1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 22 #ifndef _SYS_ZFS_FILE_H 23 #define _SYS_ZFS_FILE_H 24 25 #ifndef _KERNEL 26 typedef struct zfs_file { 27 int f_fd; 28 int f_dump_fd; 29 } zfs_file_t; 30 #elif defined(__linux__) || defined(__FreeBSD__) 31 typedef struct file zfs_file_t; 32 #else 33 #error "unknown OS" 34 #endif 35 36 typedef struct zfs_file_attr { 37 uint64_t zfa_size; /* file size */ 38 mode_t zfa_mode; /* file type */ 39 } zfs_file_attr_t; 40 41 int zfs_file_open(const char *path, int flags, int mode, zfs_file_t **fp); 42 void zfs_file_close(zfs_file_t *fp); 43 44 int zfs_file_write(zfs_file_t *fp, const void *buf, size_t len, ssize_t *resid); 45 int zfs_file_pwrite(zfs_file_t *fp, const void *buf, size_t len, loff_t off, 46 ssize_t *resid); 47 int zfs_file_read(zfs_file_t *fp, void *buf, size_t len, ssize_t *resid); 48 int zfs_file_pread(zfs_file_t *fp, void *buf, size_t len, loff_t off, 49 ssize_t *resid); 50 51 int zfs_file_seek(zfs_file_t *fp, loff_t *offp, int whence); 52 int zfs_file_getattr(zfs_file_t *fp, zfs_file_attr_t *zfattr); 53 int zfs_file_fsync(zfs_file_t *fp, int flags); 54 int zfs_file_fallocate(zfs_file_t *fp, int mode, loff_t offset, loff_t len); 55 loff_t zfs_file_off(zfs_file_t *fp); 56 int zfs_file_unlink(const char *); 57 58 int zfs_file_get(int fd, zfs_file_t **fp); 59 void zfs_file_put(int fd); 60 void *zfs_file_private(zfs_file_t *fp); 61 62 #endif /* _SYS_ZFS_FILE_H */ 63