How to use last_block_length method in hypothesis

Best Python code snippet using hypothesis

rsa.py

Source: rsa.py Github

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...2728 def load_private_key(self, d, n):29 self.privateKey = (d, n)3031 def set_last_block_length(self, new_value):32 self.last_block_length = new_value3334 def show_info(self, info):35 if self.display_info == False:36 return37 print(info)38 time.sleep(0.1)3940 def crypto(self, block):41 return pow(block, self.publicKey[0], self.publicKey[1])4243 def decrypto(self, block):44 return pow(block, self.privateKey[0], self.privateKey[1])45 ...

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bin.py

Source: bin.py Github

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1# Author: Sebastian Merz2# Licence: GNU General Public License v3.03# Description: script for converting binary data from a Siglent oscilloscopes and converting it into usable data4# Example:5# from bin import bin6# data = bin(<file_path>).convert()7import struct8class bin:9 magnitudes = [10e-24, 10e-21, 10e-18, 10e-15, 10e-12, 10e-9, 10e-6, 10e-3, 1, 10e3, 10e6, 10e9, 10e12, 10e15]10 file = ''11 def __init__(self, file):12 self.file = file13 def data_to_unit(self, data):14 result = []15 for i in range(0, int(len(data) /​ 16)):16 packet = data[(i+1)*16-16:(i+1)*16]17 result.append(struct.unpack('d', packet[:8])[0] * self.magnitudes[struct.unpack('i', packet[8:12])[0]])18 return result if len(result) > 1 else result[0]19 def data_to_int(self, data):20 result = []21 count = int(len(data) /​ 4)22 for i in range(0, count):23 packet = data[(i + 1) * 4 - 4:(i + 1) * 4]24 result.append(struct.unpack('i', packet)[0])25 return result if len(result) > 1 else result[0]26 def convert(self):27 f = open(self.file, 'rb+')28 file_data = f.read()29 channel_states = self.data_to_int(file_data[:16])30 channel_volt_division = self.data_to_unit(file_data[16:80])31 channel_offset = self.data_to_unit(file_data[80:144])32 #digital_states = self.data_to_int(file_data[144:212])33 horizontal_list = self.data_to_unit(file_data[212:244])34 wave_length = self.data_to_int(file_data[244:248])35 sample_rate = self.data_to_unit(file_data[248:264])36 #digital_wave_length = self.data_to_int(file_data[264:268])37 #digital_sample_rate = self.data_to_unit(file_data[268:284])38 #reserved = file_data[284:2048] #1764 bits reserved space39 data = file_data[2048:]40 f.close()41 print('channel_states: ', channel_states)42 print('channel_volt_division: ', channel_volt_division)43 print('channel_offset: ', channel_offset)44 #print('digital_states: ', digital_states)45 print('horizontal_list: ', horizontal_list)46 print('wave_length: ', wave_length)47 print('sample_rate: ', sample_rate)48 #print('digital_wave_length: ', digital_wave_length)49 #print('digital_sample_rate: ', digital_sample_rate)50 block_length = (1000000 if len(data) >= 14e6 or wave_length >= 1E6 else wave_length)51 block_number = int(wave_length /​/​ block_length)52 last_block_length = wave_length % block_length53 block_number = (block_number + 1 if last_block_length != 0 else block_number)54 result = []55 for block in range(0, block_number):56 if block == (block_number - 1) and last_block_length != 0:57 block_data = range(block_length * block, block_length + last_block_length)58 else:59 block_data = range(block_length * block, block_length * (block + 1))60 output = []61 for i in block_data:62 counter = 063 volt = []64 for channel in range(0, len(channel_states)):65 if channel_states[channel]:66 volt_raw = int(data[i + (counter * wave_length)])67 volt_res = (volt_raw - 128) * channel_volt_division[channel] /​ 25 - channel_offset[channel]68 volt.append(float(format(volt_res, '.12f')))69 counter += 170 if counter > 0:71 volt.insert(0, float(format(-horizontal_list[0] * 14 /​ 2 + i * (1 /​ sample_rate), '.12f')))72 output.append(volt)73 result.append(output)...

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break_repeating_key.py

Source: break_repeating_key.py Github

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1from base64 import b64decode2import hamming_distance3from binascii import hexlify4from single_byte_xor import brute_force_split5from repeating_key_xor_encrypt import decrypt6def load_file():7 r = ''8 with open('blocks.txt', 'r') as f:9 for line in f:10 r += line.rstrip('\n')11 return r12def split_hex_string(hex_string):13 return [hex_string[i:i+2] for i in range(0, len(hex_string), 2)]14def make_blocks(hex_array, key_size):15 return [hex_array[i:i+key_size] for i in range(0, len(hex_array), key_size)]16def make_blocks_with_padding(hex_array, key_size, padding_value):17 blocks = make_blocks(hex_array, key_size)18 last_block_index = len(blocks)-119 last_block_length = len(blocks[last_block_index])20 if last_block_length is not key_size:21 for x in range(last_block_length, key_size):22 blocks[last_block_index].append(padding_value)23 return blocks24def block_distance_normalized(block_1, block_2, key_size):25 return hamming_distance.calculate_hex(block_1, block_2) /​ key_size26def get_key_score(hex_array, key_range_max, return_sorted=False):27 r = dict()28 for x in range(1, KEY_RANGE):29 b = make_blocks(hex_array, x)30 r[x]=block_distance_normalized(b[0], b[1], x)31 if return_sorted:32 return sorted(r.items(), key = lambda p: p[1])33 return r34def transpose(blocks):35 return list(zip(*blocks))36def examine_keys(matrix):37 for v in matrix:38 results = brute_force_split(v)39 results = sorted(results.items(), key = lambda p: p[1])40 for r in results:41 print(r)42 input('Press any key to continue..')43 44KEY_RANGE = 4045s = load_file()46h = hexlify(b64decode(s))47hex_array = split_hex_string(h)48#print(get_key_score(hex_array, KEY_RANGE, return_sorted=True))49KEY_SIZE = 550PADDING_VALUE = b'ff'51blocks = make_blocks_with_padding(hex_array, KEY_SIZE, PADDING_VALUE)52transposed_matrix = transpose(blocks)53#examine_keys(transposed_matrix)54#KEY: ionio55print(decrypt(s, 'ionio'))56#hamming distance test...

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