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1 // Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // |
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15 |
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16 #include "ssmswppolicycli.h" |
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17 #include "ssmswppolicysrv.h" |
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18 #include "ssmswppolicyconst.h" |
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19 #include "ssmdebug.h" |
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20 |
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21 /** |
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22 Constructs the client-side ssmswppolicy server session. |
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23 */ |
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24 RSsmSwpPolicySession::RSsmSwpPolicySession() |
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25 : RSessionBase(), iVersion(KSsmSwpPolicyCliVersionMajor, KSsmSwpPolicyCliVersionMinor, KSsmSwpPolicyCliVersionBuild) |
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26 { |
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27 } //lint !e1401 not initialized by constructor (iSpare) |
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28 |
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29 /** |
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30 Connects to the ssmswppolicy server. If the server is not found, this function will attempt to start it |
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31 and retry connecting to it. |
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32 |
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33 @leave KErrNoMemory if no memory. |
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34 */ |
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35 void RSsmSwpPolicySession::ConnectL() |
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36 { |
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37 // Guard against multiple calls. |
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38 if(KNullHandle != iHandle) |
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39 { |
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40 DEBUGPRINT1(_L("RSsmSwpPolicySession: Client already has a Connected session")); |
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41 User::Leave(KErrAlreadyExists); |
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42 } |
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43 |
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44 const TInt err = CreateSession(KSsmSwpPolicySrvName, iVersion, KSsmSwpPolicySrvMsgSlots); |
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45 if((KErrNotFound == err) || (KErrServerTerminated == err)) |
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46 { |
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47 User::LeaveIfError(CSsmSwpPolicyServer::StartSsmSwpPolicySrv(KSsmSwpPolicySrvName)); |
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48 User::LeaveIfError(CreateSession(KSsmSwpPolicySrvName, iVersion, KSsmSwpPolicySrvMsgSlots)); |
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49 DEBUGPRINT1(_L("RSsmSwpPolicySession Connect Completed with KErrNone")); |
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50 } |
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51 else |
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52 { |
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53 DEBUGPRINT2(_L("RSsmSwpPolicySession Connect Completed with %d"), err); |
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54 User::LeaveIfError(err); |
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55 } |
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56 } |
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57 |
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58 #ifdef TEST_SSM_SERVER |
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59 /** |
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60 For testing purposes |
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61 Connects to ssmswppolicy server with the specified name. If the server is not found, this function will attempt to start it |
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62 and retry connecting to it. |
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63 |
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64 @param aServerName The name of the ssmswppolicy server to connect to |
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65 @leave KErrNoMemory if no memory. |
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66 */ |
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67 void RSsmSwpPolicySession::ConnectL(const TDesC& aServerName) |
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68 { |
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69 // Guard against multiple calls. |
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70 if(KNullHandle != iHandle) |
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71 { |
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72 User::Leave(KErrAlreadyExists); |
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73 } |
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74 |
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75 const TInt err = CreateSession(aServerName, iVersion, KSsmSwpPolicySrvMsgSlots); |
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76 if((KErrNotFound == err) || (KErrServerTerminated == err)) |
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77 { |
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78 User::LeaveIfError(CSsmSwpPolicyServer::StartSsmSwpPolicySrv(aServerName)); |
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79 User::LeaveIfError(CreateSession(aServerName, iVersion, KSsmSwpPolicySrvMsgSlots)); |
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80 DEBUGPRINT1(_L("RSsmSwpPolicySession Connect Completed with KErrNone")); |
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81 } |
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82 else |
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83 { |
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84 DEBUGPRINT2(_L("RSsmSwpPolicySession Connect Completed with %d"), err); |
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85 User::LeaveIfError(err); |
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86 } |
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87 } |
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88 #endif // TEST_SSM_SERVER |
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89 |
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90 /** |
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91 Closes the RSession handle. |
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92 */ |
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93 void RSsmSwpPolicySession::Close() |
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94 { |
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95 RSessionBase::Close(); |
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96 } |
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97 |
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98 /** |
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99 Sets the swppolicy dll handle and initializes the swppolicy. The policyhandle which is loaded in |
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100 swppolicyresovler is passed to the swppolicyserver, where it is used to open the handle to swppolicy |
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101 and forward the calls from policy frame to the swppolicy. |
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102 |
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103 @param aPolicyHandle The swppolicy policyhandle |
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104 @param aStatus Request Status |
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105 */ |
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106 void RSsmSwpPolicySession::CallSetDllHandleAndInitialize(TInt aPolicyHandle, TRequestStatus& aStatus) |
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107 { |
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108 DEBUGPRINT1(_L("RSsmSwpPolicySession: Sets the swppolicy Dll Hanlde and Initializes it")); |
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109 SendReceive(ESsmPolicySrvSetSwpPolicyDllHandleAndInitialize, TIpcArgs(aPolicyHandle), aStatus); |
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110 } |
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111 |
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112 /** |
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113 Cancels the Initialization of the swppolicy, if any Initialization request is pending. |
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114 @return KErrNone, if successful; otherwise one of the other system-wide error codes. |
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115 */ |
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116 TInt RSsmSwpPolicySession::CallInitializeCancel() |
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117 { |
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118 DEBUGPRINT1(_L("RSsmSwpPolicySession: Cancel Initialization of the swp policy")); |
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119 return (SendReceive(ESsmPolicySrvInitializeCancel)); |
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120 } |
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121 |
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122 /** |
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123 Prepares the commandlist in swppolicy |
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124 @param aSwp Swp value |
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125 @param aStatus Request Status |
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126 */ |
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127 void RSsmSwpPolicySession::CallPrepareCommandList(const TSsmSwp& aSwp, TRequestStatus& aStatus) |
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128 { |
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129 DEBUGPRINT1(_L("RSsmSwpPolicySession: Call Prepare command list in swppolicy")); |
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130 const TPckgC<TSsmSwp> swpBuf(aSwp); |
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131 SendReceive(ESsmPolicySrvPrepareCommandList, TIpcArgs(&swpBuf), aStatus); |
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132 } |
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133 |
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134 /** |
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135 Cancels the preparation of the commandlist, if any preparecommandlist request is pending. |
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136 @return KErrNone, if successful; otherwise one of the other system-wide error codes. |
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137 */ |
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138 TInt RSsmSwpPolicySession::CallPrepareCommandListCancel() |
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139 { |
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140 DEBUGPRINT1(_L("RSsmSwpPolicySession: Cancel prepare command list in swppolicy")); |
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141 return (SendReceive(ESsmPolicySrvPrepareCommandListCancel)); |
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142 } |
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143 |
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144 /** |
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145 Returns the commandlist to the client from swppolicy. |
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146 @return A pointer to commandlist |
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147 */ |
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148 CSsmCommandList* RSsmSwpPolicySession::CallCommandListL() |
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149 { |
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150 // Ensure any memory that might already have been allocated is disposed of. |
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151 // Transfer the streamed cmd list from the CBuf. |
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152 RBuf8 cmdListBuf; |
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153 cmdListBuf.CreateL(KSsmSwpPolicyStreamBufMaxSize); |
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154 CleanupClosePushL(cmdListBuf); |
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155 |
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156 TInt err = SendReceive(ESsmPolicySrvCommandList, TIpcArgs(&cmdListBuf)); |
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157 DEBUGPRINT2(_L("RSsmSwpPolicySession: CallCommandList completed with %d"), err); |
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158 |
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159 CSsmCommandList* cmdList = NULL; |
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160 |
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161 if(err == KErrNone) |
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162 { |
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163 // Supply RBuf to the readstream. Stream and reconstruct the command list. |
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164 RDesReadStream readStream(cmdListBuf); |
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165 CleanupClosePushL(readStream); |
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166 cmdList = CSsmCommandList::NewLC(); |
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167 cmdList->InternalizeL( readStream); |
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168 CleanupStack::Pop(cmdList); |
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169 CleanupStack::PopAndDestroy(&readStream); |
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170 } |
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171 |
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172 CleanupStack::PopAndDestroy(&cmdListBuf); |
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173 return cmdList; |
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174 } |
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175 |
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176 /* |
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177 Handles the value returned by Cle. |
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178 @param aSwp swp value |
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179 @param aError Error returned by cle as result of the command execution |
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180 @param aSeverity Severity of the command |
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181 @param aStatus Request Status |
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182 */ |
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183 void RSsmSwpPolicySession::CallHandleCleReturnValue(const TSsmSwp& aSwp, TInt aError, TInt aSeverity, TRequestStatus& aStatus) |
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184 { |
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185 const TPckgC<TSsmSwp> swpBuf(aSwp); |
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186 DEBUGPRINT1(_L("RSsmSwpPolicySession: Call HandleCleReturn Value of the swppolicy")); |
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187 SendReceive(ESsmPolicySrvHandleCleReturnValue, TIpcArgs(&swpBuf, aError, aSeverity), aStatus); |
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188 } |
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189 |
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190 /** |
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191 Cancels the HandleCleReturnValue, if any HandleCleReturnValue request is pending. |
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192 @return KErrNone, if successful; otherwise one of the other system-wide error codes. |
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193 */ |
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194 TInt RSsmSwpPolicySession::CallHandleCleReturnValueCancel() |
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195 { |
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196 DEBUGPRINT1(_L("RSsmSwpPolicySession: Cancel Call HandleCleReturn Value of the swppolicy")); |
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197 return (SendReceive(ESsmPolicySrvHandleCleReturnValueCancel)); |
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198 } |
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199 |
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200 |
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201 |
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202 |
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203 |