263 lines
7.3 KiB
C
263 lines
7.3 KiB
C
/****************************************************************
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* *
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* Copyright 2001, 2010 Fidelity Information Services, Inc *
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* *
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* This source code contains the intellectual property *
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* of its copyright holder(s), and is made available *
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* under a license. If you do not know the terms of *
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* the license, please stop and do not read further. *
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* *
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****************************************************************/
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/* For the various Unix/Posix flavors, extract and fill in the appropriate information */
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#include "mdef.h"
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#include "gtm_string.h"
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#include <sys/types.h>
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#ifndef __MVS__
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# include <sys/param.h>
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#endif
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#include "gtm_inet.h"
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#include "gtm_stdlib.h"
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#include "gtm_stdio.h"
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#include "gtm_unistd.h"
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#if defined(__ia64) && defined(__hpux)
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#include <sys/uc_access.h>
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#include <machine/sys/reg_struct.h>
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#endif /* __ia64 */
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#include <signal.h>
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#include "gtmsiginfo.h"
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/* OS/390 (R7) does not define SI_USER but for code expansions purposes, define the value it uses
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in its place */
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#if !defined(SI_USER) && defined(__MVS__)
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# define SI_USER 0
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#endif
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void extract_signal_info(int sig, siginfo_t *info, gtm_sigcontext_t *context, gtmsiginfo_t *gtmsi)
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{
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error_def(ERR_SIGILLOPC);
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error_def(ERR_SIGILLOPN);
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error_def(ERR_SIGILLADR);
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error_def(ERR_SIGILLTRP);
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error_def(ERR_SIGPRVOPC);
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error_def(ERR_SIGPRVREG);
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error_def(ERR_SIGCOPROC);
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error_def(ERR_SIGBADSTK);
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error_def(ERR_SIGADRALN);
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error_def(ERR_SIGADRERR);
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error_def(ERR_SIGOBJERR);
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error_def(ERR_SIGINTDIV);
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error_def(ERR_SIGINTOVF);
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error_def(ERR_SIGFLTDIV);
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error_def(ERR_SIGFLTOVF);
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error_def(ERR_SIGFLTUND);
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error_def(ERR_SIGFLTRES);
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error_def(ERR_SIGFLTINV);
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error_def(ERR_SIGMAPERR);
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error_def(ERR_SIGACCERR);
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memset(gtmsi, 0, SIZEOF(*gtmsi));
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gtmsi->signal = sig;
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if (NULL != info)
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{
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switch(info->si_code)
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{
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case SI_USER:
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gtmsi->send_pid = info->si_pid;
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gtmsi->send_uid = info->si_uid;
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gtmsi->infotype |= GTMSIGINFO_USER;
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break;
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default:
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# if defined(__osf__)
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gtmsi->subcode = info->si_code;
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gtmsi->bad_vadr = info->si_addr;
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gtmsi->infotype |= GTMSIGINFO_BADR;
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if (NULL != context)
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{
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gtmsi->int_iadr = (caddr_t)context->sc_pc;
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gtmsi->infotype |= GTMSIGINFO_ILOC;
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}
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break;
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# elif defined(__hpux)
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gtmsi->subcode = info->si_code;
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gtmsi->bad_vadr = info->si_addr;
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gtmsi->infotype |= GTMSIGINFO_BADR;
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if (NULL != context)
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{
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#ifndef __ia64
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if (0 == (context->uc_mcontext.ss_flags & SS_NARROWISINVALID))
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{
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/* Interrupt location is in narrow area */
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gtmsi->int_iadr = (caddr_t)(context->uc_mcontext.ss_narrow.ss_pcoq_head & ~3);
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} else
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{
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/* Interupt location is in wide area */
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gtmsi->int_iadr =
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(caddr_t)(context->uc_mcontext.ss_wide.ss_32.ss_pcoq_head_hi & ~3);
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}
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#else /* __ia64 */
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__uc_get_ip(context, (uint64_t *) >msi->int_iadr);
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#endif /* __ia64 */
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gtmsi->infotype |= GTMSIGINFO_ILOC;
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}
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break;
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# elif defined(__linux__)
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gtmsi->subcode = info->si_code;
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gtmsi->bad_vadr = info->si_addr;
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gtmsi->infotype |= GTMSIGINFO_BADR;
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if (NULL != context)
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{
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# ifdef __ia64
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gtmsi->int_iadr = (caddr_t)context->uc_mcontext.sc_ip;
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# elif defined(__arm__)
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# ifndef REG_EIP
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# define REG_EIP EIP
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# endif
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gtmsi->int_iadr = (caddr_t)context->uc_mcontext.arm_pc;
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# elif defined(__i386)
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# ifndef REG_EIP
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# define REG_EIP EIP
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# endif
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gtmsi->int_iadr = (caddr_t)context->uc_mcontext.gregs[REG_EIP];
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# elif defined(__x86_64__)
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# ifndef REG_RIP
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# define REG_RIP EIP
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# endif
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gtmsi->int_iadr = (caddr_t)context->uc_mcontext.gregs[REG_RIP];
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# elif defined(__s390__)
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gtmsi->int_iadr = (caddr_t)context->uc_mcontext.psw.addr;
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# else
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# error "Unsupported Linux Platform"
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# endif
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gtmsi->infotype |= GTMSIGINFO_ILOC;
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}
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break;
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# elif defined(__sparc)
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gtmsi->subcode = info->si_code;
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gtmsi->bad_vadr = info->si_addr;
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gtmsi->infotype |= GTMSIGINFO_BADR;
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if (NULL != context)
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{
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gtmsi->int_iadr = (caddr_t)context->uc_mcontext.gregs[REG_PC];
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gtmsi->infotype |= GTMSIGINFO_ILOC;
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}
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break;
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# elif defined(__CYGWIN__)
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gtmsi->subcode = info->si_code;
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gtmsi->bad_vadr = info->si_addr;
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gtmsi->infotype |= GTMSIGINFO_BADR;
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break;
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# elif defined(__MVS__)
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if (0 > info->si_code)
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{ /* sent from another process */
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gtmsi->send_pid = info->si_pid;
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gtmsi->send_uid = info->si_uid;
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gtmsi->infotype |= GTMSIGINFO_USER;
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} else
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{
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gtmsi->subcode = info->si_code;
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if ((SIGBUS == sig) || (SIGFPE == sig) || (SIGILL == sig) || (SIGSEGV == sig))
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{ /* address of faulting instruction */
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gtmsi->int_iadr = info->si_addr;
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gtmsi->infotype |= GTMSIGINFO_ILOC;
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}
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/* we don't know the format of the mcontext structure yet
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if (context != NULL)
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{
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gtmsi->bad_vadr = (caddr_t)context->uc_mcontext[0];
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gtmsi->infotype |= GTMSIGINFO_BADR;
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}
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*/
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}
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break;
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# elif defined(_AIX)
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gtmsi->subcode = info->si_code;
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gtmsi->bad_vadr = info->si_addr;
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gtmsi->infotype |= GTMSIGINFO_BADR;
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if (context != NULL)
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{
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gtmsi->int_iadr = (caddr_t)context->sc_context.iar;
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gtmsi->infotype |= GTMSIGINFO_ILOC;
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}
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break;
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# else
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# error "Unsupported Platform"
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# endif
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}
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/* See if additional information can be gleaned from the subcode */
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if (0 != gtmsi->subcode)
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{
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switch (sig)
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{
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case SIGILL :
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switch (gtmsi->subcode)
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{
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case ILL_ILLOPC : gtmsi->sig_err = ERR_SIGILLOPC;
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break;
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case ILL_ILLOPN : gtmsi->sig_err = ERR_SIGILLOPN;
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break;
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case ILL_ILLADR : gtmsi->sig_err = ERR_SIGILLADR;
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break;
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case ILL_ILLTRP : gtmsi->sig_err = ERR_SIGILLTRP;
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break;
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case ILL_PRVOPC : gtmsi->sig_err = ERR_SIGPRVOPC;
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break;
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case ILL_PRVREG : gtmsi->sig_err = ERR_SIGPRVREG;
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break;
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case ILL_COPROC : gtmsi->sig_err = ERR_SIGCOPROC;
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break;
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case ILL_BADSTK : gtmsi->sig_err = ERR_SIGBADSTK;
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break;
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}
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break;
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case SIGBUS :
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switch (gtmsi->subcode)
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{
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case BUS_ADRALN : gtmsi->sig_err = ERR_SIGADRALN;
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break;
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case BUS_ADRERR : gtmsi->sig_err = ERR_SIGADRERR;
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break;
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case BUS_OBJERR : gtmsi->sig_err = ERR_SIGOBJERR;
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break;
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}
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break;
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case SIGFPE :
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switch (gtmsi->subcode)
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{
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case FPE_INTDIV : gtmsi->sig_err = ERR_SIGINTDIV;
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break;
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case FPE_INTOVF : gtmsi->sig_err = ERR_SIGINTOVF;
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break;
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case FPE_FLTDIV : gtmsi->sig_err = ERR_SIGFLTDIV;
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break;
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case FPE_FLTOVF : gtmsi->sig_err = ERR_SIGFLTOVF;
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break;
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case FPE_FLTUND : gtmsi->sig_err = ERR_SIGFLTUND;
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break;
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case FPE_FLTRES : gtmsi->sig_err = ERR_SIGFLTRES;
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break;
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case FPE_FLTINV : gtmsi->sig_err = ERR_SIGFLTINV;
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break;
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}
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break;
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case SIGSEGV :
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switch (gtmsi->subcode)
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{
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case SEGV_MAPERR : gtmsi->sig_err = ERR_SIGMAPERR;
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break;
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case SEGV_ACCERR : gtmsi->sig_err = ERR_SIGACCERR;
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break;
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}
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break;
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}
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}
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}
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}
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