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1 #ifndef __EP0_READER_H |
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2 #define __EPO_READER_H |
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3 |
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4 /* |
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5 * Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies). |
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6 * All rights reserved. |
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7 * This component and the accompanying materials are made available |
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8 * under the terms of the License "Eclipse Public License v1.0" |
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9 * which accompanies this distribution, and is available |
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10 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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11 * |
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12 * Initial Contributors: |
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13 * Nokia Corporation - initial contribution. |
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14 * |
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15 * Contributors: |
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16 * |
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17 * Description: |
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18 * @file Ep0Reader.h |
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19 * @internalComponent |
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20 * |
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21 * |
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22 */ |
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23 |
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24 |
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25 |
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26 #include "controlendpointreader.h" |
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27 #include "endpointwriter.h" |
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28 |
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29 namespace NUnitTesting_USBDI |
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30 { |
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31 |
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32 /** |
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33 This class describes a processor for device directed requests and associated data |
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34 payload packets |
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35 */ |
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36 class CDeviceEndpoint0 : public CBase |
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37 { |
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38 public: |
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39 |
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40 /** |
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41 Constructor (2-phase) |
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42 @return a pointer to a new instance of control Ep0 reader |
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43 */ |
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44 |
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45 static CDeviceEndpoint0* NewL(MRequestHandler& aRequestHandler); |
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46 |
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47 /** |
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48 Destructor |
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49 */ |
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50 |
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51 ~CDeviceEndpoint0(); |
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52 |
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53 /** |
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54 Starts this reader receiving device directed ep0 requests |
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55 @return KErrNone if successful or system wide error code |
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56 */ |
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57 |
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58 TInt Start(); |
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59 |
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60 /** |
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61 Stops this reader receiving device directed ep0 requests |
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62 @return KErrNone if successful or system wide error code |
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63 */ |
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64 TInt Stop(); |
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65 |
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66 /** |
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67 Send data back to the host through endpoint 0 |
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68 @param aData the descriptor with the data to send back |
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69 */ |
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70 void SendData(const TDesC8& aData); |
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71 |
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72 /** |
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73 Send data back to the host through endpoint 0 and do not return until completion |
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74 @param aData the descriptor with the data to send back |
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75 */ |
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76 TInt SendDataSynchronous(const TDesC8& aData); |
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77 |
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78 /** |
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79 Access the reader object for this control endpoint 0 |
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80 */ |
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81 CControlEndpointReader& Reader(); |
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82 |
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83 private: |
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84 |
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85 /** |
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86 Constructor, build a reader for control endpoint 0 |
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87 */ |
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88 |
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89 CDeviceEndpoint0(); |
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90 |
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91 /** |
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92 2nd phase constructor |
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93 */ |
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94 |
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95 void ConstructL(MRequestHandler& aRequestHandler); |
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96 |
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97 private: |
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98 |
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99 /** |
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100 The channel to the USB client driver |
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101 */ |
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102 |
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103 RDevUsbcClient iClientDriver; |
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104 |
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105 /** |
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106 The endpoint reader for endpoint 0 |
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107 */ |
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108 |
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109 CControlEndpointReader* iEndpoint0Reader; |
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110 |
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111 /** |
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112 The endpoint writer for endpoint 0 |
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113 */ |
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114 |
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115 CEndpointWriter* iEndpoint0Writer; |
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116 }; |
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117 |
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118 } |
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119 |
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120 #endif |
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121 |
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122 |