what-the-bank/sources/org/bouncycastle/jce/provider/X509CertPairParser.java

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2024-07-27 18:17:47 +07:00
package org.bouncycastle.jce.provider;
import java.io.BufferedInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.security.cert.CertificateParsingException;
import java.util.ArrayList;
import java.util.Collection;
import org.bouncycastle.asn1.ASN1InputStream;
import org.bouncycastle.asn1.ASN1Sequence;
import org.bouncycastle.asn1.x509.CertificatePair;
import org.bouncycastle.x509.X509CertificatePair;
import org.bouncycastle.x509.X509StreamParserSpi;
import org.bouncycastle.x509.util.StreamParsingException;
/* loaded from: classes6.dex */
public class X509CertPairParser extends X509StreamParserSpi {
private InputStream currentStream = null;
@Override // org.bouncycastle.x509.X509StreamParserSpi
public Collection engineReadAll() throws StreamParsingException {
ArrayList arrayList = new ArrayList();
while (true) {
X509CertificatePair x509CertificatePair = (X509CertificatePair) engineRead();
if (x509CertificatePair == null) {
return arrayList;
}
arrayList.add(x509CertificatePair);
}
}
@Override // org.bouncycastle.x509.X509StreamParserSpi
public Object engineRead() throws StreamParsingException {
try {
this.currentStream.mark(10);
if (this.currentStream.read() == -1) {
return null;
}
this.currentStream.reset();
return readDERCrossCertificatePair(this.currentStream);
} catch (Exception e) {
throw new StreamParsingException(e.toString(), e);
}
}
@Override // org.bouncycastle.x509.X509StreamParserSpi
public void engineInit(InputStream inputStream) {
this.currentStream = inputStream;
if (inputStream.markSupported()) {
return;
}
this.currentStream = new BufferedInputStream(this.currentStream);
}
private X509CertificatePair readDERCrossCertificatePair(InputStream inputStream) throws IOException, CertificateParsingException {
return new X509CertificatePair(CertificatePair.getInstance((ASN1Sequence) new ASN1InputStream(inputStream).readObject()));
}
}