diff options
Diffstat (limited to 'lib/src/main/java/com/trilead/ssh2/crypto/digest/HashForSSH2Types.java')
| -rw-r--r-- | lib/src/main/java/com/trilead/ssh2/crypto/digest/HashForSSH2Types.java | 198 |
1 files changed, 99 insertions, 99 deletions
diff --git a/lib/src/main/java/com/trilead/ssh2/crypto/digest/HashForSSH2Types.java b/lib/src/main/java/com/trilead/ssh2/crypto/digest/HashForSSH2Types.java index 30ffe0d..9127d4e 100644 --- a/lib/src/main/java/com/trilead/ssh2/crypto/digest/HashForSSH2Types.java +++ b/lib/src/main/java/com/trilead/ssh2/crypto/digest/HashForSSH2Types.java @@ -1,100 +1,100 @@ -
-package com.trilead.ssh2.crypto.digest;
-
-import java.math.BigInteger;
-import java.security.DigestException;
-import java.security.MessageDigest;
-import java.security.NoSuchAlgorithmException;
-
-/**
- * HashForSSH2Types.
- *
- * @author Christian Plattner, plattner@trilead.com
- * @version $Id: HashForSSH2Types.java,v 1.1 2007/10/15 12:49:57 cplattne Exp $
- */
-public class HashForSSH2Types
-{
- MessageDigest md;
-
- public HashForSSH2Types(MessageDigest md)
- {
- this.md = md;
- }
-
- public HashForSSH2Types(String type)
- {
- try {
- if ("SHA1".equals(type) || "MD5".equals(type)) {
- md = MessageDigest.getInstance(type);
- } else {
- throw new IllegalArgumentException("Unknown algorithm " + type);
- }
- } catch (NoSuchAlgorithmException e) {
- throw new RuntimeException("Unsupported algorithm " + type);
- }
- }
-
- public void updateByte(byte b)
- {
- /* HACK - to test it with J2ME */
- byte[] tmp = new byte[1];
- tmp[0] = b;
- md.update(tmp);
- }
-
- public void updateBytes(byte[] b)
- {
- md.update(b);
- }
-
- public void updateUINT32(int v)
- {
- md.update((byte) (v >> 24));
- md.update((byte) (v >> 16));
- md.update((byte) (v >> 8));
- md.update((byte) (v));
- }
-
- public void updateByteString(byte[] b)
- {
- updateUINT32(b.length);
- updateBytes(b);
- }
-
- public void updateBigInt(BigInteger b)
- {
- updateByteString(b.toByteArray());
- }
-
- public void reset()
- {
- md.reset();
- }
-
- public int getDigestLength()
- {
- return md.getDigestLength();
- }
-
- public byte[] getDigest()
- {
- byte[] tmp = new byte[md.getDigestLength()];
- getDigest(tmp);
- return tmp;
- }
-
- public void getDigest(byte[] out)
- {
- getDigest(out, 0);
- }
-
- public void getDigest(byte[] out, int off)
- {
- try {
- md.digest(out, off, out.length - off);
- } catch (DigestException e) {
+ +package com.trilead.ssh2.crypto.digest; + +import java.math.BigInteger; +import java.security.DigestException; +import java.security.MessageDigest; +import java.security.NoSuchAlgorithmException; + +/** + * HashForSSH2Types. + * + * @author Christian Plattner, plattner@trilead.com + * @version $Id: HashForSSH2Types.java,v 1.1 2007/10/15 12:49:57 cplattne Exp $ + */ +public class HashForSSH2Types +{ + MessageDigest md; + + public HashForSSH2Types(MessageDigest md) + { + this.md = md; + } + + public HashForSSH2Types(String type) + { + try { + if ("SHA1".equals(type) || "MD5".equals(type)) { + md = MessageDigest.getInstance(type); + } else { + throw new IllegalArgumentException("Unknown algorithm " + type); + } + } catch (NoSuchAlgorithmException e) { + throw new RuntimeException("Unsupported algorithm " + type); + } + } + + public void updateByte(byte b) + { + /* HACK - to test it with J2ME */ + byte[] tmp = new byte[1]; + tmp[0] = b; + md.update(tmp); + } + + public void updateBytes(byte[] b) + { + md.update(b); + } + + public void updateUINT32(int v) + { + md.update((byte) (v >> 24)); + md.update((byte) (v >> 16)); + md.update((byte) (v >> 8)); + md.update((byte) (v)); + } + + public void updateByteString(byte[] b) + { + updateUINT32(b.length); + updateBytes(b); + } + + public void updateBigInt(BigInteger b) + { + updateByteString(b.toByteArray()); + } + + public void reset() + { + md.reset(); + } + + public int getDigestLength() + { + return md.getDigestLength(); + } + + public byte[] getDigest() + { + byte[] tmp = new byte[md.getDigestLength()]; + getDigest(tmp); + return tmp; + } + + public void getDigest(byte[] out) + { + getDigest(out, 0); + } + + public void getDigest(byte[] out, int off) + { + try { + md.digest(out, off, out.length - off); + } catch (DigestException e) { // TODO is this right?! - throw new RuntimeException("Unable to digest", e);
- }
- }
-}
+ throw new RuntimeException("Unable to digest", e); + } + } +} |