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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: |
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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 #ifndef __TRKDCCDRIVER_H__ |
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20 #define __TRKDCCDRIVER_H__ |
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21 |
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22 // Debug messages |
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23 #ifdef _DEBUG |
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24 #define LOG_MSG(x) Kern::Printf(x) |
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25 #define LOG_MSG2(x, y) Kern::Printf(x, y) |
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26 #else |
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27 #define LOG_MSG(x) |
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28 #define LOG_MSG2(x, y) |
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29 #endif |
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30 |
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31 |
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32 // |
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33 // Macros |
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34 // |
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35 #define MAXMESSAGESIZE 0x0880 |
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36 |
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37 // |
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38 // class DTrkDccDriverFactory |
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39 // |
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40 class DTrkDccDriverFactory : public DLogicalDevice |
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41 { |
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42 public: |
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43 |
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44 DTrkDccDriverFactory(); |
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45 virtual TInt Install(); |
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46 virtual void GetCaps(TDes8& aDes) const; |
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47 virtual TInt Create(DLogicalChannelBase*& aChannel); |
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48 }; |
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49 |
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50 // |
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51 // DTrkDccChannel |
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52 // |
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53 class DTrkDccChannel : public DLogicalChannel |
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54 { |
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55 public: |
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56 |
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57 DTrkDccChannel(DLogicalDevice* aLogicalDevice); |
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58 ~DTrkDccChannel(); |
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59 |
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60 virtual TInt DoCreate(TInt aUnit, const TDesC* anInfo, const TVersion& aVer); |
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61 virtual void HandleMsg(TMessageBase* aMsg); |
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62 |
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63 |
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64 protected: |
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65 virtual void DoCancel(TInt aReqNo); |
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66 virtual void DoRequest(TInt aReqNo, TRequestStatus* aStatus, TAny* a1, TAny* a2); |
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67 virtual TInt DoControl(TInt aFunction, TAny *a1, TAny *a2); |
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68 |
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69 |
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70 private: |
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71 TInt DoWrite(TUint32 aLength, TAny* a2); |
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72 TInt DoRead(); |
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73 |
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74 TInt WriteDccChannel(const TDesC8& aDes); |
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75 void ReadDccChannel(); |
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76 |
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77 void DoCompleteRx(); |
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78 |
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79 static void RxTimerDfc(TAny* aPtr); |
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80 static void RxTimerCallBack(TAny* aPtr); |
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81 |
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82 private: |
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83 DThread* iClientThread; |
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84 |
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85 TRequestStatus* iRequestGetEventStatus; |
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86 |
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87 NTimer iRxTimer; |
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88 |
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89 TBuf8<MAXMESSAGESIZE> iTxBuffer; |
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90 //TBuf8<MAXMESSAGESIZE*2> iRxBuffer; |
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91 TUint8 *iRxBuffer; |
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92 TInt iRxBufSize; |
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93 |
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94 TRequestStatus* iRxRequestStatus; |
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95 TAny* iRxClientBuffer; |
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96 TUint32 iRxClientBufferLength; |
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97 TInt iRxGetIndx, iRxPutIndx; |
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98 |
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99 TDfc iRxCompleteDfc; |
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100 |
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101 TInt iInterruptId; |
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102 TInt iRxTimeOut; |
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103 TUint32 iPageSize; |
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104 |
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105 TBool iPacketStarted; |
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106 TBool iPacketEnded; |
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107 |
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108 /** Lock serialising calls to event handler */ |
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109 DSemaphore* iLock; |
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110 |
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111 TDfcQue* iDFCQue; |
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112 |
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113 }; |
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114 |
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115 #endif //__TRKDCCDRIVER_H__ |