Class Meow

java.lang.Object
org.lwjgl.util.meow.Meow

public class Meow extends Object
Native bindings to Meow hash, an extremely fast non-cryptographic hash.

Q: What is it?
A: Meow is a 128-bit non-cryptographic hash that operates at high speeds on x64 and ARM processors that provide AES instructions. It is designed to be truncatable to 256, 128, 64, and 32-bit hash values and still retain good collision resistance.

Q: What is it GOOD for?
A: Quickly hashing any amount of data for comparison purposes such as block deduplication or change detection. It is extremely fast on all buffer sizes, from one byte to one gigabyte and up.

Q: What is it BAD for?
A: Anything security-related. It should be assumed that it provides no protection from adversaries whatsoever. It is also not particularly fast on processors that don't support AES instructions (eg., non-x64/ARM processors).

Q: Why is it called the "Meow hash"?
A: It is named after a character in Meow the Infinite.

  • Field Details

  • Method Details

    • nMeowU64From

      public static long nMeowU64From(long Hash)
    • MeowU64From

      public static long MeowU64From(MeowHash Hash)
    • nMeowU32From

      public static int nMeowU32From(long Hash)
    • MeowU32From

      public static int MeowU32From(MeowHash Hash)
    • nMeowHashesAreEqual

      public static int nMeowHashesAreEqual(long A, long B)
    • MeowHashesAreEqual

      public static boolean MeowHashesAreEqual(MeowHash A, MeowHash B)
    • nMeowHash_Accelerated

      public static void nMeowHash_Accelerated(long Seed, long TotalLengthInBytes, long SourceInit, long __result)
    • MeowHash_Accelerated

      public static MeowHash MeowHash_Accelerated(long Seed, ByteBuffer SourceInit, MeowHash __result)
    • MeowHash_Accelerated

      public static MeowHash MeowHash_Accelerated(long Seed, ShortBuffer SourceInit, MeowHash __result)
    • MeowHash_Accelerated

      public static MeowHash MeowHash_Accelerated(long Seed, IntBuffer SourceInit, MeowHash __result)
    • MeowHash_Accelerated

      public static MeowHash MeowHash_Accelerated(long Seed, LongBuffer SourceInit, MeowHash __result)
    • MeowHash_Accelerated

      public static MeowHash MeowHash_Accelerated(long Seed, FloatBuffer SourceInit, MeowHash __result)
    • MeowHash_Accelerated

      public static MeowHash MeowHash_Accelerated(long Seed, DoubleBuffer SourceInit, MeowHash __result)
    • MeowHash_Accelerated

      public static MeowHash MeowHash_Accelerated(long Seed, PointerBuffer SourceInit, MeowHash __result)
    • nMeowHashBegin

      public static void nMeowHashBegin(long State)
    • MeowHashBegin

      public static void MeowHashBegin(MeowHashState State)
    • nMeowHashAbsorb

      public static void nMeowHashAbsorb(long State, long Len, long SourceInit)
    • MeowHashAbsorb

      public static void MeowHashAbsorb(MeowHashState State, ByteBuffer SourceInit)
    • nMeowHashEnd

      public static void nMeowHashEnd(long State, long Seed, long __result)
    • MeowHashEnd

      public static MeowHash MeowHashEnd(MeowHashState State, long Seed, MeowHash __result)