Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Main header file for the ALSA sequencer |
| 3 | * Copyright (c) 1998-1999 by Frank van de Pol <fvdpol@coil.demon.nl> |
| 4 | * (c) 1998-1999 by Jaroslav Kysela <perex@suse.cz> |
| 5 | * |
| 6 | * |
| 7 | * This program is free software; you can redistribute it and/or modify |
| 8 | * it under the terms of the GNU General Public License as published by |
| 9 | * the Free Software Foundation; either version 2 of the License, or |
| 10 | * (at your option) any later version. |
| 11 | * |
| 12 | * This program is distributed in the hope that it will be useful, |
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | * GNU General Public License for more details. |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public License |
| 18 | * along with this program; if not, write to the Free Software |
| 19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 20 | * |
| 21 | */ |
| 22 | #ifndef __SOUND_ASEQUENCER_H |
| 23 | #define __SOUND_ASEQUENCER_H |
| 24 | |
Takashi Iwai | 6560c34 | 2005-11-17 10:29:33 +0100 | [diff] [blame] | 25 | #ifdef __KERNEL__ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 26 | #include <linux/ioctl.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 27 | #include <sound/asound.h> |
Takashi Iwai | 6560c34 | 2005-11-17 10:29:33 +0100 | [diff] [blame] | 28 | #endif |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 29 | |
| 30 | /** version of the sequencer */ |
| 31 | #define SNDRV_SEQ_VERSION SNDRV_PROTOCOL_VERSION (1, 0, 1) |
| 32 | |
| 33 | /** |
| 34 | * definition of sequencer event types |
| 35 | */ |
| 36 | |
| 37 | /** system messages |
| 38 | * event data type = #sndrv_seq_result_t |
| 39 | */ |
| 40 | #define SNDRV_SEQ_EVENT_SYSTEM 0 |
| 41 | #define SNDRV_SEQ_EVENT_RESULT 1 |
| 42 | |
| 43 | /** note messages (channel specific) |
| 44 | * event data type = #sndrv_seq_ev_note |
| 45 | */ |
| 46 | #define SNDRV_SEQ_EVENT_NOTE 5 |
| 47 | #define SNDRV_SEQ_EVENT_NOTEON 6 |
| 48 | #define SNDRV_SEQ_EVENT_NOTEOFF 7 |
| 49 | #define SNDRV_SEQ_EVENT_KEYPRESS 8 |
| 50 | |
| 51 | /** control messages (channel specific) |
| 52 | * event data type = #sndrv_seq_ev_ctrl |
| 53 | */ |
| 54 | #define SNDRV_SEQ_EVENT_CONTROLLER 10 |
| 55 | #define SNDRV_SEQ_EVENT_PGMCHANGE 11 |
| 56 | #define SNDRV_SEQ_EVENT_CHANPRESS 12 |
| 57 | #define SNDRV_SEQ_EVENT_PITCHBEND 13 /**< from -8192 to 8191 */ |
| 58 | #define SNDRV_SEQ_EVENT_CONTROL14 14 /**< 14 bit controller value */ |
| 59 | #define SNDRV_SEQ_EVENT_NONREGPARAM 15 /**< 14 bit NRPN address + 14 bit unsigned value */ |
| 60 | #define SNDRV_SEQ_EVENT_REGPARAM 16 /**< 14 bit RPN address + 14 bit unsigned value */ |
| 61 | |
| 62 | /** synchronisation messages |
| 63 | * event data type = #sndrv_seq_ev_ctrl |
| 64 | */ |
| 65 | #define SNDRV_SEQ_EVENT_SONGPOS 20 /* Song Position Pointer with LSB and MSB values */ |
| 66 | #define SNDRV_SEQ_EVENT_SONGSEL 21 /* Song Select with song ID number */ |
| 67 | #define SNDRV_SEQ_EVENT_QFRAME 22 /* midi time code quarter frame */ |
| 68 | #define SNDRV_SEQ_EVENT_TIMESIGN 23 /* SMF Time Signature event */ |
| 69 | #define SNDRV_SEQ_EVENT_KEYSIGN 24 /* SMF Key Signature event */ |
| 70 | |
| 71 | /** timer messages |
| 72 | * event data type = sndrv_seq_ev_queue_control_t |
| 73 | */ |
| 74 | #define SNDRV_SEQ_EVENT_START 30 /* midi Real Time Start message */ |
| 75 | #define SNDRV_SEQ_EVENT_CONTINUE 31 /* midi Real Time Continue message */ |
| 76 | #define SNDRV_SEQ_EVENT_STOP 32 /* midi Real Time Stop message */ |
| 77 | #define SNDRV_SEQ_EVENT_SETPOS_TICK 33 /* set tick queue position */ |
| 78 | #define SNDRV_SEQ_EVENT_SETPOS_TIME 34 /* set realtime queue position */ |
| 79 | #define SNDRV_SEQ_EVENT_TEMPO 35 /* (SMF) Tempo event */ |
| 80 | #define SNDRV_SEQ_EVENT_CLOCK 36 /* midi Real Time Clock message */ |
| 81 | #define SNDRV_SEQ_EVENT_TICK 37 /* midi Real Time Tick message */ |
| 82 | #define SNDRV_SEQ_EVENT_QUEUE_SKEW 38 /* skew queue tempo */ |
| 83 | |
| 84 | /** others |
| 85 | * event data type = none |
| 86 | */ |
| 87 | #define SNDRV_SEQ_EVENT_TUNE_REQUEST 40 /* tune request */ |
| 88 | #define SNDRV_SEQ_EVENT_RESET 41 /* reset to power-on state */ |
| 89 | #define SNDRV_SEQ_EVENT_SENSING 42 /* "active sensing" event */ |
| 90 | |
| 91 | /** echo back, kernel private messages |
| 92 | * event data type = any type |
| 93 | */ |
| 94 | #define SNDRV_SEQ_EVENT_ECHO 50 /* echo event */ |
| 95 | #define SNDRV_SEQ_EVENT_OSS 51 /* OSS raw event */ |
| 96 | |
| 97 | /** system status messages (broadcast for subscribers) |
| 98 | * event data type = sndrv_seq_addr_t |
| 99 | */ |
| 100 | #define SNDRV_SEQ_EVENT_CLIENT_START 60 /* new client has connected */ |
| 101 | #define SNDRV_SEQ_EVENT_CLIENT_EXIT 61 /* client has left the system */ |
| 102 | #define SNDRV_SEQ_EVENT_CLIENT_CHANGE 62 /* client status/info has changed */ |
| 103 | #define SNDRV_SEQ_EVENT_PORT_START 63 /* new port was created */ |
| 104 | #define SNDRV_SEQ_EVENT_PORT_EXIT 64 /* port was deleted from system */ |
| 105 | #define SNDRV_SEQ_EVENT_PORT_CHANGE 65 /* port status/info has changed */ |
| 106 | |
| 107 | /** port connection changes |
| 108 | * event data type = sndrv_seq_connect_t |
| 109 | */ |
| 110 | #define SNDRV_SEQ_EVENT_PORT_SUBSCRIBED 66 /* ports connected */ |
| 111 | #define SNDRV_SEQ_EVENT_PORT_UNSUBSCRIBED 67 /* ports disconnected */ |
| 112 | |
| 113 | /** synthesizer events |
| 114 | * event data type = sndrv_seq_eve_sample_control_t |
| 115 | */ |
| 116 | #define SNDRV_SEQ_EVENT_SAMPLE 70 /* sample select */ |
| 117 | #define SNDRV_SEQ_EVENT_SAMPLE_CLUSTER 71 /* sample cluster select */ |
| 118 | #define SNDRV_SEQ_EVENT_SAMPLE_START 72 /* voice start */ |
| 119 | #define SNDRV_SEQ_EVENT_SAMPLE_STOP 73 /* voice stop */ |
| 120 | #define SNDRV_SEQ_EVENT_SAMPLE_FREQ 74 /* playback frequency */ |
| 121 | #define SNDRV_SEQ_EVENT_SAMPLE_VOLUME 75 /* volume and balance */ |
| 122 | #define SNDRV_SEQ_EVENT_SAMPLE_LOOP 76 /* sample loop */ |
| 123 | #define SNDRV_SEQ_EVENT_SAMPLE_POSITION 77 /* sample position */ |
| 124 | #define SNDRV_SEQ_EVENT_SAMPLE_PRIVATE1 78 /* private (hardware dependent) event */ |
| 125 | |
| 126 | /** user-defined events with fixed length |
| 127 | * event data type = any |
| 128 | */ |
| 129 | #define SNDRV_SEQ_EVENT_USR0 90 |
| 130 | #define SNDRV_SEQ_EVENT_USR1 91 |
| 131 | #define SNDRV_SEQ_EVENT_USR2 92 |
| 132 | #define SNDRV_SEQ_EVENT_USR3 93 |
| 133 | #define SNDRV_SEQ_EVENT_USR4 94 |
| 134 | #define SNDRV_SEQ_EVENT_USR5 95 |
| 135 | #define SNDRV_SEQ_EVENT_USR6 96 |
| 136 | #define SNDRV_SEQ_EVENT_USR7 97 |
| 137 | #define SNDRV_SEQ_EVENT_USR8 98 |
| 138 | #define SNDRV_SEQ_EVENT_USR9 99 |
| 139 | |
| 140 | /** instrument layer |
| 141 | * variable length data can be passed directly to the driver |
| 142 | */ |
| 143 | #define SNDRV_SEQ_EVENT_INSTR_BEGIN 100 /* begin of instrument management */ |
| 144 | #define SNDRV_SEQ_EVENT_INSTR_END 101 /* end of instrument management */ |
| 145 | #define SNDRV_SEQ_EVENT_INSTR_INFO 102 /* instrument interface info */ |
| 146 | #define SNDRV_SEQ_EVENT_INSTR_INFO_RESULT 103 /* result */ |
| 147 | #define SNDRV_SEQ_EVENT_INSTR_FINFO 104 /* get format info */ |
| 148 | #define SNDRV_SEQ_EVENT_INSTR_FINFO_RESULT 105 /* get format info */ |
| 149 | #define SNDRV_SEQ_EVENT_INSTR_RESET 106 /* reset instrument memory */ |
| 150 | #define SNDRV_SEQ_EVENT_INSTR_STATUS 107 /* instrument interface status */ |
| 151 | #define SNDRV_SEQ_EVENT_INSTR_STATUS_RESULT 108 /* result */ |
| 152 | #define SNDRV_SEQ_EVENT_INSTR_PUT 109 /* put instrument to port */ |
| 153 | #define SNDRV_SEQ_EVENT_INSTR_GET 110 /* get instrument from port */ |
| 154 | #define SNDRV_SEQ_EVENT_INSTR_GET_RESULT 111 /* result */ |
| 155 | #define SNDRV_SEQ_EVENT_INSTR_FREE 112 /* free instrument(s) */ |
| 156 | #define SNDRV_SEQ_EVENT_INSTR_LIST 113 /* instrument list */ |
| 157 | #define SNDRV_SEQ_EVENT_INSTR_LIST_RESULT 114 /* result */ |
| 158 | #define SNDRV_SEQ_EVENT_INSTR_CLUSTER 115 /* cluster parameters */ |
| 159 | #define SNDRV_SEQ_EVENT_INSTR_CLUSTER_GET 116 /* get cluster parameters */ |
| 160 | #define SNDRV_SEQ_EVENT_INSTR_CLUSTER_RESULT 117 /* result */ |
| 161 | #define SNDRV_SEQ_EVENT_INSTR_CHANGE 118 /* instrument change */ |
| 162 | /* 119-129: reserved */ |
| 163 | |
| 164 | /* 130-139: variable length events |
| 165 | * event data type = sndrv_seq_ev_ext |
| 166 | * (SNDRV_SEQ_EVENT_LENGTH_VARIABLE must be set) |
| 167 | */ |
| 168 | #define SNDRV_SEQ_EVENT_SYSEX 130 /* system exclusive data (variable length) */ |
| 169 | #define SNDRV_SEQ_EVENT_BOUNCE 131 /* error event */ |
| 170 | /* 132-134: reserved */ |
| 171 | #define SNDRV_SEQ_EVENT_USR_VAR0 135 |
| 172 | #define SNDRV_SEQ_EVENT_USR_VAR1 136 |
| 173 | #define SNDRV_SEQ_EVENT_USR_VAR2 137 |
| 174 | #define SNDRV_SEQ_EVENT_USR_VAR3 138 |
| 175 | #define SNDRV_SEQ_EVENT_USR_VAR4 139 |
| 176 | |
| 177 | /* 150-151: kernel events with quote - DO NOT use in user clients */ |
| 178 | #define SNDRV_SEQ_EVENT_KERNEL_ERROR 150 |
| 179 | #define SNDRV_SEQ_EVENT_KERNEL_QUOTE 151 /* obsolete */ |
| 180 | |
| 181 | /* 152-191: reserved */ |
| 182 | |
| 183 | /* 192-254: hardware specific events */ |
| 184 | |
| 185 | /* 255: special event */ |
| 186 | #define SNDRV_SEQ_EVENT_NONE 255 |
| 187 | |
| 188 | |
| 189 | typedef unsigned char sndrv_seq_event_type_t; |
| 190 | |
| 191 | /** event address */ |
| 192 | struct sndrv_seq_addr { |
| 193 | unsigned char client; /**< Client number: 0..255, 255 = broadcast to all clients */ |
| 194 | unsigned char port; /**< Port within client: 0..255, 255 = broadcast to all ports */ |
| 195 | }; |
| 196 | |
| 197 | /** port connection */ |
| 198 | struct sndrv_seq_connect { |
| 199 | struct sndrv_seq_addr sender; |
| 200 | struct sndrv_seq_addr dest; |
| 201 | }; |
| 202 | |
| 203 | |
| 204 | #define SNDRV_SEQ_ADDRESS_UNKNOWN 253 /* unknown source */ |
| 205 | #define SNDRV_SEQ_ADDRESS_SUBSCRIBERS 254 /* send event to all subscribed ports */ |
| 206 | #define SNDRV_SEQ_ADDRESS_BROADCAST 255 /* send event to all queues/clients/ports/channels */ |
| 207 | #define SNDRV_SEQ_QUEUE_DIRECT 253 /* direct dispatch */ |
| 208 | |
| 209 | /* event mode flag - NOTE: only 8 bits available! */ |
| 210 | #define SNDRV_SEQ_TIME_STAMP_TICK (0<<0) /* timestamp in clock ticks */ |
| 211 | #define SNDRV_SEQ_TIME_STAMP_REAL (1<<0) /* timestamp in real time */ |
| 212 | #define SNDRV_SEQ_TIME_STAMP_MASK (1<<0) |
| 213 | |
| 214 | #define SNDRV_SEQ_TIME_MODE_ABS (0<<1) /* absolute timestamp */ |
| 215 | #define SNDRV_SEQ_TIME_MODE_REL (1<<1) /* relative to current time */ |
| 216 | #define SNDRV_SEQ_TIME_MODE_MASK (1<<1) |
| 217 | |
| 218 | #define SNDRV_SEQ_EVENT_LENGTH_FIXED (0<<2) /* fixed event size */ |
| 219 | #define SNDRV_SEQ_EVENT_LENGTH_VARIABLE (1<<2) /* variable event size */ |
| 220 | #define SNDRV_SEQ_EVENT_LENGTH_VARUSR (2<<2) /* variable event size - user memory space */ |
| 221 | #define SNDRV_SEQ_EVENT_LENGTH_MASK (3<<2) |
| 222 | |
| 223 | #define SNDRV_SEQ_PRIORITY_NORMAL (0<<4) /* normal priority */ |
| 224 | #define SNDRV_SEQ_PRIORITY_HIGH (1<<4) /* event should be processed before others */ |
| 225 | #define SNDRV_SEQ_PRIORITY_MASK (1<<4) |
| 226 | |
| 227 | |
| 228 | /* note event */ |
| 229 | struct sndrv_seq_ev_note { |
| 230 | unsigned char channel; |
| 231 | unsigned char note; |
| 232 | unsigned char velocity; |
| 233 | unsigned char off_velocity; /* only for SNDRV_SEQ_EVENT_NOTE */ |
| 234 | unsigned int duration; /* only for SNDRV_SEQ_EVENT_NOTE */ |
| 235 | }; |
| 236 | |
| 237 | /* controller event */ |
| 238 | struct sndrv_seq_ev_ctrl { |
| 239 | unsigned char channel; |
| 240 | unsigned char unused1, unused2, unused3; /* pad */ |
| 241 | unsigned int param; |
| 242 | signed int value; |
| 243 | }; |
| 244 | |
| 245 | /* generic set of bytes (12x8 bit) */ |
| 246 | struct sndrv_seq_ev_raw8 { |
| 247 | unsigned char d[12]; /* 8 bit value */ |
| 248 | }; |
| 249 | |
| 250 | /* generic set of integers (3x32 bit) */ |
| 251 | struct sndrv_seq_ev_raw32 { |
| 252 | unsigned int d[3]; /* 32 bit value */ |
| 253 | }; |
| 254 | |
| 255 | /* external stored data */ |
| 256 | struct sndrv_seq_ev_ext { |
| 257 | unsigned int len; /* length of data */ |
| 258 | void *ptr; /* pointer to data (note: maybe 64-bit) */ |
| 259 | } __attribute__((packed)); |
| 260 | |
| 261 | /* Instrument cluster type */ |
| 262 | typedef unsigned int sndrv_seq_instr_cluster_t; |
| 263 | |
| 264 | /* Instrument type */ |
| 265 | struct sndrv_seq_instr { |
| 266 | sndrv_seq_instr_cluster_t cluster; |
| 267 | unsigned int std; /* the upper byte means a private instrument (owner - client #) */ |
| 268 | unsigned short bank; |
| 269 | unsigned short prg; |
| 270 | }; |
| 271 | |
| 272 | /* sample number */ |
| 273 | struct sndrv_seq_ev_sample { |
| 274 | unsigned int std; |
| 275 | unsigned short bank; |
| 276 | unsigned short prg; |
| 277 | }; |
| 278 | |
| 279 | /* sample cluster */ |
| 280 | struct sndrv_seq_ev_cluster { |
| 281 | sndrv_seq_instr_cluster_t cluster; |
| 282 | }; |
| 283 | |
| 284 | /* sample position */ |
| 285 | typedef unsigned int sndrv_seq_position_t; /* playback position (in samples) * 16 */ |
| 286 | |
| 287 | /* sample stop mode */ |
| 288 | enum sndrv_seq_stop_mode { |
| 289 | SAMPLE_STOP_IMMEDIATELY = 0, /* terminate playing immediately */ |
| 290 | SAMPLE_STOP_VENVELOPE = 1, /* finish volume envelope */ |
| 291 | SAMPLE_STOP_LOOP = 2 /* terminate loop and finish wave */ |
| 292 | }; |
| 293 | |
| 294 | /* sample frequency */ |
| 295 | typedef int sndrv_seq_frequency_t; /* playback frequency in HZ * 16 */ |
| 296 | |
| 297 | /* sample volume control; if any value is set to -1 == do not change */ |
| 298 | struct sndrv_seq_ev_volume { |
| 299 | signed short volume; /* range: 0-16383 */ |
| 300 | signed short lr; /* left-right balance; range: 0-16383 */ |
| 301 | signed short fr; /* front-rear balance; range: 0-16383 */ |
| 302 | signed short du; /* down-up balance; range: 0-16383 */ |
| 303 | }; |
| 304 | |
| 305 | /* simple loop redefinition */ |
| 306 | struct sndrv_seq_ev_loop { |
| 307 | unsigned int start; /* loop start (in samples) * 16 */ |
| 308 | unsigned int end; /* loop end (in samples) * 16 */ |
| 309 | }; |
| 310 | |
| 311 | struct sndrv_seq_ev_sample_control { |
| 312 | unsigned char channel; |
| 313 | unsigned char unused1, unused2, unused3; /* pad */ |
| 314 | union { |
| 315 | struct sndrv_seq_ev_sample sample; |
| 316 | struct sndrv_seq_ev_cluster cluster; |
| 317 | sndrv_seq_position_t position; |
| 318 | enum sndrv_seq_stop_mode stop_mode; |
| 319 | sndrv_seq_frequency_t frequency; |
| 320 | struct sndrv_seq_ev_volume volume; |
| 321 | struct sndrv_seq_ev_loop loop; |
| 322 | unsigned char raw8[8]; |
| 323 | } param; |
| 324 | }; |
| 325 | |
| 326 | |
| 327 | |
| 328 | /* INSTR_BEGIN event */ |
| 329 | struct sndrv_seq_ev_instr_begin { |
| 330 | int timeout; /* zero = forever, otherwise timeout in ms */ |
| 331 | }; |
| 332 | |
| 333 | struct sndrv_seq_result { |
| 334 | int event; /* processed event type */ |
| 335 | int result; |
| 336 | }; |
| 337 | |
| 338 | |
| 339 | struct sndrv_seq_real_time { |
| 340 | unsigned int tv_sec; /* seconds */ |
| 341 | unsigned int tv_nsec; /* nanoseconds */ |
| 342 | }; |
| 343 | |
| 344 | typedef unsigned int sndrv_seq_tick_time_t; /* midi ticks */ |
| 345 | |
| 346 | union sndrv_seq_timestamp { |
| 347 | sndrv_seq_tick_time_t tick; |
| 348 | struct sndrv_seq_real_time time; |
| 349 | }; |
| 350 | |
| 351 | struct sndrv_seq_queue_skew { |
| 352 | unsigned int value; |
| 353 | unsigned int base; |
| 354 | }; |
| 355 | |
| 356 | /* queue timer control */ |
| 357 | struct sndrv_seq_ev_queue_control { |
| 358 | unsigned char queue; /* affected queue */ |
| 359 | unsigned char pad[3]; /* reserved */ |
| 360 | union { |
| 361 | signed int value; /* affected value (e.g. tempo) */ |
| 362 | union sndrv_seq_timestamp time; /* time */ |
| 363 | unsigned int position; /* sync position */ |
| 364 | struct sndrv_seq_queue_skew skew; |
| 365 | unsigned int d32[2]; |
| 366 | unsigned char d8[8]; |
| 367 | } param; |
| 368 | }; |
| 369 | |
| 370 | /* quoted event - inside the kernel only */ |
| 371 | struct sndrv_seq_ev_quote { |
| 372 | struct sndrv_seq_addr origin; /* original sender */ |
| 373 | unsigned short value; /* optional data */ |
| 374 | struct sndrv_seq_event *event; /* quoted event */ |
| 375 | } __attribute__((packed)); |
| 376 | |
| 377 | |
| 378 | /* sequencer event */ |
| 379 | struct sndrv_seq_event { |
| 380 | sndrv_seq_event_type_t type; /* event type */ |
| 381 | unsigned char flags; /* event flags */ |
| 382 | char tag; |
| 383 | |
| 384 | unsigned char queue; /* schedule queue */ |
| 385 | union sndrv_seq_timestamp time; /* schedule time */ |
| 386 | |
| 387 | |
| 388 | struct sndrv_seq_addr source; /* source address */ |
| 389 | struct sndrv_seq_addr dest; /* destination address */ |
| 390 | |
| 391 | union { /* event data... */ |
| 392 | struct sndrv_seq_ev_note note; |
| 393 | struct sndrv_seq_ev_ctrl control; |
| 394 | struct sndrv_seq_ev_raw8 raw8; |
| 395 | struct sndrv_seq_ev_raw32 raw32; |
| 396 | struct sndrv_seq_ev_ext ext; |
| 397 | struct sndrv_seq_ev_queue_control queue; |
| 398 | union sndrv_seq_timestamp time; |
| 399 | struct sndrv_seq_addr addr; |
| 400 | struct sndrv_seq_connect connect; |
| 401 | struct sndrv_seq_result result; |
| 402 | struct sndrv_seq_ev_instr_begin instr_begin; |
| 403 | struct sndrv_seq_ev_sample_control sample; |
| 404 | struct sndrv_seq_ev_quote quote; |
| 405 | } data; |
| 406 | }; |
| 407 | |
| 408 | |
| 409 | /* |
| 410 | * bounce event - stored as variable size data |
| 411 | */ |
| 412 | struct sndrv_seq_event_bounce { |
| 413 | int err; |
| 414 | struct sndrv_seq_event event; |
| 415 | /* external data follows here. */ |
| 416 | }; |
| 417 | |
| 418 | #define sndrv_seq_event_bounce_ext_data(ev) ((void*)((char *)(ev)->data.ext.ptr + sizeof(sndrv_seq_event_bounce_t))) |
| 419 | |
| 420 | /* |
| 421 | * type check macros |
| 422 | */ |
| 423 | /* result events: 0-4 */ |
| 424 | #define sndrv_seq_ev_is_result_type(ev) ((ev)->type < 5) |
| 425 | /* channel specific events: 5-19 */ |
| 426 | #define sndrv_seq_ev_is_channel_type(ev) ((ev)->type >= 5 && (ev)->type < 20) |
| 427 | /* note events: 5-9 */ |
| 428 | #define sndrv_seq_ev_is_note_type(ev) ((ev)->type >= 5 && (ev)->type < 10) |
| 429 | /* control events: 10-19 */ |
| 430 | #define sndrv_seq_ev_is_control_type(ev) ((ev)->type >= 10 && (ev)->type < 20) |
| 431 | /* queue control events: 30-39 */ |
| 432 | #define sndrv_seq_ev_is_queue_type(ev) ((ev)->type >= 30 && (ev)->type < 40) |
| 433 | /* system status messages */ |
| 434 | #define sndrv_seq_ev_is_message_type(ev) ((ev)->type >= 60 && (ev)->type < 69) |
| 435 | /* sample messages */ |
| 436 | #define sndrv_seq_ev_is_sample_type(ev) ((ev)->type >= 70 && (ev)->type < 79) |
| 437 | /* user-defined messages */ |
| 438 | #define sndrv_seq_ev_is_user_type(ev) ((ev)->type >= 90 && (ev)->type < 99) |
| 439 | /* fixed length events: 0-99 */ |
| 440 | #define sndrv_seq_ev_is_fixed_type(ev) ((ev)->type < 100) |
| 441 | /* instrument layer events: 100-129 */ |
| 442 | #define sndrv_seq_ev_is_instr_type(ev) ((ev)->type >= 100 && (ev)->type < 130) |
| 443 | /* variable length events: 130-139 */ |
| 444 | #define sndrv_seq_ev_is_variable_type(ev) ((ev)->type >= 130 && (ev)->type < 140) |
| 445 | /* reserved for kernel */ |
| 446 | #define sndrv_seq_ev_is_reserved(ev) ((ev)->type >= 150) |
| 447 | |
| 448 | /* direct dispatched events */ |
| 449 | #define sndrv_seq_ev_is_direct(ev) ((ev)->queue == SNDRV_SEQ_QUEUE_DIRECT) |
| 450 | |
| 451 | /* |
| 452 | * macros to check event flags |
| 453 | */ |
| 454 | /* prior events */ |
| 455 | #define sndrv_seq_ev_is_prior(ev) (((ev)->flags & SNDRV_SEQ_PRIORITY_MASK) == SNDRV_SEQ_PRIORITY_HIGH) |
| 456 | |
| 457 | /* event length type */ |
| 458 | #define sndrv_seq_ev_length_type(ev) ((ev)->flags & SNDRV_SEQ_EVENT_LENGTH_MASK) |
| 459 | #define sndrv_seq_ev_is_fixed(ev) (sndrv_seq_ev_length_type(ev) == SNDRV_SEQ_EVENT_LENGTH_FIXED) |
| 460 | #define sndrv_seq_ev_is_variable(ev) (sndrv_seq_ev_length_type(ev) == SNDRV_SEQ_EVENT_LENGTH_VARIABLE) |
| 461 | #define sndrv_seq_ev_is_varusr(ev) (sndrv_seq_ev_length_type(ev) == SNDRV_SEQ_EVENT_LENGTH_VARUSR) |
| 462 | |
| 463 | /* time-stamp type */ |
| 464 | #define sndrv_seq_ev_timestamp_type(ev) ((ev)->flags & SNDRV_SEQ_TIME_STAMP_MASK) |
| 465 | #define sndrv_seq_ev_is_tick(ev) (sndrv_seq_ev_timestamp_type(ev) == SNDRV_SEQ_TIME_STAMP_TICK) |
| 466 | #define sndrv_seq_ev_is_real(ev) (sndrv_seq_ev_timestamp_type(ev) == SNDRV_SEQ_TIME_STAMP_REAL) |
| 467 | |
| 468 | /* time-mode type */ |
| 469 | #define sndrv_seq_ev_timemode_type(ev) ((ev)->flags & SNDRV_SEQ_TIME_MODE_MASK) |
| 470 | #define sndrv_seq_ev_is_abstime(ev) (sndrv_seq_ev_timemode_type(ev) == SNDRV_SEQ_TIME_MODE_ABS) |
| 471 | #define sndrv_seq_ev_is_reltime(ev) (sndrv_seq_ev_timemode_type(ev) == SNDRV_SEQ_TIME_MODE_REL) |
| 472 | |
| 473 | /* queue sync port */ |
| 474 | #define sndrv_seq_queue_sync_port(q) ((q) + 16) |
| 475 | |
| 476 | /* system information */ |
| 477 | struct sndrv_seq_system_info { |
| 478 | int queues; /* maximum queues count */ |
| 479 | int clients; /* maximum clients count */ |
| 480 | int ports; /* maximum ports per client */ |
| 481 | int channels; /* maximum channels per port */ |
| 482 | int cur_clients; /* current clients */ |
| 483 | int cur_queues; /* current queues */ |
| 484 | char reserved[24]; |
| 485 | }; |
| 486 | |
| 487 | |
| 488 | /* system running information */ |
| 489 | struct sndrv_seq_running_info { |
| 490 | unsigned char client; /* client id */ |
| 491 | unsigned char big_endian; /* 1 = big-endian */ |
| 492 | unsigned char cpu_mode; /* 4 = 32bit, 8 = 64bit */ |
| 493 | unsigned char pad; /* reserved */ |
| 494 | unsigned char reserved[12]; |
| 495 | }; |
| 496 | |
| 497 | |
| 498 | /* known client numbers */ |
| 499 | #define SNDRV_SEQ_CLIENT_SYSTEM 0 |
| 500 | #define SNDRV_SEQ_CLIENT_DUMMY 62 /* dummy ports */ |
| 501 | #define SNDRV_SEQ_CLIENT_OSS 63 /* oss sequencer emulator */ |
| 502 | |
| 503 | |
| 504 | /* client types */ |
| 505 | enum sndrv_seq_client_type { |
| 506 | NO_CLIENT = 0, |
| 507 | USER_CLIENT = 1, |
| 508 | KERNEL_CLIENT = 2 |
| 509 | }; |
| 510 | |
| 511 | /* event filter flags */ |
| 512 | #define SNDRV_SEQ_FILTER_BROADCAST (1<<0) /* accept broadcast messages */ |
| 513 | #define SNDRV_SEQ_FILTER_MULTICAST (1<<1) /* accept multicast messages */ |
| 514 | #define SNDRV_SEQ_FILTER_BOUNCE (1<<2) /* accept bounce event in error */ |
| 515 | #define SNDRV_SEQ_FILTER_USE_EVENT (1<<31) /* use event filter */ |
| 516 | |
| 517 | struct sndrv_seq_client_info { |
| 518 | int client; /* client number to inquire */ |
| 519 | enum sndrv_seq_client_type type; /* client type */ |
| 520 | char name[64]; /* client name */ |
| 521 | unsigned int filter; /* filter flags */ |
| 522 | unsigned char multicast_filter[8]; /* multicast filter bitmap */ |
| 523 | unsigned char event_filter[32]; /* event filter bitmap */ |
| 524 | int num_ports; /* RO: number of ports */ |
| 525 | int event_lost; /* number of lost events */ |
| 526 | char reserved[64]; /* for future use */ |
| 527 | }; |
| 528 | |
| 529 | |
| 530 | /* client pool size */ |
| 531 | struct sndrv_seq_client_pool { |
| 532 | int client; /* client number to inquire */ |
| 533 | int output_pool; /* outgoing (write) pool size */ |
| 534 | int input_pool; /* incoming (read) pool size */ |
| 535 | int output_room; /* minimum free pool size for select/blocking mode */ |
| 536 | int output_free; /* unused size */ |
| 537 | int input_free; /* unused size */ |
| 538 | char reserved[64]; |
| 539 | }; |
| 540 | |
| 541 | |
| 542 | /* Remove events by specified criteria */ |
| 543 | |
| 544 | #define SNDRV_SEQ_REMOVE_INPUT (1<<0) /* Flush input queues */ |
| 545 | #define SNDRV_SEQ_REMOVE_OUTPUT (1<<1) /* Flush output queues */ |
| 546 | #define SNDRV_SEQ_REMOVE_DEST (1<<2) /* Restrict by destination q:client:port */ |
| 547 | #define SNDRV_SEQ_REMOVE_DEST_CHANNEL (1<<3) /* Restrict by channel */ |
| 548 | #define SNDRV_SEQ_REMOVE_TIME_BEFORE (1<<4) /* Restrict to before time */ |
| 549 | #define SNDRV_SEQ_REMOVE_TIME_AFTER (1<<5) /* Restrict to time or after */ |
| 550 | #define SNDRV_SEQ_REMOVE_TIME_TICK (1<<6) /* Time is in ticks */ |
| 551 | #define SNDRV_SEQ_REMOVE_EVENT_TYPE (1<<7) /* Restrict to event type */ |
| 552 | #define SNDRV_SEQ_REMOVE_IGNORE_OFF (1<<8) /* Do not flush off events */ |
| 553 | #define SNDRV_SEQ_REMOVE_TAG_MATCH (1<<9) /* Restrict to events with given tag */ |
| 554 | |
| 555 | struct sndrv_seq_remove_events { |
| 556 | unsigned int remove_mode; /* Flags that determine what gets removed */ |
| 557 | |
| 558 | union sndrv_seq_timestamp time; |
| 559 | |
| 560 | unsigned char queue; /* Queue for REMOVE_DEST */ |
| 561 | struct sndrv_seq_addr dest; /* Address for REMOVE_DEST */ |
| 562 | unsigned char channel; /* Channel for REMOVE_DEST */ |
| 563 | |
| 564 | int type; /* For REMOVE_EVENT_TYPE */ |
| 565 | char tag; /* Tag for REMOVE_TAG */ |
| 566 | |
| 567 | int reserved[10]; /* To allow for future binary compatibility */ |
| 568 | |
| 569 | }; |
| 570 | |
| 571 | |
| 572 | /* known port numbers */ |
| 573 | #define SNDRV_SEQ_PORT_SYSTEM_TIMER 0 |
| 574 | #define SNDRV_SEQ_PORT_SYSTEM_ANNOUNCE 1 |
| 575 | |
| 576 | /* port capabilities (32 bits) */ |
| 577 | #define SNDRV_SEQ_PORT_CAP_READ (1<<0) /* readable from this port */ |
| 578 | #define SNDRV_SEQ_PORT_CAP_WRITE (1<<1) /* writable to this port */ |
| 579 | |
| 580 | #define SNDRV_SEQ_PORT_CAP_SYNC_READ (1<<2) |
| 581 | #define SNDRV_SEQ_PORT_CAP_SYNC_WRITE (1<<3) |
| 582 | |
| 583 | #define SNDRV_SEQ_PORT_CAP_DUPLEX (1<<4) |
| 584 | |
| 585 | #define SNDRV_SEQ_PORT_CAP_SUBS_READ (1<<5) /* allow read subscription */ |
| 586 | #define SNDRV_SEQ_PORT_CAP_SUBS_WRITE (1<<6) /* allow write subscription */ |
| 587 | #define SNDRV_SEQ_PORT_CAP_NO_EXPORT (1<<7) /* routing not allowed */ |
| 588 | |
| 589 | /* port type */ |
| 590 | #define SNDRV_SEQ_PORT_TYPE_SPECIFIC (1<<0) /* hardware specific */ |
| 591 | #define SNDRV_SEQ_PORT_TYPE_MIDI_GENERIC (1<<1) /* generic MIDI device */ |
| 592 | #define SNDRV_SEQ_PORT_TYPE_MIDI_GM (1<<2) /* General MIDI compatible device */ |
| 593 | #define SNDRV_SEQ_PORT_TYPE_MIDI_GS (1<<3) /* GS compatible device */ |
| 594 | #define SNDRV_SEQ_PORT_TYPE_MIDI_XG (1<<4) /* XG compatible device */ |
| 595 | #define SNDRV_SEQ_PORT_TYPE_MIDI_MT32 (1<<5) /* MT-32 compatible device */ |
| 596 | #define SNDRV_SEQ_PORT_TYPE_MIDI_GM2 (1<<6) /* General MIDI 2 compatible device */ |
| 597 | |
| 598 | /* other standards...*/ |
| 599 | #define SNDRV_SEQ_PORT_TYPE_SYNTH (1<<10) /* Synth device (no MIDI compatible - direct wavetable) */ |
| 600 | #define SNDRV_SEQ_PORT_TYPE_DIRECT_SAMPLE (1<<11) /* Sampling device (support sample download) */ |
| 601 | #define SNDRV_SEQ_PORT_TYPE_SAMPLE (1<<12) /* Sampling device (sample can be downloaded at any time) */ |
| 602 | /*...*/ |
| 603 | #define SNDRV_SEQ_PORT_TYPE_APPLICATION (1<<20) /* application (sequencer/editor) */ |
| 604 | |
| 605 | /* misc. conditioning flags */ |
| 606 | #define SNDRV_SEQ_PORT_FLG_GIVEN_PORT (1<<0) |
| 607 | #define SNDRV_SEQ_PORT_FLG_TIMESTAMP (1<<1) |
| 608 | #define SNDRV_SEQ_PORT_FLG_TIME_REAL (1<<2) |
| 609 | |
| 610 | struct sndrv_seq_port_info { |
| 611 | struct sndrv_seq_addr addr; /* client/port numbers */ |
| 612 | char name[64]; /* port name */ |
| 613 | |
| 614 | unsigned int capability; /* port capability bits */ |
| 615 | unsigned int type; /* port type bits */ |
| 616 | int midi_channels; /* channels per MIDI port */ |
| 617 | int midi_voices; /* voices per MIDI port */ |
| 618 | int synth_voices; /* voices per SYNTH port */ |
| 619 | |
| 620 | int read_use; /* R/O: subscribers for output (from this port) */ |
| 621 | int write_use; /* R/O: subscribers for input (to this port) */ |
| 622 | |
| 623 | void *kernel; /* reserved for kernel use (must be NULL) */ |
| 624 | unsigned int flags; /* misc. conditioning */ |
| 625 | unsigned char time_queue; /* queue # for timestamping */ |
| 626 | char reserved[59]; /* for future use */ |
| 627 | }; |
| 628 | |
| 629 | |
| 630 | /* queue flags */ |
| 631 | #define SNDRV_SEQ_QUEUE_FLG_SYNC (1<<0) /* sync enabled */ |
| 632 | |
| 633 | /* queue information */ |
| 634 | struct sndrv_seq_queue_info { |
| 635 | int queue; /* queue id */ |
| 636 | |
| 637 | /* |
| 638 | * security settings, only owner of this queue can start/stop timer |
| 639 | * etc. if the queue is locked for other clients |
| 640 | */ |
| 641 | int owner; /* client id for owner of the queue */ |
| 642 | unsigned locked:1; /* timing queue locked for other queues */ |
| 643 | char name[64]; /* name of this queue */ |
| 644 | unsigned int flags; /* flags */ |
| 645 | char reserved[60]; /* for future use */ |
| 646 | |
| 647 | }; |
| 648 | |
| 649 | /* queue info/status */ |
| 650 | struct sndrv_seq_queue_status { |
| 651 | int queue; /* queue id */ |
| 652 | int events; /* read-only - queue size */ |
| 653 | sndrv_seq_tick_time_t tick; /* current tick */ |
| 654 | struct sndrv_seq_real_time time; /* current time */ |
| 655 | int running; /* running state of queue */ |
| 656 | int flags; /* various flags */ |
| 657 | char reserved[64]; /* for the future */ |
| 658 | }; |
| 659 | |
| 660 | |
| 661 | /* queue tempo */ |
| 662 | struct sndrv_seq_queue_tempo { |
| 663 | int queue; /* sequencer queue */ |
| 664 | unsigned int tempo; /* current tempo, us/tick */ |
| 665 | int ppq; /* time resolution, ticks/quarter */ |
| 666 | unsigned int skew_value; /* queue skew */ |
| 667 | unsigned int skew_base; /* queue skew base */ |
| 668 | char reserved[24]; /* for the future */ |
| 669 | }; |
| 670 | |
| 671 | |
| 672 | /* sequencer timer sources */ |
| 673 | #define SNDRV_SEQ_TIMER_ALSA 0 /* ALSA timer */ |
| 674 | #define SNDRV_SEQ_TIMER_MIDI_CLOCK 1 /* Midi Clock (CLOCK event) */ |
| 675 | #define SNDRV_SEQ_TIMER_MIDI_TICK 2 /* Midi Timer Tick (TICK event) */ |
| 676 | |
| 677 | /* queue timer info */ |
| 678 | struct sndrv_seq_queue_timer { |
| 679 | int queue; /* sequencer queue */ |
| 680 | int type; /* source timer type */ |
| 681 | union { |
| 682 | struct { |
| 683 | struct sndrv_timer_id id; /* ALSA's timer ID */ |
| 684 | unsigned int resolution; /* resolution in Hz */ |
| 685 | } alsa; |
| 686 | } u; |
| 687 | char reserved[64]; /* for the future use */ |
| 688 | }; |
| 689 | |
| 690 | |
| 691 | struct sndrv_seq_queue_client { |
| 692 | int queue; /* sequencer queue */ |
| 693 | int client; /* sequencer client */ |
| 694 | int used; /* queue is used with this client |
| 695 | (must be set for accepting events) */ |
| 696 | /* per client watermarks */ |
| 697 | char reserved[64]; /* for future use */ |
| 698 | }; |
| 699 | |
| 700 | |
| 701 | #define SNDRV_SEQ_PORT_SUBS_EXCLUSIVE (1<<0) /* exclusive connection */ |
| 702 | #define SNDRV_SEQ_PORT_SUBS_TIMESTAMP (1<<1) |
| 703 | #define SNDRV_SEQ_PORT_SUBS_TIME_REAL (1<<2) |
| 704 | |
| 705 | struct sndrv_seq_port_subscribe { |
| 706 | struct sndrv_seq_addr sender; /* sender address */ |
| 707 | struct sndrv_seq_addr dest; /* destination address */ |
| 708 | unsigned int voices; /* number of voices to be allocated (0 = don't care) */ |
| 709 | unsigned int flags; /* modes */ |
| 710 | unsigned char queue; /* input time-stamp queue (optional) */ |
| 711 | unsigned char pad[3]; /* reserved */ |
| 712 | char reserved[64]; |
| 713 | }; |
| 714 | |
| 715 | /* type of query subscription */ |
| 716 | #define SNDRV_SEQ_QUERY_SUBS_READ 0 |
| 717 | #define SNDRV_SEQ_QUERY_SUBS_WRITE 1 |
| 718 | |
| 719 | struct sndrv_seq_query_subs { |
| 720 | struct sndrv_seq_addr root; /* client/port id to be searched */ |
| 721 | int type; /* READ or WRITE */ |
| 722 | int index; /* 0..N-1 */ |
| 723 | int num_subs; /* R/O: number of subscriptions on this port */ |
| 724 | struct sndrv_seq_addr addr; /* R/O: result */ |
| 725 | unsigned char queue; /* R/O: result */ |
| 726 | unsigned int flags; /* R/O: result */ |
| 727 | char reserved[64]; /* for future use */ |
| 728 | }; |
| 729 | |
| 730 | |
| 731 | /* |
| 732 | * Instrument abstraction layer |
| 733 | * - based on events |
| 734 | */ |
| 735 | |
| 736 | /* instrument types */ |
| 737 | #define SNDRV_SEQ_INSTR_ATYPE_DATA 0 /* instrument data */ |
| 738 | #define SNDRV_SEQ_INSTR_ATYPE_ALIAS 1 /* instrument alias */ |
| 739 | |
| 740 | /* instrument ASCII identifiers */ |
| 741 | #define SNDRV_SEQ_INSTR_ID_DLS1 "DLS1" |
| 742 | #define SNDRV_SEQ_INSTR_ID_DLS2 "DLS2" |
| 743 | #define SNDRV_SEQ_INSTR_ID_SIMPLE "Simple Wave" |
| 744 | #define SNDRV_SEQ_INSTR_ID_SOUNDFONT "SoundFont" |
| 745 | #define SNDRV_SEQ_INSTR_ID_GUS_PATCH "GUS Patch" |
| 746 | #define SNDRV_SEQ_INSTR_ID_INTERWAVE "InterWave FFFF" |
| 747 | #define SNDRV_SEQ_INSTR_ID_OPL2_3 "OPL2/3 FM" |
| 748 | #define SNDRV_SEQ_INSTR_ID_OPL4 "OPL4" |
| 749 | |
| 750 | /* instrument types */ |
| 751 | #define SNDRV_SEQ_INSTR_TYPE0_DLS1 (1<<0) /* MIDI DLS v1 */ |
| 752 | #define SNDRV_SEQ_INSTR_TYPE0_DLS2 (1<<1) /* MIDI DLS v2 */ |
| 753 | #define SNDRV_SEQ_INSTR_TYPE1_SIMPLE (1<<0) /* Simple Wave */ |
| 754 | #define SNDRV_SEQ_INSTR_TYPE1_SOUNDFONT (1<<1) /* EMU SoundFont */ |
| 755 | #define SNDRV_SEQ_INSTR_TYPE1_GUS_PATCH (1<<2) /* Gravis UltraSound Patch */ |
| 756 | #define SNDRV_SEQ_INSTR_TYPE1_INTERWAVE (1<<3) /* InterWave FFFF */ |
| 757 | #define SNDRV_SEQ_INSTR_TYPE2_OPL2_3 (1<<0) /* Yamaha OPL2/3 FM */ |
| 758 | #define SNDRV_SEQ_INSTR_TYPE2_OPL4 (1<<1) /* Yamaha OPL4 */ |
| 759 | |
| 760 | /* put commands */ |
| 761 | #define SNDRV_SEQ_INSTR_PUT_CMD_CREATE 0 |
| 762 | #define SNDRV_SEQ_INSTR_PUT_CMD_REPLACE 1 |
| 763 | #define SNDRV_SEQ_INSTR_PUT_CMD_MODIFY 2 |
| 764 | #define SNDRV_SEQ_INSTR_PUT_CMD_ADD 3 |
| 765 | #define SNDRV_SEQ_INSTR_PUT_CMD_REMOVE 4 |
| 766 | |
| 767 | /* get commands */ |
| 768 | #define SNDRV_SEQ_INSTR_GET_CMD_FULL 0 |
| 769 | #define SNDRV_SEQ_INSTR_GET_CMD_PARTIAL 1 |
| 770 | |
| 771 | /* query flags */ |
| 772 | #define SNDRV_SEQ_INSTR_QUERY_FOLLOW_ALIAS (1<<0) |
| 773 | |
| 774 | /* free commands */ |
| 775 | #define SNDRV_SEQ_INSTR_FREE_CMD_ALL 0 |
| 776 | #define SNDRV_SEQ_INSTR_FREE_CMD_PRIVATE 1 |
| 777 | #define SNDRV_SEQ_INSTR_FREE_CMD_CLUSTER 2 |
| 778 | #define SNDRV_SEQ_INSTR_FREE_CMD_SINGLE 3 |
| 779 | |
| 780 | /* size of ROM/RAM */ |
| 781 | typedef unsigned int sndrv_seq_instr_size_t; |
| 782 | |
| 783 | /* INSTR_INFO */ |
| 784 | |
| 785 | struct sndrv_seq_instr_info { |
| 786 | int result; /* operation result */ |
| 787 | unsigned int formats[8]; /* bitmap of supported formats */ |
| 788 | int ram_count; /* count of RAM banks */ |
| 789 | sndrv_seq_instr_size_t ram_sizes[16]; /* size of RAM banks */ |
| 790 | int rom_count; /* count of ROM banks */ |
| 791 | sndrv_seq_instr_size_t rom_sizes[8]; /* size of ROM banks */ |
| 792 | char reserved[128]; |
| 793 | }; |
| 794 | |
| 795 | /* INSTR_STATUS */ |
| 796 | |
| 797 | struct sndrv_seq_instr_status { |
| 798 | int result; /* operation result */ |
| 799 | sndrv_seq_instr_size_t free_ram[16]; /* free RAM in banks */ |
| 800 | int instrument_count; /* count of downloaded instruments */ |
| 801 | char reserved[128]; |
| 802 | }; |
| 803 | |
| 804 | /* INSTR_FORMAT_INFO */ |
| 805 | |
| 806 | struct sndrv_seq_instr_format_info { |
| 807 | char format[16]; /* format identifier - SNDRV_SEQ_INSTR_ID_* */ |
| 808 | unsigned int len; /* max data length (without this structure) */ |
| 809 | }; |
| 810 | |
| 811 | struct sndrv_seq_instr_format_info_result { |
| 812 | int result; /* operation result */ |
| 813 | char format[16]; /* format identifier */ |
| 814 | unsigned int len; /* filled data length (without this structure) */ |
| 815 | }; |
| 816 | |
| 817 | /* instrument data */ |
| 818 | struct sndrv_seq_instr_data { |
| 819 | char name[32]; /* instrument name */ |
| 820 | char reserved[16]; /* for the future use */ |
| 821 | int type; /* instrument type */ |
| 822 | union { |
| 823 | char format[16]; /* format identifier */ |
| 824 | struct sndrv_seq_instr alias; |
| 825 | } data; |
| 826 | }; |
| 827 | |
| 828 | /* INSTR_PUT/GET, data are stored in one block (extended), header + data */ |
| 829 | |
| 830 | struct sndrv_seq_instr_header { |
| 831 | union { |
| 832 | struct sndrv_seq_instr instr; |
| 833 | sndrv_seq_instr_cluster_t cluster; |
| 834 | } id; /* instrument identifier */ |
| 835 | unsigned int cmd; /* get/put/free command */ |
| 836 | unsigned int flags; /* query flags (only for get) */ |
| 837 | unsigned int len; /* real instrument data length (without header) */ |
| 838 | int result; /* operation result */ |
| 839 | char reserved[16]; /* for the future */ |
| 840 | struct sndrv_seq_instr_data data; /* instrument data (for put/get result) */ |
| 841 | }; |
| 842 | |
| 843 | /* INSTR_CLUSTER_SET */ |
| 844 | |
| 845 | struct sndrv_seq_instr_cluster_set { |
| 846 | sndrv_seq_instr_cluster_t cluster; /* cluster identifier */ |
| 847 | char name[32]; /* cluster name */ |
| 848 | int priority; /* cluster priority */ |
| 849 | char reserved[64]; /* for the future use */ |
| 850 | }; |
| 851 | |
| 852 | /* INSTR_CLUSTER_GET */ |
| 853 | |
| 854 | struct sndrv_seq_instr_cluster_get { |
| 855 | sndrv_seq_instr_cluster_t cluster; /* cluster identifier */ |
| 856 | char name[32]; /* cluster name */ |
| 857 | int priority; /* cluster priority */ |
| 858 | char reserved[64]; /* for the future use */ |
| 859 | }; |
| 860 | |
| 861 | /* |
| 862 | * IOCTL commands |
| 863 | */ |
| 864 | |
| 865 | #define SNDRV_SEQ_IOCTL_PVERSION _IOR ('S', 0x00, int) |
| 866 | #define SNDRV_SEQ_IOCTL_CLIENT_ID _IOR ('S', 0x01, int) |
| 867 | #define SNDRV_SEQ_IOCTL_SYSTEM_INFO _IOWR('S', 0x02, struct sndrv_seq_system_info) |
| 868 | #define SNDRV_SEQ_IOCTL_RUNNING_MODE _IOWR('S', 0x03, struct sndrv_seq_running_info) |
| 869 | |
| 870 | #define SNDRV_SEQ_IOCTL_GET_CLIENT_INFO _IOWR('S', 0x10, struct sndrv_seq_client_info) |
| 871 | #define SNDRV_SEQ_IOCTL_SET_CLIENT_INFO _IOW ('S', 0x11, struct sndrv_seq_client_info) |
| 872 | |
| 873 | #define SNDRV_SEQ_IOCTL_CREATE_PORT _IOWR('S', 0x20, struct sndrv_seq_port_info) |
| 874 | #define SNDRV_SEQ_IOCTL_DELETE_PORT _IOW ('S', 0x21, struct sndrv_seq_port_info) |
| 875 | #define SNDRV_SEQ_IOCTL_GET_PORT_INFO _IOWR('S', 0x22, struct sndrv_seq_port_info) |
| 876 | #define SNDRV_SEQ_IOCTL_SET_PORT_INFO _IOW ('S', 0x23, struct sndrv_seq_port_info) |
| 877 | |
| 878 | #define SNDRV_SEQ_IOCTL_SUBSCRIBE_PORT _IOW ('S', 0x30, struct sndrv_seq_port_subscribe) |
| 879 | #define SNDRV_SEQ_IOCTL_UNSUBSCRIBE_PORT _IOW ('S', 0x31, struct sndrv_seq_port_subscribe) |
| 880 | |
| 881 | #define SNDRV_SEQ_IOCTL_CREATE_QUEUE _IOWR('S', 0x32, struct sndrv_seq_queue_info) |
| 882 | #define SNDRV_SEQ_IOCTL_DELETE_QUEUE _IOW ('S', 0x33, struct sndrv_seq_queue_info) |
| 883 | #define SNDRV_SEQ_IOCTL_GET_QUEUE_INFO _IOWR('S', 0x34, struct sndrv_seq_queue_info) |
| 884 | #define SNDRV_SEQ_IOCTL_SET_QUEUE_INFO _IOWR('S', 0x35, struct sndrv_seq_queue_info) |
| 885 | #define SNDRV_SEQ_IOCTL_GET_NAMED_QUEUE _IOWR('S', 0x36, struct sndrv_seq_queue_info) |
| 886 | #define SNDRV_SEQ_IOCTL_GET_QUEUE_STATUS _IOWR('S', 0x40, struct sndrv_seq_queue_status) |
| 887 | #define SNDRV_SEQ_IOCTL_GET_QUEUE_TEMPO _IOWR('S', 0x41, struct sndrv_seq_queue_tempo) |
| 888 | #define SNDRV_SEQ_IOCTL_SET_QUEUE_TEMPO _IOW ('S', 0x42, struct sndrv_seq_queue_tempo) |
| 889 | #define SNDRV_SEQ_IOCTL_GET_QUEUE_OWNER _IOWR('S', 0x43, struct sndrv_seq_queue_owner) |
| 890 | #define SNDRV_SEQ_IOCTL_SET_QUEUE_OWNER _IOW ('S', 0x44, struct sndrv_seq_queue_owner) |
| 891 | #define SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER _IOWR('S', 0x45, struct sndrv_seq_queue_timer) |
| 892 | #define SNDRV_SEQ_IOCTL_SET_QUEUE_TIMER _IOW ('S', 0x46, struct sndrv_seq_queue_timer) |
| 893 | /* XXX |
| 894 | #define SNDRV_SEQ_IOCTL_GET_QUEUE_SYNC _IOWR('S', 0x53, struct sndrv_seq_queue_sync) |
| 895 | #define SNDRV_SEQ_IOCTL_SET_QUEUE_SYNC _IOW ('S', 0x54, struct sndrv_seq_queue_sync) |
| 896 | */ |
| 897 | #define SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT _IOWR('S', 0x49, struct sndrv_seq_queue_client) |
| 898 | #define SNDRV_SEQ_IOCTL_SET_QUEUE_CLIENT _IOW ('S', 0x4a, struct sndrv_seq_queue_client) |
| 899 | #define SNDRV_SEQ_IOCTL_GET_CLIENT_POOL _IOWR('S', 0x4b, struct sndrv_seq_client_pool) |
| 900 | #define SNDRV_SEQ_IOCTL_SET_CLIENT_POOL _IOW ('S', 0x4c, struct sndrv_seq_client_pool) |
| 901 | #define SNDRV_SEQ_IOCTL_REMOVE_EVENTS _IOW ('S', 0x4e, struct sndrv_seq_remove_events) |
| 902 | #define SNDRV_SEQ_IOCTL_QUERY_SUBS _IOWR('S', 0x4f, struct sndrv_seq_query_subs) |
| 903 | #define SNDRV_SEQ_IOCTL_GET_SUBSCRIPTION _IOWR('S', 0x50, struct sndrv_seq_port_subscribe) |
| 904 | #define SNDRV_SEQ_IOCTL_QUERY_NEXT_CLIENT _IOWR('S', 0x51, struct sndrv_seq_client_info) |
| 905 | #define SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT _IOWR('S', 0x52, struct sndrv_seq_port_info) |
| 906 | |
| 907 | #endif /* __SOUND_ASEQUENCER_H */ |