projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 | 1 | /* |
| 7b718769 NS |
2 | * Copyright (c) 2000-2003,2005 Silicon Graphics, Inc. |
| 3 | * All Rights Reserved. | |
| 1da177e4 | 4 | * |
| 7b718769 NS |
5 | * This program is free software; you can redistribute it and/or |
| 6 | * modify it under the terms of the GNU General Public License as | |
| 1da177e4 LT |
7 | * published by the Free Software Foundation. |
| 8 | * | |
| 7b718769 NS |
9 | * This program is distributed in the hope that it would be useful, |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 12 | * GNU General Public License for more details. | |
| 1da177e4 | 13 | * |
| 7b718769 NS |
14 | * You should have received a copy of the GNU General Public License |
| 15 | * along with this program; if not, write the Free Software Foundation, | |
| 16 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
| 1da177e4 | 17 | * |
| 1da177e4 LT |
18 | * Portions Copyright (c) 1982, 1986, 1993, 1994 |
| 19 | * The Regents of the University of California. All rights reserved. | |
| 20 | * | |
| 21 | * Redistribution and use in source and binary forms, with or without | |
| 22 | * modification, are permitted provided that the following conditions | |
| 23 | * are met: | |
| 24 | * 1. Redistributions of source code must retain the above copyright | |
| 25 | * notice, this list of conditions and the following disclaimer. | |
| 26 | * 2. Redistributions in binary form must reproduce the above copyright | |
| 27 | * notice, this list of conditions and the following disclaimer in the | |
| 28 | * documentation and/or other materials provided with the distribution. | |
| 29 | * 3. Neither the name of the University nor the names of its contributors | |
| 30 | * may be used to endorse or promote products derived from this software | |
| 31 | * without specific prior written permission. | |
| 32 | * | |
| 33 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND | |
| 34 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 35 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
| 36 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE | |
| 37 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
| 38 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
| 39 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
| 40 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
| 41 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
| 42 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
| 43 | * SUCH DAMAGE. | |
| 44 | */ | |
| 45 | #ifndef __XFS_SUPPORT_MOVE_H__ | |
| 46 | #define __XFS_SUPPORT_MOVE_H__ | |
| 47 | ||
| 48 | #include <linux/uio.h> | |
| 49 | #include <asm/uaccess.h> | |
| 50 | ||
| 51 | /* Segment flag values. */ | |
| 52 | enum uio_seg { | |
| 53 | UIO_USERSPACE, /* from user data space */ | |
| 54 | UIO_SYSSPACE, /* from system space */ | |
| 55 | }; | |
| 56 | ||
| 57 | struct uio { | |
| 58 | struct iovec *uio_iov; /* pointer to array of iovecs */ | |
| 59 | int uio_iovcnt; /* number of iovecs in array */ | |
| 60 | xfs_off_t uio_offset; /* offset in file this uio corresponds to */ | |
| 61 | int uio_resid; /* residual i/o count */ | |
| 62 | enum uio_seg uio_segflg; /* see above */ | |
| 63 | }; | |
| 64 | ||
| 65 | typedef struct uio uio_t; | |
| 66 | typedef struct iovec iovec_t; | |
| 67 | ||
| 68 | extern int uio_read (caddr_t, size_t, uio_t *); | |
| 69 | ||
| 70 | #endif /* __XFS_SUPPORT_MOVE_H__ */ |