Dispose() private method

private Dispose ( bool disposing ) : void
disposing bool
return void
コード例 #1
0
ファイル: HashHelper.cs プロジェクト: 0x0mar/Xploit
        public static byte[] HashRaw(EHashType type, byte[] bs)
        {
            if (bs == null) return null;

            HashAlgorithm cmd5 = null;
            switch (type)
            {
                case EHashType.Md5: cmd5 = new MD5CryptoServiceProvider(); break;
                case EHashType.Sha1: cmd5 = new SHA1CryptoServiceProvider(); break;
                case EHashType.Sha256: cmd5 = new SHA256CryptoServiceProvider(); break;
                case EHashType.Sha384: cmd5 = new SHA384CryptoServiceProvider(); break;
                case EHashType.Sha512: cmd5 = new SHA512CryptoServiceProvider(); break;
            }

            bs = cmd5.ComputeHash(bs);
            cmd5.Dispose();
            return bs;
        }
コード例 #2
0
ファイル: HashHelper.cs プロジェクト: 0x0mar/Xploit
        public static byte[] HashRaw(EHashType type, Stream bs, bool seekBegin)
        {
            if (bs == null) return null;

            HashAlgorithm cmd5 = null;
            switch (type)
            {
                case EHashType.Md5: cmd5 = new MD5CryptoServiceProvider(); break;
                case EHashType.Sha1: cmd5 = new SHA1CryptoServiceProvider(); break;
                case EHashType.Sha256: cmd5 = new SHA256CryptoServiceProvider(); break;
                case EHashType.Sha384: cmd5 = new SHA384CryptoServiceProvider(); break;
                case EHashType.Sha512: cmd5 = new SHA512CryptoServiceProvider(); break;
            }

            if (seekBegin) bs.Seek(0, SeekOrigin.Begin);

            byte[] bsh = cmd5.ComputeHash(bs);
            cmd5.Dispose();
            return bsh;
        }
コード例 #3
0
        static byte[] GenerateKey(string RawKey)
        {
            byte[] WhatToReturn;

            SHA512CryptoServiceProvider SCSP = new SHA512CryptoServiceProvider();
            SHA256CryptoServiceProvider SCSP256 = new SHA256CryptoServiceProvider();

            //Whatever the key is... hash it once.
            byte[] ReturnBytes = SCSP.ComputeHash(UnicodeEncoding.ASCII.GetBytes(RawKey.ToCharArray()));

            //Rehash the key up to 256 times depending on what key the user chose.
            WhatToReturn = ReturnBytes;
            for (byte x = 0; x <= ReturnBytes[0]; x++)
                WhatToReturn = SCSP.ComputeHash(WhatToReturn);

            //Make sure the key size is 32 bytes.
            WhatToReturn = SCSP256.ComputeHash(WhatToReturn);

            SCSP.Dispose();
            SCSP256.Dispose();

            //DISPOSE ALL SENSITIVE DATA
            Random rd = new Random();
            rd.NextBytes(ReturnBytes);
            rd = null;
            GC.Collect();

            //Finish
            return WhatToReturn;
        }