uapi/linux/elf-fdpic.h

0001 /* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
0002 /* elf-fdpic.h: FDPIC ELF load map
0003  *
0004  * Copyright (C) 2003 Red Hat, Inc. All Rights Reserved.
0005  * Written by David Howells (dhowells@redhat.com)
0006  *
0007  * This program is free software; you can redistribute it and/or
0008  * modify it under the terms of the GNU General Public License
0009  * as published by the Free Software Foundation; either version
0010  * 2 of the License, or (at your option) any later version.
0011  */
0012
0013 #ifndef _UAPI_LINUX_ELF_FDPIC_H
0014 #define _UAPI_LINUX_ELF_FDPIC_H
0015
0016 #include <linux/elf.h>
0017
0018 #define PT_GNU_STACK    (PT_LOOS + 0x474e551)
0019
0020 /* segment mappings for ELF FDPIC libraries/executables/interpreters */
0021 struct elf32_fdpic_loadseg {
0022     Elf32_Addr  addr;       /* core address to which mapped */
0023     Elf32_Addr  p_vaddr;    /* VMA recorded in file */
0024     Elf32_Word  p_memsz;    /* allocation size recorded in file */
0025 };
0026
0027 struct elf32_fdpic_loadmap {
0028     Elf32_Half  version;    /* version of these structures, just in case... */
0029     Elf32_Half  nsegs;      /* number of segments */
0030     struct elf32_fdpic_loadseg segs[];
0031 };
0032
0033 #define ELF32_FDPIC_LOADMAP_VERSION 0x0000
0034
0035 #endif /* _UAPI_LINUX_ELF_FDPIC_H */