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109 lines
2.6 KiB
109 lines
2.6 KiB
#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.Crypto.Utilities; |
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using BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities; |
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namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Digests |
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{ |
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/** |
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* Draft FIPS 180-2 implementation of SHA-384. <b>Note:</b> As this is |
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* based on a draft this implementation is subject to change. |
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* |
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* <pre> |
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* block word digest |
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* SHA-1 512 32 160 |
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* SHA-256 512 32 256 |
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* SHA-384 1024 64 384 |
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* SHA-512 1024 64 512 |
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* </pre> |
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*/ |
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[BestHTTP.PlatformSupport.IL2CPP.Il2CppEagerStaticClassConstructionAttribute] |
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public class Sha384Digest |
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: LongDigest |
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{ |
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private const int DigestLength = 48; |
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public Sha384Digest() |
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{ |
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} |
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/** |
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* Copy constructor. This will copy the state of the provided |
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* message digest. |
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*/ |
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public Sha384Digest( |
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Sha384Digest t) |
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: base(t) |
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{ |
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} |
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public override string AlgorithmName |
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{ |
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get { return "SHA-384"; } |
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} |
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public override int GetDigestSize() |
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{ |
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return DigestLength; |
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} |
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public override int DoFinal( |
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byte[] output, |
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int outOff) |
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{ |
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Finish(); |
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Pack.UInt64_To_BE(H1, output, outOff); |
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Pack.UInt64_To_BE(H2, output, outOff + 8); |
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Pack.UInt64_To_BE(H3, output, outOff + 16); |
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Pack.UInt64_To_BE(H4, output, outOff + 24); |
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Pack.UInt64_To_BE(H5, output, outOff + 32); |
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Pack.UInt64_To_BE(H6, output, outOff + 40); |
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Reset(); |
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return DigestLength; |
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} |
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/** |
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* reset the chaining variables |
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*/ |
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public override void Reset() |
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{ |
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base.Reset(); |
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/* SHA-384 initial hash value |
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* The first 64 bits of the fractional parts of the square roots |
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* of the 9th through 16th prime numbers |
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*/ |
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H1 = 0xcbbb9d5dc1059ed8; |
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H2 = 0x629a292a367cd507; |
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H3 = 0x9159015a3070dd17; |
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H4 = 0x152fecd8f70e5939; |
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H5 = 0x67332667ffc00b31; |
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H6 = 0x8eb44a8768581511; |
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H7 = 0xdb0c2e0d64f98fa7; |
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H8 = 0x47b5481dbefa4fa4; |
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} |
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public override IMemoable Copy() |
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{ |
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return new Sha384Digest(this); |
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} |
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public override void Reset(IMemoable other) |
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{ |
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Sha384Digest d = (Sha384Digest)other; |
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CopyIn(d); |
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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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