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/****************************************************************
* *
* Copyright 2001, 2010 Fidelity Information Services, Inc *
* *
* This source code contains the intellectual property *
* of its copyright holder(s), and is made available *
* under a license. If you do not know the terms of *
* the license, please stop and do not read further. *
* *
****************************************************************/
#ifndef GTM_SIGNAL_INFO_H
#define GTM_SIGNAL_INFO_H
/* Define signal information structures and routines */
#ifdef __sparc
# include <sys/siginfo.h>
#endif
# include <ucontext.h>
typedef struct
{
caddr_t int_iadr; /* Interrupted instruction address */
caddr_t bad_vadr; /* Failing virtual address */
int sig_err; /* Error message with signal reason clarification */
pid_t send_pid; /* Process that sent signal */
uid_t send_uid; /* Userid that sent signal */
int subcode; /* Subcode used to create message */
int infotype; /* mask of what types of information are available */
int signal; /* Actual signal number */
} gtmsiginfo_t;
/* Info types that are available (mask) */
#define GTMSIGINFO_NONE 0 /* No further information is available about the signals */
#define GTMSIGINFO_ILOC 0x1 /* Interrupt location information is available */
#define GTMSIGINFO_BADR 0x2 /* Bad virtual address information is available */
#define GTMSIGINFO_USER 0x4 /* User information is available */
#if defined(__osf__)
typedef struct sigcontext gtm_sigcontext_t;
#elif defined(_AIX)
typedef struct sigcontext64 gtm_sigcontext_t;
#else
typedef ucontext_t gtm_sigcontext_t;
#endif
void extract_signal_info(int sig, siginfo_t *info, gtm_sigcontext_t *context, gtmsiginfo_t *gtmsi);
#define NO_SUSPEND 0 /* Suspend not pending */
#define DEFER_SUSPEND 1 /* Suspend deferred */
#define NOW_SUSPEND 2 /* Suspend now; will indicate that we "suspended" ourselves when woken up */
/* States of exit_state
*
* Normal state is no exit is pending. When we receive a signal, we are either going
* to go into a pending state (wait until out of crit) or an immediate state (going
* to exit now). There are two different pending states. In the first, we can tolerate
* another (2nd) signal which will bump us to final pending state. If a 3rd signal
* comes in, we will go to the immediate exit state [tolerant pending state added at the
* request of Roger 4/2000]. If one of the terminal signals is received (i.e. not
* sent by another user, we will go to the immediate exit state.
*/
#define EXIT_NOTPENDING 0
#define EXIT_PENDING_TOLERANT 1
#define EXIT_PENDING 2
#define EXIT_IMMED 3
#endif /* ifndef GTM_SIGNAL_INFO_H */
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