void NBT_Value::Write(std::vector<uint8> &buffer) { int storeAt = buffer.size();; switch(m_type) { case TAG_BYTE: buffer.push_back(m_value.byteVal); break; case TAG_SHORT: buffer.resize(storeAt + 2); putSint16(&buffer[storeAt], m_value.shortVal); break; case TAG_INT: buffer.resize(storeAt + 4); putSint32(&buffer[storeAt], m_value.intVal); break; case TAG_LONG: buffer.resize(storeAt + 8); putSint64(&buffer[storeAt], m_value.longVal); break; case TAG_FLOAT: buffer.resize(storeAt + 4); putFloat(&buffer[storeAt], m_value.floatVal); break; case TAG_DOUBLE: buffer.resize(storeAt + 8); putDouble(&buffer[storeAt], m_value.doubleVal); break; case TAG_BYTE_ARRAY: { int arraySize = m_value.byteArrayVal ? m_value.byteArrayVal->size() : 0; buffer.resize(storeAt + 4 + arraySize); putSint32(&buffer[storeAt], arraySize); storeAt += 4; if(arraySize) memcpy(&buffer[storeAt], &(*m_value.byteArrayVal)[0], arraySize); break; } case TAG_STRING: { int stringLen = m_value.stringVal ? m_value.stringVal->size() : 0; buffer.resize(storeAt + 2 + stringLen); putSint16(&buffer[storeAt], (sint16)stringLen); storeAt += 2; if(stringLen>0) memcpy(&buffer[storeAt], m_value.stringVal->c_str(), stringLen); break; } case TAG_LIST: { buffer.resize(storeAt + 5); int listCount = m_value.listVal.data ? m_value.listVal.data->size() : 0; buffer[storeAt] = m_value.listVal.type; storeAt++; putSint32(&buffer[storeAt], listCount); for(int i=0;i<listCount;i++) (*m_value.listVal.data)[i]->Write(buffer); break; } case TAG_COMPOUND: { int compoundCount = m_value.compoundVal ? m_value.compoundVal->size() : 0; if(compoundCount) { std::map<std::string, NBT_Value*>::iterator iter = m_value.compoundVal->begin(), end = m_value.compoundVal->end(); for( ; iter != end; iter++) { const std::string &key = iter->first; int keySize = key.size(); NBT_Value *val = iter->second; int curPos = buffer.size(); buffer.resize(curPos + 3 + keySize); buffer[curPos] = (uint8)val->GetType(); curPos++; putSint16(&buffer[curPos], keySize); curPos += 2; if(keySize) memcpy(&buffer[curPos], key.c_str(), keySize); val->Write(buffer); } } buffer.push_back(TAG_END); break; } case TAG_END: break; //for completeness } }