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/*********************************************************
* Copyright (C) 1998 VMware, Inc. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation version 2.1 and no later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the Lesser GNU General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
*********************************************************/
/*
* str.h --
*
* string wrapping functions
*/
#ifndef _STR_H_
#define _STR_H_
#define INCLUDE_ALLOW_MODULE
#define INCLUDE_ALLOW_USERLEVEL
#define INCLUDE_ALLOW_VMCORE
#include "includeCheck.h"
#if defined(GLIBC_VERSION_22)
#include <wchar.h>
#elif defined(_WIN32)
#include <tchar.h>
#elif __APPLE__
#include <stdlib.h>
#endif
#include "compat/compat_stdarg.h" // Provides stdarg.h plus va_copy
#include "vm_basic_types.h"
/*
* These platforms use bsd_vsnprintf().
* This does not mean it has bsd_vsnwprintf().
*/
#if defined _WIN32 && !defined STR_NO_WIN32_LIBS || \
defined __linux__ && !defined N_PLAT_NLM || defined __APPLE__
#define HAS_BSD_PRINTF 1
#endif
/*
* And these platforms/setups use bsd_vsnwprintf()
*/
#if (defined _WIN32 && !defined STR_NO_WIN32_LIBS) || \
(defined __GNUC__ && (__GNUC__ < 2 \
|| (__GNUC__ == 2 \
&& __GNUC_MINOR__ < 96)))
#define HAS_BSD_WPRINTF 1
#endif
/*
* ASCII/UTF-8 versions
*
* NOTE: All size_t arguments and integer returns values are in bytes.
*
* NOTE: Str_Asprintf/Str_Vasprintf return NULL on failure, while
* Str_SafeAsprintf/Str_SafeVasprintf ASSERT_NOT_IMPLEMENTED.
*
* NOTE: "%s" refers to strings of "char" units, while "%S" refers to
* strings of "wchar_t" units, regardless of platform.
*/
EXTERN int Str_Sprintf(char *buf, size_t max,
const char *fmt, ...) PRINTF_DECL(3, 4);
EXTERN int Str_Snprintf(char *buf, size_t len,
const char *fmt, ...) PRINTF_DECL(3, 4);
EXTERN int Str_Vsnprintf(char *buf, size_t len,
const char *fmt, va_list args);
EXTERN size_t Str_Strlen(const char *src, size_t maxLen);
EXTERN char *Str_Strnstr(const char *src, const char *sub, size_t n);
EXTERN char *Str_Strcpy(char *dst, const char *src, size_t maxLen);
EXTERN char *Str_Strcat(char *dst, const char *src, size_t maxLen);
EXTERN char *Str_Strncat(char *buf, size_t bufSize, const char *src, size_t n);
EXTERN char *Str_Asprintf(size_t *length,
const char *format, ...) PRINTF_DECL(2, 3);
EXTERN char *Str_Vasprintf(size_t *length, const char *format,
va_list arguments);
EXTERN char *Str_SafeAsprintf(size_t *length,
const char *format, ...) PRINTF_DECL(2, 3);
EXTERN char *Str_SafeVasprintf(size_t *length, const char *format,
va_list arguments);
#if defined(_WIN32) || defined(GLIBC_VERSION_22) // {
/*
* wchar_t versions
*
* NOTE: All size_t arguments and integer return values are in
* wchar_ts, not bytes.
*
* NOTE: Str_Aswprintf/Str_Vaswprintf return NULL on failure, while
* Str_SafeAswprintf/Str_SafeVaswprintf ASSERT_NOT_IMPLEMENTED.
*
* NOTE: "%s" refers to strings of "char" units, while "%S" refers to
* strings of "wchar_t" units, regardless of platform.
*/
EXTERN int Str_Swprintf(wchar_t *buf, size_t max,
const wchar_t *fmt, ...);
EXTERN int Str_Snwprintf(wchar_t *buf, size_t len,
const wchar_t *fmt, ...);
EXTERN int Str_Vsnwprintf(wchar_t *buf, size_t len,
const wchar_t *fmt, va_list args);
EXTERN wchar_t *Str_Wcscpy(wchar_t *dst, const wchar_t *src, size_t maxLen);
EXTERN wchar_t *Str_Wcscat(wchar_t *dst, const wchar_t *src, size_t maxLen);
EXTERN wchar_t *Str_Wcsncat(wchar_t *buf, size_t bufSize, const wchar_t *src,
size_t n);
EXTERN wchar_t *Str_Aswprintf(size_t *length,
const wchar_t *format, ...);
EXTERN wchar_t *Str_Vaswprintf(size_t *length, const wchar_t *format,
va_list arguments);
EXTERN wchar_t *Str_SafeAswprintf(size_t *length,
const wchar_t *format, ...);
EXTERN wchar_t *Str_SafeVaswprintf(size_t *length, const wchar_t *format,
va_list arguments);
unsigned char *Str_Mbscpy(char *buf, const char *src,
size_t maxSize);
unsigned char *Str_Mbscat(char *buf, const char *src,
size_t maxSize);
/*
* These are handly for Windows programmers. They are like
* the _tcs functions, but with Str_Strcpy-style bounds checking.
*
* We don't have Str_Mbsncat() because it has some odd semantic
* ambiguity (whether to truncate in the middle of a multibyte
* sequence) that I want to stay away from. -- edward
*/
#ifdef _WIN32
#ifdef UNICODE
#define Str_Tcscpy(s1, s2, n) Str_Wcscpy(s1, s2, n)
#define Str_Tcscat(s1, s2, n) Str_Wcscat(s1, s2, n)
#else
#define Str_Tcscpy(s1, s2, n) Str_Mbscpy(s1, s2, n)
#define Str_Tcscat(s1, s2, n) Str_Mbscat(s1, s2, n)
#endif
#endif
#endif // } defined(_WIN32) || defined(GLIBC_VERSION_22)
/*
* Wrappers for standard string functions
*
* These are either for Windows-Posix compatibility,
* or just gratuitous wrapping for consistency.
*/
#define Str_Strcmp(s1, s2) strcmp(s1, s2)
#define Str_Strncmp(s1, s2, n) strncmp(s1, s2, n)
#define Str_Strchr(s, c) strchr(s, c)
#define Str_Strrchr(s, c) strrchr(s, c)
#define Str_Strspn(s1, s2) strspn(s1, s2)
#define Str_Strcspn(s1, s2) strcspn(s1, s2)
#if defined(_WIN32)
#define Str_Strcasecmp(s1, s2) _stricmp(s1, s2)
#define Str_Strncasecmp(s1, s2, n) _strnicmp(s1, s2, n)
#define Str_ToUpper(s) _strupr(s)
#define Str_ToLower(s) _strlwr(s)
#elif defined(N_PLAT_NLM)
#define Str_Strcasecmp(s1, s2) stricmp(s1, s2)
#define Str_Strncasecmp(s1, s2, n) strnicmp(s1, s2, n)
char *Str_ToUpper(char *string);
char *Str_ToLower(char *string);
#else
#define Str_Strcasecmp(s1, s2) strcasecmp(s1, s2)
#define Str_Strncasecmp(s1, s2, n) strncasecmp(s1, s2, n)
char *Str_ToUpper(char *string);
char *Str_ToLower(char *string);
#endif
#ifdef _WIN32
#define Str_Tcscmp(s1, s2) _tcscmp(s1, s2)
#define Str_Tcsncmp(s1, s2, n) _tcsncmp(s1, s2, n)
#define Str_Tcsicmp(s1, s2) _tcsicmp(s1, s2)
#define Str_Tcsnicmp(s1, s2, n) _tcsnicmp(s1, s2, n)
#define Str_Tcschr(s, c) _tcschr(s, c)
#define Str_Tcsrchr(s, c) _tcsrchr(s, c)
#define Str_Tcsspn(s1, s2) _tcsspn(s1, s2)
#define Str_Tcscspn(s1, s2) _tcscspn(s1, s2)
#define Str_Tcsupr(s) _tcsupr(s)
#define Str_Tcslwr(s) _tcslwr(s)
#endif
#endif /* _STR_H_ */
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