Differential D4249 Diff 10457 sys/contrib/libnv/nvpair_impl.h

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sys/contrib/libnv/nvpair_impl.h

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				/*-
				* Copyright (c) 2009-2013 The FreeBSD Foundation
				* Copyright (c) 2013-2015 Mariusz Zaborski <oshogbo@FreeBSD.org>
				* All rights reserved.
				*
				* This software was developed by Pawel Jakub Dawidek under sponsorship from
				* the FreeBSD Foundation.
				*
				* Redistribution and use in source and binary forms, with or without
				* modification, are permitted provided that the following conditions
				* are met:
				* 1. Redistributions of source code must retain the above copyright
				* notice, this list of conditions and the following disclaimer.
				* 2. Redistributions in binary form must reproduce the above copyright
				* notice, this list of conditions and the following disclaimer in the
				* documentation and/or other materials provided with the distribution.
				*
				* THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
				* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
				* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
				* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
				* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
				* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
				* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
				* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
				* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
				* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
				* SUCH DAMAGE.
				*
				* $FreeBSD: head/sys/contrib/libnv/nvpair_impl.h 286796 2015-08-15 06:34:49Z oshogbo $
				*/

				#ifndef _NVPAIR_IMPL_H_
				#define _NVPAIR_IMPL_H_

				#include <sys/nv.h>
				#include <sys/queue.h>

				#ifndef _KERNEL
				#include <stdint.h>
				#endif

				TAILQ_HEAD(nvl_head, nvpair);

				void nvpair_assert(const nvpair_t *nvp);
				nvlist_t nvpair_nvlist(const nvpair_t nvp);
				nvpair_t nvpair_next(const nvpair_t nvp);
				nvpair_t nvpair_prev(const nvpair_t nvp);
				void nvpair_insert(struct nvl_head head, nvpair_t nvp, nvlist_t *nvl);
				void nvpair_remove(struct nvl_head head, nvpair_t nvp, const nvlist_t *nvl);
				size_t nvpair_header_size(void);
				size_t nvpair_size(const nvpair_t *nvp);
				const unsigned char nvpair_unpack(bool isbe, const unsigned char ptr,
				size_t leftp, nvpair_t *nvpp);
				void nvpair_free_structure(nvpair_t *nvp);
				void nvpair_init_datasize(nvpair_t *nvp);
				const char *nvpair_type_string(int type);

				/* Pack functions. */
				unsigned char nvpair_pack_header(const nvpair_t nvp, unsigned char *ptr,
				size_t *leftp);
				unsigned char nvpair_pack_null(const nvpair_t nvp, unsigned char *ptr,
				size_t *leftp);
				unsigned char nvpair_pack_bool(const nvpair_t nvp, unsigned char *ptr,
				size_t *leftp);
				unsigned char nvpair_pack_number(const nvpair_t nvp, unsigned char *ptr,
				size_t *leftp);
				unsigned char nvpair_pack_string(const nvpair_t nvp, unsigned char *ptr,
				size_t *leftp);
				unsigned char nvpair_pack_descriptor(const nvpair_t nvp, unsigned char *ptr,
				int64_t fdidxp, size_t leftp);
				unsigned char nvpair_pack_binary(const nvpair_t nvp, unsigned char *ptr,
				size_t *leftp);
				unsigned char nvpair_pack_nvlist_up(unsigned char ptr, size_t *leftp);
				unsigned char nvpair_pack_bool_array(const nvpair_t nvp, unsigned char *ptr,
				size_t *leftp);
				unsigned char nvpair_pack_number_array(const nvpair_t nvp, unsigned char *ptr,
				size_t *leftp);
				unsigned char nvpair_pack_string_array(const nvpair_t nvp, unsigned char *ptr,
				size_t *leftp);
				unsigned char nvpair_pack_descriptor_array(const nvpair_t nvp,
				unsigned char ptr, int64_t fdidxp, size_t *leftp);
				unsigned char nvpair_pack_nvlist_array_next(unsigned char ptr, size_t *leftp);

				/* Unpack data functions. */
				const unsigned char nvpair_unpack_header(bool isbe, nvpair_t nvp,
				const unsigned char ptr, size_t leftp);
				const unsigned char nvpair_unpack_null(bool isbe, nvpair_t nvp,
				const unsigned char ptr, size_t leftp);
				const unsigned char nvpair_unpack_bool(bool isbe, nvpair_t nvp,
				const unsigned char ptr, size_t leftp);
				const unsigned char nvpair_unpack_number(bool isbe, nvpair_t nvp,
				const unsigned char ptr, size_t leftp);
				const unsigned char nvpair_unpack_string(bool isbe, nvpair_t nvp,
				const unsigned char ptr, size_t leftp);
				const unsigned char nvpair_unpack_nvlist(bool isbe, nvpair_t nvp,
				const unsigned char ptr, size_t leftp, size_t nfds, nvlist_t **child);
				const unsigned char nvpair_unpack_descriptor(bool isbe, nvpair_t nvp,
				const unsigned char ptr, size_t leftp, const int *fds, size_t nfds);
				const unsigned char nvpair_unpack_binary(bool isbe, nvpair_t nvp,
				const unsigned char ptr, size_t leftp);
				const unsigned char nvpair_unpack_bool_array(bool isbe, nvpair_t nvp,
				const unsigned char ptr, size_t leftp);
				const unsigned char nvpair_unpack_number_array(bool isbe, nvpair_t nvp,
				const unsigned char ptr, size_t leftp);
				const unsigned char nvpair_unpack_string_array(bool isbe, nvpair_t nvp,
				const unsigned char ptr, size_t leftp);
				const unsigned char nvpair_unpack_descriptor_array(bool isbe, nvpair_t nvp,
				const unsigned char ptr, size_t leftp, const int *fds, size_t nfds);
				const unsigned char nvpair_unpack_nvlist_array(bool isbe, nvpair_t nvp,
				const unsigned char ptr, size_t leftp, nvlist_t **firstel);

				#endif /* !_NVPAIR_IMPL_H_ */