private void CheckSelf(cef_response_filter_t *self)
{
if (_self != self)
{
throw ExceptionBuilder.InvalidSelfReference();
}
}
private CefResponseFilterStatus filter(cef_response_filter_t *self, void *data_in, UIntPtr data_in_size, UIntPtr *data_in_read, void *data_out, UIntPtr data_out_size, UIntPtr *data_out_written)
{
CheckSelf(self);
// TODO: Use some buffers instead of UnmanagedMemoryStream.
// TODO: Remove UnmanagedMemoryStream - normal usage is buffer operations.
UnmanagedMemoryStream m_in_stream = null;
UnmanagedMemoryStream m_out_stream = null;
try
{
if (data_in != null)
{
m_in_stream = new UnmanagedMemoryStream((byte *)data_in, (long)data_in_size, (long)data_in_size, FileAccess.Read);
}
m_out_stream = new UnmanagedMemoryStream((byte *)data_out, 0, (long)data_out_size, FileAccess.Write);
{
long m_inRead;
long m_outWritten;
var result = Filter(m_in_stream, (long)data_in_size, out m_inRead, m_out_stream, (long)data_out_size, out m_outWritten);
* data_in_read = (UIntPtr)m_inRead;
* data_out_written = (UIntPtr)m_outWritten;
return(result);
}
}
finally
{
m_out_stream?.Dispose();
m_in_stream?.Dispose();
}
}
public CefResponseFilter()
{
cef_response_filter_t *self = this.NativeInstance;
self->init_filter = (void *)Marshal.GetFunctionPointerForDelegate(fnInitFilter);
self->filter = (void *)Marshal.GetFunctionPointerForDelegate(fnFilter);
}
protected virtual void Dispose(bool disposing)
{
if (_self != null)
{
cef_response_filter_t.Free(_self);
_self = null;
}
}
private void add_ref(cef_response_filter_t *self)
{
lock (SyncRoot)
{
var result = ++_refct;
if (result == 1)
{
lock (_roots) { _roots.Add((IntPtr)_self, this); }
}
}
}
public CefResponseFilter()
{
cef_response_filter_t *self = this.NativeInstance;
#if NET_LESS_5_0
self->init_filter = (void *)Marshal.GetFunctionPointerForDelegate(fnInitFilter);
self->filter = (void *)Marshal.GetFunctionPointerForDelegate(fnFilter);
#else
self->init_filter = (delegate * unmanaged[Stdcall] < cef_response_filter_t *, int >) & InitFilterImpl;
self->filter = (delegate * unmanaged[Stdcall] < cef_response_filter_t *, void *, UIntPtr, UIntPtr *, void *, UIntPtr, UIntPtr *, CefResponseFilterStatus >) & FilterImpl;
#endif
}
private int release(cef_response_filter_t *self)
{
lock (SyncRoot)
{
var result = --_refct;
if (result == 0)
{
lock (_roots) { _roots.Remove((IntPtr)_self); }
return(1);
}
return(0);
}
}
private CefResponseFilterStatus filter(cef_response_filter_t *self, void *data_in, UIntPtr data_in_size, UIntPtr *data_in_read, void *data_out, UIntPtr data_out_size, UIntPtr *data_out_written)
{
CheckSelf(self);
using (var m_in_stream = new UnmanagedMemoryStream((byte *)data_in, (long)data_in_size, (long)data_in_size, FileAccess.Read))
using (var m_out_stream = new UnmanagedMemoryStream((byte *)data_out, 0, (long)data_out_size, FileAccess.Write))
{
long m_inRead;
long m_outWritten;
var result = Filter(m_in_stream, (long)data_in_size, out m_inRead, m_out_stream, (long)data_out_size, out m_outWritten);
* data_in_read = (UIntPtr)m_inRead;
* data_out_written = (UIntPtr)m_outWritten;
return(result);
}
}
protected CefResponseFilter()
{
_self = cef_response_filter_t.Alloc();
_ds0 = new cef_response_filter_t.add_ref_delegate(add_ref);
_self->_base._add_ref = Marshal.GetFunctionPointerForDelegate(_ds0);
_ds1 = new cef_response_filter_t.release_delegate(release);
_self->_base._release = Marshal.GetFunctionPointerForDelegate(_ds1);
_ds2 = new cef_response_filter_t.has_one_ref_delegate(has_one_ref);
_self->_base._has_one_ref = Marshal.GetFunctionPointerForDelegate(_ds2);
_ds3 = new cef_response_filter_t.init_filter_delegate(init_filter);
_self->_init_filter = Marshal.GetFunctionPointerForDelegate(_ds3);
_ds4 = new cef_response_filter_t.filter_delegate(filter);
_self->_filter = Marshal.GetFunctionPointerForDelegate(_ds4);
}
internal static void Free(cef_response_filter_t *ptr)
{
Marshal.FreeHGlobal((IntPtr)ptr);
}
private int init_filter(cef_response_filter_t *self)
{
CheckSelf(self);
return(InitFilter() ? 1 : 0);
}
private int has_one_ref(cef_response_filter_t *self)
{
lock (SyncRoot) { return(_refct == 1 ? 1 : 0); }
}
private int has_at_least_one_ref(cef_response_filter_t *self)
{
lock (SyncRoot) { return(_refct != 0 ? 1 : 0); }
}
public CefResponseFilter(cef_response_filter_t *instance)
: base((cef_base_ref_counted_t *)instance)
{
}
