sifter.py 文件源码

def poll(self):
        while self.ts.run:
            while self.ts.pause:
                time.sleep(.1)

            bytes_polled = self.injector.process.stdout.readinto(self.T.r)

            if bytes_polled == sizeof(self.T.r):
                self.T.ic = self.T.ic + 1

                error = False
                if self.T.r.valid:
                    if self.search_unk and not self.T.r.disas_known and self.T.r.signum != self.SIGILL:
                        error = True
                    if self.search_len and self.T.r.disas_known and self.T.r.disas_length != self.T.r.length:
                        error = True
                    if self.search_dis and self.T.r.disas_known \
                        and self.T.r.disas_length != self.T.r.length and self.T.r.signum != self.SIGILL:
                        error = True
                    if self.search_ill and self.T.r.disas_known and self.T.r.signum == self.SIGILL:
                        error = True
                if error:
                    insn = cstr2py(self.T.r.raw_insn)[:self.T.r.length]
                    r = copy.deepcopy(self.T.r)
                    self.T.al.appendleft(r)
                    if insn not in self.T.ad:
                        if not self.low_mem:
                            self.T.ad[insn] = r
                        self.T.ac = self.T.ac + 1
                        if self.sync:
                            with open(SYNC, "a") as f:
                                f.write(result_string(insn, self.T.r))
            else:
                if self.injector.process.poll() is not None:
                    self.ts.run = False
                    break