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Diffstat (limited to '')
-rw-r--r-- | binaryurp/source/binaryany.cxx | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/binaryurp/source/binaryany.cxx b/binaryurp/source/binaryany.cxx new file mode 100644 index 000000000..7f6e14a6f --- /dev/null +++ b/binaryurp/source/binaryany.cxx @@ -0,0 +1,114 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * 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/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ + +#include <sal/config.h> + +#include <cassert> +#include <utility> + +#include <typelib/typeclass.h> +#include <typelib/typedescription.hxx> +#include <uno/any2.h> + +#include "binaryany.hxx" + +namespace binaryurp { + +namespace { + +// Cf. com::sun::star::uno::Any move ctor in +// include/com/sun/star/uno/Any.hxx: +void moveInternals(uno_Any & from, uno_Any & to) { + uno_any_construct(&to, nullptr, nullptr, nullptr); + std::swap(from.pType, to.pType); + std::swap(from.pData, to.pData); + std::swap(from.pReserved, to.pReserved); + if (to.pData == &from.pReserved) { + to.pData = &to.pReserved; + } + // This leaves to.pData (where "to" is now VOID) dangling to somewhere (cf. + // CONSTRUCT_EMPTY_ANY, cppu/source/uno/prim.hxx), but what's relevant is + // only that it isn't a nullptr (as e.g. >>= -> uno_type_assignData -> + // _assignData takes a null pSource to mean "construct a default value"). +} + +} + +BinaryAny::BinaryAny() noexcept { + uno_any_construct(&data_, nullptr, nullptr, nullptr); +} + +BinaryAny::BinaryAny(css::uno::TypeDescription const & type, void * value) + noexcept +{ + assert(type.is()); + uno_any_construct(&data_, value, type.get(), nullptr); +} + +BinaryAny::BinaryAny(uno_Any const & raw) noexcept { + assert(raw.pType != nullptr); + data_.pType = raw.pType; + typelib_typedescriptionreference_acquire(data_.pType); + data_.pData = raw.pData == &raw.pReserved ? &data_.pReserved : raw.pData; + data_.pReserved = raw.pReserved; +} + +BinaryAny::BinaryAny(BinaryAny const & other) noexcept { + uno_type_any_construct(&data_, other.data_.pData, other.data_.pType, nullptr); +} + +BinaryAny::BinaryAny(BinaryAny && other) noexcept { + moveInternals(other.data_, data_); +} + +BinaryAny::~BinaryAny() noexcept { + uno_any_destruct(&data_, nullptr); +} + +BinaryAny & BinaryAny::operator =(BinaryAny const & other) noexcept { + if (&other != this) { + uno_type_any_assign(&data_, other.data_.pData, other.data_.pType, nullptr, nullptr); + } + return *this; +} + +BinaryAny & BinaryAny::operator =(BinaryAny && other) noexcept { + uno_any_destruct(&data_, nullptr); + moveInternals(other.data_, data_); + return *this; +} + +css::uno::TypeDescription BinaryAny::getType() const noexcept { + return css::uno::TypeDescription(data_.pType); +} + +void * BinaryAny::getValue(css::uno::TypeDescription const & type) const + noexcept +{ + assert(type.is()); + assert( + type.get()->eTypeClass == typelib_TypeClass_ANY || + type.equals(css::uno::TypeDescription(data_.pType))); + return type.get()->eTypeClass == typelib_TypeClass_ANY + ? &data_ : data_.pData; +} + +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |