1// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#ifndef BASE_STRING_UTIL_WIN_H_
6#define BASE_STRING_UTIL_WIN_H_
7#pragma once
8
9#include <stdarg.h>
10#include <stdio.h>
11#include <string.h>
12#include <wchar.h>
13
14#include "base/logging.h"
15
16namespace base {
17
18// Chromium code style is to not use malloc'd strings; this is only for use
19// for interaction with APIs that require it.
20inline char* strdup(const char* str) {
21  return _strdup(str);
22}
23
24inline int strcasecmp(const char* s1, const char* s2) {
25  return _stricmp(s1, s2);
26}
27
28inline int strncasecmp(const char* s1, const char* s2, size_t count) {
29  return _strnicmp(s1, s2, count);
30}
31
32inline int strncmp16(const char16* s1, const char16* s2, size_t count) {
33  return ::wcsncmp(s1, s2, count);
34}
35
36inline int vsnprintf(char* buffer, size_t size,
37                     const char* format, va_list arguments) {
38  int length = vsnprintf_s(buffer, size, size - 1, format, arguments);
39  if (length < 0)
40    return _vscprintf(format, arguments);
41  return length;
42}
43
44inline int vswprintf(wchar_t* buffer, size_t size,
45                     const wchar_t* format, va_list arguments) {
46  DCHECK(IsWprintfFormatPortable(format));
47
48  int length = _vsnwprintf_s(buffer, size, size - 1, format, arguments);
49  if (length < 0)
50    return _vscwprintf(format, arguments);
51  return length;
52}
53
54}  // namespace base
55
56#endif  // BASE_STRING_UTIL_WIN_H_
57