/*
Unix SMB/CIFS implementation.
VFS structures and parameters
+ Copyright (C) Jeremy Allison 1999-2005
Copyright (C) Tim Potter 1999
Copyright (C) Alexander Bokovoy 2002
Copyright (C) Stefan (metze) Metzmacher 2003
* This next constant specifies the version number of the VFS interface
* this smbd will load. Increment this if *ANY* changes are made to the
* vfs_ops below. JRA.
+ *
+ * If you change anything here, please also update modules/vfs_full_audit.c.
+ * VL.
*/
/* Changed to version 2 for CIFS UNIX extensions (mknod and link added). JRA. */
/* Changed to version 4 for cascaded VFS interface. Alexander Bokovoy. */
/* Changed to version 5 for sendfile addition. JRA. */
/* Changed to version 6 for the new module system, fixed cascading and quota functions. --metze */
-#define SMB_VFS_INTERFACE_VERSION 6
-
-
-/* to bug old modules witch are trying to compile with the old functions */
-#define vfs_init __ERROR_please_port_this_module_to_SMB_VFS_INTERFACE_VERSION_6(void) { __ERROR_please_port_this_module_to_SMB_VFS_INTERFACE_VERSION_6 };
+/* Changed to version 7 to include the get_nt_acl info parameter. JRA. */
+/* Changed to version 8 includes EA calls. JRA. */
+/* Changed to version 9 to include the get_shadow_data call. --metze */
+/* Changed to version 10 to include pread/pwrite calls. */
+/* Changed to version 11 to include seekdir/telldir/rewinddir calls. JRA */
+/* Changed to version 12 to add mask and attributes to opendir(). JRA
+ Also include aio calls. JRA. */
+/* Changed to version 13 as the internal structure of files_struct has changed. JRA */
+#define SMB_VFS_INTERFACE_VERSION 13
+
+
+/* to bug old modules which are trying to compile with the old functions */
+#define vfs_init __ERROR_please_port_this_module_to_SMB_VFS_INTERFACE_VERSION_8_donot_use_vfs_init_anymore(void) { __ERROR_please_port_this_module_to_SMB_VFS_INTERFACE_VERSION_8_donot_use_vfs_init_anymore };
#define lp_parm_string __ERROR_please_port_lp_parm_string_to_lp_parm_const_string_or_lp_parm_talloc_string { \
__ERROR_please_port_lp_parm_string_to_lp_parm_const_string_or_lp_parm_talloc_string };
#define lp_vfs_options __ERROR_please_donot_use_lp_vfs_options_anymore_use_lp_parm_xxxx_functions_instead { \
SMB_VFS_OP_DISK_FREE,
SMB_VFS_OP_GET_QUOTA,
SMB_VFS_OP_SET_QUOTA,
+ SMB_VFS_OP_GET_SHADOW_COPY_DATA,
+
/* Directory operations */
SMB_VFS_OP_OPENDIR,
SMB_VFS_OP_READDIR,
+ SMB_VFS_OP_SEEKDIR,
+ SMB_VFS_OP_TELLDIR,
+ SMB_VFS_OP_REWINDDIR,
SMB_VFS_OP_MKDIR,
SMB_VFS_OP_RMDIR,
SMB_VFS_OP_CLOSEDIR,
SMB_VFS_OP_OPEN,
SMB_VFS_OP_CLOSE,
SMB_VFS_OP_READ,
+ SMB_VFS_OP_PREAD,
SMB_VFS_OP_WRITE,
+ SMB_VFS_OP_PWRITE,
SMB_VFS_OP_LSEEK,
SMB_VFS_OP_SENDFILE,
SMB_VFS_OP_RENAME,
SMB_VFS_OP_SYS_ACL_FREE_ACL,
SMB_VFS_OP_SYS_ACL_FREE_QUALIFIER,
+ /* EA operations. */
+ SMB_VFS_OP_GETXATTR,
+ SMB_VFS_OP_LGETXATTR,
+ SMB_VFS_OP_FGETXATTR,
+ SMB_VFS_OP_LISTXATTR,
+ SMB_VFS_OP_LLISTXATTR,
+ SMB_VFS_OP_FLISTXATTR,
+ SMB_VFS_OP_REMOVEXATTR,
+ SMB_VFS_OP_LREMOVEXATTR,
+ SMB_VFS_OP_FREMOVEXATTR,
+ SMB_VFS_OP_SETXATTR,
+ SMB_VFS_OP_LSETXATTR,
+ SMB_VFS_OP_FSETXATTR,
+
+ /* aio operations */
+ SMB_VFS_OP_AIO_READ,
+ SMB_VFS_OP_AIO_WRITE,
+ SMB_VFS_OP_AIO_RETURN,
+ SMB_VFS_OP_AIO_CANCEL,
+ SMB_VFS_OP_AIO_ERROR,
+ SMB_VFS_OP_AIO_FSYNC,
+ SMB_VFS_OP_AIO_SUSPEND,
+
/* This should always be last enum value */
SMB_VFS_OP_LAST
struct vfs_fn_pointers {
/* Disk operations */
- int (*connect)(struct vfs_handle_struct *handle, struct connection_struct *conn, const char *service, const char *user);
+ int (*connect_fn)(struct vfs_handle_struct *handle, struct connection_struct *conn, const char *service, const char *user);
void (*disconnect)(struct vfs_handle_struct *handle, struct connection_struct *conn);
SMB_BIG_UINT (*disk_free)(struct vfs_handle_struct *handle, struct connection_struct *conn, const char *path, BOOL small_query, SMB_BIG_UINT *bsize,
SMB_BIG_UINT *dfree, SMB_BIG_UINT *dsize);
int (*get_quota)(struct vfs_handle_struct *handle, struct connection_struct *conn, enum SMB_QUOTA_TYPE qtype, unid_t id, SMB_DISK_QUOTA *qt);
int (*set_quota)(struct vfs_handle_struct *handle, struct connection_struct *conn, enum SMB_QUOTA_TYPE qtype, unid_t id, SMB_DISK_QUOTA *qt);
+ int (*get_shadow_copy_data)(struct vfs_handle_struct *handle, struct files_struct *fsp, SHADOW_COPY_DATA *shadow_copy_data, BOOL labels);
/* Directory operations */
- DIR *(*opendir)(struct vfs_handle_struct *handle, struct connection_struct *conn, const char *fname);
- struct dirent *(*readdir)(struct vfs_handle_struct *handle, struct connection_struct *conn, DIR *dirp);
+ DIR *(*opendir)(struct vfs_handle_struct *handle, struct connection_struct *conn, const char *fname, const char *mask, uint32 attributes);
+ SMB_STRUCT_DIRENT *(*readdir)(struct vfs_handle_struct *handle, struct connection_struct *conn, DIR *dirp);
+ void (*seekdir)(struct vfs_handle_struct *handle, struct connection_struct *conn, DIR *dirp, long offset);
+ long (*telldir)(struct vfs_handle_struct *handle, struct connection_struct *conn, DIR *dirp);
+ void (*rewind_dir)(struct vfs_handle_struct *handle, struct connection_struct *conn, DIR *dirp);
int (*mkdir)(struct vfs_handle_struct *handle, struct connection_struct *conn, const char *path, mode_t mode);
int (*rmdir)(struct vfs_handle_struct *handle, struct connection_struct *conn, const char *path);
int (*closedir)(struct vfs_handle_struct *handle, struct connection_struct *conn, DIR *dir);
/* File operations */
int (*open)(struct vfs_handle_struct *handle, struct connection_struct *conn, const char *fname, int flags, mode_t mode);
- int (*close)(struct vfs_handle_struct *handle, struct files_struct *fsp, int fd);
+ int (*close_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, int fd);
ssize_t (*read)(struct vfs_handle_struct *handle, struct files_struct *fsp, int fd, void *data, size_t n);
+ ssize_t (*pread)(struct vfs_handle_struct *handle, struct files_struct *fsp, int fd, void *data, size_t n, SMB_OFF_T offset);
ssize_t (*write)(struct vfs_handle_struct *handle, struct files_struct *fsp, int fd, const void *data, size_t n);
+ ssize_t (*pwrite)(struct vfs_handle_struct *handle, struct files_struct *fsp, int fd, const void *data, size_t n, SMB_OFF_T offset);
SMB_OFF_T (*lseek)(struct vfs_handle_struct *handle, struct files_struct *fsp, int fd, SMB_OFF_T offset, int whence);
ssize_t (*sendfile)(struct vfs_handle_struct *handle, int tofd, files_struct *fsp, int fromfd, const DATA_BLOB *header, SMB_OFF_T offset, size_t count);
- int (*rename)(struct vfs_handle_struct *handle, struct connection_struct *conn, const char *old, const char *new);
+ int (*rename)(struct vfs_handle_struct *handle, struct connection_struct *conn, const char *oldname, const char *newname);
int (*fsync)(struct vfs_handle_struct *handle, struct files_struct *fsp, int fd);
int (*stat)(struct vfs_handle_struct *handle, struct connection_struct *conn, const char *fname, SMB_STRUCT_STAT *sbuf);
int (*fstat)(struct vfs_handle_struct *handle, struct files_struct *fsp, int fd, SMB_STRUCT_STAT *sbuf);
/* NT ACL operations. */
- size_t (*fget_nt_acl)(struct vfs_handle_struct *handle, struct files_struct *fsp, int fd, struct security_descriptor_info **ppdesc);
- size_t (*get_nt_acl)(struct vfs_handle_struct *handle, struct files_struct *fsp, const char *name, struct security_descriptor_info **ppdesc);
+ size_t (*fget_nt_acl)(struct vfs_handle_struct *handle, struct files_struct *fsp, int fd, uint32 security_info, struct security_descriptor_info **ppdesc);
+ size_t (*get_nt_acl)(struct vfs_handle_struct *handle, struct files_struct *fsp, const char *name, uint32 security_info, struct security_descriptor_info **ppdesc);
BOOL (*fset_nt_acl)(struct vfs_handle_struct *handle, struct files_struct *fsp, int fd, uint32 security_info_sent, struct security_descriptor_info *psd);
BOOL (*set_nt_acl)(struct vfs_handle_struct *handle, struct files_struct *fsp, const char *name, uint32 security_info_sent, struct security_descriptor_info *psd);
int (*sys_acl_free_text)(struct vfs_handle_struct *handle, struct connection_struct *conn, char *text);
int (*sys_acl_free_acl)(struct vfs_handle_struct *handle, struct connection_struct *conn, SMB_ACL_T posix_acl);
int (*sys_acl_free_qualifier)(struct vfs_handle_struct *handle, struct connection_struct *conn, void *qualifier, SMB_ACL_TAG_T tagtype);
+
+ /* EA operations. */
+ ssize_t (*getxattr)(struct vfs_handle_struct *handle,struct connection_struct *conn,const char *path, const char *name, void *value, size_t size);
+ ssize_t (*lgetxattr)(struct vfs_handle_struct *handle,struct connection_struct *conn,const char *path, const char *name, void *value, size_t size);
+ ssize_t (*fgetxattr)(struct vfs_handle_struct *handle, struct files_struct *fsp,int fd, const char *name, void *value, size_t size);
+ ssize_t (*listxattr)(struct vfs_handle_struct *handle, struct connection_struct *conn,const char *path, char *list, size_t size);
+ ssize_t (*llistxattr)(struct vfs_handle_struct *handle, struct connection_struct *conn,const char *path, char *list, size_t size);
+ ssize_t (*flistxattr)(struct vfs_handle_struct *handle, struct files_struct *fsp,int fd, char *list, size_t size);
+ int (*removexattr)(struct vfs_handle_struct *handle, struct connection_struct *conn,const char *path, const char *name);
+ int (*lremovexattr)(struct vfs_handle_struct *handle, struct connection_struct *conn,const char *path, const char *name);
+ int (*fremovexattr)(struct vfs_handle_struct *handle, struct files_struct *fsp,int filedes, const char *name);
+ int (*setxattr)(struct vfs_handle_struct *handle, struct connection_struct *conn,const char *path, const char *name, const void *value, size_t size, int flags);
+ int (*lsetxattr)(struct vfs_handle_struct *handle, struct connection_struct *conn,const char *path, const char *name, const void *value, size_t size, int flags);
+ int (*fsetxattr)(struct vfs_handle_struct *handle, struct files_struct *fsp,int filedes, const char *name, const void *value, size_t size, int flags);
+
+ /* aio operations */
+ int (*aio_read)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb);
+ int (*aio_write)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb);
+ ssize_t (*aio_return_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb);
+ int (*aio_cancel)(struct vfs_handle_struct *handle, struct files_struct *fsp, int fd, SMB_STRUCT_AIOCB *aiocb);
+ int (*aio_error_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb);
+ int (*aio_fsync)(struct vfs_handle_struct *handle, struct files_struct *fsp, int op, SMB_STRUCT_AIOCB *aiocb);
+ int (*aio_suspend)(struct vfs_handle_struct *handle, struct files_struct *fsp, const SMB_STRUCT_AIOCB * const aiocb[], int n, const struct timespec *timeout);
+
} ops;
struct vfs_handles_pointers {
/* Disk operations */
- struct vfs_handle_struct *connect;
+ struct vfs_handle_struct *connect_hnd;
struct vfs_handle_struct *disconnect;
struct vfs_handle_struct *disk_free;
struct vfs_handle_struct *get_quota;
struct vfs_handle_struct *set_quota;
+ struct vfs_handle_struct *get_shadow_copy_data;
/* Directory operations */
struct vfs_handle_struct *opendir;
struct vfs_handle_struct *readdir;
+ struct vfs_handle_struct *seekdir;
+ struct vfs_handle_struct *telldir;
+ struct vfs_handle_struct *rewind_dir;
struct vfs_handle_struct *mkdir;
struct vfs_handle_struct *rmdir;
struct vfs_handle_struct *closedir;
/* File operations */
struct vfs_handle_struct *open;
- struct vfs_handle_struct *close;
+ struct vfs_handle_struct *close_hnd;
struct vfs_handle_struct *read;
+ struct vfs_handle_struct *pread;
struct vfs_handle_struct *write;
+ struct vfs_handle_struct *pwrite;
struct vfs_handle_struct *lseek;
struct vfs_handle_struct *sendfile;
struct vfs_handle_struct *rename;
struct vfs_handle_struct *sys_acl_free_text;
struct vfs_handle_struct *sys_acl_free_acl;
struct vfs_handle_struct *sys_acl_free_qualifier;
+
+ /* EA operations. */
+ struct vfs_handle_struct *getxattr;
+ struct vfs_handle_struct *lgetxattr;
+ struct vfs_handle_struct *fgetxattr;
+ struct vfs_handle_struct *listxattr;
+ struct vfs_handle_struct *llistxattr;
+ struct vfs_handle_struct *flistxattr;
+ struct vfs_handle_struct *removexattr;
+ struct vfs_handle_struct *lremovexattr;
+ struct vfs_handle_struct *fremovexattr;
+ struct vfs_handle_struct *setxattr;
+ struct vfs_handle_struct *lsetxattr;
+ struct vfs_handle_struct *fsetxattr;
+
+ /* aio operations */
+ struct vfs_handle_struct *aio_read;
+ struct vfs_handle_struct *aio_write;
+ struct vfs_handle_struct *aio_return;
+ struct vfs_handle_struct *aio_cancel;
+ struct vfs_handle_struct *aio_error;
+ struct vfs_handle_struct *aio_fsync;
+ struct vfs_handle_struct *aio_suspend;
} handles;
};
} vfs_handle_struct;
-#define VFS_HANDLE_GET_DATA(handle, datap, type, ret) { \
+#define SMB_VFS_HANDLE_GET_DATA(handle, datap, type, ret) { \
if (!(handle)||((datap=(type *)(handle)->data)==NULL)) { \
DEBUG(0,("%s() failed to get vfs_handle->data!\n",FUNCTION_MACRO)); \
ret; \
} \
}
-#define VFS_HANDLE_SET_DATA(handle, datap, free_fn, type, ret) { \
+#define SMB_VFS_HANDLE_SET_DATA(handle, datap, free_fn, type, ret) { \
if (!(handle)) { \
DEBUG(0,("%s() failed to set handle->data!\n",FUNCTION_MACRO)); \
ret; \
} \
}
-#define VFS_HANDLE_FREE_DATA(handle) { \
+#define SMB_VFS_HANDLE_FREE_DATA(handle) { \
if ((handle) && (handle)->free_data) { \
(handle)->free_data(&(handle)->data); \
} \
}
-#define VFS_OP(x) ((void *) x)
+/* Check whether module-specific data handle was already allocated or not */
+#define SMB_VFS_HANDLE_TEST_DATA(handle) ( !(handle) || !(handle)->data ? False : True )
+
+#define SMB_VFS_OP(x) ((void *) x)
#include "vfs_macros.h"
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