Seastar
High performance C++ framework for concurrent servers
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string_utils.hh
1/*
2 * This file is open source software, licensed to you under the terms
3 * of the Apache License, Version 2.0 (the "License"). See the NOTICE file
4 * distributed with this work for additional information regarding copyright
5 * ownership. You may not use this file except in compliance with the License.
6 *
7 * You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing,
12 * software distributed under the License is distributed on an
13 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
14 * KIND, either express or implied. See the License for the
15 * specific language governing permissions and limitations
16 * under the License.
17 */
18/*
19 * Copyright 2015 Cloudius Systems
20 */
21
22//
23// request.hpp
24// ~~~~~~~~~~~
25//
26// Copyright (c) 2003-2013 Christopher M. Kohlhoff (chris at kohlhoff dot com)
27//
28// Distributed under the Boost Software License, Version 1.0. (See accompanying
29// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
30
31#pragma once
32
33#ifndef SEASTAR_MODULE
34#include <cstring>
35#include <stdio.h>
36#endif
37
38#include <seastar/util/modules.hh>
39#include <seastar/core/sstring.hh>
40
41namespace seastar {
42
43namespace internal {
44
45SEASTAR_MODULE_EXPORT_BEGIN
46//
47// Collection of utilities for working with strings .
48//
49
50struct case_insensitive_cmp {
51 bool operator()(const sstring& s1, const sstring& s2) const {
52 return std::equal(s1.begin(), s1.end(), s2.begin(), s2.end(),
53 [](char a, char b) { return ::tolower(a) == ::tolower(b); });
54 }
55};
56
57struct case_insensitive_hash {
58 size_t operator()(sstring s) const {
59 std::transform(s.begin(), s.end(), s.begin(), ::tolower);
60 return std::hash<sstring>()(s);
61 }
62};
63
64SEASTAR_MODULE_EXPORT_END
65
66}
67
68}
Seastar API namespace.
Definition: abort_on_ebadf.hh:26