/usr/include/emu/environment/linux/emu_env_linux.h is in libemu-dev 0.2.0+git20120122-1.2+b1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* libemu
*
* - x86 shellcode emulation -
*
*
* Copyright (C) 2007 Paul Baecher & Markus Koetter
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program 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 for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*
* contact nepenthesdev@users.sourceforge.net
*
*******************************************************************************/
#ifndef HAVE_EMU_ENV_LINUX_H
#define HAVE_EMU_ENV_LINUX_H
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include "emu/emu.h"
#include "emu/emu_cpu.h"
#include "emu/emu_cpu_data.h"
#include "emu/emu_memory.h"
#include "emu/emu_hashtable.h"
struct emu_profile;
struct emu_env;
struct emu_env_linux
{
struct emu *emu;
struct emu_hashtable *syscall_hooks_by_name;
struct emu_env_linux_syscall *syscall_hookx;
struct emu_env_hook *hooks;
// struct emu_profile *profile;
};
struct emu_env_linux *emu_env_linux_new(struct emu *e);
void emu_env_linux_free(struct emu_env_linux *eel);
struct emu_env_hook *emu_env_linux_syscall_check(struct emu_env *env);
struct emu_env_linux_syscall_entry
{
const char *name;
const char *(*fnhook)(struct emu_env_linux *env);
};
typedef uint32_t (*userhook)(struct emu_env_linux *env, struct emu_env_linux_syscall *syscall, ...);
struct emu_env_linux_syscall
{
const char *name;
int32_t (*fnhook)(struct emu_env *env, struct emu_env_hook *hook);
void *userdata;
uint32_t (*userhook)(struct emu_env *env, struct emu_env_hook *hook, ...);
};
int32_t emu_env_linux_syscall_hook(struct emu_env *env, const char *syscallname,
uint32_t (*userhook)(struct emu_env *env, struct emu_env_hook *hook, ...),
void *userdata);
const char *env_linux_socketcall(struct emu_env_linux *env);
#endif
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