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os/kernelhwsrv/kerneltest/f32test/loader/dllt.cpp
author sl
Tue, 10 Jun 2014 14:32:02 +0200
changeset 1 260cb5ec6c19
permissions -rw-r--r--
Update contrib. 
     1 // Copyright (c) 1999-2009 Nokia Corporation and/or its subsidiary(-ies).

     2 // All rights reserved.

     3 // This component and the accompanying materials are made available

     4 // under the terms of the License "Eclipse Public License v1.0"

     5 // which accompanies this distribution, and is available

     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 // f32test\loader\dllt.cpp

    15 // 

    16 //

    17 

    18 #include <e32svr.h>

    19 #include "dllt.h"

    20 #include <d_ldrtst.h>

    21 

    22 #ifdef __VC32__

    23 #pragma warning(disable:4706)

    24 #endif

    25 

    26 extern "C" TInt _E32Dll(TInt);

    27 

    28 extern "C" __MODULE_EXPORT TInt INITFUNC(MDllList&);

    29 extern "C" __MODULE_EXPORT TInt CHKCFUNC();

    30 extern "C" __MODULE_EXPORT TInt RBLKIFUNC(TInt, TInt);

    31 

    32 extern "C" __MODULE_IMPORT TInt BLKIFUNC(TInt);

    33 

    34 #ifdef __DLL_LINK_TO_EXE

    35 extern "C" IMPORT_C void RegisterConstructorCall(TInt aDllNum);

    36 extern "C" IMPORT_C void RegisterInitCall(TInt aDllNum);

    37 extern "C" IMPORT_C void RegisterDestructorCall(TInt aDllNum);

    38 #endif

    39 

    40 void GetDllInfo(SDllInfo& aInfo)

    41 	{

    42 	aInfo.iDllNum=DLLNUM;

    43 	aInfo.iEntryPointAddress=((TInt)&_E32Dll);

    44 	RLdrTest ldd;

    45 	ldd.Open();

    46 	aInfo.iModuleHandle=ldd.ModuleHandleFromAddr((TInt)&_E32Dll);

    47 	ldd.Close();

    48 	}

    49 

    50 #ifdef __MODULE_HAS_DATA

    51 class TDllData

    52 	{

    53 public:

    54 	TDllData();

    55 	~TDllData();

    56 public:

    57 	TTime iStartTime;

    58 	TTime iInitTime;

    59 	TInt iTest1;

    60 	TFileName iFileName;

    61 	RLibrary iLib;

    62 	};

    63 

    64 class TDllData2

    65 	{

    66 public:

    67 	TDllData2();

    68 	~TDllData2();

    69 public:

    70 	TInt iTest2;

    71 	};

    72 

    73 TInt Bss[16];

    74 TInt DllNum=DLLNUM;

    75 TInt Generation=0;

    76 TInt InitFlag=0;

    77 TInt CDFlag=0;

    78 TFullName StartThread=RThread().FullName();

    79 TName StartProcess=RProcess().Name();

    80 TDllData TheDllDataObject;

    81 TDllData2 TheDllDataObject2;

    82 

    83 void AddToCDList()

    84 	{

    85 	MDllList* pM=(MDllList*)UserSvr::DllTls(TLS_INDEX);

    86 	if (pM)

    87 		{

    88 		SDllInfo di;

    89 		GetDllInfo(di);

    90 		pM->Add(di);

    91 		}

    92 	}

    93 

    94 TDllData::TDllData()

    95 	{

    96 	CDFlag|=1;

    97 	if (CDFlag==3)

    98 		AddToCDList();

    99 #ifndef __DLL_IN_CYCLE

   100 	TInt r;

   101 	CHKDEPS(r);		// Check our dependencies are initialised

   102 	if (r!=KErrNone)

   103 		User::Panic(_L("CHKDEPS"),r);

   104 #endif

   105 	iStartTime.HomeTime();

   106 	iTest1=299792458;

   107 	Dll::FileName(iFileName);

   108 #ifdef __DLL_LINK_TO_EXE

   109 	RegisterConstructorCall(DLLNUM);

   110 #endif

   111 	}

   112 

   113 TDllData::~TDllData()

   114 	{

   115 	CDFlag|=4;

   116 	if (CDFlag==15)

   117 		AddToCDList();

   118 #ifdef __DLL_LINK_TO_EXE

   119 	RegisterDestructorCall(DLLNUM);

   120 #endif

   121 	iLib.Close();

   122 	}

   123 

   124 TDllData2::TDllData2()

   125 	{

   126 	CDFlag|=2;

   127 	if (CDFlag==3)

   128 		AddToCDList();

   129 	iTest2=DLLNUM^0x3bb;

   130 	iTest2*=iTest2;

   131 	}

   132 

   133 TDllData2::~TDllData2()

   134 	{

   135 	CDFlag|=8;

   136 	if (CDFlag==15)

   137 		AddToCDList();

   138 	}

   139 #endif

   140 

   141 #ifdef __MODULE_HAS_DATA

   142 void RecordInitCall()

   143 	{

   144 	TheDllDataObject.iInitTime.HomeTime();

   145 	}

   146 #endif

   147 

   148 extern "C" __MODULE_EXPORT TInt INITFUNC(MDllList& aList)

   149 	{

   150 	TInt r=KErrNone;

   151 	SDllInfo info;

   152 	GetDllInfo(info);

   153 	if (!aList.IsPresent(info))

   154 		{

   155 		TInt pos=aList.Add(info);

   156 		INITDEPS(r,aList);		// Call Init on our dependencies

   157 		aList.MoveToEnd(pos);

   158 #ifdef __MODULE_HAS_DATA

   159 		if (r==KErrNone)

   160 			r=CHKCFUNC();		// Check initial values for .data/.bss and check constructors have been called

   161 		if (r==KErrNone)

   162 			RecordInitCall();

   163 #endif

   164 #ifdef __DLL_LINK_TO_EXE

   165 		RegisterInitCall(DLLNUM);

   166 #endif

   167 		}

   168 	return r;

   169 	}

   170 

   171 extern "C" __MODULE_EXPORT TInt CHKCFUNC()

   172 	{

   173 #ifdef __MODULE_HAS_DATA

   174 	TInt i;

   175 	TInt x=0;

   176 	for (i=0; i<16; ++i) x|=Bss[i];

   177 	if (x)

   178 		return 0x425353;

   179 	if (DllNum!=DLLNUM)

   180 		return 0x44415441;

   181 	if (TheDllDataObject.iTest1!=299792458)

   182 		return 0x54455354;

   183 	x=DLLNUM^0x3bb;

   184 	x*=x;

   185 	if (x!=TheDllDataObject2.iTest2)

   186 		return 0x54535432;

   187 	TInt init_mark=~((DLLNUM+DLLNUMOFFSET)*(DLLNUM+DLLNUMOFFSET));

   188 	if (InitFlag==init_mark)

   189 		return KErrNone;

   190 	if (InitFlag!=0)

   191 		return 0x494e4946;

   192 	if (Generation!=0)

   193 		return 0x47454e;

   194 	if (StartProcess!=RProcess().Name())

   195 		return 0x535450;

   196 	TFileName fn;

   197 	Dll::FileName(fn);

   198 	if (fn!=TheDllDataObject.iFileName)

   199 		return 0x464e414d;

   200 	InitFlag=init_mark;

   201 	RDebug::Print(_L("ChkC %S OK"),&fn);

   202 #endif

   203 	return KErrNone;

   204 	}

   205 

   206 extern "C" __MODULE_EXPORT TInt GetGeneration()

   207 	{

   208 #ifdef __MODULE_HAS_DATA

   209 	return Generation;

   210 #else

   211 	return 0;

   212 #endif

   213 	}

   214 

   215 extern "C" __MODULE_EXPORT TInt RBLKIFUNC(TInt aInput, TInt aGeneration)

   216 	{

   217 	(void)aGeneration;

   218 #ifdef __MODULE_HAS_DATA

   219 	TInt r=aInput;

   220 	if (aGeneration!=Generation)

   221 		{

   222 		Generation=aGeneration;

   223 		r=BLKIFUNC(aInput);

   224 		RBLKIFUNC_DEPS(r,aGeneration);

   225 		}

   226 	return r;

   227 #else

   228 	return aInput;

   229 #endif

   230 	}

   231 

   232 extern "C" __MODULE_EXPORT void SetCloseLib(TInt aLibHandle)

   233 	{

   234 	(void)aLibHandle;

   235 #ifdef __MODULE_HAS_DATA

   236 	TheDllDataObject.iLib.SetHandle(aLibHandle);

   237 #endif

   238 	}
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