/*
 ******************************************************************************
 *                     HEADER FILE
 *
 *     Document no: @(#) $Name: VXWORKS_ITER40_2019102207 $ $RCSfile: signal.h,v $ $Revision: 1.4.54.3 $
 *     $Source: /home/interpeak/CVSRoot/ipxinc/include/sys/signal.h,v $
 *     $Author: yli10 $ $Date: 2018-06-20 08:58:36 $
 *     $State: Exp $ $Locker:  $
 *
 *     INTERPEAK_COPYRIGHT_STRING
 *     Design and implementation by Lennart Bang <lob@interpeak.se>
 ******************************************************************************
 */
#ifndef IP_SYS_SIGNAL_H
#define IP_SYS_SIGNAL_H

/*
 ****************************************************************************
 * 1                    DESCRIPTION
 ****************************************************************************
 */

/*
 ****************************************************************************
 * 2                    CONFIGURATION
 ****************************************************************************
 */

#include "ipcom_config.h"


/*
 ****************************************************************************
 * 3                    INCLUDE FILES
 ****************************************************************************
 */

#define IPCOM_USE_CLIB_PROTO
#include "ipcom_type.h"
#include "ipcom_cstyle.h"
#include "ipcom_clib.h"

#include "sys/types.h"

#ifdef __cplusplus
extern "C" {
#endif

/*
 ****************************************************************************
 * 4                    DEFINES
 ****************************************************************************
 */

/*
 *===========================================================================
 *                         signal numbers
 *===========================================================================
 */
#define SIGHUP           1 /* hangup */
#define SIGINT           2 /* interrupt */
#define SIGQUIT          3
#define SIGILL           4
#define SIGTRAP          5 /* trace trap (not reset when caught) */
#define SIGABRT          6
#define SIGIOT           6
#define SIGBUS           7
#define SIGFPE           8
#define SIGKILL          9
#define SIGSEGV         11 /* segmentation violation */
#define SIGPIPE         13
#define SIGALRM         14 /* alarm clock */
#define SIGTERM         15 /* software termination signal from kill */
#define SIGSTKFLT       16
#define SIGCHLD         17
#define SIGCONT         18
#define SIGSTOP         19
#define SIGTSTP         20
#define SIGTTIN         21
#define SIGTTOU         22
#define SIGURG          23
#define SIGXCPU         24
#define SIGXFSZ         25
#define SIGVTALRM       26
#define SIGPROF         27
#define SIGWINCH        28
#define SIGIO           29
#define SIGUSR1		30 /* user defined signal 1 */
#define SIGUSR2		31 /* user defined signal 2 */

#define NSIG            33


/*
 *===========================================================================
 *                         signal
 *===========================================================================
 */

#define	SIG_DFL		((void (*)(int))  0)
#define	SIG_IGN		((void (*)(int))  1)
#define	SIG_ERR		((void (*)(int)) -1)


/*
 *===========================================================================
 *                       sigprocmask flags
 *===========================================================================
 */

#define	SIG_BLOCK	1	/* block specified signal set */
#define	SIG_UNBLOCK	2	/* unblock specified signal set */
#define	SIG_SETMASK	3	/* set specified signal set */


/*
 ****************************************************************************
 * 5                    TYPES
 ****************************************************************************
 */

typedef int Ip_sig_atomic_t;
#define sig_atomic_t Ip_sig_atomic_t


typedef struct
{
   Ip_u32  __bits[4];
}
Ip_sigset_t;
#define sigset_t        Ip_sigset_t


struct sigaction
{
    void    (*sa_handler)(int);  /* signal handler */
    Ip_sigset_t sa_mask;         /* signal mask to apply */
    int         sa_flags;        /* signal options */
};

typedef void (*Ip_sighandler_t)(int);
#define sighandler_t    Ip_sighandler_t


/*
 ****************************************************************************
 * 6                    FUNCTIONS
 ****************************************************************************
 */

IP_PUBLIC int ipk_sigemptyset(Ip_sigset_t *set);
#define sigemptyset ipk_sigemptyset

IP_PUBLIC int ipk_sigfillset(Ip_sigset_t *set);
/*#define sigfillset  ipk_sigfillset*/
extern int 	sigfillset (sigset_t * __set);

IP_PUBLIC int ipk_sigaddset(Ip_sigset_t *set, int signo);
#define sigaddset   ipk_sigaddset

IP_PUBLIC int ipk_sigdelset(Ip_sigset_t *set, int signo);
/*#define sigdelset   ipk_sigdelset*/
extern int 	sigdelset (sigset_t * __set, int __signo);

IP_PUBLIC int ipk_sigismember(const Ip_sigset_t *set, int signo);
#define sigismember ipk_sigismember

IP_PUBLIC int ipk_sigpending(Ip_sigset_t *set);
#define sigpending  ipk_sigpending

IP_PUBLIC int ipk_sigprocmask(int how, const Ip_sigset_t *set, Ip_sigset_t *oset);
#ifndef _WRS_KERNEL  /* user-mode API's */
#define sigprocmask ipk_sigprocmask
#else
extern int      sigprocmask (int __how, const sigset_t * __set, sigset_t * __oset);
#endif

IP_PUBLIC int sigaction(int signo, const struct sigaction *act, struct sigaction *oact);

IP_PUBLIC Ip_sighandler_t ipk_signal(int signo, Ip_sighandler_t handler);


#ifdef NETSNMP_INTERPEAK
#ifdef signal
#undef signal
#endif
#define signal(s,h)         ipnetsnmp_signal(s,h)
IP_PUBLIC sighandler_t ipnetsnmp_signal(int signo, sighandler_t handler);

#ifdef sigemptyset
#undef sigemptyset
#endif
#define sigemptyset(s)    ipnetsnmp_sigemptyset(s)
IP_PUBLIC int ipnetsnmp_sigemptyset(sigset_t *set);

IP_PUBLIC int ipnetsnmp_sigaction(int signum, const struct sigaction *act, struct sigaction *oldact);
#define sigaction(s,a,o)    ipnetsnmp_sigaction(s,a,o)
#endif /* #ifdef NETSNMP_INTERPEAK */


#ifdef __cplusplus
}
#endif

#endif

/*
 ****************************************************************************
 *                      END OF FILE
 ****************************************************************************
 */