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How to use last_block_length method in hypothesis

Best Python code snippet using hypothesis

rsa.py

Source:rsa.py

...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
...

bin.py

Source:bin.py

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)...

break_repeating_key.py

Source:break_repeating_key.py

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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