std::vector<boost::asio::const_buffer> Message::toBuffers(
const Header& overrideHeader) const
{
// buffers to return
std::vector<boost::asio::const_buffer> buffers ;
// call subclass to append first line
appendFirstLineBuffers(buffers) ;
buffers.push_back(boost::asio::buffer(CrLf)) ;
// copy override header (for stable storage)
overrideHeader_ = overrideHeader;
// headers
for (Headers::const_iterator
it = headers_.begin(); it != headers_.end(); ++it)
{
// add the header if it isn't being overriden
if (it->name != overrideHeader_.name)
appendHeader(*it, &buffers);
}
// add override header
if (!overrideHeader_.empty())
appendHeader(overrideHeader_, &buffers);
// empty line
buffers.push_back(boost::asio::buffer(CrLf)) ;
// body
buffers.push_back(boost::asio::buffer(body_)) ;
// return the buffers
return buffers ;
}
// Generate the string representing this sip message.
string SipMessage::smGenerate(string userAgent)
{
string result;
result.reserve(1000);
char buf[200];
// First line.
if (msmCode == 0) {
// It is a request
string uri = this->msmReqUri; // This includes the URI params and headers, if any.
snprintf(buf,200,"%s %s SIP/2.0\r\n", this->msmReqMethod.c_str(), uri.c_str());
} else {
// It is a reply.
snprintf(buf,200,"SIP/2.0 %u %s\r\n", msmCode, msmReason.c_str());
}
result.append(buf);
appendHeader(&result,"To",this->msmTo.value());
appendHeader(&result,"From",this->msmFrom.value());
appendHeader(&result,"Via",this->msmVias);
appendHeader(&result,"Route",this->msmRoutes);
appendHeader(&result,"Call-ID",this->msmCallId);
snprintf(buf,200,"%d %s",msmCSeqNum,msmCSeqMethod.c_str());
appendHeader(&result,"CSeq",buf);
if (! msmContactValue.empty()) { appendHeader(&result,"Contact",msmContactValue); }
if (! msmAuthorizationValue.empty()) { appendHeader(&result,"Authorization",msmAuthorizationValue); }
// The WWW-Authenticate header occurs only in inbound replies from the Registrar, so we ignore it here.
if (! msmMaxForwards.empty()) { appendHeader(&result,"Max-Forwards",msmMaxForwards); }
// These are other headers we dont otherwise process.
for (SipParamList::iterator it = msmHeaders.begin(); it != msmHeaders.end(); it++) {
// Take out the headers we are going to add below.
const char *name = it->mName.c_str();
if (strcasecmp(name,"User-Agent") && /*strcasecmp(name,"Max-Forwards") &&*/
strcasecmp(name,"Content-Type") && strcasecmp(name,"Content-Length")) {
appendHeader(&result,it->mName.c_str(),it->mValue);
}
}
appendHeader(&result,"User-Agent",userAgent);
// Append termination cause text see examples below
// Reason: SIP ;cause=580 ;text="Precondition Failure"
// Reason: Q.850 ;cause=16 ;text="Terminated"
// SVG Added 4/21/14 for Lynx SIPCallTermination
//LOG(INFO) << "SIP term info copy SIP call termination reasons to SIP message, count: " << SIPMsgCallTerminationList.size(); // SVGDBG
//string sTemp = SIPMsgCallTerminationList.getTextForAllMsgs();;
//LOG(INFO) << "SIP term info in smGenerate text: " << sTemp.c_str(); // SVGDBG
//result.append(sTemp.c_str());
if (msmReasonHeader.size()) { appendHeader(&result,"Reason",msmReasonHeader); }
// Create the body, if any.
appendHeader(&result,"Content-Type",msmContentType);
appendHeader(&result,"Content-Length",msmBody.size());
result.append("\r\n");
result.append(msmBody);
msmContent = result;
LOG(INFO) << "SIP term info generated SIP msg: \r\n" << result.c_str(); //SVGDBG
return msmContent;
}
static void appendHeader(string *result,const char *name,int val)
{
char buf[30];
snprintf(buf,30,"%d",val);
appendHeader(result,name,buf);
}
// Generate the string representing this sip message.
string SipMessage::smGenerate()
{
string result;
result.reserve(1000);
char buf[200];
// First line.
if (msmCode == 0) {
// It is a request
string uri = this->msmReqUri; // This includes the URI params and headers, if any.
snprintf(buf,200,"%s %s SIP/2.0\r\n", this->msmReqMethod.c_str(), uri.c_str());
} else {
// It is a reply.
snprintf(buf,200,"SIP/2.0 %u %s\r\n", msmCode, msmReason.c_str());
}
result.append(buf);
appendHeader(&result,"To",this->msmTo.value());
appendHeader(&result,"From",this->msmFrom.value());
appendHeader(&result,"Via",this->msmVias);
appendHeader(&result,"Route",this->msmRoutes);
appendHeader(&result,"Call-ID",this->msmCallId);
snprintf(buf,200,"%d %s",msmCSeqNum,msmCSeqMethod.c_str());
appendHeader(&result,"CSeq",buf);
if (! msmContactValue.empty()) { appendHeader(&result,"Contact",msmContactValue); }
if (! msmAuthorizationValue.empty()) { appendHeader(&result,"Authorization",msmAuthorizationValue); }
// The WWW-Authenticate header occurs only in inbound replies from the Registrar, so we ignore it here.
// These are other headers we dont otherwise process.
for (SipParamList::iterator it = msmHeaders.begin(); it != msmHeaders.end(); it++) {
appendHeader(&result,it->mName.c_str(),it->mValue);
}
static const char* userAgent1 = "OpenBTS " VERSION " Build Date " __DATE__;
const char *userAgent = userAgent1;
appendHeader(&result,"User-Agent",userAgent);
appendHeader(&result,"Max-Forwards",gConfig.getNum("SIP.MaxForwards"));
// Create the body, if any.
appendHeader(&result,"Content-Type",msmContentType);
appendHeader(&result,"Content-Length",msmBody.size());
result.append("\r\n");
result.append(msmBody);
msmContent = result;
return msmContent;
}
