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-rw-r--r--src/org/traccar/protocol/Gt06ProtocolDecoder.java4
-rw-r--r--test/org/traccar/protocol/Gt06ProtocolDecoderTest.java6
2 files changed, 8 insertions, 2 deletions
diff --git a/src/org/traccar/protocol/Gt06ProtocolDecoder.java b/src/org/traccar/protocol/Gt06ProtocolDecoder.java
index 0fdd5ba10..adce11eab 100644
--- a/src/org/traccar/protocol/Gt06ProtocolDecoder.java
+++ b/src/org/traccar/protocol/Gt06ProtocolDecoder.java
@@ -554,14 +554,14 @@ public class Gt06ProtocolDecoder extends BaseProtocolDecoder {
getLastLocation(position, dateBuilder.getDate());
int mcc = buf.readUnsignedShort();
- int mnc = buf.readUnsignedByte();
+ int mnc = BitUtil.check(mcc, 15) ? buf.readUnsignedShort() : buf.readUnsignedByte();
Network network = new Network();
for (int i = 0; i < 7; i++) {
int lac = longFormat ? buf.readInt() : buf.readUnsignedShort();
int cid = longFormat ? (int) buf.readLong() : buf.readUnsignedMedium();
int rssi = -buf.readUnsignedByte();
if (lac > 0) {
- network.addCellTower(CellTower.from(mcc, mnc, lac, cid, rssi));
+ network.addCellTower(CellTower.from(BitUtil.to(mcc, 15), mnc, lac, cid, rssi));
}
}
diff --git a/test/org/traccar/protocol/Gt06ProtocolDecoderTest.java b/test/org/traccar/protocol/Gt06ProtocolDecoderTest.java
index 50fdd6cba..5404f4e55 100644
--- a/test/org/traccar/protocol/Gt06ProtocolDecoderTest.java
+++ b/test/org/traccar/protocol/Gt06ProtocolDecoderTest.java
@@ -19,6 +19,12 @@ public class Gt06ProtocolDecoderTest extends ProtocolTest {
verifyAttributes(decoder, binary(
"78780B23C00122040001000818720D0A"));
+ verifyNull(decoder, binary(
+ "78782EA4110C0C02281BF6026C18720C38D22800149C1181CC00010000260E000000000615F8012C05041102FF001058FD0D0A"));
+
+ verifyNotNull(decoder, binary(
+ "78787aa2110c0e06372c813601040000591200000000009d7c01040000591200000000009d7c01040000591200000000009d7c01040000591200000000009d7c01040000591200000000009d7c01040000591200000000009d7c01040000591200000000009d7c0104ff02001801eb4039d10000000000000004fabeb50d0a"));
+
verifyNotNull(decoder, binary(
"78782727110c0b0e170f850450059107f461ae001c7e0a81360104cb8a00bef32806030c02ff000316b10d0a"));