windows/winmme/JackWinMMEPort.cpp

   1 /*
   2 Copyright (C) 2011 Devin Anderson
   3
   4 This program is free software; you can redistribute it and/or modify
   5 it under the terms of the GNU General Public License as published by
   6 the Free Software Foundation; either version 2 of the License, or
   7 (at your option) any later version.
   8
   9 This program is distributed in the hope that it will be useful,
  10 but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 GNU General Public License for more details.
  13
  14 You should have received a copy of the GNU General Public License
  15 along with this program; if not, write to the Free Software
  16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  17
  18 */
  19
  20 #include <memory>
  21 #include <stdexcept>
  22 #include <stdio.h>
  23
  24 #include "JackWinMMEPort.h"
  25 #include "JackError.h"
  26
  27 using Jack::JackWinMMEPort;
  28
  29 ///////////////////////////////////////////////////////////////////////////////
  30 // Class
  31 ///////////////////////////////////////////////////////////////////////////////
  32
  33 JackWinMMEPort::JackWinMMEPort()
  34 {}
  35
  36 JackWinMMEPort::~JackWinMMEPort()
  37 {}
  38
  39 const char *
  40 JackWinMMEPort::GetAlias()
  41 {
  42      return alias;
  43 }
  44
  45 const char *
  46 JackWinMMEPort::GetName()
  47 {
  48      return name;
  49 }
  50
  51 void
  52 JackWinMMEPort::GetOSErrorString(LPTSTR text)
  53 {
  54     DWORD error = GetLastError();
  55     if (! FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM, NULL, error,
  56                         MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), text,
  57                         MAXERRORLENGTH, NULL)) {
  58         snprintf(text, MAXERRORLENGTH, "Unknown OS error code '%d'", error);
  59     }
  60 }
  61
  62 void
  63 JackWinMMEPort::WriteOSError(const char *jack_func, const char *os_func)
  64 {
  65     char error_message[MAXERRORLENGTH];
  66     GetOSErrorString(error_message);
  67     jack_error("%s - %s: %s", jack_func, os_func, error_message);
  68 }
  69