root/branches/libfreebob-downloader/src/bebob/bebob_avdevice.cpp

/* bebob_avdevice.cpp
 * Copyright (C) 2005,06 by Daniel Wagner
 *
 * This file is part of FreeBoB.
 *
 * FreeBoB is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 * FreeBoB is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with FreeBoB; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 * MA 02111-1307 USA.
 */

#include "bebob/bebob_avdevice.h"
#include "bebob/bebob_avdevice_subunit.h"
#include "configrom.h"

#include "libfreebobavc/avc_plug_info.h"
#include "libfreebobavc/avc_extended_plug_info.h"
#include "libfreebobavc/avc_subunit_info.h"
#include "libfreebobavc/avc_extended_stream_format.h"
#include "libfreebobavc/serialize.h"
#include "libfreebobavc/ieee1394service.h"
#include "libfreebobavc/avc_definitions.h"

#include "debugmodule/debugmodule.h"

#include <iostream>

namespace BeBoB {

IMPL_DEBUG_MODULE( AvDevice, AvDevice, DEBUG_LEVEL_NORMAL );

    AvDevice::AvDevice( std::auto_ptr< ConfigRom >( configRom ),
                        Ieee1394Service& ieee1394service,
                        int nodeId,
                        int verboseLevel )
    :  m_configRom( configRom )
    , m_1394Service( &ieee1394service )
    , m_nodeId( nodeId )
    , m_verboseLevel( verboseLevel )
    , m_plugManager( verboseLevel )
{
    if ( m_verboseLevel ) {
        setDebugLevel( DEBUG_LEVEL_VERBOSE );
    }
    debugOutput( DEBUG_LEVEL_VERBOSE, "Created BeBoB::AvDevice (NodeID %d)\n",
                 nodeId );
}

AvDevice::~AvDevice()
{
    for ( AvDeviceSubunitVector::iterator it = m_subunits.begin();
          it != m_subunits.end();
          ++it )
    {
        delete *it;
    }
    for ( AvPlugConnectionVector::iterator it = m_plugConnections.begin();
          it != m_plugConnections.end();
          ++it )
    {
        delete *it;
    }
    for ( AvPlugVector::iterator it = m_pcrPlugs.begin();
          it != m_pcrPlugs.end();
          ++it )
    {
        delete *it;
    }
    for ( AvPlugVector::iterator it = m_externalPlugs.begin();
          it != m_externalPlugs.end();
          ++it )
    {
        delete *it;
    }
}

ConfigRom&
AvDevice::getConfigRom() const
{
    return *m_configRom;
}

struct VendorModelEntry {
    unsigned int vendor_id;
    unsigned int model_id;
};

static VendorModelEntry supportedDeviceList[] =
{
    {0x000d6c, 0x00010060},  // M-Audio, Audiophile
    {0x0007f5, 0x00010048},  // BridgeCo, RD Audio1
};

bool
AvDevice::probe( ConfigRom& configRom )
{
    unsigned int vendorId = configRom.getNodeVendorId();
    unsigned int modelId = configRom.getModelId();

    for ( unsigned int i = 0;
          i < ( sizeof( supportedDeviceList )/sizeof( VendorModelEntry ) );
          ++i )
    {
        if ( ( supportedDeviceList[i].vendor_id == vendorId )
             && ( supportedDeviceList[i].model_id == modelId ) )
        {
            return true;
        }
    }

    return false;
}

bool
AvDevice::discover()
{
    if ( !enumerateSubUnits() ) {
        debugError( "Could not enumarate sub units\n" );
        return false;
    }

    if ( !discoverPlugs() ) {
        debugError( "Detecting plugs failed\n" );
        return false;
    }

    if ( !discoverPlugConnections() ) {
        debugError( "Detecting plug connections failed\n" );
        return false;
    }

    if ( !discoverSubUnitsPlugConnections() ) {
        debugError( "Detecting plug connnection failed\n" );
        return false;
    }

    if ( !discoverSyncModes() ) {
        debugError( "Detecting sync modes failed\n" );
        return false;
    }

    return true;
}

bool
AvDevice::discoverPlugs()
{
    //////////////////////////////////////////////
    // Get number of available isochronous input
    // and output plugs of unit

    PlugInfoCmd plugInfoCmd( m_1394Service );
    plugInfoCmd.setNodeId( m_nodeId );
    plugInfoCmd.setCommandType( AVCCommand::eCT_Status );
    plugInfoCmd.setVerbose( m_verboseLevel );

    if ( !plugInfoCmd.fire() ) {
        debugError( "plug info command failed\n" );
        return false;
    }

    debugOutput( DEBUG_LEVEL_NORMAL, "number of iso input plugs = %d\n",
                 plugInfoCmd.m_serialBusIsochronousInputPlugs );
    debugOutput( DEBUG_LEVEL_NORMAL, "number of iso output plugs = %d\n",
                 plugInfoCmd.m_serialBusIsochronousOutputPlugs );
    debugOutput( DEBUG_LEVEL_NORMAL, "number of external input plugs = %d\n",
                 plugInfoCmd.m_externalInputPlugs );
    debugOutput( DEBUG_LEVEL_NORMAL, "number of external output plugs = %d\n",
                 plugInfoCmd.m_externalOutputPlugs );

    if ( !discoverPlugsPCR( AvPlug::eAPD_Input,
                            plugInfoCmd.m_serialBusIsochronousInputPlugs ) )
    {
        debugError( "pcr input plug discovering failed\n" );
        return false;
    }

    if ( !discoverPlugsPCR( AvPlug::eAPD_Output,
                            plugInfoCmd.m_serialBusIsochronousOutputPlugs ) )
    {
        debugError( "pcr output plug discovering failed\n" );
        return false;
    }

    if ( !discoverPlugsExternal( AvPlug::eAPD_Input,
                                 plugInfoCmd.m_externalInputPlugs ) )
    {
        debugError( "external input plug discovering failed\n" );
        return false;
    }

    if ( !discoverPlugsExternal( AvPlug::eAPD_Output,
                                 plugInfoCmd.m_externalOutputPlugs ) )
    {
        debugError( "external output plug discovering failed\n" );
        return false;
    }

    return true;
}

bool
AvDevice::discoverPlugsPCR( AvPlug::EAvPlugDirection plugDirection,
                            plug_id_t plugMaxId )
{
    for ( int plugId = 0;
          plugId < plugMaxId;
          ++plugId )
    {
        AvPlug* plug  = new AvPlug( *m_1394Service,
                                    m_nodeId,
                                    m_plugManager,
                                    AVCCommand::eST_Unit,
                                    0xff,
                                    0xff,
                                    0xff,
                                    AvPlug::eAPA_PCR,
                                    plugDirection,
                                    plugId,
                                    m_verboseLevel );
        if ( !plug || !plug->discover() ) {
            debugError( "plug discovering failed\n" );
            delete plug;
            return false;
        }

        debugOutput( DEBUG_LEVEL_NORMAL, "plug '%s' found\n",
                     plug->getName() );
        m_pcrPlugs.push_back( plug );
    }

    return true;
}

bool
AvDevice::discoverPlugsExternal( AvPlug::EAvPlugDirection plugDirection,
                                 plug_id_t plugMaxId )
{
    for ( int plugId = 0;
          plugId < plugMaxId;
          ++plugId )
    {
        AvPlug* plug  = new AvPlug( *m_1394Service,
                                    m_nodeId,
                                    m_plugManager,
                                    AVCCommand::eST_Unit,
                                    0xff,
                                    0xff,
                                    0xff,
                                    AvPlug::eAPA_ExternalPlug,
                                    plugDirection,
                                    plugId,
                                    m_verboseLevel );
        if ( !plug || !plug->discover() ) {
            debugError( "plug discovering failed\n" );
            return false;
        }

        debugOutput( DEBUG_LEVEL_NORMAL, "plug '%s' found\n",
                     plug->getName() );
        m_externalPlugs.push_back( plug );
    }

    return true;
}

bool
AvDevice::discoverPlugConnections()
{
    for ( AvPlugVector::iterator it = m_pcrPlugs.begin();
          it != m_pcrPlugs.end();
          ++it )
    {
        AvPlug* plug = *it;
        if ( !plug->discoverConnections() ) {
            debugError( "Could not discover plug connections\n" );
            return false;
        }
    }
    for ( AvPlugVector::iterator it = m_externalPlugs.begin();
          it != m_externalPlugs.end();
          ++it )
    {
        AvPlug* plug = *it;
        if ( !plug->discoverConnections() ) {
            debugError( "Could not discover plug connections\n" );
            return false;
        }
    }

    return true;
}

bool
AvDevice::discoverSubUnitsPlugConnections()
{
    for ( AvDeviceSubunitVector::iterator it = m_subunits.begin();
          it != m_subunits.end();
          ++it )
    {
        AvDeviceSubunit* subunit = *it;
        if ( !subunit->discoverConnections() ) {
            debugError( "Subunit '%s'  plug connections failed\n",
                        subunit->getName() );
            return false;
        }
    }
    return true;
}

bool
AvDevice::discoverSyncModes()
{
    // Following possible sync plugs exists:
    // - Music subunit sync output plug = internal sync (CSP)
    // - Unit input plug 0 = SYT match
    // - Unit input plut 1 = Sync stream
    //
    // If last sync mode is reported it is mostelikely not
    // implemented *sic*
    //
    // Following sync sources are device specific:
    // - All unit external input plugs which have a
    //   sync information (WS, SPDIF, ...)

    // First we have to find the sync input and output plug
    // in the music subunit.

    // Note PCR input means 1394bus-to-device where as
    // MSU input means subunit-to-device

    AvPlugVector syncPCRInputPlugs = getPlugsByType( m_pcrPlugs,
                                                     AvPlug::eAPD_Input,
                                                     AvPlug::eAPT_Sync );
    if ( !syncPCRInputPlugs.size() ) {
        debugWarning( "No PCR sync input plug found\n" );
    }

    AvPlugVector syncPCROutputPlugs = getPlugsByType( m_pcrPlugs,
                                                      AvPlug::eAPD_Output,
                                                      AvPlug::eAPT_Sync );
    if ( !syncPCROutputPlugs.size() ) {
        debugWarning( "No PCR sync output plug found\n" );
    }

    AvPlugVector isoPCRInputPlugs = getPlugsByType( m_pcrPlugs,
                                                    AvPlug::eAPD_Input,
                                                    AvPlug::eAPT_IsoStream );
    if ( !isoPCRInputPlugs.size() ) {
        debugWarning( "No PCR iso input plug found\n" );

    }

    AvPlugVector isoPCROutputPlugs = getPlugsByType( m_pcrPlugs,
                                                    AvPlug::eAPD_Output,
                                                    AvPlug::eAPT_IsoStream );
    if ( !isoPCROutputPlugs.size() ) {
        debugWarning( "No PCR iso output plug found\n" );

    }

    AvPlugVector digitalPCRInputPlugs = getPlugsByType( m_externalPlugs,
                                                    AvPlug::eAPD_Input,
                                                    AvPlug::eAPT_Digital );

    AvPlugVector syncMSUInputPlugs = m_plugManager.getPlugsByType(
        AVCCommand::eST_Music,
        0,
        0xff,
        0xff,
        AvPlug::eAPA_SubunitPlug,
        AvPlug::eAPD_Input,
        AvPlug::eAPT_Sync );
    if ( !syncMSUInputPlugs.size() ) {
        debugWarning( "No sync input plug for MSU subunit found\n" );
    }

    AvPlugVector syncMSUOutputPlugs = m_plugManager.getPlugsByType(
        AVCCommand::eST_Music,
        0,
        0xff,
        0xff,
        AvPlug::eAPA_SubunitPlug,
        AvPlug::eAPD_Output,
        AvPlug::eAPT_Sync );
    if ( !syncMSUOutputPlugs.size() ) {
        debugWarning( "No sync output plug for MSU subunit found\n" );
    }

    debugOutput( DEBUG_LEVEL_VERBOSE, "PCR Sync Input Plugs:\n" );
    showAvPlugs( syncPCRInputPlugs );
    debugOutput( DEBUG_LEVEL_VERBOSE, "PCR Sync Output Plugs:\n" );
    showAvPlugs( syncPCROutputPlugs );
    debugOutput( DEBUG_LEVEL_VERBOSE, "PCR Iso Input Plugs:\n" );
    showAvPlugs( isoPCRInputPlugs );
    debugOutput( DEBUG_LEVEL_VERBOSE, "PCR Iso Output Plugs:\n" );
    showAvPlugs( isoPCROutputPlugs );
    debugOutput( DEBUG_LEVEL_VERBOSE, "PCR digital Input Plugs:\n" );
    showAvPlugs( digitalPCRInputPlugs );
    debugOutput( DEBUG_LEVEL_VERBOSE, "MSU Sync Input Plugs:\n" );
    showAvPlugs( syncMSUInputPlugs );
    debugOutput( DEBUG_LEVEL_VERBOSE, "MSU Sync Output Plugs:\n" );
    showAvPlugs( syncMSUOutputPlugs );

    // Check all possible PCR input to MSU input connections
    // -> sync stream input
    checkSyncConnections( syncPCRInputPlugs, syncMSUInputPlugs );

    // Check all possible MSU output to PCR output connections
    // -> sync stream output
    checkSyncConnections( syncMSUOutputPlugs,  syncPCROutputPlugs );

    // Check all PCR iso input to MSU input connections
    // -> SYT match
    checkSyncConnections( isoPCRInputPlugs, syncMSUInputPlugs );

    // Check all MSU sync output to MSU input connections
    // -> CSP
    checkSyncConnections( syncMSUOutputPlugs, syncMSUInputPlugs );

    // Check all external PCR digital input to MSU input connections
    // -> SPDIF/ADAT sync
    checkSyncConnections( digitalPCRInputPlugs, syncMSUInputPlugs );


    // Currently active connection signal sourqce cmd, command type
    // status, source unknown, destination MSU sync input plug

    for ( AvPlugVector::const_iterator it = syncMSUInputPlugs.begin();
          it != syncMSUInputPlugs.end();
          ++it )
    {
        AvPlug* msuPlug = *it;
        for ( AvPlugVector::const_iterator jt =
                  msuPlug->getInputConnections().begin();
              jt != msuPlug->getInputConnections().end();
              ++jt )
        {
            AvPlug* plug = *jt;
            plug = plug; // disable compiler warning in release mode
                         // will be optimized away
            debugOutput( DEBUG_LEVEL_NORMAL,
                         "Active Sync Connection: '%s' -> '%s'\n",
                         msuPlug->getName(),
                         plug->getName() );
        }
    }

    return true;
}

bool
AvDevice::enumerateSubUnits()
{
    SubUnitInfoCmd subUnitInfoCmd( m_1394Service );
    //subUnitInfoCmd.setVerbose( 1 );
    subUnitInfoCmd.setCommandType( AVCCommand::eCT_Status );

    // BeBoB has always exactly one audio and one music subunit. This
    // means is fits into the first page of the SubUnitInfo command.
    // So there is no need to do more than needed

    subUnitInfoCmd.m_page = 0;
    subUnitInfoCmd.setNodeId( m_nodeId );
    subUnitInfoCmd.setVerbose( m_verboseLevel );
    if ( !subUnitInfoCmd.fire() ) {
        debugError( "Subunit info command failed\n" );
    }

    for ( int i = 0; i < subUnitInfoCmd.getNrOfValidEntries(); ++i ) {
        subunit_type_t subunit_type
            = subUnitInfoCmd.m_table[i].m_subunit_type;

        unsigned int subunitId = getNrOfSubunits( subunit_type );

        debugOutput( DEBUG_LEVEL_VERBOSE,
                     "subunit_id = %2d, subunit_type = %2d (%s)\n",
                     subunitId,
                     subunit_type,
                     subunitTypeToString( subunit_type ) );

        AvDeviceSubunit* subunit = 0;
        switch( subunit_type ) {
        case AVCCommand::eST_Audio:
            subunit = new AvDeviceSubunitAudio( *this, subunitId,
                                                m_verboseLevel );
            if ( !subunit ) {
                debugFatal( "Could not allocate AvDeviceSubunitAudio\n" );
                return false;
            }
            break;
        case AVCCommand::eST_Music:
            subunit = new AvDeviceSubunitMusic( *this, subunitId,
                                                m_verboseLevel );
            if ( !subunit ) {
                debugFatal( "Could not allocate AvDeviceSubunitMusic\n" );
                return false;
            }
            break;
        default:
            debugOutput( DEBUG_LEVEL_NORMAL,
                         "Unsupported subunit found, subunit_type = %d (%s)\n",
                         subunit_type,
                         subunitTypeToString( subunit_type ) );
            continue;

        }

        if ( !subunit->discover() ) {
            debugError( "enumerateSubUnits: Could not discover "
                        "subunit_id = %2d, subunit_type = %2d (%s)\n",
                        subunitId,
                        subunit_type,
                        subunitTypeToString( subunit_type ) );
            delete subunit;
            return false;
        }
        m_subunits.push_back( subunit );
    }

    return true;
}


AvDeviceSubunit*
AvDevice::getSubunit( subunit_type_t subunitType,
                      subunit_id_t subunitId ) const
{
    for ( AvDeviceSubunitVector::const_iterator it = m_subunits.begin();
          it != m_subunits.end();
          ++it )
    {
        AvDeviceSubunit* subunit = *it;
        if ( ( subunitType == subunit->getSubunitType() )
             && ( subunitId == subunit->getSubunitId() ) )
        {
            return subunit;
        }
    }

    return 0;
}


unsigned int
AvDevice::getNrOfSubunits( subunit_type_t subunitType ) const
{
    unsigned int nrOfSubunits = 0;

    for ( AvDeviceSubunitVector::const_iterator it = m_subunits.begin();
          it != m_subunits.end();
          ++it )
    {
        AvDeviceSubunit* subunit = *it;
        if ( subunitType == subunit->getSubunitType() ) {
            nrOfSubunits++;
        }
    }

    return nrOfSubunits;
}

AvPlugConnection*
AvDevice::getPlugConnection( AvPlug& srcPlug ) const
{
    for ( AvPlugConnectionVector::const_iterator it
              = m_plugConnections.begin();
          it != m_plugConnections.end();
          ++it )
    {
        AvPlugConnection* plugConnection = *it;
        if ( &( plugConnection->getSrcPlug() ) == &srcPlug ) {
            return plugConnection;
        }
    }

    return 0;
}

AvPlug*
AvDevice::getPlugById( AvPlugVector& plugs,
                       AvPlug::EAvPlugDirection plugDirection,
                       int id )
{
    for ( AvPlugVector::iterator it = plugs.begin();
          it != plugs.end();
          ++it )
    {
        AvPlug* plug = *it;
        if ( ( id == plug->getPlugId() )
             && ( plugDirection == plug->getPlugDirection() ) )
        {
            return plug;
        }
    }

    return 0;
}

AvPlugVector
AvDevice::getPlugsByType( AvPlugVector& plugs,
                          AvPlug::EAvPlugDirection plugDirection,
                          AvPlug::EAvPlugType type)
{
    AvPlugVector plugVector;
    for ( AvPlugVector::iterator it = plugs.begin();
          it != plugs.end();
          ++it )
    {
        AvPlug* plug = *it;
        if ( ( type == plug->getPlugType() )
             && ( plugDirection == plug->getPlugDirection() ) )
        {
            plugVector.push_back( plug );
        }
    }

    return plugVector;
}

AvPlug*
AvDevice::getSyncPlug( int maxPlugId, AvPlug::EAvPlugDirection )
{
    return 0;
}

bool
AvDevice::setSamplingFrequency( ESamplingFrequency samplingFrequency )
{

    AvPlug* plug = getPlugById( m_pcrPlugs, AvPlug::eAPD_Input, 0 );
    if ( !plug ) {
        debugError( "setSampleRate: Could not retrieve iso input plug 0\n" );
        return false;
    }

    if ( !setSamplingFrequencyPlug( *plug,
                                    AvPlug::eAPD_Input,
                                    samplingFrequency ) )
    {
        debugError( "setSampleRate: Setting sample rate failed\n" );
        return false;
    }

    plug = getPlugById( m_pcrPlugs, AvPlug::eAPD_Output,  0 );
    if ( !plug ) {
        debugError( "setSampleRate: Could not retrieve iso output plug 0\n" );
        return false;
    }

    if ( !setSamplingFrequencyPlug( *plug,
                                    AvPlug::eAPD_Output,
                                    samplingFrequency ) )
    {
        debugError( "setSampleRate: Setting sample rate failed\n" );
        return false;
    }


    debugOutput( DEBUG_LEVEL_VERBOSE,
                 "setSampleRate: Set sample rate to %d\n",
                 convertESamplingFrequency( samplingFrequency ) );
    return true;
}

bool
AvDevice::setSamplingFrequencyPlug( AvPlug& plug,
                                    AvPlug::EAvPlugDirection direction,
                                    ESamplingFrequency samplingFrequency )
{

    ExtendedStreamFormatCmd extStreamFormatCmd(
        m_1394Service,
        ExtendedStreamFormatCmd::eSF_ExtendedStreamFormatInformationCommandList );
    UnitPlugAddress unitPlugAddress( UnitPlugAddress::ePT_PCR,
                                     plug.getPlugId() );

    extStreamFormatCmd.setPlugAddress(
        PlugAddress(
            AvPlug::convertPlugDirection(direction ),
            PlugAddress::ePAM_Unit,
            unitPlugAddress ) );

    extStreamFormatCmd.setNodeId( m_nodeId );
    extStreamFormatCmd.setCommandType( AVCCommand::eCT_Status );

    int i = 0;
    bool cmdSuccess = false;
    bool correctFormatFound = false;

    do {
        extStreamFormatCmd.setIndexInStreamFormat( i );
        extStreamFormatCmd.setCommandType( AVCCommand::eCT_Status );
        extStreamFormatCmd.setVerbose( m_verboseLevel );

        cmdSuccess = extStreamFormatCmd.fire();

        if ( cmdSuccess
             && ( extStreamFormatCmd.getResponse() ==
                  AVCCommand::eR_Implemented ) )
        {
            ESamplingFrequency foundFreq = eSF_DontCare;

            FormatInformation* formatInfo =
                extStreamFormatCmd.getFormatInformation();
            FormatInformationStreamsCompound* compoundStream
                = dynamic_cast< FormatInformationStreamsCompound* > (
                    formatInfo->m_streams );
            if ( compoundStream ) {
                foundFreq =
                    static_cast<ESamplingFrequency>(
                        compoundStream->m_samplingFrequency );
            }

            FormatInformationStreamsSync* syncStream
                = dynamic_cast< FormatInformationStreamsSync* > (
                    formatInfo->m_streams );
            if ( syncStream ) {
                foundFreq =
                    static_cast<ESamplingFrequency>(
                        compoundStream->m_samplingFrequency );
            }

            if ( foundFreq == samplingFrequency )
            {
                correctFormatFound = true;
                break;
            }
        }

        ++i;
    } while ( cmdSuccess
              && ( extStreamFormatCmd.getResponse() ==
                   ExtendedStreamFormatCmd::eR_Implemented )
              && ( extStreamFormatCmd.getStatus() !=
                   ExtendedStreamFormatCmd::eS_NotUsed ) );

    if ( !cmdSuccess ) {
        debugError( "setSampleRatePlug: Failed to retrieve format info\n" );
        return false;
    }

    if ( !correctFormatFound ) {
        debugError( "setSampleRatePlug: %s plug %d does not support "
                    "sample rate %d\n",
                    plug.getName(),
                    plug.getPlugId(),
                    convertESamplingFrequency( samplingFrequency ) );
        return false;
    }

    extStreamFormatCmd.setSubFunction(
        ExtendedStreamFormatCmd::eSF_ExtendedStreamFormatInformationCommand );
    extStreamFormatCmd.setCommandType( AVCCommand::eCT_Control );
    extStreamFormatCmd.setVerbose( m_verboseLevel );

    if ( !extStreamFormatCmd.fire() ) {
        debugError( "setSampleRate: Could not set sample rate %d "
                    "to %s plug %d\n",
                    convertESamplingFrequency( samplingFrequency ),
                    plug.getName(),
                    plug.getPlugId() );
        return false;
    }

    return true;
}

void
AvDevice::showDevice() const
{
    m_plugManager.showPlugs();
}

void
AvDevice::showAvPlugs( AvPlugVector& plugs ) const
{
    int i = 0;
    for ( AvPlugVector::const_iterator it = plugs.begin();
          it != plugs.end();
          ++it, ++i )
    {
        AvPlug* plug = *it;
        debugOutput( DEBUG_LEVEL_VERBOSE, "Plug %d\n", i );
        plug->showPlug();
    }
}

bool
AvDevice::checkSyncConnections( AvPlugVector& plhs, AvPlugVector& prhs )
{
    for ( AvPlugVector::iterator plIt = plhs.begin();
          plIt != plhs.end();
          ++plIt )
    {
        AvPlug* pl = *plIt;
        for ( AvPlugVector::iterator prIt = prhs.begin();
              prIt != prhs.end();
              ++prIt )
        {
            AvPlug* pr = *prIt;
            if ( pl->inquireConnnection( *pr ) ) {
                debugOutput( DEBUG_LEVEL_NORMAL,
                             "Sync connection '%s' -> '%s'\n",
                             pl->getName(),
                             pr->getName() );
            }
        }
    }
    return true;
}

bool AvDevice::setId( unsigned int id) {
        return true;
}

}