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86 lines
2.5 KiB
86 lines
2.5 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 System.IO; |
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namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Asn1 |
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{ |
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public abstract class Asn1Object |
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: Asn1Encodable |
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{ |
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public override void EncodeTo(Stream output) |
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{ |
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Asn1OutputStream.Create(output).WriteObject(this); |
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} |
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public override void EncodeTo(Stream output, string encoding) |
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{ |
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Asn1OutputStream.Create(output, encoding).WriteObject(this); |
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} |
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/// <summary>Create a base ASN.1 object from a byte array.</summary> |
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/// <param name="data">The byte array to parse.</param> |
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/// <returns>The base ASN.1 object represented by the byte array.</returns> |
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/// <exception cref="IOException"> |
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/// If there is a problem parsing the data, or parsing an object did not exhaust the available data. |
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/// </exception> |
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public static Asn1Object FromByteArray( |
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byte[] data) |
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{ |
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try |
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{ |
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MemoryStream input = new MemoryStream(data, false); |
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Asn1InputStream asn1 = new Asn1InputStream(input, data.Length); |
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Asn1Object result = asn1.ReadObject(); |
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if (input.Position != input.Length) |
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throw new IOException("extra data found after object"); |
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return result; |
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} |
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catch (InvalidCastException) |
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{ |
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throw new IOException("cannot recognise object in byte array"); |
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} |
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} |
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/// <summary>Read a base ASN.1 object from a stream.</summary> |
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/// <param name="inStr">The stream to parse.</param> |
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/// <returns>The base ASN.1 object represented by the byte array.</returns> |
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/// <exception cref="IOException">If there is a problem parsing the data.</exception> |
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public static Asn1Object FromStream( |
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Stream inStr) |
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{ |
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try |
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{ |
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return new Asn1InputStream(inStr).ReadObject(); |
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} |
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catch (InvalidCastException) |
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{ |
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throw new IOException("cannot recognise object in stream"); |
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} |
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} |
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public sealed override Asn1Object ToAsn1Object() |
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{ |
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return this; |
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} |
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internal abstract int EncodedLength(bool withID); |
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internal abstract void Encode(Asn1OutputStream asn1Out, bool withID); |
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protected abstract bool Asn1Equals(Asn1Object asn1Object); |
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protected abstract int Asn1GetHashCode(); |
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internal bool CallAsn1Equals(Asn1Object obj) |
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{ |
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return Asn1Equals(obj); |
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} |
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internal int CallAsn1GetHashCode() |
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{ |
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return Asn1GetHashCode(); |
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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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