aaru-dps/Aaru.Checksums
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General cleanup and refactor.

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This commit is contained in:
Natalia Portillo
2022-03-07 07:36:42 +00:00
parent db8c5c6a53
commit 19c7f3d4ff
22 changed files with 1076 additions and 1544 deletions
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20
Adler32Context.cs
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@@ -36,6 +36,8 @@
// Copyright (C) Jean-loup Gailly
// ****************************************************************************/
namespace Aaru.Checksums;
using System;
using System.IO;
using System.Runtime.InteropServices;
@@ -46,8 +48,6 @@ using Aaru.CommonTypes.Interfaces;
using Aaru.Helpers;
using Ssse3 = System.Runtime.Intrinsics.X86.Ssse3;
namespace Aaru.Checksums;
/// <inheritdoc />
/// <summary>Implements the Adler-32 algorithm</summary>
public sealed class Adler32Context : IChecksum
@@ -86,7 +86,7 @@ public sealed class Adler32Context : IChecksum
/// <summary>Returns a byte array of the hash value.</summary>
public byte[] Final()
{
uint finalSum = (uint)((_sum2 << 16) | _sum1);
var finalSum = (uint)((_sum2 << 16) | _sum1);
if(!_useNative)
return BigEndianBitConverter.GetBytes(finalSum);
@@ -101,7 +101,7 @@ public sealed class Adler32Context : IChecksum
/// <summary>Returns a hexadecimal representation of the hash value.</summary>
public string End()
{
uint finalSum = (uint)((_sum2 << 16) | _sum1);
var finalSum = (uint)((_sum2 << 16) | _sum1);
if(_useNative)
{
@@ -111,7 +111,7 @@ public sealed class Adler32Context : IChecksum
var adlerOutput = new StringBuilder();
for(int i = 0; i < BigEndianBitConverter.GetBytes(finalSum).Length; i++)
for(var i = 0; i < BigEndianBitConverter.GetBytes(finalSum).Length; i++)
adlerOutput.Append(BigEndianBitConverter.GetBytes(finalSum)[i].ToString("x2"));
return adlerOutput.ToString();
@@ -156,7 +156,7 @@ public sealed class Adler32Context : IChecksum
uint sum1 = preSum1;
uint sum2 = preSum2;
uint n;
int dataOff = 0;
var dataOff = 0;
/* in case user likes doing a byte at a time, keep it fast */
if(len == 1)
@@ -332,8 +332,8 @@ public sealed class Adler32Context : IChecksum
ushort localSum1 = 1;
ushort localSum2 = 0;
byte[] buffer = new byte[65536];
int read = fileStream.Read(buffer, 0, 65536);
var buffer = new byte[65536];
int read = fileStream.Read(buffer, 0, 65536);
while(read > 0)
{
@@ -341,7 +341,7 @@ public sealed class Adler32Context : IChecksum
read = fileStream.Read(buffer, 0, 65536);
}
uint finalSum = (uint)((localSum2 << 16) | localSum1);
var finalSum = (uint)((localSum2 << 16) | localSum1);
if(useNative)
{
@@ -383,7 +383,7 @@ public sealed class Adler32Context : IChecksum
Step(ref localSum1, ref localSum2, data, len, useNative, nativeContext);
uint finalSum = (uint)((localSum2 << 16) | localSum1);
var finalSum = (uint)((localSum2 << 16) | localSum1);
if(useNative)
{