| 1 | /** @file
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| 2 |
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| 3 | Copyright (c) 2010 - 2011, Intel Corporation. All rights reserved.<BR>
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| 4 | This program and the accompanying materials are licensed and made available under
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| 5 | the terms and conditions of the BSD License that accompanies this distribution.
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| 6 | The full text of the license may be found at
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| 7 | http://opensource.org/licenses/bsd-license.
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| 8 |
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| 9 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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| 10 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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| 11 |
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| 12 | **/
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| 13 | #ifndef _UNISTD_H_
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| 14 | #define _UNISTD_H_
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| 15 |
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| 16 | //#include <machine/ansi.h>
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| 17 | //#include <machine/int_types.h>
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| 18 | //#include <sys/featuretest.h>
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| 19 | //#include <sys/types.h>
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| 20 | #include <sys/unistd.h>
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| 21 | #include <sys/EfiSysCall.h>
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| 22 |
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| 23 | #define F_ULOCK 0
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| 24 | #define F_LOCK 1
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| 25 | #define F_TLOCK 2
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| 26 | #define F_TEST 3
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| 27 |
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| 28 | /* access function */
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| 29 | #define F_OK 0 /* test for existence of file */
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| 30 | #define X_OK 0x01 /* test for execute or search permission */
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| 31 | #define W_OK 0x02 /* test for write permission */
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| 32 | #define R_OK 0x04 /* test for read permission */
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| 33 |
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| 34 |
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| 35 | __BEGIN_DECLS
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| 36 | int dup(int);
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| 37 | int rename(const char *, const char *);
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| 38 |
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| 39 | /* Functions implemented for compatibility. */
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| 40 | int getopt(int, char * const [], const char *);
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| 41 | extern char *optarg; /* getopt(3) external variables */
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| 42 | extern int optind;
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| 43 | pid_t getpgrp(void);
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| 44 | pid_t tcgetpgrp(int);
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| 45 | char *getpass(const char *);
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| 46 | int usleep(useconds_t);
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| 47 | unsigned int sleep(unsigned int);
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| 48 | char *basename(char *path);
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| 49 |
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| 50 | #ifndef GETCWD_DECLARED
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| 51 | /** Gets the current working directory.
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| 52 |
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| 53 | The getcwd() function shall place an absolute pathname of the current
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| 54 | working directory in the array pointed to by buf, and return buf. The
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| 55 | pathname copied to the array shall contain no components that are
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| 56 | symbolic links. The size argument is the size in bytes of the character
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| 57 | array pointed to by the buf argument.
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| 58 |
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| 59 | @param[in,out] Buf The buffer to fill.
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| 60 | @param[in] BufSize The number of bytes in buffer.
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| 61 |
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| 62 | @retval NULL The function failed.
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| 63 | @retval NULL Buf was NULL.
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| 64 | @retval NULL Size was 0.
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| 65 | @return buf The function completed successfully. See errno for info.
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| 66 | **/
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| 67 | char *getcwd(char *Buf, size_t BufSize);
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| 68 | #define GETCWD_DECLARED
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| 69 | #endif
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| 70 |
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| 71 | #ifndef CHDIR_DECLARED
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| 72 | /** Change the current working directory.
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| 73 |
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| 74 | The chdir() function shall cause the directory named by the pathname
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| 75 | pointed to by the path argument to become the current working directory;
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| 76 | that is, the starting point for path searches for pathnames not beginning
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| 77 | with '/'.
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| 78 |
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| 79 | @param[in] Path The new path to set.
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| 80 |
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| 81 | @todo Add non-shell CWD changing.
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| 82 | **/
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| 83 | int chdir(const char *Path);
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| 84 | #define CHDIR_DECLARED
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| 85 | #endif
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| 86 |
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| 87 | /** Determine accessibility of a file.
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| 88 | The access() function checks the file, named by the pathname pointed to by
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| 89 | the Path argument, for accessibility according to the bit pattern contained
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| 90 | in Mode.
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| 91 |
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| 92 | The value of Mode is either the bitwise-inclusive OR of the access
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| 93 | permissions to be checked (R_OK, W_OK, X_OK) or the existence test (F_OK).
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| 94 |
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| 95 | If Path ends in '/' or '\\', the target must be a directory, otherwise it doesn't matter.
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| 96 | A file is executable if it is NOT a directory and it ends in ".efi".
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| 97 |
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| 98 | @param[in] Path Path or name of the file to be checked.
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| 99 | @param[in] Mode Access permissions to check for.
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| 100 |
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| 101 | @retval 0 Successful completion.
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| 102 | @retval -1 File is not accessible with the given Mode. The error condition
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| 103 | is indicated by errno. Values of errno specific to the access
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| 104 | function include: EACCES, ENOENT, ENOTDIR, ENAMETOOLONG
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| 105 | **/
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| 106 | int access(const char *Path, int Mode);
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| 107 | pid_t getpid(void);
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| 108 |
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| 109 | // Networking
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| 110 | long gethostid(void);
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| 111 | int gethostname(char *, size_t);
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| 112 | int getdomainname(char *, size_t);
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| 113 | int setdomainname(const char *, size_t);
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| 114 | int sethostid(long);
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| 115 | int sethostname(const char *, size_t);
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| 116 |
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| 117 | /* Stub functions implemented for porting ease.
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| 118 | These functions always fail or return NULL.
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| 119 | */
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| 120 | __aconst char *getlogin(void);
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| 121 | pid_t fork(void);
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| 122 | uid_t getuid(void);
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| 123 |
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| 124 | // For Future implementation
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| 125 | ssize_t pread(int, void *, size_t, off_t);
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| 126 | ssize_t pwrite(int, const void *, size_t, off_t);
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| 127 | int syscall(int, ...);
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| 128 |
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| 129 | #if 0 // The following functions are not implemented
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| 130 | __dead void _exit(int) __attribute__((__noreturn__));
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| 131 | unsigned int alarm(unsigned int);
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| 132 | int chown(const char *, uid_t, gid_t);
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| 133 | size_t confstr(int, char *, size_t);
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| 134 | int execl(const char *, const char *, ...);
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| 135 | int execle(const char *, const char *, ...);
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| 136 | int execlp(const char *, const char *, ...);
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| 137 | int execv(const char *, char * const *);
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| 138 | int execve(const char *, char * const *, char * const *);
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| 139 | int execvp(const char *, char * const *);
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| 140 | long fpathconf(int, int);
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| 141 | gid_t getegid(void);
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| 142 | uid_t geteuid(void);
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| 143 | gid_t getgid(void);
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| 144 | int getgroups(int, gid_t []);
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| 145 | pid_t getppid(void);
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| 146 | int link(const char *, const char *);
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| 147 | long pathconf(const char *, int);
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| 148 | int pause(void);
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| 149 | int pipe(int *);
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| 150 | int setgid(gid_t);
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| 151 | int setpgid(pid_t, pid_t);
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| 152 | pid_t setsid(void);
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| 153 | int setuid(uid_t);
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| 154 | long sysconf(int);
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| 155 |
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| 156 | int tcsetpgrp(int, pid_t);
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| 157 | __aconst char *ttyname(int);
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| 158 |
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| 159 | extern int opterr;
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| 160 | extern int optopt;
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| 161 | extern int optreset;
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| 162 | extern char *suboptarg;
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| 163 |
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| 164 | int setegid(gid_t);
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| 165 | int seteuid(uid_t);
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| 166 | int fdatasync(int);
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| 167 | int fsync(int);
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| 168 | int ttyname_r(int, char *, size_t);
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| 169 | int chroot(const char *);
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| 170 | int nice(int);
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| 171 | __aconst char *crypt(const char *, const char *);
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| 172 | int encrypt(char *, int);
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| 173 | pid_t getsid(pid_t);
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| 174 |
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| 175 | #ifndef intptr_t
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| 176 | typedef __intptr_t intptr_t;
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| 177 | #define intptr_t __intptr_t
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| 178 | #endif
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| 179 |
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| 180 | int brk(void *);
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| 181 | int fchdir(int);
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| 182 | int fchown(int, uid_t, gid_t);
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| 183 | int getdtablesize(void);
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| 184 | __pure int getpagesize(void); /* legacy */
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| 185 | pid_t getpgid(pid_t);
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| 186 | int lchown(const char *, uid_t, gid_t);
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| 187 | int lockf(int, int, off_t);
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| 188 | ssize_t readlink(const char * __restrict, char * __restrict, size_t);
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| 189 | void *sbrk(intptr_t);
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| 190 | int setregid(gid_t, gid_t);
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| 191 | int setreuid(uid_t, uid_t);
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| 192 | void swab(const void *, void *, size_t);
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| 193 | int symlink(const char *, const char *);
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| 194 | void sync(void);
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| 195 | useconds_t ualarm(useconds_t, useconds_t);
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| 196 | pid_t vfork(void) __RENAME(__vfork14);
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| 197 |
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| 198 | /*
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| 199 | * Implementation-defined extensions
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| 200 | */
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| 201 | int acct(const char *);
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| 202 | int closefrom(int);
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| 203 | int des_cipher(const char *, char *, long, int);
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| 204 | int des_setkey(const char *);
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| 205 | void endusershell(void);
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| 206 | int exect(const char *, char * const *, char * const *);
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| 207 | int fchroot(int);
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| 208 | int fsync_range(int, int, off_t, off_t);
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| 209 | int getgrouplist(const char *, gid_t, gid_t *, int *);
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| 210 | int getgroupmembership(const char *, gid_t, gid_t *, int, int *);
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| 211 | mode_t getmode(const void *, mode_t);
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| 212 | int getsubopt(char **, char * const *, char **);
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| 213 | __aconst char *getusershell(void);
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| 214 | int initgroups(const char *, gid_t);
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| 215 | int iruserok(uint32_t, int, const char *, const char *);
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| 216 | int issetugid(void);
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| 217 | int nfssvc(int, void *);
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| 218 | int profil(char *, size_t, u_long, u_int);
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| 219 | void psignal(unsigned int, const char *);
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| 220 | int rcmd(char **, int, const char *, const char *, const char *, int *);
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| 221 | int revoke(const char *);
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| 222 | int rresvport(int *);
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| 223 | int ruserok(const char *, int, const char *, const char *);
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| 224 | int setgroups(int, const gid_t *);
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| 225 | int setlogin(const char *);
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| 226 | void *setmode(const char *);
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| 227 | int setrgid(gid_t);
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| 228 | int setruid(uid_t);
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| 229 | void setusershell(void);
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| 230 | void strmode(mode_t, char *);
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| 231 | __aconst char *strsignal(int);
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| 232 | int swapctl(int, void *, int);
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| 233 | quad_t __syscall(quad_t, ...);
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| 234 | int undelete(const char *);
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| 235 | int rcmd_af(char **, int, const char *, const char *, const char *, int *, int);
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| 236 | int rresvport_af(int *, int);
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| 237 | int iruserok_sa(const void *, int, int, const char *, const char *);
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| 238 | #endif /* Unimplemented functions. */
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| 239 |
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| 240 | __END_DECLS
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| 241 |
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| 242 | #endif /* !_UNISTD_H_ */
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