upgrade to ring-lwe v0.1.5 which uses ring_lwe::utils

Cargo.toml

@@ -13,4 +13,4 @@ polynomial-ring = "0.5.0"
 num-traits = "=0.2.19"
 rand = "0.8.5"
 rand_distr = "0.4.3"
-ring-lwe = "0.1.4"
+ring-lwe = "0.1.5"

src/decrypt.rs

@@ -1,5 +1,5 @@
 use polynomial_ring::Polynomial;
-use ring_lwe::{polysub,nearest_int};
+use ring_lwe::utils::{polysub,nearest_int};
 use crate::utils::{Parameters,mul_vec_simple};
 
 /// Decrypt a ciphertext

src/encrypt.rs

@@ -1,5 +1,5 @@
 use polynomial_ring::Polynomial;
-use ring_lwe::{polyadd,polysub,nearest_int};
+use ring_lwe::utils::{polyadd,polysub,nearest_int};
 use crate::utils::{Parameters, add_vec, mul_mat_vec_simple, transpose, mul_vec_simple, gen_small_vector};
 
 /// Encrypt a message using the ring-LWE cryptosystem

src/test.rs

@@ -4,7 +4,7 @@ mod tests {
     use crate::encrypt::{encrypt,encrypt_string};
     use crate::decrypt::{decrypt,decrypt_string};
     use crate::utils::{Parameters,add_vec};
-    use ring_lwe::polyadd;
+    use ring_lwe::utils::polyadd;
 
     // Test for basic keygen/encrypt/decrypt of a message
     #[test]

src/utils.rs

@@ -2,7 +2,7 @@ use polynomial_ring::Polynomial;
 use rand_distr::{Uniform, Distribution};
 use rand::SeedableRng;
 use rand::rngs::StdRng;
-use ring_lwe::{polyadd, polymul, gen_uniform_poly};
+use ring_lwe::utils::{polyadd, polymul, gen_uniform_poly};
 
 #[derive(Debug)]
 /// default parameters for module-LWE