macosx/JackMachServerNotifyChannel.cpp

   1 /*
   2 Copyright (C) 2004-2008 Grame
   3
   4 This program is free software; you can redistribute it and/or modify
   5 it under the terms of the GNU Lesser General Public License as published by
   6 the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details.
  13
  14 You should have received a copy of the GNU Lesser General Public License
  15 along with this program; if not, write to the Free Software
  16 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  17
  18 */
  19
  20 #include "JackMachServerNotifyChannel.h"
  21 #include "JackRPCEngineUser.c"
  22 #include "JackNotification.h"
  23 #include "JackTools.h"
  24 #include "JackConstants.h"
  25 #include "JackError.h"
  26 #include <stdio.h>
  27
  28 namespace Jack
  29 {
  30
  31 int JackMachServerNotifyChannel::Open(const char* server_name)
  32 {
  33     jack_log("JackMachServerChannel::Open");
  34     char jack_server_entry_name[512];
  35     snprintf(jack_server_entry_name, sizeof(jack_server_entry_name), "%s.%d_%s", jack_server_entry, JackTools::GetUID(), server_name);
  36
  37     if (!fClientPort.ConnectPort(jack_server_entry_name)) {
  38         jack_error("Cannot connect to server port");
  39         return -1;
  40     } else {
  41         return 0;
  42     }
  43 }
  44
  45 void JackMachServerNotifyChannel::Close()
  46 {}
  47
  48 void JackMachServerNotifyChannel::Notify(int refnum, int notify, int value)
  49 {
  50     kern_return_t res = rpc_jack_client_rt_notify(fClientPort.GetPort(), refnum, notify, value, 0);
  51     if (res != KERN_SUCCESS) {
  52         jack_error("Could not write request ref = %d notify = %d err = %s", refnum, notify, mach_error_string(res));
  53     }
  54 }
  55
  56 void JackMachServerNotifyChannel::NotifyQuit()
  57 {
  58  #ifdef MAC_OS_X_VERSION_10_5
  59     // Nothing : since exception does not work in this case on pre Snow Loopard systems, see JackMachServerChannel::Close()
  60  #else
  61     kern_return_t res = rpc_jack_client_rt_notify(fClientPort.GetPort(), -1, kQUIT, 0, 0);
  62     if (res != KERN_SUCCESS) {
  63         jack_error("Could not write request ref = %d notify = %d err = %s", -1, kQUIT, mach_error_string(res));
  64     }
  65 #endif
  66 }
  67
  68 } // end of namespace
  69
  70