1 files changed, 55 insertions, 0 deletions
diff --git a/xpcom/reflect/xptcall/xptcall.cpp b/xpcom/reflect/xptcall/xptcall.cpp
new file mode 100644
index 0000000000..0b28791b54
--- /dev/null
+++ b/xpcom/reflect/xptcall/xptcall.cpp
@@ -0,0 +1,55 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/* entry point wrappers. */
+
+#include "xptcprivate.h"
+
+using namespace mozilla;
+
+NS_IMETHODIMP
+nsXPTCStubBase::QueryInterface(REFNSIID aIID, void** aInstancePtr) {
+  if (aIID.Equals(mEntry->IID())) {
+    NS_ADDREF_THIS();
+    *aInstancePtr = static_cast<nsISupports*>(this);
+    return NS_OK;
+  }
+
+  return mOuter->QueryInterface(aIID, aInstancePtr);
+}
+
+NS_IMETHODIMP_(MozExternalRefCountType)
+nsXPTCStubBase::AddRef() { return mOuter->AddRef(); }
+
+NS_IMETHODIMP_(MozExternalRefCountType)
+nsXPTCStubBase::Release() { return mOuter->Release(); }
+
+EXPORT_XPCOM_API(nsresult)
+NS_GetXPTCallStub(REFNSIID aIID, nsIXPTCProxy* aOuter,
+                  nsISomeInterface** aResult) {
+  if (NS_WARN_IF(!aOuter) || NS_WARN_IF(!aResult)) return NS_ERROR_INVALID_ARG;
+
+  const nsXPTInterfaceInfo* iie = nsXPTInterfaceInfo::ByIID(aIID);
+  if (!iie || iie->IsBuiltinClass()) {
+    return NS_ERROR_FAILURE;
+  }
+
+  *aResult = new nsXPTCStubBase(aOuter, iie);
+  return NS_OK;
+}
+
+EXPORT_XPCOM_API(void)
+NS_DestroyXPTCallStub(nsISomeInterface* aStub) {
+  nsXPTCStubBase* stub = static_cast<nsXPTCStubBase*>(aStub);
+  delete (stub);
+}
+
+EXPORT_XPCOM_API(size_t)
+NS_SizeOfIncludingThisXPTCallStub(const nsISomeInterface* aStub,
+                                  mozilla::MallocSizeOf aMallocSizeOf) {
+  // We could cast aStub to nsXPTCStubBase, but that class doesn't seem to own
+  // anything, so just measure the size of the object itself.
+  return aMallocSizeOf(aStub);
+}