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1 // Copyright (c) 1997-2009 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 #include <bluetooth/logger.h> |
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17 #include <cs_port.h> |
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18 #include "btcomm.h" |
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19 #include "btstate.h" |
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20 |
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21 #ifdef __FLOG_ACTIVE |
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22 _LIT8(KLogComponent, LOG_COMPONENT_BT_COMM); |
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23 #endif |
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24 |
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25 //********************************************************************** |
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26 // BTCOMM CSY ENTRY POINT CODE |
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27 //********************************************************************** |
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28 |
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29 extern "C" |
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30 { |
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31 IMPORT_C CSerial* LibEntry(); // Force export |
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32 } |
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33 |
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34 EXPORT_C CSerial* LibEntry() |
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35 /** |
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36 Lib main entry point. |
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37 **/ |
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38 { |
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39 CBTPortFactory* c=NULL; |
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40 TRAPD(ret,c=CBTPortFactory::NewL()); |
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41 if (ret!=KErrNone) |
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42 return NULL; |
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43 return c; |
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44 } |
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45 |
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46 |
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47 |
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48 //********************************************************************** |
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49 // BTCOMM PORT FACTORY CODE |
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50 //********************************************************************** |
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51 |
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52 #pragma warning (disable : 4100) // Unreferenced formal parameter |
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53 |
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54 static void CleanupCObject(TAny* aCObject) |
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55 /** |
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56 Clean up a CObject. |
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57 This static callback is invoked upon destruction of factory |
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58 by c32 to close it down. |
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59 **/ |
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60 { |
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61 LOG_STATIC_FUNC |
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62 ((CObject*)aCObject)->Close(); |
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63 } |
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64 |
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65 CPort* CBTPortFactory::NewPortL(const TUint aUnit) |
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66 /** |
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67 CBTPortFactory NewPortL. |
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68 Create a new port for the supplied unit number. |
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69 **/ |
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70 { |
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71 LOG_FUNC |
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72 __ASSERT_ALWAYS(aUnit<=KCommHighUnit,User::Leave(KErrNotSupported)); |
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73 // need to pass the factory instance through to the port. |
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74 CBTPort *port=CBTPort::NewL(aUnit,iPortStateFactory); |
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75 return port; |
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76 } |
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77 |
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78 void CBTPortFactory::Info(TSerialInfo& aSerialInfo) |
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79 /** |
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80 Fill in the supplied structure. |
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81 **/ |
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82 { |
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83 LOG_FUNC |
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84 aSerialInfo.iDescription=SERIAL_DESCRIPTION; |
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85 aSerialInfo.iName=SERIAL_NAME; |
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86 aSerialInfo.iLowUnit=KCommLowUnit; |
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87 aSerialInfo.iHighUnit=KCommHighUnit; |
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88 } |
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89 |
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90 void CBTPortFactory::ConstructL() |
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91 /** |
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92 Construct CBTPort Factory. |
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93 Also construct the CBTPortStateFactory here too. |
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94 **/ |
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95 { |
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96 CONNECT_LOGGER |
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97 LOG_FUNC |
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98 |
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99 iPortStateFactory=CBTPortStateFactory::NewL(); |
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100 TName name(SERIAL_NAME); |
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101 SetNameL(&name); |
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102 } |
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103 |
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104 CBTPortFactory* CBTPortFactory::NewL() |
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105 /** |
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106 Create new CBTPortFactory. |
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107 This factory is derived from CSerial. |
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108 Corresponds to the BTCOMM in BTCOMM::0 etc. |
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109 **/ |
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110 { |
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111 LOG_STATIC_FUNC |
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112 CBTPortFactory* c=new(ELeave) CBTPortFactory; |
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113 CleanupStack::PushL(TCleanupItem(CleanupCObject, c)); |
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114 c->ConstructL(); |
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115 CleanupStack::Pop(); |
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116 return c; |
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117 } |
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118 |
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119 CBTPortFactory::CBTPortFactory() |
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120 /** |
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121 CBTPortFactory c'tor. |
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122 **/ |
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123 { |
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124 LOG_FUNC |
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125 // iVersion=TVersion(KMajorVersion,KMinorVersion,KBuild); |
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126 } |
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127 |
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128 CBTPortFactory::~CBTPortFactory() |
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129 /** |
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130 CBTPortFactory destructor. |
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131 **/ |
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132 { |
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133 LOG_FUNC |
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134 delete iPortStateFactory; |
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135 |
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136 CLOSE_LOGGER |
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137 } |
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138 |
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139 TSecurityPolicy CBTPortFactory::PortPlatSecCapability (TUint /**aPort*/) const |
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140 //return the security policy for the given port number, aPort. All the ports |
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141 //are treated the same so always return a security policy defining local services |
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142 { |
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143 LOG_FUNC |
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144 return TSecurityPolicy(ECapabilityLocalServices); |
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145 } |
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146 //********************************************************************** |
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147 // BTCOMM PORT CODE |
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148 //********************************************************************** |
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149 |
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150 CBTPort::CBTPort() |
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151 /** |
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152 C'Tor sets-up the TCommconfigV01 and TCommCapsV02 structs of the CSY. |
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153 **/ |
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154 { |
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155 LOG_FUNC |
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156 |
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157 iConfig.iRate = EBps9600; |
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158 iConfig.iDataBits = EData8; |
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159 iConfig.iStopBits = EStop1; |
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160 iConfig.iParity = EParityNone; |
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161 iConfig.iFifo = EFifoEnable; |
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162 iConfig.iHandshake = 0; // KConfigObeyCTS |
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163 iConfig.iParityError = KConfigParityErrorIgnore; |
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164 iConfig.iSIREnable = ESIRDisable; |
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165 iConfig.iTerminatorCount = 0; |
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166 iConfig.iXonChar = 0x11; // XON |
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167 iConfig.iXoffChar = 0x13; // XOFF |
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168 iConfig.iSpecialRate = 0; |
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169 iConfig.iParityErrorChar = 0; |
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170 |
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171 // set CSY TCommCapsV02 capabilities struct |
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172 iCaps.iRate = KCapsBps9600; |
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173 iCaps.iDataBits = KCapsData8; |
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174 iCaps.iStopBits = KCapsStop1; |
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175 iCaps.iParity = KCapsParityNone; |
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176 iCaps.iHandshake = 0; |
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177 iCaps.iSignals = 0; |
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178 iCaps.iFifo = KCapsHasFifo; |
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179 iCaps.iSIR = 0; |
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180 iCaps.iNotificationCaps = 0; |
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181 iCaps.iRoleCaps = 0; |
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182 iCaps.iFlowControlCaps = 0; |
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183 } |
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184 |
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185 CBTPort* CBTPort::NewL(TUint aUnit,CBTPortStateFactory* aFactory) |
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186 /** |
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187 CBTPort NewL, make a new CPort for the Comm server. |
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188 This port is derived from CPort. This CBTPort is used by |
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189 the Comms server to serve all the client RComm requests. |
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190 |
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191 @param aUnit Corresponds to the digit in BTCOMM::0 etc. |
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192 Note that each digit corresponds to a different |
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193 legacy CSY port. |
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194 @param aFactory Is the factory object used to reach each state |
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195 */ |
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196 { |
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197 LOG_STATIC_FUNC |
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198 CBTPort* p=new(ELeave) CBTPort; |
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199 CleanupStack::PushL(TCleanupItem(CleanupCObject, p)); |
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200 p->ConstructL(aUnit,aFactory); |
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201 CleanupStack::Pop(); |
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202 return p; |
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203 } |
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204 |
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205 void CBTPort::ConstructL(TUint aUnit,CBTPortStateFactory* aFactory) |
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206 /** |
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207 ConstructL(..) is the second phase construction of CBTPort. |
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208 |
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209 This sets the CSY role to DTE, instantiates the state machine and |
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210 registers the CPort name to whatever the aUnit is. |
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211 |
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212 @param aUnit is the virtual BTComm port number |
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213 @param aFactory is the state machine factory used to access the |
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214 proxy states |
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215 **/ |
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216 { |
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217 LOG_FUNC |
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218 iRole=ECommRoleDTE; // set to DTE by default. |
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219 iPortProxy=CBTPortProxy::NewL(TUint32(aUnit),this,aFactory); |
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220 TName name; |
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221 name.Format(_L("%d"), aUnit); |
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222 SetNameL(&name); |
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223 } |
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224 |
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225 CBTPort::~CBTPort() |
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226 /** |
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227 The CBTPort destructor is either invoked immediately from destruct or |
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228 via deferred deletion mechanism via the "active shutterdowner". |
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229 **/ |
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230 { |
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231 LOG_FUNC |
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232 delete iPortProxy; |
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233 } |
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234 |
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235 void CBTPort::Destruct() |
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236 /** |
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237 CBTPort Destruct, is invoked by c32 to destroy the port. |
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238 |
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239 At this point it is necessary to either destroy the port immediately or |
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240 invoke a deferred deletion "active shutterdowner" mechanism. |
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241 **/ |
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242 { |
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243 LOG_FUNC |
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244 |
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245 if (iPortProxy) |
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246 iPortProxy->Close(); |
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247 } |
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248 |
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249 void CBTPort::DestructNow() |
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250 /** |
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251 To be called by CBTPortProxy to signal the shutdown. |
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252 */ |
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253 { |
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254 LOG_FUNC |
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255 delete this; |
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256 } |
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257 |
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258 void CBTPort::StartRead(const TAny* aClientBuffer,TInt aLength) |
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259 /** |
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260 Reads any inbound data into the client buffer supplied. |
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261 |
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262 The read is passed over to the CBTPortProxy for completion and when it is |
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263 eventually completed to RFComm; read completion is signalled to the client |
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264 by invoking the CPort::ReadCompleted mechanism. |
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265 |
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266 @param aClientBuffer is the pointer to the client buffer to be filled |
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267 @param aLength the desired amount of bytes to be filled in the buffer |
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268 **/ |
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269 { |
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270 LOG_FUNC |
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271 iPortProxy->Read(aClientBuffer,aLength); |
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272 } |
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273 |
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274 void CBTPort::ReadCancel() |
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275 /** |
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276 Cancels the pending read. |
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277 **/ |
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278 { |
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279 LOG_FUNC |
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280 iPortProxy->ReadCancel(); |
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281 } |
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282 |
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283 TInt CBTPort::QueryReceiveBuffer(TInt& aLength) const |
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284 /** |
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285 Retrieval of the number of bytes waiting in the receive buffer. |
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286 |
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287 @param aLength is set to zero |
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288 @return KErrNone |
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289 */ |
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290 { |
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291 LOG_FUNC |
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292 return iPortProxy->QueryReceiveBuffer(aLength); |
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293 } |
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294 |
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295 void CBTPort::ResetBuffers(TUint aFlags) |
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296 /** |
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297 Resets the Rx buffers, does nothing about the Tx buffer. |
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298 The reason why we don't do anything about the Tx buffer is |
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299 because the CSY passes the client data straight to ESock. |
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300 |
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301 @param aFlags may be KCommResetRx, KCommResetTx or KCommResetRx|KCommResetTx |
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302 **/ |
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303 { |
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304 LOG_FUNC |
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305 if((aFlags==KCommResetTx)||(aFlags==0)) //only |
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306 { |
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307 return; //nothing to do |
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308 } |
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309 iPortProxy->ResetRxBuffer();// holds true for the case > KCommResetRx|KCommResetTx |
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310 // as well, since we cannot signal the client |
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311 } |
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312 |
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313 void CBTPort::StartWrite(const TAny* aClientBuffer, TInt aLength) |
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314 /** |
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315 Uses the supplied buffer to read out data from. |
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316 These data are destined to be send to the RFComm layer of the Bluetooth stack. |
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317 |
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318 @param aClientBuffer the pointer to the clients buffer from which to read from |
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319 @param aLength the number of desired bytes to be read out. |
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320 */ |
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321 { |
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322 LOG_FUNC |
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323 iPortProxy->Write(aClientBuffer,aLength); |
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324 } |
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325 |
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326 void CBTPort::WriteCancel() |
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327 /** |
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328 Cancels the last requested Write if possible. |
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329 */ |
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330 { |
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331 LOG_FUNC |
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332 iPortProxy->WriteCancel(); |
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333 } |
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334 |
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335 void CBTPort::Break(TInt /*aTime*/) |
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336 /** |
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337 CBTPort Break is Not supported. |
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338 **/ |
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339 { |
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340 LOG_FUNC |
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341 } |
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342 |
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343 void CBTPort::BreakCancel() |
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344 /** |
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345 CBTPort BreakCancel is not supported. |
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346 **/ |
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347 { |
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348 LOG_FUNC |
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349 LOG(_L("CBTPort: [WARNING] Non-implemented feature (* BreakCancel *) used by client")); |
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350 } |
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351 |
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352 TInt CBTPort::GetConfig(TDes8& aPackage) const |
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353 /** |
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354 CBTPort GetConfig gives the CSY's configuration TCommConfigV01 to the client. |
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355 |
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356 @param aPackage is the packaged TCommConfigV01 supplied by the client, to be filled. |
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357 @return KErrNone always |
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358 */ |
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359 { |
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360 LOG_FUNC |
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361 // copy back local iConfig |
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362 aPackage.FillZ(); |
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363 TPckg<TCommConfigV01> cfg(iConfig); |
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364 aPackage.Copy(cfg); |
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365 return KErrNone; |
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366 } |
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367 |
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368 TInt CBTPort::SetConfig(const TDesC8& aPackage) |
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369 /** |
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370 CBTPort SetConfig allows for the configuration of the CSY. |
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371 Currently the only configuration which is allowed and is meaningful, is the |
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372 configuration associated with terminated reads; the rest are not honoured. |
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373 |
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374 @param aPackage is a packaged TCommConfigV01 struct. |
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375 @return KErrNone or KErrNotSupported if the terminator count is |
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376 greater than KConfigMaxTerminators |
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377 |
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378 */ |
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379 { |
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380 LOG_FUNC |
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381 TCommConfigV01 c; |
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382 Mem::FillZ(&c,sizeof(c)); |
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383 TInt len=Min(aPackage.Length(),sizeof(c)); |
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384 Mem::Copy(&c, aPackage.Ptr(),len); |
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385 if(c.iTerminatorCount) |
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386 { |
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387 if (c.iTerminatorCount>KConfigMaxTerminators) |
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388 { |
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389 return KErrNotSupported; |
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390 } |
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391 else |
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392 { |
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393 iPortProxy->iTerminatedReads=ETrue; |
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394 iPortProxy->iTerm.iTerminatorCount=c.iTerminatorCount; |
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395 for (TInt i=0;i<c.iTerminatorCount;i++) |
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396 { |
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397 iPortProxy->iTerm.iTerminatorChars[i]=c.iTerminator[i]; |
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398 } |
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399 } |
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400 } |
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401 else |
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402 { |
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403 iPortProxy->iTerminatedReads=EFalse; |
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404 } |
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405 iConfig=c; |
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406 return KErrNone; |
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407 } |
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408 |
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409 TInt CBTPort::SetServerConfig(const TDesC8& /*aTCommServerConfigV01-Package*/) |
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410 /** |
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411 CBTPort SetServerConfig is not supported. |
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412 SetServerConfig is otherwise used to mandate the buffering strategy within |
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413 the CSY. The Bluetooth CSY uses it's own buffering startegy which is not |
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414 exposed to the client nor it is reconfigurable by it. |
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415 |
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416 @return KErrNotSupported |
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417 **/ |
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418 { |
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419 LOG_FUNC |
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420 LOG(_L("CBTPort: [WARNING] Non-implemented feature (* SetServerConfig *) used by client")); |
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421 return KErrNotSupported; |
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422 } |
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423 |
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424 TInt CBTPort::GetServerConfig(TDes8& /*aPackage*/) |
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425 /** |
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426 CBTPort GetServerConfig is not supported |
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427 |
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428 @return KErrNotSupported |
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429 **/ |
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430 { |
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431 LOG_FUNC |
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432 LOG(_L("CBTPort: [WARNING] Non-implemented feature (* GetServerConfig *) used by client")); |
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433 return KErrNotSupported; |
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434 } |
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435 |
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436 TInt CBTPort::GetCaps(TDes8& aPackage) |
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437 /** |
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438 Get current Bluetooth CSY serial port emulation capabilities. |
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439 Capabilities are defined in c32comm.h. |
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440 |
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441 @param aPackage can either be a packaged TCommCapsV01 or TCommCapsV02 |
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442 @return KErrNone |
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443 */ |
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444 { |
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445 LOG_FUNC |
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446 aPackage.FillZ(); |
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447 TPckg<TCommCapsV02> caps(iCaps); |
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448 TInt len=Min(caps.Length(),aPackage.Length()); |
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449 //to be on the safe side just in case the package is v01 |
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450 aPackage.Copy(caps.Left(len)); |
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451 return KErrNone; |
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452 } |
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453 |
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454 TInt CBTPort::GetSignals(TUint& /*aSignals*/) |
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455 /** |
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456 GetSignal is not supported. |
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457 Would otherwise gets current signal emulation states. |
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458 |
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459 @return KErrNotSupported |
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460 */ |
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461 { |
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462 // Signals are set as follows (from c32comm.h): |
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463 // KSignalCTS, KSignalDSR, KSignalDCD, KSignalRNG, KSignalRTS, KSignalDTR. |
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464 |
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465 LOG_FUNC |
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466 LOG(_L("CBTPort: [WARNING] Non-implemented feature (* GetSignals *) used by client")); |
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467 return KErrNotSupported; |
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468 } |
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469 |
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470 TInt CBTPort::SetSignalsToMark(TUint /*aSignals*/) |
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471 /** |
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472 SetSignalsToMark is not supported. |
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473 |
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474 @return KErrNotSupported |
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475 **/ |
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476 { |
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477 // Set signals to Mark (high). |
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478 // Signals are defined as follows (from c32comm.h): |
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479 // KSignalCTS, KSignalDSR, KSignalDCD, KSignalRNG, KSignalRTS, KSignalDTR. |
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480 |
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481 LOG_FUNC |
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482 LOG(_L("CBTPort: [WARNING] Non-implemented feature (* SetSignalsToMark *) used by client")); |
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483 return KErrNotSupported; |
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484 } |
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485 |
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486 TInt CBTPort::SetSignalsToSpace(TUint /*aSignals*/) |
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487 /** |
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488 Set Signals to Space is not supported. |
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489 |
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490 @return KErrNotSupported |
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491 **/ |
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492 { |
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493 LOG_FUNC |
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494 LOG(_L("CBTPort: [WARNING] Non-implemented feature (* SetSignalsToSpace *) used by client")); |
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495 // Signals are defined as follows (from c32comm.h): |
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496 // KSignalCTS, KSignalDSR, KSignalDCD, KSignalRNG, KSignalRTS, KSignalDTR. |
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497 |
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498 return KErrNotSupported; |
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499 } |
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500 |
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501 TInt CBTPort::SetReceiveBufferLength(TInt /*aLength*/) |
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502 /** |
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503 Setting of the receiver buffer length is not allowed. |
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504 |
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505 @return KErrNotSupported |
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506 **/ |
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507 { |
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508 LOG_FUNC |
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509 LOG(_L("CBTPort: [WARNING] Non-implemented feature (* SetReceiveBufferLength *) used by client")); |
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510 return KErrNotSupported; |
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511 } |
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512 |
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513 TInt CBTPort::GetReceiveBufferLength(TInt& aLength) const |
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514 /** |
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515 Assigns to the parameter the max length of the CSY's receive buffer. |
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516 |
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517 @param aLength the max size of the receive buffer in the CSY |
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518 @return KErrNone or an appropriate error code |
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519 */ |
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520 { |
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521 LOG_FUNC |
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522 return iPortProxy->GetReceiveBufferLength(aLength); |
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523 } |
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524 |
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525 void CBTPort::FreeMemory() |
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526 /** |
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527 CBTPort FreeMemory, this function is called by nothing and is not supported. |
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528 **/ |
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529 { |
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530 LOG_FUNC |
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531 LOG(_L("CBTPort: [WARNING] Non-implemented feature (* FreeMemory *) used by client")); |
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532 } |
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533 |
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534 //*********************** EXTRAS FOR C32 v6 ************************ |
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535 |
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536 void CBTPort::NotifySignalChange(TUint /*aChange*/) |
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537 /** |
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538 Signal Change Notification is not supported by the Bluetooth CSY. |
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539 RComm::Caps(..) should be called to read the CSY's capabilities, |
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540 which indicate that notification is not supported. |
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541 */ |
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542 { |
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543 LOG_FUNC |
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544 LOG(_L("CBTPort: [WARNING] Non-implemented feature (* NotifySignalChange *) used by client")); |
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545 } |
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546 |
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547 |
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548 void CBTPort::NotifySignalChangeCancel(void) |
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549 /** |
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550 Notify Signal Change Cancel is not supported. |
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551 RComm::Caps(..) should be called to read the CSY's capabilities, |
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552 which indicate that notification is not supported. |
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553 |
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554 Note: this method may be called implicitly by RComm::Cancel and will |
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555 have no effect. |
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556 |
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557 */ |
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558 { |
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559 LOG_FUNC |
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560 LOG(_L("CBTPort: [WARNING] Non-implemented feature (* NotifySignalChangeCancel *) used by client")); |
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561 } |
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562 |
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563 void CBTPort::NotifyConfigChange(void) |
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564 /** |
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565 NotifyConfigChange is not supported. |
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566 RComm::Caps(..) should be called to read the CSY's capabilities, |
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567 which indicate that notification is not supported. |
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568 */ |
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569 { |
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570 LOG_FUNC |
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571 LOG(_L("CBTPort: [WARNING] Non-implemented feature (* NotifyConfigChange *) used by client")); |
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572 } |
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573 |
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574 void CBTPort::NotifyConfigChangeCancel(void) |
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575 /** |
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576 NotifyConfigChangeCancel is not supported. |
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577 RComm::Caps(..) should be called to read the CSY's capabilities, |
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578 which indicate that notification is not supported. |
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579 |
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580 Note: this method may be called implicitly by RComm::Cancel and will |
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581 have no effect. |
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582 |
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583 */ |
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584 { |
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585 LOG_FUNC |
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586 LOG(_L("CBTPort: [WARNING] Non-implemented feature (* NotifyConfigChangeCancel *) used by client")); |
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587 } |
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588 |
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589 void CBTPort::NotifyFlowControlChange(void) |
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590 /** |
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591 NotifyFlowControlChange is not supported. |
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592 RComm::Caps(..) should be called to read the CSY's capabilities, |
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593 which indicate that notification is not supported. |
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594 |
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595 */ |
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596 { |
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597 LOG_FUNC |
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598 LOG(_L("CBTPort: [WARNING] Non-implemented feature (* NotifyFlowControlChange *) used by client")); |
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599 } |
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600 |
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601 void CBTPort::NotifyFlowControlChangeCancel(void) |
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602 /** |
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603 NotifyFlowControlChangeCancel is not supported. |
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604 RComm::Caps(..) should be called to read the CSY's capabilities, |
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605 which indicate that notification is not supported. |
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606 |
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607 Note: this method may be called implicitly by RComm::Cancel and will |
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608 have no effect. |
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609 |
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610 */ |
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611 { |
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612 LOG_FUNC |
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613 LOG(_L("CBTPort: [WARNING] Non-implemented feature (* NotifyFlowControlChangeCancel *) used by client")); |
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614 } |
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615 |
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616 void CBTPort::NotifyBreak(void) |
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617 /** |
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618 Notify Break is not supported. |
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619 RComm::Caps(..) should be called to read the CSY's capabilities, |
|
620 which indicate that notification is not supported. |
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621 */ |
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622 { |
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623 LOG_FUNC |
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624 LOG(_L("CBTPort: [WARNING] Non-implemented feature (* NotifyBreak *) used by client")); |
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625 } |
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626 |
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627 void CBTPort::NotifyBreakCancel(void) |
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628 /** |
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629 NotifyBreakCancel is not supported. |
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630 RComm::Caps(..) should be called to read the CSY's capabilities, |
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631 which indicate that notification is not supported. |
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632 |
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633 Note: this method may be called implicitly by RComm::Cancel and will |
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634 have no effect. |
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635 |
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636 */ |
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637 { |
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638 LOG_FUNC |
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639 LOG(_L("CBTPort: [WARNING] Non-implemented feature (* NotifyBreakCancel *) used by client")); |
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640 } |
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641 |
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642 void CBTPort::NotifyDataAvailable(void) |
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643 /** |
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644 NotifyDataAvailable is not supported. |
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645 RComm::Caps(..) should be called to read the CSY's capabilities, |
|
646 which indicate that notification is not supported. |
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647 */ |
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648 { |
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649 LOG_FUNC |
|
650 LOG(_L("CBTPort: [WARNING] Non-implemented feature (* NotifyDataAvailable *) used by client")); |
|
651 } |
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652 |
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653 void CBTPort::NotifyDataAvailableCancel(void) |
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654 /** |
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655 NotifyDataAvailableCancel is not supported. |
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656 RComm::Caps(..) should be called to read the CSY's capabilities, |
|
657 which indicate that notification is not supported. |
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658 |
|
659 Note: this method may be called implicitly by RComm::Cancel and will |
|
660 have no effect. |
|
661 |
|
662 */ |
|
663 { |
|
664 LOG_FUNC |
|
665 LOG(_L("CBTPort: [WARNING] Non-implemented feature (* NotifyDataAvailableCancel *)used by client")); |
|
666 } |
|
667 |
|
668 void CBTPort::NotifyOutputEmpty(void) |
|
669 /** |
|
670 NotifyOutputEmptyIndication is not supported. |
|
671 RComm::Caps(..) should be called to read the CSY's capabilities, |
|
672 which indicate that notification is not supported. |
|
673 */ |
|
674 { |
|
675 LOG_FUNC |
|
676 LOG(_L("CBTPort: [WARNING] Non-implemented feature (* NotifyOutputEmpty *) used by client")); |
|
677 } |
|
678 |
|
679 void CBTPort::NotifyOutputEmptyCancel(void) |
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680 /** |
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681 NotifyOutputEmptyCancel. |
|
682 RComm::Caps(..) should be called to read the CSY's capabilities, |
|
683 which indicate that notification is not supported. |
|
684 |
|
685 Note: this method may be called implicitly by RComm::Cancel and will |
|
686 have no effect. |
|
687 |
|
688 */ |
|
689 { |
|
690 LOG_FUNC |
|
691 LOG(_L("CBTPort: [WARNING] Non-implemented feature (* NotifyOutputEmptyCancel *) used by client")); |
|
692 } |
|
693 |
|
694 TInt CBTPort::GetFlowControlStatus(TFlowControl& /*aFlowControl*/) |
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695 /** |
|
696 Getting of serial port emulation flow control status is not supported. |
|
697 |
|
698 @return KErrNotSupported |
|
699 **/ |
|
700 { |
|
701 LOG_FUNC |
|
702 LOG(_L("CBTPort: [WARNING] Non-implemented feature (* GetFlowControlStatus *) used by client")); |
|
703 return KErrNotSupported; |
|
704 } |
|
705 |
|
706 TInt CBTPort::GetRole(TCommRole& aRole) |
|
707 /** |
|
708 Get serial port emulation mode. |
|
709 Options in general are: ECommRoleDTE or ECommRoleDCE but the Bluetooth CSY |
|
710 only supports the DTE role, hence aRole will always be set to DTE for now. |
|
711 **/ |
|
712 { |
|
713 LOG_FUNC |
|
714 aRole=iRole; |
|
715 return KErrNone; |
|
716 } |
|
717 |
|
718 TInt CBTPort::SetRole(TCommRole aRole) |
|
719 /** |
|
720 Set serial port emulation mode, options are: ECommRoleDTE only. |
|
721 If the client tries to open the RComm session as a DCE then the client call |
|
722 will cause a Leave in CPort::DoOpenL(..), this will subsequently be traped |
|
723 and the error will be propagated to the client (which may Panic with a |
|
724 EReqActiveObjectLeave if the error doesn't get handled). |
|
725 |
|
726 @param aRole should be ECommRoleDTE |
|
727 @return KErrNone or KErrNotSupported |
|
728 */ |
|
729 { |
|
730 LOG_FUNC |
|
731 if(aRole==ECommRoleDTE) |
|
732 { |
|
733 iRole=aRole; |
|
734 return KErrNone; |
|
735 } |
|
736 return KErrNotSupported; |
|
737 } |
|
738 |
|
739 #pragma warning (default : 4100) // Unreferenced formal parameter |
|
740 |