/**************************************************************** * * * 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. * * * ****************************************************************/ /* For the various Unix/Posix flavors, extract and fill in the appropriate information */ /* See issue : See also : http://stackoverflow.com/questions/5679267/how-to-resolve-reg-eip-undeclared-first-use-in-this-function-error-on-linux-3 */ #define _GNU_SOURCE #include "mdef.h" #include "gtm_string.h" #include #ifndef __MVS__ # include #endif #include "gtm_inet.h" #include "gtm_stdlib.h" #include "gtm_stdio.h" #include "gtm_unistd.h" #if defined(__ia64) && defined(__hpux) #include #include #endif /* __ia64 */ #include #include "gtmconfig.h" #include "gtmsiginfo.h" /* OS/390 (R7) does not define SI_USER but for code expansions purposes, define the value it uses in its place */ #if !defined(SI_USER) && defined(__MVS__) # define SI_USER 0 #endif void extract_signal_info(int sig, siginfo_t *info, gtm_sigcontext_t *context, gtmsiginfo_t *gtmsi) { error_def(ERR_SIGILLOPC); error_def(ERR_SIGILLOPN); error_def(ERR_SIGILLADR); error_def(ERR_SIGILLTRP); error_def(ERR_SIGPRVOPC); error_def(ERR_SIGPRVREG); error_def(ERR_SIGCOPROC); error_def(ERR_SIGBADSTK); error_def(ERR_SIGADRALN); error_def(ERR_SIGADRERR); error_def(ERR_SIGOBJERR); error_def(ERR_SIGINTDIV); error_def(ERR_SIGINTOVF); error_def(ERR_SIGFLTDIV); error_def(ERR_SIGFLTOVF); error_def(ERR_SIGFLTUND); error_def(ERR_SIGFLTRES); error_def(ERR_SIGFLTINV); error_def(ERR_SIGMAPERR); error_def(ERR_SIGACCERR); memset(gtmsi, 0, SIZEOF(*gtmsi)); gtmsi->signal = sig; if (NULL != info) { switch(info->si_code) { case SI_USER: gtmsi->send_pid = info->si_pid; gtmsi->send_uid = info->si_uid; gtmsi->infotype |= GTMSIGINFO_USER; break; default: # if defined(__osf__) gtmsi->subcode = info->si_code; gtmsi->bad_vadr = info->si_addr; gtmsi->infotype |= GTMSIGINFO_BADR; if (NULL != context) { gtmsi->int_iadr = (caddr_t)context->sc_pc; gtmsi->infotype |= GTMSIGINFO_ILOC; } break; # elif defined(__hpux) gtmsi->subcode = info->si_code; gtmsi->bad_vadr = info->si_addr; gtmsi->infotype |= GTMSIGINFO_BADR; if (NULL != context) { #ifndef __ia64 if (0 == (context->uc_mcontext.ss_flags & SS_NARROWISINVALID)) { /* Interrupt location is in narrow area */ gtmsi->int_iadr = (caddr_t)(context->uc_mcontext.ss_narrow.ss_pcoq_head & ~3); } else { /* Interupt location is in wide area */ gtmsi->int_iadr = (caddr_t)(context->uc_mcontext.ss_wide.ss_32.ss_pcoq_head_hi & ~3); } #else /* __ia64 */ __uc_get_ip(context, (uint64_t *) >msi->int_iadr); #endif /* __ia64 */ gtmsi->infotype |= GTMSIGINFO_ILOC; } break; # elif defined(__linux__) gtmsi->subcode = info->si_code; gtmsi->bad_vadr = info->si_addr; gtmsi->infotype |= GTMSIGINFO_BADR; if (NULL != context) { # ifdef __ia64 gtmsi->int_iadr = (caddr_t)context->uc_mcontext.sc_ip; # elif defined(__i386) # ifndef REG_EIP # ifndef EIP # error "EIP not defined" # endif # define REG_EIP EIP # endif gtmsi->int_iadr = (caddr_t)context->uc_mcontext.gregs[REG_EIP]; # elif defined(__x86_64__) # ifndef REG_RIP # define REG_RIP EIP # endif gtmsi->int_iadr = (caddr_t)context->uc_mcontext.gregs[REG_RIP]; # elif defined(__s390__) gtmsi->int_iadr = (caddr_t)context->uc_mcontext.psw.addr; # else # error "Unsupported Linux Platform" # endif gtmsi->infotype |= GTMSIGINFO_ILOC; } break; # elif defined(__sparc) gtmsi->subcode = info->si_code; gtmsi->bad_vadr = info->si_addr; gtmsi->infotype |= GTMSIGINFO_BADR; if (NULL != context) { gtmsi->int_iadr = (caddr_t)context->uc_mcontext.gregs[REG_PC]; gtmsi->infotype |= GTMSIGINFO_ILOC; } break; # elif defined(__CYGWIN__) gtmsi->subcode = info->si_code; gtmsi->bad_vadr = info->si_addr; gtmsi->infotype |= GTMSIGINFO_BADR; break; # elif defined(__MVS__) if (0 > info->si_code) { /* sent from another process */ gtmsi->send_pid = info->si_pid; gtmsi->send_uid = info->si_uid; gtmsi->infotype |= GTMSIGINFO_USER; } else { gtmsi->subcode = info->si_code; if ((SIGBUS == sig) || (SIGFPE == sig) || (SIGILL == sig) || (SIGSEGV == sig)) { /* address of faulting instruction */ gtmsi->int_iadr = info->si_addr; gtmsi->infotype |= GTMSIGINFO_ILOC; } /* we don't know the format of the mcontext structure yet if (context != NULL) { gtmsi->bad_vadr = (caddr_t)context->uc_mcontext[0]; gtmsi->infotype |= GTMSIGINFO_BADR; } */ } break; # elif defined(_AIX) gtmsi->subcode = info->si_code; gtmsi->bad_vadr = info->si_addr; gtmsi->infotype |= GTMSIGINFO_BADR; if (context != NULL) { gtmsi->int_iadr = (caddr_t)context->sc_context.iar; gtmsi->infotype |= GTMSIGINFO_ILOC; } break; # else # error "Unsupported Platform" # endif } /* See if additional information can be gleaned from the subcode */ if (0 != gtmsi->subcode) { switch (sig) { case SIGILL : switch (gtmsi->subcode) { case ILL_ILLOPC : gtmsi->sig_err = ERR_SIGILLOPC; break; case ILL_ILLOPN : gtmsi->sig_err = ERR_SIGILLOPN; break; case ILL_ILLADR : gtmsi->sig_err = ERR_SIGILLADR; break; case ILL_ILLTRP : gtmsi->sig_err = ERR_SIGILLTRP; break; case ILL_PRVOPC : gtmsi->sig_err = ERR_SIGPRVOPC; break; case ILL_PRVREG : gtmsi->sig_err = ERR_SIGPRVREG; break; case ILL_COPROC : gtmsi->sig_err = ERR_SIGCOPROC; break; case ILL_BADSTK : gtmsi->sig_err = ERR_SIGBADSTK; break; } break; case SIGBUS : switch (gtmsi->subcode) { case BUS_ADRALN : gtmsi->sig_err = ERR_SIGADRALN; break; case BUS_ADRERR : gtmsi->sig_err = ERR_SIGADRERR; break; case BUS_OBJERR : gtmsi->sig_err = ERR_SIGOBJERR; break; } break; case SIGFPE : switch (gtmsi->subcode) { case FPE_INTDIV : gtmsi->sig_err = ERR_SIGINTDIV; break; case FPE_INTOVF : gtmsi->sig_err = ERR_SIGINTOVF; break; case FPE_FLTDIV : gtmsi->sig_err = ERR_SIGFLTDIV; break; case FPE_FLTOVF : gtmsi->sig_err = ERR_SIGFLTOVF; break; case FPE_FLTUND : gtmsi->sig_err = ERR_SIGFLTUND; break; case FPE_FLTRES : gtmsi->sig_err = ERR_SIGFLTRES; break; case FPE_FLTINV : gtmsi->sig_err = ERR_SIGFLTINV; break; } break; case SIGSEGV : switch (gtmsi->subcode) { case SEGV_MAPERR : gtmsi->sig_err = ERR_SIGMAPERR; break; case SEGV_ACCERR : gtmsi->sig_err = ERR_SIGACCERR; break; } break; } } } }