BOOL FAT_LONG_Directory::IsName( LPCWSTR name, UINT32 nameLen )
{
int j;
WCHAR c;
for(j = 0; j < LDIR_Name1__size; j+=2)
{
// LDIR_Name1 is in BYTEs because it's not UINT16 aligned
c = ((UINT16)LDIR_Name1[j]) | ((UINT16)LDIR_Name1[j+1]) << 8;
if(c == 0 && nameLen == 0)
{
return TRUE;
}
else if(nameLen == 0 || MF_towupper( c ) != MF_towupper( *name ))
{
return FALSE;
}
name++;
nameLen--;
}
for(j = 0; j < LDIR_Name2__size; j+=2)
{
c = ((UINT16)LDIR_Name2[j]) | ((UINT16)LDIR_Name2[j+1]) << 8;
if(c == 0 && nameLen == 0)
{
return TRUE;
}
else if(nameLen == 0 || MF_towupper( c ) != MF_towupper( *name ))
{
return FALSE;
}
name++;
nameLen--;
}
for(j = 0; j < LDIR_Name3__size; j+=2)
{
c = ((UINT16)LDIR_Name3[j]) | ((UINT16)LDIR_Name3[j+1]) << 8;
if(c == 0 && nameLen == 0)
{
return TRUE;
}
else if(nameLen == 0 || MF_towupper( c ) != MF_towupper( *name ))
{
return FALSE;
}
name++;
nameLen--;
}
return TRUE;
}
BOOL FAT_Directory::IsName( LPCWSTR name, UINT32 nameLen )
{
char c;
int j;
// Compare the base name
for(j = 0; j < SHORTNAME_SIZE && nameLen > 0; j++)
{
c = (char)(*name);
name++;
nameLen--;
// stop if we see the "."
if(c == '.') break;
if(j == 0 && c == 0xE5) c = 0x05;
if(MF_towupper(DIR_Name[j]) != MF_towupper(c)) return FALSE;
}
// the rest of the base name has to be blanks
for(; j < 8; j++)
{
if(DIR_Name[j] != WHITESPACE_CHAR) return FALSE;
}
// Only compare the extension if there is one
if(nameLen > 0)
{
// skip the '.' if we haven't already
if(*name == '.')
{
name++;
nameLen--;
}
// Compare the extension
for(; j < SHORTNAME_FULL_SIZE && nameLen > 0; j++)
{
c = (char)(*name);
name++;
nameLen--;
if(MF_towupper(DIR_Name[j]) != MF_towupper(c)) return FALSE;
}
}
// the rest of the extension has to be blanks
for(; j < 11; j++)
{
if(DIR_Name[j] != WHITESPACE_CHAR) return FALSE;
}
return TRUE;
}
