CallId.cxx

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#if defined(HAVE_CONFIG_H)
#include "config.h"
#endif
 
#include "resip/stack/CallId.hxx"
#include "resip/stack/UnknownParameter.hxx"
#include "rutil/Data.hxx"
#include "rutil/DnsUtil.hxx"
#include "rutil/Logger.hxx"
#include "rutil/ParseBuffer.hxx"
//#include "rutil/WinLeakCheck.hxx"  // not compatible with placement new used below
 
using namespace resip;
using namespace std;
 
 
#define RESIPROCATE_SUBSYSTEM Subsystem::SIP
 
//====================
// CallID:
//====================
CallID::CallID()
   : ParserCategory(), 
     mValue() 
{}
 
CallID::CallID(const HeaderFieldValue& hfv, 
               Headers::Type type,
               PoolBase* pool) 
   : ParserCategory(hfv, type, pool), mValue()
{}
 
CallID::CallID(const CallID& rhs,
               PoolBase* pool)
   : ParserCategory(rhs, pool),
     mValue(rhs.mValue)
{}
 
CallID&
CallID::operator=(const CallID& rhs)
{
   if (this != &rhs)
   {
      ParserCategory::operator=(rhs);
      mValue = rhs.mValue;
   }
   return *this;
}
 
bool
CallID::operator==(const CallID& rhs) const
{
   return value() == rhs.value();
}
 
ParserCategory *
CallID::clone() const
{
   return new CallID(*this);
}
 
ParserCategory *
CallID::clone(void* location) const
{
   return new (location) CallID(*this);
}
 
ParserCategory* 
CallID::clone(PoolBase* pool) const
{
   return new (pool) CallID(*this, pool);
}
 
Data& 
CallID::value() 
{
   checkParsed(); 
   return mValue;
}
 
const Data& 
CallID::value() const 
{
   checkParsed(); 
   return mValue;
}
 
void
CallID::parse(ParseBuffer& pb)
{
   const char* start = pb.skipWhitespace();
   pb.assertNotEof();
   static const std::bitset<256> wsOrSemi(Data::toBitset(ParseBuffer::Whitespace).set(Symbols::SEMI_COLON[0]));
   pb.skipToOneOf(wsOrSemi);
   pb.data(mValue, start);
 
   parseParameters(pb);
}
 
EncodeStream&
CallID::encodeParsed(EncodeStream& str) const
{
   str << mValue;
   encodeParameters(str);
   return str;
}
 
ParameterTypes::Factory CallID::ParameterFactories[ParameterTypes::MAX_PARAMETER]={0};
 
Parameter* 
CallID::createParam(ParameterTypes::Type type, ParseBuffer& pb, const std::bitset<256>& terminators, PoolBase* pool)
{
   if(type > ParameterTypes::UNKNOWN && type < ParameterTypes::MAX_PARAMETER && ParameterFactories[type])
   {
      return ParameterFactories[type](type, pb, terminators, pool);
   }
   return 0;
}
 
bool 
CallID::exists(const Param<CallID>& paramType) const
{
    checkParsed();
    bool ret = getParameterByEnum(paramType.getTypeNum()) != NULL;
    return ret;
}
 
void 
CallID::remove(const Param<CallID>& paramType)
{
    checkParsed();
    removeParameterByEnum(paramType.getTypeNum());
}
 
#define defineParam(_enum, _name, _type, _RFC_ref_ignored)                                                      \
_enum##_Param::DType&                                                                                           \
CallID::param(const _enum##_Param& paramType)                                                           \
{                                                                                                               \
   checkParsed();                                                                                               \
   _enum##_Param::Type* p =                                                                                     \
      static_cast<_enum##_Param::Type*>(getParameterByEnum(paramType.getTypeNum()));                            \
   if (!p)                                                                                                      \
   {                                                                                                            \
      p = new _enum##_Param::Type(paramType.getTypeNum());                                                      \
      mParameters.push_back(p);                                                                                 \
   }                                                                                                            \
   return p->value();                                                                                           \
}                                                                                                               \
                                                                                                                \
const _enum##_Param::DType&                                                                                     \
CallID::param(const _enum##_Param& paramType) const                                                     \
{                                                                                                               \
   checkParsed();                                                                                               \
   _enum##_Param::Type* p =                                                                                     \
      static_cast<_enum##_Param::Type*>(getParameterByEnum(paramType.getTypeNum()));                            \
   if (!p)                                                                                                      \
   {                                                                                                            \
      InfoLog(<< "Missing parameter " _name " " << ParameterTypes::ParameterNames[paramType.getTypeNum()]);     \
      DebugLog(<< *this);                                                                                       \
      throw Exception("Missing parameter " _name, __FILE__, __LINE__);                                          \
   }                                                                                                            \
   return p->value();                                                                                           \
}
 
defineParam(fromTag, "from-tag", DataParameter, "RFC 3891 (not in IANA, apparently)");
defineParam(toTag, "to-tag", DataParameter, "RFC 3891 (not in IANA, apparently)");
defineParam(earlyOnly, "early-only", ExistsParameter, "RFC 3891 (not in IANA, apparently)");
 
#undef defineParam
 
 
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