macosx/JackMachNotifyChannel.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 "JackMachNotifyChannel.h"
  21 #include "JackRPCClient.h"
  22 #include "JackError.h"
  23 #include "JackConstants.h"
  24 #include <stdio.h>
  25
  26 namespace Jack
  27 {
  28
  29 // Server side : server to client
  30
  31 int JackMachNotifyChannel::Open(const char* name)
  32 {
  33     jack_log("JackMachNotifyChannel::Open name = %s", name);
  34
  35     char buf[256];
  36     snprintf(buf, sizeof(buf) - 1, "%s:%s", jack_client_entry, name);
  37
  38     // Connect to client notification port using client name
  39     if (!fClientPort.ConnectPort(buf)) {
  40         jack_error("Cannot connect client port");
  41         return -1;
  42     } else {
  43         return 0;
  44     }
  45 }
  46
  47 void JackMachNotifyChannel::Close()
  48 {
  49     fClientPort.DisconnectPort();
  50 }
  51
  52 void JackMachNotifyChannel::ClientNotify(int refnum, const char* name, int notify, int sync, const char* message, int value1, int value2, int* result)
  53 {
  54     kern_return_t res = (sync)
  55                         ? rpc_jack_client_sync_notify(fClientPort.GetPort(), refnum, (char*)name, notify, (char*)message, value1, value2, result)
  56                         : rpc_jack_client_async_notify(fClientPort.GetPort(), refnum, (char*)name, notify, (char*)message, value1, value2);
  57     if (res == KERN_SUCCESS) {
  58         *result = 0;
  59     } else {
  60         jack_error("JackMachNotifyChannel::ClientNotify: name = %s notify = %ld err = %s", name, notify, mach_error_string(res));
  61         *result = -1;
  62     }
  63 }
  64
  65 } // end of namespace
  66
  67