2 * Copyright 2008 Google Inc.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
22 #include <sys/types.h>
26 extern void* _test_malloc(const size_t size, const char* file, const int line);
27 extern void* _test_calloc(const size_t number_of_elements, const size_t size,
28 const char* file, const int line);
29 extern void _test_free(void* const ptr, const char* file, const int line);
31 #define malloc(size) _test_malloc(size, __FILE__, __LINE__)
32 #define calloc(num, size) _test_calloc(num, size, __FILE__, __LINE__)
33 #define free(ptr) _test_free(ptr, __FILE__, __LINE__)
34 #endif // UNIT_TESTING
36 void leak_memory(void);
37 void buffer_overflow(void);
38 void buffer_underflow(void);
40 void leak_memory(void) {
41 int * const temporary = (int*)malloc(sizeof(int));
45 void buffer_overflow(void) {
46 char * const memory = (char*)malloc(sizeof(int));
47 memory[sizeof(int)] = '!';
51 void buffer_underflow(void) {
52 char * const memory = (char*)malloc(sizeof(int));