arnaucube/poulpy
1
0
Fork 0
mirror of https://github.com/arnaucube/poulpy.git synced 2026-02-10 21:26:41 +01:00
Code Issues Packages Projects Releases Wiki Activity

Add BDD Arithmetic (#98)

Browse Source 
* Added some circuit, evaluation + some layouts

* Refactor + memory reduction

* Rows -> Dnum, Digits -> Dsize

* fix #96 + glwe_packing (indirectly CBT)

* clippy
This commit is contained in:
Jean-Philippe Bossuat
2025-10-08 17:52:03 +02:00
committed by GitHub
parent 37e13b965c
commit 6357a05509
119 changed files with 15996 additions and 1659 deletions
Download Patch File Download Diff File Expand all files Collapse all files

14
poulpy-core/src/noise/gglwe_ct.rs
View File

@@ -8,7 +8,7 @@ use poulpy_hal::{
oep::{ScratchOwnedAllocImpl, ScratchOwnedBorrowImpl, TakeVecZnxBigImpl, TakeVecZnxDftImpl},
};
use crate::layouts::{GGLWECiphertext, GGLWELayoutInfos, GLWECiphertext, GLWEPlaintext, LWEInfos, prepared::GLWESecretPrepared};
use crate::layouts::{GGLWECiphertext, GGLWEInfos, GLWECiphertext, GLWEPlaintext, LWEInfos, prepared::GLWESecretPrepared};
impl<D: DataRef> GGLWECiphertext<D> {
pub fn assert_noise<B, DataSk, DataWant>(
@@ -32,24 +32,18 @@ impl<D: DataRef> GGLWECiphertext<D> {
+ VecZnxSubScalarInplace,
B: Backend + TakeVecZnxDftImpl<B> + TakeVecZnxBigImpl<B> + ScratchOwnedAllocImpl<B> + ScratchOwnedBorrowImpl<B>,
{
let digits: usize = self.digits().into();
let dsize: usize = self.dsize().into();
let base2k: usize = self.base2k().into();
let mut scratch: ScratchOwned<B> = ScratchOwned::alloc(GLWECiphertext::decrypt_scratch_space(module, self));
let mut pt: GLWEPlaintext<Vec<u8>> = GLWEPlaintext::alloc(self);
(0..self.rank_in().into()).for_each(|col_i| {
(0..self.rows().into()).for_each(|row_i| {
(0..self.dnum().into()).for_each(|row_i| {
self.at(row_i, col_i)
.decrypt(module, &mut pt, sk, scratch.borrow());
module.vec_znx_sub_scalar_inplace(
&mut pt.data,
0,
(digits - 1) + row_i * digits,
pt_want,
col_i,
);
module.vec_znx_sub_scalar_inplace(&mut pt.data, 0, (dsize - 1) + row_i * dsize, pt_want, col_i);
let noise_have: f64 = pt.data.std(base2k, 0).log2();

14
poulpy-core/src/noise/ggsw_ct.rs
View File

@@ -42,7 +42,7 @@ impl<D: DataRef> GGSWCiphertext<D> {
F: Fn(usize) -> f64,
{
let base2k: usize = self.base2k().into();
let digits: usize = self.digits().into();
let dsize: usize = self.dsize().into();
let mut pt: GLWEPlaintext<Vec<u8>> = GLWEPlaintext::alloc(self);
let mut pt_have: GLWEPlaintext<Vec<u8>> = GLWEPlaintext::alloc(self);
@@ -53,8 +53,8 @@ impl<D: DataRef> GGSWCiphertext<D> {
ScratchOwned::alloc(GLWECiphertext::decrypt_scratch_space(module, self) | module.vec_znx_normalize_tmp_bytes());
(0..(self.rank() + 1).into()).for_each(|col_j| {
(0..self.rows().into()).for_each(|row_i| {
module.vec_znx_add_scalar_inplace(&mut pt.data, 0, (digits - 1) + row_i * digits, pt_want, 0);
(0..self.dnum().into()).for_each(|row_i| {
module.vec_znx_add_scalar_inplace(&mut pt.data, 0, (dsize - 1) + row_i * dsize, pt_want, 0);
// mul with sk[col_j-1]
if col_j > 0 {
@@ -114,7 +114,7 @@ impl<D: DataRef> GGSWCiphertext<D> {
B: Backend + TakeVecZnxDftImpl<B> + TakeVecZnxBigImpl<B> + ScratchOwnedAllocImpl<B> + ScratchOwnedBorrowImpl<B>,
{
let base2k: usize = self.base2k().into();
let digits: usize = self.digits().into();
let dsize: usize = self.dsize().into();
let mut pt: GLWEPlaintext<Vec<u8>> = GLWEPlaintext::alloc(self);
let mut pt_have: GLWEPlaintext<Vec<u8>> = GLWEPlaintext::alloc(self);
@@ -125,8 +125,8 @@ impl<D: DataRef> GGSWCiphertext<D> {
ScratchOwned::alloc(GLWECiphertext::decrypt_scratch_space(module, self) | module.vec_znx_normalize_tmp_bytes());
(0..(self.rank() + 1).into()).for_each(|col_j| {
(0..self.rows().into()).for_each(|row_i| {
module.vec_znx_add_scalar_inplace(&mut pt.data, 0, (digits - 1) + row_i * digits, pt_want, 0);
(0..self.dnum().into()).for_each(|row_i| {
module.vec_znx_add_scalar_inplace(&mut pt.data, 0, (dsize - 1) + row_i * dsize, pt_want, 0);
// mul with sk[col_j-1]
if col_j > 0 {
@@ -146,12 +146,12 @@ impl<D: DataRef> GGSWCiphertext<D> {
self.at(row_i, col_j)
.decrypt(module, &mut pt_have, sk_prepared, scratch.borrow());
module.vec_znx_sub_inplace(&mut pt_have.data, 0, &pt.data, 0);
let std_pt: f64 = pt_have.data.std(base2k, 0).log2();
println!("col: {col_j} row: {row_i}: {std_pt}");
pt.data.zero();
// println!(">>>>>>>>>>>>>>>>");
});
});
}

46
poulpy-core/src/noise/glwe_ct.rs
View File

@@ -1,16 +1,44 @@
use poulpy_hal::{
api::{
ScratchOwnedAlloc, ScratchOwnedBorrow, SvpApplyDftToDftInplace, VecZnxBigAddInplace, VecZnxBigAddSmallInplace,
VecZnxBigAllocBytes, VecZnxBigNormalize, VecZnxDftAllocBytes, VecZnxDftApply, VecZnxIdftApplyConsume,
VecZnxNormalizeInplace, VecZnxNormalizeTmpBytes, VecZnxSubInplace,
ScratchOwnedAlloc, ScratchOwnedBorrow, SvpApplyDftToDftInplace, TakeVecZnxBig, TakeVecZnxDft, VecZnxBigAddInplace,
VecZnxBigAddSmallInplace, VecZnxBigAllocBytes, VecZnxBigNormalize, VecZnxDftAllocBytes, VecZnxDftApply,
VecZnxIdftApplyConsume, VecZnxNormalizeInplace, VecZnxNormalizeTmpBytes, VecZnxSubInplace,
},
layouts::{Backend, DataRef, Module, ScratchOwned},
layouts::{Backend, DataRef, Module, Scratch, ScratchOwned},
oep::{ScratchOwnedAllocImpl, ScratchOwnedBorrowImpl, TakeVecZnxBigImpl, TakeVecZnxDftImpl},
};
use crate::layouts::{GLWECiphertext, GLWEPlaintext, LWEInfos, prepared::GLWESecretPrepared};
impl<D: DataRef> GLWECiphertext<D> {
pub fn noise<B, DataSk, DataPt>(
&self,
module: &Module<B>,
sk_prepared: &GLWESecretPrepared<DataSk, B>,
pt_want: &GLWEPlaintext<DataPt>,
scratch: &mut Scratch<B>,
) -> f64
where
DataSk: DataRef,
DataPt: DataRef,
B: Backend,
Module<B>: VecZnxDftApply<B>
+ VecZnxSubInplace
+ VecZnxNormalizeInplace<B>
+ SvpApplyDftToDftInplace<B>
+ VecZnxIdftApplyConsume<B>
+ VecZnxBigAddInplace<B>
+ VecZnxBigAddSmallInplace<B>
+ VecZnxBigNormalize<B>,
Scratch<B>: TakeVecZnxDft<B> + TakeVecZnxBig<B>,
{
let mut pt_have: GLWEPlaintext<Vec<u8>> = GLWEPlaintext::alloc(self);
self.decrypt(module, &mut pt_have, sk_prepared, scratch);
module.vec_znx_sub_inplace(&mut pt_have.data, 0, &pt_want.data, 0);
module.vec_znx_normalize_inplace(self.base2k().into(), &mut pt_have.data, 0, scratch);
pt_have.data.std(self.base2k().into(), 0).log2()
}
pub fn assert_noise<B, DataSk, DataPt>(
&self,
module: &Module<B>,
@@ -33,16 +61,8 @@ impl<D: DataRef> GLWECiphertext<D> {
+ VecZnxNormalizeInplace<B>,
B: Backend + TakeVecZnxDftImpl<B> + TakeVecZnxBigImpl<B> + ScratchOwnedAllocImpl<B> + ScratchOwnedBorrowImpl<B>,
{
let mut pt_have: GLWEPlaintext<Vec<u8>> = GLWEPlaintext::alloc(self);
let mut scratch: ScratchOwned<B> = ScratchOwned::alloc(GLWECiphertext::decrypt_scratch_space(module, self));
self.decrypt(module, &mut pt_have, sk_prepared, scratch.borrow());
module.vec_znx_sub_inplace(&mut pt_have.data, 0, &pt_want.data, 0);
module.vec_znx_normalize_inplace(self.base2k().into(), &mut pt_have.data, 0, scratch.borrow());
let noise_have: f64 = pt_have.data.std(self.base2k().into(), 0).log2();
let noise_have: f64 = self.noise(module, sk_prepared, pt_want, scratch.borrow());
assert!(noise_have <= max_noise, "{noise_have} {max_noise}");
}
}