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/*------------------------------------------------------------------
* test_memmove_s
* File 'mem/memmove_s.c'
* Lines executed:83.33% of 18
*
*------------------------------------------------------------------
*/
#include "test_private.h"
#include "test_expmem.h"
#if defined(TEST_MSVCRT) && defined(HAVE_MEMMOVE_S)
#undef memmove_s
EXTERN errno_t memmove_s(void *dest, rsize_t dmax, const void *src,
rsize_t slen);
#endif
#ifdef HAVE_MEMMOVE_S
#define HAVE_NATIVE 1
#else
#define HAVE_NATIVE 0
#endif
#include "test_msvcrt.h"
#define LEN (1024)
static uint8_t mem1[LEN + 1];
static uint8_t mem2[LEN];
int test_memmove_s(void);
int test_memmove_s(void) {
errno_t rc;
uint32_t i;
rsize_t len;
int errs = 0;
/*--------------------------------------------------*/
for (i = 0; i < LEN; i++) {
mem1[i] = 33;
}
for (i = 0; i < LEN; i++) {
mem2[i] = 44;
}
print_msvcrt(use_msvcrt);
/* with clang-5 compile-time checks these errors */
#ifndef HAVE_CT_BOS_OVR
EXPECT_BOS("dest overflow or empty")
rc = memmove_s(NULL, LEN, mem2, LEN);
init_msvcrt(rc == ESNULLP, &use_msvcrt);
ERR_MSVC(ESNULLP, EINVAL);
/*--------------------------------------------------*/
EXPECT_BOS("dest overflow or empty") EXPECT_BOS("slen overflow >dmax")
rc = memmove_s(mem1, 0, mem2, LEN);
ERR_MSVC(ESZEROL, ERANGE); /* and untouched */
EXPMEM(mem1, 0, LEN, 33, 1);
/*--------------------------------------------------*/
EXPECT_BOS("dest overflow or empty")
rc = memmove_s(mem1, RSIZE_MAX_MEM + 1, mem2, LEN);
ERR_MSVC(ESLEMAX, 0); /* and implementation defined */
if (!use_msvcrt)
EXPMEM(mem1, 0, LEN, 33, 1);
else
EXPMEM(mem1, 0, LEN, 44, 1);
#endif
/*--------------------------------------------------*/
for (i = 0; i < LEN; i++) {
mem1[i] = 33;
}
/* check n=0 first */
rc = memmove_s(mem1, 10, mem2, 0);
ERR(EOK); /* and untouched */
EXPMEM(mem1, 0, LEN, 33, 1);
rc = memmove_s(NULL, 10, mem2, 0);
ERR(EOK); /* and untouched */
EXPMEM(mem1, 0, LEN, 33, 1);
rc = memmove_s(mem1, 0, mem2, 0);
ERR(EOK); /* and untouched */
EXPMEM(mem1, 0, LEN, 33, 1);
rc = memmove_s(mem1, 10, NULL, 0);
ERR(EOK); /* and untouched */
EXPMEM(mem1, 0, LEN, 33, 1);
/*--------------------------------------------------*/
#ifndef HAVE_CT_BOS_OVR
EXPECT_BOS("src overflow or empty")
rc = memmove_s(mem1, LEN, NULL, LEN);
ERR_MSVC(ESNULLP, EINVAL); /* and cleared */
if (!use_msvcrt) {
EXPMEM(mem1, 0, LEN, 0, 1); /* broken with msvcrt! */
}
for (i = 0; i < LEN; i++) {
mem1[i] = 33;
}
EXPECT_BOS("src overflow or empty") EXPECT_BOS("slen overflow >dmax")
rc = memmove_s(mem1, LEN, mem2, RSIZE_MAX_MEM + 1);
ERR_MSVC(ESLEMAX, ERANGE); /* and cleared */
if (!use_msvcrt) {
EXPMEM(mem1, 0, LEN, 0, 1);
}
#endif
/*--------------------------------------------------*/
for (i = 0; i < LEN + 1; i++) {
mem1[i] = 33;
}
for (i = 0; i < LEN; i++) {
mem2[i] = 44;
}
len = LEN;
rc = memmove_s(mem1, len, mem2, len);
ERR(EOK);
EXPMEM(mem1, 0, len, 44, 1);
EXPMEM(mem1, len, LEN + 1, 33, 1);
for (i = 0; i < LEN + 1; i++) {
mem1[i] = 33;
}
for (i = 0; i < LEN; i++) {
mem2[i] = 44;
}
len = 1;
rc = memmove_s(mem1, len, mem2, len);
ERR(EOK);
EXPMEM(mem1, 0, len, 44, 1);
EXPMEM(mem1, len, LEN + 1, 33, 1);
/*--------------------------------------------------*/
for (i = 0; i < LEN + 1; i++) {
mem1[i] = 33;
}
for (i = 0; i < LEN; i++) {
mem2[i] = 44;
}
/* length error */
len = LEN / 2;
rc = memmove_s(mem1, len, mem2, LEN);
ERR_MSVC(ESNOSPC, ERANGE); /* and cleared */
if (!use_msvcrt) {
EXPMEM(mem1, 0, len, 0, 1); /* broken with msvcrt */
}
if (mem1[len] != 33) {
debug_printf("%d - %d m1=%d m2=%d \n", __LINE__, (int)len, mem1[len],
mem2[len]);
errs++;
}
/*--------------------------------------------------*/
for (i = 0; i < LEN; i++) {
mem1[i] = 33;
}
for (i = 0; i < LEN; i++) {
mem2[i] = 44;
}
/* invalid length, untouched dest */
len = LEN;
rc = memmove_s(mem1, len, mem2, 0);
ERR(EOK);
/* verify mem1[0] was not zeroed */
if (mem1[0] != 33) {
debug_printf("%d - %d m1=%d m2=%d \n", __LINE__, 0, (int)mem1[0],
(int)mem2[0]);
errs++;
}
/*--------------------------------------------------*/
for (i = 0; i < LEN; i++) {
mem1[i] = 33;
}
for (i = 0; i < LEN; i++) {
mem2[i] = 44;
}
/* invalid length - zero dest */
#ifndef HAVE_CT_BOS_OVR
len = LEN;
EXPECT_BOS("src overflow or empty")
rc = memmove_s(mem1, len, mem2, RSIZE_MAX_MEM + 1);
ERR_MSVC(ESLEMAX, ERANGE);
if (!use_msvcrt) {
/* verify mem1 was zeroed */
for (i = 0; i < len; i++) {
if (mem1[i] != 0) {
debug_printf("%d - %"PRIu32" m1=%d \n", __LINE__, i, mem1[i]);
errs++;
}
}
}
#endif
/*--------------------------------------------------*/
for (i = 0; i < LEN; i++) {
mem1[i] = 33;
}
for (i = 0; i < LEN; i++) {
mem2[i] = 44;
}
/* same ptr - no move */
rc = memmove_s(mem1, LEN, mem1, LEN);
ERR(EOK)
/*--------------------------------------------------*/
for (i = 0; i < LEN; i++) {
mem1[i] = 25;
}
for (i = 10; i < LEN - 10; i++) {
mem1[i] = 35;
}
/* overlap move */
len = 20;
rc = memmove_s(&mem1[0], len, &mem1[10], len);
ERR(EOK)
else {
for (i = 0; i < len; i++) {
if (mem1[i] != 35) {
debug_printf("%d - %"PRIu32" m1=%d \n", __LINE__, i, mem1[i]);
errs++;
}
}
}
/*--------------------------------------------------*/
for (i = 0; i < LEN; i++) {
mem1[i] = 25;
}
for (i = 10; i < LEN - 10; i++) {
mem1[i] = 35;
}
/* overlap move */
len = 20;
rc = memmove_s(&mem1[10], len, &mem1[0], len);
ERR(EOK)
for (i = 0; i < LEN; i++) {
mem2[i] = 25;
}
for (i = 10; i < LEN - 10; i++) {
mem2[i] = 35;
}
for (i = 0; i < 10; i++) {
if (mem1[i] != 25) {
debug_printf("%d - %"PRIu32" m1=%d \n", __LINE__, i, mem1[i]);
errs++;
}
}
/*--------------------------------------------------*/
return (errs);
}
#ifndef __KERNEL__
/* simple hack to get this to work for both userspace and Linux kernel,
until a better solution can be created. */
int main(void) { return (test_memmove_s()); }
#endif
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