diff options
Diffstat (limited to 'src/main/java/org/traccar/protocol/TramigoFrameDecoder.java')
-rw-r--r-- | src/main/java/org/traccar/protocol/TramigoFrameDecoder.java | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/src/main/java/org/traccar/protocol/TramigoFrameDecoder.java b/src/main/java/org/traccar/protocol/TramigoFrameDecoder.java index 4b0fe52b3..72cadf21a 100644 --- a/src/main/java/org/traccar/protocol/TramigoFrameDecoder.java +++ b/src/main/java/org/traccar/protocol/TramigoFrameDecoder.java @@ -29,11 +29,15 @@ public class TramigoFrameDecoder extends BaseFrameDecoder { return null; } + int protocol = buf.getUnsignedByte(buf.readerIndex()); + int length; - if (buf.getUnsignedByte(buf.readerIndex()) == 0x80) { + if (protocol == 0x80) { length = buf.getUnsignedShortLE(buf.readerIndex() + 6); - } else { + } else if (protocol == 0x02 || protocol == 0x04) { length = buf.getUnsignedShortLE(buf.readerIndex() + 1); + } else { + length = buf.getUnsignedShort(buf.readerIndex() + 6); } if (length <= buf.readableBytes()) { |