52 lines
2.2 KiB
C
Executable File
52 lines
2.2 KiB
C
Executable File
/* FDPIC ELF load map
|
|
*
|
|
* Copyright (C) 2003 Red Hat, Inc. All Rights Reserved.
|
|
* Written by David Howells (dhowells@redhat.com)
|
|
*
|
|
* 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.
|
|
*/
|
|
|
|
#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 */
|