You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
29 lines
1.1 KiB
29 lines
1.1 KiB
from dataclasses import dataclass, field |
|
from channel import Channel, ChannelSym |
|
import random as r |
|
import typing |
|
|
|
from utils import bin_encode, bin_decode |
|
|
|
|
|
@dataclass |
|
class Bob: |
|
channel: Channel |
|
my_results: typing.List[typing.Tuple[bool, bool]] = field(default_factory=list) |
|
key: typing.List[bool] = field(default_factory=list) |
|
correctness: typing.List[bool] = field(default_factory=list) |
|
my_bases: typing.List[bool] = field(default_factory=list) |
|
|
|
def recv_photons(self, n: int = 100): |
|
self.my_bases = [bool(r.randint(0, 1)) for _ in range(n)] |
|
self.my_results = self.channel.get_photon_results(self.my_bases) |
|
|
|
def send_bases_and_correctness(self): |
|
self.channel.send_classical(bin_encode(self.my_bases)) |
|
self.channel.send_classical(bin_encode([left + right >= 1 for left, right in self.my_results])) |
|
|
|
def generate_key(self, n: int = 100): |
|
self.recv_photons(n) |
|
self.send_bases_and_correctness() |
|
self.correctness = bin_decode(self.channel.recv_classical(n)) |
|
self.key = [(False if k[0] else True) for k, c in zip(self.my_results, self.correctness) if c]
|
|
|