_MRTIMP2_NCEEPURE _Collvec __CLRCALL_PURE_OR_CDECL _Getcoll()
{
_Collvec coll;
coll._Hand = ___lc_handle_func()[LC_COLLATE];
coll._Page = ___lc_collate_cp_func();
return (coll);
}
_CRTIMP2_PURE int __CLRCALL_PURE_OR_CDECL _Strcoll (
const char *_string1,
const char *_end1,
const char *_string2,
const char *_end2,
const _Collvec *ploc
)
{
int ret=0;
UINT codepage;
int n1 = (int)(_end1 - _string1);
int n2 = (int)(_end2 - _string2);
//const wchar_t *locale_name;
LCID _Locale;
if (ploc == 0)
{
//locale_name = ___lc_locale_name_func()[LC_COLLATE];
_Locale = ___lc_handle_func()[LC_COLLATE];
codepage = ___lc_collate_cp_func();
}
else
{
//locale_name = ploc->_LocaleName;
_Locale = __acrt_LocaleNameToLCID(ploc->_LocaleName, 0);
codepage = ploc->_Page;
}
//if (locale_name == NULL)
if(_Locale==0)
{
int ans;
ans = memcmp(_string1, _string2, n1 < n2 ? n1 : n2);
ret=(ans != 0 || n1 == n2 ? ans : n1 < n2 ? -1 : +1);
}
else
{
if ( 0 == (ret = __crtCompareStringA(_Locale,
SORT_STRINGSORT,
_string1,
n1,
_string2,
n2,
codepage )) )
{
errno=EINVAL;
ret=_NLSCMPERROR;
}
else
{
ret-=2;
}
}
return ret;
}
_MRTIMP2_NCEEPURE int __CLRCALL_PURE_OR_CDECL _Strcoll (
const char *_string1,
const char *_end1,
const char *_string2,
const char *_end2,
const _Collvec *ploc
)
{
int ret=0;
LCID handle;
UINT codepage;
int n1 = (int)(_end1 - _string1);
int n2 = (int)(_end2 - _string2);
if (ploc == 0)
{
handle = ___lc_handle_func()[LC_COLLATE];
codepage = ___lc_collate_cp_func();
}
else
{
handle = ploc->_Hand;
codepage = ploc->_Page;
}
if (handle == _CLOCALEHANDLE) {
int ans;
ans = memcmp(_string1, _string2, n1 < n2 ? n1 : n2);
ret=(ans != 0 || n1 == n2 ? ans : n1 < n2 ? -1 : +1);
}
else
{
if ( 0 == (ret = __crtCompareStringA( NULL,
handle,
SORT_STRINGSORT,
_string1,
n1,
_string2,
n2,
codepage )) )
{
errno=EINVAL;
ret=_NLSCMPERROR;
}
else
{
ret-=2;
}
}
return ret;
}
_CRTIMP2_PURE _Collvec __CLRCALL_PURE_OR_CDECL _Getcoll()
{
_Collvec coll;
coll._Page = ___lc_collate_cp_func();
auto __lc_collate = ___lc_handle_func()[LC_COLLATE];
wchar_t _LocaleName[LOCALE_NAME_MAX_LENGTH];
if (__lc_collate&&__acrt_LCIDToLocaleName(__lc_collate, _LocaleName, _countof(_LocaleName), 0))
coll._LocaleName = _wcsdup_dbg(_LocaleName, _CRT_BLOCK, __FILE__, __LINE__);
else
coll._LocaleName = NULL;
return (coll);
}
_CRTIMP2_PURE size_t __CLRCALL_PURE_OR_CDECL _Strxfrm (
char *_string1,
char *_end1,
const char *_string2,
const char *_end2,
const _Collvec *ploc
)
{
size_t _n1 = _end1 - _string1;
size_t _n2 = _end2 - _string2;
int dstlen;
size_t retval = (size_t)-1; /* NON-ANSI: default if OM or API error */
UINT codepage;
//const wchar_t *locale_name;
LCID _Locale;
if (ploc == 0)
{
//locale_name = ___lc_locale_name_func()[LC_COLLATE];
_Locale = ___lc_handle_func()[LC_COLLATE];
codepage = ___lc_collate_cp_func();
}
else
{
//locale_name = ploc->_LocaleName;
_Locale = __acrt_LocaleNameToLCID(ploc->_LocaleName, 0);
codepage = ploc->_Page;
}
if ((/*locale_name*/_Locale == 0) &&
(codepage == CP_ACP))
{
if (_n2 <= _n1)
{
memcpy(_string1, _string2, _n2);
}
retval=_n2;
}
else
{
/* Inquire size of dst string in BYTES */
if (0 != (dstlen = __crtLCMapStringA(_Locale,
LCMAP_SORTKEY,
_string2,
(int)_n2,
NULL,
0,
codepage,
TRUE)))
{
retval = dstlen;
/* if not enough room, return amount needed */
if (dstlen <= (int)(_n1))
{
/* Map src string to dst string */
__crtLCMapStringA(_Locale,
LCMAP_SORTKEY,
_string2,
(int)_n2,
_string1,
(int)_n1,
codepage,
TRUE);
}
}
}
return (size_t)retval;
}
_MRTIMP2_NCEEPURE size_t __CLRCALL_PURE_OR_CDECL _Wcsxfrm(
wchar_t* _string1,
wchar_t* _end1,
const wchar_t* _string2,
const wchar_t* _end2,
const _Collvec* ploc
) {
size_t _n1 = _end1 - _string1;
size_t _n2 = _end2 - _string2;
size_t size = (size_t) - 1;
unsigned char* bbuffer = NULL;
LCID handle;
if (ploc == 0) {
handle = ___lc_handle_func()[LC_COLLATE];
} else {
handle = ploc->_Hand;
}
if (handle == _CLOCALEHANDLE) {
if (_n2 <= _n1) {
memcpy(_string1, _string2, _n2 * sizeof(wchar_t));
}
size = _n2;
} else {
/*
* When using LCMAP_SORTKEY, LCMapStringW handles BYTES not wide
* chars. We use a byte buffer to hold bytes and then convert the
* byte string to a wide char string and return this so it can be
* compared using wcscmp(). User's buffer is _n1 wide chars, so
* use an internal buffer of _n1 bytes.
*/
if (NULL != (bbuffer = (unsigned char*)_malloc_crt(_n1))) {
if (0 == (size = __crtLCMapStringW(NULL, handle,
LCMAP_SORTKEY,
_string2,
(int)_n2,
(wchar_t*)bbuffer,
(int)_n1,
___lc_collate_cp_func()))) {
/* buffer not big enough, get size required. */
if (0 == (size = __crtLCMapStringW(NULL, handle,
LCMAP_SORTKEY,
_string2,
(int)_n2,
NULL,
0,
___lc_collate_cp_func()))) {
size = INT_MAX; /* default error */
}
} else {
size_t i;
/* string successfully mapped, convert to wide char */
for (i = 0; i < size; i++) {
_string1[i] = (wchar_t)bbuffer[i];
}
}
}
}
if (bbuffer) {
_free_crt(bbuffer);
}
return (size_t)size;
}