sandbox/linux/services/android_mips_ucontext.h

   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.
  15 typedef unsigned long greg_t;
  16
  17 typedef 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
  38 typedef 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_