public static void Subtract(uint[] x, uint[] y, uint[] z)
{
if (Nat224.Sub(x, y, z) != 0)
{
SubPInvFrom(z);
}
}
public static void Subtract(uint[] x, uint[] y, uint[] z)
{
if (Nat224.Sub(x, y, z) != 0)
{
Nat.Sub33From(7, 6803u, z);
}
}
public static void Subtract(uint[] x, uint[] y, uint[] z)
{
int num = Nat224.Sub(x, y, z);
if (num != 0)
{
SecP224R1Field.SubPInvFrom(z);
}
}
public static void Negate(uint[] x, uint[] z)
{
if (Nat224.IsZero(x))
{
Nat224.Zero(z);
return;
}
Nat224.Sub(SecP224R1Field.P, x, z);
}
public static void Subtract(uint[] x, uint[] y, uint[] z)
{
int c = Nat224.Sub(x, y, z);
if (c != 0)
{
Nat.Sub33From(7, PInv33, z);
}
}
public static void Subtract(uint[] x, uint[] y, uint[] z)
{
int c = Nat224.Sub(x, y, z);
if (c != 0)
{
Nat224.SubDWord(PInv, z);
}
}
public static uint[] FromBigInteger(BigInteger x)
{
uint[] z = Nat224.FromBigInteger(x);
if (z[6] == P6 && Nat224.Gte(z, P))
{
Nat224.Sub(z, P, z);
}
return(z);
}
public static void Twice(uint[] x, uint[] z)
{
uint c = Nat224.ShiftUpBit(x, 0, z);
if (c != 0 || (z[6] == P6 && Nat224.Gte(z, P)))
{
Nat224.Sub(z, P, z);
}
}
public static void Subtract(uint[] x, uint[] y, uint[] z)
{
int c = Nat224.Sub(x, y, z);
if (c != 0)
{
Nat224.Add(z, P, z);
}
}
public static void Add(uint[] x, uint[] y, uint[] z)
{
uint c = Nat224.Add(x, y, z);
if (c != 0 || (z[6] == P6 && Nat224.Gte(z, P)))
{
Nat224.Sub(z, P, z);
}
}
public static void Reduce32(uint x, uint[] z)
{
int c = Nat224.SubWord(x, z, 0) + (int)Nat224.AddWord(x, z, 3);
if (c != 0 || (z[6] == P6 && Nat224.Gte(z, P)))
{
Nat224.Sub(z, P, z);
}
}
public static void AddOne(uint[] x, uint[] z)
{
Nat224.Copy(x, z);
uint c = Nat224.Inc(z, 0);
if (c != 0 || (z[6] == P6 && Nat224.Gte(z, P)))
{
Nat224.Sub(z, P, z);
}
}
public static void Negate(uint[] x, uint[] z)
{
if (Nat224.IsZero(x))
{
Nat224.Zero(z);
}
else
{
Nat224.Sub(P, x, z);
}
}