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wip all of Encryption

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Rasoul Akhavan Mahdavi
2025-10-15 21:31:48 -04:00
parent 2f2c7aef00
commit 9f35a92a33
16 changed files with 316 additions and 231 deletions
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24
poulpy-core/src/encryption/gglwe_ksk.rs
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@@ -1,22 +1,26 @@
use poulpy_hal::{
api::{
ScratchAvailable, SvpApplyDftToDftInplace, SvpPPolBytesOf, SvpPrepare, VecZnxAddInplace, VecZnxAddNormal,
ModuleN, ScratchAvailable, SvpApplyDftToDftInplace, SvpPPolAlloc, SvpPPolBytesOf, SvpPrepare, VecZnxAddInplace, VecZnxAddNormal,
VecZnxAddScalarInplace, VecZnxBigNormalize, VecZnxDftApply, VecZnxDftBytesOf, VecZnxFillUniform, VecZnxIdftApplyConsume,
VecZnxNormalize, VecZnxNormalizeInplace, VecZnxNormalizeTmpBytes, VecZnxSub, VecZnxSubInplace, VecZnxSwitchRing,
ScratchTakeBasic,
},
layouts::{Backend, DataMut, DataRef, Module, ScalarZnx, Scratch},
source::Source,
};
use crate::layouts::{
use crate::{
ScratchTakeCore,
layouts::{
GGLWE, GGLWEInfos, GLWEInfos, GLWESecret, GLWESwitchingKey, LWEInfos, RingDegree, prepared::GLWESecretPrepared,
},
};
impl GLWESwitchingKey<Vec<u8>> {
pub fn encrypt_sk_tmp_bytes<B: Backend, A>(module: &Module<B>, infos: &A) -> usize
where
A: GGLWEInfos,
Module<B>: SvpPPolBytesOf + VecZnxNormalizeTmpBytes + VecZnxDftBytesOf + VecZnxNormalizeTmpBytes,
Module<B>: ModuleN + SvpPPolBytesOf + VecZnxNormalizeTmpBytes + VecZnxDftBytesOf + VecZnxNormalizeTmpBytes + SvpPPolAlloc<B>,
{
(GGLWE::encrypt_sk_tmp_bytes(module, infos) | ScalarZnx::bytes_of(module.n(), 1))
+ ScalarZnx::bytes_of(module.n(), infos.rank_in().into())
@@ -42,7 +46,8 @@ impl<DataSelf: DataMut> GLWESwitchingKey<DataSelf> {
source_xe: &mut Source,
scratch: &mut Scratch<B>,
) where
Module<B>: VecZnxAddScalarInplace
Module<B>: ModuleN
+ VecZnxAddScalarInplace
+ VecZnxDftBytesOf
+ VecZnxBigNormalize<B>
+ VecZnxDftApply<B>
@@ -58,8 +63,9 @@ impl<DataSelf: DataMut> GLWESwitchingKey<DataSelf> {
+ VecZnxSub
+ SvpPrepare<B>
+ VecZnxSwitchRing
+ SvpPPolBytesOf,
Scratch<B>: ScratchAvailable,
+ SvpPPolBytesOf
+ SvpPPolAlloc<B>,
Scratch<B>: ScratchAvailable + ScratchTakeBasic + ScratchTakeCore<B>,
{
#[cfg(debug_assertions)]
{
@@ -75,7 +81,7 @@ impl<DataSelf: DataMut> GLWESwitchingKey<DataSelf> {
let n: usize = sk_in.n().max(sk_out.n()).into();
let (mut sk_in_tmp, scratch_1) = scratch.take_scalar_znx(n, sk_in.rank().into());
let (mut sk_in_tmp, scratch_1) = scratch.take_scalar_znx(module, sk_in.rank().into());
(0..sk_in.rank().into()).for_each(|i| {
module.vec_znx_switch_ring(
&mut sk_in_tmp.as_vec_znx_mut(),
@@ -85,9 +91,9 @@ impl<DataSelf: DataMut> GLWESwitchingKey<DataSelf> {
);
});
let (mut sk_out_tmp, scratch_2) = scratch_1.take_glwe_secret_prepared(RingDegree(n as u32), sk_out.rank());
let (mut sk_out_tmp, scratch_2) = scratch_1.take_glwe_secret_prepared(module, sk_out.rank());
{
let (mut tmp, _) = scratch_2.take_scalar_znx(n, 1);
let (mut tmp, _) = scratch_2.take_scalar_znx(module, 1);
(0..sk_out.rank().into()).for_each(|i| {
module.vec_znx_switch_ring(&mut tmp.as_vec_znx_mut(), 0, &sk_out.data.as_vec_znx(), i);
module.svp_prepare(&mut sk_out_tmp.data, i, &tmp, 0);