| package org.bouncycastle.cert.test; |
| |
| import java.io.ByteArrayOutputStream; |
| import java.io.OutputStream; |
| |
| import org.bouncycastle.asn1.oiw.OIWObjectIdentifiers; |
| import org.bouncycastle.asn1.x509.AlgorithmIdentifier; |
| import org.bouncycastle.crypto.Digest; |
| import org.bouncycastle.crypto.digests.SHA1Digest; |
| import org.bouncycastle.operator.DigestCalculator; |
| |
| |
| class SHA1DigestCalculator |
| implements DigestCalculator |
| { |
| private ByteArrayOutputStream bOut = new ByteArrayOutputStream(); |
| |
| public AlgorithmIdentifier getAlgorithmIdentifier() |
| { |
| return new AlgorithmIdentifier(OIWObjectIdentifiers.idSHA1); |
| } |
| |
| public OutputStream getOutputStream() |
| { |
| return bOut; |
| } |
| |
| public byte[] getDigest() |
| { |
| byte[] bytes = bOut.toByteArray(); |
| |
| bOut.reset(); |
| |
| Digest sha1 = new SHA1Digest(); |
| |
| sha1.update(bytes, 0, bytes.length); |
| |
| byte[] digest = new byte[sha1.getDigestSize()]; |
| |
| sha1.doFinal(digest, 0); |
| |
| return digest; |
| } |
| } |