author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Tue, 06 Jul 2010 16:24:52 +0300 | |
changeset 27 | 450972dee096 |
permissions | -rw-r--r-- |
27
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/* |
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* Copyright (c) 2000 - 2001 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 the License "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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|
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|
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|
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#include <f32file.h> |
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#include <xml/cxml/cxml_file_if.h> |
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#include <xml/cxml/nw_string_char.h> |
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|
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// |
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//CXML_Read_From_File() |
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// |
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|
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EXPORT_C |
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NW_Status_t CXML_Read_From_File( |
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NW_Byte* input_file,NW_Uint8** buffer, NW_Int32* bufferLen) |
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{ |
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RFile file; |
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RFs aSession; |
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TInt fileErr; |
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CXML_Uint32 fileNameByteCnt; |
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TInt fileNameLen; |
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NW_Status_t retVal = NW_STAT_SUCCESS; |
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TUint16* fileName; |
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TInt i; |
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TInt err = KErrNone; |
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HBufC8* inBuf; |
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CXML_Uint8* bufPtr; |
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TPtr8 inBufDes(NULL,0); |
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|
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|
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if( (input_file == NULL) || (buffer == NULL) || (bufferLen == NULL) ) |
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{ |
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retVal = NW_STAT_FAILURE; |
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return retVal; |
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} |
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|
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*bufferLen = -1; //Default value |
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|
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err = aSession.Connect(); |
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if(KErrNone != err) |
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{ |
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retVal = NW_STAT_FAILURE; |
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return retVal; |
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} |
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fileNameLen = NW_String_charBuffGetLength(input_file,HTTP_us_ascii,&fileNameByteCnt); |
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|
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|
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//This is required for TPtrC |
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|
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fileName = new TUint16[fileNameLen]; |
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|
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if(fileName == NULL) |
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{ |
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retVal = NW_STAT_OUT_OF_MEMORY; |
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return retVal; |
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} |
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|
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|
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for(i=0; i < fileNameLen; i++) |
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{ |
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fileName[i] = input_file[i]; |
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} |
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|
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TPtrC inFileN(fileName,fileNameLen); |
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|
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fileErr = file.Open(aSession,inFileN,EFileRead); |
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|
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if ( fileErr != KErrNone ) |
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{ |
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retVal = NW_STAT_FILE_NOT_OPEN; |
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delete[] fileName; |
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return retVal; |
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} |
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|
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|
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TInt fileSize; |
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|
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//Get File Size |
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|
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fileErr = file.Size( fileSize ); |
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|
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if(fileErr != KErrNone ) |
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{ |
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retVal = NW_STAT_UNEXPECTED_ERROR; |
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delete[] fileName; |
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file.Close(); |
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return retVal; |
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} |
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|
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*bufferLen = fileSize; |
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|
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// Allocate buffer to read the cXML FILE contents |
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|
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inBuf = HBufC8::New(fileSize); |
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111 |
|
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//Get the pointer to heap object |
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113 |
|
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inBufDes.Set(inBuf->Des()) ; |
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115 |
|
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if(inBuf) |
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117 |
{ |
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118 |
|
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//Now read the file |
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120 |
|
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fileErr = file.Read(inBufDes); |
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122 |
|
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123 |
|
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if(fileErr != KErrNone ) |
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125 |
{ |
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delete inBuf; //TODO: Change to more meaningful error |
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delete[] fileName; |
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file.Close(); |
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*bufferLen = -1; |
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retVal = NW_STAT_FILE_READ_ERROR; |
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return retVal; |
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} |
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} |
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else |
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135 |
{ |
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delete[] fileName; |
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file.Close(); |
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*bufferLen = -1; |
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retVal = NW_STAT_FAILURE; |
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return retVal; |
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} |
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142 |
|
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143 |
|
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//Allocate the buffer and copy the contents to this |
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145 |
|
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*buffer = new CXML_Byte[fileSize]; |
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|
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148 |
|
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if(*buffer == NULL) |
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{ |
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retVal = NW_STAT_OUT_OF_MEMORY; |
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return retVal; |
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} |
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|
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155 |
|
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bufPtr = (CXML_Byte*) inBuf->Ptr(); //Get pointer to the data |
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157 |
|
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for(i=0; i < fileSize; i++) |
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{ |
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(*buffer)[i] = bufPtr[i]; |
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} |
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162 |
|
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delete inBuf; |
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delete[] fileName; |
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file.Close(); |
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aSession.Close(); |
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return retVal; |
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168 |
|
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}//end CXMLTestParser::CXML_Read_From_File() |