50 lines
1.6 KiB
C#
50 lines
1.6 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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namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Prng.Drbg
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{
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/**
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* Interface to SP800-90A deterministic random bit generators.
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*/
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public interface ISP80090Drbg
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{
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/**
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* Return the block size of the DRBG.
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*
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* @return the block size (in bits) produced by each round of the DRBG.
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*/
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int BlockSize { get; }
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/**
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* Populate a passed in array with random data.
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*
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* @param output output array for generated bits.
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* @param additionalInput additional input to be added to the DRBG in this step.
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* @param predictionResistant true if a reseed should be forced, false otherwise.
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*
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* @return number of bits generated, -1 if a reseed required.
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*/
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int Generate(byte[] output, int outputOff, int outputLen, byte[] additionalInput, bool predictionResistant);
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#if NETCOREAPP2_1_OR_GREATER || NETSTANDARD2_1_OR_GREATER || _UNITY_2021_2_OR_NEWER_
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int Generate(Span<byte> output, bool predictionResistant);
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int GenerateWithInput(Span<byte> output, ReadOnlySpan<byte> additionalInput, bool predictionResistant);
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#endif
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/**
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* Reseed the DRBG.
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*
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* @param additionalInput additional input to be added to the DRBG in this step.
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*/
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void Reseed(byte[] additionalInput);
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#if NETCOREAPP2_1_OR_GREATER || NETSTANDARD2_1_OR_GREATER || _UNITY_2021_2_OR_NEWER_
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void Reseed(ReadOnlySpan<byte> additionalInput);
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#endif
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}
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}
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#pragma warning restore
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#endif
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