/// <summary>
/// Создать <see cref="KeyContainer" />.
/// </summary>
/// <param name="keyContainerName">Название ключевого контейнера.</param>
/// <param name="keyNumber">Тип ключа.</param>
/// <returns>
/// Экземпляр <see cref="KeyContainer" />.
/// </returns>
public static KeyContainer Create(string keyContainerName, KeyNumber keyNumber)
{
var container = new KeyContainer();
container.AcquireContext(keyContainerName, ProviderName, ProviderType, Constants.NewKeySet);
container.GenerateRandomKey(keyNumber);
return container;
}
/// <summary>
/// Создать <see cref="KeyContainer" />.
/// </summary>
/// <param name="keyContainerName">Название ключевого контейнера.</param>
/// <param name="keyNumber">Тип ключа.</param>
/// <returns>
/// Экземпляр <see cref="KeyContainer" />.
/// </returns>
public static KeyContainer Create(string keyContainerName, KeyNumber keyNumber)
{
var container = new KeyContainer();
container.AcquireContext(keyContainerName, ProviderName, ProviderType, Constants.NewKeySet);
container.GenerateRandomKey(keyNumber);
return(container);
}
/// <summary>
/// Открыть существующий контейнер.
/// </summary>
/// <param name="keyContainerName">Название контейнера.</param>
/// <param name="keycontainerPassword">Пароль ключевого контейнера.</param>
/// <returns>
/// Экземпляр <see cref="KeyContainer" />.
/// </returns>
public static KeyContainer Open(string keyContainerName, string keycontainerPassword)
{
var container = new KeyContainer();
container.AcquireContext(keyContainerName, ProviderName, ProviderType, 0);
container.SetPassword(keycontainerPassword);
return(container);
}
/// <summary>
/// Получить сертификат для конкретного ключа
/// </summary>
/// <returns></returns>
public static byte[] ExportCertificateData(string keyContainerName)
{
using (var container = new KeyContainer())
{
container.AcquireContext(keyContainerName, ProviderName, ProviderType, 0);
return(container.ExportCertificateData());
}
}
/// <summary>
/// Возвращает открытый ключ сертификата
/// </summary>
/// <param name="certificateData">данные сертификата</param>
/// <returns></returns>
public static byte[] GetCertificatePublicKey(byte[] certificateData)
{
using (var container = new KeyContainer())
{
container.AcquireContext(null, ProviderName, ProviderType, Constants.CryptVerifycontext);
using (KeyContext keyContext = container.ImportSertificate(certificateData))
{
return(keyContext.ExportPublicKey());
}
}
}
/// <summary>
/// Удаление ключевого контейнера.
/// </summary>
/// <param name="keyContainerName">Название контейнера.</param>
public static void Remove(string keyContainerName)
{
try
{
var container = new KeyContainer();
container.AcquireContext(keyContainerName, ProviderName, ProviderType, Constants.DeleteKeySet);
}
catch (Win32Exception)
{
}
}
/// <summary>
/// Подсчет хэша.
/// </summary>
/// <param name="data">Данные.</param>
/// <returns>Хэш.</returns>
public static byte[] ComputeHash(byte[] data)
{
using (var container = new KeyContainer())
{
container.AcquireContext(null, ProviderName, ProviderType, Constants.CryptVerifycontext);
using (HashContext hashContext = container.CreateHash(null, Constants.CpcspHashId, 0))
{
hashContext.AddData(data, 0);
return hashContext.GetValue();
}
}
}
/// <summary>
/// Подсчет хэша.
/// </summary>
/// <param name="data">Данные.</param>
/// <returns>Хэш.</returns>
public static byte[] ComputeHash(byte[] data)
{
using (var container = new KeyContainer())
{
container.AcquireContext(null, ProviderName, ProviderType, Constants.CryptVerifycontext);
using (HashContext hashContext = container.CreateHash(null, Constants.CpcspHashId, 0))
{
hashContext.AddData(data, 0);
return(hashContext.GetValue());
}
}
}
/// <summary>
/// Провекра наличия контейнера.
/// </summary>
/// <param name="keyContainerName">Название контейнера.</param>
/// <returns>True - контейнер существует, иначе False.</returns>
public static bool Exist(string keyContainerName)
{
try
{
using (var container = new KeyContainer())
{
container.AcquireContext(keyContainerName, ProviderName, ProviderType, Constants.SilentMode);
container.GetUserKey();
return(true);
}
}
catch (Win32Exception)
{
return(false);
}
}
/// <summary>
/// Проверка подписи.
/// </summary>
/// <param name="signature">Подпись.</param>
/// <param name="data">Данные.</param>
/// <param name="certificateData">Сертификат.</param>
/// <returns>True - провека прошла успешно, иначе False.</returns>
public static bool VerifyCertificate(byte[] signature, byte[] data, byte[] certificateData)
{
using (var container = new KeyContainer())
{
container.AcquireContext(null, ProviderName, ProviderType, Constants.CryptVerifycontext);
using (KeyContext keyContext = container.ImportSertificate(certificateData))
{
using (HashContext hashContext =
container.CreateHash(null, Constants.CpcspHashId, 0))
{
hashContext.AddData(data, 0);
return(keyContext.VerifySignature(signature, hashContext, 0));
}
}
}
}
/// <summary>
/// Провекра наличия контейнера.
/// </summary>
/// <param name="keyContainerName">Название контейнера.</param>
/// <returns>True - контейнер существует, иначе False.</returns>
public static bool Exist(string keyContainerName)
{
try
{
using (var container = new KeyContainer())
{
container.AcquireContext(keyContainerName, ProviderName, ProviderType, Constants.SilentMode);
container.GetUserKey();
return true;
}
}
catch (Win32Exception)
{
return false;
}
}
/// <summary>
/// Проверка подписи.
/// </summary>
/// <param name="signature">Подпись.</param>
/// <param name="data">Данные.</param>
/// <param name="publicKey">Открытый ключ.</param>
/// <returns>True - провека прошла успешно, иначе False.</returns>
public static bool VerifySignature(byte[] signature, byte[] data, byte[] publicKey)
{
using (var container = new KeyContainer())
{
container.AcquireContext(null, ProviderName, ProviderType, Constants.CryptVerifycontext);
using (KeyContext keyContext = container.ImportKey(null, publicKey, publicKey.Length, 0))
{
using (HashContext hashContext =
container.CreateHash(null, Constants.CpcspHashId, 0))
{
hashContext.AddData(data, 0);
return keyContext.VerifySignature(signature, hashContext, 0);
}
}
}
}
/// <summary>
/// Удаление ключевого контейнера.
/// </summary>
/// <param name="keyContainerName">Название контейнера.</param>
public static void Remove(string keyContainerName)
{
try
{
var container = new KeyContainer();
container.AcquireContext(keyContainerName, ProviderName, ProviderType, Constants.DeleteKeySet);
}
catch (Win32Exception)
{
}
}
/// <summary>
/// Открыть существующий контейнер.
/// </summary>
/// <param name="keyContainerName">Название контейнера.</param>
/// <param name="keycontainerPassword">Пароль ключевого контейнера.</param>
/// <returns>
/// Экземпляр <see cref="KeyContainer" />.
/// </returns>
public static KeyContainer Open(string keyContainerName, string keycontainerPassword)
{
var container = new KeyContainer();
container.AcquireContext(keyContainerName, ProviderName, ProviderType, 0);
container.SetPassword(keycontainerPassword);
return container;
}
/// <summary>
/// Получить сертификат для конкретного ключа
/// </summary>
/// <returns></returns>
public static byte[] ExportCertificateData(string keyContainerName)
{
using (var container = new KeyContainer())
{
container.AcquireContext(keyContainerName, ProviderName, ProviderType, 0);
return container.ExportCertificateData();
}
}
/// <summary>
/// Экспорт открытого ключа.
/// </summary>
/// <param name="keyContainerName">Название контейнера.</param>
/// <returns>Открытый ключ.</returns>
public static byte[] ExportPublicKey(string keyContainerName)
{
using (var container = new KeyContainer())
{
container.AcquireContext(keyContainerName, ProviderName, ProviderType, 0);
using (KeyContext keyContext = container.GetUserKey())
{
return keyContext.ExportPublicKey();
}
}
}
/// <summary>
/// Возвращает открытый ключ сертификата
/// </summary>
/// <param name="certificateData">данные сертификата</param>
/// <returns></returns>
public static byte[] GetCertificatePublicKey(byte[] certificateData)
{
using (var container = new KeyContainer())
{
container.AcquireContext(null, ProviderName, ProviderType, Constants.CryptVerifycontext);
using (KeyContext keyContext = container.ImportSertificate(certificateData))
{
return keyContext.ExportPublicKey();
}
}
}
