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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 : CSIPAcceptHeader.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 "sipacceptheader.h" |
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23 #include "CSIPAcceptHeaderParams.h" |
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24 #include "SIPSyntaxCheck.h" |
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25 #include "CSIPTokenizer.h" |
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26 #include "sipcodecerr.h" |
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27 #include "sipstrings.h" |
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28 #include "sipstrconsts.h" |
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29 #include "sipcodecutils.h" |
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30 #include "_sipcodecdefs.h" |
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31 |
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32 // ---------------------------------------------------------------------------- |
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33 // CSIPAcceptHeader::DecodeL |
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34 // ---------------------------------------------------------------------------- |
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35 // |
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36 EXPORT_C RPointerArray<CSIPAcceptHeader> |
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37 CSIPAcceptHeader::DecodeL (const TDesC8& aValue) |
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38 { |
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39 RPointerArray<CSIPHeaderBase> baseheaders = BaseDecodeL(aValue); |
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40 CSIPHeaderBase::PushLC(&baseheaders); |
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41 RPointerArray<CSIPAcceptHeader> acceptHeaders; |
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42 CleanupClosePushL(acceptHeaders); |
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43 TInt count = baseheaders.Count(); |
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44 for (TInt i=0; i < count; i++) |
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45 { |
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46 CSIPAcceptHeader* header = |
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47 static_cast<CSIPAcceptHeader*>(baseheaders[i]); |
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48 User::LeaveIfError (acceptHeaders.Append(header)); |
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49 } |
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50 CleanupStack::Pop(2); //acceptHeaders, baseheaders |
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51 baseheaders.Close(); |
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52 return acceptHeaders; |
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53 } |
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54 |
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55 // ---------------------------------------------------------------------------- |
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56 // CSIPAcceptHeader::NewL |
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57 // ---------------------------------------------------------------------------- |
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58 // |
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59 EXPORT_C CSIPAcceptHeader* CSIPAcceptHeader::NewL ( |
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60 const TDesC8& aMediaType, |
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61 const TDesC8& aMediaSubtype) |
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62 { |
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63 CSIPAcceptHeader* self = |
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64 CSIPAcceptHeader::NewLC (aMediaType,aMediaSubtype); |
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65 CleanupStack::Pop(self); |
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66 return self; |
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67 } |
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68 |
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69 // ---------------------------------------------------------------------------- |
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70 // CSIPAcceptHeader::NewLC |
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71 // ---------------------------------------------------------------------------- |
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72 // |
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73 EXPORT_C CSIPAcceptHeader* CSIPAcceptHeader::NewLC ( |
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74 const TDesC8& aMediaType, |
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75 const TDesC8& aMediaSubtype) |
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76 { |
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77 CSIPAcceptHeader* self = new(ELeave)CSIPAcceptHeader; |
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78 CleanupStack::PushL(self); |
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79 self->ConstructL(aMediaType,aMediaSubtype); |
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80 return self; |
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81 } |
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82 |
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83 // ---------------------------------------------------------------------------- |
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84 // CSIPAcceptHeader::CSIPAcceptHeader |
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85 // ---------------------------------------------------------------------------- |
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86 // |
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87 CSIPAcceptHeader::CSIPAcceptHeader(TBool aEmpty) |
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88 : CSIPParameterHeaderBase( ';' ), iEmpty(aEmpty) |
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89 { |
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90 } |
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91 |
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92 // ---------------------------------------------------------------------------- |
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93 // CSIPAcceptHeader::ConstructL |
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94 // ---------------------------------------------------------------------------- |
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95 // |
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96 void CSIPAcceptHeader::ConstructL () |
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97 { |
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98 iParams = new(ELeave)CSIPAcceptHeaderParams; |
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99 iMediaType = KNullDesC8().AllocL(); |
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100 iMediaSubtype = KNullDesC8().AllocL(); |
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101 } |
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102 |
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103 // ---------------------------------------------------------------------------- |
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104 // CSIPAcceptHeader::ConstructL |
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105 // ---------------------------------------------------------------------------- |
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106 // |
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107 void CSIPAcceptHeader::ConstructL (const TDesC8& aMediaType, |
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108 const TDesC8& aMediaSubtype) |
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109 { |
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110 iParams = new(ELeave)CSIPAcceptHeaderParams; |
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111 SetMediaTypeL (aMediaType); |
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112 SetMediaSubtypeL (aMediaSubtype); |
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113 } |
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114 |
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115 // ---------------------------------------------------------------------------- |
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116 // CSIPAcceptHeader::ConstructL |
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117 // ---------------------------------------------------------------------------- |
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118 // |
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119 void CSIPAcceptHeader::ConstructL (const CSIPAcceptHeader& aAcceptHeader) |
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120 { |
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121 if (iEmpty) |
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122 { |
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123 ConstructL (); |
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124 } |
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125 else |
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126 { |
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127 SetMediaTypeL (aAcceptHeader.MediaType()); |
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128 SetMediaSubtypeL (aAcceptHeader.MediaSubtype()); |
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129 iParams = CSIPAcceptHeaderParams::NewL(*(aAcceptHeader.iParams)); |
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130 } |
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131 } |
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132 |
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133 // ---------------------------------------------------------------------------- |
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134 // CSIPAcceptHeader::~CSIPAcceptHeader |
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135 // ---------------------------------------------------------------------------- |
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136 // |
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137 EXPORT_C CSIPAcceptHeader::~CSIPAcceptHeader() |
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138 { |
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139 delete iParams; |
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140 delete iMediaSubtype; |
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141 delete iMediaType; |
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142 } |
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143 |
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144 // ---------------------------------------------------------------------------- |
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145 // CSIPAcceptHeader::CloneL |
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146 // From CSIPHeaderBase: |
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147 // ---------------------------------------------------------------------------- |
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148 // |
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149 EXPORT_C CSIPHeaderBase* CSIPAcceptHeader::CloneL () const |
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150 { |
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151 CSIPAcceptHeader* clone = new (ELeave) CSIPAcceptHeader(iEmpty); |
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152 CleanupStack::PushL(clone); |
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153 clone->ConstructL(*this); |
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154 CleanupStack::Pop(clone); |
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155 return clone; |
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156 } |
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157 |
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158 // ---------------------------------------------------------------------------- |
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159 // CSIPAcceptHeader::Name |
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160 // From CSIPHeaderBase: |
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161 // ---------------------------------------------------------------------------- |
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162 // |
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163 EXPORT_C RStringF CSIPAcceptHeader::Name () const |
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164 { |
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165 return SIPStrings::StringF(SipStrConsts::EAcceptHeader); |
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166 } |
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167 |
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168 // ---------------------------------------------------------------------------- |
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169 // CSIPAcceptHeader::IsEmpty |
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170 // ---------------------------------------------------------------------------- |
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171 // |
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172 EXPORT_C TBool CSIPAcceptHeader::IsEmpty () const |
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173 { |
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174 return iEmpty; |
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175 } |
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176 |
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177 // ---------------------------------------------------------------------------- |
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178 // CSIPAcceptHeader::MediaType |
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179 // ---------------------------------------------------------------------------- |
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180 // |
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181 EXPORT_C const TDesC8& CSIPAcceptHeader::MediaType () const |
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182 { |
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183 return *iMediaType; |
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184 } |
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185 |
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186 // ---------------------------------------------------------------------------- |
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187 // CSIPAcceptHeader::SetMediaTypeL |
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188 // ---------------------------------------------------------------------------- |
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189 // |
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190 EXPORT_C void CSIPAcceptHeader::SetMediaTypeL (const TDesC8& aMediaType) |
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191 { |
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192 __ASSERT_ALWAYS (!iEmpty, User::Leave(KErrArgument)); |
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193 SIPCodecUtils::CheckAndSetValueL(iMediaType, |
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194 aMediaType, |
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195 KErrSipCodecAcceptHeader); |
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196 } |
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197 |
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198 // ---------------------------------------------------------------------------- |
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199 // CSIPAcceptHeader::MediaSubtype |
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200 // ---------------------------------------------------------------------------- |
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201 // |
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202 EXPORT_C const TDesC8& CSIPAcceptHeader::MediaSubtype () const |
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203 { |
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204 return *iMediaSubtype; |
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205 } |
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206 |
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207 // ---------------------------------------------------------------------------- |
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208 // CSIPAcceptHeader::SetMediaSubtypeL |
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209 // ---------------------------------------------------------------------------- |
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210 // |
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211 EXPORT_C void |
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212 CSIPAcceptHeader::SetMediaSubtypeL (const TDesC8& aMediaSubtype) |
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213 { |
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214 __ASSERT_ALWAYS (!iEmpty, User::Leave(KErrArgument)); |
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215 HBufC8* tmp = aMediaSubtype.AllocLC(); |
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216 tmp->Des().Trim(); |
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217 if (!SIPSyntaxCheck::Token(*tmp)) |
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218 { |
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219 User::Leave(KErrSipCodecAcceptHeader); |
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220 } |
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221 CleanupStack::Pop(tmp); |
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222 delete iMediaSubtype; |
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223 iMediaSubtype = tmp; |
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224 } |
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225 |
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226 // ---------------------------------------------------------------------------- |
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227 // CSIPAcceptHeader::QParameter |
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228 // ---------------------------------------------------------------------------- |
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229 // |
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230 EXPORT_C TReal CSIPAcceptHeader::QParameter () const |
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231 { |
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232 return iParams->RealParamValue(SIPStrings::StringF(SipStrConsts::EQ)); |
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233 } |
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234 |
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235 // ---------------------------------------------------------------------------- |
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236 // CSIPAcceptHeader::SetQParameterL |
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237 // ---------------------------------------------------------------------------- |
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238 // |
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239 EXPORT_C void CSIPAcceptHeader::SetQParameterL (TReal aQValue) |
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240 { |
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241 __ASSERT_ALWAYS (!iEmpty, User::Leave(KErrArgument)); |
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242 iParams->SetParamL(SIPStrings::StringF(SipStrConsts::EQ), aQValue); |
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243 } |
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244 |
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245 // ---------------------------------------------------------------------------- |
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246 // CSIPAcceptHeader::MoreThanOneAllowed |
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247 // From CSIPHeaderBase: |
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248 // ---------------------------------------------------------------------------- |
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249 // |
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250 TBool CSIPAcceptHeader::MoreThanOneAllowed () const |
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251 { |
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252 return ETrue; |
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253 } |
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254 |
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255 // ---------------------------------------------------------------------------- |
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256 // CSIPAcceptHeader::InternalizeValueL |
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257 // ---------------------------------------------------------------------------- |
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258 // |
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259 EXPORT_C CSIPHeaderBase* CSIPAcceptHeader::InternalizeValueL ( |
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260 RReadStream& aReadStream) |
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261 { |
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262 CSIPAcceptHeader* self = new(ELeave)CSIPAcceptHeader; |
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263 CleanupStack::PushL(self); |
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264 self->DoInternalizeValueL(aReadStream); |
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265 CleanupStack::Pop(self); |
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266 return self; |
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267 } |
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268 |
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269 // ---------------------------------------------------------------------------- |
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270 // CSIPAcceptHeader::ExternalizeValueL |
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271 // From CSIPHeaderBase: |
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272 // ---------------------------------------------------------------------------- |
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273 // |
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274 void CSIPAcceptHeader::ExternalizeValueL(RWriteStream& aWriteStream) const |
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275 { |
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276 if (!iEmpty) |
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277 { |
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278 aWriteStream.WriteUint8L(1); |
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279 aWriteStream.WriteUint32L (iMediaType->Length()); |
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280 aWriteStream.WriteL (*iMediaType); |
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281 aWriteStream.WriteUint32L (iMediaSubtype->Length()); |
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282 aWriteStream.WriteL (*iMediaSubtype); |
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283 iParams->ExternalizeL (aWriteStream); |
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284 } |
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285 else |
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286 { |
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287 aWriteStream.WriteUint8L(0); |
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288 } |
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289 } |
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290 |
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291 // ---------------------------------------------------------------------------- |
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292 // CSIPAcceptHeader::DoInternalizeValueL |
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293 // ---------------------------------------------------------------------------- |
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294 // |
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295 void CSIPAcceptHeader::DoInternalizeValueL(RReadStream& aReadStream) |
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296 { |
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297 if (aReadStream.ReadUint8L()) // not empty |
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298 { |
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299 iMediaType = SIPCodecUtils::ReadDescFromStreamL(aReadStream); |
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300 iMediaSubtype = SIPCodecUtils::ReadDescFromStreamL(aReadStream); |
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301 iParams = CSIPAcceptHeaderParams::InternalizeL(aReadStream); |
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302 } |
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303 else |
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304 { |
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305 iEmpty = ETrue; |
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306 ConstructL(); |
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307 } |
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308 } |
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309 |
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310 // ---------------------------------------------------------------------------- |
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311 // CSIPAcceptHeader::PreferredPlaceInMessage |
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312 // From CSIPHeaderBase: |
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313 // ---------------------------------------------------------------------------- |
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314 // |
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315 CSIPHeaderBase::TPreferredPlace |
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316 CSIPAcceptHeader::PreferredPlaceInMessage () const |
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317 { |
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318 return CSIPHeaderBase::EBottom; |
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319 } |
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320 |
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321 // ---------------------------------------------------------------------------- |
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322 // CSIPAcceptHeader::BaseDecodeL |
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323 // ---------------------------------------------------------------------------- |
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324 // |
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325 RPointerArray<CSIPHeaderBase> |
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326 CSIPAcceptHeader::BaseDecodeL(const TDesC8& aValue) |
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327 { |
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328 RPointerArray<CSIPHeaderBase> headers; |
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329 CSIPHeaderBase::PushLC(&headers); |
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330 TLex8 lex(aValue); |
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331 lex.SkipSpace(); |
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332 TPtrC8 remainder(lex.Remainder()); |
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333 |
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334 if (remainder.Length() == 0) |
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335 { |
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336 CSIPAcceptHeader* header = new(ELeave)CSIPAcceptHeader(ETrue); |
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337 CleanupStack::PushL(header); |
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338 header->ConstructL(); |
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339 headers.AppendL(header); |
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340 CleanupStack::Pop(header); |
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341 } |
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342 else |
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343 { |
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344 CSIPTokenizer* tokenizer = CSIPTokenizer::NewLC(remainder, ','); |
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345 for (TInt i=0; i < tokenizer->Tokens().Count(); i++) |
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346 { |
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347 CSIPAcceptHeader* header = new(ELeave)CSIPAcceptHeader; |
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348 CleanupStack::PushL (header); |
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349 header->ConstructL(); |
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350 header->ParseL(tokenizer->Tokens()[i]); |
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351 headers.AppendL(header); |
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352 CleanupStack::Pop(header); |
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353 } |
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354 CleanupStack::PopAndDestroy(tokenizer); |
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355 } |
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356 |
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357 CleanupStack::Pop(); // headers |
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358 return headers; |
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359 } |
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360 |
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361 // ---------------------------------------------------------------------------- |
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362 // CSIPAcceptHeader::ToTextMandatoryPartLC |
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363 // From CSIPParameterHeaderBase: |
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364 // ---------------------------------------------------------------------------- |
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365 // |
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366 HBufC8* CSIPAcceptHeader::ToTextMandatoryPartLC () const |
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367 { |
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368 HBufC8* encodingResult = 0; |
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369 if (!iEmpty) |
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370 { |
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371 TUint encodedLength = iMediaType->Length() + 1; // SLASH |
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372 encodedLength += iMediaSubtype->Length(); |
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373 |
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374 encodingResult = HBufC8::NewLC (encodedLength); |
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375 TPtr8 encodingResultPtr = encodingResult->Des(); |
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376 |
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377 encodingResultPtr.Append(*iMediaType); |
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378 encodingResultPtr.Append('/'); // SLASH |
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379 encodingResultPtr.Append(*iMediaSubtype); |
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380 } |
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381 else |
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382 { |
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383 encodingResult = KNullDesC8().AllocLC(); |
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384 } |
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385 return encodingResult; |
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386 } |
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387 |
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388 // ---------------------------------------------------------------------------- |
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389 // CSIPAcceptHeader::ParseMandatoryPartL |
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390 // From CSIPParameterHeaderBase: |
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391 // ---------------------------------------------------------------------------- |
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392 // |
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393 void CSIPAcceptHeader::ParseMandatoryPartL (const TDesC8& aMandatoryPart) |
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394 { |
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395 __ASSERT_ALWAYS (aMandatoryPart.Length() > 0, |
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396 User::Leave(KErrSipCodecAcceptHeader)); |
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397 TLex8 lex(aMandatoryPart); |
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398 lex.SkipSpace(); |
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399 TPtrC8 remainder(lex.Remainder()); |
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400 |
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401 const TInt KMaxSlashPos = remainder.Length()-2; |
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402 TInt slashPos = remainder.Locate('/'); |
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403 if (slashPos <= 0 || slashPos > KMaxSlashPos) |
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404 { |
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405 User::Leave (KErrSipCodecAcceptHeader); |
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406 } |
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407 |
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408 SetMediaTypeL (remainder.Left(slashPos)); |
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409 remainder.Set(remainder.Mid(slashPos+1)); |
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410 SetMediaSubtypeL (remainder); |
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411 } |
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412 |
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413 // ---------------------------------------------------------------------------- |
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414 // CSIPAcceptHeader::Params |
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415 // From CSIPParameterHeaderBase: |
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416 // ---------------------------------------------------------------------------- |
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417 // |
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418 const CSIPParamContainerBase& CSIPAcceptHeader::Params () const |
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419 { |
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420 return *iParams; |
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421 } |
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422 |
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423 // ---------------------------------------------------------------------------- |
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424 // CSIPAcceptHeader::Params |
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425 // From CSIPParameterHeaderBase: |
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426 // ---------------------------------------------------------------------------- |
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427 // |
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428 CSIPParamContainerBase& CSIPAcceptHeader::Params () |
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429 { |
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430 return *iParams; |
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431 } |