| 1 | /** |
| 2 | * Copyright (C) 2011-2012 Juho Vähä-Herttua |
| 3 | * |
| 4 | * This library is free software; you can redistribute it and/or |
| 5 | * modify it under the terms of the GNU Lesser General Public |
| 6 | * License as published by the Free Software Foundation; either |
| 7 | * version 2.1 of the License, or (at your option) any later version. |
| 8 | * |
| 9 | * This library is distributed in the hope that it will be useful, |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 12 | * Lesser General Public License for more details. |
| 13 | */ |
| 14 | |
| 15 | #include <stdlib.h> |
| 16 | #include <stdio.h> |
| 17 | #include <string.h> |
| 18 | #include <assert.h> |
| 19 | #include <errno.h> |
| 20 | |
| 21 | #include "raop_rtp.h" |
| 22 | #include "raop.h" |
| 23 | #include "raop_buffer.h" |
| 24 | #include "netutils.h" |
| 25 | #include "compat.h" |
| 26 | #include "logger.h" |
| 27 | |
| 28 | #define NO_FLUSH (-42) |
| 29 | |
| 30 | struct raop_rtp_s { |
| 31 | logger_t *logger; |
| 32 | raop_callbacks_t callbacks; |
| 33 | |
| 34 | raop_buffer_t *buffer; |
| 35 | |
| 36 | /* These variables only edited mutex locked */ |
| 37 | int running; |
| 38 | int joined; |
| 39 | float volume; |
| 40 | int flush; |
| 41 | thread_handle_t thread; |
| 42 | mutex_handle_t run_mutex; |
| 43 | |
| 44 | /* Remote control and timing ports */ |
| 45 | unsigned short control_rport; |
| 46 | unsigned short timing_rport; |
| 47 | |
| 48 | /* Sockets for control, timing and data */ |
| 49 | int csock, tsock, dsock; |
| 50 | |
| 51 | /* Local control, timing and data ports */ |
| 52 | unsigned short control_lport; |
| 53 | unsigned short timing_lport; |
| 54 | unsigned short data_lport; |
| 55 | |
| 56 | struct sockaddr_storage control_saddr; |
| 57 | socklen_t control_saddr_len; |
| 58 | unsigned short control_seqnum; |
| 59 | }; |
| 60 | |
| 61 | raop_rtp_t * |
| 62 | raop_rtp_init(logger_t *logger, raop_callbacks_t *callbacks, const char *fmtp, |
| 63 | const unsigned char *aeskey, const unsigned char *aesiv) |
| 64 | { |
| 65 | raop_rtp_t *raop_rtp; |
| 66 | |
| 67 | assert(logger); |
| 68 | |
| 69 | raop_rtp = calloc(1, sizeof(raop_rtp_t)); |
| 70 | if (!raop_rtp) { |
| 71 | return NULL; |
| 72 | } |
| 73 | raop_rtp->logger = logger; |
| 74 | memcpy(&raop_rtp->callbacks, callbacks, sizeof(raop_callbacks_t)); |
| 75 | raop_rtp->buffer = raop_buffer_init(fmtp, aeskey, aesiv); |
| 76 | if (!raop_rtp->buffer) { |
| 77 | free(raop_rtp); |
| 78 | return NULL; |
| 79 | } |
| 80 | |
| 81 | raop_rtp->running = 0; |
| 82 | raop_rtp->joined = 1; |
| 83 | raop_rtp->flush = NO_FLUSH; |
| 84 | MUTEX_CREATE(raop_rtp->run_mutex); |
| 85 | |
| 86 | return raop_rtp; |
| 87 | } |
| 88 | |
| 89 | void |
| 90 | raop_rtp_destroy(raop_rtp_t *raop_rtp) |
| 91 | { |
| 92 | if (raop_rtp) { |
| 93 | raop_rtp_stop(raop_rtp); |
| 94 | |
| 95 | MUTEX_DESTROY(raop_rtp->run_mutex); |
| 96 | raop_buffer_destroy(raop_rtp->buffer); |
| 97 | free(raop_rtp); |
| 98 | } |
| 99 | } |
| 100 | |
| 101 | static int |
| 102 | raop_rtp_init_sockets(raop_rtp_t *raop_rtp, int use_ipv6, int use_udp) |
| 103 | { |
| 104 | int csock = -1, tsock = -1, dsock = -1; |
| 105 | unsigned short cport = 0, tport = 0, dport = 0; |
| 106 | |
| 107 | assert(raop_rtp); |
| 108 | |
| 109 | if (use_udp) { |
| 110 | csock = netutils_init_socket(&cport, use_ipv6, use_udp); |
| 111 | tsock = netutils_init_socket(&tport, use_ipv6, use_udp); |
| 112 | if (csock == -1 || tsock == -1) { |
| 113 | goto sockets_cleanup; |
| 114 | } |
| 115 | } |
| 116 | dsock = netutils_init_socket(&dport, use_ipv6, use_udp); |
| 117 | if (dsock == -1) { |
| 118 | goto sockets_cleanup; |
| 119 | } |
| 120 | |
| 121 | /* Listen to the data socket if using TCP */ |
| 122 | if (!use_udp) { |
| 123 | if (listen(dsock, 1) < 0) |
| 124 | goto sockets_cleanup; |
| 125 | } |
| 126 | |
| 127 | /* Set socket descriptors */ |
| 128 | raop_rtp->csock = csock; |
| 129 | raop_rtp->tsock = tsock; |
| 130 | raop_rtp->dsock = dsock; |
| 131 | |
| 132 | /* Set port values */ |
| 133 | raop_rtp->control_lport = cport; |
| 134 | raop_rtp->timing_lport = tport; |
| 135 | raop_rtp->data_lport = dport; |
| 136 | return 0; |
| 137 | |
| 138 | sockets_cleanup: |
| 139 | if (csock != -1) closesocket(csock); |
| 140 | if (tsock != -1) closesocket(tsock); |
| 141 | if (dsock != -1) closesocket(dsock); |
| 142 | return -1; |
| 143 | } |
| 144 | |
| 145 | static int |
| 146 | raop_rtp_resend_callback(void *opaque, unsigned short seqnum, unsigned short count) |
| 147 | { |
| 148 | raop_rtp_t *raop_rtp = opaque; |
| 149 | unsigned char packet[8]; |
| 150 | unsigned short ourseqnum; |
| 151 | struct sockaddr *addr; |
| 152 | socklen_t addrlen; |
| 153 | |
| 154 | addr = (struct sockaddr *)&raop_rtp->control_saddr; |
| 155 | addrlen = raop_rtp->control_saddr_len; |
| 156 | |
| 157 | logger_log(raop_rtp->logger, LOGGER_DEBUG, "Got resend request %d %d\n", seqnum, count); |
| 158 | ourseqnum = raop_rtp->control_seqnum++; |
| 159 | |
| 160 | /* Fill the request buffer */ |
| 161 | packet[0] = 0x80; |
| 162 | packet[1] = 0x55|0x80; |
| 163 | packet[2] = (ourseqnum >> 8); |
| 164 | packet[3] = ourseqnum; |
| 165 | packet[4] = (seqnum >> 8); |
| 166 | packet[5] = seqnum; |
| 167 | packet[6] = (count >> 8); |
| 168 | packet[7] = count; |
| 169 | |
| 170 | sendto(raop_rtp->csock, (const char *)packet, sizeof(packet), 0, addr, addrlen); |
| 171 | return 0; |
| 172 | } |
| 173 | |
| 174 | static THREAD_RETVAL |
| 175 | raop_rtp_thread_udp(void *arg) |
| 176 | { |
| 177 | raop_rtp_t *raop_rtp = arg; |
| 178 | unsigned char packet[RAOP_PACKET_LEN]; |
| 179 | unsigned int packetlen; |
| 180 | struct sockaddr_storage saddr; |
| 181 | socklen_t saddrlen; |
| 182 | float volume = 0.0; |
| 183 | |
| 184 | const ALACSpecificConfig *config; |
| 185 | void *cb_data = NULL; |
| 186 | |
| 187 | assert(raop_rtp); |
| 188 | |
| 189 | config = raop_buffer_get_config(raop_rtp->buffer); |
| 190 | raop_rtp->callbacks.audio_init(raop_rtp->callbacks.cls, &cb_data, |
| 191 | config->bitDepth, |
| 192 | config->numChannels, |
| 193 | config->sampleRate); |
| 194 | |
| 195 | while(1) { |
| 196 | int volume_changed; |
| 197 | int flush; |
| 198 | |
| 199 | fd_set rfds; |
| 200 | struct timeval tv; |
| 201 | int nfds, ret; |
| 202 | |
| 203 | MUTEX_LOCK(raop_rtp->run_mutex); |
| 204 | if (!raop_rtp->running) { |
| 205 | MUTEX_UNLOCK(raop_rtp->run_mutex); |
| 206 | break; |
| 207 | } |
| 208 | /* Read the volume level */ |
| 209 | volume_changed = (volume != raop_rtp->volume); |
| 210 | volume = raop_rtp->volume; |
| 211 | |
| 212 | /* Read the flush value */ |
| 213 | flush = raop_rtp->flush; |
| 214 | raop_rtp->flush = NO_FLUSH; |
| 215 | MUTEX_UNLOCK(raop_rtp->run_mutex); |
| 216 | |
| 217 | /* Call set_volume callback if changed */ |
| 218 | if (volume_changed) { |
| 219 | raop_rtp->callbacks.audio_set_volume(raop_rtp->callbacks.cls, cb_data, volume); |
| 220 | } |
| 221 | if (flush != NO_FLUSH) { |
| 222 | raop_buffer_flush(raop_rtp->buffer, flush); |
| 223 | raop_rtp->callbacks.audio_flush(raop_rtp->callbacks.cls, cb_data); |
| 224 | } |
| 225 | |
| 226 | /* Set timeout value to 5ms */ |
| 227 | tv.tv_sec = 0; |
| 228 | tv.tv_usec = 5000; |
| 229 | |
| 230 | /* Get the correct nfds value */ |
| 231 | nfds = raop_rtp->csock+1; |
| 232 | if (raop_rtp->tsock >= nfds) |
| 233 | nfds = raop_rtp->tsock+1; |
| 234 | if (raop_rtp->dsock >= nfds) |
| 235 | nfds = raop_rtp->dsock+1; |
| 236 | |
| 237 | /* Set rfds and call select */ |
| 238 | FD_ZERO(&rfds); |
| 239 | FD_SET(raop_rtp->csock, &rfds); |
| 240 | FD_SET(raop_rtp->tsock, &rfds); |
| 241 | FD_SET(raop_rtp->dsock, &rfds); |
| 242 | ret = select(nfds, &rfds, NULL, NULL, &tv); |
| 243 | if (ret == 0) { |
| 244 | /* Timeout happened */ |
| 245 | continue; |
| 246 | } else if (ret == -1) { |
| 247 | /* FIXME: Error happened */ |
| 248 | break; |
| 249 | } |
| 250 | |
| 251 | if (FD_ISSET(raop_rtp->csock, &rfds)) { |
| 252 | saddrlen = sizeof(saddr); |
| 253 | packetlen = recvfrom(raop_rtp->csock, (char *)packet, sizeof(packet), 0, |
| 254 | (struct sockaddr *)&saddr, &saddrlen); |
| 255 | |
| 256 | /* FIXME: Get destination address here */ |
| 257 | memcpy(&raop_rtp->control_saddr, &saddr, saddrlen); |
| 258 | raop_rtp->control_saddr_len = saddrlen; |
| 259 | |
| 260 | if (packetlen >= 12) { |
| 261 | char type = packet[1] & ~0x80; |
| 262 | |
| 263 | logger_log(raop_rtp->logger, LOGGER_DEBUG, "Got control packet of type 0x%02x\n", type); |
| 264 | if (type == 0x56) { |
| 265 | /* Handle resent data packet */ |
| 266 | int ret = raop_buffer_queue(raop_rtp->buffer, packet+4, packetlen-4, 1); |
| 267 | assert(ret >= 0); |
| 268 | } |
| 269 | } |
| 270 | } else if (FD_ISSET(raop_rtp->tsock, &rfds)) { |
| 271 | logger_log(raop_rtp->logger, LOGGER_INFO, "Would have timing packet in queue\n"); |
| 272 | } else if (FD_ISSET(raop_rtp->dsock, &rfds)) { |
| 273 | saddrlen = sizeof(saddr); |
| 274 | packetlen = recvfrom(raop_rtp->dsock, (char *)packet, sizeof(packet), 0, |
| 275 | (struct sockaddr *)&saddr, &saddrlen); |
| 276 | if (packetlen >= 12) { |
| 277 | int no_resend = (raop_rtp->control_rport == 0); |
| 278 | int ret; |
| 279 | |
| 280 | const void *audiobuf; |
| 281 | int audiobuflen; |
| 282 | |
| 283 | ret = raop_buffer_queue(raop_rtp->buffer, packet, packetlen, 1); |
| 284 | assert(ret >= 0); |
| 285 | |
| 286 | /* Decode all frames in queue */ |
| 287 | while ((audiobuf = raop_buffer_dequeue(raop_rtp->buffer, &audiobuflen, no_resend))) { |
| 288 | raop_rtp->callbacks.audio_process(raop_rtp->callbacks.cls, cb_data, audiobuf, audiobuflen); |
| 289 | } |
| 290 | |
| 291 | /* Handle possible resend requests */ |
| 292 | if (!no_resend) { |
| 293 | raop_buffer_handle_resends(raop_rtp->buffer, raop_rtp_resend_callback, raop_rtp); |
| 294 | } |
| 295 | } |
| 296 | } |
| 297 | } |
| 298 | logger_log(raop_rtp->logger, LOGGER_INFO, "Exiting thread\n"); |
| 299 | raop_rtp->callbacks.audio_destroy(raop_rtp->callbacks.cls, cb_data); |
| 300 | |
| 301 | return 0; |
| 302 | } |
| 303 | |
| 304 | static THREAD_RETVAL |
| 305 | raop_rtp_thread_tcp(void *arg) |
| 306 | { |
| 307 | raop_rtp_t *raop_rtp = arg; |
| 308 | int stream_fd = -1; |
| 309 | unsigned char packet[RAOP_PACKET_LEN]; |
| 310 | unsigned int packetlen = 0; |
| 311 | float volume = 0.0; |
| 312 | |
| 313 | const ALACSpecificConfig *config; |
| 314 | void *cb_data = NULL; |
| 315 | |
| 316 | assert(raop_rtp); |
| 317 | |
| 318 | config = raop_buffer_get_config(raop_rtp->buffer); |
| 319 | raop_rtp->callbacks.audio_init(raop_rtp->callbacks.cls, &cb_data, |
| 320 | config->bitDepth, |
| 321 | config->numChannels, |
| 322 | config->sampleRate); |
| 323 | |
| 324 | while (1) { |
| 325 | int volume_changed; |
| 326 | |
| 327 | fd_set rfds; |
| 328 | struct timeval tv; |
| 329 | int nfds, ret; |
| 330 | |
| 331 | MUTEX_LOCK(raop_rtp->run_mutex); |
| 332 | if (!raop_rtp->running) { |
| 333 | MUTEX_UNLOCK(raop_rtp->run_mutex); |
| 334 | break; |
| 335 | } |
| 336 | volume_changed = (volume != raop_rtp->volume); |
| 337 | volume = raop_rtp->volume; |
| 338 | MUTEX_UNLOCK(raop_rtp->run_mutex); |
| 339 | |
| 340 | /* Call set_volume callback if changed */ |
| 341 | if (volume_changed) { |
| 342 | raop_rtp->callbacks.audio_set_volume(raop_rtp->callbacks.cls, cb_data, volume); |
| 343 | } |
| 344 | |
| 345 | /* Set timeout value to 5ms */ |
| 346 | tv.tv_sec = 0; |
| 347 | tv.tv_usec = 5000; |
| 348 | |
| 349 | /* Get the correct nfds value and set rfds */ |
| 350 | FD_ZERO(&rfds); |
| 351 | if (stream_fd == -1) { |
| 352 | FD_SET(raop_rtp->dsock, &rfds); |
| 353 | nfds = raop_rtp->dsock+1; |
| 354 | } else { |
| 355 | FD_SET(stream_fd, &rfds); |
| 356 | nfds = stream_fd+1; |
| 357 | } |
| 358 | ret = select(nfds, &rfds, NULL, NULL, &tv); |
| 359 | if (ret == 0) { |
| 360 | /* Timeout happened */ |
| 361 | continue; |
| 362 | } else if (ret == -1) { |
| 363 | /* FIXME: Error happened */ |
| 364 | logger_log(raop_rtp->logger, LOGGER_INFO, "Error in select\n"); |
| 365 | break; |
| 366 | } |
| 367 | if (stream_fd == -1 && FD_ISSET(raop_rtp->dsock, &rfds)) { |
| 368 | struct sockaddr_storage saddr; |
| 369 | socklen_t saddrlen; |
| 370 | |
| 371 | logger_log(raop_rtp->logger, LOGGER_INFO, "Accepting client\n"); |
| 372 | saddrlen = sizeof(saddr); |
| 373 | stream_fd = accept(raop_rtp->dsock, (struct sockaddr *)&saddr, &saddrlen); |
| 374 | if (stream_fd == -1) { |
| 375 | /* FIXME: Error happened */ |
| 376 | logger_log(raop_rtp->logger, LOGGER_INFO, "Error in accept %d %s\n", errno, strerror(errno)); |
| 377 | break; |
| 378 | } |
| 379 | } |
| 380 | if (stream_fd != -1 && FD_ISSET(stream_fd, &rfds)) { |
| 381 | unsigned int rtplen=0; |
| 382 | |
| 383 | const void *audiobuf; |
| 384 | int audiobuflen; |
| 385 | |
| 386 | ret = recv(stream_fd, (char *)(packet+packetlen), sizeof(packet)-packetlen, 0); |
| 387 | if (ret == 0) { |
| 388 | /* TCP socket closed */ |
| 389 | logger_log(raop_rtp->logger, LOGGER_INFO, "TCP socket closed\n"); |
| 390 | break; |
| 391 | } else if (ret == -1) { |
| 392 | /* FIXME: Error happened */ |
| 393 | logger_log(raop_rtp->logger, LOGGER_INFO, "Error in recv\n"); |
| 394 | break; |
| 395 | } |
| 396 | packetlen += ret; |
| 397 | |
| 398 | /* Check that we have enough bytes */ |
| 399 | if (packetlen < 4) { |
| 400 | continue; |
| 401 | } |
| 402 | if (packet[0] != '$' || packet[1] != '\0') { |
| 403 | /* FIXME: Incorrect RTP magic bytes */ |
| 404 | break; |
| 405 | } |
| 406 | rtplen = (packet[2] << 8) | packet[3]; |
| 407 | if (rtplen > sizeof(packet)) { |
| 408 | /* FIXME: Too long packet */ |
| 409 | logger_log(raop_rtp->logger, LOGGER_INFO, "Error, packet too long %d\n", rtplen); |
| 410 | break; |
| 411 | } |
| 412 | if (packetlen < 4+rtplen) { |
| 413 | continue; |
| 414 | } |
| 415 | |
| 416 | /* Packet is valid, process it */ |
| 417 | ret = raop_buffer_queue(raop_rtp->buffer, packet+4, rtplen, 0); |
| 418 | assert(ret >= 0); |
| 419 | |
| 420 | /* Remove processed bytes from packet buffer */ |
| 421 | memmove(packet, packet+4+rtplen, packetlen-rtplen); |
| 422 | packetlen -= 4+rtplen; |
| 423 | |
| 424 | /* Decode the received frame */ |
| 425 | if ((audiobuf = raop_buffer_dequeue(raop_rtp->buffer, &audiobuflen, 1))) { |
| 426 | raop_rtp->callbacks.audio_process(raop_rtp->callbacks.cls, cb_data, audiobuf, audiobuflen); |
| 427 | } |
| 428 | } |
| 429 | } |
| 430 | |
| 431 | /* Close the stream file descriptor */ |
| 432 | if (stream_fd != -1) { |
| 433 | closesocket(stream_fd); |
| 434 | } |
| 435 | |
| 436 | logger_log(raop_rtp->logger, LOGGER_INFO, "Exiting thread\n"); |
| 437 | raop_rtp->callbacks.audio_destroy(raop_rtp->callbacks.cls, cb_data); |
| 438 | |
| 439 | return 0; |
| 440 | } |
| 441 | |
| 442 | void |
| 443 | raop_rtp_start(raop_rtp_t *raop_rtp, int use_udp, unsigned short control_rport, unsigned short timing_rport, |
| 444 | unsigned short *control_lport, unsigned short *timing_lport, unsigned short *data_lport) |
| 445 | { |
| 446 | assert(raop_rtp); |
| 447 | |
| 448 | MUTEX_LOCK(raop_rtp->run_mutex); |
| 449 | if (raop_rtp->running || !raop_rtp->joined) { |
| 450 | MUTEX_UNLOCK(raop_rtp->run_mutex); |
| 451 | return; |
| 452 | } |
| 453 | |
| 454 | /* Initialize ports and sockets */ |
| 455 | raop_rtp->control_rport = control_rport; |
| 456 | raop_rtp->timing_rport = timing_rport; |
| 457 | if (raop_rtp_init_sockets(raop_rtp, 1, use_udp) < 0) { |
| 458 | logger_log(raop_rtp->logger, LOGGER_INFO, "Initializing sockets failed\n"); |
| 459 | MUTEX_UNLOCK(raop_rtp->run_mutex); |
| 460 | return; |
| 461 | } |
| 462 | if (control_lport) *control_lport = raop_rtp->control_lport; |
| 463 | if (timing_lport) *timing_lport = raop_rtp->timing_lport; |
| 464 | if (data_lport) *data_lport = raop_rtp->data_lport; |
| 465 | |
| 466 | /* Create the thread and initialize running values */ |
| 467 | raop_rtp->running = 1; |
| 468 | raop_rtp->joined = 0; |
| 469 | if (use_udp) { |
| 470 | THREAD_CREATE(raop_rtp->thread, raop_rtp_thread_udp, raop_rtp); |
| 471 | } else { |
| 472 | THREAD_CREATE(raop_rtp->thread, raop_rtp_thread_tcp, raop_rtp); |
| 473 | } |
| 474 | MUTEX_UNLOCK(raop_rtp->run_mutex); |
| 475 | } |
| 476 | |
| 477 | void |
| 478 | raop_rtp_set_volume(raop_rtp_t *raop_rtp, float volume) |
| 479 | { |
| 480 | assert(raop_rtp); |
| 481 | |
| 482 | if (volume > 0.0f) { |
| 483 | volume = 0.0f; |
| 484 | } else if (volume < -144.0f) { |
| 485 | volume = -144.0f; |
| 486 | } |
| 487 | |
| 488 | /* Set volume in thread instead */ |
| 489 | MUTEX_LOCK(raop_rtp->run_mutex); |
| 490 | raop_rtp->volume = volume; |
| 491 | MUTEX_UNLOCK(raop_rtp->run_mutex); |
| 492 | } |
| 493 | |
| 494 | void |
| 495 | raop_rtp_flush(raop_rtp_t *raop_rtp, int next_seq) |
| 496 | { |
| 497 | assert(raop_rtp); |
| 498 | |
| 499 | /* Call flush in thread instead */ |
| 500 | MUTEX_LOCK(raop_rtp->run_mutex); |
| 501 | raop_rtp->flush = next_seq; |
| 502 | MUTEX_UNLOCK(raop_rtp->run_mutex); |
| 503 | } |
| 504 | |
| 505 | void |
| 506 | raop_rtp_stop(raop_rtp_t *raop_rtp) |
| 507 | { |
| 508 | assert(raop_rtp); |
| 509 | |
| 510 | /* Check that we are running and thread is not |
| 511 | * joined (should never be while still running) */ |
| 512 | MUTEX_LOCK(raop_rtp->run_mutex); |
| 513 | if (!raop_rtp->running || raop_rtp->joined) { |
| 514 | MUTEX_UNLOCK(raop_rtp->run_mutex); |
| 515 | return; |
| 516 | } |
| 517 | raop_rtp->running = 0; |
| 518 | MUTEX_UNLOCK(raop_rtp->run_mutex); |
| 519 | |
| 520 | /* Join the thread */ |
| 521 | THREAD_JOIN(raop_rtp->thread); |
| 522 | if (raop_rtp->csock != -1) closesocket(raop_rtp->csock); |
| 523 | if (raop_rtp->tsock != -1) closesocket(raop_rtp->tsock); |
| 524 | if (raop_rtp->dsock != -1) closesocket(raop_rtp->dsock); |
| 525 | |
| 526 | /* Flush buffer into initial state */ |
| 527 | raop_buffer_flush(raop_rtp->buffer, -1); |
| 528 | |
| 529 | /* Mark thread as joined */ |
| 530 | MUTEX_LOCK(raop_rtp->run_mutex); |
| 531 | raop_rtp->joined = 1; |
| 532 | MUTEX_UNLOCK(raop_rtp->run_mutex); |
| 533 | } |