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using System;
using Org.BouncyCastle.Utilities;
namespace Org.BouncyCastle.Asn1.Tsp
{
public class Accuracy
: Asn1Encodable
{
private readonly DerInteger seconds;
private readonly DerInteger millis;
private readonly DerInteger micros;
// constants
protected const int MinMillis = 1;
protected const int MaxMillis = 999;
protected const int MinMicros = 1;
protected const int MaxMicros = 999;
public Accuracy(
DerInteger seconds,
DerInteger millis,
DerInteger micros)
{
if (null != millis)
{
int millisValue = millis.IntValueExact;
if (millisValue < MinMillis || millisValue > MaxMillis)
throw new ArgumentException("Invalid millis field : not in (1..999)");
}
if (null != micros)
{
int microsValue = micros.IntValueExact;
if (microsValue < MinMicros || microsValue > MaxMicros)
throw new ArgumentException("Invalid micros field : not in (1..999)");
}
this.seconds = seconds;
this.millis = millis;
this.micros = micros;
}
private Accuracy(
Asn1Sequence seq)
{
for (int i = 0; i < seq.Count; ++i)
{
// seconds
if (seq[i] is DerInteger)
{
seconds = (DerInteger) seq[i];
}
else if (seq[i] is Asn1TaggedObject)
{
Asn1TaggedObject extra = (Asn1TaggedObject)seq[i];
switch (extra.TagNo)
{
case 0:
millis = DerInteger.GetInstance(extra, false);
int millisValue = millis.IntValueExact;
if (millisValue < MinMillis || millisValue > MaxMillis)
throw new ArgumentException("Invalid millis field : not in (1..999)");
break;
case 1:
micros = DerInteger.GetInstance(extra, false);
int microsValue = micros.IntValueExact;
if (microsValue < MinMicros || microsValue > MaxMicros)
throw new ArgumentException("Invalid micros field : not in (1..999)");
break;
default:
throw new ArgumentException("Invalid tag number");
}
}
}
}
public static Accuracy GetInstance(object obj)
{
if (obj is Accuracy)
return (Accuracy)obj;
if (obj == null)
return null;
return new Accuracy(Asn1Sequence.GetInstance(obj));
}
public DerInteger Seconds
{
get { return seconds; }
}
public DerInteger Millis
{
get { return millis; }
}
public DerInteger Micros
{
get { return micros; }
}
/**
* <pre>
* Accuracy ::= SEQUENCE {
* seconds INTEGER OPTIONAL,
* millis [0] INTEGER (1..999) OPTIONAL,
* micros [1] INTEGER (1..999) OPTIONAL
* }
* </pre>
*/
public override Asn1Object ToAsn1Object()
{
Asn1EncodableVector v = new Asn1EncodableVector(3);
v.AddOptional(seconds);
v.AddOptionalTagged(false, 0, millis);
v.AddOptionalTagged(false, 1, micros);
return new DerSequence(v);
}
}
}
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