1 /*
2  * Copyright (C) 2018 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 package com.android.internal.telephony.uicc.euicc.apdu;
18 
19 import android.os.AsyncResult;
20 import android.os.Message;
21 
22 import com.android.internal.telephony.CommandException;
23 import com.android.internal.telephony.CommandsInterface;
24 import com.android.internal.telephony.uicc.IccIoResult;
25 import com.android.internal.telephony.uicc.euicc.async.AsyncMessageInvocation;
26 import com.android.telephony.Rlog;
27 
28 /**
29  * Invokes {@link CommandsInterface#iccTransmitApduLogicalChannel(int, int, int, int, int, int,
30  * String, Message)}. This takes an APDU command as the input and return the response. The status of
31  * returned response will be 0x6F00 if any error happens. No exception will be returned to the
32  * result callback.
33  *
34  * @hide
35  */
36 public class TransmitApduLogicalChannelInvocation
37         extends AsyncMessageInvocation<ApduCommand, IccIoResult> {
38     private static final String LOG_TAG = "TransApdu";
39     private static final int SW1_ERROR = 0x6F;
40 
41     private final CommandsInterface mCi;
42 
TransmitApduLogicalChannelInvocation(CommandsInterface ci)43     TransmitApduLogicalChannelInvocation(CommandsInterface ci) {
44         mCi = ci;
45     }
46 
47     @Override
sendRequestMessage(ApduCommand command, Message msg)48     protected void sendRequestMessage(ApduCommand command, Message msg) {
49         Rlog.v(LOG_TAG, "Send: " + command);
50         mCi.iccTransmitApduLogicalChannel(command.channel, command.cla | command.channel,
51                 command.ins, command.p1, command.p2, command.p3, command.cmdHex, command.isEs10,
52                 msg);
53     }
54 
55     @Override
parseResult(AsyncResult ar)56     protected IccIoResult parseResult(AsyncResult ar) {
57         IccIoResult response;
58         if (ar.exception == null && ar.result != null) {
59             response  = (IccIoResult) ar.result;
60         } else {
61             if (ar.result == null) {
62                 Rlog.e(LOG_TAG, "Empty response");
63             } else if (ar.exception instanceof CommandException) {
64                 Rlog.e(LOG_TAG,  "CommandException", ar.exception);
65             } else {
66                 Rlog.e(LOG_TAG,  "CommandException", ar.exception);
67             }
68             response = new IccIoResult(SW1_ERROR, 0 /* sw2 */, (byte[]) null /* payload */);
69         }
70 
71         Rlog.v(LOG_TAG, "Response: " + response);
72         return response;
73     }
74 }
75