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package javax.crypto.spec;
import java.security.spec.AlgorithmParameterSpec;
public class RC5ParameterSpec implements AlgorithmParameterSpec {
private byte[] iv;
private int version;
private int wordSize;
private int rounds;
public RC5ParameterSpec(int version, int rounds, int wordSize) {
this.version = version;
this.rounds = rounds;
this.wordSize = wordSize;
}
public RC5ParameterSpec(int version, int rounds, int wordSize, byte[] iv){
this(version, rounds, wordSize, iv, 0);
}
public RC5ParameterSpec(int version, int rounds, int wordSize, byte[] iv, int offset){
this.version = version;
this.rounds = rounds;
this.wordSize = wordSize;
this.iv = new byte[8];
System.arraycopy(iv,offset,this.iv,0,8);
}
public boolean equals(Object obj) {
if(!(obj instanceof RC5ParameterSpec)){
return false;
}
RC5ParameterSpec rps = (RC5ParameterSpec)obj;
return this.iv == null &&
rps.iv == null &&
this.version == rps.version &&
this.rounds == rps.rounds &&
this.wordSize == rps.wordSize;
}
public int getVersion(){
return version;
}
public int getRounds(){
return rounds;
}
public int getWordSize(){
return wordSize;
}
public byte[] getIV(){
return iv;
}
public int hashCode(){
return version ^ rounds ^ wordSize ^ (iv == null ? 0xabcd0000 : iv.hashCode());
}
}