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authorAnton Tananaev <anton.tananaev@gmail.com>2019-08-18 18:34:02 -0700
committerAnton Tananaev <anton.tananaev@gmail.com>2019-08-18 18:34:02 -0700
commit685eaa95a6633fc840bae47a7ced290f37dbd4fb (patch)
tree9f09880bec26e203c6dd0612b75bf0435a1bada2 /src
parentdd848b71892c7f5f2554cf793dc123f8f456ddb5 (diff)
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Fix modular type response
Diffstat (limited to 'src')
-rw-r--r--src/main/java/org/traccar/protocol/CellocatorProtocolDecoder.java67
-rw-r--r--src/main/java/org/traccar/protocol/CellocatorProtocolEncoder.java37
2 files changed, 71 insertions, 33 deletions
diff --git a/src/main/java/org/traccar/protocol/CellocatorProtocolDecoder.java b/src/main/java/org/traccar/protocol/CellocatorProtocolDecoder.java
index 14d14f4b6..ea4975d3e 100644
--- a/src/main/java/org/traccar/protocol/CellocatorProtocolDecoder.java
+++ b/src/main/java/org/traccar/protocol/CellocatorProtocolDecoder.java
@@ -43,29 +43,52 @@ public class CellocatorProtocolDecoder extends BaseProtocolDecoder {
public static final int MSG_SERVER_ACKNOWLEDGE = 4;
- private byte commandCount;
+ public static ByteBuf encodeContent(int type, int uniqueId, int packetNumber, ByteBuf content) {
+
+ ByteBuf buf = Unpooled.buffer();
+ buf.writeByte('M');
+ buf.writeByte('C');
+ buf.writeByte('G');
+ buf.writeByte('P');
+ buf.writeByte(type);
+ buf.writeIntLE(uniqueId);
+ buf.writeByte(packetNumber);
+ buf.writeIntLE(0); // authentication code
+ buf.writeBytes(content);
+
+ byte checksum = 0;
+ for (int i = 4; i < buf.writerIndex(); i++) {
+ checksum += buf.getByte(i);
+ }
+ buf.writeByte(checksum);
+
+ return buf;
+ }
private void sendResponse(Channel channel, SocketAddress remoteAddress, long deviceId, byte packetNumber) {
if (channel != null) {
- ByteBuf reply = Unpooled.buffer(28);
- reply.writeByte('M');
- reply.writeByte('C');
- reply.writeByte('G');
- reply.writeByte('P');
- reply.writeByte(MSG_SERVER_ACKNOWLEDGE);
- reply.writeIntLE((int) deviceId);
- reply.writeByte(commandCount++);
- reply.writeIntLE(0); // authentication code
- reply.writeByte(0);
- reply.writeByte(packetNumber);
- reply.writeZero(11);
-
- byte checksum = 0;
- for (int i = 4; i < 27; i++) {
- checksum += reply.getByte(i);
- }
- reply.writeByte(checksum);
+ ByteBuf content = Unpooled.buffer();
+ content.writeByte(0);
+ content.writeByte(packetNumber);
+ content.writeZero(11);
+ ByteBuf reply = encodeContent(MSG_SERVER_ACKNOWLEDGE, (int) deviceId, packetNumber, content);
+ channel.writeAndFlush(new NetworkMessage(reply, remoteAddress));
+ }
+ }
+
+ private void sendModuleResponse(Channel channel, SocketAddress remoteAddress, long deviceId, byte packetNumber) {
+ if (channel != null) {
+ ByteBuf content = Unpooled.buffer();
+ content.writeByte(0x80);
+ content.writeShortLE(10); // modules length
+ content.writeIntLE(0); // reserved
+ content.writeByte(9); // ack module type
+ content.writeShortLE(3); // module length
+ content.writeByte(0); // ack
+ content.writeShortLE(0); // reserved
+
+ ByteBuf reply = encodeContent(MSG_SERVER_ACKNOWLEDGE, (int) deviceId, packetNumber, content);
channel.writeAndFlush(new NetworkMessage(reply, remoteAddress));
}
}
@@ -225,7 +248,11 @@ public class CellocatorProtocolDecoder extends BaseProtocolDecoder {
}
byte packetNumber = buf.readByte();
- sendResponse(channel, remoteAddress, deviceUniqueId, packetNumber);
+ if (type == MSG_CLIENT_MODULAR_EXT) {
+ sendModuleResponse(channel, remoteAddress, deviceUniqueId, packetNumber);
+ } else {
+ sendResponse(channel, remoteAddress, deviceUniqueId, packetNumber);
+ }
if (type == MSG_CLIENT_STATUS) {
return decodeStatus(buf, deviceSession, alternative);
diff --git a/src/main/java/org/traccar/protocol/CellocatorProtocolEncoder.java b/src/main/java/org/traccar/protocol/CellocatorProtocolEncoder.java
index 52de4593c..76fa67686 100644
--- a/src/main/java/org/traccar/protocol/CellocatorProtocolEncoder.java
+++ b/src/main/java/org/traccar/protocol/CellocatorProtocolEncoder.java
@@ -27,24 +27,18 @@ public class CellocatorProtocolEncoder extends BaseProtocolEncoder {
super(protocol);
}
- private ByteBuf encodeContent(long deviceId, int command, int data1, int data2) {
+ public static ByteBuf encodeContent(int type, int uniqueId, int packetNumber, ByteBuf content) {
- ByteBuf buf = Unpooled.buffer(0);
+ ByteBuf buf = Unpooled.buffer();
buf.writeByte('M');
buf.writeByte('C');
buf.writeByte('G');
buf.writeByte('P');
- buf.writeByte(0);
- buf.writeIntLE(Integer.parseInt(getUniqueId(deviceId)));
- buf.writeByte(0); // command numerator
+ buf.writeByte(type);
+ buf.writeIntLE(uniqueId);
+ buf.writeByte(packetNumber);
buf.writeIntLE(0); // authentication code
- buf.writeByte(command);
- buf.writeByte(command);
- buf.writeByte(data1);
- buf.writeByte(data1);
- buf.writeByte(data2);
- buf.writeByte(data2);
- buf.writeIntLE(0); // command specific data
+ buf.writeBytes(content);
byte checksum = 0;
for (int i = 4; i < buf.writerIndex(); i++) {
@@ -55,6 +49,23 @@ public class CellocatorProtocolEncoder extends BaseProtocolEncoder {
return buf;
}
+ private ByteBuf encodeCommand(long deviceId, int command, int data1, int data2) {
+
+ ByteBuf content = Unpooled.buffer();
+ content.writeByte(command);
+ content.writeByte(command);
+ content.writeByte(data1);
+ content.writeByte(data1);
+ content.writeByte(data2);
+ content.writeByte(data2);
+ content.writeIntLE(0); // command specific data
+
+ ByteBuf buf = encodeContent(0, Integer.parseInt(getUniqueId(deviceId)), 0, content);
+ content.release();
+
+ return buf;
+ }
+
@Override
protected Object encodeCommand(Command command) {
@@ -62,7 +73,7 @@ public class CellocatorProtocolEncoder extends BaseProtocolEncoder {
case Command.TYPE_OUTPUT_CONTROL:
int data = Integer.parseInt(command.getString(Command.KEY_DATA)) << 4
+ command.getInteger(Command.KEY_INDEX);
- return encodeContent(command.getDeviceId(), 0x03, data, 0);
+ return encodeCommand(command.getDeviceId(), 0x03, data, 0);
default:
return null;
}