public override string ReadString()
{
short length = ReadInt16();
if (length < 0) {
throw new NbtFormatException("Negative string length given!");
}
if (length < stringConversionBuffer.Length) {
int stringBytesRead = 0;
while (stringBytesRead < length) {
int bytesReadThisTime = BaseStream.Read(stringConversionBuffer, stringBytesRead, length);
if (bytesReadThisTime == 0) {
throw new EndOfStreamException();
}
stringBytesRead += bytesReadThisTime;
}
return Encoding.UTF8.GetString(stringConversionBuffer, 0, length);
} else {
byte[] stringData = ReadBytes(length);
if (stringData.Length < length) {
throw new EndOfStreamException();
}
return Encoding.UTF8.GetString(stringData);
}
}
void ReadTagHeader(bool readName)
{
// Setting state to error in case reader throws
NbtParseState oldState = state;
state = NbtParseState.Error;
TagsRead++;
TagName = (readName ? reader.ReadString() : null);
valueCache = null;
TagLength = 0;
atValue = false;
ListType = NbtTagType.Unknown;
switch (TagType)
{
case NbtTagType.Byte:
case NbtTagType.Short:
case NbtTagType.Int:
case NbtTagType.Long:
case NbtTagType.Float:
case NbtTagType.Double:
case NbtTagType.String:
atValue = true;
state = oldState;
break;
case NbtTagType.IntArray:
case NbtTagType.ByteArray:
case NbtTagType.LongArray:
TagLength = reader.ReadInt32();
if (TagLength < 0)
{
throw new NbtFormatException("Negative array length given: " + TagLength);
}
atValue = true;
state = oldState;
break;
case NbtTagType.List:
ListType = reader.ReadTagType();
TagLength = reader.ReadInt32();
if (TagLength < 0)
{
throw new NbtFormatException("Negative tag length given: " + TagLength);
}
state = NbtParseState.AtListBeginning;
break;
case NbtTagType.Compound:
state = NbtParseState.AtCompoundBeginning;
break;
default:
// This should not happen unless NbtBinaryReader is bugged
throw new NbtFormatException("Trying to read tag of unknown type.");
}
}