Merge pull request #325 from rubdos/const_fn_for_scalar_from_bits

Make Scalar::from_bits a const fn.
dalek-cryptography · May 29, 2020 · e342f25 · e342f25
2 parents 805cdbf + 3a61a0b
commit e342f25
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/scalar.rs b/src/scalar.rs
@@ -243,7 +243,7 @@ impl Scalar {
     /// This function is intended for applications like X25519 which
     /// require specific bit-patterns when performing scalar
     /// multiplication.
-    pub fn from_bits(bytes: [u8; 32]) -> Scalar {
+    pub const fn from_bits(bytes: [u8; 32]) -> Scalar {
         let mut s = Scalar{bytes};
         // Ensure that s < 2^255 by masking the high bit
         s.bytes[31] &= 0b0111_1111;