[subterfugue-cvs-commits] CVS: subterfugue/tricks CallDelayTrick.py,1.1,1.2

[Martin M. <mar...@us...>]

Update of /cvsroot/subterfugue/subterfugue/tricks
In directory sc8-pr-cvs1:/tmp/cvs-serv23018

Modified Files:
	CallDelayTrick.py 
Log Message:
cleanup


Index: CallDelayTrick.py
===================================================================
RCS file: /cvsroot/subterfugue/subterfugue/tricks/CallDelayTrick.py,v
retrieving revision 1.1
retrieving revision 1.2
diff -C2 -r1.1 -r1.2
*** CallDelayTrick.py	12 Apr 2003 23:39:30 -0000	1.1
--- CallDelayTrick.py	13 Apr 2003 22:50:50 -0000	1.2
***************
*** 12,17 ****
      def usage(self):
          return """
!         Add minimal delay between calls.
!         The 'delay' parameter is required (in seconds).
  """
      
--- 12,20 ----
      def usage(self):
          return """
!         Prevents calling syscalls more often than the 'delay' parameter 
!         (required, in seconds).
!         The (voluntary) 'call' parameter is a list of interested-only calls.
! 
!         sf -t CallDelay:'delay = 20 ; call = ["execve"]' <PROGRAM>
  """
      
***************
*** 23,31 ****
                       % (self.__class__.__name__, self.usage()))
          self.last_time = -1
  
      def callbefore(self, pid, call, args):
          now = int(time.time())
          since = now - self.last_time
!         if since < self.delay:
!             time.sleep(self.delay - since)
          self.last_time = now
--- 26,46 ----
                       % (self.__class__.__name__, self.usage()))
          self.last_time = -1
+         self.options = options
  
      def callbefore(self, pid, call, args):
          now = int(time.time())
          since = now - self.last_time
!         delay = self.delay - since
!         if delay > 0:
!             print "Delaying %s() for %d seconds ..." % (call, delay)
!             time.sleep(delay)
          self.last_time = now
+ 
+     def callmask(self):
+         if self.options.has_key('call'):
+             mask = {}
+             for c in self.options['call']:
+                 mask[c] = 1
+             return mask
+         else:
+             return None