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1 /* |
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2 * Copyright (c) 2006 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: |
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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 #ifndef MUSAVASIPDEFAULTHANDLER_H |
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20 #define MUSAVASIPDEFAULTHANDLER_H |
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21 |
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22 // INCLUDES |
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23 #include "musavasipconnectionadapter.h" |
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24 #include "sipconnection.h" |
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25 |
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26 #include <e32base.h> |
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27 #include <sipinvitedialogassoc.h> |
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28 #include <sipservertransaction.h> |
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29 |
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30 // FORWARD DECLARATIONS |
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31 class CSIPDialogAssocBase; |
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32 //class CSIPInviteDialogAssoc; |
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33 class CSIPRegistrationBinding; |
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34 class CSIPDialog; |
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35 class CSIPTransactionBase; |
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36 //class CSIPServerTransaction; |
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37 |
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38 // CLASS DECLARATION |
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39 |
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40 /** |
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41 * @publishedAll |
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42 * @released |
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43 * |
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44 * An interface to be implemented by users of CSIPConnection. |
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45 * Interface allows to be able to receive requests, responses, connection state |
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46 * notifications and error notifications from sip stack. |
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47 * |
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48 * Note: The client must not delete related CSIPConnection object |
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49 * during the execution of the interface function. |
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50 * |
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51 * @lib n/a |
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52 */ |
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53 |
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54 class CMusAvaSipDefaultHandler : public CBase, |
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55 public MMusAvaSipConnectionAdapter |
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56 { |
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57 public: |
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58 /** |
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59 * A SIP request outside a dialog has been received from the network. |
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60 * |
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61 * @pre aTransaction != 0 |
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62 * @param aTransaction SIP server transaction. The ownership is |
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63 * transferred. |
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64 */ |
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65 virtual TInt IncomingRequest (CSIPServerTransaction* |
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66 aTransaction) |
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67 { |
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68 delete aTransaction; |
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69 return KErrNone; |
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70 } |
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71 |
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72 /** |
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73 * A SIP request within a dialog has been received from the network. |
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74 * The client must resolve the actual dialog association to which |
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75 * this request belongs. |
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76 * |
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77 * @pre aTransaction != 0 |
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78 * @param aTransaction SIP server transaction. The ownership is |
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79 * transferred. |
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80 * @param aDialog the dialog that this transaction belongs to. |
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81 */ |
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82 virtual TInt IncomingRequest (CSIPServerTransaction* aTransaction, |
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83 CSIPDialog& /*aDialog*/) |
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84 { |
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85 delete aTransaction; |
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86 return KErrNone; |
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87 } |
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88 |
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89 /** |
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90 * A SIP response received from the network. |
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91 * |
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92 * @param aTransaction contains response elements. |
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93 */ |
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94 virtual TInt IncomingResponse (CSIPClientTransaction& |
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95 /*aTransaction*/) { return KErrNone; } |
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96 |
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97 /** |
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98 * A SIP response received from the network that is within a dialog |
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99 * association or creates a dialog association. |
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100 * |
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101 * @param aTransaction contains response elements. |
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102 * @param aDialogAssoc a dialog association. |
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103 */ |
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104 virtual TInt IncomingResponse ( |
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105 CSIPClientTransaction& /*aTransaction*/, |
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106 CSIPDialogAssocBase& /*aDialogAssoc*/) { return KErrNone; } |
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107 |
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108 /** |
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109 * Multiple SIP responses have been received to the single INVITE due |
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110 * to the forking proxy. Note that each response creates a separate |
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111 * INVITE dialog association. |
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112 * Multiple responses can arrive until SIP stack completes UAC core |
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113 * INVITE transaction. |
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114 * If clients deletes INVITE transaction after first SIP response |
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115 * other possible responses will be consumed by the implementation. |
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116 * |
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117 * @param aTransaction contains response elements |
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118 * @param aDialogAssoc INVITE dialog association; the ownership is |
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119 * transferred |
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120 */ |
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121 virtual TInt IncomingResponse ( |
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122 CSIPClientTransaction& /*aTransaction*/, |
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123 CSIPInviteDialogAssoc* aDialogAssoc) |
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124 { |
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125 delete aDialogAssoc; |
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126 return KErrNone; |
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127 } |
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128 |
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129 /** |
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130 * A SIP response related a registration binding or an error response |
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131 * that is related to registration binding has been received |
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132 * from the network. |
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133 * |
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134 * @param aTransaction contains response elements |
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135 * @param aRegistration registration binding this transaction belongs to |
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136 */ |
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137 virtual TInt |
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138 IncomingResponse (CSIPClientTransaction& /*aTransaction*/, |
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139 CSIPRegistrationBinding& /*aRegistration*/) { return KErrNone; } |
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140 |
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141 /** |
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142 * An asynchronous error has occurred in the stack related to the |
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143 * request indicated by the given transaction. |
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144 * |
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145 * @param aError system wide or SIP error code |
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146 * @param aTransaction failed transaction |
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147 * @param aSIPConnection a SIP connection |
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148 */ |
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149 virtual TInt ErrorOccured (TInt /*aError*/, |
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150 CSIPTransactionBase& /*aTransaction*/) { return KErrNone; } |
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151 |
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152 /** |
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153 * An asynchronous error has occurred in the stack related |
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154 * to the request indicated by the given transaction. |
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155 * |
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156 * @param aError system wide or SIP error code |
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157 * @param aTransaction the failed transaction |
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158 * @param aRegistration the failed registration binding |
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159 */ |
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160 virtual TInt ErrorOccured (TInt /*aError*/, |
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161 CSIPClientTransaction& /*aTransaction*/, |
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162 CSIPRegistrationBinding& /*aRegistration*/) { return KErrNone; } |
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163 |
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164 /** |
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165 * An asynchronous error has occured related to a request within |
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166 * an existing dialog. |
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167 * |
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168 * @param aError system wide or SIP error code |
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169 * @param aTransaction the failed transaction. |
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170 * @param aDialogAssoc the failed dialog associoation. |
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171 */ |
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172 virtual TInt ErrorOccured ( |
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173 TInt /*aError*/, |
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174 CSIPTransactionBase& /*aTransaction*/, |
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175 CSIPDialogAssocBase& /*aDialogAssoc*/) { return KErrNone; } |
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176 |
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177 /** |
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178 * An asynchronous error has occured related to a refresh |
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179 * |
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180 * @param aError system wide or SIP error code |
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181 * @param aSIPRefresh original refresh object. |
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182 */ |
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183 virtual TInt ErrorOccured (TInt /*aError*/, CSIPRefresh& /*aSIPRefresh*/) { return KErrNone; } |
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184 |
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185 /** |
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186 * An asynchronous error has occured related to a periodical refresh |
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187 * that relates to a registration. |
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188 * |
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189 * @param aError system wide or SIP error code; |
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190 * KErrCouldNotConnect if the refresh has failed |
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191 * due to the suspended connection. |
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192 * @param aRegistration associated registration binding |
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193 */ |
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194 virtual TInt ErrorOccured (TInt /*aError*/, |
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195 CSIPRegistrationBinding& /*aRegistration*/) { return KErrNone; } |
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196 |
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197 /** |
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198 * An asynchronous error has occured related to a periodical refresh |
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199 * that belongs to SIP dialog association. |
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200 * |
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201 * @param aError system wide or SIP error code; |
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202 * KErrCouldNotConnect if the refresh has failed |
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203 * due to the suspended connection. |
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204 * @param aDialogAssoc SIP dialog association. |
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205 */ |
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206 virtual TInt ErrorOccured (TInt /*aError*/, |
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207 CSIPDialogAssocBase& /*aDialogAssoc*/) { return KErrNone; } |
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208 |
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209 /** |
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210 * SIP stack has completed UAC core INVITE transaction 64*T1 seconds |
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211 * after the reception of the first 2xx response. No more 2xx responses |
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212 * can be received to the issued single INVITE. |
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213 * |
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214 * If the INVITE transaction does not create a dialog, or the INVITE |
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215 * transaction encounters an error, this event will not be sent. |
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216 * |
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217 * @param aTransaction a complete UAC core INVITE transaction |
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218 */ |
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219 virtual TInt InviteCompleted (CSIPClientTransaction& /*aTransaction*/) { return KErrNone; } |
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220 |
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221 /** |
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222 * Invite was canceled with the CANCEL |
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223 * @param aTransaction a canceled INVITE UAS transaction |
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224 */ |
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225 virtual TInt InviteCanceled (CSIPServerTransaction& /*aTransaction*/) { return KErrNone; } |
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226 |
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227 /** |
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228 * Connection state has changed. |
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229 * If connection state has changed to EInactive or EUnavailable, |
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230 * SIP stack has removed all stand-alone SIP refreshes, registrations |
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231 * and dialog associations that client requested to refresh. Client may |
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232 * re-issue refresh requests (stand-alone, registration or dialog |
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233 * association related) when connection becomes EActive again. |
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234 * SIP stack also terminates all pending SIP client transactions and no |
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235 * errors are reported back to the client about the terminated |
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236 * transactions nor about removed refreshes in order to avoid event |
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237 * flood. |
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238 * |
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239 * @param aState indicates the current connection state |
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240 */ |
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241 virtual TInt ConnectionStateChanged (CSIPConnection::TState /*aState*/) { return KErrNone; } |
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242 }; |
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243 |
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244 #endif // MUSAVASIPDEFAULTHANDLER_H |