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1 /* |
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2 * Copyright (c) 2003-2009 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: |
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15 * |
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16 */ |
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17 |
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18 #include <e32base.h> |
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19 #include <usb/usbshared.h> |
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20 #include "CUsbScheduler.h" |
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21 #include "CUsbServer.h" |
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22 #include <usb/usblogger.h> |
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23 #include "rusb.h" |
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24 |
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25 static void RunServerL(); |
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26 |
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27 #ifdef __FLOG_ACTIVE |
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28 _LIT8(KLogComponent, "USBSVR"); |
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29 #endif |
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30 |
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31 |
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32 GLDEF_C TInt E32Main() |
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33 /** |
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34 * Entry-point for the USB Manager server. |
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35 * |
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36 * @return The result of UsbMan::Run |
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37 */ |
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38 { |
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39 __UHEAP_MARK; |
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40 |
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41 CTrapCleanup* cleanup = CTrapCleanup::New(); |
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42 |
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43 TInt ret = KErrNoMemory; |
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44 |
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45 if (cleanup) |
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46 { |
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47 TRAP(ret, RunServerL()); |
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48 delete cleanup; |
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49 } |
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50 |
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51 __UHEAP_MARKEND; |
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52 |
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53 return ret; |
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54 } |
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55 |
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56 static void RunServerL() |
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57 // |
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58 // Perform all server initialisation, in particular creation of the |
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59 // scheduler and server and then run the scheduler |
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60 // |
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61 { |
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62 // naming the server thread after the server helps to debug panics |
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63 LEAVEIFERRORL(User::RenameThread(KUsbServerName)); |
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64 // |
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65 // create and install the active scheduler we need |
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66 CUsbScheduler* scheduler = CUsbScheduler::NewL(); |
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67 CleanupStack::PushL(scheduler); |
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68 CUsbScheduler::Install(scheduler); |
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69 // |
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70 // create the server (leave it on the cleanup stack) |
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71 CUsbServer* server = CUsbServer::NewLC(); |
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72 scheduler->SetServer(*server); |
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73 // |
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74 // Initialisation complete, now signal the client |
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75 #ifdef __USBMAN_NO_PROCESSES__ |
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76 RThread::Rendezvous(KErrNone); |
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77 #else |
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78 RProcess::Rendezvous(KErrNone); |
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79 #endif |
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80 |
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81 // |
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82 // Ready to run |
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83 CActiveScheduler::Start(); |
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84 |
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85 // |
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86 // Cleanup the server and scheduler |
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87 CleanupStack::PopAndDestroy(2, scheduler); |
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88 } |
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89 |
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90 #ifdef __USBMAN_NO_PROCESSES__ |
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91 |
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92 // The server binary is an "EPOCEXE" target type |
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93 // Thus the server parameter passing and startup code for WINS and EPOC are |
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94 // significantly different. |
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95 // |
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96 // In EKA1 WINS, the EPOCEXE target is a DLL with an entry point called WinsMain, |
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97 // taking no parameters and returning TInt. This is not really valid as a thread |
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98 // function which takes a TAny* parameter which we need. |
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99 // |
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100 // So the DLL entry-point WinsMain() is used to return a TInt representing the |
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101 // real thread function within the DLL. This is good as long as |
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102 // sizeof(TInt)>=sizeof(TThreadFunction). |
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103 // |
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104 |
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105 static TInt ThreadFunction(TAny* /*aPtr*/) |
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106 // |
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107 // WINS thread entry-point function. |
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108 // |
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109 { |
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110 return E32Main(); |
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111 } |
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112 |
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113 IMPORT_C TInt WinsMain(); |
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114 EXPORT_C TInt WinsMain() |
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115 // |
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116 // WINS DLL entry-point. Just return the real thread function |
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117 // cast to TInt |
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118 // |
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119 { |
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120 return reinterpret_cast<TInt>(&ThreadFunction); |
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121 } |
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122 |
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123 |
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124 #endif |
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125 |
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126 // |
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127 // End of file |