Reorganized other crates

core/src/fourier_glwe/ciphertext.rs

@@ -0,0 +1,45 @@
+use backend::{Backend, Module, VecZnxDft, VecZnxDftAlloc};
+
+use crate::{Infos, div_ceil};
+
+pub struct FourierGLWECiphertext<C, B: Backend> {
+    pub data: VecZnxDft<C, B>,
+    pub basek: usize,
+    pub k: usize,
+}
+
+impl<B: Backend> FourierGLWECiphertext<Vec<u8>, B> {
+    pub fn alloc(module: &Module<B>, basek: usize, k: usize, rank: usize) -> Self {
+        Self {
+            data: module.new_vec_znx_dft(rank + 1, div_ceil(k, basek)),
+            basek: basek,
+            k: k,
+        }
+    }
+
+    pub fn bytes_of(module: &Module<B>, basek: usize, k: usize, rank: usize) -> usize {
+        module.bytes_of_vec_znx_dft(rank + 1, div_ceil(k, basek))
+    }
+}
+
+impl<T, B: Backend> Infos for FourierGLWECiphertext<T, B> {
+    type Inner = VecZnxDft<T, B>;
+
+    fn inner(&self) -> &Self::Inner {
+        &self.data
+    }
+
+    fn basek(&self) -> usize {
+        self.basek
+    }
+
+    fn k(&self) -> usize {
+        self.k
+    }
+}
+
+impl<T, B: Backend> FourierGLWECiphertext<T, B> {
+    pub fn rank(&self) -> usize {
+        self.cols() - 1
+    }
+}