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