author | timothy.murphy@nokia.com |
Thu, 27 May 2010 12:42:13 +0100 | |
branch | fix |
changeset 577 | 70a350fada5a |
parent 0 | 044383f39525 |
child 590 | 360bd6b35136 |
permissions | -rw-r--r-- |
0
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/* |
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* Copyright (c) 2007-2009 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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@file |
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@internalComponent |
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@released |
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*/ |
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#include "e32reader.h" |
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#include <f32image.h> |
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/** |
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Constructor. |
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@internalComponent |
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@released |
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*/ |
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E32Image::E32Image() |
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:E32ImageFile() |
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{ |
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} |
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/** |
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Destructor. |
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@internalComponent |
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@released |
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*/ |
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E32Image::~E32Image() |
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{ |
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} |
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/** |
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Function responsible to read the import section of an e32 image and return the dependency names. |
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@internalComponent |
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@released |
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@param aCount - Number of imports found |
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@return - returns the two dimensional |
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*/ |
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char** E32Image::GetImportExecutableNames(int& aCount) |
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{ |
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const E32ImportSection* isection = (const E32ImportSection*)(iData + iOrigHdr->iImportOffset); |
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const E32ImportBlock* impBlock = (const E32ImportBlock*)(isection + 1); |
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char** nameList = (char**)malloc(iOrigHdr->iDllRefTableCount * sizeof(char*)); |
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aCount = iOrigHdr->iDllRefTableCount; |
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for (int d = 0; d < iOrigHdr->iDllRefTableCount; ++d) |
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{ |
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char* dllname = iData + iOrigHdr->iImportOffset + impBlock->iOffsetOfDllName; |
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char* curlyStart = strchr(dllname, '{'); |
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char* dotStart = strrchr(dllname, '.'); |
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dllname[curlyStart - dllname] = '\0'; |
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strcat(dllname,dotStart); |
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nameList[d] = dllname; |
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TUint impfmt = iOrigHdr->ImportFormat(); |
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impBlock = impBlock->NextBlock(impfmt); //Get next import block |
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} |
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return nameList; |
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} |
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/** |
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Constructor intializes the class pointer members. |
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@internalComponent |
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@released |
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@param aImageName - image file name |
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*/ |
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E32Reader::E32Reader(char* aImageName) |
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:ImageReader(aImageName) |
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{ |
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iInputStream.open(iImgFileName.c_str(), Ios::binary | Ios::in); |
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int fwdSlashOff = iImgFileName.find_last_of('/'); |
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int bwdSlashOff = iImgFileName.find_last_of('\\'); |
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int exeNameOff = (fwdSlashOff > bwdSlashOff) ? fwdSlashOff : bwdSlashOff; |
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iExeName = iImgFileName.substr(exeNameOff + 1); |
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} |
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/** |
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Destructor deletes the class pointer members. |
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@internalComponent |
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@released |
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*/ |
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E32Reader::~E32Reader() |
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{ |
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iInputStream.close(); |
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DELETE(iE32Image); |
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} |
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/** |
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Function responsible to say whether it is an e32 image or not. |
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@internalComponent |
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@released |
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@param aImage - e32 image |
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*/ |
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bool E32Reader::IsE32Image(char* aFile) |
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{ |
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if(E32Image::IsE32ImageFile(aFile)) |
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return true; |
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return false; |
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} |
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/** |
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Funtion to read the whole e32 image file and write the contents into iData memeber |
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@internalComponent |
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@released |
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*/ |
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void E32Reader::ReadImage() |
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{ |
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if( !iInputStream.is_open() ) |
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{ |
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cerr << "Error: " << "Can not open file" << iImgFileName.c_str() << endl; |
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exit(EXIT_FAILURE); |
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} |
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iE32Image = new E32Image(); |
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iInputStream.seekg(0, Ios::end); |
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TUint32 aSz = iInputStream.tellg(); |
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iInputStream.seekg(0, Ios::beg); |
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iE32Image->Adjust(aSz); |
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iE32Image->iFileSize = aSz; |
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} |
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149 |
|
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150 |
/** |
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Function responsible to read the E32 image and put the data into E32ImageFile object. |
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It is achieved using the operator >> overloaded function. |
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|
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@internalComponent |
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@released |
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*/ |
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void E32Reader::ProcessImage() |
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{ |
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iInputStream >> *iE32Image; |
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iExeAvailable = true; |
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} |
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162 |
|
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163 |
/** |
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Function responsible to gather dependencies for one e32 image. |
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165 |
|
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@internalComponent |
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@released |
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168 |
|
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@return iExeNamesVsDepListMap - returns all executable's dependencies |
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170 |
*/ |
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ExeNamesVsDepListMap& E32Reader::GatherDependencies() |
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{ |
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int count=0; |
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char** nameList = iE32Image->GetImportExecutableNames(count); |
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int i = 0; |
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for(; i < count; ++i) |
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{ |
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iDependencyList.push_back(String(nameList[i])); |
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} |
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iImageVsDepList.insert(std::make_pair(iExeName, iDependencyList)); |
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return iImageVsDepList; |
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182 |
} |
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183 |
|
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184 |
/** |
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185 |
Function responsible to return the dependency list of an e32 image. |
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186 |
|
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187 |
@internalComponent |
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188 |
@released |
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189 |
|
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190 |
@return iDependencyList - returns all executable's dependencies |
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191 |
*/ |
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const StringList& E32Reader::GetDependencyList() |
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{ |
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return iDependencyList; |
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195 |
} |
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196 |
|
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197 |
/** |
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198 |
Function responsible prepare the ExeVsId map. |
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199 |
|
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200 |
@internalComponent |
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201 |
@released |
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202 |
*/ |
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void E32Reader::PrepareExeVsIdMap() |
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204 |
{ |
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205 |
IdData* id; |
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if(iExeVsIdData.size() == 0) //Is not already prepared |
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207 |
{ |
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id = new IdData; |
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id->iUid = iE32Image->iOrigHdr->iUid1; |
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id->iDbgFlag = (iE32Image->iOrigHdr->iFlags & KImageDebuggable)? true : false; |
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TUint aHeaderFmt = E32ImageHeader::HdrFmtFromFlags(iE32Image->iOrigHdr->iFlags); |
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if (aHeaderFmt >= KImageHdrFmt_V) |
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213 |
{ |
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E32ImageHeaderV* v = iE32Image->iHdr; |
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id->iSid = v->iS.iSecureId; |
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id->iVid = v->iS.iVendorId; |
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217 |
} |
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id->iFileOffset = 0; |
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iExeVsIdData[iExeName] = id; |
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220 |
} |
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id = KNull; |
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222 |
} |
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223 |
|
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224 |
/** |
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225 |
Function responsible to return the Executable versus IdData container. |
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226 |
|
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227 |
@internalComponent |
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228 |
@released |
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229 |
|
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230 |
@return - returns iExeVsIdData |
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231 |
*/ |
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232 |
const ExeVsIdDataMap& E32Reader::GetExeVsIdMap() const |
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233 |
{ |
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234 |
return iExeVsIdData; |
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235 |
} |