/* * Copyright 2004-2015 Haiku, Inc. All Rights Reserved. * Distributed under the terms of the MIT License. */ #ifndef _UNISTD_H_ #define _UNISTD_H_ #include #include #include #include /* access modes */ #define R_OK 4 #define W_OK 2 #define X_OK 1 #define F_OK 0 /* standard file descriptors */ #define STDIN_FILENO 0 #define STDOUT_FILENO 1 #define STDERR_FILENO 2 /* function arguments needed by lockf() */ #define F_ULOCK 0 /* unlock locked sections */ #define F_LOCK 1 /* lock a section for exclusive use */ #define F_TLOCK 2 /* test and lock a section for exclusive use */ #define F_TEST 3 /* test a section for locks by other processes */ /* POSIX version support */ #define _POSIX_VERSION (200809L) #define _POSIX2_VERSION (200809L) #define _XOPEN_VERSION (700) #define _POSIX_VDISABLE ((unsigned char)-2) /* * POSIX options and options groups. * Please keep this list in the same order as the applicable standard. * https://pubs.opengroup.org/onlinepubs/9699919799/basedefs/V1_chap02.html#tag_02_01_06 */ #define _POSIX_ADVISORY_INFO (200809L) #define _POSIX_ASYNCHRONOUS_IO (-1) #define _POSIX_BARRIERS (200809L) #define _POSIX_CHOWN_RESTRICTED (1) #define _POSIX_CLOCK_SELECTION (200809L) #define _POSIX_CPUTIME (200809L) #define _POSIX_FSYNC (200809L) #define _POSIX_IPV6 (200809L) #define _POSIX_JOB_CONTROL (1) #define _POSIX_MAPPED_FILES (200809L) #define _POSIX_MEMLOCK (-1) #define _POSIX_MEMLOCK_RANGE (200809L) #define _POSIX_MEMORY_PROTECTION (200809L) #define _POSIX_MESSAGE_PASSING (-1) #define _POSIX_MONOTONIC_CLOCK (200809L) /* aio_suspend() is missing in Haiku1 */ #define _POSIX_NO_TRUNC (0) #define _POSIX_PRIORITIZED_IO (-1) #define _POSIX_PRIORITY_SCHEDULING (-1) #define _POSIX_RAW_SOCKETS (-1) #define _POSIX_READER_WRITER_LOCKS (200809L) #define _POSIX_REALTIME_SIGNALS (200809L) #define _POSIX_REGEXP (200809L) #define _POSIX_SAVED_IDS (1) #define _POSIX_SEMAPHORES (200112L) #define _POSIX_SHARED_MEMORY_OBJECTS (200809L) #define _POSIX_SHELL (200809L) #define _POSIX_SPAWN (200809L) #define _POSIX_SPIN_LOCKS (-1) #define _POSIX_SPORADIC_SERVER (-1) #define _POSIX_SYNCHRONIZED_IO (-1) /* missing fdatasync() */ #define _POSIX_THREAD_ATTR_STACKADDR (200809L) #define _POSIX_THREAD_ATTR_STACKSIZE (200809L) #define _POSIX_THREAD_CPUTIME (200809L) #define _POSIX_THREAD_PRIO_INHERIT (-1) /* not inplemented */ #define _POSIX_THREAD_PRIO_PROTECT (-1) #define _POSIX_THREAD_PRIORITY_SCHEDULING (-1) #define _POSIX_THREAD_PROCESS_SHARED (200809L) #define _POSIX_THREAD_ROBUST_PRIO_INHERIT (-1) #define _POSIX_THREAD_ROBUST_PRIO_PROTECT (-1) #define _POSIX_THREAD_SAFE_FUNCTIONS (200809L) #define _POSIX_THREAD_SPORADIC_SERVER (-1) #define _POSIX_THREADS (200809L) #define _POSIX_TIMEOUTS (-1) #define _POSIX_TIMERS (200809L) #define _POSIX_TRACE (-1) #define _POSIX_TRACE_EVENT_FILTER (-1) #define _POSIX_TRACE_INHERIT (-1) #define _POSIX_TRACE_LOG (-1) #define _POSIX_TYPED_MEMORY_OBJECTS (-1) #define __ILP32_OFF32 (-1) #ifdef __HAIKU_ARCH_64_BIT #define __ILP32_OFFBIG (-1) #define __LP64_OFF64 (0) #else /* __HAIKU_ARCH_32_BIT */ #define __ILP32_OFFBIG (0) #define __LP64_OFF64 (-1) #endif #define __LPBIG_OFFBIG (-1) #define _POSIX_V6_ILP32_OFF32 __ILP32_OFF32 /* OB */ #define _POSIX_V6_ILP32_OFFBIG __ILP32_OFFBIG /* OB */ #define _POSIX_V6_LP64_OFF64 __LP64_OFF64 /* OB */ #define _POSIX_V6_LPBIG_OFFBIG __LPBIG_OFFBIG /* OB */ #define _POSIX_V7_ILP32_OFF32 __ILP32_OFF32 #define _POSIX_V7_ILP32_OFFBIG __ILP32_OFFBIG #define _POSIX_V7_LP64_OFF64 __LP64_OFF64 #define _POSIX_V7_LPBIG_OFFBIG __LPBIG_OFFBIG /* POSIX2 */ #define _POSIX2_C_BIND (200809L) #define _POSIX2_C_DEV (-1) #define _POSIX2_CHAR_TERM (1) #define _POSIX2_FORT_DEV (-1) #define _POSIX2_FORT_RUN (-1) #define _POSIX2_LOCALEDEF (-1) #define _POSIX2_PBS (-1) #define _POSIX2_PBS_ACCOUNTING (-1) #define _POSIX2_PBS_CHECKPOINT (-1) #define _POSIX2_PBS_LOCATE (-1) #define _POSIX2_PBS_MESSAGE (-1) #define _POSIX2_PBS_TRACK (-1) #define _POSIX2_SW_DEV (-1) #define _POSIX2_UPE (-1) /* XSI */ #define _XOPEN_CRYPT (-1) #define _XOPEN_ENH_I18N (-1) #define _XOPEN_LEGACY (-1) #define _XOPEN_REALTIME (-1) #define _XOPEN_REALTIME_THREADS (-1) #define _XOPEN_SHM (-1) #define _XOPEN_STREAMS (-1) #define _XOPEN_UNIX (-1) #define _XOPEN_UUCP (-1) /* pathconf() constants */ /* BeOS supported values, do not touch */ #define _PC_CHOWN_RESTRICTED 1 #define _PC_MAX_CANON 2 #define _PC_MAX_INPUT 3 #define _PC_NAME_MAX 4 #define _PC_NO_TRUNC 5 #define _PC_PATH_MAX 6 #define _PC_PIPE_BUF 7 #define _PC_VDISABLE 8 #define _PC_LINK_MAX 25 /* new values */ #define _PC_SYNC_IO 26 #define _PC_ASYNC_IO 27 #define _PC_PRIO_IO 28 #define _PC_SOCK_MAXBUF 29 #define _PC_FILESIZEBITS 30 #define _PC_REC_INCR_XFER_SIZE 31 #define _PC_REC_MAX_XFER_SIZE 32 #define _PC_REC_MIN_XFER_SIZE 33 #define _PC_REC_XFER_ALIGN 34 #define _PC_ALLOC_SIZE_MIN 35 #define _PC_SYMLINK_MAX 36 #define _PC_2_SYMLINKS 37 #define _PC_XATTR_EXISTS 38 #define _PC_XATTR_ENABLED 39 /* sysconf() constants */ /* BeOS supported values, do not touch */ #define _SC_ARG_MAX 15 #define _SC_CHILD_MAX 16 #define _SC_CLK_TCK 17 #define _SC_JOB_CONTROL 18 #define _SC_NGROUPS_MAX 19 #define _SC_OPEN_MAX 20 #define _SC_SAVED_IDS 21 #define _SC_STREAM_MAX 22 #define _SC_TZNAME_MAX 23 #define _SC_VERSION 24 /* new values */ #define _SC_GETGR_R_SIZE_MAX 25 #define _SC_GETPW_R_SIZE_MAX 26 #define _SC_PAGE_SIZE 27 #define _SC_PAGESIZE _SC_PAGE_SIZE #define _SC_SEM_NSEMS_MAX 28 #define _SC_SEM_VALUE_MAX 29 #define _SC_SEMAPHORES 30 #define _SC_THREADS 31 /* TODO: check */ #define _SC_IOV_MAX 32 #define _SC_UIO_MAXIOV _SC_IOV_MAX #define _SC_NPROCESSORS_CONF 34 #define _SC_NPROCESSORS_ONLN 35 #define _SC_ATEXIT_MAX 37 #define _SC_PASS_MAX 39 #define _SC_PHYS_PAGES 40 #define _SC_AVPHYS_PAGES 41 #define _SC_PIPE 42 #define _SC_SELECT 43 #define _SC_POLL 44 #define _SC_MAPPED_FILES 45 #define _SC_THREAD_PROCESS_SHARED 46 #define _SC_THREAD_STACK_MIN 47 #define _SC_THREAD_ATTR_STACKADDR 48 #define _SC_THREAD_ATTR_STACKSIZE 49 #define _SC_THREAD_PRIORITY_SCHEDULING 50 #define _SC_REALTIME_SIGNALS 51 #define _SC_MEMORY_PROTECTION 52 #define _SC_SIGQUEUE_MAX 53 #define _SC_RTSIG_MAX 54 #define _SC_MONOTONIC_CLOCK 55 #define _SC_DELAYTIMER_MAX 56 #define _SC_TIMER_MAX 57 #define _SC_TIMERS 58 #define _SC_CPUTIME 59 #define _SC_THREAD_CPUTIME 60 #define _SC_HOST_NAME_MAX 61 #define _SC_REGEXP 62 #define _SC_SYMLOOP_MAX 63 #define _SC_SHELL 64 #define _SC_TTY_NAME_MAX 65 #define _SC_ADVISORY_INFO 66 #define _SC_BARRIERS 67 #define _SC_CLOCK_SELECTION 68 #define _SC_FSYNC 69 #define _SC_IPV6 70 #define _SC_MEMLOCK 71 #define _SC_MEMLOCK_RANGE 72 #define _SC_MESSAGE_PASSING 73 #define _SC_PRIORITIZED_IO 74 #define _SC_PRIORITY_SCHEDULING 75 #define _SC_READER_WRITER_LOCKS 76 #define _SC_SHARED_MEMORY_OBJECTS 77 #define _SC_SPAWN 78 #define _SC_SPIN_LOCKS 79 #define _SC_SPORADIC_SERVER 80 #define _SC_SYNCHRONIZED_IO 81 #define _SC_THREAD_PRIO_INHERIT 82 #define _SC_THREAD_PRIO_PROTECT 83 #define _SC_THREAD_ROBUST_PRIO_INHERIT 84 #define _SC_THREAD_ROBUST_PRIO_PROTECT 85 #define _SC_THREAD_SAFE_FUNCTIONS 86 #define _SC_THREAD_SPORADIC_SERVER 87 #define _SC_TIMEOUTS 88 #define _SC_TRACE 89 #define _SC_TRACE_EVENT_FILTER 90 #define _SC_TRACE_INHERIT 91 #define _SC_TRACE_LOG 92 #define _SC_TYPED_MEMORY_OBJECTS 93 #define _SC_V6_ILP32_OFF32 94 /* OB */ #define _SC_V6_ILP32_OFFBIG 95 /* OB */ #define _SC_V6_LP64_OFF64 96 /* OB */ #define _SC_V6_LPBIG_OFFBIG 97 /* OB */ #define _SC_V7_ILP32_OFF32 98 #define _SC_V7_ILP32_OFFBIG 99 #define _SC_V7_LP64_OFF64 100 #define _SC_V7_LPBIG_OFFBIG 101 #define _SC_2_C_BIND 102 #define _SC_2_C_DEV 103 #define _SC_2_CHAR_TERM 104 #define _SC_2_FORT_DEV 105 #define _SC_2_FORT_RUN 106 #define _SC_2_LOCALEDEF 107 #define _SC_2_PBS 108 /* OB BE */ #define _SC_2_PBS_ACCOUNTING 109 /* OB BE */ #define _SC_2_PBS_CHECKPOINT 110 /* OB BE */ #define _SC_2_PBS_LOCATE 111 /* OB BE */ #define _SC_2_PBS_MESSAGE 112 /* OB BE */ #define _SC_2_PBS_TRACK 113 /* OB BE */ #define _SC_2_SW_DEV 114 #define _SC_2_UPE 115 #define _SC_2_VERSION 116 #define _SC_XOPEN_CRYPT 117 #define _SC_XOPEN_ENH_I18N 118 #define _SC_XOPEN_REALTIME 119 #define _SC_XOPEN_REALTIME_THREADS 120 #define _SC_XOPEN_SHM 121 #define _SC_XOPEN_STREAMS 122 #define _SC_XOPEN_UNIX 123 #define _SC_XOPEN_UUCP 124 #define _SC_XOPEN_VERSION 125 #if _POSIX_ASYNCHRONOUS_IO >= 0 #define _SC_AIO_LISTIO_MAX 126 #define _SC_AIO_MAX 127 #define _SC_AIO_PRIO_DELTA_MAX 128 #endif #define _SC_BC_BASE_MAX 129 #define _SC_BC_DIM_MAX 130 #define _SC_BC_SCALE_MAX 131 #define _SC_BC_STRING_MAX 132 #define _SC_COLL_WEIGHTS_MAX 133 #define _SC_EXPR_NEST_MAX 134 #define _SC_LINE_MAX 135 #define _SC_LOGIN_NAME_MAX 136 #define _SC_MQ_OPEN_MAX 137 #define _SC_MQ_PRIO_MAX 138 #define _SC_THREAD_DESTRUCTOR_ITERATIONS 139 #define _SC_THREAD_KEYS_MAX 140 #define _SC_THREAD_THREADS_MAX 141 #define _SC_RE_DUP_MAX 142 /* confstr() constants */ #define _CS_PATH 1 /* lseek() constants */ #ifndef SEEK_SET # define SEEK_SET 0 #endif #ifndef SEEK_CUR # define SEEK_CUR 1 #endif #ifndef SEEK_END # define SEEK_END 2 #endif #ifndef SEEK_DATA # define SEEK_DATA 3 #endif #ifndef SEEK_HOLE # define SEEK_HOLE 4 #endif #ifdef __cplusplus extern "C" { #endif /* file functions */ extern int access(const char *path, int accessMode); extern int faccessat(int fd, const char *path, int accessMode, int flag); extern int chdir(const char *path); extern int fchdir(int fd); extern char *getcwd(char *buffer, size_t size); extern int pipe(int fildes[2]); extern int dup(int fd); extern int dup2(int fd1, int fd2); extern int close(int fd); extern int link(const char *toPath, const char *path); extern int linkat(int toFD, const char *toPath, int pathFD, const char *path, int flag); extern int unlink(const char *name); extern int unlinkat(int fd, const char *path, int flag); extern int rmdir(const char *path); extern ssize_t readlink(const char *path, char *buffer, size_t bufferSize); extern ssize_t readlinkat(int fd, const char *path, char *buffer, size_t bufferSize); extern int symlink(const char *toPath, const char *symlinkPath); extern int symlinkat(const char *toPath, int fd, const char *symlinkPath); extern int ftruncate(int fd, off_t newSize); extern int truncate(const char *path, off_t newSize); struct ioctl_args { void* argument; size_t size; }; int __ioctl(int fd, ulong cmd, struct ioctl_args args); #ifndef __cplusplus extern int ioctl(int fd, unsigned long op, ...); #ifndef _KERNEL_MODE #define ioctl(a, b, c...) __ioctl(a, b, (struct ioctl_args){ c }) #endif #else inline int ioctl(int fd, unsigned long op, void* argument = NULL, size_t size = 0) { return __ioctl(fd, op, (struct ioctl_args){ argument, size }); } #endif extern ssize_t read(int fd, void *buffer, size_t count); extern ssize_t read_pos(int fd, off_t pos, void *buffer, size_t count); extern ssize_t pread(int fd, void *buffer, size_t count, off_t pos); extern ssize_t write(int fd, const void *buffer, size_t count); extern ssize_t write_pos(int fd, off_t pos, const void *buffer,size_t count); extern ssize_t pwrite(int fd, const void *buffer, size_t count, off_t pos); extern off_t lseek(int fd, off_t offset, int whence); extern void sync(void); extern int fsync(int fd); extern int chown(const char *path, uid_t owner, gid_t group); extern int fchown(int fd, uid_t owner, gid_t group); extern int lchown(const char *path, uid_t owner, gid_t group); extern int fchownat(int fd, const char *path, uid_t owner, gid_t group, int flag); extern int getpagesize(void); extern int getdtablesize(void); extern long sysconf(int name); extern long fpathconf(int fd, int name); extern long pathconf(const char *path, int name); extern size_t confstr(int name, char *buf, size_t len); extern int lockf(int fd, int function, off_t size); /* process functions */ extern pid_t fork(void); extern pid_t vfork(void); extern int execve(const char *path, char * const argv[], char *const environment[]); extern int execl(const char *path, const char *arg, ...); extern int execv(const char *path, char *const argv[]); extern int execlp(const char *file, const char *arg, ...); extern int execle(const char *path, const char *arg , ... /*, char **envp */); extern int execvp(const char *file, char *const argv[]); extern int execvpe(const char *file, char *const argv[], char *const environment[]); extern void _exit(int status) __attribute__ ((noreturn)); extern pid_t tcgetpgrp(int fd); extern int tcsetpgrp(int fd, pid_t pgrpid); extern int brk(void *addr); extern void *sbrk(intptr_t increment); extern unsigned int alarm(unsigned int seconds); extern useconds_t ualarm(useconds_t microSeconds, useconds_t interval); extern unsigned int sleep(unsigned int seconds); extern int usleep(unsigned int microSeconds); extern int pause(void); /* process */ extern pid_t getpid(void); extern pid_t getpgrp(void); extern pid_t getppid(void); extern pid_t getsid(pid_t pid); extern pid_t getpgid(pid_t pid); extern pid_t setsid(void); extern int setpgid(pid_t pid, pid_t pgid); extern pid_t setpgrp(void); extern int chroot(const char *path); extern int nice(int incr); /* access permissions */ extern gid_t getegid(void); extern uid_t geteuid(void); extern gid_t getgid(void); extern uid_t getuid(void); extern int setgid(gid_t gid); extern int setuid(uid_t uid); extern int setegid(gid_t gid); extern int seteuid(uid_t uid); extern int setregid(gid_t rgid, gid_t egid); extern int setreuid(uid_t ruid, uid_t euid); extern int getgrouplist(const char* user, gid_t baseGroup, gid_t* groupList, int* groupCount); extern int getgroups(int groupCount, gid_t groupList[]); extern int initgroups(const char* user, gid_t baseGroup); extern int setgroups(int groupCount, const gid_t* groupList); extern char *getlogin(void); extern int getlogin_r(char *name, size_t nameSize); /* host name */ extern int sethostname(const char *hostName, size_t nameSize); extern int gethostname(char *hostName, size_t nameSize); /* tty */ extern int isatty(int fd); extern char *ttyname(int fd); extern int ttyname_r(int fd, char *buffer, size_t bufferSize); /* misc */ extern char *crypt(const char *key, const char *salt); extern void encrypt(char block[64], int edflag); extern int getopt(int argc, char *const *argv, const char *shortOpts); extern void swab(const void *src, void *dest, ssize_t nbytes); /* getopt() related external variables */ extern char *optarg; extern int optind, opterr, optopt; #ifdef __cplusplus } #endif #endif /* _UNISTD_H_ */