zfs-builds-mm/zfs-2.0.0-rc6/include/sys/zfs_file.h
2020-11-15 11:35:49 +01:00

62 lines
2.1 KiB
C

/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
#ifndef _SYS_ZFS_FILE_H
#define _SYS_ZFS_FILE_H
#ifndef _KERNEL
typedef struct zfs_file {
int f_fd;
int f_dump_fd;
} zfs_file_t;
#elif defined(__linux__) || defined(__FreeBSD__)
typedef struct file zfs_file_t;
#else
#error "unknown OS"
#endif
typedef struct zfs_file_attr {
uint64_t zfa_size; /* file size */
mode_t zfa_mode; /* file type */
} zfs_file_attr_t;
int zfs_file_open(const char *path, int flags, int mode, zfs_file_t **fp);
void zfs_file_close(zfs_file_t *fp);
int zfs_file_write(zfs_file_t *fp, const void *buf, size_t len, ssize_t *resid);
int zfs_file_pwrite(zfs_file_t *fp, const void *buf, size_t len, loff_t off,
ssize_t *resid);
int zfs_file_read(zfs_file_t *fp, void *buf, size_t len, ssize_t *resid);
int zfs_file_pread(zfs_file_t *fp, void *buf, size_t len, loff_t off,
ssize_t *resid);
int zfs_file_seek(zfs_file_t *fp, loff_t *offp, int whence);
int zfs_file_getattr(zfs_file_t *fp, zfs_file_attr_t *zfattr);
int zfs_file_fsync(zfs_file_t *fp, int flags);
int zfs_file_fallocate(zfs_file_t *fp, int mode, loff_t offset, loff_t len);
loff_t zfs_file_off(zfs_file_t *fp);
int zfs_file_unlink(const char *);
int zfs_file_get(int fd, zfs_file_t **fp);
void zfs_file_put(int fd);
void *zfs_file_private(zfs_file_t *fp);
#endif /* _SYS_ZFS_FILE_H */