106 lines
2.5 KiB
C#
106 lines
2.5 KiB
C#
using System;
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using Org.BouncyCastle.Utilities;
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namespace Org.BouncyCastle.Asn1
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{
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/**
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* Der T61String (also the teletex string) - 8-bit characters
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*/
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public class DerT61String
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: DerStringBase
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{
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private readonly string str;
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/**
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* return a T61 string from the passed in object.
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*
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* @exception ArgumentException if the object cannot be converted.
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*/
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public static DerT61String GetInstance(
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object obj)
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{
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if (obj == null || obj is DerT61String)
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{
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return (DerT61String)obj;
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}
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if (obj is Asn1OctetString)
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{
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return new DerT61String(((Asn1OctetString)obj).GetOctets());
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}
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if (obj is Asn1TaggedObject)
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{
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return GetInstance(((Asn1TaggedObject)obj).GetObject());
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}
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throw new ArgumentException("illegal object in GetInstance: " + obj.GetType().Name);
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}
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/**
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* return an T61 string from a tagged object.
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*
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* @param obj the tagged object holding the object we want
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* @param explicitly true if the object is meant to be explicitly
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* tagged false otherwise.
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* @exception ArgumentException if the tagged object cannot
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* be converted.
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*/
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public static DerT61String GetInstance(
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Asn1TaggedObject obj,
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bool explicitly)
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{
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return GetInstance(obj.GetObject());
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}
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/**
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* basic constructor - with bytes.
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*/
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public DerT61String(
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byte[] str)
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: this(Strings.FromByteArray(str))
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{
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}
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/**
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* basic constructor - with string.
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*/
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public DerT61String(
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string str)
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{
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if (str == null)
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throw new ArgumentNullException("str");
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this.str = str;
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}
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public override string GetString()
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{
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return str;
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}
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internal override void Encode(
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DerOutputStream derOut)
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{
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derOut.WriteEncoded(Asn1Tags.T61String, GetOctets());
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}
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public byte[] GetOctets()
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{
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return Strings.ToByteArray(str);
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}
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protected override bool Asn1Equals(
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Asn1Object asn1Object)
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{
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DerT61String other = asn1Object as DerT61String;
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if (other == null)
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return false;
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return this.str.Equals(other.str);
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}
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}
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}
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