Unmask the data in place
(userData []byte, maskData []byte)
| 67 | |
| 68 | // Unmask the data in place |
| 69 | func UnmaskDataInPlace(userData []byte, maskData []byte) []byte { |
| 70 | if len(userData) > len(maskData) { |
| 71 | panic("user data can not be larger than mask data") |
| 72 | } |
| 73 | for i := 0; i < len(userData); i++ { |
| 74 | maskData[i] = maskData[i] ^ userData[i] |
| 75 | } |
| 76 | return maskData[:len(userData)] |
| 77 | } |
| 78 | |
| 79 | func Create(filename string, chunkIdxStart, chunkIdxLen, epoch, maxKvSize, encodeType uint64, miner common.Address, chunkSize uint64) (*DataFile, error) { |
| 80 | if chunkSize > maxKvSize { |