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/*
*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*
*/
#include "qpid/framing/ProtocolInitiation.h"
#include <iostream>
namespace qpid {
namespace framing {
ProtocolInitiation::ProtocolInitiation(){}
ProtocolInitiation::ProtocolInitiation(uint8_t _major, uint8_t _minor) : version(_major, _minor) {}
ProtocolInitiation::ProtocolInitiation(ProtocolVersion p) : version(p) {}
ProtocolInitiation::~ProtocolInitiation(){}
void ProtocolInitiation::encode(Buffer& buffer) const {
buffer.putOctet('A');
buffer.putOctet('M');
buffer.putOctet('Q');
buffer.putOctet('P');
if (version.getMajor() == 1) {
buffer.putOctet(version.getProtocol());
buffer.putOctet(version.getMajor());
buffer.putOctet(version.getMinor());
buffer.putOctet(0);//revision
} else {
buffer.putOctet(1);//class
buffer.putOctet(1);//instance
buffer.putOctet(version.getMajor());
buffer.putOctet(version.getMinor());
}
}
bool ProtocolInitiation::decode(Buffer& buffer){
if(buffer.available() >= 8){
buffer.getOctet();//A
buffer.getOctet();//M
buffer.getOctet();//Q
buffer.getOctet();//P
uint8_t protocolClass = buffer.getOctet();//class
version.setProtocol(protocolClass);
if (protocolClass == 1) {
//old (pre-1.0) style
buffer.getOctet();//instance
version.setMajor(buffer.getOctet());
version.setMinor(buffer.getOctet());
} else {
version.setMajor(buffer.getOctet());
version.setMinor(buffer.getOctet());
buffer.getOctet();//revision
}
return true;
}else{
return false;
}
}
std::ostream& operator<<(std::ostream& o, const framing::ProtocolInitiation& pi) {
return o << int(pi.getMajor()) << "-" << int(pi.getMinor());
}
}} // namespace qpid::framing
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