private void WriteInStreamMode(byte[] buffer, int offset, int size)
{
if (TcpStream.TRACESWITCH.TraceVerbose)
{
StackTrace stackTrace = new StackTrace();
stackTrace.GetFrame(1).GetMethod();
}
for (int i = Math.Min(this.streamSizes.cbMaxMessage, size); i > 0; i = Math.Min(this.streamSizes.cbMaxMessage, size))
{
this.securityBuffers[0].offset = this.streamHeaderForWrite.Offset;
this.securityBuffers[0].size = this.streamHeaderForWrite.Count;
this.securityBuffers[0].token = this.streamHeaderForWrite.Array;
this.securityBuffers[0].type = 7;
this.securityBuffers[1].offset = offset;
this.securityBuffers[1].size = i;
this.securityBuffers[1].token = buffer;
this.securityBuffers[1].type = 1;
this.securityBuffers[2].offset = this.streamTrailerForWrite.Offset;
this.securityBuffers[2].size = this.streamTrailerForWrite.Count;
this.securityBuffers[2].token = this.streamTrailerForWrite.Array;
this.securityBuffers[2].type = 6;
this.securityBuffers[3].offset = 0;
this.securityBuffers[3].size = 0;
this.securityBuffers[3].token = null;
this.securityBuffers[3].type = 0;
int num = SSPIWrapper.EncryptMessage(ref this.securityContext.Handle, this.securityBuffers, ++this.sequenceNumberForWrite);
if (num != 0)
{
throw new XmlaStreamException(new Win32Exception(num).Message);
}
base.Write();
offset += i;
size -= i;
}
}
private void WriteInBlockMode(byte[] buffer, int offset, int size)
{
for (int i = Math.Min(this.maxEncryptionBufferSize, size); i > 0; i = Math.Min(this.maxEncryptionBufferSize, size))
{
SecurityBufferClass securityBufferClass = this.securityBuffers[0];
securityBufferClass.offset = offset;
securityBufferClass.size = i;
securityBufferClass.token = buffer;
securityBufferClass.type = 1;
securityBufferClass = this.securityBuffers[1];
securityBufferClass.offset = 0;
securityBufferClass.size = this.maxTokenSize;
securityBufferClass.token = this.tokenBufferForWrite;
securityBufferClass.type = 2;
int num = SSPIWrapper.EncryptMessage(ref this.securityContext.Handle, this.securityBuffers, ++this.sequenceNumberForWrite);
if (num != 0)
{
throw new XmlaStreamException(new Win32Exception(num).Message);
}
base.Write();
offset += i;
size -= i;
}
}