diff options
Diffstat (limited to 'source3/include/vfs.h')
| -rw-r--r-- | source3/include/vfs.h | 259 |
1 files changed, 39 insertions, 220 deletions
diff --git a/source3/include/vfs.h b/source3/include/vfs.h index bb2239bf285..fb089c86cc7 100644 --- a/source3/include/vfs.h +++ b/source3/include/vfs.h @@ -22,246 +22,65 @@ #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 - -#ifndef MAXSUBAUTHS -#define MAXSUBAUTHS 15 /* max sub authorities in a SID */ -#endif - -#ifndef uint8 -#define uint8 unsigned char -#endif - -#if !defined(uint32) && !defined(HAVE_UINT32_FROM_RPC_RPC_H) -#if (SIZEOF_INT == 4) -#define uint32 unsigned int -#elif (SIZEOF_LONG == 4) -#define uint32 unsigned long -#elif (SIZEOF_SHORT == 4) -#define uint32 unsigned short -#endif -#endif - -#ifndef _DOM_SID -/* DOM_SID - security id */ -typedef struct sid_info -{ - uint8 sid_rev_num; /* SID revision number */ - uint8 num_auths; /* number of sub-authorities */ - uint8 id_auth[6]; /* Identifier Authority */ - /* - * Note that the values in these uint32's are in *native* byteorder, - * not neccessarily little-endian...... JRA. - */ - uint32 sub_auths[MAXSUBAUTHS]; /* pointer to sub-authorities. */ - -} DOM_SID; -#define _DOM_SID -#endif - -#ifndef _SEC_ACCESS -/* SEC_ACCESS */ -typedef struct security_info_info -{ - uint32 mask; - -} SEC_ACCESS; -#define _SEC_ACCESS -#endif - -#ifndef _SEC_ACE -/* SEC_ACE */ -typedef struct security_ace_info -{ - uint8 type; /* xxxx_xxxx_ACE_TYPE - e.g allowed / denied etc */ - uint8 flags; /* xxxx_INHERIT_xxxx - e.g OBJECT_INHERIT_ACE */ - uint16 size; - - SEC_ACCESS info; - DOM_SID sid; - -} SEC_ACE; -#define _SEC_ACE -#endif - -#ifndef ACL_REVISION -#define ACL_REVISION 0x3 -#endif - -#ifndef _SEC_ACL -/* SEC_ACL */ -typedef struct security_acl_info -{ - uint16 revision; /* 0x0003 */ - uint16 size; /* size in bytes of the entire ACL structure */ - uint32 num_aces; /* number of Access Control Entries */ - - SEC_ACE *ace; - -} SEC_ACL; -#define _SEC_ACL -#endif - -#ifndef SEC_DESC_REVISION -#define SEC_DESC_REVISION 0x1 -#endif - -#ifndef _SEC_DESC -/* SEC_DESC */ -typedef struct security_descriptor_info -{ - uint16 revision; /* 0x0001 */ - uint16 type; /* SEC_DESC_xxxx flags */ - - uint32 off_owner_sid; /* offset to owner sid */ - uint32 off_grp_sid ; /* offset to group sid */ - uint32 off_sacl ; /* offset to system list of permissions */ - uint32 off_dacl ; /* offset to list of permissions */ - - SEC_ACL *dacl; /* user ACL */ - SEC_ACL *sacl; /* system ACL */ - DOM_SID *owner_sid; - DOM_SID *grp_sid; - -} SEC_DESC; -#define _SEC_DESC -#endif - -/* - * The complete list of SIDS belonging to this user. - * Created when a vuid is registered. - */ - -#ifndef _NT_USER_TOKEN -typedef struct _nt_user_token { - size_t num_sids; - DOM_SID *user_sids; -} NT_USER_TOKEN; -#define _NT_USER_TOKEN -#endif - /* Avoid conflict with an AIX include file */ #ifdef vfs_ops #undef vfs_ops #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; - - /* Handle on dlopen() call */ - - void *dl_handle; - - /* Paths */ - - pstring dirpath; - pstring connectpath; - pstring origpath; - pstring service; - - /* Information on user who *opened* this connection */ - - pstring user; - uid_t uid; - gid_t gid; - int ngroups; - gid_t *groups; - NT_USER_TOKEN *nt_user_token; -}; +/* + * As we're now (thanks Andrew ! :-) using file_structs and connection + * structs in the vfs - then anyone writing a vfs must include includes.h... + */ /* VFS operations structure */ +struct connection_struct; +struct files_struct; +struct security_descriptor_info; + 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, BOOL small_query, SMB_BIG_UINT *bsize, + int (*connect)(struct connection_struct *conn, char *service, char *user); + void (*disconnect)(struct connection_struct *conn); + SMB_BIG_UINT (*disk_free)(struct connection_struct *conn, char *path, BOOL small_query, 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); + DIR *(*opendir)(struct connection_struct *conn, char *fname); + struct dirent *(*readdir)(struct connection_struct *conn, DIR *dirp); + int (*mkdir)(struct connection_struct *conn, char *path, mode_t mode); + int (*rmdir)(struct connection_struct *conn, char *path); + int (*closedir)(struct connection_struct *conn, 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); - int (*fsync)(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); - int (*unlink)(char *path); - int (*chmod)(char *path, mode_t mode); - int (*chown)(char *path, uid_t uid, gid_t gid); - int (*chdir)(char *path); - char *(*getwd)(char *buf); - int (*utime)(char *path, struct utimbuf *times); - int (*ftruncate)(int fd, SMB_OFF_T offset); - BOOL (*lock)(int fd, int op, SMB_OFF_T offset, SMB_OFF_T count, int type); - - size_t (*fget_nt_acl)(int fd, SEC_DESC **ppdesc); - size_t (*get_nt_acl)(char *name, SEC_DESC **ppdesc); - BOOL (*fset_nt_acl)(int fd, uint32 security_info_sent, SEC_DESC *psd); - BOOL (*set_nt_acl)(char *name, uint32 security_info_sent, SEC_DESC *psd); + int (*open)(struct connection_struct *conn, char *fname, int flags, mode_t mode); + int (*close)(struct files_struct *fsp, int fd); + ssize_t (*read)(struct files_struct *fsp, int fd, char *data, size_t n); + ssize_t (*write)(struct files_struct *fsp, int fd, char *data, size_t n); + SMB_OFF_T (*lseek)(struct files_struct *fsp, int filedes, SMB_OFF_T offset, int whence); + int (*rename)(struct connection_struct *conn, char *old, char *new); + int (*fsync)(struct files_struct *fsp, int fd); + int (*stat)(struct connection_struct *conn, char *fname, SMB_STRUCT_STAT *sbuf); + int (*fstat)(struct files_struct *fsp, int fd, SMB_STRUCT_STAT *sbuf); + int (*lstat)(struct connection_struct *conn, char *path, SMB_STRUCT_STAT *sbuf); + int (*unlink)(struct connection_struct *conn, char *path); + int (*chmod)(struct connection_struct *conn, char *path, mode_t mode); + int (*chown)(struct connection_struct *conn, char *path, uid_t uid, gid_t gid); + int (*chdir)(struct connection_struct *conn, char *path); + char *(*getwd)(struct connection_struct *conn, char *buf); + int (*utime)(struct connection_struct *conn, char *path, struct utimbuf *times); + int (*ftruncate)(struct files_struct *fsp, int fd, SMB_OFF_T offset); + BOOL (*lock)(struct files_struct *fsp, int fd, int op, SMB_OFF_T offset, SMB_OFF_T count, int type); + + size_t (*fget_nt_acl)(struct files_struct *fsp, int fd, struct security_descriptor_info **ppdesc); + size_t (*get_nt_acl)(struct connection_struct *conn, char *name, struct security_descriptor_info **ppdesc); + BOOL (*fset_nt_acl)(struct files_struct *fsp, int fd, uint32 security_info_sent, struct security_descriptor_info *psd); + BOOL (*set_nt_acl)(struct connection_struct *conn, char *name, uint32 security_info_sent, struct security_descriptor_info *psd); }; struct vfs_options { |