author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Wed, 18 Aug 2010 11:27:44 +0300 | |
changeset 52 | bf6a71c50e42 |
parent 34 | 5fae379060a7 |
child 63 | a117ad66e027 |
permissions | -rw-r--r-- |
31 | 1 |
/* |
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* Copyright (c) 1999-2009 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: |
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* |
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*/ |
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#include <fcntl.h> |
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#include <sys/errno.h> |
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#include <sys/serial.h> |
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#include <unistd.h> |
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#include <sys/stat.h> |
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#include <sys/select.h> |
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#include <sys/syslimits.h> |
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#include <utf.h> |
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#include "sysreent.h" |
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#include <sys/socket.h> |
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#include <sys/un.h> |
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#include "sysif.h" |
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#include "fdesc.h" |
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#include "ltime.h" |
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#include "lposix.h" |
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#include "systemspecialfilercg.h" |
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#include "link.h" |
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#ifdef SYMBIAN_OE_POSIX_SIGNALS |
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#include <stdlib.h> |
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#include <signal.h> |
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#include "tsignalmessage.h" |
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#endif // SYMBIAN_OE_POSIX_SIGNALS |
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#ifdef SYMBIAN_OE_POSIX_SIGNALS |
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#define SIG_SIGNAL_PRESENT_IN_SIGSET(sig,set) ((set & (1ULL << (sig-1))) != 0x0000000000000000ULL) |
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#define SIG_ISEMPTY_SIGSET(set) (set == 0x0000000000000000ULL) |
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#define SIG_EMPTY_SIGSET(set) {set = 0x0000000000000000ULL;} |
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#define SIG_FILL_SIGSET(set) {set = 0xFFFFFFFFFFFFFFFFULL;} |
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#define SIG_ADD_SIGNAL_TO_SET(sig,set) {set |= (1ULL << (sig-1));} |
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#define SIG_REMOVE_SIGNAL_FROM_SET(sig,set) {set &= ~(1ULL << (sig-1));} |
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static void sig_exit(); |
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const TUint KSignalPipeSize = 1024; |
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#endif |
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#ifdef __WINSCW__ |
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#include <pls.h> // For emulator WSD API |
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const TUid KBackendUid3 = {0x102828D5}; |
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#elif defined __X86GCC__ |
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// GCC compiler generates an undefined reference error if static CLocalSystemInterface object is created in a local function. Therefore give it global scope on this platform. |
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CLocalSystemInterface TheBackend; |
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#elif defined __EPOC32__ |
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//Globally declaring the CLSI object to overcome the DCLP implementation if given a static scope. |
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CLocalSystemInterface backend; |
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#endif |
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const TUint KConvertToMicroSecond = 1000000; |
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// Create static singleton backend object for the Process and return the same |
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EXPORT_C CLocalSystemInterface* Backend() |
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{ |
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#ifdef __WINSCW__ |
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// Access the PLS of this process |
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CLocalSystemInterface* backend = Pls<CLocalSystemInterface>(KBackendUid3); |
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return backend; |
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#elif defined __X86GCC__ |
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return &TheBackend; |
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#else |
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return &backend; |
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#endif |
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} |
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// Construction of Backend Object which is going to be singleton object for the process |
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EXPORT_C CLocalSystemInterface::CLocalSystemInterface() : iOpenDirList(CLocalSystemInterface::KDirGran), |
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iTLDInfoList(CLocalSystemInterface::KTLDInfoListGran), iDefConnPref(NULL) |
31 | 86 |
{ |
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#ifdef SYMBIAN_OE_POSIX_SIGNALS |
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iSignalsInitialized = EFalse; |
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iSigInitWaitCount = 0; |
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iSigInitWaitMutex.CreateLocal(); |
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iSigInitWaitSemaphore.CreateLocal(0); |
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iBlockedSAMutex.CreateLocal(); |
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iSignalWaiterMutex.CreateLocal(); |
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iSignalInitSemaphore.CreateLocal(0); |
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#endif |
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//Create the Heap for all the libraries (local to this process) |
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const TInt KMaxHeapSize = 1048576 ; // 1MB |
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iPrivateHeap = UserHeap::ChunkHeap(NULL, KMinHeapSize, KMaxHeapSize); |
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if (!iPrivateHeap) |
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{ |
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User::Panic(KEstlibInit, KErrNoMemory); |
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} |
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// Switch to the backend private heap |
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RHeap* oldHeap = User::SwitchHeap(iPrivateHeap); |
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TInt err = iFids.Init(iPrivateHeap); |
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if ( !err ) |
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{ |
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CRedirDesc* redirMedia = new CRedirDesc(); |
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if (redirMedia) |
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{ |
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CStdErrDesc* errMedia = new CStdErrDesc(); |
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if(errMedia) |
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{ |
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iFids.Default(redirMedia, errMedia); |
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redirMedia->Close(); |
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errMedia->Close(); |
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} |
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else |
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{ |
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iPrivateHeap->Free(redirMedia); |
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} |
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} |
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} |
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#if (defined SYMBIAN_OE_POSIX_SIGNALS && defined SYMBIAN_OE_LIBRT) |
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iTimerOverrunsMutex.CreateLocal(); //use backend heap |
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#endif |
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// Reset to the thread's default heap |
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User::SwitchHeap(oldHeap); |
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if (!err) |
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{ |
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err=iFs.Connect(); |
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if(!err) |
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{ |
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err = iFs.ShareAuto(); |
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} |
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} |
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if (!err) |
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{ |
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err = PosixFilesystem::SetDefaultDir(iFs); |
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} |
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//Cache the session path to avoid querying RFs every time it is needed |
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if(err == KErrNone) |
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{ |
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err = iFs.SessionPath(iSessionPath); |
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} |
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if(err == KErrNone) |
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{ |
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//Create Server Locks |
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err |= iSSLock.CreateLocal(); |
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err |= iCSLock.CreateLocal(); |
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err |= iIpcS.iLock.CreateLocal(); |
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//Create TLDList Lock |
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err |= iTLDListLock.CreateLocal(); |
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//Create the lock for Session Path |
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err |= iSessionPathLock.CreateLocal(); |
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//Lock for protecting iASelectRequest across threads |
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err |= iASelectLock.CreateLocal(); |
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//Protect the iDefConnection from concurrent GetDefaultConnection calls |
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err |= iDefConnLock.CreateLocal(); |
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} |
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if(err == KErrNone) |
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{ |
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err = iTzServer.Connect(); |
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if(!err) |
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{ |
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err = iTzServer.ShareAuto(); |
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} |
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} |
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//Panic if any of the above operation returns with error |
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if (err) |
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{ |
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User::Panic(KEstlibInit, err); |
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} |
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iCleanup.StorePtrs(iPrivateHeap, &iFs, &iSs, &iCs, &iSSLock, &iCSLock); |
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} |
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EXPORT_C CLocalSystemInterface::~CLocalSystemInterface() |
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// |
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// Shut down all server connections in use |
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// |
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{ |
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iTLDListLock.Close(); |
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iSessionPathLock.Close(); |
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// Close the aselect lock |
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iASelectLock.Close(); |
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// Close the default connection lock |
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iDefConnLock.Close(); |
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//close the default RConnection |
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if(iDefConnection.SubSessionHandle() != 0) |
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{ |
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iDefConnection.Close(); |
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} |
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RHeap* oHeap = User::SwitchHeap(iPrivateHeap); |
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for (TInt i = 0, count = iTLDInfoList.Count(); i < count; i++ ) |
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{ |
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iTLDInfoList[i].Close(iPrivateHeap); |
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} |
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// close the RArray itself |
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iTLDInfoList.Close(); |
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// Cleanup the threads serving aselect requests |
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int err; |
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// passing 1 to cancelaselect will kill all the threads serving aselect |
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cancelaselect(NULL,err,1); |
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// Close the array that maintains aselect request details |
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iASelectRequest.Close(); |
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//close the RTz connection |
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iTzServer.Close(); |
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31 | 226 |
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if( iDefConnPref ) |
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{ |
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switch( iDefConnPref->ExtensionId() ) |
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{ |
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case TConnPref::EConnPrefSnap: |
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{ |
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delete (TCommSnapPref*)iDefConnPref; |
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iDefConnPref = NULL; |
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} |
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break; |
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case TConnPref::EConnPrefCommDb: |
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{ |
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delete (TCommDbConnPref*)iDefConnPref; |
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iDefConnPref = NULL; |
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} |
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break; |
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default: |
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{ |
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// Unknown type of Connection Pref, do nothing |
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} |
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} |
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} |
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#if (defined SYMBIAN_OE_POSIX_SIGNALS && defined SYMBIAN_OE_LIBRT) |
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iTimerOverrunsMutex.Close(); |
31 | 254 |
iTimerOverruns.Close(); |
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#endif |
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#if (defined SYMBIAN_OE_POSIX_SIGNALS) |
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iSigInitWaitMutex.Close(); |
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iSigInitWaitSemaphore.Close(); |
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iBlockedSAMutex.Close(); |
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iSignalWaiterMutex.Close(); |
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iSignalInitSemaphore.Close(); |
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#endif |
31 | 264 |
//close the RpointerArray |
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iOpenDirList.Close(); |
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iSSLock.Close(); |
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268 |
iCSLock.Close(); |
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iSignalSession.Close(); |
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iIpcS.Close(); |
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31 | 272 |
User::SwitchHeap(oHeap); |
273 |
} |
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#ifdef __SYMBIAN_COMPILE_UNUSED__ |
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CLocalSystemInterface& CLocalSystemInterface::Clone() |
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{ |
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return *this; |
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} |
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void CLocalSystemInterface::Release() |
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{ |
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// nada. TODO: Remove this method |
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} |
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285 |
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// ----------------------------------------------------------------------------- |
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// CLocalSystemInterface::TerminateProcess |
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// Sends a message to Posix Server to Terminate itself! |
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// And delete the Process (self) |
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// ----------------------------------------------------------------------------- |
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// |
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void CLocalSystemInterface::TerminateProcess(int status) |
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{ |
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//delete this; |
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RProcess().Terminate(status); |
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} |
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#endif //__SYMBIAN_COMPILE_UNUSED__ |
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300 |
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// ----------------------------------------------------------------------------- |
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// CLocalSystemInterface::Exit |
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// Close all the open FIDS,Terminate the process |
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// |
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// ----------------------------------------------------------------------------- |
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// |
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void CLocalSystemInterface::Exit(int code) |
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{ |
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#ifdef SYMBIAN_OE_POSIX_SIGNALS |
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if(iSignalsInitialized) |
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311 |
{ |
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312 |
TRequestStatus status = KRequestPending; |
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313 |
iSignalHandlerThread.Logon(status); |
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314 |
iSignalLoopRunning = EFalse; |
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315 |
iSignalHandlerThread.RequestSignal(); |
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316 |
User::WaitForRequest(status); |
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|
317 |
} |
31 | 318 |
#endif |
319 |
iFids.Close(); |
|
320 |
User::SetCritical(User::EProcessPermanent); |
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321 |
User::Exit(code); |
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322 |
} |
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323 |
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324 |
// Simple layer over PosixFilesystem |
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325 |
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326 |
wchar_t * CLocalSystemInterface::getcwd (wchar_t* buf, unsigned long len, int& anErrno) |
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327 |
{ |
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328 |
return PosixFilesystem::getcwd(iFs, buf, len, anErrno); |
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329 |
} |
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330 |
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int CLocalSystemInterface::chdir (const wchar_t* aPath, int& anErrno) |
|
332 |
{ |
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333 |
return PosixFilesystem::chdir(iFs, aPath, anErrno); |
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334 |
} |
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335 |
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336 |
int CLocalSystemInterface::rmdir (const wchar_t* aPath, int& anErrno) |
|
337 |
{ |
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338 |
return PosixFilesystem::rmdir(iFs, aPath, anErrno); |
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339 |
} |
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340 |
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341 |
int CLocalSystemInterface::mkdir (const wchar_t* aPath, int perms, int& anErrno) |
|
342 |
{ |
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343 |
return PosixFilesystem::mkdir(iFs, aPath, perms, anErrno); |
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344 |
} |
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345 |
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int CLocalSystemInterface::stat (const wchar_t* name, struct stat *st, int& anErrno) |
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347 |
{ |
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348 |
const wchar_t* filename = name; |
31 | 349 |
// This needs to be zero terminated |
350 |
TBuf<KMaxFileName> inputName; |
|
351 |
TUint pathAtt = 0; |
|
352 |
TInt err = GetFullFile(inputName,(const TText16*)name,iFs); |
|
353 |
if( !err ) |
|
354 |
{ |
|
355 |
TInt err = iFs.Att(inputName,pathAtt); |
|
356 |
if ( (err == KErrNone) && (pathAtt & KEntryAttDir) ) |
|
357 |
{ |
|
358 |
inputName.Append(_L("\\")); |
|
359 |
} |
|
360 |
filename = (wchar_t*)inputName.PtrZ(); |
|
361 |
} |
|
362 |
TSpecialFileType fileType; |
|
363 |
struct SLinkInfo enBuf; |
|
364 |
// Check the type of file |
|
365 |
fileType = _SystemSpecialFileBasedFilePath(filename, err, iFs); |
|
366 |
// If it is a symbolic link, follow the link |
|
367 |
// If _SystemSpecialFileBasedFilePath fails, treat it as normal file |
|
368 |
// and try to proceed |
|
369 |
if( fileType == EFileTypeSymLink && err == KErrNone ) |
|
370 |
{ |
|
371 |
err = _ReadSysSplFile(filename, (char*)&enBuf, sizeof(struct SLinkInfo), anErrno, iFs); |
|
372 |
if (err == KErrNone) |
|
373 |
{ |
|
374 |
filename = (wchar_t*)enBuf.iParentPath; |
|
375 |
} |
|
376 |
else |
|
377 |
{ |
|
378 |
// errno is already set by _ReadSysSplFile |
|
379 |
return -1; |
|
380 |
} |
|
381 |
} |
|
382 |
else if ( fileType != EFileGeneralError && err != KErrNone ) |
|
383 |
{ |
|
384 |
return MapError(err,anErrno); |
|
385 |
} |
|
386 |
return PosixFilesystem::statbackend(iFs, filename, st, anErrno); |
|
387 |
} |
|
388 |
||
389 |
int CLocalSystemInterface::lstat (const wchar_t* name, struct stat *st, int& anErrno) |
|
390 |
{ |
|
391 |
return PosixFilesystem::statbackend(iFs, name, st, anErrno); |
|
392 |
} |
|
393 |
||
394 |
int CLocalSystemInterface::utime (const wchar_t* name, const struct utimbuf *filetimes, int& anErrno) |
|
395 |
{ |
|
396 |
return PosixFilesystem::utime(iFs, name, filetimes, anErrno); |
|
397 |
} |
|
398 |
||
399 |
int CLocalSystemInterface::chmod (const wchar_t* name, int perms, int& anErrno) |
|
400 |
{ |
|
401 |
return PosixFilesystem::chmod(iFs, name, perms, anErrno); |
|
402 |
} |
|
403 |
||
404 |
int CLocalSystemInterface::rename (const wchar_t* oldname, const wchar_t* newname, int& anErrno) |
|
405 |
{ |
|
406 |
return PosixFilesystem::rename(iFs, oldname, newname, anErrno); |
|
407 |
} |
|
408 |
||
409 |
||
410 |
EXPORT_C TInt CLocalSystemInterface::ResolvePath (TParse& aResult, const wchar_t* path, TDes* aFilename) |
|
411 |
{ |
|
412 |
return PosixFilesystem::ResolvePath(aResult, path, aFilename); |
|
413 |
} |
|
414 |
||
415 |
// Simple layer over CFileTable synchronous routines |
|
416 |
||
417 |
int CLocalSystemInterface::open (const wchar_t* name, int mode, int perms, int& anErrno) |
|
418 |
{ |
|
419 |
return iFids.open(name,mode,perms,anErrno); |
|
420 |
} |
|
421 |
||
422 |
int CLocalSystemInterface::dup (int fid, int& anErrno) |
|
423 |
{ |
|
424 |
return iFids.dup(fid,anErrno); |
|
425 |
} |
|
426 |
||
427 |
int CLocalSystemInterface::dup2 (int fid, int fid2, int& anErrno) |
|
428 |
{ |
|
429 |
return iFids.dup2(fid,fid2,anErrno); |
|
430 |
} |
|
431 |
||
432 |
int CLocalSystemInterface::close (int fid, int& anErrno) |
|
433 |
{ |
|
434 |
return iFids.UserClose(fid,anErrno); |
|
435 |
} |
|
436 |
||
437 |
off_t CLocalSystemInterface::lseek (int fid, off_t offset, int whence, int& anErrno) |
|
438 |
{ |
|
439 |
return iFids.lseek(fid,offset,whence,anErrno); |
|
440 |
} |
|
441 |
||
442 |
int CLocalSystemInterface::fstat (int fid, struct stat *st, int& anErrno) |
|
443 |
{ |
|
444 |
return iFids.fstat(fid,st,anErrno); |
|
445 |
} |
|
446 |
||
447 |
int CLocalSystemInterface::socket (int family, int style, int protocol, int& anErrno) |
|
448 |
{ |
|
449 |
//Acquire the Lock before issuing a request to the server and release it later |
|
450 |
iSSLock.Wait(); |
|
451 |
int retVal = iFids.socket(family,style,protocol,anErrno,iSs); |
|
452 |
iSSLock.Signal(); |
|
453 |
return retVal; |
|
454 |
} |
|
455 |
||
456 |
int CLocalSystemInterface::listen (int fid, int n, int& anErrno) |
|
457 |
{ |
|
458 |
return iFids.listen(fid,n,anErrno); |
|
459 |
} |
|
460 |
||
461 |
int CLocalSystemInterface::bind (int fid, const struct sockaddr* addr, unsigned long size, int& anErrno) |
|
462 |
{ |
|
463 |
return iFids.bind(fid,addr,size,anErrno); |
|
464 |
} |
|
465 |
||
466 |
int CLocalSystemInterface::sockname (int fid, struct sockaddr* addr, unsigned long* size, int anEnd, int& anErrno) |
|
467 |
{ |
|
468 |
return iFids.sockname(fid,addr,size,anEnd,anErrno); |
|
469 |
} |
|
470 |
||
471 |
int CLocalSystemInterface::getsockopt (int fid, int level, int opt, void* buf, unsigned long* len, int& anErrno) |
|
472 |
{ |
|
473 |
return iFids.getsockopt(fid,level,opt,buf,len,anErrno); |
|
474 |
} |
|
475 |
||
476 |
int CLocalSystemInterface::setsockopt (int fid, int level, int opt, void* buf, unsigned long len, int& anErrno) |
|
477 |
{ |
|
478 |
return iFids.setsockopt(fid,level,opt,buf,len,anErrno); |
|
479 |
} |
|
480 |
||
481 |
int CLocalSystemInterface::popen3 (const wchar_t* file, const wchar_t* cmd, |
|
482 |
wchar_t** env, int fids[3], int& anErrno) |
|
483 |
{ |
|
484 |
return iFids.popen3(file, cmd, env, fids, anErrno); |
|
485 |
} |
|
486 |
||
487 |
int CLocalSystemInterface::waitpid (int pid, int* status, int options, int& anErrno) |
|
488 |
{ |
|
489 |
return iFids.waitpid(pid, status, options, anErrno); |
|
490 |
} |
|
491 |
||
492 |
// ----------------------------------------------------------------------------- |
|
493 |
// CLocalSystemInterface::popen |
|
494 |
// Implementation for popen |
|
495 |
// ----------------------------------------------------------------------------- |
|
496 |
// |
|
497 |
int CLocalSystemInterface::popen (const wchar_t* file, const wchar_t* cmd, |
|
498 |
const char* mode, int& anErrno) |
|
499 |
{ |
|
500 |
return iFids.popen(file, cmd, mode, anErrno); |
|
501 |
} |
|
502 |
||
503 |
// ----------------------------------------------------------------------------- |
|
504 |
// CLocalSystemInterface::pclose |
|
505 |
// Implementation for pclose |
|
506 |
// ----------------------------------------------------------------------------- |
|
507 |
// |
|
508 |
int CLocalSystemInterface::pclose (int aFid, int& anErrno) |
|
509 |
{ |
|
510 |
return iFids.pclose(aFid, anErrno); |
|
511 |
} |
|
512 |
||
513 |
// ----------------------------------------------------------------------------- |
|
514 |
// CLocalSystemInterface::CheckOrigins |
|
515 |
// Implementation for CheckPipe |
|
516 |
// ----------------------------------------------------------------------------- |
|
517 |
// |
|
518 |
EXPORT_C void CLocalSystemInterface::CheckOrigins (wchar_t**& wenvp, int& aCount) |
|
519 |
{ |
|
520 |
//Acquire the Lock before issuing a request to the server and release it later |
|
521 |
#ifdef SYMBIAN_OE_POSIX_SIGNALS |
|
522 |
iFids.CheckOrigins(wenvp, aCount, iSigMask); |
|
523 |
#else |
|
524 |
iFids.CheckOrigins(wenvp, aCount); |
|
525 |
#endif |
|
526 |
} |
|
527 |
||
528 |
#ifdef SYMBIAN_OE_POSIX_SIGNALS |
|
529 |
// ----------------------------------------------------------------------------- |
|
530 |
// CLocalSystemInterface::WaitOrHandleSignal |
|
531 |
// ----------------------------------------------------------------------------- |
|
532 |
// |
|
533 |
void CLocalSystemInterface::WaitOrHandleSignal(TSignalMessage aMsg) |
|
534 |
{ |
|
535 |
TInt lSigNum = 0,lIdx = 0,lSigVal = 0; |
|
536 |
TSignalWaiter lTempWaiter(0,0); |
|
537 |
||
538 |
if(aMsg.mType == TSignalMessage::ESignal) |
|
539 |
lSigNum = aMsg.mSignal; |
|
540 |
else if(aMsg.mType == TSignalMessage::ESignalValuePair) |
|
541 |
{ |
|
542 |
lSigNum = aMsg.mSigVal.mSignal; |
|
543 |
lSigVal = aMsg.mSigVal.mValue; |
|
544 |
} |
|
545 |
else if(aMsg.mType == TSignalMessage::ERtTimerSignal) |
|
546 |
{ |
|
547 |
lSigNum = aMsg.mRtSignal.mSignal; |
|
548 |
} |
|
549 |
||
550 |
// check and deliver to waiter (if any) |
|
551 |
TUint64 lMask; |
|
552 |
SIG_EMPTY_SIGSET(lMask); |
|
553 |
SIG_ADD_SIGNAL_TO_SET(lSigNum,lMask); |
|
554 |
lTempWaiter.iSigWaitMask = lMask; |
|
555 |
||
556 |
lIdx = iSignalWaiterArray.Find(lTempWaiter,TSignalWaiter::MatchByMask); |
|
557 |
if(lIdx != KErrNotFound) |
|
558 |
{ |
|
559 |
iSignalWaiterMutex.Wait(); |
|
560 |
iSignalWaiterArray[lIdx].iSigWaitMessagePtr->mType = aMsg.mType; |
|
561 |
if(aMsg.mType == TSignalMessage::ESignal) |
|
562 |
iSignalWaiterArray[lIdx].iSigWaitMessagePtr->mSignal = lSigNum; |
|
563 |
else if(aMsg.mType == TSignalMessage::ESignalValuePair) |
|
564 |
{ |
|
565 |
iSignalWaiterArray[lIdx].iSigWaitMessagePtr->mSigVal.mSignal = lSigNum; |
|
566 |
iSignalWaiterArray[lIdx].iSigWaitMessagePtr->mSigVal.mValue = lSigVal; |
|
567 |
} |
|
568 |
iSignalWaiterArray[lIdx].iSigWaitSemaphore.Signal(); |
|
569 |
RHeap* oldHeap = User::SwitchHeap(iPrivateHeap); |
|
570 |
iSignalWaiterArray.Remove(lIdx); |
|
571 |
User::SwitchHeap(oldHeap); |
|
572 |
iSignalWaiterMutex.Signal(); |
|
573 |
} |
|
574 |
// queueing if blocked or sigqueue |
|
575 |
else |
|
576 |
{ |
|
577 |
HandleSignal(aMsg); |
|
578 |
} |
|
579 |
} |
|
580 |
||
581 |
// ----------------------------------------------------------------------------- |
|
582 |
// CLocalSystemInterface::SignalHandler |
|
583 |
// ----------------------------------------------------------------------------- |
|
584 |
// |
|
585 |
TInt CLocalSystemInterface::SignalHandler() |
|
586 |
{ |
|
587 |
// TODO: Put memory barrier to ensure SMP safety |
|
588 |
TInt lRetVal = KErrGeneral; |
|
589 |
InitializeSignalHandlers(); |
|
590 |
RPipe::Init(); // check return value |
|
591 |
lRetVal = RPipe::Create(KSignalPipeSize,iSignalReadPipe,iSignalWritePipe); |
|
592 |
if(lRetVal != KErrNone) |
|
593 |
{ |
|
594 |
iSignalInitSemaphore.Signal(); |
|
595 |
return lRetVal; |
|
596 |
} |
|
597 |
lRetVal = iSignalSession.SendPipe(iSignalWritePipe); // check return value |
|
598 |
if(lRetVal != KErrNone) |
|
599 |
{ |
|
600 |
iSignalInitSemaphore.Signal(); |
|
601 |
return lRetVal; |
|
602 |
} |
|
603 |
||
604 |
/* Closing the end of the pipe that's been sent to the server */ |
|
605 |
iSignalWritePipe.Close(); |
|
606 |
||
607 |
iSignalsInitialized = ETrue; |
|
608 |
iSignalInitSemaphore.Signal(); |
|
609 |
iSignalLoopRunning = ETrue; |
|
610 |
iPipeReadStatus = KRequestPending; |
|
611 |
iSignalReadPipe.NotifyDataAvailable(iPipeReadStatus); |
|
612 |
while(iSignalLoopRunning) |
|
613 |
{ |
|
614 |
User::WaitForAnyRequest(); |
|
615 |
if(iSignalLoopRunning == false) { |
|
616 |
break; |
|
617 |
} |
|
618 |
// Check if it is a pipe read |
|
619 |
if(iPipeReadStatus != KRequestPending) |
|
620 |
{ |
|
621 |
if(iPipeReadStatus == KErrNone) |
|
622 |
{ |
|
623 |
TBuf8<KSigMsgLength> lMsgBuf; |
|
624 |
TInt lRetVal = KErrNone; |
|
625 |
lRetVal = iSignalReadPipe.Read(lMsgBuf,KSigMsgLength); |
|
626 |
TSignalMessage lMsg; |
|
627 |
TInt lIdx = 0; |
|
628 |
||
629 |
if(lMsg.Unmarshall(lMsgBuf)==KErrNone && lRetVal >= 0) |
|
630 |
||
631 |
{ |
|
632 |
TInt lIdx1 = 0, lIdx2 = 0, lIdx3 = 0; |
|
633 |
TSignalMessage lTmpMsg1,lTmpMsg2,lTmpMsg3; |
|
634 |
TBool lSignalsFound = ETrue; |
|
635 |
||
636 |
TChildWaiter lWaiter; |
|
637 |
||
638 |
switch(lMsg.mType) |
|
639 |
{ |
|
640 |
case TSignalMessage::ESignalValuePair: |
|
641 |
case TSignalMessage::ESignal: |
|
642 |
case TSignalMessage::ERtTimerSignal: |
|
643 |
WaitOrHandleSignal(lMsg); |
|
644 |
break; |
|
645 |
case TSignalMessage::EDequeueSignal: |
|
646 |
lTmpMsg1.mType = TSignalMessage::ESignal; |
|
647 |
lTmpMsg1.mSignal = lMsg.mSignal; |
|
648 |
||
649 |
lTmpMsg2.mType = TSignalMessage::ESignalValuePair; |
|
650 |
lTmpMsg2.mSigVal.mSignal = lMsg.mSignal; |
|
651 |
||
652 |
lTmpMsg3.mType = TSignalMessage::ERtTimerSignal; |
|
653 |
lTmpMsg3.mRtSignal.mSignal = lMsg.mSignal; |
|
654 |
while(lSignalsFound) |
|
655 |
{ |
|
656 |
iBlockedSAMutex.Wait(); |
|
657 |
lIdx1 = iBlockedSigArray.Find(lTmpMsg1,TSignalMessage::SignalMatchBySigNum); |
|
658 |
lIdx2 = iBlockedSigArray.Find(lTmpMsg2,TSignalMessage::SigValMatchBySigNum); |
|
659 |
lIdx3 = iBlockedSigArray.Find(lTmpMsg3,TSignalMessage::SigValMatchBySigNum); |
|
660 |
iBlockedSAMutex.Signal(); |
|
661 |
if(lIdx1 == KErrNotFound && lIdx2 == KErrNotFound) |
|
662 |
{ |
|
663 |
lSignalsFound = EFalse; |
|
664 |
} |
|
665 |
else |
|
666 |
{ |
|
667 |
if(lIdx1 != KErrNotFound) |
|
668 |
{ |
|
669 |
HandleSignal(lTmpMsg1,ETrue); |
|
670 |
iBlockedSAMutex.Wait(); |
|
671 |
iBlockedSigArray.Remove(lIdx1); |
|
672 |
iBlockedSAMutex.Signal(); |
|
673 |
} |
|
674 |
if(lIdx2 != KErrNotFound) |
|
675 |
{ |
|
676 |
HandleSignal(lTmpMsg2,ETrue); |
|
677 |
iBlockedSAMutex.Wait(); |
|
678 |
iBlockedSigArray.Remove(lIdx2); |
|
679 |
iBlockedSAMutex.Signal(); |
|
680 |
} |
|
681 |
if(lIdx3 != KErrNotFound) |
|
682 |
{ |
|
683 |
HandleSignal(lTmpMsg3, ETrue); |
|
684 |
iBlockedSAMutex.Wait(); |
|
685 |
iBlockedSigArray.Remove(lIdx3); |
|
686 |
iBlockedSAMutex.Signal(); |
|
687 |
} |
|
688 |
} |
|
689 |
} |
|
690 |
break; |
|
691 |
case TSignalMessage::EAlarmRegistration: |
|
692 |
if((iAlarmStatus == KRequestPending) && iIsTimerActive) |
|
693 |
{ |
|
694 |
iAlarmTimer.Cancel(); |
|
695 |
iIsTimerActive = EFalse; |
|
696 |
} |
|
697 |
if(lMsg.mTimeOut) |
|
698 |
{ |
|
699 |
iAlarmTimer.After(iAlarmStatus,lMsg.mTimeOut*1000000); |
|
700 |
iAlarmStartTime.HomeTime(); |
|
701 |
iIsTimerActive = ETrue; |
|
702 |
} |
|
703 |
break; |
|
704 |
case TSignalMessage::EWaitOnChild: |
|
705 |
lWaiter.iWaiterPid = TProcessId(lMsg.mPid); |
|
706 |
lWaiter.iWaiterStatus = KRequestPending; |
|
707 |
lIdx = iChildWaiterArray.Find(lWaiter,TChildWaiter::MatchByPid); |
|
708 |
if(lIdx == KErrNotFound) |
|
709 |
{ |
|
710 |
lWaiter.iWaiterPid = TProcessId(lMsg.mPid); |
|
711 |
lWaiter.iWaiterStatus = KRequestPending; |
|
712 |
iChildWaiterArray.Append(lWaiter); |
|
713 |
lIdx = iChildWaiterArray.Find(lWaiter,TChildWaiter::MatchByPid); |
|
714 |
if(lIdx != KErrNotFound) |
|
715 |
{ |
|
716 |
RProcess lProcess; |
|
717 |
if(lProcess.Open(TProcessId(iChildWaiterArray[lIdx].iWaiterPid)) == KErrNone) |
|
718 |
{ |
|
719 |
lProcess.Logon(iChildWaiterArray[lIdx].iWaiterStatus); |
|
720 |
} |
|
721 |
} |
|
722 |
} |
|
723 |
else |
|
724 |
{ |
|
725 |
TProcessId lPid(iChildWaiterArray[lIdx].iWaiterPid); |
|
726 |
iChildWaiterArray[lIdx].iWaiterStatus = KRequestPending; |
|
727 |
RProcess lProcess(lPid); |
|
728 |
lProcess.Logon(iChildWaiterArray[lIdx].iWaiterStatus); |
|
729 |
} |
|
730 |
break; |
|
731 |
default: |
|
732 |
break; |
|
733 |
} |
|
734 |
} |
|
735 |
} |
|
736 |
iPipeReadStatus = KRequestPending; |
|
737 |
iSignalReadPipe.NotifyDataAvailable(iPipeReadStatus); |
|
738 |
} |
|
739 |
if((iAlarmStatus != KRequestPending) && iIsTimerActive) |
|
740 |
{ |
|
741 |
if(iAlarmStatus == KErrNone) |
|
742 |
{ |
|
743 |
TSignalMessage lMsg; |
|
744 |
lMsg.mType = TSignalMessage::ESignal; |
|
745 |
lMsg.mSignal = SIGALRM; |
|
746 |
WaitOrHandleSignal(lMsg); |
|
747 |
} |
|
748 |
iIsTimerActive = EFalse; |
|
749 |
} |
|
750 |
TBool lChildCheckRunning = ETrue; |
|
751 |
while(lChildCheckRunning) |
|
752 |
{ |
|
753 |
TChildWaiter lWaiter; |
|
754 |
lWaiter.iWaiterStatus = KErrNone; // dummy waiter to match non pending waiters |
|
755 |
TInt lTimerIdx = iChildWaiterArray.Find(lWaiter,TChildWaiter::MatchNotPending); |
|
756 |
if(lTimerIdx != KErrNotFound) |
|
757 |
{ |
|
758 |
TSignalMessage lSigChldMsg; |
|
759 |
lSigChldMsg.mType = TSignalMessage::ESignal; |
|
760 |
lSigChldMsg.mSignal = SIGCHLD; |
|
761 |
TBuf8<KSigMsgLength> lMsgBuf; |
|
762 |
lSigChldMsg.Marshall(lMsgBuf); |
|
763 |
iSignalWritePipe.Write(lMsgBuf,KSigMsgLength); |
|
764 |
iChildWaiterArray.Remove(lTimerIdx); |
|
765 |
} |
|
766 |
else |
|
767 |
{ |
|
768 |
lChildCheckRunning = EFalse; |
|
769 |
} |
|
770 |
} |
|
771 |
} |
|
772 |
if(iPipeReadStatus == KRequestPending) |
|
773 |
{ |
|
774 |
iSignalReadPipe.CancelDataAvailable(); |
|
775 |
} |
|
776 |
iSignalReadPipe.Close(); |
|
777 |
||
778 |
if(iAlarmStatus == KRequestPending) |
|
779 |
{ |
|
780 |
iAlarmTimer.Cancel(); |
|
781 |
} |
|
782 |
TInt lCounterIdx = 0; |
|
783 |
for(lCounterIdx = 0; lCounterIdx < iChildWaiterArray.Count(); lCounterIdx++) |
|
784 |
{ |
|
785 |
if(iChildWaiterArray[lCounterIdx].iWaiterStatus == KRequestPending) |
|
786 |
{ |
|
787 |
RProcess lProcess; |
|
788 |
if(lProcess.Open(TProcessId(iChildWaiterArray[lCounterIdx].iWaiterPid)) == KErrNone) |
|
789 |
{ |
|
790 |
lProcess.LogonCancel(iChildWaiterArray[lCounterIdx].iWaiterStatus); |
|
791 |
lProcess.Close(); |
|
792 |
} |
|
793 |
} |
|
794 |
} |
|
795 |
iSignalSession.Close(); |
|
796 |
return KErrNone; |
|
797 |
} |
|
798 |
||
799 |
static TInt sSignalHandler(TAny* aData) |
|
800 |
{ |
|
801 |
CLocalSystemInterface* lClsi = 0; |
|
802 |
TInt ret = 0; |
|
803 |
if(aData == 0) |
|
804 |
return KErrGeneral; |
|
805 |
||
806 |
lClsi = static_cast<CLocalSystemInterface*>(aData); |
|
807 |
CTrapCleanup* pCleanup = CTrapCleanup::New(); |
|
808 |
if (pCleanup) |
|
809 |
{ |
|
810 |
ret = lClsi->SignalHandler(); |
|
811 |
delete pCleanup; |
|
812 |
} |
|
813 |
else |
|
814 |
{ |
|
815 |
ret = KErrNoMemory; |
|
816 |
} |
|
817 |
return ret; |
|
818 |
} |
|
819 |
||
820 |
// ----------------------------------------------------------------------------- |
|
821 |
// CLocalSystemInterface::InitSignalHandler |
|
822 |
// ----------------------------------------------------------------------------- |
|
823 |
// |
|
824 |
EXPORT_C void CLocalSystemInterface::InitSignalHandler() |
|
825 |
{ |
|
826 |
if(iSignalsInitialized) |
|
827 |
return; |
|
828 |
||
829 |
// Create thread |
|
830 |
iSignalHandlerThread.Create(KNullDesC,sSignalHandler,KDefaultStackSize,NULL,this); |
|
831 |
// Raise priority |
|
832 |
iSignalHandlerThread.SetPriority(EPriorityAbsoluteHigh); |
|
833 |
iSignalHandlerThread.Resume(); |
|
834 |
||
835 |
iSignalInitSemaphore.Wait(); |
|
836 |
return; |
|
837 |
} |
|
838 |
||
839 |
// ----------------------------------------------------------------------------- |
|
840 |
// CLocalSystemInterface::EnsureSignalsInitialized |
|
841 |
// ----------------------------------------------------------------------------- |
|
842 |
// |
|
843 |
TInt CLocalSystemInterface::EnsureSignalsInitialized() |
|
844 |
{ |
|
845 |
return KErrNone; |
|
846 |
} |
|
847 |
||
848 |
// ----------------------------------------------------------------------------- |
|
849 |
// CLocalSystemInterface::SigWaitInternal |
|
850 |
// ----------------------------------------------------------------------------- |
|
851 |
// |
|
852 |
TInt CLocalSystemInterface::SigWaitInternal(TUint64 aWaitSet,TSignalMessage* aMsg,TInt aTimeout,TBool aTimeCheckFailed) |
|
853 |
{ |
|
854 |
if(aWaitSet == 0) |
|
855 |
return KErrArgument; |
|
856 |
||
857 |
TInt lArrayIdx = 0,lSignalIdx = 1; |
|
858 |
while(lSignalIdx <= SIGRTMAX) |
|
859 |
{ |
|
860 |
if(SIG_SIGNAL_PRESENT_IN_SIGSET(lSignalIdx,aWaitSet) && lSignalIdx != SIGKILL && lSignalIdx != SIGSTOP) |
|
861 |
{ |
|
862 |
TSignalMessage lTmpMsg; |
|
863 |
||
864 |
lTmpMsg.mType = TSignalMessage::ESignal; |
|
865 |
lTmpMsg.mSignal = lSignalIdx; |
|
866 |
iBlockedSAMutex.Wait(); |
|
867 |
lArrayIdx = iBlockedSigArray.Find(lTmpMsg,TSignalMessage::SignalMatchBySigNum); |
|
868 |
iBlockedSAMutex.Signal(); |
|
869 |
if(lArrayIdx != KErrNotFound) |
|
870 |
{ |
|
871 |
if(aMsg) |
|
872 |
{ |
|
873 |
aMsg->mType = TSignalMessage::ESignal; |
|
874 |
iBlockedSAMutex.Wait(); |
|
875 |
aMsg->mSignal = iBlockedSigArray[lArrayIdx].mSignal; |
|
876 |
iBlockedSAMutex.Signal(); |
|
877 |
} |
|
878 |
iBlockedSAMutex.Wait(); |
|
879 |
iBlockedSigArray.Remove(lArrayIdx); |
|
880 |
iBlockedSAMutex.Signal(); |
|
881 |
return KErrNone; |
|
882 |
} |
|
883 |
||
884 |
lTmpMsg.mType = TSignalMessage::ESignalValuePair; |
|
885 |
lTmpMsg.mSigVal.mSignal = lSignalIdx; |
|
886 |
iBlockedSAMutex.Wait(); |
|
887 |
lArrayIdx = iBlockedSigArray.Find(lTmpMsg,TSignalMessage::SigValMatchBySigNum); |
|
888 |
iBlockedSAMutex.Signal(); |
|
889 |
if(lArrayIdx != KErrNotFound) |
|
890 |
{ |
|
891 |
if(aMsg) |
|
892 |
{ |
|
893 |
aMsg->mType = TSignalMessage::ESignalValuePair; |
|
894 |
iBlockedSAMutex.Wait(); |
|
895 |
aMsg->mSigVal.mSignal = iBlockedSigArray[lArrayIdx].mSigVal.mSignal; |
|
896 |
aMsg->mSigVal.mValue = iBlockedSigArray[lArrayIdx].mSigVal.mValue; |
|
897 |
iBlockedSAMutex.Signal(); |
|
898 |
} |
|
899 |
iBlockedSAMutex.Wait(); |
|
900 |
iBlockedSigArray.Remove(lArrayIdx); |
|
901 |
iBlockedSAMutex.Signal(); |
|
902 |
return KErrNone; |
|
903 |
} |
|
904 |
||
905 |
lTmpMsg.mType = TSignalMessage::ERtTimerSignal; |
|
906 |
lTmpMsg.mRtSignal.mSignal = lSignalIdx; |
|
907 |
iBlockedSAMutex.Wait(); |
|
908 |
lArrayIdx = iBlockedSigArray.Find(lTmpMsg,TSignalMessage::SigValMatchBySigNum); |
|
909 |
iBlockedSAMutex.Signal(); |
|
910 |
if(lArrayIdx != KErrNotFound) |
|
911 |
{ |
|
912 |
if(aMsg) |
|
913 |
{ |
|
914 |
aMsg->mType = TSignalMessage::ERtTimerSignal; |
|
915 |
iBlockedSAMutex.Wait(); |
|
916 |
aMsg->mRtSignal.mSignal = iBlockedSigArray[lArrayIdx].mRtSignal.mSignal; |
|
917 |
iBlockedSAMutex.Signal(); |
|
918 |
} |
|
919 |
iBlockedSAMutex.Wait(); |
|
920 |
iBlockedSigArray.Remove(lArrayIdx); |
|
921 |
iBlockedSAMutex.Signal(); |
|
922 |
return KErrNone; |
|
923 |
} |
|
924 |
} |
|
925 |
lSignalIdx++; |
|
926 |
} |
|
927 |
||
928 |
if(aTimeCheckFailed) |
|
929 |
return KErrGeneral; |
|
930 |
||
931 |
TSignalMessage lMsg; |
|
932 |
TSignalWaiter lWaiter(aWaitSet,&lMsg); |
|
933 |
||
934 |
iSignalWaiterMutex.Wait(); |
|
935 |
RHeap* oldHeap = User::SwitchHeap(iPrivateHeap); |
|
936 |
iSignalWaiterArray.Append(lWaiter); |
|
937 |
User::SwitchHeap(oldHeap); |
|
938 |
||
939 |
iSignalWaiterMutex.Signal(); |
|
940 |
if(aTimeout > 0) |
|
941 |
{ |
|
942 |
TInt lRetVal = lWaiter.iSigWaitSemaphore.Wait(aTimeout); |
|
943 |
if(lRetVal != KErrNone) |
|
944 |
{ |
|
945 |
// Timed out |
|
946 |
TSignalWaiter lTempWaiter(0,0); |
|
947 |
TInt lIdx; |
|
948 |
iSignalWaiterMutex.Wait(); |
|
949 |
lIdx = iSignalWaiterArray.Find(lTempWaiter,TSignalWaiter::MatchByThreadId); |
|
950 |
if(lIdx != KErrNotFound) |
|
951 |
{ |
|
952 |
oldHeap = User::SwitchHeap(iPrivateHeap); |
|
953 |
iSignalWaiterArray.Remove(lIdx); |
|
954 |
User::SwitchHeap(oldHeap); |
|
955 |
} |
|
956 |
iSignalWaiterMutex.Signal(); |
|
957 |
return KErrTimedOut; |
|
958 |
} |
|
959 |
} |
|
960 |
else |
|
961 |
lWaiter.iSigWaitSemaphore.Wait(); |
|
962 |
||
963 |
TSignalWaiter lTempWaiter(0,0); |
|
964 |
TInt lIdx = 0; |
|
965 |
iSignalWaiterMutex.Wait(); |
|
966 |
lIdx = iSignalWaiterArray.Find(lTempWaiter,TSignalWaiter::MatchByThreadId); |
|
967 |
if(lIdx != KErrNotFound) |
|
968 |
{ |
|
969 |
oldHeap = User::SwitchHeap(iPrivateHeap); |
|
970 |
iSignalWaiterArray.Remove(lIdx); |
|
971 |
User::SwitchHeap(oldHeap); |
|
972 |
} |
|
973 |
iSignalWaiterMutex.Signal(); |
|
974 |
||
975 |
if(lMsg.mType == TSignalMessage::ESignal) |
|
976 |
{ |
|
977 |
aMsg->mType = TSignalMessage::ESignal; |
|
978 |
aMsg->mSignal = lMsg.mSignal; |
|
979 |
} |
|
980 |
else if(lMsg.mType == TSignalMessage::ESignalValuePair) |
|
981 |
{ |
|
982 |
aMsg->mType = TSignalMessage::ESignalValuePair; |
|
983 |
aMsg->mSigVal.mSignal = lMsg.mSigVal.mSignal; |
|
984 |
aMsg->mSigVal.mValue = lMsg.mSigVal.mValue; |
|
985 |
} |
|
986 |
else if(lMsg.mType == TSignalMessage::ERtTimerSignal) |
|
987 |
{ |
|
988 |
aMsg->mType = TSignalMessage::ERtTimerSignal; |
|
989 |
aMsg->mRtSignal.mSignal = lMsg.mRtSignal.mSignal; |
|
990 |
} |
|
991 |
else |
|
992 |
{ |
|
993 |
return KErrGeneral; |
|
994 |
} |
|
995 |
return KErrNone; |
|
996 |
} |
|
997 |
||
998 |
// ----------------------------------------------------------------------------- |
|
999 |
// CLocalSystemInterface::RegisterExitNotification |
|
1000 |
// ----------------------------------------------------------------------------- |
|
1001 |
// |
|
1002 |
void CLocalSystemInterface::RegisterExitNotification(TProcessId aPid) |
|
1003 |
{ |
|
1004 |
TSignalMessage lMsg; |
|
1005 |
lMsg.mType = TSignalMessage::EWaitOnChild; |
|
1006 |
lMsg.mPid = aPid.Id(); |
|
1007 |
TBuf8<KSigMsgLength> lMsgBuf; |
|
1008 |
lMsg.Marshall(lMsgBuf); |
|
1009 |
iSignalWritePipe.Write(lMsgBuf,KSigMsgLength); |
|
1010 |
return; |
|
1011 |
} |
|
1012 |
||
1013 |
// ----------------------------------------------------------------------------- |
|
1014 |
// CLocalSystemInterface::InitializeSigHandlers |
|
1015 |
// ----------------------------------------------------------------------------- |
|
1016 |
// |
|
1017 |
void CLocalSystemInterface::InitializeSignalHandlers() |
|
1018 |
{ |
|
1019 |
iSigHandlerMutex.CreateLocal(); |
|
1020 |
iAlarmTimer.CreateLocal(); // what should be done if fails |
|
1021 |
iIsTimerActive = EFalse; |
|
1022 |
} |
|
1023 |
||
1024 |
// ----------------------------------------------------------------------------- |
|
1025 |
// CLocalSystemInterface::HandleSignal |
|
1026 |
// ----------------------------------------------------------------------------- |
|
1027 |
// |
|
1028 |
void CLocalSystemInterface::HandleSignal(TSignalMessage& aMsg,TBool aIsDequeued) |
|
1029 |
{ |
|
1030 |
TUint8 lSigNum = 0; |
|
1031 |
||
1032 |
if(aMsg.mType == TSignalMessage::ESignal) |
|
1033 |
lSigNum = aMsg.mSignal; |
|
1034 |
else if(aMsg.mType == TSignalMessage::ERtTimerSignal) |
|
1035 |
lSigNum = aMsg.mRtSignal.mSignal; |
|
1036 |
else |
|
1037 |
lSigNum = aMsg.mSigVal.mSignal; |
|
1038 |
||
1039 |
if(lSigNum <= 0 || lSigNum > SIGRTMAX) |
|
1040 |
return; |
|
1041 |
||
1042 |
if(SIG_SIGNAL_PRESENT_IN_SIGSET(lSigNum,iSigMask) && !aIsDequeued) |
|
1043 |
{ |
|
1044 |
TInt lIdx = 0; |
|
1045 |
TSignalMessage lTmpMsg; |
|
1046 |
||
1047 |
lTmpMsg.mType = aMsg.mType; |
|
1048 |
if(aMsg.mType == TSignalMessage::ESignal) |
|
1049 |
{ |
|
1050 |
lTmpMsg.mSignal = aMsg.mSignal; |
|
1051 |
iBlockedSAMutex.Wait(); |
|
1052 |
lIdx = iBlockedSigArray.Find(lTmpMsg,TSignalMessage::SignalMatchBySigNum); |
|
1053 |
iBlockedSAMutex.Signal(); |
|
1054 |
if(lIdx == KErrNotFound || lSigNum >= SIGRTMIN) |
|
1055 |
{ |
|
1056 |
lTmpMsg.mType = TSignalMessage::ESignal; |
|
1057 |
lTmpMsg.mSignal = aMsg.mSignal; |
|
1058 |
iBlockedSAMutex.Wait(); |
|
1059 |
iBlockedSigArray.Append(lTmpMsg); |
|
1060 |
iBlockedSAMutex.Signal(); |
|
1061 |
} |
|
1062 |
} |
|
1063 |
else if(aMsg.mType == TSignalMessage::ESignalValuePair) |
|
1064 |
{ |
|
1065 |
lTmpMsg.mSigVal.mSignal = aMsg.mSigVal.mSignal; |
|
1066 |
lTmpMsg.mSigVal.mValue = aMsg.mSigVal.mValue; |
|
1067 |
iBlockedSAMutex.Wait(); |
|
1068 |
iBlockedSigArray.Append(lTmpMsg); |
|
1069 |
iBlockedSAMutex.Signal(); |
|
1070 |
} |
|
1071 |
else if(aMsg.mType == TSignalMessage::ERtTimerSignal) |
|
1072 |
{ |
|
1073 |
lTmpMsg.mSignal = aMsg.mRtSignal.mSignal; |
|
1074 |
iBlockedSAMutex.Wait(); |
|
1075 |
lIdx = iBlockedSigArray.Find(lTmpMsg,TSignalMessage::SignalMatchBySigNum); |
|
1076 |
iBlockedSAMutex.Signal(); |
|
1077 |
if(lIdx == KErrNotFound || lSigNum >= SIGRTMIN) |
|
1078 |
{ |
|
1079 |
lTmpMsg.mType = TSignalMessage::ERtTimerSignal; |
|
1080 |
lTmpMsg.mRtSignal.mSignal = aMsg.mRtSignal.mSignal; |
|
1081 |
iBlockedSAMutex.Wait(); |
|
1082 |
iBlockedSigArray.Append(lTmpMsg); |
|
1083 |
iBlockedSAMutex.Signal(); |
|
1084 |
} |
|
1085 |
} |
|
1086 |
||
1087 |
return; |
|
1088 |
} |
|
1089 |
else |
|
1090 |
{ |
|
1091 |
SuspendOtherThreads();// suspend all other threads |
|
1092 |
TUint32 lSigVal = 0; |
|
1093 |
TSignalHandler lCurHandler = 0; |
|
1094 |
TSignalAction lCurAction = 0; |
|
1095 |
||
1096 |
if(aMsg.mType == TSignalMessage::ESignal) |
|
1097 |
lSigNum = aMsg.mSignal; |
|
1098 |
else if(aMsg.mType == TSignalMessage::ESignalValuePair) |
|
1099 |
{ |
|
1100 |
lSigNum = aMsg.mSigVal.mSignal; |
|
1101 |
lSigVal = aMsg.mSigVal.mValue; |
|
1102 |
} |
|
1103 |
else if(aMsg.mType == TSignalMessage::ERtTimerSignal) |
|
1104 |
{ |
|
1105 |
lSigNum = aMsg.mRtSignal.mSignal; |
|
1106 |
#ifdef SYMBIAN_OE_LIBRT |
|
1107 |
//reset the overrun count before calling the handler/action. |
|
1108 |
ResetOverrun(aMsg.mRtSignal.mTimerId); |
|
1109 |
#endif //SYMBIAN_OE_LIBRT |
|
1110 |
} |
|
1111 |
else |
|
1112 |
{ |
|
1113 |
ResumeOtherThreads(); |
|
1114 |
return; |
|
1115 |
} |
|
1116 |
iSigHandlerMutex.Wait(); |
|
1117 |
lCurHandler = iSigActions[lSigNum -1].iSigHandler; |
|
1118 |
lCurAction = iSigActions[lSigNum-1].iSigAction; |
|
1119 |
||
1120 |
if(lCurAction) |
|
1121 |
{ |
|
1122 |
siginfo_t lsiginfo; |
|
1123 |
lsiginfo.si_signo = lSigNum; |
|
1124 |
lsiginfo.si_value.sival_int = lSigVal; |
|
1125 |
lCurAction(lSigNum,&lsiginfo,(void*)0); // setting context as 0 |
|
1126 |
} |
|
1127 |
else |
|
1128 |
{ |
|
1129 |
if(lCurHandler == SIG_DFL) |
|
1130 |
{ |
|
1131 |
CallDefaultHandler(lSigNum); |
|
1132 |
} |
|
1133 |
else if(lCurHandler != SIG_IGN) |
|
1134 |
{ |
|
1135 |
lCurHandler(lSigNum); |
|
1136 |
} |
|
1137 |
} |
|
1138 |
ResumeOtherThreads();// resume all other threads |
|
1139 |
} |
|
1140 |
||
1141 |
if(iSigActions[lSigNum -1].iSigFlags & SA_RESETHAND) |
|
1142 |
{ |
|
1143 |
iSigActions[lSigNum -1].iSigHandler = SIG_DFL; |
|
1144 |
} |
|
1145 |
iSigHandlerMutex.Signal(); |
|
1146 |
||
1147 |
return; |
|
1148 |
} |
|
1149 |
||
1150 |
// ----------------------------------------------------------------------------- |
|
1151 |
// sig_exit |
|
1152 |
// ----------------------------------------------------------------------------- |
|
1153 |
// |
|
1154 |
static void sig_exit() |
|
1155 |
{ |
|
1156 |
Backend()->Exit(0); // Check if clean exit or terminate is to be done |
|
1157 |
return; |
|
1158 |
} |
|
1159 |
||
1160 |
// ----------------------------------------------------------------------------- |
|
1161 |
// CLocalSystemInterface::CallDefaultHandler |
|
1162 |
// ----------------------------------------------------------------------------- |
|
1163 |
// |
|
1164 |
void CLocalSystemInterface::CallDefaultHandler(int aSigNum) |
|
1165 |
{ |
|
1166 |
if(aSigNum < 1 || aSigNum > SIGRTMAX) |
|
1167 |
return; |
|
1168 |
||
1169 |
switch(aSigNum) |
|
1170 |
{ |
|
1171 |
case SIGTERM: |
|
1172 |
case SIGKILL: |
|
1173 |
case SIGALRM: |
|
1174 |
case SIGPIPE: |
|
1175 |
sig_exit(); |
|
1176 |
break; |
|
1177 |
case SIGQUIT: |
|
1178 |
default: |
|
1179 |
// SIG_IGN - Do nothing; |
|
1180 |
break; |
|
1181 |
} |
|
1182 |
return; |
|
1183 |
} |
|
1184 |
||
1185 |
// ----------------------------------------------------------------------------- |
|
1186 |
// CLocalSystemInterface::SuspendOtherThreads |
|
1187 |
// ----------------------------------------------------------------------------- |
|
1188 |
// |
|
1189 |
_LIT(KThreadFormatString,"*"); |
|
1190 |
||
1191 |
TInt CLocalSystemInterface::SuspendOtherThreads() |
|
1192 |
{ |
|
1193 |
TFileName lProcessName = RProcess().FileName(); |
|
1194 |
TBuf<256> lThreadNameString; |
|
1195 |
TFullName lThreadName; |
|
1196 |
||
1197 |
#ifdef SYMBIAN_OE_LIBRT |
|
1198 |
TBool lFoundTimerServ = EFalse; |
|
1199 |
#endif |
|
1200 |
||
1201 |
TParsePtr lParser(lProcessName); |
|
1202 |
TPtrC lName = lParser.NameAndExt(); |
|
1203 |
||
1204 |
||
1205 |
lThreadNameString.Append(lName); |
|
1206 |
lThreadNameString.Append(KThreadFormatString); |
|
1207 |
||
1208 |
TFindThread lFindPattern(lThreadNameString); |
|
1209 |
TInt lRetVal = KErrNone; |
|
1210 |
||
1211 |
while(lRetVal == KErrNone) |
|
1212 |
{ |
|
1213 |
lRetVal = lFindPattern.Next(lThreadName); |
|
1214 |
if(lRetVal == KErrNone) |
|
1215 |
{ |
|
1216 |
#ifdef SYMBIAN_OE_LIBRT |
|
1217 |
if(!lFoundTimerServ && (lThreadName.Match(_L("*LibrtTimerServ")) != KErrNotFound)) |
|
1218 |
{ |
|
1219 |
lFoundTimerServ = ETrue; |
|
1220 |
continue; |
|
1221 |
} |
|
1222 |
#endif |
|
1223 |
RThread lThread; |
|
1224 |
RProcess lProcess; |
|
1225 |
if(lThread.Open(lThreadName) == KErrNone) |
|
1226 |
{ |
|
1227 |
lThread.Process(lProcess); |
|
1228 |
if( (lProcess.Id() == RProcess().Id()) && |
|
1229 |
(lThread.Id() != RThread().Id()) ) |
|
1230 |
lThread.Suspend(); |
|
1231 |
lThread.Close(); |
|
1232 |
} |
|
1233 |
} |
|
1234 |
} |
|
1235 |
||
1236 |
return KErrNone; |
|
1237 |
} |
|
1238 |
||
1239 |
// ----------------------------------------------------------------------------- |
|
1240 |
// CLocalSystemInterface::ResumeOtherThreads |
|
1241 |
// ----------------------------------------------------------------------------- |
|
1242 |
// |
|
1243 |
TInt CLocalSystemInterface::ResumeOtherThreads() |
|
1244 |
{ |
|
1245 |
TFileName lProcessName = RProcess().FileName(); |
|
1246 |
TBuf<256> lThreadNameString; |
|
1247 |
TFullName lThreadName; |
|
1248 |
#ifdef SYMBIAN_OE_LIBRT |
|
1249 |
TBool lFoundTimerServ = EFalse; |
|
1250 |
#endif |
|
1251 |
TParsePtr lParser(lProcessName); |
|
1252 |
TPtrC lName = lParser.NameAndExt(); |
|
1253 |
||
1254 |
||
1255 |
lThreadNameString.Append(lName); |
|
1256 |
lThreadNameString.Append(KThreadFormatString); |
|
1257 |
||
1258 |
TFindThread lFindPattern(lThreadNameString); |
|
1259 |
TInt lRetVal = KErrNone; |
|
1260 |
||
1261 |
while(lRetVal == KErrNone) |
|
1262 |
{ |
|
1263 |
lRetVal = lFindPattern.Next(lThreadName); |
|
1264 |
if(lRetVal == KErrNone) |
|
1265 |
{ |
|
1266 |
#ifdef SYMBIAN_OE_LIBRT |
|
1267 |
if(!lFoundTimerServ && (lThreadName.Match(_L("*LibrtTimerServ")) != KErrNotFound)) |
|
1268 |
{ |
|
1269 |
lFoundTimerServ = ETrue; |
|
1270 |
continue; |
|
1271 |
} |
|
1272 |
#endif |
|
1273 |
RThread lThread; |
|
1274 |
RProcess lProcess; |
|
1275 |
if(lThread.Open(lThreadName) == KErrNone) |
|
1276 |
{ |
|
1277 |
lThread.Process(lProcess); |
|
1278 |
if( (lProcess.Id() == RProcess().Id()) && |
|
1279 |
(lThread.Id() != RThread().Id()) ) |
|
1280 |
lThread.Resume(); |
|
1281 |
lThread.Close(); |
|
1282 |
} |
|
1283 |
} |
|
1284 |
} |
|
1285 |
||
1286 |
return KErrNone; |
|
1287 |
} |
|
1288 |
||
1289 |
#endif // SYMBIAN_OE_POSIX_SIGNALS |
|
1290 |
||
1291 |
// ----------------------------------------------------------------------------- |
|
1292 |
// CLocalSystemInterface::fcntl |
|
1293 |
// Implementation for fcntl |
|
1294 |
// ----------------------------------------------------------------------------- |
|
1295 |
// |
|
1296 |
int CLocalSystemInterface::fcntl (int aFid, int aCmd, long anArg, int& anErrno) |
|
1297 |
{ |
|
1298 |
return iFids.fcntl(aFid, aCmd, anArg, anErrno); |
|
1299 |
} |
|
1300 |
||
1301 |
||
1302 |
int CLocalSystemInterface::fchmod (int fd , mode_t perms, int& anErrno) |
|
1303 |
{ |
|
1304 |
CFileDescBase *f = NULL; |
|
1305 |
||
1306 |
TInt err = iFids.At(fd, f); |
|
1307 |
||
1308 |
if(!err) |
|
1309 |
{ |
|
1310 |
switch(perms & (S_IWUSR | S_IRUSR )) |
|
1311 |
{ |
|
1312 |
case S_IRUSR | S_IWUSR : |
|
1313 |
case S_IWUSR : |
|
1314 |
{ |
|
1315 |
err = f->SetAtt(0, KEntryAttReadOnly); |
|
1316 |
break; |
|
1317 |
} |
|
1318 |
case S_IRUSR : |
|
1319 |
{ |
|
1320 |
err = f->SetAtt(KEntryAttReadOnly, 0); |
|
1321 |
break; |
|
1322 |
} |
|
1323 |
default : |
|
1324 |
{ |
|
1325 |
err = KErrArgument; |
|
1326 |
break; |
|
1327 |
} |
|
1328 |
} |
|
1329 |
} |
|
1330 |
return MapError(err, anErrno); |
|
1331 |
} |
|
1332 |
||
1333 |
// Synchronous layer over CFileTable asynchronous routines |
|
1334 |
int CLocalSystemInterface::read (int fid, char* buf, unsigned long len, int& anErrno) |
|
1335 |
{ |
|
1336 |
CFileDescBase* f=0; |
|
1337 |
TBool patchErr = EFalse; |
|
1338 |
||
1339 |
TInt err=iFids.Asynch(fid,f); |
|
1340 |
if (!err) |
|
1341 |
{ |
|
1342 |
//if the file is WRONLY then return Error here |
|
1343 |
TUint flgs = f->Fcntl(fid, F_GETFL); |
|
1344 |
if ((flgs & O_ACCMODE) == O_WRONLY) |
|
1345 |
{ |
|
1346 |
anErrno = EBADF; |
|
1347 |
f->Close(); // balances the Dup() in CFileTable::Asynch() |
|
1348 |
return -1; |
|
1349 |
} |
|
1350 |
||
1351 |
TRequestStatus readStatus; |
|
1352 |
TRequestStatus timerStatus(KRequestPending); |
|
1353 |
RTimer theTimer; |
|
1354 |
TBool timerRunning = EFalse; |
|
1355 |
||
1356 |
TPtr8 ptr((TText8 *)buf, len); |
|
1357 |
||
1358 |
if (f->TimedRead()) |
|
1359 |
{ |
|
1360 |
TTimeIntervalMicroSeconds32 timeout(f->TimeoutValue()*1000); |
|
1361 |
theTimer.CreateLocal(); |
|
1362 |
theTimer.After(timerStatus, timeout); |
|
1363 |
timerRunning = ETrue; |
|
1364 |
} |
|
1365 |
||
1366 |
//If its console based, fid = {0, 1, 2 } |
|
1367 |
if( fid >= 0 && fid <= 2 ) |
|
1368 |
{ |
|
1369 |
f->SetFid(fid); |
|
1370 |
} |
|
1371 |
||
1372 |
f->Read(ptr, readStatus); |
|
1373 |
||
1374 |
User::WaitForRequest(readStatus, timerStatus); |
|
1375 |
||
1376 |
if (timerRunning) |
|
1377 |
{ |
|
1378 |
if (timerStatus.Int() != KRequestPending) |
|
1379 |
{ |
|
1380 |
//cancel the read and wait for it |
|
1381 |
f->ReadCancel(); |
|
1382 |
patchErr = ETrue; //report this as a timeout not a cancel!! |
|
1383 |
User::WaitForRequest(readStatus); |
|
1384 |
} |
|
1385 |
else |
|
1386 |
{ |
|
1387 |
//if the timer was in operation |
|
1388 |
//cancel the timer |
|
1389 |
theTimer.Cancel(); |
|
1390 |
User::WaitForRequest(timerStatus); |
|
1391 |
} |
|
1392 |
theTimer.Close(); |
|
1393 |
} |
|
1394 |
||
1395 |
err=f->ReadCompletion(ptr, readStatus.Int()); |
|
1396 |
f->Close(); // balances the Dup() in CFileTable::Asynch() |
|
1397 |
if (err>0) |
|
1398 |
return err; |
|
1399 |
else if( (f->Attributes() & KPipeFd )|| (fid == 0)) |
|
1400 |
{ |
|
1401 |
// if EOF is reached in case of pipes or stdin |
|
1402 |
// TODO: Verify that this check is valid for console or comm-based stdin? |
|
1403 |
if(err == KErrEof) |
|
1404 |
{ |
|
1405 |
MapError(err,anErrno); |
|
1406 |
return 0; |
|
1407 |
} |
|
1408 |
} |
|
1409 |
else if( f->Type()==CFileDescBase::ESocketDesc || f->Type()==CFileDescBase::EFileSocketDesc) |
|
1410 |
{ |
|
1411 |
// if EOF is reached for the Socket return 0 |
|
1412 |
if(err == KErrEof) |
|
1413 |
{ |
|
1414 |
return 0; |
|
1415 |
} |
|
1416 |
if(err == KErrDisconnected) |
|
1417 |
{ |
|
1418 |
err = ECONNRESET; |
|
1419 |
} |
|
1420 |
} |
|
1421 |
} |
|
1422 |
if (patchErr) |
|
1423 |
err = ETIMEDOUT; |
|
1424 |
||
1425 |
return MapError(err,anErrno); |
|
1426 |
} |
|
1427 |
||
1428 |
int CLocalSystemInterface::write (int fid, const char* buf, unsigned long len, int& anErrno) |
|
1429 |
{ |
|
1430 |
CFileDescBase* f=0; |
|
1431 |
TInt err=iFids.Asynch(fid,f); |
|
1432 |
if (!err) |
|
1433 |
{ |
|
1434 |
TRequestStatus status; |
|
1435 |
TPtr8 ptr((TText8 *)buf, len, len); |
|
1436 |
||
1437 |
//If its console based, fid = {0, 1, 2 } |
|
1438 |
if( fid >= 0 && fid <= 2 ) |
|
1439 |
{ |
|
1440 |
f->SetFid(fid); |
|
1441 |
} |
|
1442 |
||
1443 |
TUint flgs = f->Fcntl(fid, F_GETFL); |
|
1444 |
||
1445 |
if((flgs & O_ACCMODE) == O_RDONLY) |
|
1446 |
{ |
|
1447 |
anErrno = EBADF; |
|
1448 |
f->Close(); // balances the Dup() in CFileTable::Asynch() |
|
1449 |
return -1; |
|
1450 |
} |
|
1451 |
f->Write(ptr,status); |
|
1452 |
User::WaitForRequest(status); |
|
1453 |
err=f->WriteCompletion(ptr, status.Int()); |
|
1454 |
f->Close(); // balances the Dup() in CFileTable::Asynch() |
|
1455 |
if (err > 0) |
|
1456 |
return err; |
|
1457 |
if((f->Type() == CFileDescBase::EFileSocketDesc || f->Type() == CFileDescBase::ESocketDesc) && err == KErrDisconnected) |
|
1458 |
{ |
|
1459 |
err = ECONNRESET; |
|
1460 |
} |
|
1461 |
} |
|
1462 |
return MapError(err,anErrno); |
|
1463 |
} |
|
1464 |
||
1465 |
int CLocalSystemInterface::recvfrom (int fid, char* buf, unsigned long len, int flags, struct sockaddr* from, unsigned long* fromsize, int& anErrno) |
|
1466 |
{ |
|
1467 |
CFileDescBase* f=0; |
|
1468 |
TInt err=iFids.Asynch(fid,f); |
|
1469 |
if (!err) |
|
1470 |
{ |
|
1471 |
TRequestStatus status; |
|
1472 |
TPtr8 ptr((TText8 *)buf, len); |
|
1473 |
struct sockaddr tmpAddr; |
|
1474 |
TUSockAddr addr(&tmpAddr); |
|
1475 |
f->RecvFrom(ptr,addr,flags,status); |
|
1476 |
User::WaitForRequest(status); |
|
1477 |
TInt ret=0; |
|
1478 |
err=f->CompletionStatus(ret, status.Int()); |
|
1479 |
f->Close(); // balances the Dup() in CFileTable::Asynch() |
|
1480 |
if (err==0) |
|
1481 |
{ |
|
1482 |
if(f->Type() == CFileSocketDesc::EFileSocketDesc) |
|
1483 |
{ |
|
1484 |
((CFileSocketDesc*)f)->GetLocalSockAddrByPort((sockaddr_un*)from,fromsize,addr.Port()); |
|
1485 |
} |
|
1486 |
else |
|
1487 |
{ |
|
1488 |
addr.Get(from,fromsize); |
|
1489 |
} |
|
1490 |
||
1491 |
return ptr.Length(); |
|
1492 |
} |
|
1493 |
} |
|
1494 |
if(err == KErrDisconnected) |
|
1495 |
{ |
|
1496 |
anErrno = ECONNRESET; |
|
1497 |
return -1; |
|
1498 |
} |
|
1499 |
if (err == KErrWouldBlock) |
|
1500 |
{ |
|
1501 |
return MapError(EAGAIN, anErrno); |
|
1502 |
} |
|
1503 |
else |
|
1504 |
{ |
|
1505 |
return MapError(err,anErrno); |
|
1506 |
} |
|
1507 |
} |
|
1508 |
||
1509 |
int CLocalSystemInterface::sendto (int fid, const char* buf, unsigned long len, int flags, struct sockaddr* to, unsigned long tosize, int& anErrno) |
|
1510 |
{ |
|
1511 |
CFileDescBase* f=0; |
|
1512 |
TInt err=iFids.Asynch(fid,f); |
|
1513 |
if (!err) |
|
1514 |
{ |
|
1515 |
TRequestStatus status; |
|
1516 |
TPtr8 ptr((TText8 *)buf, len, len); |
|
1517 |
TInt bytesSent = 0; |
|
1518 |
f->SendTo(ptr,to,tosize,flags,status); |
|
1519 |
User::WaitForRequest(status); |
|
1520 |
err=f->CompletionStatus(bytesSent, status.Int()); |
|
1521 |
f->Close(); // balances the Dup() in CFileTable::Asynch() |
|
1522 |
if (err==0) |
|
1523 |
{ |
|
1524 |
return bytesSent; |
|
1525 |
} |
|
1526 |
} |
|
1527 |
if (err == KErrNotReady) |
|
1528 |
{ |
|
1529 |
anErrno = EPIPE; |
|
1530 |
return -1; |
|
1531 |
} |
|
1532 |
if(err == KErrDisconnected) |
|
1533 |
{ |
|
1534 |
anErrno = ECONNRESET; |
|
1535 |
return -1; |
|
1536 |
} |
|
1537 |
||
1538 |
// A Hack to convert KErrTooBig to EMSGSIZE for this API. |
|
1539 |
// For any KErrTooBig, MapError will convert it to EFAULT. |
|
1540 |
if (err == KErrTooBig) |
|
1541 |
{ |
|
1542 |
anErrno = EAGAIN; |
|
1543 |
return -1; |
|
1544 |
} |
|
1545 |
return MapError(err,anErrno); |
|
1546 |
} |
|
1547 |
||
1548 |
int CLocalSystemInterface::fsync (int fid, int& anErrno) |
|
1549 |
{ |
|
1550 |
CFileDescBase* f=0; |
|
1551 |
TInt err=iFids.Asynch(fid,f); |
|
1552 |
if (!err) |
|
1553 |
{ |
|
1554 |
TRequestStatus status; |
|
1555 |
f->Sync(status); |
|
1556 |
User::WaitForRequest(status); |
|
1557 |
f->Close(); // balances the Dup() in CFileTable::Asynch() |
|
1558 |
err=status.Int(); |
|
1559 |
} |
|
1560 |
return MapError(err,anErrno); |
|
1561 |
} |
|
1562 |
||
1563 |
int CLocalSystemInterface::shutdown (int fid, int how, int& anErrno) |
|
1564 |
{ |
|
1565 |
CFileDescBase* f=0; |
|
1566 |
TInt err=iFids.Asynch(fid,f); |
|
1567 |
if (!err) |
|
1568 |
{ |
|
1569 |
TRequestStatus status; |
|
1570 |
f->Shutdown(how,status); |
|
1571 |
User::WaitForRequest(status); |
|
1572 |
err=status.Int(); |
|
1573 |
// SOS does not allow to RSocket::Shutdown() immediately. |
|
1574 |
if (err == KErrNotSupported) |
|
1575 |
{ |
|
1576 |
err = 0; |
|
1577 |
} |
|
1578 |
f->Close(); // balances the Dup() in CFileTable::Asynch() |
|
1579 |
} |
|
1580 |
return MapError(err,anErrno); |
|
1581 |
} |
|
1582 |
||
1583 |
int CLocalSystemInterface::connect (int fid, const struct sockaddr* addr, unsigned long size, int& anErrno) |
|
1584 |
{ |
|
1585 |
CFileDescBase* f=0; |
|
1586 |
TInt err=iFids.Asynch(fid,f); |
|
1587 |
TInt mapErr = err; |
|
1588 |
||
1589 |
if(!err) |
|
1590 |
{ |
|
1591 |
// Check if a connection request is already in progress |
|
1592 |
// for a non-blocking socket. |
|
1593 |
if(f->GetConnectionProgress()) |
|
1594 |
{ |
|
1595 |
// Poll to see if the connect() is completed |
|
1596 |
err = f->Poll( EReadyForWriting ); |
|
1597 |
||
1598 |
// The above Poll is common for all descriptors. |
|
1599 |
// In case of socket-descriptors, Poll will either return "KErrNone" |
|
1600 |
// or any of the requested events. To check for Poll error in case of |
|
1601 |
// socket-descriptors, "iPollErr" should be checked. |
|
1602 |
if( (err < 0) || (f->iPollErr < 0) ) //Error in poll |
|
1603 |
(err < 0) ? (mapErr = err):(mapErr = f->iPollErr); |
|
1604 |
else if( err == 0 ) //Connect still in progress |
|
1605 |
mapErr = EALREADY; |
|
1606 |
else if( err & EReadyForWriting ) //Connect has completed |
|
1607 |
f->SetConnectionProgress(EFalse); |
|
1608 |
} |
|
1609 |
||
1610 |
if(!mapErr) |
|
1611 |
{ |
|
1612 |
TRequestStatus status; |
|
1613 |
f->Connect(addr,size,status); |
|
1614 |
err=status.Int(); |
|
1615 |
||
1616 |
if (err == KErrWouldBlock) |
|
1617 |
{ |
|
1618 |
f->SetConnectionProgress(ETrue); |
|
1619 |
mapErr = EINPROGRESS; |
|
1620 |
} |
|
1621 |
else if(err == KErrAlreadyExists) |
|
1622 |
{ |
|
1623 |
mapErr = EISCONN; |
|
1624 |
} |
|
1625 |
else |
|
1626 |
mapErr = err; |
|
1627 |
} |
|
1628 |
||
1629 |
f->Close(); // balances the Dup() in CFileTable::Asynch() |
|
1630 |
} |
|
1631 |
||
1632 |
return MapError(mapErr, anErrno); |
|
1633 |
||
1634 |
} |
|
1635 |
||
1636 |
// |
|
1637 |
// The CSocketDesc performing the Accept is responsible for creating the new CSocketDesc |
|
1638 |
// |
|
1639 |
int CLocalSystemInterface::accept (int fid, struct sockaddr *addr, size_t *size, int& anErrno) |
|
1640 |
{ |
|
1641 |
||
1642 |
size_t addrlen = 0; |
|
1643 |
if (addr && !size) |
|
1644 |
{ |
|
1645 |
anErrno = EINVAL; |
|
1646 |
return -1; |
|
1647 |
} |
|
1648 |
else if (size) |
|
1649 |
{ |
|
1650 |
addrlen = *size; |
|
1651 |
} |
|
1652 |
||
1653 |
TUSockAddr address((TAny*)addr, addrlen); |
|
1654 |
/* Accept implementations that use the TUSockAddr* param, first need to assert address.iError == 0 */ |
|
1655 |
||
1656 |
CFileDescBase* f = 0; |
|
1657 |
TInt err=iFids.Asynch(fid,f); |
|
1658 |
if (!err) |
|
1659 |
{ |
|
1660 |
CFileDescBase* newf=0; |
|
1661 |
int fd=iFids.Reserve(); |
|
1662 |
if (fd>=0) |
|
1663 |
{ |
|
1664 |
TRequestStatus status; |
|
1665 |
//Acquire the Lock before issuing a request to the server and release it later |
|
1666 |
iSSLock.Wait(); |
|
1667 |
||
1668 |
RHeap* oldHeap = User::SwitchHeap(iPrivateHeap); |
|
1669 |
//coverity[alloc_fn] |
|
1670 |
f->Accept(newf,status,iSs, &address); |
|
1671 |
User::SwitchHeap(oldHeap); |
|
1672 |
||
1673 |
iSSLock.Signal(); |
|
1674 |
User::WaitForRequest(status); |
|
1675 |
//coverity[leave_without_push] |
|
1676 |
f->Close(); // balances the Dup() in CFileTable::Asynch() |
|
1677 |
err=status.Int(); |
|
1678 |
if (!err) |
|
1679 |
{ |
|
1680 |
err=iFids.Attach(fd,newf); |
|
1681 |
if (!err) |
|
1682 |
return fd; |
|
1683 |
newf->Close(); |
|
1684 |
} |
|
1685 |
else if(newf != NULL) |
|
1686 |
{ |
|
1687 |
//coverity[leave_without_push] |
|
1688 |
newf->Close(); |
|
1689 |
} |
|
1690 |
iFids.Attach(fd,0); // cancel the reservation |
|
1691 |
} |
|
1692 |
//coverity[memory_leak] |
|
1693 |
} |
|
1694 |
if (err == KErrNotReady) |
|
1695 |
{ |
|
1696 |
return MapError(EINVAL,anErrno); |
|
1697 |
} |
|
1698 |
else if (err == KErrWouldBlock) |
|
1699 |
{ |
|
1700 |
return MapError(EWOULDBLOCK, anErrno); |
|
1701 |
} |
|
1702 |
else |
|
1703 |
{ |
|
1704 |
return MapError(err,anErrno); |
|
1705 |
} |
|
1706 |
} |
|
1707 |
||
1708 |
int CLocalSystemInterface::ioctl (int fid, int cmd, void* param, int& anErrno) |
|
1709 |
{ |
|
1710 |
TRequestStatus ioctlStatus; |
|
1711 |
TInt err=ioctl(fid,cmd,param,ioctlStatus,anErrno); |
|
1712 |
if (err==KErrNone) |
|
1713 |
{ |
|
1714 |
User::WaitForRequest(ioctlStatus); |
|
1715 |
err=ioctl_complete(fid,cmd,param,ioctlStatus,anErrno); |
|
1716 |
} |
|
1717 |
return err; |
|
1718 |
} |
|
1719 |
||
1720 |
// C++ version of asynchronous ioctl |
|
1721 |
||
1722 |
int CLocalSystemInterface::ioctl (int fid, int cmd, void* param, TRequestStatus& aStatus, int& anErrno) |
|
1723 |
{ |
|
1724 |
CFileDescBase* f=0; |
|
1725 |
TInt err=iFids.Asynch(fid,f); |
|
1726 |
if (!err) |
|
1727 |
{ |
|
1728 |
f->Ioctl(cmd,param,aStatus); |
|
1729 |
f->Close(); // balances the Dup() in CFileTable::Asynch() - live dangerously! |
|
1730 |
} |
|
1731 |
return MapError(err,anErrno); |
|
1732 |
} |
|
1733 |
||
1734 |
int CLocalSystemInterface::ioctl_complete (int fid, int cmd, void* param, TRequestStatus& aStatus, int& anErrno) |
|
1735 |
{ |
|
1736 |
return iFids.ioctlcomplete(fid,cmd,param,aStatus,anErrno); |
|
1737 |
} |
|
1738 |
||
1739 |
#ifdef __SYMBIAN_COMPILE_UNUSED__ |
|
1740 |
int CLocalSystemInterface::ioctl_cancel (int fid, int& anErrno) |
|
1741 |
{ |
|
1742 |
return iFids.ioctlcancel(fid,anErrno); |
|
1743 |
} |
|
1744 |
#endif //__SYMBIAN_COMPILE_UNUSED__ |
|
1745 |
||
1746 |
||
1747 |
int CLocalSystemInterface::pipe(int fildes[2], int& anErrno ) |
|
1748 |
{ |
|
1749 |
return iFids.pipe(fildes, anErrno); |
|
1750 |
} |
|
1751 |
||
1752 |
int CLocalSystemInterface::mkfifo(const wchar_t *pathName, mode_t mode, int& anErrno ) |
|
1753 |
{ |
|
1754 |
return iFids.mkfifo(pathName, mode, anErrno, iFs); |
|
1755 |
} |
|
1756 |
||
1757 |
int CLocalSystemInterface::link(const wchar_t *oldpathName, const wchar_t *newpathName, int& anErrno ) |
|
1758 |
{ |
|
1759 |
return iFids.link(oldpathName, newpathName, anErrno, iFs); |
|
1760 |
} |
|
1761 |
||
1762 |
int CLocalSystemInterface::unlink(const wchar_t *pathName, int& anErrno ) |
|
1763 |
{ |
|
1764 |
return iFids.unlink(iFs, pathName, anErrno); |
|
1765 |
} |
|
1766 |
||
1767 |
int CLocalSystemInterface::select(int maxfd, fd_set* readfds,fd_set* writefds, |
|
1768 |
fd_set* exceptfds, struct timeval* tvptr, int& anErrno) |
|
1769 |
{ |
|
1770 |
// select is nothing but eselect without any TRequestStatus array |
|
1771 |
return eselect(maxfd,readfds,writefds,exceptfds,tvptr,0,NULL,anErrno); |
|
1772 |
} |
|
1773 |
// ----------------------------------------------------------------------------- |
|
1774 |
// CLocalSystemInterface::aselect |
|
1775 |
// ----------------------------------------------------------------------------- |
|
1776 |
// |
|
1777 |
int CLocalSystemInterface::aselect(int maxfd, fd_set *readfds, fd_set *writefds, |
|
1778 |
fd_set *exceptfds, struct timeval *tvptr, TRequestStatus* requeststatus, |
|
1779 |
int& anErrno) |
|
1780 |
{ |
|
1781 |
// Create a seperate thread to handle the aselect |
|
1782 |
return CreateaselectThread(maxfd, readfds, writefds, exceptfds, tvptr, |
|
1783 |
requeststatus,anErrno); |
|
1784 |
} |
|
1785 |
// ----------------------------------------------------------------------------- |
|
1786 |
// CLocalSystemInterface::aselect |
|
1787 |
// ----------------------------------------------------------------------------- |
|
1788 |
// |
|
1789 |
int CLocalSystemInterface::cancelaselect(TRequestStatus* requeststatus,int& anErrno,int performcleanup) |
|
1790 |
{ |
|
1791 |
iASelectLock.Wait(); |
|
1792 |
// Search for the aselect request entry in the aselect request array |
|
1793 |
for ( TInt i=0; i<iASelectRequest.Count(); i++ ) |
|
1794 |
{ |
|
1795 |
if( (iASelectRequest[i].iRequestStatus == requeststatus) || performcleanup ) |
|
1796 |
{ |
|
1797 |
// The specified request exists |
|
1798 |
RThread threadHandle; |
|
1799 |
// Open a handle to the service thread |
|
1800 |
TInt res = threadHandle.Open(iASelectRequest[i].iThreadId,EOwnerThread); |
|
1801 |
if( res == KErrNone ) |
|
1802 |
{ |
|
1803 |
// Kill the service thread |
|
1804 |
threadHandle.Kill(KErrCancel); |
|
1805 |
threadHandle.Close(); |
|
1806 |
if( !performcleanup ) |
|
1807 |
{ |
|
1808 |
// Complete the request with KErrcancel |
|
1809 |
User::RequestComplete(iASelectRequest[i].iRequestStatus,KErrCancel); |
|
1810 |
} |
|
1811 |
// Switch to backend heap |
|
1812 |
RHeap* oldHeap = User::SwitchHeap(iPrivateHeap); |
|
1813 |
// Remove the request details from the array |
|
1814 |
iASelectRequest.Remove(i); |
|
1815 |
// Switch back to old heap |
|
1816 |
User::SwitchHeap(oldHeap); |
|
1817 |
if( !performcleanup ) |
|
1818 |
{ |
|
1819 |
iASelectLock.Signal(); |
|
1820 |
return MapError(KErrNone, anErrno); |
|
1821 |
} |
|
1822 |
} |
|
1823 |
else |
|
1824 |
{ |
|
1825 |
if( !performcleanup ) |
|
1826 |
{ |
|
1827 |
iASelectLock.Signal(); |
|
1828 |
// unable to open a handle to the service thread |
|
1829 |
return MapError(res, anErrno); |
|
1830 |
} |
|
1831 |
} |
|
1832 |
} |
|
1833 |
} |
|
1834 |
iASelectLock.Signal(); |
|
1835 |
// No request found with the specified TRequestStatus object |
|
1836 |
if( !performcleanup ) |
|
1837 |
{ |
|
1838 |
return MapError(KErrNotFound, anErrno); |
|
1839 |
} |
|
1840 |
else |
|
1841 |
{ |
|
1842 |
return MapError(KErrNone, anErrno); |
|
1843 |
} |
|
1844 |
} |
|
1845 |
// ----------------------------------------------------------------------------- |
|
1846 |
// CLocalSystemInterface::ASelectRequest |
|
1847 |
// ----------------------------------------------------------------------------- |
|
1848 |
// |
|
1849 |
RArray<TASelectRequest>& CLocalSystemInterface::ASelectRequest() |
|
1850 |
{ |
|
1851 |
// Return a reference to the array |
|
1852 |
return iASelectRequest; |
|
1853 |
} |
|
1854 |
// ----------------------------------------------------------------------------- |
|
1855 |
// CLocalSystemInterface::ASelectLock |
|
1856 |
// ----------------------------------------------------------------------------- |
|
1857 |
// |
|
1858 |
RFastLock& CLocalSystemInterface::ASelectLock() |
|
1859 |
{ |
|
1860 |
// Return a reference to the array |
|
1861 |
return iASelectLock; |
|
1862 |
} |
|
1863 |
// ----------------------------------------------------------------------------- |
|
1864 |
// CLocalSystemInterface::eselect |
|
1865 |
// ----------------------------------------------------------------------------- |
|
1866 |
// |
|
1867 |
int CLocalSystemInterface::eselect(int maxfd, fd_set *readfds, fd_set *writefds, |
|
1868 |
fd_set *exceptfds, struct timeval *tvptr, int arraycount, |
|
1869 |
TRequestStatus* waitarray,int& anErrno) |
|
1870 |
{ |
|
1871 |
unsigned long timeout = 0; |
|
1872 |
if (tvptr) |
|
1873 |
{ |
|
1874 |
if (tvptr->tv_sec < 0 || tvptr->tv_usec < 0) |
|
1875 |
{ |
|
1876 |
anErrno = EINVAL; |
|
1877 |
return -1; |
|
1878 |
} |
|
1879 |
// converting to micro seconds |
|
1880 |
timeout = KConvertToMicroSecond * tvptr->tv_sec + tvptr->tv_usec; |
|
1881 |
} |
|
1882 |
||
1883 |
// validate maxfd |
|
1884 |
if (maxfd < 0 || maxfd > FD_SETSIZE) |
|
1885 |
{ |
|
1886 |
anErrno = EINVAL; |
|
1887 |
return -1; |
|
1888 |
} |
|
1889 |
// maxfd should not be more than OPEN_MAX |
|
1890 |
if(maxfd > OPEN_MAX) |
|
1891 |
{ |
|
1892 |
maxfd = OPEN_MAX; |
|
1893 |
} |
|
1894 |
||
1895 |
if (!readfds && !writefds && !exceptfds && ((arraycount == 0) || (waitarray == NULL)) ) |
|
1896 |
{ |
|
1897 |
if (tvptr) |
|
1898 |
{ |
|
1899 |
// select is being used as a better resolution timer |
|
1900 |
User::After(timeout); |
|
1901 |
anErrno = ETIMEDOUT; |
|
1902 |
return 0; |
|
1903 |
} |
|
1904 |
// hang forever? - according to spec, until interuppted by signal |
|
1905 |
TRequestStatus req = KRequestPending; |
|
1906 |
User::WaitForRequest(req); |
|
1907 |
} |
|
1908 |
||
1909 |
fd_set retreadfds; |
|
1910 |
fd_set retwritefds; |
|
1911 |
fd_set retexceptfds; |
|
1912 |
FD_ZERO(&retreadfds); |
|
1913 |
FD_ZERO(&retwritefds); |
|
1914 |
FD_ZERO(&retexceptfds); |
|
1915 |
||
1916 |
// Intially perform synchronous non-blocking polls to see if any of the |
|
1917 |
// input file descriptors are ready for read/write/error conditions. |
|
1918 |
// In the meantime also determine, how many TRequestStatus objects we will |
|
1919 |
// need for the next async run. |
|
1920 |
CFileDescBase* fdesc = NULL; |
|
1921 |
TInt nDescriptorsSet = 0; |
|
1922 |
TInt numReqs = 0; |
|
1923 |
TInt err = 0; |
|
1924 |
||
1925 |
for (int i = 0; i < maxfd; ++i) |
|
1926 |
{ |
|
1927 |
TUint events = 0; |
|
1928 |
if (readfds && FD_ISSET(i, readfds)) |
|
1929 |
{ |
|
1930 |
events = EReadyForReading; |
|
1931 |
} |
|
1932 |
if (writefds && FD_ISSET(i, writefds)) |
|
1933 |
{ |
|
1934 |
events |= EReadyForWriting; |
|
1935 |
} |
|
1936 |
if (exceptfds && FD_ISSET(i, exceptfds)) |
|
1937 |
{ |
|
1938 |
events |= EAnyException; |
|
1939 |
} |
|
1940 |
if (!events) |
|
1941 |
{ |
|
1942 |
continue; |
|
1943 |
} |
|
1944 |
if (iFids.At(i, fdesc) != KErrNone) |
|
1945 |
{ |
|
1946 |
// Bad input file descriptor |
|
1947 |
anErrno = EBADF; |
|
1948 |
return -1; |
|
1949 |
} |
|
1950 |
// Poll on this descriptor |
|
1951 |
err = fdesc->Poll(events); |
|
1952 |
if (err < 0) |
|
1953 |
{ |
|
1954 |
if(err == KErrNotSupported) |
|
1955 |
{ |
|
1956 |
// continue if a write event is being set on the read end of pipe or vice-versa |
|
1957 |
continue; |
|
1958 |
} |
|
1959 |
// An error - we should return |
|
1960 |
return MapError(err, anErrno); |
|
1961 |
} |
|
1962 |
else |
|
1963 |
{ |
|
1964 |
if (err & EReadyForReading) |
|
1965 |
{ |
|
1966 |
FD_SET(i, &retreadfds); |
|
1967 |
++nDescriptorsSet; |
|
1968 |
} |
|
1969 |
if (err & EReadyForWriting) |
|
1970 |
{ |
|
1971 |
FD_SET(i, &retwritefds); |
|
1972 |
++nDescriptorsSet; |
|
1973 |
} |
|
1974 |
if (err & EAnyException) |
|
1975 |
{ |
|
1976 |
FD_SET(i, &retexceptfds); |
|
1977 |
++nDescriptorsSet; |
|
1978 |
} |
|
1979 |
++numReqs; |
|
1980 |
} |
|
1981 |
} |
|
1982 |
||
1983 |
if (nDescriptorsSet || (tvptr && timeout == 0)) |
|
1984 |
{ |
|
1985 |
// Some of the descriptors are ready for requested operations. Return. |
|
1986 |
if (readfds) |
|
1987 |
{ |
|
1988 |
FD_COPY(&retreadfds, readfds); |
|
1989 |
} |
|
1990 |
if (writefds) |
|
1991 |
{ |
|
1992 |
FD_COPY(&retwritefds, writefds); |
|
1993 |
} |
|
1994 |
if (exceptfds) |
|
1995 |
{ |
|
1996 |
FD_COPY(&retexceptfds, exceptfds); |
|
1997 |
} |
|
1998 |
return nDescriptorsSet; |
|
1999 |
} |
|
2000 |
||
2001 |
if (numReqs == 0 && ((arraycount == 0) || (waitarray == NULL)) ) |
|
2002 |
{ |
|
2003 |
if (tvptr) |
|
2004 |
{ |
|
2005 |
User::After(timeout); |
|
2006 |
anErrno = ETIMEDOUT; |
|
2007 |
return 0; |
|
2008 |
} |
|
2009 |
// hang forever? - according to spec, until interuppted by signal |
|
2010 |
TRequestStatus req = KRequestPending; |
|
2011 |
User::WaitForRequest(req); |
|
2012 |
} |
|
2013 |
||
2014 |
// Now prepare to issue the asynchronous requests. |
|
2015 |
TRequestStatus** reqarray; |
|
2016 |
TRequestStatus* reqobjarray; |
|
2017 |
||
2018 |
// Create the array of TRequestStatus objects |
|
2019 |
reqobjarray = (TRequestStatus *) Alloc((numReqs + (timeout ? 1 : 0)) * sizeof(TRequestStatus)); |
|
2020 |
if (!reqobjarray) |
|
2021 |
{ |
|
2022 |
anErrno = ENOMEM; |
|
2023 |
return -1; |
|
2024 |
} |
|
2025 |
||
2026 |
reqarray = (TRequestStatus **) Alloc((numReqs+arraycount + (timeout ? 1 : 0)) * sizeof(TRequestStatus*)); |
|
2027 |
if (!reqarray) |
|
2028 |
{ |
|
2029 |
Free(reqobjarray); |
|
2030 |
anErrno = ENOMEM; |
|
2031 |
return -1; |
|
2032 |
} |
|
2033 |
||
2034 |
// Append all the created TRequestStatus objects to the array |
|
2035 |
for (int i = 0; i<numReqs; i++) |
|
2036 |
{ |
|
2037 |
reqarray[i] = &reqobjarray[i]; |
|
2038 |
} |
|
2039 |
||
2040 |
// Append the array of TRequestStatus passed in waitarray to the array |
|
2041 |
for (int i = numReqs, j=0; i<numReqs+arraycount; i++, j++) |
|
2042 |
{ |
|
2043 |
reqarray[i] = &waitarray[j]; |
|
2044 |
} |
|
2045 |
||
2046 |
if (timeout) |
|
2047 |
{ |
|
2048 |
// Append the TRequestStatus used for timer to the array |
|
2049 |
reqarray[numReqs+arraycount] = &reqobjarray[numReqs]; |
|
2050 |
} |
|
2051 |
||
2052 |
TInt *reqfds = (TInt *)Alloc(numReqs * sizeof(TInt)); |
|
2053 |
if (!reqfds) |
|
2054 |
{ |
|
2055 |
Free(reqarray); |
|
2056 |
Free(reqobjarray); |
|
2057 |
anErrno = ENOMEM; |
|
2058 |
return -1; |
|
2059 |
} |
|
2060 |
||
2061 |
// Reset numReqs. We will use it to keep track of how many objects in the |
|
2062 |
// reqarray are valid requests. |
|
2063 |
numReqs = 0; |
|
2064 |
||
2065 |
// Used to detect one request gathered when this code reaches WaitForNReqs |
|
2066 |
TBool onedown = EFalse; |
|
2067 |
||
2068 |
// define the RTimer here to work-around a GCC warning |
|
2069 |
RTimer timer; |
|
2070 |
if (timeout) |
|
2071 |
{ |
|
2072 |
// Create the timer to handle the timeout |
|
2073 |
err = timer.CreateLocal(); |
|
2074 |
if (err != KErrNone) |
|
2075 |
{ |
|
2076 |
Free(reqarray); |
|
2077 |
Free(reqobjarray); |
|
2078 |
Free(reqfds); |
|
2079 |
return MapError(err, anErrno); |
|
2080 |
} |
|
2081 |
} |
|
2082 |
||
2083 |
// Start processing requested-for events |
|
2084 |
for (int i = 0; i < maxfd; ++i) |
|
2085 |
{ |
|
2086 |
TUint events = 0; |
|
2087 |
||
2088 |
if (readfds && FD_ISSET(i, readfds)) |
|
2089 |
{ |
|
2090 |
events = EReadyForReading; |
|
2091 |
} |
|
2092 |
||
2093 |
if (writefds && FD_ISSET(i, writefds)) |
|
2094 |
{ |
|
2095 |
events |= EReadyForWriting; |
|
2096 |
} |
|
2097 |
||
2098 |
if (exceptfds && FD_ISSET(i, exceptfds)) |
|
2099 |
{ |
|
2100 |
events |= EAnyException; |
|
2101 |
} |
|
2102 |
||
2103 |
if (!events) |
|
2104 |
{ |
|
2105 |
continue; |
|
2106 |
} |
|
2107 |
||
2108 |
if (iFids.At(i, fdesc) == KErrNone) |
|
2109 |
{ |
|
2110 |
fdesc->TweakWatchedEvents(events); |
|
2111 |
err = fdesc->NotifyActivity(events, *reqarray[numReqs], timeout); |
|
2112 |
if (err == KErrCompletion) |
|
2113 |
{ |
|
2114 |
// No async call was issued. Try a Poll |
|
2115 |
TInt ready = fdesc->Poll(events); |
|
2116 |
if (ready & EReadyForReading) |
|
2117 |
{ |
|
2118 |
FD_SET(i, &retreadfds); |
|
2119 |
++nDescriptorsSet; |
|
2120 |
} |
|
2121 |
if (ready & EReadyForWriting) |
|
2122 |
{ |
|
2123 |
FD_SET(i, &retwritefds); |
|
2124 |
++nDescriptorsSet; |
|
2125 |
} |
|
2126 |
if (ready & EAnyException) |
|
2127 |
{ |
|
2128 |
FD_SET(i, &retexceptfds); |
|
2129 |
++nDescriptorsSet; |
|
2130 |
} |
|
2131 |
break; |
|
2132 |
} |
|
2133 |
else if (err != KErrNone) |
|
2134 |
{ |
|
2135 |
// Notification registration failed. Cleanup and return. |
|
2136 |
nDescriptorsSet = MapError(err, anErrno); |
|
2137 |
break; |
|
2138 |
} |
|
2139 |
else |
|
2140 |
{ |
|
2141 |
// Issued an asynchronus request. Increment valid requests count. |
|
2142 |
reqfds[numReqs++] = i; |
|
2143 |
} |
|
2144 |
} |
|
2145 |
} |
|
2146 |
||
2147 |
if (err != KErrNone) |
|
2148 |
{ |
|
2149 |
if (timeout) |
|
2150 |
{ |
|
2151 |
timer.Close(); |
|
2152 |
} |
|
2153 |
for(TInt i= 0; i < numReqs; i++) |
|
2154 |
{ |
|
2155 |
if (iFids.At(reqfds[i], fdesc) != KErrNone) |
|
2156 |
{ |
|
2157 |
continue; |
|
2158 |
} |
|
2159 |
fdesc->CancelNotify(); |
|
2160 |
} |
|
2161 |
goto bailout; |
|
2162 |
} |
|
2163 |
||
2164 |
if (timeout) |
|
2165 |
{ |
|
2166 |
timer.After(*reqarray[numReqs+arraycount], timeout); |
|
2167 |
// Wait for any request to complete |
|
2168 |
CLocalSystemInterface::WaitForNRequest(*reqarray, numReqs+arraycount+1); |
|
2169 |
if( (*reqarray[numReqs+arraycount]).Int() == KRequestPending) |
|
2170 |
{ |
|
2171 |
// The timer hasn't fired yet. |
|
2172 |
timer.Cancel(); |
|
2173 |
} |
|
2174 |
else |
|
2175 |
{ |
|
2176 |
anErrno = ETIMEDOUT; |
|
2177 |
} |
|
2178 |
timer.Close(); |
|
2179 |
// No need to set onedown to True as numReqs does not include the Timer request |
|
2180 |
} |
|
2181 |
else |
|
2182 |
{ |
|
2183 |
CLocalSystemInterface::WaitForNRequest(*reqarray, numReqs+arraycount); |
|
2184 |
// Completion Status of one request has been gathered |
|
2185 |
onedown = ETrue; |
|
2186 |
} |
|
2187 |
||
2188 |
for (int i = 0; i < numReqs; ++i) |
|
2189 |
{ |
|
2190 |
if (iFids.At(reqfds[i], fdesc) != KErrNone) |
|
2191 |
{ |
|
2192 |
continue; |
|
2193 |
} |
|
2194 |
||
2195 |
if ( (*reqarray[i]).Int() != KRequestPending ) |
|
2196 |
{ |
|
2197 |
TInt readyevents = fdesc->TweakReadyEvents((*reqarray[i]).Int()); |
|
2198 |
if (readfds && FD_ISSET(reqfds[i], readfds) && (readyevents & EReadyForReading) ) |
|
2199 |
{ |
|
2200 |
FD_SET(reqfds[i], &retreadfds); |
|
2201 |
++nDescriptorsSet; |
|
2202 |
} |
|
2203 |
if(writefds && FD_ISSET(reqfds[i], writefds) && (readyevents & EReadyForWriting) ) |
|
2204 |
{ |
|
2205 |
FD_SET(reqfds[i], &retwritefds); |
|
2206 |
++nDescriptorsSet; |
|
2207 |
} |
|
2208 |
if(exceptfds && FD_ISSET(reqfds[i], exceptfds) && (readyevents & EAnyException)) |
|
2209 |
{ |
|
2210 |
FD_SET(reqfds[i], &retexceptfds); |
|
2211 |
++nDescriptorsSet; |
|
2212 |
} |
|
2213 |
} |
|
2214 |
else |
|
2215 |
{ |
|
2216 |
//Cancel all other requests. |
|
2217 |
fdesc->CancelNotify(); |
|
2218 |
} |
|
2219 |
} |
|
2220 |
||
2221 |
if (readfds) |
|
2222 |
{ |
|
2223 |
FD_COPY(&retreadfds, readfds); |
|
2224 |
} |
|
2225 |
||
2226 |
if (writefds) |
|
2227 |
{ |
|
2228 |
FD_COPY(&retwritefds, writefds); |
|
2229 |
} |
|
2230 |
||
2231 |
if (exceptfds) |
|
2232 |
{ |
|
2233 |
FD_COPY(&retexceptfds, exceptfds); |
|
2234 |
} |
|
2235 |
||
2236 |
bailout: |
|
2237 |
||
2238 |
if (onedown && numReqs) |
|
2239 |
{ |
|
2240 |
--numReqs; |
|
2241 |
} |
|
2242 |
// consume all completed/cancelled requests |
|
2243 |
while(numReqs--) |
|
2244 |
{ |
|
2245 |
User::WaitForAnyRequest(); |
|
2246 |
} |
|
2247 |
||
2248 |
Free(reqarray); |
|
2249 |
Free(reqobjarray); |
|
2250 |
Free(reqfds); |
|
2251 |
return nDescriptorsSet; |
|
2252 |
} |
|
2253 |
||
2254 |
||
2255 |
||
2256 |
// ----------------------------------------------------------------------------- |
|
2257 |
// CLocalSystemInterface::system |
|
2258 |
// ----------------------------------------------------------------------------- |
|
2259 |
// |
|
2260 |
int CLocalSystemInterface::system(const wchar_t* aCmd, const wchar_t* aCmdArg, int& anErrno) |
|
2261 |
{ |
|
2262 |
return iFids.system(aCmd, aCmdArg, anErrno); |
|
2263 |
} |
|
2264 |
||
2265 |
// ----------------------------------------------------------------------------- |
|
2266 |
// CLocalSystemInterface::posix_spawn |
|
2267 |
// ----------------------------------------------------------------------------- |
|
2268 |
// |
|
2269 |
int CLocalSystemInterface::posix_spawn(int* pid, const wchar_t* wpath, |
|
2270 |
const posix_spawn_file_actions_t* file_actions, |
|
2271 |
const posix_spawnattr_t* attrp, |
|
2272 |
const wchar_t* wargs, |
|
2273 |
wchar_t** wenvp) |
|
2274 |
{ |
|
2275 |
return iFids.posix_spawn(pid, wpath, file_actions, attrp, wargs, wenvp); |
|
2276 |
} |
|
2277 |
||
2278 |
#ifdef SYMBIAN_OE_POSIX_SIGNALS |
|
2279 |
// ----------------------------------------------------------------------------- |
|
2280 |
// CLocalSystemInterface::kill |
|
2281 |
// ----------------------------------------------------------------------------- |
|
2282 |
// |
|
2283 |
int CLocalSystemInterface::kill(pid_t pid, int sig , int& anErrno) |
|
2284 |
{ |
|
2285 |
EnsureSignalsInitialized(); |
|
2286 |
||
2287 |
if(!iSignalsInitialized) |
|
2288 |
{ |
|
2289 |
anErrno = ENOTSUP; |
|
2290 |
return -1; |
|
2291 |
} |
|
2292 |
||
2293 |
TInt err = KErrArgument; |
|
2294 |
TProcessId lPid(pid); |
|
2295 |
RProcess lTargetProcess; |
|
2296 |
||
2297 |
if(pid <= 0) |
|
2298 |
{ |
|
2299 |
anErrno = ENOTSUP; |
|
2300 |
return -1; |
|
2301 |
} |
|
2302 |
||
2303 |
if(lTargetProcess.Open(lPid) != KErrNone) |
|
2304 |
{ |
|
2305 |
anErrno = ESRCH; |
|
2306 |
return -1; |
|
2307 |
} |
|
2308 |
else |
|
2309 |
{ |
|
2310 |
lTargetProcess.Close(); |
|
2311 |
} |
|
2312 |
||
2313 |
if(sig == 0) |
|
2314 |
{ |
|
2315 |
return MapError(KErrNone, anErrno); |
|
2316 |
} |
|
2317 |
||
2318 |
if(sig < 1 || sig > SIGRTMAX) |
|
2319 |
{ |
|
2320 |
return MapError(err, anErrno); // check for linux return value. standard says != 0 |
|
2321 |
} |
|
2322 |
||
2323 |
err = iSignalSession.SendSignal(pid,sig); |
|
2324 |
return MapError(err, anErrno); |
|
2325 |
} |
|
2326 |
||
2327 |
// ----------------------------------------------------------------------------- |
|
2328 |
// CLocalSystemInterface::raise |
|
2329 |
// ----------------------------------------------------------------------------- |
|
2330 |
// |
|
2331 |
int CLocalSystemInterface::raise(int sig , int& anErrno) |
|
2332 |
{ |
|
2333 |
EnsureSignalsInitialized(); |
|
2334 |
||
2335 |
if(!iSignalsInitialized) |
|
2336 |
{ |
|
2337 |
anErrno = ENOTSUP; |
|
2338 |
return -1; |
|
2339 |
} |
|
2340 |
||
2341 |
TInt err = KErrArgument; |
|
2342 |
if(sig < 1 || sig > SIGRTMAX) |
|
2343 |
{ |
|
2344 |
return MapError(err, anErrno); // check for linux return value. standard says != 0 |
|
2345 |
} |
|
2346 |
// mutex protect |
|
2347 |
TSignalMessage lMsg; |
|
2348 |
lMsg.mType = TSignalMessage::ESignal; |
|
2349 |
lMsg.mSignal = (TUint8)sig; |
|
2350 |
TBuf8<KSigMsgLength> lMsgBuf; |
|
2351 |
lMsg.Marshall(lMsgBuf); |
|
2352 |
||
2353 |
err = iSignalWritePipe.Write(lMsgBuf,KSigMsgLength); |
|
2354 |
if(err >= 0) |
|
2355 |
return MapError(KErrNone,anErrno); |
|
2356 |
else |
|
2357 |
return MapError(err, anErrno); |
|
2358 |
} |
|
2359 |
||
2360 |
// ----------------------------------------------------------------------------- |
|
2361 |
// CLocalSystemInterface::sigqueue |
|
2362 |
// ----------------------------------------------------------------------------- |
|
2363 |
// |
|
2364 |
int CLocalSystemInterface::sigqueue(pid_t pid, int sig, const union sigval val, int& anErrno) |
|
2365 |
{ |
|
2366 |
EnsureSignalsInitialized(); |
|
2367 |
||
2368 |
if(!iSignalsInitialized) |
|
2369 |
{ |
|
2370 |
anErrno = ENOTSUP; |
|
2371 |
return -1; |
|
2372 |
} |
|
2373 |
||
2374 |
TInt err = KErrArgument; |
|
2375 |
||
2376 |
TProcessId lPid(pid); |
|
2377 |
RProcess lTargetProcess; |
|
2378 |
if(lTargetProcess.Open(lPid) != KErrNone) |
|
2379 |
{ |
|
2380 |
anErrno = ESRCH; |
|
2381 |
return -1; |
|
2382 |
} |
|
2383 |
else |
|
2384 |
{ |
|
2385 |
lTargetProcess.Close(); |
|
2386 |
} |
|
2387 |
||
2388 |
if(sig == 0) |
|
2389 |
{ |
|
2390 |
return MapError(KErrNone, anErrno); |
|
2391 |
} |
|
2392 |
||
2393 |
if(sig < 1 || sig > SIGRTMAX) |
|
2394 |
{ |
|
2395 |
return MapError(err, anErrno); // check for linux return value. standard says != 0 |
|
2396 |
} |
|
2397 |
||
2398 |
err = iSignalSession.SendSignalValue(pid,sig,val.sival_int); |
|
2399 |
return MapError(KErrNone, anErrno); |
|
2400 |
} |
|
2401 |
||
2402 |
// ----------------------------------------------------------------------------- |
|
2403 |
// CLocalSystemInterface::sigfillset |
|
2404 |
// ----------------------------------------------------------------------------- |
|
2405 |
// |
|
2406 |
int CLocalSystemInterface::sigfillset(sigset_t *set, int& anErrno) |
|
2407 |
{ |
|
2408 |
if(!iSignalsInitialized) |
|
2409 |
{ |
|
2410 |
anErrno = ENOTSUP; |
|
2411 |
return -1; |
|
2412 |
} |
|
2413 |
||
2414 |
if(set == 0) |
|
2415 |
return MapError(KErrArgument, anErrno); |
|
2416 |
||
2417 |
SIG_FILL_SIGSET(*set); |
|
2418 |
||
2419 |
return MapError(KErrNone, anErrno); |
|
2420 |
} |
|
2421 |
||
2422 |
||
2423 |
// ----------------------------------------------------------------------------- |
|
2424 |
// CLocalSystemInterface::sigaddset |
|
2425 |
// ----------------------------------------------------------------------------- |
|
2426 |
// |
|
2427 |
int CLocalSystemInterface::sigaddset(sigset_t *set, int signo, int& anErrno) |
|
2428 |
{ |
|
2429 |
if(!iSignalsInitialized) |
|
2430 |
{ |
|
2431 |
anErrno = ENOTSUP; |
|
2432 |
return -1; |
|
2433 |
} |
|
2434 |
||
2435 |
if(signo < 1 || signo > SIGRTMAX || set == 0) |
|
2436 |
return MapError(KErrArgument, anErrno); |
|
2437 |
||
2438 |
SIG_ADD_SIGNAL_TO_SET(signo,*set); |
|
2439 |
||
2440 |
return MapError(KErrNone, anErrno); |
|
2441 |
} |
|
2442 |
||
2443 |
// ----------------------------------------------------------------------------- |
|
2444 |
// CLocalSystemInterface::sigdelset |
|
2445 |
// ----------------------------------------------------------------------------- |
|
2446 |
// |
|
2447 |
int CLocalSystemInterface::sigdelset(sigset_t *set, int signo, int& anErrno) |
|
2448 |
{ |
|
2449 |
if(!iSignalsInitialized) |
|
2450 |
{ |
|
2451 |
anErrno = ENOTSUP; |
|
2452 |
return -1; |
|
2453 |
} |
|
2454 |
||
2455 |
if(signo < 1 || signo > SIGRTMAX || set == 0) |
|
2456 |
return MapError(KErrArgument, anErrno); |
|
2457 |
||
2458 |
SIG_REMOVE_SIGNAL_FROM_SET(signo,*set); |
|
2459 |
||
2460 |
return MapError(KErrNone, anErrno); |
|
2461 |
} |
|
2462 |
||
2463 |
// ----------------------------------------------------------------------------- |
|
2464 |
// CLocalSystemInterface::sigismember |
|
2465 |
// ----------------------------------------------------------------------------- |
|
2466 |
// |
|
2467 |
int CLocalSystemInterface::sigismember(const sigset_t *set, int signo, int& anErrno) |
|
2468 |
{ |
|
2469 |
if(!iSignalsInitialized) |
|
2470 |
{ |
|
2471 |
anErrno = ENOTSUP; |
|
2472 |
return -1; |
|
2473 |
} |
|
2474 |
||
2475 |
if(signo < 1 || signo > SIGRTMAX || set == 0) |
|
2476 |
return MapError(KErrArgument, anErrno); |
|
2477 |
||
2478 |
if(SIG_SIGNAL_PRESENT_IN_SIGSET(signo,*set)) |
|
2479 |
return 1; |
|
2480 |
else |
|
2481 |
return 0; |
|
2482 |
} |
|
2483 |
||
2484 |
// ----------------------------------------------------------------------------- |
|
2485 |
// CLocalSystemInterface::sigandset |
|
2486 |
// ----------------------------------------------------------------------------- |
|
2487 |
// |
|
2488 |
int CLocalSystemInterface::sigandset(sigset_t * set, const sigset_t * left, const sigset_t * right, int& anErrno) |
|
2489 |
{ |
|
2490 |
if(!iSignalsInitialized) |
|
2491 |
{ |
|
2492 |
anErrno = ENOTSUP; |
|
2493 |
return -1; |
|
2494 |
} |
|
2495 |
||
2496 |
if(set == 0 || left == 0 || right == 0) |
|
2497 |
return MapError(KErrArgument, anErrno); |
|
2498 |
||
2499 |
*set = *left & *right; |
|
2500 |
||
2501 |
return MapError(KErrNone, anErrno); |
|
2502 |
} |
|
2503 |
||
2504 |
// ----------------------------------------------------------------------------- |
|
2505 |
// CLocalSystemInterface::sigorset |
|
2506 |
// ----------------------------------------------------------------------------- |
|
2507 |
// |
|
2508 |
int CLocalSystemInterface::sigorset(sigset_t * set, const sigset_t * left, const sigset_t * right, int& anErrno) |
|
2509 |
{ |
|
2510 |
if(!iSignalsInitialized) |
|
2511 |
{ |
|
2512 |
anErrno = ENOTSUP; |
|
2513 |
return -1; |
|
2514 |
} |
|
2515 |
||
2516 |
if(set == 0 || left == 0 || right == 0) |
|
2517 |
return MapError(KErrArgument, anErrno); |
|
2518 |
||
2519 |
*set = *left | *right; |
|
2520 |
||
2521 |
return MapError(KErrNone, anErrno); |
|
2522 |
} |
|
2523 |
||
2524 |
// ----------------------------------------------------------------------------- |
|
2525 |
// CLocalSystemInterface::sigisemptyset |
|
2526 |
// ----------------------------------------------------------------------------- |
|
2527 |
// |
|
2528 |
int CLocalSystemInterface::sigisemptyset(const sigset_t * set, int& anErrno) |
|
2529 |
{ |
|
2530 |
if(!iSignalsInitialized) |
|
2531 |
{ |
|
2532 |
anErrno = ENOTSUP; |
|
2533 |
return -1; |
|
2534 |
} |
|
2535 |
||
2536 |
if(set == 0) |
|
2537 |
return MapError(KErrArgument, anErrno); |
|
2538 |
||
2539 |
anErrno = 0; |
|
2540 |
if(SIG_ISEMPTY_SIGSET(*set)) |
|
2541 |
return 1; |
|
2542 |
else |
|
2543 |
return 0; |
|
2544 |
} |
|
2545 |
||
2546 |
// ----------------------------------------------------------------------------- |
|
2547 |
// CLocalSystemInterface::sigemptyset |
|
2548 |
// ----------------------------------------------------------------------------- |
|
2549 |
// |
|
2550 |
int CLocalSystemInterface::sigemptyset(sigset_t * set, int& anErrno) |
|
2551 |
{ |
|
2552 |
if(!iSignalsInitialized) |
|
2553 |
{ |
|
2554 |
anErrno = ENOTSUP; |
|
2555 |
return -1; |
|
2556 |
} |
|
2557 |
||
2558 |
if(set == 0) |
|
2559 |
return MapError(KErrArgument, anErrno); |
|
2560 |
||
2561 |
SIG_EMPTY_SIGSET(*set); |
|
2562 |
return MapError(KErrNone, anErrno); |
|
2563 |
} |
|
2564 |
||
2565 |
// ----------------------------------------------------------------------------- |
|
2566 |
// CLocalSystemInterface::sigprocmask |
|
2567 |
// ----------------------------------------------------------------------------- |
|
2568 |
// |
|
2569 |
int CLocalSystemInterface::sigprocmask(int how, const sigset_t *set, sigset_t *oset, int& anErrno) |
|
2570 |
{ |
|
2571 |
if(!iSignalsInitialized) |
|
2572 |
{ |
|
2573 |
anErrno = ENOTSUP; |
|
2574 |
return -1; |
|
2575 |
} |
|
2576 |
||
2577 |
EnsureSignalsInitialized(); |
|
2578 |
||
2579 |
TUint64 lOldMask = iSigMask; |
|
2580 |
TBool lIsUnblocked = EFalse; |
|
2581 |
||
2582 |
if(oset) |
|
2583 |
{ |
|
2584 |
*oset = (sigset_t)iSigMask; |
|
2585 |
} |
|
2586 |
||
2587 |
if(set) |
|
2588 |
{ |
|
2589 |
switch(how) |
|
2590 |
{ |
|
2591 |
case SIG_BLOCK: |
|
2592 |
iSigMask |= (TUint64)*set; |
|
2593 |
break; |
|
2594 |
case SIG_SETMASK: |
|
2595 |
iSigMask = (TUint64)*set; |
|
2596 |
lIsUnblocked = ETrue; |
|
2597 |
break; |
|
2598 |
case SIG_UNBLOCK: |
|
2599 |
iSigMask &= ~(TUint64)*set; |
|
2600 |
lIsUnblocked = ETrue; |
|
2601 |
break; |
|
2602 |
default: |
|
2603 |
return MapError(KErrArgument, anErrno); |
|
2604 |
} |
|
2605 |
} |
|
2606 |
||
2607 |
// unsetting the bits of signals that cannot be blocked |
|
2608 |
// no error is to be thrown in this case |
|
2609 |
SIG_REMOVE_SIGNAL_FROM_SET(SIGKILL,iSigMask); |
|
2610 |
SIG_REMOVE_SIGNAL_FROM_SET(SIGSTOP,iSigMask); |
|
2611 |
||
2612 |
if(lIsUnblocked) |
|
2613 |
{ |
|
2614 |
TUint64 lDiffSet = (lOldMask & (~iSigMask)); |
|
2615 |
if(lDiffSet != 0) |
|
2616 |
{ |
|
2617 |
TInt lIdx = 0; |
|
2618 |
for(lIdx = 1;lIdx <= SIGRTMAX;lIdx++) |
|
2619 |
{ |
|
2620 |
if(SIG_SIGNAL_PRESENT_IN_SIGSET(lIdx,lDiffSet)) |
|
2621 |
{ |
|
2622 |
TSignalMessage lMsg; |
|
2623 |
lMsg.mType = TSignalMessage::EDequeueSignal; |
|
2624 |
lMsg.mSignal = (TUint8)lIdx; |
|
2625 |
TBuf8<KSigMsgLength> lMsgBuf; |
|
2626 |
lMsg.Marshall(lMsgBuf); |
|
2627 |
iSignalWritePipe.Write(lMsgBuf,KSigMsgLength); |
|
2628 |
||
2629 |
} |
|
2630 |
} |
|
2631 |
// scan and dequeue |
|
2632 |
} |
|
2633 |
} |
|
2634 |
||
2635 |
return MapError(KErrNone, anErrno); |
|
2636 |
} |
|
2637 |
||
2638 |
// ----------------------------------------------------------------------------- |
|
2639 |
// CLocalSystemInterface::sighold |
|
2640 |
// ----------------------------------------------------------------------------- |
|
2641 |
// |
|
2642 |
int CLocalSystemInterface::sighold(int signo, int& anErrno) |
|
2643 |
{ |
|
2644 |
if(!iSignalsInitialized) |
|
2645 |
{ |
|
2646 |
anErrno = ENOTSUP; |
|
2647 |
return -1; |
|
2648 |
} |
|
2649 |
||
2650 |
EnsureSignalsInitialized(); |
|
2651 |
||
2652 |
if(signo < 1 || signo > SIGRTMAX) |
|
2653 |
return MapError(KErrArgument, anErrno); |
|
2654 |
||
2655 |
SIG_ADD_SIGNAL_TO_SET(signo,iSigMask); |
|
2656 |
SIG_REMOVE_SIGNAL_FROM_SET(SIGKILL,iSigMask); |
|
2657 |
SIG_REMOVE_SIGNAL_FROM_SET(SIGSTOP,iSigMask); |
|
2658 |
||
2659 |
return MapError(KErrNone, anErrno); |
|
2660 |
} |
|
2661 |
||
2662 |
// ----------------------------------------------------------------------------- |
|
2663 |
// CLocalSystemInterface::sigrelse |
|
2664 |
// ----------------------------------------------------------------------------- |
|
2665 |
// |
|
2666 |
int CLocalSystemInterface::sigrelse(int signo, int& anErrno) |
|
2667 |
{ |
|
2668 |
if(!iSignalsInitialized) |
|
2669 |
{ |
|
2670 |
anErrno = ENOTSUP; |
|
2671 |
return -1; |
|
2672 |
} |
|
2673 |
||
2674 |
EnsureSignalsInitialized(); |
|
2675 |
TUint64 lPrevMask = iSigMask; |
|
2676 |
||
2677 |
if(signo < 1 || signo > SIGRTMAX) |
|
2678 |
return MapError(KErrArgument, anErrno); |
|
2679 |
||
2680 |
SIG_REMOVE_SIGNAL_FROM_SET(signo,iSigMask); |
|
2681 |
||
2682 |
if(lPrevMask != iSigMask) |
|
2683 |
{ |
|
2684 |
TSignalMessage lMsg; |
|
2685 |
lMsg.mType = TSignalMessage::EDequeueSignal; |
|
2686 |
lMsg.mSignal = (TUint8)signo; |
|
2687 |
TBuf8<KSigMsgLength> lMsgBuf; |
|
2688 |
lMsg.Marshall(lMsgBuf); |
|
2689 |
iSignalWritePipe.Write(lMsgBuf,KSigMsgLength); |
|
2690 |
} |
|
2691 |
||
2692 |
return MapError(KErrNone, anErrno); |
|
2693 |
} |
|
2694 |
||
2695 |
// ----------------------------------------------------------------------------- |
|
2696 |
// CLocalSystemInterface::sigpause |
|
2697 |
// ----------------------------------------------------------------------------- |
|
2698 |
// |
|
2699 |
int CLocalSystemInterface::sigpause(int signo, int& anErrno) |
|
2700 |
{ |
|
2701 |
if(!iSignalsInitialized) |
|
2702 |
{ |
|
2703 |
anErrno = ENOTSUP; |
|
2704 |
return -1; |
|
2705 |
} |
|
2706 |
||
2707 |
EnsureSignalsInitialized(); |
|
2708 |
||
2709 |
TUint64 lPrevMask = iSigMask; |
|
2710 |
TUint64 lWaitSet = 0; |
|
2711 |
TSignalMessage lMsg; |
|
2712 |
||
2713 |
if(signo < 1 || signo > SIGRTMAX) |
|
2714 |
return MapError(KErrArgument, anErrno); |
|
2715 |
||
2716 |
SIG_REMOVE_SIGNAL_FROM_SET(signo,iSigMask); |
|
2717 |
SIG_ADD_SIGNAL_TO_SET(signo,lWaitSet); |
|
2718 |
||
2719 |
SigWaitInternal(lWaitSet,&lMsg,0); |
|
2720 |
||
2721 |
iSigMask = lPrevMask; |
|
2722 |
||
2723 |
HandleSignal(lMsg,ETrue); |
|
2724 |
||
2725 |
anErrno = EINTR; |
|
2726 |
return -1; |
|
2727 |
} |
|
2728 |
||
2729 |
// ----------------------------------------------------------------------------- |
|
2730 |
// CLocalSystemInterface::sigwait |
|
2731 |
// ----------------------------------------------------------------------------- |
|
2732 |
// |
|
2733 |
int CLocalSystemInterface::sigwait(const sigset_t *set, int *sig, int& anErrno) |
|
2734 |
{ |
|
2735 |
if(!iSignalsInitialized) |
|
2736 |
{ |
|
2737 |
return ENOTSUP; |
|
2738 |
} |
|
2739 |
||
2740 |
EnsureSignalsInitialized(); |
|
2741 |
||
2742 |
anErrno = anErrno; // to supress unused arg warning. sigwait doesn't set errno, it returns it. |
|
2743 |
||
2744 |
if(set == 0) |
|
2745 |
return EINVAL; |
|
2746 |
||
2747 |
if(SIG_ISEMPTY_SIGSET(*set)) |
|
2748 |
return EINVAL; |
|
2749 |
||
2750 |
TUint64 lTemp = *set; |
|
2751 |
SIG_REMOVE_SIGNAL_FROM_SET(SIGKILL,lTemp); |
|
2752 |
SIG_REMOVE_SIGNAL_FROM_SET(SIGSTOP,lTemp); |
|
2753 |
if(lTemp == 0 && !SIG_ISEMPTY_SIGSET(set)) |
|
2754 |
return 0; |
|
2755 |
||
2756 |
TInt lRetVal = KErrNone; |
|
2757 |
TSignalMessage lMsg; |
|
2758 |
lRetVal = SigWaitInternal((TUint64)*set,&lMsg,0); |
|
2759 |
if(lRetVal == KErrNone) |
|
2760 |
{ |
|
2761 |
if(lMsg.mType == TSignalMessage::ESignal) |
|
2762 |
{ |
|
2763 |
if(sig) |
|
2764 |
*sig = lMsg.mSignal; |
|
2765 |
} |
|
2766 |
else if(lMsg.mType == TSignalMessage::ESignalValuePair) |
|
2767 |
{ |
|
2768 |
if(sig) |
|
2769 |
*sig = lMsg.mSigVal.mSignal; |
|
2770 |
} |
|
2771 |
else if(lMsg.mType == TSignalMessage::ERtTimerSignal) |
|
2772 |
{ |
|
2773 |
if(sig) |
|
2774 |
*sig = lMsg.mRtSignal.mSignal; |
|
2775 |
} |
|
2776 |
} |
|
2777 |
else |
|
2778 |
{ |
|
2779 |
return EINVAL; |
|
2780 |
} |
|
2781 |
return 0; |
|
2782 |
} |
|
2783 |
||
2784 |
// ----------------------------------------------------------------------------- |
|
2785 |
// CLocalSystemInterface::sigtimedwait |
|
2786 |
// ----------------------------------------------------------------------------- |
|
2787 |
// |
|
2788 |
int CLocalSystemInterface::sigtimedwait(const sigset_t *set, |
|
2789 |
siginfo_t *info, const struct timespec *timeout, int& anErrno) |
|
2790 |
{ |
|
2791 |
if(!iSignalsInitialized) |
|
2792 |
{ |
|
2793 |
anErrno = ENOTSUP; |
|
2794 |
return -1; |
|
2795 |
} |
|
2796 |
||
2797 |
TBool lTimeCheckFailed = EFalse; |
|
2798 |
||
2799 |
EnsureSignalsInitialized(); |
|
2800 |
||
2801 |
if(set == 0 || timeout == 0) |
|
2802 |
{ |
|
2803 |
anErrno = EINVAL; |
|
2804 |
return -1; |
|
2805 |
} |
|
2806 |
||
2807 |
if(SIG_ISEMPTY_SIGSET(*set)) |
|
2808 |
{ |
|
2809 |
anErrno = EINVAL; |
|
2810 |
return -1; |
|
2811 |
} |
|
2812 |
||
2813 |
if(timeout->tv_sec == 0 && timeout->tv_nsec == 0) |
|
2814 |
{ |
|
2815 |
anErrno = EINVAL; |
|
2816 |
return -1; |
|
2817 |
} |
|
2818 |
||
2819 |
if( (timeout->tv_sec*1000*1000 > 0x7FFFFFFF) || // 0x7FFFFFFF (maximum positive value of int32) |
|
2820 |
(timeout->tv_sec < 0) || |
|
2821 |
(timeout->tv_nsec >= 1000000000) || |
|
2822 |
(timeout->tv_nsec < 0) ) |
|
2823 |
{ |
|
2824 |
lTimeCheckFailed = ETrue; |
|
2825 |
} |
|
2826 |
||
2827 |
TUint64 lTemp = *set; |
|
2828 |
SIG_REMOVE_SIGNAL_FROM_SET(SIGKILL,lTemp); |
|
2829 |
SIG_REMOVE_SIGNAL_FROM_SET(SIGSTOP,lTemp); |
|
2830 |
if(lTemp == 0 && !SIG_ISEMPTY_SIGSET(set)) |
|
2831 |
return 0; |
|
2832 |
||
2833 |
TInt lTimeout = timeout->tv_sec*1000*1000 + timeout->tv_nsec/1000; |
|
2834 |
if(lTimeout < 0) |
|
2835 |
{ |
|
2836 |
lTimeCheckFailed = ETrue; |
|
2837 |
} |
|
2838 |
||
2839 |
TInt lRetVal = KErrNone; |
|
2840 |
TInt lSigNum = 0; |
|
2841 |
TSignalMessage lMsg; |
|
2842 |
||
2843 |
lRetVal = SigWaitInternal((TUint64)*set,&lMsg,lTimeout,lTimeCheckFailed); |
|
2844 |
||
2845 |
if(lRetVal == KErrNone) |
|
2846 |
{ |
|
2847 |
if(lMsg.mType == TSignalMessage::ESignal) |
|
2848 |
{ |
|
2849 |
lSigNum = lMsg.mSignal; |
|
2850 |
if(info) |
|
2851 |
{ |
|
2852 |
info->si_signo = lSigNum; |
|
2853 |
info->si_value.sival_int = 0; |
|
2854 |
} |
|
2855 |
} |
|
2856 |
else if(lMsg.mType == TSignalMessage::ESignalValuePair) |
|
2857 |
{ |
|
2858 |
lSigNum = lMsg.mSigVal.mSignal; |
|
2859 |
if(info) |
|
2860 |
{ |
|
2861 |
info->si_signo = lSigNum; |
|
2862 |
info->si_value.sival_int = (int)lMsg.mSigVal.mValue; |
|
2863 |
} |
|
2864 |
} |
|
2865 |
else if(lMsg.mType == TSignalMessage::ERtTimerSignal) |
|
2866 |
{ |
|
2867 |
lSigNum = lMsg.mRtSignal.mSignal; |
|
2868 |
if(info) |
|
2869 |
{ |
|
2870 |
info->si_signo = lSigNum; |
|
2871 |
info->si_value.sival_int = 0; |
|
2872 |
} |
|
2873 |
} |
|
2874 |
} |
|
2875 |
else if (lRetVal == KErrTimedOut) |
|
2876 |
{ |
|
2877 |
anErrno = EAGAIN; |
|
2878 |
return -1; |
|
2879 |
} |
|
2880 |
else |
|
2881 |
{ |
|
2882 |
anErrno = EINVAL; |
|
2883 |
return -1; |
|
2884 |
} |
|
2885 |
return lSigNum; |
|
2886 |
} |
|
2887 |
||
2888 |
// ----------------------------------------------------------------------------- |
|
2889 |
// CLocalSystemInterface::sigwaitinfo |
|
2890 |
// ----------------------------------------------------------------------------- |
|
2891 |
// |
|
2892 |
int CLocalSystemInterface::sigwaitinfo(const sigset_t *set, siginfo_t *info, int& anErrno) |
|
2893 |
{ |
|
2894 |
if(!iSignalsInitialized) |
|
2895 |
{ |
|
2896 |
anErrno = ENOTSUP; |
|
2897 |
return -1; |
|
2898 |
} |
|
2899 |
||
2900 |
EnsureSignalsInitialized(); |
|
2901 |
||
2902 |
if(set == 0) |
|
2903 |
{ |
|
2904 |
anErrno = EINVAL; |
|
2905 |
return -1; |
|
2906 |
} |
|
2907 |
||
2908 |
if(SIG_ISEMPTY_SIGSET(*set)) |
|
2909 |
{ |
|
2910 |
anErrno = EINVAL; |
|
2911 |
return -1; |
|
2912 |
} |
|
2913 |
||
2914 |
TUint64 lTemp = *set; |
|
2915 |
SIG_REMOVE_SIGNAL_FROM_SET(SIGKILL,lTemp); |
|
2916 |
SIG_REMOVE_SIGNAL_FROM_SET(SIGSTOP,lTemp); |
|
2917 |
if(lTemp == 0 && !SIG_ISEMPTY_SIGSET(set)) |
|
2918 |
return 0; |
|
2919 |
||
2920 |
TInt lRetVal = KErrNone; |
|
2921 |
TInt lSigNum = 0; |
|
2922 |
TSignalMessage lMsg; |
|
2923 |
||
2924 |
lRetVal = SigWaitInternal((TUint64)*set,&lMsg,0); |
|
2925 |
||
2926 |
if(lRetVal == KErrNone) |
|
2927 |
{ |
|
2928 |
if(lMsg.mType == TSignalMessage::ESignal) |
|
2929 |
{ |
|
2930 |
lSigNum = lMsg.mSignal; |
|
2931 |
if(info) |
|
2932 |
{ |
|
2933 |
info->si_signo = lSigNum; |
|
2934 |
info->si_value.sival_int = 0; |
|
2935 |
} |
|
2936 |
} |
|
2937 |
else if(lMsg.mType == TSignalMessage::ESignalValuePair) |
|
2938 |
{ |
|
2939 |
lSigNum = lMsg.mSigVal.mSignal; |
|
2940 |
if(info) |
|
2941 |
{ |
|
2942 |
info->si_signo = lSigNum; |
|
2943 |
info->si_value.sival_int = (int)lMsg.mSigVal.mValue; |
|
2944 |
} |
|
2945 |
} |
|
2946 |
else if(lMsg.mType == TSignalMessage::ERtTimerSignal) |
|
2947 |
{ |
|
2948 |
lSigNum = lMsg.mRtSignal.mSignal; |
|
2949 |
if(info) |
|
2950 |
{ |
|
2951 |
info->si_signo = lSigNum; |
|
2952 |
info->si_value.sival_int = 0; |
|
2953 |
} |
|
2954 |
} |
|
2955 |
else |
|
2956 |
{ |
|
2957 |
anErrno = EINVAL; |
|
2958 |
return -1; |
|
2959 |
} |
|
2960 |
} |
|
2961 |
||
2962 |
return lSigNum; |
|
2963 |
} |
|
2964 |
||
2965 |
// ----------------------------------------------------------------------------- |
|
2966 |
// CLocalSystemInterface::sigaction |
|
2967 |
// ----------------------------------------------------------------------------- |
|
2968 |
// |
|
2969 |
int CLocalSystemInterface::sigaction(int aSigNum, const struct sigaction *act, struct sigaction *oact, int& anErrno) |
|
2970 |
{ |
|
2971 |
if(!iSignalsInitialized) |
|
2972 |
{ |
|
2973 |
anErrno = ENOTSUP; |
|
2974 |
return -1; |
|
2975 |
} |
|
2976 |
||
2977 |
EnsureSignalsInitialized(); |
|
2978 |
||
2979 |
if(aSigNum < 1 || aSigNum > SIGRTMAX || aSigNum == SIGKILL || aSigNum == SIGSTOP) |
|
2980 |
{ |
|
2981 |
return MapError(KErrArgument,anErrno); |
|
2982 |
} |
|
2983 |
||
2984 |
if(act && (act->sa_flags & (SA_NOCLDSTOP | SA_ONSTACK | SA_RESTART| SA_NOCLDWAIT))) //Whar abt SA_NODEFER |
|
2985 |
{ |
|
2986 |
anErrno = ENOTSUP; |
|
2987 |
return -1; |
|
2988 |
} |
|
2989 |
||
2990 |
iSigHandlerMutex.Wait(); |
|
2991 |
if(oact) |
|
2992 |
{ |
|
2993 |
if( (iSigActions[aSigNum-1].iSigFlags & SA_SIGINFO) |
|
2994 |
&& iSigActions[aSigNum-1].iSigAction) |
|
2995 |
{ |
|
2996 |
oact->sa_flags = iSigActions[aSigNum-1].iSigFlags; |
|
2997 |
oact->sa_sigaction = iSigActions[aSigNum-1].iSigAction; |
|
2998 |
} |
|
2999 |
else |
|
3000 |
{ |
|
3001 |
oact->sa_flags = iSigActions[aSigNum-1].iSigFlags; |
|
3002 |
oact->sa_handler = iSigActions[aSigNum-1].iSigHandler; |
|
3003 |
} |
|
3004 |
} |
|
3005 |
||
3006 |
if(act) |
|
3007 |
{ |
|
3008 |
if(act->sa_flags & SA_SIGINFO) |
|
3009 |
{ |
|
3010 |
iSigActions[aSigNum-1].iSigAction = act->sa_sigaction; |
|
3011 |
iSigActions[aSigNum-1].iSigFlags = act->sa_flags; |
|
3012 |
} |
|
3013 |
else |
|
3014 |
{ |
|
3015 |
iSigActions[aSigNum-1].iSigHandler = act->sa_handler; |
|
3016 |
iSigActions[aSigNum-1].iSigAction = 0; |
|
3017 |
iSigActions[aSigNum-1].iSigFlags = act->sa_flags; |
|
3018 |
} |
|
3019 |
} |
|
3020 |
iSigHandlerMutex.Signal(); |
|
3021 |
||
3022 |
return MapError(KErrNone,anErrno); |
|
3023 |
||
3024 |
} |
|
3025 |
||
3026 |
// ----------------------------------------------------------------------------- |
|
3027 |
// CLocalSystemInterface::sigset |
|
3028 |
// ----------------------------------------------------------------------------- |
|
3029 |
// |
|
3030 |
TSignalHandler CLocalSystemInterface::sigset(int aSigNum, TSignalHandler disp, int& anErrno) |
|
3031 |
{ |
|
3032 |
if(!iSignalsInitialized) |
|
3033 |
{ |
|
3034 |
anErrno = ENOTSUP; |
|
3035 |
return SIG_ERR; |
|
3036 |
} |
|
3037 |
||
3038 |
TUint64 lOldMask = iSigMask; |
|
3039 |
EnsureSignalsInitialized(); |
|
3040 |
||
3041 |
if(aSigNum < 1 || aSigNum > SIGRTMAX || aSigNum == SIGKILL || aSigNum == SIGSTOP) |
|
3042 |
{ |
|
3043 |
anErrno = EINVAL; |
|
3044 |
return SIG_ERR; |
|
3045 |
} |
|
3046 |
TSignalHandler lOldHandler = iSigActions[aSigNum-1].iSigHandler; |
|
3047 |
||
3048 |
if(disp == SIG_HOLD) |
|
3049 |
{ |
|
3050 |
SIG_ADD_SIGNAL_TO_SET(aSigNum,iSigMask); |
|
3051 |
} |
|
3052 |
else |
|
3053 |
{ |
|
3054 |
iSigHandlerMutex.Wait(); |
|
3055 |
iSigActions[aSigNum-1].iSigHandler = disp; |
|
3056 |
iSigActions[aSigNum-1].iSigAction = 0; |
|
3057 |
iSigActions[aSigNum-1].iSigFlags = 0; |
|
3058 |
iSigHandlerMutex.Signal(); |
|
3059 |
SIG_REMOVE_SIGNAL_FROM_SET(aSigNum,iSigMask); |
|
3060 |
} |
|
3061 |
||
3062 |
if(SIG_SIGNAL_PRESENT_IN_SIGSET(aSigNum,lOldMask)) |
|
3063 |
return SIG_HOLD; |
|
3064 |
else |
|
3065 |
return lOldHandler; |
|
3066 |
} |
|
3067 |
||
3068 |
// ----------------------------------------------------------------------------- |
|
3069 |
// CLocalSystemInterface::bsd_signal |
|
3070 |
// ----------------------------------------------------------------------------- |
|
3071 |
// |
|
3072 |
TSignalHandler CLocalSystemInterface::bsd_signal(int aSigNum, TSignalHandler aFunc,int& anErrno) |
|
3073 |
{ |
|
3074 |
return signal(aSigNum,aFunc,anErrno); |
|
3075 |
} |
|
3076 |
||
3077 |
// ----------------------------------------------------------------------------- |
|
3078 |
// CLocalSystemInterface::signal |
|
3079 |
// ----------------------------------------------------------------------------- |
|
3080 |
// |
|
3081 |
TSignalHandler CLocalSystemInterface::signal(int aSigNum, TSignalHandler aFunc,int& anErrno) |
|
3082 |
{ |
|
3083 |
if(!iSignalsInitialized) |
|
3084 |
{ |
|
3085 |
anErrno = ENOTSUP; |
|
3086 |
return SIG_ERR; |
|
3087 |
} |
|
3088 |
||
3089 |
EnsureSignalsInitialized(); |
|
3090 |
||
3091 |
if(aSigNum < 1 || aSigNum > SIGRTMAX || aSigNum == SIGKILL || aSigNum == SIGSTOP) |
|
3092 |
{ |
|
3093 |
anErrno = EINVAL; |
|
3094 |
return SIG_ERR; |
|
3095 |
} |
|
3096 |
||
3097 |
iSigHandlerMutex.Wait(); |
|
3098 |
TSignalHandler lOldHandler = iSigActions[aSigNum-1].iSigHandler; |
|
3099 |
iSigActions[aSigNum-1].iSigHandler = aFunc; |
|
3100 |
iSigActions[aSigNum-1].iSigAction = 0; |
|
3101 |
iSigActions[aSigNum-1].iSigFlags = 0; |
|
3102 |
iSigHandlerMutex.Signal(); |
|
3103 |
return lOldHandler; |
|
3104 |
} |
|
3105 |
||
3106 |
// ----------------------------------------------------------------------------- |
|
3107 |
// CLocalSystemInterface::sigignore |
|
3108 |
// ----------------------------------------------------------------------------- |
|
3109 |
// |
|
3110 |
int CLocalSystemInterface::sigignore(int aSigNum, int& anErrno) |
|
3111 |
{ |
|
3112 |
if(!iSignalsInitialized) |
|
3113 |
{ |
|
3114 |
anErrno = ENOTSUP; |
|
3115 |
return -1; |
|
3116 |
} |
|
3117 |
||
3118 |
EnsureSignalsInitialized(); |
|
3119 |
||
3120 |
if(aSigNum < 1 || aSigNum > SIGRTMAX || aSigNum == SIGKILL || aSigNum == SIGSTOP) |
|
3121 |
{ |
|
3122 |
anErrno = EINVAL; |
|
3123 |
return -1; |
|
3124 |
} |
|
3125 |
||
3126 |
iSigHandlerMutex.Wait(); |
|
3127 |
iSigActions[aSigNum-1].iSigHandler = SIG_IGN; |
|
3128 |
iSigActions[aSigNum-1].iSigAction = 0; |
|
3129 |
iSigActions[aSigNum-1].iSigFlags = 0; |
|
3130 |
iSigHandlerMutex.Signal(); |
|
3131 |
return 0; |
|
3132 |
} |
|
3133 |
// ----------------------------------------------------------------------------- |
|
3134 |
// CLocalSystemInterface::sigpending |
|
3135 |
// ----------------------------------------------------------------------------- |
|
3136 |
// |
|
3137 |
int CLocalSystemInterface::sigpending(sigset_t *set,int& anErrno) |
|
3138 |
{ |
|
3139 |
if(!iSignalsInitialized) |
|
3140 |
{ |
|
3141 |
anErrno = ENOTSUP; |
|
3142 |
return -1; |
|
3143 |
} |
|
3144 |
||
3145 |
EnsureSignalsInitialized(); |
|
3146 |
||
3147 |
if(set == 0) |
|
3148 |
{ |
|
3149 |
anErrno = EFAULT; |
|
3150 |
return -1; |
|
3151 |
} |
|
3152 |
||
3153 |
SIG_EMPTY_SIGSET(*set); |
|
3154 |
||
3155 |
TInt lIdx = 0; |
|
3156 |
||
3157 |
for(lIdx = 0;lIdx < iBlockedSigArray.Count(); lIdx++) |
|
3158 |
{ |
|
3159 |
TUint8 lSigNum = 0; |
|
3160 |
if(iBlockedSigArray[lIdx].mType == TSignalMessage::ESignal) |
|
3161 |
lSigNum = iBlockedSigArray[lIdx].mSignal; |
|
3162 |
else if(iBlockedSigArray[lIdx].mType == TSignalMessage::ESignalValuePair) |
|
3163 |
lSigNum = iBlockedSigArray[lIdx].mSigVal.mSignal; |
|
3164 |
else if(iBlockedSigArray[lIdx].mType == TSignalMessage::ERtTimerSignal) |
|
3165 |
lSigNum = iBlockedSigArray[lIdx].mRtSignal.mSignal; |
|
3166 |
SIG_ADD_SIGNAL_TO_SET(lSigNum,*set); |
|
3167 |
} |
|
3168 |
||
3169 |
return MapError(KErrNone,anErrno); |
|
3170 |
} |
|
3171 |
||
3172 |
// ----------------------------------------------------------------------------- |
|
3173 |
// CLocalSystemInterface::alarm |
|
3174 |
// ----------------------------------------------------------------------------- |
|
3175 |
// |
|
3176 |
unsigned int CLocalSystemInterface::alarm(unsigned int seconds) |
|
3177 |
{ |
|
3178 |
if(!iSignalsInitialized) |
|
3179 |
{ |
|
3180 |
return 0; |
|
3181 |
} |
|
3182 |
||
3183 |
EnsureSignalsInitialized(); |
|
3184 |
||
3185 |
TTime lCurrentTime; |
|
3186 |
TTimeIntervalSeconds lTimeLapse; |
|
3187 |
||
3188 |
unsigned int lTimeLeft = 0; |
|
3189 |
||
3190 |
if(iIsTimerActive) |
|
3191 |
{ |
|
3192 |
lCurrentTime.HomeTime(); |
|
3193 |
lCurrentTime.SecondsFrom(iAlarmStartTime,lTimeLapse); |
|
3194 |
lTimeLeft = iCurrentTimeout - lTimeLapse.Int(); |
|
3195 |
if((int)lTimeLeft < 0) |
|
3196 |
lTimeLeft = 0; |
|
3197 |
} |
|
3198 |
||
3199 |
iCurrentTimeout = seconds; |
|
3200 |
TSignalMessage lMsg; |
|
3201 |
lMsg.mType = TSignalMessage::EAlarmRegistration; |
|
3202 |
lMsg.mTimeOut = seconds; |
|
3203 |
TBuf8<KSigMsgLength> lMsgBuf; |
|
3204 |
lMsg.Marshall(lMsgBuf); |
|
3205 |
iSignalWritePipe.Write(lMsgBuf,KSigMsgLength); |
|
3206 |
||
3207 |
return lTimeLeft; |
|
3208 |
} |
|
3209 |
||
3210 |
||
3211 |
#ifdef SYMBIAN_OE_LIBRT |
|
3212 |
// ----------------------------------------------------------------------------- |
|
3213 |
// CLocalSystemInterface::FindTimer |
|
3214 |
// ----------------------------------------------------------------------------- |
|
3215 |
// |
|
3216 |
EXPORT_C TInt CLocalSystemInterface::FindTimer(const TInt& aTimerId) |
|
3217 |
{ |
|
3218 |
iTimerOverrunsMutex.Wait(); |
|
3219 |
||
3220 |
TInt lIndex = KErrNotFound; |
|
3221 |
TInt lTimerCnt = iTimerOverruns.Count(); |
|
3222 |
for(TInt lIdx = 0; lIdx < lTimerCnt; lIdx++) |
|
3223 |
{ |
|
3224 |
if(iTimerOverruns[lIdx].iTimerId == aTimerId) |
|
3225 |
{ |
|
3226 |
lIndex = lIdx; |
|
3227 |
break; |
|
3228 |
} |
|
3229 |
} |
|
3230 |
||
3231 |
iTimerOverrunsMutex.Signal(); |
|
3232 |
return lIndex; |
|
3233 |
} |
|
3234 |
||
3235 |
// ----------------------------------------------------------------------------- |
|
3236 |
// CLocalSystemInterface::AddTimer |
|
3237 |
// ----------------------------------------------------------------------------- |
|
3238 |
// |
|
3239 |
EXPORT_C TInt CLocalSystemInterface::AddTimer(const TInt& aTimerId) |
|
3240 |
{ |
|
3241 |
TInt err; |
|
3242 |
if (FindTimer(aTimerId) >= 0) |
|
3243 |
{ |
|
3244 |
err = KErrNone; |
|
3245 |
} |
|
3246 |
else |
|
3247 |
{ |
|
3248 |
TOverrun lOverrun(aTimerId); |
|
3249 |
iTimerOverrunsMutex.Wait(); |
|
3250 |
RHeap* oHeap = User::SwitchHeap(iPrivateHeap); |
|
3251 |
err = iTimerOverruns.Append(lOverrun); |
|
3252 |
User::SwitchHeap(oHeap); |
|
3253 |
if(!err) |
|
3254 |
{ |
|
3255 |
iTimerOverruns[iTimerOverruns.Count()-1].iTimerId = aTimerId; |
|
3256 |
} |
|
3257 |
||
3258 |
iTimerOverrunsMutex.Signal(); |
|
3259 |
} |
|
3260 |
||
3261 |
return err; |
|
3262 |
} |
|
3263 |
||
3264 |
// ----------------------------------------------------------------------------- |
|
3265 |
// CLocalSystemInterface::DeleteTimer |
|
3266 |
// ----------------------------------------------------------------------------- |
|
3267 |
// |
|
3268 |
EXPORT_C TInt CLocalSystemInterface::DeleteTimer(const TInt& aTimerId) |
|
3269 |
{ |
|
3270 |
TInt lRet = FindTimer(aTimerId); |
|
3271 |
if(lRet >= 0) |
|
3272 |
{ |
|
3273 |
iTimerOverrunsMutex.Wait(); |
|
3274 |
RHeap* oHeap = User::SwitchHeap(iPrivateHeap); |
|
3275 |
iTimerOverruns.Remove(lRet); |
|
3276 |
User::SwitchHeap(oHeap); |
|
3277 |
iTimerOverrunsMutex.Signal(); |
|
3278 |
||
3279 |
return KErrNone; |
|
3280 |
} |
|
3281 |
||
3282 |
return lRet; |
|
3283 |
} |
|
3284 |
||
3285 |
// ----------------------------------------------------------------------------- |
|
3286 |
// CLocalSystemInterface::IncrementOverrun |
|
3287 |
// ----------------------------------------------------------------------------- |
|
3288 |
// |
|
3289 |
EXPORT_C TInt CLocalSystemInterface::IncrementOverrun(const TInt& aTimerId) |
|
3290 |
{ |
|
3291 |
TInt lRet = FindTimer(aTimerId); |
|
3292 |
if(lRet >= 0) |
|
3293 |
{ |
|
3294 |
iTimerOverrunsMutex.Wait(); |
|
3295 |
iTimerOverruns[lRet].Overruns++; |
|
3296 |
iTimerOverrunsMutex.Signal(); |
|
3297 |
return iTimerOverruns[lRet].Overruns; |
|
3298 |
} |
|
3299 |
||
3300 |
return lRet; |
|
3301 |
} |
|
3302 |
||
3303 |
// ----------------------------------------------------------------------------- |
|
3304 |
// CLocalSystemInterface::ResetOverrun |
|
3305 |
// ----------------------------------------------------------------------------- |
|
3306 |
// |
|
3307 |
EXPORT_C TInt CLocalSystemInterface::ResetOverrun(const TInt& aTimerId) |
|
3308 |
{ |
|
3309 |
TInt lRet = FindTimer(aTimerId); |
|
3310 |
if(lRet >= 0) |
|
3311 |
{ |
|
3312 |
iTimerOverrunsMutex.Wait(); |
|
3313 |
iTimerOverruns[lRet].Overruns = 0; |
|
3314 |
iTimerOverrunsMutex.Signal(); |
|
3315 |
return KErrNone; |
|
3316 |
} |
|
3317 |
||
3318 |
return KErrNotFound; |
|
3319 |
||
3320 |
} |
|
3321 |
||
3322 |
// ----------------------------------------------------------------------------- |
|
3323 |
// CLocalSystemInterface::Overrun |
|
3324 |
// ----------------------------------------------------------------------------- |
|
3325 |
// |
|
3326 |
EXPORT_C TInt CLocalSystemInterface::Overrun(const TInt& aTimerId) |
|
3327 |
{ |
|
3328 |
TInt lRet = FindTimer(aTimerId); |
|
3329 |
if(lRet >= 0) |
|
3330 |
{ |
|
3331 |
return iTimerOverruns[lRet].Overruns; |
|
3332 |
} |
|
3333 |
||
3334 |
return KErrNotFound; |
|
3335 |
} |
|
3336 |
||
3337 |
// ----------------------------------------------------------------------------- |
|
3338 |
// CLocalSystemInterface::RaiseTimerSignal |
|
3339 |
// ----------------------------------------------------------------------------- |
|
3340 |
// |
|
3341 |
EXPORT_C TInt CLocalSystemInterface::RaiseTimerSignal(int sig, int timerid) |
|
3342 |
{ |
|
3343 |
EnsureSignalsInitialized(); |
|
3344 |
||
3345 |
TInt err = KErrArgument; |
|
3346 |
if(sig < 1 || sig > SIGRTMAX) |
|
3347 |
{ |
|
3348 |
return err; |
|
3349 |
} |
|
3350 |
// mutex protect |
|
3351 |
TSignalMessage lMsg; |
|
3352 |
lMsg.mType = TSignalMessage::ERtTimerSignal; |
|
3353 |
lMsg.mRtSignal.mSignal = (TUint8)sig; |
|
3354 |
lMsg.mRtSignal.mTimerId = timerid; |
|
3355 |
TBuf8<KSigMsgLength> lMsgBuf; |
|
3356 |
lMsg.Marshall(lMsgBuf); |
|
3357 |
||
3358 |
err = iSignalWritePipe.WriteBlocking(lMsgBuf,KSigMsgLength); |
|
3359 |
if(err >= 0) |
|
3360 |
return KErrNone; |
|
3361 |
||
3362 |
return err; |
|
3363 |
} |
|
3364 |
||
3365 |
#endif //SYMBIAN_OE_LIBRT |
|
3366 |
||
3367 |
#endif // SYMBIAN_OE_POSIX_SIGNALS |
|
3368 |
||
3369 |
// ----------------------------------------------------------------------------- |
|
3370 |
// CLocalSystemInterface::GetDirName |
|
3371 |
// Implementation for GetDirName |
|
3372 |
// This will return the name of the directory corresponding to the aFid |
|
3373 |
// This wont set any error code in case of error. |
|
3374 |
// Returns the name on success else NULL |
|
3375 |
// ----------------------------------------------------------------------------- |
|
3376 |
// |
|
3377 |
const wchar_t* CLocalSystemInterface::GetDirName (int aFid) |
|
3378 |
{ |
|
3379 |
//Get the CFileDescBase at the index aFid |
|
3380 |
CFileDescBase* desc = NULL; |
|
3381 |
TInt err = iFids.At(aFid, desc); |
|
3382 |
if ( !err ) |
|
3383 |
{ |
|
3384 |
//Cast it back to CDirectoryDesc |
|
3385 |
CDirectoryDesc* dirDesc = static_cast<CDirectoryDesc*> (desc); |
|
3386 |
return dirDesc->GetDirName(); |
|
3387 |
} |
|
3388 |
return (const wchar_t*)NULL; |
|
3389 |
} |
|
3390 |
||
3391 |
// ----------------------------------------------------------------------------- |
|
3392 |
// CLocalSystemInterface::Truncate |
|
3393 |
// Implementation for Truncate |
|
3394 |
// This will Truncate a file represented by aFid |
|
3395 |
// Returns the success/error code on completion |
|
3396 |
// ----------------------------------------------------------------------------- |
|
3397 |
// |
|
3398 |
EXPORT_C int CLocalSystemInterface::Truncate(int aFid, off_t anOffset, int& anErrno) |
|
3399 |
{ |
|
3400 |
TInt err = KErrArgument; |
|
3401 |
#if defined(SYMBIAN_OE_LARGE_FILE_SUPPORT) && !defined(SYMBIAN_OE_NO_LFS) |
|
3402 |
off_t offset = anOffset; |
|
3403 |
#else |
|
3404 |
TInt offset = (TInt)anOffset; |
|
3405 |
#endif //SYMBIAN_OE_LARGE_FILE_SUPPORT && !SYMBIAN_OE_NO_LFS |
|
3406 |
//Proceed only if offset is non-negetive number |
|
3407 |
if ( offset >= 0 ) |
|
3408 |
{//Get the CFileDescBase at the index aFid |
|
3409 |
CFileDescBase* desc = NULL; |
|
3410 |
err = iFids.At(aFid, desc); |
|
3411 |
if ( !err ) |
|
3412 |
{ |
|
3413 |
err = desc->Truncate(offset); |
|
3414 |
if( err == KErrAccessDenied ) |
|
3415 |
{ |
|
3416 |
//Ensure that, it will set errno as EINVAL |
|
3417 |
err = KErrArgument; |
|
3418 |
} |
|
3419 |
} |
|
3420 |
} |
|
3421 |
||
3422 |
return MapError(err, anErrno); |
|
3423 |
} |
|
3424 |
||
3425 |
// ----------------------------------------------------------------------------- |
|
3426 |
// CLocalSystemInterface::GetDesc |
|
3427 |
// Implementation for GetDesc |
|
3428 |
// This will return the CFileDescBase object corresponding to aFid |
|
3429 |
// ----------------------------------------------------------------------------- |
|
3430 |
// |
|
3431 |
EXPORT_C CFileDescBase* CLocalSystemInterface::GetDesc(int aFid) |
|
3432 |
{ |
|
3433 |
CFileDescBase* fileDesc = NULL; |
|
3434 |
//coverity[unchecked_value] |
|
3435 |
iFids.At(aFid, fileDesc); |
|
3436 |
return fileDesc; |
|
3437 |
} |
|
3438 |
||
3439 |
// ----------------------------------------------------------------------------- |
|
3440 |
// CLocalSystemInterface::FileSession |
|
3441 |
// This will return the file session |
|
3442 |
// ----------------------------------------------------------------------------- |
|
3443 |
// |
|
3444 |
EXPORT_C RFs& CLocalSystemInterface::FileSession() |
|
3445 |
{ |
|
3446 |
return iFs; |
|
3447 |
} |
|
3448 |
||
3449 |
// ----------------------------------------------------------------------------- |
|
3450 |
// CLocalSystemInterface::CommServSession |
|
3451 |
// This will return the communication server session |
|
3452 |
// ----------------------------------------------------------------------------- |
|
3453 |
// |
|
3454 |
RCommServ& CLocalSystemInterface::CommServSession() |
|
3455 |
{ |
|
3456 |
return iCs; |
|
3457 |
} |
|
3458 |
||
3459 |
// ----------------------------------------------------------------------------- |
|
3460 |
// CLocalSystemInterface::SockServSession |
|
3461 |
// This will return the socket server session |
|
3462 |
// ----------------------------------------------------------------------------- |
|
3463 |
// |
|
3464 |
RSocketServ& CLocalSystemInterface::SockServSession() |
|
3465 |
{ |
|
3466 |
return iSs; |
|
3467 |
} |
|
3468 |
||
3469 |
// ----------------------------------------------------------------------------- |
|
3470 |
// CLocalSystemInterface::Alloc |
|
3471 |
// Dynamic Memory related APIs |
|
3472 |
// Allocates memory in the private heap |
|
3473 |
// ----------------------------------------------------------------------------- |
|
3474 |
// |
|
3475 |
EXPORT_C void* CLocalSystemInterface::Alloc(size_t aNBytes) |
|
3476 |
{ |
|
3477 |
return iPrivateHeap->AllocZ(aNBytes); |
|
3478 |
} |
|
3479 |
||
3480 |
// ----------------------------------------------------------------------------- |
|
3481 |
// CLocalSystemInterface::ReAlloc |
|
3482 |
// Dynamic Memory related APIs |
|
3483 |
// Allocates memory in the private heap |
|
3484 |
// ----------------------------------------------------------------------------- |
|
3485 |
// |
|
3486 |
EXPORT_C void* CLocalSystemInterface::ReAlloc(void* aPtr, size_t aNBytes) |
|
3487 |
{ |
|
3488 |
return iPrivateHeap->ReAlloc(aPtr, aNBytes); |
|
3489 |
} |
|
3490 |
||
3491 |
// ----------------------------------------------------------------------------- |
|
3492 |
// CLocalSystemInterface::Free |
|
3493 |
// Dynamic Memory related APIs |
|
3494 |
// Frees memory in the private heap |
|
3495 |
// ----------------------------------------------------------------------------- |
|
3496 |
// |
|
3497 |
EXPORT_C void CLocalSystemInterface::Free(void* aPtr) |
|
3498 |
{ |
|
3499 |
iPrivateHeap->Free(aPtr); |
|
3500 |
} |
|
3501 |
||
3502 |
||
3503 |
// ----------------------------------------------------------------------------- |
|
3504 |
// CLocalSystemInterface::AllocTLD |
|
3505 |
// Dynamic Memory related APIs |
|
3506 |
// Allocates memory for the thread's TLD and cleans up TLD of dead threads |
|
3507 |
// ----------------------------------------------------------------------------- |
|
3508 |
// |
|
3509 |
EXPORT_C void* CLocalSystemInterface::AllocTLD(TInt aSize) |
|
3510 |
{ |
|
3511 |
// Allocate memory for reent structure on private heap |
|
3512 |
void* ptr = iPrivateHeap->AllocZ(aSize); |
|
3513 |
||
3514 |
iTLDListLock.Wait(); |
|
3515 |
RHeap* oheap = User::SwitchHeap(iPrivateHeap); |
|
3516 |
||
3517 |
TThreadId caller = RThread().Id(); |
|
3518 |
RThread thrd; |
|
3519 |
||
3520 |
TInt idx = -1; |
|
3521 |
||
3522 |
TInt tcount = iTLDInfoList.Count(); |
|
3523 |
||
3524 |
for (int i = 0; i < tcount; ++i) |
|
3525 |
{ |
|
3526 |
TTLDInfo& tldinf = iTLDInfoList[i]; |
|
3527 |
||
3528 |
TInt ptrcount = tldinf.iPtrs.Count(); |
|
3529 |
||
3530 |
if (!ptrcount) |
|
3531 |
{ |
|
3532 |
// This slot has already been freed. Save here? |
|
3533 |
idx = i; |
|
3534 |
continue; |
|
3535 |
} |
|
3536 |
||
3537 |
TInt err = thrd.Open(tldinf.iTid); |
|
3538 |
||
3539 |
if (err != KErrNone || thrd.ExitType() != EExitPending) |
|
3540 |
{ |
|
3541 |
// This thread is dead. Bury it. |
|
3542 |
for (int j = 0; j < ptrcount; ++j) |
|
3543 |
{ |
|
3544 |
iPrivateHeap->FreeZ(tldinf.iPtrs[j]); |
|
3545 |
} |
|
3546 |
||
3547 |
(tldinf.iPtrs).Reset(); |
|
3548 |
||
3549 |
// this slot can be reused. Save here? |
|
3550 |
idx = i; |
|
3551 |
} |
|
3552 |
else |
|
3553 |
{ |
|
3554 |
// Points to a live thread |
|
3555 |
if (tldinf.iTid == caller) |
|
3556 |
{ |
|
3557 |
// This is the calling thread. We must save the TLD ptr here |
|
3558 |
idx = i; |
|
3559 |
} |
|
3560 |
} |
|
3561 |
} |
|
3562 |
||
3563 |
// Only if the initial allocation succeded |
|
3564 |
if (ptr != NULL) |
|
3565 |
{ |
|
3566 |
// No free slot. No cleaned-up slots. |
|
3567 |
if (idx == -1) |
|
3568 |
{ |
|
3569 |
iTLDInfoList.Append(TTLDInfo(caller, ptr)); |
|
3570 |
} |
|
3571 |
else |
|
3572 |
{ |
|
3573 |
// Wouldn't hurt even if it is already set |
|
3574 |
iTLDInfoList[idx].iTid = caller; |
|
3575 |
iTLDInfoList[idx].iPtrs.Append(ptr); |
|
3576 |
} |
|
3577 |
} |
|
3578 |
||
3579 |
User::SwitchHeap(oheap); |
|
3580 |
iTLDListLock.Signal(); |
|
3581 |
||
3582 |
return ptr; |
|
3583 |
} |
|
3584 |
||
3585 |
// ----------------------------------------------------------------------------- |
|
3586 |
// CLocalSystemInterface::Heap |
|
3587 |
//Return the private Heap memory |
|
3588 |
// ----------------------------------------------------------------------------- |
|
3589 |
// |
|
3590 |
EXPORT_C RHeap* CLocalSystemInterface::Heap() |
|
3591 |
{ |
|
3592 |
return iPrivateHeap; |
|
3593 |
} |
|
3594 |
||
3595 |
// ----------------------------------------------------------------------------- |
|
3596 |
// CLocalSystemInterface::CommsSessionLock |
|
3597 |
//Return the Comms Server Lock |
|
3598 |
// ----------------------------------------------------------------------------- |
|
3599 |
// |
|
3600 |
RFastLock& CLocalSystemInterface::CommsSessionLock() |
|
3601 |
{ |
|
3602 |
return iCSLock; |
|
3603 |
} |
|
3604 |
||
3605 |
// ----------------------------------------------------------------------------- |
|
3606 |
// CLocalSystemInterface::CommsSessionLock |
|
3607 |
//Return reference to file table |
|
3608 |
// ----------------------------------------------------------------------------- |
|
3609 |
// |
|
3610 |
const CFileTable& CLocalSystemInterface::FileTable() const |
|
3611 |
{ |
|
3612 |
return iFids; |
|
3613 |
} |
|
3614 |
||
3615 |
// --------------------------------------------------------------------------------- |
|
3616 |
// CLocalSystemInterface::WaitForNRequest |
|
3617 |
// Wait for any one of the input asynchronous requests to complete |
|
3618 |
// Used in lieu of User::WaitForNRequest because of need to support pre-Argus builds |
|
3619 |
// --------------------------------------------------------------------------------- |
|
3620 |
// |
|
3621 |
void CLocalSystemInterface::WaitForNRequest(TRequestStatus aStatusArray[], TInt aNum) |
|
3622 |
{ |
|
3623 |
if (aNum) |
|
3624 |
{ |
|
3625 |
// used to keep count of requests we have not been asked to wait for |
|
3626 |
TInt nOther = -1; |
|
3627 |
TBool done = EFalse; |
|
3628 |
||
3629 |
do |
|
3630 |
{ |
|
3631 |
++nOther; |
|
3632 |
User::WaitForAnyRequest(); |
|
3633 |
for (TInt i = 0; i < aNum; ++i) |
|
3634 |
{ |
|
3635 |
if (aStatusArray[i].Int() != KRequestPending) |
|
3636 |
{ |
|
3637 |
done = ETrue; |
|
3638 |
break; |
|
3639 |
} |
|
3640 |
} |
|
3641 |
} while (!done); |
|
3642 |
||
3643 |
if (nOther) |
|
3644 |
{ |
|
3645 |
// Adjust the thread's signal semaphore to account for the requests |
|
3646 |
// we were not asked to wait for. |
|
3647 |
RThread thrd; |
|
3648 |
for (TInt i = 0; i < nOther; ++i) |
|
3649 |
{ |
|
3650 |
thrd.RequestSignal(); |
|
3651 |
} |
|
3652 |
} |
|
3653 |
} |
|
3654 |
} |
|
3655 |
/* |
|
3656 |
CLocalSystemInterface::AddToDirList |
|
3657 |
Appends Open Directory handle to a RPointerArray array and retuns 0 |
|
3658 |
*/ |
|
3659 |
||
3660 |
int CLocalSystemInterface::AddToDirList(DIR *aDir) |
|
3661 |
{ |
|
3662 |
RHeap* oheap = User::SwitchHeap(iPrivateHeap); |
|
3663 |
TInt ret = iOpenDirList.Append(aDir); |
|
3664 |
User::SwitchHeap(oheap); |
|
3665 |
return ret; |
|
3666 |
} |
|
3667 |
||
3668 |
||
3669 |
/* |
|
3670 |
CLocalSystemInterface::RemoveFromDirList |
|
3671 |
Remove the Directory handle from the array and closes the array. |
|
3672 |
*/ |
|
3673 |
||
3674 |
int CLocalSystemInterface::RemoveDirFromList(DIR* aDir) |
|
3675 |
{ |
|
3676 |
||
3677 |
TInt ret = iOpenDirList.Find(aDir); |
|
3678 |
if(ret != KErrNotFound) |
|
3679 |
{ |
|
3680 |
RHeap* oheap = User::SwitchHeap(iPrivateHeap); |
|
3681 |
iOpenDirList.Remove(ret); |
|
3682 |
User::SwitchHeap(oheap); |
|
3683 |
} |
|
3684 |
return ret; |
|
3685 |
} |
|
3686 |
||
3687 |
||
3688 |
||
3689 |
/* |
|
3690 |
TBool CLocalSystemInterface::ValidateInDirList |
|
3691 |
Validates the Directory handle with the array and returns ETrue upon success |
|
3692 |
else returns EFalse. |
|
3693 |
*/ |
|
3694 |
||
3695 |
int CLocalSystemInterface::FindInDirList(DIR* aDir) |
|
3696 |
{ |
|
3697 |
return(iOpenDirList.Find(aDir)); |
|
3698 |
} |
|
3699 |
||
3700 |
// |
|
3701 |
//int CLocalSystemInterface::SetEcho(int aFd, TBool aEcho, int& aErrno) |
|
3702 |
// |
|
3703 |
//Set the echo flag of the suppported console abstractions matching |
|
3704 |
//the given fd. |
|
3705 |
// |
|
3706 |
int CLocalSystemInterface::SetEcho(int aFd, TUint8 aEcho, int& aErrno) |
|
3707 |
{ |
|
3708 |
return iFids.SetEcho(aFd, aEcho, aErrno); |
|
3709 |
} |
|
3710 |
||
3711 |
// ----------------------------------------------------------------------------- |
|
3712 |
// CLocalSystemInterface::ReadRecordFromIapTableL |
|
3713 |
// |
|
3714 |
// Helper function to read a record from the IAP table |
|
3715 |
// ----------------------------------------------------------------------------- |
|
3716 |
// |
|
3717 |
void CLocalSystemInterface::ReadRecordFromIapTableL(CCommsDbTableView* aView, TAccessPointRecord &aRecord) |
|
3718 |
{ |
|
3719 |
aView->ReadUintL(TPtrC(COMMDB_ID), aRecord.iId); |
|
3720 |
aView->ReadTextL(TPtrC(COMMDB_NAME), aRecord.iName); |
|
3721 |
aView->ReadUintL(TPtrC(IAP_BEARER), aRecord.iBearer); |
|
3722 |
aView->ReadUintL(TPtrC(IAP_NETWORK), aRecord.iNetwork); |
|
3723 |
} |
|
3724 |
||
3725 |
// ----------------------------------------------------------------------------- |
|
3726 |
// CLocalSystemInterface::GetConnectionPreferencesL |
|
3727 |
// |
|
3728 |
// Get the connection preferences from an IAP name. |
|
3729 |
// ----------------------------------------------------------------------------- |
|
3730 |
// |
|
3731 |
TInt CLocalSystemInterface::GetConnectionPreferencesL(TBuf<KCommsDbSvrMaxColumnNameLength> aIapName, |
|
3732 |
TCommDbConnPref &aConnPref) |
|
3733 |
{ |
|
3734 |
TInt err = KErrNone; |
|
3735 |
||
3736 |
//Open the database and create the IAP view. |
|
52
bf6a71c50e42
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
34
diff
changeset
|
3737 |
CCommsDatabase *apDb = CCommsDatabase::NewL(EDatabaseTypeIAP); |
bf6a71c50e42
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
34
diff
changeset
|
3738 |
CleanupStack::PushL(apDb); |
bf6a71c50e42
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
34
diff
changeset
|
3739 |
apDb->ShowHiddenRecords(); |
31 | 3740 |
//The following pushes the view onto the cleanup stack |
52
bf6a71c50e42
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
34
diff
changeset
|
3741 |
CCommsDbTableView *view = apDb->OpenTableLC(TPtrC(IAP)); |
31 | 3742 |
|
3743 |
//Iterate through the records to find the matching entry |
|
3744 |
TAccessPointRecord apRecord; |
|
3745 |
err = view->GotoFirstRecord(); |
|
3746 |
while (err == KErrNone) |
|
3747 |
{ |
|
3748 |
//The following function will leave in case of error |
|
3749 |
ReadRecordFromIapTableL(view, apRecord); |
|
3750 |
if (aIapName == apRecord.iName) |
|
3751 |
break; |
|
3752 |
||
3753 |
err = view->GotoNextRecord(); |
|
3754 |
} |
|
3755 |
||
3756 |
CleanupStack::PopAndDestroy(); //Free the view |
|
52
bf6a71c50e42
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
34
diff
changeset
|
3757 |
CleanupStack::PopAndDestroy(apDb); //Free the db itself |
31 | 3758 |
|
3759 |
if(err != KErrNone) //Record not found |
|
3760 |
return KErrNotFound; |
|
3761 |
||
3762 |
aConnPref.SetIapId(apRecord.iId); |
|
3763 |
aConnPref.SetNetId(apRecord.iNetwork); |
|
3764 |
aConnPref.SetBearerSet(apRecord.iBearer); |
|
3765 |
aConnPref.SetDialogPreference(ECommDbDialogPrefDoNotPrompt); |
|
3766 |
aConnPref.SetDirection(ECommDbConnectionDirectionUnknown); |
|
3767 |
||
3768 |
return KErrNone; |
|
3769 |
} |
|
3770 |
||
3771 |
// ----------------------------------------------------------------------------- |
|
52
bf6a71c50e42
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
34
diff
changeset
|
3772 |
// CLocalSystemInterface::StartDefConnection |
31 | 3773 |
// |
3774 |
// Helper function for the setdefaultif() API to restart the |
|
3775 |
// default RConnection with the new settings. |
|
3776 |
// ----------------------------------------------------------------------------- |
|
3777 |
// |
|
3778 |
TInt CLocalSystemInterface::StartDefConnection() |
|
3779 |
{ |
|
3780 |
TInt err = iDefConnection.Open(iSs); |
|
3781 |
if( err != KErrNone ) |
|
3782 |
return err; |
|
52
bf6a71c50e42
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
34
diff
changeset
|
3783 |
// If connection preference is set |
bf6a71c50e42
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
34
diff
changeset
|
3784 |
if (iDefConnPref) |
bf6a71c50e42
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
34
diff
changeset
|
3785 |
{ |
bf6a71c50e42
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
34
diff
changeset
|
3786 |
err = iDefConnection.Start(*iDefConnPref); |
bf6a71c50e42
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
34
diff
changeset
|
3787 |
} |
bf6a71c50e42
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
34
diff
changeset
|
3788 |
else // No connection preference available |
bf6a71c50e42
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
34
diff
changeset
|
3789 |
{ |
bf6a71c50e42
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
34
diff
changeset
|
3790 |
err = iDefConnection.Start(); |
bf6a71c50e42
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
34
diff
changeset
|
3791 |
} |
bf6a71c50e42
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
34
diff
changeset
|
3792 |
if (err != KErrNone) |
31 | 3793 |
iDefConnection.Close(); |
3794 |
return err; |
|
3795 |
} |
|
3796 |
||
3797 |
// ----------------------------------------------------------------------------- |
|
3798 |
// CLocalSystemInterface::setdefaultif |
|
3799 |
// |
|
3800 |
// Set the default interface for network operations |
|
3801 |
// ----------------------------------------------------------------------------- |
|
3802 |
// |
|
3803 |
int CLocalSystemInterface::setdefaultif(const struct ifreq* aIfReq) |
|
3804 |
{ |
|
3805 |
//If the argument is NULL, close the existing connection |
|
3806 |
if(aIfReq == NULL ) |
|
3807 |
{ |
|
3808 |
// Obtain lock on the iDefConnection |
|
3809 |
iDefConnLock.Wait(); |
|
52
bf6a71c50e42
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
34
diff
changeset
|
3810 |
|
bf6a71c50e42
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
34
diff
changeset
|
3811 |
if (iDefConnection.SubSessionHandle() != 0) |
bf6a71c50e42
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
34
diff
changeset
|
3812 |
{ |
bf6a71c50e42
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
34
diff
changeset
|
3813 |
TUint count = iSocketArray.Count(); |
bf6a71c50e42
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
34
diff
changeset
|
3814 |
for (TInt i = 0; i < count; ++i) |
bf6a71c50e42
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
34
diff
changeset
|
3815 |
{ |
bf6a71c50e42
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
34
diff
changeset
|
3816 |
iSocketArray[i]->TempClose(); |
bf6a71c50e42
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
34
diff
changeset
|
3817 |
} |
bf6a71c50e42
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
34
diff
changeset
|
3818 |
iDefConnection.Close(); |
bf6a71c50e42
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
34
diff
changeset
|
3819 |
RHeap* oheap = User::SwitchHeap(iPrivateHeap); |
bf6a71c50e42
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
34
diff
changeset
|
3820 |
iSocketArray.Reset(); |
bf6a71c50e42
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
34
diff
changeset
|
3821 |
User::SwitchHeap(oheap); |
bf6a71c50e42
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
34
diff
changeset
|
3822 |
} |
bf6a71c50e42
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
34
diff
changeset
|
3823 |
|
31 | 3824 |
if( iDefConnPref ) |
3825 |
{ |
|
3826 |
switch( iDefConnPref->ExtensionId() ) |
|
3827 |
{ |
|
3828 |
case TConnPref::EConnPrefSnap: |
|
3829 |
{ |
|
3830 |
RHeap* oldHeap = User::SwitchHeap(iPrivateHeap); |
|
3831 |
delete (TCommSnapPref*)iDefConnPref; |
|
3832 |
// Switch back to old heap |
|
3833 |
User::SwitchHeap(oldHeap); |
|
3834 |
iDefConnPref = NULL; |
|
3835 |
} |
|
3836 |
break; |
|
3837 |
||
3838 |
case TConnPref::EConnPrefCommDb: |
|
3839 |
{ |
|
3840 |
RHeap* oldHeap = User::SwitchHeap(iPrivateHeap); |
|
3841 |
delete (TCommDbConnPref*)iDefConnPref; |
|
3842 |
// Switch back to old heap |
|
3843 |
User::SwitchHeap(oldHeap); |
|
3844 |
iDefConnPref = NULL; |
|
3845 |
} |
|
3846 |
break; |
|
3847 |
||
3848 |
default: |
|
3849 |
{ |
|
3850 |
iDefConnLock.Signal(); |
|
3851 |
// Unknown type of Connection Pref |
|
3852 |
return KErrUnknown; |
|
3853 |
} |
|
3854 |
} |
|
3855 |
} |
|
3856 |
// Release lock on the iDefConnection |
|
3857 |
iDefConnLock.Signal(); |
|
3858 |
return KErrNone; |
|
3859 |
} |
|
3860 |
||
3861 |
TPtrC8 namePtr((TText8*)aIfReq->ifr_name); |
|
3862 |
TBuf<KCommsDbSvrMaxColumnNameLength> name; |
|
3863 |
TInt err = CnvUtfConverter::ConvertToUnicodeFromUtf8(name,namePtr); |
|
3864 |
if( err != KErrNone ) |
|
3865 |
return err; |
|
3866 |
||
3867 |
if( iDefConnPref ) |
|
3868 |
{ |
|
3869 |
switch( iDefConnPref->ExtensionId() ) |
|
3870 |
{ |
|
3871 |
case TConnPref::EConnPrefSnap: |
|
3872 |
{ |
|
3873 |
RHeap* oldHeap = User::SwitchHeap(iPrivateHeap); |
|
3874 |
delete (TCommSnapPref*)iDefConnPref; |
|
3875 |
// Switch back to old heap |
|
3876 |
User::SwitchHeap(oldHeap); |
|
3877 |
iDefConnPref = NULL; |
|
3878 |
} |
|
3879 |
break; |
|
3880 |
||
3881 |
case TConnPref::EConnPrefCommDb: |
|
3882 |
{ |
|
3883 |
RHeap* oldHeap = User::SwitchHeap(iPrivateHeap); |
|
3884 |
delete (TCommDbConnPref*)iDefConnPref; |
|
3885 |
// Switch back to old heap |
|
3886 |
User::SwitchHeap(oldHeap); |
|
3887 |
iDefConnPref = NULL; |
|
3888 |
} |
|
3889 |
break; |
|
3890 |
||
3891 |
default: |
|
3892 |
{ |
|
3893 |
// Unknown type of Connection Pref |
|
3894 |
return KErrUnknown; |
|
3895 |
} |
|
3896 |
} |
|
3897 |
} |
|
3898 |
||
3899 |
// If the interface name is an empty string, the SNAP id is to be set |
|
3900 |
if(name.Length() == 0) |
|
3901 |
{ |
|
3902 |
// Switch to backend heap |
|
3903 |
RHeap* oldHeap = User::SwitchHeap(iPrivateHeap); |
|
3904 |
iDefConnPref = new TCommSnapPref; |
|
3905 |
// Switch back to old heap |
|
3906 |
User::SwitchHeap(oldHeap); |
|
3907 |
if( iDefConnPref == NULL ) |
|
3908 |
{ |
|
3909 |
return KErrNoMemory; |
|
3910 |
} |
|
3911 |
TCommSnapPref* snapprefptr = (TCommSnapPref*)iDefConnPref; |
|
3912 |
snapprefptr->SetSnap(aIfReq->ifr_ifru.snap_id); |
|
3913 |
return KErrNone; |
|
3914 |
} |
|
3915 |
else //Set the IAP name |
|
3916 |
{ |
|
3917 |
CTrapCleanup *cleanupStack = NULL; |
|
3918 |
//Create a clean up stack if it is not existing. |
|
3919 |
if(User::TrapHandler() == NULL) |
|
3920 |
{ |
|
3921 |
cleanupStack = CTrapCleanup::New(); //This will be deleted after use |
|
3922 |
if(cleanupStack == NULL) |
|
3923 |
return KErrNoMemory; |
|
3924 |
} |
|
3925 |
||
3926 |
// Switch to backend heap |
|
3927 |
RHeap* oldHeap = User::SwitchHeap(iPrivateHeap); |
|
3928 |
iDefConnPref = new TCommDbConnPref; |
|
3929 |
// Switch back to old heap |
|
3930 |
User::SwitchHeap(oldHeap); |
|
3931 |
if( iDefConnPref == NULL ) |
|
3932 |
{ |
|
3933 |
if( cleanupStack != NULL ) |
|
3934 |
delete cleanupStack; |
|
3935 |
return KErrNoMemory; |
|
3936 |
} |
|
3937 |
TRAP(err, (err = GetConnectionPreferencesL(name,*(TCommDbConnPref*)iDefConnPref))) |
|
3938 |
||
3939 |
if( cleanupStack != NULL ) |
|
3940 |
delete cleanupStack; |
|
3941 |
||
3942 |
return err; |
|
3943 |
} |
|
3944 |
} |
|
3945 |
||
3946 |
// ----------------------------------------------------------------------------- |
|
3947 |
// CLocalSystemInterface::GetDefaultConnection |
|
3948 |
// |
|
3949 |
// Function to get the default connection instance from backend. |
|
3950 |
// The caller should check the handle before using the instance. |
|
3951 |
// ----------------------------------------------------------------------------- |
|
3952 |
// |
|
3953 |
RConnection& CLocalSystemInterface::GetDefaultConnection() |
|
3954 |
{ |
|
3955 |
// If GetDefaultConnection is called without calling |
|
52
bf6a71c50e42
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
34
diff
changeset
|
3956 |
// setdefaultif then the connection started without any preferences |
31 | 3957 |
// Obtain lock on the iDefConnection |
3958 |
iDefConnLock.Wait(); |
|
3959 |
if(iDefConnection.SubSessionHandle() == 0) |
|
3960 |
{ |
|
52
bf6a71c50e42
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
34
diff
changeset
|
3961 |
StartDefConnection(); |
31 | 3962 |
} |
3963 |
// Release lock on the iDefConnection |
|
3964 |
iDefConnLock.Signal(); |
|
3965 |
return iDefConnection; |
|
3966 |
} |
|
3967 |
||
3968 |
// ----------------------------------------------------------------------------- |
|
3969 |
// CLocalSystemInterface::GetSessionPath |
|
3970 |
// |
|
3971 |
// Retrieves the cached session path from the backend |
|
3972 |
// ----------------------------------------------------------------------------- |
|
3973 |
// |
|
3974 |
TInt CLocalSystemInterface::GetSessionPath(TDes& aPath) |
|
3975 |
{ |
|
3976 |
if(aPath.MaxLength() < iSessionPath.Length()) |
|
3977 |
return KErrArgument; |
|
3978 |
||
3979 |
iSessionPathLock.Wait(); |
|
3980 |
aPath.Copy(iSessionPath); |
|
3981 |
iSessionPathLock.Signal(); |
|
3982 |
return KErrNone; |
|
3983 |
} |
|
3984 |
||
3985 |
// ----------------------------------------------------------------------------- |
|
3986 |
// CLocalSystemInterface::SaveSessionPath |
|
3987 |
// |
|
3988 |
// Caches the session path in the backend |
|
3989 |
// ----------------------------------------------------------------------------- |
|
3990 |
// |
|
3991 |
TInt CLocalSystemInterface::SaveSessionPath(const TDesC& aPath) |
|
3992 |
{ |
|
3993 |
if(aPath.Length() > KMaxFileName) |
|
3994 |
return KErrArgument; |
|
3995 |
||
3996 |
iSessionPathLock.Wait(); |
|
3997 |
iSessionPath.Copy(aPath); |
|
3998 |
iSessionPathLock.Signal(); |
|
3999 |
||
4000 |
return KErrNone; |
|
4001 |
} |
|
4002 |
// ----------------------------------------------------------------------------- |
|
4003 |
// handleASelect(TAny* aPtr); |
|
4004 |
// This function is called to handle aselect, aselect is implemented by |
|
4005 |
// running select on a different thread, this function is the thread function |
|
4006 |
// that is used for implementing aselect |
|
4007 |
// ----------------------------------------------------------------------------- |
|
4008 |
// |
|
4009 |
TInt CLocalSystemInterface::handleaselect(TAny* aPtr) |
|
4010 |
{ |
|
4011 |
int errval; |
|
4012 |
// Call select, when it returns signal the TRequestStatus |
|
4013 |
// Extract request info |
|
4014 |
TaselectRequestInfo *requestInfo = (TaselectRequestInfo *)aPtr; |
|
4015 |
RArray<TASelectRequest>& selectRequest = Backend()->ASelectRequest(); |
|
4016 |
RFastLock& selectLock = Backend()->ASelectLock(); |
|
4017 |
// Call select |
|
4018 |
TInt nDesReady = Backend()->select(requestInfo->iMaxFd, requestInfo->iReadFds,requestInfo->iWriteFds,requestInfo->iExceptFds, requestInfo->itvptr,errval); |
|
4019 |
// Open the main thread, this is required to signal it after processing |
|
4020 |
RThread mainThread; |
|
4021 |
TInt err = mainThread.Open(requestInfo->iId,EOwnerProcess); |
|
4022 |
if( err == KErrNone ) |
|
4023 |
{ |
|
4024 |
for ( TInt i=0; i<selectRequest.Count(); i++ ) |
|
4025 |
{ |
|
4026 |
if( selectRequest[i].iRequestStatus == requestInfo->iRequestStatus ) |
|
4027 |
{ |
|
4028 |
// Acquire a lock on the iSelectRequest object |
|
4029 |
selectLock.Wait(); |
|
4030 |
// Switch to backend heap |
|
4031 |
RHeap* oldHeap = User::SwitchHeap(Backend()->Heap()); |
|
4032 |
selectRequest.Remove(i); |
|
4033 |
// Switch back to old heap |
|
4034 |
User::SwitchHeap(oldHeap); |
|
4035 |
// Release the lock |
|
4036 |
selectLock.Signal(); |
|
4037 |
break; |
|
4038 |
} |
|
4039 |
} |
|
4040 |
// Check if select has failed |
|
4041 |
if( nDesReady == -1 ) |
|
4042 |
{ |
|
4043 |
// There is an error, we need to propogate the errno |
|
4044 |
// Convert errno to negative value |
|
4045 |
errval = errval * -1; |
|
4046 |
mainThread.RequestComplete(requestInfo->iRequestStatus,errval); |
|
4047 |
} |
|
4048 |
else |
|
4049 |
{ |
|
4050 |
// Complete the request on the main thread and the TRequestStatus specified |
|
4051 |
// in the requestInfo |
|
4052 |
mainThread.RequestComplete(requestInfo->iRequestStatus,nDesReady); |
|
4053 |
} |
|
4054 |
mainThread.Close(); |
|
4055 |
} |
|
4056 |
// Release the memory used for the TASelectRequestInfo |
|
4057 |
Backend()->Free(aPtr); |
|
4058 |
return KErrNone; |
|
4059 |
} |
|
4060 |
||
4061 |
// ----------------------------------------------------------------------------- |
|
4062 |
// CLocalSystemInterface::CreateASelectThread |
|
4063 |
// ----------------------------------------------------------------------------- |
|
4064 |
// |
|
4065 |
TInt CLocalSystemInterface::CreateaselectThread(int maxfd, fd_set* readfds, fd_set* writefds, |
|
4066 |
fd_set* exceptfds, struct timeval* tvptr, |
|
4067 |
TRequestStatus* requeststatus, int& anErrno) |
|
4068 |
{ |
|
4069 |
// Create a aselect request holder, this will be destroyed by the new thread# |
|
4070 |
// after processing |
|
4071 |
TaselectRequestInfo *requestInfo = (TaselectRequestInfo* )Backend()->Alloc(sizeof(TaselectRequestInfo)); |
|
4072 |
// request info will be null if dynamic creation fails |
|
4073 |
if( !requestInfo ) |
|
4074 |
{ |
|
4075 |
anErrno = ENOMEM; |
|
4076 |
return -1; |
|
4077 |
} |
|
4078 |
// Set the aselect request parameters |
|
4079 |
RThread currentThread; |
|
4080 |
requestInfo->iId = currentThread.Id(); |
|
4081 |
currentThread.Close(); |
|
4082 |
// Fill the request struct |
|
4083 |
requestInfo->iMaxFd = maxfd; |
|
4084 |
requestInfo->iReadFds = readfds; |
|
4085 |
requestInfo->iWriteFds = writefds; |
|
4086 |
requestInfo->iExceptFds = exceptfds; |
|
4087 |
requestInfo->itvptr = tvptr; |
|
4088 |
requestInfo->iRequestStatus = requeststatus; |
|
4089 |
*(requestInfo->iRequestStatus) = KRequestPending; |
|
4090 |
RThread thread; |
|
4091 |
// We create an anonymous thread |
|
4092 |
TInt err = thread.Create(KNullDesC, CLocalSystemInterface::handleaselect, 4096, KMinHeapSize, |
|
4093 |
256*KMinHeapSize, requestInfo); |
|
4094 |
if ( err != KErrNone ) |
|
4095 |
{ |
|
4096 |
anErrno = ENOMEM; |
|
4097 |
return -1; |
|
4098 |
} |
|
4099 |
||
4100 |
// Create a aselect request object |
|
4101 |
TASelectRequest aselectrequest; |
|
4102 |
// retrive the service thread handle |
|
4103 |
aselectrequest.iThreadId = thread.Id(); |
|
4104 |
// Store the TRequestStatus used for the request |
|
4105 |
aselectrequest.iRequestStatus = requeststatus; |
|
4106 |
// Obtain the lock |
|
4107 |
iASelectLock.Wait(); |
|
4108 |
// Switch to backend heap |
|
4109 |
RHeap* oldHeap = User::SwitchHeap(iPrivateHeap); |
|
4110 |
// Append to the array |
|
4111 |
iASelectRequest.Append(aselectrequest); |
|
4112 |
// Switch back to old heap |
|
4113 |
User::SwitchHeap(oldHeap); |
|
4114 |
// Release the lock |
|
4115 |
iASelectLock.Signal(); |
|
4116 |
// Execute the thread |
|
4117 |
thread.Resume(); |
|
4118 |
// Close the handle |
|
4119 |
thread.Close(); |
|
4120 |
return MapError(KErrNone, anErrno); |
|
4121 |
} |
|
4122 |