xpcom/string/src/nsTStringComparator.cpp@6474c204b198
xpcom/string/src/nsTStringComparator.cpp
Wed, 31 Dec 2014 06:09:35 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 06:09:35 +0100
- changeset 0
- 6474c204b198
- permissions
- -rw-r--r--
Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.
1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2 /* vim:set ts=2 sw=2 sts=2 et cindent: */
3 /* This Source Code Form is subject to the terms of the Mozilla Public
4 * License, v. 2.0. If a copy of the MPL was not distributed with this
5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
7 int NS_FASTCALL
8 Compare( const nsTSubstring_CharT::base_string_type& lhs, const nsTSubstring_CharT::base_string_type& rhs, const nsTStringComparator_CharT& comp )
9 {
10 typedef nsTSubstring_CharT::size_type size_type;
12 if ( &lhs == &rhs )
13 return 0;
15 nsTSubstring_CharT::const_iterator leftIter, rightIter;
16 lhs.BeginReading(leftIter);
17 rhs.BeginReading(rightIter);
19 size_type lLength = leftIter.size_forward();
20 size_type rLength = rightIter.size_forward();
21 size_type lengthToCompare = XPCOM_MIN(lLength, rLength);
23 int result;
24 if ( (result = comp(leftIter.get(), rightIter.get(), lengthToCompare, lengthToCompare)) == 0 )
25 {
26 if ( lLength < rLength )
27 result = -1;
28 else if ( rLength < lLength )
29 result = 1;
30 else
31 result = 0;
32 }
34 return result;
35 }
37 int
38 nsTDefaultStringComparator_CharT::operator()( const char_type* lhs, const char_type* rhs, uint32_t lLength, uint32_t rLength) const
39 {
40 return (lLength == rLength) ? nsCharTraits<CharT>::compare(lhs, rhs, lLength) :
41 (lLength > rLength) ? 1 : -1;
42 }
