1 /* |
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2 * Copyright (c) 2002 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: Parser for SIM control procedures. |
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15 * |
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16 */ |
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17 |
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18 |
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19 // INCLUDE FILES |
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20 #include "cphonegsmsimcontrolparser.h" |
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21 #include "cphonegsmparserresult.h" |
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22 #include "cphonegsmoptioncontainer.h" |
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23 |
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24 // CONSTANTS |
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25 _LIT( KPhoneSimControlPinChangeCode, "04" ); |
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26 _LIT( KPhoneSimControlPin2ChangeCode, "042" ); |
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27 _LIT( KPhoneSimControlPinUnblockCode, "05" ); |
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28 _LIT( KPhoneSimControlPin2UnblockCode, "052" ); |
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29 |
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30 const TInt KPhoneSimControlPinMinLength = 4; |
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31 const TInt KPhoneSimControlPinMaxLength = 8; |
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32 const TInt KPhoneSimControlPukLength = 8; |
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33 |
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34 const TInt KPhoneSimControlAsterisk = '*'; |
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35 const TInt KPhoneSimControlHash = '#'; |
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36 |
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37 // ============================ MEMBER FUNCTIONS =============================== |
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38 |
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39 // ----------------------------------------------------------------------------- |
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40 // CPhoneGsmSimControlParser::CPhoneGsmSimControlParser |
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41 // ----------------------------------------------------------------------------- |
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42 // |
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43 CPhoneGsmSimControlParser::CPhoneGsmSimControlParser() |
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44 { |
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45 } |
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46 |
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47 // ----------------------------------------------------------------------------- |
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48 // CPhoneGsmSimControlParser::NewLC |
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49 // ----------------------------------------------------------------------------- |
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50 // |
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51 CPhoneGsmSimControlParser* CPhoneGsmSimControlParser::NewLC() |
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52 { |
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53 CPhoneGsmSimControlParser* self = |
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54 new ( ELeave ) CPhoneGsmSimControlParser; |
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55 |
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56 CleanupStack::PushL( self ); |
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57 |
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58 return self; |
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59 } |
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60 |
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61 // ----------------------------------------------------------------------------- |
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62 // CPhoneGsmSimControlParser::ParseL |
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63 // |
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64 // Parse sim control procedures. |
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65 // ----------------------------------------------------------------------------- |
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66 // |
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67 TBool CPhoneGsmSimControlParser::ParseL( |
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68 const TDesC& aString, |
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69 CPhoneGsmParserResult& aResult, |
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70 CPhoneGsmOptionContainerBase& aOptions ) |
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71 { |
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72 aResult.ClearL(); |
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73 |
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74 TBool sendOperation = aOptions.FindOptionStatus( KPhoneOptionSend ); |
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75 TBool incall = aOptions.FindOptionStatus( KPhoneOptionInCall ); |
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76 |
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77 TBool result = DoParseL( aString, aResult, sendOperation, incall ); |
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78 |
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79 if ( !result ) |
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80 { |
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81 aResult.ClearL(); |
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82 } |
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83 |
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84 return result; |
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85 } |
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86 |
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87 // ----------------------------------------------------------------------------- |
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88 // CPhoneGsmSimControlParser::DoParseL |
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89 // |
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90 // Parse sim control procedures. |
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91 // ----------------------------------------------------------------------------- |
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92 // |
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93 TBool CPhoneGsmSimControlParser::DoParseL( |
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94 const TDesC& aString, |
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95 CPhoneGsmParserResult& aResult, |
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96 TBool aSendOperation, |
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97 TBool /*aInCall*/ ) |
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98 { |
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99 TBool result = EFalse; |
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100 aResult.ClearL(); |
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101 |
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102 TLex input( aString ); |
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103 |
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104 if ( !aSendOperation ) |
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105 { |
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106 result = HandlePinOperationsL( input, aResult ); |
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107 } |
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108 |
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109 return result; |
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110 } |
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111 |
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112 // ----------------------------------------------------------------------------- |
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113 // CPhoneGsmSimControlParser::HandlePinOperationsL |
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114 // ----------------------------------------------------------------------------- |
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115 // |
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116 TBool CPhoneGsmSimControlParser::HandlePinOperationsL( |
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117 TLex& aInput, |
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118 CPhoneGsmParserResult& aResult ) |
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119 { |
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120 TBool result = EFalse; |
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121 TLexMark start; |
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122 aInput.Mark( start ); |
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123 |
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124 if ( HandlePinPrefix( aInput, aResult ) ) |
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125 { |
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126 TPtrC number( NextNumber( aInput ) ); |
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127 |
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128 if ( number == KPhoneSimControlPinChangeCode ) |
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129 { |
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130 aResult.SetUid( KPhoneUidPinChange ); |
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131 result = HandlePinChangeL( aInput, aResult ); |
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132 } |
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133 else if ( number == KPhoneSimControlPin2ChangeCode ) |
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134 { |
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135 aResult.SetUid( KPhoneUidPin2Change ); |
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136 result = HandlePinChangeL( aInput, aResult ); |
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137 } |
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138 else if ( number == KPhoneSimControlPinUnblockCode ) |
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139 { |
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140 aResult.SetUid( KPhoneUidPinUnblock ); |
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141 result = HandlePinUnblockL( aInput, aResult ); |
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142 } |
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143 else if ( number == KPhoneSimControlPin2UnblockCode ) |
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144 { |
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145 aResult.SetUid( KPhoneUidPin2Unblock ); |
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146 result = HandlePinUnblockL( aInput, aResult ); |
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147 } |
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148 } |
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149 |
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150 if ( !result ) |
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151 { |
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152 aResult.ClearL(); |
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153 aInput.UnGetToMark( start ); |
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154 } |
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155 |
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156 return result; |
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157 } |
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158 |
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159 // ----------------------------------------------------------------------------- |
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160 // CPhoneGsmSimControlParser::HandlePinPrefix |
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161 // ----------------------------------------------------------------------------- |
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162 // |
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163 TBool CPhoneGsmSimControlParser::HandlePinPrefix( |
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164 TLex& aInput, |
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165 CPhoneGsmParserResult& /*aResult*/ ) |
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166 { |
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167 TBool result = ETrue; |
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168 |
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169 TLexMark start; |
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170 aInput.Mark( start ); |
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171 |
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172 if ( aInput.Peek() != KPhoneSimControlAsterisk ) |
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173 { |
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174 result = EFalse; |
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175 } |
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176 else |
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177 { |
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178 aInput.Inc(); |
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179 |
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180 if ( aInput.Peek() != KPhoneSimControlAsterisk ) |
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181 { |
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182 result = EFalse; |
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183 } |
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184 else |
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185 { |
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186 aInput.Inc(); |
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187 } |
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188 } |
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189 |
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190 if ( !result ) |
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191 { |
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192 aInput.UnGetToMark( start ); |
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193 } |
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194 |
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195 return result; |
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196 } |
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197 |
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198 // ----------------------------------------------------------------------------- |
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199 // CPhoneGsmSimControlParser::HandlePinChangeL |
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200 // ----------------------------------------------------------------------------- |
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201 // |
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202 TBool CPhoneGsmSimControlParser::HandlePinChangeL( |
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203 TLex& aInput, |
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204 CPhoneGsmParserResult& aResult ) |
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205 { |
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206 TBool result = EFalse; |
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207 TLexMark start; |
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208 aInput.Mark( start ); |
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209 |
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210 result = HandlePinL( aInput, aResult ); |
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211 result = result && HandlePinL( aInput, aResult ); |
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212 result = result && HandlePinL( aInput, aResult ); |
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213 result = result && HandleNoParameters( aInput, aResult ); |
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214 |
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215 if ( !result ) |
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216 { |
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217 aInput.UnGetToMark( start ); |
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218 } |
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219 |
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220 return result; |
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221 } |
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222 |
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223 // ----------------------------------------------------------------------------- |
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224 // CPhoneGsmSimControlParser::HandlePinUnblockL |
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225 // ----------------------------------------------------------------------------- |
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226 // |
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227 TBool CPhoneGsmSimControlParser::HandlePinUnblockL( |
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228 TLex& aInput, |
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229 CPhoneGsmParserResult& aResult ) |
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230 { |
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231 TBool result = EFalse; |
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232 TLexMark start; |
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233 aInput.Mark( start ); |
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234 |
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235 result = HandlePukL( aInput, aResult ); |
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236 result = result && HandlePinL( aInput, aResult ); |
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237 result = result && HandlePinL( aInput, aResult ); |
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238 result = result && HandleNoParameters( aInput, aResult ); |
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239 |
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240 if ( !result ) |
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241 { |
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242 aInput.UnGetToMark( start ); |
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243 } |
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244 |
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245 return result; |
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246 } |
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247 |
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248 // ----------------------------------------------------------------------------- |
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249 // CPhoneGsmSimControlParser::HandleNoParameters |
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250 // ----------------------------------------------------------------------------- |
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251 // |
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252 TBool CPhoneGsmSimControlParser::HandleNoParameters( |
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253 TLex& aInput, |
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254 CPhoneGsmParserResult& /*aResult*/ ) |
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255 { |
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256 TBool result = EFalse; |
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257 |
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258 if ( aInput.Remainder().Length() == 1 && // single character |
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259 aInput.Peek() == KPhoneSimControlHash ) |
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260 { |
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261 result = ETrue; |
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262 aInput.Inc(); |
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263 } |
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264 |
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265 return result; |
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266 } |
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267 |
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268 // ----------------------------------------------------------------------------- |
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269 // CPhoneGsmSimControlParser::HandlePinL |
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270 // ----------------------------------------------------------------------------- |
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271 // |
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272 TBool CPhoneGsmSimControlParser::HandlePinL( |
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273 TLex& aInput, |
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274 CPhoneGsmParserResult& aResult ) |
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275 { |
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276 return HandleParameterL( |
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277 aInput, |
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278 aResult, |
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279 CPhoneGsmSimControlParser::ValidatePin ); |
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280 } |
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281 |
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282 // ----------------------------------------------------------------------------- |
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283 // CPhoneGsmSimControlParser::HandlePukL |
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284 // ----------------------------------------------------------------------------- |
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285 // |
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286 TBool CPhoneGsmSimControlParser::HandlePukL( |
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287 TLex& aInput, |
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288 CPhoneGsmParserResult& aResult ) |
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289 { |
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290 return HandleParameterL( |
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291 aInput, |
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292 aResult, |
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293 CPhoneGsmSimControlParser::ValidatePuk ); |
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294 } |
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295 |
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296 // ----------------------------------------------------------------------------- |
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297 // CPhoneGsmSimControlParser::HandleParameterL |
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298 // ----------------------------------------------------------------------------- |
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299 // |
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300 TBool CPhoneGsmSimControlParser::HandleParameterL( |
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301 TLex& aInput, |
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302 CPhoneGsmParserResult& aResult, |
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303 TParameterValidationFunction aFunc ) |
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304 { |
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305 TBool result = EFalse; |
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306 |
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307 TLexMark start; |
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308 aInput.Mark( start ); |
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309 |
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310 if ( aInput.Peek() == KPhoneSimControlAsterisk ) |
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311 { |
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312 aInput.Inc(); |
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313 |
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314 TPtrC password( NextNumber( aInput ) ); |
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315 |
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316 if ( aFunc( password ) ) |
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317 { |
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318 aResult.AddParameterL( password ); |
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319 result = ETrue; |
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320 } |
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321 } |
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322 |
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323 if ( !result ) |
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324 { |
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325 aInput.UnGetToMark( start ); |
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326 } |
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327 |
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328 return result; |
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329 } |
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330 |
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331 |
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332 // ----------------------------------------------------------------------------- |
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333 // CPhoneGsmSimControlParser::NextNumber |
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334 // ----------------------------------------------------------------------------- |
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335 // |
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336 TPtrC CPhoneGsmSimControlParser::NextNumber( |
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337 TLex& aInput ) |
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338 { |
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339 TLexMark start; |
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340 aInput.Mark( start ); |
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341 |
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342 while ( aInput.Peek().IsDigit() ) |
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343 { |
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344 aInput.Inc(); |
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345 } |
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346 |
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347 return aInput.MarkedToken( start ); |
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348 } |
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349 |
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350 // ----------------------------------------------------------------------------- |
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351 // CPhoneGsmSimControlParser::ValidatePin |
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352 // ----------------------------------------------------------------------------- |
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353 // |
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354 TBool CPhoneGsmSimControlParser::ValidatePin( const TDesC& aParam ) |
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355 { |
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356 return ( aParam.Length() >= KPhoneSimControlPinMinLength ) && |
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357 ( aParam.Length() <= KPhoneSimControlPinMaxLength ); |
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358 } |
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359 |
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360 // ----------------------------------------------------------------------------- |
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361 // CPhoneGsmSimControlParser::ValidatePuk |
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362 // ----------------------------------------------------------------------------- |
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363 // |
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364 TBool CPhoneGsmSimControlParser::ValidatePuk( const TDesC& aParam ) |
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365 { |
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366 return ( aParam.Length() == KPhoneSimControlPukLength ); |
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367 } |
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368 |
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369 // End of File |
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