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

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This commit is contained in:
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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39
poulpy-core/src/glwe_packer.rs
View File

@@ -132,17 +132,21 @@ impl GLWEPacker {
}
/// Flush result to`res`.
pub fn flush<R, M, BE: Backend>(&mut self, module: &M, res: &mut R)
pub fn flush<R, M, BE: Backend>(&mut self, module: &M, res: &mut R, scratch: &mut Scratch<BE>)
where
R: GLWEToMut,
R: GLWEToMut + GLWEInfos,
M: GLWEPackerOps<BE>,
Scratch<BE>: ScratchTakeCore<BE>,
{
assert!(self.counter as u32 == self.accumulators[0].data.n());
// Copy result GLWE into res GLWE
module.glwe_copy(
res,
&self.accumulators[module.log_n() - self.log_batch - 1].data,
);
let out: &GLWE<Vec<u8>> = &self.accumulators[module.log_n() - self.log_batch - 1].data;
if out.base2k() == res.base2k() {
module.glwe_copy(res, out)
} else {
module.glwe_normalize(res, out, scratch);
}
self.reset();
}
@@ -244,7 +248,11 @@ fn pack_core<A, K, H, M, BE: Backend>(
// No previous value -> copies and sets flags accordingly
if let Some(a_ref) = a {
module.glwe_copy(&mut acc_mut_ref.data, a_ref);
if a_ref.base2k() == acc_mut_ref.data.base2k() {
module.glwe_copy(&mut acc_mut_ref.data, a_ref);
} else {
module.glwe_normalize(&mut acc_mut_ref.data, a_ref, scratch);
}
acc_mut_ref.value = true
} else {
acc_mut_ref.value = false
@@ -331,30 +339,29 @@ fn combine<B, K, H, M, BE: Backend>(
// since 2*(I(X) * Q/2) = I(X) * Q = 0 mod Q.
if acc.value {
if let Some(b) = b {
let (mut tmp_b, scratch_1) = scratch.take_glwe(a);
let (mut tmp, scratch_1) = scratch.take_glwe(a);
// a = a * X^-t
module.glwe_rotate_inplace(-t, a, scratch_1);
// tmp_b = a * X^-t - b
module.glwe_sub(&mut tmp_b, a, b);
module.glwe_rsh(1, &mut tmp_b, scratch_1);
module.glwe_sub(&mut tmp, a, b);
module.glwe_rsh(1, &mut tmp, scratch_1);
// a = a * X^-t + b
module.glwe_add_inplace(a, b);
module.glwe_rsh(1, a, scratch_1);
module.glwe_normalize_inplace(&mut tmp_b, scratch_1);
module.glwe_rsh(1, a, scratch_1);
module.glwe_normalize_inplace(&mut tmp, scratch_1);
// tmp_b = phi(a * X^-t - b)
if let Some(auto_key) = auto_keys.get_automorphism_key(gal_el) {
module.glwe_automorphism_inplace(&mut tmp_b, auto_key, scratch_1);
module.glwe_automorphism_inplace(&mut tmp, auto_key, scratch_1);
} else {
panic!("auto_key[{gal_el}] not found");
}
// a = a * X^-t + b - phi(a * X^-t - b)
module.glwe_sub_inplace(a, &tmp_b);
module.glwe_sub_inplace(a, &tmp);
module.glwe_normalize_inplace(a, scratch_1);
// a = a + b * X^t - phi(a * X^-t - b) * X^t

25
poulpy-core/src/glwe_packing.rs
View File

@@ -7,9 +7,16 @@ use poulpy_hal::{
use crate::{
GLWEAdd, GLWEAutomorphism, GLWECopy, GLWENormalize, GLWERotate, GLWEShift, GLWESub, GLWETrace, ScratchTakeCore,
layouts::{GGLWEInfos, GGLWEPreparedToRef, GLWEAutomorphismKeyHelper, GLWEInfos, GLWEToMut, GetGaloisElement},
layouts::{GGLWEInfos, GGLWEPreparedToRef, GLWE, GLWEAutomorphismKeyHelper, GLWEInfos, GLWEToMut, GetGaloisElement},
};
pub trait GLWEPacking<BE: Backend> {
fn glwe_pack_galois_elements(&self) -> Vec<i64>;
fn glwe_pack_tmp_bytes<R, K>(&self, res: &R, key: &K) -> usize
where
R: GLWEInfos,
K: GGLWEInfos;
/// Packs [x_0: GLWE(m_0), x_1: GLWE(m_1), ..., x_i: GLWE(m_i)]
/// to [0: GLWE(m_0 * X^x_0 + m_1 * X^x_1 + ... + m_i * X^x_i)]
fn glwe_pack<R, A, K, H>(
@@ -40,6 +47,22 @@ where
+ GLWETrace<BE>,
Scratch<BE>: ScratchTakeCore<BE>,
{
fn glwe_pack_galois_elements(&self) -> Vec<i64> {
self.glwe_trace_galois_elements()
}
fn glwe_pack_tmp_bytes<R, K>(&self, res: &R, key: &K) -> usize
where
R: GLWEInfos,
K: GGLWEInfos,
{
self.glwe_rotate_tmp_bytes()
.max(self.glwe_rsh_tmp_byte())
.max(self.glwe_normalize_tmp_bytes())
.max(self.glwe_automorphism_tmp_bytes(res, res, key))
+ GLWE::bytes_of_from_infos(res)
}
/// Packs [x_0: GLWE(m_0), x_1: GLWE(m_1), ..., x_i: GLWE(m_i)]
/// to [0: GLWE(m_0 * X^x_0 + m_1 * X^x_1 + ... + m_i * X^x_i)]
fn glwe_pack<R, A, K, H>(

78
poulpy-core/src/glwe_trace.rs
View File

@@ -1,10 +1,10 @@
use poulpy_hal::{
api::{ModuleLogN, VecZnxNormalize, VecZnxNormalizeTmpBytes},
api::{ModuleLogN, VecZnxNormalizeTmpBytes},
layouts::{Backend, CyclotomicOrder, DataMut, GaloisElement, Module, Scratch, VecZnx, galois_element},
};
use crate::{
GLWEAutomorphism, GLWECopy, GLWEShift, ScratchTakeCore,
GLWEAutomorphism, GLWECopy, GLWENormalize, GLWEShift, ScratchTakeCore,
layouts::{
GGLWEInfos, GGLWELayout, GGLWEPreparedToRef, GLWE, GLWEAutomorphismKeyHelper, GLWEInfos, GLWELayout, GLWEToMut,
GLWEToRef, GetGaloisElement, LWEInfos,
@@ -75,7 +75,7 @@ where
+ GLWECopy
+ CyclotomicOrder
+ VecZnxNormalizeTmpBytes
+ VecZnxNormalize<BE>,
+ GLWENormalize<BE>,
Scratch<BE>: ScratchTakeCore<BE>,
{
fn glwe_trace_galois_elements(&self) -> Vec<i64> {
@@ -114,15 +114,28 @@ where
K: GGLWEPreparedToRef<BE> + GetGaloisElement + GGLWEInfos,
H: GLWEAutomorphismKeyHelper<K, BE>,
{
let (mut tmp, scratch_1) = if a.k() > res.k() {
scratch.take_glwe(a)
} else {
scratch.take_glwe(res)
};
let atk_layout: &GGLWELayout = &keys.automorphism_key_infos();
let (mut tmp, scratch_1) = scratch.take_glwe(&GLWELayout {
n: res.n(),
base2k: atk_layout.base2k(),
k: a.k().max(res.k()),
rank: res.rank(),
});
if a.base2k() == atk_layout.base2k() {
self.glwe_copy(&mut tmp, a);
} else {
self.glwe_normalize(&mut tmp, a, scratch_1);
}
self.glwe_copy(&mut tmp, a);
self.glwe_trace_inplace(&mut tmp, skip, keys, scratch_1);
self.glwe_copy(res, &tmp);
if res.base2k() == atk_layout.base2k() {
self.glwe_copy(res, &tmp);
} else {
self.glwe_normalize(res, &tmp, scratch_1);
}
}
fn glwe_trace_inplace<R, K, H>(&self, res: &mut R, skip: usize, keys: &H, scratch: &mut Scratch<BE>)
@@ -143,52 +156,15 @@ where
assert_eq!(ksk_infos.rank_out(), res.rank());
if res.base2k() != ksk_infos.base2k() {
let (mut self_conv, scratch_1) = scratch.take_glwe(&GLWELayout {
let (mut res_conv, scratch_1) = scratch.take_glwe(&GLWELayout {
n: self.n().into(),
base2k: ksk_infos.base2k(),
k: res.k(),
rank: res.rank(),
});
for j in 0..(res.rank() + 1).into() {
self.vec_znx_normalize(
ksk_infos.base2k().into(),
&mut self_conv.data,
j,
res.base2k().into(),
res.data(),
j,
scratch_1,
);
}
for i in skip..log_n {
self.glwe_rsh(1, &mut self_conv, scratch_1);
let p: i64 = if i == 0 {
-1
} else {
self.galois_element(1 << (i - 1))
};
if let Some(key) = keys.get_automorphism_key(p) {
self.glwe_automorphism_add_inplace(&mut self_conv, key, scratch_1);
} else {
panic!("keys[{p}] is empty")
}
}
for j in 0..(res.rank() + 1).into() {
self.vec_znx_normalize(
res.base2k().into(),
res.data_mut(),
j,
ksk_infos.base2k().into(),
&self_conv.data,
j,
scratch_1,
);
}
self.glwe_normalize(&mut res_conv, res, scratch_1);
self.glwe_trace_inplace(&mut res_conv, skip, keys, scratch_1);
self.glwe_normalize(res, &res_conv, scratch_1);
} else {
for i in skip..log_n {
self.glwe_rsh(1, res, scratch);

103
poulpy-core/src/noise/gglwe.rs
View File

@@ -1,74 +1,91 @@
use poulpy_hal::{
api::{ScratchAvailable, ScratchOwnedAlloc, ScratchOwnedBorrow, ScratchTakeBasic, VecZnxFillUniform, VecZnxSubScalarInplace},
layouts::{Backend, DataRef, Module, ScalarZnxToRef, Scratch, ScratchOwned, ZnxZero},
api::VecZnxAddScalarInplace,
layouts::{Backend, DataRef, Module, ScalarZnxToRef, Scratch, Stats, ZnxInfos, ZnxZero},
};
use crate::decryption::GLWEDecrypt;
use crate::layouts::{GGLWE, GGLWEInfos, GGLWEToRef, GLWEPlaintext, LWEInfos, prepared::GLWESecretPreparedToRef};
use crate::{
GLWENoise,
layouts::{GGLWE, GGLWEInfos, GGLWEToRef, prepared::GLWESecretPreparedToRef},
};
use crate::{ScratchTakeCore, layouts::GLWEPlaintext};
impl<D: DataRef> GGLWE<D> {
pub fn assert_noise<M, S, P, BE: Backend>(&self, module: &M, sk_prepared: &S, pt_want: &P, max_noise: f64)
pub fn noise<M, S, P, BE: Backend>(
&self,
module: &M,
row: usize,
col: usize,
pt_want: &P,
sk_prepared: &S,
scratch: &mut Scratch<BE>,
) -> Stats
where
S: GLWESecretPreparedToRef<BE>,
P: ScalarZnxToRef,
M: GGLWENoise<BE>,
Scratch<BE>: ScratchTakeBasic,
{
module.gglwe_assert_noise(self, sk_prepared, pt_want, max_noise);
module.gglwe_noise(self, row, col, pt_want, sk_prepared, scratch)
}
}
pub trait GGLWENoise<BE: Backend> {
fn gglwe_assert_noise<R, S, P>(&self, res: &R, sk_prepared: &S, pt_want: &P, max_noise: f64)
fn gglwe_noise_tmp_bytes<A>(&self, infos: &A) -> usize
where
A: GGLWEInfos;
fn gglwe_noise<R, S, P>(
&self,
res: &R,
res_row: usize,
res_col: usize,
pt_want: &P,
sk_prepared: &S,
scratch: &mut Scratch<BE>,
) -> Stats
where
R: GGLWEToRef,
S: GLWESecretPreparedToRef<BE>,
P: ScalarZnxToRef,
Scratch<BE>: ScratchTakeBasic;
P: ScalarZnxToRef;
}
impl<BE: Backend> GGLWENoise<BE> for Module<BE>
where
Module<BE>: GLWEDecrypt<BE> + VecZnxFillUniform + VecZnxSubScalarInplace,
ScratchOwned<BE>: ScratchOwnedAlloc<BE> + ScratchOwnedBorrow<BE>,
Scratch<BE>: ScratchAvailable + ScratchTakeBasic,
Module<BE>: VecZnxAddScalarInplace + GLWENoise<BE>,
Scratch<BE>: ScratchTakeCore<BE>,
{
fn gglwe_assert_noise<R, S, P>(&self, res: &R, sk_prepared: &S, pt_want: &P, max_noise: f64)
fn gglwe_noise_tmp_bytes<A>(&self, infos: &A) -> usize
where
A: GGLWEInfos,
{
GLWEPlaintext::bytes_of_from_infos(infos) + self.glwe_noise_tmp_bytes(infos)
}
fn gglwe_noise<R, S, P>(
&self,
res: &R,
res_row: usize,
res_col: usize,
pt_want: &P,
sk_prepared: &S,
scratch: &mut Scratch<BE>,
) -> Stats
where
R: GGLWEToRef,
S: GLWESecretPreparedToRef<BE>,
P: ScalarZnxToRef,
ScratchOwned<BE>: ScratchOwnedAlloc<BE> + ScratchOwnedBorrow<BE>,
Scratch<BE>: ScratchAvailable + ScratchTakeBasic,
{
let res: &GGLWE<&[u8]> = &res.to_ref();
let dsize: usize = res.dsize().into();
let base2k: usize = res.base2k().into();
let mut scratch: ScratchOwned<BE> = ScratchOwned::alloc(self.glwe_decrypt_tmp_bytes(res));
let mut pt: GLWEPlaintext<Vec<u8>> = GLWEPlaintext::alloc_from_infos(res);
(0..res.rank_in().into()).for_each(|col_i| {
(0..res.dnum().into()).for_each(|row_i| {
self.glwe_decrypt(
&res.at(row_i, col_i),
&mut pt,
sk_prepared,
scratch.borrow(),
);
self.vec_znx_sub_scalar_inplace(&mut pt.data, 0, (dsize - 1) + row_i * dsize, pt_want, col_i);
let noise_have: f64 = pt.data.stats(base2k, 0).std().log2();
assert!(
noise_have <= max_noise,
"noise_have: {noise_have} > max_noise: {max_noise}"
);
pt.data.zero();
});
});
let (mut pt, scratch_1) = scratch.take_glwe_plaintext(res);
pt.data_mut().zero();
println!("col: {res_col} {}", pt_want.to_ref().cols());
self.vec_znx_add_scalar_inplace(
&mut pt.data,
0,
(dsize - 1) + res_row * dsize,
pt_want,
res_col,
);
self.glwe_noise(&res.at(res_row, res_col), &pt, sk_prepared, scratch_1)
}
}

192
poulpy-core/src/noise/ggsw.rs
View File

@@ -1,45 +1,49 @@
use poulpy_hal::{
api::{
ScratchOwnedAlloc, ScratchOwnedBorrow, ScratchTakeBasic, SvpApplyDftToDftInplace, VecZnxAddScalarInplace, VecZnxBigAlloc,
VecZnxBigNormalize, VecZnxDftAlloc, VecZnxDftApply, VecZnxIdftApplyTmpA, VecZnxNormalizeTmpBytes, VecZnxSubInplace,
ScratchTakeBasic, SvpApplyDftToDftInplace, VecZnxAddScalarInplace, VecZnxBigNormalize, VecZnxBigNormalizeTmpBytes,
VecZnxDftApply, VecZnxDftBytesOf, VecZnxIdftApplyConsume,
},
layouts::{Backend, DataRef, Module, ScalarZnxToRef, Scratch, ScratchOwned, VecZnxBig, VecZnxDft, ZnxZero},
layouts::{Backend, DataRef, Module, ScalarZnxToRef, Scratch, Stats, ZnxZero},
};
use crate::decryption::GLWEDecrypt;
use crate::layouts::prepared::GLWESecretPreparedToRef;
use crate::layouts::{GGSW, GGSWInfos, GGSWToRef, GLWEInfos, GLWEPlaintext, LWEInfos, prepared::GLWESecretPrepared};
use crate::layouts::{GGSW, GGSWInfos, GGSWToRef, LWEInfos, prepared::GLWESecretPrepared};
use crate::{GLWENoise, layouts::prepared::GLWESecretPreparedToRef};
use crate::{ScratchTakeCore, layouts::GLWEPlaintext};
impl<D: DataRef> GGSW<D> {
pub fn assert_noise<M, BE: Backend, P, S, F>(&self, module: &M, sk_prepared: &S, pt_want: &P, max_noise: &F)
pub fn noise<M, BE: Backend, P, S>(
&self,
module: &M,
row: usize,
col: usize,
pt_want: &P,
sk_prepared: &S,
scratch: &mut Scratch<BE>,
) -> Stats
where
S: GLWESecretPreparedToRef<BE>,
P: ScalarZnxToRef,
M: GGSWNoise<BE>,
F: Fn(usize) -> f64,
Scratch<BE>: ScratchTakeCore<BE>,
{
module.ggsw_assert_noise(self, sk_prepared, pt_want, max_noise);
}
pub fn print_noise<M, BE: Backend, P, S>(&self, module: &M, sk_prepared: &S, pt_want: &P)
where
S: GLWESecretPreparedToRef<BE>,
P: ScalarZnxToRef,
M: GGSWNoise<BE>,
{
module.ggsw_print_noise(self, sk_prepared, pt_want);
module.ggsw_noise(self, row, col, pt_want, sk_prepared, scratch)
}
}
pub trait GGSWNoise<BE: Backend> {
fn ggsw_assert_noise<R, S, P, F>(&self, res: &R, sk_prepared: &S, pt_want: &P, max_noise: &F)
fn ggsw_noise_tmp_bytes<A>(&self, infos: &A) -> usize
where
R: GGSWToRef,
S: GLWESecretPreparedToRef<BE>,
P: ScalarZnxToRef,
F: Fn(usize) -> f64;
A: GGSWInfos;
fn ggsw_print_noise<R, S, P>(&self, res: &R, sk_prepared: &S, pt_want: &P)
fn ggsw_noise<R, S, P>(
&self,
res: &R,
res_row: usize,
res_col: usize,
pt_want: &P,
sk_prepared: &S,
scratch: &mut Scratch<BE>,
) -> Stats
where
R: GGSWToRef,
S: GLWESecretPreparedToRef<BE>,
@@ -48,79 +52,39 @@ pub trait GGSWNoise<BE: Backend> {
impl<BE: Backend> GGSWNoise<BE> for Module<BE>
where
Module<BE>: GLWEDecrypt<BE>
+ VecZnxDftAlloc<BE>
+ VecZnxBigAlloc<BE>
+ VecZnxAddScalarInplace
+ VecZnxIdftApplyTmpA<BE>
+ VecZnxSubInplace,
Scratch<BE>: ScratchTakeBasic,
ScratchOwned<BE>: ScratchOwnedBorrow<BE> + ScratchOwnedAlloc<BE>,
Module<BE>: VecZnxAddScalarInplace
+ VecZnxDftApply<BE>
+ SvpApplyDftToDftInplace<BE>
+ VecZnxIdftApplyConsume<BE>
+ VecZnxDftBytesOf
+ VecZnxBigNormalize<BE>
+ VecZnxBigNormalizeTmpBytes
+ GLWENoise<BE>,
Scratch<BE>: ScratchTakeCore<BE>,
{
fn ggsw_assert_noise<R, S, P, F>(&self, res: &R, sk_prepared: &S, pt_want: &P, max_noise: &F)
fn ggsw_noise_tmp_bytes<A>(&self, infos: &A) -> usize
where
R: GGSWToRef,
S: GLWESecretPreparedToRef<BE>,
P: ScalarZnxToRef,
F: Fn(usize) -> f64,
A: GGSWInfos,
{
let res: &GGSW<&[u8]> = &res.to_ref();
let sk_prepared: &GLWESecretPrepared<&[u8], BE> = &sk_prepared.to_ref();
let base2k: usize = res.base2k().into();
let dsize: usize = res.dsize().into();
let mut pt: GLWEPlaintext<Vec<u8>> = GLWEPlaintext::alloc_from_infos(res);
let mut pt_have: GLWEPlaintext<Vec<u8>> = GLWEPlaintext::alloc_from_infos(res);
let mut pt_dft: VecZnxDft<Vec<u8>, BE> = self.vec_znx_dft_alloc(1, res.size());
let mut pt_big: VecZnxBig<Vec<u8>, BE> = self.vec_znx_big_alloc(1, res.size());
let mut scratch: ScratchOwned<BE> =
ScratchOwned::alloc(self.glwe_decrypt_tmp_bytes(res) | self.vec_znx_normalize_tmp_bytes());
(0..(res.rank() + 1).into()).for_each(|col_j| {
(0..res.dnum().into()).for_each(|row_i| {
self.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 {
self.vec_znx_dft_apply(1, 0, &mut pt_dft, 0, &pt.data, 0);
self.svp_apply_dft_to_dft_inplace(&mut pt_dft, 0, &sk_prepared.data, col_j - 1);
self.vec_znx_idft_apply_tmpa(&mut pt_big, 0, &mut pt_dft, 0);
self.vec_znx_big_normalize(
base2k,
&mut pt.data,
0,
base2k,
&pt_big,
0,
scratch.borrow(),
);
}
self.glwe_decrypt(
&res.at(row_i, col_j),
&mut pt_have,
sk_prepared,
scratch.borrow(),
);
self.vec_znx_sub_inplace(&mut pt_have.data, 0, &pt.data, 0);
let std_pt: f64 = pt_have.data.stats(base2k, 0).std().log2();
let noise: f64 = max_noise(col_j);
assert!(std_pt <= noise, "{std_pt} > {noise}");
pt.data.zero();
});
});
GLWEPlaintext::bytes_of_from_infos(infos)
+ (self.bytes_of_vec_znx_dft(1, infos.size()) + self.vec_znx_big_normalize_tmp_bytes())
.max(self.glwe_noise_tmp_bytes(infos))
}
fn ggsw_print_noise<R, S, P>(&self, res: &R, sk_prepared: &S, pt_want: &P)
fn ggsw_noise<R, S, P>(
&self,
res: &R,
res_row: usize,
res_col: usize,
pt_want: &P,
sk_prepared: &S,
scratch: &mut Scratch<BE>,
) -> Stats
where
R: GGSWToRef,
S: GLWESecretPreparedToRef<BE>,
P: ScalarZnxToRef,
Scratch<BE>: ScratchTakeCore<BE>,
{
let res: &GGSW<&[u8]> = &res.to_ref();
let sk_prepared: &GLWESecretPrepared<&[u8], BE> = &sk_prepared.to_ref();
@@ -128,47 +92,19 @@ where
let base2k: usize = res.base2k().into();
let dsize: usize = res.dsize().into();
let mut pt: GLWEPlaintext<Vec<u8>> = GLWEPlaintext::alloc_from_infos(res);
let mut pt_have: GLWEPlaintext<Vec<u8>> = GLWEPlaintext::alloc_from_infos(res);
let mut pt_dft: VecZnxDft<Vec<u8>, BE> = self.vec_znx_dft_alloc(1, res.size());
let mut pt_big: VecZnxBig<Vec<u8>, BE> = self.vec_znx_big_alloc(1, res.size());
let (mut pt, scratch_1) = scratch.take_glwe_plaintext(res);
pt.data_mut().zero();
self.vec_znx_add_scalar_inplace(&mut pt.data, 0, (dsize - 1) + res_row * dsize, pt_want, 0);
let mut scratch: ScratchOwned<BE> =
ScratchOwned::alloc(self.glwe_decrypt_tmp_bytes(res) | self.vec_znx_normalize_tmp_bytes());
for col_j in 0..(res.rank() + 1).into() {
for row_i in 0..res.dnum().into() {
self.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 {
self.vec_znx_dft_apply(1, 0, &mut pt_dft, 0, &pt.data, 0);
self.svp_apply_dft_to_dft_inplace(&mut pt_dft, 0, &sk_prepared.data, col_j - 1);
self.vec_znx_idft_apply_tmpa(&mut pt_big, 0, &mut pt_dft, 0);
self.vec_znx_big_normalize(
base2k,
&mut pt.data,
0,
base2k,
&pt_big,
0,
scratch.borrow(),
);
}
self.glwe_decrypt(
&res.at(row_i, col_j),
&mut pt_have,
sk_prepared,
scratch.borrow(),
);
self.vec_znx_sub_inplace(&mut pt_have.data, 0, &pt.data, 0);
let std_pt: f64 = pt_have.data.stats(base2k, 0).std().log2();
println!("col: {col_j} row: {row_i}: {std_pt}");
pt.data.zero();
}
// mul with sk[col_j-1]
if res_col > 0 {
let (mut pt_dft, scratch_2) = scratch_1.take_vec_znx_dft(self, 1, res.size());
self.vec_znx_dft_apply(1, 0, &mut pt_dft, 0, &pt.data, 0);
self.svp_apply_dft_to_dft_inplace(&mut pt_dft, 0, &sk_prepared.data, res_col - 1);
let pt_big = self.vec_znx_idft_apply_consume(pt_dft);
self.vec_znx_big_normalize(base2k, &mut pt.data, 0, base2k, &pt_big, 0, scratch_2);
}
self.glwe_noise(&res.at(res_row, res_col), &pt, sk_prepared, scratch_1)
}
}

80
poulpy-core/src/noise/glwe.rs
View File

@@ -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)
}
}

6
poulpy-core/src/tests/mod.rs
View File

@@ -30,7 +30,8 @@ glwe_external_product => crate::tests::test_suite::external_product::test_glwe_e
glwe_external_product_inplace => crate::tests::test_suite::external_product::test_glwe_external_product_inplace,
// GLWE Trace
glwe_trace_inplace => crate::tests::test_suite::test_glwe_trace_inplace,
glwe_packing => crate::tests::test_suite::test_glwe_packer,
glwe_packing => crate::tests::test_suite::test_glwe_packing,
glwe_packer => crate::tests::test_suite::test_glwe_packer,
// GGLWE Encryption
gglwe_switching_key_encrypt_sk => crate::tests::test_suite::encryption::test_gglwe_switching_key_encrypt_sk,
gglwe_switching_key_compressed_encrypt_sk => crate::tests::test_suite::encryption::test_gglwe_switching_key_compressed_encrypt_sk,
@@ -92,7 +93,8 @@ glwe_external_product => crate::tests::test_suite::external_product::test_glwe_e
glwe_external_product_inplace => crate::tests::test_suite::external_product::test_glwe_external_product_inplace,
// GLWE Trace
glwe_trace_inplace => crate::tests::test_suite::test_glwe_trace_inplace,
glwe_packing => crate::tests::test_suite::test_glwe_packer,
glwe_packing => crate::tests::test_suite::test_glwe_packing,
glwe_packer => crate::tests::test_suite::test_glwe_packer,
// GGLWE Encryption
gglwe_switching_key_encrypt_sk => crate::tests::test_suite::encryption::test_gglwe_switching_key_encrypt_sk,
gglwe_switching_key_compressed_encrypt_sk => crate::tests::test_suite::encryption::test_gglwe_switching_key_compressed_encrypt_sk,

121
poulpy-core/src/tests/test_suite/automorphism/gglwe_atk.rs
View File

@@ -5,11 +5,11 @@ use poulpy_hal::{
};
use crate::{
GLWEAutomorphismKeyAutomorphism, GLWEAutomorphismKeyEncryptSk, GLWEDecrypt, ScratchTakeCore,
GGLWENoise, GLWEAutomorphismKeyAutomorphism, GLWEAutomorphismKeyEncryptSk, ScratchTakeCore,
encryption::SIGMA,
layouts::{
GGLWEInfos, GLWEAutomorphismKey, GLWEAutomorphismKeyLayout, GLWEAutomorphismKeyPreparedFactory, GLWEPlaintext,
GLWESecret, GLWESecretPreparedFactory, LWEInfos,
GGLWEInfos, GLWEAutomorphismKey, GLWEAutomorphismKeyLayout, GLWEAutomorphismKeyPreparedFactory, GLWEInfos, GLWESecret,
GLWESecretPreparedFactory,
prepared::{GLWEAutomorphismKeyPrepared, GLWESecretPrepared},
},
var_noise_gglwe_product_v2,
@@ -25,7 +25,7 @@ where
+ GaloisElement
+ VecZnxSubScalarInplace
+ GLWESecretPreparedFactory<BE>
+ GLWEDecrypt<BE>,
+ GGLWENoise<BE>,
ScratchOwned<BE>: ScratchOwnedAlloc<BE> + ScratchOwnedBorrow<BE>,
Scratch<BE>: ScratchAvailable + ScratchTakeCore<BE>,
{
@@ -132,8 +132,6 @@ where
scratch.borrow(),
);
let mut pt_out: GLWEPlaintext<Vec<u8>> = GLWEPlaintext::alloc_from_infos(&auto_key_out_infos);
let mut sk_auto: GLWESecret<Vec<u8>> = GLWESecret::alloc_from_infos(&auto_key_out_infos);
sk_auto.fill_zero(); // Necessary to avoid panic of unfilled sk
for i in 0..rank {
@@ -149,40 +147,33 @@ where
let mut sk_auto_dft: GLWESecretPrepared<Vec<u8>, BE> = GLWESecretPrepared::alloc_from_infos(module, &sk_auto);
sk_auto_dft.prepare(module, &sk_auto);
for col_i in 0..auto_key_out.rank_in().into() {
for row_i in 0..auto_key_out.dnum().into() {
auto_key_out
.at(row_i, col_i)
.decrypt(module, &mut pt_out, &sk_auto_dft, scratch.borrow());
let max_noise: f64 = var_noise_gglwe_product_v2(
module.n() as f64,
k_ksk,
dnum_ksk,
dsize,
base2k_key,
0.5,
0.5,
0f64,
SIGMA * SIGMA,
0f64,
rank as f64,
)
.sqrt()
.log2();
module.vec_znx_sub_scalar_inplace(
&mut pt_out.data,
0,
(dsize_in - 1) + row_i * dsize_in,
&sk.data,
col_i,
);
let noise_have: f64 = pt_out.data.stats(pt_out.base2k().into(), 0).std().log2();
let max_noise: f64 = var_noise_gglwe_product_v2(
module.n() as f64,
k_ksk,
dnum_ksk,
dsize,
base2k_key,
0.5,
0.5,
0f64,
SIGMA * SIGMA,
0f64,
rank as f64,
)
.sqrt()
.log2();
for row in 0..auto_key_out.dnum().as_usize() {
for col in 0..auto_key_out.rank().as_usize() {
let noise_have = auto_key_out
.key
.noise(module, row, col, &sk.data, &sk_auto_dft, scratch.borrow())
.std()
.log2();
assert!(
noise_have < max_noise + 0.5,
"{noise_have} {}",
"{noise_have} > {}",
max_noise + 0.5
);
}
@@ -201,7 +192,7 @@ where
+ GaloisElement
+ VecZnxSubScalarInplace
+ GLWESecretPreparedFactory<BE>
+ GLWEDecrypt<BE>,
+ GGLWENoise<BE>,
ScratchOwned<BE>: ScratchOwnedAlloc<BE> + ScratchOwnedBorrow<BE>,
Scratch<BE>: ScratchAvailable + ScratchTakeCore<BE>,
{
@@ -284,8 +275,6 @@ where
// gglwe_{s1}(s0) (x) gglwe_{s2}(s1) = gglwe_{s2}(s0)
auto_key.automorphism_inplace(module, &auto_key_apply_prepared, scratch.borrow());
let mut pt: GLWEPlaintext<Vec<u8>> = GLWEPlaintext::alloc_from_infos(&auto_key);
let mut sk_auto: GLWESecret<Vec<u8>> = GLWESecret::alloc_from_infos(&auto_key);
sk_auto.fill_zero(); // Necessary to avoid panic of unfilled sk
@@ -302,43 +291,37 @@ where
let mut sk_auto_dft: GLWESecretPrepared<Vec<u8>, BE> = GLWESecretPrepared::alloc_from_infos(module, &sk_auto);
sk_auto_dft.prepare(module, &sk_auto);
(0..auto_key.rank_in().into()).for_each(|col_i| {
(0..auto_key.dnum().into()).for_each(|row_i| {
auto_key
.at(row_i, col_i)
.decrypt(module, &mut pt, &sk_auto_dft, scratch.borrow());
module.vec_znx_sub_scalar_inplace(
&mut pt.data,
0,
(dsize_in - 1) + row_i * dsize_in,
&sk.data,
col_i,
);
let max_noise: f64 = var_noise_gglwe_product_v2(
module.n() as f64,
k_ksk,
dnum_ksk,
dsize,
base2k_key,
0.5,
0.5,
0f64,
SIGMA * SIGMA,
0f64,
rank as f64,
)
.sqrt()
.log2();
let noise_have: f64 = pt.data.stats(pt.base2k().into(), 0).std().log2();
let max_noise: f64 = var_noise_gglwe_product_v2(
module.n() as f64,
k_ksk,
dnum_ksk,
dsize,
base2k_key,
0.5,
0.5,
0f64,
SIGMA * SIGMA,
0f64,
rank as f64,
)
.sqrt()
.log2();
for row in 0..auto_key.dnum().as_usize() {
for col in 0..auto_key.rank().as_usize() {
let noise_have = auto_key
.key
.noise(module, row, col, &sk.data, &sk_auto_dft, scratch.borrow())
.std()
.log2();
assert!(
noise_have < max_noise + 0.5,
"{noise_have} {}",
max_noise + 0.5
);
});
});
}
}
}
}
}

32
poulpy-core/src/tests/test_suite/automorphism/ggsw_ct.rs
View File

@@ -8,8 +8,8 @@ use crate::{
GGLWEToGGSWKeyEncryptSk, GGSWAutomorphism, GGSWEncryptSk, GGSWNoise, GLWEAutomorphismKeyEncryptSk, ScratchTakeCore,
encryption::SIGMA,
layouts::{
GGLWEToGGSWKey, GGLWEToGGSWKeyLayout, GGLWEToGGSWKeyPreparedFactory, GGSW, GGSWLayout, GLWEAutomorphismKey,
GLWEAutomorphismKeyPreparedFactory, GLWESecret, GLWESecretPreparedFactory,
GGLWEToGGSWKey, GGLWEToGGSWKeyLayout, GGLWEToGGSWKeyPreparedFactory, GGSW, GGSWInfos, GGSWLayout, GLWEAutomorphismKey,
GLWEAutomorphismKeyPreparedFactory, GLWEInfos, GLWESecret, GLWESecretPreparedFactory,
prepared::{GGLWEToGGSWKeyPrepared, GLWEAutomorphismKeyPrepared, GLWESecretPrepared},
},
noise::noise_ggsw_keyswitch,
@@ -169,7 +169,17 @@ where
) + 0.5
};
ct_out.assert_noise(module, &sk_prepared, &pt_scalar, &max_noise);
for row in 0..ct_out.dnum().as_usize() {
for col in 0..ct_out.rank().as_usize() + 1 {
assert!(
ct_out
.noise(module, row, col, &pt_scalar, &sk_prepared, scratch.borrow())
.std()
.log2()
<= max_noise(col)
)
}
}
}
}
}
@@ -307,10 +317,22 @@ where
k_out,
k_ksk,
k_tsk,
) + 0.5
) + 4.0
};
ct.assert_noise(module, &sk_prepared, &pt_scalar, &max_noise);
for row in 0..ct.dnum().as_usize() {
for col in 0..ct.rank().as_usize() + 1 {
let noise_have: f64 = ct
.noise(module, row, col, &pt_scalar, &sk_prepared, scratch.borrow())
.std()
.log2();
let noise_max: f64 = max_noise(col);
assert!(
noise_have <= noise_max,
"noise_have:{noise_have} > noise_max:{noise_max}",
)
}
}
}
}
}

15
poulpy-core/src/tests/test_suite/automorphism/glwe_ct.rs
View File

@@ -135,7 +135,13 @@ where
module.glwe_normalize(&mut pt_out, &pt_in, scratch.borrow());
module.vec_znx_automorphism_inplace(p, &mut pt_out.data, 0, scratch.borrow());
ct_out.assert_noise(module, &sk_prepared, &pt_out, max_noise + 1.0);
assert!(
ct_out
.noise(module, &pt_out, &sk_prepared, scratch.borrow())
.std()
.log2()
<= max_noise + 1.0
)
}
}
}
@@ -249,7 +255,12 @@ where
module.vec_znx_automorphism_inplace(p, &mut pt_want.data, 0, scratch.borrow());
ct.assert_noise(module, &sk_prepared, &pt_want, max_noise + 1.0);
assert!(
ct.noise(module, &pt_want, &sk_prepared, scratch.borrow())
.std()
.log2()
<= max_noise + 1.0
)
}
}
}

17
poulpy-core/src/tests/test_suite/conversion.rs
View File

@@ -56,14 +56,14 @@ where
sk_prep.prepare(module, &sk);
let mut scratch: ScratchOwned<BE> = ScratchOwned::alloc(
GLWE::encrypt_sk_tmp_bytes(module, &glwe_infos_in).max(GLWE::decrypt_tmp_bytes(module, &glwe_infos_out)),
GLWE::encrypt_sk_tmp_bytes(module, &glwe_infos_in).max(module.glwe_noise_tmp_bytes(&glwe_infos_out)),
);
let mut ct_in: GLWE<Vec<u8>> = GLWE::alloc_from_infos(&glwe_infos_in);
let mut ct_out: GLWE<Vec<u8>> = GLWE::alloc_from_infos(&glwe_infos_out);
let pt_in: GLWEPlaintext<Vec<u8>> = GLWEPlaintext::alloc_from_infos(&glwe_infos_in);
let pt_out: GLWEPlaintext<Vec<u8>> = GLWEPlaintext::alloc_from_infos(&glwe_infos_in);
let pt_out: GLWEPlaintext<Vec<u8>> = GLWEPlaintext::alloc_from_infos(&glwe_infos_out);
ct_in.encrypt_sk(
module,
@@ -87,12 +87,13 @@ where
.data()
.decode_vec_float(ct_out.base2k().into(), 0, &mut data_conv);
ct_out.assert_noise(
module,
&sk_prep,
&pt_out,
-(ct_out.k().as_u32() as f64) + SIGMA.log2() + 0.5,
);
assert!(
ct_out
.noise(module, &pt_out, &sk_prep, scratch.borrow())
.std()
.log2()
<= -(ct_out.k().as_u32() as f64) + SIGMA.log2() + 0.50
)
}
}
}

65
poulpy-core/src/tests/test_suite/encryption/gglwe_atk.rs
View File

@@ -9,8 +9,8 @@ use crate::{
GLWESwitchingKeyEncryptSk, ScratchTakeCore,
encryption::SIGMA,
layouts::{
GLWEAutomorphismKey, GLWEAutomorphismKeyDecompress, GLWEAutomorphismKeyLayout, GLWEInfos, GLWESecret,
GLWESecretPreparedFactory, GLWESwitchingKeyDecompress, compressed::GLWEAutomorphismKeyCompressed,
GGLWEInfos, GLWEAutomorphismKey, GLWEAutomorphismKeyDecompress, GLWEAutomorphismKeyLayout, GLWEInfos, GLWESecret,
GLWESecretPreparedFactory, GLWESwitchingKeyDecompress, LWEInfos, compressed::GLWEAutomorphismKeyCompressed,
prepared::GLWESecretPrepared,
},
noise::GGLWENoise,
@@ -84,8 +84,26 @@ where
let mut sk_out_prepared: GLWESecretPrepared<Vec<u8>, BE> = GLWESecretPrepared::alloc(module, sk_out.rank());
sk_out_prepared.prepare(module, &sk_out);
atk.key
.assert_noise(module, &sk_out_prepared, &sk.data, SIGMA);
let max_noise: f64 = SIGMA.log2() - (atk.k().as_usize() as f64) + 0.5;
for row in 0..atk.dnum().as_usize() {
for col in 0..atk.rank().as_usize() {
assert!(
atk.key
.noise(
module,
row,
col,
&sk.data,
&sk_out_prepared,
scratch.borrow()
)
.std()
.log2()
<= max_noise
)
}
}
}
}
}
@@ -106,18 +124,18 @@ where
{
let base2k: usize = 12;
let k_ksk: usize = 60;
let dsize: usize = k_ksk.div_ceil(base2k) - 1;
for rank in 1_usize..3 {
for di in 1..dsize + 1 {
let max_dsize: usize = k_ksk.div_ceil(base2k) - 1;
for rank in 2_usize..3 {
for dsize in 1..max_dsize + 1 {
let n: usize = module.n();
let dnum: usize = (k_ksk - di * base2k) / (di * base2k);
let dnum: usize = (k_ksk - dsize * base2k) / (dsize * base2k);
let atk_infos: GLWEAutomorphismKeyLayout = GLWEAutomorphismKeyLayout {
n: n.into(),
base2k: base2k.into(),
k: k_ksk.into(),
dnum: dnum.into(),
dsize: di.into(),
dsize: dsize.into(),
rank: rank.into(),
};
@@ -134,7 +152,7 @@ where
let mut sk: GLWESecret<Vec<u8>> = GLWESecret::alloc_from_infos(&atk_infos);
sk.fill_ternary_prob(0.5, &mut source_xs);
let p = -5;
let p: i64 = -5;
let seed_xa: [u8; 32] = [1u8; 32];
@@ -156,8 +174,31 @@ where
let mut atk: GLWEAutomorphismKey<Vec<u8>> = GLWEAutomorphismKey::alloc_from_infos(&atk_infos);
atk.decompress(module, &atk_compressed);
atk.key
.assert_noise(module, &sk_out_prepared, &sk.data, SIGMA);
let max_noise: f64 = SIGMA.log2() - (atk.k().as_usize() as f64) + 0.5;
println!("rank: {rank} dsize: {dsize} dnum: {dnum}");
for row in 0..atk.dnum().as_usize() {
for col in 0..atk.rank().as_usize() {
let noise_have = atk
.key
.noise(
module,
row,
col,
&sk.data,
&sk_out_prepared,
scratch.borrow(),
)
.std()
.log2();
assert!(
noise_have < max_noise + 0.5,
"row:{row} col:{col} noise_have:{noise_have} > max_noise:{}",
max_noise + 0.5
);
}
}
}
}
}

56
poulpy-core/src/tests/test_suite/encryption/gglwe_ct.rs
View File

@@ -9,8 +9,8 @@ use crate::{
decryption::GLWEDecrypt,
encryption::SIGMA,
layouts::{
GGLWELayout, GLWESecret, GLWESecretPreparedFactory, GLWESwitchingKey, GLWESwitchingKeyCompressed,
GLWESwitchingKeyDecompress,
GGLWEInfos, GGLWELayout, GLWESecret, GLWESecretPreparedFactory, GLWESwitchingKey, GLWESwitchingKeyCompressed,
GLWESwitchingKeyDecompress, LWEInfos,
prepared::{GGLWEPreparedFactory, GLWESecretPrepared},
},
noise::GGLWENoise,
@@ -74,8 +74,30 @@ where
scratch.borrow(),
);
ksk.key
.assert_noise(module, &sk_out_prepared, &sk_in.data, SIGMA);
let max_noise: f64 = SIGMA.log2() - (ksk.k().as_usize() as f64) + 0.5;
for row in 0..ksk.dnum().as_usize() {
for col in 0..ksk.rank_in().as_usize() {
let noise_have = ksk
.key
.noise(
module,
row,
col,
&sk_in.data,
&sk_out_prepared,
scratch.borrow(),
)
.std()
.log2();
assert!(
noise_have < max_noise + 0.5,
"row:{row} col:{col} noise_have:{noise_have} > max_noise:{}",
max_noise + 0.5
);
}
}
}
}
}
@@ -148,8 +170,30 @@ where
let mut ksk: GLWESwitchingKey<Vec<u8>> = GLWESwitchingKey::alloc_from_infos(&gglwe_infos);
ksk.decompress(module, &ksk_compressed);
ksk.key
.assert_noise(module, &sk_out_prepared, &sk_in.data, SIGMA);
let max_noise: f64 = SIGMA.log2() - (ksk.k().as_usize() as f64) + 0.5;
for row in 0..ksk.dnum().as_usize() {
for col in 0..ksk.rank_in().as_usize() {
let noise_have = ksk
.key
.noise(
module,
row,
col,
&sk_in.data,
&sk_out_prepared,
scratch.borrow(),
)
.std()
.log2();
assert!(
noise_have < max_noise + 0.5,
"row:{row} col:{col} noise_have:{noise_have} > max_noise:{}",
max_noise + 0.5
);
}
}
}
}
}

42
poulpy-core/src/tests/test_suite/encryption/gglwe_to_ggsw_key.rs
View File

@@ -9,8 +9,9 @@ use crate::{
decryption::GLWEDecrypt,
encryption::SIGMA,
layouts::{
Dsize, GGLWEDecompress, GGLWEToGGSWKey, GGLWEToGGSWKeyCompressed, GGLWEToGGSWKeyDecompress, GGLWEToGGSWKeyLayout,
GLWESecret, GLWESecretPreparedFactory, GLWESecretTensor, GLWESecretTensorFactory, LWEInfos, prepared::GLWESecretPrepared,
Dsize, GGLWE, GGLWEDecompress, GGLWEInfos, GGLWEToGGSWKey, GGLWEToGGSWKeyCompressed, GGLWEToGGSWKeyDecompress,
GGLWEToGGSWKeyLayout, GLWESecret, GLWESecretPreparedFactory, GLWESecretTensor, GLWESecretTensorFactory,
LWEInfos, prepared::GLWESecretPrepared,
},
};
@@ -79,7 +80,17 @@ where
);
}
module.gglwe_assert_noise(key.at(i), &sk_prepared, &pt_want, max_noise);
let ksk: &GGLWE<Vec<u8>> = key.at(i);
for row in 0..ksk.dnum().as_usize() {
for col in 0..ksk.rank_in().as_usize() {
assert!(
ksk.noise(module, row, col, &pt_want, &sk_prepared, scratch.borrow())
.std()
.log2()
<= max_noise
)
}
}
}
}
}
@@ -135,8 +146,31 @@ where
let mut sk_tensor: GLWESecretTensor<Vec<u8>> = GLWESecretTensor::alloc_from_infos(&sk);
sk_tensor.prepare(module, &sk, scratch.borrow());
let max_noise = SIGMA.log2() + 0.5 - (key.k().as_u32() as f64);
let mut pt_want: ScalarZnx<Vec<u8>> = ScalarZnx::alloc(module.n(), rank);
for i in 0..rank {
module.gglwe_assert_noise(key.at(i), &sk_prepared, &sk_tensor.data, SIGMA + 0.5);
for j in 0..rank {
module.vec_znx_copy(
&mut pt_want.as_vec_znx_mut(),
j,
&sk_tensor.at(i, j).as_vec_znx(),
0,
);
}
let ksk: &GGLWE<Vec<u8>> = key.at(i);
for row in 0..ksk.dnum().as_usize() {
for col in 0..ksk.rank_in().as_usize() {
assert!(
ksk.noise(module, row, col, &pt_want, &sk_prepared, scratch.borrow())
.std()
.log2()
<= max_noise
)
}
}
}
}
}

26
poulpy-core/src/tests/test_suite/encryption/ggsw_ct.rs
View File

@@ -8,8 +8,8 @@ use crate::{
GGSWCompressedEncryptSk, GGSWEncryptSk, GGSWNoise, ScratchTakeCore,
encryption::SIGMA,
layouts::{
GGSW, GGSWDecompress, GGSWLayout, GLWESecret, GLWESecretPreparedFactory, compressed::GGSWCompressed,
prepared::GLWESecretPrepared,
GGSW, GGSWDecompress, GGSWInfos, GGSWLayout, GLWEInfos, GLWESecret, GLWESecretPreparedFactory,
compressed::GGSWCompressed, prepared::GLWESecretPrepared,
},
};
@@ -65,7 +65,16 @@ where
let noise_f = |_col_i: usize| -(k as f64) + SIGMA.log2() + 0.5;
ct.assert_noise(module, &sk_prepared, &pt_scalar, &noise_f);
for row in 0..ct.dnum().as_usize() {
for col in 0..ct.rank().as_usize() + 1 {
assert!(
ct.noise(module, row, col, &pt_scalar, &sk_prepared, scratch.borrow())
.std()
.log2()
<= noise_f(col)
)
}
}
}
}
}
@@ -126,7 +135,16 @@ where
let mut ct: GGSW<Vec<u8>> = GGSW::alloc_from_infos(&ggsw_infos);
ct.decompress(module, &ct_compressed);
ct.assert_noise(module, &sk_prepared, &pt_scalar, &noise_f);
for row in 0..ct.dnum().as_usize() {
for col in 0..ct.rank().as_usize() + 1 {
assert!(
ct.noise(module, row, col, &pt_scalar, &sk_prepared, scratch.borrow())
.std()
.log2()
<= noise_f(col)
)
}
}
}
}
}

87
poulpy-core/src/tests/test_suite/encryption/glwe_ct.rs
View File

@@ -5,8 +5,7 @@ use poulpy_hal::{
};
use crate::{
GLWECompressedEncryptSk, GLWEEncryptPk, GLWEEncryptSk, GLWEPublicKeyGenerate, GLWESub, ScratchTakeCore,
decryption::GLWEDecrypt,
GLWECompressedEncryptSk, GLWEEncryptPk, GLWEEncryptSk, GLWENoise, GLWEPublicKeyGenerate, GLWESub, ScratchTakeCore,
encryption::SIGMA,
layouts::{
GLWE, GLWELayout, GLWEPlaintext, GLWEPlaintextLayout, GLWEPublicKey, GLWEPublicKeyPreparedFactory, GLWESecret,
@@ -18,7 +17,7 @@ use crate::{
pub fn test_glwe_encrypt_sk<BE: Backend>(module: &Module<BE>)
where
Module<BE>: GLWEEncryptSk<BE> + GLWEDecrypt<BE> + GLWESecretPreparedFactory<BE> + VecZnxFillUniform + GLWESub,
Module<BE>: GLWEEncryptSk<BE> + GLWENoise<BE> + GLWESecretPreparedFactory<BE> + VecZnxFillUniform + GLWESub,
ScratchOwned<BE>: ScratchOwnedAlloc<BE> + ScratchOwnedBorrow<BE>,
Scratch<BE>: ScratchAvailable + ScratchTakeCore<BE>,
{
@@ -44,14 +43,13 @@ where
let mut ct: GLWE<Vec<u8>> = GLWE::alloc_from_infos(&glwe_infos);
let mut pt_want: GLWEPlaintext<Vec<u8>> = GLWEPlaintext::alloc_from_infos(&pt_infos);
let mut pt_have: GLWEPlaintext<Vec<u8>> = GLWEPlaintext::alloc_from_infos(&pt_infos);
let mut source_xs: Source = Source::new([0u8; 32]);
let mut source_xe: Source = Source::new([0u8; 32]);
let mut source_xa: Source = Source::new([0u8; 32]);
let mut scratch: ScratchOwned<BE> =
ScratchOwned::alloc(GLWE::encrypt_sk_tmp_bytes(module, &glwe_infos) | GLWE::decrypt_tmp_bytes(module, &glwe_infos));
ScratchOwned::alloc(GLWE::encrypt_sk_tmp_bytes(module, &glwe_infos).max(module.glwe_noise_tmp_bytes(&glwe_infos)));
let mut sk: GLWESecret<Vec<u8>> = GLWESecret::alloc_from_infos(&glwe_infos);
sk.fill_ternary_prob(0.5, &mut source_xs);
@@ -70,12 +68,11 @@ where
scratch.borrow(),
);
ct.decrypt(module, &mut pt_have, &sk_prepared, scratch.borrow());
module.glwe_sub_inplace(&mut pt_want, &pt_have);
let noise_have: f64 = pt_want.data.stats(base2k, 0).std() * (ct.k().as_u32() as f64).exp2();
let noise_want: f64 = SIGMA;
let noise_have: f64 = ct
.noise(module, &pt_want, &sk_prepared, scratch.borrow())
.std()
.log2();
let noise_want: f64 = SIGMA.log2() - (ct.k().as_usize() as f64) + 0.5;
assert!(noise_have <= noise_want + 0.2);
}
@@ -83,7 +80,7 @@ where
pub fn test_glwe_compressed_encrypt_sk<BE: Backend>(module: &Module<BE>)
where
Module<BE>: GLWECompressedEncryptSk<BE> + GLWEDecrypt<BE> + GLWESecretPreparedFactory<BE> + VecZnxFillUniform + GLWESub,
Module<BE>: GLWECompressedEncryptSk<BE> + GLWENoise<BE> + GLWESecretPreparedFactory<BE> + VecZnxFillUniform + GLWESub,
ScratchOwned<BE>: ScratchOwnedAlloc<BE> + ScratchOwnedBorrow<BE>,
Scratch<BE>: ScratchAvailable + ScratchTakeCore<BE>,
{
@@ -110,14 +107,13 @@ where
let mut ct_compressed: GLWECompressed<Vec<u8>> = GLWECompressed::alloc_from_infos(&glwe_infos);
let mut pt_want: GLWEPlaintext<Vec<u8>> = GLWEPlaintext::alloc_from_infos(&pt_infos);
let mut pt_have: GLWEPlaintext<Vec<u8>> = GLWEPlaintext::alloc_from_infos(&pt_infos);
let mut source_xs: Source = Source::new([0u8; 32]);
let mut source_xe: Source = Source::new([0u8; 32]);
let mut source_xa: Source = Source::new([0u8; 32]);
let mut scratch: ScratchOwned<BE> = ScratchOwned::alloc(
GLWECompressed::encrypt_sk_tmp_bytes(module, &glwe_infos) | GLWE::decrypt_tmp_bytes(module, &glwe_infos),
GLWECompressed::encrypt_sk_tmp_bytes(module, &glwe_infos).max(module.glwe_noise_tmp_bytes(&glwe_infos)),
);
let mut sk: GLWESecret<Vec<u8>> = GLWESecret::alloc_from_infos(&glwe_infos);
@@ -142,24 +138,18 @@ where
let mut ct: GLWE<Vec<u8>> = GLWE::alloc_from_infos(&glwe_infos);
ct.decompress(module, &ct_compressed);
ct.decrypt(module, &mut pt_have, &sk_prepared, scratch.borrow());
module.glwe_sub_inplace(&mut pt_want, &pt_have);
let noise_have: f64 = pt_want.data.stats(base2k, 0).std() * (ct.k().as_u32() as f64).exp2();
let noise_want: f64 = SIGMA;
assert!(
noise_have <= noise_want + 0.2,
"{noise_have} <= {}",
noise_want + 0.2
);
let noise_have: f64 = ct
.noise(module, &pt_want, &sk_prepared, scratch.borrow())
.std()
.log2();
let noise_want: f64 = SIGMA.log2() - (ct.k().as_usize() as f64) + 0.5;
assert!(noise_have <= noise_want + 0.2);
}
}
pub fn test_glwe_encrypt_zero_sk<BE: Backend>(module: &Module<BE>)
where
Module<BE>: GLWEEncryptSk<BE> + GLWEDecrypt<BE> + GLWESecretPreparedFactory<BE> + VecZnxFillUniform + GLWESub,
Module<BE>: GLWEEncryptSk<BE> + GLWENoise<BE> + GLWESecretPreparedFactory<BE> + VecZnxFillUniform + GLWESub,
ScratchOwned<BE>: ScratchOwnedAlloc<BE> + ScratchOwnedBorrow<BE>,
Scratch<BE>: ScratchAvailable + ScratchTakeCore<BE>,
{
@@ -176,14 +166,17 @@ where
rank: rank.into(),
};
let mut pt: GLWEPlaintext<Vec<u8>> = GLWEPlaintext::alloc_from_infos(&glwe_infos);
let pt: GLWEPlaintext<Vec<u8>> = GLWEPlaintext::alloc_from_infos(&glwe_infos);
let mut source_xs: Source = Source::new([0u8; 32]);
let mut source_xe: Source = Source::new([1u8; 32]);
let mut source_xa: Source = Source::new([0u8; 32]);
let mut scratch: ScratchOwned<BE> =
ScratchOwned::alloc(GLWE::decrypt_tmp_bytes(module, &glwe_infos) | GLWE::encrypt_sk_tmp_bytes(module, &glwe_infos));
let mut scratch: ScratchOwned<BE> = ScratchOwned::alloc(
module
.glwe_noise_tmp_bytes(&glwe_infos)
.max(GLWE::encrypt_sk_tmp_bytes(module, &glwe_infos)),
);
let mut sk: GLWESecret<Vec<u8>> = GLWESecret::alloc_from_infos(&glwe_infos);
sk.fill_ternary_prob(0.5, &mut source_xs);
@@ -200,9 +193,13 @@ where
&mut source_xe,
scratch.borrow(),
);
ct.decrypt(module, &mut pt, &sk_prepared, scratch.borrow());
assert!((SIGMA - pt.data.stats(base2k, 0).std() * (k_ct as f64).exp2()) <= 0.2);
let noise_have: f64 = ct
.noise(module, &pt, &sk_prepared, scratch.borrow())
.std()
.log2();
let noise_want: f64 = SIGMA.log2() - (ct.k().as_usize() as f64) + 0.5;
assert!(noise_have <= noise_want + 0.2);
}
}
@@ -211,7 +208,7 @@ where
Module<BE>: GLWEEncryptPk<BE>
+ GLWEPublicKeyPreparedFactory<BE>
+ GLWEPublicKeyGenerate<BE>
+ GLWEDecrypt<BE>
+ GLWENoise<BE>
+ GLWESecretPreparedFactory<BE>
+ VecZnxFillUniform
+ GLWESub,
@@ -232,7 +229,6 @@ where
};
let mut ct: GLWE<Vec<u8>> = GLWE::alloc_from_infos(&glwe_infos);
let mut pt_have: GLWEPlaintext<Vec<u8>> = GLWEPlaintext::alloc_from_infos(&glwe_infos);
let mut pt_want: GLWEPlaintext<Vec<u8>> = GLWEPlaintext::alloc_from_infos(&glwe_infos);
let mut source_xs: Source = Source::new([0u8; 32]);
@@ -240,8 +236,11 @@ where
let mut source_xa: Source = Source::new([0u8; 32]);
let mut source_xu: Source = Source::new([0u8; 32]);
let mut scratch: ScratchOwned<BE> =
ScratchOwned::alloc(GLWE::decrypt_tmp_bytes(module, &glwe_infos) | GLWE::encrypt_pk_tmp_bytes(module, &glwe_infos));
let mut scratch: ScratchOwned<BE> = ScratchOwned::alloc(
module
.glwe_noise_tmp_bytes(&glwe_infos)
.max(GLWE::encrypt_pk_tmp_bytes(module, &glwe_infos)),
);
let mut sk: GLWESecret<Vec<u8>> = GLWESecret::alloc_from_infos(&glwe_infos);
sk.fill_ternary_prob(0.5, &mut source_xs);
@@ -266,17 +265,11 @@ where
scratch.borrow(),
);
ct.decrypt(module, &mut pt_have, &sk_prepared, scratch.borrow());
module.glwe_sub_inplace(&mut pt_want, &pt_have);
let noise_have: f64 = pt_want.data.stats(base2k, 0).std().log2();
let noise_have: f64 = ct
.noise(module, &pt_want, &sk_prepared, scratch.borrow())
.std()
.log2();
let noise_want: f64 = ((((rank as f64) + 1.0) * n as f64 * 0.5 * SIGMA * SIGMA).sqrt()).log2() - (k_ct as f64);
assert!(
noise_have <= noise_want + 0.2,
"{noise_have} <= {}",
noise_want + 0.2
);
assert!(noise_have <= noise_want + 0.2);
}
}

49
poulpy-core/src/tests/test_suite/encryption/glwe_tsk.rs
View File

@@ -9,8 +9,9 @@ use crate::{
decryption::GLWEDecrypt,
encryption::SIGMA,
layouts::{
Dsize, GGLWEDecompress, GLWESecret, GLWESecretPreparedFactory, GLWESecretTensor, GLWESecretTensorFactory, GLWETensorKey,
GLWETensorKeyCompressed, GLWETensorKeyLayout, prepared::GLWESecretPrepared,
Dsize, GGLWEDecompress, GGLWEInfos, GLWEInfos, GLWESecret, GLWESecretPreparedFactory, GLWESecretTensor,
GLWESecretTensorFactory, GLWETensorKey, GLWETensorKeyCompressed, GLWETensorKeyLayout, LWEInfos,
prepared::GLWESecretPrepared,
},
};
@@ -67,7 +68,27 @@ where
let mut sk_tensor: GLWESecretTensor<Vec<u8>> = GLWESecretTensor::alloc_from_infos(&sk);
sk_tensor.prepare(module, &sk, scratch.borrow());
module.gglwe_assert_noise(&tensor_key, &sk_prepared, &sk_tensor.data, SIGMA + 0.5);
let max_noise: f64 = SIGMA.log2() - (tensor_key.k().as_usize() as f64) + 0.5;
for row in 0..tensor_key.dnum().as_usize() {
for col in 0..tensor_key.rank().as_usize() + 1 {
assert!(
tensor_key
.0
.noise(
module,
row,
col,
&sk_tensor.data,
&sk_prepared,
scratch.borrow()
)
.std()
.log2()
<= max_noise
)
}
}
}
}
@@ -124,6 +145,26 @@ where
let mut sk_tensor: GLWESecretTensor<Vec<u8>> = GLWESecretTensor::alloc_from_infos(&sk);
sk_tensor.prepare(module, &sk, scratch.borrow());
module.gglwe_assert_noise(&tensor_key, &sk_prepared, &sk_tensor.data, SIGMA + 0.5);
let max_noise: f64 = SIGMA.log2() - (tensor_key.k().as_usize() as f64) + 0.5;
for row in 0..tensor_key.dnum().as_usize() {
for col in 0..tensor_key.rank().as_usize() + 1 {
assert!(
tensor_key
.0
.noise(
module,
row,
col,
&sk_tensor.data,
&sk_prepared,
scratch.borrow()
)
.std()
.log2()
<= max_noise
)
}
}
}
}

47
poulpy-core/src/tests/test_suite/external_product/gglwe_ksk.rs
View File

@@ -8,7 +8,8 @@ use crate::{
GGLWEExternalProduct, GGLWENoise, GGSWEncryptSk, GLWESwitchingKeyEncryptSk, ScratchTakeCore,
encryption::SIGMA,
layouts::{
GGSW, GGSWLayout, GGSWPreparedFactory, GLWESecret, GLWESecretPreparedFactory, GLWESwitchingKey, GLWESwitchingKeyLayout,
GGLWEInfos, GGSW, GGSWLayout, GGSWPreparedFactory, GLWEInfos, GLWESecret, GLWESecretPreparedFactory, GLWESwitchingKey,
GLWESwitchingKeyLayout,
prepared::{GGSWPrepared, GLWESecretPrepared},
},
noise::noise_ggsw_product,
@@ -159,9 +160,25 @@ where
k_ggsw,
);
ct_gglwe_out
.key
.assert_noise(module, &sk_out_prepared, &sk_in.data, max_noise + 0.5);
for row in 0..ct_gglwe_out.dnum().as_usize() {
for col in 0..ct_gglwe_out.rank_in().as_usize() {
assert!(
ct_gglwe_out
.key
.noise(
module,
row,
col,
&sk_in.data,
&sk_out_prepared,
scratch.borrow()
)
.std()
.log2()
<= max_noise + 0.5
)
}
}
}
}
}
@@ -300,9 +317,25 @@ where
k_ggsw,
);
ct_gglwe
.key
.assert_noise(module, &sk_out_prepared, &sk_in.data, max_noise + 0.5);
for row in 0..ct_gglwe.dnum().as_usize() {
for col in 0..ct_gglwe.rank_in().as_usize() {
assert!(
ct_gglwe
.key
.noise(
module,
row,
col,
&sk_in.data,
&sk_out_prepared,
scratch.borrow()
)
.std()
.log2()
<= max_noise + 0.5
)
}
}
}
}
}

26
poulpy-core/src/tests/test_suite/external_product/ggsw_ct.rs
View File

@@ -8,7 +8,7 @@ use crate::{
GGSWEncryptSk, GGSWExternalProduct, GGSWNoise, ScratchTakeCore,
encryption::SIGMA,
layouts::{
GGSW, GGSWLayout, GGSWPreparedFactory, GLWESecret, GLWESecretPreparedFactory,
GGSW, GGSWInfos, GGSWLayout, GGSWPreparedFactory, GLWEInfos, GLWESecret, GLWESecretPreparedFactory,
prepared::{GGSWPrepared, GLWESecretPrepared},
},
noise::noise_ggsw_product,
@@ -146,7 +146,17 @@ where
) + 0.5
};
ggsw_out.assert_noise(module, &sk_prepared, &pt_in, &max_noise);
for row in 0..ggsw_out.dnum().as_usize() {
for col in 0..ggsw_out.rank().as_usize() + 1 {
assert!(
ggsw_out
.noise(module, row, col, &pt_in, &sk_prepared, scratch.borrow())
.std()
.log2()
<= max_noise(col)
)
}
}
}
}
}
@@ -271,7 +281,17 @@ where
) + 0.5
};
ggsw_out.assert_noise(module, &sk_prepared, &pt_in, &max_noise);
for row in 0..ggsw_out.dnum().as_usize() {
for col in 0..ggsw_out.rank().as_usize() + 1 {
assert!(
ggsw_out
.noise(module, row, col, &pt_in, &sk_prepared, scratch.borrow())
.std()
.log2()
<= max_noise(col)
)
}
}
}
}
}

16
poulpy-core/src/tests/test_suite/external_product/glwe_ct.rs
View File

@@ -145,7 +145,13 @@ where
k_ggsw,
);
glwe_out.assert_noise(module, &sk_prepared, &pt_out, max_noise + 0.5);
assert!(
glwe_out
.noise(module, &pt_out, &sk_prepared, scratch.borrow())
.std()
.log2()
<= max_noise + 1.0
)
}
}
}
@@ -268,7 +274,13 @@ where
k_ggsw,
);
glwe_out.assert_noise(module, &sk_prepared, &pt_want, max_noise + 0.5);
assert!(
glwe_out
.noise(module, &pt_want, &sk_prepared, scratch.borrow())
.std()
.log2()
<= max_noise + 1.0
)
}
}
}

15
poulpy-core/src/tests/test_suite/glwe_packer.rs
View File

@@ -33,25 +33,26 @@ where
let mut source_xa: Source = Source::new([0u8; 32]);
let n: usize = module.n();
let base2k: usize = 18;
let base2k_out: usize = 15;
let base2k_key: usize = 10;
let k_ct: usize = 36;
let pt_k: usize = 18;
let rank: usize = 3;
let dsize: usize = 1;
let k_ksk: usize = k_ct + base2k * dsize;
let k_ksk: usize = k_ct + base2k_key * dsize;
let dnum: usize = k_ct.div_ceil(base2k * dsize);
let dnum: usize = k_ct.div_ceil(base2k_key * dsize);
let glwe_out_infos: GLWELayout = GLWELayout {
n: n.into(),
base2k: base2k.into(),
base2k: base2k_out.into(),
k: k_ct.into(),
rank: rank.into(),
};
let key_infos: GLWEAutomorphismKeyLayout = GLWEAutomorphismKeyLayout {
n: n.into(),
base2k: base2k.into(),
base2k: base2k_key.into(),
k: k_ksk.into(),
rank: rank.into(),
dsize: dsize.into(),
@@ -134,7 +135,7 @@ where
});
let mut res: GLWE<Vec<u8>> = GLWE::alloc_from_infos(&glwe_out_infos);
packer.flush(module, &mut res);
packer.flush(module, &mut res, scratch.borrow());
let mut pt_want: GLWEPlaintext<Vec<u8>> = GLWEPlaintext::alloc_from_infos(&glwe_out_infos);
let mut data: Vec<i64> = vec![0i64; n];
@@ -153,7 +154,7 @@ where
let noise_have: f64 = pt.stats().std().log2();
assert!(
noise_have < -((k_ct - base2k) as f64),
noise_have < -((k_ct - base2k_out) as f64),
"noise: {noise_have}"
);
}

148
poulpy-core/src/tests/test_suite/glwe_packing.rs Normal file
View File

@@ -0,0 +1,148 @@
use std::collections::HashMap;
use itertools::Itertools;
use poulpy_hal::{
api::{ScratchAvailable, ScratchOwnedAlloc, ScratchOwnedBorrow},
layouts::{Backend, Module, Scratch, ScratchOwned},
source::Source,
};
use crate::{
GLWEAutomorphismKeyEncryptSk, GLWEDecrypt, GLWEEncryptSk, GLWENoise, GLWEPacking, GLWERotate, GLWESub, ScratchTakeCore,
layouts::{
GLWE, GLWEAutomorphismKey, GLWEAutomorphismKeyLayout, GLWEAutomorphismKeyPreparedFactory, GLWELayout, GLWEPlaintext,
GLWESecret, GLWESecretPreparedFactory,
prepared::{GLWEAutomorphismKeyPrepared, GLWESecretPrepared},
},
};
pub fn test_glwe_packing<BE: Backend>(module: &Module<BE>)
where
Module<BE>: GLWEEncryptSk<BE>
+ GLWEAutomorphismKeyEncryptSk<BE>
+ GLWEAutomorphismKeyPreparedFactory<BE>
+ GLWEPacking<BE>
+ GLWESecretPreparedFactory<BE>
+ GLWESub
+ GLWEDecrypt<BE>
+ GLWERotate<BE>
+ GLWENoise<BE>,
ScratchOwned<BE>: ScratchOwnedAlloc<BE> + ScratchOwnedBorrow<BE>,
Scratch<BE>: ScratchAvailable + ScratchTakeCore<BE>,
{
let mut source_xs: Source = Source::new([0u8; 32]);
let mut source_xe: Source = Source::new([0u8; 32]);
let mut source_xa: Source = Source::new([0u8; 32]);
let n: usize = module.n();
let base2k_out: usize = 15;
let base2k_key: usize = 10;
let k_ct: usize = 36;
let pt_k: usize = base2k_out;
let rank: usize = 3;
let dsize: usize = 1;
let k_ksk: usize = k_ct + base2k_key * dsize;
let dnum: usize = k_ct.div_ceil(base2k_key * dsize);
let glwe_out_infos: GLWELayout = GLWELayout {
n: n.into(),
base2k: base2k_out.into(),
k: k_ct.into(),
rank: rank.into(),
};
let key_infos: GLWEAutomorphismKeyLayout = GLWEAutomorphismKeyLayout {
n: n.into(),
base2k: base2k_key.into(),
k: k_ksk.into(),
rank: rank.into(),
dsize: dsize.into(),
dnum: dnum.into(),
};
let mut scratch: ScratchOwned<BE> = ScratchOwned::alloc(
GLWE::encrypt_sk_tmp_bytes(module, &glwe_out_infos)
.max(GLWEAutomorphismKey::encrypt_sk_tmp_bytes(
module, &key_infos,
))
.max(module.glwe_pack_tmp_bytes(&glwe_out_infos, &key_infos)),
);
let mut sk: GLWESecret<Vec<u8>> = GLWESecret::alloc_from_infos(&glwe_out_infos);
sk.fill_ternary_prob(0.5, &mut source_xs);
let mut sk_prep: GLWESecretPrepared<Vec<u8>, BE> = GLWESecretPrepared::alloc_from_infos(module, &sk);
sk_prep.prepare(module, &sk);
let mut pt: GLWEPlaintext<Vec<u8>> = GLWEPlaintext::alloc_from_infos(&glwe_out_infos);
let mut data: Vec<i64> = vec![0i64; n];
data.iter_mut().enumerate().for_each(|(i, x)| {
*x = i as i64;
});
pt.encode_vec_i64(&data, pt_k.into());
let gal_els: Vec<i64> = module.glwe_pack_galois_elements();
let mut auto_keys: HashMap<i64, GLWEAutomorphismKeyPrepared<Vec<u8>, BE>> = HashMap::new();
let mut tmp: GLWEAutomorphismKey<Vec<u8>> = GLWEAutomorphismKey::alloc_from_infos(&key_infos);
gal_els.iter().for_each(|gal_el| {
tmp.encrypt_sk(
module,
*gal_el,
&sk,
&mut source_xa,
&mut source_xe,
scratch.borrow(),
);
let mut atk_prepared: GLWEAutomorphismKeyPrepared<Vec<u8>, BE> =
GLWEAutomorphismKeyPrepared::alloc_from_infos(module, &tmp);
atk_prepared.prepare(module, &tmp, scratch.borrow());
auto_keys.insert(*gal_el, atk_prepared);
});
let mut cts = (0..n)
.step_by(5)
.map(|_| {
let mut ct = GLWE::alloc_from_infos(&glwe_out_infos);
ct.encrypt_sk(
module,
&pt,
&sk_prep,
&mut source_xa,
&mut source_xe,
scratch.borrow(),
);
module.glwe_rotate_inplace(-5, &mut pt, scratch.borrow()); // X^-batch * pt
ct
})
.collect_vec();
let mut cts_map: HashMap<usize, &mut GLWE<Vec<u8>>> = HashMap::new();
for (i, ct) in cts.iter_mut().enumerate() {
cts_map.insert(5 * i, ct);
}
let mut res: GLWE<Vec<u8>> = GLWE::alloc_from_infos(&glwe_out_infos);
module.glwe_pack(&mut res, cts_map, 0, &auto_keys, scratch.borrow());
let mut pt_want: GLWEPlaintext<Vec<u8>> = GLWEPlaintext::alloc_from_infos(&glwe_out_infos);
let mut data: Vec<i64> = vec![0i64; n];
data.iter_mut().enumerate().for_each(|(i, x)| {
if i.is_multiple_of(5) {
*x = i as i64;
}
});
pt_want.encode_vec_i64(&data, pt_k.into());
assert!(
res.noise(module, &pt_want, &sk_prep, scratch.borrow())
.std()
.log2()
<= ((k_ct - base2k_out) as f64)
);
}

47
poulpy-core/src/tests/test_suite/keyswitch/gglwe_ct.rs
View File

@@ -8,7 +8,8 @@ use crate::{
GGLWEKeyswitch, GGLWENoise, GLWESwitchingKeyEncryptSk, ScratchTakeCore,
encryption::SIGMA,
layouts::{
GLWESecret, GLWESecretPreparedFactory, GLWESwitchingKey, GLWESwitchingKeyLayout, GLWESwitchingKeyPreparedFactory,
GGLWEInfos, GLWESecret, GLWESecretPreparedFactory, GLWESwitchingKey, GLWESwitchingKeyLayout,
GLWESwitchingKeyPreparedFactory,
prepared::{GLWESecretPrepared, GLWESwitchingKeyPrepared},
},
noise::log2_std_noise_gglwe_product,
@@ -154,9 +155,25 @@ where
.sqrt()
.log2();
gglwe_s0s2
.key
.assert_noise(module, &sk2_prepared, &sk0.data, max_noise + 0.5);
for row in 0..gglwe_s0s2.dnum().as_usize() {
for col in 0..gglwe_s0s2.rank_in().as_usize() {
assert!(
gglwe_s0s2
.key
.noise(
module,
row,
col,
&sk0.data,
&sk2_prepared,
scratch_apply.borrow()
)
.std()
.log2()
<= max_noise + 0.5
)
}
}
}
}
}
@@ -284,9 +301,25 @@ where
k_ksk,
);
gglwe_s0s2
.key
.assert_noise(module, &sk2_prepared, &sk0.data, max_noise + 0.5);
for row in 0..gglwe_s0s2.dnum().as_usize() {
for col in 0..gglwe_s0s2.rank_in().as_usize() {
assert!(
gglwe_s0s2
.key
.noise(
module,
row,
col,
&sk0.data,
&sk2_prepared,
scratch_apply.borrow()
)
.std()
.log2()
<= max_noise + 0.5
)
}
}
}
}
}

42
poulpy-core/src/tests/test_suite/keyswitch/ggsw_ct.rs
View File

@@ -8,8 +8,8 @@ use crate::{
GGLWEToGGSWKeyEncryptSk, GGSWEncryptSk, GGSWKeyswitch, GGSWNoise, GLWESwitchingKeyEncryptSk, ScratchTakeCore,
encryption::SIGMA,
layouts::{
GGLWEToGGSWKey, GGLWEToGGSWKeyPrepared, GGLWEToGGSWKeyPreparedFactory, GGSW, GGSWLayout, GLWESecret,
GLWESecretPreparedFactory, GLWESwitchingKey, GLWESwitchingKeyLayout, GLWESwitchingKeyPreparedFactory,
GGLWEToGGSWKey, GGLWEToGGSWKeyPrepared, GGLWEToGGSWKeyPreparedFactory, GGSW, GGSWInfos, GGSWLayout, GLWEInfos,
GLWESecret, GLWESecretPreparedFactory, GLWESwitchingKey, GLWESwitchingKeyLayout, GLWESwitchingKeyPreparedFactory,
GLWETensorKeyLayout,
prepared::{GLWESecretPrepared, GLWESwitchingKeyPrepared},
},
@@ -180,7 +180,24 @@ where
) + 0.5
};
ggsw_out.assert_noise(module, &sk_out_prepared, &pt_scalar, &max_noise);
for row in 0..ggsw_out.dnum().as_usize() {
for col in 0..ggsw_out.rank().as_usize() + 1 {
assert!(
ggsw_out
.noise(
module,
row,
col,
&pt_scalar,
&sk_out_prepared,
scratch.borrow()
)
.std()
.log2()
<= max_noise(col)
)
}
}
}
}
}
@@ -330,7 +347,24 @@ where
) + 0.5
};
ggsw_out.assert_noise(module, &sk_out_prepared, &pt_scalar, &max_noise);
for row in 0..ggsw_out.dnum().as_usize() {
for col in 0..ggsw_out.rank().as_usize() + 1 {
assert!(
ggsw_out
.noise(
module,
row,
col,
&pt_scalar,
&sk_out_prepared,
scratch.borrow()
)
.std()
.log2()
<= max_noise(col)
)
}
}
}
}
}

16
poulpy-core/src/tests/test_suite/keyswitch/glwe_ct.rs
View File

@@ -140,7 +140,13 @@ where
module.glwe_normalize(&mut pt_out, &pt_in, scratch.borrow());
glwe_out.assert_noise(module, &sk_out_prepared, &pt_out, max_noise + 0.5);
assert!(
glwe_out
.noise(module, &pt_out, &sk_out_prepared, scratch.borrow())
.std()
.log2()
<= max_noise + 1.0
)
}
}
}
@@ -260,7 +266,13 @@ where
.sqrt()
.log2();
glwe_out.assert_noise(module, &sk_out_prepared, &pt_want, max_noise + 0.5);
assert!(
glwe_out
.noise(module, &pt_want, &sk_out_prepared, scratch.borrow())
.std()
.log2()
<= max_noise + 1.0
)
}
}
}

2
poulpy-core/src/tests/test_suite/mod.rs
View File

@@ -5,8 +5,10 @@ pub mod keyswitch;
mod conversion;
mod glwe_packer;
mod glwe_packing;
mod trace;
pub use conversion::*;
pub use glwe_packer::*;
pub use glwe_packing::*;
pub use trace::*;

22
poulpy-core/src/tests/test_suite/trace.rs
View File

@@ -32,26 +32,27 @@ where
ScratchOwned<BE>: ScratchOwnedAlloc<BE> + ScratchOwnedBorrow<BE>,
Scratch<BE>: ScratchAvailable + ScratchTakeCore<BE>,
{
let base2k: usize = 8;
let base2k_out: usize = 15;
let base2k_key: usize = 10;
let k: usize = 54;
for rank in 1_usize..3 {
let n: usize = module.n();
let k_autokey: usize = k + base2k;
let k_autokey: usize = k + base2k_key;
let dsize: usize = 1;
let dnum: usize = k.div_ceil(base2k * dsize);
let dnum: usize = k.div_ceil(base2k_key * dsize);
let glwe_out_infos: GLWELayout = GLWELayout {
n: n.into(),
base2k: base2k.into(),
base2k: base2k_out.into(),
k: k.into(),
rank: rank.into(),
};
let key_infos: GLWEAutomorphismKeyLayout = GLWEAutomorphismKeyLayout {
n: n.into(),
base2k: base2k.into(),
base2k: base2k_key.into(),
k: k_autokey.into(),
rank: rank.into(),
dsize: dsize.into(),
@@ -85,7 +86,7 @@ where
.iter_mut()
.for_each(|x| *x = source_xa.next_i64() & 0xFF);
module.vec_znx_fill_uniform(base2k, &mut pt_have.data, 0, &mut source_xa);
module.vec_znx_fill_uniform(base2k_out, &mut pt_have.data, 0, &mut source_xa);
glwe_out.encrypt_sk(
module,
@@ -121,13 +122,18 @@ where
glwe_out.decrypt(module, &mut pt_have, &sk_dft, scratch.borrow());
module.vec_znx_sub_inplace(&mut pt_want.data, 0, &pt_have.data, 0);
module.vec_znx_normalize_inplace(base2k, &mut pt_want.data, 0, scratch.borrow());
module.vec_znx_normalize_inplace(
pt_want.base2k().as_usize(),
&mut pt_want.data,
0,
scratch.borrow(),
);
let noise_have: f64 = pt_want.stats().std().log2();
let mut noise_want: f64 = var_noise_gglwe_product(
n as f64,
base2k,
base2k_key * dsize,
0.5,
0.5,
1.0 / 12.0,