private static (int, Func <KeyedHashAlgorithm>) Dict(HmacTypes type)
{
return(type switch
{
HmacTypes.HmacMd5 => (128, () => new HMACMD5()),
HmacTypes.HmacSha1 => (160, () => new HMACSHA1()),
HmacTypes.HmacSha256 => (256, () => new HMACSHA256()),
HmacTypes.HmacSha384 => (384, () => new HMACSHA384()),
HmacTypes.HmacSha512 => (512, () => new HMACSHA512()),
_ => throw new ArgumentOutOfRangeException(nameof(type), type, null)
});
public static IHMAC Create(HmacTypes type, byte[] key) => Factory.Create(type, key);
public static IHMAC Create(HmacTypes type, string key, Encoding encoding = null) => Factory.Create(type, key, encoding);
internal HmacFunction(HmacTypes type, byte[] key)
{
_hmacConfig = HmacTable.Map(type);
HashType = type;
Key = key;
}
public static IHMAC Create(HmacTypes type, byte[] key) => new HmacFunction(type, key);
public static IHMAC Create(HmacTypes type, string key, Encoding encoding = null) => new HmacFunction(type, encoding.SafeEncodingValue().GetBytes(key));