public SipHash(SipHashVariant variant, UInt64 seed1, UInt64 seed2)
{
if (variant == SipHashVariant.V13)
{
m_R1 = 1;
m_R2 = 3;
}
else
{
m_R1 = 2;
m_R2 = 4;
}
m_Variant = variant;
m_Seed1 = seed1;
m_Seed2 = seed2;
}
/// <summary>Initializes a new instance using the specified variant and seeds.</summary>
/// <param name="variant">The enumerator value of type <see cref="T:FastHashes.SipHashVariant"/> representing the variant of the hashing algorithm.</param>
/// <param name="seed1">The first <see cref="T:System.UInt64"/> seed used by the hashing algorithm.</param>
/// <param name="seed2">The second <see cref="T:System.UInt64"/> seed used by the hashing algorithm.</param>
/// <exception cref="T:System.ComponentModel.InvalidEnumArgumentException">Thrown when the value of <paramref name="variant">variant</paramref> is undefined.</exception>
public SipHash(SipHashVariant variant, UInt64 seed1, UInt64 seed2)
{
if (!Enum.IsDefined(typeof(SipHashVariant), variant))
{
throw new InvalidEnumArgumentException("Invalid variant specified.");
}
if (variant == SipHashVariant.V13)
{
m_R1 = 1;
m_R2 = 3;
}
else
{
m_R1 = 2;
m_R2 = 4;
}
m_Variant = variant;
m_Seed1 = seed1;
m_Seed2 = seed2;
}
public SipHash(SipHashVariant variant, UInt64 seed) : this(variant, seed, seed)
{
}
public SipHash(SipHashVariant variant) : this(variant, 0ul, 0ul)
{
}