lmsg/MsgHeader.hh

/* -*- mode: c++; c-basic-offset: 4; -*- */
#ifndef LMSG_MSGHEADER_HH
#define LMSG_MSGHEADER_HH

#include "lmsg/MsgAddr.hh"
#include "lmsg/MsgTypes.hh"

namespace lmsg {

  class MsgHeader {

    //----------------------------------  4-byte integer (alpha long is 8B)
    typedef int count_t;
  public:

      typedef count_t MsgType;

    ~MsgHeader(void);

    MsgHeader(void);

    MsgHeader(count_t type, count_t length, const MsgAddr& dest);

    const MsgAddr& getDest(void) const;

    const MsgAddr& getSource(void) const;

    MsgAddr& getDest(void);

    MsgAddr& getSource(void);

    MsgType getMsgType(void) const;

    count_t getMsgLength(void) const;

    count_t getBlockID(void) const;

    count_t getTransID(void) const;

    void Dump(std::ostream& out) const;

    void Import(void);

    void Export(void);

    void setDest(const MsgAddr& addr);

    void setSource(const MsgAddr& addr);

    void setMsgType(MsgType type);

    void setMsgLength(count_t length);

    void setBlockID(count_t id);

    void setTransID(count_t id);

  private:
    count_t mLength;
    MsgType mType;
    MsgAddr mDest;
    MsgAddr mSource;
    count_t mTransID;
    count_t mBlockID;
  };
} // namespace lmsg

//======================================  Message header accessors
inline lmsg::MsgHeader::count_t 
lmsg::MsgHeader::getBlockID(void) const {
    return mBlockID;
}

inline const lmsg::MsgAddr& 
lmsg::MsgHeader::getDest(void) const {
    return mDest;
}

inline lmsg::MsgAddr& 
lmsg::MsgHeader::getDest(void) {
    return mDest;
}

inline lmsg::MsgHeader::count_t 
lmsg::MsgHeader::getMsgLength(void) const {
    return mLength;
}

inline lmsg::MsgHeader::MsgType 
lmsg::MsgHeader::getMsgType(void) const {
    return mType;
}

inline const lmsg::MsgAddr& 
lmsg::MsgHeader::getSource(void) const {
    return mSource;
}

inline lmsg::MsgAddr& 
lmsg::MsgHeader::getSource(void) {
    return mSource;
}

inline lmsg::MsgHeader::count_t 
lmsg::MsgHeader::getTransID(void) const {
    return mTransID;
}


#endif // LMSG_MSGHEADER_HH

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