private Certificate readPEMCertificate(InputStream in)
throws IOException, CertificateParsingException {
ASN1Sequence seq = PEM_PARSER.readPEMObject(in);
if (seq != null) {
return new X509CertificateObject(
org.ripple.bouncycastle.asn1.x509.Certificate.getInstance(seq));
}
return null;
}
private Certificate getCertificate() throws CertificateParsingException {
if (sData != null) {
while (sDataObjectCount < sData.size()) {
Object obj = sData.getObjectAt(sDataObjectCount++);
if (obj instanceof ASN1Sequence) {
return new X509CertificateObject(
org.ripple.bouncycastle.asn1.x509.Certificate.getInstance(obj));
}
}
}
return null;
}
private Certificate readDERCertificate(InputStream in)
throws IOException, CertificateParsingException {
ASN1InputStream dIn = new ASN1InputStream(in);
ASN1Sequence seq = (ASN1Sequence) dIn.readObject();
if (seq.size() > 1 && seq.getObjectAt(0) instanceof DERObjectIdentifier) {
if (seq.getObjectAt(0).equals(PKCSObjectIdentifiers.signedData)) {
sData =
new SignedData(ASN1Sequence.getInstance((ASN1TaggedObject) seq.getObjectAt(1), true))
.getCertificates();
return getCertificate();
}
}
return new X509CertificateObject(
org.ripple.bouncycastle.asn1.x509.Certificate.getInstance(seq));
}