sandbox/linux/services/android_arm_ucontext.h

   1 // Copyright (c) 2012 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_ARM_UCONTEXT_H_
   6 #define SANDBOX_LINUX_SERVICES_ANDROID_ARM_UCONTEXT_H_
   7
   8 #if !defined(__BIONIC_HAVE_UCONTEXT_T)
   9 #include <asm/sigcontext.h>
  10
  11 // We also need greg_t for the sandbox, include it in this header as well.
  12 typedef unsigned long greg_t;
  13
  14 //typedef unsigned long sigset_t;
  15 typedef struct ucontext {
  16   unsigned long   uc_flags;
  17   struct ucontext  *uc_link;
  18   stack_t     uc_stack;
  19   struct sigcontext uc_mcontext;
  20   sigset_t    uc_sigmask;
  21   /* Allow for uc_sigmask growth.  Glibc uses a 1024-bit sigset_t.  */
  22   int     __not_used[32 - (sizeof (sigset_t) / sizeof (int))];
  23   /* Last for extensibility.  Eight byte aligned because some
  24      coprocessors require eight byte alignment.  */
  25   unsigned long   uc_regspace[128] __attribute__((__aligned__(8)));
  26 } ucontext_t;
  27
  28 #else
  29 #include <sys/ucontext.h>
  30 #endif  // __BIONIC_HAVE_UCONTEXT_T
  31
  32 #endif  // SANDBOX_LINUX_SERVICES_ANDROID_ARM_UCONTEXT_H_