updated repo for publishing (#74)

poulpy-core/src/layouts/prepared/lwe_ksk.rs

@@ -0,0 +1,90 @@
+use poulpy_backend::hal::{
+    api::{VmpPMatAlloc, VmpPMatAllocBytes, VmpPrepare},
+    layouts::{Backend, Data, DataMut, DataRef, Module, Scratch, VmpPMat},
+};
+
+use crate::layouts::{
+    Infos, LWESwitchingKey,
+    prepared::{GGLWESwitchingKeyPrepared, Prepare, PrepareAlloc},
+};
+
+#[derive(PartialEq, Eq)]
+pub struct LWESwitchingKeyPrepared<D: Data, B: Backend>(pub(crate) GGLWESwitchingKeyPrepared<D, B>);
+
+impl<D: Data, B: Backend> Infos for LWESwitchingKeyPrepared<D, B> {
+    type Inner = VmpPMat<D, B>;
+
+    fn inner(&self) -> &Self::Inner {
+        self.0.inner()
+    }
+
+    fn basek(&self) -> usize {
+        self.0.basek()
+    }
+
+    fn k(&self) -> usize {
+        self.0.k()
+    }
+}
+
+impl<D: Data, B: Backend> LWESwitchingKeyPrepared<D, B> {
+    pub fn digits(&self) -> usize {
+        self.0.digits()
+    }
+
+    pub fn rank(&self) -> usize {
+        self.0.rank()
+    }
+
+    pub fn rank_in(&self) -> usize {
+        self.0.rank_in()
+    }
+
+    pub fn rank_out(&self) -> usize {
+        self.0.rank_out()
+    }
+}
+
+impl<B: Backend> LWESwitchingKeyPrepared<Vec<u8>, B> {
+    pub fn alloc(module: &Module<B>, n: usize, basek: usize, k: usize, rows: usize) -> Self
+    where
+        Module<B>: VmpPMatAlloc<B>,
+    {
+        Self(GGLWESwitchingKeyPrepared::alloc(
+            module, n, basek, k, rows, 1, 1, 1,
+        ))
+    }
+
+    pub fn bytes_of(module: &Module<B>, n: usize, basek: usize, k: usize, rows: usize, digits: usize) -> usize
+    where
+        Module<B>: VmpPMatAllocBytes,
+    {
+        GGLWESwitchingKeyPrepared::<Vec<u8>, B>::bytes_of(module, n, basek, k, rows, digits, 1, 1)
+    }
+}
+
+impl<D: DataRef, B: Backend> PrepareAlloc<B, LWESwitchingKeyPrepared<Vec<u8>, B>> for LWESwitchingKey<D>
+where
+    Module<B>: VmpPrepare<B> + VmpPMatAlloc<B>,
+{
+    fn prepare_alloc(&self, module: &Module<B>, scratch: &mut Scratch<B>) -> LWESwitchingKeyPrepared<Vec<u8>, B> {
+        let mut ksk_prepared: LWESwitchingKeyPrepared<Vec<u8>, B> = LWESwitchingKeyPrepared::alloc(
+            module,
+            self.0.n(),
+            self.0.basek(),
+            self.0.k(),
+            self.0.rows(),
+        );
+        ksk_prepared.prepare(module, self, scratch);
+        ksk_prepared
+    }
+}
+
+impl<DM: DataMut, DR: DataRef, B: Backend> Prepare<B, LWESwitchingKey<DR>> for LWESwitchingKeyPrepared<DM, B>
+where
+    Module<B>: VmpPrepare<B>,
+{
+    fn prepare(&mut self, module: &Module<B>, other: &LWESwitchingKey<DR>, scratch: &mut Scratch<B>) {
+        self.0.prepare(module, &other.0, scratch);
+    }
+}