rollinghash

package

v0.0.0-...-7afb0bc Latest Latest Go to latest Published: Jan 19, 2023 License: MIT Imports: 4 Imported by: 0

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type RDiff interface {
	ComputeHashes(file *os.File) ([]chunk, error)
	ComputeDelta(original, updated *os.File) ([]byte, error)
}

type RollingHash struct {
	// contains filtered or unexported fields
}

func NewRollingHash(chunkSize int) *RollingHash

NewRollingHash returns a new RollingHash struct

func (r *RollingHash) ComputeDelta(original, updated *os.File) ([]byte, error)

ComputeDelta generates a description of the differences between the original and updated versions of a file

func (r *RollingHash) ComputeHashes(file *os.File) ([]chunk, error)

ComputeHashes reads a file in chunks and computes the hash of each chunk using the SHA1 hash function