liyi/wx-starlock
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1.完成获取星锁状态

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This commit is contained in:
peng fan 2024-08-09 09:24:50 +08:00
parent b73d40db62
commit e3b963b76a
1 changed files with 17 additions and 9 deletions
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pages/demo/demo.vue
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@ -34,7 +34,8 @@ export default {
commKey: new Uint8Array(16), commKey: new Uint8Array(16),
signKey: new Uint8Array(16), signKey: new Uint8Array(16),
showList: true, showList: true,
number: 1 number: 1,
lockStatus: new Uint8Array(1)
} }
}, },
onLoad() { onLoad() {
@ -134,8 +135,8 @@ export default {
for(let i = 0; i < 12; i++){ for(let i = 0; i < 12; i++){
newBinaryData[i] = binaryData[i] newBinaryData[i] = binaryData[i]
} }
for(let i = 12; i < 92; i++){ for(let i = 0; i < 80; i++){
newBinaryData[i] = encrypted[i - 12] newBinaryData[i + 12] = encrypted[i]
} }
console.log('crc前的数据', Array.from(newBinaryData)) console.log('crc前的数据', Array.from(newBinaryData))
let resultBuffer = new ArrayBuffer(94) let resultBuffer = new ArrayBuffer(94)
@ -144,8 +145,8 @@ export default {
resultBinaryData[i] = newBinaryData[i] resultBinaryData[i] = newBinaryData[i]
} }
resultBinaryData[92] = crc.crc16kermit(resultBuffer) / 256 resultBinaryData[92] = crc.crc16kermit(newBuffer) / 256
resultBinaryData[93] = crc.crc16kermit(resultBuffer) % 256 resultBinaryData[93] = crc.crc16kermit(newBuffer) % 256
this.writeBLECharacteristicValue(resultBuffer) this.writeBLECharacteristicValue(resultBuffer)
}, },
// 十六进制字符串转Uint8Array // 十六进制字符串转Uint8Array
@ -402,6 +403,15 @@ export default {
console.log('commKey', Array.from(that.commKey)) console.log('commKey', Array.from(that.commKey))
console.log('signKey', Array.from(that.signKey)) console.log('signKey', Array.from(that.signKey))
} }
} else if(binaryData[7] === 0x23) {
const cebBinaryData = binaryData.slice(12, binaryData.length - 2)
console.log('sm4返回参数', Array.from(cebBinaryData))
const decrypted = sm4.decrypt(cebBinaryData, that.commKey, { mode: 'ecb', output: 'array' })
console.log('ecb解密后的数据', decrypted)
if(decrypted[0] === 48 && decrypted[1] === 64) {
that.lockStatus = decrypted
console.log('锁状态', that.lockStatus)
}
} }
}, },
// 监听特征值变化 // 监听特征值变化
@ -418,12 +428,10 @@ export default {
success(res) { success(res) {
console.log(res) console.log(res)
uni.onBLECharacteristicValueChange(function (res) { uni.onBLECharacteristicValueChange(function (res) {
console.log('设备特征值改变')
console.log(res)
let binaryData = new Uint8Array(res.value) let binaryData = new Uint8Array(res.value)
console.log('设备返回的数据', Array.from(binaryData), Array.from(binaryData, byte =>
byte.toString(16)).join(','))
if(binaryData[0] === 239 && binaryData[1] === 1 && binaryData[2] === 238 && binaryData[3] === 2) { if(binaryData[0] === 239 && binaryData[1] === 1 && binaryData[2] === 238 && binaryData[3] === 2) {
console.log('设备返回的数据', Array.from(binaryData), Array.from(binaryData, byte =>
byte.toString(16)).join(','))
length = binaryData[8] * 256 + binaryData[9] length = binaryData[8] * 256 + binaryData[9]
if(length + 14 > binaryData.length) { if(length + 14 > binaryData.length) {
completeData = binaryData completeData = binaryData