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1 // Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // |
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15 |
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16 /** |
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17 @file |
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18 @internalTechnology |
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19 */ |
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20 |
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21 #include <bluetooth/logger.h> |
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22 #include <es_sock.h> |
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23 #include <bluetoothav.h> |
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24 |
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25 #include "avctpbody.h" |
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26 #include "avctpreceiver.h" |
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27 #include "avctpsender.h" |
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28 #include "avctpremotedevices.h" |
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29 #include "avctpserviceutils.h" |
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30 #include "avctpcommon.h" |
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31 |
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32 #ifdef __FLOG_ACTIVE |
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33 _LIT8(KLogComponent, LOG_COMPONENT_AVCTP_SERVICES); |
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34 #endif |
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35 |
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36 using namespace SymbianAvctp; |
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37 |
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38 /***********************************************************************************/ |
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39 // Construction / Destruction Methods |
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40 |
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41 /** |
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42 Two phase constructor of CAvctpBody. |
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43 @param aNotify the client to notify of AVCTP events |
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44 @param aPid the profile id that the client wishes to use |
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45 @internalComponent |
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46 */ |
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47 CAvctpBody* CAvctpBody::NewL(MAvctpEventNotify& aNotify, TPid aPid, MAvctpChannel*& aPrimaryChannel) |
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48 { |
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49 LOG_STATIC_FUNC |
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50 CAvctpBody* self = CAvctpBody::NewLC(aNotify, aPid, aPrimaryChannel); |
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51 CleanupStack::Pop(self); |
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52 return self; |
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53 } |
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54 |
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55 /** |
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56 Two phase constructor of CAvctpBody which leaves newly created object on cleanupstack |
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57 @param aNotify the client to notify of AVCTP events |
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58 @param aPid the profile id that the client wishes to use |
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59 @internalComponent |
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60 */ |
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61 CAvctpBody* CAvctpBody::NewLC(MAvctpEventNotify& aNotify, TPid aPid, MAvctpChannel*& aPrimaryChannel) |
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62 { |
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63 LOG_STATIC_FUNC |
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64 CAvctpBody* self = new(ELeave) CAvctpBody(aNotify, aPid); |
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65 CleanupStack::PushL(self); |
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66 self->ConstructL(aPrimaryChannel); |
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67 return self; |
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68 } |
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69 |
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70 |
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71 void CAvctpBody::ConstructL(MAvctpChannel*& aPrimaryChannel) |
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72 { |
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73 CONNECT_LOGGER |
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74 LOG_FUNC // must be after tls is created |
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75 |
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76 aPrimaryChannel = NULL; |
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77 |
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78 // Create proxy objects |
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79 iPrimaryChannelProxy = new(ELeave) TPrimaryChannelProxy(*this); |
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80 iSecondaryChannelProxy = new(ELeave) TSecondaryChannelProxy(*this); |
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81 |
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82 // Start establishing AVCTP services |
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83 User::LeaveIfError(iSocketServ.Connect()); |
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84 User::LeaveIfError(iSocketServ.ShareAuto()); |
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85 |
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86 User::LeaveIfError(iAvctpPrimaryDataSocket.Open(iSocketServ, KBTAddrFamily, KSockDatagram, KAVCTP)); |
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87 |
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88 // bind that socket so that the protocol knows what channel it represents |
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89 TAvctpSockAddr addr; |
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90 addr.SetPid(iPid); |
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91 addr.SetChannel(KAvctpPrimaryChannel); |
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92 User::LeaveIfError(iAvctpPrimaryDataSocket.Bind(addr)); |
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93 |
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94 iPrimaryChannelSender = CAvctpSender::NewL(iNotify, iAvctpPrimaryDataSocket, iPid); |
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95 iPrimaryChannelReceiver = CAvctpReceiver::NewL(iNotify, iAvctpPrimaryDataSocket, iPid); |
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96 |
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97 // Needs to be called after the iAvctpControlSocket.Open call |
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98 iRemoteDevices = CAvctpRemoteDevices::NewL(iNotify, iSocketServ, iPid); |
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99 |
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100 // Finally we are done so assign channel interface |
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101 aPrimaryChannel = static_cast<MAvctpChannel*>(iPrimaryChannelProxy); |
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102 } |
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103 |
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104 /** |
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105 c'tor |
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106 @internalComponent |
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107 */ |
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108 CAvctpBody::CAvctpBody(MAvctpEventNotify& aNotify, TPid aPid): |
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109 iNotify(aNotify), |
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110 iPid(aPid) |
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111 { |
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112 LOG_FUNC // okay to be before tls created cause it's not created by the time this function returns |
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113 LOG2(_L("aNotify: 0x%08x, aPid: %d"), &aNotify, aPid) |
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114 } |
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115 |
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116 /** |
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117 d'tor |
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118 @internalComponent |
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119 */ |
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120 CAvctpBody::~CAvctpBody() |
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121 { |
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122 LOG_FUNC |
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123 |
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124 delete iPrimaryChannelSender; |
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125 delete iPrimaryChannelReceiver; |
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126 delete iSecondaryChannelSender; |
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127 delete iSecondaryChannelReceiver; |
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128 delete iRemoteDevices; |
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129 |
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130 iAvctpSecondaryDataSocket.Close(); |
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131 iAvctpPrimaryDataSocket.Close(); |
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132 iSocketServ.Close(); |
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133 |
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134 delete iSecondaryChannelProxy; |
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135 delete iPrimaryChannelProxy; |
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136 |
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137 CLOSE_LOGGER |
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138 } |
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139 |
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140 /***********************************************************************************/ |
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141 // Methods to support RAvctp |
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142 |
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143 void CAvctpBody::Close(RAvctp::TCloseType aImmediacy) |
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144 { |
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145 LOG_FUNC |
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146 |
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147 TRequestStatus status; |
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148 |
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149 if(iAvctpSecondaryDataSocket.SubSessionHandle()) |
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150 { |
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151 iAvctpSecondaryDataSocket.Shutdown(aImmediacy == RAvctp::ENormal ? RSocket::ENormal : RSocket::EImmediate, status); |
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152 User::WaitForRequest(status); |
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153 } |
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154 |
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155 iAvctpPrimaryDataSocket.Shutdown(aImmediacy == RAvctp::ENormal ? RSocket::ENormal : RSocket::EImmediate, status); |
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156 User::WaitForRequest(status); |
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157 |
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158 delete this; |
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159 } |
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160 |
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161 void CAvctpBody::CloseGracefully() |
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162 { |
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163 LOG_FUNC |
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164 |
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165 iNotify.MaenErrorNotify(TBTDevAddr(0), KErrNotSupported); |
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166 } |
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167 |
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168 /** |
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169 Function from the AVCTP spec to request a channel connection to a remote |
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170 entity. |
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171 @return KErrArgument if a NULL TBTDevAddr is provided as an argument or |
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172 another system wide error code |
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173 @internalComponent |
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174 */ |
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175 TInt CAvctpBody::PrimaryChannelAttachRequest(const TBTDevAddr& aBTDevice) |
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176 { |
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177 LOG_FUNC |
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178 |
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179 #ifdef _DEBUG |
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180 TBuf<12> addr; |
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181 aBTDevice.GetReadable(addr); |
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182 LOG1(_L("to BT Device %S"), &addr); |
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183 #endif |
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184 |
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185 return !IsNullAddress(aBTDevice) ? iRemoteDevices->PrimaryChannelAttachRequest(aBTDevice) : KErrArgument; |
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186 } |
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187 |
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188 TBool CAvctpBody::IsAttached(const TBTDevAddr& aBTDevice) |
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189 { |
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190 LOG_FUNC |
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191 return iRemoteDevices->IsAttached(aBTDevice); |
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192 } |
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193 |
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194 /** |
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195 Function from the AVCTP spec to explicitly request disconnection of an existing |
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196 channel. |
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197 @param aBTDevice The remote device to disconnect |
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198 @return KErrArgument if a NULL TBTDevAddr is provided as an argument or |
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199 another system wide error code |
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200 @internalComponent |
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201 */ |
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202 TInt CAvctpBody::PrimaryChannelDetachRequest(const TBTDevAddr& aBTDevice) |
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203 { |
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204 LOG_FUNC |
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205 #ifdef _DEBUG |
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206 TBuf<12> addr; |
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207 aBTDevice.GetReadable(addr); |
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208 LOG1(_L("to BT Device %S"), &addr); |
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209 #endif |
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210 |
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211 return !IsNullAddress(aBTDevice) ? iRemoteDevices->PrimaryChannelDetachRequest(aBTDevice) : KErrArgument; |
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212 } |
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213 |
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214 /** |
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215 Sends AVCTP message |
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216 The Pid to send the message to was given when the client opened the RAvctp object |
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217 used to send this message. |
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218 |
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219 @pre must be connected to remote |
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220 @param aBTDevice device address to which to send message |
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221 @param aTransactionLabel transaction label |
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222 @param aType the message type, i.e. Command or Response |
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223 @param aMessageInformation the contents of the message to send |
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224 @return KErrInUse if the sender AO is active or |
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225 KErrInvalidTransactionLabel if the transaction label was invalid or |
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226 KErrArgument if a NULL TBTDevAddr is provided as an argument or |
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227 another system wide error code |
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228 @internalComponent |
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229 */ |
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230 |
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231 TInt CAvctpBody::SendMessage(const TBTDevAddr& aBTDevice, |
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232 TTransactionLabel aTransactionLabel, |
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233 TMessageType aType, |
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234 const TDesC8& aMessageInformation, |
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235 TBool aIsSecondChannel) |
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236 { |
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237 LOG_FUNC |
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238 |
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239 #ifdef _DEBUG |
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240 TBuf<12> addr; |
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241 aBTDevice.GetReadable(addr); |
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242 LOG1(_L("to BT Device %S"), &addr); |
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243 #endif |
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244 |
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245 LOG2(_L("aTransactionLabel: %d, aType: %d"), aTransactionLabel, aType) |
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246 |
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247 TInt ret = KErrNone; |
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248 if (IsNullAddress(aBTDevice)) |
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249 { |
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250 ret = KErrArgument; |
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251 } |
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252 else if(IsValidTransactionLabel(aTransactionLabel)) |
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253 { |
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254 __ASSERT_ALWAYS(aType == ECommand || aType == EResponse, Panic(EAvctpInvalidMessageType)); |
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255 |
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256 CAvctpSender& sender(aIsSecondChannel ? *iSecondaryChannelSender : *iPrimaryChannelSender); |
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257 ret = sender.SendMessage(aBTDevice, aTransactionLabel, aType, aMessageInformation); |
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258 } |
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259 else |
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260 { |
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261 ret = KErrInvalidTransactionLabel; |
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262 } |
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263 return ret; |
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264 } |
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265 |
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266 |
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267 void CAvctpBody::PrimaryChannelCancelAttach(const TBTDevAddr& aBTDevice) |
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268 { |
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269 LOG_FUNC |
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270 |
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271 #ifdef _DEBUG |
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272 TBuf<12> addr; |
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273 aBTDevice.GetReadable(addr); |
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274 LOG1(_L("to BT Device %S"), &addr); |
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275 #endif |
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276 |
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277 __ASSERT_DEBUG(!IsNullAddress(aBTDevice), Panic(EAvctpNullBTDevAddr)); |
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278 iRemoteDevices->PrimaryChannelCancelAttach(aBTDevice); |
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279 } |
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280 |
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281 void CAvctpBody::PrimaryChannelCancelSend() |
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282 { |
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283 LOG_FUNC |
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284 |
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285 iPrimaryChannelSender->Cancel(); |
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286 } |
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287 |
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288 void CAvctpBody::SecondaryChannelCancelSend() |
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289 { |
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290 LOG_FUNC |
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291 |
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292 iSecondaryChannelSender->Cancel(); |
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293 } |
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294 |
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295 TInt CAvctpBody::InstallSecondaryChannel(MAvctpEventNotify& aSecondChannelObserver, MAvctpChannel*& aSecondaryChannel) |
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296 { |
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297 LOG_FUNC |
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298 TRAPD(err, DoInstallSecondaryChannelL(aSecondChannelObserver, aSecondaryChannel)); |
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299 return err; |
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300 } |
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301 |
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302 void CAvctpBody::DoInstallSecondaryChannelL(MAvctpEventNotify& aSecondChannelObserver, MAvctpChannel*& aSecondaryChannel) |
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303 { |
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304 LOG_FUNC |
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305 LEAVEIFERRORL(iAvctpSecondaryDataSocket.Open(iSocketServ, KBTAddrFamily, KSockDatagram, KAVCTP)); |
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306 |
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307 // bind that socket so that the protocol knows what channel it represents |
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308 TAvctpSockAddr addr; |
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309 addr.SetChannel(KAvctpSecondaryChannel); |
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310 addr.SetPid(iPid); |
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311 User::LeaveIfError(iAvctpSecondaryDataSocket.Bind(addr)); |
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312 |
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313 iSecondaryChannelNotify = &aSecondChannelObserver; |
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314 |
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315 __ASSERT_DEBUG(!iSecondaryChannelSender, Panic(EAvctpSenderAlreadyAllocated)); |
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316 iSecondaryChannelSender = CAvctpSender::NewL(*iSecondaryChannelNotify, iAvctpSecondaryDataSocket, iPid); |
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317 __ASSERT_DEBUG(!iSecondaryChannelReceiver, Panic(EAvctpReceiverAlreadyAllocated)); |
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318 iSecondaryChannelReceiver = CAvctpReceiver::NewL(*iSecondaryChannelNotify, iAvctpSecondaryDataSocket, iPid); |
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319 iRemoteDevices->SetSecondaryChannelNotifyL(&aSecondChannelObserver); |
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320 |
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321 // finally set the interface |
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322 aSecondaryChannel = static_cast<MAvctpChannel*>(iSecondaryChannelProxy); |
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323 } |
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324 |
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325 void CAvctpBody::UninstallSecondaryChannel(RAvctp::TCloseType aImmediacy) |
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326 { |
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327 LOG_FUNC |
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328 |
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329 TRequestStatus status; |
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330 iAvctpSecondaryDataSocket.Shutdown(aImmediacy == RAvctp::ENormal ? RSocket::ENormal : RSocket::EImmediate, status); |
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331 User::WaitForRequest(status); |
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332 |
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333 delete iSecondaryChannelSender; |
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334 iSecondaryChannelSender = NULL; |
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335 delete iSecondaryChannelReceiver; |
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336 iSecondaryChannelReceiver = NULL; |
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337 iSecondaryChannelNotify = NULL; |
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338 iAvctpSecondaryDataSocket.Close(); |
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339 TRAPD(err, iRemoteDevices->SetSecondaryChannelNotifyL(NULL)); |
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340 __ASSERT_DEBUG(err == KErrNone, Panic(EAvctpUnexpectedLeave)); |
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341 (void)(err == KErrNone); // to avoid "variable not used" warning in release mode |
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342 } |
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343 |
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344 TInt CAvctpBody::SecondaryChannelAttachRequest(const TBTDevAddr& aBTDevice) |
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345 { |
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346 LOG_FUNC |
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347 |
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348 #ifdef _DEBUG |
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349 TBuf<12> addr; |
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350 aBTDevice.GetReadable(addr); |
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351 LOG1(_L("to BT Device %S"), &addr); |
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352 #endif |
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353 |
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354 return !IsNullAddress(aBTDevice) ? iRemoteDevices->SecondaryChannelAttachRequest(aBTDevice) : KErrArgument; |
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355 } |
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356 |
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357 TInt CAvctpBody::SecondaryChannelDetachRequest(const TBTDevAddr& aBTDevice) |
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358 { |
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359 LOG_FUNC |
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360 |
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361 #ifdef _DEBUG |
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362 TBuf<12> addr; |
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363 aBTDevice.GetReadable(addr); |
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364 LOG1(_L("to BT Device %S"), &addr); |
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365 #endif |
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366 |
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367 return !IsNullAddress(aBTDevice) ? iRemoteDevices->SecondaryChannelDetachRequest(aBTDevice) : KErrArgument; |
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368 } |
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369 |
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370 void CAvctpBody::SecondaryChannelCancelAttach(const TBTDevAddr& aBTDevice) |
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371 { |
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372 LOG_FUNC |
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373 |
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374 #ifdef _DEBUG |
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375 TBuf<12> addr; |
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376 aBTDevice.GetReadable(addr); |
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377 LOG1(_L("to BT Device %S"), &addr); |
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378 #endif |
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379 |
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380 __ASSERT_DEBUG(!IsNullAddress(aBTDevice), Panic(EAvctpNullBTDevAddr)); |
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381 iRemoteDevices->SecondaryChannelCancelAttach(aBTDevice); |
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382 } |
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383 |
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384 // |
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385 // Channel Proxies |
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386 // |
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387 |
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388 TPrimaryChannelProxy::TPrimaryChannelProxy(CAvctpBody& aBody) |
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389 : iBody(aBody) |
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390 { |
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391 } |
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392 |
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393 TInt TPrimaryChannelProxy::MacAttachRequest(const TBTDevAddr& aBTDevice) |
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394 { |
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395 return iBody.PrimaryChannelAttachRequest(aBTDevice); |
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396 } |
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397 |
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398 TBool TPrimaryChannelProxy::MacIsAttached(const TBTDevAddr& aBTDevice) |
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399 { |
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400 return iBody.IsAttached(aBTDevice); |
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401 } |
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402 |
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403 void TPrimaryChannelProxy::MacCancelAttach(const TBTDevAddr& aBTDevice) |
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404 { |
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405 iBody.PrimaryChannelCancelAttach(aBTDevice); |
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406 } |
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407 |
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408 TInt TPrimaryChannelProxy::MacDetachRequest(const TBTDevAddr& aBTDevice) |
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409 { |
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410 return iBody.PrimaryChannelDetachRequest(aBTDevice); |
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411 } |
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412 |
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413 TInt TPrimaryChannelProxy::MacSendMessage(const TBTDevAddr& aBTDevice, |
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414 SymbianAvctp::TTransactionLabel aTransactionLabel, |
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415 SymbianAvctp::TMessageType aType, |
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416 const TDesC8& aMessageInformation) |
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417 { |
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418 return iBody.SendMessage(aBTDevice, aTransactionLabel, aType, aMessageInformation, EFalse); |
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419 } |
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420 |
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421 void TPrimaryChannelProxy::MacCancelSend() |
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422 { |
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423 iBody.PrimaryChannelCancelSend(); |
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424 } |
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425 |
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426 |
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427 TSecondaryChannelProxy::TSecondaryChannelProxy(CAvctpBody& aBody) |
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428 : iBody(aBody) |
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429 { |
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430 } |
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431 |
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432 TInt TSecondaryChannelProxy::MacAttachRequest(const TBTDevAddr& aBTDevice) |
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433 { |
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434 return iBody.SecondaryChannelAttachRequest(aBTDevice); |
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435 } |
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436 |
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437 TBool TSecondaryChannelProxy::MacIsAttached(const TBTDevAddr& aBTDevice) |
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438 { |
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439 return iBody.IsAttached(aBTDevice); |
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440 } |
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441 |
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442 void TSecondaryChannelProxy::MacCancelAttach(const TBTDevAddr& aBTDevice) |
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443 { |
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444 iBody.SecondaryChannelCancelAttach(aBTDevice); |
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445 } |
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446 |
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447 TInt TSecondaryChannelProxy::MacDetachRequest(const TBTDevAddr& aBTDevice) |
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448 { |
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449 return iBody.SecondaryChannelDetachRequest(aBTDevice); |
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450 } |
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451 |
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452 TInt TSecondaryChannelProxy::MacSendMessage(const TBTDevAddr& aBTDevice, |
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453 SymbianAvctp::TTransactionLabel aTransactionLabel, |
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454 SymbianAvctp::TMessageType aType, |
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455 const TDesC8& aMessageInformation) |
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456 { |
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457 return iBody.SendMessage(aBTDevice, aTransactionLabel, aType, aMessageInformation, ETrue); |
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458 } |
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459 |
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460 void TSecondaryChannelProxy::MacCancelSend() |
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461 { |
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462 iBody.SecondaryChannelCancelSend(); |
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463 } |
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464 |
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465 |