EXT2_DIR_REC_LEN
uint16 requiredLength = EXT2_DIR_REC_LEN(nameLength);
uint16 realLength = EXT2_DIR_REC_LEN(dirEntry->NameLength());
uint16 newLength = EXT2_DIR_REC_LEN(nameLength);
uint32 realLength = EXT2_DIR_REC_LEN(dirEntry->name_length);
uint32 realLength = EXT2_DIR_REC_LEN(dirEntry->name_length);
if (dirEntry->Length() < EXT2_DIR_REC_LEN(1))
else if (dirEntry->Length() < EXT2_DIR_REC_LEN(dirEntry->NameLength()))