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1 // Copyright (c) 2004-2009 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 /** |
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17 @file |
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18 @internalComponent |
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19 */ |
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20 |
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21 #ifndef REMCONSERIALBEARER_H |
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22 #define REMCONSERIALBEARER_H |
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23 |
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24 #include <e32base.h> |
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25 #include <c32comm.h> |
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26 #include <remcon/remconbearerplugin.h> |
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27 #include <remcon/remconbearerinterface.h> |
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28 #include <remcon/messagetype.h> |
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29 /*#ifndef __WINS__ |
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30 #include <usbman.h> |
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31 #endif |
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32 */ |
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33 #include "sendobserver.h" |
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34 #include "receiveobserver.h" |
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35 |
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36 class CSender; |
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37 class CReceiver; |
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38 |
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39 /** |
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40 Concrete serial bearer. |
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41 */ |
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42 NONSHARABLE_CLASS(CRemConSerialBearer) : public CRemConBearerPlugin, |
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43 public MRemConBearerInterface, |
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44 public MSendObserver, |
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45 public MReceiveObserver |
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46 { |
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47 public: |
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48 static CRemConSerialBearer* NewL(TBearerParams& aParams); |
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49 ~CRemConSerialBearer(); |
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50 |
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51 private: // from CRemConBearerPlugin |
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52 TAny* GetInterface(TUid aUid); |
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53 |
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54 private: // from MRemConBearerInterface |
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55 TInt GetResponse(TUid& aInterfaceUid, |
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56 TUint& aTransactionId, |
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57 TUint& aOperationId, |
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58 RBuf8& aData, |
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59 TRemConAddress& aAddr); |
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60 TInt SendCommand(TUid aInterfaceUid, |
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61 TUint aCommand, |
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62 TUint aTransactionId, |
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63 RBuf8& aData, |
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64 const TRemConAddress& aAddr); |
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65 TInt GetCommand(TUid& aInterfaceUid, |
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66 TUint& aTransactionId, |
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67 TUint& aCommand, |
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68 RBuf8& aData, |
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69 TRemConAddress& aAddr); |
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70 TInt SendResponse(TUid aInterfaceUid, |
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71 TUint aOperationId, |
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72 TUint aTransactionId, |
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73 RBuf8& aData, |
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74 const TRemConAddress& aAddr); |
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75 void ConnectRequest(const TRemConAddress& aAddr); |
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76 void DisconnectRequest(const TRemConAddress& aAddr); |
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77 void ClientStatus(TBool aControllerPresent, TBool aTargetPresent); |
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78 TSecurityPolicy SecurityPolicy() const; |
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79 |
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80 private: // from MSendObserver |
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81 void MsoSendComplete(TInt aError); |
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82 |
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83 private: // from MReceiveObserver |
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84 void MroReceiveComplete(TInt aError); |
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85 |
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86 private: |
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87 CRemConSerialBearer(TBearerParams& aParams); |
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88 void ConstructL(); |
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89 |
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90 private: // utility |
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91 TInt DoSend(TUid aInterfaceUid, |
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92 TUint aOperationId, |
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93 RBuf8& aData, |
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94 TRemConMessageType aMsgType); |
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95 void ConnectL(); |
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96 void Receive(); |
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97 void ClosePort(); |
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98 void DoGetResponseL(TUid& aInterfaceUid, |
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99 TUint& aOperationId, |
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100 RBuf8& aData, |
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101 TRemConAddress& aAddr); |
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102 void DoGetCommandL(TUid& aInterfaceUid, |
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103 TUint& aOperationId, |
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104 RBuf8& aData, |
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105 TRemConAddress& aAddr); |
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106 |
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107 private: // owned |
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108 /*#ifndef __WINS__ |
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109 RUsb iUsb; |
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110 #endif |
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111 */ RCommServ iCommServ; |
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112 RComm iComm; |
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113 |
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114 CSender* iSender; |
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115 CReceiver* iReceiver; |
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116 |
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117 // The format of a serial bearer message is: |
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118 // 012345678901234567890123456789 |
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119 // 0xaaaaaaaa 0xbb XXX YYYYYYYYYY |
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120 // Where |
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121 // aaaaaaaa is the interface UID |
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122 // bb is the operation ID |
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123 // XXX is Cmd or Rsp |
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124 // YYYYYYYYYY is any associated data |
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125 // The message is always KRemConSerialBearerMessageLength bytes long. |
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126 static const TUint KRemConSerialBearerMessageLength = 30; |
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127 |
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128 // The message we may be currently sending. |
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129 TBuf8<KRemConSerialBearerMessageLength> iOutMsg; |
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130 |
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131 // The message we may be currently receiving. |
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132 TBuf8<KRemConSerialBearerMessageLength> iInMsg; |
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133 |
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134 // Last received and corrected-decoded message. |
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135 TUid iInterfaceUid; |
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136 TUint iOperationId; |
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137 TRemConMessageType iMsgType; |
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138 TBuf8<10> iData; // This is the length of the associated data in our naive |
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139 // protocol. |
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140 |
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141 // The ID of the current transaction- RemCon gives us this, and expects us |
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142 // to remember it. |
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143 TUint iTransactionId; |
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144 }; |
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145 |
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146 #endif // REMCONSERIALBEARER_H |