realtimenetprots/sipfw/SIP/Codec/src/CSIPSecurityHeaderBase.cpp
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     1 // Copyright (c) 2004-2009 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 "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 // Name          : CSIPSecurityHeaderBase.cpp
       
    15 // Part of       : SIP Codec
       
    16 // Version       : SIP/4.0 
       
    17 //
       
    18 
       
    19 
       
    20 
       
    21 
       
    22 #include "sipsecurityheaderbase.h"
       
    23 #include "CSIPSecurityHeaderBaseParams.h"
       
    24 #include "sipcodecerr.h"
       
    25 #include "SIPSyntaxCheck.h"
       
    26 #include "sipstrings.h"
       
    27 #include "sipstrconsts.h"
       
    28 #include "sipcodecutils.h"
       
    29 #include "_sipcodecdefs.h"
       
    30 
       
    31 
       
    32 // -----------------------------------------------------------------------------
       
    33 // CSIPSecurityHeaderBase::CSIPSecurityHeaderBase
       
    34 // -----------------------------------------------------------------------------
       
    35 //
       
    36 CSIPSecurityHeaderBase::CSIPSecurityHeaderBase()
       
    37 :   CSIPParameterHeaderBase( ';' )
       
    38 	{
       
    39 	}
       
    40 
       
    41 // -----------------------------------------------------------------------------
       
    42 // CSIPSecurityHeaderBase::ConstructL
       
    43 // -----------------------------------------------------------------------------
       
    44 //
       
    45 void CSIPSecurityHeaderBase::ConstructL ()
       
    46 	{
       
    47 	iParams = new(ELeave)CSIPSecurityHeaderBaseParams;
       
    48 	}
       
    49 
       
    50 // -----------------------------------------------------------------------------
       
    51 // CSIPSecurityHeaderBase::ConstructL
       
    52 // -----------------------------------------------------------------------------
       
    53 //
       
    54 void CSIPSecurityHeaderBase::ConstructL (const TDesC8& aMechanismName)
       
    55 	{
       
    56 	ConstructL ();
       
    57 	SetMechanismNameL (aMechanismName);
       
    58 	}
       
    59 
       
    60 // -----------------------------------------------------------------------------
       
    61 // CSIPSecurityHeaderBase::ConstructL
       
    62 // -----------------------------------------------------------------------------
       
    63 //
       
    64 void CSIPSecurityHeaderBase::ConstructL (
       
    65                              const CSIPSecurityHeaderBase& aSecurityHeaderBase)
       
    66 	{
       
    67 	iParams = 
       
    68         CSIPSecurityHeaderBaseParams::NewL (*(aSecurityHeaderBase.iParams));
       
    69 	SetMechanismNameL(aSecurityHeaderBase.MechanismName());
       
    70 	}
       
    71 
       
    72 // -----------------------------------------------------------------------------
       
    73 // CSIPSecurityHeaderBase::~CSIPSecurityHeaderBase
       
    74 // -----------------------------------------------------------------------------
       
    75 //
       
    76 EXPORT_C CSIPSecurityHeaderBase::~CSIPSecurityHeaderBase()
       
    77 	{
       
    78 	delete iParams;
       
    79 	delete iMechanismName;
       
    80 	}
       
    81 
       
    82 // -----------------------------------------------------------------------------
       
    83 // CSIPSecurityHeaderBase::PreferenceParam
       
    84 // -----------------------------------------------------------------------------
       
    85 //
       
    86 EXPORT_C TReal CSIPSecurityHeaderBase::PreferenceParam () const
       
    87 	{
       
    88 	return iParams->RealParamValue(SIPStrings::StringF(SipStrConsts::EQ));
       
    89 	}
       
    90 
       
    91 // -----------------------------------------------------------------------------
       
    92 // CSIPSecurityHeaderBase::SetPreferenceParamL
       
    93 // -----------------------------------------------------------------------------
       
    94 //
       
    95 EXPORT_C void 
       
    96 CSIPSecurityHeaderBase::SetPreferenceParamL (TReal aPreferenceValue)
       
    97 	{
       
    98 	iParams->SetParamL(SIPStrings::StringF(SipStrConsts::EQ), aPreferenceValue);
       
    99 	}
       
   100 
       
   101 // -----------------------------------------------------------------------------
       
   102 // CSIPSecurityHeaderBase::MechanismName
       
   103 // -----------------------------------------------------------------------------
       
   104 //
       
   105 EXPORT_C const TDesC8& CSIPSecurityHeaderBase::MechanismName() const
       
   106 	{
       
   107 	if (iMechanismName != 0) 
       
   108         {
       
   109         return *iMechanismName;
       
   110         }
       
   111 	return KNullDesC8;
       
   112 	}
       
   113 
       
   114 // -----------------------------------------------------------------------------
       
   115 // CSIPSecurityHeaderBase::SetMechanismNameL
       
   116 // -----------------------------------------------------------------------------
       
   117 //
       
   118 EXPORT_C void CSIPSecurityHeaderBase::SetMechanismNameL(
       
   119     const TDesC8& aMechanismName)
       
   120 	{
       
   121 	HBufC8* tmp = aMechanismName.AllocLC();
       
   122 	tmp->Des().Trim();
       
   123 	if (!SIPSyntaxCheck::Token(*tmp))
       
   124 		{
       
   125 		User::Leave(KErrSipCodecSecurityHeader);
       
   126 		}
       
   127 	CleanupStack::Pop(tmp);
       
   128 	delete iMechanismName;
       
   129 	iMechanismName = tmp;
       
   130 	}
       
   131 
       
   132 // -----------------------------------------------------------------------------
       
   133 // CSIPSecurityHeaderBase::MoreThanOneAllowed
       
   134 // From CSIPHeaderBase:
       
   135 // -----------------------------------------------------------------------------
       
   136 //
       
   137 TBool CSIPSecurityHeaderBase::MoreThanOneAllowed () const
       
   138 	{
       
   139 	return ETrue;
       
   140 	}
       
   141 
       
   142 // -----------------------------------------------------------------------------
       
   143 // CSIPSecurityHeaderBase::PreferredPlaceInMessage
       
   144 // From CSIPHeaderBase:
       
   145 // -----------------------------------------------------------------------------
       
   146 //
       
   147 CSIPHeaderBase::TPreferredPlace
       
   148 CSIPSecurityHeaderBase::PreferredPlaceInMessage () const
       
   149 	{
       
   150 	return CSIPHeaderBase::ETop;
       
   151 	}
       
   152 
       
   153 // -----------------------------------------------------------------------------
       
   154 // CSIPSecurityHeaderBase::DoInternalizeValueL
       
   155 // -----------------------------------------------------------------------------
       
   156 //
       
   157 void CSIPSecurityHeaderBase::DoInternalizeValueL (RReadStream& aReadStream)
       
   158 	{
       
   159     iMechanismName = SIPCodecUtils::ReadDescFromStreamL(aReadStream);
       
   160 	iParams = CSIPSecurityHeaderBaseParams::InternalizeL (aReadStream);
       
   161 	}
       
   162 
       
   163 // -----------------------------------------------------------------------------
       
   164 // CSIPSecurityHeaderBase::ExternalizeValueL
       
   165 // From CSIPHeaderBase:
       
   166 // -----------------------------------------------------------------------------
       
   167 //
       
   168 void CSIPSecurityHeaderBase::ExternalizeValueL (
       
   169                              RWriteStream& aWriteStream) const
       
   170 	{
       
   171 	aWriteStream.WriteUint32L (iMechanismName->Length());
       
   172 	if (iMechanismName->Length() > 0)
       
   173 		{
       
   174 		aWriteStream.WriteL (this->MechanismName());
       
   175 		}
       
   176 	iParams->ExternalizeL (aWriteStream);
       
   177 	}
       
   178 
       
   179 // -----------------------------------------------------------------------------
       
   180 // CSIPSecurityHeaderBase::ToTextMandatoryPartLC
       
   181 // From CSIPParameterHeaderBase:
       
   182 // -----------------------------------------------------------------------------
       
   183 //
       
   184 HBufC8* CSIPSecurityHeaderBase::ToTextMandatoryPartLC () const
       
   185     {
       
   186     return iMechanismName->AllocLC();
       
   187     }
       
   188 
       
   189 // -----------------------------------------------------------------------------
       
   190 // CSIPSecurityHeaderBase::ParseMandatoryPartL
       
   191 // From CSIPParameterHeaderBase:
       
   192 // -----------------------------------------------------------------------------
       
   193 //
       
   194 void CSIPSecurityHeaderBase::ParseMandatoryPartL (const TDesC8& aMandatoryPart)
       
   195     {
       
   196     SetMechanismNameL(aMandatoryPart);
       
   197     }
       
   198     
       
   199 // -----------------------------------------------------------------------------
       
   200 // CSIPSecurityHeaderBase::Params
       
   201 // From CSIPParameterHeaderBase:
       
   202 // -----------------------------------------------------------------------------
       
   203 //
       
   204 const CSIPParamContainerBase& CSIPSecurityHeaderBase::Params () const
       
   205     {
       
   206     return *iParams; 
       
   207     }
       
   208 
       
   209 // -----------------------------------------------------------------------------
       
   210 // CSIPSecurityHeaderBase::Params
       
   211 // From CSIPParameterHeaderBase:
       
   212 // -----------------------------------------------------------------------------
       
   213 //
       
   214 CSIPParamContainerBase& CSIPSecurityHeaderBase::Params ()
       
   215     {
       
   216     return *iParams; 
       
   217     }