Files
libraries-tivadar-besthttp/Runtime/3rdParty/BouncyCastle/tls/crypto/impl/bc/BcTlsHmac.cs
2026-07-03 05:02:26 +03:00

74 lines
1.8 KiB
C#

#if !BESTHTTP_DISABLE_ALTERNATE_SSL && (!UNITY_WEBGL || UNITY_EDITOR)
#pragma warning disable
using System;
using Best.HTTP.SecureProtocol.Org.BouncyCastle.Crypto.Macs;
using Best.HTTP.SecureProtocol.Org.BouncyCastle.Crypto.Parameters;
namespace Best.HTTP.SecureProtocol.Org.BouncyCastle.Tls.Crypto.Impl.BC
{
internal sealed class BcTlsHmac
: TlsHmac
{
private readonly HMac m_hmac;
internal BcTlsHmac(HMac hmac)
{
this.m_hmac = hmac;
}
public void SetKey(byte[] key, int keyOff, int keyLen)
{
m_hmac.Init(new KeyParameter(key, keyOff, keyLen));
}
#if NETCOREAPP2_1_OR_GREATER || NETSTANDARD2_1_OR_GREATER || UNITY_2021_2_OR_NEWER
public void SetKey(ReadOnlySpan<byte> key)
{
m_hmac.Init(new KeyParameter(key));
}
#endif
public void Update(byte[] input, int inOff, int length)
{
m_hmac.BlockUpdate(input, inOff, length);
}
#if NETCOREAPP2_1_OR_GREATER || NETSTANDARD2_1_OR_GREATER || UNITY_2021_2_OR_NEWER
public void Update(ReadOnlySpan<byte> input)
{
m_hmac.BlockUpdate(input);
}
#endif
public byte[] CalculateMac()
{
byte[] rv = new byte[m_hmac.GetMacSize()];
m_hmac.DoFinal(rv, 0);
return rv;
}
public void CalculateMac(byte[] output, int outOff)
{
m_hmac.DoFinal(output, outOff);
}
public int InternalBlockSize
{
get { return m_hmac.GetUnderlyingDigest().GetByteLength(); }
}
public int MacLength
{
get { return m_hmac.GetMacSize(); }
}
public void Reset()
{
m_hmac.Reset();
}
}
}
#pragma warning restore
#endif