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using System;
using Org.BouncyCastle.Utilities;
namespace Org.BouncyCastle.Asn1.IsisMtt.X509
{
/**
* A declaration of majority.
* <p/>
* <pre>
* DeclarationOfMajoritySyntax ::= CHOICE
* {
* notYoungerThan [0] IMPLICIT INTEGER,
* fullAgeAtCountry [1] IMPLICIT SEQUENCE
* {
* fullAge BOOLEAN DEFAULT TRUE,
* country PrintableString (SIZE(2))
* }
* dateOfBirth [2] IMPLICIT GeneralizedTime
* }
* </pre>
* <p/>
* fullAgeAtCountry indicates the majority of the owner with respect to the laws
* of a specific country.
*/
public class DeclarationOfMajority
: Asn1Encodable, IAsn1Choice
{
public enum Choice
{
NotYoungerThan = 0,
FullAgeAtCountry = 1,
DateOfBirth = 2
};
private readonly Asn1TaggedObject m_declaration;
public DeclarationOfMajority(int notYoungerThan)
{
m_declaration = new DerTaggedObject(false, 0, new DerInteger(notYoungerThan));
}
public DeclarationOfMajority(bool fullAge, string country)
{
if (country.Length > 2)
throw new ArgumentException("country can only be 2 characters", nameof(country));
DerPrintableString countryString = new DerPrintableString(country, true);
DerSequence seq;
if (fullAge)
{
seq = new DerSequence(countryString);
}
else
{
seq = new DerSequence(DerBoolean.False, countryString);
}
m_declaration = new DerTaggedObject(false, 1, seq);
}
public DeclarationOfMajority(Asn1GeneralizedTime dateOfBirth)
{
m_declaration = new DerTaggedObject(false, 2, dateOfBirth);
}
public static DeclarationOfMajority GetInstance(object obj)
{
if (obj == null)
return null;
if (obj is DeclarationOfMajority declarationOfMajority)
return declarationOfMajority;
if (obj is Asn1TaggedObject taggedObject)
return new DeclarationOfMajority(Asn1Utilities.CheckContextTag(taggedObject));
throw new ArgumentException("unknown object in factory: " + Platform.GetTypeName(obj), nameof(obj));
}
private DeclarationOfMajority(Asn1TaggedObject o)
{
if (o.TagNo > 2)
throw new ArgumentException("Bad tag number: " + o.TagNo);
m_declaration = o;
}
/**
* Produce an object suitable for an Asn1OutputStream.
* <p/>
* Returns:
* <p/>
* <pre>
* DeclarationOfMajoritySyntax ::= CHOICE
* {
* notYoungerThan [0] IMPLICIT INTEGER,
* fullAgeAtCountry [1] IMPLICIT SEQUENCE
* {
* fullAge BOOLEAN DEFAULT TRUE,
* country PrintableString (SIZE(2))
* }
* dateOfBirth [2] IMPLICIT GeneralizedTime
* }
* </pre>
*
* @return an Asn1Object
*/
public override Asn1Object ToAsn1Object()
{
return m_declaration;
}
public Choice Type
{
get { return (Choice)m_declaration.TagNo; }
}
/**
* @return notYoungerThan if that's what we are, -1 otherwise
*/
public virtual int NotYoungerThan
{
get
{
switch (Type)
{
case Choice.NotYoungerThan:
return DerInteger.GetInstance(m_declaration, false).IntValueExact;
default:
return -1;
}
}
}
public virtual Asn1Sequence FullAgeAtCountry
{
get
{
switch (Type)
{
case Choice.FullAgeAtCountry:
return Asn1Sequence.GetInstance(m_declaration, false);
default:
return null;
}
}
}
public virtual Asn1GeneralizedTime DateOfBirth
{
get
{
switch (Type)
{
case Choice.DateOfBirth:
return Asn1GeneralizedTime.GetInstance(m_declaration, false);
default:
return null;
}
}
}
}
}
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