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| -rw-r--r-- | source3/include/vfs.h | 131 |
1 files changed, 131 insertions, 0 deletions
diff --git a/source3/include/vfs.h b/source3/include/vfs.h new file mode 100644 index 0000000000..80215b0036 --- /dev/null +++ b/source3/include/vfs.h @@ -0,0 +1,131 @@ +/* + Unix SMB/Netbios implementation. + Version 1.9. + VFS structures and parameters + Copyright (C) Tim Potter 1999 + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. +*/ + +#ifndef _VFS_H +#define _VFS_H + +/* Types used in the definition of VFS operations. These are included + here so the vfs.h file can be included by VFS modules without + having to pull in unnecessary amounts of other stuff. Note to VFS + writers: you must include config.h before including this file. + The following type definitions reference the HAVE_* symbols which + are defined in config.h */ + +#ifndef SMB_OFF_T +# ifdef HAVE_OFF64_T +# define SMB_OFF_T off64_t +# else +# define SMB_OFF_T off_t +# endif +#endif + +#ifndef SMB_STRUCT_STAT +# if defined(HAVE_STAT64) && defined(HAVE_OFF64_T) +# define SMB_STRUCT_STAT struct stat64 +# else +# define SMB_STRUCT_STAT struct stat +# endif +#endif + +#ifndef _BOOL +typedef int BOOL; +#endif + +#ifndef _PSTRING +#define PSTRING_LEN 1024 +#define FSTRING_LEN 128 + +typedef char pstring[PSTRING_LEN]; +typedef char fstring[FSTRING_LEN]; +#define _PSTRING +#endif + +#if defined(HAVE_LONGLONG) +#define SMB_BIG_UINT unsigned long long +#else +#define SMB_BIG_UINT unsigned long +#endif + +/* Information from the connection_struct passed to the vfs layer */ + +struct vfs_connection_struct { + + /* Connection information */ + + BOOL printer; + BOOL ipc; + BOOL read_only; + BOOL admin_user; + + /* Paths */ + + pstring dirpath; + pstring connectpath; + pstring origpath; + + /* Information on user who *opened* this connection */ + + pstring user; + uid_t uid; + gid_t gid; + int ngroups; + gid_t *groups; +}; + +/* VFS operations structure */ + +struct vfs_ops { + + /* Disk operations */ + + int (*connect)(struct vfs_connection_struct *conn, char *service, + char *user); + void (*disconnect)(void); + SMB_BIG_UINT (*disk_free)(char *path, SMB_BIG_UINT *bsize, + SMB_BIG_UINT *dfree, SMB_BIG_UINT *dsize); + + /* Directory operations */ + + DIR *(*opendir)(char *fname); + struct dirent *(*readdir)(DIR *dirp); + int (*mkdir)(char *path, mode_t mode); + int (*rmdir)(char *path); + int (*closedir)(DIR *dir); + + /* File operations */ + + int (*open)(char *fname, int flags, mode_t mode); + int (*close)(int fd); + ssize_t (*read)(int fd, char *data, size_t n); + ssize_t (*write)(int fd, char *data, size_t n); + SMB_OFF_T (*lseek)(int filedes, SMB_OFF_T offset, int whence); + int (*rename)(char *old, char *new); + void (*sync)(int fd); + int (*stat)(char *fname, SMB_STRUCT_STAT *sbuf); + int (*fstat)(int fd, SMB_STRUCT_STAT *sbuf); + int (*lstat)(char *path, SMB_STRUCT_STAT *sbuf); + BOOL (*lock)(int fd, int op, SMB_OFF_T offset, SMB_OFF_T count, int type); + int (*unlink)(char *path); + int (*chmod)(char *path, mode_t mode); + int (*utime)(char *path, struct utimbuf *times); +}; + +#endif /* _VFS_H */ |