Skip to content

Commit

Permalink
Create qrc.rs
Browse files Browse the repository at this point in the history
  • Loading branch information
KOSASIH authored Sep 21, 2024
1 parent 6dccafc commit db0ca41
Showing 1 changed file with 123 additions and 0 deletions.
123 changes: 123 additions & 0 deletions blockchain-module/qrc/qrc.rs
Original file line number Diff line number Diff line change
@@ -0,0 +1,123 @@
// Import necessary libraries
use std::collections::HashMap;
use std::hash::{Hash, Hasher};
use std::io::{Read, Write};
use std::ops::{Add, Mul, Sub};
use std::vec::Vec;

// Define the QRC module
pub mod qrc {
// Define the lattice-based cryptographic algorithm (NTRU)
pub struct NTRU {
pub n: u32,
pub q: u32,
pub p: u32,
pub f: Vec<i32>,
pub g: Vec<i32>,
pub h: Vec<i32>,
}

// Implement the NTRU algorithm
impl NTRU {
// Generate a new NTRU key pair
pub fn new(n: u32, q: u32, p: u32) -> (NTRU, NTRU) {
// Generate the private key (f, g)
let mut f = Vec::new();
let mut g = Vec::new();
for _ in 0..n {
f.push(rand::random::<i32>() % q);
g.push(rand::random::<i32>() % q);
}

// Generate the public key (h)
let mut h = Vec::new();
for i in 0..n {
h.push((f[i] * g[i] + p) % q);
}

// Return the key pair
(NTRU { n, q, p, f, g, h }, NTRU { n, q, p, f, g, h })
}

// Encrypt a message using the public key
pub fn encrypt(&self, message: &Vec<i32>) -> Vec<i32> {
// Perform the encryption operation
let mut ciphertext = Vec::new();
for i in 0..self.n {
ciphertext.push((message[i] * self.h[i] + self.q) % self.q);
}
ciphertext
}

// Decrypt a ciphertext using the private key
pub fn decrypt(&self, ciphertext: &Vec<i32>) -> Vec<i32> {
// Perform the decryption operation
let mut plaintext = Vec::new();
for i in 0..self.n {
plaintext.push((ciphertext[i] * self.f[i] + self.q) % self.q);
}
plaintext
}
}

// Define the code-based cryptographic algorithm (McEliece)
pub struct McEliece {
pub n: u32,
pub k: u32,
pub t: u32,
pub g: Vec<Vec<i32>>,
pub h: Vec<Vec<i32>>,
}

// Implement the McEliece algorithm
impl McEliece {
// Generate a new McEliece key pair
pub fn new(n: u32, k: u32, t: u32) -> (McEliece, McEliece) {
// Generate the private key (g)
let mut g = Vec::new();
for _ in 0..k {
let mut row = Vec::new();
for _ in 0..n {
row.push(rand::random::<i32>() % 2);
}
g.push(row);
}

// Generate the public key (h)
let mut h = Vec::new();
for i in 0..k {
let mut row = Vec::new();
for j in 0..n {
row.push((g[i][j] + t) % 2);
}
h.push(row);
}

// Return the key pair
(McEliece { n, k, t, g, h }, McEliece { n, k, t, g, h })
}

// Encrypt a message using the public key
pub fn encrypt(&self, message: &Vec<i32>) -> Vec<i32> {
// Perform the encryption operation
let mut ciphertext = Vec::new();
for i in 0..self.k {
ciphertext.push((message[i] * self.h[i][0] + self.t) % 2);
}
ciphertext
}

// Decrypt a ciphertext using the private key
pub fn decrypt(&self, ciphertext: &Vec<i32>) -> Vec<i32> {
// Perform the decryption operation
let mut plaintext = Vec::new();
for i in 0..self.k {
plaintext.push((ciphertext[i] * self.g[i][0] + self.t) % 2);
}
plaintext
}
}
}

// Export the QRC module
pub use qrc::{NTRU, McEliece};

0 comments on commit db0ca41

Please sign in to comment.