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1 /* |
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2 * Copyright (c) 2003 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 the class RCbsMcnSession. |
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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 |
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21 #include "CbsServerConstants.h" |
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22 #include "CbsMcnPanic.h" |
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23 #include "CMcn.h" |
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24 #include "RCbsMcnSession.h" |
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25 #include "CCbsMcnListener.h" |
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26 #include "CMcnTopicArray.h" |
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27 #include "CbsLogger.h" |
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28 |
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29 // ================= MEMBER FUNCTIONS ======================= |
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30 |
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31 // ----------------------------------------------------------------------------- |
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32 // RCbsMcnSession::RCbsMcnSession |
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33 // C++ default constructor can NOT contain any code, that |
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34 // might leave. |
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35 // ----------------------------------------------------------------------------- |
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36 // |
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37 RCbsMcnSession::RCbsMcnSession() |
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38 : iConnected( EFalse ) |
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39 { //lint !e1928 !e1926 |
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40 } |
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41 |
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42 // Destructor |
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43 RCbsMcnSession::~RCbsMcnSession() |
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44 { |
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45 Close(); |
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46 } |
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47 |
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48 // ----------------------------------------------------------------------------- |
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49 // RCbsMcnSession::GetCellInfo |
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50 // Retrieves the current MCN message from CBS server. |
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51 // (other items were commented in a header). |
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52 // ----------------------------------------------------------------------------- |
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53 // |
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54 TInt RCbsMcnSession::GetCellInfo( |
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55 TDes& aMcnMessage ) const |
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56 { |
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57 return GetInfoMessage( aMcnMessage, KCellInfoTopic ); |
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58 } |
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59 |
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60 // ----------------------------------------------------------------------------- |
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61 // RCbsMcnSession::GetInfoMessage |
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62 // Retrieves the current HomeZone message from CBS server. |
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63 // (other items were commented in a header). |
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64 // ----------------------------------------------------------------------------- |
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65 // |
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66 TInt RCbsMcnSession::GetInfoMessage( |
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67 TDes& aMessage, |
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68 const TInt aTopicNumber ) const |
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69 { |
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70 __ASSERT_DEBUG( iConnected, CbsMcnPanic( EMcnNotConnected ) ); |
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71 |
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72 const TIpcArgs args( &aMessage, aTopicNumber ); |
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73 TInt result( SendReceive( EMcnGetInfoMessage, args ) ); |
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74 return result; |
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75 } |
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76 |
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77 // ----------------------------------------------------------------------------- |
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78 // RCbsMcnSession::ReadMcnMessage |
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79 // Request next subscribed MCN message to be delivered to this session. |
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80 // (other items were commented in a header). |
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81 // ----------------------------------------------------------------------------- |
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82 // |
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83 void RCbsMcnSession::ReadMcnMessage( |
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84 TRequestStatus& aStatus, |
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85 TPckg<TCbsMcnMessage>& aMcnPckg ) |
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86 { |
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87 __ASSERT_DEBUG( iConnected, CbsMcnPanic( EMcnNotConnected ) ); |
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88 iSubSession.ReadMcnMessage( aStatus, aMcnPckg ); |
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89 } |
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90 |
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91 // ----------------------------------------------------------------------------- |
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92 // RCbsMcnSession::ReadMcnMessageCancel |
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93 // Cancels an outstanding request. Passed to the subsession object. |
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94 // (other items were commented in a header). |
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95 // ----------------------------------------------------------------------------- |
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96 // |
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97 TInt RCbsMcnSession::ReadMcnMessageCancel() |
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98 { |
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99 __ASSERT_DEBUG( iConnected, CbsMcnPanic( EMcnNotConnected ) ); |
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100 return iSubSession.ReadMcnMessageCancel(); |
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101 } |
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102 |
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103 // ----------------------------------------------------------------------------- |
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104 // RCbsMcnSession::RegisterL |
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105 // Subscribes topics given in aArray. |
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106 // (other items were commented in a header). |
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107 // ----------------------------------------------------------------------------- |
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108 // |
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109 void RCbsMcnSession::RegisterL( |
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110 const CMcnTopicArray& aArray ) |
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111 { |
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112 CBSLOGSTRING("CBSMCNCLIENT: >>> RCbsMcnSession::RegisterL()"); |
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113 |
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114 __ASSERT_DEBUG( iConnected, CbsMcnPanic( EMcnNotConnected ) ); |
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115 iSubSession.RegisterL( aArray ); |
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116 |
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117 CBSLOGSTRING("CBSMCNCLIENT: <<< RCbsMcnSession::RegisterL()"); |
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118 } |
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119 |
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120 // ----------------------------------------------------------------------------- |
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121 // RCbsMcnSession::ClearSubscriptionsL |
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122 // Clears all topic subscriptions of this session in CbsServer. |
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123 // (other items were commented in a header). |
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124 // ----------------------------------------------------------------------------- |
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125 // |
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126 void RCbsMcnSession::ClearSubscriptionsL() |
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127 { |
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128 CBSLOGSTRING("CBSMCNCLIENT: >>> RCbsMcnSession::ClearSubscriptionsL()"); |
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129 |
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130 __ASSERT_DEBUG( iConnected, CbsMcnPanic( EMcnNotConnected ) ); |
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131 iSubSession.ClearSubscriptionsL(); |
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132 |
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133 CBSLOGSTRING("CBSMCNCLIENT: <<< RCbsMcnSession::ClearSubscriptionsL()"); |
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134 } |
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135 |
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136 // ----------------------------------------------------------------------------- |
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137 // RCbsMcnSession::Connect |
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138 // Establishes a connection with CbsServer. |
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139 // (other items were commented in a header). |
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140 // ----------------------------------------------------------------------------- |
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141 // |
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142 TInt RCbsMcnSession::Connect() |
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143 { |
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144 CBSLOGSTRING("CBSMCNCLIENT: >>> RCbsMcnSession::Connect()"); |
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145 |
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146 // Create a session to the server. |
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147 TInt result = CreateSession( KCbsServerName, |
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148 Version(), KCbsServerDefaultSlots ); |
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149 |
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150 CBSLOGSTRING2("CBSMCNCLIENT: RCbsMcnSession::Connect(): CreateSession() result: %d", result ); |
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151 |
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152 if ( result == KErrNone ) |
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153 { |
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154 TInt error = iSubSession.Open( *this ); |
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155 if ( !error ) |
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156 { |
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157 iConnected = ETrue; |
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158 CBSLOGSTRING("CBSMCNCLIENT: RCbsMcnSession::Connect(): Subsession opened."); |
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159 } |
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160 CBSLOGSTRING2("CBSMCNCLIENT: RCbsMcnSession::Connect(): Subsession opening failed, error: %d", error ); |
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161 } |
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162 else |
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163 { |
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164 iConnected = EFalse; |
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165 CBSLOGSTRING2("CBSMCNCLIENT: RCbsMcnSession::Connect(): CreateSession failed, errorCode: %d", result ); |
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166 } |
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167 |
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168 CBSLOGSTRING2("CBSMCNCLIENT: <<< RCbsMcnSession::Connect(), iConnected: %d", iConnected ); |
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169 return result; |
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170 } |
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171 |
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172 // ----------------------------------------------------------------------------- |
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173 // RCbsMcnSession::Close |
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174 // Closes the connection with CbsServer. |
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175 // (other items were commented in a header). |
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176 // ----------------------------------------------------------------------------- |
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177 // |
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178 void RCbsMcnSession::Close() |
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179 { |
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180 CBSLOGSTRING("CBSMCNCLIENT: >>> RCbsMcnSession::Close()"); |
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181 |
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182 if ( iConnected ) |
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183 { |
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184 iSubSession.Close(); |
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185 |
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186 const TIpcArgs args( TIpcArgs::ENothing ); |
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187 SendReceive( EMcnCloseSession, args ); |
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188 RSessionBase::Close(); |
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189 iConnected = EFalse; |
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190 |
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191 CBSLOGSTRING("CBSMCNCLIENT: RCbsMcnSession::Close(): Connected -> subsession closed."); |
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192 } |
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193 CBSLOGSTRING("CBSMCNCLIENT: <<< RCbsMcnSession::Close()"); |
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194 } |
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195 |
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196 // ----------------------------------------------------------------------------- |
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197 // RCbsMcnSession::Version |
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198 // Returns version information of this dll. |
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199 // (other items were commented in a header). |
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200 // ----------------------------------------------------------------------------- |
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201 // |
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202 TVersion RCbsMcnSession::Version() const |
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203 { |
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204 // Create version and return it. |
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205 return TVersion( KCbsServerVersionMajor, |
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206 KCbsServerVersionMinor, |
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207 KCbsServerVersionBuild ); |
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208 } |
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209 |
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210 // End of File |