bluetoothengine/headsetsimulator/profiles/hspprofile/src/dataprocessing/hspcommandparser.cpp
/*
*
* Copyright (c) <2010> Comarch S.A. and/or its subsidiary(-ies).
* All rights reserved.
* This component and the accompanying materials are made available
* under the terms of the License "Eclipse Public License v1.0"
* which accompanies this distribution, and is available
* at the URL "http://www.eclipse.org/legal/epl-v10.html".
*
* Original Contributors:
* Comarch S.A. - original contribution.
*
* Contributors:
*
* Description:
*
*/
#include <badesca.h>
#include "hspcommandparser.h"
#include "debug.h"
CHsHSPParser* CHsHSPParser::NewL()
{
CHsHSPParser *self = CHsHSPParser::NewLC();
CleanupStack::Pop( self );
return self;
}
CHsHSPParser* CHsHSPParser::NewLC()
{
CHsHSPParser *self = new ( ELeave ) CHsHSPParser();
CleanupStack::PushL( self );
self->ConstructL();
return self;
}
CHsHSPParser::~CHsHSPParser()
{
}
void CHsHSPParser::ParseL( const TDesC8& aBufCommand, const TBool aFromAG,
CHsHSPCommand& aCommand )
{
TRACE_FUNC_ENTRY
aCommand.SetSource( aFromAG );
THsHSPCommandType type = EHSPCmdUnknown;
type = RetrieveTypeL( aBufCommand );
User::LeaveIfError( aCommand.SetType( type ) );
if ( type == EHSPCmdOK || type == EHSPCmdERROR || type == EHSPCmdRING )
{
User::LeaveIfError( aCommand.SetMode( ECmdModeNormal ) );
RATParamArray params( 1 );
User::LeaveIfError( aCommand.SetParams( params ) );
}
else
{
THsHSPCommandMode mode = ECmdUnknownMode;
mode = RetrieveModeL( aBufCommand, aFromAG );
User::LeaveIfError( aCommand.SetMode( mode ) );
RATParamArray params( 4 );
RetrieveParamsL( aBufCommand, mode, params );
User::LeaveIfError( aCommand.SetParams( params ) );
}
TRACE_FUNC_EXIT
}
CHsHSPParser::CHsHSPParser()
{
}
void CHsHSPParser::ConstructL()
{
}
THsHSPCommandMode CHsHSPParser::RetrieveModeL( const TDesC8 &aCommand,
const TBool aFromAG )
{
TRACE_FUNC_ENTRY
THsHSPCommandMode res = ECmdUnknownMode;
if ( aFromAG )
{
if ( aCommand.Find( KHsHSPATTestModeDesAG ) != KErrNotFound )
{
res = ECmdModeTest;
}
else if ( aCommand.Find( KHsHSPATReadModeDesAG ) != KErrNotFound )
{
res = ECmdModeRead;
}
else if ( aCommand.Find( KHsHSPATWriteModeDesAG ) != KErrNotFound )
{
res = ECmdModeWrite;
}
}
else
{
if ( aCommand.Find( KHsHSPATTestModeDes ) != KErrNotFound )
{
res = ECmdModeTest;
}
else if ( aCommand.Find( KHsHSPATReadModeDes ) != KErrNotFound )
{
res = ECmdModeRead;
}
else if ( aCommand.Find( KHsHSPATWriteModeDes ) != KErrNotFound )
{
res = ECmdModeWrite;
}
}
if ( res == ECmdUnknownMode )
{
User::Leave( KErrArgument );
}
TRACE_FUNC_EXIT
return res;
}
THsHSPCommandType CHsHSPParser::RetrieveTypeL( const TDesC8 &aCommand )
{
TRACE_FUNC_ENTRY
THsHSPCommandType res = EHSPCmdUnknown;
if ( aCommand.Find( KHsHSPOKCommand ) != KErrNotFound )
{
res = EHSPCmdOK;
}
else if ( aCommand.Find( KHsHSPERRORCommand ) != KErrNotFound )
{
res = EHSPCmdERROR;
}
else if ( aCommand.Find( KHsHSPRINGCommand ) != KErrNotFound )
{
res = EHSPCmdRING;
}
else if ( aCommand.Find( KHsHSPVGSCommand ) != KErrNotFound )
{
res = EHSPCmdVGS;
}
else if ( aCommand.Find( KHsHSPVGMCommand ) != KErrNotFound )
{
res = EHSPCmdVGM;
}
else if ( aCommand.Find( KHsHSPCKPDCommand ) != KErrNotFound )
{
res = EHSPCmdCKPD;
}
if ( res == EHSPCmdUnknown )
User::Leave( KErrArgument );
TRACE_FUNC_EXIT
return res;
}
void CHsHSPParser::RetrieveParamsL( const TDesC8 &aCommand,
const THsHSPCommandMode aCmdMode, RATParamArray& aParams )
{
TRACE_FUNC_ENTRY
RBuf8 buf;
buf.CreateL( aCommand );
buf.CleanupClosePushL();
TInt prefixLength = 0;
TInt suffixLength = 0;
TInt modeLength = 0;
TInt leftOffset = 0;
TInt rightOffset = 0;
TInt startPos = 0;
TBool indicatorsFound = EFalse;
if ( buf.Find( KHsHSPIndicatorParamsSeparator ) != KErrNotFound )
{
indicatorsFound = ETrue;
}
if ( indicatorsFound )
{
prefixLength = 9;
suffixLength = 2;
rightOffset = 2;
leftOffset = 1;
}
else
{
rightOffset = 1;
suffixLength = 2;
switch ( aCmdMode )
{
case ECmdModeTest:
{
startPos = buf.Find( KHsHSPATTestModeDes );
modeLength = 2;
}
break;
case ECmdModeRead:
{
startPos = buf.Find( KHsHSPATReadModeDes );
modeLength = 1;
}
break;
case ECmdModeWrite:
{
startPos = buf.Find( KHsHSPATWriteModeDes );
modeLength = 1;
if ( startPos == KErrNotFound )
{
startPos = buf.Find( KHsHSPATWriteModeDesAG );
modeLength = 2;
}
}
break;
default:
User::Leave( KErrArgument );
break;
}
}
if ( startPos != KErrNotFound )
{
//strip command's prefix
buf.Delete( 0, prefixLength + startPos + modeLength );
//strip command's suffix
buf.Delete( buf.Length() - suffixLength, suffixLength );
}
else
User::Leave( KErrArgument );
while ( buf.Size() > 0 )
{
TInt pos = 0;
if ( indicatorsFound )
{
pos = buf.Find( KHsHSPIndicatorParamsSeparator );
}
else
{
pos = buf.Find( KHsHSPParamsSeparator );
}
if ( pos == KErrNotFound )
{
aParams.AppendL( buf );
buf.Zero();
}
else
{
TPtrC8 ptr = ( buf.Left( pos + leftOffset ) );
aParams.AppendL( ptr );
buf.Delete( 0, pos + rightOffset );
}
}
CleanupStack::PopAndDestroy( &buf );
TRACE_FUNC_EXIT
}