xref: /freebsd/sys/contrib/openzfs/lib/libspl/include/sys/abd_os.h (revision 3747329b7864d0f98a0e34dda0113804ab3a2dce)
1 // SPDX-License-Identifier: CDDL-1.0
2 /*
3  * CDDL HEADER START
4  *
5  * The contents of this file are subject to the terms of the
6  * Common Development and Distribution License (the "License").
7  * You may not use this file except in compliance with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or https://opensource.org/licenses/CDDL-1.0.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*
23  * Copyright (c) 2014 by Chunwei Chen. All rights reserved.
24  * Copyright (c) 2016, 2019 by Delphix. All rights reserved.
25  */
26 
27 #ifndef _ABD_OS_H
28 #define	_ABD_OS_H
29 
30 #ifdef __cplusplus
31 extern "C" {
32 #endif
33 
34 struct abd_scatter {
35 	uint_t		abd_offset;
36 	uint_t		abd_iovcnt;
37 	struct iovec	abd_iov[1]; /* actually variable-length */
38 };
39 
40 struct abd_linear {
41 	void		*abd_buf;
42 };
43 
44 #ifdef __cplusplus
45 }
46 #endif
47 
48 #endif	/* _ABD_H */
49