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1 /* |
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2 * Copyright (c) 2003 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: Class for imps digest. |
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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 #include <hash.h> |
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20 #include <imcvcodc.h> |
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21 #include "impsdigestbytes.h" |
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22 #include "impskey.h" |
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23 #include "impsdataaccessor.h" |
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24 |
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25 const TInt KDbLength = 200; // 24 |
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26 const TInt KAolDbLength = 200; // 32 |
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27 const TInt KMaxPwdLength = 50; |
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28 const TInt KMaxKeyLength = 50; |
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29 |
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30 // ----------------------------------------------------------------------------- |
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31 // ImpsDigestBytes::TImpsDigestBytes |
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32 // ----------------------------------------------------------------------------- |
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33 // |
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34 TImpsDigestBytes::TImpsDigestBytes() |
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35 { |
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36 } |
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37 // ----------------------------------------------------------------------------- |
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38 // ImpsDigestBytes::CreateDigestBytesL |
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39 // ----------------------------------------------------------------------------- |
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40 // |
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41 void TImpsDigestBytes::CreateDigestBytesL ( MImpsDataAccessor* aAc, |
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42 TImpsDigestSchema /*aSchema*/, |
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43 const TDesC& aPassword, |
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44 const TDesC8& aNonce ) |
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45 { |
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46 TInt size = KMaxPwdLength + aNonce.Length(); |
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47 HBufC8* str = HBufC8::NewL( size ); |
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48 CleanupStack::PushL( str ); // <<< str |
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49 TPtr8 strPtr = str->Des(); |
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50 strPtr.Append( aNonce ); |
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51 strPtr.Append( aPassword ); |
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52 |
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53 CMD5* md5 = CMD5::NewL(); |
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54 CleanupStack::PushL( md5 ); // <<< md5 |
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55 TPtrC8 digestBytes = md5->Hash( *str ); |
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56 |
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57 HBufC8* str2 = HBufC8::NewL( KDbLength ); |
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58 CleanupStack::PushL( str2 ); // <<< str2 |
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59 TPtr8 strPtr2 = str2->Des(); |
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60 TImCodecB64 codec; |
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61 ( void )codec.Encode( digestBytes, strPtr2 ); |
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62 CImpsKey* myKey = CImpsKey::NewLC(); // <<< myKey |
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63 myKey->AddL( CREATEKEY( EImpsKeySession, 0 ) ); |
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64 myKey->AddL( CREATEKEY( EImpsKeyTransaction, 0 ) ); |
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65 myKey->AddL( CREATEKEY( EImpsKeyTransactionContent, 0 ) ); |
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66 myKey->AddL( CREATEKEY( EImpsKeyLogin_Request, 0 ) ); |
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67 myKey->AddL( CREATEKEY( EImpsKeyDigestBytes, 0 ) ); |
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68 aAc->StoreDesc8L( myKey, strPtr2 ); |
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69 |
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70 CleanupStack::PopAndDestroy( 4 ); |
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71 } |
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72 |
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73 // ----------------------------------------------------------------------------- |
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74 // ImpsDigestBytes::CreateAolDigestBytesL |
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75 // ----------------------------------------------------------------------------- |
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76 // |
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77 void TImpsDigestBytes::CreateAolDigestBytesL ( MImpsDataAccessor* aAc, |
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78 TImpsDigestSchema /*aSchema*/, |
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79 const TDesC& aPassword, |
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80 const TDesC8& aNonce, |
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81 const TDesC& aClientId, |
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82 HBufC* aKey1, |
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83 HBufC* aKey2 ) |
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84 { |
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85 // nonce, password, privateKey1 |
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86 TInt length = aNonce.Length() + KMaxPwdLength + KMaxKeyLength; |
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87 HBufC8* str = HBufC8::NewL( length ); |
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88 CleanupStack::PushL( str ); // <<< str |
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89 TPtr8 p1 = str->Des(); |
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90 p1.Append( aNonce ); |
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91 p1.Append( aPassword ); |
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92 p1.Append( aKey1->Des() ); |
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93 CMD5* md51 = CMD5::NewL(); |
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94 CleanupStack::PushL( md51 ); // <<< md51 |
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95 TPtrC8 bytes = md51->Hash( *str ); |
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96 |
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97 |
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98 HBufC8* digestBytes = HBufC8::NewL( KAolDbLength ); |
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99 CleanupStack::PushL( digestBytes ); // <<< digestBytes |
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100 TPtr8 db = digestBytes->Des(); |
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101 db.Append( bytes ); |
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102 |
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103 // nonce, normalized password, privateKey1 |
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104 HBufC8* pwd = HBufC8::NewL( KMaxPwdLength ); |
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105 CleanupStack::PushL( pwd ); // <<< pwd |
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106 TPtr8 passw = pwd->Des(); |
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107 for ( TInt j = 0; j < aPassword.Length(); j++ ) |
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108 { |
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109 passw.Append( TChar( aPassword[j] ) ); |
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110 } |
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111 passw.TrimAll(); |
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112 for ( TInt k = 0; k < passw.Length(); k++ ) |
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113 { |
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114 TChar in = passw[k]; |
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115 if ( in.IsSpace() ) |
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116 passw.Delete( k, 1 ); |
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117 } |
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118 passw.LowerCase(); |
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119 HBufC8* str2 = HBufC8::NewL( length ); |
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120 CleanupStack::PushL( str2 ); // <<< str2 |
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121 TPtr8 p2 = str2->Des(); |
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122 p2.Append( aNonce ); |
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123 p2.Append( passw ); |
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124 p2.Append( aKey1->Des() ); |
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125 CMD5* md52 = CMD5::NewL(); |
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126 CleanupStack::PushL( md52 ); // <<< md52 |
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127 TPtrC8 bytes2 = md52->Hash( *str2 ); |
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128 db.Append( bytes2 ); |
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129 |
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130 // nonce, clientId, privateKey2 |
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131 length = aNonce.Length() + KMaxPwdLength + KMaxKeyLength; |
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132 HBufC8* str3 = HBufC8::NewL( length ); |
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133 CleanupStack::PushL( str3 ); // <<< str3 |
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134 TPtr8 p3 = str3->Des(); |
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135 p3.Append( aNonce ); |
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136 p3.Append( aClientId ); |
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137 p3.Append( aKey2->Des() ); |
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138 CMD5* md53 = CMD5::NewL(); |
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139 CleanupStack::PushL( md53 ); // <<< md53 |
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140 TPtrC8 bytes3 = md53->Hash( *str3 ); |
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141 db.Append( bytes3 ); |
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142 |
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143 HBufC8* hex = HBufC8::NewL( KAolDbLength ); |
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144 CleanupStack::PushL( hex ); // <<< hex |
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145 TPtr8 hexPtr = hex->Des(); |
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146 for ( TInt i = 0; i < db.Length(); i++ ) |
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147 { |
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148 TChar in = db[i]; |
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149 hexPtr.AppendNumFixedWidth( in, EHex, 2 ); |
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150 } |
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151 CImpsKey* myKey = CImpsKey::NewLC(); // <<< myKey |
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152 myKey->AddL( CREATEKEY( EImpsKeySession, 0 ) ); |
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153 myKey->AddL( CREATEKEY( EImpsKeyTransaction, 0 ) ); |
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154 myKey->AddL( CREATEKEY( EImpsKeyTransactionContent, 0 ) ); |
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155 myKey->AddL( CREATEKEY( EImpsKeyLogin_Request, 0 ) ); |
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156 myKey->AddL( CREATEKEY( EImpsKeyDigestBytes, 0 ) ); |
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157 aAc->StoreDesc8L( myKey, hexPtr ); |
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158 |
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159 CleanupStack::PopAndDestroy( 10 ); |
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160 |
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161 } |
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162 |
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163 // End of File |
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164 |