17c478bd9Sstevel@tonic-gate /* 27c478bd9Sstevel@tonic-gate * CDDL HEADER START 37c478bd9Sstevel@tonic-gate * 47c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the 57c478bd9Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 67c478bd9Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 77c478bd9Sstevel@tonic-gate * with the License. 87c478bd9Sstevel@tonic-gate * 97c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 107c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 117c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions 127c478bd9Sstevel@tonic-gate * and limitations under the License. 137c478bd9Sstevel@tonic-gate * 147c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 157c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 167c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 177c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 187c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 197c478bd9Sstevel@tonic-gate * 207c478bd9Sstevel@tonic-gate * CDDL HEADER END 217c478bd9Sstevel@tonic-gate */ 227c478bd9Sstevel@tonic-gate /* 237c478bd9Sstevel@tonic-gate * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 247c478bd9Sstevel@tonic-gate * Use is subject to license terms. 257c478bd9Sstevel@tonic-gate */ 267c478bd9Sstevel@tonic-gate 27*2ec7644aSSerapheim Dimitropoulos /* 28*2ec7644aSSerapheim Dimitropoulos * Copyright (c) 2017 by Delphix. All rights reserved. 29*2ec7644aSSerapheim Dimitropoulos */ 30*2ec7644aSSerapheim Dimitropoulos 317c478bd9Sstevel@tonic-gate #ifndef _NVPAIR_IMPL_H 327c478bd9Sstevel@tonic-gate #define _NVPAIR_IMPL_H 337c478bd9Sstevel@tonic-gate 347c478bd9Sstevel@tonic-gate #ifdef __cplusplus 357c478bd9Sstevel@tonic-gate extern "C" { 367c478bd9Sstevel@tonic-gate #endif 377c478bd9Sstevel@tonic-gate 387c478bd9Sstevel@tonic-gate #include <sys/nvpair.h> 397c478bd9Sstevel@tonic-gate 407c478bd9Sstevel@tonic-gate /* 417c478bd9Sstevel@tonic-gate * The structures here provided for information and debugging purposes only 427c478bd9Sstevel@tonic-gate * may be changed in the future. 437c478bd9Sstevel@tonic-gate */ 447c478bd9Sstevel@tonic-gate 457c478bd9Sstevel@tonic-gate /* 467c478bd9Sstevel@tonic-gate * implementation linked list for pre-packed data 477c478bd9Sstevel@tonic-gate */ 487c478bd9Sstevel@tonic-gate typedef struct i_nvp i_nvp_t; 497c478bd9Sstevel@tonic-gate 507c478bd9Sstevel@tonic-gate struct i_nvp { 517c478bd9Sstevel@tonic-gate union { 52*2ec7644aSSerapheim Dimitropoulos /* ensure alignment */ 53*2ec7644aSSerapheim Dimitropoulos uint64_t _nvi_align; 54*2ec7644aSSerapheim Dimitropoulos 557c478bd9Sstevel@tonic-gate struct { 56*2ec7644aSSerapheim Dimitropoulos /* pointer to next nvpair */ 57*2ec7644aSSerapheim Dimitropoulos i_nvp_t *_nvi_next; 58*2ec7644aSSerapheim Dimitropoulos 59*2ec7644aSSerapheim Dimitropoulos /* pointer to prev nvpair */ 60*2ec7644aSSerapheim Dimitropoulos i_nvp_t *_nvi_prev; 61*2ec7644aSSerapheim Dimitropoulos 62*2ec7644aSSerapheim Dimitropoulos /* next pair in table bucket */ 63*2ec7644aSSerapheim Dimitropoulos i_nvp_t *_nvi_hashtable_next; 647c478bd9Sstevel@tonic-gate } _nvi; 657c478bd9Sstevel@tonic-gate } _nvi_un; 66*2ec7644aSSerapheim Dimitropoulos 67*2ec7644aSSerapheim Dimitropoulos /* nvpair */ 68*2ec7644aSSerapheim Dimitropoulos nvpair_t nvi_nvp; 697c478bd9Sstevel@tonic-gate }; 707c478bd9Sstevel@tonic-gate #define nvi_next _nvi_un._nvi._nvi_next 717c478bd9Sstevel@tonic-gate #define nvi_prev _nvi_un._nvi._nvi_prev 72*2ec7644aSSerapheim Dimitropoulos #define nvi_hashtable_next _nvi_un._nvi._nvi_hashtable_next 737c478bd9Sstevel@tonic-gate 747c478bd9Sstevel@tonic-gate typedef struct { 757c478bd9Sstevel@tonic-gate i_nvp_t *nvp_list; /* linked list of nvpairs */ 767c478bd9Sstevel@tonic-gate i_nvp_t *nvp_last; /* last nvpair */ 777c478bd9Sstevel@tonic-gate i_nvp_t *nvp_curr; /* current walker nvpair */ 787c478bd9Sstevel@tonic-gate nv_alloc_t *nvp_nva; /* pluggable allocator */ 797c478bd9Sstevel@tonic-gate uint32_t nvp_stat; /* internal state */ 80*2ec7644aSSerapheim Dimitropoulos 81*2ec7644aSSerapheim Dimitropoulos i_nvp_t **nvp_hashtable; /* table of entries used for lookup */ 82*2ec7644aSSerapheim Dimitropoulos uint32_t nvp_nbuckets; /* # of buckets in hash table */ 83*2ec7644aSSerapheim Dimitropoulos uint32_t nvp_nentries; /* # of entries in hash table */ 847c478bd9Sstevel@tonic-gate } nvpriv_t; 857c478bd9Sstevel@tonic-gate 867c478bd9Sstevel@tonic-gate #ifdef __cplusplus 877c478bd9Sstevel@tonic-gate } 887c478bd9Sstevel@tonic-gate #endif 897c478bd9Sstevel@tonic-gate 907c478bd9Sstevel@tonic-gate #endif /* _NVPAIR_IMPL_H */ 91