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Pro7ech
2025-10-13 17:19:02 +02:00
parent d28ccb4c8f
commit d32b4738c3
12 changed files with 776 additions and 303 deletions
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204
poulpy-core/src/layouts/prepared/gglwe_atk.rs
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@@ -1,12 +1,11 @@
use poulpy_hal::{
api::{VmpPMatAlloc, VmpPMatAllocBytes, VmpPrepare},
layouts::{Backend, Data, DataMut, DataRef, Module, Scratch},
};
use poulpy_hal::layouts::{Backend, Data, DataMut, DataRef, Module, Scratch};
use crate::layouts::{
AutomorphismKeyToRef, Base2K, Degree, Dnum, Dsize, GGLWEInfos, GLWEInfos, LWEInfos, Rank, TorusPrecision,
prepared::{
GLWESwitchingKeyPrepareTmpBytes, GLWESwitchingKeyPrepared, GLWESwitchingKeyPreparedToMut, GLWESwitchingKeyPreparedToRef,
GLWESwitchingKeyPrepare, GLWESwitchingKeyPrepareTmpBytes, GLWESwitchingKeyPrepared, GLWESwitchingKeyPreparedAlloc,
GLWESwitchingKeyPreparedAllocBytes, GLWESwitchingKeyPreparedAllocBytesFromInfos, GLWESwitchingKeyPreparedAllocFromInfos,
GLWESwitchingKeyPreparedToMut, GLWESwitchingKeyPreparedToRef,
},
};
@@ -16,12 +15,6 @@ pub struct AutomorphismKeyPrepared<D: Data, B: Backend> {
pub(crate) p: i64,
}
impl<D: Data, B: Backend> AutomorphismKeyPrepared<D, B> {
pub fn p(&self) -> i64 {
self.p
}
}
impl<D: Data, B: Backend> LWEInfos for AutomorphismKeyPrepared<D, B> {
fn n(&self) -> Degree {
self.key.n()
@@ -40,11 +33,21 @@ impl<D: Data, B: Backend> LWEInfos for AutomorphismKeyPrepared<D, B> {
}
}
pub trait SetP {
pub trait GetAutomorphismGaloisElement {
fn p(&self) -> i64;
}
impl<D: Data, B: Backend> GetAutomorphismGaloisElement for AutomorphismKeyPrepared<D, B> {
fn p(&self) -> i64 {
self.p
}
}
pub trait SetAutomorphismGaloisElement {
fn set_p(&mut self, p: i64);
}
impl<D: Data, B: Backend> SetP for AutomorphismKeyPrepared<D, B> {
impl<D: Data, B: Backend> SetAutomorphismGaloisElement for AutomorphismKeyPrepared<D, B> {
fn set_p(&mut self, p: i64) {
self.p = p
}
@@ -74,56 +77,146 @@ impl<D: Data, B: Backend> GGLWEInfos for AutomorphismKeyPrepared<D, B> {
}
}
impl<B: Backend> AutomorphismKeyPrepared<Vec<u8>, B> {
pub fn alloc<A>(module: &Module<B>, infos: &A) -> Self
pub trait AutomorphismKeyPreparedAlloc<B: Backend> {
fn automorphism_key_prepared_alloc(
&self,
base2k: Base2K,
k: TorusPrecision,
rank: Rank,
dnum: Dnum,
dsize: Dsize,
) -> AutomorphismKeyPrepared<Vec<u8>, B>;
}
impl<B: Backend> AutomorphismKeyPreparedAlloc<B> for Module<B>
where
Module<B>: GLWESwitchingKeyPreparedAlloc<B>,
{
fn automorphism_key_prepared_alloc(
&self,
base2k: Base2K,
k: TorusPrecision,
rank: Rank,
dnum: Dnum,
dsize: Dsize,
) -> AutomorphismKeyPrepared<Vec<u8>, B> {
AutomorphismKeyPrepared::<Vec<u8>, B> {
key: self.glwe_switching_key_prepared_alloc(base2k, k, rank, rank, dnum, dsize),
p: 0,
}
}
}
pub trait AutomorphismKeyPreparedAllocFromInfos<B: Backend> {
fn automorphism_key_prepared_alloc_from_infos<A>(&self, infos: &A) -> AutomorphismKeyPrepared<Vec<u8>, B>
where
A: GGLWEInfos;
}
impl<B: Backend> AutomorphismKeyPreparedAllocFromInfos<B> for Module<B>
where
Module<B>: GLWESwitchingKeyPreparedAllocFromInfos<B>,
{
fn automorphism_key_prepared_alloc_from_infos<A>(&self, infos: &A) -> AutomorphismKeyPrepared<Vec<u8>, B>
where
A: GGLWEInfos,
{
assert_eq!(
infos.rank_in(),
infos.rank_out(),
"rank_in != rank_out is not supported for AutomorphismKeyPrepared"
);
AutomorphismKeyPrepared {
key: self.glwe_switching_key_prepared_alloc_from_infos(infos),
p: 0,
}
}
}
pub trait AutomorphismKeyPreparedAllocBytes<B: Backend> {
fn automorphism_key_prepared_alloc_bytes(
&self,
base2k: Base2K,
k: TorusPrecision,
rank: Rank,
dnum: Dnum,
dsize: Dsize,
) -> usize;
}
impl<B: Backend> AutomorphismKeyPreparedAllocBytes<B> for Module<B>
where
Module<B>: GLWESwitchingKeyPreparedAllocBytes<B>,
{
fn automorphism_key_prepared_alloc_bytes(
&self,
base2k: Base2K,
k: TorusPrecision,
rank: Rank,
dnum: Dnum,
dsize: Dsize,
) -> usize {
self.glwe_switching_key_prepared_alloc_bytes(base2k, k, rank, rank, dnum, dsize)
}
}
pub trait AutomorphismKeyPreparedAllocBytesFromInfos<B: Backend> {
fn automorphism_key_prepared_alloc_bytes_from_infos<A>(&self, infos: &A) -> usize
where
A: GGLWEInfos;
}
impl<B: Backend> AutomorphismKeyPreparedAllocBytesFromInfos<B> for Module<B>
where
Module<B>: GLWESwitchingKeyPreparedAllocBytesFromInfos<B>,
{
fn automorphism_key_prepared_alloc_bytes_from_infos<A>(&self, infos: &A) -> usize
where
A: GGLWEInfos,
Module<B>: VmpPMatAlloc<B>,
{
assert_eq!(
infos.rank_in(),
infos.rank_out(),
"rank_in != rank_out is not supported for GGLWEAutomorphismKeyPrepared"
);
AutomorphismKeyPrepared::<Vec<u8>, B> {
key: GLWESwitchingKeyPrepared::alloc(module, infos),
p: 0,
}
self.glwe_switching_key_prepared_alloc_bytes_from_infos(infos)
}
}
impl<B: Backend> AutomorphismKeyPrepared<Vec<u8>, B> {
pub fn alloc_from_infos<A>(module: &Module<B>, infos: &A) -> Self
where
A: GGLWEInfos,
Module<B>: AutomorphismKeyPreparedAllocFromInfos<B>,
{
module.automorphism_key_prepared_alloc_from_infos(infos)
}
pub fn alloc_with(module: &Module<B>, base2k: Base2K, k: TorusPrecision, rank: Rank, dnum: Dnum, dsize: Dsize) -> Self
where
Module<B>: VmpPMatAlloc<B>,
Module<B>: AutomorphismKeyPreparedAlloc<B>,
{
AutomorphismKeyPrepared {
key: GLWESwitchingKeyPrepared::alloc_with(module, base2k, k, rank, rank, dnum, dsize),
p: 0,
}
module.automorphism_key_prepared_alloc(base2k, k, rank, dnum, dsize)
}
pub fn alloc_bytes<A>(module: &Module<B>, infos: &A) -> usize
where
A: GGLWEInfos,
Module<B>: VmpPMatAllocBytes,
Module<B>: AutomorphismKeyPreparedAllocBytesFromInfos<B>,
{
assert_eq!(
infos.rank_in(),
infos.rank_out(),
"rank_in != rank_out is not supported for GGLWEAutomorphismKeyPrepared"
);
GLWESwitchingKeyPrepared::alloc_bytes(module, infos)
module.automorphism_key_prepared_alloc_bytes_from_infos(infos)
}
pub fn alloc_bytes_with(module: &Module<B>, base2k: Base2K, k: TorusPrecision, rank: Rank, dnum: Dnum, dsize: Dsize) -> usize
where
Module<B>: VmpPMatAllocBytes,
Module<B>: AutomorphismKeyPreparedAllocBytes<B>,
{
GLWESwitchingKeyPrepared::alloc_bytes_with(module, base2k, k, rank, rank, dnum, dsize)
module.automorphism_key_prepared_alloc_bytes(base2k, k, rank, dnum, dsize)
}
}
pub trait AutomorphismKeyPrepareTmpBytes {
fn automorphism_key_prepare_tmp_bytes<A>(&self, infos: &A)
fn automorphism_key_prepare_tmp_bytes<A>(&self, infos: &A) -> usize
where
A: GGLWEInfos;
}
@@ -132,7 +225,7 @@ impl<B: Backend> AutomorphismKeyPrepareTmpBytes for Module<B>
where
Module<B>: GLWESwitchingKeyPrepareTmpBytes,
{
fn automorphism_key_prepare_tmp_bytes<A>(&self, infos: &A)
fn automorphism_key_prepare_tmp_bytes<A>(&self, infos: &A) -> usize
where
A: GGLWEInfos,
{
@@ -145,45 +238,28 @@ impl<D: DataRef, B: Backend> AutomorphismKeyPrepared<D, B> {
where
Module<B>: AutomorphismKeyPrepareTmpBytes,
{
module.automorphism_key_prepare_tmp_bytes(self);
module.automorphism_key_prepare_tmp_bytes(self)
}
}
pub trait AutomorphismKeyPrepare<B: Backend> {
fn automorphism_key_prepare<R, O>(&self, res: &R, other: &O, scratch: &Scratch<B>)
fn automorphism_key_prepare<R, O>(&self, res: &mut R, other: &O, scratch: &mut Scratch<B>)
where
R: AutomorphismKeyPreparedToMut<B>,
O: AutomorphismKeyToRef;
R: AutomorphismKeyPreparedToMut<B> + SetAutomorphismGaloisElement,
O: AutomorphismKeyToRef + GetAutomorphismGaloisElement;
}
impl<B: Backend> AutomorphismKeyPrepare<B> for Module<B> {
fn automorphism_key_prepare<R, O>(&self, res: &R, other: &O, scratch: &Scratch<B>)
where
R: AutomorphismKeyPreparedToMut<B>,
O: AutomorphismKeyToRef,
{
self.key.prepare(self, &other.to_ref().key, scratch);
self.p = other.p;
}
}
pub trait AutomorphismKeyPrepareAlloc<B: Backend> {
fn automorphism_key_prepare_alloc<O>(&self, other: &O, scratch: &mut Scratch<B>) -> AutomorphismKeyPrepared<Vec<u8>, B>
where
O: AutomorphismKeyToRef;
}
impl<B: Backend> AutomorphismKeyPrepareAlloc<B> for Module<B>
impl<B: Backend> AutomorphismKeyPrepare<B> for Module<B>
where
Module<B>: VmpPMatAlloc<B> + VmpPrepare<B>,
Module<B>: GLWESwitchingKeyPrepare<B>,
{
fn automorphism_key_prepare_alloc<O>(&self, other: &O, scratch: &mut Scratch<B>) -> AutomorphismKeyPrepared<Vec<u8>, B>
fn automorphism_key_prepare<R, O>(&self, res: &mut R, other: &O, scratch: &mut Scratch<B>)
where
O: AutomorphismKeyToRef,
R: AutomorphismKeyPreparedToMut<B> + SetAutomorphismGaloisElement,
O: AutomorphismKeyToRef + GetAutomorphismGaloisElement,
{
let mut atk_prepared: AutomorphismKeyPrepared<Vec<u8>, B> = AutomorphismKeyPrepared::alloc(self, &other.to_ref());
atk_prepared.prepare(self, &other.to_ref(), scratch);
atk_prepared
self.glwe_switching_prepare(&mut res.to_mut().key, &other.to_ref().key, scratch);
res.set_p(other.p());
}
}