91 lines
2.2 KiB
C
91 lines
2.2 KiB
C
/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License, Version 1.0 only
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* (the "License"). You may not use this file except in compliance
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* with the License.
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*
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* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
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* or http://www.opensolaris.org/os/licensing.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* information: Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*/
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/*
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* Copyright 2004 Sun Microsystems, Inc. All rights reserved.
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* Use is subject to license terms.
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*/
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/*
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* Copyright (c) 2017 by Delphix. All rights reserved.
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*/
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#ifndef _NVPAIR_IMPL_H
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#define _NVPAIR_IMPL_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <sys/nvpair.h>
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/*
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* The structures here provided for information and debugging purposes only
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* may be changed in the future.
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*/
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/*
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* implementation linked list for pre-packed data
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*/
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typedef struct i_nvp i_nvp_t;
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struct i_nvp {
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union {
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/* ensure alignment */
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uint64_t _nvi_align;
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struct {
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/* pointer to next nvpair */
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i_nvp_t *_nvi_next;
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/* pointer to prev nvpair */
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i_nvp_t *_nvi_prev;
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/* next pair in table bucket */
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i_nvp_t *_nvi_hashtable_next;
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} _nvi;
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} _nvi_un;
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/* nvpair */
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nvpair_t nvi_nvp;
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};
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#define nvi_next _nvi_un._nvi._nvi_next
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#define nvi_prev _nvi_un._nvi._nvi_prev
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#define nvi_hashtable_next _nvi_un._nvi._nvi_hashtable_next
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typedef struct {
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i_nvp_t *nvp_list; /* linked list of nvpairs */
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i_nvp_t *nvp_last; /* last nvpair */
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const i_nvp_t *nvp_curr; /* current walker nvpair */
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nv_alloc_t *nvp_nva; /* pluggable allocator */
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uint32_t nvp_stat; /* internal state */
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i_nvp_t **nvp_hashtable; /* table of entries used for lookup */
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uint32_t nvp_nbuckets; /* # of buckets in hash table */
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uint32_t nvp_nentries; /* # of entries in hash table */
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} nvpriv_t;
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#ifdef __cplusplus
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}
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#endif
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#endif /* _NVPAIR_IMPL_H */
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