Timerix/DTLib.XXHash
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Add Streaming API

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This commit is contained in:
Oleksandr Melnyk
2018-05-13 13:48:53 +03:00
parent 09f8040a80
commit 2aea731a75
12 changed files with 1483 additions and 85 deletions
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12
src/Standart.Hash.xxHash/xxHash32.cs
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@@ -1,6 +1,6 @@
namespace Standart.Hash.xxHash
{
public static class xxHash32
public static partial class xxHash32
{
private const uint p1 = 2654435761U;
private const uint p2 = 2246822519U;
@@ -12,18 +12,18 @@
/// Compute xxHash for the data byte array
/// </summary>
/// <param name="data">The source of data</param>
/// <param name="len">The length of the data for hashing</param>
/// <param name="length">The length of the data for hashing</param>
/// <param name="seed">The seed number</param>
/// <returns>hash</returns>
public static unsafe uint ComputeHash(byte[] data, int len, uint seed = 0)
public static unsafe uint ComputeHash(byte[] data, int length, uint seed = 0)
{
fixed (byte* pData = &data[0])
{
byte* ptr = pData;
byte* end = pData + len;
byte* end = pData + length;
uint h32;
if (len >= 16)
if (length >= 16)
{
byte* limit = end - 16;
@@ -66,7 +66,7 @@
h32 = seed + p5;
}
h32 += (uint) len;
h32 += (uint) length;
// finalize
while (ptr <= end - 4)