1#ifndef _UNISTD_H 2#define _UNISTD_H 3 4#ifdef __cplusplus 5extern "C" { 6#endif 7 8#include <features.h> 9 10#define STDIN_FILENO 0 11#define STDOUT_FILENO 1 12#define STDERR_FILENO 2 13 14#define SEEK_SET 0 15#define SEEK_CUR 1 16#define SEEK_END 2 17 18#ifdef __cplusplus 19#define NULL 0L 20#else 21#define NULL ((void*)0) 22#endif 23 24#define __NEED_size_t 25#define __NEED_ssize_t 26#define __NEED_uid_t 27#define __NEED_gid_t 28#define __NEED_off_t 29#define __NEED_pid_t 30#define __NEED_intptr_t 31#define __NEED_useconds_t 32 33#include <bits/alltypes.h> 34 35int pipe(int [2]); 36int pipe2(int [2], int); 37int close(int); 38int dup(int); 39int dup2(int, int); 40int dup3(int, int, int); 41off_t lseek(int, off_t, int); 42int fsync(int); 43int fdatasync(int); 44 45ssize_t read(int, void *, size_t); 46ssize_t write(int, const void *, size_t); 47ssize_t pread(int, void *, size_t, off_t); 48ssize_t pwrite(int, const void *, size_t, off_t); 49 50int chown(const char *, uid_t, gid_t); 51int fchown(int, uid_t, gid_t); 52int lchown(const char *, uid_t, gid_t); 53int fchownat(int, const char *, uid_t, gid_t, int); 54 55int link(const char *, const char *); 56int linkat(int, const char *, int, const char *, int); 57int symlink(const char *, const char *); 58int symlinkat(const char *, int, const char *); 59ssize_t readlink(const char *__restrict, char *__restrict, size_t); 60ssize_t readlinkat(int, const char *__restrict, char *__restrict, size_t); 61int unlink(const char *); 62int unlinkat(int, const char *, int); 63int rmdir(const char *); 64int truncate(const char *, off_t); 65int ftruncate(int, off_t); 66 67#define F_OK 0 68#define R_OK 4 69#define W_OK 2 70#define X_OK 1 71 72int access(const char *, int); 73int faccessat(int, const char *, int, int); 74 75int chdir(const char *); 76int fchdir(int); 77char *getcwd(char *, size_t); 78 79unsigned alarm(unsigned); 80unsigned sleep(unsigned); 81int pause(void); 82 83pid_t fork(void); 84int execve(const char *, char *const [], char *const []); 85int execv(const char *, char *const []); 86int execle(const char *, const char *, ...); 87int execl(const char *, const char *, ...); 88int execvp(const char *, char *const []); 89int execlp(const char *, const char *, ...); 90int fexecve(int, char *const [], char *const []); 91_Noreturn void _exit(int); 92 93pid_t getpid(void); 94pid_t getppid(void); 95pid_t getpgrp(void); 96pid_t getpgid(pid_t); 97int setpgid(pid_t, pid_t); 98pid_t setsid(void); 99pid_t getsid(pid_t); 100char *ttyname(int); 101int ttyname_r(int, char *, size_t); 102int isatty(int); 103pid_t tcgetpgrp(int); 104int tcsetpgrp(int, pid_t); 105 106uid_t getuid(void); 107uid_t geteuid(void); 108gid_t getgid(void); 109gid_t getegid(void); 110int getgroups(int, gid_t []); 111int setuid(uid_t); 112int seteuid(uid_t); 113int setgid(gid_t); 114int setegid(gid_t); 115 116char *getlogin(void); 117int getlogin_r(char *, size_t); 118int gethostname(char *, size_t); 119char *ctermid(char *); 120 121int getopt(int, char * const [], const char *); 122extern char *optarg; 123extern int optind, opterr, optopt; 124 125long pathconf(const char *, int); 126long fpathconf(int, int); 127long sysconf(int); 128size_t confstr(int, char *, size_t); 129 130#if defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE) 131#define F_ULOCK 0 132#define F_LOCK 1 133#define F_TLOCK 2 134#define F_TEST 3 135int setreuid(uid_t, uid_t); 136int setregid(gid_t, gid_t); 137int lockf(int, int, off_t); 138int nice(int); 139void sync(void); 140pid_t setpgrp(void); 141 142/** 143 * @brief Encrypts a password using the DES algorithm 144 * 145 * The `crypt` function encrypts the given password string using the DES algorithm 146 * and returns the encrypted string. It is commonly used for storing and verifying user passwords 147 * 148 * @param (const char *) The password string to be encrypted. 149 * @param (const char *) The salt value string used to increase the randomness of encryption 150 * 151 * @return Return the encrypted string or NULL in case of an error. 152 * @since 12 153*/ 154char *crypt(const char *, const char *); 155void swab(const void *__restrict, void *__restrict, ssize_t); 156#endif 157 158#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE) \ 159 || (defined(_XOPEN_SOURCE) && _XOPEN_SOURCE+0 < 700) 160int usleep(unsigned); 161#endif 162 163#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE) 164#define L_SET 0 165#define L_INCR 1 166#define L_XTND 2 167int brk(void *); 168void *sbrk(intptr_t); 169pid_t vfork(void); 170int chroot(const char *); 171int getpagesize(void); 172int getdtablesize(void); 173int sethostname(const char *, size_t); 174int getdomainname(char *, size_t); 175int setdomainname(const char *, size_t); 176int setgroups(size_t, const gid_t *); 177int daemon(int, int); 178int acct(const char *); 179long syscall(long, ...); 180int execvpe(const char *, char *const [], char *const []); 181int issetugid(void); 182int getentropy(void *, size_t); 183extern int optreset; 184#endif 185 186#ifdef _GNU_SOURCE 187extern char **environ; 188int setresuid(uid_t, uid_t, uid_t); 189int setresgid(gid_t, gid_t, gid_t); 190int getresuid(uid_t *, uid_t *, uid_t *); 191int getresgid(gid_t *, gid_t *, gid_t *); 192int syncfs(int); 193 194/** 195 * @brief Check permissions and existence of the file identified by pathname. 196 * 197 * @param (const char *) Path to the file. 198 * @param (int) The access permissions to be tested. 199 * 200 * @return On success, zero is returned. On error, -1 is returned 201 * 202 * @since 12 203*/ 204int eaccess(const char *, int); 205ssize_t copy_file_range(int, off_t *, int, off_t *, size_t, unsigned); 206pid_t gettid(void); 207#endif 208 209#if defined(_LARGEFILE64_SOURCE) || defined(_GNU_SOURCE) 210#define lseek64 lseek 211#define pread64 pread 212#define pwrite64 pwrite 213#define truncate64 truncate 214#define ftruncate64 ftruncate 215#define lockf64 lockf 216#define off64_t off_t 217#endif 218 219#define POSIX_CLOSE_RESTART 0 220 221#define _XOPEN_VERSION 700 222#define _XOPEN_UNIX 1 223#define _XOPEN_ENH_I18N 1 224 225#define _POSIX_VERSION 200809L 226#define _POSIX2_VERSION _POSIX_VERSION 227 228#define _POSIX_ADVISORY_INFO _POSIX_VERSION 229#define _POSIX_CHOWN_RESTRICTED 1 230#define _POSIX_IPV6 _POSIX_VERSION 231#define _POSIX_JOB_CONTROL 1 232#define _POSIX_MAPPED_FILES _POSIX_VERSION 233#define _POSIX_MEMLOCK _POSIX_VERSION 234#define _POSIX_MEMLOCK_RANGE _POSIX_VERSION 235#define _POSIX_MEMORY_PROTECTION _POSIX_VERSION 236#define _POSIX_MESSAGE_PASSING _POSIX_VERSION 237#define _POSIX_FSYNC _POSIX_VERSION 238#define _POSIX_NO_TRUNC 1 239#define _POSIX_RAW_SOCKETS _POSIX_VERSION 240#define _POSIX_REALTIME_SIGNALS _POSIX_VERSION 241#define _POSIX_REGEXP 1 242#define _POSIX_SAVED_IDS 1 243#define _POSIX_SHELL 1 244#define _POSIX_SPAWN _POSIX_VERSION 245#define _POSIX_VDISABLE 0 246 247#define _POSIX_THREADS _POSIX_VERSION 248#define _POSIX_THREAD_PROCESS_SHARED _POSIX_VERSION 249#define _POSIX_THREAD_SAFE_FUNCTIONS _POSIX_VERSION 250#define _POSIX_THREAD_ATTR_STACKADDR _POSIX_VERSION 251#define _POSIX_THREAD_ATTR_STACKSIZE _POSIX_VERSION 252#define _POSIX_THREAD_PRIORITY_SCHEDULING _POSIX_VERSION 253#define _POSIX_THREAD_CPUTIME _POSIX_VERSION 254#define _POSIX_TIMERS _POSIX_VERSION 255#define _POSIX_TIMEOUTS _POSIX_VERSION 256#define _POSIX_MONOTONIC_CLOCK _POSIX_VERSION 257#define _POSIX_CPUTIME _POSIX_VERSION 258#define _POSIX_CLOCK_SELECTION _POSIX_VERSION 259#define _POSIX_BARRIERS _POSIX_VERSION 260#define _POSIX_SPIN_LOCKS _POSIX_VERSION 261#define _POSIX_READER_WRITER_LOCKS _POSIX_VERSION 262#define _POSIX_ASYNCHRONOUS_IO _POSIX_VERSION 263#define _POSIX_SEMAPHORES _POSIX_VERSION 264#define _POSIX_SHARED_MEMORY_OBJECTS _POSIX_VERSION 265 266#define _POSIX2_C_BIND _POSIX_VERSION 267 268#include <bits/posix.h> 269 270 271 272#define _PC_LINK_MAX 0 273#define _PC_MAX_CANON 1 274#define _PC_MAX_INPUT 2 275#define _PC_NAME_MAX 3 276#define _PC_PATH_MAX 4 277#define _PC_PIPE_BUF 5 278#define _PC_CHOWN_RESTRICTED 6 279#define _PC_NO_TRUNC 7 280#define _PC_VDISABLE 8 281#define _PC_SYNC_IO 9 282#define _PC_ASYNC_IO 10 283#define _PC_PRIO_IO 11 284#define _PC_SOCK_MAXBUF 12 285#define _PC_FILESIZEBITS 13 286#define _PC_REC_INCR_XFER_SIZE 14 287#define _PC_REC_MAX_XFER_SIZE 15 288#define _PC_REC_MIN_XFER_SIZE 16 289#define _PC_REC_XFER_ALIGN 17 290#define _PC_ALLOC_SIZE_MIN 18 291#define _PC_SYMLINK_MAX 19 292#define _PC_2_SYMLINKS 20 293 294#define _SC_ARG_MAX 0 295#define _SC_CHILD_MAX 1 296#define _SC_CLK_TCK 2 297#define _SC_NGROUPS_MAX 3 298#define _SC_OPEN_MAX 4 299#define _SC_STREAM_MAX 5 300#define _SC_TZNAME_MAX 6 301#define _SC_JOB_CONTROL 7 302#define _SC_SAVED_IDS 8 303#define _SC_REALTIME_SIGNALS 9 304#define _SC_PRIORITY_SCHEDULING 10 305#define _SC_TIMERS 11 306#define _SC_ASYNCHRONOUS_IO 12 307#define _SC_PRIORITIZED_IO 13 308#define _SC_SYNCHRONIZED_IO 14 309#define _SC_FSYNC 15 310#define _SC_MAPPED_FILES 16 311#define _SC_MEMLOCK 17 312#define _SC_MEMLOCK_RANGE 18 313#define _SC_MEMORY_PROTECTION 19 314#define _SC_MESSAGE_PASSING 20 315#define _SC_SEMAPHORES 21 316#define _SC_SHARED_MEMORY_OBJECTS 22 317#define _SC_AIO_LISTIO_MAX 23 318#define _SC_AIO_MAX 24 319#define _SC_AIO_PRIO_DELTA_MAX 25 320#define _SC_DELAYTIMER_MAX 26 321#define _SC_MQ_OPEN_MAX 27 322#define _SC_MQ_PRIO_MAX 28 323#define _SC_VERSION 29 324#define _SC_PAGE_SIZE 30 325#define _SC_PAGESIZE 30 /* !! */ 326#define _SC_RTSIG_MAX 31 327#define _SC_SEM_NSEMS_MAX 32 328#define _SC_SEM_VALUE_MAX 33 329#define _SC_SIGQUEUE_MAX 34 330#define _SC_TIMER_MAX 35 331#define _SC_BC_BASE_MAX 36 332#define _SC_BC_DIM_MAX 37 333#define _SC_BC_SCALE_MAX 38 334#define _SC_BC_STRING_MAX 39 335#define _SC_COLL_WEIGHTS_MAX 40 336#define _SC_EXPR_NEST_MAX 42 337#define _SC_LINE_MAX 43 338#define _SC_RE_DUP_MAX 44 339#define _SC_2_VERSION 46 340#define _SC_2_C_BIND 47 341#define _SC_2_C_DEV 48 342#define _SC_2_FORT_DEV 49 343#define _SC_2_FORT_RUN 50 344#define _SC_2_SW_DEV 51 345#define _SC_2_LOCALEDEF 52 346#define _SC_UIO_MAXIOV 60 /* !! */ 347#define _SC_IOV_MAX 60 348#define _SC_THREADS 67 349#define _SC_THREAD_SAFE_FUNCTIONS 68 350#define _SC_GETGR_R_SIZE_MAX 69 351#define _SC_GETPW_R_SIZE_MAX 70 352#define _SC_LOGIN_NAME_MAX 71 353#define _SC_TTY_NAME_MAX 72 354#define _SC_THREAD_DESTRUCTOR_ITERATIONS 73 355#define _SC_THREAD_KEYS_MAX 74 356#define _SC_THREAD_STACK_MIN 75 357#define _SC_THREAD_THREADS_MAX 76 358#define _SC_THREAD_ATTR_STACKADDR 77 359#define _SC_THREAD_ATTR_STACKSIZE 78 360#define _SC_THREAD_PRIORITY_SCHEDULING 79 361#define _SC_THREAD_PRIO_INHERIT 80 362#define _SC_THREAD_PRIO_PROTECT 81 363#define _SC_THREAD_PROCESS_SHARED 82 364#define _SC_NPROCESSORS_CONF 83 365#define _SC_NPROCESSORS_ONLN 84 366#define _SC_PHYS_PAGES 85 367#define _SC_AVPHYS_PAGES 86 368#define _SC_ATEXIT_MAX 87 369#define _SC_PASS_MAX 88 370#define _SC_XOPEN_VERSION 89 371#define _SC_XOPEN_XCU_VERSION 90 372#define _SC_XOPEN_UNIX 91 373#define _SC_XOPEN_CRYPT 92 374#define _SC_XOPEN_ENH_I18N 93 375#define _SC_XOPEN_SHM 94 376#define _SC_2_CHAR_TERM 95 377#define _SC_2_UPE 97 378#define _SC_XOPEN_XPG2 98 379#define _SC_XOPEN_XPG3 99 380#define _SC_XOPEN_XPG4 100 381#define _SC_NZERO 109 382#define _SC_XBS5_ILP32_OFF32 125 383#define _SC_XBS5_ILP32_OFFBIG 126 384#define _SC_XBS5_LP64_OFF64 127 385#define _SC_XBS5_LPBIG_OFFBIG 128 386#define _SC_XOPEN_LEGACY 129 387#define _SC_XOPEN_REALTIME 130 388#define _SC_XOPEN_REALTIME_THREADS 131 389#define _SC_ADVISORY_INFO 132 390#define _SC_BARRIERS 133 391#define _SC_CLOCK_SELECTION 137 392#define _SC_CPUTIME 138 393#define _SC_THREAD_CPUTIME 139 394#define _SC_MONOTONIC_CLOCK 149 395#define _SC_READER_WRITER_LOCKS 153 396#define _SC_SPIN_LOCKS 154 397#define _SC_REGEXP 155 398#define _SC_SHELL 157 399#define _SC_SPAWN 159 400#define _SC_SPORADIC_SERVER 160 401#define _SC_THREAD_SPORADIC_SERVER 161 402#define _SC_TIMEOUTS 164 403#define _SC_TYPED_MEMORY_OBJECTS 165 404#define _SC_2_PBS 168 405#define _SC_2_PBS_ACCOUNTING 169 406#define _SC_2_PBS_LOCATE 170 407#define _SC_2_PBS_MESSAGE 171 408#define _SC_2_PBS_TRACK 172 409#define _SC_SYMLOOP_MAX 173 410#define _SC_STREAMS 174 411#define _SC_2_PBS_CHECKPOINT 175 412#define _SC_V6_ILP32_OFF32 176 413#define _SC_V6_ILP32_OFFBIG 177 414#define _SC_V6_LP64_OFF64 178 415#define _SC_V6_LPBIG_OFFBIG 179 416#define _SC_HOST_NAME_MAX 180 417#define _SC_TRACE 181 418#define _SC_TRACE_EVENT_FILTER 182 419#define _SC_TRACE_INHERIT 183 420#define _SC_TRACE_LOG 184 421 422#define _SC_IPV6 235 423#define _SC_RAW_SOCKETS 236 424#define _SC_V7_ILP32_OFF32 237 425#define _SC_V7_ILP32_OFFBIG 238 426#define _SC_V7_LP64_OFF64 239 427#define _SC_V7_LPBIG_OFFBIG 240 428#define _SC_SS_REPL_MAX 241 429#define _SC_TRACE_EVENT_NAME_MAX 242 430#define _SC_TRACE_NAME_MAX 243 431#define _SC_TRACE_SYS_MAX 244 432#define _SC_TRACE_USER_EVENT_MAX 245 433#define _SC_XOPEN_STREAMS 246 434#define _SC_THREAD_ROBUST_PRIO_INHERIT 247 435#define _SC_THREAD_ROBUST_PRIO_PROTECT 248 436 437#define _CS_PATH 0 438#define _CS_POSIX_V6_WIDTH_RESTRICTED_ENVS 1 439#define _CS_GNU_LIBC_VERSION 2 440#define _CS_GNU_LIBPTHREAD_VERSION 3 441#define _CS_POSIX_V5_WIDTH_RESTRICTED_ENVS 4 442#define _CS_POSIX_V7_WIDTH_RESTRICTED_ENVS 5 443 444#define _CS_POSIX_V6_ILP32_OFF32_CFLAGS 1116 445#define _CS_POSIX_V6_ILP32_OFF32_LDFLAGS 1117 446#define _CS_POSIX_V6_ILP32_OFF32_LIBS 1118 447#define _CS_POSIX_V6_ILP32_OFF32_LINTFLAGS 1119 448#define _CS_POSIX_V6_ILP32_OFFBIG_CFLAGS 1120 449#define _CS_POSIX_V6_ILP32_OFFBIG_LDFLAGS 1121 450#define _CS_POSIX_V6_ILP32_OFFBIG_LIBS 1122 451#define _CS_POSIX_V6_ILP32_OFFBIG_LINTFLAGS 1123 452#define _CS_POSIX_V6_LP64_OFF64_CFLAGS 1124 453#define _CS_POSIX_V6_LP64_OFF64_LDFLAGS 1125 454#define _CS_POSIX_V6_LP64_OFF64_LIBS 1126 455#define _CS_POSIX_V6_LP64_OFF64_LINTFLAGS 1127 456#define _CS_POSIX_V6_LPBIG_OFFBIG_CFLAGS 1128 457#define _CS_POSIX_V6_LPBIG_OFFBIG_LDFLAGS 1129 458#define _CS_POSIX_V6_LPBIG_OFFBIG_LIBS 1130 459#define _CS_POSIX_V6_LPBIG_OFFBIG_LINTFLAGS 1131 460#define _CS_POSIX_V7_ILP32_OFF32_CFLAGS 1132 461#define _CS_POSIX_V7_ILP32_OFF32_LDFLAGS 1133 462#define _CS_POSIX_V7_ILP32_OFF32_LIBS 1134 463#define _CS_POSIX_V7_ILP32_OFF32_LINTFLAGS 1135 464#define _CS_POSIX_V7_ILP32_OFFBIG_CFLAGS 1136 465#define _CS_POSIX_V7_ILP32_OFFBIG_LDFLAGS 1137 466#define _CS_POSIX_V7_ILP32_OFFBIG_LIBS 1138 467#define _CS_POSIX_V7_ILP32_OFFBIG_LINTFLAGS 1139 468#define _CS_POSIX_V7_LP64_OFF64_CFLAGS 1140 469#define _CS_POSIX_V7_LP64_OFF64_LDFLAGS 1141 470#define _CS_POSIX_V7_LP64_OFF64_LIBS 1142 471#define _CS_POSIX_V7_LP64_OFF64_LINTFLAGS 1143 472#define _CS_POSIX_V7_LPBIG_OFFBIG_CFLAGS 1144 473#define _CS_POSIX_V7_LPBIG_OFFBIG_LDFLAGS 1145 474#define _CS_POSIX_V7_LPBIG_OFFBIG_LIBS 1146 475#define _CS_POSIX_V7_LPBIG_OFFBIG_LINTFLAGS 1147 476#define _CS_V6_ENV 1148 477#define _CS_V7_ENV 1149 478 479#ifdef _GNU_SOURCE 480#ifndef TEMP_FAILURE_RETRY 481#define MUSL_TEMP_FAILURE_RETRY(expression) \ 482 (__extension__ \ 483 ({ long int __result; \ 484 do __result = (long int)(expression); \ 485 while(__result == -1L&& errno == EINTR); \ 486 __result;})) 487 488#define TEMP_FAILURE_RETRY(expression) MUSL_TEMP_FAILURE_RETRY(expression) 489#endif 490#endif 491 492#include <fortify/unistd.h> 493 494#ifdef __cplusplus 495} 496#endif 497 498#endif 499