binaryurp/source/lessoperators.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #include "sal/config.h"
  21
  22 #include <algorithm>
  23 #include <cassert>
  24
  25 #include "rtl/byteseq.hxx"
  26 #include "rtl/ustring.hxx"
  27 #include "sal/types.h"
  28 #include "typelib/typeclass.h"
  29 #include "typelib/typedescription.hxx"
  30
  31 #include "lessoperators.hxx"
  32
  33 namespace com { namespace sun { namespace star { namespace uno {
  34
  35 bool operator <(TypeDescription const & left, TypeDescription const & right) {
  36     assert(left.is() && right.is());
  37     typelib_TypeClass tc1 = left.get()->eTypeClass;
  38     typelib_TypeClass tc2 = right.get()->eTypeClass;
  39     return tc1 < tc2 ||
  40         (tc1 == tc2 &&
  41          (OUString::unacquired(&left.get()->pTypeName) <
  42           OUString::unacquired(&right.get()->pTypeName)));
  43 }
  44
  45 bool TypeDescEqual::operator()( const TypeDescription& rLeft, const TypeDescription& rRight) const
  46 {
  47         assert( rLeft.is() && rRight.is());
  48         const typelib_TypeDescription& rA = *rLeft.get();
  49         const typelib_TypeDescription& rB = *rRight.get();
  50         if( rA.eTypeClass != rB.eTypeClass)
  51                 return false;
  52         const sal_Int32 nCmp = rtl_ustr_compare_WithLength(
  53                         rA.pTypeName->buffer, rA.pTypeName->length,
  54                         rB.pTypeName->buffer, rB.pTypeName->length);
  55         return (nCmp == 0);
  56 }
  57
  58 sal_Int32 TypeDescHash::operator()( const TypeDescription& rTD) const
  59 {
  60         assert( rTD.is());
  61         const typelib_TypeDescription& rA = *rTD.get();
  62         sal_Int32 h = rtl_ustr_hashCode_WithLength( rA.pTypeName->buffer, rA.pTypeName->length);
  63         h ^= static_cast<sal_Int32>(rA.eTypeClass);
  64         return h;
  65 }
  66
  67 } } } }
  68
  69 namespace rtl {
  70
  71 bool operator <(ByteSequence const & left, ByteSequence const & right) {
  72     const sal_Int32 nLen = std::min( left.getLength(), right.getLength());
  73     for( sal_Int32 i = 0; i < nLen; ++i )
  74     {
  75         if (left[i] < right[i]) {
  76             return true;
  77         }
  78         if (right[i] < left[i]) {
  79             return false;
  80         }
  81     }
  82     return left.getLength() < right.getLength();
  83 }
  84
  85 }
  86
  87 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */