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test_memcmp32_s.c
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/*------------------------------------------------------------------
* test_memcmp32_s
* File 'extmem/memcmp32_s.c'
* Lines executed:85.45% of 55
*
*------------------------------------------------------------------
*/
#include "test_private.h"
#include "safe_mem_lib.h"
#define LEN (128)
int main(void) {
errno_t rc;
uint32_t len;
int32_t ind;
uint32_t i;
uint32_t mem1[LEN];
uint32_t mem2[LEN];
int errs = 0;
/*--------------------------------------------------*/
#ifndef HAVE_CT_BOS_OVR
EXPECT_BOS("empty dest")
rc = memcmp32_s(NULL, LEN, mem2, LEN, &ind);
ERR(ESNULLP);
EXPECT_BOS("empty src")
rc = memcmp32_s(mem1, LEN, NULL, LEN, &ind);
ERR(ESNULLP);
EXPECT_BOS("empty diff")
rc = memcmp32_s(mem1, LEN, mem2, LEN, NULL);
ERR(ESNULLP);
/*--------------------------------------------------*/
EXPECT_BOS("empty dest or dlen * 4") EXPECT_BOS("slen overflow >dlen")
rc = memcmp32_s(mem1, 0, mem2, LEN, &ind);
ERR(ESZEROL);
EXPECT_BOS("empty src or slen * 4")
rc = memcmp32_s(mem1, LEN, mem2, 0, &ind);
ERR(ESZEROL);
/*--------------------------------------------------*/
EXPECT_BOS("dest overflow")
rc = memcmp32_s(mem1, RSIZE_MAX_MEM + 1, mem2, LEN, &ind);
ERR(ESLEMAX);
EXPECT_BOS("src overflow") EXPECT_BOS("slen overflow >dlen")
rc = memcmp32_s(mem1, LEN, mem2, RSIZE_MAX_MEM + 1, &ind);
ERR(ESLEMAX);
#ifdef HAVE___BUILTIN_OBJECT_SIZE
EXPECT_BOS("src overflow") EXPECT_BOS("slen overflow >dlen")
rc = memcmp32_s(mem1, LEN, mem2, LEN + 1, &ind);
ERR(EOVERFLOW);
#endif
/*--------------------------------------------------*/
EXPECT_BOS("slen overflow >dlen")
rc = memcmp32_s(mem1, LEN - 1, mem2, LEN, &ind);
ERR(ESNOSPC);
#endif
/*--------------------------------------------------*/
/* undetected at compile-time, but still doing
run-time object_size checks */
len = RSIZE_MAX_MEM32 + 1;
rc = memcmp32_s(mem1, LEN, mem2, len, &ind);
ERR(ESLEMAX);
#ifdef HAVE___BUILTIN_OBJECT_SIZE
len = LEN + 1;
rc = memcmp32_s(mem1, LEN, mem2, len, &ind);
ERR(EOVERFLOW);
#endif
/*--------------------------------------------------*/
/* short cut */
rc = memcmp32_s(mem1, LEN, mem1, LEN, &ind);
ERR(EOK);
INDZERO();
/*--------------------------------------------------*/
for (i = 0; i < LEN; i++) {
mem1[i] = i;
}
for (i = 0; i < LEN; i++) {
mem2[i] = i;
}
len = 1;
rc = memcmp32_s(mem1, len, mem2, len, &ind);
ERR(EOK);
INDZERO();
ind = memcmp(mem1, mem2, len * 4);
if (ind != 0) {
debug_printf("%s %u Ind=%d rc=%u \n", __FUNCTION__, __LINE__, ind,
rc);
errs++;
}
/*--------------------------------------------------*/
for (i = 0; i < LEN; i++) {
mem1[i] = i;
}
for (i = 0; i < LEN; i++) {
mem2[i] = i;
}
len = 2;
rc = memcmp32_s(mem1, len, mem2, len, &ind);
ERR(EOK);
INDZERO();
ind = memcmp(mem1, mem2, len * 4);
if (ind != 0) {
debug_printf("%s %u Ind=%d rc=%u \n", __FUNCTION__, __LINE__, ind,
rc);
errs++;
}
/*--------------------------------------------------*/
for (i = 0; i < LEN; i++) {
mem1[i] = i;
}
for (i = 0; i < LEN; i++) {
mem2[i] = i;
}
rc = memcmp32_s(mem1, LEN, mem2, LEN, &ind);
ERR(EOK);
INDZERO();
ind = memcmp(mem1, mem2, LEN * 4);
if (ind != 0) {
debug_printf("%s %u Ind=%d rc=%u \n", __FUNCTION__, __LINE__, ind,
rc);
errs++;
}
/*--------------------------------------------------*/
for (i = 0; i < LEN; i++) {
mem1[i] = i;
}
for (i = 0; i < LEN; i++) {
mem2[i] = i;
}
for (i = 10; i < LEN - 10; i++) {
mem2[i] = 5;
}
rc = memcmp32_s(mem1, LEN, mem2, LEN, &ind);
ERR(EOK);
INDCMP(<= 0);
/*--------------------------------------------------*/
return (errs);
}