misc/lstr.c

   1 /*
   2  * String functions
   3  *
   4  * Copyright 1993 Yngvi Sigurjonsson (yngvi@hafro.is)
   5  * Copyright 1996 Marcus Meissner
   6  */
   7
   8 #include <stdio.h>
   9 #include <stdarg.h>
  10 #include <stdlib.h>
  11 #include <string.h>
  12 #include <ctype.h>
  13 #include "config.h"
  14
  15 #ifdef HAVE_WCTYPE_H
  16 # include <wctype.h>
  17 #else
  18 # define towlower(c) tolower(c)
  19 # define towupper(c) toupper(c)
  20 # define iswalnum(c) isalnum(c)
  21 # define iswalpha(c) isalpha(c)
  22 # define iswupper(c) isupper(c)
  23 # define iswlower(c) islower(c)
  24 #endif  /* HAVE_WCTYPE_H */
  25
  26
  27 #include "windows.h"
  28 #include "winnt.h"      /* HEAP_ macros */
  29 #include "task.h"
  30 #include "heap.h"
  31 #include "ldt.h"
  32 #include "stackframe.h"
  33 #include "module.h"
  34 #include "debug.h"
  35
  36 /* Funny to divide them between user and kernel. */
  37
  38 /* be careful: always use functions from wctype.h if character > 255 */
  39
  40 /***********************************************************************
  41  *              IsCharAlpha (USER.433)
  42  */
  43 BOOL16 WINAPI IsCharAlpha16(CHAR ch)
  44 {
  45   return isalpha(ch);   /* This is probably not right for NLS */
  46 }
  47
  48 /***********************************************************************
  49  *              IsCharAlphanumeric (USER.434)
  50  */
  51 BOOL16 WINAPI IsCharAlphaNumeric16(CHAR ch)
  52 {
  53     return isalnum(ch);
  54 }
  55
  56 /***********************************************************************
  57  *              IsCharUpper (USER.435)
  58  */
  59 BOOL16 WINAPI IsCharUpper16(CHAR ch)
  60 {
  61   return isupper(ch);
  62 }
  63
  64 /***********************************************************************
  65  *              IsCharLower (USER.436)
  66  */
  67 BOOL16 WINAPI IsCharLower16(CHAR ch)
  68 {
  69   return islower(ch);
  70 }
  71
  72 /***********************************************************************
  73  *           AnsiUpper16   (USER.431)
  74  */
  75 SEGPTR WINAPI AnsiUpper16( SEGPTR strOrChar )
  76 {
  77   /* I am not sure if the locale stuff works with toupper, but then again
  78      I am not sure if the Linux libc locale stuffs works at all */
  79
  80     /* uppercase only one char if strOrChar < 0x10000 */
  81     if (HIWORD(strOrChar))
  82     {
  83         char *s;
  84         for (s = PTR_SEG_TO_LIN(strOrChar); *s; s++) *s = toupper(*s);
  85         return strOrChar;
  86     }
  87     else return toupper((char)strOrChar);
  88 }
  89
  90
  91 /***********************************************************************
  92  *           AnsiUpperBuff16   (USER.437)
  93  */
  94 UINT16 WINAPI AnsiUpperBuff16( LPSTR str, UINT16 len )
  95 {
  96     UINT32 count = len ? len : 65536;
  97     for (; count; count--, str++) *str = toupper(*str);
  98     return len;
  99 }
 100
 101 /***********************************************************************
 102  *           AnsiLower16   (USER.432)
 103  */
 104 SEGPTR WINAPI AnsiLower16( SEGPTR strOrChar )
 105 {
 106   /* I am not sure if the locale stuff works with toupper, but then again
 107      I am not sure if the Linux libc locale stuffs works at all */
 108
 109     /* lowercase only one char if strOrChar < 0x10000 */
 110     if (HIWORD(strOrChar))
 111     {
 112         char *s;
 113         for (s = PTR_SEG_TO_LIN( strOrChar ); *s; s++) *s = tolower( *s );
 114         return strOrChar;
 115     }
 116     else return tolower((char)strOrChar);
 117 }
 118
 119
 120 /***********************************************************************
 121  *           AnsiLowerBuff16   (USER.438)
 122  */
 123 UINT16 WINAPI AnsiLowerBuff16( LPSTR str, UINT16 len )
 124 {
 125     UINT32 count = len ? len : 65536;
 126     for (; count; count--, str++) *str = tolower(*str);
 127     return len;
 128 }
 129
 130
 131 /***********************************************************************
 132  *           AnsiNext16   (USER.472)
 133  */
 134 SEGPTR WINAPI AnsiNext16(SEGPTR current)
 135 {
 136     return (*(char *)PTR_SEG_TO_LIN(current)) ? current + 1 : current;
 137 }
 138
 139
 140 /***********************************************************************
 141  *           AnsiPrev16   (USER.473)
 142  */
 143 SEGPTR WINAPI AnsiPrev16( SEGPTR start, SEGPTR current )
 144 {
 145     return (current == start) ? start : current - 1;
 146 }
 147
 148
 149 /***********************************************************************
 150  *           OutputDebugString16   (KERNEL.115)
 151  */
 152 void WINAPI OutputDebugString16( LPCSTR str )
 153 {
 154     char *module;
 155     char *p, *buffer = HeapAlloc( GetProcessHeap(), 0, strlen(str)+2 );
 156     /* Remove CRs */
 157     for (p = buffer; *str; str++) if (*str != '\r') *p++ = *str;
 158     *p = '\0';
 159     if ((p > buffer) && (p[-1] == '\n')) p[1] = '\0'; /* Remove trailing \n */
 160     module = MODULE_GetModuleName( GetCurrentTask() );
 161     fprintf( stderr, "OutputDebugString: %s says '%s'\n",
 162              module ? module : "???", buffer );
 163     HeapFree( GetProcessHeap(), 0, buffer );
 164 }
 165
 166
 167 /***********************************************************************
 168  *           OutputDebugString32A   (KERNEL32
 169  */
 170 void WINAPI OutputDebugString32A( LPCSTR str )
 171 {
 172     OutputDebugString16( str );
 173 }
 174
 175
 176
 177 /***********************************************************************
 178  *           OutputDebugString32W   (KERNEL32
 179  */
 180 void WINAPI OutputDebugString32W( LPCWSTR str )
 181 {
 182     LPSTR p = HEAP_strdupWtoA( GetProcessHeap(), 0, str );
 183     OutputDebugString32A( p );
 184     HeapFree( GetProcessHeap(), 0, p );
 185 }
 186
 187
 188
 189 /***********************************************************************
 190  *           CharNext32A   (USER32.28)
 191  */
 192 LPSTR WINAPI CharNext32A( LPCSTR ptr )
 193 {
 194     if (!*ptr) return (LPSTR)ptr;
 195     if (IsDBCSLeadByte32( *ptr )) return (LPSTR)(ptr + 2);
 196     return (LPSTR)(ptr + 1);
 197 }
 198
 199
 200 /***********************************************************************
 201  *           CharNextEx32A   (USER32.29)
 202  */
 203 LPSTR WINAPI CharNextEx32A( WORD codepage, LPCSTR ptr, DWORD flags )
 204 {
 205     if (!*ptr) return (LPSTR)ptr;
 206     if (IsDBCSLeadByteEx( codepage, *ptr )) return (LPSTR)(ptr + 2);
 207     return (LPSTR)(ptr + 1);
 208 }
 209
 210
 211 /***********************************************************************
 212  *           CharNextExW   (USER32.30)
 213  */
 214 LPWSTR WINAPI CharNextEx32W(WORD codepage,LPCWSTR x,DWORD flags)
 215 {
 216     /* FIXME: add DBCS / codepage stuff */
 217     if (*x) return (LPWSTR)(x+1);
 218     else return (LPWSTR)x;
 219 }
 220
 221 /***********************************************************************
 222  *           CharNextW   (USER32.31)
 223  */
 224 LPWSTR WINAPI CharNext32W(LPCWSTR x)
 225 {
 226     if (*x) return (LPWSTR)(x+1);
 227     else return (LPWSTR)x;
 228 }
 229
 230 /***********************************************************************
 231  *           CharPrev32A   (USER32.32)
 232  */
 233 LPSTR WINAPI CharPrev32A( LPCSTR start, LPCSTR ptr )
 234 {
 235     while (*start && (start < ptr))
 236     {
 237         LPCSTR next = CharNext32A( start );
 238         if (next >= ptr) break;
 239         start = next;
 240     }
 241     return (LPSTR)start;
 242 }
 243
 244
 245 /***********************************************************************
 246  *           CharPrevEx32A   (USER32.33)
 247  */
 248 LPSTR WINAPI CharPrevEx32A( WORD codepage, LPCSTR start, LPCSTR ptr, DWORD flags )
 249 {
 250     while (*start && (start < ptr))
 251     {
 252         LPCSTR next = CharNextEx32A( codepage, start, flags );
 253         if (next > ptr) break;
 254         start = next;
 255     }
 256     return (LPSTR)start;
 257 }
 258
 259
 260 /***********************************************************************
 261  *           CharPrevExW   (USER32.34)
 262  */
 263 LPWSTR WINAPI CharPrevEx32W(WORD codepage,LPCWSTR start,LPCWSTR x,DWORD flags)
 264 {
 265     /* FIXME: add DBCS / codepage stuff */
 266     if (x>start) return (LPWSTR)(x-1);
 267     else return (LPWSTR)x;
 268 }
 269
 270 /***********************************************************************
 271  *           CharPrevW   (USER32.35)
 272  */
 273 LPWSTR WINAPI CharPrev32W(LPCWSTR start,LPCWSTR x)
 274 {
 275     if (x>start) return (LPWSTR)(x-1);
 276     else return (LPWSTR)x;
 277 }
 278
 279 /***********************************************************************
 280  *           CharLowerA   (USER32.24)
 281  * FIXME: handle current locale
 282  */
 283 LPSTR WINAPI CharLower32A(LPSTR x)
 284 {
 285     LPSTR       s;
 286
 287     if (HIWORD(x))
 288     {
 289         s=x;
 290         while (*s)
 291         {
 292             *s=tolower(*s);
 293             s++;
 294         }
 295         return x;
 296     }
 297     else return (LPSTR)tolower((char)(int)x);
 298 }
 299
 300 /***********************************************************************
 301  *           CharLowerBuffA   (USER32.25)
 302  * FIXME: handle current locale
 303  */
 304 DWORD WINAPI CharLowerBuff32A(LPSTR x,DWORD buflen)
 305 {
 306     DWORD done=0;
 307
 308     if (!x) return 0; /* YES */
 309     while (*x && (buflen--))
 310     {
 311         *x=tolower(*x);
 312         x++;
 313         done++;
 314     }
 315     return done;
 316 }
 317
 318 /***********************************************************************
 319  *           CharLowerBuffW   (USER32.26)
 320  * FIXME: handle current locale
 321  */
 322 DWORD WINAPI CharLowerBuff32W(LPWSTR x,DWORD buflen)
 323 {
 324     DWORD done=0;
 325
 326     if (!x) return 0; /* YES */
 327     while (*x && (buflen--))
 328     {
 329         *x=towlower(*x);
 330         x++;
 331         done++;
 332     }
 333     return done;
 334 }
 335
 336 /***********************************************************************
 337  *           CharLowerW   (USER32.27)
 338  * FIXME: handle current locale
 339  */
 340 LPWSTR WINAPI CharLower32W(LPWSTR x)
 341 {
 342     if (HIWORD(x))
 343     {
 344         LPWSTR s = x;
 345         while (*s)
 346         {
 347             *s=towlower(*s);
 348             s++;
 349         }
 350         return x;
 351     }
 352     else return (LPWSTR)towlower(LOWORD(x));
 353 }
 354
 355 /***********************************************************************
 356  *           CharUpper32A   (USER32.40)
 357  * FIXME: handle current locale
 358  */
 359 LPSTR WINAPI CharUpper32A(LPSTR x)
 360 {
 361     if (HIWORD(x))
 362     {
 363         LPSTR s = x;
 364         while (*s)
 365         {
 366             *s=toupper(*s);
 367             s++;
 368         }
 369         return x;
 370     }
 371     return (LPSTR)toupper((char)(int)x);
 372 }
 373
 374 /***********************************************************************
 375  *           CharUpperBuffA   (USER32.41)
 376  * FIXME: handle current locale
 377  */
 378 DWORD WINAPI CharUpperBuff32A(LPSTR x,DWORD buflen)
 379 {
 380     DWORD done=0;
 381
 382     if (!x) return 0; /* YES */
 383     while (*x && (buflen--))
 384     {
 385         *x=toupper(*x);
 386         x++;
 387         done++;
 388     }
 389     return done;
 390 }
 391
 392 /***********************************************************************
 393  *           CharUpperBuffW   (USER32.42)
 394  * FIXME: handle current locale
 395  */
 396 DWORD WINAPI CharUpperBuff32W(LPWSTR x,DWORD buflen)
 397 {
 398     DWORD done=0;
 399
 400     if (!x) return 0; /* YES */
 401     while (*x && (buflen--))
 402     {
 403         *x=towupper(*x);
 404         x++;
 405         done++;
 406     }
 407     return done;
 408 }
 409
 410 /***********************************************************************
 411  *           CharUpperW   (USER32.43)
 412  * FIXME: handle current locale
 413  */
 414 LPWSTR WINAPI CharUpper32W(LPWSTR x)
 415 {
 416     if (HIWORD(x))
 417     {
 418         LPWSTR s = x;
 419         while (*s)
 420         {
 421             *s=towupper(*s);
 422             s++;
 423         }
 424         return x;
 425     }
 426     else return (LPWSTR)towupper(LOWORD(x));
 427 }
 428
 429 /***********************************************************************
 430  *           IsCharAlphaA   (USER32.330)
 431  * FIXME: handle current locale
 432  */
 433 BOOL32 WINAPI IsCharAlpha32A(CHAR x)
 434 {
 435     return isalpha(x);
 436 }
 437
 438 /***********************************************************************
 439  *           IsCharAlphaNumericA   (USER32.331)
 440  * FIXME: handle current locale
 441  */
 442 BOOL32 WINAPI IsCharAlphaNumeric32A(CHAR x)
 443 {
 444     return isalnum(x);
 445 }
 446
 447 /***********************************************************************
 448  *           IsCharAlphaNumericW   (USER32.332)
 449  * FIXME: handle current locale
 450  */
 451 BOOL32 WINAPI IsCharAlphaNumeric32W(WCHAR x)
 452 {
 453     return iswalnum(x);
 454 }
 455
 456 /***********************************************************************
 457  *           IsCharAlphaW   (USER32.333)
 458  * FIXME: handle current locale
 459  */
 460 BOOL32 WINAPI IsCharAlpha32W(WCHAR x)
 461 {
 462     return iswalpha(x);
 463 }
 464
 465 /***********************************************************************
 466  *           IsCharLower32A   (USER32.334)
 467  * FIXME: handle current locale
 468  */
 469 BOOL32 WINAPI IsCharLower32A(CHAR x)
 470 {
 471     return islower(x);
 472 }
 473
 474 /***********************************************************************
 475  *           IsCharLower32W   (USER32.335)
 476  * FIXME: handle current locale
 477  */
 478 BOOL32 WINAPI IsCharLower32W(WCHAR x)
 479 {
 480     return iswlower(x);
 481 }
 482
 483 /***********************************************************************
 484  *           IsCharUpper32A   (USER32.336)
 485  * FIXME: handle current locale
 486  */
 487 BOOL32 WINAPI IsCharUpper32A(CHAR x)
 488 {
 489     return isupper(x);
 490 }
 491
 492 /***********************************************************************
 493  *           IsCharUpper32W   (USER32.337)
 494  * FIXME: handle current locale
 495  */
 496 BOOL32 WINAPI IsCharUpper32W(WCHAR x)
 497 {
 498     return iswupper(x);
 499 }
 500
 501 /***********************************************************************
 502  *           FormatMessage32A   (KERNEL32.138)
 503  * FIXME: missing wrap,FROM_SYSTEM message-loading,
 504  */
 505 DWORD WINAPI FormatMessage32A(
 506         DWORD   dwFlags,
 507         LPCVOID lpSource,
 508         DWORD   dwMessageId,
 509         DWORD   dwLanguageId,
 510         LPSTR   lpBuffer,
 511         DWORD   nSize,
 512         LPDWORD args /* va_list *args */
 513 ) {
 514         LPSTR   target,t;
 515         DWORD   talloced;
 516         LPSTR   from,f;
 517         DWORD   width = dwFlags & FORMAT_MESSAGE_MAX_WIDTH_MASK;
 518         DWORD   nolinefeed = 0;
 519
 520         dprintf_info(resource,
 521                 "FormatMessage32A(0x%lx,%p,%ld,0x%lx,%p,%ld,%p)\n",
 522                 dwFlags,lpSource,dwMessageId,dwLanguageId,lpBuffer,nSize,args
 523         );
 524         if (width)
 525                 fprintf(stdnimp,"       - line wrapping not supported.\n");
 526         from = NULL;
 527         if (dwFlags & FORMAT_MESSAGE_FROM_STRING)
 528                 from = HEAP_strdupA( GetProcessHeap(), 0, (LPSTR)lpSource);
 529         if (dwFlags & FORMAT_MESSAGE_FROM_SYSTEM) {
 530                 from = HeapAlloc( GetProcessHeap(),0,200 );
 531                 sprintf(from,"Systemmessage, messageid = 0x%08lx\n",dwMessageId);
 532         }
 533         if (dwFlags & FORMAT_MESSAGE_FROM_HMODULE) {
 534                 INT32   bufsize;
 535
 536                 dwMessageId &= 0xFFFF;
 537                 bufsize=LoadMessage32A((HMODULE32)lpSource,dwMessageId,dwLanguageId,NULL,100);
 538                 if (bufsize) {
 539                         from = HeapAlloc( GetProcessHeap(), 0, bufsize + 1 );
 540                         LoadMessage32A((HMODULE32)lpSource,dwMessageId,dwLanguageId,from,bufsize+1);
 541                 }
 542         }
 543         target  = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, 100);
 544         t       = target;
 545         talloced= 100;
 546
 547 #define ADD_TO_T(c) \
 548         *t++=c;\
 549         if (t-target == talloced) {\
 550                 target  = (char*)HeapReAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,target,talloced*2);\
 551                 t       = target+talloced;\
 552                 talloced*=2;\
 553         }
 554
 555         if (from) {
 556                 f=from;
 557                 while (*f) {
 558                         if (*f=='%') {
 559                                 int     insertnr;
 560                                 char    *fmtstr,*sprintfbuf,*x,*lastf;
 561                                 DWORD   *argliststart;
 562
 563                                 fmtstr = NULL;
 564                                 lastf = f;
 565                                 f++;
 566                                 if (!*f) {
 567                                         ADD_TO_T('%');
 568                                         continue;
 569                                 }
 570                                 switch (*f) {
 571                                 case '1':case '2':case '3':case '4':case '5':
 572                                 case '6':case '7':case '8':case '9':
 573                                         insertnr=*f-'0';
 574                                         switch (f[1]) {
 575                                         case '0':case '1':case '2':case '3':
 576                                         case '4':case '5':case '6':case '7':
 577                                         case '8':case '9':
 578                                                 f++;
 579                                                 insertnr=insertnr*10+*f-'0';
 580                                                 f++;
 581                                                 break;
 582                                         default:
 583                                                 f++;
 584                                                 break;
 585                                         }
 586                                         if (*f=='!') {
 587                                                 f++;
 588                                                 if (NULL!=(x=strchr(f,'!'))) {
 589                                                         *x='\0';
 590                                                         fmtstr=HeapAlloc(GetProcessHeap(),0,strlen(f)+2);
 591                                                         sprintf(fmtstr,"%%%s",f);
 592                                                         f=x+1;
 593                                                 } else {
 594                                                         fmtstr=HeapAlloc(GetProcessHeap(),0,strlen(f));
 595                                                         sprintf(fmtstr,"%%%s",f);
 596                                                         f+=strlen(f); /*at \0*/
 597                                                 }
 598                                         } else
 599                                                 fmtstr=HEAP_strdupA(GetProcessHeap(),0,"%s");
 600                                         if (args) {
 601                                                 if (dwFlags & FORMAT_MESSAGE_ARGUMENT_ARRAY)
 602                                                         argliststart=args+insertnr-1;
 603                                                 else
 604                                                     argliststart=(*(DWORD**)args)+insertnr-1;
 605
 606                                                 if (fmtstr[strlen(fmtstr)]=='s')
 607                                                         sprintfbuf=HeapAlloc(GetProcessHeap(),0,strlen((LPSTR)argliststart[0])+1);
 608                                                 else
 609                                                         sprintfbuf=HeapAlloc(GetProcessHeap(),0,100);
 610
 611                                                 /* CMF - This makes a BIG assumption about va_list */
 612                                                 vsprintf(sprintfbuf, fmtstr, (va_list) argliststart);
 613                                                 x=sprintfbuf;
 614                                                 while (*x) {
 615                                                         ADD_TO_T(*x++);
 616                                                 }
 617                                                 HeapFree(GetProcessHeap(),0,sprintfbuf);
 618                                         } else {
 619                                                 /* NULL args - copy formatstr
 620                                                  * (probably wrong)
 621                                                  */
 622                                                 while (lastf<f) {
 623                                                         ADD_TO_T(*lastf++);
 624                                                 }
 625                                         }
 626                                         HeapFree(GetProcessHeap(),0,fmtstr);
 627                                         break;
 628                                 case 'n':
 629                                         /* FIXME: perhaps add \r too? */
 630                                         ADD_TO_T('\n');
 631                                         f++;
 632                                         break;
 633                                 case '0':
 634                                         nolinefeed=1;
 635                                         f++;
 636                                         break;
 637                                 default:ADD_TO_T(*f++)
 638                                         break;
 639
 640                                 }
 641                         } else {
 642                                 ADD_TO_T(*f++)
 643                         }
 644                 }
 645                 *t='\0';
 646         }
 647         if (!nolinefeed && t[-1]!='\n')
 648                 ADD_TO_T('\n');
 649         talloced = strlen(target)+1;
 650         if (nSize && talloced<nSize) {
 651                 target = (char*)HeapReAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,target,nSize);
 652         }
 653         if (dwFlags & FORMAT_MESSAGE_ALLOCATE_BUFFER) {
 654                 /* nSize is the MINIMUM size */
 655                 *((LPVOID*)lpBuffer) = (LPVOID)LocalAlloc32(GMEM_ZEROINIT,talloced);
 656                 memcpy(*(LPSTR*)lpBuffer,target,talloced);
 657         } else
 658                 strncpy(lpBuffer,target,nSize);
 659         HeapFree(GetProcessHeap(),0,target);
 660         if (from) HeapFree(GetProcessHeap(),0,from);
 661         return (dwFlags & FORMAT_MESSAGE_ALLOCATE_BUFFER) ?
 662                         strlen(*(LPSTR*)lpBuffer):
 663                         strlen(lpBuffer);
 664 }
 665 #undef ADD_TO_T
 666
 667
 668 /***********************************************************************
 669  *           FormatMessage32W   (KERNEL32.138)
 670  */
 671 DWORD WINAPI FormatMessage32W(
 672         DWORD   dwFlags,
 673         LPCVOID lpSource,
 674         DWORD   dwMessageId,
 675         DWORD   dwLanguageId,
 676         LPWSTR  lpBuffer,
 677         DWORD   nSize,
 678         LPDWORD args /* va_list *args */
 679 ) {
 680         LPSTR   target,t;
 681         DWORD   talloced;
 682         LPSTR   from,f;
 683         DWORD   width = dwFlags & FORMAT_MESSAGE_MAX_WIDTH_MASK;
 684         DWORD   nolinefeed = 0;
 685
 686         dprintf_info(resource,
 687                 "FormatMessage32A(0x%lx,%p,%ld,0x%lx,%p,%ld,%p)\n",
 688                 dwFlags,lpSource,dwMessageId,dwLanguageId,lpBuffer,nSize,args
 689         );
 690         if (width)
 691                 fprintf(stdnimp,"       - line wrapping not supported.\n");
 692         from = NULL;
 693         if (dwFlags & FORMAT_MESSAGE_FROM_STRING)
 694                 from = HEAP_strdupWtoA(GetProcessHeap(),0,(LPWSTR)lpSource);
 695         if (dwFlags & FORMAT_MESSAGE_FROM_SYSTEM) {
 696                 /* gather information from system message tables ... */
 697                 from = HeapAlloc( GetProcessHeap(),0,200 );
 698                 sprintf(from,"Systemmessage, messageid = 0x%08lx\n",dwMessageId);
 699         }
 700         if (dwFlags & FORMAT_MESSAGE_FROM_HMODULE) {
 701                 INT32   bufsize;
 702
 703                 dwMessageId &= 0xFFFF;
 704                 bufsize=LoadMessage32A((HMODULE32)lpSource,dwMessageId,dwLanguageId,NULL,100);
 705                 if (bufsize)
 706                 {
 707                     from = HeapAlloc( GetProcessHeap(), 0, bufsize + 1 );
 708                     LoadMessage32A((HMODULE32)lpSource,dwMessageId,dwLanguageId,from,bufsize+1);
 709                 }
 710         }
 711         target  = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, 100 );
 712         t       = target;
 713         talloced= 100;
 714
 715 #define ADD_TO_T(c) \
 716         *t++=c;\
 717         if (t-target == talloced) {\
 718                 target  = (char*)HeapReAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,target,talloced*2);\
 719                 t       = target+talloced;\
 720                 talloced*=2;\
 721         }
 722
 723         if (from) {
 724                 f=from;
 725                 while (*f) {
 726                         if (*f=='%') {
 727                                 int     insertnr;
 728                                 char    *fmtstr,*sprintfbuf,*x;
 729                                 DWORD   *argliststart;
 730
 731                                 fmtstr = NULL;
 732                                 f++;
 733                                 if (!*f) {
 734                                         ADD_TO_T('%');
 735                                         continue;
 736                                 }
 737                                 switch (*f) {
 738                                 case '1':case '2':case '3':case '4':case '5':
 739                                 case '6':case '7':case '8':case '9':
 740                                         insertnr=*f-'0';
 741                                         switch (f[1]) {
 742                                         case '0':case '1':case '2':case '3':
 743                                         case '4':case '5':case '6':case '7':
 744                                         case '8':case '9':
 745                                                 f++;
 746                                                 insertnr=insertnr*10+*f-'0';
 747                                                 f++;
 748                                                 break;
 749                                         default:
 750                                                 f++;
 751                                                 break;
 752                                         }
 753                                         if (*f=='!') {
 754                                                 f++;
 755                                                 if (NULL!=(x=strchr(f,'!')))
 756                                                 {
 757                                                     *x='\0';
 758                                                     fmtstr=HeapAlloc( GetProcessHeap(), 0, strlen(f)+2);
 759                                                         sprintf(fmtstr,"%%%s",f);
 760                                                         f=x+1;
 761                                                 } else {
 762                                                         fmtstr=HeapAlloc(GetProcessHeap(),0,strlen(f));
 763                                                         sprintf(fmtstr,"%%%s",f);
 764                                                         f+=strlen(f); /*at \0*/
 765                                                 }
 766                                         } else
 767                                                 fmtstr=HEAP_strdupA( GetProcessHeap(),0,"%s");
 768                                         if (dwFlags & FORMAT_MESSAGE_ARGUMENT_ARRAY)
 769                                                 argliststart=args+insertnr-1;
 770                                         else
 771                                                 argliststart=(*(DWORD**)args)+insertnr-1;
 772
 773                                         if (fmtstr[strlen(fmtstr)]=='s') {
 774                                                 DWORD   xarr[3];
 775
 776                                                 xarr[0]=(DWORD)HEAP_strdupWtoA(GetProcessHeap(),0,(LPWSTR)(*(argliststart+0)));
 777                                                 /* possible invalid pointers */
 778                                                 xarr[1]=*(argliststart+1);
 779                                                 xarr[2]=*(argliststart+2);
 780                                                 sprintfbuf=HeapAlloc(GetProcessHeap(),0,lstrlen32W((LPWSTR)argliststart[0])*2+1);
 781
 782                                                 /* CMF - This makes a BIG assumption about va_list */
 783                                                 vsprintf(sprintfbuf, fmtstr, (va_list) xarr);
 784                                         } else {
 785                                                 sprintfbuf=HeapAlloc(GetProcessHeap(),0,100);
 786
 787                                                 /* CMF - This makes a BIG assumption about va_list */
 788                                                 vsprintf(sprintfbuf, fmtstr, (va_list) argliststart);
 789                                         }
 790                                         x=sprintfbuf;
 791                                         while (*x) {
 792                                                 ADD_TO_T(*x++);
 793                                         }
 794                                         HeapFree(GetProcessHeap(),0,sprintfbuf);
 795                                         HeapFree(GetProcessHeap(),0,fmtstr);
 796                                         break;
 797                                 case 'n':
 798                                         /* FIXME: perhaps add \r too? */
 799                                         ADD_TO_T('\n');
 800                                         f++;
 801                                         break;
 802                                 case '0':
 803                                         nolinefeed=1;
 804                                         f++;
 805                                         break;
 806                                 default:ADD_TO_T(*f++)
 807                                         break;
 808
 809                                 }
 810                         } else {
 811                                 ADD_TO_T(*f++)
 812                         }
 813                 }
 814                 *t='\0';
 815         }
 816         if (!nolinefeed && t[-1]!='\n')
 817                 ADD_TO_T('\n');
 818         talloced = strlen(target)+1;
 819         if (nSize && talloced<nSize)
 820                 target = (char*)HeapReAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,target,nSize);
 821         if (dwFlags & FORMAT_MESSAGE_ALLOCATE_BUFFER) {
 822                 /* nSize is the MINIMUM size */
 823                 *((LPVOID*)lpBuffer) = (LPVOID)LocalAlloc32(GMEM_ZEROINIT,talloced*2+2);
 824                 lstrcpynAtoW(*(LPWSTR*)lpBuffer,target,talloced);
 825         } else
 826                 lstrcpynAtoW(lpBuffer,target,nSize);
 827         HeapFree(GetProcessHeap(),0,target);
 828         if (from) HeapFree(GetProcessHeap(),0,from);
 829         return (dwFlags & FORMAT_MESSAGE_ALLOCATE_BUFFER) ?
 830                         lstrlen32W(*(LPWSTR*)lpBuffer):
 831                         lstrlen32W(lpBuffer);
 832 }
 833 #undef ADD_TO_T