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tox.c
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/* tox.c
*
* The Tox public API.
*
* Copyright (C) 2013 Tox project All Rights Reserved.
*
* This file is part of Tox.
*
* Tox is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Tox is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Tox. If not, see <http://www.gnu.org/licenses/>.
*
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#define TOX_DEFINED
typedef struct Messenger Tox;
#include "tox.h"
#include "Messenger.h"
#include "group.h"
#include "logger.h"
#include "net_crypto.h"
#include "../toxencryptsave/defines.h"
#define SET_ERROR_PARAMETER(param, x) {if(param) {*param = x;}}
#if TOX_HASH_LENGTH != crypto_hash_sha256_BYTES
#error TOX_HASH_LENGTH is assumed to be equal to crypto_hash_sha256_BYTES
#endif
#if FILE_ID_LENGTH != crypto_box_KEYBYTES
#error FILE_ID_LENGTH is assumed to be equal to crypto_box_KEYBYTES
#endif
#if TOX_FILE_ID_LENGTH != crypto_box_KEYBYTES
#error TOX_FILE_ID_LENGTH is assumed to be equal to crypto_box_KEYBYTES
#endif
#if TOX_FILE_ID_LENGTH != TOX_HASH_LENGTH
#error TOX_FILE_ID_LENGTH is assumed to be equal to TOX_HASH_LENGTH
#endif
#if TOX_PUBLIC_KEY_SIZE != crypto_box_PUBLICKEYBYTES
#error TOX_PUBLIC_KEY_SIZE is assumed to be equal to crypto_box_PUBLICKEYBYTES
#endif
#if TOX_SECRET_KEY_SIZE != crypto_box_SECRETKEYBYTES
#error TOX_SECRET_KEY_SIZE is assumed to be equal to crypto_box_SECRETKEYBYTES
#endif
#if TOX_MAX_NAME_LENGTH != MAX_NAME_LENGTH
#error TOX_MAX_NAME_LENGTH is assumed to be equal to MAX_NAME_LENGTH
#endif
#if TOX_MAX_STATUS_MESSAGE_LENGTH != MAX_STATUSMESSAGE_LENGTH
#error TOX_MAX_STATUS_MESSAGE_LENGTH is assumed to be equal to MAX_STATUSMESSAGE_LENGTH
#endif
uint32_t tox_version_major(void)
{
return TOX_VERSION_MAJOR;
}
uint32_t tox_version_minor(void)
{
return TOX_VERSION_MINOR;
}
uint32_t tox_version_patch(void)
{
return TOX_VERSION_PATCH;
}
bool tox_version_is_compatible(uint32_t major, uint32_t minor, uint32_t patch)
{
return TOX_VERSION_IS_API_COMPATIBLE(major, minor, patch);
}
#define CONST_FUNCTION(lowercase, uppercase) \
uint32_t tox_##lowercase(void) \
{ \
return TOX_##uppercase; \
}
CONST_FUNCTION(public_key_size, PUBLIC_KEY_SIZE)
CONST_FUNCTION(secret_key_size, SECRET_KEY_SIZE)
CONST_FUNCTION(address_size, ADDRESS_SIZE)
CONST_FUNCTION(max_name_length, MAX_NAME_LENGTH)
CONST_FUNCTION(max_status_message_length, MAX_STATUS_MESSAGE_LENGTH)
CONST_FUNCTION(max_friend_request_length, MAX_FRIEND_REQUEST_LENGTH)
CONST_FUNCTION(max_message_length, MAX_MESSAGE_LENGTH)
CONST_FUNCTION(max_custom_packet_size, MAX_CUSTOM_PACKET_SIZE)
CONST_FUNCTION(hash_length, HASH_LENGTH)
CONST_FUNCTION(file_id_length, FILE_ID_LENGTH)
CONST_FUNCTION(max_filename_length, MAX_FILENAME_LENGTH)
#define ACCESSORS(type, ns, name) \
type tox_options_get_##ns##name(const struct Tox_Options *options) \
{ \
return options->ns##name; \
} \
void tox_options_set_##ns##name(struct Tox_Options *options, type name) \
{ \
options->ns##name = name; \
}
ACCESSORS(bool, , ipv6_enabled)
ACCESSORS(bool, , udp_enabled)
ACCESSORS(TOX_PROXY_TYPE, proxy_ , type)
ACCESSORS(const char *, proxy_ , host)
ACCESSORS(uint16_t, proxy_ , port)
ACCESSORS(uint16_t, , start_port)
ACCESSORS(uint16_t, , end_port)
ACCESSORS(uint16_t, , tcp_port)
ACCESSORS(bool, , hole_punching_enabled)
ACCESSORS(TOX_SAVEDATA_TYPE, savedata_, type)
ACCESSORS(size_t, savedata_, length)
ACCESSORS(tox_log_cb *, log_, callback)
ACCESSORS(void *, log_, user_data)
ACCESSORS(bool, , local_discovery_enabled)
const uint8_t *tox_options_get_savedata_data(const struct Tox_Options *options)
{
return options->savedata_data;
}
void tox_options_set_savedata_data(struct Tox_Options *options, const uint8_t *data, size_t length)
{
options->savedata_data = data;
options->savedata_length = length;
}
void tox_options_default(struct Tox_Options *options)
{
if (options) {
memset(options, 0, sizeof(struct Tox_Options));
options->ipv6_enabled = 1;
options->udp_enabled = 1;
options->proxy_type = TOX_PROXY_TYPE_NONE;
options->hole_punching_enabled = true;
options->local_discovery_enabled = true;
}
}
struct Tox_Options *tox_options_new(TOX_ERR_OPTIONS_NEW *error)
{
struct Tox_Options *options = (struct Tox_Options *)calloc(sizeof(struct Tox_Options), 1);
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 NULL;
}
void tox_options_free(struct Tox_Options *options)
{
free(options);
}
Tox *tox_new(const struct Tox_Options *options, TOX_ERR_NEW *error)
{
Messenger_Options m_options = {0};
bool load_savedata_sk = 0, load_savedata_tox = 0;
if (options == NULL) {
m_options.ipv6enabled = TOX_ENABLE_IPV6_DEFAULT;
} else {
if (options->savedata_type != TOX_SAVEDATA_TYPE_NONE) {
if (options->savedata_data == NULL || options->savedata_length == 0) {
SET_ERROR_PARAMETER(error, TOX_ERR_NEW_LOAD_BAD_FORMAT);
return NULL;
}
}
if (options->savedata_type == TOX_SAVEDATA_TYPE_SECRET_KEY) {
if (options->savedata_length != TOX_SECRET_KEY_SIZE) {
SET_ERROR_PARAMETER(error, TOX_ERR_NEW_LOAD_BAD_FORMAT);
return NULL;
}
load_savedata_sk = 1;
} else if (options->savedata_type == TOX_SAVEDATA_TYPE_TOX_SAVE) {
if (options->savedata_length < TOX_ENC_SAVE_MAGIC_LENGTH) {
SET_ERROR_PARAMETER(error, TOX_ERR_NEW_LOAD_BAD_FORMAT);
return NULL;
}
if (sodium_memcmp(options->savedata_data, TOX_ENC_SAVE_MAGIC_NUMBER, TOX_ENC_SAVE_MAGIC_LENGTH) == 0) {
SET_ERROR_PARAMETER(error, TOX_ERR_NEW_LOAD_ENCRYPTED);
return NULL;
}
load_savedata_tox = 1;
}
m_options.ipv6enabled = options->ipv6_enabled;
m_options.udp_disabled = !options->udp_enabled;
m_options.port_range[0] = options->start_port;
m_options.port_range[1] = options->end_port;
m_options.tcp_server_port = options->tcp_port;
m_options.hole_punching_enabled = options->hole_punching_enabled;
m_options.local_discovery_enabled = options->local_discovery_enabled;
m_options.log_callback = (logger_cb *)options->log_callback;
m_options.log_user_data = options->log_user_data;
switch (options->proxy_type) {
case TOX_PROXY_TYPE_HTTP:
m_options.proxy_info.proxy_type = TCP_PROXY_HTTP;
break;
case TOX_PROXY_TYPE_SOCKS5:
m_options.proxy_info.proxy_type = TCP_PROXY_SOCKS5;
break;
case TOX_PROXY_TYPE_NONE:
m_options.proxy_info.proxy_type = TCP_PROXY_NONE;
break;
default:
SET_ERROR_PARAMETER(error, TOX_ERR_NEW_PROXY_BAD_TYPE);
return NULL;
}
if (m_options.proxy_info.proxy_type != TCP_PROXY_NONE) {
if (options->proxy_port == 0) {
SET_ERROR_PARAMETER(error, TOX_ERR_NEW_PROXY_BAD_PORT);
return NULL;
}
ip_init(&m_options.proxy_info.ip_port.ip, m_options.ipv6enabled);
if (m_options.ipv6enabled) {
m_options.proxy_info.ip_port.ip.family = AF_UNSPEC;
}
if (!addr_resolve_or_parse_ip(options->proxy_host, &m_options.proxy_info.ip_port.ip, NULL)) {
SET_ERROR_PARAMETER(error, TOX_ERR_NEW_PROXY_BAD_HOST);
// TODO(irungentoo): TOX_ERR_NEW_PROXY_NOT_FOUND if domain.
return NULL;
}
m_options.proxy_info.ip_port.port = htons(options->proxy_port);
}
}
unsigned int m_error;
Messenger *m = new_messenger(&m_options, &m_error);
if (!new_groupchats(m)) {
kill_messenger(m);
if (m_error == MESSENGER_ERROR_PORT) {
SET_ERROR_PARAMETER(error, TOX_ERR_NEW_PORT_ALLOC);
} else if (m_error == MESSENGER_ERROR_TCP_SERVER) {
SET_ERROR_PARAMETER(error, TOX_ERR_NEW_PORT_ALLOC);
} else {
SET_ERROR_PARAMETER(error, TOX_ERR_NEW_MALLOC);
}
return NULL;
}
if (load_savedata_tox && messenger_load(m, options->savedata_data, options->savedata_length) == -1) {
SET_ERROR_PARAMETER(error, TOX_ERR_NEW_LOAD_BAD_FORMAT);
} else if (load_savedata_sk) {
load_secret_key(m->net_crypto, options->savedata_data);
SET_ERROR_PARAMETER(error, TOX_ERR_NEW_OK);
} else {
SET_ERROR_PARAMETER(error, TOX_ERR_NEW_OK);
}
return m;
}
void tox_kill(Tox *tox)
{
if (tox == NULL) {
return;
}
Messenger *m = tox;
kill_groupchats((Group_Chats *)m->conferences_object);
kill_messenger(m);
}
size_t tox_get_savedata_size(const Tox *tox)
{
const Messenger *m = tox;
return messenger_size(m);
}
void tox_get_savedata(const Tox *tox, uint8_t *savedata)
{
if (savedata) {
const Messenger *m = tox;
messenger_save(m, savedata);
}
}
bool tox_bootstrap(Tox *tox, const char *address, uint16_t port, const uint8_t *public_key, TOX_ERR_BOOTSTRAP *error)
{
if (!address || !public_key) {
SET_ERROR_PARAMETER(error, TOX_ERR_BOOTSTRAP_NULL);
return 0;
}
if (port == 0) {
SET_ERROR_PARAMETER(error, TOX_ERR_BOOTSTRAP_BAD_PORT);
return 0;
}
struct addrinfo *root, *info;
if (getaddrinfo(address, NULL, NULL, &root) != 0) {
SET_ERROR_PARAMETER(error, TOX_ERR_BOOTSTRAP_BAD_HOST);
return 0;
}
info = root;
unsigned int count = 0;
do {
IP_Port ip_port;
ip_port.port = htons(port);
ip_port.ip.family = info->ai_family;
if (info->ai_socktype && info->ai_socktype != SOCK_DGRAM) {
continue;
}
if (info->ai_family == AF_INET) {
ip_port.ip.ip4.in_addr = ((struct sockaddr_in *)info->ai_addr)->sin_addr;
} else if (info->ai_family == AF_INET6) {
ip_port.ip.ip6.in6_addr = ((struct sockaddr_in6 *)info->ai_addr)->sin6_addr;
} else {
continue;
}
Messenger *m = tox;
onion_add_bs_path_node(m->onion_c, ip_port, public_key);
DHT_bootstrap(m->dht, ip_port, public_key);
++count;
} while ((info = info->ai_next));
freeaddrinfo(root);
if (count) {
SET_ERROR_PARAMETER(error, TOX_ERR_BOOTSTRAP_OK);
return 1;
}
SET_ERROR_PARAMETER(error, TOX_ERR_BOOTSTRAP_BAD_HOST);
return 0;
}
bool tox_add_tcp_relay(Tox *tox, const char *address, uint16_t port, const uint8_t *public_key,
TOX_ERR_BOOTSTRAP *error)
{
if (!address || !public_key) {
SET_ERROR_PARAMETER(error, TOX_ERR_BOOTSTRAP_NULL);
return 0;
}
if (port == 0) {
SET_ERROR_PARAMETER(error, TOX_ERR_BOOTSTRAP_BAD_PORT);
return 0;
}
struct addrinfo *root, *info;
if (getaddrinfo(address, NULL, NULL, &root) != 0) {
SET_ERROR_PARAMETER(error, TOX_ERR_BOOTSTRAP_BAD_HOST);
return 0;
}
info = root;
unsigned int count = 0;
do {
IP_Port ip_port;
ip_port.port = htons(port);
ip_port.ip.family = info->ai_family;
if (info->ai_socktype && info->ai_socktype != SOCK_STREAM) {
continue;
}
if (info->ai_family == AF_INET) {
ip_port.ip.ip4.in_addr = ((struct sockaddr_in *)info->ai_addr)->sin_addr;
} else if (info->ai_family == AF_INET6) {
ip_port.ip.ip6.in6_addr = ((struct sockaddr_in6 *)info->ai_addr)->sin6_addr;
} else {
continue;
}
Messenger *m = tox;
add_tcp_relay(m->net_crypto, ip_port, public_key);
++count;
} while ((info = info->ai_next));
freeaddrinfo(root);
if (count) {
SET_ERROR_PARAMETER(error, TOX_ERR_BOOTSTRAP_OK);
return 1;
}
SET_ERROR_PARAMETER(error, TOX_ERR_BOOTSTRAP_BAD_HOST);
return 0;
}
TOX_CONNECTION tox_self_get_connection_status(const Tox *tox)
{
const Messenger *m = tox;
unsigned int ret = onion_connection_status(m->onion_c);
if (ret == 2) {
return TOX_CONNECTION_UDP;
}
if (ret == 1) {
return TOX_CONNECTION_TCP;
}
return TOX_CONNECTION_NONE;
}
void tox_callback_self_connection_status(Tox *tox, tox_self_connection_status_cb *callback)
{
Messenger *m = tox;
m_callback_core_connection(m, (void (*)(Messenger *, unsigned int, void *))callback);
}
uint32_t tox_iteration_interval(const Tox *tox)
{
const Messenger *m = tox;
return messenger_run_interval(m);
}
void tox_iterate(Tox *tox, void *user_data)
{
Messenger *m = tox;
do_messenger(m, user_data);
do_groupchats((Group_Chats *)m->conferences_object, user_data);
}
/**
* Gathers a list of every network FD activity is expected on
* @param sockets an array of size tox_fd_count().
*/
uint32_t tox_fds(Tox *tox, sock_t **sockets, uint32_t max_sockets)
{
Messenger *m = tox;
uint32_t i, count, fdcount;
count = 0;
fdcount = 1 + m->net_crypto->tcp_c->tcp_connections_length;
if (fdcount != max_sockets) {
sock_t *tmp_sockets = (sock_t *) realloc(*sockets, fdcount * sizeof(sock_t));
if (tmp_sockets != NULL) {
*sockets = tmp_sockets;
max_sockets = fdcount;
}
}
if (max_sockets > 0) {
(*sockets)[count] = m->net->sock;
count++;
max_sockets--;
}
TCP_Connections *conns = m->net_crypto->tcp_c;
for (i = 0; i < conns->tcp_connections_length; i++) {
if (max_sockets == 0) {
break;
}
TCP_con *conn = &conns->tcp_connections[i];
(*sockets)[count] = conn->connection->sock;
count++;
max_sockets--;
}
return fdcount;
}
void tox_callback_loop_begin(Tox *tox, tox_loop_begin_cb *callback)
{
Messenger *m = tox;
m->loop_begin_cb = callback;
}
void tox_callback_loop_end(Tox *tox, tox_loop_end_cb *callback)
{
Messenger *m = tox;
m->loop_end_cb = callback;
}
bool tox_loop(Tox *tox, void *user_data, TOX_ERR_LOOP *error)
{
Messenger *m = tox;
uint32_t fdcount = 0;
sock_t *fdlist = NULL;
m->loop_run = true;
while (m->loop_run) {
uint32_t i;
sock_t maxfd;
fd_set readable;
if (m->loop_begin_cb) {
m->loop_begin_cb(tox, user_data);
}
tox_iterate(tox, user_data);
maxfd = 0;
FD_ZERO(&readable);
fdcount = tox_fds(tox, &fdlist, fdcount);
for (i = 0; i < fdcount; i++) {
FD_SET(fdlist[i], &readable);
if (fdlist[i] > maxfd) {
maxfd = fdlist[i];
}
}
struct timeval timeout;
timeout.tv_sec = 0;
timeout.tv_usec = tox_iteration_interval(tox) * 1000 * 2; // TODO(cleverca22): use a longer timeout.
if (m->loop_end_cb) {
m->loop_end_cb(tox, user_data);
}
if (select(maxfd, &readable, NULL, NULL, &timeout) < 0) {
if (error != NULL) {
*error = TOX_ERR_LOOP_SELECT;
}
free(fdlist);
return false;
}
}
if (error != NULL) {
*error = TOX_ERR_LOOP_OK;
}
free(fdlist);
return true;
}
void tox_loop_stop(Tox *tox)
{
Messenger *m = tox;
m->loop_run = false;
}
void tox_self_get_address(const Tox *tox, uint8_t *address)
{
if (address) {
const Messenger *m = tox;
getaddress(m, address);
}
}
void tox_self_set_nospam(Tox *tox, uint32_t nospam)
{
Messenger *m = tox;
set_nospam(&(m->fr), htonl(nospam));
}
uint32_t tox_self_get_nospam(const Tox *tox)
{
const Messenger *m = tox;
return ntohl(get_nospam(&(m->fr)));
}
void tox_self_get_public_key(const Tox *tox, uint8_t *public_key)
{
const Messenger *m = tox;
if (public_key) {
memcpy(public_key, m->net_crypto->self_public_key, crypto_box_PUBLICKEYBYTES);
}
}
void tox_self_get_secret_key(const Tox *tox, uint8_t *secret_key)
{
const Messenger *m = tox;
if (secret_key) {
memcpy(secret_key, m->net_crypto->self_secret_key, crypto_box_SECRETKEYBYTES);
}
}
bool tox_self_set_name(Tox *tox, const uint8_t *name, size_t length, TOX_ERR_SET_INFO *error)
{
if (!name && length != 0) {
SET_ERROR_PARAMETER(error, TOX_ERR_SET_INFO_NULL);
return 0;
}
Messenger *m = tox;
if (setname(m, name, length) == 0) {
// TODO(irungentoo): function to set different per group names?
send_name_all_groups((Group_Chats *)m->conferences_object);
SET_ERROR_PARAMETER(error, TOX_ERR_SET_INFO_OK);
return 1;
}
SET_ERROR_PARAMETER(error, TOX_ERR_SET_INFO_TOO_LONG);
return 0;
}
size_t tox_self_get_name_size(const Tox *tox)
{
const Messenger *m = tox;
return m_get_self_name_size(m);
}
void tox_self_get_name(const Tox *tox, uint8_t *name)
{
if (name) {
const Messenger *m = tox;
getself_name(m, name);
}
}
bool tox_self_set_status_message(Tox *tox, const uint8_t *status_message, size_t length, TOX_ERR_SET_INFO *error)
{
if (!status_message && length != 0) {
SET_ERROR_PARAMETER(error, TOX_ERR_SET_INFO_NULL);
return 0;
}
Messenger *m = tox;
if (m_set_statusmessage(m, status_message, length) == 0) {
SET_ERROR_PARAMETER(error, TOX_ERR_SET_INFO_OK);
return 1;
}
SET_ERROR_PARAMETER(error, TOX_ERR_SET_INFO_TOO_LONG);
return 0;
}
size_t tox_self_get_status_message_size(const Tox *tox)
{
const Messenger *m = tox;
return m_get_self_statusmessage_size(m);
}
void tox_self_get_status_message(const Tox *tox, uint8_t *status_message)
{
if (status_message) {
const Messenger *m = tox;
m_copy_self_statusmessage(m, status_message);
}
}
void tox_self_set_status(Tox *tox, TOX_USER_STATUS status)
{
Messenger *m = tox;
m_set_userstatus(m, status);
}
TOX_USER_STATUS tox_self_get_status(const Tox *tox)
{
const Messenger *m = tox;
return (TOX_USER_STATUS)m_get_self_userstatus(m);
}
static void set_friend_error(int32_t ret, TOX_ERR_FRIEND_ADD *error)
{
switch (ret) {
case FAERR_TOOLONG:
SET_ERROR_PARAMETER(error, TOX_ERR_FRIEND_ADD_TOO_LONG);
break;
case FAERR_NOMESSAGE:
SET_ERROR_PARAMETER(error, TOX_ERR_FRIEND_ADD_NO_MESSAGE);
break;
case FAERR_OWNKEY:
SET_ERROR_PARAMETER(error, TOX_ERR_FRIEND_ADD_OWN_KEY);
break;
case FAERR_ALREADYSENT:
SET_ERROR_PARAMETER(error, TOX_ERR_FRIEND_ADD_ALREADY_SENT);
break;
case FAERR_BADCHECKSUM:
SET_ERROR_PARAMETER(error, TOX_ERR_FRIEND_ADD_BAD_CHECKSUM);
break;
case FAERR_SETNEWNOSPAM:
SET_ERROR_PARAMETER(error, TOX_ERR_FRIEND_ADD_SET_NEW_NOSPAM);
break;
case FAERR_NOMEM:
SET_ERROR_PARAMETER(error, TOX_ERR_FRIEND_ADD_MALLOC);
break;
}
}
uint32_t tox_friend_add(Tox *tox, const uint8_t *address, const uint8_t *message, size_t length,
TOX_ERR_FRIEND_ADD *error)
{
if (!address || !message) {
SET_ERROR_PARAMETER(error, TOX_ERR_FRIEND_ADD_NULL);
return UINT32_MAX;
}
Messenger *m = tox;
int32_t ret = m_addfriend(m, address, message, length);
if (ret >= 0) {
SET_ERROR_PARAMETER(error, TOX_ERR_FRIEND_ADD_OK);
return ret;
}
set_friend_error(ret, error);
return UINT32_MAX;
}
uint32_t tox_friend_add_norequest(Tox *tox, const uint8_t *public_key, TOX_ERR_FRIEND_ADD *error)
{
if (!public_key) {
SET_ERROR_PARAMETER(error, TOX_ERR_FRIEND_ADD_NULL);
return UINT32_MAX;
}
Messenger *m = tox;
int32_t ret = m_addfriend_norequest(m, public_key);
if (ret >= 0) {
SET_ERROR_PARAMETER(error, TOX_ERR_FRIEND_ADD_OK);
return ret;
}
set_friend_error(ret, error);
return UINT32_MAX;
}
bool tox_friend_delete(Tox *tox, uint32_t friend_number, TOX_ERR_FRIEND_DELETE *error)
{
Messenger *m = tox;
int ret = m_delfriend(m, friend_number);
// TODO(irungentoo): handle if realloc fails?
if (ret == -1) {
SET_ERROR_PARAMETER(error, TOX_ERR_FRIEND_DELETE_FRIEND_NOT_FOUND);
return 0;
}
SET_ERROR_PARAMETER(error, TOX_ERR_FRIEND_DELETE_OK);
return 1;
}
uint32_t tox_friend_by_public_key(const Tox *tox, const uint8_t *public_key, TOX_ERR_FRIEND_BY_PUBLIC_KEY *error)
{
if (!public_key) {
SET_ERROR_PARAMETER(error, TOX_ERR_FRIEND_BY_PUBLIC_KEY_NULL);
return UINT32_MAX;
}
const Messenger *m = tox;
int32_t ret = getfriend_id(m, public_key);
if (ret == -1) {
SET_ERROR_PARAMETER(error, TOX_ERR_FRIEND_BY_PUBLIC_KEY_NOT_FOUND);
return UINT32_MAX;
}
SET_ERROR_PARAMETER(error, TOX_ERR_FRIEND_BY_PUBLIC_KEY_OK);
return ret;
}
bool tox_friend_get_public_key(const Tox *tox, uint32_t friend_number, uint8_t *public_key,
TOX_ERR_FRIEND_GET_PUBLIC_KEY *error)
{
if (!public_key) {
return 0;
}
const Messenger *m = tox;
if (get_real_pk(m, friend_number, public_key) == -1) {
SET_ERROR_PARAMETER(error, TOX_ERR_FRIEND_GET_PUBLIC_KEY_FRIEND_NOT_FOUND);
return 0;
}
SET_ERROR_PARAMETER(error, TOX_ERR_FRIEND_GET_PUBLIC_KEY_OK);
return 1;
}
bool tox_friend_exists(const Tox *tox, uint32_t friend_number)
{
const Messenger *m = tox;
return m_friend_exists(m, friend_number);
}
uint64_t tox_friend_get_last_online(const Tox *tox, uint32_t friend_number, TOX_ERR_FRIEND_GET_LAST_ONLINE *error)
{
const Messenger *m = tox;
uint64_t timestamp = m_get_last_online(m, friend_number);
if (timestamp == UINT64_MAX) {
SET_ERROR_PARAMETER(error, TOX_ERR_FRIEND_GET_LAST_ONLINE_FRIEND_NOT_FOUND)
return UINT64_MAX;
}
SET_ERROR_PARAMETER(error, TOX_ERR_FRIEND_GET_LAST_ONLINE_OK);
return timestamp;
}
size_t tox_self_get_friend_list_size(const Tox *tox)
{
const Messenger *m = tox;
return count_friendlist(m);
}
void tox_self_get_friend_list(const Tox *tox, uint32_t *friend_list)
{
if (friend_list) {
const Messenger *m = tox;
// TODO(irungentoo): size parameter?
copy_friendlist(m, friend_list, tox_self_get_friend_list_size(tox));
}
}
size_t tox_friend_get_name_size(const Tox *tox, uint32_t friend_number, TOX_ERR_FRIEND_QUERY *error)
{
const Messenger *m = tox;
int ret = m_get_name_size(m, friend_number);
if (ret == -1) {
SET_ERROR_PARAMETER(error, TOX_ERR_FRIEND_QUERY_FRIEND_NOT_FOUND);
return SIZE_MAX;
}
SET_ERROR_PARAMETER(error, TOX_ERR_FRIEND_QUERY_OK);
return ret;
}
bool tox_friend_get_name(const Tox *tox, uint32_t friend_number, uint8_t *name, TOX_ERR_FRIEND_QUERY *error)
{
if (!name) {
SET_ERROR_PARAMETER(error, TOX_ERR_FRIEND_QUERY_NULL);
return 0;
}
const Messenger *m = tox;
int ret = getname(m, friend_number, name);
if (ret == -1) {
SET_ERROR_PARAMETER(error, TOX_ERR_FRIEND_QUERY_FRIEND_NOT_FOUND);
return 0;
}
SET_ERROR_PARAMETER(error, TOX_ERR_FRIEND_QUERY_OK);
return 1;
}
void tox_callback_friend_name(Tox *tox, tox_friend_name_cb *callback)
{
Messenger *m = tox;
m_callback_namechange(m, callback);
}
size_t tox_friend_get_status_message_size(const Tox *tox, uint32_t friend_number, TOX_ERR_FRIEND_QUERY *error)
{
const Messenger *m = tox;
int ret = m_get_statusmessage_size(m, friend_number);
if (ret == -1) {
SET_ERROR_PARAMETER(error, TOX_ERR_FRIEND_QUERY_FRIEND_NOT_FOUND);
return SIZE_MAX;
}
SET_ERROR_PARAMETER(error, TOX_ERR_FRIEND_QUERY_OK);
return ret;
}
bool tox_friend_get_status_message(const Tox *tox, uint32_t friend_number, uint8_t *status_message,
TOX_ERR_FRIEND_QUERY *error)
{
if (!status_message) {
SET_ERROR_PARAMETER(error, TOX_ERR_FRIEND_QUERY_NULL);
return 0;
}
const Messenger *m = tox;
// TODO(irungentoo): size parameter?
int ret = m_copy_statusmessage(m, friend_number, status_message, m_get_statusmessage_size(m, friend_number));
if (ret == -1) {
SET_ERROR_PARAMETER(error, TOX_ERR_FRIEND_QUERY_FRIEND_NOT_FOUND);
return 0;
}
SET_ERROR_PARAMETER(error, TOX_ERR_FRIEND_QUERY_OK);
return 1;
}
void tox_callback_friend_status_message(Tox *tox, tox_friend_status_message_cb *callback)
{
Messenger *m = tox;
m_callback_statusmessage(m, callback);
}
TOX_USER_STATUS tox_friend_get_status(const Tox *tox, uint32_t friend_number, TOX_ERR_FRIEND_QUERY *error)
{
const Messenger *m = tox;
int ret = m_get_userstatus(m, friend_number);
if (ret == USERSTATUS_INVALID) {
SET_ERROR_PARAMETER(error, TOX_ERR_FRIEND_QUERY_FRIEND_NOT_FOUND);
return (TOX_USER_STATUS)(TOX_USER_STATUS_BUSY + 1);
}
SET_ERROR_PARAMETER(error, TOX_ERR_FRIEND_QUERY_OK);
return (TOX_USER_STATUS)ret;
}
void tox_callback_friend_status(Tox *tox, tox_friend_status_cb *callback)
{
Messenger *m = tox;
m_callback_userstatus(m, (void (*)(Messenger *, uint32_t, unsigned int, void *))callback);
}
TOX_CONNECTION tox_friend_get_connection_status(const Tox *tox, uint32_t friend_number, TOX_ERR_FRIEND_QUERY *error)
{
const Messenger *m = tox;
int ret = m_get_friend_connectionstatus(m, friend_number);
if (ret == -1) {
SET_ERROR_PARAMETER(error, TOX_ERR_FRIEND_QUERY_FRIEND_NOT_FOUND);
return TOX_CONNECTION_NONE;
}
SET_ERROR_PARAMETER(error, TOX_ERR_FRIEND_QUERY_OK);
return (TOX_CONNECTION)ret;
}
void tox_callback_friend_connection_status(Tox *tox, tox_friend_connection_status_cb *callback)
{
Messenger *m = tox;
m_callback_connectionstatus(m, (void (*)(Messenger *, uint32_t, unsigned int, void *))callback);
}
bool tox_friend_get_typing(const Tox *tox, uint32_t friend_number, TOX_ERR_FRIEND_QUERY *error)
{
const Messenger *m = tox;
int ret = m_get_istyping(m, friend_number);
if (ret == -1) {
SET_ERROR_PARAMETER(error, TOX_ERR_FRIEND_QUERY_FRIEND_NOT_FOUND);