1 /* 2 * Copyright (c) 2004, Oracle and/or its affiliates. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 8 * - Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 11 * - Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * - Neither the name of Oracle nor the names of its 16 * contributors may be used to endorse or promote products derived 17 * from this software without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS 20 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 21 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR 23 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 24 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 25 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 26 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 27 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 28 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 29 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 /* 33 * This source code is provided to illustrate the usage of a given feature 34 * or technique and has been deliberately simplified. Additional steps 35 * required for a production-quality application, such as security checks, 36 * input validation and proper error handling, might not be present in 37 * this sample code. 38 */ 39 40 41 /* *********************************************************************** 42 * 43 * The source file debug_malloc.c should be included with your sources. 44 * 45 * The object file debug_malloc.o should be included with your object files. 46 * 47 * WARNING: Any memory allocattion from things like memalign(), valloc(), 48 * or any memory not coming from these macros (malloc, realloc, 49 * calloc, and strdup) will fail miserably. 50 * 51 * *********************************************************************** 52 */ 53 54 #ifndef _DEBUG_MALLOC_H 55 #define _DEBUG_MALLOC_H 56 57 #ifdef DEBUG 58 59 #include <stdlib.h> 60 #include <string.h> 61 62 /* The real functions behind the macro curtains. */ 63 64 void *debug_malloc(size_t, const char *, int); 65 void *debug_realloc(void *, size_t, const char *, int); 66 void *debug_calloc(size_t, size_t, const char *, int); 67 char *debug_strdup(const char *, const char *, int); 68 void debug_free(void *, const char *, int); 69 70 #endif 71 72 void debug_malloc_verify(const char*, int); 73 #undef malloc_verify 74 #define malloc_verify() debug_malloc_verify(__FILE__, __LINE__) 75 76 void debug_malloc_police(const char*, int); 77 #undef malloc_police 78 #define malloc_police() debug_malloc_police(__FILE__, __LINE__) 79 80 #endif