siginfo.h

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/*
 * Based on <asm-i386/siginfo.h>.
 *
 * Modified 1998-2002
 *  David Mosberger-Tang <[email protected]>, Hewlett-Packard Co
 */
#ifndef _UAPI_ASM_IA64_SIGINFO_H
#define _UAPI_ASM_IA64_SIGINFO_H


#define __ARCH_SI_PREAMBLE_SIZE (4 * sizeof(int))

#define HAVE_ARCH_SIGINFO_T
#define HAVE_ARCH_COPY_SIGINFO
#define HAVE_ARCH_COPY_SIGINFO_TO_USER

#include <asm-generic/siginfo.h>

typedef struct siginfo {
    int si_signo;
    int si_errno;
    int si_code;
    int __pad0;

    union {
        int _pad[SI_PAD_SIZE];

        /* kill() */
        struct {
            pid_t _pid;     /* sender's pid */
            uid_t _uid;     /* sender's uid */
        } _kill;

        /* POSIX.1b timers */
        struct {
            timer_t _tid;       /* timer id */
            int _overrun;       /* overrun count */
            char _pad[sizeof(__ARCH_SI_UID_T) - sizeof(int)];
            sigval_t _sigval;   /* must overlay ._rt._sigval! */
            int _sys_private;   /* not to be passed to user */
        } _timer;

        /* POSIX.1b signals */
        struct {
            pid_t _pid;     /* sender's pid */
            uid_t _uid;     /* sender's uid */
            sigval_t _sigval;
        } _rt;

        /* SIGCHLD */
        struct {
            pid_t _pid;     /* which child */
            uid_t _uid;     /* sender's uid */
            int _status;        /* exit code */
            clock_t _utime;
            clock_t _stime;
        } _sigchld;

        /* SIGILL, SIGFPE, SIGSEGV, SIGBUS */
        struct {
            void __user *_addr; /* faulting insn/memory ref. */
            int _imm;       /* immediate value for "break" */
            unsigned int _flags;    /* see below */
            unsigned long _isr; /* isr */
            short _addr_lsb;    /* lsb of faulting address */
        } _sigfault;

        /* SIGPOLL */
        struct {
            long _band; /* POLL_IN, POLL_OUT, POLL_MSG (XPG requires a "long") */
            int _fd;
        } _sigpoll;
    } _sifields;
} siginfo_t;

#define si_imm      _sifields._sigfault._imm    /* as per UNIX SysV ABI spec */
#define si_flags    _sifields._sigfault._flags
/*
 * si_isr is valid for SIGILL, SIGFPE, SIGSEGV, SIGBUS, and SIGTRAP provided that
 * si_code is non-zero and __ISR_VALID is set in si_flags.
 */
#define si_isr      _sifields._sigfault._isr

/*
 * Flag values for si_flags:
 */
#define __ISR_VALID_BIT 0
#define __ISR_VALID (1 << __ISR_VALID_BIT)

/*
 * SIGILL si_codes
 */
#define ILL_BADIADDR    (__SI_FAULT|9)  /* unimplemented instruction address */
#define __ILL_BREAK (__SI_FAULT|10) /* illegal break */
#define __ILL_BNDMOD    (__SI_FAULT|11) /* bundle-update (modification) in progress */
#undef NSIGILL
#define NSIGILL     11

/*
 * SIGFPE si_codes
 */
#define __FPE_DECOVF    (__SI_FAULT|9)  /* decimal overflow */
#define __FPE_DECDIV    (__SI_FAULT|10) /* decimal division by zero */
#define __FPE_DECERR    (__SI_FAULT|11) /* packed decimal error */
#define __FPE_INVASC    (__SI_FAULT|12) /* invalid ASCII digit */
#define __FPE_INVDEC    (__SI_FAULT|13) /* invalid decimal digit */
#undef NSIGFPE
#define NSIGFPE     13

/*
 * SIGSEGV si_codes
 */
#define __SEGV_PSTKOVF  (__SI_FAULT|3)  /* paragraph stack overflow */
#undef NSIGSEGV
#define NSIGSEGV    3

#undef NSIGTRAP
#define NSIGTRAP    4


#endif /* _UAPI_ASM_IA64_SIGINFO_H */