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1 /* |
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2 * Copyright (c) 2008 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: IpcServer is the server side implementation |
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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 <memory> |
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20 #include <sstream> |
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21 #include <stdlib.h> |
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22 |
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23 #include "logger.h" |
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24 #include "javasymbianoslayer.h" |
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25 |
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26 #include "ipcserver.h" |
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27 #include "commsserver.h" |
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28 #include "commssession.h" |
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29 #include "common.h" |
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30 |
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31 namespace java |
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32 { |
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33 namespace comms |
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34 { |
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35 using java::util::ScopedLock; |
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36 |
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37 IpcServer::IpcServer(IpcListener* aListener) : CActive(EPriorityStandard), |
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38 mRunning(false), mAddress(0), mListener(aListener) |
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39 { |
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40 } |
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41 |
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42 IpcServer::~IpcServer() |
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43 { |
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44 |
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45 } |
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46 |
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47 int IpcServer::start(int aAddr) |
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48 { |
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49 ScopedLock lock(mMutex); |
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50 |
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51 if (mRunning) return 0; |
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52 |
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53 mAddress = aAddr; |
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54 |
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55 // create unique thread name |
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56 std::stringstream name; |
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57 name << "JavaCommsServer-" << mAddress << "-" << this << "-" << rand(); |
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58 std::auto_ptr<HBufC> threadName(stringToDes(name.str().c_str())); |
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59 |
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60 TInt rc = mThread.Create( |
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61 threadName->Des(), |
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62 reinterpret_cast<TThreadFunction>(messageLoop), |
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63 KCommsStackSize, |
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64 NULL, |
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65 this); |
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66 |
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67 if (rc == KErrNone) |
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68 { |
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69 // block until thread has been started ok |
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70 TRequestStatus rendezvousStatus; |
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71 mThread.Rendezvous(rendezvousStatus); |
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72 mThread.Resume(); |
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73 User::WaitForRequest(rendezvousStatus); |
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74 rc = rendezvousStatus.Int(); |
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75 if (rc == KErrNone) |
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76 { |
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77 mRunning = true; |
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78 } |
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79 } |
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80 |
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81 if (rc != KErrNone) |
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82 { |
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83 mThread.Close(); |
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84 ELOG3(EJavaComms, "%s failed on java-comms-%d, err = %d", __PRETTY_FUNCTION__, aAddr, rc); |
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85 } |
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86 return rc; |
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87 } |
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88 |
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89 void IpcServer::stop() |
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90 { |
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91 // JELOG2(EJavaComms); |
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92 ScopedLock lock(mMutex); |
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93 |
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94 if (!mRunning) return; |
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95 |
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96 TRequestStatus status; |
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97 mThread.Logon(status); |
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98 |
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99 TRequestStatus* istatus = &iStatus; |
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100 mThread.RequestComplete(istatus, KErrNone); |
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101 |
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102 User::WaitForRequest(status); |
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103 mThread.Close(); |
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104 |
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105 LOG1(EJavaComms, EInfo, "IpcServer stopped on java-comms-%d", mAddress); |
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106 } |
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107 |
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108 int IpcServer::send(ipcMessage_t* aMsg) |
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109 { |
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110 ScopedLock lock(mMutex); |
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111 |
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112 int rc = KErrNotFound; |
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113 if (mRunning) |
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114 { |
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115 mServer->iSessionIter.SetToFirst(); |
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116 CCommsSession* s = 0; |
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117 while ((s = static_cast<CCommsSession*>(mServer->iSessionIter++)) !=0) |
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118 { |
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119 if (aMsg->ipcHeader.receiver == s->getId()) |
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120 { |
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121 rc = s->send(aMsg); |
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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 if (rc) |
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127 { |
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128 ELOG2(EJavaComms, "%s failed, err = %d", __PRETTY_FUNCTION__, rc); |
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129 } |
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130 return rc; |
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131 } |
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132 |
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133 void IpcServer::RunL() |
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134 { |
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135 CActiveScheduler::Stop(); |
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136 } |
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137 |
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138 void IpcServer::DoCancel() |
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139 { |
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140 ELOG1(EJavaComms, "%s", __PRETTY_FUNCTION__); |
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141 } |
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142 |
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143 TInt IpcServer::RunError(TInt aError) |
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144 { |
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145 ELOG2(EJavaComms, "%s, err = %d", __PRETTY_FUNCTION__, aError); |
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146 return KErrNone; |
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147 } |
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148 |
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149 void IpcServer::messageLoop(TAny* aArgs) |
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150 { |
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151 std::auto_ptr<CTrapCleanup> cleanup(CTrapCleanup::New()); |
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152 TInt r = KErrNoMemory; |
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153 if (cleanup.get()) |
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154 { |
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155 IpcServer* me = reinterpret_cast<IpcServer*>(aArgs); |
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156 TRAP(r,me->doMainL()); |
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157 me->mListener->onExit(); |
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158 me->mRunning = false; |
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159 } |
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160 // stop blocks until this notification |
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161 RThread::Rendezvous(r); |
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162 } |
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163 |
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164 void IpcServer::doMainL() |
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165 { |
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166 CActiveScheduler* s = new(ELeave) CActiveScheduler; |
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167 CleanupStack::PushL(s); |
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168 CActiveScheduler::Install(s); |
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169 |
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170 mServer = new(ELeave)CCommsServer(*mListener); |
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171 CleanupStack::PushL(mServer); |
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172 |
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173 std::stringstream address; |
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174 address << "java-comms-" << mAddress; |
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175 std::auto_ptr<HBufC> serverName(stringToDes(address.str().c_str())); |
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176 mServer->StartL(serverName->Des()); |
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177 LOG1(EJavaComms, EInfo, "IpcServer started on %s", address.str().c_str()); |
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178 |
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179 CActiveScheduler::Add(this); |
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180 iStatus = KRequestPending; |
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181 SetActive(); |
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182 |
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183 // start blocks until this notification |
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184 RThread::Rendezvous(KErrNone); |
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185 mListener->onStart(); |
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186 |
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187 CActiveScheduler::Start(); |
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188 CleanupStack::PopAndDestroy(mServer); |
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189 CleanupStack::PopAndDestroy(s); |
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190 } |
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191 |
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192 |
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193 } // namespace comms |
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194 } // namespace java |