public override byte[] DeriveKeyFromHmac(
ECDiffieHellmanPublicKey otherPartyPublicKey,
HashAlgorithmName hashAlgorithm,
byte[] hmacKey,
byte[] secretPrepend,
byte[] secretAppend)
{
if (otherPartyPublicKey == null)
{
throw new ArgumentNullException(nameof(otherPartyPublicKey));
}
if (string.IsNullOrEmpty(hashAlgorithm.Name))
{
throw new ArgumentException(SR.Cryptography_HashAlgorithmNameNullOrEmpty, nameof(hashAlgorithm));
}
ThrowIfDisposed();
return(ECDiffieHellmanDerivation.DeriveKeyFromHmac(
otherPartyPublicKey,
hashAlgorithm,
hmacKey,
secretPrepend,
secretAppend,
(pubKey, hasher) => DeriveSecretAgreement(pubKey, hasher)));
}
public override byte[] DeriveKeyFromHmac(
ECDiffieHellmanPublicKey otherPartyPublicKey,
HashAlgorithmName hashAlgorithm,
byte[]?hmacKey,
byte[]?secretPrepend,
byte[]?secretAppend)
{
ArgumentNullException.ThrowIfNull(otherPartyPublicKey);
ArgumentException.ThrowIfNullOrEmpty(hashAlgorithm.Name, nameof(hashAlgorithm));
ThrowIfDisposed();
return(ECDiffieHellmanDerivation.DeriveKeyFromHmac(
otherPartyPublicKey,
hashAlgorithm,
hmacKey,
secretPrepend,
secretAppend,
DeriveSecretAgreement));
}