examples/libsmbclient/smbwrapper/wrapper.h

   1 /*
   2    Unix SMB/Netbios implementation.
   3    Version 2.0
   4    SMB wrapper functions
   5    Copyright (C) Derrell Lipman 2003-2005
   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 #ifndef __WRAPPER_H__
  23 #define __WRAPPER_H__
  24
  25 #include <sys/stat.h>
  26 #include <sys/select.h>
  27 #include <sys/time.h>
  28 #include <sys/types.h>
  29 #include <unistd.h>
  30 #include <dirent.h>
  31 #include <utime.h>
  32 #include <signal.h>
  33 #include <stdio.h>
  34
  35 extern int smbw_fd_map[__FD_SETSIZE];
  36 extern int smbw_ref_count[__FD_SETSIZE];
  37 extern char smbw_cwd[PATH_MAX];
  38 extern char smbw_prefix[];
  39
  40 typedef struct SMBW_stat {
  41         unsigned long           s_dev;     /* device */
  42         unsigned long           s_ino;     /* inode */
  43         unsigned long           s_mode;    /* protection */
  44         unsigned long           s_nlink;   /* number of hard links */
  45         unsigned long           s_uid;     /* user ID of owner */
  46         unsigned long           s_gid;     /* group ID of owner */
  47         unsigned long           s_rdev;    /* device type (if inode device) */
  48         unsigned long long      s_size;    /* total size, in bytes */
  49         unsigned long           s_blksize; /* blocksize for filesystem I/O */
  50         unsigned long           s_blocks;  /* number of blocks allocated */
  51         unsigned long           s_atime;   /* time of last access */
  52         unsigned long           s_mtime;   /* time of last modification */
  53         unsigned long           s_ctime;   /* time of last change */
  54 } SMBW_stat;
  55
  56 typedef struct SMBW_dirent {
  57         unsigned long           d_ino;      /* inode number */
  58         unsigned long long      d_off;      /* offset to the next dirent */
  59         unsigned long           d_reclen;   /* length of this record */
  60         unsigned long           d_type;     /* type of file */
  61         char                    d_name[256]; /* filename */
  62         char                    d_comment[256]; /* comment */
  63 } SMBW_dirent;
  64
  65 struct kernel_sigaction {
  66         __sighandler_t k_sa_handler;
  67         unsigned long sa_flags;
  68         sigset_t sa_mask;
  69 };
  70
  71 typedef struct SMBW_libc
  72 {
  73         /* write() is first, to allow debugging */
  74         ssize_t (* write)(int fd, void *buf, size_t count);
  75         int (* open)(char *name, int flags, mode_t mode);
  76         int (* _open)(char *name, int flags, mode_t mode) ;
  77         int (* __open)(char *name, int flags, mode_t mode) ;
  78         int (* open64)(char *name, int flags, mode_t mode);
  79         int (* _open64)(char *name, int flags, mode_t mode) ;
  80         int (* __open64)(char *name, int flags, mode_t mode) ;
  81         ssize_t (* pread)(int fd, void *buf, size_t size, off_t ofs);
  82         ssize_t (* pread64)(int fd, void *buf, size_t size, off64_t ofs);
  83         ssize_t (* pwrite)(int fd, void *buf, size_t size, off_t ofs);
  84         ssize_t (* pwrite64)(int fd, void *buf, size_t size, off64_t ofs);
  85         int (* close)(int fd);
  86         int (* __close)(int fd);
  87         int (* _close)(int fd);
  88         int (* fcntl)(int fd, int cmd, long arg);
  89         int (* __fcntl)(int fd, int cmd, long arg);
  90         int (* _fcntl)(int fd, int cmd, long arg);
  91         int (* getdents)(int fd, struct dirent *dirp, unsigned int count);
  92         int (* __getdents)(int fd, struct dirent *dirp, unsigned int count);
  93         int (* _getdents)(int fd, struct dirent *dirp, unsigned int count);
  94         int (* getdents64)(int fd, struct dirent64 *dirp, unsigned int count);
  95         off_t (* lseek)(int fd, off_t offset, int whence);
  96         off_t (* __lseek)(int fd, off_t offset, int whence);
  97         off_t (* _lseek)(int fd, off_t offset, int whence);
  98         off64_t (* lseek64)(int fd, off64_t offset, int whence);
  99         off64_t (* __lseek64)(int fd, off64_t offset, int whence);
 100         off64_t (* _lseek64)(int fd, off64_t offset, int whence);
 101         ssize_t (* read)(int fd, void *buf, size_t count);
 102         ssize_t (* __read)(int fd, void *buf, size_t count);
 103         ssize_t (* _read)(int fd, void *buf, size_t count);
 104         ssize_t (* __write)(int fd, void *buf, size_t count);
 105         ssize_t (* _write)(int fd, void *buf, size_t count);
 106         int (* access)(char *name, int mode);
 107         int (* chmod)(char *name, mode_t mode);
 108         int (* fchmod)(int fd, mode_t mode);
 109         int (* chown)(char *name, uid_t owner, gid_t group);
 110         int (* fchown)(int fd, uid_t owner, gid_t group);
 111         int (* __xstat)(int vers, char *name, struct stat *st);
 112         char * ( *getcwd)(char *buf, size_t size);
 113         int (* mkdir)(char *name, mode_t mode);
 114         int (* __fxstat)(int vers, int fd, struct stat *st);
 115         int (* __lxstat)(int vers, char *name, struct stat *st);
 116         int (* stat)(char *name, struct stat *st);
 117         int (* lstat)(char *name, struct stat *st);
 118         int (* fstat)(int fd, struct stat *st);
 119         int (* unlink)(char *name);
 120         int (* utime)(char *name, struct utimbuf *tvp);
 121         int (* utimes)(char *name, struct timeval *tvp);
 122         int (* readlink)(char *path, char *buf, size_t bufsize);
 123         int (* rename)(char *oldname, char *newname);
 124         int (* rmdir)(char *name);
 125         int (* symlink)(char *topath, char *frompath);
 126         int (* dup)(int fd);
 127         int (* dup2)(int oldfd, int newfd);
 128         DIR * (* opendir)(char *name);
 129         struct dirent * (* readdir)(DIR *dir);
 130         int (* closedir)(DIR *dir);
 131         off_t (* telldir)(DIR *dir);
 132         void (* seekdir)(DIR *dir, off_t offset);
 133         int (* creat)(char *path, mode_t mode);
 134         int (* creat64)(char *path, mode_t mode);
 135         int (* __xstat64)(int ver, char *name, struct stat64 *st64);
 136         int (* stat64)(char *name, struct stat64 *st64);
 137         int (* __fxstat64)(int ver, int fd, struct stat64 *st64);
 138         int (* fstat64)(int fd, struct stat64 *st64);
 139         int (* __lxstat64)(int ver, char *name, struct stat64 *st64);
 140         int (* lstat64)(char *name, struct stat64 *st64);
 141         int (* _llseek)(unsigned int fd,  unsigned  long  offset_high, unsigned  long  offset_low,  loff_t  *result, unsigned int whence);
 142         struct dirent64 * (* readdir64)(DIR *dir);
 143         int (* readdir_r)(DIR *dir, struct dirent *entry, struct dirent **result);
 144         int (* readdir64_r)(DIR *dir, struct dirent64 *entry, struct dirent64 **result);
 145         int (* setxattr)(const char *fname,
 146                          const char *name,
 147                          const void *value,
 148                          size_t size,
 149                          int flags);
 150         int (* lsetxattr)(const char *fname,
 151                           const char *name,
 152                           const void *value,
 153                           size_t size,
 154                           int flags);
 155         int (* fsetxattr)(int smbw_fd,
 156                           const char *name,
 157                           const void *value,
 158                           size_t size,
 159                           int flags);
 160         int (* getxattr)(const char *fname,
 161                          const char *name,
 162                          const void *value,
 163                          size_t size);
 164         int (* lgetxattr)(const char *fname,
 165                           const char *name,
 166                           const void *value,
 167                           size_t size);
 168         int (* fgetxattr)(int smbw_fd,
 169                           const char *name,
 170                           const void *value,
 171                           size_t size);
 172         int (* removexattr)(const char *fname,
 173                             const char *name);
 174         int (* lremovexattr)(const char *fname,
 175                              const char *name);
 176         int (* fremovexattr)(int smbw_fd,
 177                              const char *name);
 178         int (* listxattr)(const char *fname,
 179                           char *list,
 180                           size_t size);
 181         int (* llistxattr)(const char *fname,
 182                            char *list,
 183                            size_t size);
 184         int (* flistxattr)(int smbw_fd,
 185                            char *list,
 186                            size_t size);
 187         int (* chdir)(const char *path);
 188         int (* fchdir)(int fd);
 189         pid_t (* fork)(void);
 190         int (* select)(int n,
 191                        fd_set *readfds,
 192                        fd_set *writefds,
 193                        fd_set *exceptfds,
 194                        struct timeval *timeout);
 195         int (* _select)(int n,
 196                         fd_set *readfds,
 197                         fd_set *writefds,
 198                         fd_set *exceptfds,
 199                         struct timeval *timeout);
 200         int (* __select)(int n,
 201                          fd_set *readfds,
 202                          fd_set *writefds,
 203                          fd_set *exceptfds,
 204                          struct timeval *timeout);
 205 } SMBW_libc_pointers;
 206
 207 extern SMBW_libc_pointers smbw_libc;
 208
 209 #endif /* __WRAPPER_H__ */