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1 /* |
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2 * Copyright (c) 2002-2005 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: In this state, a stereo audio accessory is configuring us. |
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15 * |
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16 */ |
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17 |
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18 |
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19 |
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20 |
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21 // INCLUDE FILES |
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22 #include "btsacStateConfiguring.h" |
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23 #include "btsacStateConfigured.h" |
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24 #include "btsacStateListening.h" |
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25 #include "btsacStateAborting.h" |
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26 #include "btsacactive.h" |
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27 #include "btsacGavdp.h" |
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28 #include "btsacSEPManager.h" |
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29 #include "btsacStreamerController.h" |
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30 #include "debug.h" |
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31 |
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32 // A2DP codec-specific element definitions |
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33 // in bluetoothAV.h |
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34 using namespace SymbianBluetoothAV; |
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35 |
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36 // Subband codec-specific values |
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37 // in bluetoothAV.h |
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38 using namespace SymbianSBC; |
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39 |
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40 |
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41 // ================= MEMBER FUNCTIONS ======================= |
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42 |
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43 // ----------------------------------------------------------------------------- |
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44 // CBtsacConfiguring::NewL |
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45 // ----------------------------------------------------------------------------- |
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46 // |
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47 CBtsacConfiguring* CBtsacConfiguring::NewL(CBTSAController& aParent, TSEID aLocalSEID, TSEID aRemoteSEID) |
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48 { |
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49 CBtsacConfiguring* self = new( ELeave ) CBtsacConfiguring(aParent, aLocalSEID, aRemoteSEID); |
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50 return self; |
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51 } |
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52 |
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53 // ----------------------------------------------------------------------------- |
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54 // CBtsacConfiguring::CBtsacConfiguring |
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55 // ----------------------------------------------------------------------------- |
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56 // |
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57 CBtsacConfiguring::CBtsacConfiguring(CBTSAController& aParent, TSEID aLocalSEID, TSEID aRemoteSEID) |
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58 : CBtsacState(aParent, EStateConfiguring), iLocalSEID(aLocalSEID), iRemoteSEID(aRemoteSEID), |
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59 iSEPFound(EFalse), iRemoteSEPIndex(0), iAudioOpenedBy(EAudioOpenedByNone) |
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60 { |
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61 } |
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62 |
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63 // ----------------------------------------------------------------------------- |
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64 // CBtsacConfiguring::~CBtsacConfiguring |
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65 // ----------------------------------------------------------------------------- |
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66 // |
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67 CBtsacConfiguring::~CBtsacConfiguring() |
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68 { |
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69 TRACE_FUNC |
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70 } |
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71 |
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72 // ----------------------------------------------------------------------------- |
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73 // CBtsacConfiguring::EnterL |
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74 // ----------------------------------------------------------------------------- |
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75 // |
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76 void CBtsacConfiguring::EnterL() |
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77 { |
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78 TRACE_STATE(_L("[BTSAC State] Configuring")) |
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79 _LIT(KName, "CBtsacStateConfiguring"); |
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80 const TDesC& Name = KName; |
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81 Parent().iGavdp->RegisterObserver(this, Name); |
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82 |
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83 if ( iLocalSEID.SEID() != 1) // we have only one local SEP, SBC |
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84 { |
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85 TRACE_INFO((_L("CBtsacConfiguring::EnterL() Wrong Local SEP being configured !!!"))) |
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86 } |
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87 |
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88 // we have registered only one local SBC SEP, so aRemoteSEID should be a SBC Audio SEP, |
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89 // atleast we assume that. So stash it as SBC Audio SEP |
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90 TAvdtpSEPInfo info = TAvdtpSEPInfo(); |
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91 info.SetIsSink(ETrue); |
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92 info.SetMediaType(EAvdtpMediaTypeAudio); |
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93 info.SetSEID(iRemoteSEID); |
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94 TRAPD(err, Parent().iRemoteSEPs->NewSEPL(info)); |
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95 if (!err) |
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96 { |
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97 Parent().iRemoteSEPs->SetState(info.SEID(), CBTSACStreamEndPoint::EDiscoveredRemote, &info); |
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98 } |
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99 else // internal problem |
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100 { |
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101 CancelActionL(KErrCancel, EGavdpResetReasonGeneral); |
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102 } |
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103 } |
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104 |
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105 // ----------------------------------------------------------------------------- |
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106 // CBtsacConfiguring::CancelActionL |
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107 // ----------------------------------------------------------------------------- |
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108 // |
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109 void CBtsacConfiguring::CancelActionL(TInt aError, TBTSACGavdpResetReason aGavdpReset) |
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110 { |
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111 TRACE_FUNC |
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112 Parent().CompletePendingRequests((KConnectReq | KOpenAudioReq), aError); |
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113 Parent().ChangeStateL(CBtsacListening::NewL(Parent(), aGavdpReset, aError)); |
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114 } |
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115 |
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116 // ----------------------------------------------------------------------------- |
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117 // CBtsacConfiguring::CancelConnectL |
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118 // ----------------------------------------------------------------------------- |
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119 // |
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120 void CBtsacConfiguring::CancelConnectL() |
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121 { |
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122 TRACE_FUNC |
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123 CancelActionL(KErrCancel, EGavdpResetReasonGeneral); // do no cancel till gavdp_error call back recieved |
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124 } |
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125 |
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126 // ----------------------------------------------------------------------------- |
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127 // CBtsacConfiguring::OpenAudioLinkL |
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128 // ----------------------------------------------------------------------------- |
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129 // |
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130 void CBtsacConfiguring::OpenAudioLinkL(const TBTDevAddr& /*aAddr*/) |
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131 { |
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132 TRACE_FUNC |
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133 // Handle open audio completion later, after configuration is ready (completion will happen |
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134 // in CBtsacConfigured state after we receive GAVDP_StartIndication). |
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135 } |
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136 |
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137 // ----------------------------------------------------------------------------- |
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138 // CBtsacConfiguring::DisconnectL |
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139 // ----------------------------------------------------------------------------- |
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140 // |
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141 void CBtsacConfiguring::DisconnectL() |
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142 { |
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143 TRACE_FUNC |
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144 Parent().CompletePendingRequests(KDisconnectReq, KErrNone); |
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145 CancelActionL(KErrCancel, EGavdpResetReasonGeneral); |
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146 } |
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147 |
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148 // ----------------------------------------------------------------------------- |
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149 // CBtsacConfiguring::GAVDP_BearerReady |
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150 // ----------------------------------------------------------------------------- |
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151 // |
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152 void CBtsacConfiguring::GAVDP_BearerReady(RSocket aNewSocket, const TAvdtpSockAddr& aAddr) |
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153 { |
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154 TRACE_INFO((_L("CBtsacConfiguring::GAVDP_BearerReady() SEID: %d"), aAddr.SEID().SEID())) |
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155 (void) aAddr.SEID(); |
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156 Parent().NewAccessory(Parent().GetRemoteAddr()); |
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157 |
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158 // If there is pending connect request, complete it. |
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159 Parent().CompletePendingRequests(KConnectReq, KErrNone); |
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160 |
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161 // only one socket in this implementation at the moment, |
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162 // as we dont have recovery and reporting yet |
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163 TRAP_IGNORE(Parent().ChangeStateL(CBtsacConfigured::NewL(Parent(), aNewSocket, iAudioOpenedBy, EStreamConfiguredBySink))); |
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164 } |
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165 |
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166 // ----------------------------------------------------------------------------- |
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167 // CBtsacConfiguring::GAVDP_ConfigurationIndication |
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168 // ----------------------------------------------------------------------------- |
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169 // |
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170 TInt CBtsacConfiguring::GAVDP_ConfigurationIndication(TAvdtpServiceCapability* aCapability) |
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171 { |
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172 TRACE_FUNC |
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173 Parent().iRemoteSEPs->StoreCaps(iRemoteSEPIndex, aCapability); |
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174 if ( aCapability->Category() == EServiceCategoryMediaCodec ) |
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175 { |
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176 TAvdtpMediaCodecCapabilities& codecCaps = static_cast<TAvdtpMediaCodecCapabilities&>(*aCapability); |
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177 if ( codecCaps.MediaCodecType() == EAudioCodecSBC ) // found SEP that we are interested in |
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178 { |
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179 TRACE_INFO((_L("CBtsacConfiguring::GAVDP_SEPCapability() Found SBC Audio Sink SEP !!!"))) |
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180 iSEPFound = ETrue; |
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181 Parent().SetSEPIndex(iRemoteSEPIndex); |
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182 } |
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183 } |
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184 return KErrNone; |
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185 } |
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186 |
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187 // ----------------------------------------------------------------------------- |
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188 // CBtsacConfiguring::GAVDP_ConfigurationEndIndication |
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189 // ----------------------------------------------------------------------------- |
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190 // |
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191 TInt CBtsacConfiguring::GAVDP_ConfigurationEndIndication() |
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192 { |
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193 TRACE_FUNC |
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194 if ( iSEPFound ) // proposed SEP has SBC (and media transport!) caps |
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195 { |
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196 RPointerArray<TAvdtpServiceCapability> SEPCapabilities; |
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197 if ((Parent().iRemoteSEPs->GetCaps(Parent().GetSEPIndex(), SEPCapabilities)) ) |
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198 { |
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199 TRACE_INFO((_L("CBtsacConfiguring::GAVDP_ConfigurationEndIndication() Couldn't retrieve Capabilities !"))) |
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200 SEPCapabilities.Close(); |
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201 TRAPD(err, CancelActionL(KErrCancel, EGavdpResetReasonGeneral)); |
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202 if(err) |
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203 { |
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204 return KErrNoMemory; |
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205 } |
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206 return KErrGeneral; |
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207 } |
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208 TRACE_INFO((_L("CBtsacConfiguring::GAVDP_ConfigurationEndIndication() Retrieve %d capabilities"), SEPCapabilities.Count())) |
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209 // loop through all capablities to find sbc codec capablities |
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210 TSBCCodecCapabilities SBCCaps; |
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211 TAvdtpMediaTransportCapabilities MedTransCaps; |
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212 for (TInt index=0; index < SEPCapabilities.Count(); index++) |
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213 { |
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214 TAvdtpServiceCapability* cap = SEPCapabilities[index]; |
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215 TAvdtpServiceCategory cat = cap->Category(); |
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216 if ( cat == EServiceCategoryMediaCodec ) |
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217 { |
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218 SBCCaps = static_cast<TSBCCodecCapabilities&>(*cap); |
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219 TRACE_INFO((_L("CBtsacConfiguring::GAVDP_ConfigurationEndIndication() SBC Caps retrieved."))) |
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220 } |
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221 else if ( cat == EServiceCategoryMediaTransport ) |
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222 { |
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223 MedTransCaps = static_cast<TAvdtpMediaTransportCapabilities&>(*cap); |
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224 TRACE_INFO((_L("CBtsacConfiguring::GAVDP_ConfigurationEndIndication() Media Transport Caps retrieved."))) |
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225 } |
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226 } |
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227 SEPCapabilities.Close(); |
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228 |
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229 //Parent().StoreAccInfo(); // stores iRemoteSEPs (SEPManager) into database |
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230 |
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231 // Check if headset's capabilities suits us |
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232 TRACE_INFO((_L("CBtsacConfiguring::GAVDP_ConfigurationEndIndication() Accessory Sampling Frequencies: %d"), SBCCaps.SamplingFrequencies())) |
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233 TRACE_INFO((_L("CBtsacConfiguring::GAVDP_ConfigurationEndIndication() Accessory Channel modes: %d"), SBCCaps.ChannelModes())) |
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234 TRACE_INFO((_L("CBtsacConfiguring::GAVDP_ConfigurationEndIndication() Accessory Blocks: %d"), SBCCaps.BlockLengths())) |
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235 TRACE_INFO((_L("CBtsacConfiguring::GAVDP_ConfigurationEndIndication() Accessory SubBands: %d"), SBCCaps.Subbands())) |
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236 TRACE_INFO((_L("CBtsacConfiguring::GAVDP_ConfigurationEndIndication() Accessory Alloc method: %d"), SBCCaps.AllocationMethods())) |
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237 TRACE_INFO((_L("CBtsacConfiguring::GAVDP_ConfigurationEndIndication() Accessory Max bitpool: %d"), SBCCaps.MaxBitpoolValue())) |
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238 TRACE_INFO((_L("CBtsacConfiguring::GAVDP_ConfigurationEndIndication() Accessory Min bitpool: %d"), SBCCaps.MinBitpoolValue())) |
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239 if (Parent().iStreamer->ConfigureSEP(SBCCaps) ) |
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240 { |
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241 TRACE_INFO((_L("CBtsacConfiguring::GAVDP_ConfigurationEndIndication() Streamer couldn't configure SEP !"))) |
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242 TRAPD(err, CancelActionL(KErrCancel, EGavdpResetReasonGeneral)); |
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243 if(err) |
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244 { |
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245 return KErrNoMemory; |
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246 } |
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247 return KErrGeneral; // capabilites doesn't suit us |
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248 } |
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249 // Everyting has been done on behalf of us, let's wait GAVDP_BearerReady indication. |
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250 TRACE_INFO((_L("CBtsacConfiguring::GAVDP_ConfigurationEndIndication() completed"))) |
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251 return KErrNone; |
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252 } |
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253 else |
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254 { |
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255 return KErrNotFound; // remote is missing SBC (or media transport!) caps in SEP it proposed |
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256 } |
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257 } |
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258 |
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259 // ------------------------------------------------------------- |
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260 // CBtsacConfiguring::GAVDP_StartIndication |
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261 // ------------------------------------------------------------- |
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262 // |
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263 TInt CBtsacConfiguring::GAVDP_StartIndication(TSEID aLocalSEID) |
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264 { |
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265 TRACE_INFO((_L("CBtsacConfiguring::GAVDP_StartIndication(), LocalSEID:%d"), aLocalSEID.SEID())) |
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266 (void)aLocalSEID; |
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267 |
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268 // accessory has send this indication right after GAVDP_ConfigurationEndIndication |
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269 // but we must be waiting for Gavdp_BearerReady. In order to solve this, just flag |
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270 // our indication that an open audio request exists |
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271 // CBtsacConfigured state can use this indication to start audio automatically then later |
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272 |
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273 // If we have already audio open request pending (from accessory FW), let keep it that way. |
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274 // We have to complete open audio request later |
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275 if(!Parent().IsOpenAudioReqFromAccFWPending()) |
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276 { |
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277 iAudioOpenedBy = EAudioOpenedByAcc; |
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278 } |
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279 return KErrNone; |
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280 } |
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281 |
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282 // ----------------------------------------------------------------------------- |
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283 // CBtsacConfiguring::HandleGavdpErrorL |
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284 // ----------------------------------------------------------------------------- |
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285 // |
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286 void CBtsacConfiguring::HandleGavdpErrorL(TInt aError) |
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287 { |
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288 TRACE_FUNC |
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289 switch(aError) |
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290 { |
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291 case KErrAvdtpRequestTimeout: // -18005 |
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292 { |
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293 TRACE_INFO((_L("CBtsacConfiguring::HandleGavdpErrorL() Request TIMEOUT"))) |
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294 // Go to listening state, gavdp will be shutdown in listening state |
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295 CancelActionL(KErrDisconnected, EGavdpResetReasonNone); |
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296 break; |
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297 } |
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298 |
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299 case KErrHCILinkDisconnection: // -6305 |
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300 case KErrDisconnected: // -36 |
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301 { |
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302 TRACE_INFO((_L("CBtsacConfiguring::HandleGavdpErrorL() Signalling disconnected."))) |
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303 // for both outgoing or incoming connection, if we have an error, |
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304 // this means there is disconnection |
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305 CancelActionL(aError, EGavdpResetReasonNone); |
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306 break; |
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307 } |
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308 |
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309 default: |
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310 //case KErrNotReady: // -18 |
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311 //case KErrInUse: // -14 |
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312 { |
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313 CancelActionL(KErrDisconnected, EGavdpResetReasonGeneral); |
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314 break; |
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315 } |
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316 } |
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317 } |
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318 |
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319 // End of File |