lthash

package

v0.0.0-...-5bd9974 Latest Latest Go to latest Published: Apr 28, 2023 License: MPL-2.0 Imports: 2 Imported by: 0

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Repository

Documentation ¶

Overview ¶

Package lthash implements a summation based hash algorithm that maintains the integrity of a piece of data over a series of mutations. You can add/remove mutations, and it'll return a hash equal to if the same series of mutations was made sequentially.

Index ¶

Variables
type LTHash
- func (lth LTHash) SubtractThenAdd(base []byte, subtract, add [][]byte) []byte
- func (lth LTHash) SubtractThenAddInPlace(base []byte, subtract, add [][]byte)

Constants ¶

This section is empty.

Variables ¶

View Source

var WAPatchIntegrity = LTHash{[]byte("WhatsApp Patch Integrity"), 128}

WAPatchIntegrity is a LTHash instance initialized with the details used for verifying integrity of WhatsApp app state sync patches.

Functions ¶

This section is empty.

Types ¶

type LTHash ¶

type LTHash struct {
	HKDFInfo []byte
	HKDFSize uint8
}

func (LTHash) SubtractThenAdd ¶

func (lth LTHash) SubtractThenAdd(base []byte, subtract, add [][]byte) []byte

func (LTHash) SubtractThenAddInPlace ¶

func (lth LTHash) SubtractThenAddInPlace(base []byte, subtract, add [][]byte)

Source Files ¶

View all Source files

lthash.go

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