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REFACTOR: All refactor in DiscImageChef.Checksums.

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Natalia Portillo
2017-12-21 20:26:46 +00:00
parent 899232216e
commit 18ddb2b575
13 changed files with 60 additions and 78 deletions
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17
SpamSumContext.cs
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@@ -104,8 +104,7 @@ namespace DiscImageChef.Checksums
void roll_init()
{
self.Roll = new RollState();
self.Roll.Window = new byte[ROLLING_WINDOW];
self.Roll = new RollState {Window = new byte[ROLLING_WINDOW]};
}
/// <summary>
@@ -113,8 +112,7 @@ namespace DiscImageChef.Checksums
/// </summary>
public void Init()
{
self = new FuzzyState();
self.Bh = new BlockhashContext[NUM_BLOCKHASHES];
self = new FuzzyState {Bh = new BlockhashContext[NUM_BLOCKHASHES]};
for(int i = 0; i < NUM_BLOCKHASHES; i++) self.Bh[i].Digest = new byte[SPAMSUM_LENGTH];
self.Bhstart = 0;
@@ -276,7 +274,7 @@ namespace DiscImageChef.Checksums
}
// CLAUNIA: Flags seems to never be used in ssdeep, so I just removed it for code simplicity
uint fuzzy_digest(out byte[] result)
uint FuzzyDigest(out byte[] result)
{
StringBuilder sb = new StringBuilder();
uint bi = self.Bhstart;
@@ -418,8 +416,7 @@ namespace DiscImageChef.Checksums
/// </summary>
public string End()
{
byte[] result;
fuzzy_digest(out result);
FuzzyDigest(out byte[] result);
return CToString(result);
}
@@ -452,7 +449,7 @@ namespace DiscImageChef.Checksums
/// <param name="len">Length of the data buffer to hash.</param>
/// <param name="hash">null</param>
/// <returns>Base64 representation of SpamSum $blocksize:$hash:$hash</returns>
public string Data(byte[] data, uint len, out byte[] hash)
public static string Data(byte[] data, uint len, out byte[] hash)
{
SpamSumContext fuzzyContext = new SpamSumContext();
fuzzyContext.Init();
@@ -470,13 +467,13 @@ namespace DiscImageChef.Checksums
/// <param name="data">Data buffer.</param>
/// <param name="hash">null</param>
/// <returns>Base64 representation of SpamSum $blocksize:$hash:$hash</returns>
public string Data(byte[] data, out byte[] hash)
public static string Data(byte[] data, out byte[] hash)
{
return Data(data, (uint)data.Length, out hash);
}
// Converts an ASCII null-terminated string to .NET string
string CToString(byte[] cString)
static string CToString(byte[] cString)
{
StringBuilder sb = new StringBuilder();