MacAlgorithm
RFC 2246
namespace Org.BouncyCastle.Tls
{
public abstract class MacAlgorithm
{
public const int cls_null = 0;
public const int md5 = 1;
public const int sha = 2;
public const int hmac_md5 = 1;
public const int hmac_sha1 = 2;
public const int hmac_sha256 = 3;
public const int hmac_sha384 = 4;
public const int hmac_sha512 = 5;
public static string GetName(int macAlgorithm)
{
switch (macAlgorithm) {
case 0:
return "null";
case 1:
return "hmac_md5";
case 2:
return "hmac_sha1";
case 3:
return "hmac_sha256";
case 4:
return "hmac_sha384";
case 5:
return "hmac_sha512";
default:
return "UNKNOWN";
}
}
public static string GetText(int macAlgorithm)
{
return GetName(macAlgorithm) + "(" + macAlgorithm.ToString() + ")";
}
public static bool IsHmac(int macAlgorithm)
{
if ((uint)(macAlgorithm - 1) <= 4)
return true;
return false;
}
}
}