author | Alex Gilkes <alex.gilkes@nokia.com> |
Tue, 27 Oct 2009 16:36:35 +0000 | |
changeset 0 | 044383f39525 |
child 590 | 360bd6b35136 |
permissions | -rw-r--r-- |
0
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/* |
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* Copyright (c) 2003-2009 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 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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#include <string.h> |
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#include "h_utl.h" |
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|
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#include <e32std.h> |
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#include <e32std_private.h> |
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#include "rofs.h" |
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#include "r_obey.h" |
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#include "r_coreimage.h" |
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// ----------------------------------------------------------- |
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// RCoreImageReader |
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// ----------------------------------------------------------- |
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/** |
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Constructs reader for the specified file. |
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@param aFilename Filename for core image file |
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*/ |
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RCoreImageReader::RCoreImageReader(char* aFilename) : |
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iImageType(E_UNKNOWN), iCoreImage(0), iFilename(aFilename) |
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{ |
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} |
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/** |
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Closes the core image file if it was opened. |
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*/ |
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RCoreImageReader::~RCoreImageReader() |
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{ |
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if (iCoreImage) |
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fclose(iCoreImage); |
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iCoreImage = 0; |
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} |
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/** |
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Opens the image file that was specified at construction. |
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@return ETrue if file was opened successfully otherwise returns EFalse |
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*/ |
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TBool RCoreImageReader::Open() |
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{ |
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iCoreImage = fopen(iFilename, "rb"); |
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if (!iCoreImage) |
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{ |
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Print(EError, "Cannot open image file %s\n", iFilename); |
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return EFalse; |
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} |
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return ETrue; |
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} |
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/** |
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Reads the image type from the core image file. It reads the value from the |
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file and then translates it into the internal enum used for processing |
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the images. |
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@return Image type |
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*/ |
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RCoreImageReader::TImageType RCoreImageReader::ReadImageType() |
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{ |
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iImageType = E_UNKNOWN; |
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if ( ReadIdentifier() == KErrNone) |
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{ |
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if (iIdentifier[0] == 'R' && |
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iIdentifier[1] == 'O' && |
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iIdentifier[2] == 'F') |
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{ |
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if (iIdentifier[3] == 'S') |
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iImageType = E_ROFS; |
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else if (iIdentifier[3] == 'x') |
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iImageType = E_ROFX; |
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} |
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} |
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return iImageType; |
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} |
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/** |
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Reads the 4 byte image type identifier from the core image file. |
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@return KErrNone for successful read or error number if failed |
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*/ |
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TInt RCoreImageReader::ReadIdentifier() |
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{ |
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int itemsRead = fread(&iIdentifier, sizeof(TUint8), K_ID_SIZE, iCoreImage); |
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TInt result = ImageError(itemsRead, K_ID_SIZE, "Read Identifier"); |
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if (result != KErrNone) |
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{ |
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iIdentifier[0] = 0; |
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} |
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return result; |
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} |
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/** |
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Reads the core header from the image file. |
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@param aHeader space for the header read from the file. Only valid if KErrNone is returned. |
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@return KErrNone for successful read or error number if failed |
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*/ |
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TInt RCoreImageReader::ReadCoreHeader(TRofsHeader& aHeader) |
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{ |
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int itemsRead = fread (&aHeader.iHeaderSize, |
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(sizeof(TRofsHeader)) - K_ID_SIZE*sizeof(TUint8), 1, iCoreImage); |
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TInt result = ImageError(itemsRead, 1, "Read Core Header"); |
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if (result == KErrNone) |
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{ |
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// copy the previously read identifier into the header |
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for (int i=0; i<K_ID_SIZE; i++) |
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aHeader.iIdentifier[i] = iIdentifier[i]; |
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} |
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return result; |
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} |
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|
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/** |
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Reads the extension header from the image file. |
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|
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@param aHeader space for the header read from the file. Only valid if KErrNone is returned. |
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@return KErrNone for successful read or error number if failed |
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*/ |
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TInt RCoreImageReader::ReadExtensionHeader(TExtensionRofsHeader& aHeader) |
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{ |
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int itemsRead = fread (&aHeader.iHeaderSize, |
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(sizeof(TExtensionRofsHeader)) - K_ID_SIZE*sizeof(TUint8), 1, iCoreImage); |
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TInt result = ImageError(itemsRead, 1, "Read Extension Header"); |
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if (result == KErrNone) |
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142 |
{ |
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// copy the previously read identifier into the header |
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for (int i=0; i<K_ID_SIZE; i++) |
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aHeader.iIdentifier[i] = iIdentifier[i]; |
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} |
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return result; |
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} |
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149 |
|
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150 |
/** |
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Moves the actual file position to the specified location. |
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152 |
|
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@param aFilePos Desired location for the new position |
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*/ |
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void RCoreImageReader::SetFilePosition(long aFilePos) |
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{ |
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fseek(iCoreImage, aFilePos, 0); |
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} |
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159 |
|
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/** |
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Validates whether the supplied file position exists in the core image file. |
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162 |
It is not sufficient to just move to the required position in the file, |
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but a read needs to be performed as well to ensure that the position exists. |
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The method preserves the current file position. |
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165 |
|
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166 |
@param aFilePos Desired File Position |
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@return ETrue if desired file position exists in file else EFalse |
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*/ |
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TBool RCoreImageReader::IsValidPosition(long aFilePos) |
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{ |
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TBool valid = EFalse; |
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long currentPos = ftell(iCoreImage); // save current position |
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173 |
|
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int result = fseek(iCoreImage, aFilePos, 0); |
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if (result == 0) |
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176 |
{ |
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int dummy; |
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int itemsRead = fread(&dummy, sizeof(dummy), 1, iCoreImage); |
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179 |
|
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if (!ferror(iCoreImage) && !feof(iCoreImage) && result==0 && itemsRead == 1) |
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valid = ETrue; |
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182 |
} |
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fseek(iCoreImage, currentPos, 0); // return to previous position |
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184 |
return valid; |
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185 |
} |
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186 |
|
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187 |
/** |
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188 |
Reads a directory entry from the current position in the core image file. This |
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189 |
method does not read the variable length TRofsEntry part of the directory entry. |
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190 |
TRofsEntry does not exist for all directory entries. This is read later by |
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191 |
other methods |
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192 |
|
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193 |
@param aDir memory where the directory entry is read from the file. This is only valid if KErrNone is returned. |
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194 |
@return KErrNone for successful read or error number if failed |
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195 |
*/ |
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196 |
TInt RCoreImageReader::ReadDirEntry(TRofsDir& aDir) |
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197 |
{ |
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198 |
// read directory without the associated TRofsEntry. The TRofsEntry |
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199 |
// is read later when handling subdirectories |
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200 |
int bytesRead = sizeof(TRofsDir) - sizeof(TRofsEntry); |
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201 |
int itemsRead = fread (&aDir, bytesRead , 1, iCoreImage); |
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202 |
if (ImageError(itemsRead, 1, "Read Dir") == KErrNone) |
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203 |
return bytesRead; |
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204 |
else |
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205 |
return 0; |
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206 |
} |
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207 |
|
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208 |
/** |
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209 |
Reads a directory entry from the specified position in the core image file. |
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210 |
This method moves the position of the file to the specified value and then |
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211 |
uses the other ReadDirEntry method to read the directory entry |
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212 |
|
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213 |
@param aDir memory where the directory entry is read from the file. This is only valid if KErrNone is returned. |
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214 |
@param aFilePos position in the core image file where the directory |
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215 |
entry is located |
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216 |
@return KErrNone for successful read or error number if failed |
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217 |
@see RCoreImageReader::ReadDirEntry(TRofsDir* aDir) |
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218 |
*/ |
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219 |
TInt RCoreImageReader::ReadDirEntry(TRofsDir& aDir, long aFilePos) |
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220 |
{ |
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221 |
SetFilePosition(aFilePos); |
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222 |
return ReadDirEntry(aDir); |
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223 |
} |
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224 |
|
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225 |
/** |
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226 |
Reads a TRofsEntry from the current file position within the core image. |
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227 |
|
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228 |
@param aEntry memory to be used for reading the data from the file. This is only valid if the size returned is greater than zero |
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229 |
@return size of the entry read |
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230 |
*/ |
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231 |
TInt RCoreImageReader::ReadRofEntry(TRofsEntry& aEntry) |
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232 |
{ |
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233 |
// need to work out how big entry needs to be from the Struct Size |
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234 |
// in TRofsEntry |
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235 |
int itemsRead = fread(&aEntry.iStructSize, sizeof(TUint16), 1, iCoreImage); |
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236 |
int result = ImageError(itemsRead, 1, "Read Entry Size"); |
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237 |
if (result == KErrNone) |
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238 |
{ |
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239 |
// read rest of entry excluding the iStructSize |
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240 |
itemsRead = fread(&aEntry.iUids[0], sizeof(TRofsEntry) -sizeof(TUint16), |
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241 |
1, iCoreImage); |
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242 |
result = ImageError(itemsRead, 1, "Rest of Entry"); |
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243 |
// return length read - this include includes iStructSize and first char of name |
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244 |
if (result == KErrNone) |
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245 |
return sizeof(TRofsEntry); |
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246 |
} |
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247 |
return 0; |
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248 |
} |
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249 |
|
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250 |
/** |
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251 |
Reads a TRofsEntry from the specified position within the core image |
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252 |
|
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253 |
@param aEntry memory to be used for reading the data from the file. This is only valid if the size returned is greater than zero |
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254 |
@param aFilePos position in the core image file where the entry is located |
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255 |
@return size of the entry read |
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256 |
*/ |
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257 |
TInt RCoreImageReader::ReadRofEntry(TRofsEntry& aEntry, long aFilePos) |
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258 |
{ |
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259 |
fseek(iCoreImage, aFilePos, 0); |
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260 |
return ReadRofEntry(aEntry); |
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261 |
} |
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262 |
|
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263 |
/** |
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264 |
Reads a name of the specified length from the core image file. |
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265 |
|
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266 |
@param aName memory for the name read from the file. Only valid if KErrNone is returned |
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267 |
@param aLength length of name to be read |
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268 |
@return KErrNone for successful read or error number if failed |
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269 |
*/ |
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270 |
TInt RCoreImageReader::ReadRofEntryName(TUint16* aName, int aLength) |
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271 |
{ |
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272 |
int itemsRead = fread(aName, sizeof(TUint16), aLength, iCoreImage); |
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273 |
return ImageError(itemsRead, aLength, "Rof Entry Name"); |
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274 |
} |
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|
275 |
|
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276 |
/** |
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277 |
Provides the current file position in the core image file. |
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278 |
|
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279 |
@return Current file position |
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280 |
*/ |
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281 |
long RCoreImageReader::FilePosition() |
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282 |
{ |
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283 |
return ftell(iCoreImage); |
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|
284 |
} |
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|
285 |
|
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286 |
/** |
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287 |
Provides the name of the core image file being read. |
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288 |
|
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289 |
@return Core image Filename |
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290 |
*/ |
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291 |
TText* RCoreImageReader::Filename() |
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292 |
{ |
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293 |
return (TText *)iFilename; |
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|
294 |
} |
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|
295 |
|
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296 |
/** |
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297 |
Determines whether the last read from the file was valid or not. |
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298 |
It checks that the number of items read where the same number as expected, |
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|
299 |
that there are no file errors and that the end of file was not reached. If an |
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300 |
error is found than a message is printed and the appropriate error number is |
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301 |
returned. |
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302 |
|
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303 |
@param aItemsRead Number of items read |
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304 |
@param aExpected Number of items expected to have been read |
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305 |
@param aInfo Used by the caller to identify where the error occurred. |
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306 |
@return Error number. KErrNone is returned if there are no errors. |
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307 |
*/ |
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|
308 |
TInt RCoreImageReader::ImageError(int aItemsRead, int aExpected, char *aInfo) |
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|
309 |
{ |
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310 |
if (aItemsRead != aExpected) |
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|
311 |
{ |
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312 |
Print(EError, "Read From Core Image Failed (%s) \n", aInfo); |
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313 |
return KErrCorrupt; |
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|
314 |
} |
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|
315 |
if (int errnum = ferror(iCoreImage)) |
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|
316 |
{ |
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317 |
Print(EError, "Core Image File Error (%s) : %d\n", aInfo, errnum); |
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|
318 |
return KErrCorrupt; |
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|
319 |
} |
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|
320 |
if (feof(iCoreImage)) |
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|
321 |
{ |
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|
322 |
Print(EError, "Premature End of File Detected (%s)\n", aInfo); |
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|
323 |
return KErrEof; |
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|
324 |
} |
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|
325 |
return KErrNone; |
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|
326 |
} |
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|
327 |
|
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|
328 |
// ----------------------------------------------------------- |
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|
329 |
// CCoreImage |
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|
330 |
// ----------------------------------------------------------- |
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|
331 |
|
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|
332 |
/** |
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|
333 |
Initialises the reader to be used for accessing the core image file |
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|
334 |
|
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|
335 |
@param aReader Reader to be used for accessing the core image file |
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|
336 |
*/ |
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|
337 |
CCoreImage::CCoreImage(RCoreImageReader* aReader) : iReader(aReader), |
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|
338 |
iRootDirectory(0), iFileEntries(0), iDirTreeOffset(0), |
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|
339 |
iDirTreeSize(0), iDirFileEntriesOffset(0), |
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|
340 |
iDirFileEntriesSize(0), iRomFileName(0), iImageSize(0) |
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|
341 |
{ |
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|
342 |
} |
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changeset
|
343 |
|
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|
344 |
/** |
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|
345 |
Deletes the directory tree that was created from the core image. |
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|
346 |
*/ |
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|
347 |
CCoreImage::~CCoreImage() |
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|
348 |
{ |
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|
349 |
delete iRootDirectory; |
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|
350 |
iRootDirectory=0; |
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|
351 |
} |
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changeset
|
352 |
|
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|
353 |
|
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|
354 |
/** |
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|
355 |
Creates the node to be used as the root directory of the directory tree. |
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changeset
|
356 |
|
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|
357 |
@return KErrNone for successful read or error number if failed |
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|
358 |
*/ |
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|
359 |
TInt CCoreImage::CreateRootDir() |
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|
360 |
{ |
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|
361 |
iRootDirectory = new TRomNode((TText*)""); |
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|
362 |
if (iRootDirectory == 0 ) |
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|
363 |
return KErrNoMemory; |
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|
364 |
return KErrNone; |
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|
365 |
} |
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|
366 |
|
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|
367 |
/** |
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|
368 |
Processes the core image file to produce a directory tree. |
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|
369 |
|
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|
370 |
@return KErrNone for successful read or error number if failed |
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|
371 |
*/ |
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|
372 |
TInt CCoreImage::ProcessImage() |
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|
373 |
{ |
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|
374 |
iRomFileName = iReader->Filename(); |
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|
375 |
int result = CreateRootDir(); |
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|
376 |
if (result == KErrNone) |
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|
377 |
{ |
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|
378 |
if (iReader->Open()) |
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|
379 |
{ |
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|
380 |
RCoreImageReader::TImageType imageType = iReader->ReadImageType(); |
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|
381 |
if (imageType == RCoreImageReader::E_ROFS) |
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changeset
|
382 |
{ |
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changeset
|
383 |
TRofsHeader header; |
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changeset
|
384 |
result = iReader->ReadCoreHeader(header); |
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changeset
|
385 |
if (result == KErrNone) |
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changeset
|
386 |
{ |
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|
387 |
SaveDirInfo(header); |
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|
388 |
result = ProcessDirectory(0); |
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changeset
|
389 |
} |
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changeset
|
390 |
} |
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parents:
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changeset
|
391 |
else |
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changeset
|
392 |
result = KErrNotSupported; |
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parents:
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changeset
|
393 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
394 |
else |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
395 |
result = KErrGeneral; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
396 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
397 |
return result; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
398 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
399 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
400 |
/** |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
401 |
Processes the directory in the core image file. |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
402 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
403 |
@param aAdjustment The difference between offsets in the core image directory and |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
404 |
@return KErrNone for successful read or error number if failed |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
405 |
*/ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
406 |
TInt CCoreImage::ProcessDirectory(long aAdjustment) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
407 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
408 |
long filePos = iDirTreeOffset - aAdjustment; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
409 |
TDirectoryEntry *firstDir = new TDirectoryEntry(filePos, iReader, iRootDirectory); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
410 |
if (firstDir == 0) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
411 |
return KErrNoMemory; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
412 |
TInt result = firstDir->Process(aAdjustment); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
413 |
delete firstDir; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
414 |
return result; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
415 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
416 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
417 |
/** |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
418 |
Saves directory information from core image header for later usage. |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
419 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
420 |
@param aHeader Header containing information to be saved |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
421 |
*/ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
422 |
void CCoreImage::SaveDirInfo(TRofsHeader& aHeader) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
423 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
424 |
iDirTreeOffset = aHeader.iDirTreeOffset; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
425 |
iDirTreeSize = aHeader.iDirTreeSize; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
426 |
iDirFileEntriesOffset = aHeader.iDirFileEntriesOffset; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
427 |
iDirFileEntriesSize = aHeader.iDirFileEntriesSize; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
428 |
iImageSize = aHeader.iMaxImageSize; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
429 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
430 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
431 |
/** |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
432 |
Saves directory information from extension image header for later usage. |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
433 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
434 |
@param aHeader Header containing information to be saved |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
435 |
*/ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
436 |
void CCoreImage::SaveDirInfo(TExtensionRofsHeader& aHeader) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
437 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
438 |
iDirTreeOffset = aHeader.iDirTreeOffset; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
439 |
iDirTreeSize = aHeader.iDirTreeSize; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
440 |
iDirFileEntriesOffset = aHeader.iDirFileEntriesOffset; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
441 |
iDirFileEntriesSize = aHeader.iDirFileEntriesSize; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
442 |
iImageSize = aHeader.iMaxImageSize; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
443 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
444 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
445 |
/** |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
446 |
Displays the directory tree. This is used for debug purposes only. |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
447 |
*/ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
448 |
void CCoreImage::Display(ostream* aOut) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
449 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
450 |
iRootDirectory->DisplayStructure(aOut); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
451 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
452 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
453 |
/** |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
454 |
Reads offset where directory tree starts in core image. |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
455 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
456 |
@return offset of directory tree in image |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
457 |
*/ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
458 |
long CCoreImage::DirTreeOffset() |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
459 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
460 |
return iDirTreeOffset; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
461 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
462 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
463 |
TRomNode* CCoreImage::CopyDirectory(TRomNode*& aSourceDirectory) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
464 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
465 |
return iRootDirectory->CopyDirectory(aSourceDirectory); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
466 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
467 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
468 |
TRomNode* CCoreImage::RootDirectory() |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
469 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
470 |
return iRootDirectory; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
471 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
472 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
473 |
void CCoreImage::SetRootDirectory(TRomNode* aDir) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
474 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
475 |
iRootDirectory = aDir; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
476 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
477 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
478 |
TText* CCoreImage::RomFileName() |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
479 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
480 |
return iRomFileName; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
481 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
482 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
483 |
TInt CCoreImage::Size() |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
484 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
485 |
return iImageSize; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
486 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
487 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
488 |
// ----------------------------------------------------------- |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
489 |
// TDirectoryEntry |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
490 |
// ----------------------------------------------------------- |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
491 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
492 |
/** |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
493 |
Initialises the directory entry |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
494 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
495 |
@param aFilePos Position within file where the directory entry is located |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
496 |
@param aReader Handle used to access the file; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
497 |
@param aDir The TRomNode associated with this directory |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
498 |
*/ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
499 |
TDirectoryEntry::TDirectoryEntry(long aFilePos, RCoreImageReader* aReader, |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
500 |
TRomNode* aDir) : |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
501 |
iReader(aReader), iCurrentDir(aDir),iFilePos(aFilePos), |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
502 |
iAdjustment(0) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
503 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
504 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
505 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
506 |
/** |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
507 |
Empty destructor. |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
508 |
*/ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
509 |
TDirectoryEntry::~TDirectoryEntry() |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
510 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
511 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
512 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
513 |
/** |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
514 |
Processes the current directory entry. If the directory has any files it will |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
515 |
create the appropriate file entries in the directory tree. If the directory |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
516 |
has any subdirectories it will create nodes in the directory tree and will |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
517 |
create an TDirectoryEntry and then use that to process the subdirectory |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
518 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
519 |
@param aAdjustment The difference between offsets in the core image directory and |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
520 |
the actual position in the file |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
521 |
*/ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
522 |
TInt TDirectoryEntry::Process(long aAdjustment) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
523 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
524 |
TRofsDir dir; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
525 |
iAdjustment = aAdjustment; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
526 |
long dirStartPos = iFilePos; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
527 |
int result = KErrNone; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
528 |
int dirSize = iReader->ReadDirEntry(dir, iFilePos); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
529 |
if (dirSize != 0) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
530 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
531 |
if (dir.iFileBlockAddress != 0) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
532 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
533 |
// directory has files in it |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
534 |
result = AddFiles(dir.iFileBlockAddress-iAdjustment, dir.iFileBlockSize); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
535 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
536 |
if (result == KErrNone && dir.iStructSize > dirSize) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
537 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
538 |
// directory has subdirectories |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
539 |
result = AddSubDirs(dirStartPos + dir.iStructSize); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
540 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
541 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
542 |
else |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
543 |
result = KErrGeneral; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
544 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
545 |
return result; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
546 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
547 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
548 |
/** |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
549 |
Processes the subdirectories in the current directory. For each subdirectory |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
550 |
a TDirectoryEntry is created and is then used to process the directory |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
551 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
552 |
@param aEndDirPos Position where the directory block finishes. This is to determine when all subdirectories have been processed |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
553 |
*/ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
554 |
TInt TDirectoryEntry::AddSubDirs(long aEndDirPos) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
555 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
556 |
TRofsEntry entry; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
557 |
iFilePos = iReader->FilePosition(); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
558 |
TInt result = KErrNone; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
559 |
while (iFilePos < aEndDirPos && result == KErrNone) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
560 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
561 |
TInt size = iReader->ReadRofEntry(entry, iFilePos); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
562 |
if (size >0) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
563 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
564 |
TText* nameStr = GetName(entry.iName[0], entry.iNameLength); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
565 |
if (nameStr !=0) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
566 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
567 |
TRomNode *dir = iCurrentDir->NewSubDir(nameStr); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
568 |
TDirectoryEntry *subDir = new TDirectoryEntry( |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
569 |
entry.iFileAddress-iAdjustment, iReader, dir); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
570 |
if (subDir != 0) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
571 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
572 |
// now process the subdirectory |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
573 |
subDir->Process(iAdjustment); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
574 |
iFilePos += entry.iStructSize; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
575 |
// round to nearest word boundary |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
576 |
iFilePos += (4-entry.iStructSize) & 3; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
577 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
578 |
else |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
579 |
result = KErrNoMemory; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
580 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
581 |
if (subDir) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
582 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
583 |
delete subDir; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
584 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
585 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
586 |
else |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
587 |
result = KErrNoMemory; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
588 |
if(nameStr != 0) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
589 |
delete [] nameStr; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
590 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
591 |
else |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
592 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
593 |
result = KErrGeneral; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
594 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
595 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
596 |
return result; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
597 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
598 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
599 |
/** |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
600 |
Processes a file entries block in the directory and creates the appropriate |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
601 |
nodes for each file in the block |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
602 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
603 |
@param aStartPosition start for file block in the core image file |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
604 |
@param aSize size of the file entries block |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
605 |
*/ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
606 |
TInt TDirectoryEntry::AddFiles(long aStartPosition, int aSize ) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
607 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
608 |
long savedPosition = iReader->FilePosition(); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
609 |
long currentPos = aStartPosition; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
610 |
iReader->SetFilePosition(aStartPosition); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
611 |
long endPos = aStartPosition+aSize; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
612 |
TRofsEntry entry; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
613 |
TInt result = KErrNone; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
614 |
while (currentPos < endPos && result == KErrNone) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
615 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
616 |
TInt size = iReader->ReadRofEntry(entry, currentPos); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
617 |
if (size > 0) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
618 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
619 |
TText *nameStr = GetName(entry.iName[0], entry.iNameLength); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
620 |
if (nameStr != 0) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
621 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
622 |
result = CreateFileEntry(nameStr, entry); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
623 |
currentPos += entry.iStructSize; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
624 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
625 |
else |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
626 |
result = KErrNoMemory; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
627 |
if(nameStr != 0) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
628 |
delete [] nameStr; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
629 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
630 |
else |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
631 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
632 |
result = KErrGeneral; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
633 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
634 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
635 |
iReader->SetFilePosition(savedPosition); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
636 |
return result; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
637 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
638 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
639 |
/** |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
640 |
Creates a new node for a file entry and the associated TRomBuilderEntry. |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
641 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
642 |
@param aNameStr Name of the file entry to be created |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
643 |
@param aFileAddress Address of file in the core image |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
644 |
@param aFileSize Size of the file |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
645 |
*/ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
646 |
TInt TDirectoryEntry::CreateFileEntry(TText* aNameStr, TRofsEntry& aRofsEntry) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
647 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
648 |
TRomBuilderEntry *fileEntry = new TRomBuilderEntry(0,aNameStr); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
649 |
if (fileEntry == 0) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
650 |
return KErrNoMemory; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
651 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
652 |
memcpy(&fileEntry->iUids[0], &aRofsEntry.iUids[0], sizeof(fileEntry->iUids)); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
653 |
fileEntry->iFileOffset = aRofsEntry.iFileAddress; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
654 |
fileEntry->SetRealFileSize(aRofsEntry.iFileSize); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
655 |
TRomNode *file = new TRomNode(aNameStr, fileEntry); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
656 |
file->iSize = aRofsEntry.iFileSize; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
657 |
if (file == 0) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
658 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
659 |
delete fileEntry; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
660 |
return KErrNoMemory; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
661 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
662 |
file->iAtt = aRofsEntry.iAtt; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
663 |
file->iAttExtra = aRofsEntry.iAttExtra; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
664 |
iCurrentDir->AddFile(file); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
665 |
return KErrNone; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
666 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
667 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
668 |
/** |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
669 |
Gets the name of a file or directory from the core image. The first character |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
670 |
of the name has already been read. |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
671 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
672 |
@param aFirstChar first character of name (already read by TRofsEntry) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
673 |
@param aLength Length of name to be read (including the first character) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
674 |
*/ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
675 |
TText* TDirectoryEntry::GetName(TUint16 aFirstChar, TInt aLength) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
676 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
677 |
TText *nameStr = 0; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
678 |
TUint16* name = new TUint16[aLength]; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
679 |
if (name !=0) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
680 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
681 |
name[0] = aFirstChar; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
682 |
TInt result = iReader->ReadRofEntryName(&name[1], aLength-1); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
683 |
if (result == KErrNone) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
684 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
685 |
nameStr = new TText[aLength+1]; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
686 |
if (nameStr != 0) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
687 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
688 |
for (int i=0; i< aLength; i++) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
689 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
690 |
nameStr[i] = (TText) name[i]; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
691 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
692 |
nameStr[aLength]=0; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
693 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
694 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
695 |
delete [] name; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
696 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
697 |
return nameStr; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
698 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
699 |