rtp/srtpstack/tsrc/ut_srtpstack/src/UT_CSRTPStreamOut.cpp
changeset 0 307788aac0a8
child 19 b5e99d8877c7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/rtp/srtpstack/tsrc/ut_srtpstack/src/UT_CSRTPStreamOut.cpp	Tue Feb 02 01:03:15 2010 +0200
@@ -0,0 +1,818 @@
+/*
+* Copyright (c) 2004 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:  
+*
+*/
+
+
+
+
+//  CLASS HEADER
+#include "UT_CSRTPStreamOut.h"
+
+//  INTERNAL INCLUDES
+#include <digia/eunit/eunitmacros.h>
+
+//  EXTERNAL INCLUDES
+#include "srtpcryptohandlersrtp.h"
+#include "srtpcryptohandlersrtcp.h"
+#include "srtpmastersalt.h"
+#include "srtpmasterkey.h"
+#include "srtpstreamout.h"
+#include "srtpsession.h"
+#include "srtputils.h"
+
+
+// CONSTANTS
+const TInt KRtpVersion = 2;    // Current protocol version          
+const TUint KMinRtpHeaderLen( 12 );
+const TUint16 KTestSeqNr17 = 17171;
+const TInt KLength = 50;
+
+// 80 bit key, test 1
+_LIT8(KTestPayload160Bits,  "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA");
+
+// 80 bit key, test 1
+//_LIT8(KTestMKI128Bits,      "BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB");
+_LIT8(KTestMKI128Bits,      "ABCDEF1234567890ABCDEF1234567890");
+
+// 80 bit key, test 1
+_LIT8(KTestAuthTag80Bits,   "CCCCCCCCCCCCCCCCCCCC");
+
+_LIT8(KRFC3711_TestMasterKey128bits,    "E1F97A0D3E018BE0D64FA32C06DE4139");
+_LIT8(KRFC3711_TestMasterSalt112bits,   "0EC675AD498AFEEBB6960B3AABE6");	
+_LIT8(KRFC3711_SessionEncrKey128bits,   "C61E7A93744F39EE10734AFE3FF7A087");  
+_LIT8(KRFC3711_SessionSaltKey128bits,   "30CBBC08863D8C85D49DB34A9AE1");  
+_LIT8(KRFC3711_SessionAuthKey128bits,   "CEBE321F6FF7716B6FD4AB49AF256A156D38BAA4");  
+_LIT8(KDecryptedPayload,                "2EDE3286C6E33E68C6BB93350620A1245EC0004F");  
+
+_LIT8(KRFC3711_RtcpEncrKey128bits,   	"4C1AA45A81F73D61C800BBB00FBB1EAA");  
+_LIT8(KRFC3711_RtcpSaltKey128bits,   	"9581C7AD87B3E530BF3E4454A8B3");  
+_LIT8(KRFC3711_RtcpAuthKey128bits,   	"8D54534FEB49AE8E7993A6BD0B844FC323A93DFD");  
+
+
+_LIT8(KTestM_without_ROC,               "123456789ABCDE");  
+_LIT8(KRefM_with_ROC,                   "123456789ABCDEFFFFFFFF");  
+
+_LIT8(KTestAuthTag,                     "D07919ABC9F235CB4516");  
+_LIT8(KDummyRTCPPacket, "dummyrtcp");
+_LIT8(KRTCPPacket, "80C80006DEADBEEFC7B1ACD423FE000000E12F18000000010000020081CA0015DEADBEEF010A52747055492075736572020455736572030D7573657240686F6D652E6E6574040B2B313233343536373839300504486F6D65060B527470206578616D706C65070641637469766508010000000000");
+
+// CONSTRUCTION
+UT_CSRTPStreamOut* UT_CSRTPStreamOut::NewL()
+    {
+    UT_CSRTPStreamOut* self = UT_CSRTPStreamOut::NewLC(); 
+    CleanupStack::Pop();
+
+    return self;
+    }
+
+UT_CSRTPStreamOut* UT_CSRTPStreamOut::NewLC()
+    {
+    UT_CSRTPStreamOut* self = new( ELeave ) UT_CSRTPStreamOut();
+    CleanupStack::PushL( self );
+
+	self->ConstructL(); 
+
+    return self;
+    }
+
+// Destructor (virtual by CBase)
+UT_CSRTPStreamOut::~UT_CSRTPStreamOut()
+    {
+    }
+
+// Default constructor
+UT_CSRTPStreamOut::UT_CSRTPStreamOut() 
+    {
+    }
+
+// Second phase construct
+void UT_CSRTPStreamOut::ConstructL()
+    {
+    // The ConstructL from the base class CEUnitTestSuiteClass must be called.
+    // It generates the test case table.
+    CEUnitTestSuiteClass::ConstructL();
+    }
+
+//  METHODS
+
+UT_CSRTPStreamOut::TPayloadDetails::TPayloadDetails() :
+        seqNr(),
+//      ssrc(),
+        padding(0),
+        numCSRC(0),
+        fHeaderExtension(EFalse),
+        payloadLen(0),
+        payloadData(NULL),
+        MKILen(0),
+        MKIData(NULL),
+        authTagLen(0),
+        authTagData(NULL)
+            {            
+            }
+        
+void UT_CSRTPStreamOut::SRTPMasterKeyStaleEvent(const CSRTPStream& /*aStream*/ )
+    {
+    }
+void UT_CSRTPStreamOut::SRTPMasterKeyStaleEvent(const CSRTPSession& /*aSession*/ )
+    {
+    }
+
+void UT_CSRTPStreamOut::Hex(HBufC8& aString)
+{
+    TPtr8 ptr=aString.Des();
+    TInt length = aString.Length();
+    if (aString.Length()%2)
+        {
+        ptr.SetLength(0);
+        return;
+        }
+    TInt i;
+    for (i=0;i<aString.Length();i+=2)
+        {
+        TUint8 tmp;
+        tmp=(TUint8)(aString[i]-(aString[i]>'9'?('A'-10):'0'));
+        tmp*=16;
+        tmp|=(TUint8)(aString[i+1]-(aString[i+1]>'9'?('A'-10):'0'));
+        ptr[i/2]=tmp;
+        }
+    ptr.SetLength(aString.Length()/2);
+
+}
+
+// ---------------------------------------------------------------------------
+// UT_CSRTPStreamOut::BuildSrtpPacketL()
+// 
+// ---------------------------------------------------------------------------
+//
+HBufC8* UT_CSRTPStreamOut::BuildPacketL(TBool aSrtp, TPayloadDetails& details)
+    {
+    TUint packetSize = KMinRtpHeaderLen + details.payloadLen;
+    TUint payloadStartOffset = KMinRtpHeaderLen;
+    TUint8 padCount = 0;
+    
+    packetSize += details.numCSRC*4;
+    payloadStartOffset += details.numCSRC*4;          
+    
+    if (details.fHeaderExtension) 
+        {
+        packetSize += 4;        
+        payloadStartOffset += 4;
+        }
+
+    if (details.padding) 
+        {
+        padCount = 3;
+        }
+        
+    packetSize += padCount;            
+        
+    if (aSrtp)
+        {
+        packetSize += details.MKILen;                    
+        packetSize += details.authTagLen;                        
+        }
+        
+    
+    HBufC8* packet = HBufC8::NewMaxL(packetSize);
+    TUint8* dataP = const_cast<TUint8*>( packet->Des().Ptr() );    
+    TUint8* ptr = dataP;
+    Mem::FillZ( ptr, packetSize);
+    
+    // padding (1 bit)
+    ptr[0] |= static_cast<TUint8>( details.padding << 5 );
+        
+    // header extension (1 bit)
+    if ( details.fHeaderExtension )
+        {
+        ptr[0] |= ( 1 << 4 );
+        }
+    
+    if (details.numCSRC)
+        {
+        // CC
+        ptr[0] |= details.numCSRC;
+        }
+       
+    //sequence number
+    ptr+=2;
+    TSRTPUtils::Write16( ptr, details.seqNr );    
+    
+    //ssrc   
+    /*
+    ptr+=6;
+    if (details.ssrc)
+        {
+        Mem::Copy( ptr, details.ssrc, 4 );        
+        }
+   */
+    //payload
+    ptr = dataP + payloadStartOffset;
+    if (details.payloadData)
+        {
+        Mem::Copy( ptr, details.payloadData, details.payloadLen );        
+        }
+
+    if (aSrtp)
+        {
+        //MKI
+        ptr = dataP + payloadStartOffset + details.payloadLen + padCount;
+        if (details.MKILen > 0)
+            {
+            Mem::Copy( ptr, details.MKIData, details.MKILen );        
+            }
+        ptr = dataP + payloadStartOffset + details.payloadLen + padCount + details.MKILen;    
+    	if (details.authTagLen==14)
+    		{
+    		details.authTagLen=10;
+    		TSRTPUtils::Write32( ptr,0);
+  			ptr+=4;  	
+    		}
+        //auth tag
+        
+        if (details.authTagLen > 0)
+            {
+            Mem::Copy( ptr, details.authTagData, details.authTagLen );        
+            }            
+        }    
+    
+    return packet;
+    }
+
+
+
+void UT_CSRTPStreamOut::SetupL(  )
+    {
+    iDecryptedPayload = HBufC8::NewL(KDecryptedPayload().Length());
+	*iDecryptedPayload = KDecryptedPayload;
+	Hex(*iDecryptedPayload);
+	iDecryptedPayload->Des().SetLength(20);
+
+    iRFC3711_SessionEncrKey128bits = HBufC8::NewL(KRFC3711_SessionEncrKey128bits().Length());
+	*iRFC3711_SessionEncrKey128bits = KRFC3711_SessionEncrKey128bits;
+	Hex(*iRFC3711_SessionEncrKey128bits);
+
+    iRFC3711_SessionSaltKey128bits = HBufC8::NewL(KRFC3711_SessionSaltKey128bits().Length());
+	*iRFC3711_SessionSaltKey128bits = KRFC3711_SessionSaltKey128bits;
+	Hex(*iRFC3711_SessionSaltKey128bits);
+
+    iRFC3711_SessionAuthKey128bits = HBufC8::NewL(KRFC3711_SessionAuthKey128bits().Length());
+	*iRFC3711_SessionAuthKey128bits = KRFC3711_SessionAuthKey128bits;
+	Hex(*iRFC3711_SessionAuthKey128bits);
+	
+    iRFC3711_RtcpEncrKey128bits = HBufC8::NewL(KRFC3711_RtcpEncrKey128bits().Length());
+	*iRFC3711_RtcpEncrKey128bits = KRFC3711_RtcpEncrKey128bits;
+	Hex(*iRFC3711_RtcpEncrKey128bits);
+
+    iRFC3711_RtcpSaltKey128bits = HBufC8::NewL(KRFC3711_RtcpSaltKey128bits().Length());
+	*iRFC3711_RtcpSaltKey128bits = KRFC3711_RtcpSaltKey128bits;
+	Hex(*iRFC3711_RtcpSaltKey128bits);
+
+    iRFC3711_RtcpAuthKey128bits = HBufC8::NewL(KRFC3711_RtcpAuthKey128bits().Length());
+	*iRFC3711_RtcpAuthKey128bits = KRFC3711_RtcpAuthKey128bits;
+	Hex(*iRFC3711_RtcpAuthKey128bits);
+	    
+	iTestPayload160Bits = HBufC8::NewL(KTestPayload160Bits().Length());
+	*iTestPayload160Bits = KTestPayload160Bits;	
+	Hex(*iTestPayload160Bits);	
+    
+	/*iTestMKI128Bits = HBufC8::NewL(KTestMKI128Bits().Length());
+	*iTestMKI128Bits = KTestMKI128Bits;	
+	Hex(*iTestMKI128Bits);	
+*/
+
+
+    // our test MKI is 16 bit long:
+    // ABCDEF1234567890ABCDEF1234567890
+   	HBufC8* masterKey = HBufC8::NewL(KRFC3711_TestMasterKey128bits().Length());
+    CleanupStack::PushL( masterKey );
+    *masterKey = KRFC3711_TestMasterKey128bits;
+
+    
+    
+    HBufC8* masterSalt =HBufC8::NewL(KRFC3711_TestMasterSalt112bits().Length());
+    CleanupStack::PushL( masterSalt);
+	*masterSalt = KRFC3711_TestMasterSalt112bits;
+
+	
+	HBufC8* mki =HBufC8::NewL(KTestMKI128Bits().Length());
+    CleanupStack::PushL( mki);
+	*mki = KTestMKI128Bits;
+	Hex(*mki);
+	
+	iMasterKey = CSRTPMasterKey::NewL( *masterKey, *mki );
+    iMasterSalt = CSRTPMasterSalt::NewL( *masterSalt );
+    
+   
+    TSrtpCryptoParams params; 
+    iContext = CSRTPCryptoContext::NewL(iMasterKey, iMasterSalt, params );
+    CleanupStack::PopAndDestroy( mki );
+    CleanupStack::PopAndDestroy( masterSalt );
+    CleanupStack::PopAndDestroy( masterKey ); 
+    iDestination.Input(_L("127.0.0.1"));
+    
+    
+    iSRTPSession = CSRTPSession::NewL( iDestination, iContext, *this ); 
+    iStreamOut = CSRTPStreamOut::NewL(*iSRTPSession, (TUint)1);
+    iCryptoHandlerSRTP = iStreamOut->iHandlerRTP;
+    iCryptoHandlerSRTCP =iStreamOut->iHandlerRTCP;
+    } 
+
+void UT_CSRTPStreamOut::Teardown(  )
+    {
+    delete iDecryptedPayload;
+    delete iTestPayload160Bits;
+    //delete iTestMKI128Bits;
+
+    delete iStreamOut;
+    delete iSRTPSession;    
+
+    
+    delete iRFC3711_SessionEncrKey128bits;
+    delete iRFC3711_SessionSaltKey128bits;
+    delete iRFC3711_SessionAuthKey128bits;    
+    delete iRFC3711_RtcpEncrKey128bits;
+	delete iRFC3711_RtcpSaltKey128bits;
+	delete iRFC3711_RtcpAuthKey128bits;    
+
+    }
+
+void UT_CSRTPStreamOut::UT_CSRTPStreamOut_NewL_1L(  )
+    {
+    CSRTPStreamOut* tempStreamOut = CSRTPStreamOut::NewL(*iSRTPSession, (TUint)1);
+    EUNIT_ASSERT(tempStreamOut->SSRC()== 1);
+    delete tempStreamOut;
+    }
+
+void UT_CSRTPStreamOut::UT_CSRTPStreamOut_NewL_2L(  )
+    {
+        HBufC8* masterKey = HBufC8::NewL(KRFC3711_TestMasterKey128bits().Length());
+    CleanupStack::PushL( masterKey );
+    *masterKey = KRFC3711_TestMasterKey128bits;
+
+    
+    HBufC8* masterSalt =HBufC8::NewL(KRFC3711_TestMasterSalt112bits().Length());
+    CleanupStack::PushL( masterSalt);
+	*masterSalt = KRFC3711_TestMasterSalt112bits;
+
+	
+	HBufC8* mki =HBufC8::NewL(KTestMKI128Bits().Length());
+    CleanupStack::PushL( mki);
+	*mki = KRFC3711_TestMasterSalt112bits;
+	Hex(*mki);
+	TSrtpCryptoParams params;
+	CSRTPMasterKey* masterkey = CSRTPMasterKey::NewLC( *masterKey, *mki );
+    CSRTPMasterSalt* mastersalt = CSRTPMasterSalt::NewLC( *masterSalt );
+    CSRTPCryptoContext* context = CSRTPCryptoContext::NewL(masterkey, mastersalt, params );
+    
+    CleanupStack::Pop( mastersalt );
+    CleanupStack::Pop( masterkey );
+    CleanupStack::PopAndDestroy( mki );
+    CleanupStack::PopAndDestroy( masterSalt );
+    CleanupStack::PopAndDestroy( masterKey ); 
+    CleanupStack::PushL( context );
+    CSRTPSession* srtpSession = CSRTPSession::NewL( iDestination );       
+    CleanupStack::PushL( srtpSession );                          
+    CSRTPStreamOut* tempStreamOut =CSRTPStreamOut::NewL( *srtpSession,
+                                      (TUint)1,
+                                      context,
+                                      *this );
+    CleanupStack::Pop( srtpSession );
+    CleanupStack::Pop( context );
+    
+    EUNIT_ASSERT(tempStreamOut->SSRC()== 1);
+    
+    EUNIT_ASSERT(tempStreamOut->GetCryptoContext().Valid()==ETrue); 
+    delete tempStreamOut;    
+    delete srtpSession;                     
+    }
+
+void UT_CSRTPStreamOut::UT_CSRTPStreamOut_NewL_3L(  )
+    {
+        HBufC8* masterKey = HBufC8::NewL(KRFC3711_TestMasterKey128bits().Length());
+    CleanupStack::PushL( masterKey );
+    *masterKey = KRFC3711_TestMasterKey128bits;
+
+    
+    HBufC8* masterSalt =HBufC8::NewL(KRFC3711_TestMasterSalt112bits().Length());
+    CleanupStack::PushL( masterSalt);
+	*masterSalt = KRFC3711_TestMasterSalt112bits;
+
+	
+	HBufC8* mki =HBufC8::NewL(KTestMKI128Bits().Length());
+    CleanupStack::PushL( mki);
+	*mki = KRFC3711_TestMasterSalt112bits;
+	Hex(*mki);
+	TSrtpCryptoParams params;
+	CSRTPMasterKey* masterkey = CSRTPMasterKey::NewLC( *masterKey, *mki );
+    CSRTPMasterSalt* mastersalt = CSRTPMasterSalt::NewLC( *masterSalt );
+    CSRTPCryptoContext* context = CSRTPCryptoContext::NewL(masterkey, mastersalt, params );
+    
+    CleanupStack::Pop( mastersalt );
+    CleanupStack::Pop( masterkey );
+    CleanupStack::PopAndDestroy( mki );
+    CleanupStack::PopAndDestroy( masterSalt );
+    CleanupStack::PopAndDestroy( masterKey ); 
+    CleanupStack::PushL( context );
+    CSRTPSession* srtpSession = CSRTPSession::NewL( iDestination );       
+    CleanupStack::PushL( srtpSession );                           
+    CSRTPStreamOut* tempStreamOut =CSRTPStreamOut::NewL( *srtpSession,
+                                      (TUint)1,
+                                      *this );
+    CleanupStack::PushL( tempStreamOut ); 
+    
+    EUNIT_ASSERT(tempStreamOut->SSRC()== 1);
+    tempStreamOut->SetCryptoOutL(context);
+    CleanupStack::Pop( tempStreamOut );
+    CleanupStack::Pop( srtpSession );
+    CleanupStack::Pop( context );
+    EUNIT_ASSERT(tempStreamOut->GetCryptoContext().Valid()==ETrue); 
+    delete tempStreamOut;    
+    delete srtpSession;                     
+    }
+    
+void UT_CSRTPStreamOut::UT_CSRTPStreamOut_SetCryptoOutLL(  )
+    {
+        HBufC8* masterKey = HBufC8::NewL(KRFC3711_TestMasterKey128bits().Length());
+    CleanupStack::PushL( masterKey );
+    *masterKey = KRFC3711_TestMasterKey128bits;
+
+    
+    HBufC8* masterSalt =HBufC8::NewL(KRFC3711_TestMasterSalt112bits().Length());
+    CleanupStack::PushL( masterSalt);
+	*masterSalt = KRFC3711_TestMasterSalt112bits;
+
+	
+	HBufC8* mki =HBufC8::NewL(KTestMKI128Bits().Length());
+    CleanupStack::PushL( mki);
+	*mki = KRFC3711_TestMasterSalt112bits;
+	Hex(*mki);
+	TSrtpCryptoParams params;
+	CSRTPMasterKey* masterkey = CSRTPMasterKey::NewLC( *masterKey, *mki );
+    CSRTPMasterSalt* mastersalt = CSRTPMasterSalt::NewLC( *masterSalt );
+    CSRTPCryptoContext* context = CSRTPCryptoContext::NewL(masterkey, mastersalt, params );
+    
+    CleanupStack::Pop( mastersalt );
+    CleanupStack::Pop( masterkey );
+    CleanupStack::PopAndDestroy( mki );
+    CleanupStack::PopAndDestroy( masterSalt );
+    CleanupStack::PopAndDestroy( masterKey ); 
+    CleanupStack::PushL( context );
+    CSRTPSession* srtpSession = CSRTPSession::NewL( iDestination );       
+    CleanupStack::PushL( srtpSession );
+                              
+    CSRTPStreamOut* tempStreamOut =CSRTPStreamOut::NewL( *srtpSession,
+                                      (TUint)1,
+                                      *this );
+    CleanupStack::PushL( tempStreamOut );
+    
+    EUNIT_ASSERT(tempStreamOut->SSRC()== 1);
+    CSRTPCryptoContext* context2=NULL;
+    EUNIT_ASSERT_SPECIFIC_LEAVE(tempStreamOut->SetCryptoOutL(context2), KErrArgument);
+    tempStreamOut->SetCryptoOutL(context);
+    CleanupStack::Pop( tempStreamOut );
+    CleanupStack::Pop( srtpSession );
+    CleanupStack::Pop( context );
+    CleanupStack::PushL( srtpSession );
+    CleanupStack::PushL( tempStreamOut );
+    tempStreamOut->iRekey=ETrue;
+    tempStreamOut->SetCryptoOutL(context);
+    EUNIT_ASSERT(tempStreamOut->GetCryptoContext().Valid()==ETrue); 
+    CleanupStack::PopAndDestroy( tempStreamOut );
+    CleanupStack::PopAndDestroy( srtpSession );                     
+    }
+        
+void UT_CSRTPStreamOut::UT_CSRTPStreamOut_ProtectRtpLL(  )
+    {
+        //TInt mkiLength = (KTestMKI128Bits().Length())/2;
+        TInt authTagLenInBytes = iContext->CryptoParams().iSrtpAuthTagLen/8;
+ 
+        TBuf8<32> encryptedPayload;
+        TBuf8<32> authTag;        
+        TInt ssrc = 500;
+//        TUint8* ssrcPtr = static_cast<TUint8 *>(&ssrc);
+        
+
+        for (TInt i=0; i<20; i++)
+            {
+            encryptedPayload.Append(0xAA);            
+            }        
+		encryptedPayload.SetLength(20);
+		
+	    authTag.Append(0x6F);
+	    authTag.Append(0x35);
+	    authTag.Append(0x39);
+	    authTag.Append(0x16);
+	    authTag.Append(0x8C);
+	    authTag.Append(0xBB);
+	    authTag.Append(0xAD);
+	    authTag.Append(0xF5);
+	    authTag.Append(0xFD);
+	    authTag.Append(0x4B);
+
+
+		HBufC8* mki =HBufC8::NewL(KTestMKI128Bits().Length());
+    	CleanupStack::PushL( mki);
+		*mki = KTestMKI128Bits;
+		Hex(*mki);
+		TInt mkiLength = mki->Length();
+        const TUint8* encryptedPayloadPtr = encryptedPayload.PtrZ();
+        const TUint8* mkiPtr = mki->Ptr();
+        const TUint8* authTagPtr = authTag.PtrZ();
+        const TUint8* decryptedPayloadPtr = iDecryptedPayload->Ptr();
+        
+        TPayloadDetails details;    
+
+        details.seqNr       = KTestSeqNr17;
+//        details.ssrc        = ssrcPtr;
+        details.padding     = 0;
+        details.numCSRC     = 0;
+        details.fHeaderExtension = EFalse;
+        details.payloadLen  = 20;
+        details.payloadData = decryptedPayloadPtr;
+        details.MKILen      = mkiLength;
+        details.MKIData     = mkiPtr;
+        details.authTagLen  = authTagLenInBytes;
+        details.authTagData = authTagPtr;            
+      
+    HBufC8* rtpPacket = BuildPacketL(EFalse, details);
+    CleanupStack::PushL(rtpPacket);
+    
+    details.payloadData = encryptedPayloadPtr;
+    
+    HBufC8* refSrtpPacket = BuildPacketL(ETrue, details);
+    CleanupStack::PushL(refSrtpPacket);
+    
+    // test protecting    
+    HBufC8* srtpPacket = iStreamOut->ProtectRtpL(*rtpPacket);
+//    HBufC8* srtpPacket = iCryptoHandlerSRTP->DoProtectL(*rtpPacket);
+    CleanupStack::PushL(srtpPacket);
+    
+    TBuf8<65> copyRefSrtpPacket;
+    copyRefSrtpPacket.SetLength(65);
+    copyRefSrtpPacket.Copy(*refSrtpPacket);
+
+    TBuf8<60> copysrtpPacket;
+    copysrtpPacket.SetLength(59);
+    copysrtpPacket.Copy(*srtpPacket);
+    
+    iCryptoHandlerSRTP = iStreamOut->iHandlerRTP;
+    iCryptoHandlerSRTCP =iStreamOut->iHandlerRTCP;
+                           
+    EUNIT_ASSERT( iCryptoHandlerSRTP->iSessionEncrKey->Compare(
+                                    *iRFC3711_SessionEncrKey128bits) == 0);
+    EUNIT_ASSERT( iCryptoHandlerSRTP->iSessionSaltKey->Compare(
+                                    *iRFC3711_SessionSaltKey128bits) == 0);
+    EUNIT_ASSERT( iCryptoHandlerSRTP->iSessionAuthKey->Compare(
+                                    *iRFC3711_SessionAuthKey128bits) == 0);    
+                                            
+    EUNIT_ASSERT( refSrtpPacket->Compare(*srtpPacket) == 0);        
+	EUNIT_ASSERT(iStreamOut->iCurrentRTPState==
+    				MSRTPStreamOutContext::ESRTPStreamOutNormal);
+    CleanupStack::PopAndDestroy(srtpPacket);
+    CleanupStack::PopAndDestroy(refSrtpPacket);
+    CleanupStack::PopAndDestroy(rtpPacket); 
+    CleanupStack::PopAndDestroy(mki);   
+    }
+
+void UT_CSRTPStreamOut::UT_CSRTPStreamOut_ProtectRtpL2L(  )
+    {
+    //update cryptohandler the param  
+    HBufC8* masterKey = HBufC8::NewL(KRFC3711_TestMasterKey128bits().Length());
+    CleanupStack::PushL( masterKey );
+    *masterKey = KRFC3711_TestMasterKey128bits;
+
+    
+    HBufC8* masterSalt =HBufC8::NewL(KRFC3711_TestMasterSalt112bits().Length());
+    CleanupStack::PushL( masterSalt);
+	*masterSalt = KRFC3711_TestMasterSalt112bits;
+
+	
+	HBufC8* mki1 =HBufC8::NewL(KTestMKI128Bits().Length());
+    CleanupStack::PushL( mki1);
+	*mki1 = KTestMKI128Bits;
+	Hex(*mki1);
+	TSrtpCryptoParams params;
+	params.iSrtpAuthAlg=EAuthRCCm1;
+	params.iSrtpAuthTagLen=112;
+	CSRTPMasterKey* masterkey = CSRTPMasterKey::NewLC( *masterKey, *mki1 );
+    CSRTPMasterSalt* mastersalt = CSRTPMasterSalt::NewLC( *masterSalt );
+    CSRTPCryptoContext* context = CSRTPCryptoContext::NewL(masterkey, mastersalt, params );
+    
+    CleanupStack::Pop( mastersalt );
+    CleanupStack::Pop( masterkey );
+    CleanupStack::PopAndDestroy( mki1 );
+    CleanupStack::PopAndDestroy( masterSalt );
+    CleanupStack::PopAndDestroy( masterKey ); 
+    CleanupStack::PushL( context );
+    //update context
+    iStreamOut->SetCryptoOutL(context);
+    CleanupStack::Pop( context );
+    iStreamOut->SetROC(0);
+    TInt authTagLenInBytes = iContext->CryptoParams().iSrtpAuthTagLen/8;
+
+    TBuf8<32> encryptedPayload;
+    TBuf8<32> authTag; 
+    TInt ssrc = 500;
+    //TUint8* ssrcPtr = (ssrc);
+    
+
+    for (TInt i=0; i<20; i++)
+        {
+        encryptedPayload.Append(0xAA);            
+        }        
+	encryptedPayload.SetLength(20);
+
+
+    authTag.Append(0x6F);
+    authTag.Append(0x35);
+    authTag.Append(0x39);
+    authTag.Append(0x16);
+    authTag.Append(0x8C);
+    authTag.Append(0xBB);
+    authTag.Append(0xAD);
+    authTag.Append(0xF5);
+    authTag.Append(0xFD);
+    authTag.Append(0x4B);
+    
+
+
+	HBufC8* mki =HBufC8::NewL(KTestMKI128Bits().Length());
+	CleanupStack::PushL( mki);
+	*mki = KTestMKI128Bits;
+	Hex(*mki);
+	TInt mkiLength = mki->Length();
+    const TUint8* encryptedPayloadPtr = encryptedPayload.PtrZ();
+    const TUint8* mkiPtr = mki->Ptr();
+    const TUint8* authTagPtr = authTag.PtrZ();
+    const TUint8* decryptedPayloadPtr = iDecryptedPayload->Ptr();
+    
+    TPayloadDetails details;    
+
+    details.seqNr       = KTestSeqNr17;
+	details.ssrc        = 1;
+    details.padding     = 0;
+    details.numCSRC     = 0;
+    details.fHeaderExtension = EFalse;
+    details.payloadLen  = 20;
+    details.payloadData = decryptedPayloadPtr;
+    details.MKILen      = mkiLength;
+    details.MKIData     = mkiPtr;
+    details.authTagLen  = authTagLenInBytes+4;
+    details.authTagData = authTagPtr;            
+  
+    HBufC8* rtpPacket = BuildPacketL(EFalse, details);
+    CleanupStack::PushL(rtpPacket);
+    
+    details.payloadData = encryptedPayloadPtr;
+    details.authTagLen  = authTagLenInBytes+4;
+    
+    
+    HBufC8* refSrtpPacket = BuildPacketL(ETrue, details);
+    CleanupStack::PushL(refSrtpPacket);
+    
+    // test protecting    
+    HBufC8* srtpPacket = iStreamOut->ProtectRtpL(*rtpPacket);
+
+    CleanupStack::PushL(srtpPacket);
+    
+    iCryptoHandlerSRTP = iStreamOut->iHandlerRTP;
+    iCryptoHandlerSRTCP =iStreamOut->iHandlerRTCP;
+                           
+    EUNIT_ASSERT( iCryptoHandlerSRTP->iSessionEncrKey->Compare(
+                                    *iRFC3711_SessionEncrKey128bits) == 0);
+    EUNIT_ASSERT( iCryptoHandlerSRTP->iSessionSaltKey->Compare(
+                                    *iRFC3711_SessionSaltKey128bits) == 0);
+    EUNIT_ASSERT( iCryptoHandlerSRTP->iSessionAuthKey->Compare(
+                                    *iRFC3711_SessionAuthKey128bits) == 0);    
+                                            
+    EUNIT_ASSERT( refSrtpPacket->Compare(*srtpPacket) == 0);        
+	EUNIT_ASSERT(iStreamOut->iCurrentRTPState==
+    				MSRTPStreamOutContext::ESRTPStreamOutNormal);
+    CleanupStack::PopAndDestroy(srtpPacket);
+    CleanupStack::PopAndDestroy(refSrtpPacket);
+    CleanupStack::PopAndDestroy(rtpPacket); 
+    CleanupStack::PopAndDestroy(mki);   
+    }
+
+
+
+void UT_CSRTPStreamOut::UT_CSRTPStreamOut_ProtectRtcpLL(  )
+    {
+    
+    HBufC8* srtcpPacket =HBufC8::NewLC(KRTCPPacket().Length());
+	*srtcpPacket=KRTCPPacket;
+    Hex(*srtcpPacket);
+    TInt len= KRTCPPacket().Length();
+	srtcpPacket->Des().SetLength(len/2);
+	
+	
+    HBufC8* decrypedRtcpPacket =iStreamOut->ProtectRtcpL(*srtcpPacket);
+    CleanupStack::PopAndDestroy(srtcpPacket);
+    CleanupStack::PushL(decrypedRtcpPacket);
+    iCryptoHandlerSRTP = iStreamOut->iHandlerRTP;
+    iCryptoHandlerSRTCP =iStreamOut->iHandlerRTCP;
+    
+    EUNIT_ASSERT( iCryptoHandlerSRTCP->iSessionEncrKey->Compare(
+                                    *iRFC3711_RtcpEncrKey128bits) == 0);
+    EUNIT_ASSERT( iCryptoHandlerSRTCP->iSessionSaltKey->Compare(
+                                    *iRFC3711_RtcpSaltKey128bits) == 0);
+    EUNIT_ASSERT( iCryptoHandlerSRTCP->iSessionAuthKey->Compare(
+									*iRFC3711_RtcpAuthKey128bits) == 0);    
+	CleanupStack::PopAndDestroy(decrypedRtcpPacket);  
+    EUNIT_ASSERT(iStreamOut->iCurrentRTCPState==
+    				MSRTPStreamOutContext::ESRTPStreamOutNormal);      
+    }
+void UT_CSRTPStreamOut::UT_CSRTPStreamOut_StateTestsL()
+	{
+	EUNIT_ASSERT(iStreamOut->iCurrentRTPState==
+    				MSRTPStreamOutContext::ESRTPStreamOutUninitialized); 
+	UT_CSRTPStreamOut_ProtectRtpLL(  );
+	EUNIT_ASSERT(iStreamOut->iCurrentRTPState==
+    				MSRTPStreamOutContext::ESRTPStreamOutNormal);
+    EUNIT_ASSERT(iStreamOut->iCurrentRTCPState==
+    				MSRTPStreamOutContext::ESRTPStreamOutUninitialized); 				
+	UT_CSRTPStreamOut_ProtectRtcpLL(  );
+	EUNIT_ASSERT(iStreamOut->iCurrentRTPState==
+    				MSRTPStreamOutContext::ESRTPStreamOutNormal);
+	UT_CSRTPStreamOut_ProtectRtpLL(  );
+	EUNIT_ASSERT(iStreamOut->iCurrentRTCPState==
+    				MSRTPStreamOutContext::ESRTPStreamOutNormal);  
+    UT_CSRTPStreamOut_ProtectRtcpLL(  );			 
+	}
+//  TEST TABLE
+
+EUNIT_BEGIN_TEST_TABLE( 
+    UT_CSRTPStreamOut,
+    "CSRTPStreamOut",
+    "UNIT" )
+
+EUNIT_TEST(
+    "NewL1 - test ",
+    "CSRTPStreamOut",
+    "NewL",
+    "FUNCTIONALITY",
+    SetupL, UT_CSRTPStreamOut_NewL_1L, Teardown)
+
+EUNIT_TEST(
+    "NewL2 - test ",
+    "CSRTPStreamOut",
+    "NewL2",
+    "FUNCTIONALITY",
+    SetupL, UT_CSRTPStreamOut_NewL_2L, Teardown)
+EUNIT_TEST(
+    "NewL3 - test ",
+    "CSRTPStreamOut",
+    "NewL3",
+    "FUNCTIONALITY",
+    SetupL, UT_CSRTPStreamOut_NewL_3L, Teardown)
+
+EUNIT_TEST(
+    "ProtectRtpL - test ",
+    "CSRTPStreamOut",
+    "ProtectRtpL",
+    "FUNCTIONALITY",
+    SetupL, UT_CSRTPStreamOut_ProtectRtpLL, Teardown)
+    
+EUNIT_TEST(
+    "ProtectRtp2L - test ",
+    "CSRTPStreamOut",
+    "ProtectRtp2L",
+    "FUNCTIONALITY",
+    SetupL, UT_CSRTPStreamOut_ProtectRtpL2L, Teardown)    
+
+EUNIT_TEST(
+    "ProtectRtcpL - test ",
+    "CSRTPStreamOut",
+    "ProtectRtcpL",
+    "FUNCTIONALITY",
+    SetupL, UT_CSRTPStreamOut_ProtectRtcpLL, Teardown)
+
+EUNIT_TEST(
+    "Stream Out State Tests ",
+    "CSRTPStreamOut",
+    "State Tests for SRTP and SRTCP",
+    "FUNCTIONALITY",
+    SetupL, UT_CSRTPStreamOut_StateTestsL, Teardown)
+EUNIT_TEST(
+    "SetCryptoOutL",
+    "CSRTPStreamOut",
+    "SetCryptoOutL",
+    "FUNCTIONALITY",
+    SetupL, UT_CSRTPStreamOut_SetCryptoOutLL, Teardown)    
+    
+EUNIT_END_TEST_TABLE
+
+//  END OF FILE