text: /*
   * 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 __WINE_WINE_TEST_H
  #error This file should not be used in Wine tests
  #endif
  
  #ifdef __cplusplus
  extern "C" {
  #endif
  
  #ifndef WINE_UNICODE_API
  # if defined(_MSC_VER) || defined(__MINGW32__)
  #  define WINE_UNICODE_API DECLSPEC_IMPORT
  # else
  #  define WINE_UNICODE_API
  # endif
  #endif
  
  #ifndef WINE_UNICODE_INLINE
  #define WINE_UNICODE_INLINE extern inline
  #endif
  
  /* code page info common to SBCS and DBCS */
  struct cp_info
  {
      unsigned int          codepage;          /* codepage id */
      unsigned int          char_size;         /* char size (1 or 2 bytes) */
      WCHAR                 def_char;          /* default char value (can be double-byte) */
      WCHAR                 def_unicode_char;  /* default Unicode char value */
      const char           *name;              /* code page name */
  };
  
  struct sbcs_table
  {
      struct cp_info        info;
      const WCHAR          *cp2uni;            /* code page -> Unicode map */
      const WCHAR          *cp2uni_glyphs;     /* code page -> Unicode map with glyph chars */
      const unsigned char  *uni2cp_low;        /* Unicode -> code page map */
      const unsigned short *uni2cp_high;
  };
  
  struct dbcs_table
  {
      struct cp_info        info;
      const WCHAR          *cp2uni;            /* code page -> Unicode map */
      const unsigned char  *cp2uni_leadbytes;
      const unsigned short *uni2cp_low;        /* Unicode -> code page map */
      const unsigned short *uni2cp_high;
      unsigned char         lead_bytes[12];    /* lead bytes ranges */
  };
  
  union cptable
  {
      struct cp_info    info;
      struct sbcs_table sbcs;
      struct dbcs_table dbcs;
  };
  
  extern const union cptable *wine_cp_get_table( unsigned int codepage );
  extern const union cptable *wine_cp_enum_table( unsigned int index );
  
  extern int wine_cp_mbstowcs( const union cptable *table, int flags,
                               const char *src, int srclen,
                               WCHAR *dst, int dstlen );
  extern int wine_cp_wcstombs( const union cptable *table, int flags,
                               const WCHAR *src, int srclen,
                               char *dst, int dstlen, const char *defchar, int *used );
  extern int wine_cpsymbol_mbstowcs( const char *src, int srclen, WCHAR *dst, int dstlen );
  extern int wine_cpsymbol_wcstombs( const WCHAR *src, int srclen, char *dst, int dstlen );
  extern int wine_utf8_mbstowcs( int flags, const char *src, int srclen, WCHAR *dst, int dstlen );
  extern int wine_utf8_wcstombs( int flags, const WCHAR *src, int srclen, char *dst, int dstlen );
  
  extern int wine_compare_string( int flags, const WCHAR *str1, int len1, const WCHAR *str2, int len2 );
  extern int wine_get_sortkey( int flags, const WCHAR *src, int srclen, char *dst, int dstlen );
  extern int wine_fold_string( int flags, const WCHAR *src, int srclen , WCHAR *dst, int dstlen );
  
  extern int strcmpiW( const WCHAR *str1, const WCHAR *str2 );
  extern int strncmpiW( const WCHAR *str1, const WCHAR *str2, int n );
  extern int memicmpW( const WCHAR *str1, const WCHAR *str2, int n );
  extern WCHAR *strstrW( const WCHAR *str, const WCHAR *sub );
  extern long int strtolW( const WCHAR *nptr, WCHAR **endptr, int base );
  extern unsigned long int strtoulW( 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 );
  
  WINE_UNICODE_INLINE int wine_is_dbcs_leadbyte( const union cptable *table, unsigned char ch );
  WINE_UNICODE_INLINE int wine_is_dbcs_leadbyte( const union cptable *table, unsigned char ch )
  {
      return (table->info.char_size == 2) && (table->dbcs.cp2uni_leadbytes[ch]);
  }
  
  WINE_UNICODE_INLINE WCHAR tolowerW( WCHAR ch );
  WINE_UNICODE_INLINE WCHAR tolowerW( WCHAR ch )
  {
      extern WINE_UNICODE_API const WCHAR wine_casemap_lower[];
      return ch + wine_casemap_lower[wine_casemap_lower[ch >> 8] + (ch & 0xff)];
  }
  
  WINE_UNICODE_INLINE WCHAR toupperW( WCHAR ch );
  WINE_UNICODE_INLINE WCHAR toupperW( WCHAR ch )
  {
      extern WINE_UNICODE_API const WCHAR wine_casemap_upper[];
      return ch + wine_casemap_upper[wine_casemap_upper[ch >> 8] + (ch & 0xff)];
  }
  
  /* the character type contains the C1_* flags in the low 12 bits */
  /* and the C2_* type in the high 4 bits */
  WINE_UNICODE_INLINE unsigned short get_char_typeW( WCHAR ch );
  WINE_UNICODE_INLINE unsigned short get_char_typeW( WCHAR ch )
  {
      extern WINE_UNICODE_API const unsigned short wine_wctype_table[];
      return wine_wctype_table[wine_wctype_table[ch >> 8] + (ch & 0xff)];
  }
  
  WINE_UNICODE_INLINE int iscntrlW( WCHAR wc );
  WINE_UNICODE_INLINE int iscntrlW( WCHAR wc )
  {
      return get_char_typeW(wc) & C1_CNTRL;
  }
  
  WINE_UNICODE_INLINE int ispunctW( WCHAR wc );
  WINE_UNICODE_INLINE int ispunctW( WCHAR wc )
  {
      return get_char_typeW(wc) & C1_PUNCT;
  }
  
  WINE_UNICODE_INLINE int isspaceW( WCHAR wc );
  WINE_UNICODE_INLINE int isspaceW( WCHAR wc )
  {
      return get_char_typeW(wc) & C1_SPACE;
  }
  
  WINE_UNICODE_INLINE int isdigitW( WCHAR wc );
  WINE_UNICODE_INLINE int isdigitW( WCHAR wc )
  {
      return get_char_typeW(wc) & C1_DIGIT;
  }
  
  WINE_UNICODE_INLINE int isxdigitW( WCHAR wc );
  WINE_UNICODE_INLINE int isxdigitW( WCHAR wc )
  {
      return get_char_typeW(wc) & C1_XDIGIT;
  }
  
  WINE_UNICODE_INLINE int islowerW( WCHAR wc );
  WINE_UNICODE_INLINE int islowerW( WCHAR wc )
  {
      return get_char_typeW(wc) & C1_LOWER;
  }
  
  WINE_UNICODE_INLINE int isupperW( WCHAR wc );
  WINE_UNICODE_INLINE int isupperW( WCHAR wc )
  {
      return get_char_typeW(wc) & C1_UPPER;
  }
  
  WINE_UNICODE_INLINE int isalnumW( WCHAR wc );
  WINE_UNICODE_INLINE int isalnumW( WCHAR wc )
  {
      return get_char_typeW(wc) & (C1_ALPHA|C1_DIGIT|C1_LOWER|C1_UPPER);
  }
  
  WINE_UNICODE_INLINE int isalphaW( WCHAR wc );
  WINE_UNICODE_INLINE int isalphaW( WCHAR wc )
  {
      return get_char_typeW(wc) & (C1_ALPHA|C1_LOWER|C1_UPPER);
  }
  
  WINE_UNICODE_INLINE int isgraphW( WCHAR wc );
  WINE_UNICODE_INLINE int isgraphW( WCHAR wc )
  {
      return get_char_typeW(wc) & (C1_ALPHA|C1_PUNCT|C1_DIGIT|C1_LOWER|C1_UPPER);
  }
  
  WINE_UNICODE_INLINE int isprintW( WCHAR wc );
  WINE_UNICODE_INLINE int isprintW( WCHAR wc )
  {
      return get_char_typeW(wc) & (C1_ALPHA|C1_BLANK|C1_PUNCT|C1_DIGIT|C1_LOWER|C1_UPPER);
  }
  
  /* some useful string manipulation routines */
  
  WINE_UNICODE_INLINE unsigned int strlenW( const WCHAR *str );
  WINE_UNICODE_INLINE unsigned int strlenW( const WCHAR *str )
  {
      const WCHAR *s = str;
      while (*s) s++;
      return s - str;
  }
  
  WINE_UNICODE_INLINE WCHAR *strcpyW( WCHAR *dst, const WCHAR *src );
  WINE_UNICODE_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
  
  WINE_UNICODE_INLINE int strcmpW( const WCHAR *str1, const WCHAR *str2 );
  WINE_UNICODE_INLINE int strcmpW( const WCHAR *str1, const WCHAR *str2 )
  {
      while (*str1 && (*str1 == *str2)) { str1++; str2++; }
      return *str1 - *str2;
  }
  
  WINE_UNICODE_INLINE int strncmpW( const WCHAR *str1, const WCHAR *str2, int n );
  WINE_UNICODE_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;
  }
  
  WINE_UNICODE_INLINE WCHAR *strcatW( WCHAR *dst, const WCHAR *src );
  WINE_UNICODE_INLINE WCHAR *strcatW( WCHAR *dst, const WCHAR *src )
  {
      strcpyW( dst + strlenW(dst), src );
      return dst;
  }
  
  WINE_UNICODE_INLINE WCHAR *strchrW( const WCHAR *str, WCHAR ch );
  WINE_UNICODE_INLINE WCHAR *strchrW( const WCHAR *str, WCHAR ch )
  {
      do { if (*str == ch) return (WCHAR *)(ULONG_PTR)str; } while (*str++);
      return NULL;
  }
  
  WINE_UNICODE_INLINE WCHAR *strrchrW( const WCHAR *str, WCHAR ch );
  WINE_UNICODE_INLINE WCHAR *strrchrW( const WCHAR *str, WCHAR ch )
  {
      WCHAR *ret = NULL;
      do { if (*str == ch) ret = (WCHAR *)(ULONG_PTR)str; } while (*str++);
      return ret;
  }
  
  WINE_UNICODE_INLINE WCHAR *strpbrkW( const WCHAR *str, const WCHAR *accept );
  WINE_UNICODE_INLINE WCHAR *strpbrkW( const WCHAR *str, const WCHAR *accept )
  {
      for ( ; *str; str++) if (strchrW( accept, *str )) return (WCHAR *)(ULONG_PTR)str;
      return NULL;
  }
  
  WINE_UNICODE_INLINE size_t strspnW( const WCHAR *str, const WCHAR *accept );
  WINE_UNICODE_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;
  }
  
  WINE_UNICODE_INLINE size_t strcspnW( const WCHAR *str, const WCHAR *reject );
  WINE_UNICODE_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;
  }
  
  WINE_UNICODE_INLINE WCHAR *strlwrW( WCHAR *str );
  WINE_UNICODE_INLINE WCHAR *strlwrW( WCHAR *str )
  {
      WCHAR *ret = str;
      while ((*str = tolowerW(*str))) str++;
      return ret;
  }
  
  WINE_UNICODE_INLINE WCHAR *struprW( WCHAR *str );
  WINE_UNICODE_INLINE WCHAR *struprW( WCHAR *str )
  {
      WCHAR *ret = str;
      while ((*str = toupperW(*str))) str++;
      return ret;
  }
  
  WINE_UNICODE_INLINE WCHAR *memchrW( const WCHAR *ptr, WCHAR ch, size_t n );
  WINE_UNICODE_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 *)(ULONG_PTR)ptr;
      return NULL;
  }
  
  WINE_UNICODE_INLINE WCHAR *memrchrW( const WCHAR *ptr, WCHAR ch, size_t n );
  WINE_UNICODE_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 *)(ULONG_PTR)ptr;
      return ret;
  }
  
  WINE_UNICODE_INLINE long int atolW( const WCHAR *str );
  WINE_UNICODE_INLINE long int atolW( const WCHAR *str )
  {
      return strtolW( str, (WCHAR **)0, 10 );
  }
  
  WINE_UNICODE_INLINE int atoiW( const WCHAR *str );
  WINE_UNICODE_INLINE int atoiW( const WCHAR *str )
  {
      return (int)atolW( str );
  }
  
  #undef WINE_UNICODE_INLINE
  
  #ifdef __cplusplus
  }
  #endif
  
  #endif  /* __WINE_WINE_UNICODE_H */
  