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Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960/* 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>
#if ELF_CLASS == ELFCLASS32#define Elf_Sword Elf32_Sword#define elf_fdpic_loadseg elf32_fdpic_loadseg#define elf_fdpic_loadmap elf32_fdpic_loadmap#define ELF_FDPIC_LOADMAP_VERSION ELF32_FDPIC_LOADMAP_VERSION#else#define Elf_Sword Elf64_Sxword#define elf_fdpic_loadmap elf64_fdpic_loadmap#define elf_fdpic_loadseg elf64_fdpic_loadseg#define ELF_FDPIC_LOADMAP_VERSION ELF64_FDPIC_LOADMAP_VERSION#endif
/* * 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 elf_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_MMUextern 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 */