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 #include <stdarg.h>
  22 #include <string.h>
  23 #include <stdlib.h>
  24 #include <fcntl.h>
  25 #include <share.h>
  26
  27 #include "windef.h"
  28 #include "winbase.h"
  29 #include "wingdi.h"
  30 #include "winuser.h"
  31 #include "winnls.h"
  32 #include "winreg.h"
  33 #include "setupapi.h"
  34 #include "setupapi_private.h"
  35 #include "fdi.h"
  36 #include "wine/debug.h"
  37
  38 OSVERSIONINFOW OsVersionInfo;
  39
  40 HINSTANCE SETUPAPI_hInstance = 0;
  41
  42 typedef struct
  43 {
  44     PSP_FILE_CALLBACK_A msghandler;
  45     void *context;
  46     char cab_path[MAX_PATH];
  47     char last_cab[MAX_PATH];
  48     char most_recent_target[MAX_PATH];
  49 } SC_HSC_A, *PSC_HSC_A;
  50
  51 WINE_DEFAULT_DEBUG_CHANNEL(setupapi);
  52
  53 static void * CDECL sc_cb_alloc(ULONG cb)
  54 {
  55   return HeapAlloc(GetProcessHeap(), 0, cb);
  56 }
  57
  58 static void CDECL sc_cb_free(void *pv)
  59 {
  60   HeapFree(GetProcessHeap(), 0, pv);
  61 }
  62
  63 static INT_PTR CDECL sc_cb_open(char *pszFile, int oflag, int pmode)
  64 {
  65   DWORD creation = 0, sharing = 0;
  66   int ioflag = 0;
  67   SECURITY_ATTRIBUTES sa;
  68
  69   switch(oflag & (_O_RDONLY | _O_WRONLY | _O_RDWR)) {
  70   case _O_RDONLY:
  71     ioflag |= GENERIC_READ;
  72     break;
  73   case _O_WRONLY:
  74     ioflag |= GENERIC_WRITE;
  75     break;
  76   case _O_RDWR:
  77     ioflag |= GENERIC_READ | GENERIC_WRITE;
  78     break;
  79   }
  80
  81   if (oflag & _O_CREAT) {
  82     if (oflag & _O_EXCL)
  83       creation = CREATE_NEW;
  84     else if (oflag & _O_TRUNC)
  85       creation = CREATE_ALWAYS;
  86     else
  87       creation = OPEN_ALWAYS;
  88   } else {
  89     if (oflag & _O_TRUNC)
  90       creation = TRUNCATE_EXISTING;
  91     else
  92       creation = OPEN_EXISTING;
  93   }
  94
  95   switch( pmode & 0x70 ) {
  96     case _SH_DENYRW:
  97       sharing = 0L;
  98       break;
  99     case _SH_DENYWR:
 100       sharing = FILE_SHARE_READ;
 101       break;
 102     case _SH_DENYRD:
 103       sharing = FILE_SHARE_WRITE;
 104       break;
 105     case _SH_COMPAT:
 106     case _SH_DENYNO:
 107       sharing = FILE_SHARE_READ | FILE_SHARE_WRITE;
 108       break;
 109   }
 110
 111   sa.nLength              = sizeof( SECURITY_ATTRIBUTES );
 112   sa.lpSecurityDescriptor = NULL;
 113   sa.bInheritHandle       = !(ioflag & _O_NOINHERIT);
 114
 115   return (INT_PTR) CreateFileA(pszFile, ioflag, sharing, &sa, creation, FILE_ATTRIBUTE_NORMAL, NULL);
 116 }
 117
 118 static UINT CDECL sc_cb_read(INT_PTR hf, void *pv, UINT cb)
 119 {
 120     DWORD num_read;
 121
 122     if (!ReadFile((HANDLE)hf, pv, cb, &num_read, NULL))
 123         return -1;
 124     return num_read;
 125 }
 126
 127 static UINT CDECL sc_cb_write(INT_PTR hf, void *pv, UINT cb)
 128 {
 129     DWORD num_written;
 130
 131     if (!WriteFile((HANDLE)hf, pv, cb, &num_written, NULL))
 132         return -1;
 133     return num_written;
 134 }
 135
 136 static int CDECL sc_cb_close(INT_PTR hf)
 137 {
 138     if (!CloseHandle((HANDLE)hf))
 139         return -1;
 140     return 0;
 141 }
 142
 143 static LONG CDECL sc_cb_lseek(INT_PTR hf, LONG dist, int seektype)
 144 {
 145     DWORD ret;
 146
 147     if (seektype < 0 || seektype > 2)
 148         return -1;
 149
 150     if (((ret = SetFilePointer((HANDLE)hf, dist, NULL, seektype)) == INVALID_SET_FILE_POINTER) && GetLastError())
 151         return -1;
 152     return ret;
 153 }
 154
 155 #define SIZEOF_MYSTERIO (MAX_PATH*3)
 156
 157 static INT_PTR CDECL sc_FNNOTIFY_A(FDINOTIFICATIONTYPE fdint, PFDINOTIFICATION pfdin)
 158 {
 159   FILE_IN_CABINET_INFO_A fici;
 160   PSC_HSC_A phsc = pfdin->pv;
 161   CABINET_INFO_A ci;
 162   FILEPATHS_A fp;
 163   UINT err;
 164
 165   CHAR mysterio[SIZEOF_MYSTERIO]; /* how big? undocumented! probably 256... */
 166
 167   memset(mysterio, 0, SIZEOF_MYSTERIO);
 168
 169   switch (fdint) {
 170   case fdintCABINET_INFO:
 171     TRACE("New cabinet, path %s, set %u, number %u, next disk %s, next cabinet %s.\n",
 172             debugstr_a(pfdin->psz3), pfdin->setID, pfdin->iCabinet, debugstr_a(pfdin->psz2), debugstr_a(pfdin->psz1));
 173     ci.CabinetFile = pfdin->psz1;
 174     ci.CabinetPath = pfdin->psz3;
 175     ci.DiskName = pfdin->psz2;
 176     ci.SetId = pfdin->setID;
 177     ci.CabinetNumber = pfdin->iCabinet;
 178     phsc->msghandler(phsc->context, SPFILENOTIFY_CABINETINFO, (UINT_PTR) &ci, 0);
 179     return 0;
 180   case fdintPARTIAL_FILE:
 181     return 0;
 182   case fdintCOPY_FILE:
 183     TRACE("Copy file %s, length %d, date %#x, time %#x, attributes %#x.\n",
 184             debugstr_a(pfdin->psz1), pfdin->cb, pfdin->date, pfdin->time, pfdin->attribs);
 185     fici.NameInCabinet = pfdin->psz1;
 186     fici.FileSize = pfdin->cb;
 187     fici.Win32Error = 0;
 188     fici.DosDate = pfdin->date;
 189     fici.DosTime = pfdin->time;
 190     fici.DosAttribs = pfdin->attribs;
 191     memset(fici.FullTargetName, 0, MAX_PATH);
 192     err = phsc->msghandler(phsc->context, SPFILENOTIFY_FILEINCABINET,
 193                            (UINT_PTR)&fici, (UINT_PTR)phsc->last_cab);
 194     if (err == FILEOP_DOIT) {
 195       TRACE("Callback specified filename: %s\n", debugstr_a(fici.FullTargetName));
 196       if (!fici.FullTargetName[0]) {
 197         WARN("Empty return string causing abort.\n");
 198         SetLastError(ERROR_PATH_NOT_FOUND);
 199         return -1;
 200       }
 201       strcpy( phsc->most_recent_target, fici.FullTargetName );
 202       return sc_cb_open(fici.FullTargetName, _O_BINARY | _O_CREAT | _O_WRONLY,  _S_IREAD | _S_IWRITE);
 203     } else {
 204       TRACE("Callback skipped file.\n");
 205       return 0;
 206     }
 207   case fdintCLOSE_FILE_INFO:
 208     TRACE("File extracted.\n");
 209     fp.Source = phsc->last_cab;
 210     fp.Target = phsc->most_recent_target;
 211     fp.Win32Error = 0;
 212     fp.Flags = 0;
 213     /* FIXME: set file time and attributes */
 214     sc_cb_close(pfdin->hf);
 215     err = phsc->msghandler(phsc->context, SPFILENOTIFY_FILEEXTRACTED, (UINT_PTR)&fp, 0);
 216     if (err) {
 217       SetLastError(err);
 218       return FALSE;
 219     } else
 220       return TRUE;
 221   case fdintNEXT_CABINET:
 222     TRACE("Need new cabinet, path %s, file %s, disk %s, set %u, number %u.\n",
 223             debugstr_a(pfdin->psz3), debugstr_a(pfdin->psz1),
 224             debugstr_a(pfdin->psz2), pfdin->setID, pfdin->iCabinet);
 225     ci.CabinetFile = pfdin->psz1;
 226     ci.CabinetPath = pfdin->psz3;
 227     ci.DiskName = pfdin->psz2;
 228     ci.SetId = pfdin->setID;
 229     ci.CabinetNumber = pfdin->iCabinet;
 230     sprintf(phsc->last_cab, "%s%s", phsc->cab_path, ci.CabinetFile);
 231     err = phsc->msghandler(phsc->context, SPFILENOTIFY_NEEDNEWCABINET, (UINT_PTR)&ci, (UINT_PTR)mysterio);
 232     if (err) {
 233       SetLastError(err);
 234       return -1;
 235     } else {
 236       if (mysterio[0]) {
 237         /* some easy paranoia.  no such carefulness exists on the wide API IIRC */
 238         lstrcpynA(pfdin->psz3, mysterio, SIZEOF_MYSTERIO);
 239       }
 240       return 0;
 241     }
 242   default:
 243     FIXME("Unknown notification type %d.\n", fdint);
 244     return 0;
 245   }
 246 }
 247
 248 /***********************************************************************
 249  *              SetupIterateCabinetA (SETUPAPI.@)
 250  */
 251 BOOL WINAPI SetupIterateCabinetA(const char *file, DWORD reserved,
 252                                  PSP_FILE_CALLBACK_A callback, void *context)
 253 {
 254
 255     SC_HSC_A my_hsc;
 256     ERF erf;
 257     CHAR pszCabinet[MAX_PATH], pszCabPath[MAX_PATH], *filepart = NULL;
 258     size_t path_size = 0;
 259     const char *p;
 260     DWORD fpnsize;
 261     HFDI hfdi;
 262     BOOL ret;
 263
 264     TRACE("file %s, reserved %#x, callback %p, context %p.\n",
 265             debugstr_a(file), reserved, callback, context);
 266
 267     if (!file)
 268     {
 269         SetLastError(ERROR_INVALID_PARAMETER);
 270         return FALSE;
 271     }
 272
 273     if (strlen(file) >= MAX_PATH)
 274     {
 275         SetLastError(ERROR_BAD_PATHNAME);
 276         return FALSE;
 277     }
 278
 279     fpnsize = GetFullPathNameA(file, MAX_PATH, pszCabPath, &filepart);
 280     if (fpnsize > MAX_PATH)
 281     {
 282         SetLastError(ERROR_BAD_PATHNAME);
 283         return FALSE;
 284     }
 285
 286     if (filepart)
 287     {
 288         strcpy(pszCabinet, filepart);
 289         *filepart = '\0';
 290     }
 291     else
 292     {
 293         strcpy(pszCabinet, file);
 294         pszCabPath[0] = '\0';
 295     }
 296
 297     for (p = file; *p; ++p)
 298     {
 299         if (*p == '/' || *p == '\\')
 300             path_size = p - file;
 301     }
 302     memcpy(my_hsc.cab_path, file, path_size);
 303     my_hsc.cab_path[path_size] = 0;
 304
 305     TRACE("path: %s, cabfile: %s\n", debugstr_a(pszCabPath), debugstr_a(pszCabinet));
 306
 307     strcpy(my_hsc.last_cab, file);
 308
 309     my_hsc.msghandler = callback;
 310     my_hsc.context = context;
 311     hfdi = FDICreate(sc_cb_alloc, sc_cb_free, sc_cb_open, sc_cb_read,
 312             sc_cb_write, sc_cb_close, sc_cb_lseek, cpuUNKNOWN, &erf);
 313
 314     if (!hfdi) return FALSE;
 315
 316     ret = FDICopy(hfdi, pszCabinet, pszCabPath, 0, sc_FNNOTIFY_A, NULL, &my_hsc);
 317
 318     FDIDestroy(hfdi);
 319     return ret;
 320 }
 321
 322 struct iterate_wtoa_ctx
 323 {
 324     PSP_FILE_CALLBACK_A orig_cb;
 325     void *orig_ctx;
 326 };
 327
 328 static UINT WINAPI iterate_wtoa_cb(void *pctx, UINT message, UINT_PTR param1, UINT_PTR param2)
 329 {
 330     struct iterate_wtoa_ctx *ctx = pctx;
 331
 332     switch (message)
 333     {
 334     case SPFILENOTIFY_CABINETINFO:
 335     case SPFILENOTIFY_NEEDNEWCABINET:
 336     {
 337         const CABINET_INFO_A *infoA = (const CABINET_INFO_A *)param1;
 338         WCHAR pathW[MAX_PATH], fileW[MAX_PATH], diskW[MAX_PATH];
 339         CABINET_INFO_W infoW =
 340         {
 341             .CabinetPath = pathW,
 342             .CabinetFile = fileW,
 343             .DiskName = diskW,
 344             .SetId = infoA->SetId,
 345             .CabinetNumber = infoA->CabinetNumber,
 346         };
 347
 348         MultiByteToWideChar(CP_ACP, 0, infoA->CabinetPath, -1, pathW, ARRAY_SIZE(pathW));
 349         MultiByteToWideChar(CP_ACP, 0, infoA->CabinetFile, -1, fileW, ARRAY_SIZE(fileW));
 350         MultiByteToWideChar(CP_ACP, 0, infoA->DiskName, -1, diskW, ARRAY_SIZE(diskW));
 351
 352         if (message == SPFILENOTIFY_CABINETINFO)
 353             return ctx->orig_cb(ctx->orig_ctx, message, (UINT_PTR)&infoW, 0);
 354         else
 355         {
 356             char *newpathA = (char *)param2;
 357             WCHAR newpathW[MAX_PATH] = {0};
 358             BOOL ret = ctx->orig_cb(ctx->orig_ctx, message, (UINT_PTR)&infoW, (UINT_PTR)newpathW);
 359
 360             WideCharToMultiByte(CP_ACP, 0, newpathW, -1, newpathA, MAX_PATH, NULL, NULL);
 361             return ret;
 362         }
 363     }
 364     case SPFILENOTIFY_FILEINCABINET:
 365     {
 366         FILE_IN_CABINET_INFO_A *infoA = (FILE_IN_CABINET_INFO_A *)param1;
 367         const char *cabA = (const char *)param2;
 368         WCHAR cabW[MAX_PATH], fileW[MAX_PATH];
 369         FILE_IN_CABINET_INFO_W infoW =
 370         {
 371             .NameInCabinet = fileW,
 372             .FileSize = infoA->FileSize,
 373             .Win32Error = infoA->Win32Error,
 374             .DosDate = infoA->DosDate,
 375             .DosTime = infoA->DosTime,
 376             .DosAttribs = infoA->DosAttribs,
 377         };
 378         BOOL ret;
 379
 380         MultiByteToWideChar(CP_ACP, 0, infoA->NameInCabinet, -1, fileW, ARRAY_SIZE(fileW));
 381         MultiByteToWideChar(CP_ACP, 0, cabA, -1, cabW, ARRAY_SIZE(cabW));
 382
 383         ret = ctx->orig_cb(ctx->orig_ctx, message, (UINT_PTR)&infoW, (UINT_PTR)cabW);
 384
 385         WideCharToMultiByte(CP_ACP, 0, infoW.FullTargetName, -1, infoA->FullTargetName,
 386                 ARRAY_SIZE(infoA->FullTargetName), NULL, NULL);
 387
 388         return ret;
 389     }
 390     case SPFILENOTIFY_FILEEXTRACTED:
 391     {
 392         const FILEPATHS_A *pathsA = (const FILEPATHS_A *)param1;
 393         WCHAR targetW[MAX_PATH], sourceW[MAX_PATH];
 394         FILEPATHS_W pathsW =
 395         {
 396             .Target = targetW,
 397             .Source = sourceW,
 398             .Win32Error = pathsA->Win32Error,
 399             .Flags = pathsA->Flags,
 400         };
 401
 402         MultiByteToWideChar(CP_ACP, 0, pathsA->Target, -1, targetW, ARRAY_SIZE(targetW));
 403         MultiByteToWideChar(CP_ACP, 0, pathsA->Source, -1, sourceW, ARRAY_SIZE(sourceW));
 404
 405         return ctx->orig_cb(ctx->orig_ctx, message, (UINT_PTR)&pathsW, 0);
 406     }
 407     default:
 408         FIXME("Unexpected callback %#x.\n", message);
 409         return FALSE;
 410     }
 411 }
 412
 413 /***********************************************************************
 414  *              SetupIterateCabinetW (SETUPAPI.@)
 415  */
 416 BOOL WINAPI SetupIterateCabinetW(const WCHAR *fileW, DWORD reserved,
 417         PSP_FILE_CALLBACK_W handler, void *context)
 418 {
 419     struct iterate_wtoa_ctx ctx = {handler, context};
 420     char fileA[MAX_PATH];
 421
 422     if (!WideCharToMultiByte(CP_ACP, 0, fileW, -1, fileA, ARRAY_SIZE(fileA), NULL, NULL))
 423         return FALSE;
 424
 425     return SetupIterateCabinetA(fileA, reserved, iterate_wtoa_cb, &ctx);
 426 }
 427
 428 /***********************************************************************
 429  * DllMain
 430  *
 431  * PARAMS
 432  *     hinstDLL    [I] handle to the DLL's instance
 433  *     fdwReason   [I]
 434  *     lpvReserved [I] reserved, must be NULL
 435  *
 436  * RETURNS
 437  *     Success: TRUE
 438  *     Failure: FALSE
 439  */
 440
 441 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
 442 {
 443     switch (fdwReason) {
 444     case DLL_PROCESS_ATTACH:
 445         DisableThreadLibraryCalls(hinstDLL);
 446         OsVersionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFOW);
 447         if (!GetVersionExW(&OsVersionInfo))
 448             return FALSE;
 449         SETUPAPI_hInstance = hinstDLL;
 450         break;
 451     case DLL_PROCESS_DETACH:
 452         if (lpvReserved) break;
 453         SetupCloseLog();
 454         break;
 455     }
 456
 457     return TRUE;
 458 }