--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/e32tools/elf2e32/source/e32exporttable.cpp Tue Oct 27 16:36:35 2009 +0000
@@ -0,0 +1,125 @@
+// Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies).
+// All rights reserved.
+// This component and the accompanying materials are made available
+// under the terms of "Eclipse Public License v1.0"
+// which accompanies this distribution, and is available
+// at the URL "http://www.eclipse.org/legal/epl-v10.html".
+//
+// Initial Contributors:
+// Nokia Corporation - initial contribution.
+//
+// Contributors:
+//
+// Description:
+//
+
+#include "e32exporttable.h"
+#include "pl_elfexecutable.h"
+#include "pl_elfexports.h"
+#include "pl_dllsymbol.h"
+#include "pl_elflocalrelocation.h"
+
+/**
+Destructor for E32ExportTable class.
+@internalComponent
+@released
+*/
+E32ExportTable::~E32ExportTable()
+{
+ delete [] iTable;
+}
+
+/**
+This function updates the e32 export table.
+@param aElfExecutable - Elf executable
+@param aExportList - export symbol list
+@internalComponent
+@released
+*/
+void E32ExportTable::CreateExportTable(ElfExecutable * aElfExecutable, ElfExports::ExportList & aExportList)
+{
+ iElfExecutable = aElfExecutable;
+ // ELFExports::ExportList aExportList = aElfExecutable->GetExportsInOrdinalOrder();
+ // The export table has a header containing the number of entries
+ // before the entries themselves. So add 1 to number of exports
+ iNumExports = aExportList.size();
+ size_t aSize = iNumExports + 1;
+ iSize = aSize * sizeof(MemAddr);
+ iTable = new unsigned int[aSize];
+ // Set up header
+ iTable[0] = aExportList.size();
+ Elf32_Phdr * aROHdr = aElfExecutable->iCodeSegmentHdr;
+ // The export table starts after the header. NB this is a virtual address in the RO
+ // segment of the E32Image. It is outside the ELF RO segment.
+ Elf32_Addr * aPlace = ELF_ENTRY_PTR(Elf32_Addr, aROHdr->p_vaddr, aROHdr->p_filesz) + 1;
+ iExportTableAddress = (Elf32_Addr)aPlace;
+ // Tell the E32Image constructor that it must allocate the export table
+ // i.e. copy it from iTable.
+ iAllocateP = true;
+ bool aDelSym;
+ ElfExports::ExportList::iterator first = aExportList.begin();
+ for (PLUINT32 i = 1; i < aSize; i++, first++)
+ {
+ Elf32_Sym * sym;
+
+ unsigned int ptr;
+ if ((*first)->Absent())
+ {
+ ptr = aElfExecutable->iEntryPoint;
+ sym = new Elf32_Sym;
+ memset(sym, 0, sizeof(Elf32_Sym));
+ sym->st_value = ptr;
+ aDelSym = true;
+ }
+ else
+ {
+ ptr = (*first)->iElfSym->st_value;
+ sym = (*first)->iElfSym;
+ aDelSym = false;
+ }
+ // set up the pointer
+ iTable[i] = ptr;
+ ElfLocalRelocation * aRel = new ElfLocalRelocation(iElfExecutable, (Elf32_Addr)aPlace++, 0, i, R_ARM_ABS32, NULL, ESegmentRO, sym, aDelSym);
+ aRel->Add();
+
+ }
+}
+
+/**
+This function returns the number of exports.
+@internalComponent
+@released
+*/
+size_t E32ExportTable::GetNumExports()
+{
+ return iNumExports;
+}
+
+/**
+This function tells the e32 image allocator if space is required to
+be allocated for export table.
+@internalComponent
+@released
+*/
+bool E32ExportTable::AllocateP(){
+ return iAllocateP;
+}
+
+/**
+This function returns the e32 export table size.
+@internalComponent
+@released
+*/
+size_t E32ExportTable::GetExportTableSize(){
+ return iSize;
+}
+
+/**
+This function returns e32 export table.
+@internalComponent
+@released
+*/
+unsigned int * E32ExportTable::GetExportTable() {
+ return iTable;
+}
+