1// Copyright 2014 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5#ifndef SANDBOX_LINUX_SYSTEM_HEADERS_ARM64_LINUX_UCONTEXT_H_ 6#define SANDBOX_LINUX_SYSTEM_HEADERS_ARM64_LINUX_UCONTEXT_H_ 7 8#if !defined(__BIONIC_HAVE_UCONTEXT_T) 9#include <asm/sigcontext.h> 10#include <signal.h> 11#include <stdint.h> 12// We also need greg_t for the sandbox, include it in this header as well. 13typedef uint64_t greg_t; 14 15struct ucontext_t { 16 unsigned long uc_flags; 17 struct ucontext* uc_link; 18 stack_t uc_stack; 19 sigset_t uc_sigmask; 20 /* glibc uses a 1024-bit sigset_t */ 21 uint8_t unused[1024 / 8 - sizeof(sigset_t)]; 22 /* last for future expansion */ 23 struct sigcontext uc_mcontext; 24}; 25 26#else 27#include <sys/ucontext.h> 28#endif // __BIONIC_HAVE_UCONTEXT_T 29 30#endif // SANDBOX_LINUX_SYSTEM_HEADERS_ARM64_LINUX_UCONTEXT_H_ 31