michael@0: // Copyright (c) 2012 The Chromium Authors. All rights reserved.
michael@0: // Use of this source code is governed by a BSD-style license that can be
michael@0: // found in the LICENSE file.
michael@0: 
michael@0: /* This file has been imported from
michael@0:  * http://git.chromium.org/gitweb/?p=chromium.git;a=blob;f=sandbox/linux/services/android_arm_ucontext.h;hb=99b3e83972e478a42fa72da1ffefee58413e87d4
michael@0:  */
michael@0: 
michael@0: #ifndef SANDBOX_LINUX_SERVICES_ANDROID_ARM_UCONTEXT_H_
michael@0: #define SANDBOX_LINUX_SERVICES_ANDROID_ARM_UCONTEXT_H_
michael@0: 
michael@0: #if !defined(__BIONIC_HAVE_UCONTEXT_T)
michael@0: #include <asm/sigcontext.h>
michael@0: 
michael@0: // We also need greg_t for the sandbox, include it in this header as well.
michael@0: typedef unsigned long greg_t;
michael@0: 
michael@0: //typedef unsigned long sigset_t;
michael@0: typedef struct ucontext {
michael@0:   unsigned long   uc_flags;
michael@0:   struct ucontext  *uc_link;
michael@0:   stack_t     uc_stack;
michael@0:   struct sigcontext uc_mcontext;
michael@0:   sigset_t    uc_sigmask;
michael@0:   /* Allow for uc_sigmask growth.  Glibc uses a 1024-bit sigset_t.  */
michael@0:   int     __not_used[32 - (sizeof (sigset_t) / sizeof (int))];
michael@0:   /* Last for extensibility.  Eight byte aligned because some
michael@0:      coprocessors require eight byte alignment.  */
michael@0:   unsigned long   uc_regspace[128] __attribute__((__aligned__(8)));
michael@0: } ucontext_t;
michael@0: 
michael@0: #else
michael@0: #include <sys/ucontext.h>
michael@0: #endif  // __BIONIC_HAVE_UCONTEXT_T
michael@0: 
michael@0: #endif  // SANDBOX_LINUX_SERVICES_ANDROID_ARM_UCONTEXT_H_