def _read_data_primitive(self, current_cab, cffile):
file_data = ""
file_data_len = self.file_data_len
while file_data_len < cffile.cbFile and self.curr_index_data < len(current_cab.cfdata_list):
current_cfdata = current_cab.cfdata_list[self.curr_index_data]
file_data_len += current_cfdata.cbUncomp
file_data += current_cfdata.ab
self.curr_index_data += 1
self.file_data_len = file_data_len
if self.file_data_len > cffile.cbFile:
# The CAB compressor of windows does a nasty thing...
# It allows to share a CFDATA between TWO CFFILES
# We need to adjust the data if this is the case
difference = self.file_data_len - cffile.cbFile
real_file_data = file_data[0:(self.file_data_len-difference)]
# We will create an anonymous CFDATA and add it to the list ..
# This way the remaining bytes that belongs to the next CFFILE will be read transparently
new_cfdata = CFDATA()
new_cfdata.ab = file_data[(self.file_data_len-difference):self.file_data_len]
new_cfdata.cbUncomp = len(new_cfdata.ab)
new_cfdata.cbData = len(new_cfdata.ab)
current_cab.cfdata_list.insert(self.curr_index_data, new_cfdata)
return real_file_data
return file_data
def _read_data_primitive(self, current_cab, cffile):
file_data = ""
file_data_len = self.file_data_len
while file_data_len < cffile.cbFile and self.curr_index_data < len(current_cab.cfdata_list):
current_cfdata = current_cab.cfdata_list[self.curr_index_data]
file_data_len += current_cfdata.cbUncomp
file_data += current_cfdata.ab
self.curr_index_data += 1
self.file_data_len = file_data_len
if self.file_data_len > cffile.cbFile:
# The CAB compressor of windows does a nasty thing...
# It allows to share a CFDATA between TWO CFFILES
# We need to adjust the data if this is the case
difference = self.file_data_len - cffile.cbFile
real_file_data = file_data[0:(self.file_data_len-difference)]
# We will create an anonymous CFDATA and add it to the list ..
# This way the remaining bytes that belongs to the next CFFILE will be read transparently
new_cfdata = CFDATA()
new_cfdata.ab = file_data[(self.file_data_len-difference):self.file_data_len]
new_cfdata.cbUncomp = len(new_cfdata.ab)
new_cfdata.cbData = len(new_cfdata.ab)
current_cab.cfdata_list.insert(self.curr_index_data, new_cfdata)
return real_file_data
return file_data
