public static string Sum(SrvsFile m)
{
if (!srvmd5memo.ContainsKey(m.Name))
{
Sum(m.Request);
Sum(m.Response);
string hashablereq = PrepareToHash(m.Request);
string hashableres = PrepareToHash(m.Response);
if (hashablereq == null || hashableres == null)
{
return(null);
}
byte[] req = Encoding.ASCII.GetBytes(hashablereq);
byte[] res = Encoding.ASCII.GetBytes(hashableres);
StringBuilder sb = new StringBuilder();
System.Security.Cryptography.MD5 md5 = System.Security.Cryptography.MD5.Create();
md5.TransformBlock(req, 0, req.Length, req, 0);
md5.TransformFinalBlock(res, 0, res.Length);
for (int i = 0; i < md5.Hash.Length; i++)
{
sb.AppendFormat("{0:x2}", md5.Hash[i]);
}
srvmd5memo.Add(m.Name, sb.ToString());
}
return(srvmd5memo[m.Name]);
}
public byte[] GetFinalHash()
{
if (m_finalHash == null)
{
m_hash.TransformFinalBlock(m_hashbuffer, 0, m_hashbufferLength);
m_finalHash = m_hash.Hash;
}
return(m_finalHash);
}
public static string CalculateMD5(Stream stream, int bufferSize)
{
byte[] _emptyBuffer = new byte[0];
System.Security.Cryptography.MD5 md5Hasher = System.Security.Cryptography.MD5.Create();
byte[] buffer = new byte[bufferSize];
int readBytes;
while ((readBytes = stream.Read(buffer, 0, bufferSize)) > 0)
{
md5Hasher.TransformBlock(buffer, 0, readBytes, buffer, 0);
}
md5Hasher.TransformFinalBlock(_emptyBuffer, 0, 0);
return(CUtils.ToHexString(md5Hasher.Hash));
}
public ImagePixelLock(Bitmap inSource, System.Drawing.Rectangle inLockRegion, Boolean inCreateCopy)
{
if (inSource.PixelFormat != System.Drawing.Imaging.PixelFormat.Format32bppArgb)
{
throw new ArgumentException("Given bitmap has an unsupported pixel format.");
}
IsCopy = inCreateCopy;
if (inCreateCopy)
{
bitmap = (Bitmap)inSource.Clone();
}
else
{
bitmap = inSource;
}
data = bitmap.LockBits(inLockRegion, ImageLockMode.ReadWrite, inSource.PixelFormat);
Pixels = (int *)data.Scan0.ToPointer();
// compute checksum from pixeldata
System.Security.Cryptography.MD5 md5 = System.Security.Cryptography.MD5.Create();
int *ptr = (int *)data.Scan0.ToPointer();
for (int i = 0, byteCount = Width * Height * 4; i < byteCount; i += buffer.Length)
{
int count = Math.Min(buffer.Length, byteCount - i);
System.Runtime.InteropServices.Marshal.Copy((IntPtr)ptr, buffer, 0, count);
md5.TransformBlock(buffer, 0, count, tmpBuffer, 0);
ptr += count / 4;
}
md5.TransformFinalBlock(new byte[0], 0, 0);
byte[] checksum = md5.Hash;
for (int i = 0; i < 8; i++)
{
Checksum |= (((Int64)checksum[i]) << (i * 8));
}
}
public void UpdateImage(string inPath)
{
if (!System.IO.File.Exists(inPath) || !inPath.EndsWith(".png"))
{
return;
}
Texture2D Tex2D;
byte[] FileData;
FileData = System.IO.File.ReadAllBytes(inPath);
Tex2D = new Texture2D(2, 2); // Create new "empty" texture
if (!Tex2D.LoadImage(FileData)) // Load the imagedata into the texture (size is set automatically)
{
return; // If data = readable -> return texture
}
System.Security.Cryptography.MD5 md5 = System.Security.Cryptography.MD5.Create();
byte[] pathBytes = System.Text.Encoding.UTF8.GetBytes(inPath);
md5.TransformBlock(pathBytes, 0, pathBytes.Length, pathBytes, 0);
byte[] contentBytes = System.IO.File.ReadAllBytes(inPath);
md5.TransformFinalBlock(contentBytes, 0, contentBytes.Length);
myTextureData = new TextureData(Tex2D, inPath, System.BitConverter.ToString(md5.Hash).Replace("-", "").ToLower());
float ratio = myTextureData.myTexture.width / myTextureData.myTexture.height;
if (80 / 60 > ratio)
{
myImg.rectTransform.sizeDelta = new Vector2(30 * ratio, 30);
}
else
{
myImg.rectTransform.sizeDelta = new Vector2(40, 40 / ratio);
}
ImgNameText.text = System.IO.Path.GetFileName(inPath);
myImg.sprite = Sprite.Create(myTextureData.myTexture, new Rect(0, 0, myTextureData.myTexture.width, myTextureData.myTexture.height), new Vector2(0.5f, 0.5f));
}
public static string Sum(params byte[][] data)
{
StringBuilder sb = new StringBuilder();
System.Security.Cryptography.MD5 md5 = System.Security.Cryptography.MD5.Create();
if (data.Length > 0)
{
for (int i = 0; i < data.Length - 1; i++)
{
md5.TransformBlock(data[i], 0, data[i].Length, data[0], 0);
}
md5.TransformFinalBlock(data[data.Length - 1], 0, data[data.Length - 1].Length);
}
for (int i = 0; i < md5.Hash.Length; i++)
{
sb.AppendFormat("{0:x2}", md5.Hash[i]);
}
return(sb.ToString());
}