/* SPDX-License-Identifier: Unlicense */
#ifndef __ZINNIA_UAPI_SIGNAL_H
#define __ZINNIA_UAPI_SIGNAL_H

#include <stddef.h>
#include <uapi/types.h>

#define __SIGABRT   1
#define __SIGALRM   2
#define __SIGBUS    3
#define __SIGCHLD   4
#define __SIGCONT   5
#define __SIGFPE    6
#define __SIGHUP    7
#define __SIGILL    8
#define __SIGINT    9
#define __SIGKILL   10
#define __SIGPIPE   11
#define __SIGQUIT   12
#define __SIGSEGV   13
#define __SIGSTOP   14
#define __SIGTERM   15
#define __SIGTSTP   16
#define __SIGTTIN   17
#define __SIGTTOU   18
#define __SIGUSR1   19
#define __SIGUSR2   20
#define __SIGWINCH  21
#define __SIGSYS    22
#define __SIGTRAP   23
#define __SIGURG    24
#define __SIGVTALRM 25
#define __SIGXCPU   26
#define __SIGXFSZ   27
#define __SIGIO     28
#define __SIGPOLL   29
#define __SIGPROF   30
#define __SIGPWR    31
#define __SIGIOT    32
#define __SIGCANCEL 33
#define __SIGRTMIN  35
#define __SIGRTMAX  64
#define __NSIG      65

#define __SIG_DFL 0
#define __SIG_IGN 1

#define __SIG_BLOCK   1
#define __SIG_UNBLOCK 2
#define __SIG_SETMASK 3

#define __SA_NOCLDSTOP (1 << 0)
#define __SA_ONSTACK   (1 << 1)
#define __SA_RESETHAND (1 << 2)
#define __SA_RESTART   (1 << 3)
#define __SA_SIGINFO   (1 << 4)
#define __SA_NOCLDWAIT (1 << 5)
#define __SA_NODEFER   (1 << 6)

#define __MINSIGSTKSZ 2048
#define __SS_ONSTACK  1
#define __SS_DISABLE  2

#define __SIGEV_NONE   1
#define __SIGEV_SIGNAL 2
#define __SIGEV_THREAD 3

#define __SI_TKILL  (-6)
#define __SI_TIMER  (-2)
#define __SI_QUEUE  (-1)
#define __SI_USER   0
#define __SI_KERNEL 128

#define __ILL_ILLOPC  1
#define __FPE_INTDIV  1
#define __SEGV_MAPERR 1
#define __SEGV_ACCERR 2
#define __BUS_ADRALN  1
#define __TRAP_BRKPT  1

#define __CLD_EXITED    1
#define __CLD_KILLED    2
#define __CLD_DUMPED    3
#define __CLD_TRAPPED   4
#define __CLD_STOPPED   5
#define __CLD_CONTINUED 6

typedef uint64_t __sigset_t;

union __sigval {
    int sival_int;
    void* sival_ptr;
};

struct __siginfo {
    int si_signo;
    int si_code;
    int si_errno;
    __pid_t si_pid;
    __uid_t si_uid;
    void* si_addr;
    int si_status;
    union __sigval si_value;
};

struct __sigaction {
    uintptr_t sa_handler;
    unsigned long sa_flags;
    uintptr_t sa_restorer;
    __sigset_t sa_mask;
};

struct __stack {
    void* ss_sp;
    size_t ss_size;
    int ss_flags;
};

struct __sigevent {
    union __sigval sigev_value;
    int sigev_notify;
    int sigev_signo;
    void (*sigev_notify_function)(union __sigval);
    void* sigev_notify_attributes;
    __pid_t sigev_notify_thread_id;
};

#define __SFD_CLOEXEC  __O_CLOEXEC
#define __SFD_NONBLOCK __O_NONBLOCK

struct __signalfd_siginfo {
    uint32_t ssi_signo;
    int32_t ssi_errno;
    int32_t ssi_code;
    uint32_t ssi_pid;
    uint32_t ssi_uid;
    int32_t ssi_fd;
    uint32_t ssi_tid;
    uint32_t ssi_band;
    uint32_t ssi_overrun;
    uint32_t ssi_trapno;
    int32_t ssi_status;
    int32_t ssi_int;
    uint64_t ssi_ptr;
    uint64_t ssi_utime;
    uint64_t ssi_stime;
    uint64_t ssi_addr;
    uint16_t ssi_addr_lsb;
    uint16_t __pad2;
    int32_t ssi_syscall;
    uint64_t ssi_call_addr;
    uint32_t ssi_arch;
    uint8_t __pad[28];
};

#endif