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1 // Copyright (c) 2004-2009 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 // Name : CSIPViaHeader.cpp |
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15 // Part of : SIP Codec |
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16 // Version : SIP/4.0 |
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17 // |
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18 |
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19 |
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20 |
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21 |
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22 #include "sipviaheader.h" |
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23 #include "CSIPViaHeaderParams.h" |
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24 #include "CSIPTokenizer.h" |
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25 #include "siphostport.h" |
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26 #include "sipcodecerr.h" |
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27 #include "SIPSyntaxCheck.h" |
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28 #include "sipstrings.h" |
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29 #include "sipstrconsts.h" |
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30 #include "sipcodecutils.h" |
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31 #include "_sipcodecdefs.h" |
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32 |
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33 |
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34 // ----------------------------------------------------------------------------- |
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35 // CSIPViaHeader::DecodeL |
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36 // ----------------------------------------------------------------------------- |
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37 // |
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38 EXPORT_C RPointerArray<CSIPViaHeader> |
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39 CSIPViaHeader::DecodeL (const TDesC8& aValue) |
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40 { |
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41 RPointerArray<CSIPHeaderBase> baseheaders = BaseDecodeL(aValue); |
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42 CSIPHeaderBase::PushLC(&baseheaders); |
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43 RPointerArray<CSIPViaHeader> viaheaders; |
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44 CleanupClosePushL(viaheaders); |
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45 TInt count = baseheaders.Count(); |
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46 for (TInt i=0; i<count; i++) |
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47 { |
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48 CSIPViaHeader* via = static_cast<CSIPViaHeader*>(baseheaders[i]); |
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49 viaheaders.AppendL(via); |
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50 } |
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51 CleanupStack::Pop(2); // viaheaders, baseheaders |
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52 baseheaders.Close(); |
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53 return viaheaders; |
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54 } |
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55 |
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56 // ----------------------------------------------------------------------------- |
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57 // CSIPViaHeader::NewL |
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58 // ----------------------------------------------------------------------------- |
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59 // |
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60 EXPORT_C CSIPViaHeader* CSIPViaHeader::NewL (RStringF aTransport, |
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61 CSIPHostPort* aSentByHostPort) |
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62 { |
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63 CSIPViaHeader* self = CSIPViaHeader::NewLC (aTransport,aSentByHostPort); |
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64 CleanupStack::Pop(self); |
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65 return self; |
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66 } |
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67 |
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68 // ----------------------------------------------------------------------------- |
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69 // CSIPViaHeader::NewLC |
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70 // ----------------------------------------------------------------------------- |
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71 // |
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72 EXPORT_C CSIPViaHeader* CSIPViaHeader::NewLC (RStringF aTransport, |
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73 CSIPHostPort* aSentByHostPort) |
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74 { |
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75 CSIPViaHeader* self = new(ELeave)CSIPViaHeader; |
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76 CleanupStack::PushL(self); |
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77 self->ConstructL(aTransport,aSentByHostPort); |
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78 return self; |
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79 } |
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80 |
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81 // ----------------------------------------------------------------------------- |
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82 // CSIPViaHeader::CSIPViaHeader |
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83 // ----------------------------------------------------------------------------- |
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84 // |
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85 CSIPViaHeader::CSIPViaHeader() |
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86 : CSIPParameterHeaderBase(';') |
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87 { |
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88 } |
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89 |
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90 // ----------------------------------------------------------------------------- |
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91 // CSIPViaHeader::ConstructL |
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92 // ----------------------------------------------------------------------------- |
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93 // |
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94 void CSIPViaHeader::ConstructL() |
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95 { |
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96 iSentProtocolName = SIPStrings::StringF(SipStrConsts::ESIP); |
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97 iSentProtocolVersion = |
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98 SIPStrings::StringF(SipStrConsts::EDefaultVersionNumber); |
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99 iParams = new(ELeave)CSIPViaHeaderParams; |
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100 } |
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101 |
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102 // ----------------------------------------------------------------------------- |
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103 // CSIPViaHeader::ConstructL |
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104 // ----------------------------------------------------------------------------- |
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105 // |
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106 void CSIPViaHeader::ConstructL(RStringF aTransport, |
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107 CSIPHostPort* aSentByHostPort) |
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108 { |
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109 __ASSERT_ALWAYS(aSentByHostPort, User::Leave(KErrArgument)); |
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110 |
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111 ConstructL(); |
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112 SetTransportL(aTransport); |
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113 iSentByHostPort = aSentByHostPort; |
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114 } |
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115 |
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116 // ----------------------------------------------------------------------------- |
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117 // CSIPViaHeader::ConstructL |
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118 // ----------------------------------------------------------------------------- |
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119 // |
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120 void CSIPViaHeader::ConstructL (const CSIPViaHeader& aViaHeader) |
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121 { |
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122 iSentProtocolName = aViaHeader.SentProtocolName().Copy(); |
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123 iSentProtocolVersion = aViaHeader.SentProtocolVersion().Copy(); |
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124 iTransport = aViaHeader.Transport().Copy(); |
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125 iParams = CSIPViaHeaderParams::NewL(*(aViaHeader.iParams)); |
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126 iSentByHostPort = CSIPHostPort::NewL(*(aViaHeader.iSentByHostPort)); |
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127 } |
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128 |
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129 // ----------------------------------------------------------------------------- |
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130 // CSIPViaHeader::~CSIPViaHeader |
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131 // ----------------------------------------------------------------------------- |
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132 // |
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133 EXPORT_C CSIPViaHeader::~CSIPViaHeader() |
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134 { |
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135 delete iSentByHostPort; |
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136 delete iParams; |
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137 iTransport.Close(); |
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138 iSentProtocolVersion.Close(); |
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139 iSentProtocolName.Close(); |
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140 } |
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141 |
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142 // ----------------------------------------------------------------------------- |
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143 // CSIPViaHeader::CloneL |
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144 // From CSIPHeaderBase: |
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145 // ----------------------------------------------------------------------------- |
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146 // |
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147 EXPORT_C CSIPHeaderBase* CSIPViaHeader::CloneL () const |
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148 { |
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149 CSIPViaHeader* clone = new(ELeave)CSIPViaHeader; |
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150 CleanupStack::PushL(clone); |
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151 clone->ConstructL(*this); |
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152 CleanupStack::Pop(clone); |
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153 return clone; |
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154 } |
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155 |
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156 // ----------------------------------------------------------------------------- |
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157 // CSIPViaHeader::operator== |
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158 // ----------------------------------------------------------------------------- |
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159 // |
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160 EXPORT_C TBool CSIPViaHeader::operator==(const CSIPViaHeader& aViaHeader) |
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161 { |
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162 if (iTransport != aViaHeader.Transport()) |
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163 { |
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164 return EFalse; |
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165 } |
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166 if (iSentProtocolName != aViaHeader.iSentProtocolName) |
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167 { |
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168 return EFalse; |
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169 } |
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170 if (iSentProtocolVersion != aViaHeader.iSentProtocolVersion) |
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171 { |
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172 return EFalse; |
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173 } |
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174 if (!(*iSentByHostPort == *aViaHeader.iSentByHostPort)) |
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175 { |
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176 return EFalse; |
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177 } |
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178 return (*iParams == *(aViaHeader.iParams)); |
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179 } |
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180 |
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181 // ----------------------------------------------------------------------------- |
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182 // CSIPViaHeader::Transport |
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183 // ----------------------------------------------------------------------------- |
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184 // |
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185 EXPORT_C RStringF CSIPViaHeader::Transport () const |
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186 { |
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187 return iTransport; |
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188 } |
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189 |
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190 // ----------------------------------------------------------------------------- |
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191 // CSIPViaHeader::SetTransportL |
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192 // ----------------------------------------------------------------------------- |
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193 // |
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194 EXPORT_C void CSIPViaHeader::SetTransportL(RStringF aTransport) |
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195 { |
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196 SetTransportL(aTransport.DesC()); |
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197 } |
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198 |
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199 // ----------------------------------------------------------------------------- |
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200 // CSIPViaHeader::SentByHostPort |
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201 // ----------------------------------------------------------------------------- |
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202 // |
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203 EXPORT_C CSIPHostPort& CSIPViaHeader::SentByHostPort() |
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204 { |
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205 return *iSentByHostPort; |
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206 } |
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207 |
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208 // ----------------------------------------------------------------------------- |
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209 // CSIPViaHeader::SentProtocolName |
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210 // ----------------------------------------------------------------------------- |
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211 // |
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212 EXPORT_C RStringF CSIPViaHeader::SentProtocolName () const |
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213 { |
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214 return iSentProtocolName; |
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215 } |
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216 |
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217 // ----------------------------------------------------------------------------- |
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218 // CSIPViaHeader::SentProtocolVersion |
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219 // ----------------------------------------------------------------------------- |
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220 // |
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221 EXPORT_C RStringF CSIPViaHeader::SentProtocolVersion () const |
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222 { |
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223 return iSentProtocolVersion; |
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224 } |
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225 |
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226 // ----------------------------------------------------------------------------- |
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227 // CSIPViaHeader::SetSentProtocolVersionL |
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228 // ----------------------------------------------------------------------------- |
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229 // |
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230 EXPORT_C void CSIPViaHeader::SetSentProtocolVersionL(RStringF aVersion) |
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231 { |
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232 SetSentProtocolVersionL(aVersion.DesC()); |
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233 } |
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234 |
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235 // ----------------------------------------------------------------------------- |
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236 // CSIPViaHeader::ViaTtl |
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237 // ----------------------------------------------------------------------------- |
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238 // |
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239 EXPORT_C TInt CSIPViaHeader::TtlParam() const |
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240 { |
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241 return iParams->IntParamValue(SIPStrings::StringF(SipStrConsts::ETtl)); |
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242 } |
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243 |
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244 // ----------------------------------------------------------------------------- |
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245 // CSIPViaHeader::SetViaTtlL |
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246 // ----------------------------------------------------------------------------- |
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247 // |
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248 EXPORT_C void CSIPViaHeader::SetTtlParamL (TInt aValue) |
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249 { |
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250 iParams->SetParamL(SIPStrings::StringF(SipStrConsts::ETtl), aValue); |
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251 } |
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252 |
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253 // ----------------------------------------------------------------------------- |
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254 // CSIPViaHeader::MoreThanOneAllowed |
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255 // From CSIPHeaderBase: |
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256 // ----------------------------------------------------------------------------- |
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257 // |
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258 TBool CSIPViaHeader::MoreThanOneAllowed () const |
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259 { |
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260 return ETrue; |
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261 } |
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262 |
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263 // ----------------------------------------------------------------------------- |
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264 // CSIPViaHeader::Name |
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265 // From CSIPHeaderBase: |
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266 // ----------------------------------------------------------------------------- |
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267 // |
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268 EXPORT_C RStringF CSIPViaHeader::Name() const |
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269 { |
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270 return SIPStrings::StringF(SipStrConsts::EViaHeader); |
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271 } |
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272 |
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273 // ----------------------------------------------------------------------------- |
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274 // CSIPViaHeader::HasCompactName |
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275 // From CSIPHeaderBase: |
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276 // ----------------------------------------------------------------------------- |
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277 // |
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278 TBool CSIPViaHeader::HasCompactName () const |
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279 { |
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280 return ETrue; |
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281 } |
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282 |
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283 // ----------------------------------------------------------------------------- |
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284 // CSIPViaHeader::CompactName |
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285 // From CSIPHeaderBase: |
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286 // ----------------------------------------------------------------------------- |
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287 // |
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288 RStringF CSIPViaHeader::CompactName () const |
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289 { |
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290 return SIPStrings::StringF(SipStrConsts::EViaHeaderCompact); |
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291 } |
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292 |
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293 // ----------------------------------------------------------------------------- |
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294 // CSIPViaHeader::ExternalizeSupported |
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295 // From CSIPHeaderBase: |
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296 // ----------------------------------------------------------------------------- |
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297 // |
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298 EXPORT_C TBool CSIPViaHeader::ExternalizeSupported () const |
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299 { |
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300 return EFalse; |
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301 } |
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302 |
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303 // ----------------------------------------------------------------------------- |
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304 // CSIPViaHeader::BaseDecodeL |
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305 // ----------------------------------------------------------------------------- |
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306 // |
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307 RPointerArray<CSIPHeaderBase> CSIPViaHeader::BaseDecodeL (const TDesC8& aValue) |
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308 { |
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309 RPointerArray<CSIPHeaderBase> headers; |
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310 CSIPHeaderBase::PushLC(&headers); |
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311 CSIPTokenizer* tokenizer = CSIPTokenizer::NewLC(aValue, ','); |
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312 for (TInt i=0; i < tokenizer->Tokens().Count(); i++) |
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313 { |
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314 CSIPViaHeader* header = new(ELeave)CSIPViaHeader; |
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315 CleanupStack::PushL(header); |
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316 header->ConstructL(); |
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317 header->ParseL(tokenizer->Tokens()[i]); |
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318 headers.AppendL(header); |
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319 CleanupStack::Pop(header); |
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320 } |
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321 CleanupStack::PopAndDestroy(tokenizer); |
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322 CleanupStack::Pop(); // headers |
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323 return headers; |
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324 } |
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325 |
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326 // ----------------------------------------------------------------------------- |
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327 // CSIPViaHeader::PreferredPlaceInMessage |
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328 // From CSIPHeaderBase: |
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329 // ----------------------------------------------------------------------------- |
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330 // |
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331 CSIPHeaderBase::TPreferredPlace CSIPViaHeader::PreferredPlaceInMessage () const |
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332 { |
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333 return CSIPHeaderBase::ETop; |
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334 } |
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335 |
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336 // ----------------------------------------------------------------------------- |
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337 // CSIPFromToHeader::ToTextMandatoryPartLC |
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338 // From CSIPParameterHeaderBase: |
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339 // ----------------------------------------------------------------------------- |
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340 // |
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341 HBufC8* CSIPViaHeader::ToTextMandatoryPartLC () const |
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342 { |
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343 TPtrC8 sentProtocolName(iSentProtocolName.DesC()); |
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344 TUint encodedLength = sentProtocolName.Length() + 1; // SLASH |
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345 |
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346 TPtrC8 sentProtocolVersion(iSentProtocolVersion.DesC()); |
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347 encodedLength += sentProtocolVersion.Length() + 1; // SLASH |
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348 |
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349 TPtrC8 transport(iTransport.DesC()); |
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350 encodedLength += transport.Length() + 1; // SP |
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351 |
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352 HBufC8* encodedSentByHostPort = iSentByHostPort->ToTextLC(); |
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353 encodedLength += encodedSentByHostPort->Length(); |
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354 |
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355 HBufC8* encodingResult = HBufC8::NewL (encodedLength); |
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356 TPtr8 encodingResultPtr = encodingResult->Des(); |
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357 |
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358 encodingResultPtr.Append(sentProtocolName); |
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359 encodingResultPtr.Append('/'); // SLASH |
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360 encodingResultPtr.Append(sentProtocolVersion); |
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361 encodingResultPtr.Append('/'); // SLASH |
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362 encodingResultPtr.Append(transport); |
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363 encodingResultPtr.Append(' '); // SP |
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364 encodingResultPtr.Append(*encodedSentByHostPort); |
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365 |
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366 CleanupStack::PopAndDestroy(encodedSentByHostPort); |
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367 CleanupStack::PushL (encodingResult); |
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368 return encodingResult; |
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369 } |
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370 |
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371 // ----------------------------------------------------------------------------- |
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372 // CSIPViaHeader::ParseMandatoryPartL |
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373 // From CSIPParameterHeaderBase: |
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374 // ----------------------------------------------------------------------------- |
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375 // |
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376 void CSIPViaHeader::ParseMandatoryPartL (const TDesC8& aMandatoryPart) |
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377 { |
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378 __ASSERT_ALWAYS (aMandatoryPart.Length()>0,User::Leave(KErrSipCodecViaHeader)); |
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379 |
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380 // sent-protocol |
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381 TInt endPos = 0; |
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382 ParseSentProtocolL(aMandatoryPart,endPos); |
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383 if (endPos >= aMandatoryPart.Length()-1) |
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384 { |
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385 User::Leave (KErrSipCodecViaHeader); |
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386 } |
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387 TLex8 lex(aMandatoryPart.Mid(endPos+1)); |
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388 lex.SkipSpace(); |
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389 // sent-by |
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390 iSentByHostPort = CSIPHostPort::DecodeL (lex.Remainder()); |
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391 } |
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392 |
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393 // ----------------------------------------------------------------------------- |
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394 // CSIPViaHeader::Params |
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395 // From CSIPParameterHeaderBase: |
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396 // ----------------------------------------------------------------------------- |
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397 // |
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398 const CSIPParamContainerBase& CSIPViaHeader::Params () const |
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399 { |
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400 return *iParams; |
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401 } |
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402 |
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403 // ----------------------------------------------------------------------------- |
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404 // CSIPViaHeader::Params |
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405 // From CSIPParameterHeaderBase: |
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406 // ----------------------------------------------------------------------------- |
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407 // |
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408 CSIPParamContainerBase& CSIPViaHeader::Params () |
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409 { |
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410 return *iParams; |
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411 } |
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412 |
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413 // ----------------------------------------------------------------------------- |
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414 // CSIPViaHeader::ParseSentProtocolL |
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415 // ----------------------------------------------------------------------------- |
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416 // |
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417 void CSIPViaHeader::ParseSentProtocolL ( |
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418 const TDesC8& aValue, |
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419 TInt& aLength) |
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420 { |
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421 __ASSERT_ALWAYS (aValue.Length()>0, User::Leave(KErrSipCodecViaHeader)); |
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422 |
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423 TInt length = 0; |
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424 TInt slashPos = aValue.Locate ('/'); |
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425 if (slashPos <= 0 || slashPos == aValue.Length()-1) |
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426 { |
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427 User::Leave(KErrSipCodecViaHeader); |
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428 } |
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429 SetSentProtocolNameL(aValue.Left(slashPos)); |
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430 length += (slashPos+1); |
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431 |
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432 TPtrC8 remainder (aValue.Mid(slashPos+1)); |
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433 slashPos = remainder.Locate ('/'); |
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434 if (slashPos <= 0 || slashPos == remainder.Length()-1) |
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435 { |
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436 User::Leave (KErrSipCodecViaHeader); |
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437 } |
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438 SetSentProtocolVersionL(remainder.Left(slashPos)); |
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439 length += (slashPos+1); |
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440 |
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441 TLex8 lex(remainder.Mid(slashPos+1)); |
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442 lex.Mark(); |
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443 SetTransportL (lex.NextToken()); |
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444 length += lex.Offset(); |
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445 |
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446 aLength = length; |
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447 } |
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448 |
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449 // ----------------------------------------------------------------------------- |
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450 // CSIPViaHeader::SetTransportL |
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451 // ----------------------------------------------------------------------------- |
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452 // |
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453 void CSIPViaHeader::SetTransportL(const TDesC8& aTransport) |
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454 { |
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455 HBufC8* tmp = aTransport.AllocLC(); |
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456 tmp->Des().Trim(); |
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457 tmp->Des().UpperCase(); |
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458 if (!SIPSyntaxCheck::Token(*tmp)) |
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459 { |
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460 User::Leave(KErrSipCodecViaHeader); |
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461 } |
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462 RStringF tmpString = SIPStrings::Pool().OpenFStringL(*tmp); |
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463 CleanupStack::PopAndDestroy(tmp); |
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464 iTransport.Close(); |
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465 iTransport = tmpString; |
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466 } |
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467 |
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468 // ----------------------------------------------------------------------------- |
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469 // CSIPViaHeader::SetSentProtocolVersionL |
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470 // ----------------------------------------------------------------------------- |
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471 // |
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472 void CSIPViaHeader::SetSentProtocolVersionL(const TDesC8& aVersion) |
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473 { |
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474 RStringF tmp = |
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475 SIPCodecUtils::CheckAndCreateTokenL(aVersion, KErrSipCodecViaHeader); |
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476 iSentProtocolVersion.Close(); |
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477 iSentProtocolVersion = tmp; |
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478 } |
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479 |
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480 // ----------------------------------------------------------------------------- |
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481 // CSIPViaHeader::SetSentProtocolNameL |
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482 // ----------------------------------------------------------------------------- |
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483 // |
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484 void CSIPViaHeader::SetSentProtocolNameL (const TDesC8& aName) |
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485 { |
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486 RStringF tmp = |
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487 SIPCodecUtils::CheckAndCreateTokenL(aName, KErrSipCodecViaHeader); |
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488 iSentProtocolName.Close(); |
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489 iSentProtocolName = tmp; |
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490 } |