dlls/setupapi/setupcab.c

   1 /*
   2  * Setupapi cabinet routines
   3  *
   4  * Copyright 2003 Gregory M. Turner
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  *
  20  *
  21  * Many useful traces are commented in code, uncomment them if you have
  22  * trouble and run with WINEDEBUG=+setupapi
  23  *
  24  */
  25
  26 #include <stdarg.h>
  27 #include <string.h>
  28 #include <stdlib.h>
  29
  30 #include "windef.h"
  31 #include "winbase.h"
  32 #include "wingdi.h"
  33 #include "winuser.h"
  34 #include "winnls.h"
  35 #include "winreg.h"
  36 #include "setupapi.h"
  37 #include "setupapi_private.h"
  38 #include "fdi.h"
  39 #include "wine/unicode.h"
  40 #include "wine/debug.h"
  41
  42 /* from msvcrt */
  43 #define _O_RDONLY      0
  44 #define _O_WRONLY      1
  45 #define _O_RDWR        2
  46 #define _O_ACCMODE     (_O_RDONLY|_O_WRONLY|_O_RDWR)
  47 #define _O_APPEND      0x0008
  48 #define _O_RANDOM      0x0010
  49 #define _O_SEQUENTIAL  0x0020
  50 #define _O_TEMPORARY   0x0040
  51 #define _O_NOINHERIT   0x0080
  52 #define _O_CREAT       0x0100
  53 #define _O_TRUNC       0x0200
  54 #define _O_EXCL        0x0400
  55 #define _O_SHORT_LIVED 0x1000
  56 #define _O_TEXT        0x4000
  57 #define _O_BINARY      0x8000
  58
  59 #define _SH_COMPAT     0x00
  60 #define _SH_DENYRW     0x10
  61 #define _SH_DENYWR     0x20
  62 #define _SH_DENYRD     0x30
  63 #define _SH_DENYNO     0x40
  64
  65 OSVERSIONINFOW OsVersionInfo;
  66
  67 static HINSTANCE CABINET_hInstance = 0;
  68 HINSTANCE SETUPAPI_hInstance = 0;
  69
  70 static HFDI (__cdecl *sc_FDICreate)(PFNALLOC, PFNFREE, PFNOPEN,
  71                 PFNREAD, PFNWRITE, PFNCLOSE, PFNSEEK, int, PERF);
  72
  73 static BOOL (__cdecl *sc_FDICopy)(HFDI, char *, char *, int,
  74                 PFNFDINOTIFY, PFNFDIDECRYPT, void *);
  75
  76 static BOOL (__cdecl *sc_FDIDestroy)(HFDI);
  77
  78 #define SC_HSC_A_MAGIC 0xACABFEED
  79 typedef struct {
  80   UINT magic;
  81   HFDI hfdi;
  82   PSP_FILE_CALLBACK_A msghandler;
  83   PVOID context;
  84   CHAR most_recent_cabinet_name[MAX_PATH];
  85 } SC_HSC_A, *PSC_HSC_A;
  86
  87 #define SC_HSC_W_MAGIC 0x0CABFEED
  88 typedef struct {
  89   UINT magic;
  90   HFDI hfdi;
  91   PSP_FILE_CALLBACK_W msghandler;
  92   PVOID context;
  93   WCHAR most_recent_cabinet_name[MAX_PATH];
  94 } SC_HSC_W, *PSC_HSC_W;
  95
  96 WINE_DEFAULT_DEBUG_CHANNEL(setupapi);
  97
  98 static BOOL LoadCABINETDll(void)
  99 {
 100   if (!CABINET_hInstance) {
 101     CABINET_hInstance = LoadLibraryA("cabinet.dll");
 102     if (CABINET_hInstance)  {
 103       sc_FDICreate = (void *)GetProcAddress(CABINET_hInstance, "FDICreate");
 104       sc_FDICopy = (void *)GetProcAddress(CABINET_hInstance, "FDICopy");
 105       sc_FDIDestroy = (void *)GetProcAddress(CABINET_hInstance, "FDIDestroy");
 106       return TRUE;
 107     } else {
 108       ERR("load cabinet dll failed.\n");
 109       return FALSE;
 110     }
 111   } else
 112     return TRUE;
 113 }
 114
 115 static void UnloadCABINETDll(void)
 116 {
 117   if (CABINET_hInstance) {
 118     FreeLibrary(CABINET_hInstance);
 119     CABINET_hInstance = 0;
 120   }
 121 }
 122
 123 /* FDICreate callbacks */
 124
 125 static void * CDECL sc_cb_alloc(ULONG cb)
 126 {
 127   return HeapAlloc(GetProcessHeap(), 0, cb);
 128 }
 129
 130 static void CDECL sc_cb_free(void *pv)
 131 {
 132   HeapFree(GetProcessHeap(), 0, pv);
 133 }
 134
 135 static INT_PTR CDECL sc_cb_open(char *pszFile, int oflag, int pmode)
 136 {
 137   DWORD creation = 0, sharing = 0;
 138   int ioflag = 0;
 139   INT_PTR ret = 0;
 140   SECURITY_ATTRIBUTES sa;
 141
 142   /* TRACE("(pszFile == %s, oflag == %d, pmode == %d)\n", debugstr_a(pszFile), oflag, pmode); */
 143
 144   switch(oflag & (_O_RDONLY | _O_WRONLY | _O_RDWR)) {
 145   case _O_RDONLY:
 146     ioflag |= GENERIC_READ;
 147     break;
 148   case _O_WRONLY:
 149     ioflag |= GENERIC_WRITE;
 150     break;
 151   case _O_RDWR:
 152     ioflag |= GENERIC_READ & GENERIC_WRITE;
 153     break;
 154   case _O_WRONLY | _O_RDWR: /* hmmm.. */
 155     ERR("_O_WRONLY & _O_RDWR in oflag?\n");
 156     return -1;
 157   }
 158
 159   if (oflag & _O_CREAT) {
 160     if (oflag & _O_EXCL)
 161       creation = CREATE_NEW;
 162     else if (oflag & _O_TRUNC)
 163       creation = CREATE_ALWAYS;
 164     else
 165       creation = OPEN_ALWAYS;
 166   } else  /* no _O_CREAT */ {
 167     if (oflag & _O_TRUNC)
 168       creation = TRUNCATE_EXISTING;
 169     else
 170       creation = OPEN_EXISTING;
 171   }
 172
 173   switch( pmode & 0x70 ) {
 174     case _SH_DENYRW:
 175       sharing = 0L;
 176       break;
 177     case _SH_DENYWR:
 178       sharing = FILE_SHARE_READ;
 179       break;
 180     case _SH_DENYRD:
 181       sharing = FILE_SHARE_WRITE;
 182       break;
 183     case _SH_COMPAT:
 184     case _SH_DENYNO:
 185       sharing = FILE_SHARE_READ | FILE_SHARE_WRITE;
 186       break;
 187     default:
 188       ERR("<-- -1 (Unhandled pmode 0x%x)\n", pmode);
 189       return -1;
 190   }
 191
 192   if (oflag & ~(_O_BINARY | _O_TRUNC | _O_EXCL | _O_CREAT | _O_RDWR | _O_WRONLY | _O_NOINHERIT))
 193     WARN("unsupported oflag 0x%04x\n",oflag);
 194
 195   sa.nLength              = sizeof( SECURITY_ATTRIBUTES );
 196   sa.lpSecurityDescriptor = NULL;
 197   sa.bInheritHandle       = (ioflag & _O_NOINHERIT) ? FALSE : TRUE;
 198
 199   ret = (INT_PTR) CreateFileA(pszFile, ioflag, sharing, &sa, creation, FILE_ATTRIBUTE_NORMAL, NULL);
 200
 201   /* TRACE("<-- %d\n", ret); */
 202
 203   return ret;
 204 }
 205
 206 static UINT CDECL sc_cb_read(INT_PTR hf, void *pv, UINT cb)
 207 {
 208   DWORD num_read;
 209   BOOL rslt;
 210
 211   /* TRACE("(hf == %d, pv == ^%p, cb == %u)\n", hf, pv, cb); */
 212
 213   rslt = ReadFile((HANDLE) hf, pv, cb, &num_read, NULL);
 214
 215
 216   /* eof and failure both give "-1" return */
 217   if ((! rslt) || ((cb > 0) && (num_read == 0))) {
 218     /* TRACE("<-- -1\n"); */
 219     return -1;
 220   }
 221
 222   /* TRACE("<-- %lu\n", num_read); */
 223   return num_read;
 224 }
 225
 226 static UINT CDECL sc_cb_write(INT_PTR hf, void *pv, UINT cb)
 227 {
 228   DWORD num_written;
 229   /* BOOL rv; */
 230
 231   /* TRACE("(hf == %d, pv == ^%p, cb == %u)\n", hf, pv, cb); */
 232
 233   if ( /* (rv = */ WriteFile((HANDLE) hf, pv, cb, &num_written, NULL) /* ) */
 234        && (num_written == cb)) {
 235     /* TRACE("<-- %lu\n", num_written); */
 236     return num_written;
 237   } else {
 238     /* TRACE("rv == %d, num_written == %lu, cb == %u\n", rv, num_written,cb); */
 239     /* TRACE("<-- -1\n"); */
 240     return -1;
 241   }
 242 }
 243
 244 static int CDECL sc_cb_close(INT_PTR hf)
 245 {
 246   /* TRACE("(hf == %d)\n", hf); */
 247
 248   if (CloseHandle((HANDLE) hf))
 249     return 0;
 250   else
 251     return -1;
 252 }
 253
 254 static LONG CDECL sc_cb_lseek(INT_PTR hf, LONG dist, int seektype)
 255 {
 256   DWORD ret;
 257
 258   /* TRACE("(hf == %d, dist == %ld, seektype == %d)\n", hf, dist, seektype); */
 259
 260   if (seektype < 0 || seektype > 2)
 261     return -1;
 262
 263   if (((ret = SetFilePointer((HANDLE) hf, dist, NULL, seektype)) != INVALID_SET_FILE_POINTER) || !GetLastError()) {
 264     /* TRACE("<-- %lu\n", ret); */
 265     return ret;
 266   } else {
 267     /* TRACE("<-- -1\n"); */
 268     return -1;
 269   }
 270 }
 271
 272 #define SIZEOF_MYSTERIO (MAX_PATH*3)
 273
 274 /* FDICopy callbacks */
 275
 276 static INT_PTR CDECL sc_FNNOTIFY_A(FDINOTIFICATIONTYPE fdint, PFDINOTIFICATION pfdin)
 277 {
 278   FILE_IN_CABINET_INFO_A fici;
 279   PSC_HSC_A phsc;
 280   CABINET_INFO_A ci;
 281   FILEPATHS_A fp;
 282   UINT err;
 283
 284   CHAR mysterio[SIZEOF_MYSTERIO]; /* how big? undocumented! probably 256... */
 285
 286   memset(&(mysterio[0]), 0, SIZEOF_MYSTERIO);
 287
 288   TRACE("(fdint == %d, pfdin == ^%p)\n", fdint, pfdin);
 289
 290   if (pfdin && pfdin->pv && (*((void **) pfdin->pv) == (void *)SC_HSC_A_MAGIC))
 291     phsc = pfdin->pv;
 292   else {
 293     ERR("pv %p is not an SC_HSC_A.\n", (pfdin) ? pfdin->pv : NULL);
 294     return -1;
 295   }
 296
 297   switch (fdint) {
 298   case fdintCABINET_INFO:
 299     TRACE("Cabinet info notification\n");
 300     /* TRACE("  Cabinet name: %s\n", debugstr_a(pfdin->psz1));
 301     TRACE("  Cabinet disk: %s\n", debugstr_a(pfdin->psz2));
 302     TRACE("  Cabinet path: %s\n", debugstr_a(pfdin->psz3));
 303     TRACE("  Cabinet Set#: %d\n", pfdin->setID);
 304     TRACE("  Cabinet Cab#: %d\n", pfdin->iCabinet); */
 305     WARN("SPFILENOTIFY_CABINETINFO undocumented: guess implementation.\n");
 306     ci.CabinetFile = &(phsc->most_recent_cabinet_name[0]);
 307     ci.CabinetPath = pfdin->psz3;
 308     ci.DiskName = pfdin->psz2;
 309     ci.SetId = pfdin->setID;
 310     ci.CabinetNumber = pfdin->iCabinet;
 311     phsc->msghandler(phsc->context, SPFILENOTIFY_CABINETINFO, (UINT_PTR) &ci, 0);
 312     return 0;
 313   case fdintPARTIAL_FILE:
 314     TRACE("Partial file notification\n");
 315     /* TRACE("  Partial file name: %s\n", debugstr_a(pfdin->psz1)); */
 316     return 0;
 317   case fdintCOPY_FILE:
 318     TRACE("Copy file notification\n");
 319     TRACE("  File name: %s\n", debugstr_a(pfdin->psz1));
 320     /* TRACE("  File size: %ld\n", pfdin->cb);
 321     TRACE("  File date: %u\n", pfdin->date);
 322     TRACE("  File time: %u\n", pfdin->time);
 323     TRACE("  File attr: %u\n", pfdin->attribs); */
 324     fici.NameInCabinet = pfdin->psz1;
 325     fici.FileSize = pfdin->cb;
 326     fici.Win32Error = 0;
 327     fici.DosDate = pfdin->date;
 328     fici.DosTime = pfdin->time;
 329     fici.DosAttribs = pfdin->attribs;
 330     memset(&(fici.FullTargetName[0]), 0, MAX_PATH);
 331     err = phsc->msghandler(phsc->context, SPFILENOTIFY_FILEINCABINET,
 332                            (UINT_PTR)&fici, (UINT_PTR)pfdin->psz1);
 333     if (err == FILEOP_DOIT) {
 334       TRACE("  Callback specified filename: %s\n", debugstr_a(&(fici.FullTargetName[0])));
 335       if (!fici.FullTargetName[0]) {
 336         WARN("  Empty return string causing abort.\n");
 337         SetLastError(ERROR_PATH_NOT_FOUND);
 338         return -1;
 339       }
 340       return sc_cb_open(&(fici.FullTargetName[0]), _O_BINARY | _O_CREAT | _O_WRONLY,  _S_IREAD | _S_IWRITE);
 341     } else {
 342       TRACE("  Callback skipped file.\n");
 343       return 0;
 344     }
 345   case fdintCLOSE_FILE_INFO:
 346     TRACE("Close file notification\n");
 347     /* TRACE("  File name: %s\n", debugstr_a(pfdin->psz1));
 348     TRACE("  Exec file? %s\n", (pfdin->cb) ? "Yes" : "No");
 349     TRACE("  File hndl: %d\n", pfdin->hf); */
 350     fp.Source = &(phsc->most_recent_cabinet_name[0]);
 351     fp.Target = pfdin->psz1;
 352     fp.Win32Error = 0;
 353     fp.Flags = 0;
 354     /* the following should be a fixme -- but it occurs too many times */
 355     WARN("Should set file date/time/attribs (and execute files?)\n");
 356     err = phsc->msghandler(phsc->context, SPFILENOTIFY_FILEEXTRACTED, (UINT_PTR)&fp, 0);
 357     if (sc_cb_close(pfdin->hf))
 358       WARN("_close failed.\n");
 359     if (err) {
 360       SetLastError(err);
 361       return FALSE;
 362     } else
 363       return TRUE;
 364   case fdintNEXT_CABINET:
 365     TRACE("Next cabinet notification\n");
 366     /* TRACE("  Cabinet name: %s\n", debugstr_a(pfdin->psz1));
 367     TRACE("  Cabinet disk: %s\n", debugstr_a(pfdin->psz2));
 368     TRACE("  Cabinet path: %s\n", debugstr_a(pfdin->psz3));
 369     TRACE("  Cabinet Set#: %d\n", pfdin->setID);
 370     TRACE("  Cabinet Cab#: %d\n", pfdin->iCabinet); */
 371     ci.CabinetFile = pfdin->psz1;
 372     ci.CabinetPath = pfdin->psz3;
 373     ci.DiskName = pfdin->psz2;
 374     ci.SetId = pfdin->setID;
 375     ci.CabinetNumber = pfdin->iCabinet;
 376     /* remember the new cabinet name */
 377     strcpy(&(phsc->most_recent_cabinet_name[0]), pfdin->psz1);
 378     err = phsc->msghandler(phsc->context, SPFILENOTIFY_NEEDNEWCABINET, (UINT_PTR)&ci, (UINT_PTR)mysterio);
 379     if (err) {
 380       SetLastError(err);
 381       return -1;
 382     } else {
 383       if (mysterio[0]) {
 384         /* some easy paranoia.  no such carefulness exists on the wide API IIRC */
 385         lstrcpynA(pfdin->psz3, &(mysterio[0]), SIZEOF_MYSTERIO);
 386       }
 387       return 0;
 388     }
 389   default:
 390     FIXME("Unknown notification type %d.\n", fdint);
 391     return 0;
 392   }
 393 }
 394
 395 static INT_PTR CDECL sc_FNNOTIFY_W(FDINOTIFICATIONTYPE fdint, PFDINOTIFICATION pfdin)
 396 {
 397   FILE_IN_CABINET_INFO_W fici;
 398   PSC_HSC_W phsc;
 399   CABINET_INFO_W ci;
 400   FILEPATHS_W fp;
 401   UINT err;
 402   int len;
 403
 404   WCHAR mysterio[SIZEOF_MYSTERIO]; /* how big? undocumented! */
 405   WCHAR buf[MAX_PATH], buf2[MAX_PATH];
 406   CHAR charbuf[MAX_PATH];
 407
 408   memset(&(mysterio[0]), 0, SIZEOF_MYSTERIO * sizeof(WCHAR));
 409   memset(&(buf[0]), 0, MAX_PATH * sizeof(WCHAR));
 410   memset(&(buf2[0]), 0, MAX_PATH * sizeof(WCHAR));
 411   memset(&(charbuf[0]), 0, MAX_PATH);
 412
 413   TRACE("(fdint == %d, pfdin == ^%p)\n", fdint, pfdin);
 414
 415   if (pfdin && pfdin->pv && (*((void **) pfdin->pv) == (void *)SC_HSC_W_MAGIC))
 416     phsc = pfdin->pv;
 417   else {
 418     ERR("pv %p is not an SC_HSC_W.\n", (pfdin) ? pfdin->pv : NULL);
 419     return -1;
 420   }
 421
 422   switch (fdint) {
 423   case fdintCABINET_INFO:
 424     TRACE("Cabinet info notification\n");
 425     /* TRACE("  Cabinet name: %s\n", debugstr_a(pfdin->psz1));
 426     TRACE("  Cabinet disk: %s\n", debugstr_a(pfdin->psz2));
 427     TRACE("  Cabinet path: %s\n", debugstr_a(pfdin->psz3));
 428     TRACE("  Cabinet Set#: %d\n", pfdin->setID);
 429     TRACE("  Cabinet Cab#: %d\n", pfdin->iCabinet); */
 430     WARN("SPFILENOTIFY_CABINETINFO undocumented: guess implementation.\n");
 431     ci.CabinetFile = &(phsc->most_recent_cabinet_name[0]);
 432     len = 1 + MultiByteToWideChar(CP_ACP, 0, pfdin->psz3, -1, &(buf[0]), MAX_PATH);
 433     if ((len > MAX_PATH) || (len <= 1))
 434       buf[0] = '\0';
 435     ci.CabinetPath = &(buf[0]);
 436     len = 1 + MultiByteToWideChar(CP_ACP, 0, pfdin->psz2, -1, &(buf2[0]), MAX_PATH);
 437     if ((len > MAX_PATH) || (len <= 1))
 438       buf2[0] = '\0';
 439     ci.DiskName = &(buf2[0]);
 440     ci.SetId = pfdin->setID;
 441     ci.CabinetNumber = pfdin->iCabinet;
 442     phsc->msghandler(phsc->context, SPFILENOTIFY_CABINETINFO, (UINT_PTR)&ci, 0);
 443     return 0;
 444   case fdintPARTIAL_FILE:
 445     TRACE("Partial file notification\n");
 446     /* TRACE("  Partial file name: %s\n", debugstr_a(pfdin->psz1)); */
 447     return 0;
 448   case fdintCOPY_FILE:
 449     TRACE("Copy file notification\n");
 450     TRACE("  File name: %s\n", debugstr_a(pfdin->psz1));
 451     /* TRACE("  File size: %ld\n", pfdin->cb);
 452     TRACE("  File date: %u\n", pfdin->date);
 453     TRACE("  File time: %u\n", pfdin->time);
 454     TRACE("  File attr: %u\n", pfdin->attribs); */
 455     len = 1 + MultiByteToWideChar(CP_ACP, 0, pfdin->psz1, -1, &(buf2[0]), MAX_PATH);
 456     if ((len > MAX_PATH) || (len <= 1))
 457       buf2[0] = '\0';
 458     fici.NameInCabinet = &(buf2[0]);
 459     fici.FileSize = pfdin->cb;
 460     fici.Win32Error = 0;
 461     fici.DosDate = pfdin->date;
 462     fici.DosTime = pfdin->time;
 463     fici.DosAttribs = pfdin->attribs;
 464     memset(&(fici.FullTargetName[0]), 0, MAX_PATH * sizeof(WCHAR));
 465     err = phsc->msghandler(phsc->context, SPFILENOTIFY_FILEINCABINET,
 466                            (UINT_PTR)&fici, (UINT_PTR)pfdin->psz1);
 467     if (err == FILEOP_DOIT) {
 468       TRACE("  Callback specified filename: %s\n", debugstr_w(&(fici.FullTargetName[0])));
 469       if (fici.FullTargetName[0]) {
 470         len = strlenW(&(fici.FullTargetName[0])) + 1;
 471         if ((len > MAX_PATH ) || (len <= 1))
 472           return 0;
 473         if (!WideCharToMultiByte(CP_ACP, 0, &(fici.FullTargetName[0]), len, &(charbuf[0]), MAX_PATH, 0, 0))
 474           return 0;
 475       } else {
 476         WARN("Empty buffer string caused abort.\n");
 477         SetLastError(ERROR_PATH_NOT_FOUND);
 478         return -1;
 479       }
 480       return sc_cb_open(&(charbuf[0]), _O_BINARY | _O_CREAT | _O_WRONLY,  _S_IREAD | _S_IWRITE);
 481     } else {
 482       TRACE("  Callback skipped file.\n");
 483       return 0;
 484     }
 485   case fdintCLOSE_FILE_INFO:
 486     TRACE("Close file notification\n");
 487     /* TRACE("  File name: %s\n", debugstr_a(pfdin->psz1));
 488     TRACE("  Exec file? %s\n", (pfdin->cb) ? "Yes" : "No");
 489     TRACE("  File hndl: %d\n", pfdin->hf); */
 490     fp.Source = &(phsc->most_recent_cabinet_name[0]);
 491     len = 1 + MultiByteToWideChar(CP_ACP, 0, pfdin->psz1, -1, &(buf[0]), MAX_PATH);
 492     if ((len > MAX_PATH) || (len <= 1))
 493       buf[0] = '\0';
 494     fp.Target = &(buf[0]);
 495     fp.Win32Error = 0;
 496     fp.Flags = 0;
 497     /* a valid fixme -- but occurs too many times */
 498     /* FIXME("Should set file date/time/attribs (and execute files?)\n"); */
 499     err = phsc->msghandler(phsc->context, SPFILENOTIFY_FILEEXTRACTED, (UINT_PTR)&fp, 0);
 500     if (sc_cb_close(pfdin->hf))
 501       WARN("_close failed.\n");
 502     if (err) {
 503       SetLastError(err);
 504       return FALSE;
 505     } else
 506       return TRUE;
 507   case fdintNEXT_CABINET:
 508     TRACE("Next cabinet notification\n");
 509     /* TRACE("  Cabinet name: %s\n", debugstr_a(pfdin->psz1));
 510     TRACE("  Cabinet disk: %s\n", debugstr_a(pfdin->psz2));
 511     TRACE("  Cabinet path: %s\n", debugstr_a(pfdin->psz3));
 512     TRACE("  Cabinet Set#: %d\n", pfdin->setID);
 513     TRACE("  Cabinet Cab#: %d\n", pfdin->iCabinet); */
 514     /* remember the new cabinet name */
 515     len = 1 + MultiByteToWideChar(CP_ACP, 0, pfdin->psz1, -1, &(phsc->most_recent_cabinet_name[0]), MAX_PATH);
 516     if ((len > MAX_PATH) || (len <= 1))
 517       phsc->most_recent_cabinet_name[0] = '\0';
 518     ci.CabinetFile = &(phsc->most_recent_cabinet_name[0]);
 519     len = 1 + MultiByteToWideChar(CP_ACP, 0, pfdin->psz3, -1, &(buf[0]), MAX_PATH);
 520     if ((len > MAX_PATH) || (len <= 1))
 521       buf[0] = '\0';
 522     ci.CabinetPath = &(buf[0]);
 523     len = 1 + MultiByteToWideChar(CP_ACP, 0, pfdin->psz2, -1, &(buf2[0]), MAX_PATH);
 524     if ((len > MAX_PATH) || (len <= 1))
 525       buf2[0] = '\0';
 526     ci.DiskName = &(buf2[0]);
 527     ci.SetId = pfdin->setID;
 528     ci.CabinetNumber = pfdin->iCabinet;
 529     err = phsc->msghandler(phsc->context, SPFILENOTIFY_NEEDNEWCABINET, (UINT_PTR)&ci, (UINT_PTR)mysterio);
 530     if (err) {
 531       SetLastError(err);
 532       return -1;
 533     } else {
 534       if (mysterio[0]) {
 535         len = strlenW(&(mysterio[0])) + 1;
 536         if ((len > 255) || (len <= 1))
 537           return 0;
 538         if (!WideCharToMultiByte(CP_ACP, 0, &(mysterio[0]), len, pfdin->psz3, 255, 0, 0))
 539           return 0;
 540       }
 541       return 0;
 542     }
 543   default:
 544     FIXME("Unknown notification type %d.\n", fdint);
 545     return 0;
 546   }
 547 }
 548
 549 /***********************************************************************
 550  *              SetupIterateCabinetA (SETUPAPI.@)
 551  */
 552 BOOL WINAPI SetupIterateCabinetA(PCSTR CabinetFile, DWORD Reserved,
 553                                  PSP_FILE_CALLBACK_A MsgHandler, PVOID Context)
 554 {
 555
 556   SC_HSC_A my_hsc;
 557   ERF erf;
 558   CHAR pszCabinet[MAX_PATH], pszCabPath[MAX_PATH], *p = NULL;
 559   DWORD fpnsize;
 560   BOOL ret;
 561
 562   TRACE("(CabinetFile == %s, Reserved == %u, MsgHandler == ^%p, Context == ^%p)\n",
 563         debugstr_a(CabinetFile), Reserved, MsgHandler, Context);
 564
 565   if (!LoadCABINETDll())
 566     return FALSE;
 567
 568   if (!CabinetFile)
 569   {
 570     SetLastError(ERROR_INVALID_PARAMETER);
 571     return FALSE;
 572   }
 573
 574   fpnsize = strlen(CabinetFile);
 575   if (fpnsize >= MAX_PATH) {
 576     SetLastError(ERROR_BAD_PATHNAME);
 577     return FALSE;
 578   }
 579
 580   fpnsize = GetFullPathNameA(CabinetFile, MAX_PATH, &(pszCabPath[0]), &p);
 581   if (fpnsize > MAX_PATH) {
 582     SetLastError(ERROR_BAD_PATHNAME);
 583     return FALSE;
 584   }
 585
 586   if (p) {
 587     strcpy(pszCabinet, p);
 588     *p = '\0';
 589   } else {
 590     strcpy(pszCabinet, CabinetFile);
 591     pszCabPath[0] = '\0';
 592   }
 593
 594   TRACE("path: %s, cabfile: %s\n", debugstr_a(pszCabPath), debugstr_a(pszCabinet));
 595
 596   /* remember the cabinet name */
 597   strcpy(&(my_hsc.most_recent_cabinet_name[0]), pszCabinet);
 598
 599   my_hsc.magic = SC_HSC_A_MAGIC;
 600   my_hsc.msghandler = MsgHandler;
 601   my_hsc.context = Context;
 602   my_hsc.hfdi = sc_FDICreate( sc_cb_alloc, sc_cb_free, sc_cb_open, sc_cb_read,
 603                            sc_cb_write, sc_cb_close, sc_cb_lseek, cpuUNKNOWN, &erf );
 604
 605   if (!my_hsc.hfdi) return FALSE;
 606
 607   ret = ( sc_FDICopy(my_hsc.hfdi, pszCabinet, pszCabPath,
 608                      0, sc_FNNOTIFY_A, NULL, &my_hsc)     ) ? TRUE : FALSE;
 609
 610   sc_FDIDestroy(my_hsc.hfdi);
 611   return ret;
 612 }
 613
 614
 615 /***********************************************************************
 616  *              SetupIterateCabinetW (SETUPAPI.@)
 617  */
 618 BOOL WINAPI SetupIterateCabinetW(PCWSTR CabinetFile, DWORD Reserved,
 619                                  PSP_FILE_CALLBACK_W MsgHandler, PVOID Context)
 620 {
 621   CHAR pszCabinet[MAX_PATH], pszCabPath[MAX_PATH];
 622   UINT len;
 623   SC_HSC_W my_hsc;
 624   ERF erf;
 625   WCHAR pszCabPathW[MAX_PATH], *p = NULL;
 626   DWORD fpnsize;
 627   BOOL ret;
 628
 629   TRACE("(CabinetFile == %s, Reserved == %u, MsgHandler == ^%p, Context == ^%p)\n",
 630         debugstr_w(CabinetFile), Reserved, MsgHandler, Context);
 631
 632   if (!LoadCABINETDll())
 633     return FALSE;
 634
 635   if (!CabinetFile)
 636   {
 637     SetLastError(ERROR_INVALID_PARAMETER);
 638     return FALSE;
 639   }
 640
 641   fpnsize = GetFullPathNameW(CabinetFile, MAX_PATH, pszCabPathW, &p);
 642   if (fpnsize > MAX_PATH) {
 643     SetLastError(ERROR_BAD_PATHNAME);
 644     return FALSE;
 645   }
 646
 647   if (p) {
 648     strcpyW(my_hsc.most_recent_cabinet_name, p);
 649     *p = 0;
 650     len = WideCharToMultiByte(CP_ACP, 0, pszCabPathW, -1, pszCabPath,
 651                                 MAX_PATH, 0, 0);
 652     if (!len) return FALSE;
 653   } else {
 654     strcpyW(my_hsc.most_recent_cabinet_name, CabinetFile);
 655     pszCabPath[0] = '\0';
 656   }
 657
 658   len = WideCharToMultiByte(CP_ACP, 0, my_hsc.most_recent_cabinet_name, -1,
 659                                 pszCabinet, MAX_PATH, 0, 0);
 660   if (!len) return FALSE;
 661
 662   TRACE("path: %s, cabfile: %s\n",
 663         debugstr_a(pszCabPath), debugstr_a(pszCabinet));
 664
 665   my_hsc.magic = SC_HSC_W_MAGIC;
 666   my_hsc.msghandler = MsgHandler;
 667   my_hsc.context = Context;
 668   my_hsc.hfdi = sc_FDICreate( sc_cb_alloc, sc_cb_free, sc_cb_open, sc_cb_read,
 669                               sc_cb_write, sc_cb_close, sc_cb_lseek, cpuUNKNOWN, &erf );
 670
 671   if (!my_hsc.hfdi) return FALSE;
 672
 673   ret = ( sc_FDICopy(my_hsc.hfdi, pszCabinet, pszCabPath,
 674                      0, sc_FNNOTIFY_W, NULL, &my_hsc)     ) ? TRUE : FALSE;
 675
 676   sc_FDIDestroy(my_hsc.hfdi);
 677   return ret;
 678 }
 679
 680
 681 /***********************************************************************
 682  * DllMain
 683  *
 684  * PARAMS
 685  *     hinstDLL    [I] handle to the DLL's instance
 686  *     fdwReason   [I]
 687  *     lpvReserved [I] reserved, must be NULL
 688  *
 689  * RETURNS
 690  *     Success: TRUE
 691  *     Failure: FALSE
 692  */
 693
 694 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
 695 {
 696     switch (fdwReason) {
 697     case DLL_PROCESS_ATTACH:
 698         DisableThreadLibraryCalls(hinstDLL);
 699         OsVersionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFOW);
 700         if (!GetVersionExW(&OsVersionInfo))
 701             return FALSE;
 702         SETUPAPI_hInstance = hinstDLL;
 703         break;
 704     case DLL_PROCESS_DETACH:
 705         UnloadCABINETDll();
 706         break;
 707     }
 708
 709     return TRUE;
 710 }