Jack2 1.9.6

JackFifo.h

00001 /*
00002 Copyright (C) 2004-2008 Grame
00003 
00004 This program is free software; you can redistribute it and/or modify
00005 it under the terms of the GNU Lesser General Public License as published by
00006 the Free Software Foundation; either version 2.1 of the License, or
00007 (at your option) any later version.
00008 
00009 This program is distributed in the hope that it will be useful,
00010 but WITHOUT ANY WARRANTY; without even the implied warranty of
00011 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00012 GNU Lesser General Public License for more details.
00013 
00014 You should have received a copy of the GNU Lesser General Public License
00015 along with this program; if not, write to the Free Software 
00016 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
00017 
00018 */
00019 
00020 #ifndef __JackFifo__
00021 #define __JackFifo__
00022 
00023 #include "JackSynchro.h"
00024 #include "JackCompilerDeps.h"
00025 #include <assert.h>
00026 #include <poll.h>
00027 
00028 namespace Jack
00029 {
00030 
00035 class SERVER_EXPORT JackFifo : public detail::JackSynchro
00036 {
00037 
00038     private:
00039 
00040         int fFifo;
00041         pollfd fPoll;
00042 
00043         bool ConnectAux(const char* name, const char* server_name, int access);
00044 
00045     protected:
00046 
00047         void BuildName(const char* name, const char* server_name, char* res);
00048 
00049     public:
00050 
00051         JackFifo():JackSynchro(), fFifo(-1)
00052         {}
00053 
00054         bool Signal();
00055         bool SignalAll();
00056         bool Wait();
00057         bool TimedWait(long usec);
00058 
00059         bool Allocate(const char* name, const char* server_name, int value);
00060         bool Connect(const char* name, const char* server_name);
00061         bool ConnectInput(const char* name, const char* server_name);
00062         bool ConnectOutput(const char* name, const char* server_name);
00063         bool Disconnect();
00064         void Destroy();
00065 };
00066 
00067 } // end of namespace
00068 
00069 
00070 #endif
00071