1 // Copyright 2013 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_STRINGS_STRING_UTIL_WIN_H_
6 #define BASE_STRINGS_STRING_UTIL_WIN_H_
7
8 #include <stdarg.h>
9 #include <stdio.h>
10 #include <string.h>
11 #include <wchar.h>
12
13 #include "base/logging.h"
14
15 namespace base {
16
17 // Chromium code style is to not use malloc'd strings; this is only for use
18 // for interaction with APIs that require it.
strdup(const char * str)19 inline char* strdup(const char* str) {
20 return _strdup(str);
21 }
22
strcasecmp(const char * s1,const char * s2)23 inline int strcasecmp(const char* s1, const char* s2) {
24 return _stricmp(s1, s2);
25 }
26
strncasecmp(const char * s1,const char * s2,size_t count)27 inline int strncasecmp(const char* s1, const char* s2, size_t count) {
28 return _strnicmp(s1, s2, count);
29 }
30
strncmp16(const char16 * s1,const char16 * s2,size_t count)31 inline int strncmp16(const char16* s1, const char16* s2, size_t count) {
32 return ::wcsncmp(s1, s2, count);
33 }
34
vsnprintf(char * buffer,size_t size,const char * format,va_list arguments)35 inline int vsnprintf(char* buffer, size_t size,
36 const char* format, va_list arguments) {
37 int length = _vsprintf_p(buffer, size, format, arguments);
38 if (length < 0) {
39 if (size > 0)
40 buffer[0] = 0;
41 return _vscprintf_p(format, arguments);
42 }
43 return length;
44 }
45
vswprintf(wchar_t * buffer,size_t size,const wchar_t * format,va_list arguments)46 inline int vswprintf(wchar_t* buffer, size_t size,
47 const wchar_t* format, va_list arguments) {
48 DCHECK(IsWprintfFormatPortable(format));
49
50 int length = _vswprintf_p(buffer, size, format, arguments);
51 if (length < 0) {
52 if (size > 0)
53 buffer[0] = 0;
54 return _vscwprintf_p(format, arguments);
55 }
56 return length;
57 }
58
59 } // namespace base
60
61 #endif // BASE_STRINGS_STRING_UTIL_WIN_H_
62