1*6ff6d951SJohn Birrell /* 2*6ff6d951SJohn Birrell * CDDL HEADER START 3*6ff6d951SJohn Birrell * 4*6ff6d951SJohn Birrell * The contents of this file are subject to the terms of the 5*6ff6d951SJohn Birrell * Common Development and Distribution License, Version 1.0 only 6*6ff6d951SJohn Birrell * (the "License"). You may not use this file except in compliance 7*6ff6d951SJohn Birrell * with the License. 8*6ff6d951SJohn Birrell * 9*6ff6d951SJohn Birrell * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*6ff6d951SJohn Birrell * or http://www.opensolaris.org/os/licensing. 11*6ff6d951SJohn Birrell * See the License for the specific language governing permissions 12*6ff6d951SJohn Birrell * and limitations under the License. 13*6ff6d951SJohn Birrell * 14*6ff6d951SJohn Birrell * When distributing Covered Code, include this CDDL HEADER in each 15*6ff6d951SJohn Birrell * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*6ff6d951SJohn Birrell * If applicable, add the following below this CDDL HEADER, with the 17*6ff6d951SJohn Birrell * fields enclosed by brackets "[]" replaced with your own identifying 18*6ff6d951SJohn Birrell * information: Portions Copyright [yyyy] [name of copyright owner] 19*6ff6d951SJohn Birrell * 20*6ff6d951SJohn Birrell * CDDL HEADER END 21*6ff6d951SJohn Birrell */ 22*6ff6d951SJohn Birrell /* 23*6ff6d951SJohn Birrell * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 24*6ff6d951SJohn Birrell * Use is subject to license terms. 25*6ff6d951SJohn Birrell */ 26*6ff6d951SJohn Birrell 27*6ff6d951SJohn Birrell #ifndef _DT_INTTAB_H 28*6ff6d951SJohn Birrell #define _DT_INTTAB_H 29*6ff6d951SJohn Birrell 30*6ff6d951SJohn Birrell #pragma ident "%Z%%M% %I% %E% SMI" 31*6ff6d951SJohn Birrell 32*6ff6d951SJohn Birrell #include <dtrace.h> 33*6ff6d951SJohn Birrell 34*6ff6d951SJohn Birrell #ifdef __cplusplus 35*6ff6d951SJohn Birrell extern "C" { 36*6ff6d951SJohn Birrell #endif 37*6ff6d951SJohn Birrell 38*6ff6d951SJohn Birrell typedef struct dt_inthash { 39*6ff6d951SJohn Birrell struct dt_inthash *inh_hash; /* next dt_inthash in hash chain */ 40*6ff6d951SJohn Birrell struct dt_inthash *inh_next; /* next dt_inthash in output table */ 41*6ff6d951SJohn Birrell uint64_t inh_value; /* value associated with this element */ 42*6ff6d951SJohn Birrell uint_t inh_index; /* index associated with this element */ 43*6ff6d951SJohn Birrell uint_t inh_flags; /* flags (see below) */ 44*6ff6d951SJohn Birrell } dt_inthash_t; 45*6ff6d951SJohn Birrell 46*6ff6d951SJohn Birrell typedef struct dt_inttab { 47*6ff6d951SJohn Birrell dtrace_hdl_t *int_hdl; /* pointer back to library handle */ 48*6ff6d951SJohn Birrell dt_inthash_t **int_hash; /* array of hash buckets */ 49*6ff6d951SJohn Birrell uint_t int_hashlen; /* size of hash bucket array */ 50*6ff6d951SJohn Birrell uint_t int_nelems; /* number of elements hashed */ 51*6ff6d951SJohn Birrell dt_inthash_t *int_head; /* head of table in index order */ 52*6ff6d951SJohn Birrell dt_inthash_t *int_tail; /* tail of table in index order */ 53*6ff6d951SJohn Birrell uint_t int_index; /* next index to hand out */ 54*6ff6d951SJohn Birrell } dt_inttab_t; 55*6ff6d951SJohn Birrell 56*6ff6d951SJohn Birrell #define DT_INT_PRIVATE 0 /* only a single ref for this entry */ 57*6ff6d951SJohn Birrell #define DT_INT_SHARED 1 /* multiple refs can share entry */ 58*6ff6d951SJohn Birrell 59*6ff6d951SJohn Birrell extern dt_inttab_t *dt_inttab_create(dtrace_hdl_t *); 60*6ff6d951SJohn Birrell extern void dt_inttab_destroy(dt_inttab_t *); 61*6ff6d951SJohn Birrell extern int dt_inttab_insert(dt_inttab_t *, uint64_t, uint_t); 62*6ff6d951SJohn Birrell extern uint_t dt_inttab_size(const dt_inttab_t *); 63*6ff6d951SJohn Birrell extern void dt_inttab_write(const dt_inttab_t *, uint64_t *); 64*6ff6d951SJohn Birrell 65*6ff6d951SJohn Birrell #ifdef __cplusplus 66*6ff6d951SJohn Birrell } 67*6ff6d951SJohn Birrell #endif 68*6ff6d951SJohn Birrell 69*6ff6d951SJohn Birrell #endif /* _DT_INTTAB_H */ 70