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_SERVICES_ANDROID_MIPS_UCONTEXT_H_
6#define SANDBOX_LINUX_SERVICES_ANDROID_MIPS_UCONTEXT_H_
7
8// This is mostly copied from breakpad (common/android/include/sys/ucontext.h),
9// except we do use sigset_t for uc_sigmask instead of a custom type.
10#if !defined(__BIONIC_HAVE_UCONTEXT_T)
11// Ensure that 'stack_t' is defined.
12#include <asm/signal.h>
13
14// We also need greg_t for the sandbox, include it in this header as well.
15typedef unsigned long greg_t;
16
17typedef struct {
18  uint32_t regmask;
19  uint32_t status;
20  uint64_t pc;
21  uint64_t gregs[32];
22  uint64_t fpregs[32];
23  uint32_t acx;
24  uint32_t fpc_csr;
25  uint32_t fpc_eir;
26  uint32_t used_math;
27  uint32_t dsp;
28  uint64_t mdhi;
29  uint64_t mdlo;
30  uint32_t hi1;
31  uint32_t lo1;
32  uint32_t hi2;
33  uint32_t lo2;
34  uint32_t hi3;
35  uint32_t lo3;
36} mcontext_t;
37
38typedef struct ucontext {
39  uint32_t uc_flags;
40  struct ucontext* uc_link;
41  stack_t uc_stack;
42  mcontext_t uc_mcontext;
43  sigset_t uc_sigmask;
44  // Other fields are not used by Google Breakpad. Don't define them.
45} ucontext_t;
46
47#else
48#include <sys/ucontext.h>
49#endif  // __BIONIC_HAVE_UCONTEXT_T
50
51#endif  // SANDBOX_LINUX_SERVICES_ANDROID_MIPS_UCONTEXT_H_
52