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