Merging upstream version 1.71.1+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 20 insertions, 0 deletions

diff --git a/vendor/elliptic-curve/src/voprf.rs b/vendor/elliptic-curve/src/voprf.rs
new file mode 100644
index 000000000..68f2abf18
--- /dev/null
+++ b/vendor/elliptic-curve/src/voprf.rs
@@ -0,0 +1,20 @@
+//! Verifiable Oblivious Pseudorandom Function (VOPRF) using prime order groups
+//!
+//! <https://datatracker.ietf.org/doc/draft-irtf-cfrg-voprf/>
+
+use crate::PrimeCurve;
+
+/// Elliptic curve parameters used by VOPRF.
+pub trait VoprfParameters: PrimeCurve {
+    /// The `ID` parameter which identifies a particular elliptic curve
+    /// as defined in [section 4 of `draft-irtf-cfrg-voprf-19`][voprf].
+    ///
+    /// [voprf]: https://www.ietf.org/archive/id/draft-irtf-cfrg-voprf-19.html#name-ciphersuites-2
+    const ID: &'static str;
+
+    /// The `Hash` parameter which assigns a particular hash function to this
+    /// ciphersuite as defined in [section 4 of `draft-irtf-cfrg-voprf-19`][voprf].
+    ///
+    /// [voprf]: https://www.ietf.org/archive/id/draft-irtf-cfrg-voprf-19.html#name-ciphersuites-2
+    type Hash: digest::Digest;
+}