Linux Audio

Check our new training course

Embedded Linux Audio

Check our new training course
with Creative Commons CC-BY-SA
lecture materials

Bootlin logo

Elixir Cross Referencer

Loading...
  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
#ifndef	_UNISTD_H
#define	_UNISTD_H

#ifdef __cplusplus
extern "C" {
#endif

#include <features.h>

#define STDIN_FILENO  0
#define STDOUT_FILENO 1
#define STDERR_FILENO 2

#define SEEK_SET 0
#define SEEK_CUR 1
#define SEEK_END 2
#define SEEK_DATA 3
#define SEEK_HOLE 4

#if __cplusplus >= 201103L
#define NULL nullptr
#elif defined(__cplusplus)
#define NULL 0L
#else
#define NULL ((void*)0)
#endif

#define __NEED_size_t
#define __NEED_ssize_t
#define __NEED_uid_t
#define __NEED_gid_t
#define __NEED_off_t
#define __NEED_pid_t
#define __NEED_intptr_t
#define __NEED_useconds_t

#include <bits/alltypes.h>

int pipe(int [2]);
int pipe2(int [2], int);
int close(int);
int posix_close(int, int);
int dup(int);
int dup2(int, int);
int dup3(int, int, int);
off_t lseek(int, off_t, int);
int fsync(int);
int fdatasync(int);

ssize_t read(int, void *, size_t);
ssize_t write(int, const void *, size_t);
ssize_t pread(int, void *, size_t, off_t);
ssize_t pwrite(int, const void *, size_t, off_t);

int chown(const char *, uid_t, gid_t);
int fchown(int, uid_t, gid_t);
int lchown(const char *, uid_t, gid_t);
int fchownat(int, const char *, uid_t, gid_t, int);

int link(const char *, const char *);
int linkat(int, const char *, int, const char *, int);
int symlink(const char *, const char *);
int symlinkat(const char *, int, const char *);
ssize_t readlink(const char *__restrict, char *__restrict, size_t);
ssize_t readlinkat(int, const char *__restrict, char *__restrict, size_t);
int unlink(const char *);
int unlinkat(int, const char *, int);
int rmdir(const char *);
int truncate(const char *, off_t);
int ftruncate(int, off_t);

#define F_OK 0
#define R_OK 4
#define W_OK 2
#define X_OK 1

int access(const char *, int);
int faccessat(int, const char *, int, int);

int chdir(const char *);
int fchdir(int);
char *getcwd(char *, size_t);

unsigned alarm(unsigned);
unsigned sleep(unsigned);
int pause(void);

pid_t fork(void);
pid_t _Fork(void);
int execve(const char *, char *const [], char *const []);
int execv(const char *, char *const []);
int execle(const char *, const char *, ...);
int execl(const char *, const char *, ...);
int execvp(const char *, char *const []);
int execlp(const char *, const char *, ...);
int fexecve(int, char *const [], char *const []);
_Noreturn void _exit(int);

pid_t getpid(void);
pid_t getppid(void);
pid_t getpgrp(void);
pid_t getpgid(pid_t);
int setpgid(pid_t, pid_t);
pid_t setsid(void);
pid_t getsid(pid_t);
char *ttyname(int);
int ttyname_r(int, char *, size_t);
int isatty(int);
pid_t tcgetpgrp(int);
int tcsetpgrp(int, pid_t);

uid_t getuid(void);
uid_t geteuid(void);
gid_t getgid(void);
gid_t getegid(void);
int getgroups(int, gid_t []);
int setuid(uid_t);
int seteuid(uid_t);
int setgid(gid_t);
int setegid(gid_t);

char *getlogin(void);
int getlogin_r(char *, size_t);
int gethostname(char *, size_t);
char *ctermid(char *);

int getopt(int, char * const [], const char *);
extern char *optarg;
extern int optind, opterr, optopt;

long pathconf(const char *, int);
long fpathconf(int, int);
long sysconf(int);
size_t confstr(int, char *, size_t);

#if defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
#define F_ULOCK 0
#define F_LOCK  1
#define F_TLOCK 2
#define F_TEST  3
int setreuid(uid_t, uid_t);
int setregid(gid_t, gid_t);
int lockf(int, int, off_t);
long gethostid(void);
int nice(int);
void sync(void);
pid_t setpgrp(void);
char *crypt(const char *, const char *);
void encrypt(char *, int);
void swab(const void *__restrict, void *__restrict, ssize_t);
#endif

#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE) \
 || (defined(_XOPEN_SOURCE) && _XOPEN_SOURCE+0 < 700)
int usleep(unsigned);
unsigned ualarm(unsigned, unsigned);
#endif

#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
#define L_SET 0
#define L_INCR 1
#define L_XTND 2
int brk(void *);
void *sbrk(intptr_t);
pid_t vfork(void);
int vhangup(void);
int chroot(const char *);
int getpagesize(void);
int getdtablesize(void);
int sethostname(const char *, size_t);
int getdomainname(char *, size_t);
int setdomainname(const char *, size_t);
int setgroups(size_t, const gid_t *);
char *getpass(const char *);
int daemon(int, int);
void setusershell(void);
void endusershell(void);
char *getusershell(void);
int acct(const char *);
long syscall(long, ...);
int execvpe(const char *, char *const [], char *const []);
int issetugid(void);
int getentropy(void *, size_t);
extern int optreset;
#endif

#ifdef _GNU_SOURCE
extern char **environ;
int setresuid(uid_t, uid_t, uid_t);
int setresgid(gid_t, gid_t, gid_t);
int getresuid(uid_t *, uid_t *, uid_t *);
int getresgid(gid_t *, gid_t *, gid_t *);
char *get_current_dir_name(void);
int syncfs(int);
int euidaccess(const char *, int);
int eaccess(const char *, int);
ssize_t copy_file_range(int, off_t *, int, off_t *, size_t, unsigned);
pid_t gettid(void);
#endif

#if defined(_LARGEFILE64_SOURCE)
#define lseek64 lseek
#define pread64 pread
#define pwrite64 pwrite
#define truncate64 truncate
#define ftruncate64 ftruncate
#define lockf64 lockf
#define off64_t off_t
#endif

#define POSIX_CLOSE_RESTART     0

#define _XOPEN_VERSION          700
#define _XOPEN_UNIX             1
#define _XOPEN_ENH_I18N         1

#define _POSIX_VERSION          200809L
#define _POSIX2_VERSION         _POSIX_VERSION

#define _POSIX_ADVISORY_INFO    _POSIX_VERSION
#define _POSIX_CHOWN_RESTRICTED 1
#define _POSIX_IPV6             _POSIX_VERSION
#define _POSIX_JOB_CONTROL      1
#define _POSIX_MAPPED_FILES     _POSIX_VERSION
#define _POSIX_MEMLOCK          _POSIX_VERSION
#define _POSIX_MEMLOCK_RANGE    _POSIX_VERSION
#define _POSIX_MEMORY_PROTECTION _POSIX_VERSION
#define _POSIX_MESSAGE_PASSING  _POSIX_VERSION
#define _POSIX_FSYNC            _POSIX_VERSION
#define _POSIX_NO_TRUNC         1
#define _POSIX_RAW_SOCKETS      _POSIX_VERSION
#define _POSIX_REALTIME_SIGNALS _POSIX_VERSION
#define _POSIX_REGEXP           1
#define _POSIX_SAVED_IDS        1
#define _POSIX_SHELL            1
#define _POSIX_SPAWN            _POSIX_VERSION
#define _POSIX_VDISABLE         0

#define _POSIX_THREADS          _POSIX_VERSION
#define _POSIX_THREAD_PROCESS_SHARED _POSIX_VERSION
#define _POSIX_THREAD_SAFE_FUNCTIONS _POSIX_VERSION
#define _POSIX_THREAD_ATTR_STACKADDR _POSIX_VERSION
#define _POSIX_THREAD_ATTR_STACKSIZE _POSIX_VERSION
#define _POSIX_THREAD_PRIORITY_SCHEDULING _POSIX_VERSION
#define _POSIX_THREAD_CPUTIME   _POSIX_VERSION
#define _POSIX_TIMERS           _POSIX_VERSION
#define _POSIX_TIMEOUTS         _POSIX_VERSION
#define _POSIX_MONOTONIC_CLOCK  _POSIX_VERSION
#define _POSIX_CPUTIME          _POSIX_VERSION
#define _POSIX_CLOCK_SELECTION  _POSIX_VERSION
#define _POSIX_BARRIERS         _POSIX_VERSION
#define _POSIX_SPIN_LOCKS       _POSIX_VERSION
#define _POSIX_READER_WRITER_LOCKS _POSIX_VERSION
#define _POSIX_ASYNCHRONOUS_IO  _POSIX_VERSION
#define _POSIX_SEMAPHORES       _POSIX_VERSION
#define _POSIX_SHARED_MEMORY_OBJECTS _POSIX_VERSION

#define _POSIX2_C_BIND          _POSIX_VERSION

#include <bits/posix.h>



#define _PC_LINK_MAX	0
#define _PC_MAX_CANON	1
#define _PC_MAX_INPUT	2
#define _PC_NAME_MAX	3
#define _PC_PATH_MAX	4
#define _PC_PIPE_BUF	5
#define _PC_CHOWN_RESTRICTED	6
#define _PC_NO_TRUNC	7
#define _PC_VDISABLE	8
#define _PC_SYNC_IO	9
#define _PC_ASYNC_IO	10
#define _PC_PRIO_IO	11
#define _PC_SOCK_MAXBUF	12
#define _PC_FILESIZEBITS	13
#define _PC_REC_INCR_XFER_SIZE	14
#define _PC_REC_MAX_XFER_SIZE	15
#define _PC_REC_MIN_XFER_SIZE	16
#define _PC_REC_XFER_ALIGN	17
#define _PC_ALLOC_SIZE_MIN	18
#define _PC_SYMLINK_MAX	19
#define _PC_2_SYMLINKS	20

#define _SC_ARG_MAX	0
#define _SC_CHILD_MAX	1
#define _SC_CLK_TCK	2
#define _SC_NGROUPS_MAX	3
#define _SC_OPEN_MAX	4
#define _SC_STREAM_MAX	5
#define _SC_TZNAME_MAX	6
#define _SC_JOB_CONTROL	7
#define _SC_SAVED_IDS	8
#define _SC_REALTIME_SIGNALS	9
#define _SC_PRIORITY_SCHEDULING	10
#define _SC_TIMERS	11
#define _SC_ASYNCHRONOUS_IO	12
#define _SC_PRIORITIZED_IO	13
#define _SC_SYNCHRONIZED_IO	14
#define _SC_FSYNC	15
#define _SC_MAPPED_FILES	16
#define _SC_MEMLOCK	17
#define _SC_MEMLOCK_RANGE	18
#define _SC_MEMORY_PROTECTION	19
#define _SC_MESSAGE_PASSING	20
#define _SC_SEMAPHORES	21
#define _SC_SHARED_MEMORY_OBJECTS	22
#define _SC_AIO_LISTIO_MAX	23
#define _SC_AIO_MAX	24
#define _SC_AIO_PRIO_DELTA_MAX	25
#define _SC_DELAYTIMER_MAX	26
#define _SC_MQ_OPEN_MAX	27
#define _SC_MQ_PRIO_MAX	28
#define _SC_VERSION	29
#define _SC_PAGE_SIZE	30
#define _SC_PAGESIZE	30 /* !! */
#define _SC_RTSIG_MAX	31
#define _SC_SEM_NSEMS_MAX	32
#define _SC_SEM_VALUE_MAX	33
#define _SC_SIGQUEUE_MAX	34
#define _SC_TIMER_MAX	35
#define _SC_BC_BASE_MAX	36
#define _SC_BC_DIM_MAX	37
#define _SC_BC_SCALE_MAX	38
#define _SC_BC_STRING_MAX	39
#define _SC_COLL_WEIGHTS_MAX	40
#define _SC_EXPR_NEST_MAX	42
#define _SC_LINE_MAX	43
#define _SC_RE_DUP_MAX	44
#define _SC_2_VERSION	46
#define _SC_2_C_BIND	47
#define _SC_2_C_DEV	48
#define _SC_2_FORT_DEV	49
#define _SC_2_FORT_RUN	50
#define _SC_2_SW_DEV	51
#define _SC_2_LOCALEDEF	52
#define _SC_UIO_MAXIOV	60 /* !! */
#define _SC_IOV_MAX	60
#define _SC_THREADS	67
#define _SC_THREAD_SAFE_FUNCTIONS	68
#define _SC_GETGR_R_SIZE_MAX	69
#define _SC_GETPW_R_SIZE_MAX	70
#define _SC_LOGIN_NAME_MAX	71
#define _SC_TTY_NAME_MAX	72
#define _SC_THREAD_DESTRUCTOR_ITERATIONS	73
#define _SC_THREAD_KEYS_MAX	74
#define _SC_THREAD_STACK_MIN	75
#define _SC_THREAD_THREADS_MAX	76
#define _SC_THREAD_ATTR_STACKADDR	77
#define _SC_THREAD_ATTR_STACKSIZE	78
#define _SC_THREAD_PRIORITY_SCHEDULING	79
#define _SC_THREAD_PRIO_INHERIT	80
#define _SC_THREAD_PRIO_PROTECT	81
#define _SC_THREAD_PROCESS_SHARED	82
#define _SC_NPROCESSORS_CONF	83
#define _SC_NPROCESSORS_ONLN	84
#define _SC_PHYS_PAGES	85
#define _SC_AVPHYS_PAGES	86
#define _SC_ATEXIT_MAX	87
#define _SC_PASS_MAX	88
#define _SC_XOPEN_VERSION	89
#define _SC_XOPEN_XCU_VERSION	90
#define _SC_XOPEN_UNIX	91
#define _SC_XOPEN_CRYPT	92
#define _SC_XOPEN_ENH_I18N	93
#define _SC_XOPEN_SHM	94
#define _SC_2_CHAR_TERM	95
#define _SC_2_UPE	97
#define _SC_XOPEN_XPG2	98
#define _SC_XOPEN_XPG3	99
#define _SC_XOPEN_XPG4	100
#define _SC_NZERO	109
#define _SC_XBS5_ILP32_OFF32	125
#define _SC_XBS5_ILP32_OFFBIG	126
#define _SC_XBS5_LP64_OFF64	127
#define _SC_XBS5_LPBIG_OFFBIG	128
#define _SC_XOPEN_LEGACY	129
#define _SC_XOPEN_REALTIME	130
#define _SC_XOPEN_REALTIME_THREADS	131
#define _SC_ADVISORY_INFO	132
#define _SC_BARRIERS	133
#define _SC_CLOCK_SELECTION	137
#define _SC_CPUTIME	138
#define _SC_THREAD_CPUTIME	139
#define _SC_MONOTONIC_CLOCK	149
#define _SC_READER_WRITER_LOCKS	153
#define _SC_SPIN_LOCKS	154
#define _SC_REGEXP	155
#define _SC_SHELL	157
#define _SC_SPAWN	159
#define _SC_SPORADIC_SERVER	160
#define _SC_THREAD_SPORADIC_SERVER	161
#define _SC_TIMEOUTS	164
#define _SC_TYPED_MEMORY_OBJECTS	165
#define _SC_2_PBS	168
#define _SC_2_PBS_ACCOUNTING	169
#define _SC_2_PBS_LOCATE	170
#define _SC_2_PBS_MESSAGE	171
#define _SC_2_PBS_TRACK	172
#define _SC_SYMLOOP_MAX	173
#define _SC_STREAMS	174
#define _SC_2_PBS_CHECKPOINT	175
#define _SC_V6_ILP32_OFF32	176
#define _SC_V6_ILP32_OFFBIG	177
#define _SC_V6_LP64_OFF64	178
#define _SC_V6_LPBIG_OFFBIG	179
#define _SC_HOST_NAME_MAX	180
#define _SC_TRACE	181
#define _SC_TRACE_EVENT_FILTER	182
#define _SC_TRACE_INHERIT	183
#define _SC_TRACE_LOG	184

#define _SC_IPV6	235
#define _SC_RAW_SOCKETS	236
#define _SC_V7_ILP32_OFF32	237
#define _SC_V7_ILP32_OFFBIG	238
#define _SC_V7_LP64_OFF64	239
#define _SC_V7_LPBIG_OFFBIG	240
#define _SC_SS_REPL_MAX	241
#define _SC_TRACE_EVENT_NAME_MAX	242
#define _SC_TRACE_NAME_MAX	243
#define _SC_TRACE_SYS_MAX	244
#define _SC_TRACE_USER_EVENT_MAX	245
#define _SC_XOPEN_STREAMS	246
#define _SC_THREAD_ROBUST_PRIO_INHERIT	247
#define _SC_THREAD_ROBUST_PRIO_PROTECT	248
#define _SC_MINSIGSTKSZ	249
#define _SC_SIGSTKSZ	250

#define _CS_PATH	0
#define _CS_POSIX_V6_WIDTH_RESTRICTED_ENVS	1
#define _CS_GNU_LIBC_VERSION	2
#define _CS_GNU_LIBPTHREAD_VERSION	3
#define _CS_POSIX_V5_WIDTH_RESTRICTED_ENVS	4
#define _CS_POSIX_V7_WIDTH_RESTRICTED_ENVS	5

#define _CS_POSIX_V6_ILP32_OFF32_CFLAGS	1116
#define _CS_POSIX_V6_ILP32_OFF32_LDFLAGS	1117
#define _CS_POSIX_V6_ILP32_OFF32_LIBS	1118
#define _CS_POSIX_V6_ILP32_OFF32_LINTFLAGS	1119
#define _CS_POSIX_V6_ILP32_OFFBIG_CFLAGS	1120
#define _CS_POSIX_V6_ILP32_OFFBIG_LDFLAGS	1121
#define _CS_POSIX_V6_ILP32_OFFBIG_LIBS	1122
#define _CS_POSIX_V6_ILP32_OFFBIG_LINTFLAGS	1123
#define _CS_POSIX_V6_LP64_OFF64_CFLAGS	1124
#define _CS_POSIX_V6_LP64_OFF64_LDFLAGS	1125
#define _CS_POSIX_V6_LP64_OFF64_LIBS	1126
#define _CS_POSIX_V6_LP64_OFF64_LINTFLAGS	1127
#define _CS_POSIX_V6_LPBIG_OFFBIG_CFLAGS	1128
#define _CS_POSIX_V6_LPBIG_OFFBIG_LDFLAGS	1129
#define _CS_POSIX_V6_LPBIG_OFFBIG_LIBS	1130
#define _CS_POSIX_V6_LPBIG_OFFBIG_LINTFLAGS	1131
#define _CS_POSIX_V7_ILP32_OFF32_CFLAGS	1132
#define _CS_POSIX_V7_ILP32_OFF32_LDFLAGS	1133
#define _CS_POSIX_V7_ILP32_OFF32_LIBS	1134
#define _CS_POSIX_V7_ILP32_OFF32_LINTFLAGS	1135
#define _CS_POSIX_V7_ILP32_OFFBIG_CFLAGS	1136
#define _CS_POSIX_V7_ILP32_OFFBIG_LDFLAGS	1137
#define _CS_POSIX_V7_ILP32_OFFBIG_LIBS	1138
#define _CS_POSIX_V7_ILP32_OFFBIG_LINTFLAGS	1139
#define _CS_POSIX_V7_LP64_OFF64_CFLAGS	1140
#define _CS_POSIX_V7_LP64_OFF64_LDFLAGS	1141
#define _CS_POSIX_V7_LP64_OFF64_LIBS	1142
#define _CS_POSIX_V7_LP64_OFF64_LINTFLAGS	1143
#define _CS_POSIX_V7_LPBIG_OFFBIG_CFLAGS	1144
#define _CS_POSIX_V7_LPBIG_OFFBIG_LDFLAGS	1145
#define _CS_POSIX_V7_LPBIG_OFFBIG_LIBS	1146
#define _CS_POSIX_V7_LPBIG_OFFBIG_LINTFLAGS	1147
#define _CS_V6_ENV	1148
#define _CS_V7_ENV	1149
#define _CS_POSIX_V7_THREADS_CFLAGS	1150
#define _CS_POSIX_V7_THREADS_LDFLAGS	1151

#ifdef __cplusplus
}
#endif

#endif