127 lines
3.6 KiB
Dart
Executable File
127 lines
3.6 KiB
Dart
Executable File
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import 'dart:convert';
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import '../io_tool/io_tool.dart';
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import '../sm4Encipher/sm4.dart';
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import '../io_reply.dart';
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import '../io_sender.dart';
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import '../io_type.dart';
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import 'package:crypto/crypto.dart' as crypto;
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//TODO:转移权限
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class TransferPermissionsCommand extends SenderProtocol {
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String? lockID;
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String? authUserID;
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String? keyID;
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String? oldUserID;
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String? newUserID;
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int? needAuthor;
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List<int>? publicKey;
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List<int>? privateKey;
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List<int>? token;
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TransferPermissionsCommand({
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this.lockID,
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this.authUserID,
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this.keyID,
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this.oldUserID,
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this.newUserID,
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this.needAuthor,
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this.publicKey,
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this.privateKey,
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this.token
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}) : super(CommandType.transferPermissions);
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@override
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String toString() {
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return 'TransferPermissionsCommand{lockID: $lockID, '
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'authUserID: $authUserID, keyID: $keyID, oldUserID: $oldUserID, '
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'newUserID: $newUserID, needAuthor: $needAuthor, '
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'publicKey: $publicKey, privateKey: $privateKey, token: $token}';
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}
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@override
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List<int> messageDetail() {
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List<int> data = [];
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List<int> ebcData = [];
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// 指令类型
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int type = commandType!.typeValue;
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double typeDouble = type / 256;
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int type1 = typeDouble.toInt();
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int type2 = type % 256;
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data.add(type1);
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data.add(type2);
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// 锁id 40
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int lockIDLength = utf8.encode(lockID!).length;
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data.addAll(utf8.encode(lockID!));
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data = getFixedLengthList(data, 40 - lockIDLength);
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//authUserID 20
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int authUserIDLength = utf8.encode(authUserID!).length;
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data.addAll(utf8.encode(authUserID!));
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data = getFixedLengthList(data, 20 - authUserIDLength);
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//KeyID 40
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int keyIDLength = utf8.encode(keyID!).length;
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data.addAll(utf8.encode(keyID!));
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data = getFixedLengthList(data, 40 - keyIDLength);
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//oldUserID 20
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int oldUserIDLength = utf8.encode(oldUserID!).length;
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data.addAll(utf8.encode(oldUserID!));
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data = getFixedLengthList(data, 20 - oldUserIDLength);
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//newUserID 20
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int newUserIDLength = utf8.encode(newUserID!).length;
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data.addAll(utf8.encode(newUserID!));
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data = getFixedLengthList(data, 20 - newUserIDLength);
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// token 长度4 首次请求 Token 填 0，如果锁需要鉴权 操作者身份，则会分配动态口令并在应答消息中返回，二次请求时带上。 当token失效或者第一次发送的时候token为0
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data.addAll(token!);
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if(needAuthor == 0){
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//AuthCodeLen 1
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data.add(0);
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} else {
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List<int> authCodeData = [];
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//authUserID
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authCodeData.addAll(utf8.encode(authUserID!));
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//KeyID
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authCodeData.addAll(utf8.encode(keyID!));
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//token 4 首次请求 Token 填 0，如果锁需要鉴权操作者身份，则会分配动态口令并在应答消息中返回，二次请求时带上。
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authCodeData.addAll(token!);
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authCodeData.addAll(publicKey!);
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// 把KeyID、authUserID、时间戳、公钥通过md5加密之后就是authCode
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var authCode = crypto.md5.convert(authCodeData);
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data.add(authCode.bytes.length);
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data.addAll(authCode.bytes);
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}
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if ((data.length % 16) != 0) {
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int add = (16 - data.length % 16);
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for (int i = 0; i < add; i++) {
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data.add(0);
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}
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}
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printLog(data);
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ebcData = SM4.encrypt(data, key: privateKey, mode: SM4CryptoMode.ECB);
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return ebcData;
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}
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}
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class TransferPermissionsReply extends Reply {
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TransferPermissionsReply.parseData(CommandType commandType, List<int> dataDetail)
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: super.parseData(commandType, dataDetail) {
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data = dataDetail;
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}
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} |