xref: /linux/arch/arm64/include/uapi/asm/ucontext.h (revision 6647852abc1fd74e9c5e0dcf404ea4cb9c929630)
1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2 /*
3  * Copyright (C) 2012 ARM Ltd.
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License version 2 as
7  * published by the Free Software Foundation.
8  *
9  * This program is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12  * GNU General Public License for more details.
13  *
14  * You should have received a copy of the GNU General Public License
15  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
16  */
17 #ifndef _UAPI__ASM_UCONTEXT_H
18 #define _UAPI__ASM_UCONTEXT_H
19 
20 #include <linux/types.h>
21 
22 struct ucontext {
23 	unsigned long	  uc_flags;
24 	struct ucontext	 *uc_link;
25 	stack_t		  uc_stack;
26 	sigset_t	  uc_sigmask;
27 	/* glibc uses a 1024-bit sigset_t */
28 	__u8		  __unused[1024 / 8 - sizeof(sigset_t)];
29 	/* last for future expansion */
30 	struct sigcontext uc_mcontext;
31 };
32 
33 #endif /* _UAPI__ASM_UCONTEXT_H */
34