diff options
Diffstat (limited to 'test/test_mem_cache_write_beyond.c')
-rw-r--r-- | test/test_mem_cache_write_beyond.c | 90 |
1 files changed, 0 insertions, 90 deletions
diff --git a/test/test_mem_cache_write_beyond.c b/test/test_mem_cache_write_beyond.c deleted file mode 100644 index 05bea2e..0000000 --- a/test/test_mem_cache_write_beyond.c +++ /dev/null @@ -1,90 +0,0 @@ -/* - * Copyright (c) 2010 Richard Braun. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. - * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#include <stdio.h> -#include <assert.h> -#include <string.h> - -#include "../mem.h" -#include "../macros.h" - -struct obj { - unsigned long nr_refs; - char name[16]; -}; - -static void -obj_ctor(void *ptr) -{ - struct obj *obj; - - obj = ptr; - obj->nr_refs = 0; -} - -static void -obj_print(struct obj *obj, size_t size) -{ - unsigned char *ptr, *end; - - printf("buffer content: "); - - for (ptr = (unsigned char *)obj, end = ptr + size; ptr < end; ptr++) - printf("%02x", *ptr); - - printf("\n"); -} - -int -main(int argc, char *argv[]) -{ - struct mem_cache *obj_cache; - struct obj *obj; - size_t buf_size; - - (void)argc; - (void)argv; - - mem_setup(); - - obj_cache = mem_cache_create("obj", sizeof(struct obj), 0, - obj_ctor, NULL, MEM_CACHE_VERIFY); - mem_cache_info(obj_cache); - - printf("doing normal alloc:\n"); - obj = mem_cache_alloc(obj_cache); - - printf("writing beyond object boundary:\n"); - strcpy(obj->name, "invalid write 000000"); - buf_size = P2ROUND(sizeof(*obj), 8); - obj_print(obj, buf_size + (sizeof(unsigned long) * 2)); - - printf("doing normal free:\n"); - mem_cache_free(obj_cache, obj); - - printf("done\n"); - - return 0; -} |