_pass_decrypt(enc_data, size2, "correcthorsebatterystaple", 25, dec_data, &err3);
ck_assert_msg(ret, "failed to decrypt save: %u", err3);
options.savedata_data = dec_data;
options.savedata_length = size;
tox3 = tox_new(&options, &err2);
ck_assert_msg(err2 == TOX_ERR_NEW_OK, "failed to load from decrypted data: %u", err2);
uint8_t address2[TOX_PUBLIC_KEY_SIZE];
ret = tox_friend_get_public_key(tox3, 0, address2, 0);
ck_assert_msg(ret, "no friends!");
ck_assert_msg(memcmp(address, address2, TOX_PUBLIC_KEY_SIZE) == 0, "addresses don't match!");
size = tox_get_savedata_size(tox3);
uint8_t data2[size];
tox_get_savedata(tox3, data2);
TOX_PASS_KEY key;
memcpy(key.salt, salt, 32);
memcpy(key.key, known_key2, crypto_box_BEFORENMBYTES);
size2 = size + TOX_PASS_ENCRYPTION_EXTRA_LENGTH;
uint8_t encdata2[size2];
ret = tox_pass_key_encrypt(data2, size, &key, encdata2, &error1);
ck_assert_msg(ret, "failed to key encrypt %u", error1);
ck_assert_msg(tox_is_data_encrypted(encdata2), "magic number the second missing");
uint8_t out1[size], out2[size];
ret = tox_pass_decrypt(encdata2, size2, pw, pwlen, out1, &err3);
ck_assert_msg(ret, "failed to pw decrypt %u", err3);
ret = tox_pass_key_decrypt(encdata2, size2, &key, out2, &err3);
ck_assert_msg(ret, "failed to key decrypt %u", err3);
ck_assert_msg(memcmp(out1, out2, size) == 0, "differing output data");
// and now with the code in use (I only bothered with manually to debug this, and it seems a waste
// to remove the manual check now that it's there)
options.savedata_data = out1;
options.savedata_length = size;
Tox *tox4 = tox_new(&options, &err2);
ck_assert_msg(err2 == TOX_ERR_NEW_OK, "failed to new the third");
uint8_t address5[TOX_PUBLIC_KEY_SIZE];
ret = tox_friend_get_public_key(tox4, 0, address5, 0);
ck_assert_msg(ret, "no friends! the third");
ck_assert_msg(memcmp(address, address2, TOX_PUBLIC_KEY_SIZE) == 0, "addresses don't match! the third");
tox_kill(tox1);
tox_kill(tox2);
tox_kill(tox3);
tox_kill(tox4);
}
void Core::make_tox(QByteArray savedata)
{
// IPv6 needed for LAN discovery, but can crash some weird routers. On by default, can be disabled in options.
bool enableIPv6 = Settings::getInstance().getEnableIPv6();
bool forceTCP = Settings::getInstance().getForceTCP();
ProxyType proxyType = Settings::getInstance().getProxyType();
if (enableIPv6)
qDebug() << "Core starting with IPv6 enabled";
else
qWarning() << "Core starting with IPv6 disabled. LAN discovery may not work properly.";
Tox_Options toxOptions;
tox_options_default(&toxOptions);
toxOptions.ipv6_enabled = enableIPv6;
toxOptions.udp_enabled = !forceTCP;
toxOptions.start_port = toxOptions.end_port = 0;
// No proxy by default
toxOptions.proxy_type = TOX_PROXY_TYPE_NONE;
toxOptions.proxy_host = nullptr;
toxOptions.proxy_port = 0;
if (proxyType != ProxyType::ptNone)
{
QString proxyAddr = Settings::getInstance().getProxyAddr();
int proxyPort = Settings::getInstance().getProxyPort();
if (proxyAddr.length() > 255)
{
qWarning() << "Core: proxy address" << proxyAddr << "is too long";
}
else if (proxyAddr != "" && proxyPort > 0)
{
qDebug() << "Core: using proxy" << proxyAddr << ":" << proxyPort;
// protection against changings in TOX_PROXY_TYPE enum
if (proxyType == ProxyType::ptSOCKS5)
toxOptions.proxy_type = TOX_PROXY_TYPE_SOCKS5;
else if (proxyType == ProxyType::ptHTTP)
toxOptions.proxy_type = TOX_PROXY_TYPE_HTTP;
QByteArray proxyAddrData = proxyAddr.toUtf8();
/// TODO: We're leaking a tiny amount of memory there, go fix that later
char* proxyAddrCopy = new char[proxyAddrData.size()+1];
memcpy(proxyAddrCopy, proxyAddrData.data(), proxyAddrData.size()+1);
toxOptions.proxy_host = proxyAddrCopy;
toxOptions.proxy_port = proxyPort;
}
}
tox = tox_new(&toxOptions, (uint8_t*)savedata.data(), savedata.size(), nullptr);
if (tox == nullptr)
{
if (enableIPv6) // Fallback to IPv4
{
toxOptions.ipv6_enabled = false;
tox = tox_new(&toxOptions, (uint8_t*)savedata.data(), savedata.size(), nullptr);
if (tox == nullptr)
{
if (toxOptions.proxy_type != TOX_PROXY_TYPE_NONE)
{
qCritical() << "Core: bad proxy! no toxcore!";
emit badProxy();
}
else
{
qCritical() << "Tox core failed to start";
emit failedToStart();
}
return;
}
else
{
qWarning() << "Core failed to start with IPv6, falling back to IPv4. LAN discovery may not work properly.";
}
}
else if (toxOptions.proxy_type != TOX_PROXY_TYPE_NONE)
{
emit badProxy();
return;
}
else
{
qCritical() << "Tox core failed to start";
emit failedToStart();
return;
}
}
toxav = toxav_new(tox, TOXAV_MAX_CALLS);
if (toxav == nullptr)
{
qCritical() << "Toxav core failed to start";
emit failedToStart();
return;
}
}
