| 1 | /* | 
| 2 |  * Copyright (C) 2006 Apple Inc. All rights reserved. | 
| 3 |  * | 
| 4 |  * Redistribution and use in source and binary forms, with or without | 
| 5 |  * modification, are permitted provided that the following conditions | 
| 6 |  * are met: | 
| 7 |  * 1. Redistributions of source code must retain the above copyright | 
| 8 |  *    notice, this list of conditions and the following disclaimer. | 
| 9 |  * 2. Redistributions in binary form must reproduce the above copyright | 
| 10 |  *    notice, this list of conditions and the following disclaimer in the | 
| 11 |  *    documentation and/or other materials provided with the distribution. | 
| 12 |  * | 
| 13 |  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY | 
| 14 |  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | 
| 15 |  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | 
| 16 |  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR | 
| 17 |  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | 
| 18 |  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | 
| 19 |  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | 
| 20 |  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY | 
| 21 |  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 
| 22 |  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 
| 23 |  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.  | 
| 24 |  */ | 
| 25 |  | 
| 26 | #ifndef WTF_StringExtras_h | 
| 27 | #define  | 
| 28 |  | 
| 29 | #include <stdarg.h> | 
| 30 | #include <stdio.h> | 
| 31 |  | 
| 32 | #if HAVE(STRINGS_H)  | 
| 33 | #include <strings.h>  | 
| 34 | #endif  | 
| 35 |  | 
| 36 | #if COMPILER(MSVC) | 
| 37 | // FIXME: why a COMPILER check instead of OS? also, these should be HAVE checks | 
| 38 |  | 
| 39 | #  if _MSC_VER < 1900 | 
| 40 | inline int snprintf(char* buffer, size_t count, const char* format, ...)  | 
| 41 | { | 
| 42 |     int result; | 
| 43 |     va_list args; | 
| 44 |     va_start(args, format); | 
| 45 |     result = _vsnprintf(buffer, count, format, args); | 
| 46 |     va_end(args); | 
| 47 |     return result; | 
| 48 | } | 
| 49 | #  endif // _MSC_VER < 1900 | 
| 50 |  | 
| 51 | #if COMPILER(MSVC7) || OS(WINCE) | 
| 52 |  | 
| 53 | inline int vsnprintf(char* buffer, size_t count, const char* format, va_list args) | 
| 54 | { | 
| 55 |     return _vsnprintf(buffer, count, format, args); | 
| 56 | } | 
| 57 |  | 
| 58 | #endif | 
| 59 |  | 
| 60 | #if OS(WINCE) | 
| 61 |  | 
| 62 | inline int strnicmp(const char* string1, const char* string2, size_t count) | 
| 63 | { | 
| 64 |     return _strnicmp(string1, string2, count); | 
| 65 | } | 
| 66 |  | 
| 67 | inline int stricmp(const char* string1, const char* string2) | 
| 68 | { | 
| 69 |     return _stricmp(string1, string2); | 
| 70 | } | 
| 71 |  | 
| 72 | inline char* strdup(const char* strSource) | 
| 73 | { | 
| 74 |     return _strdup(strSource); | 
| 75 | } | 
| 76 |  | 
| 77 | #endif | 
| 78 |  | 
| 79 | inline int strncasecmp(const char* s1, const char* s2, size_t len) | 
| 80 | { | 
| 81 |     return _strnicmp(s1, s2, len); | 
| 82 | } | 
| 83 |  | 
| 84 | inline int strcasecmp(const char* s1, const char* s2) | 
| 85 | { | 
| 86 |     return _stricmp(s1, s2); | 
| 87 | } | 
| 88 |  | 
| 89 | #endif | 
| 90 |  | 
| 91 | #if OS(WINDOWS) || OS(LINUX) || OS(SOLARIS) | 
| 92 | // FIXME: should check HAVE_STRNSTR | 
| 93 |  | 
| 94 | inline char* strnstr(const char* buffer, const char* target, size_t bufferLength) | 
| 95 | { | 
| 96 |     size_t targetLength = strlen(s: target); | 
| 97 |     if (targetLength == 0) | 
| 98 |         return const_cast<char*>(buffer); | 
| 99 |     for (const char* start = buffer; *start && start + targetLength <= buffer + bufferLength; start++) { | 
| 100 |         if (*start == *target && strncmp(s1: start + 1, s2: target + 1, n: targetLength - 1) == 0) | 
| 101 |             return const_cast<char*>(start); | 
| 102 |     } | 
| 103 |     return 0; | 
| 104 | } | 
| 105 |  | 
| 106 | #endif | 
| 107 |  | 
| 108 | #if COMPILER(RVCT) && __ARMCC_VERSION < 400000 | 
| 109 |  | 
| 110 | int strcasecmp(const char* s1, const char* s2); | 
| 111 | int strncasecmp(const char* s1, const char* s2, size_t len); | 
| 112 |  | 
| 113 | #endif | 
| 114 |  | 
| 115 | #endif // WTF_StringExtras_h | 
| 116 |  |