1258065Spjd/*-
2258065Spjd * Copyright (c) 2009-2013 The FreeBSD Foundation
3258065Spjd * All rights reserved.
4258065Spjd *
5258065Spjd * This software was developed by Pawel Jakub Dawidek under sponsorship from
6258065Spjd * the FreeBSD Foundation.
7258065Spjd *
8258065Spjd * Redistribution and use in source and binary forms, with or without
9258065Spjd * modification, are permitted provided that the following conditions
10258065Spjd * are met:
11258065Spjd * 1. Redistributions of source code must retain the above copyright
12258065Spjd *    notice, this list of conditions and the following disclaimer.
13258065Spjd * 2. Redistributions in binary form must reproduce the above copyright
14258065Spjd *    notice, this list of conditions and the following disclaimer in the
15258065Spjd *    documentation and/or other materials provided with the distribution.
16258065Spjd *
17258065Spjd * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
18258065Spjd * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19258065Spjd * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20258065Spjd * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
21258065Spjd * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22258065Spjd * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23258065Spjd * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24258065Spjd * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25258065Spjd * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26258065Spjd * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27258065Spjd * SUCH DAMAGE.
28258065Spjd *
29258065Spjd * $FreeBSD$
30258065Spjd */
31258065Spjd
32258065Spjd#ifndef	_NVPAIR_IMPL_H_
33258065Spjd#define	_NVPAIR_IMPL_H_
34258065Spjd
35258065Spjd#include <sys/queue.h>
36258065Spjd
37279438Srstone#ifndef _KERNEL
38258065Spjd#include <stdint.h>
39279438Srstone#endif
40258065Spjd
41258065Spjd#include "nv.h"
42258065Spjd
43258065SpjdTAILQ_HEAD(nvl_head, nvpair);
44258065Spjd
45258065Spjdvoid nvpair_assert(const nvpair_t *nvp);
46271579Spjdnvlist_t *nvpair_nvlist(const nvpair_t *nvp);
47258065Spjdnvpair_t *nvpair_next(const nvpair_t *nvp);
48258065Spjdnvpair_t *nvpair_prev(const nvpair_t *nvp);
49258065Spjdvoid nvpair_insert(struct nvl_head *head, nvpair_t *nvp, nvlist_t *nvl);
50258065Spjdvoid nvpair_remove(struct nvl_head *head, nvpair_t *nvp, const nvlist_t *nvl);
51258065Spjdsize_t nvpair_header_size(void);
52258065Spjdsize_t nvpair_size(const nvpair_t *nvp);
53272843Spjdconst unsigned char *nvpair_unpack(bool isbe, const unsigned char *ptr,
54271579Spjd    size_t *leftp, nvpair_t **nvpp);
55258065Spjdvoid nvpair_free_structure(nvpair_t *nvp);
56271579Spjdvoid nvpair_init_datasize(nvpair_t *nvp);
57258065Spjdconst char *nvpair_type_string(int type);
58258065Spjd
59271579Spjd/* Pack functions. */
60271579Spjdunsigned char *nvpair_pack_header(const nvpair_t *nvp, unsigned char *ptr,
61271579Spjd    size_t *leftp);
62271579Spjdunsigned char *nvpair_pack_null(const nvpair_t *nvp, unsigned char *ptr,
63271579Spjd    size_t *leftp);
64271579Spjdunsigned char *nvpair_pack_bool(const nvpair_t *nvp, unsigned char *ptr,
65271579Spjd    size_t *leftp);
66271579Spjdunsigned char *nvpair_pack_number(const nvpair_t *nvp, unsigned char *ptr,
67271579Spjd    size_t *leftp);
68271579Spjdunsigned char *nvpair_pack_string(const nvpair_t *nvp, unsigned char *ptr,
69271579Spjd    size_t *leftp);
70271579Spjdunsigned char *nvpair_pack_descriptor(const nvpair_t *nvp, unsigned char *ptr,
71271579Spjd    int64_t *fdidxp, size_t *leftp);
72271579Spjdunsigned char *nvpair_pack_binary(const nvpair_t *nvp, unsigned char *ptr,
73271579Spjd    size_t *leftp);
74271579Spjdunsigned char *nvpair_pack_nvlist_up(unsigned char *ptr, size_t *leftp);
75271579Spjd
76271579Spjd/* Unpack data functions. */
77272843Spjdconst unsigned char *nvpair_unpack_header(bool isbe, nvpair_t *nvp,
78271579Spjd    const unsigned char *ptr, size_t *leftp);
79272843Spjdconst unsigned char *nvpair_unpack_null(bool isbe, nvpair_t *nvp,
80271579Spjd    const unsigned char *ptr, size_t *leftp);
81272843Spjdconst unsigned char *nvpair_unpack_bool(bool isbe, nvpair_t *nvp,
82271579Spjd    const unsigned char *ptr, size_t *leftp);
83272843Spjdconst unsigned char *nvpair_unpack_number(bool isbe, nvpair_t *nvp,
84271579Spjd    const unsigned char *ptr, size_t *leftp);
85272843Spjdconst unsigned char *nvpair_unpack_string(bool isbe, nvpair_t *nvp,
86271579Spjd    const unsigned char *ptr, size_t *leftp);
87272843Spjdconst unsigned char *nvpair_unpack_nvlist(bool isbe, nvpair_t *nvp,
88271579Spjd    const unsigned char *ptr, size_t *leftp, size_t nvlist, nvlist_t **child);
89272843Spjdconst unsigned char *nvpair_unpack_descriptor(bool isbe, nvpair_t *nvp,
90271579Spjd    const unsigned char *ptr, size_t *leftp, const int *fds, size_t nfds);
91272843Spjdconst unsigned char *nvpair_unpack_binary(bool isbe, nvpair_t *nvp,
92271579Spjd    const unsigned char *ptr, size_t *leftp);
93271579Spjd
94258065Spjd#endif	/* !_NVPAIR_IMPL_H_ */
95