| 20 | namespace filter { |
| 21 | |
| 22 | bool IntegerComparator::EncodeInteger(IntegerValueType value_type, uint64_t value, |
| 23 | std::string* encoded_value) { |
| 24 | char* buf; |
| 25 | switch (value_type) { |
| 26 | case IntegerValueType::kInt64: |
| 27 | case IntegerValueType::kUint64: |
| 28 | encoded_value->resize(sizeof(int64_t) + 1); |
| 29 | buf = const_cast<char*>(encoded_value->c_str()); |
| 30 | memcpy(buf, &value, sizeof(value)); |
| 31 | return true; |
| 32 | case IntegerValueType::kInt32: |
| 33 | case IntegerValueType::kUint32: |
| 34 | encoded_value->resize(sizeof(int32_t) + 1); |
| 35 | buf = const_cast<char*>(encoded_value->c_str()); |
| 36 | memcpy(buf, &value, sizeof(value)); |
| 37 | return true; |
| 38 | case IntegerValueType::kInt16: |
| 39 | case IntegerValueType::kUint16: |
| 40 | encoded_value->resize(sizeof(int16_t) + 1); |
| 41 | buf = const_cast<char*>(encoded_value->c_str()); |
| 42 | memcpy(buf, &value, sizeof(value)); |
| 43 | return true; |
| 44 | case IntegerValueType::kInt8: |
| 45 | case IntegerValueType::kUint8: |
| 46 | encoded_value->resize(sizeof(int8_t) + 1); |
| 47 | buf = const_cast<char*>(encoded_value->c_str()); |
| 48 | memcpy(buf, &value, sizeof(value)); |
| 49 | return true; |
| 50 | default: |
| 51 | LOG(ERROR) << "not support IntegerValueType"; |
| 52 | return false; |
| 53 | } |
| 54 | } |
| 55 | |
| 56 | bool IntegerComparator::DecodeInteger(IntegerValueType value_type, const std::string& value, |
| 57 | uint64_t* decoded_value) { |