2  * Copyright (c) 1999 - 2004 Kungliga Tekniska Högskolan
24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
44 #include "test-mem.h"
55 } map;  variable
77 	(void)write(fd, msg, sizeof(msg) - 1);  in segv_handler()
105     map.type = type;  in rk_test_mem_alloc()
106     map.start = p;  in rk_test_mem_alloc()
107     map.size = size + 2;  in rk_test_mem_alloc()
109     p[map.size-1] = 0xff;  in rk_test_mem_alloc()
110     map.data_start = p + 1;  in rk_test_mem_alloc()
118     map.type = type;  in rk_test_mem_alloc()
122     fd = -1;  in rk_test_mem_alloc()
129     map.fd = fd;  in rk_test_mem_alloc()
132     map.size = size + pagesize - (size % pagesize) + pagesize * 2;  in rk_test_mem_alloc()
134     p = (unsigned char *)mmap(0, map.size, PROT_READ | PROT_WRITE,  in rk_test_mem_alloc()
139     map.start = p;  in rk_test_mem_alloc()
145     ret = mprotect (p + map.size - pagesize, pagesize, 0);  in rk_test_mem_alloc()
151 	map.data_start = p + map.size - pagesize - size;  in rk_test_mem_alloc()
154 	map.data_start = p + pagesize;  in rk_test_mem_alloc()
172     map.data_size = size;  in rk_test_mem_alloc()
174 	memcpy(map.data_start, buf, size);  in rk_test_mem_alloc()
175     return map.data_start;  in rk_test_mem_alloc()
182     unsigned char *p = map.start;  in rk_test_mem_free()
185 	errx(1, "test_mem_free call on no free");  in rk_test_mem_free()
189     if (p[map.size-1] != 0xff)  in rk_test_mem_free()
190 	errx(1, "%s: %s overrun %x\n", testname, map_name, p[map.size - 1]);  in rk_test_mem_free()
191     free(map.start);  in rk_test_mem_free()
196 	errx(1, "test_mem_free call on no free");  in rk_test_mem_free()
198     ret = munmap (map.start, map.size);  in rk_test_mem_free()
201     if (map.fd > 0)  in rk_test_mem_free()
202 	close(map.fd);  in rk_test_mem_free()