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1/* FDPIC ELF load map
2 *
3 * Copyright (C) 2003 Red Hat, Inc. All Rights Reserved.
4 * Written by David Howells (dhowells@redhat.com)
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * as published by the Free Software Foundation; either version
9 * 2 of the License, or (at your option) any later version.
10 */
11
12#ifndef _LINUX_ELF_FDPIC_H
13#define _LINUX_ELF_FDPIC_H
14
15#include <uapi/linux/elf-fdpic.h>
16
17/*
18 * binfmt binary parameters structure
19 */
20struct elf_fdpic_params {
21 struct elfhdr hdr; /* ref copy of ELF header */
22 struct elf_phdr *phdrs; /* ref copy of PT_PHDR table */
23 struct elf32_fdpic_loadmap *loadmap; /* loadmap to be passed to userspace */
24 unsigned long elfhdr_addr; /* mapped ELF header user address */
25 unsigned long ph_addr; /* mapped PT_PHDR user address */
26 unsigned long map_addr; /* mapped loadmap user address */
27 unsigned long entry_addr; /* mapped entry user address */
28 unsigned long stack_size; /* stack size requested (PT_GNU_STACK) */
29 unsigned long dynamic_addr; /* mapped PT_DYNAMIC user address */
30 unsigned long load_addr; /* user address at which to map binary */
31 unsigned long flags;
32#define ELF_FDPIC_FLAG_ARRANGEMENT 0x0000000f /* PT_LOAD arrangement flags */
33#define ELF_FDPIC_FLAG_INDEPENDENT 0x00000000 /* PT_LOADs can be put anywhere */
34#define ELF_FDPIC_FLAG_HONOURVADDR 0x00000001 /* PT_LOAD.vaddr must be honoured */
35#define ELF_FDPIC_FLAG_CONSTDISP 0x00000002 /* PT_LOADs require constant
36 * displacement */
37#define ELF_FDPIC_FLAG_CONTIGUOUS 0x00000003 /* PT_LOADs should be contiguous */
38#define ELF_FDPIC_FLAG_EXEC_STACK 0x00000010 /* T if stack to be executable */
39#define ELF_FDPIC_FLAG_NOEXEC_STACK 0x00000020 /* T if stack not to be executable */
40#define ELF_FDPIC_FLAG_EXECUTABLE 0x00000040 /* T if this object is the executable */
41#define ELF_FDPIC_FLAG_PRESENT 0x80000000 /* T if this object is present */
42};
43
44#ifdef CONFIG_MMU
45extern void elf_fdpic_arch_lay_out_mm(struct elf_fdpic_params *exec_params,
46 struct elf_fdpic_params *interp_params,
47 unsigned long *start_stack,
48 unsigned long *start_brk);
49#endif
50
51#endif /* _LINUX_ELF_FDPIC_H */
52

Warning: That file was not part of the compilation database. It may have many parsing errors.