/*
* @implemented
*/
size_t mbstowcs (wchar_t *wcstr, const char *mbstr, size_t count)
{
NTSTATUS Status;
ULONG Size;
ULONG Length;
Length = (ULONG)strlen (mbstr);
if (wcstr == NULL)
{
RtlMultiByteToUnicodeSize (&Size,
mbstr,
Length);
return (size_t)Size;
}
Status = RtlMultiByteToUnicodeN (wcstr,
(ULONG)count * sizeof(WCHAR),
&Size,
mbstr,
Length);
if (!NT_SUCCESS(Status))
return -1;
return (size_t)Size;
}
/*********************************************************************
* mbstowcs (NTDLL.@)
*/
INT __cdecl NTDLL_mbstowcs( LPWSTR dst, LPCSTR src, INT n )
{
DWORD len;
if (!dst)
{
RtlMultiByteToUnicodeSize( &len, src, strlen(src) );
}
else
{
if (n <= 0) return 0;
RtlMultiByteToUnicodeN( dst, n*sizeof(WCHAR), &len, src, strlen(src) );
if (len / sizeof(WCHAR) < n) dst[len / sizeof(WCHAR)] = 0;
}
return len / sizeof(WCHAR);
}
static inline int pf_output_stringA( pf_output *out, LPCSTR str, int len )
{
int space = out->len - out->used;
if( len < 0 )
len = strlen( str );
if( !out->unicode )
{
LPSTR p = out->buf.A + out->used;
if( space >= len )
{
memcpy( p, str, len );
out->used += len;
return len;
}
if( space > 0 )
memcpy( p, str, space );
out->used += len;
}
else
{
LPWSTR p = out->buf.W + out->used;
ULONG n;
RtlMultiByteToUnicodeSize( &n, str, len );
if (space >= n / sizeof(WCHAR))
{
RtlMultiByteToUnicodeN( p, n, NULL, str, len );
out->used += n / sizeof(WCHAR);
return len;
}
if (space > 0) RtlMultiByteToUnicodeN( p, space * sizeof(WCHAR), NULL, str, len );
out->used += n;
}
return -1;
}
