1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 /* 22 * Copyright 2006 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 */ 25 26 #ifndef _MDBMOD_MISC_H 27 #define _MDBMOD_MISC_H 28 29 #include <mdb/mdb_modapi.h> 30 31 #ifdef __cplusplus 32 extern "C" { 33 #endif 34 35 #if defined(__GNUC__) 36 #define offsetof(s, m) __builtin_offsetof(s, m) 37 #else 38 #define offsetof(s, m) ((size_t)(&(((s *)0)->m))) 39 #endif 40 41 extern int umem_debug(uintptr_t, uint_t, int, const mdb_arg_t *); 42 43 extern int umem_set_standalone(void); 44 extern ssize_t umem_lookup_by_name(const char *, GElf_Sym *); 45 extern ssize_t umem_readvar(void *, const char *); 46 47 /* 48 * Returns non-zero if sym matches libumem*`prefix* 49 */ 50 int is_umem_sym(const char *, const char *); 51 52 #define dprintf(x) if (umem_debug_level) { \ 53 mdb_printf("umem debug: "); \ 54 /*CSTYLED*/\ 55 mdb_printf x ;\ 56 } 57 58 #define dprintf_cont(x) if (umem_debug_level) { \ 59 /*CSTYLED*/\ 60 mdb_printf x ;\ 61 } 62 63 extern int umem_debug_level; 64 65 #ifdef __cplusplus 66 } 67 #endif 68 69 #endif /* _MDBMOD_MISC_H */