static string get_hash_string(byte[] buffer, RenameType type)
{
byte[] hash;
switch (type)
{
case RenameType.md5: hash = Crypto.MD5.Create().ComputeHash(buffer); break;
case RenameType.sha1: hash = Crypto.SHA1.Create().ComputeHash(buffer); break;
case RenameType.sha256: hash = Crypto.SHA256.Create().ComputeHash(buffer); break;
default: throw new NotSupportedException(type.ToString());
}
return(new StringBuilder()
.AppendJoin("", hash.Select(b => b.ToString("x").PadLeft(2, '0')))
.ToString());
}
