dlls/msvcrt/wcs.c

   1 /*
   2  * msvcrt.dll wide-char functions
   3  *
   4  * Copyright 1999 Alexandre Julliard
   5  * Copyright 2000 Jon Griffiths
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  20  */
  21 #include "config.h"
  22 #include "wine/port.h"
  23
  24 #include <limits.h>
  25 #include <stdio.h>
  26 #include <math.h>
  27 #include <assert.h>
  28 #include "msvcrt.h"
  29 #include "winnls.h"
  30 #include "wtypes.h"
  31 #include "wine/unicode.h"
  32 #include "wine/debug.h"
  33
  34 WINE_DEFAULT_DEBUG_CHANNEL(msvcrt);
  35
  36 static BOOL n_format_enabled = TRUE;
  37
  38 #include "printf.h"
  39 #define PRINTF_WIDE
  40 #include "printf.h"
  41 #undef PRINTF_WIDE
  42
  43 /* _get_printf_count_output - not exported in native msvcrt */
  44 int CDECL MSVCRT__get_printf_count_output( void )
  45 {
  46     return n_format_enabled ? 1 : 0;
  47 }
  48
  49 /* _set_printf_count_output - not exported in native msvcrt */
  50 int CDECL MSVCRT__set_printf_count_output( int enable )
  51 {
  52     BOOL old = n_format_enabled;
  53     n_format_enabled = (enable ? TRUE : FALSE);
  54     return old ? 1 : 0;
  55 }
  56
  57 /*********************************************************************
  58  *              _wcsdup (MSVCRT.@)
  59  */
  60 MSVCRT_wchar_t* CDECL MSVCRT__wcsdup( const MSVCRT_wchar_t* str )
  61 {
  62   MSVCRT_wchar_t* ret = NULL;
  63   if (str)
  64   {
  65     int size = (strlenW(str) + 1) * sizeof(MSVCRT_wchar_t);
  66     ret = MSVCRT_malloc( size );
  67     if (ret) memcpy( ret, str, size );
  68   }
  69   return ret;
  70 }
  71
  72 /*********************************************************************
  73  *              _wcsicoll (MSVCRT.@)
  74  */
  75 INT CDECL MSVCRT__wcsicoll( const MSVCRT_wchar_t* str1, const MSVCRT_wchar_t* str2 )
  76 {
  77   /* FIXME: handle collates */
  78   return strcmpiW( str1, str2 );
  79 }
  80
  81 /*********************************************************************
  82  *              _wcsnicoll (MSVCRT.@)
  83  */
  84 INT CDECL MSVCRT__wcsnicoll( const MSVCRT_wchar_t* str1, const MSVCRT_wchar_t* str2, MSVCRT_size_t count )
  85 {
  86   /* FIXME: handle collates */
  87   return strncmpiW( str1, str2, count );
  88 }
  89
  90 /*********************************************************************
  91  *              _wcsnset (MSVCRT.@)
  92  */
  93 MSVCRT_wchar_t* CDECL MSVCRT__wcsnset( MSVCRT_wchar_t* str, MSVCRT_wchar_t c, MSVCRT_size_t n )
  94 {
  95   MSVCRT_wchar_t* ret = str;
  96   while ((n-- > 0) && *str) *str++ = c;
  97   return ret;
  98 }
  99
 100 /*********************************************************************
 101  *              _wcsrev (MSVCRT.@)
 102  */
 103 MSVCRT_wchar_t* CDECL MSVCRT__wcsrev( MSVCRT_wchar_t* str )
 104 {
 105   MSVCRT_wchar_t* ret = str;
 106   MSVCRT_wchar_t* end = str + strlenW(str) - 1;
 107   while (end > str)
 108   {
 109     MSVCRT_wchar_t t = *end;
 110     *end--  = *str;
 111     *str++  = t;
 112   }
 113   return ret;
 114 }
 115
 116 /*********************************************************************
 117  *              _wcsset (MSVCRT.@)
 118  */
 119 MSVCRT_wchar_t* CDECL MSVCRT__wcsset( MSVCRT_wchar_t* str, MSVCRT_wchar_t c )
 120 {
 121   MSVCRT_wchar_t* ret = str;
 122   while (*str) *str++ = c;
 123   return ret;
 124 }
 125
 126 /******************************************************************
 127  *              _wcsupr_s_l (MSVCRT.@)
 128  */
 129 int CDECL MSVCRT__wcsupr_s_l( MSVCRT_wchar_t* str, MSVCRT_size_t n,
 130    MSVCRT__locale_t locale )
 131 {
 132   MSVCRT_wchar_t* ptr = str;
 133
 134   if (!str || !n)
 135   {
 136     if (str) *str = '\0';
 137     *MSVCRT__errno() = MSVCRT_EINVAL;
 138     return MSVCRT_EINVAL;
 139   }
 140
 141   while (n--)
 142   {
 143     if (!*ptr) return 0;
 144     /* FIXME: add locale support */
 145     *ptr = toupperW(*ptr);
 146     ptr++;
 147   }
 148
 149   /* MSDN claims that the function should return and set errno to
 150    * ERANGE, which doesn't seem to be true based on the tests. */
 151   *str = '\0';
 152   *MSVCRT__errno() = MSVCRT_EINVAL;
 153   return MSVCRT_EINVAL;
 154 }
 155
 156 /******************************************************************
 157  *              _wcsupr_s (MSVCRT.@)
 158  *
 159  */
 160 INT CDECL MSVCRT__wcsupr_s( MSVCRT_wchar_t* str, MSVCRT_size_t n )
 161 {
 162   return MSVCRT__wcsupr_s_l( str, n, NULL );
 163 }
 164
 165 /******************************************************************
 166  *              _wcslwr_s (MSVCRT.@)
 167  */
 168 int CDECL MSVCRT__wcslwr_s( MSVCRT_wchar_t* str, MSVCRT_size_t n )
 169 {
 170   MSVCRT_wchar_t* ptr = str;
 171
 172   if (!str || !n)
 173   {
 174     if (str) *str = '\0';
 175     *MSVCRT__errno() = MSVCRT_EINVAL;
 176     return MSVCRT_EINVAL;
 177   }
 178
 179   while (n--)
 180   {
 181     if (!*ptr) return 0;
 182     *ptr = tolowerW(*ptr);
 183     ptr++;
 184   }
 185
 186   /* MSDN claims that the function should return and set errno to
 187    * ERANGE, which doesn't seem to be true based on the tests. */
 188   *str = '\0';
 189   *MSVCRT__errno() = MSVCRT_EINVAL;
 190   return MSVCRT_EINVAL;
 191 }
 192
 193 /*********************************************************************
 194  * _wcstod_l - not exported in native msvcrt
 195  */
 196 double CDECL MSVCRT__wcstod_l(const MSVCRT_wchar_t* str, MSVCRT_wchar_t** end,
 197         MSVCRT__locale_t locale)
 198 {
 199     MSVCRT_pthreadlocinfo locinfo;
 200     unsigned __int64 d=0, hlp;
 201     unsigned fpcontrol;
 202     int exp=0, sign=1;
 203     const MSVCRT_wchar_t *p;
 204     double ret;
 205     BOOL found_digit = FALSE;
 206
 207     if (!MSVCRT_CHECK_PMT(str != NULL)) {
 208         *MSVCRT__errno() = MSVCRT_EINVAL;
 209         return 0;
 210     }
 211
 212     if(!locale)
 213         locinfo = get_locinfo();
 214     else
 215         locinfo = locale->locinfo;
 216
 217     p = str;
 218     while(isspaceW(*p))
 219         p++;
 220
 221     if(*p == '-') {
 222         sign = -1;
 223         p++;
 224     } else  if(*p == '+')
 225         p++;
 226
 227     while(isdigitW(*p)) {
 228         found_digit = TRUE;
 229         hlp = d*10+*(p++)-'0';
 230         if(d>MSVCRT_UI64_MAX/10 || hlp<d) {
 231             exp++;
 232             break;
 233         } else
 234             d = hlp;
 235     }
 236     while(isdigitW(*p)) {
 237         exp++;
 238         p++;
 239     }
 240     if(*p == *locinfo->lconv->decimal_point)
 241         p++;
 242
 243     while(isdigitW(*p)) {
 244         found_digit = TRUE;
 245         hlp = d*10+*(p++)-'0';
 246         if(d>MSVCRT_UI64_MAX/10 || hlp<d)
 247             break;
 248
 249         d = hlp;
 250         exp--;
 251     }
 252     while(isdigitW(*p))
 253         p++;
 254
 255     if(!found_digit) {
 256         if(end)
 257             *end = (MSVCRT_wchar_t*)str;
 258         return 0.0;
 259     }
 260
 261     if(*p=='e' || *p=='E' || *p=='d' || *p=='D') {
 262         int e=0, s=1;
 263
 264         p++;
 265         if(*p == '-') {
 266             s = -1;
 267             p++;
 268         } else if(*p == '+')
 269             p++;
 270
 271         if(isdigitW(*p)) {
 272             while(isdigitW(*p)) {
 273                 if(e>INT_MAX/10 || (e=e*10+*p-'0')<0)
 274                     e = INT_MAX;
 275                 p++;
 276             }
 277             e *= s;
 278
 279             if(exp<0 && e<0 && exp+e>=0) exp = INT_MIN;
 280             else if(exp>0 && e>0 && exp+e<0) exp = INT_MAX;
 281             else exp += e;
 282         } else {
 283             if(*p=='-' || *p=='+')
 284                 p--;
 285             p--;
 286         }
 287     }
 288
 289     fpcontrol = _control87(0, 0);
 290     _control87(MSVCRT__EM_DENORMAL|MSVCRT__EM_INVALID|MSVCRT__EM_ZERODIVIDE
 291             |MSVCRT__EM_OVERFLOW|MSVCRT__EM_UNDERFLOW|MSVCRT__EM_INEXACT, 0xffffffff);
 292
 293     if(exp>0)
 294         ret = (double)sign*d*pow(10, exp);
 295     else
 296         ret = (double)sign*d/pow(10, -exp);
 297
 298     _control87(fpcontrol, 0xffffffff);
 299
 300     if((d && ret==0.0) || isinf(ret))
 301         *MSVCRT__errno() = MSVCRT_ERANGE;
 302
 303     if(end)
 304         *end = (MSVCRT_wchar_t*)p;
 305
 306     return ret;
 307 }
 308
 309 /*********************************************************************
 310  * wcsrtombs_l (INTERNAL)
 311  */
 312 static MSVCRT_size_t CDECL MSVCRT_wcsrtombs_l(char *mbstr, const MSVCRT_wchar_t **wcstr,
 313         MSVCRT_size_t count, MSVCRT__locale_t locale)
 314 {
 315     MSVCRT_pthreadlocinfo locinfo;
 316     MSVCRT_size_t tmp = 0;
 317     BOOL used_default;
 318
 319     if(!locale)
 320         locinfo = get_locinfo();
 321     else
 322         locinfo = locale->locinfo;
 323
 324     if(!mbstr) {
 325         tmp = WideCharToMultiByte(locinfo->lc_codepage, WC_NO_BEST_FIT_CHARS,
 326                 *wcstr, -1, NULL, 0, NULL, &used_default)-1;
 327         if(used_default)
 328             return -1;
 329         return tmp;
 330     }
 331
 332     while(**wcstr) {
 333         char buf[3];
 334         MSVCRT_size_t i, size;
 335
 336         size = WideCharToMultiByte(locinfo->lc_codepage, WC_NO_BEST_FIT_CHARS,
 337                 *wcstr, 1, buf, 3, NULL, &used_default);
 338         if(used_default)
 339             return -1;
 340         if(tmp+size > count)
 341             return tmp;
 342
 343         for(i=0; i<size; i++)
 344             mbstr[tmp++] = buf[i];
 345         (*wcstr)++;
 346     }
 347
 348     if(tmp < count) {
 349         mbstr[tmp] = '\0';
 350         *wcstr = NULL;
 351     }
 352     return tmp;
 353 }
 354
 355 /*********************************************************************
 356  *              _wcstombs_l (MSVCRT.@)
 357  */
 358 MSVCRT_size_t CDECL MSVCRT__wcstombs_l(char *mbstr, const MSVCRT_wchar_t *wcstr,
 359         MSVCRT_size_t count, MSVCRT__locale_t locale)
 360 {
 361     return MSVCRT_wcsrtombs_l(mbstr, &wcstr, count, locale);
 362 }
 363
 364 /*********************************************************************
 365  *              wcstombs (MSVCRT.@)
 366  */
 367 MSVCRT_size_t CDECL MSVCRT_wcstombs(char *mbstr, const MSVCRT_wchar_t *wcstr,
 368         MSVCRT_size_t count)
 369 {
 370     return MSVCRT_wcsrtombs_l(mbstr, &wcstr, count, NULL);
 371 }
 372
 373 /*********************************************************************
 374  *              wcsrtombs (MSVCRT.@)
 375  */
 376 MSVCRT_size_t CDECL MSVCRT_wcsrtombs(char *mbstr, const MSVCRT_wchar_t **wcstr,
 377         MSVCRT_size_t count, MSVCRT_mbstate_t *mbstate)
 378 {
 379     if(mbstate)
 380         *mbstate = 0;
 381
 382     return MSVCRT_wcsrtombs_l(mbstr, wcstr, count, NULL);
 383 }
 384
 385 /*********************************************************************
 386  * MSVCRT_wcsrtombs_s_l (INTERNAL)
 387  */
 388 static int MSVCRT_wcsrtombs_s_l(MSVCRT_size_t *ret, char *mbstr,
 389         MSVCRT_size_t size, const MSVCRT_wchar_t **wcstr,
 390         MSVCRT_size_t count, MSVCRT__locale_t locale)
 391 {
 392     MSVCRT_size_t conv;
 393
 394     if(!mbstr && !size && wcstr) {
 395         conv = MSVCRT_wcsrtombs_l(NULL, wcstr, 0, locale);
 396         if(ret)
 397             *ret = conv+1;
 398         return 0;
 399     }
 400
 401     if (!MSVCRT_CHECK_PMT(wcstr != NULL) || !MSVCRT_CHECK_PMT(*wcstr != NULL)
 402             || !MSVCRT_CHECK_PMT(mbstr != NULL)) {
 403         if(mbstr && size)
 404             mbstr[0] = '\0';
 405         *MSVCRT__errno() = MSVCRT_EINVAL;
 406         return MSVCRT_EINVAL;
 407     }
 408
 409     if(count==MSVCRT__TRUNCATE || size<count)
 410         conv = size;
 411     else
 412         conv = count;
 413
 414     conv = MSVCRT_wcsrtombs_l(mbstr, wcstr, conv, locale);
 415     if(conv<size)
 416         mbstr[conv++] = '\0';
 417     else if(conv==size && (count==MSVCRT__TRUNCATE || mbstr[conv-1]=='\0'))
 418         mbstr[conv-1] = '\0';
 419     else {
 420         MSVCRT_INVALID_PMT("mbstr[size] is too small");
 421         if(size)
 422             mbstr[0] = '\0';
 423         *MSVCRT__errno() = MSVCRT_ERANGE;
 424         return MSVCRT_ERANGE;
 425     }
 426
 427     if(ret)
 428         *ret = conv;
 429     return 0;
 430 }
 431
 432 /*********************************************************************
 433  *              _wcstombs_s_l (MSVCRT.@)
 434  */
 435 int CDECL MSVCRT__wcstombs_s_l(MSVCRT_size_t *ret, char *mbstr,
 436         MSVCRT_size_t size, const MSVCRT_wchar_t *wcstr,
 437         MSVCRT_size_t count, MSVCRT__locale_t locale)
 438 {
 439     return MSVCRT_wcsrtombs_s_l(ret, mbstr, size, &wcstr,count, locale);
 440 }
 441
 442 /*********************************************************************
 443  *              wcstombs_s (MSVCRT.@)
 444  */
 445 int CDECL MSVCRT_wcstombs_s(MSVCRT_size_t *ret, char *mbstr,
 446         MSVCRT_size_t size, const MSVCRT_wchar_t *wcstr, MSVCRT_size_t count)
 447 {
 448     return MSVCRT_wcsrtombs_s_l(ret, mbstr, size, &wcstr, count, NULL);
 449 }
 450
 451 /*********************************************************************
 452  *              wcsrtombs_s (MSVCRT.@)
 453  */
 454 int CDECL MSVCRT_wcsrtombs_s(MSVCRT_size_t *ret, char *mbstr, MSVCRT_size_t size,
 455         const MSVCRT_wchar_t **wcstr, MSVCRT_size_t count, MSVCRT_mbstate_t *mbstate)
 456 {
 457     if(mbstate)
 458         *mbstate = 0;
 459
 460     return MSVCRT_wcsrtombs_s_l(ret, mbstr, size, wcstr, count, NULL);
 461 }
 462
 463 /*********************************************************************
 464  *              wcstod (MSVCRT.@)
 465  */
 466 double CDECL MSVCRT_wcstod(const MSVCRT_wchar_t* lpszStr, MSVCRT_wchar_t** end)
 467 {
 468     return MSVCRT__wcstod_l(lpszStr, end, NULL);
 469 }
 470
 471 /*********************************************************************
 472  *              _wtof (MSVCRT.@)
 473  */
 474 double CDECL MSVCRT__wtof(const MSVCRT_wchar_t *str)
 475 {
 476     return MSVCRT__wcstod_l(str, NULL, NULL);
 477 }
 478
 479 /*********************************************************************
 480  *              _wtof_l (MSVCRT.@)
 481  */
 482 double CDECL MSVCRT__wtof_l(const MSVCRT_wchar_t *str, MSVCRT__locale_t locale)
 483 {
 484     return MSVCRT__wcstod_l(str, NULL, locale);
 485 }
 486
 487 /*********************************************************************
 488  * arg_clbk_valist (INTERNAL)
 489  */
 490 printf_arg arg_clbk_valist(void *ctx, int arg_pos, int type, __ms_va_list *valist)
 491 {
 492     printf_arg ret;
 493
 494     if(type == VT_I8)
 495         ret.get_longlong = va_arg(*valist, LONGLONG);
 496     else if(type == VT_INT)
 497         ret.get_int = va_arg(*valist, int);
 498     else if(type == VT_R8)
 499         ret.get_double = va_arg(*valist, double);
 500     else if(type == VT_PTR)
 501         ret.get_ptr = va_arg(*valist, void*);
 502     else {
 503         ERR("Incorrect type\n");
 504         ret.get_int = 0;
 505     }
 506
 507     return ret;
 508 }
 509
 510 /*********************************************************************
 511  * arg_clbk_positional (INTERNAL)
 512  */
 513 static printf_arg arg_clbk_positional(void *ctx, int pos, int type, __ms_va_list *valist)
 514 {
 515     printf_arg *args = ctx;
 516     return args[pos];
 517 }
 518
 519 /*********************************************************************
 520  *              _vsnprintf (MSVCRT.@)
 521  */
 522 int CDECL MSVCRT_vsnprintf( char *str, MSVCRT_size_t len,
 523                             const char *format, __ms_va_list valist )
 524 {
 525     static const char nullbyte = '\0';
 526     struct _str_ctx_a ctx = {len, str};
 527     int ret;
 528
 529     ret = pf_printf_a(puts_clbk_str_a, &ctx, format, NULL, FALSE, FALSE,
 530             arg_clbk_valist, NULL, &valist);
 531     puts_clbk_str_a(&ctx, 1, &nullbyte);
 532     return ret;
 533 }
 534
 535 /*********************************************************************
 536 *               _vsnprintf_l (MSVCRT.@)
 537  */
 538 int CDECL MSVCRT_vsnprintf_l( char *str, MSVCRT_size_t len, const char *format,
 539                             MSVCRT__locale_t locale, __ms_va_list valist )
 540 {
 541     static const char nullbyte = '\0';
 542     struct _str_ctx_a ctx = {len, str};
 543     int ret;
 544
 545     ret = pf_printf_a(puts_clbk_str_a, &ctx, format, locale, FALSE, FALSE,
 546             arg_clbk_valist, NULL, &valist);
 547     puts_clbk_str_a(&ctx, 1, &nullbyte);
 548     return ret;
 549 }
 550
 551 /*********************************************************************
 552  *              _vsnprintf_s_l (MSVCRT.@)
 553  */
 554 int CDECL MSVCRT_vsnprintf_s_l( char *str, MSVCRT_size_t sizeOfBuffer,
 555         MSVCRT_size_t count, const char *format,
 556         MSVCRT__locale_t locale, __ms_va_list valist )
 557 {
 558     static const char nullbyte = '\0';
 559     struct _str_ctx_a ctx;
 560     int len, ret;
 561
 562     if(sizeOfBuffer<count+1 || count==-1)
 563         len = sizeOfBuffer;
 564     else
 565         len = count+1;
 566
 567     ctx.len = len;
 568     ctx.buf = str;
 569     ret = pf_printf_a(puts_clbk_str_a, &ctx, format, locale, FALSE, TRUE,
 570             arg_clbk_valist, NULL, &valist);
 571     puts_clbk_str_a(&ctx, 1, &nullbyte);
 572
 573     if(ret<0 || ret==len) {
 574         if(count!=MSVCRT__TRUNCATE && count>sizeOfBuffer) {
 575             MSVCRT_INVALID_PMT("str[sizeOfBuffer] is too small");
 576             *MSVCRT__errno() = MSVCRT_ERANGE;
 577             memset(str, 0, sizeOfBuffer);
 578         } else
 579             str[len-1] = '\0';
 580
 581         return -1;
 582     }
 583
 584     return ret;
 585 }
 586
 587 /*********************************************************************
 588  *              _vsnprintf_s (MSVCRT.@)
 589  */
 590 int CDECL MSVCRT_vsnprintf_s( char *str, MSVCRT_size_t sizeOfBuffer,
 591         MSVCRT_size_t count, const char *format, __ms_va_list valist )
 592 {
 593     return MSVCRT_vsnprintf_s_l(str,sizeOfBuffer, count, format, NULL, valist);
 594 }
 595
 596 /*********************************************************************
 597  *              vsprintf (MSVCRT.@)
 598  */
 599 int CDECL MSVCRT_vsprintf( char *str, const char *format, __ms_va_list valist)
 600 {
 601     return MSVCRT_vsnprintf(str, INT_MAX, format, valist);
 602 }
 603
 604 /*********************************************************************
 605  *              vsprintf_s (MSVCRT.@)
 606  */
 607 int CDECL MSVCRT_vsprintf_s( char *str, MSVCRT_size_t num, const char *format, __ms_va_list valist)
 608 {
 609     return MSVCRT_vsnprintf(str, num, format, valist);
 610 }
 611
 612 /*********************************************************************
 613  *              _vscprintf (MSVCRT.@)
 614  */
 615 int CDECL MSVCRT__vscprintf( const char *format, __ms_va_list valist )
 616 {
 617     return MSVCRT_vsnprintf( NULL, INT_MAX, format, valist );
 618 }
 619
 620 /*********************************************************************
 621  *              _snprintf (MSVCRT.@)
 622  */
 623 int CDECL MSVCRT__snprintf(char *str, unsigned int len, const char *format, ...)
 624 {
 625     int retval;
 626     __ms_va_list valist;
 627     __ms_va_start(valist, format);
 628     retval = MSVCRT_vsnprintf(str, len, format, valist);
 629     __ms_va_end(valist);
 630     return retval;
 631 }
 632
 633 /*********************************************************************
 634  *              _snprintf_s (MSVCRT.@)
 635  */
 636 int CDECL MSVCRT__snprintf_s(char *str, unsigned int len, unsigned int count,
 637     const char *format, ...)
 638 {
 639     int retval;
 640     __ms_va_list valist;
 641     __ms_va_start(valist, format);
 642     retval = MSVCRT_vsnprintf_s_l(str, len, count, format, NULL, valist);
 643     __ms_va_end(valist);
 644     return retval;
 645 }
 646
 647 /*********************************************************************
 648  *              _scprintf (MSVCRT.@)
 649  */
 650 int CDECL MSVCRT__scprintf(const char *format, ...)
 651 {
 652     int retval;
 653     __ms_va_list valist;
 654     __ms_va_start(valist, format);
 655     retval = MSVCRT__vscprintf(format, valist);
 656     __ms_va_end(valist);
 657     return retval;
 658 }
 659
 660 /*********************************************************************
 661  *              _vsnwprintf (MSVCRT.@)
 662  */
 663 int CDECL MSVCRT_vsnwprintf(MSVCRT_wchar_t *str, MSVCRT_size_t len,
 664         const MSVCRT_wchar_t *format, __ms_va_list valist)
 665 {
 666     static const MSVCRT_wchar_t nullbyte = '\0';
 667     struct _str_ctx_w ctx = {len, str};
 668     int ret;
 669
 670     ret = pf_printf_w(puts_clbk_str_w, &ctx, format, NULL, FALSE, FALSE,
 671             arg_clbk_valist, NULL, &valist);
 672     puts_clbk_str_w(&ctx, 1, &nullbyte);
 673     return ret;
 674 }
 675
 676 /*********************************************************************
 677  *              _vsnwprintf_l (MSVCRT.@)
 678  */
 679 int CDECL MSVCRT_vsnwprintf_l(MSVCRT_wchar_t *str, MSVCRT_size_t len,
 680         const MSVCRT_wchar_t *format, MSVCRT__locale_t locale,
 681         __ms_va_list valist)
 682 {
 683     static const MSVCRT_wchar_t nullbyte = '\0';
 684     struct _str_ctx_w ctx = {len, str};
 685     int ret;
 686
 687     ret = pf_printf_w(puts_clbk_str_w, &ctx, format, locale, FALSE, FALSE,
 688             arg_clbk_valist, NULL, &valist);
 689     puts_clbk_str_w(&ctx, 1, &nullbyte);
 690     return ret;
 691 }
 692
 693 /*********************************************************************
 694  *              _vsnwprintf_s_l (MSVCRT.@)
 695  */
 696 int CDECL MSVCRT_vsnwprintf_s_l( MSVCRT_wchar_t *str, MSVCRT_size_t sizeOfBuffer,
 697         MSVCRT_size_t count, const MSVCRT_wchar_t *format,
 698         MSVCRT__locale_t locale, __ms_va_list valist)
 699 {
 700     static const MSVCRT_wchar_t nullbyte = '\0';
 701     struct _str_ctx_w ctx;
 702     int len, ret;
 703
 704     len = sizeOfBuffer;
 705     if(count!=-1 && len>count+1)
 706         len = count+1;
 707
 708     ctx.len = len;
 709     ctx.buf = str;
 710     ret = pf_printf_w(puts_clbk_str_w, &ctx, format, locale, FALSE, TRUE,
 711             arg_clbk_valist, NULL, &valist);
 712     puts_clbk_str_w(&ctx, 1, &nullbyte);
 713
 714     if(ret<0 || ret==len) {
 715         if(count!=MSVCRT__TRUNCATE && count>sizeOfBuffer) {
 716             MSVCRT_INVALID_PMT("str[sizeOfBuffer] is too small");
 717             *MSVCRT__errno() = MSVCRT_ERANGE;
 718             memset(str, 0, sizeOfBuffer*sizeof(MSVCRT_wchar_t));
 719         } else
 720             str[len-1] = '\0';
 721
 722         return -1;
 723     }
 724
 725     return ret;
 726 }
 727
 728 /*********************************************************************
 729  *              _vsnwprintf_s (MSVCRT.@)
 730  */
 731 int CDECL MSVCRT_vsnwprintf_s(MSVCRT_wchar_t *str, MSVCRT_size_t sizeOfBuffer,
 732         MSVCRT_size_t count, const MSVCRT_wchar_t *format, __ms_va_list valist)
 733 {
 734     return MSVCRT_vsnwprintf_s_l(str, sizeOfBuffer, count,
 735             format, NULL, valist);
 736 }
 737
 738 /*********************************************************************
 739  *              _snwprintf (MSVCRT.@)
 740  */
 741 int CDECL MSVCRT__snwprintf( MSVCRT_wchar_t *str, unsigned int len, const MSVCRT_wchar_t *format, ...)
 742 {
 743     int retval;
 744     __ms_va_list valist;
 745     __ms_va_start(valist, format);
 746     retval = MSVCRT_vsnwprintf(str, len, format, valist);
 747     __ms_va_end(valist);
 748     return retval;
 749 }
 750
 751 /*********************************************************************
 752  *              _snwprintf_s (MSVCRT.@)
 753  */
 754 int CDECL MSVCRT__snwprintf_s( MSVCRT_wchar_t *str, unsigned int len, unsigned int count,
 755     const MSVCRT_wchar_t *format, ...)
 756 {
 757     int retval;
 758     __ms_va_list valist;
 759     __ms_va_start(valist, format);
 760     retval = MSVCRT_vsnwprintf_s_l(str, len, count, format, NULL, valist);
 761     __ms_va_end(valist);
 762     return retval;
 763 }
 764
 765 /*********************************************************************
 766  *              sprintf (MSVCRT.@)
 767  */
 768 int CDECL MSVCRT_sprintf( char *str, const char *format, ... )
 769 {
 770     __ms_va_list ap;
 771     int r;
 772
 773     __ms_va_start( ap, format );
 774     r = MSVCRT_vsnprintf( str, INT_MAX, format, ap );
 775     __ms_va_end( ap );
 776     return r;
 777 }
 778
 779 /*********************************************************************
 780  *              sprintf_s (MSVCRT.@)
 781  */
 782 int CDECL MSVCRT_sprintf_s( char *str, MSVCRT_size_t num, const char *format, ... )
 783 {
 784     __ms_va_list ap;
 785     int r;
 786
 787     __ms_va_start( ap, format );
 788     r = MSVCRT_vsnprintf( str, num, format, ap );
 789     __ms_va_end( ap );
 790     return r;
 791 }
 792
 793 /*********************************************************************
 794  *              _scwprintf (MSVCRT.@)
 795  */
 796 int CDECL MSVCRT__scwprintf( const MSVCRT_wchar_t *format, ... )
 797 {
 798     __ms_va_list ap;
 799     int r;
 800
 801     __ms_va_start( ap, format );
 802     r = MSVCRT_vsnwprintf( NULL, INT_MAX, format, ap );
 803     __ms_va_end( ap );
 804     return r;
 805 }
 806
 807 /*********************************************************************
 808  *              swprintf (MSVCRT.@)
 809  */
 810 int CDECL MSVCRT_swprintf( MSVCRT_wchar_t *str, const MSVCRT_wchar_t *format, ... )
 811 {
 812     __ms_va_list ap;
 813     int r;
 814
 815     __ms_va_start( ap, format );
 816     r = MSVCRT_vsnwprintf( str, INT_MAX, format, ap );
 817     __ms_va_end( ap );
 818     return r;
 819 }
 820
 821 /*********************************************************************
 822  *              swprintf_s (MSVCRT.@)
 823  */
 824 int CDECL MSVCRT_swprintf_s(MSVCRT_wchar_t *str, MSVCRT_size_t numberOfElements,
 825         const MSVCRT_wchar_t *format, ... )
 826 {
 827     __ms_va_list ap;
 828     int r;
 829
 830     __ms_va_start(ap, format);
 831     r = MSVCRT_vsnwprintf_s(str, numberOfElements, INT_MAX, format, ap);
 832     __ms_va_end(ap);
 833
 834     return r;
 835 }
 836
 837 /*********************************************************************
 838  *              _vswprintf (MSVCRT.@)
 839  */
 840 int CDECL MSVCRT_vswprintf( MSVCRT_wchar_t* str, const MSVCRT_wchar_t* format, __ms_va_list args )
 841 {
 842     return MSVCRT_vsnwprintf( str, INT_MAX, format, args );
 843 }
 844
 845 /*********************************************************************
 846  *              _vswprintf (MSVCRT.@)
 847  */
 848 int CDECL MSVCRT_vswprintf_l( MSVCRT_wchar_t* str, const MSVCRT_wchar_t* format,
 849         MSVCRT__locale_t locale, __ms_va_list args )
 850 {
 851     return MSVCRT_vsnwprintf_l( str, INT_MAX, format, locale, args );
 852 }
 853
 854 /*********************************************************************
 855  *              _vscwprintf (MSVCRT.@)
 856  */
 857 int CDECL MSVCRT__vscwprintf( const MSVCRT_wchar_t *format, __ms_va_list args )
 858 {
 859     return MSVCRT_vsnwprintf( NULL, INT_MAX, format, args );
 860 }
 861
 862 /*********************************************************************
 863  *              vswprintf_s (MSVCRT.@)
 864  */
 865 int CDECL MSVCRT_vswprintf_s(MSVCRT_wchar_t* str, MSVCRT_size_t numberOfElements,
 866         const MSVCRT_wchar_t* format, __ms_va_list args)
 867 {
 868     return MSVCRT_vsnwprintf_s(str, numberOfElements, INT_MAX, format, args );
 869 }
 870
 871 /*********************************************************************
 872  *              _vswprintf_s_l (MSVCRT.@)
 873  */
 874 int CDECL MSVCRT_vswprintf_s_l(MSVCRT_wchar_t* str, MSVCRT_size_t numberOfElements,
 875         const MSVCRT_wchar_t* format, MSVCRT__locale_t locale, __ms_va_list args)
 876 {
 877     return MSVCRT_vsnwprintf_s_l(str, numberOfElements, INT_MAX,
 878             format, locale, args );
 879 }
 880
 881 /*********************************************************************
 882  *              _vsprintf_p_l (MSVCRT.@)
 883  */
 884 int CDECL MSVCRT_vsprintf_p_l(char *buffer, MSVCRT_size_t length, const char *format,
 885         MSVCRT__locale_t locale, __ms_va_list args)
 886 {
 887     static const char nullbyte = '\0';
 888     printf_arg args_ctx[MSVCRT__ARGMAX+1];
 889     struct _str_ctx_a puts_ctx = {length, buffer};
 890     int ret;
 891
 892     memset(args_ctx, 0, sizeof(args_ctx));
 893
 894     ret = create_positional_ctx_a(args_ctx, format, args);
 895     if(ret < 0) {
 896         MSVCRT__invalid_parameter(NULL, NULL, NULL, 0, 0);
 897         *MSVCRT__errno() = MSVCRT_EINVAL;
 898         return ret;
 899     } else if(ret == 0)
 900         ret = pf_printf_a(puts_clbk_str_a, &puts_ctx, format, locale, FALSE, TRUE,
 901                 arg_clbk_valist, NULL, &args);
 902     else
 903         ret = pf_printf_a(puts_clbk_str_a, &puts_ctx, format, locale, TRUE, TRUE,
 904                 arg_clbk_positional, args_ctx, NULL);
 905
 906     puts_clbk_str_a(&puts_ctx, 1, &nullbyte);
 907     return ret;
 908 }
 909
 910 /*********************************************************************
 911  *              _vsprintf_p (MSVCRT.@)
 912  */
 913 int CDECL MSVCRT_vsprintf_p(char *buffer, MSVCRT_size_t length,
 914         const char *format, __ms_va_list args)
 915 {
 916     return MSVCRT_vsprintf_p_l(buffer, length, format, NULL, args);
 917 }
 918
 919 /*********************************************************************
 920  *              _sprintf_p_l (MSVCRT.@)
 921  */
 922 int CDECL MSVCRT_sprintf_p_l(char *buffer, MSVCRT_size_t length,
 923         const char *format, MSVCRT__locale_t locale, ...)
 924 {
 925     __ms_va_list valist;
 926     int r;
 927
 928     __ms_va_start(valist, locale);
 929     r = MSVCRT_vsprintf_p_l(buffer, length, format, locale, valist);
 930     __ms_va_end(valist);
 931
 932     return r;
 933 }
 934
 935 /*********************************************************************
 936  *              _vswprintf_p_l (MSVCRT.@)
 937  */
 938 int CDECL MSVCRT_vswprintf_p_l(MSVCRT_wchar_t *buffer, MSVCRT_size_t length,
 939         const MSVCRT_wchar_t *format, MSVCRT__locale_t locale, __ms_va_list args)
 940 {
 941     static const MSVCRT_wchar_t nullbyte = '\0';
 942     printf_arg args_ctx[MSVCRT__ARGMAX+1];
 943     struct _str_ctx_w puts_ctx = {length, buffer};
 944     int ret;
 945
 946     memset(args_ctx, 0, sizeof(args_ctx));
 947
 948     ret = create_positional_ctx_w(args_ctx, format, args);
 949     if(ret < 0)  {
 950         MSVCRT__invalid_parameter(NULL, NULL, NULL, 0, 0);
 951         *MSVCRT__errno() = MSVCRT_EINVAL;
 952         return ret;
 953     } else if(ret == 0)
 954         ret = pf_printf_w(puts_clbk_str_w, &puts_ctx, format, locale, TRUE, TRUE,
 955                 arg_clbk_valist, NULL, &args);
 956     else
 957         ret = pf_printf_w(puts_clbk_str_w, &puts_ctx, format, locale, TRUE, TRUE,
 958                 arg_clbk_positional, args_ctx, NULL);
 959
 960     puts_clbk_str_w(&puts_ctx, 1, &nullbyte);
 961     return ret;
 962 }
 963
 964 /*********************************************************************
 965  *              _swprintf_p_l (MSVCRT.@)
 966  */
 967 int CDECL MSVCRT_swprintf_p_l(MSVCRT_wchar_t *buffer, MSVCRT_size_t length,
 968         const MSVCRT_wchar_t *format, MSVCRT__locale_t locale, ...)
 969 {
 970     __ms_va_list valist;
 971     int r;
 972
 973     __ms_va_start(valist, locale);
 974     r = MSVCRT_vswprintf_p_l(buffer, length, format, locale, valist);
 975     __ms_va_end(valist);
 976
 977     return r;
 978 }
 979
 980 /*********************************************************************
 981  *              wcscoll (MSVCRT.@)
 982  */
 983 int CDECL MSVCRT_wcscoll( const MSVCRT_wchar_t* str1, const MSVCRT_wchar_t* str2 )
 984 {
 985   /* FIXME: handle collates */
 986   return strcmpW( str1, str2 );
 987 }
 988
 989 /*********************************************************************
 990  *              wcspbrk (MSVCRT.@)
 991  */
 992 MSVCRT_wchar_t* CDECL MSVCRT_wcspbrk( const MSVCRT_wchar_t* str, const MSVCRT_wchar_t* accept )
 993 {
 994   const MSVCRT_wchar_t* p;
 995   while (*str)
 996   {
 997     for (p = accept; *p; p++) if (*p == *str) return (MSVCRT_wchar_t*)str;
 998       str++;
 999   }
1000   return NULL;
1001 }
1002
1003 /*********************************************************************
1004  *              wcstok_s  (MSVCRT.@)
1005  */
1006 MSVCRT_wchar_t * CDECL wcstok_s( MSVCRT_wchar_t *str, const MSVCRT_wchar_t *delim,
1007                                  MSVCRT_wchar_t **next_token )
1008 {
1009     MSVCRT_wchar_t *ret;
1010
1011     if (!MSVCRT_CHECK_PMT(delim != NULL) || !MSVCRT_CHECK_PMT(next_token != NULL) ||
1012         !MSVCRT_CHECK_PMT(str != NULL || *next_token != NULL))
1013     {
1014         *MSVCRT__errno() = MSVCRT_EINVAL;
1015         return NULL;
1016     }
1017     if (!str) str = *next_token;
1018
1019     while (*str && strchrW( delim, *str )) str++;
1020     if (!*str) return NULL;
1021     ret = str++;
1022     while (*str && !strchrW( delim, *str )) str++;
1023     if (*str) *str++ = 0;
1024     *next_token = str;
1025     return ret;
1026 }
1027
1028 /*********************************************************************
1029  *              wcstok  (MSVCRT.@)
1030  */
1031 MSVCRT_wchar_t * CDECL MSVCRT_wcstok( MSVCRT_wchar_t *str, const MSVCRT_wchar_t *delim )
1032 {
1033     return wcstok_s(str, delim, &msvcrt_get_thread_data()->wcstok_next);
1034 }
1035
1036 /*********************************************************************
1037  *              wctob (MSVCRT.@)
1038  */
1039 INT CDECL MSVCRT_wctob( MSVCRT_wint_t wchar )
1040 {
1041     char out;
1042     BOOL error;
1043
1044     if(WideCharToMultiByte( get_locinfo()->lc_codepage, 0, &wchar, 1, &out, 1, NULL, &error ) && !error)
1045         return (INT)out;
1046     return MSVCRT_EOF;
1047 }
1048
1049 /*********************************************************************
1050  *              wctomb (MSVCRT.@)
1051  */
1052 INT CDECL MSVCRT_wctomb( char *dst, MSVCRT_wchar_t ch )
1053 {
1054     return WideCharToMultiByte( get_locinfo()->lc_codepage, 0, &ch, 1, dst, 6, NULL, NULL );
1055 }
1056
1057 /*********************************************************************
1058  *              iswalnum (MSVCRT.@)
1059  */
1060 INT CDECL MSVCRT_iswalnum( MSVCRT_wchar_t wc )
1061 {
1062     return isalnumW( wc );
1063 }
1064
1065 /*********************************************************************
1066  *              iswalpha (MSVCRT.@)
1067  */
1068 INT CDECL MSVCRT_iswalpha( MSVCRT_wchar_t wc )
1069 {
1070     return isalphaW( wc );
1071 }
1072
1073 /*********************************************************************
1074  *              iswalpha_l (MSVCRT.@)
1075  */
1076 INT CDECL MSVCRT__iswalpha_l( MSVCRT_wchar_t wc, MSVCRT__locale_t locale )
1077 {
1078     return isalphaW( wc );
1079 }
1080
1081 /*********************************************************************
1082  *              iswcntrl (MSVCRT.@)
1083  */
1084 INT CDECL MSVCRT_iswcntrl( MSVCRT_wchar_t wc )
1085 {
1086     return iscntrlW( wc );
1087 }
1088
1089 /*********************************************************************
1090  *              iswdigit (MSVCRT.@)
1091  */
1092 INT CDECL MSVCRT_iswdigit( MSVCRT_wchar_t wc )
1093 {
1094     return isdigitW( wc );
1095 }
1096
1097 /*********************************************************************
1098  *              iswgraph (MSVCRT.@)
1099  */
1100 INT CDECL MSVCRT_iswgraph( MSVCRT_wchar_t wc )
1101 {
1102     return isgraphW( wc );
1103 }
1104
1105 /*********************************************************************
1106  *              iswlower (MSVCRT.@)
1107  */
1108 INT CDECL MSVCRT_iswlower( MSVCRT_wchar_t wc )
1109 {
1110     return islowerW( wc );
1111 }
1112
1113 /*********************************************************************
1114  *              iswprint (MSVCRT.@)
1115  */
1116 INT CDECL MSVCRT_iswprint( MSVCRT_wchar_t wc )
1117 {
1118     return isprintW( wc );
1119 }
1120
1121 /*********************************************************************
1122  *              iswpunct (MSVCRT.@)
1123  */
1124 INT CDECL MSVCRT_iswpunct( MSVCRT_wchar_t wc )
1125 {
1126     return ispunctW( wc );
1127 }
1128
1129 /*********************************************************************
1130  *              iswspace (MSVCRT.@)
1131  */
1132 INT CDECL MSVCRT_iswspace( MSVCRT_wchar_t wc )
1133 {
1134     return isspaceW( wc );
1135 }
1136
1137 /*********************************************************************
1138  *              iswupper (MSVCRT.@)
1139  */
1140 INT CDECL MSVCRT_iswupper( MSVCRT_wchar_t wc )
1141 {
1142     return isupperW( wc );
1143 }
1144
1145 /*********************************************************************
1146  *              iswxdigit (MSVCRT.@)
1147  */
1148 INT CDECL MSVCRT_iswxdigit( MSVCRT_wchar_t wc )
1149 {
1150     return isxdigitW( wc );
1151 }
1152
1153 /*********************************************************************
1154  *              wcscpy_s (MSVCRT.@)
1155  */
1156 INT CDECL MSVCRT_wcscpy_s( MSVCRT_wchar_t* wcDest, MSVCRT_size_t numElement, const  MSVCRT_wchar_t *wcSrc)
1157 {
1158     MSVCRT_size_t size = 0;
1159
1160     if(!wcDest || !numElement)
1161         return MSVCRT_EINVAL;
1162
1163     wcDest[0] = 0;
1164
1165     if(!wcSrc)
1166     {
1167         return MSVCRT_EINVAL;
1168     }
1169
1170     size = strlenW(wcSrc) + 1;
1171
1172     if(size > numElement)
1173     {
1174         return MSVCRT_ERANGE;
1175     }
1176
1177     memcpy( wcDest, wcSrc, size*sizeof(WCHAR) );
1178
1179     return 0;
1180 }
1181
1182 /******************************************************************
1183  *              wcsncpy_s (MSVCRT.@)
1184  */
1185 INT CDECL MSVCRT_wcsncpy_s( MSVCRT_wchar_t* wcDest, MSVCRT_size_t numElement, const MSVCRT_wchar_t *wcSrc,
1186                             MSVCRT_size_t count )
1187 {
1188     MSVCRT_size_t size = 0;
1189
1190     if (!wcDest || !numElement)
1191         return MSVCRT_EINVAL;
1192
1193     wcDest[0] = 0;
1194
1195     if (!wcSrc)
1196     {
1197         return MSVCRT_EINVAL;
1198     }
1199
1200     size = min(strlenW(wcSrc), count);
1201
1202     if (size >= numElement)
1203     {
1204         return MSVCRT_ERANGE;
1205     }
1206
1207     memcpy( wcDest, wcSrc, size*sizeof(WCHAR) );
1208     wcDest[size] = '\0';
1209
1210     return 0;
1211 }
1212
1213 /******************************************************************
1214  *              wcscat_s (MSVCRT.@)
1215  *
1216  */
1217 INT CDECL MSVCRT_wcscat_s(MSVCRT_wchar_t* dst, MSVCRT_size_t elem, const MSVCRT_wchar_t* src)
1218 {
1219     MSVCRT_wchar_t* ptr = dst;
1220
1221     if (!dst || elem == 0) return MSVCRT_EINVAL;
1222     if (!src)
1223     {
1224         dst[0] = '\0';
1225         return MSVCRT_EINVAL;
1226     }
1227
1228     /* seek to end of dst string (or elem if no end of string is found */
1229     while (ptr < dst + elem && *ptr != '\0') ptr++;
1230     while (ptr < dst + elem)
1231     {
1232         if ((*ptr++ = *src++) == '\0') return 0;
1233     }
1234     /* not enough space */
1235     dst[0] = '\0';
1236     return MSVCRT_ERANGE;
1237 }
1238
1239 /*********************************************************************
1240  *  wcsncat_s (MSVCRT.@)
1241  *
1242  */
1243 INT CDECL MSVCRT_wcsncat_s(MSVCRT_wchar_t *dst, MSVCRT_size_t elem,
1244         const MSVCRT_wchar_t *src, MSVCRT_size_t count)
1245 {
1246     MSVCRT_size_t srclen;
1247     MSVCRT_wchar_t dststart;
1248     INT ret = 0;
1249
1250     if (!MSVCRT_CHECK_PMT(dst != NULL) || !MSVCRT_CHECK_PMT(elem > 0))
1251     {
1252         *MSVCRT__errno() = MSVCRT_EINVAL;
1253         return MSVCRT_EINVAL;
1254     }
1255     if (!MSVCRT_CHECK_PMT(src != NULL || count == 0))
1256         return MSVCRT_EINVAL;
1257     if (count == 0)
1258         return 0;
1259
1260     for (dststart = 0; dststart < elem; dststart++)
1261     {
1262         if (dst[dststart] == '\0')
1263             break;
1264     }
1265     if (dststart == elem)
1266     {
1267         MSVCRT_INVALID_PMT("dst[elem] is not NULL terminated\n");
1268         return MSVCRT_EINVAL;
1269     }
1270
1271     if (count == MSVCRT__TRUNCATE)
1272     {
1273         srclen = strlenW(src);
1274         if (srclen >= (elem - dststart))
1275         {
1276             srclen = elem - dststart - 1;
1277             ret = MSVCRT_STRUNCATE;
1278         }
1279     }
1280     else
1281         srclen = min(strlenW(src), count);
1282     if (srclen < (elem - dststart))
1283     {
1284         memcpy(&dst[dststart], src, srclen*sizeof(MSVCRT_wchar_t));
1285         dst[dststart+srclen] = '\0';
1286         return ret;
1287     }
1288     MSVCRT_INVALID_PMT("dst[elem] is too small");
1289     dst[0] = '\0';
1290     return MSVCRT_ERANGE;
1291 }
1292
1293 /*********************************************************************
1294  *  _wcstoi64_l (MSVCRT.@)
1295  *
1296  * FIXME: locale parameter is ignored
1297  */
1298 __int64 CDECL MSVCRT__wcstoi64_l(const MSVCRT_wchar_t *nptr,
1299         MSVCRT_wchar_t **endptr, int base, MSVCRT__locale_t locale)
1300 {
1301     BOOL negative = FALSE;
1302     __int64 ret = 0;
1303
1304     TRACE("(%s %p %d %p)\n", debugstr_w(nptr), endptr, base, locale);
1305
1306     if (!MSVCRT_CHECK_PMT(nptr != NULL) || !MSVCRT_CHECK_PMT(base == 0 || base >= 2) ||
1307         !MSVCRT_CHECK_PMT(base <= 36)) {
1308         *MSVCRT__errno() = MSVCRT_EINVAL;
1309         return 0;
1310     }
1311
1312     while(isspaceW(*nptr)) nptr++;
1313
1314     if(*nptr == '-') {
1315         negative = TRUE;
1316         nptr++;
1317     } else if(*nptr == '+')
1318         nptr++;
1319
1320     if((base==0 || base==16) && *nptr=='0' && tolowerW(*(nptr+1))=='x') {
1321         base = 16;
1322         nptr += 2;
1323     }
1324
1325     if(base == 0) {
1326         if(*nptr=='0')
1327             base = 8;
1328         else
1329             base = 10;
1330     }
1331
1332     while(*nptr) {
1333         char cur = tolowerW(*nptr);
1334         int v;
1335
1336         if(isdigitW(cur)) {
1337             if(cur >= '0'+base)
1338                 break;
1339             v = cur-'0';
1340         } else {
1341             if(cur<'a' || cur>='a'+base-10)
1342                 break;
1343             v = cur-'a'+10;
1344         }
1345
1346         if(negative)
1347             v = -v;
1348
1349         nptr++;
1350
1351         if(!negative && (ret>MSVCRT_I64_MAX/base || ret*base>MSVCRT_I64_MAX-v)) {
1352             ret = MSVCRT_I64_MAX;
1353             *MSVCRT__errno() = MSVCRT_ERANGE;
1354         } else if(negative && (ret<MSVCRT_I64_MIN/base || ret*base<MSVCRT_I64_MIN-v)) {
1355             ret = MSVCRT_I64_MIN;
1356             *MSVCRT__errno() = MSVCRT_ERANGE;
1357         } else
1358             ret = ret*base + v;
1359     }
1360
1361     if(endptr)
1362         *endptr = (MSVCRT_wchar_t*)nptr;
1363
1364     return ret;
1365 }
1366
1367 /*********************************************************************
1368  *  _wcstoi64 (MSVCRT.@)
1369  */
1370 __int64 CDECL MSVCRT__wcstoi64(const MSVCRT_wchar_t *nptr,
1371         MSVCRT_wchar_t **endptr, int base)
1372 {
1373     return MSVCRT__wcstoi64_l(nptr, endptr, base, NULL);
1374 }
1375
1376 /*********************************************************************
1377  *  _wcstoui64_l (MSVCRT.@)
1378  *
1379  * FIXME: locale parameter is ignored
1380  */
1381 unsigned __int64 CDECL MSVCRT__wcstoui64_l(const MSVCRT_wchar_t *nptr,
1382         MSVCRT_wchar_t **endptr, int base, MSVCRT__locale_t locale)
1383 {
1384     BOOL negative = FALSE;
1385     unsigned __int64 ret = 0;
1386
1387     TRACE("(%s %p %d %p)\n", debugstr_w(nptr), endptr, base, locale);
1388
1389     if (!MSVCRT_CHECK_PMT(nptr != NULL) || !MSVCRT_CHECK_PMT(base == 0 || base >= 2) ||
1390         !MSVCRT_CHECK_PMT(base <= 36)) {
1391         *MSVCRT__errno() = MSVCRT_EINVAL;
1392         return 0;
1393     }
1394
1395     while(isspaceW(*nptr)) nptr++;
1396
1397     if(*nptr == '-') {
1398         negative = TRUE;
1399         nptr++;
1400     } else if(*nptr == '+')
1401         nptr++;
1402
1403     if((base==0 || base==16) && *nptr=='0' && tolowerW(*(nptr+1))=='x') {
1404         base = 16;
1405         nptr += 2;
1406     }
1407
1408     if(base == 0) {
1409         if(*nptr=='0')
1410             base = 8;
1411         else
1412             base = 10;
1413     }
1414
1415     while(*nptr) {
1416         char cur = tolowerW(*nptr);
1417         int v;
1418
1419         if(isdigit(cur)) {
1420             if(cur >= '0'+base)
1421                 break;
1422             v = *nptr-'0';
1423         } else {
1424             if(cur<'a' || cur>='a'+base-10)
1425                 break;
1426             v = cur-'a'+10;
1427         }
1428
1429         nptr++;
1430
1431         if(ret>MSVCRT_UI64_MAX/base || ret*base>MSVCRT_UI64_MAX-v) {
1432             ret = MSVCRT_UI64_MAX;
1433             *MSVCRT__errno() = MSVCRT_ERANGE;
1434         } else
1435             ret = ret*base + v;
1436     }
1437
1438     if(endptr)
1439         *endptr = (MSVCRT_wchar_t*)nptr;
1440
1441     return negative ? -ret : ret;
1442 }
1443
1444 /*********************************************************************
1445  *  _wcstoui64 (MSVCRT.@)
1446  */
1447 unsigned __int64 CDECL MSVCRT__wcstoui64(const MSVCRT_wchar_t *nptr,
1448         MSVCRT_wchar_t **endptr, int base)
1449 {
1450     return MSVCRT__wcstoui64_l(nptr, endptr, base, NULL);
1451 }
1452
1453 /******************************************************************
1454  *  wcsnlen (MSVCRT.@)
1455  */
1456 MSVCRT_size_t CDECL MSVCRT_wcsnlen(const MSVCRT_wchar_t *s, MSVCRT_size_t maxlen)
1457 {
1458     MSVCRT_size_t i;
1459
1460     for (i = 0; i < maxlen; i++)
1461         if (!s[i]) break;
1462     return i;
1463 }
1464
1465 /*********************************************************************
1466  *              _towupper_l (MSVCRT.@)
1467  */
1468 int CDECL MSVCRT__towupper_l(MSVCRT_wint_t c, MSVCRT__locale_t locale)
1469 {
1470     return toupperW(c);
1471 }
1472
1473 /*********************************************************************
1474  *              _towlower_l (MSVCRT.@)
1475  */
1476 int CDECL MSVCRT__towlower_l(MSVCRT_wint_t c, MSVCRT__locale_t locale)
1477 {
1478     return tolowerW(c);
1479 }