updated repo for publishing (#74)

poulpy-core/src/layouts/gglwe_atk.rs

@@ -0,0 +1,121 @@
+use poulpy_backend::hal::{
+    api::{FillUniform, Reset},
+    layouts::{Data, DataMut, DataRef, MatZnx, ReaderFrom, WriterTo},
+    source::Source,
+};
+
+use crate::layouts::{GGLWESwitchingKey, GLWECiphertext, Infos};
+use byteorder::{LittleEndian, ReadBytesExt, WriteBytesExt};
+
+use std::fmt;
+
+#[derive(PartialEq, Eq, Clone)]
+pub struct GGLWEAutomorphismKey<D: Data> {
+    pub(crate) key: GGLWESwitchingKey<D>,
+    pub(crate) p: i64,
+}
+
+impl<D: DataRef> fmt::Debug for GGLWEAutomorphismKey<D> {
+    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+        write!(f, "{}", self)
+    }
+}
+
+impl<D: DataMut> FillUniform for GGLWEAutomorphismKey<D> {
+    fn fill_uniform(&mut self, source: &mut Source) {
+        self.key.fill_uniform(source);
+    }
+}
+
+impl<D: DataMut> Reset for GGLWEAutomorphismKey<D>
+where
+    MatZnx<D>: Reset,
+{
+    fn reset(&mut self) {
+        self.key.reset();
+        self.p = 0;
+    }
+}
+
+impl<D: DataRef> fmt::Display for GGLWEAutomorphismKey<D> {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        write!(f, "(AutomorphismKey: p={}) {}", self.p, self.key)
+    }
+}
+
+impl GGLWEAutomorphismKey<Vec<u8>> {
+    pub fn alloc(n: usize, basek: usize, k: usize, rows: usize, digits: usize, rank: usize) -> Self {
+        GGLWEAutomorphismKey {
+            key: GGLWESwitchingKey::alloc(n, basek, k, rows, digits, rank, rank),
+            p: 0,
+        }
+    }
+
+    pub fn bytes_of(n: usize, basek: usize, k: usize, rows: usize, digits: usize, rank: usize) -> usize {
+        GGLWESwitchingKey::bytes_of(n, basek, k, rows, digits, rank, rank)
+    }
+}
+
+impl<D: Data> Infos for GGLWEAutomorphismKey<D> {
+    type Inner = MatZnx<D>;
+
+    fn inner(&self) -> &Self::Inner {
+        self.key.inner()
+    }
+
+    fn basek(&self) -> usize {
+        self.key.basek()
+    }
+
+    fn k(&self) -> usize {
+        self.key.k()
+    }
+}
+
+impl<D: Data> GGLWEAutomorphismKey<D> {
+    pub fn p(&self) -> i64 {
+        self.p
+    }
+
+    pub fn digits(&self) -> usize {
+        self.key.digits()
+    }
+
+    pub fn rank(&self) -> usize {
+        self.key.rank()
+    }
+
+    pub fn rank_in(&self) -> usize {
+        self.key.rank_in()
+    }
+
+    pub fn rank_out(&self) -> usize {
+        self.key.rank_out()
+    }
+}
+
+impl<D: DataRef> GGLWEAutomorphismKey<D> {
+    pub fn at(&self, row: usize, col: usize) -> GLWECiphertext<&[u8]> {
+        self.key.at(row, col)
+    }
+}
+
+impl<D: DataMut> GGLWEAutomorphismKey<D> {
+    pub fn at_mut(&mut self, row: usize, col: usize) -> GLWECiphertext<&mut [u8]> {
+        self.key.at_mut(row, col)
+    }
+}
+
+impl<D: DataMut> ReaderFrom for GGLWEAutomorphismKey<D> {
+    fn read_from<R: std::io::Read>(&mut self, reader: &mut R) -> std::io::Result<()> {
+        self.p = reader.read_u64::<LittleEndian>()? as i64;
+        self.key.read_from(reader)
+    }
+}
+
+impl<D: DataRef> WriterTo for GGLWEAutomorphismKey<D> {
+    fn write_to<W: std::io::Write>(&self, writer: &mut W) -> std::io::Result<()> {
+        writer.write_u64::<LittleEndian>(self.p as u64)?;
+        self.key.write_to(writer)
+    }
+}