зеркало из https://github.com/mozilla/gecko-dev.git
71 строка
2.3 KiB
C++
71 строка
2.3 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_mscom_Utils_h
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#define mozilla_mscom_Utils_h
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#if defined(MOZILLA_INTERNAL_API)
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#include "nsString.h"
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#endif // defined(MOZILLA_INTERNAL_API)
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#include <guiddef.h>
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struct IStream;
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struct IUnknown;
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namespace mozilla {
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namespace mscom {
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bool IsCurrentThreadMTA();
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bool IsProxy(IUnknown* aUnknown);
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bool IsValidGUID(REFGUID aCheckGuid);
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uintptr_t GetContainingModuleHandle();
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/**
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* Given a buffer, create a new IStream object.
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* @param aBuf Buffer containing data to initialize the stream. This parameter
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* may be nullptr, causing the stream to be created with aBufLen
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* bytes of uninitialized data.
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* @param aBufLen Length of data in aBuf, or desired stream size if aBuf is
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* nullptr.
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* @param aOutStream Outparam to receive the newly created stream.
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* @return HRESULT error code.
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*/
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uint32_t CreateStream(const uint8_t* aBuf, const uint32_t aBufLen,
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IStream** aOutStream);
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/**
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* Creates a deep copy of a proxy contained in a stream.
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* @param aInStream Stream containing the proxy to copy. Its seek pointer must
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* be positioned to point at the beginning of the proxy data.
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* @param aOutStream Outparam to receive the newly created stream.
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* @return HRESULT error code.
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*/
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uint32_t CopySerializedProxy(IStream* aInStream, IStream** aOutStream);
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#if defined(MOZILLA_INTERNAL_API)
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void GUIDToString(REFGUID aGuid, nsAString& aOutString);
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#endif // defined(MOZILLA_INTERNAL_API)
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#if defined(ACCESSIBILITY)
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bool IsVtableIndexFromParentInterface(REFIID aInterface,
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unsigned long aVtableIndex);
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#if defined(MOZILLA_INTERNAL_API)
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bool IsCallerExternalProcess();
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bool IsInterfaceEqualToOrInheritedFrom(REFIID aInterface, REFIID aFrom,
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unsigned long aVtableIndexHint);
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#endif // defined(MOZILLA_INTERNAL_API)
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#endif // defined(ACCESSIBILITY)
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} // namespace mscom
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} // namespace mozilla
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#endif // mozilla_mscom_Utils_h
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