author | hgs |
Wed, 13 Oct 2010 19:39:18 +0530 | |
changeset 71 | 28ccaba883f4 |
parent 0 | e4d67989cc36 |
permissions | -rw-r--r-- |
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// Copyright (c) 2001-2009 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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#include <authority8.h> |
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#include <authority16.h> |
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#include "TAuthorityParserInternal.h" |
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#include <uriutilscommon.h> |
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// |
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// |
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// Implementation of TAuthorityParser8 |
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// |
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// |
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/** |
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Constructor. |
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@since 6.0 |
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*/ |
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EXPORT_C TAuthorityParser8::TAuthorityParser8() |
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: TAuthorityC8() |
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{ |
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} |
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/** |
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Parses the descriptor aAuthority into authority components. |
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@since 6.0 |
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@param aAuthority A reference to a descriptor pointer to be parsed. |
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@return KErrNone if the descriptor has been parsed into its authority components. |
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@post The object references the input descriptor. |
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*/ |
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EXPORT_C TInt TAuthorityParser8::Parse(const TDesC8& aAuthority) |
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{ |
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// Reset the Authority information and then set the authority |
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if( iAuthorityDes.Ptr() ) |
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Reset(); |
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iAuthorityDes.Set(aAuthority); |
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// Parse the authority |
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DoParseAuthority(iAuthorityDes, iComponent); |
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return KErrNone; |
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} |
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// |
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// |
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// Implementation of TAuthorityParser16 |
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// |
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// |
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/** |
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Constructor. |
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@since 6.0 |
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@deprecated Deprecated in 9.1 |
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*/ |
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EXPORT_C TAuthorityParser16::TAuthorityParser16() |
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: TAuthorityC16() |
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{ |
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} |
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/** |
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Parses the descriptor aAuthority into authority components. |
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@since 6.0 |
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@deprecated Deprecated in 9.1 |
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@param aAuthority A reference to a descriptor pointer to be parsed. |
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@return KErrNone if the descriptor has been parsed into its authority components. |
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@post The object references the input descriptor. |
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*/ |
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EXPORT_C TInt TAuthorityParser16::Parse(const TDesC16& aAuthority) |
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{ |
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// Reset the Authority information and then set the authority |
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if( iAuthorityDes.Ptr() ) |
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Reset(); |
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iAuthorityDes.Set(aAuthority); |
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// Parse the authority |
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DoParseAuthority(iAuthorityDes, iComponent); |
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return KErrNone; |
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} |
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// |
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// |
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// Implementation of templated LOCAL functions |
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// |
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// |
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/** |
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Templated function to parse an authority. The input argument aAuthority points to a |
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descriptor with the authority. The parsed authority component information is set in |
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the output argument aComponent. |
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@since 6.0 |
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@param aAuthority The descriptor pointer to the authority. |
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@param aComponent The array of descriptor pointers to be updated. |
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@pre The array of descriptor pointers in the output argument aComponent must |
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be set to NULL. |
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@post The parsed authority components will be refered to by the descriptor |
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pointers in aComponent. If any components did not exist then the appropriate pointer |
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will remain unchanged, i.e. still be NULL. |
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*/ |
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template<class TPtrCType> |
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void DoParseAuthority(const TPtrCType& aAuthority, TPtrCType aComponent[]) |
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{ |
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// Parse the components |
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TPtrCType authority = aAuthority; |
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TInt consumed = 0; |
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if( (consumed = ParseUserinfo(authority, aComponent[EAuthorityUserinfo])) > 0 ) |
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123 |
{ |
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authority.Set(authority.Mid(consumed)); |
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} |
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if( (consumed = ParseHost(authority, aComponent[EAuthorityHost])) > 0 ) |
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127 |
{ |
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authority.Set(authority.Mid(consumed)); |
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} |
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if( (consumed = ParsePort(authority, aComponent[EAuthorityPort])) > 0 ) |
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131 |
{ |
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authority.Set(authority.Mid(consumed)); |
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} |
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} |
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135 |
|
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/** |
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137 |
Templated function that parses the descriptor for the userinfo component. The input argument |
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aAuthority must be set to the beginning of the userinfo component (ie the start of the authority) |
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for the userinfo to be correctly parsed. If the userinfo component is found, the output argument |
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aComponent will be set to refer to it. The number of characters consumed (ie the number of characters |
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to move to the end of this component, including any delimiters) is returned. |
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142 |
|
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@since 6.0 |
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@param aAuthority The descriptor set to the beginning of the userinfo component. |
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@param aComponent The output descriptor pointer to refer to the parsed component. |
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@return The number of characters consumed in parsing the component. |
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@pre The input argument descriptor is set at the beginning of the userinfo component |
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148 |
to correctly parse it. The output descriptor aComponent is set to NULL. |
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149 |
@post If the component exists, the output descriptor will refer to it. If |
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the component does not exist, then the output decriptor will remain set to NULL. |
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*/ |
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template<class TPtrCType> |
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TInt ParseUserinfo(const TPtrCType& aAuthority, TPtrCType& aComponent) |
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154 |
{ |
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TInt consumed =0; |
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TInt userinfoEndPos = aAuthority.Locate(KUserinfoDelimiter); |
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157 |
|
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// Check that the delimiter is there |
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if( userinfoEndPos != KErrNotFound ) |
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160 |
{ |
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// Got a host - store information |
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aComponent.Set(aAuthority.Left(userinfoEndPos)); |
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163 |
|
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// Set consumed amount - include the trailing '@' delimiter |
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consumed = userinfoEndPos + 1; |
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166 |
} |
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return consumed; |
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} |
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169 |
|
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/** |
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171 |
Templated function that parses the descriptor for the host component. The input argument aAuthority |
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172 |
must be set to beginning of the host component (ie the end of the userinfo component) for the host |
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173 |
to be correctly parsed. If the host component is found, the output argument aComponent will be set |
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174 |
to refer to it. The number of characters consumed (ie the number of characters to move to the end of |
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this component, including any delimiters) is returned. |
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176 |
|
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@since 6.0 |
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@param aAuthority The descriptor set to the beginning of the host component. |
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@param aComponent The output descriptor pointer to refer to the parsed component. |
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@return The number of characters consumed in parsing the component. |
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181 |
@pre The input argument descriptor is set at the beginning of the host component |
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182 |
to correctly parse it. The output descriptor aComponent is set to NULL. |
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183 |
@post If the component exists, the output descriptor will refer to it. If |
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the component does not exist, then the output decriptor will remain set to NULL. |
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*/ |
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template<class TPtrCType> |
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TInt ParseHost(const TPtrCType& aAuthority, TPtrCType& aComponent) |
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188 |
{ |
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// Get the descriptor and look for the host delimiter |
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TInt consumed =0; |
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191 |
|
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// is this an IPv6 host? |
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TInt startIPv6Host = aAuthority.Locate(KIPv6UriOpenBrace); |
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194 |
|
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if (startIPv6Host==KErrNotFound) |
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196 |
{ |
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// it's an IPv4 address then.... |
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TInt hostEndPos = aAuthority.Locate(KPortDelimiter); |
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199 |
|
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// Check that the delimiter is there |
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if( hostEndPos == KErrNotFound ) |
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hostEndPos = aAuthority.Length(); |
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203 |
|
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if( hostEndPos > 0 ) |
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205 |
{ |
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// Got a host - store information |
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aComponent.Set(aAuthority.Left(hostEndPos)); |
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208 |
|
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// Set consumed amount |
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consumed = hostEndPos; |
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} |
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} |
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else |
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{ |
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// This is an IPv6 address, so it MUST have the closing brace too.... |
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TInt endIPv6Host = aAuthority.Locate(KIPv6UriCloseBrace); |
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|
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// Return an error if the closing IPv6 delimiter isn't there. |
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if (endIPv6Host==KErrNotFound) |
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return KUriUtilsErrInvalidUri; |
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|
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// The host shouldnt include the '[' and ']' |
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aComponent.Set(aAuthority.Mid(startIPv6Host+1, endIPv6Host - (startIPv6Host + 1) )); |
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|
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// set the consumed amount to include the closing brace |
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consumed = endIPv6Host+1; |
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} |
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|
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return consumed; |
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} |
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|
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/** |
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Templated function that parses the descriptor for the port component. The input argument aAuthority |
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must be set to beginning of the port component (ie the end of the host component) for the port to be |
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correctly parsed. If the port component is found, the output argument aComponent will be set to refer |
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to it. The number of characters consumed (ie the number of characters to move to the end of this component, |
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including any delimiters) is returned. |
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|
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@since 6.0 |
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@param aAuthority The descriptor set to the beginning of the port component. |
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@param aComponent The output descriptor pointer to refer to the parsed component. |
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@return The number of characters consumed in parsing the component. |
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@pre The input argument descriptor is set at the beginning of the port component |
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to correctly parse it. The output descriptor aComponent is set to NULL. |
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@post If the component exists, the output descriptor will refer to it. If |
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the component does not exist, then the output decriptor will remain set to NULL. |
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*/ |
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template<class TPtrCType> |
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TInt ParsePort(const TPtrCType& aAuthority, TPtrCType& aComponent) |
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{ |
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// Get the descriptor and look for the port delimiter |
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TInt consumed =0; |
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TInt portEndPos = aAuthority.Length(); |
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|
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// We have a port |
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if( portEndPos > 0 ) |
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{ |
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// Got a host - store information; need to exclude the leading ':' |
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aComponent.Set(aAuthority.Mid(1, portEndPos - 1)); |
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|
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// Set consumed amount - this includes the leading ':' delimiter |
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consumed = portEndPos; |
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} |
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return consumed; |
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} |