mbsbtype.cpp File Reference

#include <corecrt_internal_mbstring.h>
#include <locale.h>

Include dependency graph for mbsbtype.cpp:

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Functions
int __cdecl	_mbsbtype_l (unsigned char const *string, size_t length, _locale_t const locale)
int __cdecl	_mbsbtype (unsigned char const *const string, size_t const length)

Function Documentation

_mbsbtype()

int __cdecl _mbsbtype	(	unsigned char const *const	string,
		size_t const	length
	)

Definition at line 79 of file mbsbtype.cpp.

{
    return _mbsbtype_l(string, length, nullptr);
}

_mbsbtype_l()

int __cdecl _mbsbtype_l	(	unsigned char const *	string,
		size_t	length,
		_locale_t const	locale
	)

Definition at line 51 of file mbsbtype.cpp.

{
    _VALIDATE_RETURN(string != nullptr, EINVAL, _MBC_ILLEGAL);
 
    _LocaleUpdate locale_update(locale);
 
    if (locale_update.GetLocaleT()->mbcinfo->ismbcodepage == 0)
        return _MBC_SINGLE;
 
    int chartype = _MBC_ILLEGAL;
 
    do
    {
        /* If the char at the position asked for is a '\0' we return
        _MBC_ILLEGAL. But, If any char before the position asked for is
        a '\0', then we call invalid_param */
 
        if (length == 0 && *string == '\0')
            return _MBC_ILLEGAL;
 
        _VALIDATE_RETURN(*string != '\0', EINVAL, _MBC_ILLEGAL);
 
        chartype = _mbbtype_l(*string++, chartype, locale_update.GetLocaleT());
    }  while (length--);
 
    return chartype;
}

Referenced by _mbsbtype().