//
// Summary:
// Creates a new InfoCardKeyedHashAlgorithm based on a SymmetricCryptoHandle.
//
// Parameters:
// cryptoHandle - The handle to the symmetric key on which to base the keyed hash.
//
public InfoCardKeyedHashAlgorithm(SymmetricCryptoHandle cryptoHandle)
{
InternalRefCountedHandle nativeHandle = null;
try
{
//
// Call native api to get a hashCryptoHandle.
//
int status = CardSpaceSelector.GetShim().m_csShimGetKeyedHash(cryptoHandle.InternalHandle, out nativeHandle);
if (0 != status)
{
IDT.CloseInvalidOutSafeHandle(nativeHandle);
ExceptionHelper.ThrowIfCardSpaceException(status);
throw IDT.ThrowHelperError(new Win32Exception(status));
}
m_cryptoHandle = (HashCryptoHandle)CryptoHandle.Create(nativeHandle);
m_param = (RpcHashCryptoParameters)m_cryptoHandle.Parameters;
}
catch
{
if (null != m_cryptoHandle)
{
m_cryptoHandle.Dispose();
}
throw;
}
}
//
// Summary:
// Creates a new InfoCardKeyedHashAlgorithm based on a SymmetricCryptoHandle.
//
// Parameters:
// cryptoHandle - The handle to the symmetric key on which to base the keyed hash.
//
public InfoCardKeyedHashAlgorithm(SymmetricCryptoHandle cryptoHandle)
{
InternalRefCountedHandle nativeHandle = null;
try
{
//
// Call native api to get a hashCryptoHandle.
//
int status = CardSpaceSelector.GetShim().m_csShimGetKeyedHash(cryptoHandle.InternalHandle, out nativeHandle);
if (0 != status)
{
IDT.CloseInvalidOutSafeHandle(nativeHandle);
ExceptionHelper.ThrowIfCardSpaceException(status);
throw IDT.ThrowHelperError(new Win32Exception(status));
}
m_cryptoHandle = (HashCryptoHandle)CryptoHandle.Create(nativeHandle);
m_param = (RpcHashCryptoParameters)m_cryptoHandle.Parameters;
}
catch
{
if (null != m_cryptoHandle)
{
m_cryptoHandle.Dispose();
}
throw;
}
}
public InfoCardKeyedHashAlgorithm(SymmetricCryptoHandle cryptoHandle)
{
InternalRefCountedHandle nativeHashHandle = null;
try
{
int status = CardSpaceSelector.GetShim().m_csShimGetKeyedHash(cryptoHandle.InternalHandle, out nativeHashHandle);
if (status != 0)
{
InfoCardTrace.CloseInvalidOutSafeHandle(nativeHashHandle);
ExceptionHelper.ThrowIfCardSpaceException(status);
throw InfoCardTrace.ThrowHelperError(new Win32Exception(status));
}
this.m_cryptoHandle = (HashCryptoHandle)CryptoHandle.Create(nativeHashHandle);
this.m_param = (RpcHashCryptoParameters)this.m_cryptoHandle.Parameters;
}
catch
{
if (this.m_cryptoHandle != null)
{
this.m_cryptoHandle.Dispose();
}
throw;
}
}
//
// IDisposable
//
public void Dispose()
{
if (null != m_cryptoHandle)
{
m_cryptoHandle.Dispose();
m_cryptoHandle = null;
}
}
public void Dispose()
{
if (this.m_cryptoHandle != null)
{
this.m_cryptoHandle.Dispose();
this.m_cryptoHandle = null;
}
}
public void Dispose()
{
if (this.m_cryptoHandle != null)
{
this.m_cryptoHandle.Dispose();
this.m_cryptoHandle = null;
}
}
//
// Summary:
// Given a pointer to a native cryptosession this method creates the appropriate CryptoHandle type.
//
static internal CryptoHandle Create(InternalRefCountedHandle nativeHandle)
{
CryptoHandle handle = null;
bool mustRelease = false;
RuntimeHelpers.PrepareConstrainedRegions();
try
{
nativeHandle.DangerousAddRef(ref mustRelease);
RpcInfoCardCryptoHandle hCrypto =
(RpcInfoCardCryptoHandle)Marshal.PtrToStructure(nativeHandle.DangerousGetHandle(),
typeof(RpcInfoCardCryptoHandle));
DateTime expiration = DateTime.FromFileTimeUtc(hCrypto.expiration);
switch (hCrypto.type)
{
case RpcInfoCardCryptoHandle.HandleType.Asymmetric:
handle = new AsymmetricCryptoHandle(nativeHandle, expiration, hCrypto.cryptoParameters);
break;
case RpcInfoCardCryptoHandle.HandleType.Symmetric:
handle = new SymmetricCryptoHandle(nativeHandle, expiration, hCrypto.cryptoParameters);
break;
case RpcInfoCardCryptoHandle.HandleType.Transform:
handle = new TransformCryptoHandle(nativeHandle, expiration, hCrypto.cryptoParameters);
break;
case RpcInfoCardCryptoHandle.HandleType.Hash:
handle = new HashCryptoHandle(nativeHandle, expiration, hCrypto.cryptoParameters);
break;
default:
IDT.DebugAssert(false, "Invalid crypto operation type");
throw IDT.ThrowHelperError(new InvalidOperationException(SR.GetString(SR.GeneralExceptionMessage)));
}
return(handle);
}
finally
{
if (mustRelease)
{
nativeHandle.DangerousRelease();
}
}
}
public InfoCardSymmetricCrypto(SymmetricCryptoHandle cryptoHandle)
{
this.m_cryptoHandle = (SymmetricCryptoHandle)cryptoHandle.Duplicate();
try
{
this.m_params = (RpcSymmetricCryptoParameters)this.m_cryptoHandle.Parameters;
}
catch
{
if (this.m_cryptoHandle != null)
{
this.m_cryptoHandle.Dispose();
this.m_cryptoHandle = null;
}
throw;
}
}
public InfoCardSymmetricCrypto(SymmetricCryptoHandle cryptoHandle)
{
this.m_cryptoHandle = (SymmetricCryptoHandle) cryptoHandle.Duplicate();
try
{
this.m_params = (RpcSymmetricCryptoParameters) this.m_cryptoHandle.Parameters;
}
catch
{
if (this.m_cryptoHandle != null)
{
this.m_cryptoHandle.Dispose();
this.m_cryptoHandle = null;
}
throw;
}
}
public InfoCardSymmetricAlgorithm(SymmetricCryptoHandle cryptoHandle)
{
this.m_cryptoHandle = (SymmetricCryptoHandle)cryptoHandle.Duplicate();
try
{
this.m_parameters = (RpcSymmetricCryptoParameters)this.m_cryptoHandle.Parameters;
base.KeySizeValue = this.m_parameters.keySize;
base.BlockSizeValue = this.m_parameters.blockSize;
base.FeedbackSizeValue = this.m_parameters.feedbackSize;
base.LegalBlockSizesValue = new KeySizes[] { new KeySizes(base.BlockSizeValue, base.BlockSizeValue, 0) };
base.LegalKeySizesValue = new KeySizes[] { new KeySizes(base.KeySizeValue, base.KeySizeValue, 0) };
}
catch
{
this.m_cryptoHandle.Dispose();
throw;
}
}
public InfoCardSymmetricAlgorithm(SymmetricCryptoHandle cryptoHandle)
{
this.m_cryptoHandle = (SymmetricCryptoHandle) cryptoHandle.Duplicate();
try
{
this.m_parameters = (RpcSymmetricCryptoParameters) this.m_cryptoHandle.Parameters;
base.KeySizeValue = this.m_parameters.keySize;
base.BlockSizeValue = this.m_parameters.blockSize;
base.FeedbackSizeValue = this.m_parameters.feedbackSize;
base.LegalBlockSizesValue = new KeySizes[] { new KeySizes(base.BlockSizeValue, base.BlockSizeValue, 0) };
base.LegalKeySizesValue = new KeySizes[] { new KeySizes(base.KeySizeValue, base.KeySizeValue, 0) };
}
catch
{
this.m_cryptoHandle.Dispose();
throw;
}
}
internal static CryptoHandle Create(InternalRefCountedHandle nativeHandle)
{
CryptoHandle handle = null;
CryptoHandle handle3;
bool success = false;
RuntimeHelpers.PrepareConstrainedRegions();
try
{
nativeHandle.DangerousAddRef(ref success);
RpcInfoCardCryptoHandle handle2 = (RpcInfoCardCryptoHandle)Marshal.PtrToStructure(nativeHandle.DangerousGetHandle(), typeof(RpcInfoCardCryptoHandle));
DateTime expiration = DateTime.FromFileTimeUtc(handle2.expiration);
switch (handle2.type)
{
case RpcInfoCardCryptoHandle.HandleType.Asymmetric:
handle = new AsymmetricCryptoHandle(nativeHandle, expiration, handle2.cryptoParameters);
break;
case RpcInfoCardCryptoHandle.HandleType.Symmetric:
handle = new SymmetricCryptoHandle(nativeHandle, expiration, handle2.cryptoParameters);
break;
case RpcInfoCardCryptoHandle.HandleType.Transform:
handle = new TransformCryptoHandle(nativeHandle, expiration, handle2.cryptoParameters);
break;
case RpcInfoCardCryptoHandle.HandleType.Hash:
handle = new HashCryptoHandle(nativeHandle, expiration, handle2.cryptoParameters);
break;
default:
throw InfoCardTrace.ThrowHelperError(new InvalidOperationException(Microsoft.InfoCards.SR.GetString("GeneralExceptionMessage")));
}
handle3 = handle;
}
finally
{
if (success)
{
nativeHandle.DangerousRelease();
}
}
return(handle3);
}
//
// Summary:
// Creates a new InfoCardSymmetricCrypto based on a SymmetricCryptoHandle
//
// Parameters:
// cryptoHandle - A handle to the symmetric key on which to base this object.
//
public InfoCardSymmetricCrypto(SymmetricCryptoHandle cryptoHandle)
: base()
{
m_cryptoHandle = (SymmetricCryptoHandle)cryptoHandle.Duplicate();
try
{
m_params = (RpcSymmetricCryptoParameters)m_cryptoHandle.Parameters;
}
catch
{
if (null != m_cryptoHandle)
{
m_cryptoHandle.Dispose();
m_cryptoHandle = null;
}
throw;
}
}
//
// Summary:
// Creates a new InfoCardSymmetricCrypto based on a SymmetricCryptoHandle
//
// Parameters:
// cryptoHandle - A handle to the symmetric key on which to base this object.
//
public InfoCardSymmetricCrypto(SymmetricCryptoHandle cryptoHandle)
: base()
{
m_cryptoHandle = (SymmetricCryptoHandle)cryptoHandle.Duplicate();
try
{
m_params = (RpcSymmetricCryptoParameters)m_cryptoHandle.Parameters;
}
catch
{
if (null != m_cryptoHandle)
{
m_cryptoHandle.Dispose();
m_cryptoHandle = null;
}
throw;
}
}
//
// Summary:
// Constructs an InfoCardSymmetricAlgorithm
//
// Parameters:
// cryptoHandle - A handle to the symmetric key to base the symmetric algorithm on.
//
public InfoCardSymmetricAlgorithm(SymmetricCryptoHandle cryptoHandle)
: base()
{
m_cryptoHandle = (SymmetricCryptoHandle)cryptoHandle.Duplicate();
try
{
m_parameters = (RpcSymmetricCryptoParameters)m_cryptoHandle.Parameters;
KeySizeValue = m_parameters.keySize;
BlockSizeValue = m_parameters.blockSize;
FeedbackSizeValue = m_parameters.feedbackSize;
LegalBlockSizesValue = new KeySizes[] { new KeySizes(BlockSizeValue, BlockSizeValue, 0) };
LegalKeySizesValue = new KeySizes[] { new KeySizes(KeySizeValue, KeySizeValue, 0) };
}
catch
{
m_cryptoHandle.Dispose();
throw;
}
}
//
// Summary:
// Constructs an InfoCardSymmetricAlgorithm
//
// Parameters:
// cryptoHandle - A handle to the symmetric key to base the symmetric algorithm on.
//
public InfoCardSymmetricAlgorithm(SymmetricCryptoHandle cryptoHandle)
: base()
{
m_cryptoHandle = (SymmetricCryptoHandle)cryptoHandle.Duplicate();
try
{
m_parameters = (RpcSymmetricCryptoParameters)m_cryptoHandle.Parameters;
KeySizeValue = m_parameters.keySize;
BlockSizeValue = m_parameters.blockSize;
FeedbackSizeValue = m_parameters.feedbackSize;
LegalBlockSizesValue = new KeySizes[] { new KeySizes(BlockSizeValue, BlockSizeValue, 0) };
LegalKeySizesValue = new KeySizes[] { new KeySizes(KeySizeValue, KeySizeValue, 0) };
}
catch
{
m_cryptoHandle.Dispose();
throw;
}
}
public InfoCardKeyedHashAlgorithm(SymmetricCryptoHandle cryptoHandle)
{
InternalRefCountedHandle nativeHashHandle = null;
try
{
int status = CardSpaceSelector.GetShim().m_csShimGetKeyedHash(cryptoHandle.InternalHandle, out nativeHashHandle);
if (status != 0)
{
InfoCardTrace.CloseInvalidOutSafeHandle(nativeHashHandle);
ExceptionHelper.ThrowIfCardSpaceException(status);
throw InfoCardTrace.ThrowHelperError(new Win32Exception(status));
}
this.m_cryptoHandle = (HashCryptoHandle) CryptoHandle.Create(nativeHashHandle);
this.m_param = (RpcHashCryptoParameters) this.m_cryptoHandle.Parameters;
}
catch
{
if (this.m_cryptoHandle != null)
{
this.m_cryptoHandle.Dispose();
}
throw;
}
}
public InfoCardProofToken(SymmetricCryptoHandle cryptoHandle, DateTime expiration) : this(expiration)
{
this.InitCrypto(new InfoCardSymmetricCrypto(cryptoHandle));
}
//
// IDisposable
//
public void Dispose()
{
if (null != m_cryptoHandle)
{
m_cryptoHandle.Dispose();
m_cryptoHandle = null;
}
}
public InfoCardProofToken(SymmetricCryptoHandle cryptoHandle, DateTime expiration) : this( expiration )
{
InitCrypto(new InfoCardSymmetricCrypto(cryptoHandle));
}
//
// Summary:
// Given a pointer to a native cryptosession this method creates the appropriate CryptoHandle type.
//
static internal CryptoHandle Create(InternalRefCountedHandle nativeHandle)
{
CryptoHandle handle = null;
bool mustRelease = false;
RuntimeHelpers.PrepareConstrainedRegions();
try
{
nativeHandle.DangerousAddRef(ref mustRelease);
RpcInfoCardCryptoHandle hCrypto =
(RpcInfoCardCryptoHandle)Marshal.PtrToStructure(nativeHandle.DangerousGetHandle(),
typeof(RpcInfoCardCryptoHandle));
DateTime expiration = DateTime.FromFileTimeUtc(hCrypto.expiration);
switch (hCrypto.type)
{
case RpcInfoCardCryptoHandle.HandleType.Asymmetric:
handle = new AsymmetricCryptoHandle(nativeHandle, expiration, hCrypto.cryptoParameters);
break;
case RpcInfoCardCryptoHandle.HandleType.Symmetric:
handle = new SymmetricCryptoHandle(nativeHandle, expiration, hCrypto.cryptoParameters);
break;
case RpcInfoCardCryptoHandle.HandleType.Transform:
handle = new TransformCryptoHandle(nativeHandle, expiration, hCrypto.cryptoParameters);
break;
case RpcInfoCardCryptoHandle.HandleType.Hash:
handle = new HashCryptoHandle(nativeHandle, expiration, hCrypto.cryptoParameters);
break;
default:
IDT.DebugAssert(false, "Invalid crypto operation type");
throw IDT.ThrowHelperError(new InvalidOperationException(SR.GetString(SR.GeneralExceptionMessage)));
}
return handle;
}
finally
{
if (mustRelease)
{
nativeHandle.DangerousRelease();
}
}
}
