org.bouncycastle.pqc.crypto.gemss.Rem_GF2n Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of bcprov-debug-jdk15to18 Show documentation
Show all versions of bcprov-debug-jdk15to18 Show documentation
The Bouncy Castle Crypto package is a Java implementation of cryptographic algorithms. This jar contains JCE provider and lightweight API for the Bouncy Castle Cryptography APIs for JDK 1.5 to JDK 1.8.
package org.bouncycastle.pqc.crypto.gemss;
abstract class Rem_GF2n
{
public abstract void rem_gf2n(long[] P, int p_cp, long[] Pol);
public abstract void rem_gf2n_xor(long[] P, int p_cp, long[] Pol);
protected long mask;
protected int ki;
protected int ki64;
public static class REM192_SPECIALIZED_TRINOMIAL_GF2X
extends Rem_GF2n
{
//gemss128, bluegemss128, redgemss128, whitegemss128, cyangemss128, magentagemss128
private final int k3;
private final int k364;
private final int ki_k3;//(46, 13), (47, 16), (49, 8), (50, 31)
REM192_SPECIALIZED_TRINOMIAL_GF2X(int k3, int ki, int ki64, int k364, long mask)
{
this.k3 = k3;
this.ki = ki;
this.ki64 = ki64;
this.k364 = k364;
this.mask = mask;
ki_k3 = ki - k3;
}
public void rem_gf2n(long[] P, int p_cp, long[] Pol)
{
long Q0 = (Pol[2] >>> ki) ^ (Pol[3] << ki64);
long Q1 = (Pol[3] >>> ki) ^ (Pol[4] << ki64);
long Q2 = (Pol[4] >>> ki) ^ (Pol[5] << ki64);//min(ki64)=14
P[p_cp + 1] = Pol[1] ^ Q1 ^ (Q0 >>> k364) ^ (Q1 << k3);
P[p_cp + 2] = (Pol[2] ^ Q2 ^ (Q1 >>> k364) ^ (Q2 << k3)) & mask;
Q0 ^= Q2 >>> ki_k3;
P[p_cp] = Pol[0] ^ Q0 ^ (Q0 << k3);
}
public void rem_gf2n_xor(long[] P, int p_cp, long[] Pol)
{
long Q0 = (Pol[2] >>> ki) ^ (Pol[3] << ki64);
long Q1 = (Pol[3] >>> ki) ^ (Pol[4] << ki64);
long Q2 = (Pol[4] >>> ki) ^ (Pol[5] << ki64);
P[p_cp + 1] ^= Pol[1] ^ Q1 ^ (Q0 >>> k364) ^ (Q1 << k3);
P[p_cp + 2] ^= (Pol[2] ^ Q2 ^ (Q1 >>> k364) ^ (Q2 << k3)) & mask;
Q0 ^= Q2 >>> ki_k3;
P[p_cp] ^= Pol[0] ^ Q0 ^ (Q0 << k3);
}
}
public static class REM288_SPECIALIZED_TRINOMIAL_GF2X
extends Rem_GF2n
{
//gemss192, bluegemss192, redgemss192, whitegemss192, cyangemss192, magentagemss192, fgemss128, dualmodems128
private final int k3;
private final int k364;
private final int k364ki;
private final int k3_ki;
public REM288_SPECIALIZED_TRINOMIAL_GF2X(int k3, int ki, int ki64, int k364, long mask)
{
this.k3 = k3;
this.ki = ki;
this.ki64 = ki64;
this.k364 = k364;
this.mask = mask;
k364ki = k364 + ki;
k3_ki = k3 - ki;
}
public void rem_gf2n(long[] P, int p_cp, long[] Pol)
{
long Q1 = (Pol[5] >>> ki) ^ (Pol[6] << ki64);
long Q2 = (Pol[6] >>> ki) ^ (Pol[7] << ki64);
P[p_cp + 2] = Pol[2] ^ Q2 ^ (Q1 >>> k364) ^ (Q2 << k3);
long Q3 = (Pol[7] >>> ki) ^ (Pol[8] << ki64);
P[p_cp + 3] = Pol[3] ^ Q3 ^ (Q2 >>> k364) ^ (Q3 << k3);
long Q4 = (Pol[8] >>> ki);
Q2 = (Pol[4] >>> ki) ^ (Pol[5] << ki64) ^ (Q3 >>> k364ki) ^ (Q4 << k3_ki);
P[p_cp + 4] = (Pol[4] ^ Q4 ^ (Q3 >>> k364) ^ (Q4 << k3)) & mask;
P[p_cp] = Pol[0] ^ Q2 ^ (Q2 << k3);
P[p_cp + 1] = Pol[1] ^ Q1 ^ (Q1 << k3) ^ (Q2 >>> k364);
}
public void rem_gf2n_xor(long[] P, int p_cp, long[] Pol)
{
long Q1 = (Pol[5] >>> ki) ^ (Pol[6] << ki64);
long Q2 = (Pol[6] >>> ki) ^ (Pol[7] << ki64);
P[p_cp + 2] ^= Pol[2] ^ Q2 ^ (Q1 >>> k364) ^ (Q2 << k3);
long Q3 = (Pol[7] >>> ki) ^ (Pol[8] << ki64);
P[p_cp + 3] ^= Pol[3] ^ Q3 ^ (Q2 >>> k364) ^ (Q3 << k3);
Q2 = Pol[8] >>> ki;
P[p_cp + 4] ^= (Pol[4] ^ Q2 ^ (Q3 >>> k364) ^ (Q2 << k3)) & mask;
Q3 = (Pol[4] >>> ki) ^ (Pol[5] << ki64) ^ (Q3 >>> k364ki) ^ (Q2 << k3_ki);
P[p_cp] ^= Pol[0] ^ Q3 ^ (Q3 << k3);
P[p_cp + 1] ^= Pol[1] ^ Q1 ^ (Q1 << k3) ^ (Q3 >>> k364);
}
}
public static class REM544_PENTANOMIAL_K3_IS_128_GF2X
extends Rem_GF2n
{
//dualmodems256
private final int k1;
private final int k2;
private final int k164;
private final int k264;
public REM544_PENTANOMIAL_K3_IS_128_GF2X(int k1, int k2, int ki, int ki64, int k164, int k264, long mask)
{
this.k1 = k1;
this.k2 = k2;
this.ki = ki;
this.ki64 = ki64;
this.k164 = k164;
this.k264 = k264;
this.mask = mask;
}
public void rem_gf2n(long[] P, int p_cp, long[] Pol)
{
long Q2 = (Pol[10] >>> ki) ^ (Pol[11] << ki64);
long Q3 = (Pol[11] >>> ki) ^ (Pol[12] << ki64);
long Q1 = (Pol[12] >>> ki) ^ (Pol[13] << ki64);
P[p_cp + 4] = Pol[4] ^ Q1 ^ Q2 ^ (Q3 >>> k164) ^ (Q1 << k1) ^ (Q3 >>> k264) ^ (Q1 << k2);
long Q5 = (Pol[13] >>> ki) ^ (Pol[14] << ki64);
P[p_cp + 5] = Pol[5] ^ Q5 ^ Q3 ^ (Q1 >>> k164) ^ (Q5 << k1) ^ (Q1 >>> k264) ^ (Q5 << k2);
long Q0 = (Pol[14] >>> ki) ^ (Pol[15] << ki64);
P[p_cp + 6] = Pol[6] ^ Q0 ^ Q1 ^ (Q5 >>> k164) ^ (Q0 << k1) ^ (Q5 >>> k264) ^ (Q0 << k2);
Q1 = (Pol[15] >>> ki) ^ (Pol[16] << ki64);
P[p_cp + 7] = Pol[7] ^ Q1 ^ Q5 ^ (Q0 >>> k164) ^ (Q1 << k1) ^ (Q0 >>> k264) ^ (Q1 << k2);
Q5 = Pol[16] >>> ki;
P[p_cp + 8] = (Pol[8] ^ Q5 ^ Q0 ^ (Q1 >>> k164) ^ (Q5 << k1) ^ (Q1 >>> k264) ^ (Q5 << k2)) & mask;
Q0 = ((Pol[8] ^ Q0) >>> ki) ^ ((Pol[9] ^ Q1) << ki64) ^ (Pol[16] >>> k264);
Q1 = ((Pol[9] ^ Q1) >>> ki) ^ ((Pol[10] ^ Q5) << ki64);
P[p_cp] = Pol[0] ^ Q0 ^ (Q0 << k1) ^ (Q0 << k2);
P[p_cp + 1] = Pol[1] ^ Q1 ^ (Q0 >>> k164) ^ (Q1 << k1) ^ (Q0 >>> k264) ^ (Q1 << k2);
P[p_cp + 2] = Pol[2] ^ Q2 ^ Q0 ^ (Q1 >>> k164) ^ (Q2 << k1) ^ (Q1 >>> k264) ^ (Q2 << k2);
P[p_cp + 3] = Pol[3] ^ Q3 ^ Q1 ^ (Q2 >>> k164) ^ (Q3 << k1) ^ (Q2 >>> k264) ^ (Q3 << k2);
}
public void rem_gf2n_xor(long[] P, int p_cp, long[] Pol)
{
long Q2 = (Pol[10] >>> ki) ^ (Pol[11] << ki64);
long Q3 = (Pol[11] >>> ki) ^ (Pol[12] << ki64);
long Q1 = (Pol[12] >>> ki) ^ (Pol[13] << ki64);
P[p_cp + 4] ^= Pol[4] ^ Q1 ^ Q2 ^ (Q3 >>> k164) ^ (Q1 << k1) ^ (Q3 >>> k264) ^ (Q1 << k2);
long Q5 = (Pol[13] >>> ki) ^ (Pol[14] << ki64);
P[p_cp + 5] ^= Pol[5] ^ Q5 ^ Q3 ^ (Q1 >>> k164) ^ (Q5 << k1) ^ (Q1 >>> k264) ^ (Q5 << k2);
long Q0 = (Pol[14] >>> ki) ^ (Pol[15] << ki64);
P[p_cp + 6] ^= Pol[6] ^ Q0 ^ Q1 ^ (Q5 >>> k164) ^ (Q0 << k1) ^ (Q5 >>> k264) ^ (Q0 << k2);
Q1 = (Pol[15] >>> ki) ^ (Pol[16] << ki64);
P[p_cp + 7] ^= Pol[7] ^ Q1 ^ Q5 ^ (Q0 >>> k164) ^ (Q1 << k1) ^ (Q0 >>> k264) ^ (Q1 << k2);
Q5 = Pol[16] >>> ki;
P[p_cp + 8] ^= (Pol[8] ^ Q5 ^ Q0 ^ (Q1 >>> k164) ^ (Q5 << k1) ^ (Q1 >>> k264) ^ (Q5 << k2)) & mask;
Q0 = ((Pol[8] ^ Q0) >>> ki) ^ ((Pol[9] ^ Q1) << ki64) ^ (Pol[16] >>> k264);
Q1 = ((Pol[9] ^ Q1) >>> ki) ^ ((Pol[10] ^ Q5) << ki64);
P[p_cp] ^= Pol[0] ^ Q0 ^ (Q0 << k1) ^ (Q0 << k2);
P[p_cp + 1] ^= Pol[1] ^ Q1 ^ (Q0 >>> k164) ^ (Q1 << k1) ^ (Q0 >>> k264) ^ (Q1 << k2);
P[p_cp + 2] ^= Pol[2] ^ Q2 ^ Q0 ^ (Q1 >>> k164) ^ (Q2 << k1) ^ (Q1 >>> k264) ^ (Q2 << k2);
P[p_cp + 3] ^= Pol[3] ^ Q3 ^ Q1 ^ (Q2 >>> k164) ^ (Q3 << k1) ^ (Q2 >>> k264) ^ (Q3 << k2);
}
}
public static class REM544_PENTANOMIAL_GF2X
extends Rem_GF2n
{
//fgemss256
private final int k1;
private final int k2;
private final int k3;
private final int k164;
private final int k264;
private final int k364;
private final int ki_k3;
private final int ki_k2;
private final int ki_k1;
public REM544_PENTANOMIAL_GF2X(int k1, int k2, int k3, int ki, int ki64, int k164,
int k264, int k364, long mask)
{
this.k1 = k1;
this.k2 = k2;
this.k3 = k3;
this.ki = ki;
this.ki64 = ki64;
this.k164 = k164;
this.k264 = k264;
this.k364 = k364;
this.mask = mask;
ki_k3 = ki - k3;
ki_k2 = ki - k2;
ki_k1 = ki - k1;
}
public void rem_gf2n(long[] P, int p_cp, long[] Pol)
{
long Q8 = Pol[16] >>> ki;
long Q0 = (Pol[8] >>> ki) ^ (Pol[9] << ki64);
long Q1 = (Pol[9] >>> ki) ^ (Pol[10] << ki64);
P[p_cp + 1] = Pol[1] ^ Q1 ^ (Q0 >>> k164) ^ (Q1 << k1) ^ (Q0 >>> k264) ^ (Q1 << k2) ^ (Q0 >>> k364) ^ (Q1 << k3);
/* 64-(k364+ki) == (k3-ki) */
Q0 ^= (Q8 >>> ki_k3) ^ (Q8 >>> ki_k2) ^ (Q8 >>> ki_k1);
P[p_cp] = Pol[0] ^ Q0 ^ (Q0 << k1) ^ (Q0 << k2) ^ (Q0 << k3);
Q0 = (Pol[10] >>> ki) ^ (Pol[11] << ki64);
P[p_cp + 2] = Pol[2] ^ Q0 ^ (Q1 >>> k164) ^ (Q0 << k1) ^ (Q1 >>> k264) ^ (Q0 << k2) ^ (Q1 >>> k364) ^ (Q0 << k3);
Q1 = (Pol[11] >>> ki) ^ (Pol[12] << ki64);
P[p_cp + 3] = Pol[3] ^ Q1 ^ (Q0 >>> k164) ^ (Q1 << k1) ^ (Q0 >>> k264) ^ (Q1 << k2) ^ (Q0 >>> k364) ^ (Q1 << k3);
Q0 = (Pol[12] >>> ki) ^ (Pol[13] << ki64);
P[p_cp + 4] = Pol[4] ^ Q0 ^ (Q1 >>> k164) ^ (Q0 << k1) ^ (Q1 >>> k264) ^ (Q0 << k2) ^ (Q1 >>> k364) ^ (Q0 << k3);
Q1 = (Pol[13] >>> ki) ^ (Pol[14] << ki64);
P[p_cp + 5] = Pol[5] ^ Q1 ^ (Q0 >>> k164) ^ (Q1 << k1) ^ (Q0 >>> k264) ^ (Q1 << k2) ^ (Q0 >>> k364) ^ (Q1 << k3);
Q0 = (Pol[14] >>> ki) ^ (Pol[15] << ki64);
P[p_cp + 6] = Pol[6] ^ Q0 ^ (Q1 >>> k164) ^ (Q0 << k1) ^ (Q1 >>> k264) ^ (Q0 << k2) ^ (Q1 >>> k364) ^ (Q0 << k3);
Q1 = (Pol[15] >>> ki) ^ (Pol[16] << ki64);
P[p_cp + 7] = Pol[7] ^ Q1 ^ (Q0 >>> k164) ^ (Q1 << k1) ^ (Q0 >>> k264) ^ (Q1 << k2) ^ (Q0 >>> k364) ^ (Q1 << k3);
P[p_cp + 8] = (Pol[8] ^ Q8 ^ (Q1 >>> k164) ^ (Q8 << k1) ^ (Q1 >>> k264) ^ (Q8 << k2) ^ (Q1 >>> k364) ^ (Q8 << k3)) & mask;
}
public void rem_gf2n_xor(long[] P, int p_cp, long[] Pol)
{//KI: 25
long Q8 = Pol[16] >>> ki;
long Q0 = (Pol[8] >>> ki) ^ (Pol[9] << ki64);
long Q1 = (Pol[9] >>> ki) ^ (Pol[10] << ki64);
P[p_cp + 1] ^= Pol[1] ^ Q1 ^ (Q0 >>> k164) ^ (Q1 << k1) ^ (Q0 >>> k264) ^ (Q1 << k2) ^ (Q0 >>> k364) ^ (Q1 << k3);
/* 64-(k364+ki) == (k3-ki) */
Q0 ^= (Q8 >>> ki_k3) ^ (Q8 >>> ki_k2) ^ (Q8 >>> ki_k1);
P[p_cp] ^= Pol[0] ^ Q0 ^ (Q0 << k1) ^ (Q0 << k2) ^ (Q0 << k3);
Q0 = (Pol[10] >>> ki) ^ (Pol[11] << ki64);
P[p_cp + 2] ^= Pol[2] ^ Q0 ^ (Q1 >>> k164) ^ (Q0 << k1) ^ (Q1 >>> k264) ^ (Q0 << k2) ^ (Q1 >>> k364) ^ (Q0 << k3);
Q1 = (Pol[11] >>> ki) ^ (Pol[12] << ki64);
P[p_cp + 3] ^= Pol[3] ^ Q1 ^ (Q0 >>> k164) ^ (Q1 << k1) ^ (Q0 >>> k264) ^ (Q1 << k2) ^ (Q0 >>> k364) ^ (Q1 << k3);
Q0 = (Pol[12] >>> ki) ^ (Pol[13] << ki64);
P[p_cp + 4] ^= Pol[4] ^ Q0 ^ (Q1 >>> k164) ^ (Q0 << k1) ^ (Q1 >>> k264) ^ (Q0 << k2) ^ (Q1 >>> k364) ^ (Q0 << k3);
Q1 = (Pol[13] >>> ki) ^ (Pol[14] << ki64);
P[p_cp + 5] ^= Pol[5] ^ Q1 ^ (Q0 >>> k164) ^ (Q1 << k1) ^ (Q0 >>> k264) ^ (Q1 << k2) ^ (Q0 >>> k364) ^ (Q1 << k3);
Q0 = (Pol[14] >>> ki) ^ (Pol[15] << ki64);
P[p_cp + 6] ^= Pol[6] ^ Q0 ^ (Q1 >>> k164) ^ (Q0 << k1) ^ (Q1 >>> k264) ^ (Q0 << k2) ^ (Q1 >>> k364) ^ (Q0 << k3);
Q1 = (Pol[15] >>> ki) ^ (Pol[16] << ki64);
P[p_cp + 7] ^= Pol[7] ^ Q1 ^ (Q0 >>> k164) ^ (Q1 << k1) ^ (Q0 >>> k264) ^ (Q1 << k2) ^ (Q0 >>> k364) ^ (Q1 << k3);
P[p_cp + 8] ^= (Pol[8] ^ Q8 ^ (Q1 >>> k164) ^ (Q8 << k1) ^ (Q1 >>> k264) ^ (Q8 << k2) ^ (Q1 >>> k364) ^ (Q8 << k3)) & mask;
}
}
public static class REM384_SPECIALIZED_TRINOMIAL_GF2X
extends Rem_GF2n
{
//gemss256
private final int k3;
private final int k364;
private final int k364ki;
private final int k3_ki;
public REM384_SPECIALIZED_TRINOMIAL_GF2X(int k3, int ki, int ki64, int k364, long mask)
{
this.k3 = k3;
this.ki = ki;
this.ki64 = ki64;
this.k364 = k364;
this.mask = mask;
k364ki = k364 + ki;
k3_ki = k3 - ki;
}
public void rem_gf2n(long[] P, int p_cp, long[] Pol)
{
long Q2 = (Pol[7] >>> ki) ^ (Pol[8] << ki64);
long Q3 = (Pol[8] >>> ki) ^ (Pol[9] << ki64);
long Q4 = (Pol[9] >>> ki) ^ (Pol[10] << ki64);
long Q5 = (Pol[10] >>> ki) ^ (Pol[11] << ki64);
long Q0 = (Pol[5] >>> ki) ^ (Pol[6] << ki64) ^ (Q3 >>> (k364ki)) ^ (Q4 << (k3_ki));
long Q1 = (Pol[6] >>> ki) ^ (Pol[7] << ki64) ^ (Q4 >>> (k364ki)) ^ (Q5 << (k3_ki));
P[p_cp] = Pol[0] ^ Q0;
P[p_cp + 1] = Pol[1] ^ Q1 ^ (Q0 << k3);
P[p_cp + 2] = Pol[2] ^ Q2 ^ (Q0 >>> k364) ^ (Q1 << k3);
P[p_cp + 3] = Pol[3] ^ Q3 ^ (Q1 >>> k364) ^ (Q2 << k3);
P[p_cp + 4] = Pol[4] ^ Q4 ^ (Q2 >>> k364) ^ (Q3 << k3);
P[p_cp + 5] = (Pol[5] ^ Q5 ^ (Q3 >>> k364)) & mask;
}
public void rem_gf2n_xor(long[] P, int p_cp, long[] Pol)
{
long Q2 = (Pol[7] >>> ki) ^ (Pol[8] << ki64);
long Q3 = (Pol[8] >>> ki) ^ (Pol[9] << ki64);
long Q4 = (Pol[9] >>> ki) ^ (Pol[10] << ki64);
long Q5 = (Pol[10] >>> ki) ^ (Pol[11] << ki64);
long Q0 = (Pol[5] >>> ki) ^ (Pol[6] << ki64) ^ (Q3 >>> (k364ki)) ^ (Q4 << (k3_ki));
long Q1 = (Pol[6] >>> ki) ^ (Pol[7] << ki64) ^ (Q4 >>> (k364ki)) ^ (Q5 << (k3_ki));
P[p_cp] ^= Pol[0] ^ Q0;
P[p_cp + 1] ^= Pol[1] ^ Q1 ^ (Q0 << k3);
P[p_cp + 2] ^= Pol[2] ^ Q2 ^ (Q0 >>> k364) ^ (Q1 << k3);
P[p_cp + 3] ^= Pol[3] ^ Q3 ^ (Q1 >>> k364) ^ (Q2 << k3);
P[p_cp + 4] ^= Pol[4] ^ Q4 ^ (Q2 >>> k364) ^ (Q3 << k3);
P[p_cp + 5] ^= (Pol[5] ^ Q5 ^ (Q3 >>> k364)) & mask;
}
}
public static class REM384_SPECIALIZED358_TRINOMIAL_GF2X
extends Rem_GF2n
{
//bluegemss256, redgemss256
private final int k3;
private final int k364;
private final int k364ki;
private final int k3_ki;
public REM384_SPECIALIZED358_TRINOMIAL_GF2X(int k3, int ki, int ki64, int k364, long mask)
{
this.k3 = k3;
this.ki = ki;
this.ki64 = ki64;
this.k364 = k364;
this.mask = mask;
k364ki = k364 + ki;
k3_ki = k3 - ki;
}
public void rem_gf2n(long[] P, int p_cp, long[] Pol)
{
long Q1 = (Pol[6] >>> ki) ^ (Pol[7] << ki64);
long Q2 = (Pol[7] >>> ki) ^ (Pol[8] << ki64);
P[p_cp + 2] = Pol[2] ^ Q2 ^ (Q1 >>> k364) ^ (Q2 << k3);
long Q3 = (Pol[8] >>> ki) ^ (Pol[9] << ki64);
P[p_cp + 3] = Pol[3] ^ Q3 ^ (Q2 >>> k364) ^ (Q3 << k3);
Q2 = (Pol[9] >>> ki) ^ (Pol[10] << ki64);
P[p_cp + 4] = Pol[4] ^ Q2 ^ (Q3 >>> k364) ^ (Q2 << k3);
Q3 = (Pol[10] >>> ki) ^ (Pol[11] << ki64);
long Q0 = (Pol[5] >>> ki) ^ (Pol[6] << ki64) ^ (Q2 >>> k364ki) ^ (Q3 << k3_ki);
P[p_cp + 5] = (Pol[5] ^ Q3 ^ (Q2 >>> k364)) & mask;
/* 64-(k364+ki) == (k3-ki) */
P[p_cp] = Pol[0] ^ Q0 ^ (Q0 << k3);
P[p_cp + 1] = Pol[1] ^ Q1 ^ (Q0 >>> k364) ^ (Q1 << k3);
}
public void rem_gf2n_xor(long[] P, int p_cp, long[] Pol)
{
long Q1 = (Pol[6] >>> ki) ^ (Pol[7] << ki64);
long Q2 = (Pol[7] >>> ki) ^ (Pol[8] << ki64);
P[p_cp + 2] ^= Pol[2] ^ Q2 ^ (Q1 >>> k364) ^ (Q2 << k3);
long Q3 = (Pol[8] >>> ki) ^ (Pol[9] << ki64);
P[p_cp + 3] ^= Pol[3] ^ Q3 ^ (Q2 >>> k364) ^ (Q3 << k3);
Q2 = (Pol[9] >>> ki) ^ (Pol[10] << ki64);
P[p_cp + 4] ^= Pol[4] ^ Q2 ^ (Q3 >>> k364) ^ (Q2 << k3);
Q3 = (Pol[10] >>> ki) ^ (Pol[11] << ki64);
P[p_cp + 5] ^= (Pol[5] ^ Q3 ^ (Q2 >>> k364)) & mask;
Q2 = (Pol[5] >>> ki) ^ (Pol[6] << ki64) ^ (Q2 >>> k364ki) ^ (Q3 << k3_ki);
/* 64-(k364+ki) == (k3-ki) */
P[p_cp] ^= Pol[0] ^ Q2 ^ (Q2 << k3);
P[p_cp + 1] ^= Pol[1] ^ Q1 ^ (Q2 >>> k364) ^ (Q1 << k3);
}
}
public static class REM384_TRINOMIAL_GF2X
extends Rem_GF2n
{
//whitegemss256, cyangemss256, magentagemss256
private final int k3;
private final int k364;
private final int ki_k3;
public REM384_TRINOMIAL_GF2X(int k3, int ki, int ki64, int k364, long mask)
{
this.k3 = k3;
this.ki = ki;
this.ki64 = ki64;
this.k364 = k364;
this.mask = mask;
ki_k3 = ki - k3;
}
public void rem_gf2n(long[] P, int p_cp, long[] Pol)
{
long Q0 = (Pol[5] >>> ki) ^ (Pol[6] << ki64);
long Q1 = (Pol[6] >>> ki) ^ (Pol[7] << ki64);
long Q2 = (Pol[7] >>> ki) ^ (Pol[8] << ki64);
long Q3 = (Pol[8] >>> ki) ^ (Pol[9] << ki64);
long Q4 = (Pol[9] >>> ki) ^ (Pol[10] << ki64);
long Q5 = (Pol[10] >>> ki) ^ (Pol[11] << ki64);
long R = Q0 ^ (Q5 >>> ki_k3);
P[p_cp] = Pol[0] ^ R ^ (R << k3);
P[p_cp + 1] = Pol[1] ^ Q1 ^ (Q0 >>> k364) ^ (Q1 << k3);
P[p_cp + 2] = Pol[2] ^ Q2 ^ (Q1 >>> k364) ^ (Q2 << k3);
P[p_cp + 3] = Pol[3] ^ Q3 ^ (Q2 >>> k364) ^ (Q3 << k3);
P[p_cp + 4] = Pol[4] ^ Q4 ^ (Q3 >>> k364) ^ (Q4 << k3);
P[p_cp + 5] = (Pol[5] ^ Q5 ^ (Q4 >>> k364) ^ (Q5 << k3)) & mask;
}
public void rem_gf2n_xor(long[] P, int p_cp, long[] Pol)
{
long Q0 = (Pol[5] >>> ki) ^ (Pol[6] << ki64);
long Q1 = (Pol[6] >>> ki) ^ (Pol[7] << ki64);
long Q2 = (Pol[7] >>> ki) ^ (Pol[8] << ki64);
long Q3 = (Pol[8] >>> ki) ^ (Pol[9] << ki64);
long Q4 = (Pol[9] >>> ki) ^ (Pol[10] << ki64);
long Q5 = (Pol[10] >>> ki) ^ (Pol[11] << ki64);
long R = Q0 ^ (Q5 >>> ki_k3);
P[p_cp] ^= Pol[0] ^ R ^ (R << k3);
P[p_cp + 1] ^= Pol[1] ^ Q1 ^ (Q0 >>> k364) ^ (Q1 << k3);
P[p_cp + 2] ^= Pol[2] ^ Q2 ^ (Q1 >>> k364) ^ (Q2 << k3);
P[p_cp + 3] ^= Pol[3] ^ Q3 ^ (Q2 >>> k364) ^ (Q3 << k3);
P[p_cp + 4] ^= Pol[4] ^ Q4 ^ (Q3 >>> k364) ^ (Q4 << k3);
P[p_cp + 5] ^= (Pol[5] ^ Q5 ^ (Q4 >>> k364) ^ (Q5 << k3)) & mask;
}
}
public static class REM402_SPECIALIZED_TRINOMIAL_GF2X
extends Rem_GF2n
{
//fgmess192
private final int k3;
private final int k364;
public REM402_SPECIALIZED_TRINOMIAL_GF2X(int k3, int ki, int ki64, int k364, long mask)
{
this.k3 = k3;
this.ki = ki;
this.ki64 = ki64;
this.k364 = k364;
this.mask = mask;
}
public void rem_gf2n(long[] P, int p_cp, long[] Pol)
{
long Q3 = (Pol[9] >>> ki) ^ (Pol[10] << ki64);
long Q4 = (Pol[10] >>> ki) ^ (Pol[11] << ki64);
long Q5 = (Pol[11] >>> ki) ^ (Pol[12] << ki64);
long Q6 = (Pol[12] >>> ki);
long Q0 = (Q3 >>> 39) ^ (Q4 << 25) ^ (Pol[6] >>> ki) ^ (Pol[7] << ki64);
long Q1 = (Q4 >>> 39) ^ (Q5 << 25) ^ (Pol[7] >>> ki) ^ (Pol[8] << ki64);
long Q2 = (Q5 >>> 39) ^ (Q6 << 25) ^ (Pol[8] >>> ki) ^ (Pol[9] << ki64);
P[p_cp] = Pol[0] ^ Q0;
P[p_cp + 1] = Pol[1] ^ Q1;
P[p_cp + 2] = Pol[2] ^ Q2 ^ (Q0 << k3);
P[p_cp + 3] = Pol[3] ^ Q3 ^ (Q0 >>> k364) ^ (Q1 << k3);
P[p_cp + 4] = Pol[4] ^ Q4 ^ (Q1 >>> k364) ^ (Q2 << k3);
P[p_cp + 5] = Pol[5] ^ Q5 ^ (Q2 >>> k364) ^ (Q3 << k3);
P[p_cp + 6] = (Pol[6] ^ Q6 ^ (Q3 >>> k364)) & mask;
}
public void rem_gf2n_xor(long[] P, int p_cp, long[] Pol)
{
long Q3 = (Pol[9] >>> ki) ^ (Pol[10] << ki64);
long Q4 = (Pol[10] >>> ki) ^ (Pol[11] << ki64);
long Q5 = (Pol[11] >>> ki) ^ (Pol[12] << ki64);
long Q6 = (Pol[12] >>> ki);
long Q0 = (Q3 >>> 39) ^ (Q4 << 25) ^ (Pol[6] >>> ki) ^ (Pol[7] << ki64);
long Q1 = (Q4 >>> 39) ^ (Q5 << 25) ^ (Pol[7] >>> ki) ^ (Pol[8] << ki64);
long Q2 = (Q5 >>> 39) ^ (Q6 << 25) ^ (Pol[8] >>> ki) ^ (Pol[9] << ki64);
P[p_cp] ^= Pol[0] ^ Q0;
P[p_cp + 1] ^= Pol[1] ^ Q1;
P[p_cp + 2] ^= Pol[2] ^ Q2 ^ (Q0 << k3);
P[p_cp + 3] ^= Pol[3] ^ Q3 ^ (Q0 >>> k364) ^ (Q1 << k3);
P[p_cp + 4] ^= Pol[4] ^ Q4 ^ (Q1 >>> k364) ^ (Q2 << k3);
P[p_cp + 5] ^= Pol[5] ^ Q5 ^ (Q2 >>> k364) ^ (Q3 << k3);
P[p_cp + 6] ^= (Pol[6] ^ Q6 ^ (Q3 >>> k364)) & mask;
}
}
}
© 2015 - 2024 Weber Informatics LLC | Privacy Policy