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author | Ade Lee <alee@redhat.com> | 2011-12-07 16:58:12 -0500 |
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committer | Ade Lee <alee@redhat.com> | 2011-12-07 16:58:12 -0500 |
commit | 32150d3ee32f8ac27118af7c792794b538c78a2f (patch) | |
tree | 52dd96f664a6fa51be25b28b6f10adc5f2c9f660 /pki/base/util/src/netscape/security/x509/AlgIdDSA.java | |
parent | f05d58a46795553beb8881039cc922974b40db34 (diff) | |
download | pki-32150d3ee32f8ac27118af7c792794b538c78a2f.tar.gz pki-32150d3ee32f8ac27118af7c792794b538c78a2f.tar.xz pki-32150d3ee32f8ac27118af7c792794b538c78a2f.zip |
Formatting
Formatted project according to eclipse project settings
Diffstat (limited to 'pki/base/util/src/netscape/security/x509/AlgIdDSA.java')
-rw-r--r-- | pki/base/util/src/netscape/security/x509/AlgIdDSA.java | 167 |
1 files changed, 81 insertions, 86 deletions
diff --git a/pki/base/util/src/netscape/security/x509/AlgIdDSA.java b/pki/base/util/src/netscape/security/x509/AlgIdDSA.java index 4e7030ce4..806f1a073 100644 --- a/pki/base/util/src/netscape/security/x509/AlgIdDSA.java +++ b/pki/base/util/src/netscape/security/x509/AlgIdDSA.java @@ -26,25 +26,23 @@ import netscape.security.util.BigInt; import netscape.security.util.DerOutputStream; import netscape.security.util.DerValue; - /** - * This class identifies DSS/DSA Algorithm variants, which are distinguished - * by using different algorithm parameters <em>P, Q, G</em>. It uses the - * NIST/IETF standard DER encoding. These are used to implement the Digital - * Signature Standard (DSS), FIPS 186. - * - * <P><em><b>NOTE:</b> At this time, DSS/DSA Algorithm IDs must always + * This class identifies DSS/DSA Algorithm variants, which are distinguished by + * using different algorithm parameters <em>P, Q, G</em>. It uses the NIST/IETF + * standard DER encoding. These are used to implement the Digital Signature + * Standard (DSS), FIPS 186. + * + * <P> + * <em><b>NOTE:</b> At this time, DSS/DSA Algorithm IDs must always * include these parameters. Use of DSS/DSA in modes where parameters are * either implicit (e.g. a default applicable to a site or a larger scope), * or are derived from some Certificate Authority's DSS certificate, is * not currently supported. </em> - * + * * @version 1.31 * @author David Brownell */ -public final -class AlgIdDSA extends AlgorithmId implements DSAParams -{ +public final class AlgIdDSA extends AlgorithmId implements DSAParams { /** * */ @@ -52,133 +50,130 @@ class AlgIdDSA extends AlgorithmId implements DSAParams /* * The three unsigned integer parameters. */ - private BigInteger p , q, g; + private BigInteger p, q, g; /** Returns the DSS/DSA parameter "P" */ - public BigInteger getP () { return p; } + public BigInteger getP() { + return p; + } /** Returns the DSS/DSA parameter "Q" */ - public BigInteger getQ () { return q; } + public BigInteger getQ() { + return q; + } /** Returns the DSS/DSA parameter "G" */ - public BigInteger getG () { return g; } + public BigInteger getG() { + return g; + } /** - * Default constructor. The OID and parameters must be - * deserialized before this algorithm ID is used. + * Default constructor. The OID and parameters must be deserialized before + * this algorithm ID is used. */ // XXX deprecated for general use - public AlgIdDSA () {} + public AlgIdDSA() { + } - AlgIdDSA (DerValue val) throws IOException - { super(val.getOID()); } + AlgIdDSA(DerValue val) throws IOException { + super(val.getOID()); + } /** - * Construct an AlgIdDSA from an X.509 encoded byte array. + * Construct an AlgIdDSA from an X.509 encoded byte array. */ - public AlgIdDSA (byte[] encodedAlg) throws IOException - { super (new DerValue(encodedAlg).getOID()); } + public AlgIdDSA(byte[] encodedAlg) throws IOException { + super(new DerValue(encodedAlg).getOID()); + } /** - * Constructs a DSS/DSA Algorithm ID from unsigned integers that - * define the algorithm parameters. Those integers are encoded - * as big-endian byte arrays. - * + * Constructs a DSS/DSA Algorithm ID from unsigned integers that define the + * algorithm parameters. Those integers are encoded as big-endian byte + * arrays. + * * @param p the DSS/DSA paramter "P" * @param q the DSS/DSA paramter "Q" * @param g the DSS/DSA paramter "G" */ - public AlgIdDSA (byte p [], byte q [], byte g []) - throws IOException - { - this (new BigInteger (1, p), - new BigInteger (1, q), - new BigInteger (1, g)); + public AlgIdDSA(byte p[], byte q[], byte g[]) throws IOException { + this(new BigInteger(1, p), new BigInteger(1, q), new BigInteger(1, g)); } /** * Constructs a DSS/DSA Algorithm ID from numeric parameters. - * + * * @param p the DSS/DSA paramter "P" * @param q the DSS/DSA paramter "Q" * @param g the DSS/DSA paramter "G" */ - public AlgIdDSA (BigInteger p, BigInteger q, BigInteger g) - { - super (DSA_oid); - - try { - this.p = p; - this.q = q; - this.g = g; - initializeParams (); - - } catch (IOException e) { - /* this should not happen */ - throw new ProviderException ("Construct DSS/DSA Algorithm ID"); - } + public AlgIdDSA(BigInteger p, BigInteger q, BigInteger g) { + super(DSA_oid); + + try { + this.p = p; + this.q = q; + this.g = g; + initializeParams(); + + } catch (IOException e) { + /* this should not happen */ + throw new ProviderException("Construct DSS/DSA Algorithm ID"); + } } /** * Returns "DSA", indicating the Digital Signature Algorithm (DSA) as * defined by the Digital Signature Standard (DSS), FIPS 186. */ - public String getName () - { return "DSA"; } - + public String getName() { + return "DSA"; + } /* - * For algorithm IDs which haven't been created from a DER encoded - * value, "params" must be created. + * For algorithm IDs which haven't been created from a DER encoded value, + * "params" must be created. */ - private void initializeParams () - throws IOException - { - DerOutputStream out = new DerOutputStream (); - - out.putInteger (new BigInt(p.toByteArray())); - out.putInteger (new BigInt(q.toByteArray())); - out.putInteger (new BigInt(g.toByteArray())); - params = new DerValue (DerValue.tag_Sequence,out.toByteArray ()); + private void initializeParams() throws IOException { + DerOutputStream out = new DerOutputStream(); + + out.putInteger(new BigInt(p.toByteArray())); + out.putInteger(new BigInt(q.toByteArray())); + out.putInteger(new BigInt(g.toByteArray())); + params = new DerValue(DerValue.tag_Sequence, out.toByteArray()); } /** - * Parses algorithm parameters P, Q, and G. They're found - * in the "params" member, which never needs to be changed. + * Parses algorithm parameters P, Q, and G. They're found in the "params" + * member, which never needs to be changed. */ - protected void decodeParams () - throws IOException - { - if (params == null || params.tag != DerValue.tag_Sequence) - throw new IOException("DSA alg parsing error"); + protected void decodeParams() throws IOException { + if (params == null || params.tag != DerValue.tag_Sequence) + throw new IOException("DSA alg parsing error"); - params.data.reset (); + params.data.reset(); - this.p = params.data.getInteger ().toBigInteger(); - this.q = params.data.getInteger ().toBigInteger(); - this.g = params.data.getInteger ().toBigInteger(); + this.p = params.data.getInteger().toBigInteger(); + this.q = params.data.getInteger().toBigInteger(); + this.g = params.data.getInteger().toBigInteger(); - if (params.data.available () != 0) - throw new IOException ("AlgIdDSA params, extra="+ - params.data.available ()); + if (params.data.available() != 0) + throw new IOException("AlgIdDSA params, extra=" + + params.data.available()); } - /* * Returns a formatted string describing the parameters. */ - public String toString () - { return paramsToString (); } + public String toString() { + return paramsToString(); + } /* * Returns a string describing the parameters. */ - protected String paramsToString () - { - return - "\n p:\n" + (new BigInt(p)).toString() + - "\n q:\n" + (new BigInt(q)).toString() + - "\n g:\n" + (new BigInt(g)).toString() + - "\n"; + protected String paramsToString() { + return "\n p:\n" + (new BigInt(p)).toString() + "\n q:\n" + + (new BigInt(q)).toString() + "\n g:\n" + + (new BigInt(g)).toString() + "\n"; } } |