static gpointer timer(gpointer data) {
int timeout = *(int*)data;
while(timeout && !interrupted) {
sleep(1);
--timeout;
}
if (!interrupted) {
interrupted = -1;
drakvuf_interrupt(drakvuf, -1);
}
g_thread_exit(NULL);
return NULL;
}
static void close_handler(int sig)
{
drakvuf_interrupt(drakvuf, sig);
}
static event_response_t hook_cb(drakvuf_t drakvuf, drakvuf_trap_info_t* info)
{
bsodmon* f = static_cast<bsodmon*>(info->trap->data);
vmi_instance_t vmi = drakvuf_lock_and_get_vmi(drakvuf);
access_context_t ctx;
ctx.translate_mechanism = VMI_TM_PROCESS_DTB;
ctx.dtb = info->regs->cr3;
uint64_t code = 0;
uint64_t params[4] = { 0 };
const char* bugcheck_name = "UNKNOWN_CODE" ;
gchar* escaped_pname = NULL;
bool is32bit = drakvuf_get_page_mode(drakvuf) != VMI_PM_IA32E;
if (is32bit)
{
ctx.addr = info->regs->rsp + 4;
if ( VMI_FAILURE == vmi_read_32(vmi, &ctx, (uint32_t*)&code) )
goto done;
ctx.addr = info->regs->rsp + 8;
if ( VMI_FAILURE == vmi_read_32(vmi, &ctx, (uint32_t*)¶ms[0]) )
goto done;
ctx.addr = info->regs->rsp + 0xc;
if ( VMI_FAILURE == vmi_read_32(vmi, &ctx, (uint32_t*)¶ms[1]) )
goto done;
ctx.addr = info->regs->rsp + 0x10;
if ( VMI_FAILURE == vmi_read_32(vmi, &ctx, (uint32_t*)¶ms[2]) )
goto done;
ctx.addr = info->regs->rsp + 0x14;
if ( VMI_FAILURE == vmi_read_32(vmi, &ctx, (uint32_t*)¶ms[3]) )
goto done;
}
else
{
code = info->regs->rcx;
params[0] = info->regs->rdx;
params[1] = info->regs->r8;
params[2] = info->regs->r9;
ctx.addr = info->regs->rsp + 0x20;
if ( VMI_FAILURE == vmi_read_32(vmi, &ctx, (uint32_t*)¶ms[3]) )
goto done;
}
if ( f->bugcheck_map.find( code ) != f->bugcheck_map.end() )
bugcheck_name = f->bugcheck_map[ code ];
switch (f->format)
{
case OUTPUT_CSV:
printf("bsodmon," FORMAT_TIMEVAL ",%" PRIu32 ",0x%" PRIx64 ",\"%s\",%" PRIi64 ",%" PRIx64
",\"%s\",%" PRIx64 ",%" PRIx64 ",%" PRIx64 ",%" PRIx64 "\n",
UNPACK_TIMEVAL(info->timestamp), info->vcpu, info->regs->cr3, info->proc_data.name,
info->proc_data.userid, code, bugcheck_name, params[0], params[1], params[2], params[3]);
break;
case OUTPUT_KV:
printf("bsodmon Time=" FORMAT_TIMEVAL ",PID=%d,PPID=%d,ProcessName=\"%s\",BugCheckCode=%" PRIx64
",BugCheckName=\"%s\",BugCheckParameter1=%" PRIx64 ",BugCheckParameter2=%" PRIx64 ",BugCheckParameter2=%" PRIx64
",BugCheckParameter4=%" PRIx64 "\n",
UNPACK_TIMEVAL(info->timestamp), info->proc_data.pid, info->proc_data.ppid,
info->proc_data.name, code, bugcheck_name, params[0], params[1], params[2], params[3]);
break;
case OUTPUT_JSON:
escaped_pname = drakvuf_escape_str(info->proc_data.name);
printf( "{"
"\"Plugin\" : \"bsodmon\","
"\"TimeStamp\" :" "\"" FORMAT_TIMEVAL "\","
"\"VCPU\": %" PRIu32 ","
"\"CR3\": %" PRIu64 ","
"\"ProcessName\": %s,"
"\"UserId\": %" PRIu64 ","
"\"PID\" : %d,"
"\"PPID\": %d,"
"\"BugCheckCode\": %" PRIu64 ","
"\"BugCheckName\": \"%s\","
"\"BugCheckParameter1\": %" PRIu64 ","
"\"BugCheckParameter2\": %" PRIu64 ","
"\"BugCheckParameter3\": %" PRIu64 ","
"\"BugCheckParameter4\": %" PRIu64
"}\n",
UNPACK_TIMEVAL(info->timestamp),
info->vcpu, info->regs->cr3, escaped_pname,
info->proc_data.userid,
info->proc_data.pid, info->proc_data.ppid,
code, bugcheck_name, params[0], params[1], params[2], params[3]);
g_free(escaped_pname);
break;
default:
case OUTPUT_DEFAULT:
printf("[BSODMON] TIME:" FORMAT_TIMEVAL " VCPU:%" PRIu32 " CR3:0x%" PRIx64 ",\"%s\" %s:%" PRIi64
" BugCheckCode:%" PRIx64 " BugCheckName:%s BugCheckParameter1:%" PRIx64 " BugCheckParameter2:%" PRIx64
" BugCheckParameter3:%" PRIx64 " BugCheckParameter4:%" PRIx64 "\n",
UNPACK_TIMEVAL(info->timestamp), info->vcpu, info->regs->cr3, info->proc_data.name,
USERIDSTR(drakvuf), info->proc_data.userid, code, bugcheck_name, params[0], params[1], params[2], params[3]);
break;
}
done:
drakvuf_release_vmi(drakvuf);
if ( f->abort_on_bsod )
drakvuf_interrupt( drakvuf, SIGDRAKVUFERROR);
return 0;
}
