2cb5e2256c
Use std::copy / std::reverse_copy for double serialization. Also remove __cplusplus conditions, because the header is not included in any C files. And simplify the functions uses, where casts were unneeded. Change-Id: I1d8375e601851231fdffcf52e3f3e3bdcbcbde7f Reviewed-on: https://gerrit.libreoffice.org/c/core/+/169706 Tested-by: Jenkins Reviewed-by: Mike Kaganski <mike.kaganski@collabora.com>
91 lines
3.5 KiB
C++
91 lines
3.5 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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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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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#ifndef INCLUDED_TOOLS_SOLAR_H
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#define INCLUDED_TOOLS_SOLAR_H
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#include <sal/types.h>
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#include <osl/endian.h>
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#include <algorithm>
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/** Intermediate type to solve type clash with Windows headers.
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Should be removed as soon as all code parts have been reviewed
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and the correct type is known. Most of the times ULONG is meant
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to be a 32-Bit unsigned integer type as sal_uInt32 is often
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used for data exchange or for similar method args. */
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typedef sal_uIntPtr sal_uLong; /* Replaces type ULONG */
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// misc. macros to leverage platform and compiler differences
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// solar binary types
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/* Solar (portable) Binary (exchange) Type; OSI 6 subset
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always little endian;
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not necessarily aligned */
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typedef sal_uInt8 SVBT16[2];
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typedef sal_uInt8 SVBT32[4];
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typedef sal_uInt8 SVBT64[8];
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inline sal_uInt16 SVBT16ToUInt16( const SVBT16 p ) { return static_cast<sal_uInt16>
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(static_cast<sal_uInt16>(p[0])
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+ (static_cast<sal_uInt16>(p[1]) << 8)); }
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inline sal_Int16 SVBT16ToInt16( const SVBT16 p ) { return sal_Int16(SVBT16ToUInt16(p)); }
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inline sal_uInt32 SVBT32ToUInt32 ( const SVBT32 p ) { return static_cast<sal_uInt32>
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(static_cast<sal_uInt32>(p[0])
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+ (static_cast<sal_uInt32>(p[1]) << 8)
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+ (static_cast<sal_uInt32>(p[2]) << 16)
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+ (static_cast<sal_uInt32>(p[3]) << 24)); }
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inline double SVBT64ToDouble( const SVBT64 p )
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{
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double n;
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#if defined OSL_LITENDIAN
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std::copy(p, p + 8, reinterpret_cast<sal_uInt8*>(&n));
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#else
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std::reverse_copy(p, p + 8, reinterpret_cast<sal_uInt8*>(&n));
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#endif
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return n;
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}
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inline void ShortToSVBT16( sal_uInt16 n, SVBT16 p )
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{
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p[0] = static_cast<sal_uInt8>(n);
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p[1] = static_cast<sal_uInt8>(n >> 8);
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}
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inline void UInt32ToSVBT32 ( sal_uInt32 n, SVBT32 p )
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{
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p[0] = static_cast<sal_uInt8>(n);
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p[1] = static_cast<sal_uInt8>(n >> 8);
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p[2] = static_cast<sal_uInt8>(n >> 16);
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p[3] = static_cast<sal_uInt8>(n >> 24);
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}
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inline void Int32ToSVBT32 ( sal_Int32 n, SVBT32 p ) { UInt32ToSVBT32(sal_uInt32(n), p); }
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inline void DoubleToSVBT64( double n, SVBT64 p )
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{
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#if defined OSL_LITENDIAN
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std::copy(reinterpret_cast<sal_uInt8*>(&n), reinterpret_cast<sal_uInt8*>(&n) + 8, p);
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#else
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std::reverse_copy(reinterpret_cast<sal_uInt8*>(&n), reinterpret_cast<sal_uInt8*>(&n) + 8, p);
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#endif
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}
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#endif
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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