xpcom/glue/standalone/nsXPCOMGlue.h

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #ifndef nsXPCOMGlue_h__
   8 #define nsXPCOMGlue_h__
   9
  10 #include "nscore.h"
  11
  12 #ifdef XPCOM_GLUE
  13
  14 /**
  15  * The following functions are only available in the standalone glue.
  16  */
  17
  18 /**
  19  * Enabled preloading of dynamically loaded libraries
  20  */
  21 extern "C" NS_HIDDEN_(void) XPCOMGlueEnablePreload();
  22
  23 /**
  24  * Initialize the XPCOM glue by dynamically linking against the XPCOM
  25  * shared library indicated by xpcomFile.
  26  */
  27 extern "C" NS_HIDDEN_(nsresult) XPCOMGlueStartup(const char* aXPCOMFile);
  28
  29 typedef void (*NSFuncPtr)();
  30
  31 struct nsDynamicFunctionLoad
  32 {
  33   const char* functionName;
  34   NSFuncPtr* function;
  35 };
  36
  37 /**
  38  * Dynamically load functions from libxul.
  39  *
  40  * @throws NS_ERROR_NOT_INITIALIZED if XPCOMGlueStartup() was not called or
  41  *         if the libxul DLL was not found.
  42  * @throws NS_ERROR_LOSS_OF_SIGNIFICANT_DATA if only some of the required
  43  *         functions were found.
  44  */
  45 extern "C" NS_HIDDEN_(nsresult)
  46 XPCOMGlueLoadXULFunctions(const nsDynamicFunctionLoad* aSymbols);
  47
  48 #endif // XPCOM_GLUE
  49 #endif // nsXPCOMGlue_h__