dlls/msi/msi.c

   1 /*
   2  * Implementation of the Microsoft Installer (msi.dll)
   3  *
   4  * Copyright 2002,2003 Mike McCormack for CodeWeavers
   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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20
  21 #define NONAMELESSUNION
  22
  23 #include <stdarg.h>
  24
  25 #include "windef.h"
  26 #include "winbase.h"
  27 #include "winreg.h"
  28 #include "winnls.h"
  29 #include "shlwapi.h"
  30 #include "wine/debug.h"
  31 #include "msi.h"
  32 #include "msiquery.h"
  33 #include "msipriv.h"
  34 #include "objidl.h"
  35 #include "wincrypt.h"
  36
  37 WINE_DEFAULT_DEBUG_CHANNEL(msi);
  38
  39 const WCHAR szInstaller[] = {
  40 'S','o','f','t','w','a','r','e','\\',
  41 'M','i','c','r','o','s','o','f','t','\\',
  42 'W','i','n','d','o','w','s','\\',
  43 'C','u','r','r','e','n','t','V','e','r','s','i','o','n','\\',
  44 'I','n','s','t','a','l','l','e','r',0 };
  45
  46 const WCHAR szFeatures[] = {
  47 'F','e','a','t','u','r','e','s',0 };
  48 const WCHAR szComponents[] = {
  49 'C','o','m','p','o','n','e','n','t','s',0 };
  50
  51 /*
  52  *  .MSI  file format
  53  *
  54  *  A .msi file is a structured storage file.
  55  *  It should contain a number of streams.
  56  */
  57
  58 BOOL unsquash_guid(LPCWSTR in, LPWSTR out)
  59 {
  60     DWORD i,n=0;
  61
  62     out[n++]='{';
  63     for(i=0; i<8; i++)
  64         out[n++] = in[7-i];
  65     out[n++]='-';
  66     for(i=0; i<4; i++)
  67         out[n++] = in[11-i];
  68     out[n++]='-';
  69     for(i=0; i<4; i++)
  70         out[n++] = in[15-i];
  71     out[n++]='-';
  72     for(i=0; i<2; i++)
  73     {
  74         out[n++] = in[17+i*2];
  75         out[n++] = in[16+i*2];
  76     }
  77     out[n++]='-';
  78     for( ; i<8; i++)
  79     {
  80         out[n++] = in[17+i*2];
  81         out[n++] = in[16+i*2];
  82     }
  83     out[n++]='}';
  84     out[n]=0;
  85     return TRUE;
  86 }
  87
  88 BOOL squash_guid(LPCWSTR in, LPWSTR out)
  89 {
  90     DWORD i,n=0;
  91
  92     if(in[n++] != '{')
  93         return FALSE;
  94     for(i=0; i<8; i++)
  95         out[7-i] = in[n++];
  96     if(in[n++] != '-')
  97         return FALSE;
  98     for(i=0; i<4; i++)
  99         out[11-i] = in[n++];
 100     if(in[n++] != '-')
 101         return FALSE;
 102     for(i=0; i<4; i++)
 103         out[15-i] = in[n++];
 104     if(in[n++] != '-')
 105         return FALSE;
 106     for(i=0; i<2; i++)
 107     {
 108         out[17+i*2] = in[n++];
 109         out[16+i*2] = in[n++];
 110     }
 111     if(in[n++] != '-')
 112         return FALSE;
 113     for( ; i<8; i++)
 114     {
 115         out[17+i*2] = in[n++];
 116         out[16+i*2] = in[n++];
 117     }
 118     out[32]=0;
 119     if(in[n++] != '}')
 120         return FALSE;
 121     if(in[n])
 122         return FALSE;
 123     return TRUE;
 124 }
 125
 126 VOID MSI_CloseDatabase( VOID *arg )
 127 {
 128     MSIDATABASE *db = (MSIDATABASE *) arg;
 129
 130     free_cached_tables( db );
 131     IStorage_Release( db->storage );
 132 }
 133
 134 UINT WINAPI MsiOpenDatabaseA(
 135                LPCSTR szDBPath, LPCSTR szPersist, MSIHANDLE *phDB)
 136 {
 137     HRESULT r = ERROR_FUNCTION_FAILED;
 138     LPWSTR szwDBPath = NULL, szwPersist = NULL;
 139     UINT len;
 140
 141     TRACE("%s %s %p\n", debugstr_a(szDBPath), debugstr_a(szPersist), phDB);
 142
 143     if( szDBPath )
 144     {
 145         len = MultiByteToWideChar( CP_ACP, 0, szDBPath, -1, NULL, 0 );
 146         szwDBPath = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) );
 147         if( !szwDBPath )
 148             goto end;
 149         MultiByteToWideChar( CP_ACP, 0, szDBPath, -1, szwDBPath, len );
 150     }
 151
 152     if( szPersist )
 153     {
 154         len = MultiByteToWideChar( CP_ACP, 0, szPersist, -1, NULL, 0 );
 155         szwPersist = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) );
 156         if( !szwPersist )
 157             goto end;
 158         MultiByteToWideChar( CP_ACP, 0, szPersist, -1, szwPersist, len );
 159     }
 160
 161     r = MsiOpenDatabaseW( szwDBPath, szwPersist, phDB );
 162
 163 end:
 164     if( szwPersist )
 165         HeapFree( GetProcessHeap(), 0, szwPersist );
 166     if( szwDBPath )
 167         HeapFree( GetProcessHeap(), 0, szwDBPath );
 168
 169     return r;
 170 }
 171
 172 UINT WINAPI MsiOpenDatabaseW(
 173               LPCWSTR szDBPath, LPCWSTR szPersist, MSIHANDLE *phDB)
 174 {
 175     IStorage *stg = NULL;
 176     HRESULT r;
 177     MSIHANDLE handle;
 178     MSIDATABASE *db;
 179     UINT ret;
 180
 181     TRACE("%s %s %p\n",debugstr_w(szDBPath),debugstr_w(szPersist), phDB);
 182
 183     if( !phDB )
 184         return ERROR_INVALID_PARAMETER;
 185
 186     r = StgOpenStorage( szDBPath, NULL, STGM_DIRECT|STGM_READ|STGM_SHARE_DENY_WRITE, NULL, 0, &stg);
 187     if( FAILED( r ) )
 188     {
 189         FIXME("open failed r = %08lx!\n",r);
 190         return ERROR_FUNCTION_FAILED;
 191     }
 192
 193     handle = alloc_msihandle(MSIHANDLETYPE_DATABASE, sizeof (MSIDATABASE), MSI_CloseDatabase );
 194     if( !handle )
 195     {
 196         FIXME("Failed to allocate a handle\n");
 197         ret = ERROR_FUNCTION_FAILED;
 198         goto end;
 199     }
 200
 201     db = msihandle2msiinfo( handle, MSIHANDLETYPE_DATABASE );
 202     if( !db )
 203     {
 204         FIXME("Failed to get handle pointer \n");
 205         ret = ERROR_FUNCTION_FAILED;
 206         goto end;
 207     }
 208     db->storage = stg;
 209     ret = load_string_table( db, &db->strings);
 210     if( ret != ERROR_SUCCESS )
 211         goto end;
 212
 213     *phDB = handle;
 214
 215     IStorage_AddRef( stg );
 216 end:
 217     if( stg )
 218         IStorage_Release( stg );
 219
 220     return ret;
 221 }
 222
 223 UINT WINAPI MsiOpenProductA(LPCSTR szProduct, MSIHANDLE *phProduct)
 224 {
 225     FIXME("%s %p\n",debugstr_a(szProduct), phProduct);
 226     return ERROR_CALL_NOT_IMPLEMENTED;
 227 }
 228
 229 UINT WINAPI MsiOpenProductW(LPCWSTR szProduct, MSIHANDLE *phProduct)
 230 {
 231     FIXME("%s %p\n",debugstr_w(szProduct), phProduct);
 232     return ERROR_CALL_NOT_IMPLEMENTED;
 233 }
 234
 235 UINT WINAPI MsiOpenPackageA(LPCSTR szPackage, MSIHANDLE *phPackage)
 236 {
 237     FIXME("%s %p\n",debugstr_a(szPackage), phPackage);
 238     return ERROR_CALL_NOT_IMPLEMENTED;
 239 }
 240
 241 UINT WINAPI MsiOpenPackageW(LPCWSTR szPackage, MSIHANDLE *phPackage)
 242 {
 243     FIXME("%s %p\n",debugstr_w(szPackage), phPackage);
 244     return ERROR_CALL_NOT_IMPLEMENTED;
 245 }
 246
 247 UINT WINAPI MsiOpenPackageExA(LPCSTR szPackage, DWORD dwOptions, MSIHANDLE *phPackage)
 248 {
 249     FIXME("%s 0x%08lx %p\n",debugstr_a(szPackage), dwOptions, phPackage);
 250     return ERROR_CALL_NOT_IMPLEMENTED;
 251 }
 252
 253 UINT WINAPI MsiOpenPackageExW(LPCWSTR szPackage, DWORD dwOptions, MSIHANDLE *phPackage)
 254 {
 255     FIXME("%s 0x%08lx %p\n",debugstr_w(szPackage), dwOptions, phPackage);
 256     return ERROR_CALL_NOT_IMPLEMENTED;
 257 }
 258
 259 UINT WINAPI MsiAdvertiseProductA(LPCSTR szPackagePath, LPCSTR szScriptfilePath, LPCSTR szTransforms, LANGID lgidLanguage)
 260 {
 261     FIXME("%s %s %s 0x%08x\n",debugstr_a(szPackagePath), debugstr_a(szScriptfilePath), debugstr_a(szTransforms), lgidLanguage);
 262     return ERROR_CALL_NOT_IMPLEMENTED;
 263 }
 264
 265 UINT WINAPI MsiAdvertiseProductW(LPCWSTR szPackagePath, LPCWSTR szScriptfilePath, LPCWSTR szTransforms, LANGID lgidLanguage)
 266 {
 267     FIXME("%s %s %s 0x%08x\n",debugstr_w(szPackagePath), debugstr_w(szScriptfilePath), debugstr_w(szTransforms), lgidLanguage);
 268     return ERROR_CALL_NOT_IMPLEMENTED;
 269 }
 270
 271 UINT WINAPI MsiAdvertiseProductExA(
 272     LPCSTR szPackagePath, LPCSTR szScriptfilePath, LPCSTR szTransforms, LANGID lgidLanguage, DWORD dwPlatform, DWORD dwOptions)
 273 {
 274     FIXME("%s %s %s 0x%08x 0x%08lx 0x%08lx\n",
 275         debugstr_a(szPackagePath), debugstr_a(szScriptfilePath), debugstr_a(szTransforms), lgidLanguage, dwPlatform, dwOptions);
 276     return ERROR_CALL_NOT_IMPLEMENTED;
 277 }
 278
 279 UINT WINAPI MsiAdvertiseProductExW(
 280     LPCWSTR szPackagePath, LPCWSTR szScriptfilePath, LPCWSTR szTransforms, LANGID lgidLanguage, DWORD dwPlatform, DWORD dwOptions)
 281 {
 282     FIXME("%s %s %s 0x%08x 0x%08lx 0x%08lx\n",
 283         debugstr_w(szPackagePath), debugstr_w(szScriptfilePath), debugstr_w(szTransforms), lgidLanguage, dwPlatform, dwOptions);
 284     return ERROR_CALL_NOT_IMPLEMENTED;
 285 }
 286
 287 UINT WINAPI MsiInstallProductA(LPCSTR szPackagePath, LPCSTR szCommandLine)
 288 {
 289     LPWSTR szwPath = NULL, szwCommand = NULL;
 290     UINT r = ERROR_FUNCTION_FAILED; /* FIXME: check return code */
 291
 292     TRACE("%s %s\n",debugstr_a(szPackagePath), debugstr_a(szCommandLine));
 293
 294     if( szPackagePath )
 295     {
 296         UINT len = MultiByteToWideChar( CP_ACP, 0, szPackagePath, -1, NULL, 0 );
 297         szwPath = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) );
 298         if( !szwPath )
 299             goto end;
 300         MultiByteToWideChar( CP_ACP, 0, szPackagePath, -1, szwPath, len );
 301     }
 302
 303     if( szCommandLine )
 304     {
 305         UINT len = MultiByteToWideChar( CP_ACP, 0, szCommandLine, -1, NULL, 0 );
 306         szwCommand = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) );
 307         if( !szwCommand )
 308             goto end;
 309         MultiByteToWideChar( CP_ACP, 0, szCommandLine, -1, szwCommand, len );
 310     }
 311
 312     r = MsiInstallProductW( szwPath, szwCommand );
 313
 314 end:
 315     if( szwPath )
 316         HeapFree( GetProcessHeap(), 0, szwPath );
 317
 318     if( szwCommand )
 319         HeapFree( GetProcessHeap(), 0, szwCommand );
 320
 321     return r;
 322 }
 323
 324 UINT WINAPI MsiInstallProductW(LPCWSTR szPackagePath, LPCWSTR szCommandLine)
 325 {
 326     FIXME("%s %s\n",debugstr_w(szPackagePath), debugstr_w(szCommandLine));
 327
 328     return ERROR_CALL_NOT_IMPLEMENTED;
 329 }
 330
 331 UINT WINAPI MsiConfigureProductA(
 332               LPCSTR szProduct, int iInstallLevel, INSTALLSTATE eInstallState)
 333 {
 334     FIXME("%s %d %d\n",debugstr_a(szProduct), iInstallLevel, eInstallState);
 335     return ERROR_CALL_NOT_IMPLEMENTED;
 336 }
 337
 338 UINT WINAPI MsiConfigureProductW(
 339               LPCWSTR szProduct, int iInstallLevel, INSTALLSTATE eInstallState)
 340 {
 341     FIXME("%s %d %d\n",debugstr_w(szProduct), iInstallLevel, eInstallState);
 342     return ERROR_CALL_NOT_IMPLEMENTED;
 343 }
 344
 345 UINT WINAPI MsiGetProductCodeA(LPCSTR szComponent, LPSTR szBuffer)
 346 {
 347     FIXME("%s %s\n",debugstr_a(szComponent), debugstr_a(szBuffer));
 348     return ERROR_CALL_NOT_IMPLEMENTED;
 349 }
 350
 351 UINT WINAPI MsiGetProductCodeW(LPCWSTR szComponent, LPWSTR szBuffer)
 352 {
 353     FIXME("%s %s\n",debugstr_w(szComponent), debugstr_w(szBuffer));
 354     return ERROR_CALL_NOT_IMPLEMENTED;
 355 }
 356
 357 UINT WINAPI MsiGetProductInfoA(LPCSTR szProduct, LPCSTR szAttribute, LPSTR szBuffer, DWORD *pcchValueBuf)
 358 {
 359     FIXME("%s %s %p %p\n",debugstr_a(szProduct), debugstr_a(szAttribute), szBuffer, pcchValueBuf);
 360     return ERROR_CALL_NOT_IMPLEMENTED;
 361 }
 362
 363 UINT WINAPI MsiGetProductInfoW(LPCWSTR szProduct, LPCWSTR szAttribute, LPWSTR szBuffer, DWORD *pcchValueBuf)
 364 {
 365     FIXME("%s %s %p %p\n",debugstr_w(szProduct), debugstr_w(szAttribute), szBuffer, pcchValueBuf);
 366     return ERROR_CALL_NOT_IMPLEMENTED;
 367 }
 368
 369 UINT WINAPI MsiDatabaseImportA(LPCSTR szFolderPath, LPCSTR szFilename)
 370 {
 371     FIXME("%s %s\n",debugstr_a(szFolderPath), debugstr_a(szFilename));
 372     return ERROR_CALL_NOT_IMPLEMENTED;
 373 }
 374
 375 UINT WINAPI MsiDatabaseImportW(LPCWSTR szFolderPath, LPCWSTR szFilename)
 376 {
 377     FIXME("%s %s\n",debugstr_w(szFolderPath), debugstr_w(szFilename));
 378     return ERROR_CALL_NOT_IMPLEMENTED;
 379 }
 380
 381 UINT WINAPI MsiEnableLogA(DWORD dwLogMode, LPCSTR szLogFile, BOOL fAppend)
 382 {
 383     FIXME("%08lx %s %d\n", dwLogMode, debugstr_a(szLogFile), fAppend);
 384     return ERROR_SUCCESS;
 385     /* return ERROR_CALL_NOT_IMPLEMENTED; */
 386 }
 387
 388 UINT WINAPI MsiEnableLogW(DWORD dwLogMode, LPCWSTR szLogFile, BOOL fAppend)
 389 {
 390     FIXME("%08lx %s %d\n", dwLogMode, debugstr_w(szLogFile), fAppend);
 391     return ERROR_CALL_NOT_IMPLEMENTED;
 392 }
 393
 394 INSTALLSTATE WINAPI MsiQueryProductStateA(LPCSTR szProduct)
 395 {
 396     FIXME("%s\n", debugstr_a(szProduct));
 397     return 0;
 398 }
 399
 400 INSTALLSTATE WINAPI MsiQueryProductStateW(LPCWSTR szProduct)
 401 {
 402     FIXME("%s\n", debugstr_w(szProduct));
 403     return 0;
 404 }
 405
 406 INSTALLUILEVEL WINAPI MsiSetInternalUI(INSTALLUILEVEL dwUILevel, HWND *phWnd)
 407 {
 408     FIXME("%08x %p\n", dwUILevel, phWnd);
 409     return dwUILevel;
 410 }
 411
 412 UINT WINAPI MsiLoadStringA(DWORD a, DWORD b, DWORD c, DWORD d, DWORD e, DWORD f)
 413 {
 414     FIXME("%08lx %08lx %08lx %08lx %08lx %08lx\n",a,b,c,d,e,f);
 415     return ERROR_CALL_NOT_IMPLEMENTED;
 416 }
 417
 418 UINT WINAPI MsiLoadStringW(DWORD a, DWORD b, DWORD c, DWORD d, DWORD e, DWORD f)
 419 {
 420     FIXME("%08lx %08lx %08lx %08lx %08lx %08lx\n",a,b,c,d,e,f);
 421     return ERROR_CALL_NOT_IMPLEMENTED;
 422 }
 423
 424 UINT WINAPI MsiMessageBoxA(DWORD a, DWORD b, DWORD c, DWORD d, DWORD e, DWORD f)
 425 {
 426     FIXME("%08lx %08lx %08lx %08lx %08lx %08lx\n",a,b,c,d,e,f);
 427     return ERROR_CALL_NOT_IMPLEMENTED;
 428 }
 429
 430 UINT WINAPI MsiMessageBoxW(DWORD a, DWORD b, DWORD c, DWORD d, DWORD e, DWORD f)
 431 {
 432     FIXME("%08lx %08lx %08lx %08lx %08lx %08lx\n",a,b,c,d,e,f);
 433     return ERROR_CALL_NOT_IMPLEMENTED;
 434 }
 435
 436 UINT WINAPI MsiEnumProductsA(DWORD index, LPSTR lpguid)
 437 {
 438     DWORD r;
 439     WCHAR szwGuid[GUID_SIZE];
 440
 441     TRACE("%ld %p\n",index,lpguid);
 442
 443     r = MsiEnumProductsW(index, szwGuid);
 444     if( r == ERROR_SUCCESS )
 445         WideCharToMultiByte(CP_ACP, 0, szwGuid, -1, lpguid, GUID_SIZE, NULL, NULL);
 446
 447     return r;
 448 }
 449
 450 UINT WINAPI MsiEnumProductsW(DWORD index, LPWSTR lpguid)
 451 {
 452     HKEY hkey = 0, hkeyFeatures = 0;
 453     DWORD r;
 454     WCHAR szKeyName[33];
 455
 456     TRACE("%ld %p\n",index,lpguid);
 457
 458     r = RegOpenKeyW(HKEY_LOCAL_MACHINE, szInstaller, &hkey);
 459     if( r != ERROR_SUCCESS )
 460         goto end;
 461
 462     r = RegOpenKeyW(hkey, szFeatures, &hkeyFeatures);
 463     if( r != ERROR_SUCCESS )
 464         goto end;
 465
 466     r = RegEnumKeyW(hkeyFeatures, index, szKeyName, GUID_SIZE);
 467
 468     unsquash_guid(szKeyName, lpguid);
 469
 470 end:
 471
 472     if( hkeyFeatures )
 473         RegCloseKey(hkeyFeatures);
 474     if( hkey )
 475         RegCloseKey(hkey);
 476
 477     return r;
 478 }
 479
 480 UINT WINAPI MsiEnumFeaturesA(LPCSTR szProduct, DWORD index,
 481       LPSTR szFeature, LPSTR szParent)
 482 {
 483     DWORD r;
 484     WCHAR szwFeature[GUID_SIZE], szwParent[GUID_SIZE];
 485     LPWSTR szwProduct = NULL;
 486
 487     TRACE("%s %ld %p %p\n",debugstr_a(szProduct),index,szFeature,szParent);
 488
 489     if( szProduct )
 490     {
 491         UINT len = MultiByteToWideChar( CP_ACP, 0, szProduct, -1, NULL, 0 );
 492         szwProduct = HeapAlloc( GetProcessHeap(), 0, len * sizeof (WCHAR) );
 493         if( szwProduct )
 494             MultiByteToWideChar( CP_ACP, 0, szProduct, -1, szwProduct, len );
 495         else
 496             return ERROR_FUNCTION_FAILED;
 497     }
 498
 499     r = MsiEnumFeaturesW(szwProduct, index, szwFeature, szwParent);
 500     if( r == ERROR_SUCCESS )
 501     {
 502         WideCharToMultiByte(CP_ACP, 0, szwFeature, -1,
 503                             szFeature, GUID_SIZE, NULL, NULL);
 504         WideCharToMultiByte(CP_ACP, 0, szwParent, -1,
 505                             szParent, GUID_SIZE, NULL, NULL);
 506     }
 507
 508     if( szwProduct )
 509         HeapFree( GetProcessHeap(), 0, szwProduct);
 510
 511     return r;
 512 }
 513
 514 UINT WINAPI MsiEnumFeaturesW(LPCWSTR szProduct, DWORD index,
 515       LPWSTR szFeature, LPWSTR szParent)
 516 {
 517     HKEY hkey = 0, hkeyFeatures = 0, hkeyProduct = 0;
 518     DWORD r, sz;
 519     WCHAR szRegName[GUID_SIZE];
 520
 521     TRACE("%s %ld %p %p\n",debugstr_w(szProduct),index,szFeature,szParent);
 522
 523     if( !squash_guid(szProduct, szRegName) )
 524         return ERROR_INVALID_PARAMETER;
 525
 526     r = RegOpenKeyW(HKEY_LOCAL_MACHINE, szInstaller, &hkey);
 527     if( r != ERROR_SUCCESS )
 528         goto end;
 529
 530     r = RegOpenKeyW(hkey, szFeatures, &hkeyFeatures);
 531     if( r != ERROR_SUCCESS )
 532         goto end;
 533
 534     r = RegOpenKeyW(hkeyFeatures, szRegName, &hkeyProduct);
 535     if( r != ERROR_SUCCESS )
 536         goto end;
 537
 538     sz = GUID_SIZE;
 539     r = RegEnumValueW(hkeyProduct, index, szFeature, &sz, NULL, NULL, NULL, NULL);
 540
 541 end:
 542     if( hkeyProduct )
 543         RegCloseKey(hkeyProduct);
 544     if( hkeyFeatures )
 545         RegCloseKey(hkeyFeatures);
 546     if( hkey )
 547         RegCloseKey(hkey);
 548
 549     return r;
 550 }
 551
 552 UINT WINAPI MsiEnumComponentsA(DWORD index, LPSTR lpguid)
 553 {
 554     DWORD r;
 555     WCHAR szwGuid[GUID_SIZE];
 556
 557     TRACE("%ld %p\n",index,lpguid);
 558
 559     r = MsiEnumComponentsW(index, szwGuid);
 560     if( r == ERROR_SUCCESS )
 561         WideCharToMultiByte(CP_ACP, 0, szwGuid, -1, lpguid, GUID_SIZE, NULL, NULL);
 562
 563     return r;
 564 }
 565
 566 UINT WINAPI MsiEnumComponentsW(DWORD index, LPWSTR lpguid)
 567 {
 568     HKEY hkey = 0, hkeyComponents = 0;
 569     DWORD r;
 570     WCHAR szKeyName[33];
 571
 572     TRACE("%ld %p\n",index,lpguid);
 573
 574     r = RegOpenKeyW(HKEY_LOCAL_MACHINE, szInstaller, &hkey);
 575     if( r != ERROR_SUCCESS )
 576         goto end;
 577
 578     r = RegOpenKeyW(hkey, szComponents, &hkeyComponents);
 579     if( r != ERROR_SUCCESS )
 580         goto end;
 581
 582     r = RegEnumKeyW(hkeyComponents, index, szKeyName, GUID_SIZE);
 583
 584     unsquash_guid(szKeyName, lpguid);
 585
 586 end:
 587
 588     if( hkeyComponents )
 589         RegCloseKey(hkeyComponents);
 590     if( hkey )
 591         RegCloseKey(hkey);
 592
 593     return r;
 594 }
 595
 596 UINT WINAPI MsiEnumClientsA(LPCSTR szComponent, DWORD index, LPSTR szProduct)
 597 {
 598     DWORD r;
 599     WCHAR szwProduct[GUID_SIZE];
 600     LPWSTR szwComponent = NULL;
 601
 602     TRACE("%s %ld %p\n",debugstr_a(szComponent),index,szProduct);
 603
 604     if( szComponent )
 605     {
 606         UINT len = MultiByteToWideChar( CP_ACP, 0, szComponent, -1, NULL, 0 );
 607         szwComponent = HeapAlloc( GetProcessHeap(), 0, len * sizeof (WCHAR) );
 608         if( szwComponent )
 609             MultiByteToWideChar( CP_ACP, 0, szComponent, -1, szwComponent, len );
 610         else
 611             return ERROR_FUNCTION_FAILED;
 612     }
 613
 614     r = MsiEnumClientsW(szComponent?szwComponent:NULL, index, szwProduct);
 615     if( r == ERROR_SUCCESS )
 616     {
 617         WideCharToMultiByte(CP_ACP, 0, szwProduct, -1,
 618                             szProduct, GUID_SIZE, NULL, NULL);
 619     }
 620
 621     if( szwComponent )
 622         HeapFree( GetProcessHeap(), 0, szwComponent);
 623
 624     return r;
 625 }
 626
 627 UINT WINAPI MsiEnumClientsW(LPCWSTR szComponent, DWORD index, LPWSTR szProduct)
 628 {
 629     HKEY hkey = 0, hkeyComponents = 0, hkeyComp = 0;
 630     DWORD r, sz;
 631     WCHAR szRegName[GUID_SIZE], szValName[GUID_SIZE];
 632
 633     TRACE("%s %ld %p\n",debugstr_w(szComponent),index,szProduct);
 634
 635     if( !squash_guid(szComponent, szRegName) )
 636         return ERROR_INVALID_PARAMETER;
 637
 638     r = RegOpenKeyW(HKEY_LOCAL_MACHINE, szInstaller, &hkey);
 639     if( r != ERROR_SUCCESS )
 640         goto end;
 641
 642     r = RegOpenKeyW(hkey, szComponents, &hkeyComponents);
 643     if( r != ERROR_SUCCESS )
 644         goto end;
 645
 646     r = RegOpenKeyW(hkeyComponents, szRegName, &hkeyComp);
 647     if( r != ERROR_SUCCESS )
 648         goto end;
 649
 650     sz = GUID_SIZE;
 651     r = RegEnumValueW(hkeyComp, index, szValName, &sz, NULL, NULL, NULL, NULL);
 652     if( r != ERROR_SUCCESS )
 653         goto end;
 654
 655     unsquash_guid(szValName, szProduct);
 656
 657 end:
 658     if( hkeyComp )
 659         RegCloseKey(hkeyComp);
 660     if( hkeyComponents )
 661         RegCloseKey(hkeyComponents);
 662     if( hkey )
 663         RegCloseKey(hkey);
 664
 665     return r;
 666 }
 667
 668 UINT WINAPI MsiEnumComponentQualifiersA(
 669     LPSTR szComponent, DWORD iIndex, LPSTR lpQualifierBuf, DWORD* pcchQualifierBuf, LPSTR lpApplicationDataBuf, DWORD* pcchApplicationDataBuf)
 670 {
 671 FIXME("%s 0x%08lx %p %p %p %p\n", debugstr_a(szComponent), iIndex, lpQualifierBuf, pcchQualifierBuf, lpApplicationDataBuf, pcchApplicationDataBuf);
 672     return ERROR_CALL_NOT_IMPLEMENTED;
 673 }
 674
 675 UINT WINAPI MsiEnumComponentQualifiersW(
 676     LPWSTR szComponent, DWORD iIndex, LPWSTR lpQualifierBuf, DWORD* pcchQualifierBuf, LPWSTR lpApplicationDataBuf, DWORD* pcchApplicationDataBuf)
 677 {
 678 FIXME("%s 0x%08lx %p %p %p %p\n", debugstr_w(szComponent), iIndex, lpQualifierBuf, pcchQualifierBuf, lpApplicationDataBuf, pcchApplicationDataBuf);
 679     return ERROR_CALL_NOT_IMPLEMENTED;
 680 }
 681
 682 UINT WINAPI MsiProvideAssemblyA(
 683     LPCSTR szAssemblyName, LPCSTR szAppContext, DWORD dwInstallMode, DWORD dwAssemblyInfo, LPSTR lpPathBuf, DWORD* pcchPathBuf)
 684 {
 685     FIXME("%s %s 0x%08lx 0x%08lx %p %p\n",
 686         debugstr_a(szAssemblyName),  debugstr_a(szAppContext), dwInstallMode, dwAssemblyInfo, lpPathBuf, pcchPathBuf);
 687     return ERROR_CALL_NOT_IMPLEMENTED;
 688 }
 689
 690 UINT WINAPI MsiProvideAssemblyW(
 691     LPCWSTR szAssemblyName, LPCWSTR szAppContext, DWORD dwInstallMode, DWORD dwAssemblyInfo, LPWSTR lpPathBuf, DWORD* pcchPathBuf)
 692 {
 693     FIXME("%s %s 0x%08lx 0x%08lx %p %p\n",
 694         debugstr_w(szAssemblyName),  debugstr_w(szAppContext), dwInstallMode, dwAssemblyInfo, lpPathBuf, pcchPathBuf);
 695     return ERROR_CALL_NOT_IMPLEMENTED;
 696 }
 697
 698 UINT WINAPI MsiProvideComponentFromDescriptorA( LPCSTR szDescriptor, LPSTR szPath, DWORD *pcchPath, DWORD *pcchArgs )
 699 {
 700     FIXME("%s %p %p %p\n", debugstr_a(szDescriptor), szPath, pcchPath, pcchArgs );
 701     return ERROR_CALL_NOT_IMPLEMENTED;
 702 }
 703
 704 UINT WINAPI MsiProvideComponentFromDescriptorW( LPCWSTR szDescriptor, LPWSTR szPath, DWORD *pcchPath, DWORD *pcchArgs )
 705 {
 706     FIXME("%s %p %p %p\n", debugstr_w(szDescriptor), szPath, pcchPath, pcchArgs );
 707     return ERROR_CALL_NOT_IMPLEMENTED;
 708 }
 709
 710 HRESULT WINAPI MsiGetFileSignatureInformationA(
 711   LPCSTR szSignedObjectPath, DWORD dwFlags, PCCERT_CONTEXT* ppcCertContext, BYTE* pbHashData, DWORD* pcbHashData)
 712 {
 713     FIXME("%s 0x%08lx %p %p %p\n", debugstr_a(szSignedObjectPath), dwFlags, ppcCertContext, pbHashData, pcbHashData);
 714     return ERROR_CALL_NOT_IMPLEMENTED;
 715 }
 716
 717 HRESULT WINAPI MsiGetFileSignatureInformationW(
 718   LPCWSTR szSignedObjectPath, DWORD dwFlags, PCCERT_CONTEXT* ppcCertContext, BYTE* pbHashData, DWORD* pcbHashData)
 719 {
 720     FIXME("%s 0x%08lx %p %p %p\n", debugstr_w(szSignedObjectPath), dwFlags, ppcCertContext, pbHashData, pcbHashData);
 721     return ERROR_CALL_NOT_IMPLEMENTED;
 722 }
 723
 724 HRESULT WINAPI MSI_DllGetVersion(DLLVERSIONINFO *pdvi)
 725 {
 726     TRACE("%p\n",pdvi);
 727
 728     if (pdvi->cbSize != sizeof(DLLVERSIONINFO))
 729         return E_INVALIDARG;
 730
 731     pdvi->dwMajorVersion = MSI_MAJORVERSION;
 732     pdvi->dwMinorVersion = MSI_MINORVERSION;
 733     pdvi->dwBuildNumber = MSI_BUILDNUMBER;
 734     pdvi->dwPlatformID = 1;
 735
 736     return S_OK;
 737 }
 738
 739 BOOL WINAPI MSI_DllCanUnloadNow(void)
 740 {
 741     return FALSE;
 742 }