[916] | 1 | //driver_oss.c: |
---|
| 2 | |
---|
| 3 | /* |
---|
[4708] | 4 | * Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2008-2011 |
---|
[916] | 5 | * |
---|
| 6 | * This file is part of roard a part of RoarAudio, |
---|
| 7 | * a cross-platform sound system for both, home and professional use. |
---|
| 8 | * See README for details. |
---|
| 9 | * |
---|
| 10 | * This file is free software; you can redistribute it and/or modify |
---|
| 11 | * it under the terms of the GNU General Public License version 3 |
---|
| 12 | * as published by the Free Software Foundation. |
---|
| 13 | * |
---|
| 14 | * RoarAudio is distributed in the hope that it will be useful, |
---|
| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
---|
| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
---|
| 17 | * GNU General Public License for more details. |
---|
| 18 | * |
---|
| 19 | * You should have received a copy of the GNU General Public License |
---|
| 20 | * along with this software; see the file COPYING. If not, write to |
---|
[3517] | 21 | * the Free Software Foundation, 51 Franklin Street, Fifth Floor, |
---|
| 22 | * Boston, MA 02110-1301, USA. |
---|
[916] | 23 | * |
---|
| 24 | */ |
---|
| 25 | |
---|
| 26 | #include "roard.h" |
---|
| 27 | #if defined(ROAR_HAVE_OSS_BSD) || defined(ROAR_HAVE_OSS) |
---|
| 28 | |
---|
[1518] | 29 | |
---|
| 30 | #define _get(vio,obj) (((struct driver_oss*)((vio)->inst))->obj) |
---|
| 31 | |
---|
| 32 | int driver_oss_init_vio(struct roar_vio_calls * vio, struct driver_oss * inst) { |
---|
| 33 | if ( vio == NULL ) |
---|
| 34 | return -1; |
---|
[919] | 35 | |
---|
[1518] | 36 | memset(vio, 0, sizeof(struct roar_vio_calls)); |
---|
| 37 | |
---|
| 38 | vio->write = driver_oss_write; |
---|
[4815] | 39 | vio->read = driver_oss_read; |
---|
[1518] | 40 | vio->nonblock = driver_oss_nonblock; |
---|
| 41 | vio->sync = driver_oss_sync; |
---|
| 42 | vio->ctl = driver_oss_ctl; |
---|
| 43 | vio->close = driver_oss_close_vio; |
---|
| 44 | |
---|
| 45 | vio->inst = (void*) inst; |
---|
| 46 | |
---|
| 47 | return 0; |
---|
| 48 | } |
---|
| 49 | |
---|
| 50 | int driver_oss_open_device(struct driver_oss * self) { |
---|
[4815] | 51 | int flags = 0; |
---|
| 52 | int rw = 0; |
---|
[1518] | 53 | int fh = self->fh; |
---|
| 54 | char * device = self->device; |
---|
| 55 | |
---|
| 56 | if ( fh != -1 ) |
---|
| 57 | return 0; |
---|
[919] | 58 | |
---|
[924] | 59 | #ifdef ROAR_DEFAULT_OSS_DEV |
---|
[919] | 60 | if ( device == NULL ) |
---|
| 61 | device = ROAR_DEFAULT_OSS_DEV; |
---|
[924] | 62 | #endif |
---|
| 63 | |
---|
| 64 | if ( device == NULL ) { |
---|
[1518] | 65 | ROAR_ERR("driver_oss_open_device(*): no default device found, you need to specify one manuelly"); |
---|
| 66 | return -1; |
---|
| 67 | } |
---|
| 68 | |
---|
[4815] | 69 | if ( self->ssid != -1 ) { |
---|
| 70 | rw = streams_get_flag(self->ssid, ROAR_FLAG_RECSOURCE); |
---|
| 71 | } |
---|
| 72 | |
---|
| 73 | if ( rw ) { |
---|
| 74 | flags |= O_RDWR; |
---|
| 75 | } else { |
---|
| 76 | flags |= O_WRONLY; |
---|
| 77 | } |
---|
| 78 | |
---|
| 79 | if ( (fh = open(device, flags, 0644)) == -1 ) { |
---|
[1518] | 80 | ROAR_ERR("driver_oss_open_device(*): Can not open OSS device: %s: %s", device, strerror(errno)); |
---|
[924] | 81 | return -1; |
---|
| 82 | } |
---|
[919] | 83 | |
---|
[1526] | 84 | self->fh = fh; |
---|
| 85 | self->need_config = 1; |
---|
[1518] | 86 | |
---|
| 87 | return 0; |
---|
| 88 | } |
---|
[919] | 89 | |
---|
[1518] | 90 | int driver_oss_config_device(struct driver_oss * self) { |
---|
| 91 | int fh = self->fh; |
---|
| 92 | struct roar_audio_info * info = &(self->info); |
---|
| 93 | int tmp, ctmp; |
---|
| 94 | char * es; |
---|
[1532] | 95 | int autoconfig = 0; |
---|
| 96 | int need_update_server = 0; |
---|
[919] | 97 | |
---|
[1518] | 98 | if ( fh == -1 ) |
---|
| 99 | return -1; |
---|
[945] | 100 | |
---|
[1532] | 101 | if ( self->ssid != -1 ) { |
---|
| 102 | autoconfig = streams_get_flag(self->ssid, ROAR_FLAG_AUTOCONF); |
---|
| 103 | } |
---|
| 104 | |
---|
[1533] | 105 | ROAR_DBG("driver_oss_config_device(self=%p): ssid=%i, autoconfig=%i", self, self->ssid, autoconfig); |
---|
[1532] | 106 | |
---|
[945] | 107 | #ifdef SNDCTL_DSP_CHANNELS |
---|
| 108 | tmp = info->channels; |
---|
| 109 | |
---|
| 110 | if ( ioctl(fh, SNDCTL_DSP_CHANNELS, &tmp) == -1 ) { |
---|
[1533] | 111 | ROAR_ERR("driver_oss_config_device(*): can not set number of channels"); |
---|
[1518] | 112 | return -1; |
---|
[945] | 113 | } |
---|
| 114 | |
---|
| 115 | if ( tmp != info->channels ) { |
---|
[1532] | 116 | if ( autoconfig ) { |
---|
| 117 | need_update_server = 1; |
---|
| 118 | self->info.channels = tmp; |
---|
| 119 | } else { |
---|
[1533] | 120 | ROAR_ERR("driver_oss_config_device(*): can not set requested numer of channels, OSS suggested %i channels, to use this restart with -oO channels=%i or set codec manuelly via -oO channels=num", tmp, tmp); |
---|
[1532] | 121 | return -1; |
---|
| 122 | } |
---|
[945] | 123 | } |
---|
| 124 | #else |
---|
[919] | 125 | switch (info->channels) { |
---|
| 126 | case 1: tmp = 0; break; |
---|
| 127 | case 2: tmp = 1; break; |
---|
[1518] | 128 | default: return -1; |
---|
[919] | 129 | } |
---|
| 130 | |
---|
| 131 | if ( ioctl(fh, SNDCTL_DSP_STEREO, &tmp) == -1 ) { |
---|
[1533] | 132 | ROAR_ERR("driver_oss_config_device(*): can not set number of channels"); |
---|
[1518] | 133 | return -1; |
---|
[919] | 134 | } |
---|
[945] | 135 | #endif |
---|
[919] | 136 | |
---|
[5055] | 137 | if ( autoconfig ) { |
---|
| 138 | if ( info->bits > 16 ) { |
---|
| 139 | info->bits = 32; |
---|
| 140 | need_update_server = 1; |
---|
| 141 | } |
---|
| 142 | |
---|
| 143 | if ( info->bits == 32 ) { |
---|
| 144 | switch (info->codec) { |
---|
| 145 | #ifndef AFMT_S32_LE |
---|
| 146 | case ROAR_CODEC_PCM_S_LE: |
---|
| 147 | #endif |
---|
| 148 | #ifndef AFMT_S32_BE |
---|
| 149 | case ROAR_CODEC_PCM_S_BE: |
---|
| 150 | #endif |
---|
| 151 | case ROAR_CODEC_PCM_U_LE: |
---|
| 152 | case ROAR_CODEC_PCM_U_BE: |
---|
| 153 | info->bits = 16; |
---|
| 154 | need_update_server = 1; |
---|
| 155 | break; |
---|
| 156 | } |
---|
| 157 | } |
---|
| 158 | } |
---|
| 159 | |
---|
[942] | 160 | switch (info->codec) { |
---|
| 161 | case ROAR_CODEC_PCM_S_LE: |
---|
| 162 | switch (info->bits) { |
---|
| 163 | case 8: tmp = AFMT_S8; break; |
---|
| 164 | case 16: tmp = AFMT_S16_LE; break; |
---|
| 165 | // case 24: tmp = AFMT_S24_PACKED; break; |
---|
| 166 | #ifdef AFMT_S32_LE |
---|
| 167 | case 32: tmp = AFMT_S32_LE; break; |
---|
| 168 | #endif |
---|
[1518] | 169 | default: return -1; |
---|
[942] | 170 | } |
---|
| 171 | break; |
---|
| 172 | case ROAR_CODEC_PCM_S_BE: |
---|
| 173 | switch (info->bits) { |
---|
| 174 | case 8: tmp = AFMT_S8; break; |
---|
| 175 | case 16: tmp = AFMT_S16_BE; break; |
---|
| 176 | // case 24: tmp = AFMT_S24_PACKED; break; |
---|
| 177 | #ifdef AFMT_S32_BE |
---|
| 178 | case 32: tmp = AFMT_S32_BE; break; |
---|
| 179 | #endif |
---|
[1518] | 180 | default: return -1; |
---|
[942] | 181 | } |
---|
| 182 | break; |
---|
| 183 | case ROAR_CODEC_PCM_U_LE: |
---|
| 184 | switch (info->bits) { |
---|
| 185 | case 8: tmp = AFMT_U8; break; |
---|
| 186 | case 16: tmp = AFMT_U16_LE; break; |
---|
[1518] | 187 | default: return -1; |
---|
[919] | 188 | } |
---|
| 189 | break; |
---|
[942] | 190 | case ROAR_CODEC_PCM_U_BE: |
---|
| 191 | switch (info->bits) { |
---|
| 192 | case 8: tmp = AFMT_U8; break; |
---|
| 193 | case 16: tmp = AFMT_U16_BE; break; |
---|
[1518] | 194 | default: return -1; |
---|
[942] | 195 | } |
---|
| 196 | case ROAR_CODEC_ALAW: |
---|
| 197 | tmp = AFMT_A_LAW; |
---|
| 198 | break; |
---|
| 199 | case ROAR_CODEC_MULAW: |
---|
| 200 | tmp = AFMT_MU_LAW; |
---|
| 201 | break; |
---|
| 202 | #ifdef AFMT_VORBIS |
---|
| 203 | case ROAR_CODEC_OGG_VORBIS: |
---|
| 204 | tmp = AFMT_VORBIS; |
---|
| 205 | break; |
---|
| 206 | #endif |
---|
| 207 | default: |
---|
[1518] | 208 | return -1; |
---|
[942] | 209 | break; |
---|
| 210 | } |
---|
| 211 | |
---|
| 212 | ctmp = tmp; |
---|
[946] | 213 | #ifdef SNDCTL_DSP_SETFMT |
---|
| 214 | if ( ioctl(fh, SNDCTL_DSP_SETFMT, &tmp) == -1 ) { |
---|
| 215 | #else |
---|
[942] | 216 | if ( ioctl(fh, SNDCTL_DSP_SAMPLESIZE, &tmp) == -1 ) { |
---|
[946] | 217 | #endif |
---|
[1533] | 218 | ROAR_ERR("driver_oss_config_device(*): can not set sample format"); |
---|
[1518] | 219 | return -1; |
---|
[919] | 220 | } |
---|
| 221 | |
---|
[942] | 222 | if ( tmp != ctmp ) { |
---|
[1532] | 223 | if ( autoconfig ) { |
---|
| 224 | need_update_server = 1; |
---|
| 225 | switch (tmp) { |
---|
| 226 | case AFMT_S8 : self->info.bits = 8; self->info.codec = ROAR_CODEC_PCM; break; |
---|
| 227 | case AFMT_U8 : self->info.bits = 8; self->info.codec = ROAR_CODEC_PCM_U_LE; break; |
---|
| 228 | case AFMT_S16_LE: self->info.bits = 16; self->info.codec = ROAR_CODEC_PCM_S_LE; break; |
---|
| 229 | case AFMT_S16_BE: self->info.bits = 16; self->info.codec = ROAR_CODEC_PCM_S_BE; break; |
---|
| 230 | case AFMT_U16_LE: self->info.bits = 16; self->info.codec = ROAR_CODEC_PCM_U_LE; break; |
---|
| 231 | case AFMT_U16_BE: self->info.bits = 16; self->info.codec = ROAR_CODEC_PCM_U_BE; break; |
---|
[942] | 232 | #ifdef AFMT_S32_LE |
---|
[1532] | 233 | case AFMT_S32_LE: self->info.bits = 32; self->info.codec = ROAR_CODEC_PCM_S_LE; break; |
---|
[942] | 234 | #endif |
---|
| 235 | #ifdef AFMT_S32_BE |
---|
[1532] | 236 | case AFMT_S32_BE: self->info.bits = 32; self->info.codec = ROAR_CODEC_PCM_S_BE; break; |
---|
| 237 | #endif |
---|
[1541] | 238 | /* |
---|
[1532] | 239 | case AFMT_A_LAW : self->info.bits = 8; self->info.codec = ROAR_CODEC_ALAW; break; |
---|
| 240 | case AFMT_MU_LAW: self->info.bits = 8; self->info.codec = ROAR_CODEC_MULAW; break; |
---|
| 241 | #ifdef AFMT_VORBIS |
---|
| 242 | case AFMT_VORBIS: self->info.codec = ROAR_CODEC_OGG_VORBIS; break; |
---|
[942] | 243 | #endif |
---|
[1541] | 244 | */ |
---|
| 245 | case AFMT_A_LAW: |
---|
| 246 | case AFMT_MU_LAW: |
---|
| 247 | #ifdef AFMT_VORBIS |
---|
| 248 | case AFMT_VORBIS: |
---|
| 249 | #endif |
---|
| 250 | ROAR_WARN("driver_oss_config_device(*): Auto config failed: OSS Codec %i needs a codecfilter!", tmp); |
---|
| 251 | ROAR_ERR("driver_oss_config_device(*): can not set requested codec, set codec manuelly via -oO codec=somecodec"); |
---|
| 252 | return -1; |
---|
| 253 | break; |
---|
[1532] | 254 | default: |
---|
| 255 | ROAR_WARN("driver_oss_config_device(*): Auto config failed: unknown OSS Codec %i", tmp); |
---|
| 256 | ROAR_ERR("driver_oss_config_device(*): can not set requested codec, set codec manuelly via -oO codec=somecodec"); |
---|
[1541] | 257 | return -1; |
---|
[1532] | 258 | break; |
---|
| 259 | } |
---|
| 260 | } else { |
---|
| 261 | es = NULL; |
---|
| 262 | switch (tmp) { |
---|
| 263 | case AFMT_S8 : es = "bits=8,codec=pcm"; break; |
---|
| 264 | case AFMT_U8 : es = "bits=8,codec=pcm_u_le"; break; |
---|
| 265 | case AFMT_S16_LE: es = "bits=16,codec=pcm_s_le"; break; |
---|
| 266 | case AFMT_S16_BE: es = "bits=16,codec=pcm_s_be"; break; |
---|
| 267 | case AFMT_U16_LE: es = "bits=16,codec=pcm_u_le"; break; |
---|
| 268 | case AFMT_U16_BE: es = "bits=16,codec=pcm_u_be"; break; |
---|
| 269 | #ifdef AFMT_S32_LE |
---|
| 270 | case AFMT_S32_LE: es = "bits=32,codec=pcm_s_le"; break; |
---|
| 271 | #endif |
---|
| 272 | #ifdef AFMT_S32_BE |
---|
| 273 | case AFMT_S32_BE: es = "bits=32,codec=pcm_s_be"; break; |
---|
| 274 | #endif |
---|
| 275 | case AFMT_A_LAW : es = "codec=alaw"; break; |
---|
| 276 | case AFMT_MU_LAW: es = "codec=mulaw"; break; |
---|
[942] | 277 | #ifdef AFMT_VORBIS |
---|
[1532] | 278 | case AFMT_VORBIS: es = "codec=ogg_vorbis"; break; |
---|
[942] | 279 | #endif |
---|
[1532] | 280 | } |
---|
| 281 | |
---|
| 282 | if ( es != NULL ) { |
---|
[1533] | 283 | ROAR_ERR("driver_oss_config_device(*): can not set requested codec, OSS retruned another codec than requested, to use this restart with -oO %s or set codec manuelly via -oO codec=somecodec", es); |
---|
[1532] | 284 | } else { |
---|
[1533] | 285 | ROAR_ERR("driver_oss_config_device(*): can not set requested codec, set codec manuelly via -oO codec=somecodec"); |
---|
[1532] | 286 | } |
---|
| 287 | return -1; |
---|
[942] | 288 | } |
---|
[919] | 289 | } |
---|
| 290 | |
---|
| 291 | tmp = info->rate; |
---|
| 292 | |
---|
| 293 | if ( ioctl(fh, SNDCTL_DSP_SPEED, &tmp) == -1 ) { |
---|
[1533] | 294 | ROAR_ERR("driver_oss_config_device(*): can not set sample rate"); |
---|
[1518] | 295 | return -1; |
---|
[919] | 296 | } |
---|
| 297 | |
---|
[1530] | 298 | if ( tmp != info->rate ) { |
---|
[1532] | 299 | if ( autoconfig ) { |
---|
| 300 | need_update_server = 1; |
---|
| 301 | self->info.rate = tmp; |
---|
| 302 | } else { |
---|
| 303 | ROAR_WARN("driver_oss_config_device(*): Device does not support requested sample rate: req=%iHz, sug=%iHz", |
---|
| 304 | info->rate, tmp); |
---|
[1530] | 305 | |
---|
[1532] | 306 | if ( tmp < info->rate * 0.98 || tmp > info->rate * 1.02 ) { |
---|
[1533] | 307 | ROAR_ERR("driver_oss_config_device(*): sample rate out of acceptable accuracy"); |
---|
[1532] | 308 | return -1; |
---|
| 309 | } |
---|
[1530] | 310 | } |
---|
[1518] | 311 | } |
---|
| 312 | |
---|
[1521] | 313 | // latency things: |
---|
| 314 | #ifdef SNDCTL_DSP_SETFRAGMENT |
---|
| 315 | |
---|
| 316 | // defaults |
---|
| 317 | if ( self->blocksize < 1 ) |
---|
| 318 | self->blocksize = 2048; |
---|
| 319 | if ( self->blocks < 1 ) |
---|
| 320 | self->blocks = 4; |
---|
| 321 | |
---|
[1523] | 322 | switch (self->blocksize) { |
---|
| 323 | case 1<< 4: tmp = 4; break; |
---|
| 324 | case 1<< 5: tmp = 5; break; |
---|
| 325 | case 1<< 6: tmp = 6; break; |
---|
| 326 | case 1<< 7: tmp = 7; break; |
---|
| 327 | case 1<< 8: tmp = 8; break; |
---|
| 328 | case 1<< 9: tmp = 9; break; |
---|
| 329 | case 1<<10: tmp = 10; break; |
---|
| 330 | case 1<<11: tmp = 11; break; |
---|
| 331 | case 1<<12: tmp = 12; break; |
---|
| 332 | case 1<<13: tmp = 13; break; |
---|
| 333 | case 1<<14: tmp = 14; break; |
---|
| 334 | case 1<<15: tmp = 15; break; |
---|
| 335 | case 1<<16: tmp = 16; break; |
---|
| 336 | default: tmp = 11; |
---|
| 337 | ROAR_WARN("driver_oss_config_device(*): blocksize of %i byte is not a valid value. trying 2KB", self->blocksize); |
---|
| 338 | break; |
---|
| 339 | } |
---|
| 340 | |
---|
[1524] | 341 | ROAR_DBG("driver_oss_config_device(*): blocksize=%i(N=%i), blocks=%i", self->blocksize, tmp, self->blocks); |
---|
[1521] | 342 | |
---|
| 343 | tmp |= self->blocks << 16; |
---|
| 344 | if ( ioctl(fh, SNDCTL_DSP_SETFRAGMENT, &tmp) == -1 ) { |
---|
| 345 | ROAR_WARN("driver_oss_ctl(*): Can not set fragment size, sorry :("); |
---|
| 346 | } |
---|
| 347 | #endif |
---|
| 348 | |
---|
[1532] | 349 | if ( need_update_server ) { |
---|
| 350 | if ( self->stream == NULL ) { |
---|
| 351 | streams_get(self->ssid, &(self->stream)); |
---|
| 352 | } |
---|
| 353 | |
---|
| 354 | if ( self->stream == NULL ) { |
---|
| 355 | ROAR_ERR("driver_oss_config_device(*): Auto config failed: can not set new values for stream: no stream object known"); |
---|
| 356 | return -1; |
---|
| 357 | } |
---|
| 358 | |
---|
| 359 | memcpy(&(ROAR_STREAM(self->stream)->info), info, sizeof(struct roar_audio_info)); |
---|
| 360 | } |
---|
| 361 | |
---|
[4815] | 362 | ROAR_DBG("driver_oss_config_device(*): self->ssid=%i, fh=%i", self->ssid, fh); |
---|
| 363 | streams_set_fh(self->ssid, -2); |
---|
[1521] | 364 | self->need_config = 0; |
---|
| 365 | |
---|
[4815] | 366 | ROAR_DBG("driver_oss_config_device(*) = 0"); |
---|
[1518] | 367 | return 0; |
---|
| 368 | } |
---|
| 369 | |
---|
[4957] | 370 | #define er() close(self->fh); if ( self->device ) roar_mm_free(self->device); roar_mm_free(self); return -1 |
---|
[2367] | 371 | int driver_oss_open(struct roar_vio_calls * inst, char * device, struct roar_audio_info * info, int fh, struct roar_stream_server * sstream) { |
---|
[1518] | 372 | struct driver_oss * self = NULL; |
---|
| 373 | |
---|
[4957] | 374 | if ( (self = roar_mm_malloc(sizeof(struct driver_oss))) == NULL ) { |
---|
| 375 | ROAR_ERR("driver_oss_open(*): Can not roar_mm_malloc() instance data: %s", strerror(errno)); |
---|
[1518] | 376 | return -1; |
---|
| 377 | } |
---|
| 378 | |
---|
| 379 | memset(self, 0, sizeof(struct driver_oss)); |
---|
| 380 | memcpy(&(self->info), info, sizeof(struct roar_audio_info)); |
---|
| 381 | |
---|
[1530] | 382 | self->ssid = -1; |
---|
| 383 | self->fh = fh; |
---|
[1518] | 384 | |
---|
[4815] | 385 | if ( sstream != NULL ) |
---|
| 386 | self->ssid = ROAR_STREAM(sstream)->id; |
---|
| 387 | |
---|
[3838] | 388 | if ( fh != -1 ) { |
---|
| 389 | self->fh_savemode = 1; |
---|
| 390 | } else { |
---|
| 391 | self->fh_savemode = 0; |
---|
| 392 | } |
---|
| 393 | |
---|
[1518] | 394 | if ( device != NULL ) |
---|
[4957] | 395 | self->device = roar_mm_strdup(device); |
---|
[1518] | 396 | |
---|
| 397 | if ( driver_oss_init_vio(inst, self) == -1 ) { |
---|
| 398 | ROAR_ERR("driver_oss_open(*): Can not init vio interface"); |
---|
[919] | 399 | er(); |
---|
| 400 | } |
---|
| 401 | |
---|
[1518] | 402 | if ( driver_oss_open_device(self) == -1 ) { |
---|
| 403 | ROAR_ERR("driver_oss_open(*): Can not open audio device"); |
---|
| 404 | er(); |
---|
| 405 | } |
---|
| 406 | |
---|
[935] | 407 | ROAR_DBG("driver_oss_open(*): OSS devices opened :)"); |
---|
[934] | 408 | |
---|
[2368] | 409 | if ( sstream != NULL ) |
---|
| 410 | driver_oss_ctl(inst, ROAR_VIO_CTL_SET_SSTREAM, sstream); |
---|
| 411 | |
---|
[919] | 412 | return 0; |
---|
[917] | 413 | } |
---|
[1518] | 414 | #undef er |
---|
[917] | 415 | |
---|
[1539] | 416 | int driver_oss_reopen_device(struct driver_oss * self) { |
---|
[3838] | 417 | |
---|
| 418 | // we need to reject in fh save mode. |
---|
| 419 | if ( self->fh_savemode ) |
---|
| 420 | return -1; |
---|
| 421 | |
---|
[1539] | 422 | #ifdef SNDCTL_DSP_SYNC |
---|
| 423 | ioctl(self->fh, SNDCTL_DSP_SYNC, NULL); |
---|
| 424 | #endif |
---|
| 425 | |
---|
| 426 | close(self->fh); |
---|
| 427 | |
---|
| 428 | if ( driver_oss_open_device(self) == -1 ) |
---|
| 429 | return -1; |
---|
| 430 | |
---|
| 431 | self->need_config = 1; |
---|
| 432 | |
---|
| 433 | return 0; |
---|
| 434 | } |
---|
| 435 | |
---|
[917] | 436 | int driver_oss_close(DRIVER_USERDATA_T inst) { |
---|
[1242] | 437 | return roar_vio_close((struct roar_vio_calls *)inst); |
---|
[917] | 438 | } |
---|
| 439 | |
---|
[1518] | 440 | int driver_oss_close_vio(struct roar_vio_calls * vio) { |
---|
| 441 | close(_get(vio,fh)); |
---|
| 442 | |
---|
| 443 | if ( _get(vio,device) != NULL ) |
---|
[4957] | 444 | roar_mm_free(_get(vio,device)); |
---|
[1518] | 445 | |
---|
[4957] | 446 | roar_mm_free(vio->inst); |
---|
[1518] | 447 | return 0; |
---|
| 448 | } |
---|
| 449 | |
---|
| 450 | int driver_oss_nonblock(struct roar_vio_calls * vio, int state) { |
---|
[4846] | 451 | ROAR_DBG("driver_oss_nonblock(vio=%p, state=%i) = ?", vio, state); |
---|
[1518] | 452 | |
---|
[4846] | 453 | if ( roar_socket_nonblock(_get(vio,fh), state) == -1 ) { |
---|
| 454 | ROAR_DBG("driver_oss_nonblock(vio=%p, state=%i) = -1", vio, state); |
---|
| 455 | return -1; |
---|
| 456 | } |
---|
| 457 | |
---|
| 458 | if ( state == ROAR_SOCKET_NONBLOCK ) { |
---|
| 459 | ROAR_DBG("driver_oss_nonblock(vio=%p, state=%i) = 0", vio, state); |
---|
[1518] | 460 | return 0; |
---|
[4846] | 461 | } |
---|
[1518] | 462 | |
---|
| 463 | roar_vio_sync(vio); |
---|
| 464 | |
---|
[4846] | 465 | ROAR_DBG("driver_oss_nonblock(vio=%p, state=%i) = 0", vio, state); |
---|
| 466 | |
---|
[1518] | 467 | return 0; |
---|
| 468 | } |
---|
| 469 | |
---|
[1138] | 470 | int driver_oss_sync(struct roar_vio_calls * vio) { |
---|
| 471 | #ifdef SNDCTL_DSP_SYNC |
---|
[1518] | 472 | return ioctl(_get(vio,fh), SNDCTL_DSP_SYNC, NULL); |
---|
[1138] | 473 | #else |
---|
| 474 | return 0; |
---|
| 475 | #endif |
---|
| 476 | } |
---|
[916] | 477 | |
---|
[1151] | 478 | int driver_oss_ctl(struct roar_vio_calls * vio, int cmd, void * data) { |
---|
[1521] | 479 | struct driver_oss * self = vio->inst; |
---|
[1538] | 480 | #ifdef SNDCTL_DSP_GETODELAY |
---|
[1151] | 481 | int d; |
---|
[1538] | 482 | #endif |
---|
[1151] | 483 | |
---|
[1524] | 484 | ROAR_DBG("driver_oss_ctl(vio=%p, cmd=0x%.8x, data=%p) = ?", vio, cmd, data); |
---|
[1521] | 485 | |
---|
[1151] | 486 | if ( vio == NULL ) |
---|
| 487 | return -1; |
---|
| 488 | |
---|
[1222] | 489 | switch (cmd) { |
---|
| 490 | case ROAR_VIO_CTL_GET_DELAY: |
---|
| 491 | #ifdef SNDCTL_DSP_GETODELAY |
---|
[1518] | 492 | if ( ioctl(_get(vio,fh), SNDCTL_DSP_GETODELAY, &d) == -1 ) |
---|
[1222] | 493 | return -1; |
---|
| 494 | |
---|
| 495 | ROAR_DBG("driver_oss_ctl(*): delay=%i byte", d); |
---|
[1151] | 496 | |
---|
[1222] | 497 | *(uint_least32_t *)data = d; |
---|
| 498 | #else |
---|
| 499 | return -1; |
---|
| 500 | #endif |
---|
| 501 | break; |
---|
| 502 | case ROAR_VIO_CTL_SET_DBLOCKS: |
---|
| 503 | #ifdef SNDCTL_DSP_SETFRAGMENT |
---|
[1521] | 504 | if ( !self->need_config ) { |
---|
| 505 | ROAR_WARN("driver_oss_ctl(*): possible late ROAR_VIO_CTL_SET_DBLOCKS, setting anyway."); |
---|
[1222] | 506 | } |
---|
[1521] | 507 | |
---|
| 508 | self->blocks = *(uint_least32_t *)data; |
---|
| 509 | #else |
---|
| 510 | return -1; |
---|
| 511 | #endif |
---|
| 512 | break; |
---|
| 513 | case ROAR_VIO_CTL_SET_DBLKSIZE: |
---|
| 514 | #ifdef SNDCTL_DSP_SETFRAGMENT |
---|
| 515 | if ( !self->need_config ) { |
---|
| 516 | ROAR_WARN("driver_oss_ctl(*): possible late ROAR_VIO_CTL_SET_DBLKSIZE, setting anyway."); |
---|
| 517 | } |
---|
| 518 | |
---|
| 519 | self->blocksize = *(uint_least32_t *)data; |
---|
[1222] | 520 | #else |
---|
| 521 | return -1; |
---|
| 522 | #endif |
---|
| 523 | break; |
---|
| 524 | case ROAR_VIO_CTL_GET_DBLKSIZE: |
---|
[1521] | 525 | if ( !self->blocksize ) |
---|
| 526 | return -1; |
---|
| 527 | |
---|
| 528 | *(uint_least32_t *)data = self->blocksize; |
---|
[1527] | 529 | break; |
---|
[1532] | 530 | case ROAR_VIO_CTL_SET_SSTREAMID: |
---|
[1530] | 531 | self->ssid = *(int *)data; |
---|
| 532 | break; |
---|
[1527] | 533 | case ROAR_VIO_CTL_SET_SSTREAM: |
---|
| 534 | self->stream = data; |
---|
[1222] | 535 | break; |
---|
[1539] | 536 | case ROAR_VIO_CTL_GET_AUINFO: |
---|
| 537 | memcpy(data, &(self->info), sizeof(struct roar_audio_info)); |
---|
| 538 | break; |
---|
| 539 | case ROAR_VIO_CTL_SET_AUINFO: |
---|
| 540 | memcpy(&(self->info), data, sizeof(struct roar_audio_info)); |
---|
| 541 | return driver_oss_reopen_device(self); |
---|
| 542 | break; |
---|
[1672] | 543 | #ifdef SNDCTL_DSP_SETPLAYVOL |
---|
| 544 | case ROAR_VIO_CTL_SET_VOLUME: |
---|
| 545 | switch (self->info.channels) { |
---|
| 546 | case 1: |
---|
| 547 | d = ROAR_MIXER(data)->mixer[0] * 100 / ROAR_MIXER(data)->scale; |
---|
| 548 | d |= d << 8; |
---|
| 549 | break; |
---|
| 550 | case 2: |
---|
| 551 | d = ROAR_MIXER(data)->mixer[0] * 100 / ROAR_MIXER(data)->scale; |
---|
| 552 | d |= (ROAR_MIXER(data)->mixer[0] * 100 / ROAR_MIXER(data)->scale) << 8; |
---|
| 553 | break; |
---|
| 554 | default: |
---|
| 555 | return -1; |
---|
| 556 | } |
---|
| 557 | return ioctl(_get(vio,fh), SNDCTL_DSP_SETPLAYVOL, &d); |
---|
| 558 | break; |
---|
| 559 | #endif |
---|
[1222] | 560 | default: |
---|
| 561 | return -1; |
---|
| 562 | } |
---|
[1151] | 563 | |
---|
| 564 | return 0; |
---|
| 565 | } |
---|
| 566 | |
---|
[1518] | 567 | ssize_t driver_oss_write (struct roar_vio_calls * vio, void *buf, size_t count) { |
---|
[4819] | 568 | ROAR_DBG("driver_oss_write(vio=%p, buf=%p, count=%llu) = ?", vio, buf, (long long unsigned int)count); |
---|
| 569 | |
---|
[1540] | 570 | if ( _get(vio,fh) == -1 ) |
---|
| 571 | return -1; |
---|
| 572 | |
---|
[1521] | 573 | if ( _get(vio,need_config) ) { |
---|
| 574 | if ( driver_oss_config_device(vio->inst) == -1 ) { |
---|
| 575 | return -1; |
---|
| 576 | } |
---|
| 577 | } |
---|
| 578 | |
---|
[1518] | 579 | return write(_get(vio,fh), buf, count); |
---|
| 580 | } |
---|
| 581 | |
---|
[4815] | 582 | ssize_t driver_oss_read (struct roar_vio_calls * vio, void *buf, size_t count) { |
---|
[4819] | 583 | ROAR_DBG("driver_oss_read(vio=%p, buf=%p, count=%llu) = ?", vio, buf, (long long unsigned int)count); |
---|
| 584 | |
---|
[4815] | 585 | if ( _get(vio,fh) == -1 ) |
---|
| 586 | return -1; |
---|
| 587 | |
---|
| 588 | if ( _get(vio,need_config) ) { |
---|
| 589 | if ( driver_oss_config_device(vio->inst) == -1 ) { |
---|
[4819] | 590 | ROAR_DBG("driver_oss_read(vio=%p, buf=%p, count=%llu) = -1", vio, buf, (long long unsigned int)count); |
---|
[4815] | 591 | return -1; |
---|
| 592 | } |
---|
| 593 | } |
---|
| 594 | |
---|
[4819] | 595 | ROAR_DBG("driver_oss_read(vio=%p, buf=%p, count=%llu) = ?", vio, buf, (long long unsigned int)count); |
---|
| 596 | |
---|
[4815] | 597 | return read(_get(vio,fh), buf, count); |
---|
| 598 | } |
---|
| 599 | |
---|
[916] | 600 | #endif |
---|
| 601 | //ll |
---|