public void TestOutputOffset(TestContext ctx, [TestHost] IEncryptionTestHost host)
{
var input = GetBuffer(HelloWorldName);
var output = new TlsBuffer(input.Size + host.MaxExtraEncryptedBytes + MagicDataSize);
output.Write(GetBuffer(MagicDataName));
var startOffset = output.Offset;
var startPos = output.Position;
var startSize = output.Size;
var length = host.Encrypt(input, output.GetRemaining());
ctx.Assert(length, Is.GreaterThanOrEqualTo(0), "#1");
ctx.Assert(length, Is.GreaterThanOrEqualTo(input.Size + host.MinExtraEncryptedBytes), "#2a");
ctx.Assert(length, Is.LessThanOrEqualTo(input.Size + host.MaxExtraEncryptedBytes), "#2a");
ctx.Assert(output.Offset, Is.EqualTo(startOffset), "#2b");
ctx.Assert(output.Size, Is.EqualTo(startSize), "#2c");
output.Position = 0;
var magic = output.ReadBytes(MagicDataSize);
ctx.Assert(magic, Is.EqualTo(GetField(MagicDataName)), "#3");
var encrypted = output.ReadBytes(length);
CheckOutput(ctx, HelloWorldResult, new BufferOffsetSize(encrypted));
}
public void TestDecrypt()
{
var input = GetBuffer(HelloWorldResult);
var output = new TlsBuffer(input.Size + MagicDataSize + MagicData2Size);
output.Write(GetBuffer(MagicDataName));
output.Write(GetBuffer(MagicData2Name));
var hello = GetField(HelloWorldName);
var length = Context.Decrypt(input, output.GetRemaining());
Assert.That(length, Is.EqualTo(hello.Length), "#1");
output.Position = 0;
var magic = output.ReadBytes(MagicDataSize);
Assert.That(magic, Is.EqualTo(GetField(MagicDataName)), "#2");
var magic2 = output.ReadBytes(MagicData2Size);
Assert.That(magic2, Is.EqualTo(GetField(MagicData2Name)), "#3");
var decrypted = output.ReadBytes(length);
Assert.That(decrypted, Is.EqualTo(hello), "#4");
}
public int DecryptMessage(ref MSI.IBufferOffsetSize incoming)
{
var buffer = new TlsBuffer(BOSWrapper.Wrap(incoming));
var retval = Context.DecryptMessage(ref buffer);
incoming = BOSWrapper.Wrap(buffer.GetRemaining());
return((int)retval);
}
public void TestDecrypt(TestContext ctx, [TestHost] IEncryptionTestHost host)
{
var input = GetBuffer(HelloWorldResult);
var output = new TlsBuffer(input.Size);
var hello = GetField(HelloWorldName);
var length = host.Decrypt(input, output.GetRemaining());
ctx.Assert(length, Is.EqualTo(hello.Length), "#1");
output.Position = 0;
var decrypted = output.ReadBytes(length);
ctx.Assert(decrypted, Is.EqualTo(hello), "#4");
}
bool DecryptRecordFragment (ContentType contentType, ref TlsBuffer buffer)
{
var read = Session.Read;
if (read == null || read.Cipher == null)
return false;
var output = read.Decrypt (contentType, buffer.GetRemaining ());
buffer = new TlsBuffer (output);
return true;
}
SecurityStatus _EncryptMessage (ref TlsBuffer incoming)
{
#if DEBUG_FULL
if (EnableDebugging)
DebugHelper.WriteRemaining ("EncryptMessage", incoming);
#endif
var buffer = EncodeRecord (ContentType.ApplicationData, incoming.GetRemaining ());
#if DEBUG_FULL
if (EnableDebugging)
DebugHelper.WriteBuffer ("EncryptMessage done", buffer);
#endif
incoming = new TlsBuffer (buffer);
return SecurityStatus.OK;
}
public int DecryptMessage (ref MSI.IBufferOffsetSize incoming)
{
var buffer = new TlsBuffer (BOSWrapper.Wrap (incoming));
var retval = Context.DecryptMessage (ref buffer);
incoming = buffer != null ? BOSWrapper.Wrap (buffer.GetRemaining ()) : null;
return (int)retval;
}
public void TestDecrypt (TestContext ctx, [TestHost] IEncryptionTestHost host)
{
var input = GetBuffer (HelloWorldResult);
var output = new TlsBuffer (input.Size + MagicDataSize + MagicData2Size);
output.Write (GetBuffer (MagicDataName));
output.Write (GetBuffer (MagicData2Name));
var hello = GetField (HelloWorldName);
var length = host.Decrypt (input, output.GetRemaining ());
ctx.Assert (length, Is.EqualTo (hello.Length), "#1");
output.Position = 0;
var magic = output.ReadBytes (MagicDataSize);
ctx.Assert (magic, Is.EqualTo (GetField (MagicDataName)), "#2");
var magic2 = output.ReadBytes (MagicData2Size);
ctx.Assert (magic2, Is.EqualTo (GetField (MagicData2Name)), "#3");
var decrypted = output.ReadBytes (length);
ctx.Assert (decrypted, Is.EqualTo (hello), "#4");
}
public void TestOutputOffset (TestContext ctx, [TestHost] IEncryptionTestHost host)
{
var input = GetBuffer (HelloWorldName);
var output = new TlsBuffer (input.Size + host.MaxExtraEncryptedBytes + MagicDataSize);
output.Write (GetBuffer (MagicDataName));
var startOffset = output.Offset;
var startPos = output.Position;
var startSize = output.Size;
var length = host.Encrypt (input, output.GetRemaining ());
ctx.Assert (length, Is.GreaterThanOrEqualTo (0), "#1");
ctx.Assert (length, Is.EqualTo (input.Size + host.MinExtraEncryptedBytes), "#2a");
ctx.Assert (output.Offset, Is.EqualTo (startOffset), "#2b");
ctx.Assert (output.Size, Is.EqualTo (startSize), "#2c");
output.Position = 0;
var magic = output.ReadBytes (MagicDataSize);
ctx.Assert (magic, Is.EqualTo (GetField (MagicDataName)), "#3");
var encrypted = output.ReadBytes (length);
CheckOutput (ctx, HelloWorldResult, new BufferOffsetSize (encrypted));
}