aaru-dps/Aaru.Checksums
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Naming fixes.

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This commit is contained in:
Natalia Portillo
2020-07-20 21:11:31 +01:00
parent 41d26c7057
commit 843291076c
12 changed files with 308 additions and 308 deletions
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30
CRC64Context.cs
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@@ -43,16 +43,16 @@ namespace Aaru.Checksums
public const ulong CRC64_ECMA_POLY = 0xC96C5795D7870F42;
public const ulong CRC64_ECMA_SEED = 0xFFFFFFFFFFFFFFFF;
readonly ulong finalSeed;
readonly ulong[] table;
ulong hashInt;
readonly ulong _finalSeed;
readonly ulong[] _table;
ulong _hashInt;
/// <summary>Initializes the CRC64 table and seed as CRC64-ECMA</summary>
public Crc64Context()
{
hashInt = CRC64_ECMA_SEED;
_hashInt = CRC64_ECMA_SEED;
table = new ulong[256];
_table = new ulong[256];
for(int i = 0; i < 256; i++)
{
@@ -64,18 +64,18 @@ namespace Aaru.Checksums
else
entry = entry >> 1;
table[i] = entry;
_table[i] = entry;
}
finalSeed = CRC64_ECMA_SEED;
_finalSeed = CRC64_ECMA_SEED;
}
/// <summary>Initializes the CRC16 table with a custom polynomial and seed</summary>
public Crc64Context(ulong polynomial, ulong seed)
{
hashInt = seed;
_hashInt = seed;
table = new ulong[256];
_table = new ulong[256];
for(int i = 0; i < 256; i++)
{
@@ -87,10 +87,10 @@ namespace Aaru.Checksums
else
entry = entry >> 1;
table[i] = entry;
_table[i] = entry;
}
finalSeed = seed;
_finalSeed = seed;
}
/// <inheritdoc />
@@ -100,7 +100,7 @@ namespace Aaru.Checksums
public void Update(byte[] data, uint len)
{
for(int i = 0; i < len; i++)
hashInt = (hashInt >> 8) ^ table[data[i] ^ (hashInt & 0xff)];
_hashInt = (_hashInt >> 8) ^ _table[data[i] ^ (_hashInt & 0xff)];
}
/// <inheritdoc />
@@ -110,7 +110,7 @@ namespace Aaru.Checksums
/// <inheritdoc />
/// <summary>Returns a byte array of the hash value.</summary>
public byte[] Final() => BigEndianBitConverter.GetBytes(hashInt ^= finalSeed);
public byte[] Final() => BigEndianBitConverter.GetBytes(_hashInt ^= _finalSeed);
/// <inheritdoc />
/// <summary>Returns a hexadecimal representation of the hash value.</summary>
@@ -118,8 +118,8 @@ namespace Aaru.Checksums
{
var crc64Output = new StringBuilder();
for(int i = 0; i < BigEndianBitConverter.GetBytes(hashInt ^= finalSeed).Length; i++)
crc64Output.Append(BigEndianBitConverter.GetBytes(hashInt ^= finalSeed)[i].ToString("x2"));
for(int i = 0; i < BigEndianBitConverter.GetBytes(_hashInt ^= _finalSeed).Length; i++)
crc64Output.Append(BigEndianBitConverter.GetBytes(_hashInt ^= _finalSeed)[i].ToString("x2"));
return crc64Output.ToString();
}