FNV 1.1.2

FNV 1.1.2

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由 Daisuke T 维护。

FNV 1.1.2

  • 由
  • daisuke-t-jp


Platform Language Swift%204.2,%205.0 CocoaPods Carthage compatible SwiftPM compatible Build Status

简介

FNV (Fowler/Noll/Vo) Swift 的哈希框架。
该框架包括 FNV-0(32/64位)、FNV-1(32/64位)、FNV-1a(32/64位) 函数。

原始的 FNV 算法由 Glenn Fowler、Landon Curt Noll 和 Kiem-Phong Vo 创建。

要求

  • 平台
    • iOS 10.0+
    • macOS 10.12+
    • tvOS 12.0+
    • Linux
  • Swift 4.2, 5.0

安装

CocoaPods

use_frameworks!

target 'target' do
pod 'FNV'
end

Carthage

github "daisuke-t-jp/FNV"

使用方法

引入框架

import FNV

生成摘要(单次)

FNV-0

/**
 * 32 bit
 */
let digest = FNV.FNV0_32.digest("Hello World!")
// digest -> 0x6990d79d

let digestHex = FNV.FNV0_32.digestHex("Hello World!")
// digestHex -> "6990d79d"


/**
 * 64bit
 */
let digest = FNV.FNV0_64.digest("Hello World!")
// digest -> 0xdd8b4a711cd6199d

let digestHex = FNV.FNV0_64.digestHex("Hello World!")
// digestHex -> "dd8b4a711cd6199d"

FNV-1

/**
 * 32 bit
 */
let digest = FNV.FNV1_32.digest("Hello World!")
// digest -> 0x12a9a41c

let digestHex = FNV.FNV1_32.digestHex("Hello World!")
// digestHex -> "12a9a41c"


/**
 * 64bit
 */
let digest = FNV.FNV1_64.digest("Hello World!")
// digest -> 0x8e59dd02f68c387c

let digestHex = FNV.FNV1_64.digestHex("Hello World!")
// digestHex -> "8e59dd02f68c387c"

FNV-1a

/**
 * 32 bit
 */
let digest = FNV.FNV1a_32.digest("Hello World!")
// digest -> 0xb1ea4872

let digestHex = FNV.FNV1a_32.digestHex("Hello World!")
// digestHex -> "b1ea4872"


/**
 * 64bit
 */
let digest = FNV.FNV1a_64.digest("Hello World!")
// digest -> 0x8c0ec8d1fb9e6e32

let digestHex = FNV.FNV1a_64.digestHex("Hello World!")
// digestHex -> "8c0ec8d1fb9e6e32"

生成摘要(流式)

FNV-0

/**
 * 32 bit
 */
let fnv = FNV.FNV0_32()
fnv.update("Hello ")
fnv.update("World!")

let digest = fnv.digest()
// digest -> 0x6990d79d

let digestHex = fnv.digestHex()
// digestHex -> "6990d79d"


/**
 * 64bit
 */
let fnv = FNV.FNV0_64()
fnv.update("Hello ")
fnv.update("World!")

let digest = fnv.digest()
// digest -> 0xdd8b4a711cd6199d

let digestHex = fnv.digestHex()
// digestHex -> "dd8b4a711cd6199d"

FNV-1

/**
 * 32 bit
 */
let fnv = FNV.FNV1_32()
fnv.update("Hello ")
fnv.update("World!")

let digest = fnv.digest()
// digest -> 0x12a9a41c

let digestHex = fnv.digestHex()
// digestHex -> "12a9a41c"


/**
 * 64bit
 */
let fnv = FNV.FNV1_64()
fnv.update("Hello ")
fnv.update("World!")

let digest = fnv.digest()
// digest -> 0x8e59dd02f68c387c

let digestHex = fnv.digestHex()
// digestHex -> "8e59dd02f68c387c"

FNV-1a

/**
 * 32 bit
 */
let fnv = FNV.FNV1a_32()
fnv.update("Hello ")
fnv.update("World!")

let digest = fnv.digest()
// digest -> 0xb1ea4872

let digestHex = fnv.digestHex()
// digestHex -> "b1ea4872"


/**
 * 64bit
 */
let fnv = FNV.FNV1a_64()
fnv.update("Hello ")
fnv.update("World!")

let digest = fnv.digest()
// digest -> 0x8c0ec8d1fb9e6e32

let digestHex = fnv.digestHex()
// digestHex -> "8c0ec8d1fb9e6e32"

Demo

有演示。