| 63 | } |
| 64 | |
| 65 | h256 bmtHash(bytesConstRef _data) |
| 66 | { |
| 67 | if (_data.size() <= 64) |
| 68 | return keccak256(_data); |
| 69 | |
| 70 | size_t midPoint = _data.size() / 2; |
| 71 | return keccak256( |
| 72 | bmtHash(_data.cropped(0, midPoint)).asBytes() + |
| 73 | bmtHash(_data.cropped(midPoint)).asBytes() |
| 74 | ); |
| 75 | } |
| 76 | |
| 77 | h256 chunkHash(bytesConstRef const _data, bool _forceHigherLevel = false) |
| 78 | { |