source3/smbwrapper/realcalls.h

   1 /*
   2    Unix SMB/Netbios implementation.
   3    Version 2.0
   4    defintions of syscall entries
   5    Copyright (C) Andrew Tridgell 1998
   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., 675 Mass Ave, Cambridge, MA 02139, USA.
  20 */
  21
  22 #if HAVE_SYS_SYSCALL_H
  23 #include <sys/syscall.h>
  24 #elif HAVE_SYSCALL_H
  25 #include <syscall.h>
  26 #endif
  27
  28 #ifdef IRIX
  29 /* amazingly, IRIX gets its own syscall numbers wrong! */
  30 #ifdef SYSVoffset
  31 #if (SYSVoffset == 1)
  32 #undef SYSVoffset
  33 #define SYSVoffset 1000
  34 #endif
  35 #endif
  36 #endif
  37
  38 /* this file is partly derived from zlibc by Alain Knaff */
  39
  40 #define real_access(fn, mode)           (syscall(SYS_access, (fn), (mode)))
  41 #define real_chdir(fn)                  (syscall(SYS_chdir, (fn)))
  42 #define real_chmod(fn, mode)            (syscall(SYS_chmod,(fn), (mode)))
  43 #define real_chown(fn, owner, group)    (syscall(SYS_chown,(fn),(owner),(group)))
  44
  45 #ifdef SYS_getdents
  46 #define real_getdents(fd, dirp, count)  (syscall(SYS_getdents, (fd), (dirp), (count)))
  47 #endif
  48
  49 #define real_link(fn1, fn2)             (syscall(SYS_link, (fn1), (fn2)))
  50
  51 #define real_open(fn,flags,mode)        (syscall(SYS_open, (fn), (flags), (mode)))
  52
  53 #ifdef SYS_open64
  54 #define real_open64(fn,flags,mode)      (syscall(SYS_open64, (fn), (flags), (mode)))
  55 #elif HAVE__OPEN64
  56 #define real_open64(fn,flags,mode)      (_open64(fn,flags,mode))
  57 #define NO_OPEN64_ALIAS
  58 #elif HAVE___OPEN64
  59 #define real_open64(fn,flags,mode)      (__open64(fn,flags,mode))
  60 #define NO_OPEN64_ALIAS
  61 #endif
  62
  63 #ifdef HAVE__FORK
  64 #define real_fork()             (_fork())
  65 #elif HAVE___FORK
  66 #define real_fork()             (__fork())
  67 #elif SYS_fork
  68 #define real_fork()             (syscall(SYS_fork))
  69 #endif
  70
  71 #ifdef HAVE__OPENDIR
  72 #define real_opendir(fn)                (_opendir(fn))
  73 #elif SYS_opendir
  74 #define real_opendir(fn)                (syscall(SYS_opendir,(fn)))
  75 #elif HAVE___OPENDIR
  76 #define real_opendir(fn)                (__opendir(fn))
  77 #endif
  78
  79 #ifdef HAVE__READDIR
  80 #define real_readdir(d)                 (_readdir(d))
  81 #elif HAVE___READDIR
  82 #define real_readdir(d)                 (__readdir(d))
  83 #elif SYS_readdir
  84 #define real_readdir(d)         (syscall(SYS_readdir,(d)))
  85 #endif
  86
  87 #ifdef HAVE__CLOSEDIR
  88 #define real_closedir(d)                (_closedir(d))
  89 #elif SYS_closedir
  90 #define real_closedir(d)                (syscall(SYS_closedir,(d)))
  91 #elif HAVE___CLOSEDIR
  92 #define real_closedir(d)                (__closedir(d))
  93 #endif
  94
  95 #ifdef HAVE__SEEKDIR
  96 #define real_seekdir(d,l)               (_seekdir(d,l))
  97 #elif SYS_seekdir
  98 #define real_seekdir(d,l)               (syscall(SYS_seekdir,(d),(l)))
  99 #elif HAVE___SEEKDIR
 100 #define real_seekdir(d,l)               (__seekdir(d,l))
 101 #else
 102 #define NO_SEEKDIR_WRAPPER
 103 #endif
 104
 105 #ifdef HAVE__TELLDIR
 106 #define real_telldir(d)                 (_telldir(d))
 107 #elif SYS_telldir
 108 #define real_telldir(d)         (syscall(SYS_telldir,(d)))
 109 #elif HAVE___TELLDIR
 110 #define real_telldir(d)                 (__telldir(d))
 111 #endif
 112
 113 #ifdef HAVE__DUP
 114 #define real_dup(d)             (_dup(d))
 115 #elif SYS_dup
 116 #define real_dup(d)             (syscall(SYS_dup,(d)))
 117 #elif HAVE___DUP
 118 #define real_dup(d)             (__dup(d))
 119 #endif
 120
 121 #ifdef HAVE__DUP2
 122 #define real_dup2(d1,d2)                (_dup2(d1,d2))
 123 #elif SYS_dup2
 124 #define real_dup2(d1,d2)                (syscall(SYS_dup2,(d1),(d2)))
 125 #elif HAVE___DUP2
 126 #define real_dup2(d1,d2)                (__dup2(d1,d2))
 127 #endif
 128
 129 #ifdef HAVE__GETCWD
 130 #define real_getcwd(b,s)                ((char *)_getcwd(b,s))
 131 #elif SYS_getcwd
 132 #define real_getcwd(b,s)                ((char *)syscall(SYS_getcwd,(b),(s)))
 133 #elif HAVE___GETCWD
 134 #define real_getcwd(b,s)                ((char *)__getcwd(b,s))
 135 #endif
 136
 137 #ifdef HAVE__STAT
 138 #define real_stat(fn,st)                (_stat(fn,st))
 139 #elif SYS_stat
 140 #define real_stat(fn,st)                (syscall(SYS_stat,(fn),(st)))
 141 #elif HAVE___STAT
 142 #define real_stat(fn,st)                (__stat(fn,st))
 143 #endif
 144
 145 #ifdef HAVE__LSTAT
 146 #define real_lstat(fn,st)               (_lstat(fn,st))
 147 #elif SYS_lstat
 148 #define real_lstat(fn,st)               (syscall(SYS_lstat,(fn),(st)))
 149 #elif HAVE___LSTAT
 150 #define real_lstat(fn,st)               (__lstat(fn,st))
 151 #endif
 152
 153 #ifdef HAVE__FSTAT
 154 #define real_fstat(fd,st)               (_fstat(fd,st))
 155 #elif SYS_fstat
 156 #define real_fstat(fd,st)               (syscall(SYS_fstat,(fd),(st)))
 157 #elif HAVE___FSTAT
 158 #define real_fstat(fd,st)               (__fstat(fd,st))
 159 #endif
 160
 161 #if defined(HAVE_SYS_ACL_H) && defined(HAVE__ACL)
 162 #define real_acl(fn,cmd,n,buf)                  (_acl(fn,cmd,n,buf))
 163 #elif SYS_acl
 164 #define real_acl(fn,cmd,n,buf)          (syscall(SYS_acl,(fn),(cmd),(n),(buf)))
 165 #elif HAVE___ACL
 166 #define real_acl(fn,cmd,n,buf)                  (__acl(fn,cmd,n,buf))
 167 #else
 168 #define NO_ACL_WRAPPER
 169 #endif
 170
 171 #ifdef HAVE__FACL
 172 #define real_facl(fd,cmd,n,buf)                 (_facl(fd,cmd,n,buf))
 173 #elif SYS_facl
 174 #define real_facl(fd,cmd,n,buf)         (syscall(SYS_facl,(fd),(cmd),(n),(buf)))
 175 #elif HAVE___FACL
 176 #define real_facl(fd,cmd,n,buf)                 (__facl(fd,cmd,n,buf))
 177 #else
 178 #define NO_FACL_WRAPPER
 179 #endif
 180
 181
 182 #ifdef HAVE__STAT64
 183 #define real_stat64(fn,st)              (_stat64(fn,st))
 184 #elif HAVE___STAT64
 185 #define real_stat64(fn,st)              (__stat64(fn,st))
 186 #endif
 187
 188 #ifdef HAVE__LSTAT64
 189 #define real_lstat64(fn,st)             (_lstat64(fn,st))
 190 #elif HAVE___LSTAT64
 191 #define real_lstat64(fn,st)             (__lstat64(fn,st))
 192 #endif
 193
 194 #ifdef HAVE__FSTAT64
 195 #define real_fstat64(fd,st)             (_fstat64(fd,st))
 196 #elif HAVE___FSTAT64
 197 #define real_fstat64(fd,st)             (__fstat64(fd,st))
 198 #endif
 199
 200 #ifdef HAVE__READDIR64
 201 #define real_readdir64(d)               (_readdir64(d))
 202 #elif HAVE___READDIR64
 203 #define real_readdir64(d)               (__readdir64(d))
 204 #endif
 205
 206 #ifdef HAVE__LLSEEK
 207 #define real_llseek(fd,ofs,whence)              (_llseek(fd,ofs,whence))
 208 #elif HAVE___LLSEEK
 209 #define real_llseek(fd,ofs,whence)              (__llseek(fd,ofs,whence))
 210 #elif HAVE___SYS_LLSEEK
 211 #define real_llseek(fd,ofs,whence)              (__sys_llseek(fd,ofs,whence))
 212 #endif
 213
 214
 215 #ifdef HAVE__PREAD
 216 #define real_pread(fd,buf,size,ofs)             (_pread(fd,buf,size,ofs))
 217 #elif HAVE___PREAD
 218 #define real_pread(fd,buf,size,ofs)             (__pread(fd,buf,size,ofs))
 219 #endif
 220
 221 #ifdef HAVE__PREAD64
 222 #define real_pread64(fd,buf,size,ofs)                   (_pread64(fd,buf,size,ofs))
 223 #elif HAVE___PREAD64
 224 #define real_pread64(fd,buf,size,ofs)                   (__pread64(fd,buf,size,ofs))
 225 #endif
 226
 227 #ifdef HAVE__PWRITE
 228 #define real_pwrite(fd,buf,size,ofs)                    (_pwrite(fd,buf,size,ofs))
 229 #elif HAVE___PWRITE
 230 #define real_pwrite(fd,buf,size,ofs)                    (__pwrite(fd,buf,size,ofs))
 231 #endif
 232
 233 #ifdef HAVE__PWRITE64
 234 #define real_pwrite64(fd,buf,size,ofs)                  (_pwrite64(fd,buf,size,ofs))
 235 #elif HAVE___PWRITE64
 236 #define real_pwrite64(fd,buf,size,ofs)                  (__pwrite64(fd,buf,size,ofs))
 237 #endif
 238
 239
 240 #define real_readlink(fn,buf,len)       (syscall(SYS_readlink, (fn), (buf), (len)))
 241 #define real_rename(fn1, fn2)           (syscall(SYS_rename, (fn1), (fn2)))
 242 #define real_symlink(fn1, fn2)          (syscall(SYS_symlink, (fn1), (fn2)))
 243 #define real_read(fd, buf, count )      (syscall(SYS_read, (fd), (buf), (count)))
 244 #define real_lseek(fd, offset, whence)  (syscall(SYS_lseek, (fd), (offset), (whence)))
 245 #define real_write(fd, buf, count )     (syscall(SYS_write, (fd), (buf), (count)))
 246 #define real_close(fd)                  (syscall(SYS_close, (fd)))
 247 #define real_fchdir(fd)                 (syscall(SYS_fchdir, (fd)))
 248 #define real_fcntl(fd,cmd,arg)          (syscall(SYS_fcntl, (fd), (cmd), (arg)))
 249 #define real_symlink(fn1, fn2)          (syscall(SYS_symlink, (fn1), (fn2)))
 250 #define real_unlink(fn)                 (syscall(SYS_unlink, (fn)))
 251 #define real_rmdir(fn)                  (syscall(SYS_rmdir, (fn)))
 252 #define real_mkdir(fn, mode)            (syscall(SYS_mkdir, (fn), (mode)))
 253
 254 #ifdef SYS_utime
 255 #define real_utime(fn, buf)             (syscall(SYS_utime, (fn), (buf)))
 256 #else
 257 #define REPLACE_UTIME 1
 258 #endif
 259
 260 #ifdef SYS_utimes
 261 #define real_utimes(fn, buf)            (syscall(SYS_utimes, (fn), (buf)))
 262 #else
 263 #define REPLACE_UTIMES 1
 264 #endif