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1 /* |
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2 * Copyright (c) 2006 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 DevTokenClientSession |
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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 |
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20 #include <e32std.h> |
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21 #include <e32uid.h> |
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22 #include <e32debug.h> |
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23 #include "DevTokenUtils.h" |
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24 #include "DevTokenServerName.h" |
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25 #include "DevTokenClientSession.h" |
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26 #include "DevtokenLog.h" |
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27 |
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28 //Forward declaration |
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29 static TInt StartServer(); |
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30 |
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31 _LIT(KDevTokenServerImg,"DevTokenServer"); |
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32 |
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33 // Tokentype session class for Device token certificate stores |
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34 // Both device certificate store and trust site certificate store share |
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35 // the same token type. |
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36 |
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37 // ======== LOCAL FUNCTIONS ======== |
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38 |
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39 // ----------------------------------------------------------------------------- |
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40 // TInt StartServer() |
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41 // Client-server startup code |
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42 // ----------------------------------------------------------------------------- |
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43 // |
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44 TInt StartServer() |
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45 { |
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46 // Server startup is different for WINS in EKA1 mode ONLY (lack of process |
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47 // emulation - we load the library in this instance |
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48 const TUidType serverUid(KNullUid, KNullUid, KUidDevTokenServer); |
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49 |
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50 RProcess server; |
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51 TInt r = server.Create(KDevTokenServerImg, KNullDesC, serverUid); |
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52 |
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53 RDebug::Print( _L(" StartServer ") ); |
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54 |
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55 if ( r != KErrNone ) |
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56 { |
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57 RDebug::Print( _L("StartServer1 %d"), r ); |
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58 return r; |
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59 } |
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60 |
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61 // Synchronise with the process to make sure it hasn't died straight away |
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62 TRequestStatus stat; |
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63 server.Rendezvous(stat); |
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64 if ( stat != KRequestPending ) |
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65 { |
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66 // logon failed - server is not yet running, so cannot have terminated |
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67 server.Kill(0); // Abort startup |
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68 } |
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69 else |
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70 { |
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71 // logon OK - start the server |
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72 server.Resume(); |
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73 } |
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74 |
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75 RDebug::Print( _L(" StartServer 2") ); |
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76 |
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77 // Wait to synchronise with server - if it dies in the meantime, it |
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78 // also gets completed |
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79 User::WaitForRequest(stat); |
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80 |
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81 RDebug::Print( _L(" StartServer 3") ); |
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82 // We can't use the 'exit reason' if the server panicked as this |
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83 // is the panic 'reason' and may be '0' which cannot be distinguished |
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84 // from KErrNone |
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85 r = (server.ExitType()==EExitPanic) ? KErrGeneral : stat.Int(); |
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86 |
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87 RDebug::Print( _L(" StartServer 4 %d"), r ); |
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88 |
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89 server.Close(); |
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90 return (r); |
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91 } |
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92 |
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93 |
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94 // ======== MEMBER FUNCTIONS ======== |
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95 |
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96 // ----------------------------------------------------------------------------- |
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97 // RDevTokenClientSession::RDevTokenClientSession() |
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98 // ----------------------------------------------------------------------------- |
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99 // |
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100 RDevTokenClientSession::RDevTokenClientSession() |
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101 { |
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102 } |
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103 |
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104 |
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105 // ----------------------------------------------------------------------------- |
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106 // RDevTokenClientSession::ClientSessionL() |
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107 // ----------------------------------------------------------------------------- |
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108 // |
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109 RDevTokenClientSession* RDevTokenClientSession::ClientSessionL() |
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110 { |
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111 return new( ELeave ) RDevTokenClientSession(); |
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112 } |
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113 |
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114 |
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115 // ----------------------------------------------------------------------------- |
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116 // RDevTokenClientSession::SendRequest() |
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117 // ----------------------------------------------------------------------------- |
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118 // |
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119 TInt RDevTokenClientSession::SendRequest(TDevTokenMessages aRequest, const TIpcArgs& aArgs) const |
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120 { |
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121 return SendReceive(aRequest, aArgs); |
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122 } |
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123 |
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124 |
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125 // ----------------------------------------------------------------------------- |
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126 // RDevTokenClientSession::SendAsyncRequest() |
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127 // ----------------------------------------------------------------------------- |
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128 // |
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129 void RDevTokenClientSession::SendAsyncRequest(TDevTokenMessages aRequest, const TIpcArgs& aArgs, TRequestStatus* aStatus) const |
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130 { |
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131 __ASSERT_ALWAYS(aStatus, DevTokenPanic(EBadArgument)); |
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132 if (aStatus) |
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133 { |
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134 *aStatus = KRequestPending; |
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135 SendReceive(aRequest, aArgs, *aStatus); |
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136 } |
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137 } |
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138 |
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139 |
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140 // ----------------------------------------------------------------------------- |
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141 // TInt RDevTokenClientSession::Connect(EDevTokenEnum aToken) |
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142 // Connect to the server, attempting to start it if necessary |
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143 // ----------------------------------------------------------------------------- |
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144 // |
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145 TInt RDevTokenClientSession::Connect(EDevTokenEnum aToken) |
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146 { |
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147 // The version is made up of three pieces of information: |
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148 // 1. iMajor - The token we want to talk to |
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149 // 2. iMinor - The protocol version number |
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150 // 3. iBuild - unused |
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151 TVersion version(aToken, KDevTokenProtolVersion, 0); |
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152 |
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153 TInt retry=2; |
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154 for (;;) |
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155 { |
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156 TInt r=CreateSession(KDevTokenServerName, version, 1); |
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157 |
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158 TRACE_PRINT("connect"); |
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159 |
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160 if ( r!=KErrNotFound && r!=KErrServerTerminated ) |
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161 { |
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162 RDebug::Print( _L("connect1 %d"), r ); |
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163 return r; |
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164 } |
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165 |
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166 if (--retry==0) |
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167 { |
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168 RDebug::Print( _L(" connect2 %d"), r ); |
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169 return r; |
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170 } |
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171 |
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172 r=StartServer(); |
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173 |
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174 if ( r!=KErrNone && r!=KErrAlreadyExists ) |
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175 { |
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176 RDebug::Print( _L(" connect3 %d"), r ); |
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177 return r; |
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178 } |
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179 |
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180 } |
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181 } |
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182 |
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183 //EOF |
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184 |