mirror of https://github.com/YTVanced/VancedMicroG
87 lines
2.4 KiB
Java
87 lines
2.4 KiB
Java
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/*
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* Copyright 2013-2015 µg Project Team
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.microg.gms.gcm.mcs;
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import android.util.Log;
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import com.squareup.wire.Message;
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import java.io.IOException;
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import java.io.OutputStream;
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import static org.microg.gms.gcm.mcs.Constants.*;
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public class McsOutputStream {
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private static final String TAG = "GmsGcmMcsOutput";
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private final OutputStream os;
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private boolean initialized;
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private int version = MCS_VERSION_CODE;
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private int streamId = 0;
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public McsOutputStream(OutputStream os) {
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this(os, false);
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}
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public McsOutputStream(OutputStream os, boolean initialized) {
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this.os = os;
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this.initialized = initialized;
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}
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public int getStreamId() {
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return streamId;
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}
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public void write(DataMessageStanza message) throws IOException {
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write(message, MCS_DATA_MESSAGE_STANZA_TAG);
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}
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public void write(LoginRequest loginRequest) throws IOException {
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write(loginRequest, MCS_LOGIN_REQUEST_TAG);
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}
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public void write(HeartbeatAck ack) throws IOException {
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write(ack, MCS_HEARTBEAT_ACK_TAG);
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}
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public synchronized void write(Message message, int tag) throws IOException {
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if (!initialized) {
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Log.d(TAG, "Write MCS version code: " + version);
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os.write(version);
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initialized = true;
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}
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Log.d(TAG, "Write to MCS: " + message);
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os.write(tag);
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writeVarint(os, message.getSerializedSize());
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os.write(message.toByteArray());
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os.flush();
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streamId++;
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}
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private void writeVarint(OutputStream os, int value) throws IOException {
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while (true) {
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if ((value & ~0x7FL) == 0) {
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os.write(value);
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return;
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} else {
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os.write((value & 0x7F) | 0x80);
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value >>>= 7;
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}
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}
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}
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}
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