diff options
author | Sean Leonard <meanderingcode@aetherislands.net> | 2013-07-26 15:30:24 -0600 |
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committer | Sean Leonard <meanderingcode@aetherislands.net> | 2013-07-26 15:30:24 -0600 |
commit | f49967fb3f24bf0a22d09b5823bd174a45e758f7 (patch) | |
tree | 7fefe9ec3aeff998c5dd99861428717a2c5f3a41 /src/org/jboss | |
parent | 8dbb4517b07c42c3b37b0764d63973b5b1ed5ee6 (diff) | |
parent | b69c9a87f60e649221c8f83d58bbd57b35a64aca (diff) |
Diffstat (limited to 'src/org/jboss')
-rw-r--r-- | src/org/jboss/security/srp/SRPParameters.java | 150 |
1 files changed, 150 insertions, 0 deletions
diff --git a/src/org/jboss/security/srp/SRPParameters.java b/src/org/jboss/security/srp/SRPParameters.java new file mode 100644 index 0000000..4b188cb --- /dev/null +++ b/src/org/jboss/security/srp/SRPParameters.java @@ -0,0 +1,150 @@ +/* + * JBoss, Home of Professional Open Source. + * Copyright 2006, Red Hat Middleware LLC, and individual contributors + * as indicated by the @author tags. See the copyright.txt file in the + * distribution for a full listing of individual contributors. + * + * This is free software; you can redistribute it and/or modify it + * under the terms of the GNU Lesser General Public License as + * published by the Free Software Foundation; either version 2.1 of + * the License, or (at your option) any later version. + * + * This software is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this software; if not, write to the Free + * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA + * 02110-1301 USA, or see the FSF site: http://www.fsf.org. + */ +package org.jboss.security.srp; + +import java.io.Serializable; +import java.util.Arrays; + +import org.spongycastle.util.encoders.Base64; + +/** The RFC2945 algorithm session parameters that the client and server +agree to use. In addition to the base RFC2945 parameters, one can choose an +alternate hash algorithm for the private session key. + +@author Scott.Stark@jboss.org +@version $Revision: 57210 $ +*/ +public class SRPParameters implements Cloneable, Serializable +{ + /** The serial version ID. + * @since 1.2.4.1 + */ + private static final long serialVersionUID = 6438772808805276693L; + + /** The algorithm safe-prime modulus */ + public final byte[] N; + /** The algorithm primitive generator */ + public final byte[] g; + /** The random password salt originally used to verify the password */ + public final byte[] s; + /** The algorithm to hash the session key to produce K. To be consistent + with the RFC2945 description this must be SHA_Interleave as implemented + by the JBossSX security provider. For compatibility with earlier JBossSX + SRP releases the algorithm must be SHA_ReverseInterleave. This name is + passed to java.security.MessageDigest.getInstance(). */ + public final String hashAlgorithm; + /** The algorithm to use for any encryption of data. + */ + public final String cipherAlgorithm; + /** The cipher intialization vector bytes + */ + public byte[] cipherIV; + + /** Creates a new instance of SRPParameters */ + public SRPParameters(byte[] N, byte[] g, byte[] s) + { + this(N, g, s, "SHA_Interleave", null); + } + public SRPParameters(byte[] N, byte[] g, byte[] s, String hashAlgorithm) + { + this(N, g, s, hashAlgorithm, null); + } + public SRPParameters(byte[] N, byte[] g, byte[] s, String hashAlgorithm, + String cipherAlgorithm) + { + this(N, g, s, hashAlgorithm, cipherAlgorithm, null); + } + public SRPParameters(byte[] N, byte[] g, byte[] s, String hashAlgorithm, + String cipherAlgorithm, byte[] cipherIV) + { + this.N = N; + this.g = g; + this.s = s; + if( hashAlgorithm == null ) + hashAlgorithm = "SHA_Interleave"; + this.hashAlgorithm = hashAlgorithm; + this.cipherAlgorithm = cipherAlgorithm; + this.cipherIV = cipherIV; + } + + public Object clone() + { + Object clone = null; + try + { + clone = super.clone(); + } + catch(CloneNotSupportedException e) + { + } + return clone; + } + + public int hashCode() + { + int hashCode = hashAlgorithm.hashCode(); + for(int i = 0; i < N.length; i ++) + hashCode += N[i]; + for(int i = 0; i < g.length; i ++) + hashCode += g[i]; + for(int i = 0; i < s.length; i ++) + hashCode += s[i]; + return hashCode; + } + + public boolean equals(Object obj) + { + boolean equals = false; + if( obj instanceof SRPParameters ) + { + SRPParameters p = (SRPParameters) obj; + equals = hashAlgorithm.equals(p.hashAlgorithm); + if( equals == true ) + equals = Arrays.equals(N, p.N); + if( equals == true ) + equals = Arrays.equals(g, p.g); + if( equals == true ) + equals = Arrays.equals(s, p.s); + } + return equals; + } + + public String toString() + { + StringBuffer tmp = new StringBuffer(super.toString()); + tmp.append('{'); + tmp.append("N: "); + tmp.append(Base64.encode(N)); + tmp.append("|g: "); + tmp.append(Base64.encode(g)); + tmp.append("|s: "); + tmp.append(Base64.encode(s)); + tmp.append("|hashAlgorithm: "); + tmp.append(hashAlgorithm); + tmp.append("|cipherAlgorithm: "); + tmp.append(cipherAlgorithm); + tmp.append("|cipherIV: "); + tmp.append(cipherIV); + tmp.append('}'); + return tmp.toString(); + } +} |