root/trunk/libffado/src/devicemanager.h

Revision 1763, 6.1 kB (checked in by ppalmers, 12 years ago)

Merged revisions 1536,1541,1544-1546,1549,1554-1562,1571,1579-1581,1618,1632,1634-1635,1661,1677-1679,1703-1704,1715,1720-1723,1743-1745,1755 via svnmerge from
svn+ssh://ffadosvn@ffado.org/ffado/branches/libffado-2.0

Also fix remaining format string warnings.

  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
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1 /*
2  * Copyright (C) 2005-2008 by Daniel Wagner
3  * Copyright (C) 2005-2008 by Pieter Palmers
4  *
5  * This file is part of FFADO
6  * FFADO = Free Firewire (pro-)audio drivers for linux
7  *
8  * FFADO is based upon FreeBoB.
9  *
10  * This program is free software: you can redistribute it and/or modify
11  * it under the terms of the GNU General Public License as published by
12  * the Free Software Foundation, either version 2 of the License, or
13  * (at your option) version 3 of the License.
14  *
15  * This program is distributed in the hope that it will be useful,
16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18  * GNU General Public License for more details.
19  *
20  * You should have received a copy of the GNU General Public License
21  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
22  *
23  */
24
25 #ifndef FFADODEVICEMANAGER_H
26 #define FFADODEVICEMANAGER_H
27
28 #include "debugmodule/debugmodule.h"
29
30 #include "libieee1394/configrom.h"
31 #include "libieee1394/ieee1394service.h"
32
33 #include "libstreaming/StreamProcessorManager.h"
34
35 #include "libutil/OptionContainer.h"
36 #include "libcontrol/BasicElements.h"
37
38 #include "libutil/Functors.h"
39 #include "libutil/Mutex.h"
40 #include "libutil/Configuration.h"
41
42 #include <vector>
43 #include <string>
44
45 class Ieee1394Service;
46 class FFADODevice;
47 class DeviceStringParser;
48
49 namespace Streaming {
50     class StreamProcessor;
51 }
52
53 typedef std::vector< FFADODevice* > FFADODeviceVector;
54 typedef std::vector< FFADODevice* >::iterator FFADODeviceVectorIterator;
55
56 typedef std::vector< Ieee1394Service* > Ieee1394ServiceVector;
57 typedef std::vector< Ieee1394Service* >::iterator Ieee1394ServiceVectorIterator;
58
59 typedef std::vector< Util::Functor* > FunctorVector;
60 typedef std::vector< Util::Functor* >::iterator FunctorVectorIterator;
61
62 typedef std::vector< ConfigRom* > ConfigRomVector;
63 typedef std::vector< ConfigRom* >::iterator ConfigRomVectorIterator;
64
65 class DeviceManager
66     : public Util::OptionContainer,
67       public Control::Container
68 {
69 public:
70     enum eWaitResult {
71         eWR_OK,
72         eWR_Xrun,
73         eWR_Error,
74         eWR_Shutdown,
75     };
76
77     DeviceManager();
78     ~DeviceManager();
79
80     bool setThreadParameters(bool rt, int priority);
81
82     bool initialize();
83     bool deinitialize();
84
85     bool addSpecString(char *);
86     bool isSpecStringValid(std::string s);
87
88     bool discover(bool useCache=true, bool rediscover=false);
89     bool initStreaming();
90     bool prepareStreaming();
91     bool finishStreaming();
92     bool startStreamingOnDevice(FFADODevice *device);
93     bool startStreaming();
94     bool stopStreamingOnDevice(FFADODevice *device);
95     bool stopStreaming();
96     bool resetStreaming();
97     enum eWaitResult waitForPeriod();
98     bool setStreamingParams(unsigned int period, unsigned int rate, unsigned int nb_buffers);
99
100     bool isValidNode( int node );
101     int getNbDevices();
102     int getDeviceNodeId( int deviceNr );
103
104     FFADODevice* getAvDevice( int nodeId );
105     FFADODevice* getAvDeviceByIndex( int idx );
106     unsigned int getAvDeviceCount();
107
108     Streaming::StreamProcessor *getSyncSource();
109
110     /**
111      * prevents the busreset handler from running. use with care!
112      */
113     void lockBusResetHandler() {m_BusResetLock->Lock();};
114     /**
115      * releases the busreset handlers
116      */
117     void unlockBusResetHandler() {m_BusResetLock->Unlock();};
118     bool registerBusresetNotification(Util::Functor *f)
119         {return registerNotification(m_busResetNotifiers, f);};
120     bool unregisterBusresetNotification(Util::Functor *f)
121         {return unregisterNotification(m_busResetNotifiers, f);};
122
123     bool registerPreUpdateNotification(Util::Functor *f)
124         {return registerNotification(m_preUpdateNotifiers, f);};
125     bool unregisterPreUpdateNotification(Util::Functor *f)
126         {return unregisterNotification(m_preUpdateNotifiers, f);};
127
128     bool registerPostUpdateNotification(Util::Functor *f)
129         {return registerNotification(m_postUpdateNotifiers, f);};
130     bool unregisterPostUpdateNotification(Util::Functor *f)
131         {return unregisterNotification(m_postUpdateNotifiers, f);};
132
133
134     Util::Configuration& getConfiguration() {return *m_configuration;};
135
136     void showDeviceInfo();
137     void showStreamingInfo();
138
139     // the Control::Container functions
140     virtual std::string getName()
141         {return "DeviceManager";};
142     virtual bool setName( std::string n )
143         { return false;};
144
145 protected:
146     FFADODevice* getDriverForDeviceDo( ConfigRom *configRom,
147                                        int id, bool generic );
148     FFADODevice* getDriverForDevice( ConfigRom *configRom,
149                                      int id );
150     FFADODevice* getSlaveDriver( std::auto_ptr<ConfigRom>( configRom ) );
151
152     void busresetHandler(Ieee1394Service &);
153
154 protected:
155     // we have one service for each port
156     // found on the system. We don't allow dynamic addition of ports (yet)
157     Ieee1394ServiceVector   m_1394Services;
158     FFADODeviceVector       m_avDevices;
159     FunctorVector           m_busreset_functors;
160
161     // the lock protecting the device list
162     Util::Mutex*            m_DeviceListLock;
163     // the lock to serialize bus reset handling
164     Util::Mutex*            m_BusResetLock;
165
166 public: // FIXME: this should be better
167     Streaming::StreamProcessorManager&  getStreamProcessorManager()
168         {return *m_processorManager;};
169 private:
170     Streaming::StreamProcessorManager*  m_processorManager;
171     DeviceStringParser*                 m_deviceStringParser;
172     Util::Configuration*                m_configuration;
173     bool                                m_used_cache_last_time;
174
175     typedef std::vector< Util::Functor* > notif_vec_t;
176     notif_vec_t                           m_busResetNotifiers;
177     notif_vec_t                           m_preUpdateNotifiers;
178     notif_vec_t                           m_postUpdateNotifiers;
179
180     bool registerNotification(notif_vec_t&, Util::Functor *);
181     bool unregisterNotification(notif_vec_t&, Util::Functor *);
182     void signalNotifiers(notif_vec_t& list);
183
184 protected:
185     std::vector<std::string>            m_SpecStrings;
186
187     bool m_thread_realtime;
188     int m_thread_priority;
189
190 // debug stuff
191 public:
192     void setVerboseLevel(int l);
193 private:
194     DECLARE_DEBUG_MODULE;
195 };
196
197 #endif
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