src/org/bouncycastle/asn1/x509/CertificateList.java

   1
   2 package org.bouncycastle.asn1.x509;
   3
   4 import org.bouncycastle.asn1.*;
   5 import org.bouncycastle.asn1.pkcs.*;
   6
   7 /**
   8  * PKIX RFC-2459
   9  *
  10  * The X.509 v2 CRL syntax is as follows.  For signature calculation,
  11  * the data that is to be signed is ASN.1 DER encoded.
  12  *
  13  * <pre>
  14  * CertificateList  ::=  SEQUENCE  {
  15  *      tbsCertList          TBSCertList,
  16  *      signatureAlgorithm   AlgorithmIdentifier,
  17  *      signatureValue       BIT STRING  }
  18  * </pre>
  19  */
  20
  21 public class CertificateList
  22         implements DEREncodable
  23 {
  24         DERConstructedSequence seq;
  25
  26         TBSCertList                     tbsCertList;
  27         AlgorithmIdentifier     sigAlgId;
  28         DERBitString            sig;
  29
  30     public CertificateList(
  31         DERConstructedSequence seq)
  32     {
  33                 this.seq = seq;
  34
  35                 if ( seq.getObjectAt(0) instanceof TBSCertList )
  36                 {
  37                         tbsCertList = (TBSCertList)seq.getObjectAt(0);
  38                 }
  39                 else
  40                 {
  41                         tbsCertList = new TBSCertList((DERConstructedSequence)seq.getObjectAt(0));
  42                 }
  43
  44                 if ( seq.getObjectAt(1) instanceof AlgorithmIdentifier )
  45                 {
  46                         sigAlgId = (AlgorithmIdentifier)seq.getObjectAt(1);
  47                 }
  48                 else
  49                 {
  50                         sigAlgId = new AlgorithmIdentifier((DERConstructedSequence)seq.getObjectAt(1));
  51                 }
  52
  53                 sig = (DERBitString)seq.getObjectAt(2);
  54         }
  55
  56         public TBSCertList getTBSCertList()
  57         {
  58                 return tbsCertList;
  59         }
  60
  61         public TBSCertList.CRLEntry[] getRevokedCertificates()
  62         {
  63                 return tbsCertList.getRevokedCertificates();
  64         }
  65
  66         public AlgorithmIdentifier getSignatureAlgorithm()
  67         {
  68                 return sigAlgId;
  69         }
  70
  71         public DERBitString getSignature()
  72         {
  73                 return sig;
  74         }
  75
  76         public int getVersion()
  77         {
  78                 return tbsCertList.getVersion();
  79         }
  80
  81         public X509Name getIssuer()
  82         {
  83                 return tbsCertList.getIssuer();
  84         }
  85
  86         public DERUTCTime getThisUpdate()
  87         {
  88                 return tbsCertList.getThisUpdate();
  89         }
  90
  91         public DERUTCTime getNextUpdate()
  92         {
  93                 return tbsCertList.getNextUpdate();
  94         }
  95
  96         public DERObject getDERObject()
  97         {
  98                 return seq;
  99         }
 100 }
 101