kernel_optimize_test/include/linux/elf-fdpic.h
Thomas Gleixner 2874c5fd28 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
Based on 1 normalized pattern(s):

  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

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-or-later

has been chosen to replace the boilerplate/reference in 3029 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190527070032.746973796@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-30 11:26:32 -07:00

48 lines
2.0 KiB
C

/* SPDX-License-Identifier: GPL-2.0-or-later */
/* FDPIC ELF load map
*
* Copyright (C) 2003 Red Hat, Inc. All Rights Reserved.
* Written by David Howells (dhowells@redhat.com)
*/
#ifndef _LINUX_ELF_FDPIC_H
#define _LINUX_ELF_FDPIC_H
#include <uapi/linux/elf-fdpic.h>
/*
* binfmt binary parameters structure
*/
struct elf_fdpic_params {
struct elfhdr hdr; /* ref copy of ELF header */
struct elf_phdr *phdrs; /* ref copy of PT_PHDR table */
struct elf32_fdpic_loadmap *loadmap; /* loadmap to be passed to userspace */
unsigned long elfhdr_addr; /* mapped ELF header user address */
unsigned long ph_addr; /* mapped PT_PHDR user address */
unsigned long map_addr; /* mapped loadmap user address */
unsigned long entry_addr; /* mapped entry user address */
unsigned long stack_size; /* stack size requested (PT_GNU_STACK) */
unsigned long dynamic_addr; /* mapped PT_DYNAMIC user address */
unsigned long load_addr; /* user address at which to map binary */
unsigned long flags;
#define ELF_FDPIC_FLAG_ARRANGEMENT 0x0000000f /* PT_LOAD arrangement flags */
#define ELF_FDPIC_FLAG_INDEPENDENT 0x00000000 /* PT_LOADs can be put anywhere */
#define ELF_FDPIC_FLAG_HONOURVADDR 0x00000001 /* PT_LOAD.vaddr must be honoured */
#define ELF_FDPIC_FLAG_CONSTDISP 0x00000002 /* PT_LOADs require constant
* displacement */
#define ELF_FDPIC_FLAG_CONTIGUOUS 0x00000003 /* PT_LOADs should be contiguous */
#define ELF_FDPIC_FLAG_EXEC_STACK 0x00000010 /* T if stack to be executable */
#define ELF_FDPIC_FLAG_NOEXEC_STACK 0x00000020 /* T if stack not to be executable */
#define ELF_FDPIC_FLAG_EXECUTABLE 0x00000040 /* T if this object is the executable */
#define ELF_FDPIC_FLAG_PRESENT 0x80000000 /* T if this object is present */
};
#ifdef CONFIG_MMU
extern void elf_fdpic_arch_lay_out_mm(struct elf_fdpic_params *exec_params,
struct elf_fdpic_params *interp_params,
unsigned long *start_stack,
unsigned long *start_brk);
#endif
#endif /* _LINUX_ELF_FDPIC_H */