mirror of
https://github.com/jedisct1/libsodium.git
synced 2024-12-24 12:36:01 -07:00
99 lines
2.2 KiB
C
99 lines
2.2 KiB
C
|
|
#include <stdlib.h>
|
|
#include <sys/types.h>
|
|
|
|
#include <limits.h>
|
|
#include <signal.h>
|
|
|
|
#define TEST_NAME "sodium_utils2"
|
|
#include "cmptest.h"
|
|
|
|
#ifdef __SANITIZE_ADDRESS__
|
|
# warning The sodium_utils2 test is expected to fail with address sanitizer
|
|
#endif
|
|
|
|
__attribute__((noreturn)) static void
|
|
segv_handler(int sig)
|
|
{
|
|
(void) sig;
|
|
|
|
printf("Intentional segfault / bus error caught\n");
|
|
printf("OK\n");
|
|
#ifdef SIGSEGV
|
|
signal(SIGSEGV, SIG_DFL);
|
|
#endif
|
|
#ifdef SIGBUS
|
|
signal(SIGBUS, SIG_DFL);
|
|
#endif
|
|
#ifdef SIGABRT
|
|
signal(SIGABRT, SIG_DFL);
|
|
#endif
|
|
exit(0);
|
|
}
|
|
|
|
int
|
|
main(void)
|
|
{
|
|
void * buf;
|
|
size_t size;
|
|
unsigned int i;
|
|
|
|
if (sodium_malloc(SIZE_MAX - 1U) != NULL) {
|
|
return 1;
|
|
}
|
|
if (sodium_malloc(0U) == NULL) {
|
|
return 1;
|
|
}
|
|
if (sodium_allocarray(SIZE_MAX / 2U + 1U, SIZE_MAX / 2U) != NULL) {
|
|
return 1;
|
|
}
|
|
sodium_free(sodium_allocarray(0U, 0U));
|
|
sodium_free(sodium_allocarray(0U, 1U));
|
|
sodium_free(sodium_allocarray(1U, 0U));
|
|
|
|
buf = sodium_allocarray(1000U, 50U);
|
|
memset(buf, 0, 50000U);
|
|
sodium_free(buf);
|
|
|
|
sodium_free(sodium_malloc(0U));
|
|
sodium_free(NULL);
|
|
for (i = 0U; i < 10000U; i++) {
|
|
size = 1U + randombytes_uniform(100000U);
|
|
buf = sodium_malloc(size);
|
|
assert(buf != NULL);
|
|
memset(buf, i, size);
|
|
sodium_mprotect_noaccess(buf);
|
|
sodium_free(buf);
|
|
}
|
|
printf("OK\n");
|
|
|
|
#ifdef SIGSEGV
|
|
signal(SIGSEGV, segv_handler);
|
|
#endif
|
|
#ifdef SIGBUS
|
|
signal(SIGBUS, segv_handler);
|
|
#endif
|
|
#ifdef SIGABRT
|
|
signal(SIGABRT, segv_handler);
|
|
#endif
|
|
size = 1U + randombytes_uniform(100000U);
|
|
buf = sodium_malloc(size);
|
|
assert(buf != NULL);
|
|
|
|
/* old versions of asan emit a warning because they don't support mlock*() */
|
|
#ifndef __SANITIZE_ADDRESS__
|
|
sodium_mprotect_readonly(buf);
|
|
sodium_mprotect_readwrite(buf);
|
|
#endif
|
|
|
|
#if defined(HAVE_CATCHABLE_SEGV) && !defined(__EMSCRIPTEN__) && !defined(__SANITIZE_ADDRESS__)
|
|
sodium_memzero(((unsigned char *) buf) + size, 1U);
|
|
sodium_mprotect_noaccess(buf);
|
|
sodium_free(buf);
|
|
printf("Overflow not caught\n");
|
|
#else
|
|
segv_handler(0);
|
|
#endif
|
|
return 0;
|
|
}
|