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/*------------------------------------------------------------------
* test_wcsncpy_s
* File 'wchar/wcsncpy_s.c'
* Lines executed:86.67% of 75
*
*------------------------------------------------------------------
*/
#include "test_private.h"
#include "safe_str_lib.h"
#ifdef HAVE_WCSNCPY_S
#define HAVE_NATIVE 1
#else
#define HAVE_NATIVE 0
#endif
#include "test_msvcrt.h"
#define MAX (128)
#define LEN (128)
static wchar_t str1[LEN];
static wchar_t str2[LEN];
static wchar_t dest[LEN];
int test_wcsncpy_s(void);
int test_wcsncpy_s(void) {
errno_t rc;
rsize_t nlen;
int errs = 0;
/*--------------------------------------------------*/
nlen = 5;
print_msvcrt(use_msvcrt);
#ifndef HAVE_CT_BOS_OVR
EXPECT_BOS("empty dest")
rc = wcsncpy_s(NULL, LEN, str2, nlen);
init_msvcrt(rc == ESNULLP, &use_msvcrt);
ERR_MSVC(ESNULLP, EINVAL);
wcscpy(str1, L"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa");
nlen = 5;
EXPECT_BOS("empty src")
rc = wcsncpy_s(str1, 5, NULL, nlen);
ERR_MSVC(ESNULLP, EINVAL);
if (!use_msvcrt)
WCHECK_SLACK(str1, 5);
wcscpy(str1, L"untouched");
wcscpy(str2, L"b");
nlen = 5;
EXPECT_BOS("empty dest or dmax")
rc = wcsncpy_s(str1, 0, str2, nlen);
ERR_MSVC(ESZEROL, EINVAL);
WEXPSTR(str1, L"untouched");
/* PGI pgcc 17.4 and 19.4 crash here */
#ifndef __PGI
EXPECT_BOS("dest overflow")
rc = wcsncpy_s(str1, (RSIZE_MAX_STR + 1), str2, nlen);
ERR_MSVC(ESLEMAX, 0); /* different MAX */
if (use_msvcrt) {
WEXPSTR(str1, L"b");
} else {
#ifdef HAVE___BUILTIN_OBJECT_SIZE
WEXPSTR(str1, L""); /* cleared if known destsize */
#else
WEXPSTR(str1, L"untouched");
#endif
}
#endif /* PGI */
#ifdef HAVE___BUILTIN_OBJECT_SIZE
wcscpy(str1, L"untouched");
EXPECT_BOS("dest overflow")
rc = wcsncpy_s(str1, LEN + 1, str2, nlen);
ERR_MSVC(EOVERFLOW, 0);
WEXPSTR(str1, L""); /* cleared on known destsize */
#endif
wcscpy(str1, L"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa");
wcscpy(str2, L"bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb");
EXPECT_BOS("src overflow")
rc = wcsncpy_s(str1, 5, str2, (RSIZE_MAX_STR + 1));
ERR_MSVC(ESLEMAX, ERANGE); /* not cleared with msvcrt */
if (!use_msvcrt) {
WEXPSTR(str1, L"");
WCHECK_SLACK(str1, 5);
}
#ifdef HAVE___BUILTIN_OBJECT_SIZE
EXPECT_BOS("src overflow")
rc = wcsncpy_s(str1, 5, str2, LEN + 1);
ERR_MSVC(EOVERFLOW, ERANGE); /* not cleared with msvcrt */
if (!use_msvcrt) {
WEXPSTR(str1, L"");
WCHECK_SLACK(str1, 5);
}
#endif
#endif
/*--------------------------------------------------*/
wcscpy(str1, L"aaaa");
str2[0] = L'\0';
rc = wcsncpy_s(str1, 5, str2, 0);
ERR(EOK);
WEXPSTR(str1, L"");
wcscpy(str1, L"a");
rc = wcsncpy_s(str1, 1, str2, 0);
ERR(EOK);
WEXPSTR(str1, L"");
wcscpy(str1, L"aa");
wcscpy(str2, L"bb");
rc = wcsncpy_s(str1, 5, str2, 0);
ERR(EOK);
WEXPSTR(str1, L"");
wcscpy(str1, L"aa");
rc = wcsncpy_s(str1, 1, str2, 0);
ERR(EOK);
WEXPSTR(str1, L"");
/*--------------------------------------------------*/
wcscpy(str1, L"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa");
str2[0] = L'\0';
nlen = 5;
rc = wcsncpy_s(&str1[0], LEN / 2, &str2[0], nlen);
ERR(EOK);
if (!use_msvcrt) {
WCHECK_SLACK(str1, LEN / 2);
}
/*--------------------------------------------------*/
wcscpy(str1, L"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa");
wcscpy(str2, L"b");
nlen = 5;
/* test overlap */
GCC_PUSH_WARN_RESTRICT
rc = wcsncpy_s(str1, LEN, str1, nlen);
GCC_POP_WARN_RESTRICT
ERR_MSVC(ESOVRLP, 0);
if (!use_msvcrt) {
WCHECK_SLACK(str1, LEN);
}
/*--------------------------------------------------*/
wcscpy(str1, L"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa");
wcscpy(str2, L"b");
nlen = 18;
rc = wcsncpy_s(&str1[0], LEN, &str1[5], nlen);
ERR_MSVC(ESOVRLP, 0);
if (!use_msvcrt) {
WCHECK_SLACK(str1, LEN);
}
/*--------------------------------------------------*/
wcscpy(str1, L"keep it simple");
wcscpy(str2, L"b");
nlen = 10;
rc = wcsncpy_s(str1, LEN, str2, nlen);
ERR(EOK)
WEXPSTR(str1, L"b");
if (!use_msvcrt)
WCHECK_SLACK(&str1[1], LEN - 1);
/*--------------------------------------------------*/
str1[0] = L'\0';
wcscpy(str2, L"keep it simple");
nlen = 20;
rc = wcsncpy_s(str1, LEN, str2, nlen);
ERR(EOK)
WEXPSTR(str1, str2);
if (!use_msvcrt)
WCHECK_SLACK(&str1[14], LEN - 14);
/*--------------------------------------------------*/
wcscpy(str1, L"qqweqeqeqeq");
wcscpy(str2, L"keep it simple");
nlen = 32;
rc = wcsncpy_s(str1, LEN, str2, nlen);
ERR(EOK)
WEXPSTR(str1, str2);
if (!use_msvcrt)
WCHECK_SLACK(&str1[14], LEN - 14);
/*--------------------------------------------------*/
wcscpy(str1, L"qqweqeqeqeq");
wcscpy(str2, L"keep it simple");
rc = wcsncpy_s(str1, 1, str2, nlen);
ERR_MSVC(ESNOSPC, ERANGE);
WCHECK_SLACK(str1, 1);
/*--------------------------------------------------*/
wcscpy(str1, L"qqweqeqeqeq");
wcscpy(str2, L"keep it simple");
rc = wcsncpy_s(str1, 2, str2, nlen);
ERR_MSVC(ESNOSPC, ERANGE);
if (!use_msvcrt)
WCHECK_SLACK(str1, 2);
/*--------------------------------------------------*/
/* TR example */
wcscpy(dest, L" ");
wcscpy(str1, L"hello");
rc = wcsncpy_s(dest, 6, str1, 100);
ERR(EOK)
WEXPSTR(dest, str1);
if (!use_msvcrt)
WCHECK_SLACK(&dest[5], 6 - 5);
/*--------------------------------------------------*/
/* TR example */
wcscpy(dest, L" ");
wcscpy(str2, L"goodbye");
rc = wcsncpy_s(dest, 5, str2, 7);
ERR_MSVC(ESNOSPC, ERANGE);
if (!use_msvcrt)
WCHECK_SLACK(dest, 5);
/*--------------------------------------------------*/
/* TR example */
wcscpy(dest, L" ");
wcscpy(str2, L"goodbye");
rc = wcsncpy_s(dest, 5, str2, 4);
ERR(EOK)
WEXPSTR(dest, L"good")
if (!use_msvcrt)
WCHECK_SLACK(&dest[4], 5 - 4);
/*--------------------------------------------------*/
wcscpy(dest, L" ");
wcscpy(str2, L"good");
/* strnlen("good") < 5 */
rc = wcsncpy_s(dest, 5, str2, 8);
ERR(EOK)
WEXPSTR(dest, L"good")
if (!use_msvcrt)
WCHECK_SLACK(&dest[4], 5 - 4);
/*--------------------------------------------------*/
wcscpy(str1, L"qq12345weqeqeqeq");
wcscpy(str2, L"it");
nlen = 10;
rc = wcsncpy_s(str1, 10, str2, nlen);
ERR(EOK)
WEXPSTR(str1, str2)
if (!use_msvcrt)
WCHECK_SLACK(&str1[2], 10 - 2);
/*--------------------------------------------------*/
return (errs);
}
int main(void) { return (test_wcsncpy_s()); }
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