| package org.bouncycastle.math.ec; |
| |
| /** |
| * Class holding precomputation data for the WTNAF (Window |
| * <code>τ</code>-adic Non-Adjacent Form) algorithm. |
| */ |
| class WTauNafPreCompInfo implements PreCompInfo |
| { |
| /** |
| * Array holding the precomputed <code>ECPoint.F2m</code>s used for the |
| * WTNAF multiplication in <code> |
| * {@link org.bouncycastle.math.ec.multiplier.WTauNafMultiplier.multiply() |
| * WTauNafMultiplier.multiply()}</code>. |
| */ |
| private ECPoint.F2m[] preComp = null; |
| |
| /** |
| * Constructor for <code>WTauNafPreCompInfo</code> |
| * @param preComp Array holding the precomputed <code>ECPoint.F2m</code>s |
| * used for the WTNAF multiplication in <code> |
| * {@link org.bouncycastle.math.ec.multiplier.WTauNafMultiplier.multiply() |
| * WTauNafMultiplier.multiply()}</code>. |
| */ |
| WTauNafPreCompInfo(ECPoint.F2m[] preComp) |
| { |
| this.preComp = preComp; |
| } |
| |
| /** |
| * @return the array holding the precomputed <code>ECPoint.F2m</code>s |
| * used for the WTNAF multiplication in <code> |
| * {@link org.bouncycastle.math.ec.multiplier.WTauNafMultiplier.multiply() |
| * WTauNafMultiplier.multiply()}</code>. |
| */ |
| protected ECPoint.F2m[] getPreComp() |
| { |
| return preComp; |
| } |
| } |