xref: /freebsd/sys/contrib/openzfs/include/libzfsbootenv.h (revision 61145dc2b94f12f6a47344fb9aac702321880e43)
1 // SPDX-License-Identifier: CDDL-1.0
2 /*
3  * This file and its contents are supplied under the terms of the
4  * Common Development and Distribution License ("CDDL"), version 1.0.
5  * You may only use this file in accordance with the terms of version
6  * 1.0 of the CDDL.
7  *
8  * A full copy of the text of the CDDL should have accompanied this
9  * source.  A copy of the CDDL is also available via the Internet at
10  * http://www.illumos.org/license/CDDL.
11  */
12 
13 /*
14  * Copyright 2020 Toomas Soome <tsoome@me.com>
15  */
16 
17 #ifndef _LIBZFSBOOTENV_H
18 #define	_LIBZFSBOOTENV_H extern __attribute__((visibility("default")))
19 
20 #ifdef __cplusplus
21 extern "C" {
22 #endif
23 
24 typedef enum lzbe_flags {
25 	lzbe_add,	/* add data to existing nvlist */
26 	lzbe_replace	/* replace current nvlist */
27 } lzbe_flags_t;
28 
29 _LIBZFSBOOTENV_H int lzbe_nvlist_get(const char *, const char *, void **);
30 _LIBZFSBOOTENV_H int lzbe_nvlist_set(const char *, const char *, void *);
31 _LIBZFSBOOTENV_H void lzbe_nvlist_free(void *);
32 _LIBZFSBOOTENV_H int lzbe_add_pair(void *, const char *, const char *, void *,
33     size_t);
34 _LIBZFSBOOTENV_H int lzbe_remove_pair(void *, const char *);
35 _LIBZFSBOOTENV_H int lzbe_set_boot_device(const char *, lzbe_flags_t,
36     const char *);
37 _LIBZFSBOOTENV_H int lzbe_get_boot_device(const char *, char **);
38 _LIBZFSBOOTENV_H int lzbe_bootenv_print(const char *, const char *, FILE *);
39 
40 #ifdef __cplusplus
41 }
42 #endif
43 
44 #endif /* _LIBZFSBOOTENV_H */
45