1 files changed, 64 insertions, 0 deletions
diff --git a/comm/mailnews/mapi/mapihook/src/msgMapiFactory.cpp b/comm/mailnews/mapi/mapihook/src/msgMapiFactory.cpp
new file mode 100644
index 0000000000..cb99fc04fd
--- /dev/null
+++ b/comm/mailnews/mapi/mapihook/src/msgMapiFactory.cpp
@@ -0,0 +1,64 @@
+/* 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/. */
+
+#undef UNICODE
+#undef _UNICODE
+
+#include "msgMapiFactory.h"
+#include "msgMapiImp.h"
+#include "msgMapi.h"
+
+CMapiFactory ::CMapiFactory() : m_cRef(1) {}
+
+CMapiFactory::~CMapiFactory() {}
+
+STDMETHODIMP CMapiFactory::QueryInterface(const IID& aIid, void** aPpv) {
+  if ((aIid == IID_IUnknown) || (aIid == IID_IClassFactory)) {
+    *aPpv = static_cast<IClassFactory*>(this);
+  } else {
+    *aPpv = nullptr;
+    return E_NOINTERFACE;
+  }
+  reinterpret_cast<IUnknown*>(*aPpv)->AddRef();
+  return S_OK;
+}
+
+STDMETHODIMP_(ULONG) CMapiFactory::AddRef() { return ++m_cRef; }
+
+STDMETHODIMP_(ULONG) CMapiFactory::Release() {
+  int32_t temp = --m_cRef;
+  if (m_cRef == 0) {
+    delete this;
+    return 0;
+  }
+
+  return temp;
+}
+
+STDMETHODIMP CMapiFactory::CreateInstance(IUnknown* aUnknownOuter,
+                                          const IID& aIid, void** aPpv) {
+  // Cannot aggregate.
+
+  if (aUnknownOuter != nullptr) {
+    return CLASS_E_NOAGGREGATION;
+  }
+
+  // Create component.
+
+  CMapiImp* pImp = new CMapiImp();
+  if (pImp == nullptr) {
+    return E_OUTOFMEMORY;
+  }
+
+  // Get the requested interface.
+  HRESULT hr = pImp->QueryInterface(aIid, aPpv);
+
+  // Release the IUnknown pointer.
+  // (If QueryInterface failed, component will delete itself.)
+
+  pImp->Release();
+  return hr;
+}
+
+STDMETHODIMP CMapiFactory::LockServer(BOOL aLock) { return S_OK; }