internal void FromSafeBuffer(SafeAlpcMessageAttributesBuffer buffer, NtAlpc port, AlpcMessage message)
{
var result = buffer.Result;
var valid_attrs = result.ValidAttributes;
if (valid_attrs.HasFlag(AlpcMessageAttributeFlags.Token))
{
AddAttribute <AlpcTokenMessageAttribute>(buffer, port, message);
}
if (valid_attrs.HasFlag(AlpcMessageAttributeFlags.Context))
{
AddAttribute <AlpcContextMessageAttribute>(buffer, port, message);
}
if (valid_attrs.HasFlag(AlpcMessageAttributeFlags.Handle))
{
var attribute = AddAttribute <AlpcHandleMessageAttribute>(buffer, port, message);
_handles.AddRange(attribute.Handles.Select(h => NtObjectUtils.FromHandle(h.Handle, true)));
}
if (valid_attrs.HasFlag(AlpcMessageAttributeFlags.Security))
{
var attr = AddAttribute <AlpcSecurityMessageAttribute>(buffer, port, message);
SecurityContext = new SafeAlpcSecurityContextHandle(attr.ContextHandle, true, port, attr.Flags, attr.SecurityQoS);
}
if (valid_attrs.HasFlag(AlpcMessageAttributeFlags.View))
{
var attr = AddAttribute <AlpcDataViewMessageAttribute>(buffer, port, message);
DataView = new SafeAlpcDataViewBuffer(new IntPtr(attr.ViewBase), attr.ViewSize,
new SafeAlpcPortSectionHandle(attr.SectionHandle, true, port), attr.Flags, true);
}
if (valid_attrs.HasFlag(AlpcMessageAttributeFlags.WorkOnBehalfOf))
{
AddAttribute <AlpcWorkOnBehalfMessageAttribute>(buffer, port, message);
}
}
/// <summary>
/// Constructor.
/// </summary>
public AlpcReceiveMessageAttributes(AlpcMessageAttributeFlags allocated_attributes)
{
AllocatedAttributes = allocated_attributes;
_attributes = new Dictionary <AlpcMessageAttributeFlags, AlpcMessageAttribute>();
_handles = new DisposableList <NtObject>();
DataView = new SafeAlpcDataViewBuffer();
SecurityContext = new SafeAlpcSecurityContextHandle();
}