--- a/hti/HtiServicePlugins/HtiAppServicePlugin/src/HtiAppServicePlugin.cpp Thu Jul 15 20:25:38 2010 +0300
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,721 +0,0 @@
-/*
-* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
-* All rights reserved.
-* This component and the accompanying materials are made available
-* under the terms of "Eclipse Public License v1.0"
-* which accompanies this distribution, and is available
-* at the URL "http://www.eclipse.org/legal/epl-v10.html".
-*
-* Initial Contributors:
-* Nokia Corporation - initial contribution.
-*
-* Contributors:
-*
-* Description: HtiAppServicePlugin implementation
-*
-*/
-
-
-// INCLUDE FILES
-#include <badesca.h>
-#include <f32file.h>
-
-#include "HtiAppServicePlugin.h"
-#include <HtiDispatcherInterface.h>
-#include <HtiLogging.h>
-
-// CONSTANTS
-const static TUid KAppServiceUid = { 0x1020DEC7 };
-
-//error descriptions
-_LIT8( KErrDescrNoMemory, "No memory" );
-_LIT8( KErrDescrInvalidCmd, "Invalid command" );
-_LIT8( KErrDescrInvalidArguments, "Invalid arguments" );
-_LIT8( KErrDescrFailedCreateProcess, "Failed create process" );
-_LIT8( KErrDescrFailedOpenProcess, "Failed open process" );
-_LIT8( KErrDescrInvalidProcessId, "Invalid process id" );
-_LIT8( KErrDescrNotSupported, "Command not supported" );
-_LIT( KHtiAppControlDll, "HtiAppControl.dll" );
-
-const static TUint8 KUnicodeMask = 0x01;
-const static TInt KTerminateReason = 0;
-const static TInt KTUintLength = sizeof(TUint);
-
-// MACROS
-
-// LOCAL CONSTANTS AND MACROS
-
-// MODULE DATA STRUCTURES
-
-// LOCAL FUNCTION PROTOTYPES
-
-// FORWARD DECLARATIONS
-
-// ============================ MEMBER FUNCTIONS ===============================
-
-// Create instance of concrete ECOM interface implementation
-CHtiAppServicePlugin* CHtiAppServicePlugin::NewL()
- {
- CHtiAppServicePlugin* self = new ( ELeave ) CHtiAppServicePlugin;
- CleanupStack::PushL( self );
- self->ConstructL();
- CleanupStack::Pop();
- return self;
- }
-
-// Constructor
-CHtiAppServicePlugin::CHtiAppServicePlugin()
- {
- }
-
-CHtiAppServicePlugin::~CHtiAppServicePlugin()
- {
- HTI_LOG_FUNC_IN( "~CHtiAppServicePlugin" );
-
- for ( TInt i = 0; i < iProcessHandleArray.Count(); i++ )
- {
- iProcessHandleArray[i].Close();
- }
- iProcessHandleArray.Close();
-
- delete iAppServiceUiPlugin;
-
- iLibrary.Close();
-
- HTI_LOG_FUNC_OUT( "~CHtiAppServicePlugin" );
- }
-
- //Second phase construction.
-void CHtiAppServicePlugin::ConstructL()
- {
- HTI_LOG_FUNC_IN( "CHtiAppServicePlugin::ConstructL" );
-
- TInt err = iLibrary.Load( KHtiAppControlDll );
- HTI_LOG_FORMAT( "HtiAppControlDll library load returned %d", err );
-
- if ( err == KErrNone &&
- iLibrary.Type()[1] == KHTIServiceInterfaceUid )
- {
- HTI_LOG_TEXT( "HtiAppControlDll DLL found" );
- TLibraryFunction entry = iLibrary.Lookup( 1 );
- if ( entry != NULL )
- {
- iAppServiceUiPlugin = ( CHTIServicePluginInterface* ) entry();
- }
- }
- else if ( err == KErrNotFound )
- {
- //No HtiAppControl.dll found so CHtiAppServicePlugin can handle only
- //process control commands
- HTI_LOG_TEXT( "HtiAppControlDll DLL not found" );
- }
-
- HTI_LOG_FUNC_OUT( "CHtiAppServicePlugin::ConstructL" );
- }
-
-void CHtiAppServicePlugin::InitL()
- {
- if ( iAppServiceUiPlugin )
- {
- iAppServiceUiPlugin->SetDispatcher( iDispatcher );
- }
- }
-
-TInt CHtiAppServicePlugin::ParseString( const TDesC8& aRequest,
- TInt anOffset,
- TBool aUnicode,
- TDes& aResult )
- {
- HTI_LOG_FUNC_IN( "CHtiAppServicePlugin::ParseString" );
- //validate parameters
- //if offset outside the string return empty string
- if ( anOffset >= aRequest.Size() )
- {
- return anOffset;
- }
-
- TInt len = aRequest[anOffset];
- HTI_LOG_FORMAT( "length %d", len );
-
- if ( len > aResult.MaxLength() )
- {
- return KErrBadDescriptor;
- }
-
- TInt nextOffset = ( aUnicode ? len * 2 : len ) + anOffset + 1;
- HTI_LOG_FORMAT( "nextOffset %d", nextOffset );
- HTI_LOG_FORMAT( "reqSize %d", aRequest.Size() );
- if ( nextOffset > aRequest.Size() )
- {
- return KErrArgument;
- }
-
- if ( aUnicode )
- {
- const TPtrC8 aFrom( aRequest.Mid( anOffset + 1, len * 2 ) );
- aResult.SetLength( len );
- for ( TInt i = 0; i < len; ++i )
- {
- aResult[i] = ( TUint16 ) aFrom[i << 1] +
- ( ( ( TUint16 ) aFrom[( i << 1 ) + 1] ) << 8 );
- }
- }
- else
- {
- aResult.Copy( aRequest.Mid( anOffset + 1, len ) );
- }
-
- HTI_LOG_FUNC_OUT( "CHtiAppServicePlugin::ParseString" );
- return nextOffset;
- }
-
-void CHtiAppServicePlugin::ProcessMessageL( const TDesC8& aMessage,
- THtiMessagePriority aPriority )
- {
- HTI_LOG_FUNC_IN( "CHtiAppServicePlugin::ProcessMessage" );
- if ( aMessage.Length() < 1 )
- {
- // no command
- SendErrorMsg( KErrArgument, KErrDescrInvalidCmd );
- return;
- }
-
- if ( aMessage.Length() < 2 &&
- aMessage[0] != EListProcesses &&
- aMessage[0] != EListProcesses_u )
- {
- // parameter is required with all command except listing processes
- SendErrorMsg( KErrArgument, KErrDescrInvalidCmd );
- return;
- }
-
- HTI_LOG_FORMAT( "cmd %d", aMessage[0] );
- if ( aMessage[0] < EProcessLastCommand )
- {
- HandleProcessControlL( aMessage );
- }
- else if ( aMessage[0] <= EUnInstallName )
- {
- if ( iAppServiceUiPlugin )
- {
- iAppServiceUiPlugin->ProcessMessageL( aMessage, aPriority );
- }
- else
- {
- SendErrorMsg( KErrNotSupported, KErrDescrNotSupported );
- }
- }
- else
- {
- SendErrorMsg( KErrArgument, KErrDescrInvalidCmd );
- }
- HTI_LOG_FUNC_OUT( "CHtiAppServicePlugin::ProcessMessage" );
- }
-
-void CHtiAppServicePlugin::HandleProcessControlL( const TDesC8& aMessage )
- {
- HTI_LOG_FUNC_IN( "CHtiAppServicePlugin::HandleProcessControl" );
- TBool unicode = aMessage[0] & KUnicodeMask;
-
- HTI_LOG_FORMAT( "unicode %d", unicode );
-
- TFileName programName;
-
- switch ( aMessage[0] )
- {
- case EStartProcess:
- case EStartProcess_u:
- {
- TFileName cmdLine;
- TInt offset = ParseString( aMessage, 1, unicode, programName );
- if ( offset >= 0 )
- {
- offset = ParseString( aMessage, offset, unicode, cmdLine );
- if ( offset >= 0 )
- {
- HandleStartProcessL( programName, cmdLine, EFalse );
- }
- }
- if ( offset < 0 )
- {
- SendErrorMsg( offset, KErrDescrInvalidArguments );
- }
- }
- break;
- case EStopProcess:
- case EStopProcess_u:
- {
- TInt err = ParseString( aMessage, 1, unicode, programName );
- if ( err >= 0 )
- {
- RProcess process;
- err = OpenProcessL( process, programName );
- if ( err == KErrNone )
- {
- CleanupClosePushL( process );
-
- HandleStopProcessL( process );
-
- CleanupStack::PopAndDestroy();
- }
- else if ( err == KErrNotFound )
- {
- SendMessageL( ENotFound );
- }
- else
- {
- SendErrorMsg( err , KErrDescrFailedOpenProcess );
- }
- }
- else
- {
- SendErrorMsg( err , KErrDescrInvalidArguments );
- }
- }
- break;
- case EStopProcess_id:
- {
- TPtrC8 processId8 = aMessage.Mid( 1 );
- if ( processId8.Length() == 4 )
- {
- RProcess process;
- TUint32 processId = Parse32<TUint32>( processId8 );
- TInt err = process.Open( TProcessId( processId ) );
- if ( err == KErrNone )
- {
- CleanupClosePushL( process );
-
- HandleStopProcessL( process );
-
- CleanupStack::PopAndDestroy();
- }
- else if ( err == KErrNotFound )
- {
- SendMessageL( ENotFound );
- }
- else
- {
- SendErrorMsg( err , KErrDescrFailedOpenProcess );
- }
- }
- else
- {
- SendErrorMsg( KErrArgument , KErrDescrInvalidProcessId );
- }
- }
- break;
- case EStatusProcess:
- case EStatusProcess_u:
- {
- TInt err = ParseString( aMessage, 1, unicode, programName );
- if ( err >= 0 )
- {
- RProcess process;
- err = OpenProcessL( process, programName );
- if ( err == KErrNone )
- {
- CleanupClosePushL( process );
-
- HandleStatusProcessL( process );
-
- CleanupStack::PopAndDestroy();
- }
- else if ( err == KErrNotFound )
- {
- SendMessageL( ENotFound );
- }
- else
- {
- SendErrorMsg( err , KErrDescrFailedOpenProcess );
- }
- }
- else
- {
- SendErrorMsg( err , KErrDescrInvalidArguments );
- }
- }
- break;
- case EStatusProcess_id:
- {
- TPtrC8 processId8 = aMessage.Mid( 1 );
- if ( processId8.Length() == 4 )
- {
- RProcess process;
- TUint32 processId = Parse32<TUint32>( processId8 );
- TInt err = process.Open( TProcessId( processId ) );
- if ( err == KErrNone )
- {
- CleanupClosePushL( process );
-
- HandleStatusProcessL( process );
-
- CleanupStack::PopAndDestroy();
- }
- else if ( err == KErrNotFound )
- {
- SendMessageL( ENotFound );
- }
- else
- {
- SendErrorMsg( err , KErrDescrFailedOpenProcess );
- }
- }
- else
- {
- SendErrorMsg( KErrArgument , KErrDescrInvalidProcessId );
- }
- }
- break;
- case EListProcesses:
- case EListProcesses_u:
- {
- if ( aMessage.Length() > 1 )
- {
- // there is a match pattern as a parameter
- TInt err = ParseString( aMessage, 1, unicode, programName );
- if ( err >= 0 )
- {
- HandleListProcessesL( programName );
- }
- else
- {
- SendErrorMsg( err , KErrDescrInvalidArguments );
- }
- }
- else
- {
- // no match pattern defined
- HandleListProcessesL( KNullDesC );
- }
-
- }
- break;
-
- case EStartProcessRetVal:
- case EStartProcessRetVal_u:
- {
- TFileName cmdLine;
- TInt offset = ParseString( aMessage, 1, unicode, programName );
- if ( offset >= 0 )
- {
- offset = ParseString( aMessage, offset, unicode, cmdLine );
- if ( offset >= 0 )
- {
- HandleStartProcessL( programName, cmdLine, ETrue );
- }
- }
- if ( offset < 0 )
- {
- SendErrorMsg( offset, KErrDescrInvalidArguments );
- }
- }
- break;
-
- case EGetProcessExitCode:
- {
- HTI_LOG_TEXT( "EGetProcessExitCode" );
- TPtrC8 processId8 = aMessage.Mid( 1 );
- if ( processId8.Length() == 4 )
- {
- TBool processFound = EFalse;
- TUint processId = Parse32<TUint>( processId8 );
- RProcess process;
- TBuf8<1 + 4 + 1 + KMaxExitCategoryName> response;
-
- HTI_LOG_FORMAT( "Starting to search process with id: %d", processId );
-
- for ( TInt i = 0; i < iProcessHandleArray.Count(); i++ )
- {
- process = iProcessHandleArray[i];
- TUint id = process.Id();
-
- if ( id == processId )
- {
- HTI_LOG_TEXT( "Matching process found" );
-
- TInt exitReason = process.ExitReason();
- response.Append( process.ExitType() );
- response.Append( (TUint8*)(&exitReason), 4 );
- response.Append( process.ExitCategory().Length() );
- response.Append( process.ExitCategory() );
-
- SendMessageL( EOk, response );
-
- // Close the process handle and remove it from the array
- // if the process is not running anymore and the exit
- // code has been queried.
- if ( process.ExitType() != EExitPending )
- {
- HTI_LOG_TEXT( "Closing and removing the handle" );
- iProcessHandleArray[i].Close();
- iProcessHandleArray.Remove( i );
- }
-
- processFound = ETrue;
- break;
- }
- }
-
- if ( !processFound )
- {
- SendErrorMsg( KErrNotFound , KErrDescrInvalidProcessId );
- }
- }
- else
- {
- SendErrorMsg( KErrArgument , KErrDescrInvalidProcessId );
- }
- }
- break;
-
- default:
- {
- SendErrorMsg( KErrArgument, KErrDescrInvalidCmd );
- }
- }
- HTI_LOG_FUNC_OUT( "CHtiAppServicePlugin::HandleProcessControl" );
- }
-
-void CHtiAppServicePlugin::HandleStartProcessL( const TDesC& aProgramName,
- const TDesC& aCmdLine,
- TBool aStoreProcessHandle )
- {
- HTI_LOG_FUNC_IN( "CHtiAppServicePlugin::HandleStartProcessL" );
- HTI_LOG_FORMAT( "progr name %d", aProgramName.Length() );
- HTI_LOG_DES( aProgramName );
-
- RProcess process;
- TInt err = process.Create( aProgramName, aCmdLine ); // command parameters
-
- if ( err == KErrNone )
- {
- CleanupClosePushL( process );
-
- //convert process id to binary des
- TUint processId = process.Id();
- HTI_LOG_FORMAT( "process id %d", processId );
-
- TBuf8<KTUintLength> processIdDes;
- processIdDes.Append(
- ( TUint8* )( &processId ), KTUintLength );
-
- SendMessageL( EOk, processIdDes );
-
- process.Resume();
-
- if ( aStoreProcessHandle )
- {
- HTI_LOG_TEXT( "Storing the process handle" );
- iProcessHandleArray.Append( process );
- CleanupStack::Pop();
- }
- else
- {
- CleanupStack::PopAndDestroy();
- }
- }
- else if ( err == KErrNotFound )
- {
- SendMessageL( ENotFound );
- }
- else
- {
- SendErrorMsg( err ,KErrDescrFailedCreateProcess );
- }
-
- HTI_LOG_FUNC_OUT( "CHtiAppServicePlugin::HandleStartProcessL" );
- }
-
-void CHtiAppServicePlugin::HandleStopProcessL( RProcess& aProcess )
- {
- if ( aProcess.ExitType() == EExitPending )
- {
- aProcess.Kill( KTerminateReason );
- SendMessageL( EOk );
- }
- else
- {
- SendMessageL( EAlreadyStopped );
- }
- }
-
-void CHtiAppServicePlugin::HandleStatusProcessL( RProcess& aProcess )
- {
- TExitType exT = aProcess.ExitType();
-
- switch ( exT )
- {
- case EExitPending:
- {
- SendMessageL( ERunning );
- }
- break;
- case EExitKill:
- case EExitTerminate:
- {
- SendMessageL( EKilled );
- }
- break;
- case EExitPanic:
- {
- SendMessageL( EPanic );
- }
- break;
- };
- }
-
-
-void CHtiAppServicePlugin::HandleListProcessesL( const TDesC& aMatch )
- {
- HTI_LOG_FUNC_IN( "CHtiAppServicePlugin::HandleListProcessesL" );
-
- RProcess process;
- TFullName processName;
- TUint processId;
- TBuf8<KTUintLength> processIdDes;
- TExitType exitType;
-
- TBuf8<128> buf;
- CBufFlat* processListBuf = NULL;
- TRAPD( err, processListBuf = CBufFlat::NewL( 128 ) );
- if ( err )
- {
- SendErrorMsg( err ,KErrDescrNoMemory );
- return;
- }
-
- CleanupStack::PushL( processListBuf );
-
- // The default match pattern is the single character *
- TFindProcess finder;
-
- // if some real match pattern is defined, use it
- if ( aMatch.Length() > 0 )
- {
- HTI_LOG_TEXT( "Match pattern was given:" );
- HTI_LOG_DES( aMatch );
- finder.Find( aMatch );
- }
-
- TInt pos = 0;
- TUint numberOfEntries = 0;
-
- while ( finder.Next( processName ) == KErrNone )
- {
- err = process.Open( finder );
-
- //convert process id to binary des
- processId = process.Id();
- processIdDes.Append( ( TUint8* ) ( &processId ), KTUintLength );
- buf.Append( processIdDes );
-
- // status
- exitType = process.ExitType();
- switch ( exitType )
- {
- case EExitPending:
- {
- buf.Append( ERunning );
- }
- break;
- case EExitKill:
- case EExitTerminate:
- {
- buf.Append( EKilled );
- }
- break;
- case EExitPanic:
- {
- buf.Append( EPanic );
- }
- break;
- };
-
- // name length
- buf.Append( processName.Length() );
-
- // name
- buf.Append( processName );
-
- process.Close();
-
- TRAP( err, processListBuf->ExpandL( pos, buf.Length() ) );
- if ( err )
- {
- SendErrorMsg( err , KErrDescrNoMemory );
- delete processListBuf;
- return;
- }
- processListBuf->Write( pos, buf, buf.Length() );
-
- pos += buf.Length();
- buf.Zero();
- processIdDes.Zero();
- numberOfEntries++;
- }
-
- // insert the number of entries in the beginning
- TBuf8<2> entries;
- entries.Append( ( TUint8* ) ( &numberOfEntries ), 2 );
- processListBuf->ExpandL( 0, 2 );
- processListBuf->Write( 0, entries, 2 );
-
- SendMessageL( EOk, processListBuf->Ptr( 0 ) );
-
- CleanupStack::PopAndDestroy( processListBuf );
-
- HTI_LOG_FUNC_OUT( "CHtiAppServicePlugin::HandleListProcessesL" );
- }
-
-TInt CHtiAppServicePlugin::OpenProcessL( RProcess& aProcess,
- const TDesC& aMatch )
- {
- HTI_LOG_FUNC_IN( "CHtiAppServicePlugin::OpenProcessL" );
- TFullName processName;
- TInt err = KErrNone;
- TFindProcess finder( aMatch );
-
- err = finder.Next( processName );
- if ( err == KErrNone )
- {
- err = aProcess.Open( finder );
- }
-
- HTI_LOG_FUNC_OUT( "CHtiAppServicePlugin::OpenProcessL" );
- return err;
- }
-
-template<class T> T CHtiAppServicePlugin::Parse32(
- const TDesC8& a32int )
- {
- //manually construct TUint or TInt32
- return T( a32int[0] + ( a32int[1] << 8 ) +
- ( a32int[2] << 16) + ( a32int[3] << 24) );
- }
-
-void CHtiAppServicePlugin::SendMessageL( TAppCommand aResponseCode,
- const TDesC8& aMsg )
- {
- HTI_LOG_FORMAT( "SendMessage %d", aResponseCode );
- HTI_LOG_FORMAT( "Message len %d", aMsg.Length() );
- HBufC8* sendMsg = HBufC8::NewL( 1 + aMsg.Length() );
- CleanupStack::PushL( sendMsg );
- sendMsg->Des().Append( aResponseCode );
- sendMsg->Des().Append( aMsg );
-
- User::LeaveIfError( iDispatcher->DispatchOutgoingMessage(
- sendMsg,
- KAppServiceUid ) );
- CleanupStack::Pop();
- }
-
-inline TInt CHtiAppServicePlugin::SendErrorMsg( TInt anError,
- const TDesC8& aMsg )
- {
- return iDispatcher->DispatchOutgoingErrorMessage( anError,
- aMsg,
- KAppServiceUid );
- }
-
-
-// End of File