demo添加获取私钥功能
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peng fan
parent
61ccbc125c
commit
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23
package-lock.json
generated
23
package-lock.json
generated
@ -6,8 +6,10 @@
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"": {
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"dependencies": {
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"crc": "^4.3.2",
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"js-md5": "^0.8.3",
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"pinia": "^2.2.0",
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"pinia-plugin-unistorage": "^0.1.2",
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"sm-crypto": "^0.3.13",
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"uview-plus": "^3.3.12"
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}
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},
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@ -134,6 +136,18 @@
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"optional": true,
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"peer": true
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},
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"node_modules/js-md5": {
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"version": "0.8.3",
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"resolved": "https://registry.npmjs.org/js-md5/-/js-md5-0.8.3.tgz",
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"integrity": "sha512-qR0HB5uP6wCuRMrWPTrkMaev7MJZwJuuw4fnwAzRgP4J4/F8RwtodOKpGp4XpqsLBFzzgqIO42efFAyz2Et6KQ==",
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"license": "MIT"
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},
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"node_modules/jsbn": {
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"version": "1.1.0",
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"resolved": "https://registry.npmjs.org/jsbn/-/jsbn-1.1.0.tgz",
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"integrity": "sha512-4bYVV3aAMtDTTu4+xsDYa6sy9GyJ69/amsu9sYF2zqjiEoZA5xJi3BrfX3uY+/IekIu7MwdObdbDWpoZdBv3/A==",
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"license": "MIT"
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},
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"node_modules/pinia": {
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"version": "2.2.0",
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"resolved": "https://registry.npmjs.org/pinia/-/pinia-2.2.0.tgz",
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@ -172,6 +186,15 @@
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"integrity": "sha512-OwpTSOfy6xSs1+pwcNrv0RBMOzI39Lp3qQKUTPVVPRjCdNa5JH/oPRiqsesIskK8TVgmRiHwO4KXlV2Li9dANA==",
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"license": "MIT"
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},
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"node_modules/sm-crypto": {
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"version": "0.3.13",
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"resolved": "https://registry.npmjs.org/sm-crypto/-/sm-crypto-0.3.13.tgz",
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"integrity": "sha512-ztNF+pZq6viCPMA1A6KKu3bgpkmYti5avykRHbcFIdSipFdkVmfUw2CnpM2kBJyppIalqvczLNM3wR8OQ0pT5w==",
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"license": "MIT",
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"dependencies": {
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"jsbn": "^1.1.0"
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}
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},
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"node_modules/tiny-emitter": {
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"version": "2.1.0",
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"resolved": "https://registry.npmjs.org/tiny-emitter/-/tiny-emitter-2.1.0.tgz",
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@ -1,8 +1,10 @@
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{
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"dependencies": {
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"crc": "^4.3.2",
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"js-md5": "^0.8.3",
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"pinia": "^2.2.0",
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"pinia-plugin-unistorage": "^0.1.2",
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"sm-crypto": "^0.3.13",
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"uview-plus": "^3.3.12"
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}
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}
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@ -1,7 +1,6 @@
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<template>
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<view>
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<button @click="getList">获取设备列表</button>
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<button @click="stopGetList">停止获取</button>
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<view v-if="showList">
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<button class="device" v-for="item in list"
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:key="item.deviceId" @click="connect(item)">{{item.name}}
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@ -10,28 +9,27 @@
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</view>
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<view v-else>
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<button @click="getPublicKey">获取锁公钥</button>
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<button @click="getTest">获取锁私钥</button>
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<button @click="getCommKey">获取锁私钥</button>
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</view>
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</view>
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</template>
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<script>
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import crc from 'crc'
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import { md5 } from 'js-md5'
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import { sm4 } from 'sm-crypto'
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export default {
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data() {
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return {
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list: [],
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getting: false,
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// deviceId: '6C3CD148-F456-1C61-F35E-C176B0CC644A',
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// serviceId: '0000FFF0-0000-1000-8000-00805F9B34FB',
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// characteristicId1: '0000FFF1-0000-1000-8000-00805F9B34FB',
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// characteristicId2: '0000FFF2-0000-1000-8000-00805F9B34FB',
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deviceId: '',
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serviceId: '',
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characteristicId1: '',
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characteristicId2: '',
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lockId: '',
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publicKey: new Uint8Array(16),
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showList: true,
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number: 1
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}
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@ -61,10 +59,54 @@ export default {
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})
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},
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methods: {
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GetCommKey() {
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const userId = 294
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// 十六进制字符串转Uint8Array
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hexToUint8Array(hex) {
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if (hex.length % 2 !== 0) {
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throw new Error('Invalid hex string')
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}
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const array = new Uint8Array(hex.length / 2)
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for (let i = 0; i < hex.length; i += 2) {
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array[i / 2] = parseInt(hex.substr(i, 2), 16)
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}
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return array
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},
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// 获取私钥
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getCommKey() {
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const cmdId = 0x3091
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const keyId = '0'
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const authUserId = '294'
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const nowTime = parseInt(new Date().getTime() / 1000)
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let buffer = new ArrayBuffer(54)
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const originAuthCodeLen = keyId.length + authUserId.length + 4 + 16
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let authCodeBuffer = new ArrayBuffer(originAuthCodeLen)
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let authCodeBinaryData = new Uint8Array(authCodeBuffer)
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for(let i=0; i < keyId.length; i++){
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authCodeBinaryData[i] = keyId.charCodeAt(i)
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}
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for(let i=0; i < authUserId.length; i++){
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authCodeBinaryData[keyId.length + i] = authUserId.charCodeAt(i)
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}
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const number = keyId.length + authUserId.length
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authCodeBinaryData[number + 0] = (nowTime & 0xff000000) >> 24
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authCodeBinaryData[number + 1] = (nowTime & 0xff0000) >> 16
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authCodeBinaryData[number + 2] = (nowTime & 0xff00) >> 8
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authCodeBinaryData[number + 3] = (nowTime & 0xff)
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for(let i=0; i < 16; i++){
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authCodeBinaryData[number + 4 + i] = this.publicKey[i]
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}
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console.log('md5前的数据', Array.from(authCodeBinaryData, byte =>
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byte.toString(10)).join(','))
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const codeMd5 = md5(authCodeBinaryData)
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console.log('md5后的数据', codeMd5, codeMd5.length)
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const bufferLength = codeMd5.length + 12 + 107
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let buffer = new ArrayBuffer(bufferLength)
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let binaryData = new Uint8Array(buffer)
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// 固定包头
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@ -82,8 +124,82 @@ export default {
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this.number++
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// 包标识
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binaryData[7] = 0x22
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// 数据长度
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binaryData[10] = (codeMd5.length + 107) / 256
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binaryData[11] = (codeMd5.length + 107) % 256
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// 命令
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binaryData[12] = 0x3091 / 256
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binaryData[13] = 0x3091 % 256
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for(let i=0; i < this.lockId.length; i++){
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binaryData[14 + i] = this.lockId.charCodeAt(i)
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}
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let flagNumber = 14 + 40
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for (let i = 0; i < keyId.length; i++) {
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binaryData[flagNumber + i] = keyId.charCodeAt(i)
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}
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flagNumber += 40
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for (let i = 0; i < authUserId.length; i++) {
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binaryData[flagNumber + i] = authUserId.charCodeAt(i)
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}
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flagNumber += 20
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binaryData[flagNumber + 0] = (nowTime & 0xff000000) >> 24
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binaryData[flagNumber + 1] = (nowTime & 0xff0000) >> 16
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binaryData[flagNumber + 2] = (nowTime & 0xff00) >> 8
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binaryData[flagNumber + 3] = (nowTime & 0xff)
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flagNumber += 4
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binaryData[flagNumber] = codeMd5.length
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flagNumber += 1
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for (let i = 0; i < codeMd5.length; i++) {
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binaryData[flagNumber + i] = codeMd5.charCodeAt(i)
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}
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binaryData[8] = Math.ceil((bufferLength - 12)/16) * 16 / 256
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binaryData[9] = Math.ceil((bufferLength - 12)/16) * 16 % 256
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let cebBuffer = new ArrayBuffer(bufferLength - 12)
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let cebBinaryData = new Uint8Array(cebBuffer)
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for(let i = 0; i < bufferLength - 12; i++){
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cebBinaryData[i] = binaryData[i + 12]
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}
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const key = new Uint8Array(16)
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for (let i = 0; i < this.lockId.length; i++) {
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key[i] = this.lockId.charCodeAt(i)
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}
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console.log('未加密的数据', Array.from(cebBinaryData))
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const encrypted = sm4.encrypt(cebBinaryData, key, { mode: 'ecb' })
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const newBinaryData = this.hexToUint8Array(encrypted)
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console.log('ecb加密后的数据', Array.from(newBinaryData))
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const encrypteBuffer = new ArrayBuffer(12 + newBinaryData.length)
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const encrypteBinaryData = new Uint8Array(encrypteBuffer)
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for(let i = 0; i< 12; i++){
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encrypteBinaryData[i] = binaryData[i]
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}
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for(let i = 12; i < encrypteBinaryData.length; i++){
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encrypteBinaryData[i] = newBinaryData[i - 12]
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}
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console.log('crc前的数据', Array.from(encrypteBinaryData))
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const resultBuffer = new ArrayBuffer(encrypteBinaryData.length + 2)
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const resultBinaryData = new Uint8Array(resultBuffer)
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for(let i = 0; i< encrypteBinaryData.length; i++){
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resultBinaryData[i] = encrypteBinaryData[i]
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}
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resultBinaryData[encrypteBinaryData.length] = crc.crc16kermit(encrypteBuffer) / 256
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resultBinaryData[1 + encrypteBinaryData.length] = crc.crc16kermit(encrypteBuffer) % 256
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this.writeBLECharacteristicValue(resultBuffer)
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},
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// 获取公钥
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getPublicKey() {
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let buffer = new ArrayBuffer(54)
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let binaryData = new Uint8Array(buffer)
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@ -131,6 +247,7 @@ export default {
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newBinaryData[55] = crc.crc16kermit(buffer) % 256
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this.writeBLECharacteristicValue(newBuffer)
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},
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// 写入输入
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writeBLECharacteristicValue(data) {
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const that = this
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console.log('写入设备的设备 ID',that.deviceId)
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@ -140,9 +257,7 @@ export default {
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let Uint8ArrayData = new Uint8Array(data)
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const hexString = Array.from(Uint8ArrayData, byte =>
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byte.toString(10)).join(',')
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console.log('未加工的数据', hexString)
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console.log('未加工的数据', Array.from(Uint8ArrayData))
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for(let i = 0; i < Math.ceil(data.byteLength / 20); i++){
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let buffer = new ArrayBuffer(20)
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@ -170,6 +285,7 @@ export default {
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})
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}
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},
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// 监听特征值变化
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notifyBLECharacteristicValueChange() {
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const that = this
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uni.notifyBLECharacteristicValueChange({
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@ -184,13 +300,29 @@ export default {
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console.log('设备特征值改变')
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console.log(res)
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let binaryData = new Uint8Array(res.value)
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const hexString = Array.from(binaryData, byte =>
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byte.toString(10)).join(',')
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console.log(hexString)
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console.log('ecb解密前的数据', Array.from(binaryData))
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// 明文
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if(binaryData[7] === 0x20) {
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if(binaryData[12] === 48 && binaryData[13] === 144){
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const publicKey = binaryData.slice(15, 31)
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console.log('公钥', Array.from(publicKey))
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that.publicKey = publicKey
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}
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} else if(binaryData[7] === 0x22) {
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const cebBinaryData = binaryData.slice(12, 28)
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console.log('sm4返回参数', Array.from(cebBinaryData))
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const key = new Uint8Array(16)
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for (let i = 0; i < that.lockId.length; i++) {
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key[i] = that.lockId.charCodeAt(i)
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}
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const decrypted = sm4.decrypt(cebBinaryData, key, { mode: 'ecb', output: 'array' })
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console.log('ecb解密后的数据', decrypted)
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}
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})
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}
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})
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},
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// 连接蓝牙设备
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connect(item) {
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const that = this
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if(item.pair) {
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@ -251,6 +383,7 @@ export default {
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}
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})
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},
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// 监听蓝牙设备列表变化
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startGetList() {
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const that = this
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this.getting = true
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@ -265,15 +398,7 @@ export default {
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}
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})
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},
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stopGetList(){
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const that = this
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uni.stopBluetoothDevicesDiscovery({
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success: function () {
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that.getting = false
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console.log('停止获取设备列表成功')
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}
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})
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},
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// 获取蓝牙设备列表
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getList() {
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const that = this
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uni.getBluetoothDevices({
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