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1 // Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // Name : SIPStrings.cpp |
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15 // Part of : SIP Codec |
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16 // Version : SIP/4.0 |
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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 "sipstrings.h" |
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22 #include "CSIPCodecTlsPtrs.h" |
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23 #include "CSIPStrings.h" |
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24 #include "sipstrconsts.h" |
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25 #include "_sipcodecdefs.h" |
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26 |
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27 |
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28 // ----------------------------------------------------------------------------- |
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29 // SIPStrings::OpenL |
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30 // Opens stringpool owner, leaves if one already exists in TLS |
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31 // ----------------------------------------------------------------------------- |
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32 // |
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33 EXPORT_C void SIPStrings::OpenL() |
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34 { |
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35 CSIPCodecTlsPtrs* tlsPtrs = static_cast<CSIPCodecTlsPtrs*>( Dll::Tls() ); |
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36 if( !tlsPtrs ) |
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37 { |
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38 CSIPStrings* strings = CSIPStrings::NewL(); |
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39 CleanupStack::PushL( strings ); |
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40 tlsPtrs = new(ELeave)CSIPCodecTlsPtrs( strings ); |
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41 CleanupStack::Pop( strings ); |
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42 CleanupStack::PushL( tlsPtrs ); |
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43 User::LeaveIfError( Dll::SetTls( tlsPtrs ) ); |
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44 CleanupStack::Pop( tlsPtrs ); |
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45 } |
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46 else |
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47 { |
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48 CSIPStrings* strings = tlsPtrs->iStrings; |
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49 // SIPHeaderLookup cannot have created the tls, |
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50 // since SIPHeaderLookup is depended on SIPStrings |
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51 __ASSERT_ALWAYS( strings, |
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52 User::Panic( KNullDesC, KErrAlreadyExists )); |
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53 strings->IncrementUsageCount(); |
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54 } |
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55 } |
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56 |
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57 // ----------------------------------------------------------------------------- |
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58 // SIPStrings::Close |
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59 // Closes & deletes string pool |
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60 // ----------------------------------------------------------------------------- |
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61 // |
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62 EXPORT_C void SIPStrings::Close() |
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63 { |
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64 CSIPCodecTlsPtrs* tlsPtrs = static_cast<CSIPCodecTlsPtrs*>( Dll::Tls() ); |
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65 if ( !tlsPtrs ) |
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66 { |
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67 return; |
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68 } |
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69 CSIPStrings* strings = tlsPtrs->iStrings; |
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70 // SIPStrings must be always Closed after SIPHeaderLookup, |
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71 // since SIPHeaderLookup depends on SIPStrings |
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72 __ASSERT_ALWAYS( strings, User::Panic( KNullDesC, KErrNotFound )); |
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73 strings->DecrementUsageCount(); |
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74 if ( strings->UsageCount() == 0 ) |
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75 { |
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76 if ( !tlsPtrs->iHeaderLookup ) |
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77 { |
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78 delete tlsPtrs; |
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79 Dll::FreeTls(); |
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80 } |
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81 else |
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82 { |
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83 tlsPtrs->DestroyStrings(); |
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84 } |
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85 } |
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86 } |
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87 |
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88 // ----------------------------------------------------------------------------- |
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89 // SIPStrings::StringF |
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90 // ----------------------------------------------------------------------------- |
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91 // |
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92 EXPORT_C RStringF SIPStrings::StringF( TInt aIndex ) |
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93 { |
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94 CSIPStrings* strings = Strings(); |
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95 return strings->Pool().StringF( aIndex, strings->Table() ); |
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96 } |
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97 |
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98 // ----------------------------------------------------------------------------- |
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99 // SIPStrings::StringPool |
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100 // Returns string pool |
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101 // ----------------------------------------------------------------------------- |
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102 // |
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103 EXPORT_C RStringPool SIPStrings::Pool() |
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104 { |
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105 return Strings()->Pool(); |
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106 } |
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107 |
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108 // ----------------------------------------------------------------------------- |
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109 // SIPStrings::StringTableL |
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110 // Returns string table |
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111 // ----------------------------------------------------------------------------- |
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112 // |
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113 EXPORT_C const TStringTable& SIPStrings::Table() |
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114 { |
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115 return Strings()->Table(); |
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116 } |
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117 |
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118 // ----------------------------------------------------------------------------- |
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119 // SIPStrings::Strings |
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120 // ----------------------------------------------------------------------------- |
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121 // |
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122 CSIPStrings* SIPStrings::Strings() |
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123 { |
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124 CSIPCodecTlsPtrs* tlsPtrs = static_cast<CSIPCodecTlsPtrs*>( Dll::Tls() ); |
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125 __ASSERT_ALWAYS( tlsPtrs, User::Panic( KNullDesC, KErrNotReady ) ); |
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126 |
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127 CSIPStrings* strings = tlsPtrs->iStrings; |
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128 __ASSERT_ALWAYS( strings, User::Panic( KNullDesC, KErrNotReady ) ); |
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129 |
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130 return strings; |
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131 } |