Exemplo n.º 1
0
        /// <summary>
        /// Returns the secret key to use for initializing the Mac.
        /// </summary>
        /// <param name="algorithm">The algorithm.</param>
        /// <param name="keyMaterial">The key material.</param>
        /// <returns>The secret key.</returns>
        internal static SecretKeySpec GetSecretKey(MacAlgorithm algorithm, byte[] keyMaterial)
        {
            string algorithmName = MacAlgorithmProviderFactory.GetAlgorithmName(algorithm);
            var    signingKey    = new SecretKeySpec(keyMaterial, algorithmName);

            return(signingKey);
        }
Exemplo n.º 2
0
        /// <summary>Returns the keyed hash algorithm from the platform.</summary>
        /// <param name="algorithm">The algorithm desired.</param>
        /// <returns>The platform-specific algorithm.</returns>
        internal static Platform.KeyedHashAlgorithm GetAlgorithm(MacAlgorithm algorithm)
        {
#if SILVERLIGHT
            switch (algorithm)
            {
            case MacAlgorithm.HmacSha1:
                return(new Platform.HMACSHA1());

            case MacAlgorithm.HmacSha256:
                return(new Platform.HMACSHA256());

            default:
                throw new NotSupportedException();
            }
#else
            string algorithmName = MacAlgorithmProviderFactory.GetAlgorithmName(algorithm);
            var    result        = Platform.KeyedHashAlgorithm.Create(algorithmName);
            if (result == null)
            {
                throw new NotSupportedException();
            }

            return(result);
#endif
        }
        /// <summary>
        /// Returns the keyed hash algorithm from the platform.
        /// </summary>
        /// <param name="algorithm">The algorithm desired.</param>
        /// <returns>The platform-specific algorithm.</returns>
        internal static Platform.KeyedHashAlgorithm GetAlgorithm(MacAlgorithm algorithm)
        {
            string algorithmName = MacAlgorithmProviderFactory.GetAlgorithmName(algorithm);
            var    result        = Platform.KeyedHashAlgorithm.Create(algorithmName);

            if (result == null)
            {
                throw new NotSupportedException();
            }

            return(result);
        }
Exemplo n.º 4
0
        /// <summary>
        /// Returns the keyed hash algorithm from the platform.
        /// </summary>
        /// <param name="algorithm">The algorithm desired.</param>
        /// <returns>The platform-specific algorithm.</returns>
        internal static Mac GetAlgorithm(MacAlgorithm algorithm)
        {
            string algorithmName = MacAlgorithmProviderFactory.GetAlgorithmName(algorithm);

            try
            {
                return(Mac.GetInstance(algorithmName));
            }
            catch (Java.Security.NoSuchAlgorithmException ex)
            {
                throw new NotSupportedException(ex.Message, ex);
            }
        }
Exemplo n.º 5
0
        /// <summary>
        /// Returns the keyed hash algorithm from the platform.
        /// </summary>
        /// <param name="algorithm">The algorithm desired.</param>
        /// <returns>The platform-specific algorithm.</returns>
        internal static Mac GetAlgorithm(MacAlgorithm algorithm)
        {
            string algorithmName = MacAlgorithmProviderFactory.GetAlgorithmName(algorithm);

            return(Mac.GetInstance(algorithmName));
        }