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72 lines
2.0 KiB
72 lines
2.0 KiB
1 year ago
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#if !BESTHTTP_DISABLE_ALTERNATE_SSL && (!UNITY_WEBGL || UNITY_EDITOR)
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#pragma warning disable
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using System;
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using BestHTTP.SecureProtocol.Org.BouncyCastle.Tls.Crypto;
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using BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities;
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namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Tls
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{
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/// <summary>A combined hash, which implements md5(m) || sha1(m).</summary>
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public class CombinedHash
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: TlsHash
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{
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protected readonly TlsContext m_context;
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protected readonly TlsCrypto m_crypto;
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protected readonly TlsHash m_md5;
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protected readonly TlsHash m_sha1;
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internal CombinedHash(TlsContext context, TlsHash md5, TlsHash sha1)
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{
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this.m_context = context;
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this.m_crypto = context.Crypto;
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this.m_md5 = md5;
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this.m_sha1 = sha1;
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}
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public CombinedHash(TlsCrypto crypto)
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{
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this.m_crypto = crypto;
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this.m_md5 = crypto.CreateHash(CryptoHashAlgorithm.md5);
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this.m_sha1 = crypto.CreateHash(CryptoHashAlgorithm.sha1);
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}
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public CombinedHash(CombinedHash t)
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{
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this.m_context = t.m_context;
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this.m_crypto = t.m_crypto;
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this.m_md5 = t.m_md5.CloneHash();
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this.m_sha1 = t.m_sha1.CloneHash();
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}
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public virtual void Update(byte[] input, int inOff, int len)
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{
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m_md5.Update(input, inOff, len);
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m_sha1.Update(input, inOff, len);
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}
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public virtual byte[] CalculateHash()
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{
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if (null != m_context && TlsUtilities.IsSsl(m_context))
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{
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Ssl3Utilities.CompleteCombinedHash(m_context, m_md5, m_sha1);
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}
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return Arrays.Concatenate(m_md5.CalculateHash(), m_sha1.CalculateHash());
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}
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public virtual TlsHash CloneHash()
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{
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return new CombinedHash(this);
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}
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public virtual void Reset()
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{
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m_md5.Reset();
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m_sha1.Reset();
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}
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}
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}
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#pragma warning restore
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#endif
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