125981136fb13bcacf5f475f3e0ec750341e1e671Christopher Ferris/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 20437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#ifndef _UAPI_ASM_X86_SIGNAL_H 30437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define _UAPI_ASM_X86_SIGNAL_H 40437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris 50437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#ifndef __ASSEMBLY__ 60437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#include <linux/types.h> 70437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#include <linux/time.h> 80437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#include <linux/compiler.h> 90437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris 100437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris/* Avoid too many header ordering problems. */ 110437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferrisstruct siginfo; 120437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris 130437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#ifndef __KERNEL__ 140437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris/* Here we must cater to libcs that poke about in kernel headers. */ 150437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris 160437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define NSIG 32 170437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferristypedef unsigned long sigset_t; 180437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris 190437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#endif /* __KERNEL__ */ 200437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#endif /* __ASSEMBLY__ */ 210437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris 220437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris 230437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SIGHUP 1 240437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SIGINT 2 250437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SIGQUIT 3 260437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SIGILL 4 270437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SIGTRAP 5 280437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SIGABRT 6 290437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SIGIOT 6 300437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SIGBUS 7 310437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SIGFPE 8 320437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SIGKILL 9 330437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SIGUSR1 10 340437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SIGSEGV 11 350437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SIGUSR2 12 360437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SIGPIPE 13 370437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SIGALRM 14 380437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SIGTERM 15 390437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SIGSTKFLT 16 400437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SIGCHLD 17 410437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SIGCONT 18 420437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SIGSTOP 19 430437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SIGTSTP 20 440437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SIGTTIN 21 450437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SIGTTOU 22 460437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SIGURG 23 470437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SIGXCPU 24 480437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SIGXFSZ 25 490437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SIGVTALRM 26 500437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SIGPROF 27 510437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SIGWINCH 28 520437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SIGIO 29 530437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SIGPOLL SIGIO 540437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris/* 550437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SIGLOST 29 560437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris*/ 570437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SIGPWR 30 580437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SIGSYS 31 590437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SIGUNUSED 31 600437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris 610437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris/* These should not be considered constants from userland. */ 620437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SIGRTMIN 32 630437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SIGRTMAX _NSIG 640437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris 650437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris/* 660437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris * SA_FLAGS values: 670437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris * 680437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris * SA_ONSTACK indicates that a registered stack_t will be used. 690437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris * SA_RESTART flag to get restarting signals (which were the default long ago) 700437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop. 710437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris * SA_RESETHAND clears the handler when the signal is delivered. 720437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies. 730437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris * SA_NODEFER prevents the current signal from being masked in the handler. 740437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris * 750437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single 760437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris * Unix names RESETHAND and NODEFER respectively. 770437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris */ 780437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SA_NOCLDSTOP 0x00000001u 790437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SA_NOCLDWAIT 0x00000002u 800437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SA_SIGINFO 0x00000004u 810437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SA_ONSTACK 0x08000000u 820437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SA_RESTART 0x10000000u 830437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SA_NODEFER 0x40000000u 840437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SA_RESETHAND 0x80000000u 850437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris 860437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SA_NOMASK SA_NODEFER 870437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SA_ONESHOT SA_RESETHAND 880437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris 890437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SA_RESTORER 0x04000000 900437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris 910437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define MINSIGSTKSZ 2048 920437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define SIGSTKSZ 8192 930437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris 940437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#include <asm-generic/signal-defs.h> 950437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris 960437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#ifndef __ASSEMBLY__ 970437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris 980437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris 990437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris# ifndef __KERNEL__ 1000437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris/* Here we must cater to libcs that poke about in kernel headers. */ 1010437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#ifdef __i386__ 1020437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris 1030437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferrisstruct sigaction { 1040437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris union { 1050437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris __sighandler_t _sa_handler; 1060437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris void (*_sa_sigaction)(int, struct siginfo *, void *); 1070437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris } _u; 1080437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris sigset_t sa_mask; 1090437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris unsigned long sa_flags; 1100437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris void (*sa_restorer)(void); 1110437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris}; 1120437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris 1130437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define sa_handler _u._sa_handler 1140437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#define sa_sigaction _u._sa_sigaction 1150437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris 1160437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#else /* __i386__ */ 1170437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris 1180437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferrisstruct sigaction { 1190437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris __sighandler_t sa_handler; 1200437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris unsigned long sa_flags; 1210437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris __sigrestore_t sa_restorer; 1220437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris sigset_t sa_mask; /* mask last for extensibility */ 1230437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris}; 1240437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris 1250437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#endif /* !__i386__ */ 1260437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris# endif /* ! __KERNEL__ */ 1270437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris 1280437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferristypedef struct sigaltstack { 1290437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris void __user *ss_sp; 1300437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris int ss_flags; 1310437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris size_t ss_size; 1320437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris} stack_t; 1330437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris 1340437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#endif /* __ASSEMBLY__ */ 1350437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris 1360437c52788a98ab8ea84041c6b1f8d7a93e872f6Christopher Ferris#endif /* _UAPI_ASM_X86_SIGNAL_H */ 137