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REFACTOR: All refactor in DiscImageChef.Checksums.

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This commit is contained in:
Natalia Portillo
2017-12-21 20:26:46 +00:00
parent 5953246f19
commit 4a48f698e1
14 changed files with 62 additions and 80 deletions
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13
DiscImageChef.Checksums/CRC32Context.cs
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@@ -115,8 +115,7 @@ namespace DiscImageChef.Checksums
/// <param name="filename">File path.</param>
public static byte[] File(string filename)
{
byte[] hash;
File(filename, out hash);
File(filename, out byte[] hash);
return hash;
}
@@ -128,12 +127,11 @@ namespace DiscImageChef.Checksums
public static string File(string filename, out byte[] hash)
{
FileStream fileStream = new FileStream(filename, FileMode.Open);
uint[] localTable;
uint localhashInt;
localhashInt = CRC32_SEED;
localTable = new uint[256];
uint[] localTable = new uint[256];
for(int i = 0; i < 256; i++)
{
uint entry = (uint)i;
@@ -153,7 +151,7 @@ namespace DiscImageChef.Checksums
StringBuilder crc32Output = new StringBuilder();
for(int i = 0; i < hash.Length; i++) crc32Output.Append(hash[i].ToString("x2"));
foreach(byte h in hash) crc32Output.Append(h.ToString("x2"));
fileStream.Close();
@@ -181,12 +179,11 @@ namespace DiscImageChef.Checksums
/// <param name="seed">CRC seed</param>
public static string Data(byte[] data, uint len, out byte[] hash, uint polynomial, uint seed)
{
uint[] localTable;
uint localhashInt;
localhashInt = seed;
localTable = new uint[256];
uint[] localTable = new uint[256];
for(int i = 0; i < 256; i++)
{
uint entry = (uint)i;
@@ -205,7 +202,7 @@ namespace DiscImageChef.Checksums
StringBuilder crc32Output = new StringBuilder();
for(int i = 0; i < hash.Length; i++) crc32Output.Append(hash[i].ToString("x2"));
foreach(byte h in hash) crc32Output.Append(h.ToString("x2"));
return crc32Output.ToString();
}