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[Huawei] Add hichainlite related parsing code

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This commit is contained in:
Vitaliy Tomin 2024-07-19 18:16:51 +08:00
parent 676678defb
commit a994603389
3 changed files with 23 additions and 3 deletions
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7
app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/huawei/HuaweiCrypto.java
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@ -234,9 +234,10 @@ public class HuaweiCrypto {
return CryptoUtils.encryptAES_CBC_Pad(data, encryptionKey, iv);
}
public byte[] decryptBondingKey(byte[] data, String mac, byte[] iv) throws NoSuchAlgorithmException, InvalidAlgorithmParameterException, NoSuchPaddingException, IllegalBlockSizeException, BadPaddingException, InvalidKeyException, IllegalArgumentException {
byte[] encryptionKey = createSecretKey(mac);
return CryptoUtils.decryptAES_CBC_Pad(data, encryptionKey, iv);
public byte[] decryptBondingKey(byte encryptMethod, byte[] data, byte[] key, byte[] iv) throws NoSuchAlgorithmException, InvalidAlgorithmParameterException, NoSuchPaddingException, IllegalBlockSizeException, BadPaddingException, InvalidKeyException, IllegalArgumentException {
if (encryptMethod == 0x1)
return CryptoUtils.decryptAES_GCM_NoPad(data, key, iv, null);
return CryptoUtils.decryptAES_CBC_Pad(data, key, iv);
}
public byte[] decryptPinCode(byte encryptMethod, byte[] message, byte[] iv) throws CryptoException {

2
app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/huawei/HuaweiPacket.java
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@ -606,6 +606,8 @@ public class HuaweiPacket {
return new DeviceConfig.Bond.OutgoingRequest(paramsProvider).fromPacket(this);
case DeviceConfig.HiChain.id:
return new DeviceConfig.HiChain.OutgoingRequest(paramsProvider).fromPacket(this);
case DeviceConfig.Auth.id:
return new DeviceConfig.Auth.OutgoingRequest(paramsProvider).fromPacket(this);
default:
return this;
}

17
app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/huawei/packets/DeviceConfig.java
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@ -610,6 +610,23 @@ public class DeviceConfig {
this.isEncrypted = false;
this.complete = true;
}
}
public static class OutgoingRequest extends HuaweiPacket {
public byte[] challenge;
public byte[] nonce;
public OutgoingRequest(ParamsProvider paramsProvider) {
super(paramsProvider);
this.complete = false;
}
@Override
public void parseTlv() throws ParseException {
this.challenge = this.tlv.getBytes(0x01);
this.nonce = this.tlv.getBytes(0x02);
}
}
public static class Response extends HuaweiPacket {