34 lines
1.4 KiB
C#
34 lines
1.4 KiB
C#
|
//------------------------------------------------------------------------------
|
|||
|
|
// <copyright file="SqlException.cs" company="Microsoft">
|
|||
|
|
// Copyright (c) Microsoft Corporation. All rights reserved.
|
|||
|
|
// </copyright>
|
|||
|
|
// <owner current="true" primary="true">balnee</owner>
|
|||
|
|
// <owner current="true" primary="false">krishnib</owner>
|
|||
|
|
//------------------------------------------------------------------------------
|
|||
|
|
namespace System.Data.SqlClient
|
|||
|
|
{
|
|||
|
|
using System;
|
|||
|
|
|
|||
|
|
/// <summary>
|
|||
|
|
/// Abstract base class for all TCE encryption algorithms. It exposes two functions
|
|||
|
|
/// 1. Encrypt - This function is used by SqlClient under the covers to transparently encrypt TCE enabled column data.
|
|||
|
|
/// 2. Decrypt - This function is used by SqlClient under the covers to transparently decrypt TCE enabled column data.
|
|||
|
|
/// </summary>
|
|||
|
|
internal abstract class SqlClientEncryptionAlgorithm
|
|||
|
|
{
|
|||
|
|
/// <summary>
|
|||
|
|
/// Encrypts the plainText with a column encryption key
|
|||
|
|
/// </summary>
|
|||
|
|
/// <param name="plainText">Plain text value to be encrypted</param>
|
|||
|
|
/// <returns></returns>
|
|||
|
|
internal abstract byte[] EncryptData(byte[] plainText);
|
|||
|
|
|
|||
|
|
/// <summary>
|
|||
|
|
/// Decrypts the cipherText with a column encryption key
|
|||
|
|
/// </summary>
|
|||
|
|
/// <param name="cipherText">Ciphertext value to be decrypted</param>
|
|||
|
|
/// <returns></returns>
|
|||
|
|
internal abstract byte[] DecryptData(byte[] cipherText);
|
|||
|
|
}
|
|||
|
|
}
|