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1 // btservices.cpp |
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2 // |
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3 // Copyright (c) 2009 - 2010 Accenture. 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 the "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 // Accenture - Initial contribution |
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11 // |
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12 |
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13 #include <e32std.h> |
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14 #include <BTExtNotifiers.h> |
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15 |
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16 #include <fshell/common.mmh> |
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17 #include <fshell/ioutils.h> |
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18 using namespace IoUtils; |
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19 |
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20 #include "BtServicesEng.h" |
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21 #include "BtServiceView.h" |
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22 |
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23 class CBTEngSettings; |
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24 |
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25 #if FSHELL_PLATFORM_S60 >= 5 |
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26 // This is an S60-only API |
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27 #define SUPPORT_ONOFF |
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28 #endif |
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29 |
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30 #ifdef SUPPORT_ONOFF |
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31 #include <btengsettings.h> |
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32 #endif |
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33 |
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34 CBtServiceView::CBtServiceView() |
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35 { |
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36 } |
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37 |
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38 CBtServiceView::~CBtServiceView() |
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39 { |
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40 } |
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41 |
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42 void CBtServiceView::PrintTextMsg(TInt /*aVerboseLevel*/, const TDesC& /*aMsg*/) |
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43 { |
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44 } |
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45 |
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46 void CBtServiceView::AsyncCompleted() |
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47 { |
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48 } |
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49 |
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50 class CCmdBtsvc : public CCommandBase, public CBtServiceView |
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51 { |
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52 public: |
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53 static CCommandBase* NewLC(); |
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54 ~CCmdBtsvc(); |
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55 private: |
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56 CCmdBtsvc(); |
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57 void DoScanDeviceL(); |
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58 void DoListServiceL(); |
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59 void DoAttributeL(); |
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60 void DoLocalL(); |
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61 void DoListUuidFilterL(); |
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62 void SelectBTDeviceL(TBTDeviceName& aName, TBTDevAddr& aBDAddr, TBTDeviceClass& aDevClass); |
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63 TBool GetBTDevClassFromRegistryL(TBTDevAddr& aBDAddr, TBTDeviceClass& aDevClass); |
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64 |
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65 #ifdef SUPPORT_ONOFF |
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66 void SetEnabledL(TBool aEnable); |
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67 void ShowStatusL(); |
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68 TBool GetPowerStateL(); |
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69 #endif |
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70 |
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71 private: // From CCommandBase. |
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72 virtual const TDesC& Name() const; |
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73 virtual void DoRunL(); |
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74 virtual void ArgumentsL(RCommandArgumentList& aArguments); |
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75 virtual void OptionsL(RCommandOptionList& aOptions); |
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76 |
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77 private: |
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78 virtual void PrintTextMsg(TInt aVerboseLevel, const TDesC& aMsg); |
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79 virtual void AsyncCompleted(); |
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80 |
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81 private: |
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82 CBtServicesEng* iEngine; |
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83 CActiveSchedulerWait* iActiveWait; |
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84 RArray<TBool> iVerbose; |
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85 |
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86 HBufC* iOptBTAddr; |
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87 HBufC* iOptSvcHandle; //service handle |
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88 HBufC* iOptUuidFilter; //uuid filter |
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89 |
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90 enum TBtSvcCmd |
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91 { |
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92 ECmdDevice, |
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93 ECmdService, |
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94 ECmdAttribute, |
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95 ECmdLocal, |
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96 ECmdUuid, |
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97 ECmdStatus, |
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98 ECmdEnable, |
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99 ECmdDisable, |
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100 }; |
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101 |
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102 TBtSvcCmd iCommand; |
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103 |
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104 CBTEngSettings* iSettings; |
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105 }; |
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106 |
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107 CCommandBase* CCmdBtsvc::NewLC() |
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108 { |
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109 CCmdBtsvc* self = new(ELeave) CCmdBtsvc(); |
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110 CleanupStack::PushL(self); |
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111 self->BaseConstructL(); |
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112 return self; |
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113 } |
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114 |
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115 CCmdBtsvc::CCmdBtsvc() |
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116 { |
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117 iActiveWait = new (ELeave) CActiveSchedulerWait; |
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118 } |
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119 |
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120 |
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121 CCmdBtsvc::~CCmdBtsvc() |
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122 { |
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123 #ifdef SUPPORT_ONOFF |
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124 delete iSettings; |
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125 #endif |
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126 |
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127 delete iOptBTAddr; |
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128 delete iOptSvcHandle; |
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129 delete iOptUuidFilter; |
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130 delete iActiveWait; |
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131 delete iEngine; |
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132 iVerbose.Close(); |
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133 } |
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134 |
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135 void CCmdBtsvc::PrintTextMsg(TInt aVerboseLevel, const TDesC& aMsg) |
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136 { |
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137 TInt VerboseLevel = iVerbose.Count(); |
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138 if (aVerboseLevel <= VerboseLevel) |
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139 Printf(aMsg); |
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140 } |
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141 |
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142 void CCmdBtsvc::AsyncCompleted() |
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143 { |
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144 if (iActiveWait->IsStarted()) |
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145 { |
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146 iActiveWait->AsyncStop(); |
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147 } |
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148 } |
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149 |
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150 const TDesC& CCmdBtsvc::Name() const |
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151 { |
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152 _LIT(KName, "btservices"); |
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153 return KName; |
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154 } |
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155 |
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156 void CCmdBtsvc::ArgumentsL(RCommandArgumentList& aArguments) |
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157 { |
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158 _LIT(KArgCommand, "command"); |
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159 aArguments.AppendEnumL((TInt&)iCommand, KArgCommand); |
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160 } |
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161 |
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162 void CCmdBtsvc::OptionsL(RCommandOptionList& aOptions) |
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163 { |
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164 aOptions.AppendStringL(iOptBTAddr, _L("address")); |
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165 aOptions.AppendStringL(iOptSvcHandle, _L("record")); |
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166 aOptions.AppendStringL(iOptUuidFilter, _L("uuid")); |
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167 aOptions.AppendBoolL(iVerbose, _L("verbose")); |
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168 } |
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169 |
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170 void CCmdBtsvc::DoRunL() |
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171 { |
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172 switch (iCommand) |
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173 { |
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174 case ECmdDevice: |
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175 DoScanDeviceL(); |
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176 break; |
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177 case ECmdService: |
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178 DoListServiceL(); |
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179 break; |
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180 case ECmdAttribute: |
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181 DoAttributeL(); |
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182 break; |
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183 case ECmdLocal: |
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184 DoLocalL(); |
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185 break; |
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186 case ECmdUuid: |
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187 DoListUuidFilterL(); |
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188 break; |
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189 #ifdef SUPPORT_ONOFF |
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190 case ECmdStatus: |
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191 ShowStatusL(); |
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192 break; |
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193 case ECmdEnable: |
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194 SetEnabledL(ETrue); |
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195 break; |
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196 case ECmdDisable: |
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197 SetEnabledL(EFalse); |
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198 break; |
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199 #endif |
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200 default: |
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201 LeaveIfErr(KErrArgument, _L("Invalid command")); |
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202 } |
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203 } |
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204 |
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205 void CCmdBtsvc::DoAttributeL() |
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206 { |
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207 TInt err; |
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208 |
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209 //if want to query full attribute set of one particular service, |
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210 //call CBtServicesEng::GetAttributesL() |
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211 if (iOptSvcHandle && iOptSvcHandle->Length()) |
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212 { |
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213 iEngine = CBtServicesEng::NewL(); |
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214 iEngine->SetView(this); |
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215 |
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216 iEngine->CancelSdpAgent(); |
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217 iEngine->DeleteSdpAgent(); |
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218 |
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219 err = iEngine->BluetoothReady(); |
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220 LeaveIfErr(err, _L("Bluetooth not ready")); |
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221 |
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222 TBTDeviceName Name; |
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223 TBTDevAddr BDAddr; |
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224 TBTDeviceClass DevClass; |
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225 |
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226 //iOptSvcHandle should begin with "0x" (hex) |
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227 if ((iOptSvcHandle->Left(2))==_L("0x")) |
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228 { |
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229 TSdpServRecordHandle Handle; |
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230 TLex lex(*iOptSvcHandle); |
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231 lex.SkipAndMark(2); |
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232 err = lex.Val(Handle, EHex); |
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233 LeaveIfErr(err, _L("Service Handle:\"%S\" is not in valid format"), iOptSvcHandle); |
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234 |
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235 SelectBTDeviceL(Name, BDAddr, DevClass); |
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236 Printf(_L("==============================================\r\n")); |
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237 |
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238 iEngine->GetDeviceAttributesL(BDAddr, Name, Handle); |
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239 |
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240 //wait for results |
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241 iActiveWait->Start(); |
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242 |
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243 } |
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244 else |
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245 LeaveIfErr(KErrArgument, _L("Service Handle:\"%S\" is not in valid format"), iOptSvcHandle); |
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246 } |
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247 else |
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248 LeaveIfErr(KErrArgument, _L("use -r to specify a service record handle")); |
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249 } |
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250 |
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251 |
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252 //do a BT device scan with RHostResolver, |
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253 //and make a list of BT addresses, device name, and device class |
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254 // |
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255 void CCmdBtsvc::DoScanDeviceL() |
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256 { |
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257 TInt err; |
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258 TInt ItemsFound = 0; |
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259 TBTDevAddr BDAddr; |
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260 TBTDeviceName Name; |
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261 TBTDeviceClass DevClass; |
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262 |
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263 Printf(_L("Scanning for BT devices ...\r\n")); |
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264 |
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265 RSocketServ SktSrv; |
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266 CleanupClosePushL(SktSrv); |
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267 |
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268 err = SktSrv.Connect(); |
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269 LeaveIfErr(err, _L("Could not connect to socket server")); |
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270 |
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271 RHostResolver Host; |
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272 CleanupClosePushL(Host); |
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273 RHostResolver HostForName; |
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274 CleanupClosePushL(HostForName); |
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275 |
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276 TProtocolDesc ProtocolInfo; |
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277 err = SktSrv.FindProtocol(_L("BTLinkManager"), ProtocolInfo); |
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278 User::LeaveIfError(err); |
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279 |
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280 err = Host.Open(SktSrv, ProtocolInfo.iAddrFamily , ProtocolInfo.iProtocol); |
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281 LeaveIfErr(err, _L("Could not open host resolver")); |
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282 err = HostForName.Open(SktSrv, ProtocolInfo.iAddrFamily , ProtocolInfo.iProtocol); |
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283 LeaveIfErr(err, _L("Could not open host resolver")); |
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284 |
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285 TInquirySockAddr Inq; |
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286 Inq.SetIAC(KGIAC); |
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287 Inq.SetAction(KHostResInquiry/*|KHostResIgnoreCache*/); |
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288 |
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289 |
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290 TNameEntry Result; |
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291 err = Host.GetByAddress(Inq, Result); |
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292 |
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293 //this is for querying name |
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294 TInquirySockAddr InqName; |
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295 InqName.SetAction(KHostResName); |
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296 TNameEntry ResultName; |
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297 |
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298 Printf(_L("========================================================\r\n")); |
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299 Printf(_L("BTAddr | DeviceClass| Name\r\n")); |
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300 Printf(_L("========================================================\r\n")); |
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301 |
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302 while(1) |
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303 { |
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304 if (err == KErrNone) |
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305 { |
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306 ItemsFound++; |
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307 TInquirySockAddr& sa = TInquirySockAddr::Cast(Result().iAddr); |
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308 const TBTDevAddr& bdaddr = sa.BTAddr(); |
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309 BDAddr = bdaddr; |
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310 Name = Result().iName; |
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311 |
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312 TUint16 MajorServiceClass = sa.MajorServiceClass(); |
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313 DevClass = TBTDeviceClass( |
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314 MajorServiceClass, sa.MajorClassOfDevice(), sa.MinorClassOfDevice() ); |
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315 |
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316 TBuf<128> BTReadAddress; |
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317 BDAddr.GetReadable(BTReadAddress); |
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318 |
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319 //query its name |
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320 InqName.SetBTAddr(bdaddr); |
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321 err = HostForName.GetByAddress(InqName, ResultName); |
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322 if (err==KErrNone) |
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323 Name = ResultName().iName; |
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324 else |
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325 Name.Format(_L("Unable to get the name, err=%d"), err); |
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326 |
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327 Printf(_L("0x%S | 0x%08x | \"%S\" \r\n"), |
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328 &BTReadAddress, DevClass.DeviceClass(), &Name); |
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329 |
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330 err = Host.Next(Result); |
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331 } |
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332 else if (err == KErrEof) |
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333 { |
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334 break; |
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335 } |
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336 else |
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337 LeaveIfErr(err, _L("Resolving address failed")); |
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338 } |
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339 CleanupStack::PopAndDestroy(); |
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340 CleanupStack::PopAndDestroy(); |
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341 CleanupStack::PopAndDestroy(); |
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342 |
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343 Printf(_L("%d devices found\r\n"),ItemsFound); |
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344 } |
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345 |
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346 //NOT TESTED YET, do not use |
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347 //aBDAddr:[in] |
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348 //aDevClass:[out] |
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349 TBool CCmdBtsvc::GetBTDevClassFromRegistryL(TBTDevAddr& aBDAddr, TBTDeviceClass& aDevClass) |
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350 { |
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351 TInt err; |
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352 |
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353 TBuf<128> buf; |
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354 aBDAddr.GetReadable(buf); |
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355 Printf(_L("Query DeviceClass for BTAddr:0x%S\r\n"), &buf); |
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356 |
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357 RBTRegServ Srv; |
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358 CleanupClosePushL(Srv); |
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359 err = Srv.Connect(); |
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360 User::LeaveIfError(err); |
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361 |
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362 RBTRegistry Reg; |
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363 CleanupClosePushL(Reg); |
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364 err = Reg.Open(Srv); |
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365 User::LeaveIfError(err); |
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366 |
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367 TBTNamelessDevice Dev; |
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368 Dev.SetAddress(aBDAddr); |
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369 |
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370 TRequestStatus status; |
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371 Reg.GetDevice(Dev, status); |
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372 User::WaitForRequest(status); |
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373 |
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374 err = status.Int(); |
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375 User::LeaveIfError(err); |
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376 |
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377 if (err == KErrNone ) |
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378 { |
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379 aDevClass = Dev.DeviceClass(); |
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380 } |
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381 |
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382 CleanupStack::PopAndDestroy(); |
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383 CleanupStack::PopAndDestroy(); |
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384 |
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385 return ETrue; |
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386 } |
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387 |
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388 //select a BT device either from RNotifier, |
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389 //or using BT address string if it is specified |
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390 //aName: [out] |
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391 //aBDAddr: [out] |
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392 //aDevClass: [out] |
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393 void CCmdBtsvc::SelectBTDeviceL(TBTDeviceName& aName, TBTDevAddr& aBDAddr, TBTDeviceClass& aDevClass) |
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394 { |
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395 TInt err; |
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396 if (iOptBTAddr && iOptBTAddr->Length()>0) |
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397 //use RHostResolver to get name and device class |
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398 { |
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399 Printf(_L("Querying name for \"%S\"...\r\n"), iOptBTAddr); |
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400 |
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401 RSocketServ SktSrv; |
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402 CleanupClosePushL(SktSrv); |
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403 |
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404 err = SktSrv.Connect(); |
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405 LeaveIfErr(err, _L("Could not connect to socket server")); |
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406 |
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407 RHostResolver Host; |
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408 CleanupClosePushL(Host); |
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409 |
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410 TProtocolDesc ProtocolInfo; |
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411 err = SktSrv.FindProtocol(_L("BTLinkManager"), ProtocolInfo); |
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412 User::LeaveIfError(err); |
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413 |
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414 err = Host.Open(SktSrv, ProtocolInfo.iAddrFamily , ProtocolInfo.iProtocol); |
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415 LeaveIfErr(err, _L("Could not open host resolver")); |
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416 |
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417 TBTDevAddr Addr; |
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418 err = Addr.SetReadable(*iOptBTAddr); |
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419 LeaveIfErr(err, _L("User-input BT address invalid")); |
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420 |
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421 TInquirySockAddr Inq; |
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422 Inq.SetAction(KHostResName); |
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423 Inq.SetBTAddr(Addr); |
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424 |
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425 TNameEntry Result; |
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426 err = Host.GetByAddress(Inq, Result); |
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427 if (err == KErrNone) |
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428 { |
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429 TInquirySockAddr& sa = TInquirySockAddr::Cast(Result().iAddr); |
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430 const TBTDevAddr& bdaddr = sa.BTAddr(); |
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431 aBDAddr = bdaddr; |
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432 aName = Result().iName; |
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433 |
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434 TUint16 MajorServiceClass = sa.MajorServiceClass(); |
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435 aDevClass = TBTDeviceClass( |
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436 MajorServiceClass, sa.MajorClassOfDevice(), sa.MinorClassOfDevice() ); |
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437 } |
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438 else |
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439 LeaveIfErr(err, _L("Resolving address failed")); |
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440 |
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441 CleanupStack::PopAndDestroy(); |
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442 CleanupStack::PopAndDestroy(); |
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443 |
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444 TBuf<128> AddressStr; |
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445 aBDAddr.GetReadable(AddressStr); |
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446 Printf(_L("Device \"%S\" BTAddr:0x%S\r\n"), |
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447 &aName, &AddressStr); |
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448 } |
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449 else |
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450 //use RNotifier to select a BT device |
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451 { |
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452 //about the search device, prompting user about curret status |
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453 Printf(_L("Searching Bluetooth device through RNotifier,\r\nplease go to main UI screen to select a device...\r\n")); |
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454 |
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455 //////////////////////////////////////////// |
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456 RNotifier noti; |
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457 User::LeaveIfError(noti.Connect()); |
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458 |
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459 // 2. Start the device selection plug-in |
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460 TBTDeviceSelectionParams selectionFilter; |
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461 //TUUID targetServiceClass(0x2345); |
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462 //selectionFilter.SetUUID(targetServiceClass); |
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463 TBTDeviceSelectionParamsPckg pckg(selectionFilter); |
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464 TBTDeviceResponseParams result; |
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465 TBTDeviceResponseParamsPckg resultPckg(result); |
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466 TRequestStatus status; |
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467 noti.StartNotifierAndGetResponse(status, KDeviceSelectionNotifierUid, pckg, resultPckg); |
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468 User::After(2000000); |
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469 |
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470 // 3. Extract device name if it was returned |
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471 User::WaitForRequest(status); |
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472 |
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473 if (status.Int() == KErrNone) |
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474 { |
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475 if (resultPckg().IsValidDeviceName() && |
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476 resultPckg().IsValidBDAddr() && |
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477 resultPckg().IsValidDeviceClass() |
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478 ) |
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479 { |
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480 aName = (resultPckg().DeviceName()); |
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481 aBDAddr = resultPckg().BDAddr(); |
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482 aDevClass = resultPckg().DeviceClass(); |
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483 |
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484 } |
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485 } |
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486 |
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487 |
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488 // 4. Clean up |
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489 noti.CancelNotifier(KDeviceSelectionNotifierUid); |
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490 noti.Close(); |
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491 |
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492 TBuf<128> AddressStr; |
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493 aBDAddr.GetReadable(AddressStr); |
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494 Printf(_L("Device \"%S\" BTAddr:0x%S DeviceClass:0x%08X\r\n"), |
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495 &aName, &AddressStr, aDevClass.DeviceClass()); |
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496 |
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497 } |
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498 } |
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499 |
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500 |
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501 //search and make a list of results |
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502 void CCmdBtsvc::DoListServiceL() |
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503 { |
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504 TInt VerboseLevel = iVerbose.Count(); |
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505 |
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506 if (VerboseLevel >= 2) |
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507 Printf(_L("calling CBtServicesEng::NewL() ...\r\n")); |
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508 |
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509 iEngine = CBtServicesEng::NewL(); |
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510 |
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511 |
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512 if (VerboseLevel >= 2) |
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513 Printf(_L("calling CBtServicesEng::SetView()... iEngine=0x%08x\r\n"), |
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514 iEngine); |
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515 |
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516 iEngine->SetView(this); |
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517 |
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518 if (VerboseLevel >= 2) |
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519 Printf(_L("calling CBtServicesEng::CancelSdpAgent()...\r\n")); |
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520 iEngine->CancelSdpAgent(); |
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521 |
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522 if (VerboseLevel >= 2) |
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523 Printf(_L("calling CBtServicesEng::DeleteSdpAgent()...\r\n")); |
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524 iEngine->DeleteSdpAgent(); |
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525 |
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526 TInt err = iEngine->BluetoothReady(); |
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527 LeaveIfErr(err, _L("Bluetooth not ready")); |
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528 |
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529 TBTDeviceName Name; |
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530 TBTDevAddr BDAddr; |
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531 TBTDeviceClass DevClass; |
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532 |
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533 SelectBTDeviceL(Name, BDAddr, DevClass); |
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534 |
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535 //see if user has specified a UUID filter |
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536 if (iOptUuidFilter && iOptUuidFilter->Length()) |
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537 { |
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538 TUint32 uuid; |
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539 if ((iOptUuidFilter->Left(2))==_L("0x")) |
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540 { |
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541 TLex lex(*iOptUuidFilter); |
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542 lex.SkipAndMark(2); |
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543 err = lex.Val(uuid, EHex); |
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544 if (err==KErrNone) |
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545 { |
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546 iEngine->SetUUIDFilterL(uuid); |
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547 goto QueryService; |
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548 } |
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549 } |
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550 |
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551 //the UUID could be in string form. |
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552 TBool Match = iEngine->StringToUUID(*iOptUuidFilter, uuid); |
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553 if (Match==EFalse) |
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554 { |
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555 Printf(_L("UUID filter not recognised. Ignored\r\n")); |
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556 } |
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557 } |
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558 |
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559 QueryService: |
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560 iEngine->NewDeviceSelectedL(BDAddr, Name); |
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561 iActiveWait->Start(); |
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562 |
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563 iEngine->MakeTextServiceList(); |
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564 |
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565 //test code: just to test if attributes query is OK |
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566 //iEngine->GetAttributesL(0); |
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567 //iActiveWait->Start(); |
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568 |
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569 } |
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570 |
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571 void CCmdBtsvc::DoLocalL() |
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572 { |
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573 TInt err; |
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574 iEngine = CBtServicesEng::NewL(); |
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575 iEngine->SetView(this); |
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576 |
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577 iEngine->CancelSdpAgent(); |
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578 iEngine->DeleteSdpAgent(); |
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579 |
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580 err = iEngine->BluetoothReady(); |
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581 LeaveIfErr(err, _L("Bluetooth not ready")); |
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582 |
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583 iEngine->DisplayLocalInfoL(); |
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584 |
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585 } |
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586 |
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587 |
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588 //make a list of UUID filters, values and strings |
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589 void CCmdBtsvc::DoListUuidFilterL() |
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590 { |
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591 TInt err; |
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592 iEngine = CBtServicesEng::NewL(); |
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593 iEngine->SetView(this); |
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594 |
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595 iEngine->CancelSdpAgent(); |
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596 iEngine->DeleteSdpAgent(); |
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597 |
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598 err = iEngine->BluetoothReady(); |
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599 LeaveIfErr(err, _L("Bluetooth not ready")); |
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600 |
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601 |
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602 iEngine->MakeTextUUIDList(); |
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603 } |
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604 |
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605 |
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606 EXE_BOILER_PLATE(CCmdBtsvc) |
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607 |
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608 #ifdef SUPPORT_ONOFF |
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609 |
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610 TBool CCmdBtsvc::GetPowerStateL() |
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611 { |
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612 if (!iSettings) |
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613 { |
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614 TRAPL(iSettings = CBTEngSettings::NewL(NULL), _L("Couldn't construct CBTEngSettings")); |
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615 } |
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616 TBTPowerStateValue state; |
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617 LeaveIfErr(iSettings->GetPowerState(state), _L("Couldn't read BT power state")); |
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618 return state == EBTPowerOn; |
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619 } |
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620 |
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621 void CCmdBtsvc::ShowStatusL() |
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622 { |
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623 if (GetPowerStateL()) |
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624 { |
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625 Printf(_L("Bluetooth is enabled.\r\n")); |
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626 } |
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627 else |
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628 { |
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629 Printf(_L("Bluetooth is disabled.\r\n")); |
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630 } |
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631 } |
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632 |
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633 void CCmdBtsvc::SetEnabledL(TBool aEnable) |
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634 { |
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635 TBool on = GetPowerStateL(); |
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636 if (on && !aEnable) |
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637 { |
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638 LeaveIfErr(iSettings->SetPowerState(EBTPowerOff), _L("Couldn't set power state")); |
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639 } |
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640 else if (!on && aEnable) |
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641 { |
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642 LeaveIfErr(iSettings->SetPowerState(EBTPowerOn), _L("Couldn't set power state")); |
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643 } |
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644 } |
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645 |
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646 #endif |