X25519FfiAlgo class final

X25519 Diffie–Hellman key agreement backed by OpenSSL 3 via Dart FFI.

The caller loads libcrypto (e.g. via tryLoadLibCrypto) and passes the resulting DynamicLibrary in. at_chops does no auto-resolution — consumers decide their own fallback strategy.

Implemented types

Properties

hashCode int
The hash code for this object.
no setterinherited
runtimeType Type
A representation of the runtime type of the object.
no setterinherited

Methods

dh(Uint8List privateKey, Uint8List peerPublicKey) Future<Uint8List>
Compute the shared secret from privateKey and peerPublicKey.
override
generateKeyPair() Future<({Uint8List privateKey, Uint8List publicKey})>
Generate a fresh X25519 key pair via OpenSSL.
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
publicKeyFromPrivate(Uint8List privateKey) Uint8List
Derive the X25519 public key for a given 32-byte privateKey, via OpenSSL.
toString() String
A string representation of this object.
inherited

Operators

operator ==(Object other) bool
The equality operator.
inherited