1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2#ifndef _UAPI_ASM_X86_SIGNAL_H
3#define _UAPI_ASM_X86_SIGNAL_H
4
5#ifndef __ASSEMBLER__
6#include <linux/types.h>
7#include <linux/compiler.h>
8
9/* Avoid too many header ordering problems. */
10struct siginfo;
11
12#ifndef __KERNEL__
13/* Here we must cater to libcs that poke about in kernel headers. */
14
15#define NSIG 32
16typedef unsigned long sigset_t;
17
18#endif /* __KERNEL__ */
19#endif /* __ASSEMBLER__ */
20
21
22#define SIGHUP 1
23#define SIGINT 2
24#define SIGQUIT 3
25#define SIGILL 4
26#define SIGTRAP 5
27#define SIGABRT 6
28#define SIGIOT 6
29#define SIGBUS 7
30#define SIGFPE 8
31#define SIGKILL 9
32#define SIGUSR1 10
33#define SIGSEGV 11
34#define SIGUSR2 12
35#define SIGPIPE 13
36#define SIGALRM 14
37#define SIGTERM 15
38#define SIGSTKFLT 16
39#define SIGCHLD 17
40#define SIGCONT 18
41#define SIGSTOP 19
42#define SIGTSTP 20
43#define SIGTTIN 21
44#define SIGTTOU 22
45#define SIGURG 23
46#define SIGXCPU 24
47#define SIGXFSZ 25
48#define SIGVTALRM 26
49#define SIGPROF 27
50#define SIGWINCH 28
51#define SIGIO 29
52#define SIGPOLL SIGIO
53/*
54#define SIGLOST 29
55*/
56#define SIGPWR 30
57#define SIGSYS 31
58#define SIGUNUSED 31
59
60/* These should not be considered constants from userland. */
61#define SIGRTMIN 32
62#define SIGRTMAX _NSIG
63
64#define SA_RESTORER 0x04000000
65
66#define MINSIGSTKSZ 2048
67#define SIGSTKSZ 8192
68
69#include <asm-generic/signal-defs.h>
70
71#ifndef __ASSEMBLER__
72
73
74# ifndef __KERNEL__
75/* Here we must cater to libcs that poke about in kernel headers. */
76#ifdef __i386__
77
78struct sigaction {
79 union {
80 __sighandler_t _sa_handler;
81 void (*_sa_sigaction)(int, struct siginfo *, void *);
82 } _u;
83 sigset_t sa_mask;
84 unsigned long sa_flags;
85 void (*sa_restorer)(void);
86};
87
88#define sa_handler _u._sa_handler
89#define sa_sigaction _u._sa_sigaction
90
91#else /* __i386__ */
92
93struct sigaction {
94 __sighandler_t sa_handler;
95 unsigned long sa_flags;
96 __sigrestore_t sa_restorer;
97 sigset_t sa_mask; /* mask last for extensibility */
98};
99
100#endif /* !__i386__ */
101# endif /* ! __KERNEL__ */
102
103typedef struct sigaltstack {
104 void __user *ss_sp;
105 int ss_flags;
106 __kernel_size_t ss_size;
107} stack_t;
108
109#endif /* __ASSEMBLER__ */
110
111#endif /* _UAPI_ASM_X86_SIGNAL_H */
112