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fixed many test noise check + update noise retrieval (not passing)

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Pro7ech
2025-11-18 17:38:16 +01:00
parent 0d4f7ed424
commit 2fb1627613
34 changed files with 1122 additions and 612 deletions
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80
poulpy-core/src/noise/glwe.rs
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@@ -1,83 +1,61 @@
use poulpy_hal::{
api::{ScratchOwnedAlloc, ScratchOwnedBorrow, VecZnxNormalizeInplace, VecZnxSubInplace},
layouts::{Backend, DataRef, Module, Scratch, ScratchOwned, Stats},
};
use poulpy_hal::layouts::{Backend, DataRef, Module, Scratch, Stats};
use crate::{
ScratchTakeCore,
GLWENormalize, GLWESub, ScratchTakeCore,
decryption::GLWEDecrypt,
layouts::{GLWE, GLWEPlaintext, GLWEPlaintextToRef, GLWEToRef, LWEInfos, prepared::GLWESecretPreparedToRef},
layouts::{GLWE, GLWEInfos, GLWEPlaintext, GLWEToRef, LWEInfos, prepared::GLWESecretPreparedToRef},
};
impl<D: DataRef> GLWE<D> {
pub fn noise<M, S, P, BE: Backend>(&self, module: &M, sk_prepared: &S, pt_want: &P, scratch: &mut Scratch<BE>) -> Stats
pub fn noise<M, P, S, BE: Backend>(&self, module: &M, pt_want: &P, sk_prepared: &S, scratch: &mut Scratch<BE>) -> Stats
where
M: GLWENoise<BE>,
P: GLWEToRef,
S: GLWESecretPreparedToRef<BE>,
P: GLWEPlaintextToRef,
{
module.glwe_noise(self, sk_prepared, pt_want, scratch)
}
pub fn assert_noise<M, BE: Backend, S, P>(&self, module: &M, sk_prepared: &S, pt_want: &P, max_noise: f64)
where
S: GLWESecretPreparedToRef<BE>,
P: GLWEPlaintextToRef,
M: GLWENoise<BE>,
{
module.glwe_assert_noise(self, sk_prepared, pt_want, max_noise);
module.glwe_noise(self, pt_want, sk_prepared, scratch)
}
}
pub trait GLWENoise<BE: Backend> {
fn glwe_noise<R, S, P>(&self, res: &R, sk_prepared: &S, pt_want: &P, scratch: &mut Scratch<BE>) -> Stats
fn glwe_noise_tmp_bytes<A>(&self, infos: &A) -> usize
where
R: GLWEToRef,
S: GLWESecretPreparedToRef<BE>,
P: GLWEPlaintextToRef;
A: GLWEInfos;
fn glwe_assert_noise<R, S, P>(&self, res: &R, sk_prepared: &S, pt_want: &P, max_noise: f64)
fn glwe_noise<R, P, S>(&self, res: &R, pt_want: &P, sk_prepared: &S, scratch: &mut Scratch<BE>) -> Stats
where
R: GLWEToRef,
S: GLWESecretPreparedToRef<BE>,
P: GLWEPlaintextToRef;
R: GLWEToRef + GLWEInfos,
P: GLWEToRef,
S: GLWESecretPreparedToRef<BE>;
}
impl<BE: Backend> GLWENoise<BE> for Module<BE>
where
Module<BE>: GLWEDecrypt<BE> + VecZnxSubInplace + VecZnxNormalizeInplace<BE>,
ScratchOwned<BE>: ScratchOwnedAlloc<BE> + ScratchOwnedBorrow<BE>,
Module<BE>: GLWEDecrypt<BE> + GLWESub + GLWENormalize<BE>,
Scratch<BE>: ScratchTakeCore<BE>,
{
fn glwe_noise<R, S, P>(&self, res: &R, sk_prepared: &S, pt_want: &P, scratch: &mut Scratch<BE>) -> Stats
fn glwe_noise_tmp_bytes<A>(&self, infos: &A) -> usize
where
R: GLWEToRef,
S: GLWESecretPreparedToRef<BE>,
P: GLWEPlaintextToRef,
A: GLWEInfos,
{
let res_ref: &GLWE<&[u8]> = &res.to_ref();
let pt_want: &GLWEPlaintext<&[u8]> = &pt_want.to_ref();
let mut pt_have: GLWEPlaintext<Vec<u8>> = GLWEPlaintext::alloc_from_infos(res_ref);
self.glwe_decrypt(res, &mut pt_have, sk_prepared, scratch);
self.vec_znx_sub_inplace(&mut pt_have.data, 0, &pt_want.data, 0);
self.vec_znx_normalize_inplace(res_ref.base2k().into(), &mut pt_have.data, 0, scratch);
pt_have.data.stats(res_ref.base2k().into(), 0)
GLWEPlaintext::bytes_of_from_infos(infos)
+ self
.glwe_normalize_tmp_bytes()
.max(self.glwe_decrypt_tmp_bytes(infos))
}
fn glwe_assert_noise<R, S, P>(&self, res: &R, sk_prepared: &S, pt_want: &P, max_noise: f64)
fn glwe_noise<R, P, S>(&self, res: &R, pt_want: &P, sk_prepared: &S, scratch: &mut Scratch<BE>) -> Stats
where
R: GLWEToRef,
R: GLWEToRef + GLWEInfos,
P: GLWEToRef,
S: GLWESecretPreparedToRef<BE>,
P: GLWEPlaintextToRef,
{
let res: &GLWE<&[u8]> = &res.to_ref();
let mut scratch: ScratchOwned<BE> = ScratchOwned::alloc(self.glwe_decrypt_tmp_bytes(res));
let noise_have: f64 = self
.glwe_noise(res, sk_prepared, pt_want, scratch.borrow())
.std()
.log2();
assert!(noise_have <= max_noise, "{noise_have} {max_noise}");
let (mut pt_have, scratch_1) = scratch.take_glwe_plaintext(res);
self.glwe_decrypt(res, &mut pt_have, sk_prepared, scratch_1);
// println!("pt_have: {pt_have}");
// println!("pt_want: {}", pt_want.to_ref());
self.glwe_sub_inplace(&mut pt_have, pt_want);
self.glwe_normalize_inplace(&mut pt_have, scratch_1);
pt_have.data.stats(pt_have.base2k().into(), 0)
}
}