telephonyprotocols/gprsumtsqosprt/src/extension.cpp
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     1 // Copyright (c) 2007-2009 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 //
       
    15 
       
    16 #include <networking/umtsnifcontrolif.h>
       
    17 #include "umts_qos_variables.h"
       
    18 #include "parameters.h"
       
    19 #include "extension.h"
       
    20 #include "guqos_log.h"
       
    21 
       
    22 
       
    23 RExtensionData::RExtensionData()
       
    24 	{
       
    25 	SetUmtsType();	// Default to Umts type
       
    26 	}
       
    27 
       
    28 
       
    29 RExtensionData::~RExtensionData()
       
    30 	{
       
    31 	Close();
       
    32 	}
       
    33 
       
    34 void RExtensionData::Close()
       
    35 	{
       
    36 	iBuf.Close();
       
    37 	}
       
    38 
       
    39 void RExtensionData::SetUmtsType()
       
    40 	{
       
    41 #ifdef SYMBIAN_NETWORKING_UMTSR5
       
    42 	iType = KPfqosR5ExtensionUmts;
       
    43 #else
       
    44     iType = KPfqosExtensionUmts;
       
    45 #endif    
       
    46 	iData.Set(iBuf);
       
    47 	}
       
    48 
       
    49 // SBLP
       
    50 void RExtensionData::SetSblpType()
       
    51 	{
       
    52 	iType = KPfqosExtensionSBLP;
       
    53 	iData.Set(iBuf);
       
    54 	}
       
    55 
       
    56 
       
    57 
       
    58 // Internal help function.
       
    59 static void SetIntValue(pfqos_configblock_int& data, TInt aValue, const TDesC& aName)
       
    60 	{
       
    61 	data.len = sizeof(pfqos_configblock_int)/8;
       
    62 	data.padding = data.reserved = 0;
       
    63 	data.type = KPfqosTypeInteger;
       
    64 	data.value = aValue;
       
    65 	TPtr8 ptr((TUint8*)data.id, 0, KPfqosMaxName);
       
    66 	if (ptr.MaxLength() >= aName.Length())
       
    67 		ptr.Copy(aName);
       
    68 	ptr.ZeroTerminate();
       
    69 	LOG(Log::Printf(_L("\t\t'%S' = %d"), &aName, aValue));
       
    70 	}
       
    71 
       
    72 
       
    73 TInt RExtensionData::SetErrorCode(TInt aErrorCode)
       
    74 	{
       
    75 
       
    76 	const int byte_len = (sizeof(pfqos_configure)+sizeof(pfqos_extension)+sizeof(pfqos_configblock_int)*1);
       
    77 	const int real_len = ((byte_len + 7) / 8) * 8;
       
    78 	LOG(Log::Printf(_L("\tSetErrorCode %d (size %d"), aErrorCode, real_len));
       
    79 
       
    80 	if (iBuf.MaxLength() < real_len)
       
    81 		{
       
    82 		TInt ret = iBuf.ReAlloc(real_len);
       
    83 		if (ret != KErrNone)
       
    84 			{
       
    85 			LOG(Log::Printf(_L("\tSetErrorCode failed: out of memory %d"), ret));	
       
    86 			return ret;
       
    87 			}
       
    88 		}
       
    89 
       
    90 	iBuf.SetLength(0);
       
    91 	pfqos_configure header;
       
    92 	header.pfqos_configure_len = static_cast<TUint16>((byte_len + 7) / 8);
       
    93 	header.pfqos_ext_type = EPfqosExtExtension;
       
    94 	header.reserved = 0;
       
    95 	header.protocol_id = 0;
       
    96 	iBuf.Append((TUint8*)&header, sizeof(pfqos_configure));
       
    97 
       
    98 	pfqos_extension extensionType;
       
    99 	extensionType.pfqos_ext_len = 0;
       
   100 	extensionType.pfqos_ext_type = EPfqosExtExtension;
       
   101 	extensionType.pfqos_extension_type = iType;
       
   102 	iBuf.Append((TUint8*)&extensionType, sizeof(pfqos_extension));
       
   103 	LOG(Log::Printf(_L("\t\textensionType = %d"), (TInt)iType));
       
   104 
       
   105 	// Error code
       
   106 	pfqos_configblock_int ext;
       
   107 	SetIntValue(ext, aErrorCode, KDescErrorCode);
       
   108 	iBuf.Append((TUint8*)&ext, sizeof(pfqos_configblock_int));
       
   109 
       
   110 	iBuf.AppendFill(0, header.pfqos_configure_len * 8 - byte_len);
       
   111 	iData.Set(iBuf);
       
   112 	return KErrNone;
       
   113 	}
       
   114 
       
   115 //
       
   116 // Create an extension data block to be sent to QoS API library.
       
   117 //
       
   118 TInt RExtensionData::CreateExtension(const TContextConfig& aRel99, TInt aErrorCode)
       
   119 	{
       
   120 	TQoSNegotiated qos;
       
   121 	aRel99.GetUMTSQoSNeg(qos);
       
   122 
       
   123 	TUint compression;
       
   124 	aRel99.GetPdpCompression(compression);
       
   125 	
       
   126 #ifdef SYMBIAN_NETWORKING_UMTSR5
       
   127 	const int byte_len = (sizeof(pfqos_configure)+sizeof(pfqos_extension)+sizeof(pfqos_configblock_int)*16);
       
   128 #else
       
   129 	const int byte_len = (sizeof(pfqos_configure)+sizeof(pfqos_extension)+sizeof(pfqos_configblock_int)*14);
       
   130 #endif
       
   131 	const int real_len = ((byte_len + 7) / 8) * 8;
       
   132 	LOG(Log::Printf(_L("\tCreateExtension from TContextConfig (size %d)"), real_len));
       
   133 	
       
   134 	if (iBuf.MaxLength() < real_len)
       
   135 		{
       
   136 		TInt ret = iBuf.ReAlloc(real_len);
       
   137 		if (ret != KErrNone)
       
   138 			{
       
   139 			LOG(Log::Printf(_L("\tCreateExtension failed: out of memory %d"), ret));	
       
   140 			return ret;
       
   141 			}
       
   142 		}
       
   143 
       
   144 
       
   145 	iBuf.SetLength(0);
       
   146 	pfqos_configure header;
       
   147 	header.pfqos_configure_len = static_cast<TUint16>((byte_len + 7) / 8);
       
   148 	header.pfqos_ext_type = EPfqosExtExtension;
       
   149 	header.reserved = 0;
       
   150 	header.protocol_id = 0;
       
   151 	iBuf.Append((TUint8*)&header, sizeof(pfqos_configure));
       
   152 
       
   153 	pfqos_extension extensionType;
       
   154 	extensionType.pfqos_ext_len = 0;
       
   155 	extensionType.pfqos_ext_type = EPfqosExtExtension;
       
   156 #ifdef SYMBIAN_NETWORKING_UMTSR5
       
   157 	extensionType.pfqos_extension_type = KPfqosR5ExtensionUmts;
       
   158 #else
       
   159 	extensionType.pfqos_extension_type = KPfqosExtensionUmts;
       
   160 #endif	
       
   161 	iBuf.Append((TUint8*)&extensionType, sizeof(pfqos_extension));
       
   162 	LOG(Log::Printf(_L("\t\textensionType = %d"), (TInt)KPfqosExtensionUmts));
       
   163 
       
   164 	// negotiated set
       
   165 	pfqos_configblock_int ext;
       
   166 	SetIntValue(ext, qos.iTrafficClass, KDescTrafficClassNegotiated);
       
   167 	iBuf.Append((TUint8*)&ext, sizeof(pfqos_configblock_int));
       
   168 
       
   169 	SetIntValue(ext, qos.iDeliveryOrderReqd, KDescDeliveryOrderNegotiated);
       
   170 	iBuf.Append((TUint8*)&ext, sizeof(pfqos_configblock_int));
       
   171 
       
   172 	SetIntValue(ext, qos.iDeliverErroneousSDU, KDescDeliveryOfErroneusSduNegotiated);
       
   173 	iBuf.Append((TUint8*)&ext, sizeof(pfqos_configblock_int));
       
   174 
       
   175 	SetIntValue(ext, qos.iBER, KDescResidualBerNegotiated);
       
   176 	iBuf.Append((TUint8*)&ext, sizeof(pfqos_configblock_int));
       
   177 
       
   178 	SetIntValue(ext, qos.iSDUErrorRatio, KDescErrorRatioNegotiated);
       
   179 	iBuf.Append((TUint8*)&ext, sizeof(pfqos_configblock_int));
       
   180 
       
   181 	SetIntValue(ext, qos.iTrafficHandlingPriority, KDescPriorityNegotiated);
       
   182 	iBuf.Append((TUint8*)&ext, sizeof(pfqos_configblock_int));
       
   183 
       
   184 	SetIntValue(ext, qos.iTransferDelay, KDescTransferDelayNegotiated);
       
   185 	iBuf.Append((TUint8*)&ext, sizeof(pfqos_configblock_int));
       
   186 
       
   187 	SetIntValue(ext, qos.iMaxSDUSize, KDescMaxSduSizeNegotiated);
       
   188 	iBuf.Append((TUint8*)&ext, sizeof(pfqos_configblock_int));
       
   189 
       
   190 	SetIntValue(ext, qos.iMaxRate.iUplinkRate, KDescMaxBitrateUplinkNegotiated);
       
   191 	iBuf.Append((TUint8*)&ext, sizeof(pfqos_configblock_int));
       
   192 
       
   193 	SetIntValue(ext, qos.iMaxRate.iDownlinkRate, KDescMaxBitrateDownlinkNegotiated);
       
   194 	iBuf.Append((TUint8*)&ext, sizeof(pfqos_configblock_int));
       
   195 
       
   196 	SetIntValue(ext, qos.iGuaranteedRate.iUplinkRate, KDescGuaBitrateUplinkNegotiated);
       
   197 	iBuf.Append((TUint8*)&ext, sizeof(pfqos_configblock_int));
       
   198 
       
   199 	SetIntValue(ext, qos.iGuaranteedRate.iDownlinkRate, KDescGuaBitrateDownlinkNegotiated);
       
   200 	iBuf.Append((TUint8*)&ext, sizeof(pfqos_configblock_int));
       
   201 
       
   202 #ifdef SYMBIAN_NETWORKING_UMTSR5
       
   203 	SetIntValue(ext, qos.iSignallingIndication, KDescSignallingIndicatorNegotiated);
       
   204 	iBuf.Append((TUint8*)&ext, sizeof(pfqos_configblock_int));
       
   205 
       
   206 	SetIntValue(ext, qos.iSourceStatisticsDescriptor, KDescSrcStatDescNegotiated);
       
   207 	iBuf.Append((TUint8*)&ext, sizeof(pfqos_configblock_int));
       
   208 #endif // SYMBIAN_NETWORKING_UMTSR5
       
   209 
       
   210 	// Header compression
       
   211 	SetIntValue(ext, compression, KDescHeaderCompression);
       
   212 	iBuf.Append((TUint8*)&ext, sizeof(pfqos_configblock_int));
       
   213 
       
   214 	// Error code
       
   215 	SetIntValue(ext, aErrorCode, KDescErrorCode);
       
   216 	iBuf.Append((TUint8*)&ext, sizeof(pfqos_configblock_int));
       
   217 	iData.Set(iBuf);
       
   218 	return KErrNone;
       
   219 	}