sandbox/linux/services/android_arm64_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_ARM64_UCONTEXT_H_
   6 #define SANDBOX_LINUX_SERVICES_ANDROID_ARM64_UCONTEXT_H_
   7
   8 #if !defined(__BIONIC_HAVE_UCONTEXT_T)
   9 #include <asm/sigcontext.h>
  10 #include <signal.h>
  11 // We also need greg_t for the sandbox, include it in this header as well.
  12 typedef uint64_t greg_t;
  13
  14 struct ucontext_t {
  15   unsigned long uc_flags;
  16   struct ucontext* uc_link;
  17   stack_t uc_stack;
  18   sigset_t uc_sigmask;
  19   /* glibc uses a 1024-bit sigset_t */
  20   uint8_t unused[1024 / 8 - sizeof(sigset_t)];
  21   /* last for future expansion */
  22   struct sigcontext uc_mcontext;
  23 };
  24
  25 #else
  26 #include <sys/ucontext.h>
  27 #endif  // __BIONIC_HAVE_UCONTEXT_T
  28
  29 #endif  // SANDBOX_LINUX_SERVICES_ANDROID_ARM64_UCONTEXT_H_