Added VecZnxBorrow

base2k/src/infos.rs

@@ -1,4 +1,4 @@
-use crate::{VecZnx, VmpPMat};
+use crate::{VecZnx, VecZnxBorrow, VmpPMat};
 
 pub trait Infos {
     /// Returns the ring degree of the receiver.
@@ -46,6 +46,33 @@ impl Infos for VecZnx {
     }
 }
 
+impl Infos for VecZnxBorrow {
+    /// Returns the base 2 logarithm of the [VecZnx] degree.
+    fn log_n(&self) -> usize {
+        (usize::BITS - (self.n - 1).leading_zeros()) as _
+    }
+
+    /// Returns the [VecZnx] degree.
+    fn n(&self) -> usize {
+        self.n
+    }
+
+    /// Returns the number of limbs of the [VecZnx].
+    fn limbs(&self) -> usize {
+        self.limbs
+    }
+
+    /// Returns the number of limbs of the [VecZnx].
+    fn cols(&self) -> usize {
+        self.limbs
+    }
+
+    /// Returns the number of limbs of the [VecZnx].
+    fn rows(&self) -> usize {
+        1
+    }
+}
+
 impl Infos for VmpPMat {
     /// Returns the ring dimension of the [VmpPMat].
     fn n(&self) -> usize {