def cacheSizes(self):
"""Find the number of different sizes, and creates that much numpyarray"""
# if not os.access
outdir = config.get_cache_filename(
config.CACHE_SIGNATURE_SIZES_DIR,
self._context.dumpname)
if not os.path.isdir(outdir):
os.mkdir(outdir)
if not os.access(outdir, os.W_OK):
raise IOError('cant write to %s' % (outdir))
#
sizes = map(int, set(self._context._malloc_sizes))
arrays = dict([(s, []) for s in sizes])
# sort all addr in all sizes..
[arrays[self._context._malloc_sizes[i]].append(
long(addr)) for i, addr in enumerate(self._context._malloc_addresses)]
# saving all sizes dictionary in files...
for size, lst in arrays.items():
fout = os.path.sep.join([outdir, 'size.%0.4x' % (size)])
arrays[size] = utils.int_array_save(fout, lst)
# saved all sizes dictionaries.
# tag it as done
file(
os.path.sep.join([outdir, config.CACHE_SIGNATURE_SIZES_DIR_TAG]), 'w')
self._sizes = arrays
return
def persist(self, _context):
outdir = _context.get_folder_cache()
config.create_cache_folder(outdir)
#
outname = _context.get_filename_cache_signatures()
#outname = os.path.sep.join([outdir, self._name])
ar = utils.int_array_save(outname, self._similarities)
return
def persist(self):
outdir = config.get_cache_filename(
config.CACHE_SIGNATURE_GROUPS_DIR,
self._context.dumpname)
config.create_cache_folder(outdir)
#
outname = os.path.sep.join([outdir, self._name])
ar = utils.int_array_save(outname, self._similarities)
return
def persist(self):
outdir = Config.getCacheFilename(Config.CACHE_SIGNATURE_GROUPS_DIR, self._context.dumpname)
if not os.path.isdir(outdir):
os.mkdir(outdir)
if not os.access(outdir, os.W_OK):
raise IOError('cant write to %s'%(outdir))
#
outname = os.path.sep.join([outdir,self._name])
ar = utils.int_array_save(outname, self._similarities)
return
def persist(self, _context):
outdir = _context.get_folder_cache()
if not os.path.isdir(outdir):
os.mkdir(outdir)
if not os.access(outdir, os.W_OK):
raise IOError('cant write to %s' % outdir)
#
outname = _context.get_filename_cache_signatures()
#outname = os.path.sep.join([outdir, self._name])
ar = utils.int_array_save(outname, self._similarities)
return
def persist(self, _context):
outdir = _context.get_folder_cache()
if not os.path.isdir(outdir):
os.mkdir(outdir)
if not os.access(outdir, os.W_OK):
raise IOError('cant write to %s' % outdir)
#
outname = _context.get_filename_cache_signatures()
#outname = os.path.sep.join([outdir, self._name])
ar = utils.int_array_save(outname, self._similarities)
return
def cacheSizes(self):
"""Find the number of different sizes, and creates that much numpyarray"""
# if not os.access
outdir = Config.getCacheFilename(Config.CACHE_SIGNATURE_SIZES_DIR, self._context.dumpname)
if not os.path.isdir(outdir):
os.mkdir(outdir)
if not os.access(outdir, os.W_OK):
raise IOError('cant write to %s'%(outdir))
#
sizes = map(int,set(self._context._malloc_sizes))
arrays = dict([(s,[]) for s in sizes])
#sort all addr in all sizes..
[arrays[ self._context._malloc_sizes[i] ].append( long(addr) ) for i, addr in enumerate(self._context._malloc_addresses) ]
#saving all sizes dictionary in files...
for size,lst in arrays.items():
fout = os.path.sep.join([outdir, 'size.%0.4x'%(size)])
arrays[size] = utils.int_array_save( fout , lst)
#saved all sizes dictionaries.
# tag it as done
file(os.path.sep.join([outdir, Config.CACHE_SIGNATURE_SIZES_DIR_TAG]),'w')
self._sizes = arrays
return
def cacheSizes(self):
"""Find the number of different sizes, and creates that much numpyarray"""
# if not os.access
outdir = config.get_cache_filename(config.CACHE_SIGNATURE_SIZES_DIR,
self._context.dumpname)
config.create_cache_folder(outdir)
#
sizes = map(int, set(self._context._malloc_sizes))
arrays = dict([(s, []) for s in sizes])
# sort all addr in all sizes..
[
arrays[self._context._malloc_sizes[i]].append(long(addr))
for i, addr in enumerate(self._context._malloc_addresses)
]
# saving all sizes dictionary in files...
for size, lst in arrays.items():
fout = os.path.sep.join([outdir, 'size.%0.4x' % size])
arrays[size] = utils.int_array_save(fout, lst)
# saved all sizes dictionaries.
# tag it as done
open(os.path.sep.join([outdir, config.CACHE_SIGNATURE_SIZES_DIR_TAG]),
'w')
self._sizes = arrays
return
def _load(self):
## DO NOT SORT LIST. c'est des sequences. pas des sets.
myname = self.cacheFilenamePrefix+'.pinned'
sig = utils.int_array_cache(myname)
if sig is None:
log.info("Signature has to be calculated for %s. It's gonna take a while."%(self.name))
pointerSearcher = pointerfinder.PointerSearcher(self.mmap)
self.WORDSIZE = pointerSearcher.WORDSIZE
sig = []
# save first offset
last = self.mmap.start
for i in pointerSearcher: #returns the vaddr
sig.append(i-last) # save intervals between pointers
#print hex(i), 'value:', hex(self.mmap.readWord(i) )
last=i
# save it
sig = utils.int_array_save(myname, sig)
else:
log.debug("%d Signature intervals loaded from cache."%( len(sig) ))
self.sig = sig
#
self.addressCache[0] = self.mmap.start # previous pointer of interval 0 is start of mmap
self._loadAddressCache()
return
