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解析蓝牙数据

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This commit is contained in:
魏少阳 2023-08-09 09:32:09 +08:00
parent b70ee8ed5e
commit 8e3ad5a29a
9 changed files with 211 additions and 119 deletions
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4
star_lock/lib/blue/blue_manage.dart
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@ -6,6 +6,7 @@ import 'package:star_lock/blue/sender_manage.dart';
import '../app_settings/app_settings.dart';
import 'io_tool/io_tool.dart';
import 'io_tool/manager_event_bus.dart';
import 'reciver_data.dart';
typedef ScanResultCallBack = void Function(List<DiscoveredDevice> devices);
@ -16,7 +17,6 @@ class BlueManage{
DiscoveredCharacteristic? getDiscoveredCharacteristic;
Uuid serviceId = Uuid.parse('0000FFF0-0000-1000-8000-00805F9B34FB');
final int _limitLen = 20;
final int _sleepTimes = AppPlatform.isAndroid ? 6 : 0;
static BlueManage? _manager;
BlueManage._init();
@ -139,7 +139,7 @@ class BlueManage{
_flutterReactiveBle!.subscribeToCharacteristic(characteristic).listen((data) {
// code to handle incoming data
print("subscribeToCharacteristic: deviceId = ${characteristic.deviceId} characteristicId =${characteristic.characteristicId}---上报来的数据data = $data");
CommandReciverManager.appDataReceive(data, "");
}, onError: (dynamic error) {
print("subscribeToCharacteristic error:$error");
});

41
star_lock/lib/blue/io_protocol/io_getPrivateKey.dart Normal file
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@ -0,0 +1,41 @@
import 'dart:convert';
import 'io_reply.dart';
import 'io_sender.dart';
import 'io_type.dart';
class GetPrivateKeyCommand extends SenderProtocol {
String? lockID;
GetPrivateKeyCommand({
this.lockID,
}) : super(CommandType.getLockPublicKey);
@override
List<int> messageDetail() {
List<int> data = [];
print("lockID：${lockID!} lockID.utf8.encode${utf8.encode(lockID!)}");
data.addAll(utf8.encode(lockID!));
for(int i = 0; i<24; i++){
data.add(0);
}
print("dataaaaaa:$data");
return data;
}
}
class GetPrivateKeyReply extends Reply {
GetPrivateKeyReply.parseData(CommandType commandType, List<int> dataDetail)
: super.parseData(commandType, dataDetail) {
print('获取私钥');
int index = 0;
// while(index < endIndex){
// commandKey = byteUInt8(dataDetail, index);
// index += offset_1;
// switch(commandKey){
//
// }
// }
}
}

28
star_lock/lib/blue/io_protocol/io_getPublicKey.dart
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@ -28,14 +28,24 @@ class GetPublicKeyCommand extends SenderProtocol {
class GetPublicKeyReply extends Reply {
GetPublicKeyReply.parseData(CommandType commandType, List<int> dataDetail)
: super.parseData(commandType, dataDetail) {
print('获取公钥');
int index = 0;
// while(index < endIndex){
// commandKey = byteUInt8(dataDetail, index);
// index += offset_1;
// switch(commandKey){
//
// }
// }
// print('获取公钥');
switch(dataDetail[0]){
case 0x00:
//成功
print('获取公钥');
break;
case 0x07:
//无权限
break;
case 0x0f:
//用户已存在
break;
default:
//失败
break;
}
}
}

17
star_lock/lib/blue/io_protocol/io_reply.dart
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@ -2,22 +2,21 @@ import 'io_type.dart';
abstract class Reply{
//value字节长度
int? offset_19 = 19; //基准源长度
int? offset_8 = 8; //草坪名称
int? offset_6 = 6; //基准源识别码6个字节
int? offset_4 = 4;
int? offset_2 = 2;
int? offset_1 = 1;
int? packetHeader = 4; // 包头4个字节
int? packetType = 1; // 包类型1个字节
int? packetNumber = 1; // 包序号
int? packetIdentifier = 1; // 包标识
int? packetLength = 4; // 包标识
CommandType? commandType;
int? result = 1; //1是正常 0 是异常
int? packetMcrc = 2; // 校验位
//command key flag
int commandKey = 0;
Reply.parseData(this.commandType, List<int> dataDetail);
Reply({this.result});
// Reply({this.result});
bool get isSuccessfully => result == 1;
// bool get isSuccessfully => packetHeader == EF01EE02;
}

36
star_lock/lib/blue/io_tool/cbc.dart Normal file
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@ -0,0 +1,36 @@
class cbc{
List<int> Sbox = [
0xd6, 0x90, 0xe9, 0xfe, 0xcc, 0xe1, 0x3d, 0xb7, 0x16, 0xb6, 0x14, 0xc2, 0x28, 0xfb, 0x2c, 0x05,
0x2b, 0x67, 0x9a, 0x76, 0x2a, 0xbe, 0x04, 0xc3, 0xaa, 0x44, 0x13, 0x26, 0x49, 0x86, 0x06, 0x99,
0x9c, 0x42, 0x50, 0xf4, 0x91, 0xef, 0x98, 0x7a, 0x33, 0x54, 0x0b, 0x43, 0xed, 0xcf, 0xac, 0x62,
0xe4, 0xb3, 0x1c, 0xa9, 0xc9, 0x08, 0xe8, 0x95, 0x80, 0xdf, 0x94, 0xfa, 0x75, 0x8f, 0x3f, 0xa6,
0x47, 0x07, 0xa7, 0xfc, 0xf3, 0x73, 0x17, 0xba, 0x83, 0x59, 0x3c, 0x19, 0xe6, 0x85, 0x4f, 0xa8,
0x68, 0x6b, 0x81, 0xb2, 0x71, 0x64, 0xda, 0x8b, 0xf8, 0xeb, 0x0f, 0x4b, 0x70, 0x56, 0x9d, 0x35,
0x1e, 0x24, 0x0e, 0x5e, 0x63, 0x58, 0xd1, 0xa2, 0x25, 0x22, 0x7c, 0x3b, 0x01, 0x21, 0x78, 0x87,
0xd4, 0x00, 0x46, 0x57, 0x9f, 0xd3, 0x27, 0x52, 0x4c, 0x36, 0x02, 0xe7, 0xa0, 0xc4, 0xc8, 0x9e,
0xea, 0xbf, 0x8a, 0xd2, 0x40, 0xc7, 0x38, 0xb5, 0xa3, 0xf7, 0xf2, 0xce, 0xf9, 0x61, 0x15, 0xa1,
0xe0, 0xae, 0x5d, 0xa4, 0x9b, 0x34, 0x1a, 0x55, 0xad, 0x93, 0x32, 0x30, 0xf5, 0x8c, 0xb1, 0xe3,
0x1d, 0xf6, 0xe2, 0x2e, 0x82, 0x66, 0xca, 0x60, 0xc0, 0x29, 0x23, 0xab, 0x0d, 0x53, 0x4e, 0x6f,
0xd5, 0xdb, 0x37, 0x45, 0xde, 0xfd, 0x8e, 0x2f, 0x03, 0xff, 0x6a, 0x72, 0x6d, 0x6c, 0x5b, 0x51,
0x8d, 0x1b, 0xaf, 0x92, 0xbb, 0xdd, 0xbc, 0x7f, 0x11, 0xd9, 0x5c, 0x41, 0x1f, 0x10, 0x5a, 0xd8,
0x0a, 0xc1, 0x31, 0x88, 0xa5, 0xcd, 0x7b, 0xbd, 0x2d, 0x74, 0xd0, 0x12, 0xb8, 0xe5, 0xb4, 0xb0,
0x89, 0x69, 0x97, 0x4a, 0x0c, 0x96, 0x77, 0x7e, 0x65, 0xb9, 0xf1, 0x09, 0xc5, 0x6e, 0xc6, 0x84,
0x18, 0xf0, 0x7d, 0xec, 0x3a, 0xdc, 0x4d, 0x20, 0x79, 0xee, 0x5f, 0x3e, 0xd7, 0xcb, 0x39, 0x48
];
List<int> CK = [
0x00070e15, 0x1c232a31, 0x383f464d, 0x545b6269,
0x70777e85, 0x8c939aa1, 0xa8afb6bd, 0xc4cbd2d9,
0xe0e7eef5, 0xfc030a11, 0x181f262d, 0x343b4249,
0x50575e65, 0x6c737a81, 0x888f969d, 0xa4abb2b9,
0xc0c7ced5, 0xdce3eaf1, 0xf8ff060d, 0x141b2229,
0x30373e45, 0x4c535a61, 0x686f767d, 0x848b9299,
0xa0a7aeb5, 0xbcc3cad1, 0xd8dfe6ed, 0xf4fb0209,
0x10171e25, 0x2c333a41, 0x484f565d, 0x646b7279
];
List<int> FK = [
0xa3b1bac6, 0x56aa3350, 0x677d9197, 0xb27022dc
];
}

25
star_lock/lib/blue/io_tool/io_tool.dart
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@ -2,12 +2,33 @@ import 'dart:convert';
import 'dart:typed_data';
import 'package:flutter/services.dart';
import 'package:encrypt/encrypt.dart';
String getDNSAPIStr(List<int>data, String key, String value) {
final key = Key.fromBase64('BwwfHxgKDwcXAxkWDwEHDBseIREPIA4QDxYOEBIDIRY=');
final iv = IV.fromBase64('FxIOBAcEEhISHgICCRYhEA==');
final encrypter = Encrypter(AES(key, mode: AESMode.cbc, padding: ""));
final encrypted = encrypter.encrypt('hello world', iv: iv);
return encrypted.toString();
}
// static setDNSAPIStr(String value) {
// final key = Key.fromUtf8(RKNetworkManager().mSeeSkyLocalPrivateKey);
// final iv = IV.fromUtf8(RKNetworkManager().mSeeSkyLocalPrivateKey);
// final encrypter = Encrypter(AES(key, mode: AESMode.cbc, padding: "PKCS7"));
// final encrypt = encrypter.encrypt(value, iv: iv);
//
// setCacheString(RKEnum.CACHE_STRING_APISTRURL, encrypt.base16);
// }
//int ---> 指定长度的hex (如指定长度为6的情况,0x000001 0x001234, 0xefab23)
String intToFormatHex(int num) {
String intToFormatHex(int num, int length) {
String hexString = num.toRadixString(16);
print("hexString=$hexString");
String formatString = hexString.padLeft(6, "0");
String formatString = hexString.padLeft(length, "0");
print("formatHexString=$formatString");
return formatString;
}

175
star_lock/lib/blue/reciver_data.dart
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@ -10,114 +10,97 @@ import 'io_tool/manager_event_bus.dart';
class CommandReciverManager {
static Future<Reply?> parseRobot(List<int> data) async {
int commandIdx = data[1];
int len = data.length;
var dataDetail = data.sublist(4,len -2);
int ioType = data[3];
CommandType commandType = ExtensionCommandType.getCommandType(ioType);
int endIndex = dataDetail.length - 1;
var reply;
switch(commandType) {
case CommandType.getLockPublicKey:
{
reply = GetPublicKeyReply.parseData(commandType, dataDetail);
}
break;
case CommandType.addUser:
{
reply = AddUserReply.parseData(commandType, dataDetail);
}
break;
case CommandType.openDoor:
{
reply = OpenDoorReply.parseData(commandType, dataDetail);
}
break;
}
return reply;
}
static int _bufSize = 0;
static int _index = 0;
static int _remainSize = 0;
static int _maxBufferSize = 260;
static List<int> _buffer = [];
static void _clearBuffer(){
_buffer = [];
_index = 0;
_bufSize = 0;
}
static void appDataReceive(List<int> data,{bool clear = false}) async {
static void appDataReceive(List<int> data, String lockId) async {
///解析数据
if(clear){
_clearBuffer();
}
int data_size = data.length;
if(data_size > _maxBufferSize){
if(data.isEmpty){
return;
}
if(_bufSize+data_size > _maxBufferSize){
_index = 0;
_bufSize = 0;
int data_size = data.length;
// 当小于包头加起来13个字节
if(data_size < 13){
return;
}
if(_index+_bufSize+data_size > _maxBufferSize){
_buffer = _buffer.sublist(_index,_index + _bufSize);
_index = 0;
}
_buffer.addAll(data);
_bufSize += data.length;
int error;
// print('✅ 执行开始 _buffer:${_buffer.length}');
do {
error = await appCheckProtocol(_buffer.sublist(_index),_bufSize);
// print('⚠️ $error');
switch(error){
case 0:
{
int protocolLen = _bufSize - _remainSize;
List<int> tempData = _buffer.sublist(_index,_index + protocolLen);
_index += (_bufSize - _remainSize);
_bufSize = _remainSize;
if(tempData.isNotEmpty){
parseRobot(tempData).then((value){
EventBusManager().eventBusFir(value);
});
}
print("appDataReceiveData:$data");
if((data[0] == 0xEF)&&(data[1] == 0x01)&&(data[2] == 0xEE)&&(data[3] == 0x02)&&(data[4] == 0x11)){
var tmpType = (data[7] & 0x0f);// 包标识
print("temType:$tmpType");
var dataLen = data[8] * 256 + data[9];// 高16位用来指示后面数据块内容的长度
var oriLen = data[10] * 256 + data[11];// 低16位用来指示数据加密前的原长度
List<int> dataList = [];
List<int> oriDataList = [];
switch(tmpType){
case 0: //不加密
for (var i = 0; i < oriLen ; i++) {
oriDataList.add(data[12 + i]);
}
parseData(oriDataList).then((value) {
EventBusManager().eventBusFir(value);
});
break;
case 1:
case 1: //AES128
break;
case 2:
{
++_index;
--_bufSize;
}
case 2: //SM4（事先约定密钥）
// for (var i = 0; i < dataLen ; i++) {
// dataList.add(data[12 + i]);
// }
//console.log("currCommStru.pairedName = ", currCommStru.pairedName);
// var d_cbc = cbc.decrypt_ecb(dataView, currCommStru.pairLockID, true, "nobase64");
// console.log("d_cbc = ", d_cbc);
// console.log("oriLen = ", oriLen);
// for (var i = 0; i < oriLen ; i++) {
// oriDataView[i] = d_cbc[i];
// }
// console.log("oriDataView = ", oriDataView);
break;
default:
error = 1;
case 3: //SM4（设备指定密钥）
// for (var i = 0; i < dataLen ; i++) {
// dataView[i] = uint8Recv[12 + i];
// }
// console.log("dataView.length = ", dataView.length);
// console.log("currCommStru.pairCommKey = ", currCommStru.pairCommKey);
// var commKey1 = base64js.toByteArray(currCommStru.pairCommKey);
// console.log("commKey1 = ", commKey1);
// var d_cbc = cbc.decrypt_ecb(dataView, commKey1, false, "nobase64");
// console.log("d_cbc = ", d_cbc);
// console.log("oriLen = ", oriLen);
// for (var i = 0; i < oriLen ; i++) {
// oriDataView[i] = d_cbc[i];
// }
// console.log("oriDataView = ", oriDataView);
break;
}
}while(error != 1);
}
// print('✅ 执行结束 _buffer:${_buffer.length}');
}
static Future<int> appCheckProtocol(List<int> data,int size) async{
if(size < 7) return 1;
if(data[0] != 0xFA) return 2;
int payloadSize = data[2];
if(payloadSize == 0) return 2;
int protocolSize = payloadSize +5;
if(size < protocolSize) return 1;
if(data[protocolSize-1] != 0xFF) return 2;
if(data[protocolSize-2] != checkSum(data.sublist(0,protocolSize - 2))) return 2;
_remainSize = size - protocolSize;
return 0;
}
static Future<Reply?> parseData(List<int> data) async {
if(data.isNotEmpty){
var cmd = data[0] * 256 + data[1];
CommandType commandType = ExtensionCommandType.getCommandType(cmd);
data.removeRange(0, 2);
print("111111data:$data");
var reply;
switch(commandType) {
case CommandType.getLockPublicKey:
{
reply = GetPublicKeyReply.parseData(commandType, data);
}
break;
case CommandType.addUser:
{
reply = AddUserReply.parseData(commandType, data);
}
break;
case CommandType.openDoor:
{
reply = OpenDoorReply.parseData(commandType, data);
}
break;
}
return reply;
}
}
}

2
star_lock/lib/mine/addLock/nearbyLock/nearbyLock_logic.dart
View File

@ -65,8 +65,8 @@ class NearbyLockLogic extends BaseGetXController{
super.onReady();
print("onReady()");
_initSendStreamSubscription();
_startListenIO();
_initSendStreamSubscription();
}
@override

2
star_lock/pubspec.yaml
View File

@ -84,6 +84,8 @@ dependencies:
azlistview: ^2.0.0
common_utils: ^2.0.0
lpinyin: ^2.0.3
#加密解密
encrypt: ^5.0.1
dev_dependencies:
flutter_test: