/work/toxcore/tox_private.c
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1 | | /* SPDX-License-Identifier: GPL-3.0-or-later |
2 | | * Copyright © 2016-2026 The TokTok team. |
3 | | * Copyright © 2013 Tox project. |
4 | | */ |
5 | | |
6 | | /** |
7 | | * The Tox private API (for tests). |
8 | | */ |
9 | | #include "tox_private.h" |
10 | | |
11 | | #include <assert.h> |
12 | | |
13 | | #include "DHT.h" |
14 | | #include "Messenger.h" |
15 | | #include "TCP_server.h" |
16 | | #include "ccompat.h" |
17 | | #include "crypto_core.h" |
18 | | #include "group_chats.h" |
19 | | #include "group_common.h" |
20 | | #include "logger.h" |
21 | | #include "mem.h" |
22 | | #include "net.h" |
23 | | #include "net_crypto.h" |
24 | | #include "net_profile.h" |
25 | | #include "network.h" |
26 | | #include "os_memory.h" |
27 | | #include "os_network.h" |
28 | | #include "os_random.h" |
29 | | #include "tox.h" |
30 | | #include "tox_struct.h" // IWYU pragma: keep |
31 | | |
32 | | #define SET_ERROR_PARAMETER(param, x) \ |
33 | 27.8k | do { \ |
34 | 27.8k | if (param != nullptr) { \ |
35 | 0 | *param = x; \ |
36 | 0 | } \ |
37 | 27.8k | } while (0) |
38 | | |
39 | | Tox_System tox_default_system(void) |
40 | 1.88k | { |
41 | 1.88k | const Tox_System sys = { |
42 | 1.88k | nullptr, // mono_time_callback |
43 | 1.88k | nullptr, // mono_time_user_data |
44 | 1.88k | os_random(), |
45 | 1.88k | os_network(), |
46 | 1.88k | os_memory(), |
47 | 1.88k | }; |
48 | 1.88k | return sys; |
49 | 1.88k | } |
50 | | |
51 | | void tox_lock(const Tox *tox) |
52 | 1.32M | { |
53 | 1.32M | if (tox->mutex != nullptr) { |
54 | 0 | pthread_mutex_lock(tox->mutex); |
55 | 0 | } |
56 | 1.32M | } |
57 | | |
58 | | void tox_unlock(const Tox *tox) |
59 | 1.32M | { |
60 | 1.32M | if (tox->mutex != nullptr) { |
61 | 0 | pthread_mutex_unlock(tox->mutex); |
62 | 0 | } |
63 | 1.32M | } |
64 | | |
65 | | void tox_callback_friend_lossy_packet_per_pktid(Tox *tox, tox_friend_lossy_packet_cb *callback, uint8_t pktid) |
66 | 84 | { |
67 | 84 | assert(tox != nullptr); |
68 | | |
69 | 84 | if (pktid >= PACKET_ID_RANGE_LOSSY_START && pktid <= PACKET_ID_RANGE_LOSSY_END) { |
70 | 84 | tox->friend_lossy_packet_callback_per_pktid[pktid] = callback; |
71 | 84 | } |
72 | 84 | } |
73 | | |
74 | | void tox_callback_friend_lossless_packet_per_pktid(Tox *tox, tox_friend_lossless_packet_cb *callback, uint8_t pktid) |
75 | 12 | { |
76 | 12 | assert(tox != nullptr); |
77 | | |
78 | 12 | if ((pktid >= PACKET_ID_RANGE_LOSSLESS_CUSTOM_START && pktid <= PACKET_ID_RANGE_LOSSLESS_CUSTOM_END) |
79 | 12 | || pktid == PACKET_ID_MSI) { |
80 | 12 | tox->friend_lossless_packet_callback_per_pktid[pktid] = callback; |
81 | 12 | } |
82 | 12 | } |
83 | | |
84 | | void tox_set_av_object(Tox *tox, void *object) |
85 | 12 | { |
86 | 12 | assert(tox != nullptr); |
87 | 12 | tox_lock(tox); |
88 | 12 | tox->toxav_object = object; |
89 | 12 | tox_unlock(tox); |
90 | 12 | } |
91 | | |
92 | | void *tox_get_av_object(const Tox *tox) |
93 | 133 | { |
94 | 133 | assert(tox != nullptr); |
95 | 133 | tox_lock(tox); |
96 | 133 | void *object = tox->toxav_object; |
97 | 133 | tox_unlock(tox); |
98 | 133 | return object; |
99 | 133 | } |
100 | | |
101 | | void tox_callback_dht_nodes_response(Tox *tox, tox_dht_nodes_response_cb *callback) |
102 | 372 | { |
103 | 372 | assert(tox != nullptr); |
104 | 372 | tox->dht_nodes_response_callback = callback; |
105 | 372 | } |
106 | | |
107 | | bool tox_dht_send_nodes_request(const Tox *tox, const uint8_t *public_key, const char *ip, uint16_t port, |
108 | | const uint8_t *target_public_key, Tox_Err_Dht_Send_Nodes_Request *error) |
109 | 27.8k | { |
110 | 27.8k | assert(tox != nullptr); |
111 | | |
112 | 27.8k | tox_lock(tox); |
113 | | |
114 | 27.8k | if (tox->m->options.udp_disabled) { |
115 | 0 | SET_ERROR_PARAMETER(error, TOX_ERR_DHT_SEND_NODES_REQUEST_UDP_DISABLED); |
116 | 0 | tox_unlock(tox); |
117 | 0 | return false; |
118 | 0 | } |
119 | | |
120 | 27.8k | if (public_key == nullptr || ip == nullptr || target_public_key == nullptr) { |
121 | 0 | SET_ERROR_PARAMETER(error, TOX_ERR_DHT_SEND_NODES_REQUEST_NULL); |
122 | 0 | tox_unlock(tox); |
123 | 0 | return false; |
124 | 0 | } |
125 | | |
126 | 27.8k | if (port == 0) { |
127 | 0 | SET_ERROR_PARAMETER(error, TOX_ERR_DHT_SEND_NODES_REQUEST_BAD_PORT); |
128 | 0 | tox_unlock(tox); |
129 | 0 | return false; |
130 | 0 | } |
131 | | |
132 | 27.8k | IP_Port *root; |
133 | | |
134 | 27.8k | const int32_t count = net_getipport(tox->sys.ns, tox->sys.mem, ip, &root, TOX_SOCK_DGRAM, tox->m->options.dns_enabled); |
135 | | |
136 | 27.8k | if (count < 1) { |
137 | 0 | SET_ERROR_PARAMETER(error, TOX_ERR_DHT_SEND_NODES_REQUEST_BAD_IP); |
138 | 0 | net_freeipport(tox->sys.mem, root); |
139 | 0 | tox_unlock(tox); |
140 | 0 | return false; |
141 | 0 | } |
142 | | |
143 | 27.8k | bool success = false; |
144 | | |
145 | 55.7k | for (int32_t i = 0; i < count; ++i) { |
146 | 27.8k | root[i].port = net_htons(port); |
147 | | |
148 | 27.8k | if (dht_send_nodes_request(tox->m->dht, &root[i], public_key, target_public_key)) { |
149 | 26.9k | success = true; |
150 | 26.9k | } |
151 | 27.8k | } |
152 | | |
153 | 27.8k | tox_unlock(tox); |
154 | | |
155 | 27.8k | net_freeipport(tox->sys.mem, root); |
156 | | |
157 | 27.8k | if (!success) { |
158 | 900 | SET_ERROR_PARAMETER(error, TOX_ERR_DHT_SEND_NODES_REQUEST_FAIL); |
159 | 900 | return false; |
160 | 900 | } |
161 | | |
162 | 26.9k | SET_ERROR_PARAMETER(error, TOX_ERR_DHT_SEND_NODES_REQUEST_OK); |
163 | | |
164 | 26.9k | return true; |
165 | 27.8k | } |
166 | | |
167 | | uint16_t tox_dht_get_num_closelist(const Tox *tox) |
168 | 0 | { |
169 | 0 | tox_lock(tox); |
170 | 0 | const uint16_t num_total = dht_get_num_closelist(tox->m->dht); |
171 | 0 | tox_unlock(tox); |
172 | |
|
173 | 0 | return num_total; |
174 | 0 | } |
175 | | |
176 | | uint16_t tox_dht_get_num_closelist_announce_capable(const Tox *tox) |
177 | 0 | { |
178 | 0 | tox_lock(tox); |
179 | 0 | const uint16_t num_cap = dht_get_num_closelist_announce_capable(tox->m->dht); |
180 | 0 | tox_unlock(tox); |
181 | |
|
182 | 0 | return num_cap; |
183 | 0 | } |
184 | | |
185 | | size_t tox_group_peer_get_ip_address_size(const Tox *tox, uint32_t group_number, uint32_t peer_id, |
186 | | Tox_Err_Group_Peer_Query *error) |
187 | 0 | { |
188 | 0 | assert(tox != nullptr); |
189 | | |
190 | 0 | tox_lock(tox); |
191 | 0 | const GC_Chat *chat = gc_get_group(tox->m->group_handler, group_number); |
192 | |
|
193 | 0 | if (chat == nullptr) { |
194 | 0 | SET_ERROR_PARAMETER(error, TOX_ERR_GROUP_PEER_QUERY_GROUP_NOT_FOUND); |
195 | 0 | tox_unlock(tox); |
196 | 0 | return -1; |
197 | 0 | } |
198 | | |
199 | 0 | const int ret = gc_get_peer_ip_address_size(chat, gc_peer_id_from_int(peer_id)); |
200 | 0 | tox_unlock(tox); |
201 | |
|
202 | 0 | if (ret == -1) { |
203 | 0 | SET_ERROR_PARAMETER(error, TOX_ERR_GROUP_PEER_QUERY_PEER_NOT_FOUND); |
204 | 0 | return -1; |
205 | 0 | } else { |
206 | 0 | SET_ERROR_PARAMETER(error, TOX_ERR_GROUP_PEER_QUERY_OK); |
207 | 0 | return ret; |
208 | 0 | } |
209 | 0 | } |
210 | | |
211 | | bool tox_group_peer_get_ip_address(const Tox *tox, uint32_t group_number, uint32_t peer_id, uint8_t *ip_addr, |
212 | | Tox_Err_Group_Peer_Query *error) |
213 | 0 | { |
214 | 0 | assert(tox != nullptr); |
215 | | |
216 | 0 | tox_lock(tox); |
217 | 0 | const GC_Chat *chat = gc_get_group(tox->m->group_handler, group_number); |
218 | |
|
219 | 0 | if (chat == nullptr) { |
220 | 0 | SET_ERROR_PARAMETER(error, TOX_ERR_GROUP_PEER_QUERY_GROUP_NOT_FOUND); |
221 | 0 | tox_unlock(tox); |
222 | 0 | return false; |
223 | 0 | } |
224 | | |
225 | 0 | const int ret = gc_get_peer_ip_address(chat, gc_peer_id_from_int(peer_id), ip_addr); |
226 | 0 | tox_unlock(tox); |
227 | |
|
228 | 0 | if (ret == -1) { |
229 | 0 | SET_ERROR_PARAMETER(error, TOX_ERR_GROUP_PEER_QUERY_PEER_NOT_FOUND); |
230 | 0 | return false; |
231 | 0 | } |
232 | | |
233 | 0 | SET_ERROR_PARAMETER(error, TOX_ERR_GROUP_PEER_QUERY_OK); |
234 | 0 | return true; |
235 | 0 | } |
236 | | |
237 | | uint64_t tox_netprof_get_packet_id_count(const Tox *tox, Tox_Netprof_Packet_Type type, uint8_t id, |
238 | | Tox_Netprof_Direction direction) |
239 | 0 | { |
240 | 0 | assert(tox != nullptr); |
241 | | |
242 | 0 | tox_lock(tox); |
243 | |
|
244 | 0 | const Net_Profile *tcp_c_profile = tox->m->tcp_np; |
245 | 0 | const Net_Profile *tcp_s_profile = tcp_server_get_net_profile(tox->m->tcp_server); |
246 | |
|
247 | 0 | const Packet_Direction dir = (Packet_Direction) direction; |
248 | |
|
249 | 0 | uint64_t count = 0; |
250 | |
|
251 | 0 | switch (type) { |
252 | 0 | case TOX_NETPROF_PACKET_TYPE_TCP_CLIENT: { |
253 | 0 | count = netprof_get_packet_count_id(tcp_c_profile, id, dir); |
254 | 0 | break; |
255 | 0 | } |
256 | | |
257 | 0 | case TOX_NETPROF_PACKET_TYPE_TCP_SERVER: { |
258 | 0 | count = netprof_get_packet_count_id(tcp_s_profile, id, dir); |
259 | 0 | break; |
260 | 0 | } |
261 | | |
262 | 0 | case TOX_NETPROF_PACKET_TYPE_TCP: { |
263 | 0 | const uint64_t tcp_c_count = netprof_get_packet_count_id(tcp_c_profile, id, dir); |
264 | 0 | const uint64_t tcp_s_count = netprof_get_packet_count_id(tcp_s_profile, id, dir); |
265 | 0 | count = tcp_c_count + tcp_s_count; |
266 | 0 | break; |
267 | 0 | } |
268 | | |
269 | 0 | case TOX_NETPROF_PACKET_TYPE_UDP: { |
270 | 0 | const Net_Profile *udp_profile = net_get_net_profile(tox->m->net); |
271 | 0 | count = netprof_get_packet_count_id(udp_profile, id, dir); |
272 | 0 | break; |
273 | 0 | } |
274 | | |
275 | 0 | default: { |
276 | 0 | LOGGER_ERROR(tox->m->log, "invalid packet type: %u", type); |
277 | 0 | break; |
278 | 0 | } |
279 | 0 | } |
280 | | |
281 | 0 | tox_unlock(tox); |
282 | |
|
283 | 0 | return count; |
284 | 0 | } |
285 | | |
286 | | uint64_t tox_netprof_get_packet_total_count(const Tox *tox, Tox_Netprof_Packet_Type type, |
287 | | Tox_Netprof_Direction direction) |
288 | 2 | { |
289 | 2 | assert(tox != nullptr); |
290 | | |
291 | 2 | tox_lock(tox); |
292 | | |
293 | 2 | const Net_Profile *tcp_c_profile = tox->m->tcp_np; |
294 | 2 | const Net_Profile *tcp_s_profile = tcp_server_get_net_profile(tox->m->tcp_server); |
295 | | |
296 | 2 | const Packet_Direction dir = (Packet_Direction) direction; |
297 | | |
298 | 2 | uint64_t count = 0; |
299 | | |
300 | 2 | switch (type) { |
301 | 0 | case TOX_NETPROF_PACKET_TYPE_TCP_CLIENT: { |
302 | 0 | count = netprof_get_packet_count_total(tcp_c_profile, dir); |
303 | 0 | break; |
304 | 0 | } |
305 | | |
306 | 0 | case TOX_NETPROF_PACKET_TYPE_TCP_SERVER: { |
307 | 0 | count = netprof_get_packet_count_total(tcp_s_profile, dir); |
308 | 0 | break; |
309 | 0 | } |
310 | | |
311 | 0 | case TOX_NETPROF_PACKET_TYPE_TCP: { |
312 | 0 | const uint64_t tcp_c_count = netprof_get_packet_count_total(tcp_c_profile, dir); |
313 | 0 | const uint64_t tcp_s_count = netprof_get_packet_count_total(tcp_s_profile, dir); |
314 | 0 | count = tcp_c_count + tcp_s_count; |
315 | 0 | break; |
316 | 0 | } |
317 | | |
318 | 2 | case TOX_NETPROF_PACKET_TYPE_UDP: { |
319 | 2 | const Net_Profile *udp_profile = net_get_net_profile(tox->m->net); |
320 | 2 | count = netprof_get_packet_count_total(udp_profile, dir); |
321 | 2 | break; |
322 | 0 | } |
323 | | |
324 | 0 | default: { |
325 | 0 | LOGGER_ERROR(tox->m->log, "invalid packet type: %u", type); |
326 | 0 | break; |
327 | 0 | } |
328 | 2 | } |
329 | | |
330 | 2 | tox_unlock(tox); |
331 | | |
332 | 2 | return count; |
333 | 2 | } |
334 | | |
335 | | uint64_t tox_netprof_get_packet_id_bytes(const Tox *tox, Tox_Netprof_Packet_Type type, uint8_t id, |
336 | | Tox_Netprof_Direction direction) |
337 | 0 | { |
338 | 0 | assert(tox != nullptr); |
339 | | |
340 | 0 | tox_lock(tox); |
341 | |
|
342 | 0 | const Net_Profile *tcp_c_profile = tox->m->tcp_np; |
343 | 0 | const Net_Profile *tcp_s_profile = tcp_server_get_net_profile(tox->m->tcp_server); |
344 | |
|
345 | 0 | const Packet_Direction dir = (Packet_Direction) direction; |
346 | |
|
347 | 0 | uint64_t bytes = 0; |
348 | |
|
349 | 0 | switch (type) { |
350 | 0 | case TOX_NETPROF_PACKET_TYPE_TCP_CLIENT: { |
351 | 0 | bytes = netprof_get_bytes_id(tcp_c_profile, id, dir); |
352 | 0 | break; |
353 | 0 | } |
354 | | |
355 | 0 | case TOX_NETPROF_PACKET_TYPE_TCP_SERVER: { |
356 | 0 | bytes = netprof_get_bytes_id(tcp_s_profile, id, dir); |
357 | 0 | break; |
358 | 0 | } |
359 | | |
360 | 0 | case TOX_NETPROF_PACKET_TYPE_TCP: { |
361 | 0 | const uint64_t tcp_c_bytes = netprof_get_bytes_id(tcp_c_profile, id, dir); |
362 | 0 | const uint64_t tcp_s_bytes = netprof_get_bytes_id(tcp_s_profile, id, dir); |
363 | 0 | bytes = tcp_c_bytes + tcp_s_bytes; |
364 | 0 | break; |
365 | 0 | } |
366 | | |
367 | 0 | case TOX_NETPROF_PACKET_TYPE_UDP: { |
368 | 0 | const Net_Profile *udp_profile = net_get_net_profile(tox->m->net); |
369 | 0 | bytes = netprof_get_bytes_id(udp_profile, id, dir); |
370 | 0 | break; |
371 | 0 | } |
372 | | |
373 | 0 | default: { |
374 | 0 | LOGGER_ERROR(tox->m->log, "invalid packet type: %u", type); |
375 | 0 | break; |
376 | 0 | } |
377 | 0 | } |
378 | | |
379 | 0 | tox_unlock(tox); |
380 | |
|
381 | 0 | return bytes; |
382 | 0 | } |
383 | | |
384 | | uint64_t tox_netprof_get_packet_total_bytes(const Tox *tox, Tox_Netprof_Packet_Type type, |
385 | | Tox_Netprof_Direction direction) |
386 | 0 | { |
387 | 0 | assert(tox != nullptr); |
388 | | |
389 | 0 | tox_lock(tox); |
390 | |
|
391 | 0 | const Net_Profile *tcp_c_profile = tox->m->tcp_np; |
392 | 0 | const Net_Profile *tcp_s_profile = tcp_server_get_net_profile(tox->m->tcp_server); |
393 | |
|
394 | 0 | const Packet_Direction dir = (Packet_Direction) direction; |
395 | |
|
396 | 0 | uint64_t bytes = 0; |
397 | |
|
398 | 0 | switch (type) { |
399 | 0 | case TOX_NETPROF_PACKET_TYPE_TCP_CLIENT: { |
400 | 0 | bytes = netprof_get_bytes_total(tcp_c_profile, dir); |
401 | 0 | break; |
402 | 0 | } |
403 | | |
404 | 0 | case TOX_NETPROF_PACKET_TYPE_TCP_SERVER: { |
405 | 0 | bytes = netprof_get_bytes_total(tcp_s_profile, dir); |
406 | 0 | break; |
407 | 0 | } |
408 | | |
409 | 0 | case TOX_NETPROF_PACKET_TYPE_TCP: { |
410 | 0 | const uint64_t tcp_c_bytes = netprof_get_bytes_total(tcp_c_profile, dir); |
411 | 0 | const uint64_t tcp_s_bytes = netprof_get_bytes_total(tcp_s_profile, dir); |
412 | 0 | bytes = tcp_c_bytes + tcp_s_bytes; |
413 | 0 | break; |
414 | 0 | } |
415 | | |
416 | 0 | case TOX_NETPROF_PACKET_TYPE_UDP: { |
417 | 0 | const Net_Profile *udp_profile = net_get_net_profile(tox->m->net); |
418 | 0 | bytes = netprof_get_bytes_total(udp_profile, dir); |
419 | 0 | break; |
420 | 0 | } |
421 | | |
422 | 0 | default: { |
423 | 0 | LOGGER_ERROR(tox->m->log, "invalid packet type: %u", type); |
424 | 0 | break; |
425 | 0 | } |
426 | 0 | } |
427 | | |
428 | 0 | tox_unlock(tox); |
429 | |
|
430 | 0 | return bytes; |
431 | 0 | } |