//===-- ConnectionMachPort.h --------------------------------*- C++ -*-===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#if defined(__APPLE__)

#ifndef liblldb_ConnectionMachPort_h_
#define liblldb_ConnectionMachPort_h_

// C Includes
#include <mach/port.h>
#include <mach/kern_return.h>

// C++ Includes
#include <string>

// Other libraries and framework includes
// Project includes
#include "lldb/Core/Connection.h"

class ConnectionMachPort :
    public lldb_private::Connection
{
public:
    ConnectionMachPort ();

    virtual
    ~ConnectionMachPort ();

    virtual bool
    IsConnected () const;

    virtual lldb::ConnectionStatus
    BytesAvailable (uint32_t timeout_usec, lldb_private::Error *error_ptr);

    virtual lldb::ConnectionStatus
    Connect (const char *s, lldb_private::Error *error_ptr);

    virtual lldb::ConnectionStatus
    Disconnect (lldb_private::Error *error_ptr);

    virtual size_t
    Read (void *dst, 
          size_t dst_len, 
          uint32_t timeout_usec,
          lldb::ConnectionStatus &status, 
          lldb_private::Error *error_ptr);

    virtual size_t
    Write (const void *src, 
           size_t src_len, 
           lldb::ConnectionStatus &status, 
           lldb_private::Error *error_ptr);

    lldb::ConnectionStatus
    BootstrapCheckIn (const char *port_name, 
                      lldb_private::Error *error_ptr);

    lldb::ConnectionStatus
    BootstrapLookup (const char *port_name, 
                     lldb_private::Error *error_ptr);

    struct PayloadType
    {
        uint32_t command;
        uint32_t data_length;
        uint8_t data[32];
    };
    
    kern_return_t
    Send (const PayloadType &payload);
    
    kern_return_t
    Receive (PayloadType &payload);
    

protected:
    mach_port_t m_task;
    mach_port_t m_port;

private:
    

    DISALLOW_COPY_AND_ASSIGN (ConnectionMachPort);
};

#endif  // liblldb_ConnectionMachPort_h_

#endif // #if defined(__APPLE__)