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🐛Fix CRC64 endian problem.

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Natalia Portillo
2018-02-01 17:56:51 +00:00
parent 88e7baf9c9
commit 3e332ba6b0
2 changed files with 6 additions and 5 deletions
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9
DiscImageChef.Checksums/CRC64Context.cs
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@@ -30,6 +30,7 @@
// Copyright © 2011-2018 Natalia Portillo
// ****************************************************************************/
using System;
using System.IO;
using System.Text;
@@ -89,7 +90,7 @@ namespace DiscImageChef.Checksums
/// </summary>
public byte[] Final()
{
BigEndianBitConverter.IsLittleEndian = BigEndianBitConverter.IsLittleEndian;
BigEndianBitConverter.IsLittleEndian = BitConverter.IsLittleEndian;
return BigEndianBitConverter.GetBytes(hashInt ^= CRC64_SEED);
}
@@ -100,7 +101,7 @@ namespace DiscImageChef.Checksums
{
StringBuilder crc64Output = new StringBuilder();
BigEndianBitConverter.IsLittleEndian = BigEndianBitConverter.IsLittleEndian;
BigEndianBitConverter.IsLittleEndian = BitConverter.IsLittleEndian;
for(int i = 0; i < BigEndianBitConverter.GetBytes(hashInt ^= CRC64_SEED).Length; i++)
crc64Output.Append(BigEndianBitConverter.GetBytes(hashInt ^= CRC64_SEED)[i].ToString("x2"));
@@ -144,7 +145,7 @@ namespace DiscImageChef.Checksums
localhashInt = (localhashInt >> 8) ^ localTable[(ulong)fileStream.ReadByte() ^ (localhashInt & 0xffL)];
localhashInt ^= CRC64_SEED;
BigEndianBitConverter.IsLittleEndian = BigEndianBitConverter.IsLittleEndian;
BigEndianBitConverter.IsLittleEndian = BitConverter.IsLittleEndian;
hash = BigEndianBitConverter.GetBytes(localhashInt);
StringBuilder crc64Output = new StringBuilder();
@@ -196,7 +197,7 @@ namespace DiscImageChef.Checksums
localhashInt = (localhashInt >> 8) ^ localTable[data[i] ^ (localhashInt & 0xff)];
localhashInt ^= CRC64_SEED;
BigEndianBitConverter.IsLittleEndian = BigEndianBitConverter.IsLittleEndian;
BigEndianBitConverter.IsLittleEndian = BitConverter.IsLittleEndian;
hash = BigEndianBitConverter.GetBytes(localhashInt);
StringBuilder crc64Output = new StringBuilder();

2
DiscImageChef.DiscImages/DiscImageChef.cs
View File

@@ -2209,7 +2209,7 @@ namespace DiscImageChef.DiscImages
}
Crc64Context.Data(data, out byte[] blockCrc);
blockCrc = blockCrc.Reverse().ToArray();
blockCrc = blockCrc.ToArray();
if(BitConverter.ToUInt64(blockCrc, 0) != blockHeader.crc64)
{
DicConsole.DebugWriteLine("DiscImageChef format plugin",