| // Copyright 2014 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef SANDBOX_LINUX_SYSTEM_HEADERS_ARM64_LINUX_UCONTEXT_H_ |
| #define SANDBOX_LINUX_SYSTEM_HEADERS_ARM64_LINUX_UCONTEXT_H_ |
| |
| #if !defined(__BIONIC_HAVE_UCONTEXT_T) |
| #include <asm/sigcontext.h> |
| #include <signal.h> |
| #include <stdint.h> |
| // We also need greg_t for the sandbox, include it in this header as well. |
| typedef uint64_t greg_t; |
| |
| struct ucontext_t { |
| unsigned long uc_flags; |
| struct ucontext* uc_link; |
| stack_t uc_stack; |
| sigset_t uc_sigmask; |
| /* glibc uses a 1024-bit sigset_t */ |
| uint8_t unused[1024 / 8 - sizeof(sigset_t)]; |
| /* last for future expansion */ |
| struct sigcontext uc_mcontext; |
| }; |
| |
| #else |
| #include <sys/ucontext.h> |
| #endif // __BIONIC_HAVE_UCONTEXT_T |
| |
| #endif // SANDBOX_LINUX_SYSTEM_HEADERS_ARM64_LINUX_UCONTEXT_H_ |