contrib/llvm/tools/lldb/include/lldb/Core/ConnectionMachPort.h

   1 //===-- ConnectionMachPort.h --------------------------------*- C++ -*-===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file is distributed under the University of Illinois Open Source
   6 // License. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9 #if defined(__APPLE__)
  10
  11 #ifndef liblldb_ConnectionMachPort_h_
  12 #define liblldb_ConnectionMachPort_h_
  13
  14 // C Includes
  15 #include <mach/port.h>
  16 #include <mach/kern_return.h>
  17
  18 // C++ Includes
  19 #include <string>
  20
  21 // Other libraries and framework includes
  22 // Project includes
  23 #include "lldb/Core/Connection.h"
  24
  25 class ConnectionMachPort :
  26     public lldb_private::Connection
  27 {
  28 public:
  29     ConnectionMachPort ();
  30
  31     virtual
  32     ~ConnectionMachPort ();
  33
  34     virtual bool
  35     IsConnected () const;
  36
  37     virtual lldb::ConnectionStatus
  38     BytesAvailable (uint32_t timeout_usec, lldb_private::Error *error_ptr);
  39
  40     virtual lldb::ConnectionStatus
  41     Connect (const char *s, lldb_private::Error *error_ptr);
  42
  43     virtual lldb::ConnectionStatus
  44     Disconnect (lldb_private::Error *error_ptr);
  45
  46     virtual size_t
  47     Read (void *dst,
  48           size_t dst_len,
  49           uint32_t timeout_usec,
  50           lldb::ConnectionStatus &status,
  51           lldb_private::Error *error_ptr);
  52
  53     virtual size_t
  54     Write (const void *src,
  55            size_t src_len,
  56            lldb::ConnectionStatus &status,
  57            lldb_private::Error *error_ptr);
  58
  59     lldb::ConnectionStatus
  60     BootstrapCheckIn (const char *port_name,
  61                       lldb_private::Error *error_ptr);
  62
  63     lldb::ConnectionStatus
  64     BootstrapLookup (const char *port_name,
  65                      lldb_private::Error *error_ptr);
  66
  67     struct PayloadType
  68     {
  69         uint32_t command;
  70         uint32_t data_length;
  71         uint8_t data[32];
  72     };
  73
  74     kern_return_t
  75     Send (const PayloadType &payload);
  76
  77     kern_return_t
  78     Receive (PayloadType &payload);
  79
  80
  81 protected:
  82     mach_port_t m_task;
  83     mach_port_t m_port;
  84
  85 private:
  86
  87
  88     DISALLOW_COPY_AND_ASSIGN (ConnectionMachPort);
  89 };
  90
  91 #endif  // liblldb_ConnectionMachPort_h_
  92
  93 #endif // #if defined(__APPLE__)