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various API uniformization

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This commit is contained in:
Jean-Philippe Bossuat
2025-01-28 15:00:43 +01:00
parent 1ac719ce7e
commit 6fcd5c743d
19 changed files with 438 additions and 84 deletions
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18
base2k/examples/rlwe_encrypt.rs
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@@ -1,6 +1,4 @@
use base2k::module::{Module, FFT64};
use base2k::scalar::Scalar;
use base2k::vector::Vector;
use base2k::{Module, Scalar, SvpPPol, VecZnx, VecZnxBig, VecZnxDft, FFT64};
use itertools::izip;
use sampling::source::Source;
@@ -16,35 +14,35 @@ fn main() {
let seed: [u8; 32] = [0; 32];
let mut source: Source = Source::new(seed);
let mut res: Vector = Vector::new(n, log_base2k, prec);
let mut res: VecZnx = VecZnx::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: base2k::module::SVPPOL = module.svp_new_ppol();
let mut s_ppol: SvpPPol = 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: Vector = Vector::new(n, log_base2k, prec);
let mut a: VecZnx = VecZnx::new(n, log_base2k, prec);
a.fill_uniform(&mut source);
// Scratch space for DFT values
let mut buf_dft: base2k::module::VECZNXDFT = module.new_vec_znx_dft(a.limbs());
let mut buf_dft: VecZnxDft = module.new_vec_znx_dft(a.limbs());
// Applies buf_dft <- s * a
module.svp_apply_dft(&mut buf_dft, &s_ppol, &a);
// Alias scratch space
let mut buf_big: base2k::module::VECZNXBIG = buf_dft.as_vec_znx_big();
let mut buf_big: VecZnxBig = buf_dft.as_vec_znx_big();
// buf_big <- IDFT(buf_dft) (not normalized)
module.vec_znx_idft_tmp_a(&mut buf_big, &mut buf_dft, a.limbs());
let mut m: Vector = Vector::new(n, log_base2k, prec - log_scale);
let mut m: VecZnx = VecZnx::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);
@@ -57,7 +55,7 @@ fn main() {
module.vec_znx_big_sub_small_a_inplace(&mut buf_big, &m);
// b <- normalize(buf_big) + e
let mut b: Vector = Vector::new(n, log_base2k, prec);
let mut b: VecZnx = VecZnx::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);