author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Mon, 18 Jan 2010 21:21:14 +0200 | |
changeset 1 | 272b002df977 |
parent 0 | 62f9d29f7211 |
child 30 | b72ea8487adb |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: |
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* |
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*/ |
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// INCLUDE FILES |
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#include <hash.h> |
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#include <e32math.h> |
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#include "wsoviutils.h" |
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#include "wsovicons.h" |
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#include "sencryptoutils.h" |
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HBufC8* CWSOviUtils::NormalizeStringLC(const TDesC8& aMethod, const TDesC8& aUrl, const TDesC8& aHeader ) |
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{ |
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TInt methodLen = aMethod.Length(); |
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TInt urlLen = aUrl.Length() + KHexWidth*CountCharsToEncode(aUrl); |
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TInt headerLen = aHeader.Length() + KHexWidth*CountCharsToEncode(aHeader); |
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TInt normalizedStringLen = methodLen + OAuth::KAmpMark().Length() + urlLen + OAuth::KAmpMark().Length() + headerLen; |
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HBufC8* pNormalizedString = HBufC8::NewLC(normalizedStringLen); |
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HBufC8* method = aMethod.AllocLC(); |
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method->Des().UpperCase(); |
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pNormalizedString->Des().Append(*method); |
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pNormalizedString->Des().Append(OAuth::KAmpMark()); |
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HBufC8* urlLowercase = aUrl.AllocLC(); |
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_LIT8(KSlash,"/"); |
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_LIT8(KDoubleSlash,"//"); |
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_LIT8(KQuestionMark,"?"); |
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TInt posStart = urlLowercase->Find(KDoubleSlash) + KDoubleSlash().Length(); |
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TInt posEnd = urlLowercase->Mid(posStart).Find(KSlash); |
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if(posEnd == KErrNotFound) |
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{ |
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urlLowercase->Des().LowerCase(); |
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} |
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else |
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{ |
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urlLowercase->Des().LeftTPtr(posEnd).LowerCase(); |
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} |
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TPtr8 urlLowercaseBase(urlLowercase->Des()); |
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//cut query & fragment, see http://oauth.net/core/1.0/ (9.1.2. Construct Request URL) |
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posEnd = urlLowercase->Find(KQuestionMark); |
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if(posEnd != KErrNotFound) |
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{ |
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urlLowercaseBase.Set(urlLowercase->Des().LeftTPtr(posEnd)); |
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} |
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HBufC8* url = EncodeCharsLC(urlLowercaseBase); |
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pNormalizedString->Des().Append(*url); |
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CleanupStack::PopAndDestroy(url); |
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CleanupStack::PopAndDestroy(urlLowercase); |
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pNormalizedString->Des().Append(OAuth::KAmpMark()); |
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HBufC8* header = EncodeCharsLC(aHeader); |
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pNormalizedString->Des().Append(*header); |
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CleanupStack::PopAndDestroy(header); |
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CleanupStack::PopAndDestroy(method); |
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return pNormalizedString; |
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} |
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HBufC8* CWSOviUtils::DigestAuthStringL(const TDesC8& aNonce, const TDesC8& aTimestamp, const TDesC8& aUser, const TDesC8& aPassword) |
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{ |
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_LIT8(KFormatUser, "/accounts/%S/"); |
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HBufC8* validatorString = HBufC8::NewLC(KFormatUser().Length()+aUser.Length()); |
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TPtr8 validatorPtr = validatorString->Des(); |
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validatorPtr.Format(KFormatUser,&aUser); |
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CSHA1* sha1 = CSHA1::NewL(); |
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sha1->Update(*validatorString); |
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TPtrC8 validator = sha1->Final(aPassword); |
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CleanupStack::PopAndDestroy(validatorString); |
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CleanupStack::PushL(sha1); |
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HBufC8* base64validator = SenCryptoUtils::EncodeBase64L(validator); |
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sha1->Reset(); |
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sha1->Update(aNonce); |
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101 |
sha1->Update(aTimestamp); |
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102 |
TPtrC8 digest = sha1->Final(*base64validator); |
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103 |
delete base64validator; |
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104 |
HBufC8* digestBase64 = SenCryptoUtils::EncodeBase64L(digest); |
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105 |
CleanupStack::PopAndDestroy(sha1); |
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106 |
return digestBase64; |
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107 |
} |
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108 |
|
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109 |
|
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110 |
TInt CWSOviUtils::CountCharsToEncode(const TDesC8& aString) |
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111 |
{ |
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112 |
const TUint8* ref=NULL; |
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113 |
const TUint8 charLen = 1; |
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114 |
TUint count(0); |
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TPtrC8 unreserveChars(OAuth::KUnReserveChars); |
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TUint strLen = aString.Length(); |
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117 |
|
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118 |
ref=aString.Ptr(); |
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for(TInt i=0; i<strLen; i++) |
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120 |
{ |
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121 |
if(unreserveChars.Find(ref, charLen) < 0) |
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122 |
count++; |
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123 |
ref+=1; |
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124 |
} |
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125 |
|
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126 |
return count; |
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127 |
} |
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128 |
|
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129 |
HBufC8* CWSOviUtils::EncodeCharsLC(const TDesC8& aString) |
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130 |
{ |
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131 |
TInt len = aString.Length(); |
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132 |
TInt encodedLength = aString.Length() + KHexWidth*CountCharsToEncode(aString); |
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133 |
const TUint8* ref=NULL; |
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134 |
TPtrC8 unreserveChars(OAuth::KUnReserveChars); |
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ref=aString.Ptr(); |
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136 |
|
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137 |
HBufC8* pEncoded = HBufC8::NewLC(encodedLength); |
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138 |
TPtr8 buf = pEncoded->Des(); |
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139 |
|
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140 |
for (TInt i = 0; i < len; i++) |
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141 |
{ |
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142 |
if(unreserveChars.Find(ref, KCharWidth) < 0) |
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143 |
{ |
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144 |
TBuf8<2> charcode; |
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145 |
buf.Append(OAuth::KPercent); |
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146 |
charcode.AppendNumFixedWidth(aString[i], EHex, KHexWidth); |
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147 |
charcode.UpperCase(); |
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148 |
buf.Append(charcode); |
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149 |
} |
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150 |
else |
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151 |
{ |
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152 |
buf.Append(&aString[i], KCharWidth); |
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153 |
} |
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154 |
ref+=1; |
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155 |
} |
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156 |
|
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157 |
return pEncoded; |
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158 |
} |
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159 |
|
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160 |
HBufC8* CWSOviUtils::FormEncodeCharsLC(const TDesC8& aString) |
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161 |
{ |
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162 |
TInt len = aString.Length(); |
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163 |
TInt encodedLength = aString.Length() + KHexWidth*CountCharsToEncode(aString); |
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164 |
const TUint8* ref=NULL; |
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165 |
TPtrC8 unreserveChars(OAuth::KUnReserveChars); |
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166 |
ref=aString.Ptr(); |
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167 |
|
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168 |
HBufC8* pEncoded = HBufC8::NewLC(encodedLength); |
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169 |
TPtr8 buf = pEncoded->Des(); |
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170 |
|
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171 |
for (TInt i = 0; i < len; i++) |
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172 |
{ |
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173 |
if(unreserveChars.Find(ref, KCharWidth) < 0) |
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174 |
{ |
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175 |
if (*ref == KSpaceChar) |
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176 |
{ |
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177 |
buf.Append('+'); |
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178 |
} |
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179 |
else{ |
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180 |
TBuf8<2> charcode; |
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181 |
buf.Append(OAuth::KPercent); |
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182 |
charcode.AppendNumFixedWidth(aString[i], EHex, KHexWidth); |
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183 |
charcode.UpperCase(); |
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184 |
buf.Append(charcode); |
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185 |
} |
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186 |
} |
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187 |
else |
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188 |
{ |
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189 |
buf.Append(&aString[i], KCharWidth); |
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190 |
} |
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191 |
ref+=1; |
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192 |
} |
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193 |
|
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194 |
return pEncoded; |
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195 |
} |