/*
* StubProvider.java - This file is part of the Jakstab project.
* Copyright 2007-2015 Johannes Kinder <jk@jakstab.org>
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, see <http://www.gnu.org/licenses/>.
*/
package org.jakstab.loader;
import org.jakstab.asm.AbsoluteAddress;
import org.jakstab.asm.SymbolFinder;
/**
* @author Johannes Kinder
*/
public interface StubProvider {
public static final long STUB_BASE = 0xFF000000L;
// Stack is not cleared
public static final int CDECL = 0;
// All parameters on the stack, stack is cleared
public static final int STDCALL = 1;
// Two parameters in registers, remaining on stack, stack is cleared
public static final int FASTCALL = 2;
// No function, but a variable
public static final int EXTERNAL_VARIABLE = 3;
/**
* Resolves a reference to an external symbol to a concrete address. The
* StubProvider needs to ensure that the address is properly initialized
* with statements or values.
*
* @param library the referenced library
* @param symbol the referenced symbol, a function or variable name
* @return the virtual address of the referenced symbol
*/
public AbsoluteAddress resolveSymbol(String library, String symbol);
public SymbolFinder getSymbolFinder();
}