diff options
Diffstat (limited to 'debuggerd')
| -rw-r--r-- | debuggerd/debuggerd.c | 52 |
1 files changed, 49 insertions, 3 deletions
diff --git a/debuggerd/debuggerd.c b/debuggerd/debuggerd.c index eda43cc9..374a9a5e 100644 --- a/debuggerd/debuggerd.c +++ b/debuggerd/debuggerd.c @@ -114,6 +114,50 @@ const char *get_signame(int sig) } } +const char *get_sigcode(int signo, int code) +{ + switch (signo) { + case SIGILL: + switch (code) { + case ILL_ILLOPC: return "ILL_ILLOPC"; + case ILL_ILLOPN: return "ILL_ILLOPN"; + case ILL_ILLADR: return "ILL_ILLADR"; + case ILL_ILLTRP: return "ILL_ILLTRP"; + case ILL_PRVOPC: return "ILL_PRVOPC"; + case ILL_PRVREG: return "ILL_PRVREG"; + case ILL_COPROC: return "ILL_COPROC"; + case ILL_BADSTK: return "ILL_BADSTK"; + } + break; + case SIGBUS: + switch (code) { + case BUS_ADRALN: return "BUS_ADRALN"; + case BUS_ADRERR: return "BUS_ADRERR"; + case BUS_OBJERR: return "BUS_OBJERR"; + } + break; + case SIGFPE: + switch (code) { + case FPE_INTDIV: return "FPE_INTDIV"; + case FPE_INTOVF: return "FPE_INTOVF"; + case FPE_FLTDIV: return "FPE_FLTDIV"; + case FPE_FLTOVF: return "FPE_FLTOVF"; + case FPE_FLTUND: return "FPE_FLTUND"; + case FPE_FLTRES: return "FPE_FLTRES"; + case FPE_FLTINV: return "FPE_FLTINV"; + case FPE_FLTSUB: return "FPE_FLTSUB"; + } + break; + case SIGSEGV: + switch (code) { + case SEGV_MAPERR: return "SEGV_MAPERR"; + case SEGV_ACCERR: return "SEGV_ACCERR"; + } + break; + } + return "?"; +} + void dump_fault_addr(int tfd, int pid, int sig) { siginfo_t si; @@ -122,8 +166,10 @@ void dump_fault_addr(int tfd, int pid, int sig) if(ptrace(PTRACE_GETSIGINFO, pid, 0, &si)){ _LOG(tfd, false, "cannot get siginfo: %s\n", strerror(errno)); } else { - _LOG(tfd, false, "signal %d (%s), fault addr %08x\n", - sig, get_signame(sig), si.si_addr); + _LOG(tfd, false, "signal %d (%s), code %d (%s), fault addr %08x\n", + sig, get_signame(sig), + si.si_code, get_sigcode(sig, si.si_code), + si.si_addr); } } @@ -170,7 +216,7 @@ static void parse_elf_info(mapinfo *milist, pid_t pid) ptr = (Elf32_Phdr *) (mi->start + ehdr.e_phoff); for (i = 0; i < ehdr.e_phnum; i++) { /* Parse the program header */ - get_remote_struct(pid, (char *) ptr+i, &phdr, + get_remote_struct(pid, (char *) (ptr+i), &phdr, sizeof(Elf32_Phdr)); #ifdef __arm__ /* Found a EXIDX segment? */ |