xref: /freebsd/contrib/ofed/libibumad/sysfs.h (revision 4f52dfbb)
1 /*
2  * Copyright (c) 2008 Voltaire Inc.  All rights reserved.
3  *
4  * This software is available to you under a choice of one of two
5  * licenses.  You may choose to be licensed under the terms of the GNU
6  * General Public License (GPL) Version 2, available from the file
7  * COPYING in the main directory of this source tree, or the
8  * OpenIB.org BSD license below:
9  *
10  *     Redistribution and use in source and binary forms, with or
11  *     without modification, are permitted provided that the following
12  *     conditions are met:
13  *
14  *      - Redistributions of source code must retain the above
15  *        copyright notice, this list of conditions and the following
16  *        disclaimer.
17  *
18  *      - Redistributions in binary form must reproduce the above
19  *        copyright notice, this list of conditions and the following
20  *        disclaimer in the documentation and/or other materials
21  *        provided with the distribution.
22  *
23  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
26  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
27  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
28  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
29  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
30  * SOFTWARE.
31  *
32  */
33 #ifndef _UMAD_SYSFS_H
34 #define _UMAD_SYSFS_H
35 
36 #include <stdint.h>
37 #include <infiniband/types.h>
38 #include <infiniband/umad.h>
39 
40 struct dirent;
41 
42 extern int sys_read_string(const char *dir_name, const char *file_name, char *str, int len);
43 extern int sys_read_guid(const char *dir_name, const char *file_name, __be64 * net_guid);
44 extern int sys_read_gid(const char *dir_name, const char *file_name,
45 			union umad_gid *gid);
46 extern int sys_read_uint64(const char *dir_name, const char *file_name, uint64_t * u);
47 extern int sys_read_uint(const char *dir_name, const char *file_name, unsigned *u);
48 extern int sys_scandir(const char *dirname, struct dirent ***namelist,
49     int (*select)(const struct dirent *),
50     int (*compar)(const struct dirent **, const struct dirent **));
51 
52 #endif /* _UMAD_SYSFS_H */
53