blob: 166eff35d8879b562b42a768dd4a64f224607a5b (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
|
package org.bouncycastle.crypto.params;
import java.math.BigInteger;
import org.bouncycastle.crypto.CipherParameters;
public class ElGamalParameters
implements CipherParameters
{
private BigInteger g;
private BigInteger p;
private int l;
public ElGamalParameters(
BigInteger p,
BigInteger g)
{
this(p, g, 0);
}
public ElGamalParameters(
BigInteger p,
BigInteger g,
int l)
{
this.g = g;
this.p = p;
this.l = l;
}
public BigInteger getP()
{
return p;
}
/**
* return the generator - g
*/
public BigInteger getG()
{
return g;
}
/**
* return private value limit - l
*/
public int getL()
{
return l;
}
public boolean equals(
Object obj)
{
if (!(obj instanceof ElGamalParameters))
{
return false;
}
ElGamalParameters pm = (ElGamalParameters)obj;
return pm.getP().equals(p) && pm.getG().equals(g) && pm.getL() == l;
}
public int hashCode()
{
return (getP().hashCode() ^ getG().hashCode()) + l;
}
}
|