@Override
public OFQueueOpFailedErrorMsg readFrom(ChannelBuffer bb) throws OFParseError {
int start = bb.readerIndex();
// fixed value property version == 4
byte version = bb.readByte();
if (version != (byte) 0x4)
throw new OFParseError("Wrong version: Expected=OFVersion.OF_13(4), got=" + version);
// fixed value property type == 1
byte type = bb.readByte();
if (type != (byte) 0x1)
throw new OFParseError("Wrong type: Expected=OFType.ERROR(1), got=" + type);
int length = U16.f(bb.readShort());
if (length < MINIMUM_LENGTH)
throw new OFParseError(
"Wrong length: Expected to be >= " + MINIMUM_LENGTH + ", was: " + length);
if (bb.readableBytes() + (bb.readerIndex() - start) < length) {
// Buffer does not have all data yet
bb.readerIndex(start);
return null;
}
if (logger.isTraceEnabled()) logger.trace("readFrom - length={}", length);
long xid = U32.f(bb.readInt());
// fixed value property errType == 9
short errType = bb.readShort();
if (errType != (short) 0x9)
throw new OFParseError(
"Wrong errType: Expected=OFErrorType.QUEUE_OP_FAILED(9), got=" + errType);
OFQueueOpFailedCode code = OFQueueOpFailedCodeSerializerVer13.readFrom(bb);
byte[] data = ChannelUtils.readBytes(bb, length - (bb.readerIndex() - start));
OFQueueOpFailedErrorMsgVer13 queueOpFailedErrorMsgVer13 =
new OFQueueOpFailedErrorMsgVer13(xid, code, data);
if (logger.isTraceEnabled()) logger.trace("readFrom - read={}", queueOpFailedErrorMsgVer13);
return queueOpFailedErrorMsgVer13;
}
@Override
public void funnel(OFQueueOpFailedErrorMsgVer13 message, PrimitiveSink sink) {
// fixed value property version = 4
sink.putByte((byte) 0x4);
// fixed value property type = 1
sink.putByte((byte) 0x1);
// FIXME: skip funnel of length
sink.putLong(message.xid);
// fixed value property errType = 9
sink.putShort((short) 0x9);
OFQueueOpFailedCodeSerializerVer13.putTo(message.code, sink);
sink.putBytes(message.data);
}
@Override
public void write(ChannelBuffer bb, OFQueueOpFailedErrorMsgVer13 message) {
int startIndex = bb.writerIndex();
// fixed value property version = 4
bb.writeByte((byte) 0x4);
// fixed value property type = 1
bb.writeByte((byte) 0x1);
// length is length of variable message, will be updated at the end
int lengthIndex = bb.writerIndex();
bb.writeShort(U16.t(0));
bb.writeInt(U32.t(message.xid));
// fixed value property errType = 9
bb.writeShort((short) 0x9);
OFQueueOpFailedCodeSerializerVer13.writeTo(bb, message.code);
bb.writeBytes(message.data);
// update length field
int length = bb.writerIndex() - startIndex;
bb.setShort(lengthIndex, length);
}