完成获取公钥和获取私钥功能的写入和解析
This commit is contained in:
范鹏
parent
5b6ee58df3
commit
51c8d77489
@ -1,6 +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 class="button" @click="getList">获取设备列表</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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@ -903,4 +903,8 @@ export default {
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.device {
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text-align: center;
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}
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.button {
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margin-top: 200rpx;
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}
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</style>
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@ -6,9 +6,10 @@
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<view class="device-list" v-for="(item, index) in deviceList" :key="item.deviceId" @click="connect(item)">{{item.name}}</view>
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</view>
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<view v-else>
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<button class="button">获取公钥</button>
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<button class="button">获取私钥</button>
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<button class="button">添加用户</button>
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<button class="button" @click="bindUser">添加用户</button>
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<button class="button">开门</button>
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<button class="button">关门</button>
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<button class="button" @click="getLockStatusResult">获取锁状态</button>
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<view>名称：{{currentLockInfo.name}}</view>
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<view>设备Id：{{currentLockInfo.deviceId}}</view>
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<view v-if="currentLockInfo.serviceId">服务：{{currentLockInfo.serviceId}}</view>
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@ -26,16 +27,18 @@
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data() {
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return {
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showAdd: true,
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showConnect: false
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showConnect: false,
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keyId: '0',
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authUid: '294'
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}
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},
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computed: {
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...mapState(useBluetoothStore, ['deviceList', 'currentLockInfo'])
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},
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async onLoad () {},
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onLoad () {},
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methods: {
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...mapActions(useBluetoothStore, ['getBluetoothDevices', 'stopGetBluetoothDevices', 'updateCurrentLockInfo',
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'connectBluetoothDevice']),
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'connectBluetoothDevice', 'getPublicKey', 'getCommKey', 'getLockStatus', 'addLockUser']),
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getList() {
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this.getBluetoothDevices()
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this.showAdd = false
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@ -54,6 +57,45 @@
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this.showConnect = true
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this.stopGetBluetoothDevices()
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}
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},
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async bindUser() {
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const { code } = await this.getPublicKey(this.currentLockInfo.name)
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console.log('获取公钥返回', code)
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if(code !== 0) {
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return
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}
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const { code: getCommKeyCode } = await this.getCommKey(this.currentLockInfo.name, this.keyId, this.authUid,
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parseInt(new Date().getTime() / 1000), this.currentLockInfo.publicKey)
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console.log('获取私钥返回', getCommKeyCode)
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if(getCommKeyCode !== 0) {
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return
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}
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// this.addLockUser({
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// name: this.currentLockInfo.name,
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// keyId: this.keyId,
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// authUid: this.authUid,
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// uid: this.authUid,
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// publicKey: this.currentLockInfo.publicKey,
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// openMode: 1,
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// keyType: 1,
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// startDate: parseInt(new Date().getTime() / 1000),
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// expireDate: 0xffffffff,
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// useCountLimit: 0xffff,
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// isRound: 0,
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// weekRound: 0,
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// startHour: 0,
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// startMin: 0,
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// endHour: 0,
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// endMin: 0,
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// role: 0xff,
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// token: this.currentLockInfo.token || new Uint8Array([0,0,0,0]),
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// password: (Math.floor(Math.random() * 900000) + 100000).toString()
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// })
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},
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getLockStatusResult() {
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const timnestamp = parseInt(new Date().getTime() / 1000)
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this.getLockStatus(this.currentLockInfo.name, this.authUid,timnestamp, timnestamp,
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this.currentLockInfo.commKey)
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}
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}
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}
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@ -2,9 +2,32 @@
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* @description 蓝牙数据持久化
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*/
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import { defineStore } from 'pinia'
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import crc from 'crc'
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import { sm4 } from 'sm-crypto'
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import { md5 } from 'js-md5'
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// 定时器
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let timer
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// 特性值回调
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let characteristicValueCallback = null
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// 命令ID
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const cmdIds = {
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// 获取公钥
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getPublicKey: 0x3090,
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// 获取私钥
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getCommKey: 0x3091,
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// 获取锁状态
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getLockStatus: 0x3040,
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// 新增用户
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addUser: 0x3001,
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// 开门
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openDoor: 0x3005,
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// 重置设备
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resetDevice: 0x3004,
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// 清理用户
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cleanUser: 0x300C,
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}
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export const useBluetoothStore = defineStore('ble', {
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state() {
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@ -21,7 +44,9 @@ export const useBluetoothStore = defineStore('ble', {
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// 设备列表
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deviceList: [],
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// 当前锁信息
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currentLockInfo: {}
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currentLockInfo: {},
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// 消息序号
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messageCount: 1
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}
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},
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actions: {
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@ -94,12 +119,99 @@ export const useBluetoothStore = defineStore('ble', {
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}
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})
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},
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// 解析特征值
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parsingCharacteristicValue(binaryData) {
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const that = this
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// 0x20 明文 0x22 SM4（事先约定密钥） 0x23 SM4（设备指定密钥）
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if(binaryData[7] === 0x20) {
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if(binaryData[12] * 256 + binaryData[13] === cmdIds.getPublicKey) {
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if(binaryData[14] === 0) {
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that.updateCurrentLockInfo({
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...that.currentLockInfo,
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publicKey: binaryData.slice(15, 31)
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})
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}
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characteristicValueCallback({
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code: binaryData[14]
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})
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}
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} else if(binaryData[7] === 0x22) {
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// 截取入参
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const cebBinaryData = binaryData.slice(12, binaryData.length - 2)
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// 解密
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const key = new Uint8Array(16)
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for (let i = 0; i < that.currentLockInfo.name.length; i++) {
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key[i] = that.currentLockInfo.name.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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if(decrypted[0] * 256 + decrypted[1] === cmdIds.getCommKey) {
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if(decrypted[2] === 0) {
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that.updateCurrentLockInfo({
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...that.currentLockInfo,
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commKey: decrypted.slice(3, 19),
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signKey: decrypted.slice(19, 35)
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})
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console.log('commKey', Array.from(that.currentLockInfo.commKey))
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console.log('signKey', Array.from(that.currentLockInfo.signKey))
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}
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characteristicValueCallback({
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code: decrypted[2]
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})
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}
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} else {
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const cebBinaryData = binaryData.slice(12, binaryData.length - 2)
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const decrypted = sm4.decrypt(cebBinaryData, that.currentLockInfo.commKey, { mode: 'ecb', output: 'array' })
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console.log('ecb解密后的数据', decrypted)
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const cmdId = decrypted[0] * 256 + decrypted[1]
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if(cmdId === cmdIds.getLockStatus) {
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if (decrypted[2] === 0) {
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console.log('获取锁状态成功', decrypted)
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}
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} else if(cmdId === cmdIds.openDoor) {
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if (decrypted[2] === 0) {
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console.log('开门成功', decrypted)
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}
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} else if(cmdId === cmdIds.addUser) {
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if (decrypted[2] === 0) {
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console.log('添加用户', decrypted)
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}
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}
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}
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},
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// 监听蓝牙设备特征值改变
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onBluetoothCharacteristicValueChange() {
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const that = this
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// 完整数据
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let completeArray
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// 完整内容数据长度
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let length
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console.log('开始监听特征值改变')
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uni.onBLECharacteristicValueChange(function (res) {
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// 待完善
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console.log('特征值改变', res)
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if(res.deviceId === that.currentLockInfo.deviceId) {
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let binaryData = new Uint8Array(res.value)
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if(binaryData[0] === 0xEF && binaryData[1] === 0x01 && binaryData[2] === 0xEE && binaryData[3] === 0x02) {
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length = binaryData[8] * 256 + binaryData[9]
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if(length + 14 > binaryData.length) {
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completeArray = binaryData
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} else {
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that.parsingCharacteristicValue(binaryData)
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}
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} else {
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if(completeArray) {
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const combinedArray = new Uint8Array(completeArray.length + binaryData.length)
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combinedArray.set(completeArray, 0);
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combinedArray.set(binaryData, completeArray.length)
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completeArray = combinedArray
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if(length + 14 === completeArray.length) {
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that.parsingCharacteristicValue(completeArray)
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completeArray = null
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}
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}
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}
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}
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})
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},
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// 开始搜索蓝牙设备
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@ -149,8 +261,8 @@ export const useBluetoothStore = defineStore('ble', {
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}
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console.log('设备列表', that.deviceList)
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},
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fail: async function (err) {
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console.log('获取设备列表失败', err)
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fail: async function (res) {
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console.log('获取设备列表失败', res)
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if(res.errCode === 10000) {
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// 重新初始化蓝牙适配器
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await that.initBluetooth()
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@ -312,7 +424,7 @@ export const useBluetoothStore = defineStore('ble', {
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deviceId: that.currentLockInfo.deviceId,
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serviceId: that.currentLockInfo.serviceId,
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characteristicId: that.currentLockInfo.notifyCharacteristicId,
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success() {
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success(res) {
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console.log('订阅成功', res)
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},
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fail(res) {
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@ -320,30 +432,6 @@ export const useBluetoothStore = defineStore('ble', {
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}
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})
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},
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// 重新连接设备
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reconnectDevice() {
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const that = this
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return new Promise(async resolve => {
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uni.createBLEConnection({
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deviceId: that.currentLockInfo.deviceId,
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success (res) {
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console.log('重连成功', res)
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that.notifyBluetoothCharacteristicValueChange()
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resolve(true)
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},
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fail(res) {
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console.log('重连失败', res)
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uni.showModal({
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title: '提示',
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content: '设备连接已断开，请靠近设备并保持设备处于唤醒状态',
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showCancel: false,
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confirmText: '确定'
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})
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resolve(false)
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}
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})
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})
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},
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// 断开蓝牙连接
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closeBluetoothConnection() {
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const that = this
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@ -370,7 +458,7 @@ export const useBluetoothStore = defineStore('ble', {
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// 确认设备连接正常
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if(!that.currentLockInfo.connected) {
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const result = await that.reconnectDevice()
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const result = await that.connectBluetoothDevice()
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if(!result) return
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}
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@ -383,21 +471,219 @@ export const useBluetoothStore = defineStore('ble', {
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// 次数
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const count = Math.ceil(binaryData.length / 20)
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for(let i = 0; i < count; i++) {
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const writeData = binaryData.slice(i * 20, i === (count - 1) ? binaryData.length - 1 : (i + 1) * 20)
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const writeData = binaryData.slice(i * 20, i === (count - 1) ? binaryData.length : (i + 1) * 20)
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uni.writeBLECharacteristicValue({
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deviceId: that.currentLockInfo.deviceId,
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serviceId: that.currentLockInfo.serviceId,
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characteristicId: that.currentLockInfo.writeCharacteristicId,
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value: writeData,
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value: writeData.buffer,
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success() {
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console.log('数据写入成功')
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console.log('数据写入成功', Array.from(writeData))
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},
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fail(res) {
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console.log('写入失败', res)
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}
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})
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}
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},
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/*
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* 生成包头
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* encryptionType 加密类型 0：明文，1：AES128，2：SM4（事先约定密钥），3：SM4（设备指定密钥）
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* originalLength 原始数据长度
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* */
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createPackageHeader(encryptionType, originalLength) {
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// 头部数据
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let headArray = new Uint8Array(12)
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// 固定包头
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headArray[0] = 0xEF
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headArray[1] = 0x01
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headArray[2] = 0xEE
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headArray[3] = 0x02
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// 包类型 发送
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headArray[4] = 0x01
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// 包序号
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headArray[5] = this.messageCount / 256
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headArray[6] = this.messageCount % 256
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this.messageCount++
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// 包标识
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if(encryptionType === 0) {
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headArray[7] = 0x20
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} else if(encryptionType === 2) {
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headArray[7] = 0x22
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} else {
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headArray[7] = 0x23
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}
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// 数据长度
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if(encryptionType === 0) {
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headArray[8] = originalLength / 256
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headArray[9] = originalLength % 256
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} else {
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const length = Math.ceil(originalLength / 16) * 16
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headArray[8] = length / 256
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headArray[9] = length % 256
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}
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headArray[10] = originalLength / 256
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headArray[11] = originalLength % 256
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return headArray
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},
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// 生成包尾 头部数据+内容数据
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createPackageEnd(headArray,conentArray) {
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// 拼接头部和内容
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let mergerArray = new Uint8Array(headArray.length + conentArray.length)
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mergerArray.set(headArray)
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mergerArray.set(conentArray, headArray.length)
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// crc加密
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const crcResult = crc.crc16kermit(mergerArray)
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// 拼接crc
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let newArray = new Uint8Array(mergerArray.length + 2)
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newArray.set(mergerArray)
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newArray.set([crcResult / 256, crcResult % 256], mergerArray.length)
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return newArray
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},
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// 获取公钥
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async getPublicKey(name) {
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const headArray = this.createPackageHeader(0, 42)
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const conentArray = new Uint8Array(42)
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conentArray[0] = cmdIds.getPublicKey / 256
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conentArray[1] = cmdIds.getPublicKey % 256
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for(let i = 0; i < name.length; i++) {
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conentArray[i + 2] = name.charCodeAt(i)
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}
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const packageArray = this.createPackageEnd(headArray, conentArray)
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await this.writeBLECharacteristicValue(packageArray)
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return this.getWriteResult()
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},
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// 获取私钥
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async getCommKey(name, keyId, authUid, nowTime, publicKey) {
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const length = 2 + 40 + 40 + 20 + 4 + 1 + 16
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const headArray = this.createPackageHeader(2, length)
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const conentArray = new Uint8Array(length)
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conentArray[0] = cmdIds.getCommKey / 256
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conentArray[1] = cmdIds.getCommKey % 256
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for (let i = 0; i < name.length; i++) {
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conentArray[i + 2] = name.charCodeAt(i)
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}
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for(let i = 0; i < keyId.length; i++) {
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conentArray[i + 42] = keyId.charCodeAt(i)
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}
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for(let i = 0; i < authUid.length; i++) {
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conentArray[i + 82] = authUid.charCodeAt(i)
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}
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conentArray.set(this.timestampToArray(nowTime), 102)
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conentArray[106] = 16
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const md5Array = this.platformMd5Encrypte(authUid, keyId, conentArray.slice(102, 106), publicKey)
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conentArray.set(md5Array, 107)
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const cebArray = sm4.encrypt(conentArray, conentArray.slice(2, 18), { mode: 'ecb', output: 'array' })
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const packageArray = this.createPackageEnd(headArray, cebArray)
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await this.writeBLECharacteristicValue(packageArray)
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return this.getWriteResult()
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},
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/*
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* 锁与平台md5加密
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* authUid
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* keyId
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* token ｜ nowTime
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* publicKey
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* */
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platformMd5Encrypte(authUid, keyId, token, publicKey) {
|
||||
const length = authUid.length + keyId.length + 4 + 16
|
||||
const md5Array = new Uint8Array(length)
|
||||
|
||||
for (let i = 0; i < authUid.length; i++) {
|
||||
md5Array[i] = authUid.charCodeAt(i)
|
||||
}
|
||||
|
||||
for (let i = 0; i < keyId.length; i++) {
|
||||
md5Array[authUid.length + i] = keyId.charCodeAt(i)
|
||||
}
|
||||
|
||||
md5Array.set(token, authUid.length + keyId.length)
|
||||
md5Array.set(publicKey, authUid.length + keyId.length + 4)
|
||||
|
||||
const md5Text= md5(md5Array)
|
||||
return new Uint8Array(md5Text.match(/.{1,2}/g).map(byte => parseInt(byte, 16)))
|
||||
},
|
||||
// 获取锁状态
|
||||
async getLockStatus(name, uid, nowTime, localTime, commKey) {
|
||||
const length = 2 + 40 + 20 + 4 + 4
|
||||
const headArray = this.createPackageHeader(3, length)
|
||||
|
||||
const conentArray = new Uint8Array(length)
|
||||
conentArray[0] = cmdIds.getLockStatus / 256
|
||||
conentArray[1] = cmdIds.getLockStatus % 256
|
||||
for (let i = 0; i < name.length; i++) {
|
||||
conentArray[i + 2] = name.charCodeAt(i)
|
||||
}
|
||||
for (let i = 0; i < uid.length; i++) {
|
||||
conentArray[i + 42] = uid.charCodeAt(i)
|
||||
}
|
||||
conentArray.set(this.timestampToArray(nowTime), 62)
|
||||
conentArray.set(this.timestampToArray(localTime), 66)
|
||||
|
||||
const cebArray = sm4.encrypt(conentArray, commKey, { mode: 'ecb', output: 'array' })
|
||||
|
||||
const packageArray = this.createPackageEnd(headArray, cebArray)
|
||||
|
||||
await this.writeBLECharacteristicValue(packageArray)
|
||||
},
|
||||
// 时间戳转二进制
|
||||
timestampToArray(timestamp) {
|
||||
const array = new Uint8Array(4)
|
||||
array[0] = (timestamp & 0xff000000) >> 24
|
||||
array[1] = (timestamp & 0xff0000) >> 16
|
||||
array[2] = (timestamp & 0xff00) >> 8
|
||||
array[3] = (timestamp & 0xff)
|
||||
return array
|
||||
},
|
||||
// 添加用户
|
||||
addLockUser(data) {
|
||||
const { name, authUid, uid, keyId, openMode, keyType, startDate, expireDate, useCountLimit, isRound, weekRound,
|
||||
startHour, startMin, endHour, endMin, role, password, token, publicKey} = data
|
||||
const length = 2 + 40 + 20 + 40 + 20 + 1 + 1 + 4 + 4 + 2 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 20 + 4 + 1 + 16
|
||||
const headArray = this.createPackageHeader(3, length)
|
||||
const conentArray = new Uint8Array(length)
|
||||
|
||||
conentArray[0] = cmdIds.addUser / 256
|
||||
conentArray[1] = cmdIds.addUser % 256
|
||||
|
||||
// 尚未完成
|
||||
},
|
||||
// 获取写入结果
|
||||
getWriteResult() {
|
||||
return new Promise(resolve => {
|
||||
const timer = setTimeout(() => {
|
||||
resolve({ code: -1 })
|
||||
}, 7000)
|
||||
characteristicValueCallback = (data) => {
|
||||
clearTimeout(timer)
|
||||
resolve(data)
|
||||
}
|
||||
})
|
||||
}
|
||||
}
|
||||
})
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user