C# Byte.CompareByteArray方法代码示例

        /// <summary>
        /// Checks if a Hash Value matches a given myClearText
        /// </summary>
        /// <param name="myClearText">the text that needs to be checked</param>
        /// <param name="myHashValue">the hash value</param>
        /// <returns>true if matches, false if does not match</returns>
        public Boolean CheckHashValue(Byte[] myClearText, Byte[] myHashValue)
        {
            if (myHashValue.CompareByteArray(GetHashValueAsByteArray(myClearText)) == 0)
                return true;

            return false;
        }

//.........这里部分代码省略.........

                if (EncryptionParameters_Length > mySerializedData.Length - HeaderLength - IntegrityCheckValue_Length)
                    throw new GraphFSException_InvalidEncryptionParametersLengthField("The length of the encryption parameters is invalid!");

                #endregion

                #region Read Padding lengths

                DataPadding_Length = (Int32)_SerializationReader.ReadByte();
                AdditionalPadding_Length = (Int32)(256 * _SerializationReader.ReadByte() + _SerializationReader.ReadByte()) << 3;

                if ((HeaderLength + IntegrityCheckValue_Length + EncryptionParameters_Length + AdditionalPadding_Length) >= mySerializedData.Length)
                    throw new GraphFSException_InvalidAdditionalPaddingLengthField("The length of the additional padding is invalid!");

                _SerializationReader.ReadBytesDirect(2);  // Read reserved bytes

                #endregion

                #region Read Integrity Check Value and Encryption Parameters

                IntegrityCheckValue_Position = _SerializationReader.BaseStream.Position;

                if (IntegrityCheckValue_Length > 0)
                    IntegrityCheckValue = _SerializationReader.ReadBytesDirect(IntegrityCheckValue_Length);

                if (EncryptionParameters_Length > 0)
                    EncryptionParameters = _SerializationReader.ReadBytesDirect(EncryptionParameters_Length);

                #endregion

                #region Verify the integrity of the data

                if (myIntegrityCheckAlgorithm != null && IntegrityCheckValue_Length > 0)
                {

                    // Save the read IntegrityCheckValue
                    IntegrityCheckValue = new Byte[IntegrityCheckValue_Length];
                    Array.Copy(mySerializedData, IntegrityCheckValue_Position, IntegrityCheckValue, 0, IntegrityCheckValue_Length);

                    // Zero the IntegrityCheckValue within the serialized data
                    Byte[] AllZeros = new Byte[IntegrityCheckValue_Length];
                    Array.Copy(AllZeros, 0, mySerializedData, IntegrityCheckValue_Position, IntegrityCheckValue_Length);

                    // Calculate the actual IntegrityCheckValue
                    actualIntegrityCheckValue = myIntegrityCheckAlgorithm.GetHashValueAsByteArray(mySerializedData);

                    // Compare read and actual IntegrityCheckValue
                    if (IntegrityCheckValue.CompareByteArray(actualIntegrityCheckValue) != 0 && myIgnoreIntegrityCheckFailures == false)
                        throw new GraphFSException_IntegrityCheckFailed(String.Concat("The IntegrityCheck failed as ", actualIntegrityCheckValue.ToHexString(), " is not equal to the expected ", IntegrityCheckValue.ToHexString()));

                }

                #endregion

                #region Decrypt the remaining data

                //EncryptedData_Length      = (UInt64) (mySerializedData.Length - (HeaderLength + IntegrityCheckValue_Length + EncryptionParameters_Length + AdditionalPadding_Length));
                //EncryptedData             = new Byte[EncryptedData_Length];
                //Array.Copy(mySerializedData, HeaderLength + IntegrityCheckValue_Length + EncryptionParameters_Length, EncryptedData, 0, (Int64) EncryptedData_Length);

                //#endregion

                //#region Decrypt Data

                // Decrypt Data, sooon...!

                //if ( (UInt64) DataPadding_Length >= EncryptedData_Length)
                //    throw new GraphFSException_InvalidDataPaddingLengthField("The length of the data padding is invalid!");

                //DecryptedData = new Byte[EncryptedData_Length - (UInt64) DataPadding_Length];
                //Array.Copy(EncryptedData, 0, DecryptedData, 0, (Int64) (EncryptedData_Length - (UInt64) DataPadding_Length));

                #endregion

                #region Deserialize Inner Object

                _StructureVersion = BitConverter.ToUInt16(_SerializationReader.ReadBytesDirect(2), 0);
                ObjectUUID = new ObjectUUID();
                ObjectUUID.Deserialize(ref _SerializationReader); // n or at least 16 Bytes

                Deserialize(ref _SerializationReader);

                #endregion

            }

            catch (GraphFSException_IntegrityCheckFailed e)
            {
                throw new GraphFSException_IntegrityCheckFailed("The AGraphStructure could not be deserialized as its integrity is corrupted!\n\n" + e);
            }

            catch (Exception e)
            {
                throw new GraphFSException_AGraphStructureCouldNotBeDeserialized("The AGraphStructure could not be deserialized!\n\n" + e);
            }

            _SerializedAGraphStructure = mySerializedData;

            return new Exceptional();
        }