platform_bionic/libc/include/sys/procfs.h
Elliott Hughes 8e5fc5b037 NGREG != ELF_NGREG.
Except they are the same on arm32/arm64, so we hadn't really noticed. x86
and x86-64 are quite different though, presumably by historical accident.

Fix the definitions and add some static asserts.

Bug: https://github.com/android/ndk/issues/1347
Test: treehugger
Change-Id: Ic27b172066cf3443749463b9b73c912d204f9516
2020-09-08 09:27:02 -07:00

68 lines
2.1 KiB
C

/*
* Copyright (C) 2014 The Android Open Source Project
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#pragma once
#include <sys/cdefs.h>
#include <sys/ptrace.h>
#include <sys/ucontext.h>
__BEGIN_DECLS
#if defined(__arm__)
#define ELF_NGREG (sizeof(struct user_regs) / sizeof(elf_greg_t))
#elif defined(__aarch64__)
#define ELF_NGREG (sizeof(struct user_pt_regs) / sizeof(elf_greg_t))
#else
#define ELF_NGREG (sizeof(struct user_regs_struct) / sizeof(elf_greg_t))
#endif
typedef unsigned long elf_greg_t;
typedef elf_greg_t elf_gregset_t[ELF_NGREG];
typedef fpregset_t elf_fpregset_t;
#if defined(__i386__)
typedef struct user_fpxregs_struct elf_fpxregset_t;
#endif
typedef elf_gregset_t prgregset_t;
typedef elf_fpregset_t prfpregset_t;
typedef pid_t lwpid_t;
typedef void* psaddr_t;
struct elf_siginfo {
int si_signo;
int si_code;
int si_errno;
};
#define ELF_PRARGSZ 80
__END_DECLS