def searchNullWords(self):
self.nullWords = QtGui.QGraphicsItemGroup(scene=self.scene)
log.info('search %s mapping for null words' % (self.mapping_name))
found = 0
tmpnull = []
start = self.mapping.start
searcher = signature.NullSearcher(self.mapping)
for vaddr in searcher:
offset = vaddr - start
tmpnull.append(offset / searcher.WORDSIZE)
# filter and regroup null word by bunches
nb = 0
should = 0
for k, g in itertools.groupby(enumerate(tmpnull), lambda
(i, x): i - x):
rang = [v * 4 for v in map(operator.itemgetter(1), g)
] # still not getting lambdas....
# add an structure of len(range)*4 bytes
self.nullWords.addToGroup(
widgets.Structure(rang[0],
Dummy(4 * len(rang), value=0),
scene=self.scene,
color=QtCore.Qt.gray))
log.debug("Adding a zero struct of %d len" % (len(rang)))
nb += 1
should += len(rang)
def searchNullWords(self):
self.nullWords = QtGui.QGraphicsItemGroup(scene=self.scene)
log.info('search %s mapping for null words' % (self.mapping_name))
found = 0
tmpnull = []
start = self.mapping.start
searcher = searcher.NullSearcher(self.mapping)
for vaddr in searcher:
offset = vaddr - start
tmpnull.append(offset / searcher.WORDSIZE)
# filter and regroup null word by bunches
nb = 0
should = 0
for k, g in itertools.groupby(enumerate(tmpnull),
lambda i_x: i_x[0] - i_x[1]):
# still not getting lambdas....
rang = [v * 4 for v in map(operator.itemgetter(1), g)]
# add an structure of len(range)*4 bytes
self.nullWords.addToGroup(
widgets.Structure(rang[0],
Dummy(4 * len(rang), value=0),
scene=self.scene,
color=QtCore.Qt.gray))
log.debug("Adding a zero struct of %d len" % (len(rang)))
nb += 1
should += len(rang)
log.debug('Created %d qrect instead of %d words' % (nb, should))
self.scene.addItem(self.nullWords)
self.nullWords.hide()
self.nullWords.setEnabled(False)
self.nullWords.setZValue(1) # zValue has to be > 0
# still not letting me trough the boundingRect
self.nullWords.setToolTip('Null value words')
return
def show_structures_allocated(self, context):
self.allocated_structures = QtGui.QGraphicsItemGroup(scene=self.scene)
def offset(vaddr):
# FIXME
return vaddr - context.heap.start
for s in context.listStructures():
#offset, value, color = QtCore.Qt.green, scene=None, parent=None):
self.allocated_structures.addToGroup(widgets.Structure(offset(s._vaddr), s, scene = self.scene, color = QtCore.Qt.blue) )
return