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1 // Copyright (c) 1997-2009 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 // AT Escape to command (online) mode |
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15 // |
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16 // |
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17 |
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18 #include <commsdattypesv1_1.h> |
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19 #include <cdblen.h> |
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20 #include "ATESCAPE.H" |
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21 #include "mSLOGGER.H" |
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22 #include "PHONE.H" |
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23 #include "ATIO.H" |
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24 |
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25 CATSetToOnlineCommandMode* CATSetToOnlineCommandMode::NewL(CATIO* aIo,CTelObject* aTelObject,CPhoneGlobals* aPhoneGlobals) |
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26 { |
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27 return new(ELeave) CATSetToOnlineCommandMode(aIo,aTelObject,aPhoneGlobals); |
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28 } |
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29 |
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30 CATSetToOnlineCommandMode::CATSetToOnlineCommandMode(CATIO* aIo,CTelObject* aTelObject,CPhoneGlobals* aPhoneGlobals) |
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31 : CATBase(aIo,aTelObject,aPhoneGlobals) |
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32 {} |
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33 |
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34 CATSetToOnlineCommandMode::~CATSetToOnlineCommandMode() |
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35 {} |
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36 |
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37 void CATSetToOnlineCommandMode::StartEscapeSequence(CATCommands* aPendingCommand,TTsyReqHandle aTsyReqHandle, TAny* aParams) |
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38 // |
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39 // Begin the escape sequence with the guard time pause |
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40 // |
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41 { |
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42 LOGTEXT(_L8("Starting Escape Command")); |
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43 iPendingCommand = aPendingCommand; |
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44 iReqHandle = aTsyReqHandle; |
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45 iParams = aParams; |
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46 iIo->SetTimeOut(this,KLengthOfGuardTime*20); |
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47 iState = EWaitForATSilence; |
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48 } |
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49 |
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50 void CATSetToOnlineCommandMode::StopEscapeSequence(TTsyReqHandle aTsyReqHandle) |
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51 // |
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52 // Attempt to stop the escape sequence |
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53 // |
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54 { |
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55 __ASSERT_ALWAYS(aTsyReqHandle == iReqHandle,Panic(EIllegalTsyReqHandle)); |
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56 LOGTEXT(_L8("Cancelling Escape Sequence")); |
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57 iIo->RemoveExpectString(iOKExpectString); |
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58 iOKExpectString=NULL; |
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59 iIo->WriteAndTimerCancel(this); |
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60 iPendingCommand->Owner()->ReqCompleted(iReqHandle,KErrCancel); |
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61 if (iState != EWaitForATSilence) |
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62 // if nothing has been sent yet, can remain in On line Data Mode |
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63 { |
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64 iPhoneGlobals->iPhoneStatus.iMode=RPhone::EModeOnlineCommand; |
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65 } |
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66 } |
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67 |
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68 void CATSetToOnlineCommandMode::CompleteWithIOError(TEventSource /*aSource*/,TInt aStatus) |
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69 { |
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70 LOGTEXT(_L8("Error in Escape sequence")); |
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71 iIo->WriteAndTimerCancel(this); |
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72 iPendingCommand->Owner()->ReqCompleted(iReqHandle, aStatus); |
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73 } |
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74 |
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75 void CATSetToOnlineCommandMode::EventSignal(TEventSource aSource) |
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76 { |
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77 if ((aSource==ETimeOutCompletion) && (iState!=EWaitForATSilence)) |
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78 { |
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79 LOGTEXT(_L8("Timeout Error during Escape Sequence")); |
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80 iIo->RemoveExpectStrings(this); |
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81 iOKExpectString=NULL; |
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82 iPhoneGlobals->iPhoneStatus.iInitStatus=EPhoneNotInitialised; |
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83 iPendingCommand->Owner()->ReqCompleted(iReqHandle,KErrTimedOut); |
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84 return; |
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85 } |
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86 |
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87 switch(iState) |
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88 { |
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89 case EWaitForATSilence: |
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90 { |
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91 __ASSERT_ALWAYS(aSource==ETimeOutCompletion,Panic(EATCommand_IllegalCompletionWaitExpected)); |
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92 TBuf8<KCommsDbSvrMaxFieldLength> escapeChar; |
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93 TInt ret = iPhoneGlobals->iConfiguration->ConfigModemString(TPtrC(KCDTypeNameEscapeCharacter),escapeChar); |
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94 if (ret) |
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95 { |
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96 iPendingCommand->Owner()->ReqCompleted(iReqHandle,ret); |
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97 break; |
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98 } |
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99 iTxBuffer.Format(_L8("%S%S%S"),&escapeChar,&escapeChar,&escapeChar); |
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100 iIo->Write(this,iTxBuffer); |
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101 iIo->SetTimeOut(this,KOneSecondPause); |
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102 if (!(iIo->ReadPending())) |
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103 iIo->Read(); |
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104 iState=EWaitForWriteCompletion; |
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105 } |
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106 break; |
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107 |
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108 case EWaitForWriteCompletion: |
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109 __ASSERT_ALWAYS(aSource==EWriteCompletion,Panic(EATCommand_IllegalCompletionWaitExpected)); |
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110 if (!iOKExpectString) |
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111 iOKExpectString = iIo->AddExpectString(this,KOkString); |
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112 iIo->SetTimeOut(this); |
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113 iState=EWaitForATEscapeOK; |
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114 break; |
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115 |
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116 case EWaitForATEscapeOK: |
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117 __ASSERT_ALWAYS(aSource==EReadCompletion,Panic(EATCommand_IllegalCompletionReadExpected)); |
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118 { |
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119 TInt ret(ValidateExpectString()); |
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120 if (ret) |
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121 { |
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122 iPendingCommand->Owner()->ReqCompleted(iReqHandle,ret); |
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123 } |
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124 else |
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125 { |
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126 iPhoneGlobals->iPhoneStatus.iMode=RPhone::EModeOnlineCommand; |
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127 iPendingCommand->Start(iReqHandle,iParams); |
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128 } |
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129 } |
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130 iIo->WriteAndTimerCancel(this); |
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131 iIo->RemoveExpectString(iOKExpectString); |
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132 iOKExpectString=NULL; |
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133 break; |
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134 } |
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135 } |