[3138] | 1 | //libroaross.c: |
---|
| 2 | |
---|
| 3 | /* |
---|
| 4 | * Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2010 |
---|
| 5 | * |
---|
| 6 | * This file is part of libroar 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 | * libroar 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. |
---|
[3138] | 23 | * |
---|
| 24 | * NOTE for everyone want's to change something and send patches: |
---|
| 25 | * read README and HACKING! There a addition information on |
---|
| 26 | * the license of this document you need to read before you send |
---|
| 27 | * any patches. |
---|
| 28 | * |
---|
| 29 | * NOTE for uses of non-GPL (LGPL,...) software using libesd, libartsc |
---|
| 30 | * or libpulse*: |
---|
| 31 | * The libs libroaresd, libroararts and libroarpulse link this lib |
---|
| 32 | * and are therefore GPL. Because of this it may be illigal to use |
---|
| 33 | * them with any software that uses libesd, libartsc or libpulse*. |
---|
| 34 | */ |
---|
| 35 | |
---|
| 36 | #include "roaraudio.h" |
---|
[3261] | 37 | #include "libroarlight/libroarlight.h" |
---|
[3138] | 38 | |
---|
| 39 | #if defined(ROAR_HAVE_OSS_BSD) || defined(ROAR_HAVE_OSS) |
---|
| 40 | #if defined(__OpenBSD__) || defined(__NetBSD__) |
---|
| 41 | #include <soundcard.h> |
---|
| 42 | #else |
---|
| 43 | #include <sys/soundcard.h> |
---|
| 44 | #endif |
---|
| 45 | #include <sys/ioctl.h> |
---|
| 46 | |
---|
| 47 | #ifdef ROAR_HAVE_H_SYS_TYPES |
---|
| 48 | #include <sys/types.h> |
---|
| 49 | #endif |
---|
| 50 | |
---|
| 51 | #ifdef ROAR_HAVE_H_FCNTL |
---|
| 52 | #include <fcntl.h> |
---|
| 53 | #endif |
---|
| 54 | |
---|
| 55 | #ifdef ROAR_HAVE_H_UNISTD |
---|
| 56 | #include <unistd.h> |
---|
| 57 | #endif |
---|
| 58 | |
---|
| 59 | #include <sys/stat.h> |
---|
[3139] | 60 | #include <dlfcn.h> |
---|
| 61 | |
---|
| 62 | #if defined(RTLD_NEXT) |
---|
| 63 | #define REAL_LIBC RTLD_NEXT |
---|
| 64 | #else |
---|
| 65 | #define REAL_LIBC ((void *) -1L) |
---|
| 66 | #endif |
---|
[3138] | 67 | |
---|
[3164] | 68 | #ifndef ENOTSUP |
---|
| 69 | #define ENOTSUP ENOSYS |
---|
| 70 | #endif |
---|
| 71 | |
---|
[3166] | 72 | #if defined(ROAR_OS_NETBSD) && defined(ioctl) |
---|
| 73 | #define IOCTL_IS_ALIAS |
---|
| 74 | #endif |
---|
| 75 | |
---|
[3167] | 76 | #ifdef ROAR_OS_FREEBSD |
---|
| 77 | #define mode_t int |
---|
| 78 | #endif |
---|
| 79 | |
---|
[3169] | 80 | #ifdef ROAR_OS_NETBSD |
---|
| 81 | #define IOCTL() int _oss_ioctl __P((int fd, unsigned long com, void *argp)) |
---|
[3171] | 82 | #define map_args int __fd = fd; unsigned long int __request = com |
---|
[3180] | 83 | #elif defined(ROAR_TARGET_CYGWIN) |
---|
| 84 | #define IOCTL() int ioctl (int __fd, int __cmd, ...) |
---|
| 85 | #define map_args unsigned long int __request = __cmd; void * argp |
---|
| 86 | #define va_argp |
---|
| 87 | #define ioctl_lastarg __cmd |
---|
[3169] | 88 | #else |
---|
| 89 | #define IOCTL() int ioctl (int __fd, unsigned long int __request, ...) |
---|
[3171] | 90 | #define map_args void * argp |
---|
[3169] | 91 | #define va_argp |
---|
[3180] | 92 | #define ioctl_lastarg __request |
---|
[3169] | 93 | #endif |
---|
| 94 | |
---|
[3153] | 95 | #define OSS_VOLUME_SCALE 100 |
---|
| 96 | |
---|
[3138] | 97 | #define _MAX_POINTER 8 |
---|
| 98 | |
---|
[3140] | 99 | // handle type: |
---|
[3663] | 100 | #define HT_NONE 0 /* Unused object */ |
---|
| 101 | #define HT_STREAM 1 /* Stream with no specal handling needed */ |
---|
| 102 | #define HT_MIXER 2 /* Mixer device */ |
---|
| 103 | #define HT_WAVEFORM 3 /* Waveform device */ |
---|
| 104 | #define HT_MIDI 4 /* MIDI device */ |
---|
| 105 | #define HT_DMX 5 /* DMX512/DMX4Linux device */ |
---|
| 106 | #define HT_VIO 6 /* General VIO object */ |
---|
[3140] | 107 | |
---|
[3138] | 108 | struct session { |
---|
| 109 | int refc; |
---|
| 110 | struct roar_connection con; |
---|
| 111 | }; |
---|
| 112 | |
---|
| 113 | static struct session _session = {.refc = 0}; |
---|
| 114 | |
---|
| 115 | struct handle { |
---|
| 116 | int refc; // refrence counter |
---|
| 117 | struct session * session; |
---|
[3140] | 118 | int type; |
---|
| 119 | struct roar_stream stream; |
---|
| 120 | struct roar_vio_calls stream_vio; |
---|
[3144] | 121 | int stream_dir; |
---|
[3140] | 122 | int stream_opened; |
---|
[3178] | 123 | size_t stream_buffersize; |
---|
| 124 | size_t readc, writec; |
---|
[3246] | 125 | size_t pos; |
---|
[3138] | 126 | }; |
---|
| 127 | |
---|
| 128 | static struct { |
---|
| 129 | int (*open)(const char *pathname, int flags, mode_t mode); |
---|
| 130 | int (*close)(int fd); |
---|
| 131 | ssize_t (*write)(int fd, const void *buf, size_t count); |
---|
| 132 | ssize_t (*read)(int fd, void *buf, size_t count); |
---|
[3166] | 133 | #ifndef IOCTL_IS_ALIAS |
---|
[3146] | 134 | int (*ioctl)(int d, int request, ...); |
---|
[3166] | 135 | #endif |
---|
[3246] | 136 | off_t (*lseek)(int fildes, off_t offset, int whence); |
---|
[3264] | 137 | FILE *(*fopen)(const char *path, const char *mode); |
---|
[3657] | 138 | int (*dup)(int oldfd); |
---|
| 139 | int (*dup2)(int oldfd, int newfd); |
---|
[3138] | 140 | } _os; |
---|
| 141 | |
---|
[3150] | 142 | static struct { |
---|
| 143 | struct { |
---|
| 144 | int volume; |
---|
| 145 | int pcm; |
---|
| 146 | int line; |
---|
| 147 | int line1; |
---|
| 148 | int line2; |
---|
| 149 | int line3; |
---|
| 150 | int digital1; |
---|
| 151 | int digital2; |
---|
| 152 | int digital3; |
---|
| 153 | } sid; |
---|
| 154 | } _mix_settings = { |
---|
| 155 | .sid = { |
---|
| 156 | .volume = -1, |
---|
| 157 | .pcm = -1, |
---|
| 158 | .line = 0, |
---|
| 159 | .line1 = 1, |
---|
| 160 | .line2 = 2, |
---|
| 161 | .line3 = 3, |
---|
| 162 | .digital1 = 1, |
---|
| 163 | .digital2 = 2, |
---|
| 164 | .digital3 = 3 |
---|
| 165 | } |
---|
| 166 | }; |
---|
| 167 | |
---|
[3140] | 168 | static struct pointer { |
---|
[3138] | 169 | int fh; |
---|
| 170 | struct handle * handle; |
---|
| 171 | } _ptr[_MAX_POINTER]; |
---|
| 172 | |
---|
[3662] | 173 | |
---|
| 174 | static struct devices { |
---|
| 175 | char * prefix; |
---|
| 176 | int type; |
---|
| 177 | } _device_list[] = { |
---|
| 178 | {"/dev/dsp", HT_WAVEFORM}, |
---|
| 179 | {"/dev/audio", HT_WAVEFORM}, |
---|
| 180 | {"/dev/sound/dsp", HT_WAVEFORM}, |
---|
| 181 | {"/dev/sound/audio", HT_WAVEFORM}, |
---|
| 182 | {"/dev/mixer", HT_MIXER}, |
---|
| 183 | {"/dev/sound/mixer", HT_MIXER}, |
---|
| 184 | {"/dev/midi", HT_MIDI}, |
---|
| 185 | {"/dev/rmidi", HT_MIDI}, |
---|
| 186 | {"/dev/sound/midi", HT_MIDI}, |
---|
| 187 | {"/dev/sound/rmidi", HT_MIDI}, |
---|
| 188 | {"/dev/dmx", HT_DMX}, |
---|
| 189 | {"/dev/misc/dmx", HT_DMX}, |
---|
| 190 | {"/dev/dmxin", HT_DMX}, |
---|
| 191 | {"/dev/misc/dmxin", HT_DMX}, |
---|
| 192 | #ifdef ROAR_DEFAULT_OSS_DEV |
---|
| 193 | {ROAR_DEFAULT_OSS_DEV, HT_WAVEFORM}, |
---|
| 194 | #endif |
---|
| 195 | {NULL, HT_NONE}, |
---|
| 196 | }; |
---|
| 197 | |
---|
[3138] | 198 | static void _init_os (void) { |
---|
| 199 | memset(&_os, 0, sizeof(_os)); |
---|
[3139] | 200 | |
---|
| 201 | _os.open = dlsym(REAL_LIBC, "open"); |
---|
| 202 | _os.close = dlsym(REAL_LIBC, "close"); |
---|
| 203 | _os.write = dlsym(REAL_LIBC, "write"); |
---|
| 204 | _os.read = dlsym(REAL_LIBC, "read"); |
---|
[3166] | 205 | #ifndef IOCTL_IS_ALIAS |
---|
[3146] | 206 | _os.ioctl = dlsym(REAL_LIBC, "ioctl"); |
---|
[3166] | 207 | #endif |
---|
[3246] | 208 | _os.lseek = dlsym(REAL_LIBC, "lseek"); |
---|
[3264] | 209 | _os.fopen = dlsym(REAL_LIBC, "fopen"); |
---|
[3657] | 210 | _os.dup = dlsym(REAL_LIBC, "dup"); |
---|
| 211 | _os.dup2 = dlsym(REAL_LIBC, "dup2"); |
---|
[3138] | 212 | } |
---|
| 213 | |
---|
| 214 | static void _init_ptr (void) { |
---|
| 215 | int i; |
---|
| 216 | |
---|
| 217 | for (i = 0; i < _MAX_POINTER; i++) { |
---|
| 218 | _ptr[i].fh = -1; |
---|
| 219 | } |
---|
| 220 | } |
---|
| 221 | |
---|
| 222 | static void _init (void) { |
---|
| 223 | static int inited = 0; |
---|
| 224 | |
---|
| 225 | if ( !inited ) { |
---|
| 226 | _init_os(); |
---|
| 227 | _init_ptr(); |
---|
| 228 | inited++; |
---|
| 229 | } |
---|
| 230 | } |
---|
| 231 | |
---|
[3157] | 232 | static void _find_volume_sid (struct session * session) { |
---|
| 233 | int i; |
---|
| 234 | int num; |
---|
| 235 | int id[ROAR_STREAMS_MAX]; |
---|
| 236 | struct roar_stream s; |
---|
| 237 | char name[1024]; |
---|
| 238 | |
---|
| 239 | ROAR_DBG("_find_volume_sid(session=%p) = ?", session); |
---|
| 240 | |
---|
| 241 | if ( (num = roar_list_streams(&(session->con), id, ROAR_STREAMS_MAX)) == -1 ) { |
---|
| 242 | return; |
---|
| 243 | } |
---|
| 244 | |
---|
| 245 | for (i = 0; i < num; i++) { |
---|
| 246 | if ( roar_get_stream(&(session->con), &s, id[i]) == -1 ) |
---|
| 247 | continue; |
---|
| 248 | |
---|
| 249 | if ( s.dir != ROAR_DIR_MIXING ) |
---|
| 250 | continue; |
---|
| 251 | |
---|
| 252 | if ( roar_stream_get_name(&(session->con), &s, name, 1024) == -1 ) |
---|
| 253 | continue; |
---|
| 254 | |
---|
| 255 | if ( !strcasecmp(name, "Waveform Mixer") ) { |
---|
| 256 | _mix_settings.sid.volume = id[i]; |
---|
| 257 | ROAR_DBG("_find_volume_sid(session=%p): found waveform mixer at sid %i", session, id[i]); |
---|
| 258 | ROAR_DBG("_find_volume_sid(session=%p) = (void)", session); |
---|
| 259 | return; |
---|
| 260 | } |
---|
| 261 | } |
---|
| 262 | } |
---|
| 263 | |
---|
[3138] | 264 | static int _open_dummy (void) { |
---|
| 265 | int p[2]; |
---|
| 266 | |
---|
| 267 | if ( pipe(p) == -1 ) |
---|
| 268 | return -1; |
---|
| 269 | |
---|
| 270 | close(p[1]); |
---|
| 271 | |
---|
| 272 | return p[0]; |
---|
| 273 | } |
---|
| 274 | |
---|
| 275 | static struct session * _open_session (char * server, char * name) { |
---|
[3652] | 276 | struct session * ses = &_session; |
---|
| 277 | int new_session = getenv("ROAR_OSS_NEW_SESSION") == NULL ? 0 : 1; |
---|
| 278 | |
---|
[3183] | 279 | ROAR_DBG("_open_session(server='%s', name='%s') = ?", server, name); |
---|
| 280 | ROAR_DBG("_open_session(server='%s', name='%s'): _session.refc=%i", server, name, _session.refc); |
---|
| 281 | |
---|
[3652] | 282 | if ( new_session ) { |
---|
| 283 | ses = malloc(sizeof(struct session)); |
---|
| 284 | if ( ses == NULL ) |
---|
| 285 | return NULL; |
---|
| 286 | |
---|
| 287 | memset(ses, 0, sizeof(struct session)); |
---|
| 288 | } |
---|
| 289 | |
---|
| 290 | if ( ses->refc == 0 ) { |
---|
[3138] | 291 | |
---|
| 292 | if ( name == NULL ) |
---|
[3500] | 293 | name = getenv("ROAR_OSS_CLIENT_NAME"); |
---|
| 294 | |
---|
| 295 | if ( name == NULL ) |
---|
[3138] | 296 | name = "libroaross client"; |
---|
| 297 | |
---|
[3652] | 298 | if ( roar_simple_connect(&(ses->con), server, name) == -1 ) { |
---|
| 299 | if ( new_session ) |
---|
| 300 | free(ses); |
---|
| 301 | |
---|
[3138] | 302 | return NULL; |
---|
[3652] | 303 | } |
---|
[3157] | 304 | |
---|
[3652] | 305 | _find_volume_sid(ses); |
---|
[3184] | 306 | |
---|
[3652] | 307 | if ( !new_session ) { |
---|
| 308 | if ( getenv("ROAR_OSS_KEEP_SESSION") != NULL ) |
---|
| 309 | ses->refc++; |
---|
| 310 | } |
---|
[3143] | 311 | } |
---|
[3138] | 312 | |
---|
[3652] | 313 | ses->refc++; |
---|
[3183] | 314 | |
---|
[3652] | 315 | ROAR_DBG("_open_session(server='%s', name='%s') = %p", server, name, ses); |
---|
| 316 | return ses; |
---|
[3138] | 317 | } |
---|
| 318 | |
---|
| 319 | static void _close_session(struct session * session) { |
---|
| 320 | if ( session == NULL ) |
---|
| 321 | return; |
---|
| 322 | |
---|
| 323 | session->refc--; |
---|
| 324 | |
---|
[3144] | 325 | ROAR_DBG("_close_session(session=%p): session->refc=%i", session, session->refc); |
---|
| 326 | |
---|
[3138] | 327 | if ( session->refc == 0 ) { |
---|
| 328 | roar_disconnect(&(session->con)); |
---|
| 329 | } |
---|
[3652] | 330 | |
---|
| 331 | if ( session != &_session ) |
---|
| 332 | free(session); |
---|
[3138] | 333 | } |
---|
| 334 | |
---|
[3140] | 335 | static struct handle * _open_handle(struct session * session) { |
---|
| 336 | struct handle * handle; |
---|
| 337 | |
---|
[3183] | 338 | ROAR_DBG("_open_handle(session=%p) = ?", session); |
---|
| 339 | |
---|
[3140] | 340 | if ( (handle = roar_mm_malloc(sizeof(struct handle))) == NULL ) |
---|
| 341 | return NULL; |
---|
| 342 | |
---|
| 343 | memset(handle, 0, sizeof(struct handle)); |
---|
| 344 | |
---|
| 345 | handle->refc = 1; |
---|
| 346 | handle->session = session; |
---|
| 347 | session->refc++; // TODO: better warp this |
---|
| 348 | handle->type = HT_NONE; |
---|
[3144] | 349 | handle->stream_dir = ROAR_DIR_PLAY; |
---|
| 350 | roar_stream_new(&(handle->stream), ROAR_RATE_DEFAULT, ROAR_CHANNELS_DEFAULT, ROAR_BITS_DEFAULT, ROAR_CODEC_DEFAULT); |
---|
[3140] | 351 | |
---|
[3183] | 352 | ROAR_DBG("_open_handle(session=%p) = %p", session, handle); |
---|
[3140] | 353 | return handle; |
---|
| 354 | } |
---|
| 355 | |
---|
| 356 | static void _close_handle(struct handle * handle) { |
---|
| 357 | if (handle == NULL) |
---|
| 358 | return; |
---|
| 359 | |
---|
| 360 | handle->refc--; |
---|
| 361 | |
---|
[3144] | 362 | ROAR_DBG("_close_handle(handle=%p): handle->refc=%i", handle, handle->refc); |
---|
| 363 | |
---|
[3140] | 364 | if ( handle->refc == 0 ) { |
---|
| 365 | if ( handle->stream_opened ) |
---|
| 366 | roar_vio_close(&(handle->stream_vio)); |
---|
| 367 | |
---|
[3144] | 368 | handle->session->refc--; |
---|
| 369 | |
---|
| 370 | _close_session(handle->session); |
---|
| 371 | |
---|
[3140] | 372 | roar_mm_free(handle); |
---|
| 373 | } |
---|
| 374 | } |
---|
| 375 | |
---|
| 376 | static struct pointer * _get_pointer_by_fh (int fh) { |
---|
| 377 | int i; |
---|
| 378 | |
---|
| 379 | for (i = 0; i < _MAX_POINTER; i++) { |
---|
| 380 | if ( _ptr[i].fh == fh ) |
---|
| 381 | return &(_ptr[i]); |
---|
| 382 | } |
---|
| 383 | |
---|
| 384 | return NULL; |
---|
| 385 | } |
---|
| 386 | |
---|
| 387 | static struct pointer * _open_pointer(struct handle * handle) { |
---|
| 388 | struct pointer * ret = _get_pointer_by_fh(-1); |
---|
| 389 | |
---|
| 390 | if ( ret == NULL ) |
---|
| 391 | return NULL; |
---|
| 392 | |
---|
| 393 | if ( (ret->fh = _open_dummy()) == -1 ) |
---|
| 394 | return NULL; |
---|
| 395 | |
---|
| 396 | ret->handle = handle; |
---|
| 397 | |
---|
| 398 | return ret; |
---|
| 399 | } |
---|
| 400 | |
---|
[3657] | 401 | static struct pointer * _attach_pointer(struct handle * handle, int fh) { |
---|
| 402 | struct pointer * ret = _get_pointer_by_fh(-1); |
---|
| 403 | |
---|
| 404 | if ( ret == NULL ) |
---|
| 405 | return NULL; |
---|
| 406 | |
---|
| 407 | if ( (ret->fh = fh) == -1 ) |
---|
| 408 | return NULL; |
---|
| 409 | |
---|
| 410 | ret->handle = handle; |
---|
| 411 | |
---|
| 412 | handle->refc++; |
---|
| 413 | |
---|
| 414 | return ret; |
---|
| 415 | } |
---|
| 416 | |
---|
[3140] | 417 | static void _close_pointer(struct pointer * pointer) { |
---|
| 418 | if ( pointer == NULL ) |
---|
| 419 | return; |
---|
| 420 | |
---|
| 421 | _os.close(pointer->fh); |
---|
| 422 | |
---|
| 423 | pointer->fh = -1; |
---|
| 424 | |
---|
| 425 | _close_handle(pointer->handle); |
---|
| 426 | } |
---|
[3138] | 427 | |
---|
| 428 | // ------------------------------------- |
---|
[3142] | 429 | // central open function: |
---|
| 430 | // ------------------------------------- |
---|
| 431 | |
---|
| 432 | static int _open_file (const char *pathname, int flags) { |
---|
[3143] | 433 | struct session * session; |
---|
| 434 | struct handle * handle; |
---|
| 435 | struct pointer * pointer; |
---|
[3662] | 436 | struct devices * ptr = NULL; |
---|
[3143] | 437 | int i; |
---|
| 438 | |
---|
[3662] | 439 | for (i = 0; _device_list[i].prefix != NULL; i++) { |
---|
| 440 | if ( !strcmp(pathname, _device_list[i].prefix) ) { |
---|
| 441 | ptr = &(_device_list[i]); |
---|
[3143] | 442 | } |
---|
| 443 | } |
---|
| 444 | |
---|
| 445 | if ( ptr == NULL ) |
---|
| 446 | return -2; |
---|
| 447 | |
---|
| 448 | if ( (session = _open_session(NULL, NULL)) == NULL ) { |
---|
| 449 | return -1; |
---|
| 450 | } |
---|
| 451 | |
---|
| 452 | if ( (handle = _open_handle(session)) == NULL ) { |
---|
| 453 | _close_session(session); |
---|
| 454 | return -1; |
---|
| 455 | } |
---|
| 456 | |
---|
[3244] | 457 | handle->type = ptr->type; |
---|
| 458 | handle->stream_dir = -1; |
---|
[3143] | 459 | |
---|
[3145] | 460 | switch (flags & (O_RDONLY|O_WRONLY|O_RDWR)) { |
---|
| 461 | case O_RDONLY: |
---|
[3244] | 462 | switch (ptr->type) { |
---|
| 463 | case HT_WAVEFORM: |
---|
| 464 | handle->stream_dir = ROAR_DIR_MONITOR; |
---|
| 465 | break; |
---|
| 466 | case HT_MIDI: |
---|
| 467 | handle->stream_dir = ROAR_DIR_MIDI_OUT; |
---|
| 468 | break; |
---|
[3246] | 469 | case HT_DMX: |
---|
| 470 | handle->stream_dir = ROAR_DIR_LIGHT_OUT; |
---|
| 471 | break; |
---|
[3248] | 472 | default: |
---|
| 473 | return -1; |
---|
[3244] | 474 | } |
---|
[3145] | 475 | break; |
---|
| 476 | case O_WRONLY: |
---|
[3244] | 477 | switch (ptr->type) { |
---|
| 478 | case HT_WAVEFORM: |
---|
| 479 | handle->stream_dir = ROAR_DIR_PLAY; |
---|
| 480 | break; |
---|
| 481 | case HT_MIDI: |
---|
| 482 | handle->stream_dir = ROAR_DIR_MIDI_IN; |
---|
| 483 | break; |
---|
[3246] | 484 | case HT_DMX: |
---|
| 485 | handle->stream_dir = ROAR_DIR_LIGHT_IN; |
---|
| 486 | break; |
---|
[3248] | 487 | default: |
---|
| 488 | return -1; |
---|
[3244] | 489 | } |
---|
[3145] | 490 | break; |
---|
| 491 | case O_RDWR: |
---|
[3244] | 492 | switch (ptr->type) { |
---|
| 493 | case HT_WAVEFORM: |
---|
| 494 | handle->stream_dir = ROAR_DIR_BIDIR; |
---|
| 495 | break; |
---|
[3248] | 496 | default: |
---|
| 497 | return -1; |
---|
[3244] | 498 | } |
---|
| 499 | break; |
---|
| 500 | } |
---|
| 501 | |
---|
| 502 | switch (handle->type) { |
---|
| 503 | case HT_WAVEFORM: |
---|
| 504 | handle->type = HT_STREAM; |
---|
| 505 | break; |
---|
| 506 | case HT_MIDI: |
---|
| 507 | handle->type = HT_STREAM; |
---|
| 508 | handle->stream.info.rate = 0; |
---|
| 509 | handle->stream.info.bits = ROAR_MIDI_BITS; |
---|
| 510 | handle->stream.info.channels = ROAR_MIDI_CHANNELS_DEFAULT; |
---|
| 511 | handle->stream.info.codec = ROAR_CODEC_MIDI; |
---|
[3145] | 512 | break; |
---|
[3261] | 513 | case HT_DMX: |
---|
| 514 | handle->stream.info.rate = 0; |
---|
| 515 | handle->stream.info.bits = ROAR_LIGHT_BITS; |
---|
| 516 | handle->stream.info.channels = 512; |
---|
| 517 | handle->stream.info.codec = ROAR_CODEC_ROARDMX; |
---|
| 518 | break; |
---|
[3145] | 519 | } |
---|
| 520 | |
---|
[3143] | 521 | if ( (pointer = _open_pointer(handle)) == NULL ) { |
---|
| 522 | _close_handle(handle); |
---|
| 523 | return -1; |
---|
| 524 | } |
---|
| 525 | |
---|
| 526 | return pointer->fh; |
---|
[3142] | 527 | } |
---|
| 528 | |
---|
| 529 | // ------------------------------------- |
---|
[3144] | 530 | // open function for streams: |
---|
| 531 | // ------------------------------------- |
---|
| 532 | |
---|
| 533 | static int _open_stream (struct handle * handle) { |
---|
| 534 | // FIXME: this should be re-written much more cleanly: |
---|
| 535 | |
---|
| 536 | if ( handle == NULL ) |
---|
| 537 | return -1; |
---|
| 538 | |
---|
| 539 | if ( roar_vio_simple_new_stream_obj(&(handle->stream_vio), |
---|
| 540 | &(handle->session->con), &(handle->stream), |
---|
| 541 | handle->stream.info.rate, |
---|
| 542 | handle->stream.info.channels, |
---|
| 543 | handle->stream.info.bits, |
---|
| 544 | handle->stream.info.codec, |
---|
| 545 | handle->stream_dir |
---|
| 546 | ) == -1 ) |
---|
| 547 | return -1; |
---|
| 548 | |
---|
| 549 | handle->stream_opened++; |
---|
| 550 | |
---|
[3150] | 551 | _mix_settings.sid.pcm = roar_stream_get_id(&(handle->stream)); |
---|
| 552 | |
---|
[3144] | 553 | return 0; |
---|
| 554 | } |
---|
| 555 | |
---|
| 556 | // ------------------------------------- |
---|
[3147] | 557 | // function to parse format: |
---|
| 558 | // ------------------------------------- |
---|
| 559 | |
---|
| 560 | static int _ioctl_stream_format (struct handle * handle, int format) { |
---|
| 561 | struct roar_audio_info * info = &(handle->stream.info); |
---|
| 562 | |
---|
| 563 | switch (format) { |
---|
| 564 | case AFMT_S8: |
---|
| 565 | info->bits = 8; |
---|
| 566 | info->codec = ROAR_CODEC_PCM_S_LE; |
---|
| 567 | break; |
---|
| 568 | case AFMT_U8: |
---|
| 569 | info->bits = 8; |
---|
| 570 | info->codec = ROAR_CODEC_PCM_U_LE; |
---|
| 571 | break; |
---|
| 572 | case AFMT_S16_BE: |
---|
| 573 | info->bits = 16; |
---|
| 574 | info->codec = ROAR_CODEC_PCM_S_BE; |
---|
| 575 | break; |
---|
| 576 | case AFMT_S16_LE: |
---|
| 577 | info->bits = 16; |
---|
| 578 | info->codec = ROAR_CODEC_PCM_S_LE; |
---|
| 579 | break; |
---|
| 580 | case AFMT_U16_BE: |
---|
| 581 | info->bits = 16; |
---|
| 582 | info->codec = ROAR_CODEC_PCM_U_BE; |
---|
| 583 | break; |
---|
| 584 | case AFMT_U16_LE: |
---|
| 585 | info->bits = 16; |
---|
| 586 | info->codec = ROAR_CODEC_PCM_U_LE; |
---|
| 587 | break; |
---|
| 588 | #ifdef AFMT_S32_BE |
---|
| 589 | case AFMT_S32_BE: |
---|
| 590 | info->bits = 32; |
---|
| 591 | info->codec = ROAR_CODEC_PCM_S_BE; |
---|
| 592 | break; |
---|
| 593 | #endif |
---|
| 594 | #ifdef AFMT_S32_LE |
---|
| 595 | case AFMT_S32_LE: |
---|
| 596 | info->bits = 32; |
---|
| 597 | info->codec = ROAR_CODEC_PCM_S_LE; |
---|
| 598 | break; |
---|
| 599 | #endif |
---|
| 600 | case AFMT_A_LAW: |
---|
| 601 | info->bits = 8; |
---|
| 602 | info->codec = ROAR_CODEC_ALAW; |
---|
| 603 | break; |
---|
| 604 | case AFMT_MU_LAW: |
---|
| 605 | info->bits = 8; |
---|
| 606 | info->codec = ROAR_CODEC_MULAW; |
---|
| 607 | break; |
---|
| 608 | #ifdef AFMT_VORBIS |
---|
| 609 | case AFMT_VORBIS: |
---|
| 610 | info->codec = ROAR_CODEC_OGG_VORBIS; |
---|
| 611 | break; |
---|
| 612 | #endif |
---|
[3148] | 613 | default: |
---|
[3229] | 614 | ROAR_DBG("_ioctl_stream_format(*): unsupported format"); |
---|
[3148] | 615 | errno = ENOSYS; |
---|
| 616 | return -1; |
---|
| 617 | break; |
---|
[3147] | 618 | } |
---|
| 619 | |
---|
[3148] | 620 | return 0; |
---|
[3147] | 621 | } |
---|
| 622 | |
---|
[3149] | 623 | static inline int _ioctl_stream_format_list (void) { |
---|
| 624 | int format = 0; |
---|
| 625 | |
---|
| 626 | format |= AFMT_S8; |
---|
| 627 | format |= AFMT_U8; |
---|
| 628 | |
---|
| 629 | format |= AFMT_S16_BE; |
---|
| 630 | format |= AFMT_S16_LE; |
---|
| 631 | |
---|
| 632 | format |= AFMT_U16_BE; |
---|
| 633 | format |= AFMT_U16_LE; |
---|
| 634 | |
---|
| 635 | #ifdef AFMT_S32_BE |
---|
| 636 | format |= AFMT_S32_BE; |
---|
| 637 | #endif |
---|
| 638 | #ifdef AFMT_S32_LE |
---|
| 639 | format |= AFMT_S32_LE; |
---|
| 640 | #endif |
---|
| 641 | |
---|
| 642 | format |= AFMT_A_LAW; |
---|
| 643 | format |= AFMT_MU_LAW; |
---|
| 644 | |
---|
| 645 | #ifdef AFMT_VORBIS |
---|
| 646 | format |= AFMT_VORBIS; |
---|
| 647 | #endif |
---|
| 648 | |
---|
| 649 | return format; |
---|
| 650 | } |
---|
| 651 | |
---|
[3147] | 652 | // ------------------------------------- |
---|
[3150] | 653 | // mixer ioctls: |
---|
| 654 | // ------------------------------------- |
---|
| 655 | |
---|
[3158] | 656 | static int _ioctl_mixer (struct handle * handle, long unsigned int req, void * vp) { |
---|
[3159] | 657 | mixer_info * info; |
---|
[3150] | 658 | int channels; |
---|
| 659 | struct roar_mixer_settings mixer; |
---|
[3155] | 660 | int o_w = 0; |
---|
[3150] | 661 | int o_sid = -1; |
---|
[3158] | 662 | int * ip = vp; |
---|
[3165] | 663 | #if defined(DEBUG) && defined(DEBUG_IOCTL_NAMES) |
---|
| 664 | char * name = NULL; |
---|
| 665 | #endif |
---|
[3150] | 666 | |
---|
[3165] | 667 | #if defined(DEBUG) && defined(DEBUG_IOCTL_NAMES) |
---|
[3150] | 668 | switch (req) { |
---|
| 669 | #if 0 |
---|
| 670 | case SNDCTL_MIX_DESCRIPTION: name = "SNDCTL_MIX_DESCRIPTION"; break; |
---|
| 671 | case SNDCTL_MIX_ENUMINFO: name = "SNDCTL_MIX_ENUMINFO"; break; |
---|
| 672 | case SNDCTL_MIX_EXTINFO: name = "SNDCTL_MIX_EXTINFO"; break; |
---|
| 673 | case SNDCTL_MIX_NREXT: name = "SNDCTL_MIX_NREXT"; break; |
---|
| 674 | case SNDCTL_MIX_NRMIX: name = "SNDCTL_MIX_NRMIX"; break; |
---|
| 675 | case SNDCTL_MIX_READ: name = "SNDCTL_MIX_READ"; break; |
---|
| 676 | case SNDCTL_MIX_WRITE: name = "SNDCTL_MIX_WRITE"; break; |
---|
| 677 | #endif |
---|
[3159] | 678 | // case SOUND_MIXER_INFO: name = "SOUND_MIXER_INFO"; break; |
---|
[3152] | 679 | case SOUND_OLD_MIXER_INFO: name = "SOUND_OLD_MIXER_INFO"; break; |
---|
| 680 | case SOUND_MIXER_ACCESS: name = "SOUND_MIXER_ACCESS"; break; |
---|
| 681 | case SOUND_MIXER_AGC: name = "SOUND_MIXER_AGC"; break; |
---|
| 682 | case SOUND_MIXER_3DSE: name = "SOUND_MIXER_3DSE"; break; |
---|
[3156] | 683 | case SOUND_MIXER_GETLEVELS: name = "SOUND_MIXER_GETLEVELS"; break; |
---|
| 684 | case SOUND_MIXER_SETLEVELS: name = "SOUND_MIXER_SETLEVELS"; break; |
---|
[3152] | 685 | case SOUND_MIXER_PRIVATE1: name = "SOUND_MIXER_PRIVATE1"; break; |
---|
| 686 | case SOUND_MIXER_PRIVATE2: name = "SOUND_MIXER_PRIVATE2"; break; |
---|
| 687 | case SOUND_MIXER_PRIVATE3: name = "SOUND_MIXER_PRIVATE3"; break; |
---|
| 688 | case SOUND_MIXER_PRIVATE4: name = "SOUND_MIXER_PRIVATE4"; break; |
---|
| 689 | case SOUND_MIXER_PRIVATE5: name = "SOUND_MIXER_PRIVATE5"; break; |
---|
| 690 | case OSS_GETVERSION: name = "OSS_GETVERSION"; break; |
---|
[3156] | 691 | // case SOUND_MIXER_READ_CAPS: name = "SOUND_MIXER_READ_CAPS"; break; |
---|
| 692 | case SOUND_MIXER_READ_MUTE: name = "SOUND_MIXER_READ_MUTE"; break; |
---|
[3152] | 693 | /* |
---|
| 694 | case : name = ""; break; |
---|
[3156] | 695 | case : name = ""; break; |
---|
[3152] | 696 | */ |
---|
[3150] | 697 | } |
---|
| 698 | if ( name != NULL ) { |
---|
[3656] | 699 | ROAR_DBG("_ioctl_mixer(handle=%p, req=0x%lX, ip=%p): unspported mixer command %s", handle, req, ip, name); |
---|
| 700 | ROAR_DBG("_ioctl_mixer(handle=%p, req=0x%lX, ip=%p) = -1 // errno = ENOSYS", handle, req, ip); |
---|
[3150] | 701 | errno = ENOSYS; |
---|
| 702 | return -1; |
---|
| 703 | } |
---|
[3165] | 704 | #endif |
---|
[3150] | 705 | |
---|
| 706 | switch (req) { |
---|
| 707 | case SOUND_MIXER_READ_VOLUME: o_w = 0; o_sid = _mix_settings.sid.volume; break; |
---|
| 708 | case SOUND_MIXER_READ_LINE: o_w = 0; o_sid = _mix_settings.sid.line; break; |
---|
| 709 | case SOUND_MIXER_READ_LINE1: o_w = 0; o_sid = _mix_settings.sid.line1; break; |
---|
| 710 | case SOUND_MIXER_READ_LINE2: o_w = 0; o_sid = _mix_settings.sid.line2; break; |
---|
| 711 | case SOUND_MIXER_READ_LINE3: o_w = 0; o_sid = _mix_settings.sid.line3; break; |
---|
| 712 | #if 0 |
---|
| 713 | case SOUND_MIXER_READ_DIGITAL1: o_w = 0; o_sid = _mix_settings.sid.digital1; break; |
---|
| 714 | case SOUND_MIXER_READ_DIGITAL2: o_w = 0; o_sid = _mix_settings.sid.digital2; break; |
---|
| 715 | case SOUND_MIXER_READ_DIGITAL3: o_w = 0; o_sid = _mix_settings.sid.digital3; break; |
---|
| 716 | #endif |
---|
| 717 | case SOUND_MIXER_WRITE_VOLUME: o_w = 1; o_sid = _mix_settings.sid.volume; break; |
---|
| 718 | case SOUND_MIXER_WRITE_LINE: o_w = 1; o_sid = _mix_settings.sid.line; break; |
---|
| 719 | case SOUND_MIXER_WRITE_LINE1: o_w = 1; o_sid = _mix_settings.sid.line1; break; |
---|
| 720 | case SOUND_MIXER_WRITE_LINE2: o_w = 1; o_sid = _mix_settings.sid.line2; break; |
---|
| 721 | case SOUND_MIXER_WRITE_LINE3: o_w = 1; o_sid = _mix_settings.sid.line3; break; |
---|
| 722 | #if 0 |
---|
| 723 | case SOUND_MIXER_WRITE_DIGITAL1: o_w = 1; o_sid = _mix_settings.sid.digital1; break; |
---|
| 724 | case SOUND_MIXER_WRITE_DIGITAL2: o_w = 1; o_sid = _mix_settings.sid.digital2; break; |
---|
| 725 | case SOUND_MIXER_WRITE_DIGITAL3: o_w = 1; o_sid = _mix_settings.sid.digital3; break; |
---|
| 726 | #endif |
---|
[3177] | 727 | // we handle PCM seperatly as we want to be abled to abled to handle it on a stream (not mixer), too: |
---|
| 728 | case SOUND_MIXER_READ_PCM: |
---|
| 729 | o_w = 0; |
---|
| 730 | if ( handle->type == HT_STREAM ) { |
---|
| 731 | o_sid = roar_stream_get_id(&(handle->stream)); |
---|
| 732 | } else { |
---|
| 733 | o_sid = _mix_settings.sid.pcm; |
---|
| 734 | } |
---|
| 735 | break; |
---|
| 736 | case SOUND_MIXER_WRITE_PCM: |
---|
| 737 | o_w = 1; |
---|
| 738 | if ( handle->type == HT_STREAM ) { |
---|
| 739 | o_sid = roar_stream_get_id(&(handle->stream)); |
---|
| 740 | } else { |
---|
| 741 | o_sid = _mix_settings.sid.pcm; |
---|
| 742 | } |
---|
| 743 | break; |
---|
[3150] | 744 | } |
---|
| 745 | if ( o_sid != -1 ) { |
---|
| 746 | // set/get volume |
---|
| 747 | if ( o_w ) { |
---|
[3536] | 748 | mixer.scale = OSS_VOLUME_SCALE; |
---|
| 749 | mixer.mixer[0] = ( *ip & 0xFF); |
---|
| 750 | mixer.mixer[1] = ((*ip >> 8) & 0xFF); |
---|
[3150] | 751 | if ( roar_set_vol(&(handle->session->con), o_sid, &mixer, 2) == -1 ) { |
---|
[3156] | 752 | errno = EIO; |
---|
[3150] | 753 | return -1; |
---|
| 754 | } |
---|
| 755 | return 0; |
---|
| 756 | } else { |
---|
| 757 | if ( roar_get_vol(&(handle->session->con), o_sid, &mixer, &channels) == -1 ) { |
---|
[3156] | 758 | errno = EIO; |
---|
[3150] | 759 | return -1; |
---|
| 760 | } |
---|
[3153] | 761 | *ip = ((OSS_VOLUME_SCALE*mixer.mixer[0])/mixer.scale) | (((OSS_VOLUME_SCALE*mixer.mixer[0])/mixer.scale)<<8); |
---|
[3150] | 762 | return 0; |
---|
| 763 | } |
---|
| 764 | } |
---|
| 765 | |
---|
| 766 | switch (req) { |
---|
[3155] | 767 | case SOUND_MIXER_READ_STEREODEVS: /* FIXME: check the streams for channel config */ |
---|
[3150] | 768 | case SOUND_MIXER_READ_DEVMASK: |
---|
| 769 | *ip = 0; |
---|
| 770 | |
---|
| 771 | if ( _mix_settings.sid.volume != -1 ) |
---|
| 772 | *ip |= SOUND_MASK_VOLUME; |
---|
| 773 | if ( _mix_settings.sid.pcm != -1 ) |
---|
| 774 | *ip |= SOUND_MASK_PCM; |
---|
| 775 | if ( _mix_settings.sid.line != -1 ) |
---|
| 776 | *ip |= SOUND_MASK_LINE; |
---|
| 777 | if ( _mix_settings.sid.line1 != -1 ) |
---|
| 778 | *ip |= SOUND_MASK_LINE1; |
---|
| 779 | if ( _mix_settings.sid.line2 != -1 ) |
---|
| 780 | *ip |= SOUND_MASK_LINE2; |
---|
| 781 | if ( _mix_settings.sid.line3 != -1 ) |
---|
| 782 | *ip |= SOUND_MASK_LINE3; |
---|
| 783 | if ( _mix_settings.sid.digital1 != -1 ) |
---|
[3156] | 784 | #if 0 |
---|
[3150] | 785 | *ip |= SOUND_MASK_DIGITAL1; |
---|
| 786 | if ( _mix_settings.sid.digital2 != -1 ) |
---|
| 787 | *ip |= SOUND_MASK_DIGITAL2; |
---|
| 788 | if ( _mix_settings.sid.digital3 != -1 ) |
---|
| 789 | *ip |= SOUND_MASK_DIGITAL3; |
---|
[3156] | 790 | #endif |
---|
[3150] | 791 | |
---|
| 792 | return 0; |
---|
| 793 | break; |
---|
[3153] | 794 | case SOUND_MIXER_READ_RECMASK: |
---|
[3154] | 795 | case SOUND_MIXER_READ_RECSRC: |
---|
[3153] | 796 | *ip = SOUND_MASK_VOLUME; // we can currently only read from mixer |
---|
| 797 | return 0; |
---|
| 798 | break; |
---|
[3154] | 799 | case SOUND_MIXER_WRITE_RECSRC: |
---|
| 800 | if ( *ip == SOUND_MASK_VOLUME ) { |
---|
| 801 | return 0; |
---|
| 802 | } else { |
---|
| 803 | errno = ENOTSUP; |
---|
| 804 | return -1; |
---|
| 805 | } |
---|
| 806 | break; |
---|
[3156] | 807 | case SOUND_MIXER_READ_CAPS: |
---|
| 808 | *ip = 0; |
---|
| 809 | return 0; |
---|
| 810 | break; |
---|
[3159] | 811 | case SOUND_MIXER_INFO: |
---|
| 812 | info = vp; |
---|
| 813 | memset(info, 0, sizeof(*info)); |
---|
| 814 | strcpy(info->id, "RoarAudio"); |
---|
| 815 | strcpy(info->name, "RoarAudio"); |
---|
| 816 | return 0; |
---|
| 817 | break; |
---|
[3150] | 818 | } |
---|
| 819 | |
---|
[3656] | 820 | ROAR_DBG("_ioctl_mixer(handle=%p, req=0x%lX, ip=%p): unknown mixer CTL", handle, req, ip); |
---|
[3156] | 821 | // _os.ioctl(-1, req, ip); |
---|
[3656] | 822 | ROAR_DBG("_ioctl_mixer(handle=%p, req=0x%lX, ip=%p) = -1 // errno = ENOSYS", handle, req, ip); |
---|
[3150] | 823 | errno = ENOSYS; |
---|
| 824 | return -1; |
---|
| 825 | } |
---|
| 826 | |
---|
| 827 | // ------------------------------------- |
---|
[3178] | 828 | // buffer size calculation: |
---|
| 829 | // ------------------------------------- |
---|
| 830 | |
---|
| 831 | static size_t _get_stream_buffersize (struct handle * handle) { |
---|
| 832 | if ( handle->stream_buffersize ) |
---|
| 833 | return handle->stream_buffersize; |
---|
| 834 | |
---|
| 835 | return handle->stream_buffersize = handle->stream.info.rate * |
---|
| 836 | handle->stream.info.channels * |
---|
| 837 | handle->stream.info.bits / 800; |
---|
| 838 | } |
---|
| 839 | |
---|
| 840 | // ------------------------------------- |
---|
[3138] | 841 | // emulated functions follow: |
---|
| 842 | // ------------------------------------- |
---|
| 843 | |
---|
| 844 | int open(const char *pathname, int flags, ...) { |
---|
[3142] | 845 | int ret; |
---|
| 846 | mode_t mode = 0; |
---|
[3138] | 847 | va_list args; |
---|
| 848 | |
---|
| 849 | _init(); |
---|
| 850 | |
---|
[3261] | 851 | if ( pathname == NULL ) { |
---|
| 852 | errno = EFAULT; |
---|
| 853 | return -1; |
---|
| 854 | } |
---|
| 855 | |
---|
| 856 | ROAR_DBG("open(pathname='%s', flags=%x, ...) = ?\n", pathname, flags); |
---|
[3142] | 857 | ret = _open_file(pathname, flags); |
---|
| 858 | |
---|
| 859 | switch (ret) { |
---|
| 860 | case -2: // continue as normal, use _op.open() |
---|
| 861 | break; |
---|
| 862 | case -1: // pass error to caller |
---|
| 863 | return -1; |
---|
| 864 | break; |
---|
| 865 | default: // return successfully opened pointer to caller |
---|
| 866 | return ret; |
---|
| 867 | break; |
---|
| 868 | } |
---|
| 869 | |
---|
[3138] | 870 | if (flags & O_CREAT) { |
---|
| 871 | va_start(args, flags); |
---|
| 872 | mode = va_arg(args, mode_t); |
---|
| 873 | va_end(args); |
---|
| 874 | } |
---|
| 875 | |
---|
| 876 | return _os.open(pathname, flags, mode); |
---|
| 877 | } |
---|
| 878 | |
---|
| 879 | int close(int fd) { |
---|
[3140] | 880 | struct pointer * pointer; |
---|
[3138] | 881 | _init(); |
---|
| 882 | |
---|
[3140] | 883 | if ( (pointer = _get_pointer_by_fh(fd)) != NULL ) { |
---|
| 884 | _close_pointer(pointer); |
---|
| 885 | return 0; |
---|
| 886 | } |
---|
| 887 | |
---|
[3138] | 888 | return _os.close(fd); |
---|
| 889 | } |
---|
| 890 | |
---|
| 891 | ssize_t write(int fd, const void *buf, size_t count) { |
---|
[3261] | 892 | struct roar_roardmx_message roardmxmsg; |
---|
[3140] | 893 | struct pointer * pointer; |
---|
[3178] | 894 | ssize_t ret; |
---|
[3639] | 895 | size_t i; |
---|
[3140] | 896 | |
---|
[3138] | 897 | _init(); |
---|
| 898 | |
---|
[3140] | 899 | if ( (pointer = _get_pointer_by_fh(fd)) != NULL ) { |
---|
[3655] | 900 | ROAR_DBG("write(fd=%i, buf=%p, count=%lu) = ? // pointer write", fd, buf, (long unsigned int) count); |
---|
[3261] | 901 | switch (pointer->handle->type) { |
---|
| 902 | case HT_STREAM: |
---|
| 903 | if ( pointer->handle->stream_opened == 0 ) { |
---|
| 904 | if ( _open_stream(pointer->handle) == -1 ) { |
---|
| 905 | errno = EIO; |
---|
| 906 | return -1; |
---|
| 907 | } |
---|
| 908 | } |
---|
| 909 | ret = roar_vio_write(&(pointer->handle->stream_vio), (char*)buf, count); |
---|
| 910 | if ( ret > 0 ) |
---|
| 911 | pointer->handle->writec += ret; |
---|
| 912 | return ret; |
---|
| 913 | break; |
---|
| 914 | case HT_DMX: |
---|
| 915 | if ( pointer->handle->stream_opened == 0 ) { |
---|
| 916 | if ( _open_stream(pointer->handle) == -1 ) { |
---|
| 917 | errno = EIO; |
---|
| 918 | return -1; |
---|
| 919 | } |
---|
| 920 | } |
---|
| 921 | if ( count > 0 ) { |
---|
| 922 | if ( roar_roardmx_message_new_sset(&roardmxmsg) == -1 ) { |
---|
| 923 | errno = EIO; |
---|
| 924 | return -1; |
---|
| 925 | } |
---|
| 926 | for (i = 0; i < count; i++) { |
---|
| 927 | if ( roar_roardmx_message_add_chanval(&roardmxmsg, pointer->handle->pos + i, ((unsigned char*)buf)[i]) == -1 ) { |
---|
| 928 | #ifdef EMSGSIZE |
---|
| 929 | errno = EMSGSIZE; |
---|
| 930 | #else |
---|
| 931 | errno = EIO; |
---|
| 932 | #endif |
---|
| 933 | return -1; |
---|
| 934 | } |
---|
| 935 | } |
---|
| 936 | if ( roar_roardmx_message_send(&roardmxmsg, &(pointer->handle->stream_vio)) == -1 ) { |
---|
| 937 | errno = EIO; |
---|
| 938 | return -1; |
---|
| 939 | } |
---|
| 940 | } |
---|
| 941 | pointer->handle->pos += count; |
---|
| 942 | return count; |
---|
| 943 | break; |
---|
| 944 | default: |
---|
| 945 | errno = EINVAL; |
---|
[3140] | 946 | return -1; |
---|
[3261] | 947 | break; |
---|
[3140] | 948 | } |
---|
| 949 | } |
---|
| 950 | |
---|
[3138] | 951 | return _os.write(fd, buf, count); |
---|
| 952 | } |
---|
| 953 | |
---|
| 954 | ssize_t read(int fd, void *buf, size_t count) { |
---|
[3140] | 955 | struct pointer * pointer; |
---|
[3178] | 956 | ssize_t ret; |
---|
[3140] | 957 | |
---|
[3138] | 958 | _init(); |
---|
| 959 | |
---|
[3140] | 960 | if ( (pointer = _get_pointer_by_fh(fd)) != NULL ) { |
---|
| 961 | if ( pointer->handle->type == HT_STREAM ) { |
---|
| 962 | if ( pointer->handle->stream_opened == 0 ) { |
---|
| 963 | if ( _open_stream(pointer->handle) == -1 ) { |
---|
| 964 | errno = EIO; |
---|
| 965 | return -1; |
---|
| 966 | } |
---|
| 967 | } |
---|
[3178] | 968 | ret = roar_vio_read(&(pointer->handle->stream_vio), buf, count); |
---|
| 969 | if ( ret > 0 ) |
---|
[3243] | 970 | pointer->handle->readc += ret; |
---|
[3178] | 971 | return ret; |
---|
[3140] | 972 | } else { |
---|
| 973 | errno = EINVAL; |
---|
| 974 | return -1; |
---|
| 975 | } |
---|
| 976 | } |
---|
| 977 | |
---|
[3138] | 978 | return _os.read(fd, buf, count); |
---|
| 979 | } |
---|
| 980 | |
---|
[3246] | 981 | off_t lseek(int fildes, off_t offset, int whence) { |
---|
| 982 | struct pointer * pointer; |
---|
| 983 | |
---|
| 984 | _init(); |
---|
| 985 | |
---|
| 986 | if ( (pointer = _get_pointer_by_fh(fildes)) != NULL ) { |
---|
| 987 | if ( pointer->handle->type == HT_DMX ) { |
---|
| 988 | switch (whence) { |
---|
| 989 | case SEEK_SET: |
---|
| 990 | pointer->handle->pos = offset; |
---|
| 991 | break; |
---|
| 992 | case SEEK_CUR: |
---|
| 993 | pointer->handle->pos += offset; |
---|
| 994 | break; |
---|
| 995 | case SEEK_END: |
---|
| 996 | default: |
---|
| 997 | errno = EINVAL; |
---|
| 998 | return -1; |
---|
| 999 | break; |
---|
| 1000 | } |
---|
| 1001 | return pointer->handle->pos; |
---|
| 1002 | } else { |
---|
| 1003 | errno = EINVAL; |
---|
| 1004 | return -1; |
---|
| 1005 | } |
---|
| 1006 | } |
---|
| 1007 | |
---|
| 1008 | return _os.lseek(fildes, offset, whence); |
---|
| 1009 | } |
---|
| 1010 | |
---|
[3169] | 1011 | IOCTL() { |
---|
| 1012 | map_args; |
---|
[3147] | 1013 | struct pointer * pointer; |
---|
| 1014 | struct handle * handle; |
---|
[3169] | 1015 | int * ip = NULL; |
---|
[3655] | 1016 | size_t tmp; |
---|
[3176] | 1017 | audio_buf_info * bi; |
---|
[3178] | 1018 | count_info * ci; |
---|
[3229] | 1019 | #ifdef __FIXME__ |
---|
| 1020 | char * nosys_reqname = NULL; |
---|
| 1021 | #endif |
---|
[3169] | 1022 | #ifdef va_argp |
---|
[3146] | 1023 | va_list args; |
---|
[3169] | 1024 | #endif |
---|
[3146] | 1025 | |
---|
| 1026 | _init(); |
---|
| 1027 | |
---|
[3656] | 1028 | // ROAR_DBG("ioctl(__fd=%i, __request=0x%lX) = ?", __fd, (long unsigned int) __request); |
---|
[3148] | 1029 | |
---|
[3169] | 1030 | #ifdef va_argp |
---|
[3180] | 1031 | va_start (args, ioctl_lastarg); |
---|
[3146] | 1032 | argp = va_arg (args, void *); |
---|
| 1033 | va_end (args); |
---|
[3169] | 1034 | #endif |
---|
[3146] | 1035 | |
---|
[3656] | 1036 | // ROAR_DBG("ioctl(__fd=%i, __request=0x%lX): argp=%p", __fd, (long unsigned int) __request, argp); |
---|
[3148] | 1037 | |
---|
[3147] | 1038 | if ( (pointer = _get_pointer_by_fh(__fd)) != NULL ) { |
---|
[3148] | 1039 | ip = argp; |
---|
[3656] | 1040 | // ROAR_DBG("ioctl(__fd=%i, __request=0x%lx): ip=%p", __fd, (long unsigned int) __request, ip); |
---|
[3229] | 1041 | #ifdef __FIXME__ |
---|
| 1042 | switch ((handle = pointer->handle)->type) { |
---|
| 1043 | case SOUND_PCM_READ_RATE: nosys_reqname = "SOUND_PCM_READ_RATE"; break; |
---|
| 1044 | case SOUND_PCM_READ_CHANNELS: nosys_reqname = "SOUND_PCM_READ_CHANNELS"; break; |
---|
| 1045 | case SOUND_PCM_READ_BITS: nosys_reqname = "SOUND_PCM_READ_BITS"; break; |
---|
| 1046 | case SOUND_PCM_READ_FILTER: nosys_reqname = "SOUND_PCM_READ_FILTER"; break; |
---|
| 1047 | case SNDCTL_COPR_RESET: nosys_reqname = "SNDCTL_COPR_RESET"; break; |
---|
| 1048 | case SNDCTL_COPR_LOAD: nosys_reqname = "SNDCTL_COPR_LOAD"; break; |
---|
| 1049 | case SNDCTL_COPR_HALT: nosys_reqname = "SNDCTL_COPR_HALT"; break; |
---|
| 1050 | case SNDCTL_COPR_RDATA: nosys_reqname = "SNDCTL_COPR_RDATA"; break; |
---|
| 1051 | case SNDCTL_COPR_RCODE: nosys_reqname = "SNDCTL_COPR_RCODE"; break; |
---|
| 1052 | case SNDCTL_COPR_WDATA: nosys_reqname = "SNDCTL_COPR_WDATA"; break; |
---|
| 1053 | case SNDCTL_COPR_WCODE: nosys_reqname = "SNDCTL_COPR_WCODE"; break; |
---|
| 1054 | case SNDCTL_COPR_RUN: nosys_reqname = "SNDCTL_COPR_RUN"; break; |
---|
| 1055 | case SNDCTL_COPR_SENDMSG: nosys_reqname = "SNDCTL_COPR_SENDMSG"; break; |
---|
| 1056 | case SNDCTL_COPR_RCVMSG: nosys_reqname = "SNDCTL_COPR_RCVMSG"; break; |
---|
[3654] | 1057 | case SNDCTL_DSP_GETCAPS: nosys_reqname = "SNDCTL_DSP_GETCAPS"; break; |
---|
| 1058 | default: nosys_reqname = "<<<UNKNOWN>>>"; break; |
---|
[3229] | 1059 | /* |
---|
| 1060 | case : nosys_reqname = ""; break; |
---|
| 1061 | case : nosys_reqname = ""; break; |
---|
| 1062 | case : nosys_reqname = ""; break; |
---|
| 1063 | */ |
---|
| 1064 | } |
---|
| 1065 | #endif |
---|
[3147] | 1066 | switch ((handle = pointer->handle)->type) { |
---|
| 1067 | case HT_STREAM: |
---|
| 1068 | switch (__request) { |
---|
| 1069 | case SNDCTL_DSP_RESET: |
---|
| 1070 | case SNDCTL_DSP_POST: |
---|
[3654] | 1071 | case SNDCTL_DSP_SYNC: // ignore for the moment. |
---|
[3162] | 1072 | case SNDCTL_DSP_SETFRAGMENT: // any fragments should be ok for us... |
---|
[3654] | 1073 | case SNDCTL_DSP_SETTRIGGER: // we should implement this using PAUSE flag. |
---|
[3175] | 1074 | return 0; |
---|
[3147] | 1075 | break; |
---|
| 1076 | case SNDCTL_DSP_SPEED: |
---|
| 1077 | handle->stream.info.rate = *ip; |
---|
[3656] | 1078 | ROAR_DBG("ioctl(__fd=%i, __request=0x%lX): rate=%i", __fd, (long unsigned int) __request, *ip); |
---|
[3147] | 1079 | return 0; |
---|
| 1080 | break; |
---|
| 1081 | case SNDCTL_DSP_CHANNELS: |
---|
| 1082 | handle->stream.info.channels = *ip; |
---|
[3656] | 1083 | ROAR_DBG("ioctl(__fd=%i, __request=0x%lX): channels=%i", __fd, (long unsigned int) __request, *ip); |
---|
[3147] | 1084 | return 0; |
---|
| 1085 | break; |
---|
[3160] | 1086 | case SNDCTL_DSP_STEREO: |
---|
| 1087 | handle->stream.info.channels = *ip ? 2 : 1; |
---|
| 1088 | return 0; |
---|
| 1089 | break; |
---|
[3161] | 1090 | case SNDCTL_DSP_GETBLKSIZE: |
---|
[3178] | 1091 | *ip = _get_stream_buffersize(handle); |
---|
[3161] | 1092 | return 0; |
---|
| 1093 | break; |
---|
[3147] | 1094 | case SNDCTL_DSP_SETFMT: |
---|
[3656] | 1095 | ROAR_DBG("ioctl(__fd=%i, __request=0x%lX): fmt=0x%x", __fd, (long unsigned int) __request, *ip); |
---|
[3147] | 1096 | return _ioctl_stream_format(handle, *ip); |
---|
| 1097 | break; |
---|
[3148] | 1098 | case SNDCTL_DSP_GETFMTS: |
---|
[3656] | 1099 | // ROAR_DBG("ioctl(__fd=%i, __request=0x%lX): ip=%p", __fd, (long unsigned int) __request, ip); |
---|
[3149] | 1100 | *ip = _ioctl_stream_format_list(); |
---|
[3148] | 1101 | return 0; |
---|
| 1102 | break; |
---|
[3176] | 1103 | case SNDCTL_DSP_GETOSPACE: |
---|
| 1104 | case SNDCTL_DSP_GETISPACE: |
---|
| 1105 | bi = argp; |
---|
| 1106 | memset(bi, 0, sizeof(*bi)); |
---|
[3178] | 1107 | bi->bytes = _get_stream_buffersize(handle); |
---|
[3176] | 1108 | bi->fragments = 1; |
---|
| 1109 | bi->fragsize = bi->bytes; |
---|
| 1110 | bi->fragstotal = 1; |
---|
| 1111 | return 0; |
---|
| 1112 | break; |
---|
[3178] | 1113 | case SNDCTL_DSP_GETOPTR: |
---|
[3655] | 1114 | ROAR_DBG("ioctl(__fd=%i, __request=0x%lX): writec=%lu", __fd, (long unsigned int) __request, (long unsigned int) handle->writec); |
---|
[3178] | 1115 | ci = argp; |
---|
| 1116 | memset(ci, 0, sizeof(*ci)); |
---|
| 1117 | ci->bytes = handle->writec; |
---|
[3655] | 1118 | ci->blocks = ci->bytes / (tmp = _get_stream_buffersize(handle)); |
---|
| 1119 | ci->ptr = ci->bytes % tmp; |
---|
[3178] | 1120 | return 0; |
---|
| 1121 | break; |
---|
| 1122 | case SNDCTL_DSP_GETIPTR: |
---|
| 1123 | ci = argp; |
---|
| 1124 | memset(ci, 0, sizeof(*ci)); |
---|
| 1125 | ci->bytes = handle->readc; |
---|
[3655] | 1126 | ci->blocks = ci->bytes / (tmp = _get_stream_buffersize(handle)); |
---|
| 1127 | ci->ptr = ci->bytes % tmp; |
---|
[3178] | 1128 | return 0; |
---|
| 1129 | break; |
---|
[3177] | 1130 | #ifdef SNDCTL_DSP_GETPLAYVOL |
---|
| 1131 | case SNDCTL_DSP_GETPLAYVOL: |
---|
| 1132 | return _ioctl_mixer(handle, SOUND_MIXER_READ_PCM, argp); |
---|
| 1133 | break; |
---|
| 1134 | #endif |
---|
| 1135 | #ifdef SNDCTL_DSP_SETPLAYVOL |
---|
| 1136 | case SNDCTL_DSP_SETPLAYVOL: |
---|
| 1137 | return _ioctl_mixer(handle, SOUND_MIXER_WRITE_PCM, argp); |
---|
| 1138 | break; |
---|
| 1139 | #endif |
---|
[3147] | 1140 | default: |
---|
[3229] | 1141 | #ifdef __FIXME__ |
---|
[3656] | 1142 | ROAR_DBG("ioctl(__fd=%i, __request=0x%lX (%s)) = -1 // errno = ENOSYS", __fd, (long unsigned int) __request, nosys_reqname); |
---|
[3229] | 1143 | #else |
---|
[3656] | 1144 | ROAR_DBG("ioctl(__fd=%i, __request=0x%lX) = -1 // errno = ENOSYS", __fd, (long unsigned int) __request); |
---|
[3229] | 1145 | #endif |
---|
[3147] | 1146 | errno = ENOSYS; |
---|
| 1147 | return -1; |
---|
| 1148 | } |
---|
| 1149 | break; |
---|
| 1150 | case HT_MIXER: |
---|
[3158] | 1151 | return _ioctl_mixer(handle, __request, argp); |
---|
[3147] | 1152 | break; |
---|
| 1153 | default: |
---|
[3656] | 1154 | ROAR_DBG("ioctl(__fd=%i, __request=0x%lX): unknown handle type: no ioctl()s supported", __fd, (long unsigned int) __request); |
---|
| 1155 | ROAR_DBG("ioctl(__fd=%i, __request=0x%lX) = -1 // errno = ENOSYS", __fd, (long unsigned int) __request); |
---|
[3147] | 1156 | errno = EINVAL; |
---|
| 1157 | return -1; |
---|
| 1158 | break; |
---|
| 1159 | } |
---|
| 1160 | } |
---|
| 1161 | |
---|
[3166] | 1162 | #ifdef IOCTL_IS_ALIAS |
---|
| 1163 | errno = ENOSYS; |
---|
| 1164 | return -1; |
---|
| 1165 | #else |
---|
[3146] | 1166 | return _os.ioctl(__fd, __request, argp); |
---|
[3166] | 1167 | #endif |
---|
[3146] | 1168 | } |
---|
| 1169 | |
---|
[3657] | 1170 | int dup(int oldfd) { |
---|
| 1171 | struct pointer * pointer; |
---|
| 1172 | int ret; |
---|
| 1173 | |
---|
| 1174 | _init(); |
---|
| 1175 | |
---|
| 1176 | ret = _os.dup(oldfd); |
---|
| 1177 | |
---|
| 1178 | if (ret == -1) |
---|
| 1179 | return -1; |
---|
| 1180 | |
---|
| 1181 | if ( (pointer = _get_pointer_by_fh(oldfd)) != NULL ) { |
---|
| 1182 | if ( _attach_pointer(pointer->handle, ret) == NULL ) { |
---|
| 1183 | _os.close(ret); |
---|
| 1184 | return -1; |
---|
| 1185 | } |
---|
| 1186 | } |
---|
| 1187 | |
---|
| 1188 | return ret; |
---|
| 1189 | } |
---|
| 1190 | |
---|
| 1191 | int dup2(int oldfd, int newfd) { |
---|
| 1192 | struct pointer * pointer; |
---|
| 1193 | int ret; |
---|
| 1194 | |
---|
| 1195 | _init(); |
---|
| 1196 | |
---|
| 1197 | ret = _os.dup2(oldfd, newfd); |
---|
| 1198 | |
---|
| 1199 | if (ret == -1) |
---|
| 1200 | return -1; |
---|
| 1201 | |
---|
| 1202 | if ( (pointer = _get_pointer_by_fh(oldfd)) != NULL ) { |
---|
| 1203 | if ( _attach_pointer(pointer->handle, ret) == NULL ) { |
---|
| 1204 | _os.close(ret); |
---|
| 1205 | return -1; |
---|
| 1206 | } |
---|
| 1207 | } |
---|
| 1208 | |
---|
| 1209 | return ret; |
---|
| 1210 | } |
---|
[3264] | 1211 | |
---|
| 1212 | // ------------------------------------- |
---|
| 1213 | // emulated stdio functions follow: |
---|
| 1214 | // ------------------------------------- |
---|
| 1215 | |
---|
| 1216 | //roar_vio_to_stdio |
---|
| 1217 | |
---|
| 1218 | FILE *fopen(const char *path, const char *mode) { |
---|
| 1219 | struct pointer * pointer; |
---|
| 1220 | FILE * fr; |
---|
| 1221 | int ret; |
---|
| 1222 | int r = 0, w = 0; |
---|
| 1223 | int flags = 0; |
---|
| 1224 | int i; |
---|
| 1225 | register char c; |
---|
| 1226 | |
---|
| 1227 | _init(); |
---|
| 1228 | |
---|
| 1229 | if ( path == NULL || mode == NULL ) { |
---|
| 1230 | errno = EFAULT; |
---|
| 1231 | return NULL; |
---|
| 1232 | } |
---|
| 1233 | |
---|
[3265] | 1234 | ROAR_DBG("open(path='%s', mode='%s') = ?\n", path, mode); |
---|
[3264] | 1235 | |
---|
| 1236 | for (i = 0; (c = mode[i]) != 0; i++) { |
---|
| 1237 | switch (c) { |
---|
| 1238 | case 'r': r = 1; break; |
---|
| 1239 | case 'w': w = 1; break; |
---|
| 1240 | case 'a': w = 1; break; |
---|
| 1241 | case '+': |
---|
| 1242 | r = 1; |
---|
| 1243 | w = 1; |
---|
| 1244 | break; |
---|
| 1245 | } |
---|
| 1246 | } |
---|
| 1247 | |
---|
| 1248 | if ( r && w ) { |
---|
| 1249 | flags = O_RDWR; |
---|
| 1250 | } else if ( r ) { |
---|
| 1251 | flags = O_RDONLY; |
---|
| 1252 | } else if ( w ) { |
---|
| 1253 | flags = O_WRONLY; |
---|
| 1254 | } else { |
---|
| 1255 | errno = EINVAL; |
---|
| 1256 | return NULL; |
---|
| 1257 | } |
---|
| 1258 | |
---|
| 1259 | ret = _open_file(path, flags); |
---|
| 1260 | |
---|
| 1261 | switch (ret) { |
---|
| 1262 | case -2: // continue as normal, use _op.open() |
---|
| 1263 | break; |
---|
| 1264 | case -1: // pass error to caller |
---|
| 1265 | return NULL; |
---|
| 1266 | break; |
---|
| 1267 | default: // return successfully opened pointer to caller |
---|
| 1268 | if ( (pointer = _get_pointer_by_fh(ret)) != NULL ) { |
---|
| 1269 | if ( (fr = roar_vio_to_stdio(&(pointer->handle->stream_vio), flags)) == NULL ) { |
---|
| 1270 | errno = EIO; |
---|
| 1271 | return NULL; |
---|
| 1272 | } else { |
---|
| 1273 | return fr; |
---|
| 1274 | } |
---|
| 1275 | } else { |
---|
| 1276 | errno = EIO; |
---|
| 1277 | return NULL; |
---|
| 1278 | } |
---|
| 1279 | break; |
---|
| 1280 | } |
---|
| 1281 | |
---|
| 1282 | return _os.fopen(path, mode); |
---|
| 1283 | } |
---|
| 1284 | |
---|
[3138] | 1285 | #endif |
---|
| 1286 | |
---|
| 1287 | //ll |
---|