GDBConnection.h

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// SPDX-License-Identifier: BSD-3-Clause
//
// This file is part of ETISS. It is licensed under the BSD 3-Clause License; you may not use this file except in
// compliance with the License. You should have received a copy of the license along with this project. If not, see the
// LICENSE file.
#ifndef ETISS_INCLUDE_GDB_GDBCONNECTION_H_
#define ETISS_INCLUDE_GDB_GDBCONNECTION_H_
 
#include <string>
 
namespace etiss
{
 
namespace plugin
{
 
namespace gdb
{
 
class Connection;
 
class PacketProtocol
{
    friend class Connection;
 
  private:
    PacketProtocol(Connection &connection);
 
  public:
    virtual bool available(bool block = false);
    virtual std::string rcv(bool &isnotification);
    virtual bool snd(std::string answer, bool isnotification);
 
  private:
    virtual bool _available(bool block);
    virtual void tryReadPacket();
    std::string buffer;
    std::string command;
    bool command_isnotification;
    Connection &con;
    bool cfg_noack_;
};
 
class Connection
{
    friend class PacketProtocol;
 
  public:
    Connection();
    virtual ~Connection();
    virtual bool available() = 0;
    virtual std::string rcv() = 0;
    virtual bool snd(std::string answer) = 0;
    virtual PacketProtocol &getPacketProtocol();
    virtual bool isRelyable();
    virtual bool pendingBREAK();
    virtual void clearBREAK();
 
  protected:
    bool pending_break_;
 
  private:
    PacketProtocol packproc_;
};
 
} // namespace gdb
 
} // namespace plugin
 
} // namespace etiss
 
#endif