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 2005 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_BUF_H 28*0Sstevel@tonic-gate #define _DT_BUF_H 29*0Sstevel@tonic-gate 30*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 31*0Sstevel@tonic-gate 32*0Sstevel@tonic-gate #ifdef __cplusplus 33*0Sstevel@tonic-gate extern "C" { 34*0Sstevel@tonic-gate #endif 35*0Sstevel@tonic-gate 36*0Sstevel@tonic-gate #include <dtrace.h> 37*0Sstevel@tonic-gate 38*0Sstevel@tonic-gate typedef struct dt_buf { 39*0Sstevel@tonic-gate const char *dbu_name; /* string name for debugging */ 40*0Sstevel@tonic-gate uchar_t *dbu_buf; /* buffer base address */ 41*0Sstevel@tonic-gate uchar_t *dbu_ptr; /* current buffer location */ 42*0Sstevel@tonic-gate size_t dbu_len; /* buffer size in bytes */ 43*0Sstevel@tonic-gate int dbu_err; /* errno value if error */ 44*0Sstevel@tonic-gate int dbu_resizes; /* number of resizes */ 45*0Sstevel@tonic-gate } dt_buf_t; 46*0Sstevel@tonic-gate 47*0Sstevel@tonic-gate extern void dt_buf_create(dtrace_hdl_t *, dt_buf_t *, const char *, size_t); 48*0Sstevel@tonic-gate extern void dt_buf_destroy(dtrace_hdl_t *, dt_buf_t *); 49*0Sstevel@tonic-gate extern void dt_buf_reset(dtrace_hdl_t *, dt_buf_t *); 50*0Sstevel@tonic-gate 51*0Sstevel@tonic-gate extern void dt_buf_write(dtrace_hdl_t *, dt_buf_t *, 52*0Sstevel@tonic-gate const void *, size_t, size_t); 53*0Sstevel@tonic-gate 54*0Sstevel@tonic-gate extern void dt_buf_concat(dtrace_hdl_t *, dt_buf_t *, 55*0Sstevel@tonic-gate const dt_buf_t *, size_t); 56*0Sstevel@tonic-gate 57*0Sstevel@tonic-gate extern size_t dt_buf_offset(const dt_buf_t *, size_t); 58*0Sstevel@tonic-gate extern size_t dt_buf_len(const dt_buf_t *); 59*0Sstevel@tonic-gate 60*0Sstevel@tonic-gate extern int dt_buf_error(const dt_buf_t *); 61*0Sstevel@tonic-gate extern void *dt_buf_ptr(const dt_buf_t *); 62*0Sstevel@tonic-gate 63*0Sstevel@tonic-gate extern void *dt_buf_claim(dtrace_hdl_t *, dt_buf_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_BUF_H */ 70