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/*
* Wine internal Unicode definitions
*
* Copyright 2000 Alexandre Julliard
*
* This library 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; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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 GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#ifndef __WINE_WINE_UNICODE_H
#define __WINE_WINE_UNICODE_H
#include <stdarg.h>
#include <windef.h>
#include <winbase.h>
#include <winnls.h>
#ifdef __cplusplus
extern "C" {
#endif
extern long int strtolW( const WCHAR *nptr, WCHAR **endptr, int base );
extern int sprintfW( WCHAR *str, const WCHAR *format, ... );
extern int snprintfW( WCHAR *str, size_t len, const WCHAR *format, ... );
extern int vsprintfW( WCHAR *str, const WCHAR *format, va_list valist );
extern int vsnprintfW( WCHAR *str, size_t len, const WCHAR *format, va_list valist );
/* some useful string manipulation routines */
static inline unsigned int strlenW( const WCHAR *str )
{
const WCHAR *s = str;
while (*s) s++;
return s - str;
}
static inline WCHAR *strcpyW( WCHAR *dst, const WCHAR *src )
{
WCHAR *p = dst;
while ((*p++ = *src++));
return dst;
}
/* strncpy doesn't do what you think, don't use it */
#define strncpyW(d,s,n) error do_not_use_strncpyW_use_lstrcpynW_or_memcpy_instead
static inline WCHAR *strcpynW( WCHAR *dst, const WCHAR *src, unsigned count )
{
WCHAR *d = dst;
const WCHAR *s = src;
while ((count > 1) && *s)
{
count--;
*d++ = *s++;
}
if (count) *d = 0;
return dst;
}
static inline int strcmpW( const WCHAR *str1, const WCHAR *str2 )
{
while (*str1 && (*str1 == *str2)) { str1++; str2++; }
return *str1 - *str2;
}
static inline int strncmpW( const WCHAR *str1, const WCHAR *str2, int n )
{
if (n <= 0) return 0;
while ((--n > 0) && *str1 && (*str1 == *str2)) { str1++; str2++; }
return *str1 - *str2;
}
static inline WCHAR *strcatW( WCHAR *dst, const WCHAR *src )
{
strcpyW( dst + strlenW(dst), src );
return dst;
}
static inline WCHAR *strchrW( const WCHAR *str, WCHAR ch )
{
do { if (*str == ch) return (WCHAR *)(uintptr_t)str; } while (*str++);
return NULL;
}
static inline WCHAR *strrchrW( const WCHAR *str, WCHAR ch )
{
WCHAR *ret = NULL;
do { if (*str == ch) ret = (WCHAR *)(uintptr_t)str; } while (*str++);
return ret;
}
static inline WCHAR *strpbrkW( const WCHAR *str, const WCHAR *accept )
{
for ( ; *str; str++) if (strchrW( accept, *str )) return (WCHAR *)(uintptr_t)str;
return NULL;
}
static inline size_t strspnW( const WCHAR *str, const WCHAR *accept )
{
const WCHAR *ptr;
for (ptr = str; *ptr; ptr++) if (!strchrW( accept, *ptr )) break;
return ptr - str;
}
static inline size_t strcspnW( const WCHAR *str, const WCHAR *reject )
{
const WCHAR *ptr;
for (ptr = str; *ptr; ptr++) if (strchrW( reject, *ptr )) break;
return ptr - str;
}
static inline WCHAR *memchrW( const WCHAR *ptr, WCHAR ch, size_t n )
{
const WCHAR *end;
for (end = ptr + n; ptr < end; ptr++) if (*ptr == ch) return (WCHAR *)(uintptr_t)ptr;
return NULL;
}
static inline WCHAR *memrchrW( const WCHAR *ptr, WCHAR ch, size_t n )
{
const WCHAR *end;
WCHAR *ret = NULL;
for (end = ptr + n; ptr < end; ptr++) if (*ptr == ch) ret = (WCHAR *)(uintptr_t)ptr;
return ret;
}
static inline long int atolW( const WCHAR *str )
{
return strtolW( str, (WCHAR **)0, 10 );
}
static inline int atoiW( const WCHAR *str )
{
return (int)atolW( str );
}
#ifdef __cplusplus
}
#endif
#endif /* __WINE_WINE_UNICODE_H */
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