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1 // Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // |
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15 |
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16 /** |
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17 @file |
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18 @internalComponent |
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19 */ |
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20 |
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21 #if !defined(__PPPCCP_H__) |
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22 #define __PPPCCP_H__ |
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23 |
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24 #include <networking/pppbase.h> |
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25 #include <networking/pppcfg.h> |
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26 |
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27 const TUint16 KPppIdCcp = 0x80fd; |
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28 const TUint8 KPppCcpResetReq = 14; |
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29 const TUint8 KPppCcpResetAck = 15; |
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30 |
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31 const TUint8 KPppCcpOptOui = 0; |
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32 const TUint8 KPppCcpOptPred1 = 1; |
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33 const TUint8 KPppCcpOptPred2 = 2; |
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34 const TUint8 KPppCcpOptPuddle = 3; |
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35 const TUint8 KPppCcpOptHP = 16; |
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36 const TUint8 KPppCcpOptStac = 17; |
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37 const TUint8 KPppCcpOptMsoft = 18; |
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38 const TUint8 KPppCcpOptGandalf = 19; |
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39 const TUint8 KPppCcpOptV42bis = 20; |
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40 const TUint8 KPppCcpOptBSDLzw = 21; |
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41 const TUint8 KPppCcpOptMagnalink = 24; |
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42 const TUint8 KPppCcpOptDeflate = 26; |
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43 const TUint8 KPppCcpOptReserved = 255; |
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44 |
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45 const TUint8 KCcpSendPriority = 10; |
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46 |
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47 //const TUint32 KPppCcpOptMsoftSupport = 1; |
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48 |
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49 /** @internalTechnology |
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50 @{ */ |
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51 const TUint32 KUidPppCompressionModule = 0x10000C47; |
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52 const TUint32 KUidUnicodePppCompressionModule = 0x10003d45; |
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53 const TUint32 KUidPppMsCompression = 0x10000C49; |
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54 //@} |
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55 |
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56 class CPppIniData; |
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57 |
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58 NONSHARABLE_CLASS(CPppCcp) : public CBase, public MPppFsm |
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59 /** |
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60 PPP Compression Control Protocol class (RFC 1962) |
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61 @internalComponent |
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62 */ |
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63 { |
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64 public: |
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65 CPppCcp(CPppLcp* aLcp); |
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66 ~CPppCcp(); |
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67 static CPppCcp* NewL(CPppLcp* aLcp); |
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68 void ConstructL(); |
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69 void RemoveRegistration(); |
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70 // Esock |
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71 virtual TInt State(); |
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72 virtual TInt Send(RMBufChain& aPdu, TAny* aSource); |
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73 virtual void Info(TNifIfInfo& aInfo) const; |
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74 static void FillInInfo(TNifIfInfo& aInfo); |
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75 |
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76 void SendFlowOn(); |
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77 // |
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78 void Recv(RMBufChain& aPacket); |
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79 // |
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80 void KillProtocol(); |
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81 void FrameError(); |
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82 |
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83 void UnloadCompressor() ; |
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84 // Added for Predictor |
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85 virtual void ReConfigLink(); |
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86 |
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87 virtual void SendResetRequestL(); |
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88 virtual void RemoteCompressorHasReset(); |
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89 protected: |
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90 // PPP FSM Upcalls |
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91 virtual TInt FsmLayerStarted(); |
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92 virtual void FsmLayerFinished(TInt aReason=KErrNone); |
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93 virtual void FsmLayerUp(); |
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94 virtual void FsmLayerDown(TInt aReason=KErrNone); |
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95 virtual void FsmFillinConfigRequestL(RPppOptionList& aRequestList); |
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96 virtual void FsmCheckConfigRequest(RPppOptionList& aRequestList, RPppOptionList& aAckList, RPppOptionList& aNakList, RPppOptionList& aRejList); |
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97 virtual void FsmApplyConfigRequest(RPppOptionList& aRequestList); |
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98 virtual void FsmRecvConfigAck(RPppOptionList& aReplyList); |
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99 virtual void FsmRecvConfigNak(RPppOptionList& aReplyList, RPppOptionList& aReqList); |
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100 virtual void FsmRecvConfigReject(RPppOptionList& aReplyList, RPppOptionList& aReqList); |
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101 virtual TBool FsmRecvUnknownCode(TUint8 aCode, TUint8 aId, TInt aLength, RMBufChain& aPacket); |
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102 virtual void FsmTerminationPhaseComplete(); |
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103 private: |
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104 static TInt SendCallBack(TAny* aCProtocol); |
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105 void DoSend(); |
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106 void SendResetAckL(TUint8 aId); |
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107 CPppDeCompressor* LoadDeCompressorL( CPppCompConfig& aPPPCompConfig, TInt aMaxFrameLength); |
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108 CPppCompressor* LoadCompressorL( CPppCompConfig& aPPPCompConfig, TInt aMaxFrameLength); |
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109 void AddToRequestListL(RPppOptionList& aRequestList, TSglQueIter<CPppCompConfig>& aIterator); |
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110 private: |
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111 |
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112 /** Whether compression has been enabled in the configuration database */ |
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113 TBool iSoftwareCompressionOn; |
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114 // |
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115 //TUint iCurrentCompressor; |
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116 //TUint iCurrentDeCompressor; |
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117 |
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118 /** Queue of packets to send */ |
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119 RMBufPktQ iSendQ; |
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120 |
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121 /** Active object used to schedule sending packets */ |
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122 CAsyncCallBack* iSendCallBack; |
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123 // |
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124 TBool iLowerFlowOn; |
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125 TBool iUpperFlowOn; |
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126 |
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127 /** Object to take outgoing packets */ |
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128 TPppExtraRecvr<CPppCcp> iRecvr; |
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129 |
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130 /** Identification code of the last Reset Request packet sent */ |
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131 TUint8 iResetId; |
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132 |
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133 /** Static compressor configuration information */ |
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134 TSglQue<CPppCompConfig> iCompressorConfig; |
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135 |
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136 //CObjectConIx* iContainerForDlls; |
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137 CObjectCon* iCompressorCon; |
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138 CObjectCon* iDeCompressorCon; |
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139 |
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140 /** Object implementing the negotiated compression algorithm */ |
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141 CPppCompressor* iCompressor; |
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142 |
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143 /** Object implementing the negotiated decompression algorithm */ |
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144 CPppDeCompressor* iDeCompressor; |
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145 |
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146 /** Set to ETrue once KillProtocol has been called */ |
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147 TBool iDead; |
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148 |
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149 /** PPP .ini file parsing object */ |
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150 CPppIniData* iIniFilePtr; |
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151 |
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152 /** Working list of compressor configurations left to try */ |
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153 RPppOptionList iRequestWorkList; |
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154 |
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155 }; |
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156 |
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157 class CPppCompFactory : public CNifFactory |
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158 /** |
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159 Factory base for creating a concrete instance of a compressor |
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160 or decompressor object. |
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161 @internalComponent |
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162 */ |
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163 { |
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164 public: |
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165 virtual void InstallL()=0; |
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166 virtual CPppCompressor* NewPppCompressorL( CPppCcp* aCcp, TInt aMaxFrameLength, const TUint8* aMode = NULL)=0; |
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167 virtual CPppDeCompressor* NewPppDeCompressorL(CPppCcp* aCcp, TInt aMaxFrameLength, const TUint8* aMode = NULL)=0; |
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168 }; |
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169 |
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170 |
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171 #endif // __PPPCCP_H_ |