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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* 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/. */
#ifndef nsMapiAddressBook_h___
#define nsMapiAddressBook_h___

#include "mozilla/Attributes.h"
#include "nsAbWinHelper.h"

class nsMapiAddressBook : public nsAbWinHelper {
 public:
  nsMapiAddressBook(void);
  virtual ~nsMapiAddressBook(void);

 protected:
  // Class members to handle the library/entry points
  static HMODULE mLibrary;
  static int32_t mLibUsage;
  static LPMAPIINITIALIZE mMAPIInitialize;
  static LPMAPIUNINITIALIZE mMAPIUninitialize;
  static LPMAPIALLOCATEBUFFER mMAPIAllocateBuffer;
  static LPMAPIFREEBUFFER mMAPIFreeBuffer;
  static LPMAPILOGONEX mMAPILogonEx;
  // Shared session and address book used by all instances.
  // For reasons best left unknown, MAPI doesn't seem to like
  // having different threads playing with supposedly different
  // sessions and address books. They ll end up fighting over
  // the same resources, with hangups and GPF resulting. Not nice.
  // So it seems that if everybody (as long as some client is
  // still alive) is using the same sessions and address books,
  // MAPI feels better. And who are we to get in the way of MAPI
  // happiness? Thus the following class members:
  static BOOL mInitialized;
  static BOOL mLogonDone;
  static LPMAPISESSION mRootSession;
  static LPADRBOOK mRootBook;

  // Load the MAPI environment
  BOOL Initialize(void);
  // Allocation of a buffer for transmission to interfaces
  virtual void AllocateBuffer(ULONG aByteCount, LPVOID *aBuffer) override;
  // Destruction of a buffer provided by the interfaces
  virtual void FreeBuffer(LPVOID aBuffer) override;
  // Library management
  static BOOL LoadMapiLibrary(void);
  static void FreeMapiLibrary(void);

 private:
};

#endif  // nsMapiAddressBook_h___