corda/common/inc/internal/elf_util.h
Angie Chinchilla 9441de4c38 Initial release of Intel SGX for Linux.
This release is used in conjunction with the linux-sgx-driver Intial release:
https://github.com/01org/linux-sgx-driver
commit-id: 0e865ce5e6b297a787bcdc12d98bada8174be6d7

Intel-id: 33399

Signed-off-by: Angie Chinchilla <angie.v.chinchilla@intel.com>
2016-06-23 18:51:53 -04:00

73 lines
2.8 KiB
C

/*
* Copyright (C) 2011-2016 Intel Corporation. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#ifndef _ELF_UTIL_H_
#define _ELF_UTIL_H_
#include "elfheader/elf_common.h"
#include "elfheader/elfstructs.h"
#ifndef __ELF_NATIVE_CLASS
# if defined(_M_X64) || defined(__x86_64) || defined(__amd64)
# include <limits.h> /* for UINT_MAX */
# define __ELF_NATIVE_CLASS 64
# else
# define __ELF_NATIVE_CLASS 32
# endif
#endif
#if __ELF_NATIVE_CLASS == 64
# define Rel Rela
# define RTS_DT_REL DT_RELA
# define RTS_DT_RELSZ DT_RELASZ
# define RTS_DT_RELENT DT_RELAENT
# else
# define RTS_DT_REL DT_REL
# define RTS_DT_RELSZ DT_RELSZ
# define RTS_DT_RELENT DT_RELENT
#endif
/* We use this macro to refer to ELF types independent of the native wordsize.
`ElfW(TYPE)' is used in place of `Elf32_TYPE' or `Elf64_TYPE'. */
#define ElfW(type) _ElfW (Elf, __ELF_NATIVE_CLASS, type)
/* We use this macro to refer to ELF macro constants. For example,
`ELFW(R_SYM)' is used in place of `ELF32_R_SYM' or `ELF64_R_SYM'. */
#define ELFW(type) _ElfW (ELF, __ELF_NATIVE_CLASS, type)
#define _ElfW(e,w,t) _ElfW_1 (e, w, _##t)
#define _ElfW_1(e,w,t) e##w##t
/* GNU header uses `JUMP_SLOT' while `JMP_SLOT' in FreeBSD. */
#define R_X86_64_JUMP_SLOT R_X86_64_JMP_SLOT
#endif