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1 // Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // |
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15 |
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16 #include "panhelperdevicediscoverer.h" |
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17 using namespace PanHelper; |
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18 |
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19 CPanHelperDeviceDiscoverer* CPanHelperDeviceDiscoverer::NewL() |
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20 /** |
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21 Return a newly constructed device discoverer |
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22 */ |
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23 { |
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24 CPanHelperDeviceDiscoverer* self = new (ELeave) CPanHelperDeviceDiscoverer; |
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25 CleanupStack::PushL(self); |
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26 self->ConstructL(); |
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27 CleanupStack::Pop(self); |
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28 return self; |
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29 } |
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30 |
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31 CPanHelperDeviceDiscoverer::~CPanHelperDeviceDiscoverer() |
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32 /** |
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33 Clean up |
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34 */ |
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35 { |
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36 iDeviceAddresses.Close(); |
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37 iHostResolver.Close(); |
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38 iSockServ.Close(); |
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39 } |
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40 |
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41 void CPanHelperDeviceDiscoverer::RunL() |
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42 /** |
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43 Found a new device |
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44 */ |
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45 { |
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46 if(iStatus==KErrNone) |
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47 { |
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48 TBTDevAddr newDevAddr(static_cast<TInquirySockAddr>(iNameEntry().iAddr).BTAddr()); |
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49 TInt index = iDeviceAddresses.Find(newDevAddr); |
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50 if(index != KErrNotFound) |
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51 { |
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52 TPckg<TBTDevAddr> devAddrBuf(iDeviceAddresses[index]); |
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53 iRemDevAddrBuf->Copy(devAddrBuf); |
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54 User::RequestComplete(iClientStatus, KErrNone); |
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55 Cancel(); |
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56 } |
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57 else |
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58 { |
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59 iHostResolver.Next(iNameEntry, iStatus); |
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60 SetActive(); |
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61 } |
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62 } |
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63 else |
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64 { |
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65 User::RequestComplete(iClientStatus, iStatus.Int()); |
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66 Cancel(); |
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67 } |
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68 } |
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69 |
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70 void CPanHelperDeviceDiscoverer::DoCancel() |
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71 /** |
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72 Cancel HostResolver |
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73 */ |
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74 { |
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75 iHostResolver.Cancel(); |
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76 } |
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77 |
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78 void CPanHelperDeviceDiscoverer::FindDevice(TDesC& aDeviceAddrList, TDes8& aDeviceAddr, TRequestStatus& aStatus) |
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79 /** |
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80 Start a generic inquiry |
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81 */ |
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82 { |
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83 iRemDevAddrBuf = (TPckgBuf<TBTDevAddr>*) &aDeviceAddr; |
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84 iClientStatus = &aStatus; |
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85 ConvertListToArray(aDeviceAddrList); |
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86 iHostResolver.GetByAddress(iInquiryAddr, iNameEntry, iStatus); |
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87 SetActive(); |
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88 } |
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89 |
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90 void CPanHelperDeviceDiscoverer::CancelFindDevice() |
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91 /** |
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92 Cancel |
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93 */ |
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94 { |
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95 Cancel(); |
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96 User::RequestComplete(iClientStatus, KErrCancel); |
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97 } |
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98 |
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99 CPanHelperDeviceDiscoverer::CPanHelperDeviceDiscoverer() : |
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100 CActive(EPriorityStandard) |
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101 /** |
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102 Constructor |
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103 */ |
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104 { |
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105 CActiveScheduler::Add(this); |
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106 iInquiryAddr.SetIAC(KGIAC); |
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107 iInquiryAddr.SetAction(KHostResInquiry); // don't need device names here |
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108 } |
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109 |
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110 void CPanHelperDeviceDiscoverer::ConstructL() |
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111 /** |
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112 Initialise |
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113 */ |
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114 { |
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115 User::LeaveIfError(iSockServ.Connect()); |
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116 User::LeaveIfError(iHostResolver.Open(iSockServ, KBTAddrFamily, KBTLinkManager)); |
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117 } |
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118 |
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119 void CPanHelperDeviceDiscoverer::ConvertListToArray(TDesC& aDeviceAddrList) |
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120 /** |
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121 Put the comma-separated list of readable BT device addresses into an array |
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122 */ |
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123 { |
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124 TBTDevAddr devAddr; |
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125 TLex lex(aDeviceAddrList); |
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126 |
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127 TChar charComma(KCharComma); // this weird construct is needed to prevent us needing static data |
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128 while(lex.Peek()!=charComma && !lex.Eos()) |
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129 { |
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130 lex.Mark(); |
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131 while((lex.Get()!=charComma) && !lex.Eos()) |
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132 { |
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133 |
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134 } |
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135 devAddr.SetReadable(lex.MarkedToken()); |
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136 |
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137 // This is a best efforst service. If we can't add the address |
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138 // to our search list we'll just continue with the ones we could. |
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139 (void)iDeviceAddresses.Append(devAddr); |
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140 } |
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141 } |