99 lines
2.8 KiB
C#
99 lines
2.8 KiB
C#
#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 System.IO;
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namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Tls
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{
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/**
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* RFC 5246 7.4.1.4.1
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*/
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public class SignatureAndHashAlgorithm
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{
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protected readonly byte mHash;
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protected readonly byte mSignature;
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/**
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* @param hash {@link HashAlgorithm}
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* @param signature {@link SignatureAlgorithm}
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*/
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public SignatureAndHashAlgorithm(byte hash, byte signature)
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{
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if (!TlsUtilities.IsValidUint8(hash))
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{
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throw new ArgumentException("should be a uint8", "hash");
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}
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if (!TlsUtilities.IsValidUint8(signature))
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{
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throw new ArgumentException("should be a uint8", "signature");
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}
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if (signature == SignatureAlgorithm.anonymous)
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{
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throw new ArgumentException("MUST NOT be \"anonymous\"", "signature");
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}
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this.mHash = hash;
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this.mSignature = signature;
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}
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/**
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* @return {@link HashAlgorithm}
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*/
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public virtual byte Hash
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{
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get { return mHash; }
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}
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/**
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* @return {@link SignatureAlgorithm}
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*/
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public virtual byte Signature
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{
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get { return mSignature; }
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}
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public override bool Equals(object obj)
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{
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if (!(obj is SignatureAndHashAlgorithm))
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{
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return false;
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}
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SignatureAndHashAlgorithm other = (SignatureAndHashAlgorithm)obj;
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return other.Hash == Hash && other.Signature == Signature;
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}
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public override int GetHashCode()
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{
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return ((int)Hash << 16) | (int)Signature;
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}
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/**
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* Encode this {@link SignatureAndHashAlgorithm} to a {@link Stream}.
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*
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* @param output the {@link Stream} to encode to.
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* @throws IOException
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*/
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public virtual void Encode(Stream output)
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{
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TlsUtilities.WriteUint8(Hash, output);
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TlsUtilities.WriteUint8(Signature, output);
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}
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/**
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* Parse a {@link SignatureAndHashAlgorithm} from a {@link Stream}.
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*
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* @param input the {@link Stream} to parse from.
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* @return a {@link SignatureAndHashAlgorithm} object.
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* @throws IOException
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*/
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public static SignatureAndHashAlgorithm Parse(Stream input)
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{
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byte hash = TlsUtilities.ReadUint8(input);
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byte signature = TlsUtilities.ReadUint8(input);
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return new SignatureAndHashAlgorithm(hash, signature);
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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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