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refactoring of code

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This commit is contained in:
Jean-Philippe Bossuat
2025-01-27 12:47:05 +01:00
parent 72e0e38827
commit 250d1a4942
9 changed files with 332 additions and 258 deletions
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19
spqlios/examples/rlwe_encrypt.rs
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@@ -1,12 +1,12 @@
use itertools::izip;
use sampling::source::Source;
use spqlios::module::{Module, FFT64, VECZNXBIG};
use spqlios::poly::Poly;
use spqlios::module::{Module, FFT64};
use spqlios::scalar::Scalar;
use spqlios::vector::Vector;
fn main() {
let n: usize = 16;
let log_base2k: usize = 15;
let log_base2k: usize = 40;
let prec: usize = 54;
let log_scale: usize = 18;
let module: Module = Module::new::<FFT64>(n);
@@ -16,23 +16,20 @@ fn main() {
let seed: [u8; 32] = [0; 32];
let mut source: Source = Source::new(seed);
let mut res: Poly = Poly::new(n, log_base2k, prec);
// Allocates a buffer to store DFT(s)
module.new_svp_ppol();
let mut res: Vector = Vector::new(n, log_base2k, prec);
// s <- Z_{-1, 0, 1}[X]/(X^{N}+1)
let mut s: Scalar = Scalar::new(n);
s.fill_ternary_prob(0.5, &mut source);
// Buffer to store s in the DFT domain
let mut s_ppol: spqlios::module::SVPPOL = module.new_svp_ppol();
let mut s_ppol: spqlios::module::SVPPOL = module.svp_new_ppol();
// s_ppol <- DFT(s)
module.svp_prepare(&mut s_ppol, &s);
// a <- Z_{2^prec}[X]/(X^{N}+1)
let mut a: Poly = Poly::new(n, log_base2k, prec);
let mut a: Vector = Vector::new(n, log_base2k, prec);
a.fill_uniform(&mut source);
// Scratch space for DFT values
@@ -47,7 +44,7 @@ fn main() {
// buf_big <- IDFT(buf_dft) (not normalized)
module.vec_znx_idft_tmp_a(&mut buf_big, &mut buf_dft, a.limbs());
let mut m: Poly = Poly::new(n, log_base2k, prec - log_scale);
let mut m: Vector = Vector::new(n, log_base2k, prec - log_scale);
let mut want: Vec<i64> = vec![0; n];
want.iter_mut()
.for_each(|x| *x = source.next_u64n(16, 15) as i64);
@@ -60,7 +57,7 @@ fn main() {
module.vec_znx_big_sub_small_a_inplace(&mut buf_big, &m);
// b <- normalize(buf_big) + e
let mut b: Poly = Poly::new(n, log_base2k, prec);
let mut b: Vector = Vector::new(n, log_base2k, prec);
module.vec_znx_big_normalize(&mut b, &buf_big, &mut carry);
b.add_normal(&mut source, 3.2, 19.0);