1 /* |
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2 * Copyright (c) 2004 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: Implementation of CCbsMessage class. |
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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 "CbsServerPanic.h" |
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21 #include "CCbsMessage.h" |
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22 #include "CbsLogger.h" |
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23 |
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24 |
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25 // ================= MEMBER FUNCTIONS ======================= |
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26 |
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27 // ----------------------------------------------------------------------------- |
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28 // CCbsMessage::CCbsMessage |
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29 // C++ default constructor can NOT contain any code, that |
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30 // might leave. |
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31 // ----------------------------------------------------------------------------- |
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32 // |
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33 CCbsMessage::CCbsMessage() |
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34 { |
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35 } |
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36 |
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37 // Destructor |
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38 CCbsMessage::~CCbsMessage() |
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39 { |
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40 CBSLOGSTRING("CBSSERVER: >>> CCbsMessage::~CCbsMessage()"); |
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41 CBSLOGSTRING("CBSSERVER: <<< CCbsMessage::~CCbsMessage()"); |
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42 } |
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43 |
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44 // ----------------------------------------------------------------------------- |
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45 // CCbsMessage::Alphabet |
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46 // Returns the alphabet set of this message. |
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47 // Decides the alphabet set of this message by examining DCS field. |
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48 // Note that DCS value "unspecified" isn't used anymore. |
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49 // All messages are considered to have "default" representation. |
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50 // (other items were commented in a header). |
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51 // ----------------------------------------------------------------------------- |
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52 // |
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53 TCbsRecAlphabet CCbsMessage::Alphabet() const |
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54 { |
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55 CBSLOGSTRING("CBSSERVER: >>> CCbsMessage::Alphabet()"); |
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56 CBSLOGSTRING2("CBSSERVER: CCbsMessage::Alphabet(): iDCS: %d", iDCS ); |
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57 |
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58 TCbsRecAlphabet alphabet( ECbsRecAlphabetUnspecified ); |
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59 |
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60 // Check for Message preceded by language indication/UCS2 and |
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61 // General Data Coding Indication/UCS2 |
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62 if ( |
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63 ( iDCS & DCS_MASK_LANGUAGE_INDICATION_PRECEDES ) == DCS_MPLI_UCS2 || |
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64 ( iDCS & DCS_MASK_GENERAL_DATA_CODING_INDICATION ) == DCS_GDCI_UCS2 ) |
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65 { |
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66 alphabet = ECbsRecAlphabetUCS2; |
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67 } |
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68 // Check for 8-bit DCSs |
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69 else if ( |
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70 ( iDCS & DCS_MASK_GENERAL_DATA_CODING_INDICATION ) == DCS_GDCI_8BIT || |
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71 ( iDCS & DCS_MASK_MESSAGE_HANDLING )== DCS_DCMH_8BIT || |
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72 ( iDCS & DCS_MASK_UDH ) == DCS_UDH_8BIT ) |
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73 { |
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74 alphabet = ECbsRecAlphabet8bit; |
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75 } |
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76 // Else assume that alphabet is default |
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77 else |
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78 { |
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79 alphabet = ECbsRecAlphabetDefault; |
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80 } |
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81 |
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82 CBSLOGSTRING("CBSSERVER: <<< CCbsMessage::Alphabet(), returning alphabet."); |
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83 return alphabet; |
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84 } |
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85 |
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86 // ----------------------------------------------------------------------------- |
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87 // CCbsMessage::AppendContent |
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88 // Appends another message's content to this message's content. |
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89 // (other items were commented in a header). |
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90 // ----------------------------------------------------------------------------- |
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91 // |
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92 void CCbsMessage::AppendContent( |
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93 const TDesC& aMsg ) |
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94 { |
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95 iMessage->Des().Append( aMsg ); |
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96 } |
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97 |
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98 // ----------------------------------------------------------------------------- |
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99 // CCbsMessage::AppendContent8 |
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100 // Appends another message's content to this message's content. |
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101 // (other items were commented in a header). |
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102 // ----------------------------------------------------------------------------- |
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103 // |
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104 void CCbsMessage::AppendContent8( |
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105 const TDesC8& aMsg ) |
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106 { |
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107 iMessage8->Des().Append( aMsg ); |
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108 } |
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109 |
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110 // ----------------------------------------------------------------------------- |
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111 // CCbsMessage::CellId |
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112 // Returns identifier of the cell in which the phone was when this message was received. |
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113 // (other items were commented in a header). |
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114 // ----------------------------------------------------------------------------- |
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115 // |
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116 TUint CCbsMessage::CellId() const |
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117 { |
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118 return iLocationArea.iCellId; |
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119 } |
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120 |
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121 // ----------------------------------------------------------------------------- |
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122 // CCbsMessage::Contents |
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123 // Returns a pointer descriptor to the Unicode contents of the message. |
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124 // (other items were commented in a header). |
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125 // ----------------------------------------------------------------------------- |
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126 // |
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127 const TDesC& CCbsMessage::Contents() const |
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128 { |
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129 __ASSERT_DEBUG( iMessage != 0, CbsServerPanic( ECbsMsgRepUnprepared ) ); |
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130 return *iMessage; |
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131 } |
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132 |
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133 // ----------------------------------------------------------------------------- |
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134 // CCbsMessage::Contents8 |
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135 // Returns a pointer descriptor to 8-bit descriptor representation |
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136 // of the message body. |
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137 // (other items were commented in a header). |
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138 // ----------------------------------------------------------------------------- |
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139 // |
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140 const TDesC8& CCbsMessage::Contents8() const |
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141 { |
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142 __ASSERT_DEBUG( iMessage8 != 0, CbsServerPanic( ECbsMsgRepUnprepared ) ); |
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143 return *iMessage8; |
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144 } |
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145 |
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146 |
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147 // ----------------------------------------------------------------------------- |
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148 // CCbsMessage::DCS |
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149 // Returns the Data Coding Scheme of this message page. |
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150 // Refer to GSM specification 03.38 for details on DCS. |
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151 // (other items were commented in a header). |
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152 // ----------------------------------------------------------------------------- |
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153 // |
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154 TCbsRecDCS CCbsMessage::DCS() const |
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155 { |
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156 return iDCS; |
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157 } |
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158 |
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159 // ----------------------------------------------------------------------------- |
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160 // CCbsMessage::GeographicalScope |
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161 // Returns the geographical scope of the message. |
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162 // This is a 16-bit value containing Geographical |
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163 // Scope (2 bits), Message Code (10 bits) and Update Number (4 bits). |
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164 // (other items were commented in a header). |
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165 // ----------------------------------------------------------------------------- |
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166 // |
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167 TCbsRecGeographicalScope CCbsMessage::GeographicalScope() const |
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168 { |
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169 TInt gs( Key() >> 14 ); |
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170 if ( gs == KGeographicalScopeCellImmediate || |
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171 gs == KGeographicalScopeCellNormal ) |
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172 { |
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173 return ECbsRecGeographicalScopeCell; |
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174 } |
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175 else if ( gs == KGeographicalScopePLMNNormal ) |
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176 { |
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177 return ECbsRecGeographicalScopePLMN; |
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178 } |
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179 else |
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180 { |
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181 return ECbsRecGeographicalScopeLAC; |
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182 } |
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183 } |
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184 |
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185 // ----------------------------------------------------------------------------- |
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186 // CCbsMessage::GetPLMN |
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187 // Returns operator information. |
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188 // On return, aNetworkInfo contains identity of the network |
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189 // in which the phone was when this message was received. |
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190 // (other items were commented in a header). |
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191 // ----------------------------------------------------------------------------- |
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192 // |
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193 void CCbsMessage::GetPLMN( |
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194 RMobilePhone::TMobilePhoneNetworkInfoV1& aNetworkInfo ) const |
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195 { |
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196 aNetworkInfo.iCountryCode = iNetworkInfo.iCountryCode; |
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197 aNetworkInfo.iNetworkId = iNetworkInfo.iNetworkId; |
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198 } |
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199 |
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200 // ----------------------------------------------------------------------------- |
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201 // CCbsMessage::IsChildSubindex |
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202 // Returns boolean value indicating if this message is a child subindex message. |
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203 // Child subindex messages have message code 1010101010b and |
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204 // (other items were commented in a header). |
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205 // ----------------------------------------------------------------------------- |
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206 // |
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207 TBool CCbsMessage::IsChildSubindex() const |
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208 { |
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209 return IsIndexMessage() && ( TopicNumber() != 0 ); |
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210 } |
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211 |
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212 // ----------------------------------------------------------------------------- |
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213 // CCbsMessage::IsClass0 |
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214 // Returns ETrue, if this message is a Class 0 message according to |
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215 // ETSI GSM specification 03.38. |
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216 // Message is of class 0 if the 6th and 7th bit of Geographical Scope |
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217 // are both zero. |
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218 // (other items were commented in a header). |
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219 // ----------------------------------------------------------------------------- |
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220 // |
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221 TBool CCbsMessage::IsClass0() const |
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222 { |
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223 // Examine bits 0, 1, 4, 6 and 7 of DCS. |
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224 TUint8 class0( DCS() ); |
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225 class0 &= DCS_MASK_CLASS0; |
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226 // Check Class 0 indication. |
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227 return class0 == DCS_CLASS0; |
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228 } |
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229 |
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230 // ----------------------------------------------------------------------------- |
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231 // CCbsMessage::IsCompressed |
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232 // Returns ETrue, if the message is compressed. |
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233 // (other items were commented in a header). |
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234 // ----------------------------------------------------------------------------- |
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235 // |
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236 TBool CCbsMessage::IsCompressed() const |
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237 { |
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238 // The CB message is compressed only if the value of DCS is 011xxxxx. |
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239 return ( TUint8( iDCS >> 5 ) == 3 ); |
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240 } |
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241 |
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242 // ----------------------------------------------------------------------------- |
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243 // CCbsMessage::IsIndexMessage |
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244 // Returns boolean value indicating if this is the index message. |
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245 // Index messages have message code 1010101010b. |
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246 // Refer to GSM specifications to for details. |
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247 // (other items were commented in a header). |
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248 // ----------------------------------------------------------------------------- |
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249 // |
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250 TBool CCbsMessage::IsIndexMessage() const |
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251 { |
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252 return MessageCode() == KIndexMessageCode; |
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253 } |
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254 |
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255 // ----------------------------------------------------------------------------- |
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256 // CCbsMessage::Key |
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257 // Returns the key of the message (serial number). |
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258 // (other items were commented in a header). |
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259 // ----------------------------------------------------------------------------- |
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260 // |
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261 TCbsDbMessageKey CCbsMessage::Key() const |
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262 { |
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263 return TCbsDbMessageKey( iSerialNumber ); |
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264 } |
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265 |
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266 // ----------------------------------------------------------------------------- |
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267 // CCbsMessage::LAC |
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268 // Returns location area information. |
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269 // (other items were commented in a header). |
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270 // ----------------------------------------------------------------------------- |
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271 // |
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272 TUint CCbsMessage::LAC() const |
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273 { |
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274 return iLocationArea.iLocationAreaCode; |
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275 } |
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276 |
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277 // ----------------------------------------------------------------------------- |
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278 // CCbsMessage::Language |
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279 // Returns the language specified in this message. |
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280 // (other items were commented in a header). |
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281 // ----------------------------------------------------------------------------- |
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282 // |
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283 TCbsDbLanguage CCbsMessage::Language() const |
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284 { |
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285 __ASSERT_DEBUG( iLanguage != -1, |
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286 CbsServerPanic( ECbsLanguageNotResolved ) ); |
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287 |
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288 return iLanguage; |
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289 } |
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290 |
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291 // ----------------------------------------------------------------------------- |
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292 // CCbsMessage::LanguagePrecedingMessage |
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293 // Determines and returns the language of this message |
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294 // based on first two characters of message content. |
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295 // Assumes that the message content contains language |
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296 // indication and that the content has been decoded |
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297 // into UCS-2 representation. |
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298 // (other items were commented in a header). |
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299 // ----------------------------------------------------------------------------- |
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300 // |
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301 TCbsDbLanguage CCbsMessage::LanguagePrecedingMessage() const |
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302 { |
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303 /// Mapping of ISO639 codes to server internal language representation |
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304 const TCbsIso639ToLangMapElement KLanguageMap[ KNumberOfLanguageMappings ] = |
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305 { |
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306 TCbsIso639ToLangMapElement( KIso639Danish, ECbsDanish ), |
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307 TCbsIso639ToLangMapElement( KIso639German, ECbsGerman ), |
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308 TCbsIso639ToLangMapElement( KIso639Greek, ECbsGreek ), |
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309 TCbsIso639ToLangMapElement( KIso639English, ECbsEnglish ), |
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310 TCbsIso639ToLangMapElement( KIso639Spanish, ECbsSpanish ), |
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311 TCbsIso639ToLangMapElement( KIso639Finnish, ECbsFinnish ), |
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312 TCbsIso639ToLangMapElement( KIso639French, ECbsFrench ), |
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313 TCbsIso639ToLangMapElement( KIso639Italian, ECbsItalian ), |
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314 TCbsIso639ToLangMapElement( KIso639Dutch, ECbsDutch ), |
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315 TCbsIso639ToLangMapElement( KIso639Norwegian, ECbsNorwegian ), |
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316 TCbsIso639ToLangMapElement( KIso639Portuguese, ECbsPortuguese ), |
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317 TCbsIso639ToLangMapElement( KIso639Swedish, ECbsSwedish ), |
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318 TCbsIso639ToLangMapElement( KIso639Turkish, ECbsTurkish ), |
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319 TCbsIso639ToLangMapElement( KIso639Hungarian, ECbsHungarian ), |
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320 TCbsIso639ToLangMapElement( KIso639Polish, ECbsPolish ), |
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321 TCbsIso639ToLangMapElement( KIso639Czech, ECbsCzech ), |
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322 TCbsIso639ToLangMapElement( KIso639Hebrew, ECbsHebrew ), |
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323 TCbsIso639ToLangMapElement( KIso639Arabic, ECbsArabic ), |
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324 TCbsIso639ToLangMapElement( KIso639Russian, ECbsRussian ), |
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325 TCbsIso639ToLangMapElement( KIso639Icelandic, ECbsIcelandic ) |
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326 }; |
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327 |
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328 __ASSERT_DEBUG( iMessage != NULL , CbsServerPanic( ECbsMsgRepUnprepared ) ); |
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329 |
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330 TPtrC isoCode( |
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331 Contents().Left( KLanguageIndicationLengthWithoutCR ) ); |
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332 |
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333 for ( TInt i( 0 ); i<KNumberOfLanguageMappings; i++ ) |
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334 { |
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335 TCbsIso639ToLangMapElement element( KLanguageMap[i] ); |
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336 TPtrC code( element.iCode ); |
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337 if ( code == isoCode ) |
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338 { |
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339 TCbsDbLanguage language( element.iLang ); |
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340 return language; |
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341 } |
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342 } |
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343 return ECbsOther; |
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344 } |
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345 |
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346 // ----------------------------------------------------------------------------- |
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347 // CCbsMessage::LanguageWithDefaultAlphabet |
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348 // Determines and returns the language of this message |
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349 // based on DCS value. Assumes that the same DCS value |
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350 // indicates, that the language can be determined in this |
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351 // way (and not from message content). |
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352 // (other items were commented in a header). |
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353 // ----------------------------------------------------------------------------- |
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354 // |
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355 TCbsDbLanguage CCbsMessage::LanguageWithDefaultAlphabet() const |
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356 { |
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357 TCbsDbLanguage language; |
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358 switch ( iDCS ) |
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359 { |
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360 // These cases handle DCS values with bits 0000xxxx. |
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361 // All languages use the default alphabet. |
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362 case ECbsRecLanguageGerman: |
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363 language = ECbsGerman; |
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364 break; |
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365 case ECbsRecLanguageEnglish: |
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366 language = ECbsEnglish; |
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367 break; |
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368 case ECbsRecLanguageItalian: |
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369 language = ECbsItalian; |
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370 break; |
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371 case ECbsRecLanguageFrench: |
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372 language = ECbsFrench; |
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373 break; |
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374 case ECbsRecLanguageSpanish: |
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375 language = ECbsSpanish; |
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376 break; |
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377 case ECbsRecLanguageDutch: |
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378 language = ECbsDutch; |
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379 break; |
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380 case ECbsRecLanguageSwedish: |
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381 language = ECbsSwedish; |
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382 break; |
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383 case ECbsRecLanguageDanish: |
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384 language = ECbsDanish; |
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385 break; |
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386 case ECbsRecLanguagePortuguese: |
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387 language = ECbsPortuguese; |
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388 break; |
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389 case ECbsRecLanguageFinnish: |
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390 language = ECbsFinnish; |
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391 break; |
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392 case ECbsRecLanguageNorwegian: |
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393 language = ECbsNorwegian; |
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394 break; |
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395 case ECbsRecLanguageGreek: |
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396 language = ECbsGreek; |
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397 break; |
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398 case ECbsRecLanguageTurkish: |
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399 language = ECbsTurkish; |
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400 break; |
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401 case ECbsRecLanguageHungarian: |
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402 language = ECbsHungarian; |
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403 break; |
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404 case ECbsRecLanguagePolish: |
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405 language = ECbsPolish; |
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406 break; |
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407 case ECbsRecLanguageUnspecified: |
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408 language = ECbsOther; |
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409 break; |
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410 case ECbsRecLanguageCzech: |
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411 language = ECbsCzech; |
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412 break; |
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413 case ECbsRecLanguageHebrew: |
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414 language = ECbsHebrew; |
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415 break; |
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416 case ECbsRecLanguageArabic: |
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417 language = ECbsArabic; |
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418 break; |
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419 case ECbsRecLanguageRussian: |
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420 language = ECbsRussian; |
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421 break; |
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422 case ECbsRecLanguageIcelandic: |
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423 language = ECbsIcelandic; |
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424 break; |
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425 default: |
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426 language = ECbsOther; |
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427 break; |
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428 } |
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429 return language; |
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430 } |
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431 |
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432 // ----------------------------------------------------------------------------- |
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433 // CCbsMessage::Message |
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434 // Returns the 16-bit message content |
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435 // (other items were commented in a header). |
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436 // ----------------------------------------------------------------------------- |
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437 // |
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438 HBufC* CCbsMessage::Message() const |
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439 { |
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440 return iMessage; |
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441 } |
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442 |
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443 // ----------------------------------------------------------------------------- |
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444 // CCbsMessage::Message8 |
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445 // Returns the 8-bit representation of the message |
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446 // (other items were commented in a header). |
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447 // ----------------------------------------------------------------------------- |
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448 // |
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449 HBufC8* CCbsMessage::Message8() const |
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450 { |
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451 return iMessage8; |
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452 } |
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453 |
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454 // ----------------------------------------------------------------------------- |
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455 // CCbsMessage::MessageCode |
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456 // Returns the message code of the message. |
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457 // (other items were commented in a header). |
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458 // ----------------------------------------------------------------------------- |
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459 // |
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460 TCbsRecMessageCode CCbsMessage::MessageCode() const |
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461 { |
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462 return TCbsRecMessageCode( ( TUint16( Key() & KMessageCodeMask ) ) >> 4 ); |
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463 } |
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464 |
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465 // ----------------------------------------------------------------------------- |
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466 // CCbsMessage::MessageClass |
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467 // Returns the class of the message. |
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468 // (other items were commented in a header). |
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469 // ----------------------------------------------------------------------------- |
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470 // |
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471 TInt CCbsMessage::MessageClass() const |
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472 { |
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473 TUint8 msgclass; |
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474 msgclass = TUint8( iDCS >> 4 ); |
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475 TInt messageClass( 0 ); |
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476 |
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477 if ( msgclass == 0x05 || msgclass == 0x07 || msgclass == 0x0f ) // 0000 0101 or 0000 0111 or 0000 1111 |
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478 { |
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479 msgclass = 0x03; // 0000 0011 |
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480 |
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481 // Lets find out last two bits |
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482 msgclass = TUint8( msgclass & iDCS ); |
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483 switch ( msgclass ) |
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484 { |
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485 case 1: |
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486 messageClass = 1; |
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487 break; |
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488 case 2: |
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489 messageClass = 2; |
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490 break; |
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491 case 3: |
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492 messageClass = 3; |
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493 break; |
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494 case 0: |
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495 default: |
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496 messageClass = 0; |
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497 break; |
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498 } |
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499 } |
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500 return messageClass; |
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501 } |
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502 |
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503 // ----------------------------------------------------------------------------- |
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504 // CCbsMessage::MessagePrecededByLanguageIndication |
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505 // Returns ECbsRecLanguageIndicationBody if message's content is preceded |
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506 // by language indication (see GSM 03.38). |
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507 // (other items were commented in a header). |
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508 // ----------------------------------------------------------------------------- |
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509 // |
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510 TCbsRecLanguageIndication CCbsMessage::MessagePrecededByLanguageIndication() const |
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511 { |
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512 TCbsRecLanguageIndication indication( ECbsRecLanguageIndicationHeader ); |
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513 if ( iDCS == 0x10 || iDCS == 0x11 ) |
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514 { |
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515 indication = ECbsRecLanguageIndicationBody; |
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516 } |
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517 return indication; |
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518 } |
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519 |
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520 // ----------------------------------------------------------------------------- |
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521 // CCbsMessage::NetworkMode |
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522 // Returns current network mode (GSM/WCDMA) |
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523 // |
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524 // (other items were commented in a header). |
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525 // ----------------------------------------------------------------------------- |
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526 // |
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527 TCbsNetworkMode CCbsMessage::NetworkMode() const |
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528 { |
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529 return iNetworkMode; |
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530 } |
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531 |
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532 // ----------------------------------------------------------------------------- |
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533 // CCbsMessage::PageParameter |
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534 // Returns the Page Parameter of the message page |
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535 // |
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536 // Page Parameter is a 8-bit field describing the number |
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537 // of pages in a message and the index of this page in a |
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538 // sequence of pages comprising a message. |
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539 // For single-page messages this value is 00010001b. |
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540 // Value 0 (zero) is reserved with coding beginning at 0001b. |
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541 // Thus there can be 1..15 pages in one message. |
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542 // Total and this page -fields can be accessed with |
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543 // methods TotalPages() and ThisPage(). |
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544 // (other items were commented in a header). |
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545 // ----------------------------------------------------------------------------- |
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546 // |
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547 TCbsRecPageParameter CCbsMessage::PageParameter() const |
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548 { |
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549 return iPageParameter; |
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550 } |
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551 |
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552 // ----------------------------------------------------------------------------- |
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553 // CCbsMessage::ReleaseEightBitRepresentation |
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554 // Frees the memory allocated for 8-bit representation of message content. |
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555 // (other items were commented in a header). |
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556 // ----------------------------------------------------------------------------- |
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557 // |
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558 void CCbsMessage::ReleaseEightBitRepresentation() |
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559 { |
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560 delete iMessage8; |
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561 iMessage8 = NULL; |
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562 } |
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563 |
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564 // ----------------------------------------------------------------------------- |
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565 // CCbsMessage::RemoveIndexHeaderL |
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566 // Removes any index header prefix from the message body. |
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567 // |
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568 // This method assumes that the index header is contained in the |
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569 // first line of message body. This line, including trailing <cr><lf> |
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570 // is removed. |
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571 // |
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572 // Index header prefix is assumed to contain "EIn<cr><lf>", where n |
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573 // specifies the version number this index message claims to |
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574 // follow and <cr><lf> is a carriage return + line feed. |
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575 // |
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576 // It is also assumed that any language indication prefix has |
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577 // already been removed prior to this operation. |
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578 // |
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579 // Message must be in UCS-2 representation. |
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580 // (other items were commented in a header). |
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581 // ----------------------------------------------------------------------------- |
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582 // |
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583 void CCbsMessage::RemoveIndexHeaderL() |
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584 { |
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585 __ASSERT_DEBUG( IsIndexMessage(), CbsServerPanic( ECbsNotIndexMessage ) ); |
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586 |
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587 if ( iMessage->Length() < KIndexHeaderLength ) |
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588 { |
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589 User::Leave( KErrUnderflow ); // Msg too short to contain ix header. |
|
590 } |
|
591 |
|
592 iMessage->Des().Delete( KIndexHeaderPosition, KIndexHeaderLength ); |
|
593 } |
|
594 |
|
595 // ----------------------------------------------------------------------------- |
|
596 // CCbsMessage::RemoveLanguageIndicationFromBodyL |
|
597 // Removes language indication field from the message body. |
|
598 // |
|
599 // Presence of an indication is verified with the DCS value |
|
600 // according to ETSI specifications. Message is assumed to |
|
601 // contain valid indication, i.e., three bytes preceding the message |
|
602 // body specifying the language code. |
|
603 // |
|
604 // The correctness of this operation is not checked. If the |
|
605 // indication is invalid, the message body is likely to either have |
|
606 // a couple of characters too many or few. |
|
607 // |
|
608 // Message is assumed to be decoded into UCS-2. |
|
609 // (other items were commented in a header). |
|
610 // ----------------------------------------------------------------------------- |
|
611 // |
|
612 void CCbsMessage::RemoveLanguageIndicationFromBodyL() |
|
613 { |
|
614 if ( MessagePrecededByLanguageIndication() == |
|
615 ECbsRecLanguageIndicationBody ) |
|
616 { |
|
617 if ( iMessage->Length() < KLanguageIndicationPosition + |
|
618 KLanguageIndicationLength ) |
|
619 { |
|
620 User::Leave( KErrUnderflow ); |
|
621 } |
|
622 |
|
623 iMessage->Des().Delete( KLanguageIndicationPosition, |
|
624 KLanguageIndicationLength ); |
|
625 } |
|
626 } |
|
627 |
|
628 // ----------------------------------------------------------------------------- |
|
629 // CCbsMessage::RequiresImmediateDisplay |
|
630 // Returns ETrue, if this message requires to be displayed immediately. |
|
631 // |
|
632 // The CB message has to be displayed immediately |
|
633 // if either it is flagged as a Class 0 message (see GSM 03.38) |
|
634 // or has a geographical scope of the type "Immediate" |
|
635 // (see GSM 03.41). |
|
636 // |
|
637 // This function always returns EFalse for Base station ID messages |
|
638 // (message identifier = 50). |
|
639 // (other items were commented in a header). |
|
640 // ----------------------------------------------------------------------------- |
|
641 // |
|
642 TBool CCbsMessage::RequiresImmediateDisplay() const |
|
643 { |
|
644 return IsClass0(); |
|
645 } |
|
646 |
|
647 // ----------------------------------------------------------------------------- |
|
648 // CCbsMessage::ReserveContentSizeL |
|
649 // Increases the space allocated for message content. |
|
650 // Reallocates message content to match parameter aLength. |
|
651 // Should be used before AppendContent()-call. |
|
652 // (other items were commented in a header). |
|
653 // ----------------------------------------------------------------------------- |
|
654 // |
|
655 void CCbsMessage::ReserveContentSizeL( |
|
656 TInt aLength ) |
|
657 { |
|
658 if ( iMessage == NULL ) |
|
659 { |
|
660 iMessage = HBufC::NewL( aLength ); |
|
661 } |
|
662 else if ( ( iMessage ) && ( aLength < iMessage->Length() ) ) |
|
663 { |
|
664 User::Leave( KErrArgument ); |
|
665 } |
|
666 else |
|
667 { |
|
668 iMessage = iMessage->ReAllocL( aLength ); |
|
669 } |
|
670 } |
|
671 |
|
672 // ----------------------------------------------------------------------------- |
|
673 // CCbsMessage::ReserveContentSize8L |
|
674 // Increases the space allocated for message content. |
|
675 // Reallocates message content to match parameter aLength. |
|
676 // Should be used before AppendContent()-call. |
|
677 // (other items were commented in a header). |
|
678 // ----------------------------------------------------------------------------- |
|
679 // |
|
680 void CCbsMessage::ReserveContentSize8L( |
|
681 TInt aLength ) |
|
682 { |
|
683 if ( iMessage8 == NULL ) |
|
684 { |
|
685 iMessage8 = HBufC8::NewL( aLength ); |
|
686 } |
|
687 else if ( ( iMessage8 ) && ( aLength < iMessage8->Length() ) ) |
|
688 { |
|
689 User::Leave( KErrArgument ); |
|
690 } |
|
691 else |
|
692 { |
|
693 iMessage8 = iMessage8->ReAllocL( aLength ); |
|
694 } |
|
695 } |
|
696 |
|
697 // ----------------------------------------------------------------------------- |
|
698 // CCbsMessage::ResolveLanguage |
|
699 // Determines language of this message so that calls to Language() |
|
700 // will return the correct value. |
|
701 // |
|
702 // Language information may be determined from Data Coding Scheme |
|
703 // of message header or from the first characters in message body. |
|
704 // For the latter to succeed, the message has to be decoded into UCS-2. |
|
705 // (other items were commented in a header). |
|
706 // ----------------------------------------------------------------------------- |
|
707 // |
|
708 void CCbsMessage::ResolveLanguage() |
|
709 { |
|
710 if ( iDCS <= ECbsRecLanguageUnspecified || // 0000xxxx |
|
711 ( iDCS >= ECbsRecLanguageCzech && iDCS < ECbsRecLanguageMax ) ) |
|
712 { |
|
713 // Default alphabet, bits 0-3 specify language. |
|
714 iLanguage = LanguageWithDefaultAlphabet(); |
|
715 } |
|
716 else if ( MessagePrecededByLanguageIndication() == |
|
717 ECbsRecLanguageIndicationBody ) |
|
718 { |
|
719 iLanguage = LanguagePrecedingMessage(); |
|
720 } |
|
721 else |
|
722 { |
|
723 iLanguage = ECbsOther; |
|
724 } |
|
725 } |
|
726 |
|
727 // ----------------------------------------------------------------------------- |
|
728 // CCbsMessage::SetNetworkInfo |
|
729 // Sets the network information of this message. |
|
730 // (other items were commented in a header). |
|
731 // ----------------------------------------------------------------------------- |
|
732 // |
|
733 void CCbsMessage::SetNetworkInfo( |
|
734 const RMobilePhone::TMobilePhoneNetworkInfoV1& aNetworkInfo, |
|
735 const RMobilePhone::TMobilePhoneLocationAreaV1& aArea ) |
|
736 { |
|
737 iNetworkInfo = aNetworkInfo; |
|
738 iLocationArea = aArea; |
|
739 } |
|
740 |
|
741 // ----------------------------------------------------------------------------- |
|
742 // CCbsMessage::TopicNumber |
|
743 // Returns the 16-bit Message Identifier containing the topic number. |
|
744 // (other items were commented in a header). |
|
745 // ----------------------------------------------------------------------------- |
|
746 // |
|
747 TCbsDbTopicNumber CCbsMessage::TopicNumber() const |
|
748 { |
|
749 return TCbsDbTopicNumber( iMessageIdentifier ); |
|
750 } |
|
751 |
|
752 // ----------------------------------------------------------------------------- |
|
753 // CCbsMessage::UpdateNumber |
|
754 // Returns the update number of the message |
|
755 // (other items were commented in a header). |
|
756 // ----------------------------------------------------------------------------- |
|
757 // |
|
758 TCbsRecUpdateNumber CCbsMessage::UpdateNumber() const |
|
759 { |
|
760 return TCbsRecUpdateNumber( Key() & 0xF ); // 00001111b |
|
761 } |
|
762 |
|
763 |
|
764 // ----------------------------------------------------------------------------- |
|
765 // CCbsMessage::IsLivecastMessage |
|
766 // Checks if this message is a Livecast message. |
|
767 // (other items were commented in a header). |
|
768 // ----------------------------------------------------------------------------- |
|
769 // |
|
770 TBool CCbsMessage::IsLivecastMessage() const |
|
771 { |
|
772 TBool isLivecastMsg( EFalse ); |
|
773 |
|
774 // Check if this message is a Livecast message (just check the topic number) |
|
775 if ( TopicNumber() >= KCbsLivecastTopicMin && |
|
776 TopicNumber() <= KCbsLivecastTopicMax ) |
|
777 { |
|
778 // This is a Livecast msg |
|
779 isLivecastMsg = ETrue; |
|
780 } |
|
781 |
|
782 return isLivecastMsg; |
|
783 } |
|
784 |
|
785 |
|
786 // ========================== OTHER EXPORTED FUNCTIONS ========================= |
|
787 |
|
788 // End of File |
|