| static private GetSecurityStatusPalFromNativeInt ( int win32SecurityStatus ) : System.Net.SecurityStatusPal | ||
| win32SecurityStatus | int | |
| Résultat | System.Net.SecurityStatusPal | |
public static SecurityStatusPal EncryptMessage(SafeDeleteContext securityContext, byte[] input, int offset, int size, int headerSize, int trailerSize, ref byte[] output, out int resultSize)
{
byte[] writeBuffer = output;
// Copy the input into the output buffer to prepare for SCHANNEL's expectations
Buffer.BlockCopy(input, offset, writeBuffer, headerSize, size);
// Encryption using SCHANNEL requires 4 buffers: header, payload, trailer, empty.
SecurityBuffer[] securityBuffer = new SecurityBuffer[4];
securityBuffer[0] = new SecurityBuffer(writeBuffer, 0, headerSize, SecurityBufferType.Header);
securityBuffer[1] = new SecurityBuffer(writeBuffer, headerSize, size, SecurityBufferType.Data);
securityBuffer[2] = new SecurityBuffer(writeBuffer, headerSize + size, trailerSize, SecurityBufferType.Trailer);
securityBuffer[3] = new SecurityBuffer(null, SecurityBufferType.Empty);
int errorCode = SSPIWrapper.EncryptMessage(GlobalSSPI.SSPISecureChannel, securityContext, securityBuffer, 0);
if (errorCode != 0)
{
if (GlobalLog.IsEnabled)
{
GlobalLog.Print("SslStreamPal.Windows: SecureChannel#" + LoggingHash.HashString(securityContext) + "::Encrypt ERROR" + errorCode.ToString("x"));
}
resultSize = 0;
}
else
{
// The full buffer may not be used.
resultSize = securityBuffer[0].size + securityBuffer[1].size + securityBuffer[2].size;
}
return(SecurityStatusAdapterPal.GetSecurityStatusPalFromNativeInt(errorCode));
}
public static SecurityStatusPal EncryptMessage(SafeDeleteContext securityContext, byte[] input, int offset, int size, int headerSize, int trailerSize, ref byte[] output, out int resultSize)
{
// Ensure that there is sufficient space for the message output.
try
{
int bufferSizeNeeded = checked (size + headerSize + trailerSize);
if (output == null || output.Length < bufferSizeNeeded)
{
output = new byte[bufferSizeNeeded];
}
}
catch (Exception e)
{
if (!ExceptionCheck.IsFatal(e))
{
if (GlobalLog.IsEnabled)
{
GlobalLog.Assert("SslStreamPal.Windows: SecureChannel#" + LoggingHash.HashString(securityContext) + "::Encrypt", "Arguments out of range.");
}
Debug.Fail("SslStreamPal.Windows: SecureChannel#" + LoggingHash.HashString(securityContext) + "::Encrypt", "Arguments out of range.");
}
throw;
}
byte[] writeBuffer = output;
// Copy the input into the output buffer to prepare for SCHANNEL's expectations
Buffer.BlockCopy(input, offset, writeBuffer, headerSize, size);
// Encryption using SCHANNEL requires 4 buffers: header, payload, trailer, empty.
SecurityBuffer[] securityBuffer = new SecurityBuffer[4];
securityBuffer[0] = new SecurityBuffer(writeBuffer, 0, headerSize, SecurityBufferType.Header);
securityBuffer[1] = new SecurityBuffer(writeBuffer, headerSize, size, SecurityBufferType.Data);
securityBuffer[2] = new SecurityBuffer(writeBuffer, headerSize + size, trailerSize, SecurityBufferType.Trailer);
securityBuffer[3] = new SecurityBuffer(null, SecurityBufferType.Empty);
int errorCode = SSPIWrapper.EncryptMessage(GlobalSSPI.SSPISecureChannel, securityContext, securityBuffer, 0);
if (errorCode != 0)
{
if (GlobalLog.IsEnabled)
{
GlobalLog.Print("SslStreamPal.Windows: SecureChannel#" + LoggingHash.HashString(securityContext) + "::Encrypt ERROR" + errorCode.ToString("x"));
}
resultSize = 0;
}
else
{
// The full buffer may not be used.
resultSize = securityBuffer[0].size + securityBuffer[1].size + securityBuffer[2].size;
}
return(SecurityStatusAdapterPal.GetSecurityStatusPalFromNativeInt(errorCode));
}
public static SecurityStatusPal AcceptSecurityContext(ref SafeFreeCredentials credentialsHandle, ref SafeDeleteContext context, SecurityBuffer inputBuffer, SecurityBuffer outputBuffer, bool remoteCertRequired)
{
Interop.SspiCli.ContextFlags unusedAttributes = default(Interop.SspiCli.ContextFlags);
int errorCode = SSPIWrapper.AcceptSecurityContext(
GlobalSSPI.SSPISecureChannel,
ref credentialsHandle,
ref context,
ServerRequiredFlags | (remoteCertRequired ? Interop.SspiCli.ContextFlags.MutualAuth : Interop.SspiCli.ContextFlags.Zero),
Interop.SspiCli.Endianness.Native,
inputBuffer,
outputBuffer,
ref unusedAttributes);
return(SecurityStatusAdapterPal.GetSecurityStatusPalFromNativeInt(errorCode));
}
public static SecurityStatusPal InitializeSecurityContext(SafeFreeCredentials credentialsHandle, ref SafeDeleteContext context, string targetName, SecurityBuffer[] inputBuffers, SecurityBuffer outputBuffer)
{
Interop.SspiCli.ContextFlags unusedAttributes = default(Interop.SspiCli.ContextFlags);
int errorCode = SSPIWrapper.InitializeSecurityContext(
GlobalSSPI.SSPISecureChannel,
credentialsHandle,
ref context,
targetName,
RequiredFlags | Interop.SspiCli.ContextFlags.InitManualCredValidation,
Interop.SspiCli.Endianness.Native,
inputBuffers,
outputBuffer,
ref unusedAttributes);
return(SecurityStatusAdapterPal.GetSecurityStatusPalFromNativeInt(errorCode));
}
