source3/smbwrapper/realcalls.h

   1 /*
   2    Unix SMB/CIFS implementation.
   3    defintions of syscall entries
   4    Copyright (C) Andrew Tridgell 1998
   5
   6    This program is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 2 of the License, or
   9    (at your option) any later version.
  10
  11    This program is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with this program; if not, write to the Free Software
  18    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  19 */
  20
  21 #if HAVE_SYS_SYSCALL_H
  22 #include <sys/syscall.h>
  23 #elif HAVE_SYSCALL_H
  24 #include <syscall.h>
  25 #endif
  26
  27 #ifdef IRIX
  28 /* amazingly, IRIX gets its own syscall numbers wrong! */
  29 #ifdef SYSVoffset
  30 #if (SYSVoffset == 1)
  31 #undef SYSVoffset
  32 #define SYSVoffset 1000
  33 #endif
  34 #endif
  35 #endif
  36
  37 /* this file is partly derived from zlibc by Alain Knaff */
  38
  39 #define real_access(fn, mode)           (syscall(SYS_access, (fn), (mode)))
  40 #define real_chdir(fn)                  (syscall(SYS_chdir, (fn)))
  41 #define real_chmod(fn, mode)            (syscall(SYS_chmod,(fn), (mode)))
  42 #define real_chown(fn, owner, group)    (syscall(SYS_chown,(fn),(owner),(group)))
  43
  44 #ifdef SYS_getdents
  45 #define real_getdents(fd, dirp, count)  (syscall(SYS_getdents, (fd), (dirp), (count)))
  46 #endif
  47
  48 #define real_link(fn1, fn2)             (syscall(SYS_link, (fn1), (fn2)))
  49
  50 #define real_open(fn,flags,mode)        (syscall(SYS_open, (fn), (flags), (mode)))
  51
  52 #ifdef SYS_open64
  53 #define real_open64(fn,flags,mode)      (syscall(SYS_open64, (fn), (flags), (mode)))
  54 #elif HAVE__OPEN64
  55 #define real_open64(fn,flags,mode)      (_open64(fn,flags,mode))
  56 #define NO_OPEN64_ALIAS
  57 #elif HAVE___OPEN64
  58 #define real_open64(fn,flags,mode)      (__open64(fn,flags,mode))
  59 #define NO_OPEN64_ALIAS
  60 #endif
  61
  62 #ifdef HAVE__FORK
  63 #define real_fork()             (_fork())
  64 #elif HAVE___FORK
  65 #define real_fork()             (__fork())
  66 #elif SYS_fork
  67 #define real_fork()             (syscall(SYS_fork))
  68 #endif
  69
  70 #ifdef HAVE__OPENDIR
  71 #define real_opendir(fn)                (_opendir(fn))
  72 #elif SYS_opendir
  73 #define real_opendir(fn)                (syscall(SYS_opendir,(fn)))
  74 #elif HAVE___OPENDIR
  75 #define real_opendir(fn)                (__opendir(fn))
  76 #endif
  77
  78 #ifdef HAVE__READDIR
  79 #define real_readdir(d)                 (_readdir(d))
  80 #elif HAVE___READDIR
  81 #define real_readdir(d)                 (__readdir(d))
  82 #elif SYS_readdir
  83 #define real_readdir(d)         (syscall(SYS_readdir,(d)))
  84 #endif
  85
  86 #ifdef HAVE__CLOSEDIR
  87 #define real_closedir(d)                (_closedir(d))
  88 #elif SYS_closedir
  89 #define real_closedir(d)                (syscall(SYS_closedir,(d)))
  90 #elif HAVE___CLOSEDIR
  91 #define real_closedir(d)                (__closedir(d))
  92 #endif
  93
  94 #ifdef HAVE__SEEKDIR
  95 #define real_seekdir(d,l)               (_seekdir(d,l))
  96 #elif SYS_seekdir
  97 #define real_seekdir(d,l)               (syscall(SYS_seekdir,(d),(l)))
  98 #elif HAVE___SEEKDIR
  99 #define real_seekdir(d,l)               (__seekdir(d,l))
 100 #else
 101 #define NO_SEEKDIR_WRAPPER
 102 #endif
 103
 104 #ifdef HAVE__TELLDIR
 105 #define real_telldir(d)                 (_telldir(d))
 106 #elif SYS_telldir
 107 #define real_telldir(d)         (syscall(SYS_telldir,(d)))
 108 #elif HAVE___TELLDIR
 109 #define real_telldir(d)                 (__telldir(d))
 110 #endif
 111
 112 #ifdef HAVE__DUP
 113 #define real_dup(d)             (_dup(d))
 114 #elif SYS_dup
 115 #define real_dup(d)             (syscall(SYS_dup,(d)))
 116 #elif HAVE___DUP
 117 #define real_dup(d)             (__dup(d))
 118 #endif
 119
 120 #ifdef HAVE__DUP2
 121 #define real_dup2(d1,d2)                (_dup2(d1,d2))
 122 #elif SYS_dup2
 123 #define real_dup2(d1,d2)                (syscall(SYS_dup2,(d1),(d2)))
 124 #elif HAVE___DUP2
 125 #define real_dup2(d1,d2)                (__dup2(d1,d2))
 126 #endif
 127
 128 #ifdef HAVE__GETCWD
 129 #define real_getcwd(b,s)                ((char *)_getcwd(b,s))
 130 #elif SYS_getcwd
 131 #define real_getcwd(b,s)                ((char *)syscall(SYS_getcwd,(b),(s)))
 132 #elif HAVE___GETCWD
 133 #define real_getcwd(b,s)                ((char *)__getcwd(b,s))
 134 #endif
 135
 136 #ifdef HAVE__STAT
 137 #define real_stat(fn,st)                (_stat(fn,st))
 138 #elif SYS_stat
 139 #define real_stat(fn,st)                (syscall(SYS_stat,(fn),(st)))
 140 #elif HAVE___STAT
 141 #define real_stat(fn,st)                (__stat(fn,st))
 142 #endif
 143
 144 #ifdef HAVE__LSTAT
 145 #define real_lstat(fn,st)               (_lstat(fn,st))
 146 #elif SYS_lstat
 147 #define real_lstat(fn,st)               (syscall(SYS_lstat,(fn),(st)))
 148 #elif HAVE___LSTAT
 149 #define real_lstat(fn,st)               (__lstat(fn,st))
 150 #endif
 151
 152 #ifdef HAVE__FSTAT
 153 #define real_fstat(fd,st)               (_fstat(fd,st))
 154 #elif SYS_fstat
 155 #define real_fstat(fd,st)               (syscall(SYS_fstat,(fd),(st)))
 156 #elif HAVE___FSTAT
 157 #define real_fstat(fd,st)               (__fstat(fd,st))
 158 #endif
 159
 160 #if defined(HAVE_SYS_ACL_H) && defined(HAVE__ACL)
 161 #define real_acl(fn,cmd,n,buf)                  (_acl(fn,cmd,n,buf))
 162 #elif SYS_acl
 163 #define real_acl(fn,cmd,n,buf)          (syscall(SYS_acl,(fn),(cmd),(n),(buf)))
 164 #elif HAVE___ACL
 165 #define real_acl(fn,cmd,n,buf)                  (__acl(fn,cmd,n,buf))
 166 #else
 167 #define NO_ACL_WRAPPER
 168 #endif
 169
 170 #ifdef HAVE__FACL
 171 #define real_facl(fd,cmd,n,buf)                 (_facl(fd,cmd,n,buf))
 172 #elif SYS_facl
 173 #define real_facl(fd,cmd,n,buf)         (syscall(SYS_facl,(fd),(cmd),(n),(buf)))
 174 #elif HAVE___FACL
 175 #define real_facl(fd,cmd,n,buf)                 (__facl(fd,cmd,n,buf))
 176 #else
 177 #define NO_FACL_WRAPPER
 178 #endif
 179
 180
 181 #ifdef HAVE__STAT64
 182 #define real_stat64(fn,st)              (_stat64(fn,st))
 183 #elif HAVE___STAT64
 184 #define real_stat64(fn,st)              (__stat64(fn,st))
 185 #endif
 186
 187 #ifdef HAVE__LSTAT64
 188 #define real_lstat64(fn,st)             (_lstat64(fn,st))
 189 #elif HAVE___LSTAT64
 190 #define real_lstat64(fn,st)             (__lstat64(fn,st))
 191 #endif
 192
 193 #ifdef HAVE__FSTAT64
 194 #define real_fstat64(fd,st)             (_fstat64(fd,st))
 195 #elif HAVE___FSTAT64
 196 #define real_fstat64(fd,st)             (__fstat64(fd,st))
 197 #endif
 198
 199 #ifdef HAVE__READDIR64
 200 #define real_readdir64(d)               (_readdir64(d))
 201 #elif HAVE___READDIR64
 202 #define real_readdir64(d)               (__readdir64(d))
 203 #endif
 204
 205 #ifdef HAVE__LLSEEK
 206 #define real_llseek(fd,ofs,whence)              (_llseek(fd,ofs,whence))
 207 #elif HAVE___LLSEEK
 208 #define real_llseek(fd,ofs,whence)              (__llseek(fd,ofs,whence))
 209 #elif HAVE___SYS_LLSEEK
 210 #define real_llseek(fd,ofs,whence)              (__sys_llseek(fd,ofs,whence))
 211 #endif
 212
 213
 214 #ifdef HAVE__PREAD
 215 #define real_pread(fd,buf,size,ofs)             (_pread(fd,buf,size,ofs))
 216 #elif HAVE___PREAD
 217 #define real_pread(fd,buf,size,ofs)             (__pread(fd,buf,size,ofs))
 218 #endif
 219
 220 #ifdef HAVE__PREAD64
 221 #define real_pread64(fd,buf,size,ofs)                   (_pread64(fd,buf,size,ofs))
 222 #elif HAVE___PREAD64
 223 #define real_pread64(fd,buf,size,ofs)                   (__pread64(fd,buf,size,ofs))
 224 #endif
 225
 226 #ifdef HAVE__PWRITE
 227 #define real_pwrite(fd,buf,size,ofs)                    (_pwrite(fd,buf,size,ofs))
 228 #elif HAVE___PWRITE
 229 #define real_pwrite(fd,buf,size,ofs)                    (__pwrite(fd,buf,size,ofs))
 230 #endif
 231
 232 #ifdef HAVE__PWRITE64
 233 #define real_pwrite64(fd,buf,size,ofs)                  (_pwrite64(fd,buf,size,ofs))
 234 #elif HAVE___PWRITE64
 235 #define real_pwrite64(fd,buf,size,ofs)                  (__pwrite64(fd,buf,size,ofs))
 236 #endif
 237
 238
 239 #define real_readlink(fn,buf,len)       (syscall(SYS_readlink, (fn), (buf), (len)))
 240 #define real_rename(fn1, fn2)           (syscall(SYS_rename, (fn1), (fn2)))
 241 #define real_symlink(fn1, fn2)          (syscall(SYS_symlink, (fn1), (fn2)))
 242 #define real_read(fd, buf, count )      (syscall(SYS_read, (fd), (buf), (count)))
 243 #define real_lseek(fd, offset, whence)  (syscall(SYS_lseek, (fd), (offset), (whence)))
 244 #define real_write(fd, buf, count )     (syscall(SYS_write, (fd), (buf), (count)))
 245 #define real_close(fd)                  (syscall(SYS_close, (fd)))
 246 #define real_fchdir(fd)                 (syscall(SYS_fchdir, (fd)))
 247 #define real_fcntl(fd,cmd,arg)          (syscall(SYS_fcntl, (fd), (cmd), (arg)))
 248 #define real_symlink(fn1, fn2)          (syscall(SYS_symlink, (fn1), (fn2)))
 249 #define real_unlink(fn)                 (syscall(SYS_unlink, (fn)))
 250 #define real_rmdir(fn)                  (syscall(SYS_rmdir, (fn)))
 251 #define real_mkdir(fn, mode)            (syscall(SYS_mkdir, (fn), (mode)))
 252
 253 #ifdef SYS_utime
 254 #define real_utime(fn, buf)             (syscall(SYS_utime, (fn), (buf)))
 255 #else
 256 #define REPLACE_UTIME 1
 257 #endif
 258
 259 #ifdef SYS_utimes
 260 #define real_utimes(fn, buf)            (syscall(SYS_utimes, (fn), (buf)))
 261 #else
 262 #define REPLACE_UTIMES 1
 263 #endif