emu_stack.h

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00001 /********************************************************************************
00002  *                               libemu
00003  *
00004  *                    - x86 shellcode emulation -
00005  *
00006  *
00007  * Copyright (C) 2008  Paul Baecher & Markus Koetter
00008  * 
00009  * This program is free software; you can redistribute it and/or
00010  * modify it under the terms of the GNU General Public License
00011  * as published by the Free Software Foundation; either version 2
00012  * of the License, or (at your option) any later version.
00013  * 
00014  * This program is distributed in the hope that it will be useful,
00015  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00016  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00017  * GNU General Public License for more details.
00018  * 
00019  * You should have received a copy of the GNU General Public License
00020  * along with this program; if not, write to the Free Software
00021  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
00022  * 
00023  * 
00024  *             contact nepenthesdev@users.sourceforge.net  
00025  *
00026  *******************************************************************************/
00027 
00028 
00029 #ifndef HAVE_EMU_STACK_H
00030 #define HAVE_EMU_STACK_H
00031 
00032 struct emu_stack_item
00033 {
00034         struct emu_stack_item *next;
00035         void *data;
00036 };
00037 
00038 struct emu_stack
00039 {
00040         struct emu_stack_item *front;
00041         struct emu_stack_item *back;
00042 };
00043 
00044 struct emu_stack *emu_stack_new(void);
00045 void emu_stack_free(struct emu_stack *es);
00046 void *emu_stack_front(struct emu_stack *es);
00047 void  emu_stack_push(struct emu_stack *es, void *data);
00048 void *emu_stack_pop(struct emu_stack *es);
00049 bool  emu_stack_empty(struct emu_stack *es);
00050 
00051 #endif