1 /* $NetBSD: nvpair_impl.h,v 1.2 2018/09/08 14:02:15 christos Exp $ */ 2 3 /*- 4 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 5 * 6 * Copyright (c) 2009-2013 The FreeBSD Foundation 7 * Copyright (c) 2013-2015 Mariusz Zaborski <oshogbo (at) FreeBSD.org> 8 * All rights reserved. 9 * 10 * This software was developed by Pawel Jakub Dawidek under sponsorship from 11 * the FreeBSD Foundation. 12 * 13 * Redistribution and use in source and binary forms, with or without 14 * modification, are permitted provided that the following conditions 15 * are met: 16 * 1. Redistributions of source code must retain the above copyright 17 * notice, this list of conditions and the following disclaimer. 18 * 2. Redistributions in binary form must reproduce the above copyright 19 * notice, this list of conditions and the following disclaimer in the 20 * documentation and/or other materials provided with the distribution. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND 23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE 26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 * SUCH DAMAGE. 33 * 34 * $FreeBSD: head/sys/contrib/libnv/nvpair_impl.h 328474 2018-01-27 12:58:21Z oshogbo $ 35 */ 36 37 #ifndef _NVPAIR_IMPL_H_ 38 #define _NVPAIR_IMPL_H_ 39 40 #ifdef __FreeBSD__ 41 #include <sys/nv.h> 42 #else 43 #include "nv.h" 44 #endif 45 #include <sys/queue.h> 46 47 #if !defined(_KERNEL) && !defined(_STANDALONE) 48 #include <stdint.h> 49 #endif 50 51 TAILQ_HEAD(nvl_head, nvpair); 52 53 void nvpair_assert(const nvpair_t *nvp); 54 nvlist_t *nvpair_nvlist(const nvpair_t *nvp); 55 nvpair_t *nvpair_next(const nvpair_t *nvp); 56 nvpair_t *nvpair_prev(const nvpair_t *nvp); 57 void nvpair_insert(struct nvl_head *head, nvpair_t *nvp, nvlist_t *nvl); 58 void nvpair_remove(struct nvl_head *head, nvpair_t *nvp, const nvlist_t *nvl); 59 size_t nvpair_header_size(void); 60 size_t nvpair_size(const nvpair_t *nvp); 61 const unsigned char *nvpair_unpack(bool isbe, const unsigned char *ptr, 62 size_t *leftp, nvpair_t **nvpp); 63 void nvpair_free_structure(nvpair_t *nvp); 64 void nvpair_init_datasize(nvpair_t *nvp); 65 const char *nvpair_type_string(int type); 66 67 /* Pack functions. */ 68 unsigned char *nvpair_pack_header(const nvpair_t *nvp, unsigned char *ptr, 69 size_t *leftp); 70 unsigned char *nvpair_pack_null(const nvpair_t *nvp, unsigned char *ptr, 71 size_t *leftp); 72 unsigned char *nvpair_pack_bool(const nvpair_t *nvp, unsigned char *ptr, 73 size_t *leftp); 74 unsigned char *nvpair_pack_number(const nvpair_t *nvp, unsigned char *ptr, 75 size_t *leftp); 76 unsigned char *nvpair_pack_string(const nvpair_t *nvp, unsigned char *ptr, 77 size_t *leftp); 78 unsigned char *nvpair_pack_descriptor(const nvpair_t *nvp, unsigned char *ptr, 79 int64_t *fdidxp, size_t *leftp); 80 unsigned char *nvpair_pack_binary(const nvpair_t *nvp, unsigned char *ptr, 81 size_t *leftp); 82 unsigned char *nvpair_pack_nvlist_up(unsigned char *ptr, size_t *leftp); 83 unsigned char *nvpair_pack_bool_array(const nvpair_t *nvp, unsigned char *ptr, 84 size_t *leftp); 85 unsigned char *nvpair_pack_number_array(const nvpair_t *nvp, unsigned char *ptr, 86 size_t *leftp); 87 unsigned char *nvpair_pack_string_array(const nvpair_t *nvp, unsigned char *ptr, 88 size_t *leftp); 89 unsigned char *nvpair_pack_descriptor_array(const nvpair_t *nvp, 90 unsigned char *ptr, int64_t *fdidxp, size_t *leftp); 91 unsigned char *nvpair_pack_nvlist_array_next(unsigned char *ptr, size_t *leftp); 92 93 /* Unpack data functions. */ 94 const unsigned char *nvpair_unpack_header(bool isbe, nvpair_t *nvp, 95 const unsigned char *ptr, size_t *leftp); 96 const unsigned char *nvpair_unpack_null(bool isbe, nvpair_t *nvp, 97 const unsigned char *ptr, size_t *leftp); 98 const unsigned char *nvpair_unpack_bool(bool isbe, nvpair_t *nvp, 99 const unsigned char *ptr, size_t *leftp); 100 const unsigned char *nvpair_unpack_number(bool isbe, nvpair_t *nvp, 101 const unsigned char *ptr, size_t *leftp); 102 const unsigned char *nvpair_unpack_string(bool isbe, nvpair_t *nvp, 103 const unsigned char *ptr, size_t *leftp); 104 const unsigned char *nvpair_unpack_nvlist(bool isbe, nvpair_t *nvp, 105 const unsigned char *ptr, size_t *leftp, size_t nfds, nvlist_t **child); 106 const unsigned char *nvpair_unpack_descriptor(bool isbe, nvpair_t *nvp, 107 const unsigned char *ptr, size_t *leftp, const int *fds, size_t nfds); 108 const unsigned char *nvpair_unpack_binary(bool isbe, nvpair_t *nvp, 109 const unsigned char *ptr, size_t *leftp); 110 const unsigned char *nvpair_unpack_bool_array(bool isbe, nvpair_t *nvp, 111 const unsigned char *ptr, size_t *leftp); 112 const unsigned char *nvpair_unpack_number_array(bool isbe, nvpair_t *nvp, 113 const unsigned char *ptr, size_t *leftp); 114 const unsigned char *nvpair_unpack_string_array(bool isbe, nvpair_t *nvp, 115 const unsigned char *ptr, size_t *leftp); 116 const unsigned char *nvpair_unpack_descriptor_array(bool isbe, nvpair_t *nvp, 117 const unsigned char *ptr, size_t *leftp, const int *fds, size_t nfds); 118 const unsigned char *nvpair_unpack_nvlist_array(bool isbe, nvpair_t *nvp, 119 const unsigned char *ptr, size_t *leftp, nvlist_t **firstel); 120 121 #endif /* !_NVPAIR_IMPL_H_ */ 122
Indexes created Sun Sep 21 16:09:51 GMT 2025