1 files changed, 98 insertions, 0 deletions
diff --git a/xpcom/glue/GenericModule.cpp b/xpcom/glue/GenericModule.cpp
new file mode 100644
index 0000000000..0b5cd3a7c2
--- /dev/null
+++ b/xpcom/glue/GenericModule.cpp
@@ -0,0 +1,98 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* 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/. */
+
+#include "mozilla/ModuleUtils.h"
+#include "mozilla/GenericFactory.h"
+
+#include "nsICategoryManager.h"
+#include "nsIComponentManager.h"
+#include "nsIComponentRegistrar.h"
+#include "nsServiceManagerUtils.h"
+#include "nsXPCOMCID.h"
+#include "nsStringAPI.h"
+
+namespace mozilla {
+
+NS_IMPL_ISUPPORTS(GenericModule, nsIModule)
+
+NS_IMETHODIMP
+GenericModule::GetClassObject(nsIComponentManager* aCompMgr,
+                              const nsCID& aCID,
+                              const nsIID& aIID,
+                              void** aResult)
+{
+  for (const Module::CIDEntry* e = mData->mCIDs; e->cid; ++e) {
+    if (e->cid->Equals(aCID)) {
+      nsCOMPtr<nsIFactory> f;
+      if (e->getFactoryProc) {
+        f = e->getFactoryProc(*mData, *e);
+      } else {
+        NS_ASSERTION(e->constructorProc, "No constructor proc?");
+        f = new GenericFactory(e->constructorProc);
+      }
+      if (!f) {
+        return NS_ERROR_FAILURE;
+      }
+
+      return f->QueryInterface(aIID, aResult);
+    }
+  }
+  NS_ERROR("Asking a module for a CID it doesn't implement.");
+  return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP
+GenericModule::RegisterSelf(nsIComponentManager* aCompMgr,
+                            nsIFile* aLocation,
+                            const char* aLoaderStr,
+                            const char* aType)
+{
+  nsCOMPtr<nsIComponentRegistrar> registrar = do_QueryInterface(aCompMgr);
+  for (const Module::CIDEntry* e = mData->mCIDs; e->cid; ++e) {
+    registrar->RegisterFactoryLocation(*e->cid, "", nullptr, aLocation,
+                                       aLoaderStr, aType);
+  }
+
+  for (const Module::ContractIDEntry* e = mData->mContractIDs;
+       e && e->contractid;
+       ++e) {
+    registrar->RegisterFactoryLocation(*e->cid, "", e->contractid, aLocation,
+                                       aLoaderStr, aType);
+  }
+
+  nsCOMPtr<nsICategoryManager> catman;
+  for (const Module::CategoryEntry* e = mData->mCategoryEntries;
+       e && e->category;
+       ++e) {
+    if (!catman) {
+      catman = do_GetService(NS_CATEGORYMANAGER_CONTRACTID);
+    }
+
+    nsAutoCString prevValue;
+    catman->AddCategoryEntry(e->category, e->entry, e->value, true, true,
+                             getter_Copies(prevValue));
+  }
+  return NS_OK;
+}
+
+NS_IMETHODIMP
+GenericModule::UnregisterSelf(nsIComponentManager* aCompMgr,
+                              nsIFile* aFile,
+                              const char* aLoaderStr)
+{
+  NS_ERROR("Nobody should ever call UnregisterSelf!");
+  return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP
+GenericModule::CanUnload(nsIComponentManager* aCompMgr, bool* aResult)
+{
+  NS_ERROR("Nobody should ever call CanUnload!");
+  *aResult = false;
+  return NS_OK;
+}
+
+} // namespace mozilla