bdiff

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bdiff

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Overview

Copyright (c) 2023 Lukas Rist

Copyright 2015 Monmohan Singh. All rights reserved.

Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.

Copyright (c) 2023 Lukas Rist

Copyright 2015 Monmohan Singh. All rights reserved.

Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.

Copyright (c) 2023 Lukas Rist

Copyright 2015 Monmohan Singh. All rights reserved.

Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.

Index

• func Patch(delta Delta, src io.ReadSeeker, dst io.Writer) error
• type Block
  • func (b *Block) Print()
• type Delta
  • func Diff(src io.Reader, fileSize int, f Fingerprint) (Delta, error)
  • func (d Delta) Print()
• type Fingerprint
  • func NewFingerprint(src io.Reader, blockSize uint32) (Fingerprint, error)
  • func (fp *Fingerprint) Print()

Functions

func Patch

func Patch(delta Delta, src io.ReadSeeker, dst io.Writer) error

Patch the delta from the source to the destination

Types

type Block

type Block struct {
	Start, End uint32
	Checksum32 uint32
	Sha256hash [sha256.Size]byte
	HasData    bool
	RawBytes   []byte
	String     string
}

func (*Block) Print

func (b *Block) Print()

type Delta

type Delta []Block

func Diff

func Diff(src io.Reader, fileSize int, f Fingerprint) (Delta, error)

func (Delta) Print

func (d Delta) Print()

type Fingerprint

type Fingerprint struct {
	BlockSize uint32
	Blocks    map[uint32]map[[sha256.Size]byte]Block
}

func NewFingerprint

func NewFingerprint(src io.Reader, blockSize uint32) (Fingerprint, error)

func (*Fingerprint) Print

func (fp *Fingerprint) Print()