dlls/msi/registry.c

   1 /*
   2  * Implementation of the Microsoft Installer (msi.dll)
   3  *
   4  * Copyright 2005 Mike McCormack for CodeWeavers
   5  * Copyright 2005 Aric Stewart for CodeWeavers
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  20  */
  21
  22 #include <stdarg.h>
  23
  24 #define COBJMACROS
  25 #define NONAMELESSUNION
  26
  27 #include "windef.h"
  28 #include "winbase.h"
  29 #include "winreg.h"
  30 #include "winnls.h"
  31 #include "shlwapi.h"
  32 #include "wine/debug.h"
  33 #include "msi.h"
  34 #include "msipriv.h"
  35 #include "wincrypt.h"
  36 #include "wine/unicode.h"
  37 #include "winver.h"
  38 #include "winuser.h"
  39 #include "sddl.h"
  40
  41 WINE_DEFAULT_DEBUG_CHANNEL(msi);
  42
  43
  44 /*
  45  * This module will be all the helper functions for registry access by the
  46  * installer bits.
  47  */
  48 static const WCHAR szUserFeatures_fmt[] = {
  49 'S','o','f','t','w','a','r','e','\\',
  50 'M','i','c','r','o','s','o','f','t','\\',
  51 'I','n','s','t','a','l','l','e','r','\\',
  52 'F','e','a','t','u','r','e','s','\\',
  53 '%','s',0};
  54
  55 static const WCHAR szUserDataFeatures_fmt[] = {
  56 'S','o','f','t','w','a','r','e','\\',
  57 'M','i','c','r','o','s','o','f','t','\\',
  58 'W','i','n','d','o','w','s','\\',
  59 'C','u','r','r','e','n','t','V','e','r','s','i','o','n','\\',
  60 'I','n','s','t','a','l','l','e','r','\\',
  61 'U','s','e','r','D','a','t','a','\\',
  62 '%','s','\\','P','r','o','d','u','c','t','s','\\',
  63 '%','s','\\','F','e','a','t','u','r','e','s',0};
  64
  65 static const WCHAR szInstaller_Features_fmt[] = {
  66 'S','o','f','t','w','a','r','e','\\',
  67 'M','i','c','r','o','s','o','f','t','\\',
  68 'W','i','n','d','o','w','s','\\',
  69 'C','u','r','r','e','n','t','V','e','r','s','i','o','n','\\',
  70 'I','n','s','t','a','l','l','e','r','\\',
  71 'F','e','a','t','u','r','e','s','\\',
  72 '%','s',0};
  73
  74 static const WCHAR szInstaller_Components[] = {
  75 'S','o','f','t','w','a','r','e','\\',
  76 'M','i','c','r','o','s','o','f','t','\\',
  77 'W','i','n','d','o','w','s','\\',
  78 'C','u','r','r','e','n','t','V','e','r','s','i','o','n','\\',
  79 'I','n','s','t','a','l','l','e','r','\\',
  80 'C','o','m','p','o','n','e','n','t','s',0 };
  81
  82 static const WCHAR szUser_Components_fmt[] = {
  83 'S','o','f','t','w','a','r','e','\\',
  84 'M','i','c','r','o','s','o','f','t','\\',
  85 'I','n','s','t','a','l','l','e','r','\\',
  86 'C','o','m','p','o','n','e','n','t','s','\\',
  87 '%','s',0};
  88
  89 static const WCHAR szUserDataComp_fmt[] = {
  90 'S','o','f','t','w','a','r','e','\\',
  91 'M','i','c','r','o','s','o','f','t','\\',
  92 'W','i','n','d','o','w','s','\\',
  93 'C','u','r','r','e','n','t','V','e','r','s','i','o','n','\\',
  94 'I','n','s','t','a','l','l','e','r','\\',
  95 'U','s','e','r','D','a','t','a','\\',
  96 '%','s','\\','C','o','m','p','o','n','e','n','t','s','\\','%','s',0};
  97
  98 static const WCHAR szUninstall_fmt[] = {
  99 'S','o','f','t','w','a','r','e','\\',
 100 'M','i','c','r','o','s','o','f','t','\\',
 101 'W','i','n','d','o','w','s','\\',
 102 'C','u','r','r','e','n','t','V','e','r','s','i','o','n','\\',
 103 'U','n','i','n','s','t','a','l','l','\\',
 104 '%','s',0 };
 105
 106 static const WCHAR szUserProduct_fmt[] = {
 107 'S','o','f','t','w','a','r','e','\\',
 108 'M','i','c','r','o','s','o','f','t','\\',
 109 'I','n','s','t','a','l','l','e','r','\\',
 110 'P','r','o','d','u','c','t','s','\\',
 111 '%','s',0};
 112
 113 static const WCHAR szUserPatch_fmt[] = {
 114 'S','o','f','t','w','a','r','e','\\',
 115 'M','i','c','r','o','s','o','f','t','\\',
 116 'I','n','s','t','a','l','l','e','r','\\',
 117 'P','a','t','c','h','e','s','\\',
 118 '%','s',0};
 119
 120 static const WCHAR szInstaller_Products[] = {
 121 'S','o','f','t','w','a','r','e','\\',
 122 'M','i','c','r','o','s','o','f','t','\\',
 123 'W','i','n','d','o','w','s','\\',
 124 'C','u','r','r','e','n','t','V','e','r','s','i','o','n','\\',
 125 'I','n','s','t','a','l','l','e','r','\\',
 126 'P','r','o','d','u','c','t','s',0};
 127
 128 static const WCHAR szInstaller_Products_fmt[] = {
 129 'S','o','f','t','w','a','r','e','\\',
 130 'M','i','c','r','o','s','o','f','t','\\',
 131 'W','i','n','d','o','w','s','\\',
 132 'C','u','r','r','e','n','t','V','e','r','s','i','o','n','\\',
 133 'I','n','s','t','a','l','l','e','r','\\',
 134 'P','r','o','d','u','c','t','s','\\',
 135 '%','s',0};
 136
 137 static const WCHAR szInstaller_Patches_fmt[] = {
 138 'S','o','f','t','w','a','r','e','\\',
 139 'M','i','c','r','o','s','o','f','t','\\',
 140 'W','i','n','d','o','w','s','\\',
 141 'C','u','r','r','e','n','t','V','e','r','s','i','o','n','\\',
 142 'I','n','s','t','a','l','l','e','r','\\',
 143 'P','a','t','c','h','e','s','\\',
 144 '%','s',0};
 145
 146 static const WCHAR szInstaller_UpgradeCodes_fmt[] = {
 147 'S','o','f','t','w','a','r','e','\\',
 148 'M','i','c','r','o','s','o','f','t','\\',
 149 'W','i','n','d','o','w','s','\\',
 150 'C','u','r','r','e','n','t','V','e','r','s','i','o','n','\\',
 151 'I','n','s','t','a','l','l','e','r','\\',
 152 'U','p','g','r','a','d','e','C','o','d','e','s','\\',
 153 '%','s',0};
 154
 155 static const WCHAR szInstaller_UserUpgradeCodes_fmt[] = {
 156 'S','o','f','t','w','a','r','e','\\',
 157 'M','i','c','r','o','s','o','f','t','\\',
 158 'I','n','s','t','a','l','l','e','r','\\',
 159 'U','p','g','r','a','d','e','C','o','d','e','s','\\',
 160 '%','s',0};
 161
 162 static const WCHAR szUserDataProd_fmt[] = {
 163 'S','o','f','t','w','a','r','e','\\',
 164 'M','i','c','r','o','s','o','f','t','\\',
 165 'W','i','n','d','o','w','s','\\',
 166 'C','u','r','r','e','n','t','V','e','r','s','i','o','n','\\',
 167 'I','n','s','t','a','l','l','e','r','\\',
 168 'U','s','e','r','D','a','t','a','\\',
 169 '%','s','\\','P','r','o','d','u','c','t','s','\\','%','s',0};
 170
 171 static const WCHAR szInstallProperties_fmt[] = {
 172 'S','o','f','t','w','a','r','e','\\',
 173 'M','i','c','r','o','s','o','f','t','\\',
 174 'W','i','n','d','o','w','s','\\',
 175 'C','u','r','r','e','n','t','V','e','r','s','i','o','n','\\',
 176 'I','n','s','t','a','l','l','e','r','\\',
 177 'U','s','e','r','D','a','t','a','\\',
 178 '%','s','\\','P','r','o','d','u','c','t','s','\\','%','s','\\',
 179 'I','n','s','t','a','l','l','P','r','o','p','e','r','t','i','e','s',0};
 180
 181 static const WCHAR szInstaller_LocalSystemProductCodes_fmt[] = {
 182 'S','o','f','t','w','a','r','e','\\',
 183 'M','i','c','r','o','s','o','f','t','\\',
 184 'W','i','n','d','o','w','s','\\',
 185 'C','u','r','r','e','n','t','V','e','r','s','i','o','n','\\',
 186 'I','n','s','t','a','l','l','e','r','\\',
 187 'U','s','e','r','D','a','t','a','\\',
 188 'S','-','1','-','5','-','1','8','\\','P','r','o','d','u','c','t','s','\\',
 189 '%','s','\\','I','n','s','t','a','l','l','P','r','o','p','e','r','t','i','e','s',0};
 190
 191 static const WCHAR szInstaller_LocalSystemComponent_fmt[] = {
 192 'S','o','f','t','w','a','r','e','\\',
 193 'M','i','c','r','o','s','o','f','t','\\',
 194 'W','i','n','d','o','w','s','\\',
 195 'C','u','r','r','e','n','t','V','e','r','s','i','o','n','\\',
 196 'I','n','s','t','a','l','l','e','r','\\',
 197 'U','s','e','r','D','a','t','a','\\',
 198 'S','-','1','-','5','-','1','8','\\',
 199 'C','o','m','p','o','n','e','n','t','s','\\','%','s',0};
 200
 201 static const WCHAR szInstaller_LocalClassesProd_fmt[] = {
 202 'S','o','f','t','w','a','r','e','\\',
 203 'C','l','a','s','s','e','s','\\',
 204 'I','n','s','t','a','l','l','e','r','\\',
 205 'P','r','o','d','u','c','t','s','\\','%','s',0};
 206
 207 static const WCHAR szInstaller_LocalClassesFeat_fmt[] = {
 208 'S','o','f','t','w','a','r','e','\\',
 209 'C','l','a','s','s','e','s','\\',
 210 'I','n','s','t','a','l','l','e','r','\\',
 211 'F','e','a','t','u','r','e','s','\\','%','s',0};
 212
 213 static const WCHAR szInstaller_LocalManagedProd_fmt[] = {
 214 'S','o','f','t','w','a','r','e','\\',
 215 'M','i','c','r','o','s','o','f','t','\\',
 216 'W','i','n','d','o','w','s','\\',
 217 'C','u','r','r','e','n','t','V','e','r','s','i','o','n','\\',
 218 'I','n','s','t','a','l','l','e','r','\\',
 219 'M','a','n','a','g','e','d','\\','%','s','\\',
 220 'I','n','s','t','a','l','l','e','r','\\',
 221 'P','r','o','d','u','c','t','s','\\','%','s',0};
 222
 223 static const WCHAR szInstaller_LocalManagedFeat_fmt[] = {
 224 'S','o','f','t','w','a','r','e','\\',
 225 'M','i','c','r','o','s','o','f','t','\\',
 226 'W','i','n','d','o','w','s','\\',
 227 'C','u','r','r','e','n','t','V','e','r','s','i','o','n','\\',
 228 'I','n','s','t','a','l','l','e','r','\\',
 229 'M','a','n','a','g','e','d','\\','%','s','\\',
 230 'I','n','s','t','a','l','l','e','r','\\',
 231 'F','e','a','t','u','r','e','s','\\','%','s',0};
 232
 233 static const WCHAR szInstaller_ClassesUpgrade_fmt[] = {
 234 'I','n','s','t','a','l','l','e','r','\\',
 235 'U','p','g','r','a','d','e','C','o','d','e','s','\\',
 236 '%','s',0};
 237
 238 static const WCHAR localsid[] = {'S','-','1','-','5','-','1','8',0};
 239
 240 BOOL unsquash_guid(LPCWSTR in, LPWSTR out)
 241 {
 242     DWORD i,n=0;
 243
 244     out[n++]='{';
 245     for(i=0; i<8; i++)
 246         out[n++] = in[7-i];
 247     out[n++]='-';
 248     for(i=0; i<4; i++)
 249         out[n++] = in[11-i];
 250     out[n++]='-';
 251     for(i=0; i<4; i++)
 252         out[n++] = in[15-i];
 253     out[n++]='-';
 254     for(i=0; i<2; i++)
 255     {
 256         out[n++] = in[17+i*2];
 257         out[n++] = in[16+i*2];
 258     }
 259     out[n++]='-';
 260     for( ; i<8; i++)
 261     {
 262         out[n++] = in[17+i*2];
 263         out[n++] = in[16+i*2];
 264     }
 265     out[n++]='}';
 266     out[n]=0;
 267     return TRUE;
 268 }
 269
 270 BOOL squash_guid(LPCWSTR in, LPWSTR out)
 271 {
 272     DWORD i,n=1;
 273     GUID guid;
 274
 275     out[0] = 0;
 276
 277     if (FAILED(CLSIDFromString((LPOLESTR)in, &guid)))
 278         return FALSE;
 279
 280     for(i=0; i<8; i++)
 281         out[7-i] = in[n++];
 282     n++;
 283     for(i=0; i<4; i++)
 284         out[11-i] = in[n++];
 285     n++;
 286     for(i=0; i<4; i++)
 287         out[15-i] = in[n++];
 288     n++;
 289     for(i=0; i<2; i++)
 290     {
 291         out[17+i*2] = in[n++];
 292         out[16+i*2] = in[n++];
 293     }
 294     n++;
 295     for( ; i<8; i++)
 296     {
 297         out[17+i*2] = in[n++];
 298         out[16+i*2] = in[n++];
 299     }
 300     out[32]=0;
 301     return TRUE;
 302 }
 303
 304
 305 /* tables for encoding and decoding base85 */
 306 static const unsigned char table_dec85[0x80] = {
 307 0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,
 308 0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,
 309 0xff,0x00,0xff,0xff,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0a,0x0b,0xff,
 310 0x0c,0x0d,0x0e,0x0f,0x10,0x11,0x12,0x13,0x14,0x15,0xff,0xff,0xff,0x16,0xff,0x17,
 311 0x18,0x19,0x1a,0x1b,0x1c,0x1d,0x1e,0x1f,0x20,0x21,0x22,0x23,0x24,0x25,0x26,0x27,
 312 0x28,0x29,0x2a,0x2b,0x2c,0x2d,0x2e,0x2f,0x30,0x31,0x32,0x33,0xff,0x34,0x35,0x36,
 313 0x37,0x38,0x39,0x3a,0x3b,0x3c,0x3d,0x3e,0x3f,0x40,0x41,0x42,0x43,0x44,0x45,0x46,
 314 0x47,0x48,0x49,0x4a,0x4b,0x4c,0x4d,0x4e,0x4f,0x50,0x51,0x52,0xff,0x53,0x54,0xff,
 315 };
 316
 317 static const char table_enc85[] =
 318 "!$%&'()*+,-.0123456789=?@ABCDEFGHIJKLMNO"
 319 "PQRSTUVWXYZ[]^_`abcdefghijklmnopqrstuvwx"
 320 "yz{}~";
 321
 322 /*
 323  *  Converts a base85 encoded guid into a GUID pointer
 324  *  Base85 encoded GUIDs should be 20 characters long.
 325  *
 326  *  returns TRUE if successful, FALSE if not
 327  */
 328 BOOL decode_base85_guid( LPCWSTR str, GUID *guid )
 329 {
 330     DWORD i, val = 0, base = 1, *p;
 331
 332     if (!str)
 333         return FALSE;
 334
 335     p = (DWORD*) guid;
 336     for( i=0; i<20; i++ )
 337     {
 338         if( (i%5) == 0 )
 339         {
 340             val = 0;
 341             base = 1;
 342         }
 343         val += table_dec85[str[i]] * base;
 344         if( str[i] >= 0x80 )
 345             return FALSE;
 346         if( table_dec85[str[i]] == 0xff )
 347             return FALSE;
 348         if( (i%5) == 4 )
 349             p[i/5] = val;
 350         base *= 85;
 351     }
 352     return TRUE;
 353 }
 354
 355 /*
 356  *  Encodes a base85 guid given a GUID pointer
 357  *  Caller should provide a 21 character buffer for the encoded string.
 358  *
 359  *  returns TRUE if successful, FALSE if not
 360  */
 361 BOOL encode_base85_guid( GUID *guid, LPWSTR str )
 362 {
 363     unsigned int x, *p, i;
 364
 365     p = (unsigned int*) guid;
 366     for( i=0; i<4; i++ )
 367     {
 368         x = p[i];
 369         *str++ = table_enc85[x%85];
 370         x = x/85;
 371         *str++ = table_enc85[x%85];
 372         x = x/85;
 373         *str++ = table_enc85[x%85];
 374         x = x/85;
 375         *str++ = table_enc85[x%85];
 376         x = x/85;
 377         *str++ = table_enc85[x%85];
 378     }
 379     *str = 0;
 380
 381     return TRUE;
 382 }
 383
 384 DWORD msi_version_str_to_dword(LPCWSTR p)
 385 {
 386     DWORD major, minor = 0, build = 0, version = 0;
 387
 388     if (!p)
 389         return version;
 390
 391     major = atoiW(p);
 392
 393     p = strchrW(p, '.');
 394     if (p)
 395     {
 396         minor = atoiW(p+1);
 397         p = strchrW(p+1, '.');
 398         if (p)
 399             build = atoiW(p+1);
 400     }
 401
 402     return MAKELONG(build, MAKEWORD(minor, major));
 403 }
 404
 405 LPWSTR msi_version_dword_to_str(DWORD version)
 406 {
 407     static const WCHAR fmt[] = { '%','u','.','%','u','.','%','u',0 };
 408     LPWSTR str = msi_alloc(20);
 409     sprintfW(str, fmt,
 410              (version&0xff000000)>>24,
 411              (version&0x00ff0000)>>16,
 412               version&0x0000ffff);
 413     return str;
 414 }
 415
 416 LONG msi_reg_set_val_str( HKEY hkey, LPCWSTR name, LPCWSTR value )
 417 {
 418     static const WCHAR emptyW[] = {0};
 419     DWORD len;
 420     if (!value) value = emptyW;
 421     len = (lstrlenW(value) + 1) * sizeof (WCHAR);
 422     return RegSetValueExW( hkey, name, 0, REG_SZ, (const BYTE *)value, len );
 423 }
 424
 425 LONG msi_reg_set_val_multi_str( HKEY hkey, LPCWSTR name, LPCWSTR value )
 426 {
 427     LPCWSTR p = value;
 428     while (*p) p += lstrlenW(p) + 1;
 429     return RegSetValueExW( hkey, name, 0, REG_MULTI_SZ,
 430                            (const BYTE *)value, (p + 1 - value) * sizeof(WCHAR) );
 431 }
 432
 433 LONG msi_reg_set_val_dword( HKEY hkey, LPCWSTR name, DWORD val )
 434 {
 435     return RegSetValueExW( hkey, name, 0, REG_DWORD, (LPBYTE)&val, sizeof (DWORD) );
 436 }
 437
 438 LONG msi_reg_set_subkey_val( HKEY hkey, LPCWSTR path, LPCWSTR name, LPCWSTR val )
 439 {
 440     HKEY hsubkey = 0;
 441     LONG r;
 442
 443     r = RegCreateKeyW( hkey, path, &hsubkey );
 444     if (r != ERROR_SUCCESS)
 445         return r;
 446     r = msi_reg_set_val_str( hsubkey, name, val );
 447     RegCloseKey( hsubkey );
 448     return r;
 449 }
 450
 451 LPWSTR msi_reg_get_val_str( HKEY hkey, LPCWSTR name )
 452 {
 453     DWORD len = 0;
 454     LPWSTR val;
 455     LONG r;
 456
 457     r = RegQueryValueExW(hkey, name, NULL, NULL, NULL, &len);
 458     if (r != ERROR_SUCCESS)
 459         return NULL;
 460
 461     len += sizeof (WCHAR);
 462     val = msi_alloc( len );
 463     if (!val)
 464         return NULL;
 465     val[0] = 0;
 466     RegQueryValueExW(hkey, name, NULL, NULL, (LPBYTE) val, &len);
 467     return val;
 468 }
 469
 470 BOOL msi_reg_get_val_dword( HKEY hkey, LPCWSTR name, DWORD *val)
 471 {
 472     DWORD type, len = sizeof (DWORD);
 473     LONG r = RegQueryValueExW(hkey, name, NULL, &type, (LPBYTE) val, &len);
 474     return r == ERROR_SUCCESS && type == REG_DWORD;
 475 }
 476
 477 static UINT get_user_sid(LPWSTR *usersid)
 478 {
 479     HANDLE token;
 480     BYTE buf[1024];
 481     DWORD size;
 482     PTOKEN_USER user;
 483
 484     if (!OpenProcessToken(GetCurrentProcess(), TOKEN_QUERY, &token))
 485         return ERROR_FUNCTION_FAILED;
 486
 487     size = sizeof(buf);
 488     if (!GetTokenInformation(token, TokenUser, (void *)buf, size, &size)) {
 489         CloseHandle(token);
 490         return ERROR_FUNCTION_FAILED;
 491     }
 492
 493     user = (PTOKEN_USER)buf;
 494     if (!ConvertSidToStringSidW(user->User.Sid, usersid)) {
 495         CloseHandle(token);
 496         return ERROR_FUNCTION_FAILED;
 497     }
 498     CloseHandle(token);
 499     return ERROR_SUCCESS;
 500 }
 501
 502 UINT MSIREG_OpenUninstallKey(LPCWSTR szProduct, HKEY* key, BOOL create)
 503 {
 504     UINT rc;
 505     WCHAR keypath[0x200];
 506     TRACE("%s\n",debugstr_w(szProduct));
 507
 508     sprintfW(keypath,szUninstall_fmt,szProduct);
 509
 510     if (create)
 511         rc = RegCreateKeyW(HKEY_LOCAL_MACHINE, keypath, key);
 512     else
 513         rc = RegOpenKeyW(HKEY_LOCAL_MACHINE, keypath, key);
 514
 515     return rc;
 516 }
 517
 518 UINT MSIREG_DeleteUninstallKey(LPCWSTR szProduct)
 519 {
 520     WCHAR keypath[0x200];
 521     TRACE("%s\n",debugstr_w(szProduct));
 522
 523     sprintfW(keypath,szUninstall_fmt,szProduct);
 524
 525     return RegDeleteTreeW(HKEY_LOCAL_MACHINE, keypath);
 526 }
 527
 528 UINT MSIREG_OpenUserProductsKey(LPCWSTR szProduct, HKEY* key, BOOL create)
 529 {
 530     UINT rc;
 531     WCHAR squished_pc[GUID_SIZE];
 532     WCHAR keypath[0x200];
 533
 534     TRACE("%s\n",debugstr_w(szProduct));
 535     if (!squash_guid(szProduct,squished_pc))
 536         return ERROR_FUNCTION_FAILED;
 537     TRACE("squished (%s)\n", debugstr_w(squished_pc));
 538
 539     sprintfW(keypath,szUserProduct_fmt,squished_pc);
 540
 541     if (create)
 542         rc = RegCreateKeyW(HKEY_CURRENT_USER,keypath,key);
 543     else
 544         rc = RegOpenKeyW(HKEY_CURRENT_USER,keypath,key);
 545
 546     return rc;
 547 }
 548
 549 UINT MSIREG_DeleteUserProductKey(LPCWSTR szProduct)
 550 {
 551     WCHAR squished_pc[GUID_SIZE];
 552     WCHAR keypath[0x200];
 553
 554     TRACE("%s\n",debugstr_w(szProduct));
 555     if (!squash_guid(szProduct,squished_pc))
 556         return ERROR_FUNCTION_FAILED;
 557     TRACE("squished (%s)\n", debugstr_w(squished_pc));
 558
 559     sprintfW(keypath,szUserProduct_fmt,squished_pc);
 560
 561     return RegDeleteTreeW(HKEY_CURRENT_USER, keypath);
 562 }
 563
 564 UINT MSIREG_OpenUserPatchesKey(LPCWSTR szPatch, HKEY* key, BOOL create)
 565 {
 566     UINT rc;
 567     WCHAR squished_pc[GUID_SIZE];
 568     WCHAR keypath[0x200];
 569
 570     TRACE("%s\n",debugstr_w(szPatch));
 571     if (!squash_guid(szPatch,squished_pc))
 572         return ERROR_FUNCTION_FAILED;
 573     TRACE("squished (%s)\n", debugstr_w(squished_pc));
 574
 575     sprintfW(keypath,szUserPatch_fmt,squished_pc);
 576
 577     if (create)
 578         rc = RegCreateKeyW(HKEY_CURRENT_USER,keypath,key);
 579     else
 580         rc = RegOpenKeyW(HKEY_CURRENT_USER,keypath,key);
 581
 582     return rc;
 583 }
 584
 585 UINT MSIREG_OpenUserFeaturesKey(LPCWSTR szProduct, HKEY* key, BOOL create)
 586 {
 587     UINT rc;
 588     WCHAR squished_pc[GUID_SIZE];
 589     WCHAR keypath[0x200];
 590
 591     TRACE("%s\n",debugstr_w(szProduct));
 592     if (!squash_guid(szProduct,squished_pc))
 593         return ERROR_FUNCTION_FAILED;
 594     TRACE("squished (%s)\n", debugstr_w(squished_pc));
 595
 596     sprintfW(keypath,szUserFeatures_fmt,squished_pc);
 597
 598     if (create)
 599         rc = RegCreateKeyW(HKEY_CURRENT_USER,keypath,key);
 600     else
 601         rc = RegOpenKeyW(HKEY_CURRENT_USER,keypath,key);
 602
 603     return rc;
 604 }
 605
 606 UINT MSIREG_DeleteUserFeaturesKey(LPCWSTR szProduct)
 607 {
 608     WCHAR squished_pc[GUID_SIZE];
 609     WCHAR keypath[0x200];
 610
 611     TRACE("%s\n",debugstr_w(szProduct));
 612     if (!squash_guid(szProduct,squished_pc))
 613         return ERROR_FUNCTION_FAILED;
 614     TRACE("squished (%s)\n", debugstr_w(squished_pc));
 615
 616     sprintfW(keypath,szUserFeatures_fmt,squished_pc);
 617     return RegDeleteTreeW(HKEY_CURRENT_USER, keypath);
 618 }
 619
 620 UINT MSIREG_OpenFeaturesKey(LPCWSTR szProduct, HKEY* key, BOOL create)
 621 {
 622     UINT rc;
 623     WCHAR squished_pc[GUID_SIZE];
 624     WCHAR keypath[0x200];
 625
 626     TRACE("%s\n",debugstr_w(szProduct));
 627     if (!squash_guid(szProduct,squished_pc))
 628         return ERROR_FUNCTION_FAILED;
 629     TRACE("squished (%s)\n", debugstr_w(squished_pc));
 630
 631     sprintfW(keypath,szInstaller_Features_fmt,squished_pc);
 632
 633     if (create)
 634         rc = RegCreateKeyW(HKEY_LOCAL_MACHINE,keypath,key);
 635     else
 636         rc = RegOpenKeyW(HKEY_LOCAL_MACHINE,keypath,key);
 637
 638     return rc;
 639 }
 640
 641 UINT MSIREG_OpenUserDataFeaturesKey(LPCWSTR szProduct, HKEY *key, BOOL create)
 642 {
 643     UINT rc;
 644     WCHAR squished_pc[GUID_SIZE];
 645     WCHAR keypath[0x200];
 646     LPWSTR usersid;
 647
 648     TRACE("%s\n", debugstr_w(szProduct));
 649     if (!squash_guid(szProduct, squished_pc))
 650         return ERROR_FUNCTION_FAILED;
 651     TRACE("squished (%s)\n", debugstr_w(squished_pc));
 652
 653     rc = get_user_sid(&usersid);
 654     if (rc != ERROR_SUCCESS || !usersid)
 655     {
 656         ERR("Failed to retrieve user SID: %d\n", rc);
 657         return rc;
 658     }
 659
 660     sprintfW(keypath, szUserDataFeatures_fmt, usersid, squished_pc);
 661
 662     if (create)
 663         rc = RegCreateKeyW(HKEY_LOCAL_MACHINE, keypath, key);
 664     else
 665         rc = RegOpenKeyW(HKEY_LOCAL_MACHINE, keypath, key);
 666
 667     LocalFree(usersid);
 668     return rc;
 669 }
 670
 671 UINT MSIREG_OpenLocalUserDataFeaturesKey(LPCWSTR szProduct, HKEY *key, BOOL create)
 672 {
 673     WCHAR squished_pc[GUID_SIZE];
 674     WCHAR keypath[0x200];
 675
 676     TRACE("%s\n", debugstr_w(szProduct));
 677     if (!squash_guid(szProduct, squished_pc))
 678         return ERROR_FUNCTION_FAILED;
 679     TRACE("squished (%s)\n", debugstr_w(squished_pc));
 680
 681     sprintfW(keypath, szUserDataFeatures_fmt, localsid, squished_pc);
 682
 683     if (create)
 684         return RegCreateKeyW(HKEY_LOCAL_MACHINE, keypath, key);
 685
 686     return RegOpenKeyW(HKEY_LOCAL_MACHINE, keypath, key);
 687 }
 688
 689 UINT MSIREG_OpenUserComponentsKey(LPCWSTR szComponent, HKEY* key, BOOL create)
 690 {
 691     UINT rc;
 692     WCHAR squished_cc[GUID_SIZE];
 693     WCHAR keypath[0x200];
 694
 695     TRACE("%s\n",debugstr_w(szComponent));
 696     if (!squash_guid(szComponent,squished_cc))
 697         return ERROR_FUNCTION_FAILED;
 698     TRACE("squished (%s)\n", debugstr_w(squished_cc));
 699
 700     sprintfW(keypath,szUser_Components_fmt,squished_cc);
 701
 702     if (create)
 703         rc = RegCreateKeyW(HKEY_CURRENT_USER,keypath,key);
 704     else
 705         rc = RegOpenKeyW(HKEY_CURRENT_USER,keypath,key);
 706
 707     return rc;
 708 }
 709
 710 UINT MSIREG_OpenLocalUserDataComponentKey(LPCWSTR szComponent, HKEY *key, BOOL create)
 711 {
 712     WCHAR comp[GUID_SIZE];
 713     WCHAR keypath[0x200];
 714
 715     TRACE("%s\n", debugstr_w(szComponent));
 716     if (!squash_guid(szComponent, comp))
 717         return ERROR_FUNCTION_FAILED;
 718     TRACE("squished (%s)\n", debugstr_w(comp));
 719
 720     sprintfW(keypath, szUserDataComp_fmt, localsid, comp);
 721
 722     if (create)
 723         return RegCreateKeyW(HKEY_LOCAL_MACHINE, keypath, key);
 724
 725     return RegOpenKeyW(HKEY_LOCAL_MACHINE, keypath, key);
 726 }
 727
 728 UINT MSIREG_DeleteLocalUserDataComponentKey(LPCWSTR szComponent)
 729 {
 730     WCHAR comp[GUID_SIZE];
 731     WCHAR keypath[0x200];
 732
 733     TRACE("%s\n", debugstr_w(szComponent));
 734     if (!squash_guid(szComponent, comp))
 735         return ERROR_FUNCTION_FAILED;
 736     TRACE("squished (%s)\n", debugstr_w(comp));
 737
 738     sprintfW(keypath, szUserDataComp_fmt, localsid, comp);
 739     return RegDeleteTreeW(HKEY_LOCAL_MACHINE, keypath);
 740 }
 741
 742 UINT MSIREG_OpenUserDataComponentKey(LPCWSTR szComponent, HKEY *key, BOOL create)
 743 {
 744     UINT rc;
 745     WCHAR comp[GUID_SIZE];
 746     WCHAR keypath[0x200];
 747     LPWSTR usersid;
 748
 749     TRACE("%s\n", debugstr_w(szComponent));
 750     if (!squash_guid(szComponent, comp))
 751         return ERROR_FUNCTION_FAILED;
 752     TRACE("squished (%s)\n", debugstr_w(comp));
 753
 754     rc = get_user_sid(&usersid);
 755     if (rc != ERROR_SUCCESS || !usersid)
 756     {
 757         ERR("Failed to retrieve user SID: %d\n", rc);
 758         return rc;
 759     }
 760
 761     sprintfW(keypath, szUserDataComp_fmt, usersid, comp);
 762
 763     if (create)
 764         rc = RegCreateKeyW(HKEY_LOCAL_MACHINE, keypath, key);
 765     else
 766         rc = RegOpenKeyW(HKEY_LOCAL_MACHINE, keypath, key);
 767
 768     LocalFree(usersid);
 769     return rc;
 770 }
 771
 772 UINT MSIREG_DeleteUserDataComponentKey(LPCWSTR szComponent)
 773 {
 774     UINT rc;
 775     WCHAR comp[GUID_SIZE];
 776     WCHAR keypath[0x200];
 777     LPWSTR usersid;
 778
 779     TRACE("%s\n", debugstr_w(szComponent));
 780     if (!squash_guid(szComponent, comp))
 781         return ERROR_FUNCTION_FAILED;
 782     TRACE("squished (%s)\n", debugstr_w(comp));
 783
 784     rc = get_user_sid(&usersid);
 785     if (rc != ERROR_SUCCESS || !usersid)
 786     {
 787         ERR("Failed to retrieve user SID: %d\n", rc);
 788         return rc;
 789     }
 790
 791     sprintfW(keypath, szUserDataComp_fmt, usersid, comp);
 792
 793     LocalFree(usersid);
 794     return RegDeleteTreeW(HKEY_LOCAL_MACHINE, keypath);
 795 }
 796
 797 UINT MSIREG_OpenUserDataProductKey(LPCWSTR szProduct, HKEY *key, BOOL create)
 798 {
 799     UINT rc;
 800     WCHAR squished_pc[GUID_SIZE];
 801     WCHAR keypath[0x200];
 802     LPWSTR usersid;
 803
 804     TRACE("%s\n", debugstr_w(szProduct));
 805     if (!squash_guid(szProduct, squished_pc))
 806         return ERROR_FUNCTION_FAILED;
 807     TRACE("squished (%s)\n", debugstr_w(squished_pc));
 808
 809     rc = get_user_sid(&usersid);
 810     if (rc != ERROR_SUCCESS || !usersid)
 811     {
 812         ERR("Failed to retrieve user SID: %d\n", rc);
 813         return rc;
 814     }
 815
 816     sprintfW(keypath, szUserDataProd_fmt, usersid, squished_pc);
 817
 818     if (create)
 819         rc = RegCreateKeyW(HKEY_LOCAL_MACHINE, keypath, key);
 820     else
 821         rc = RegOpenKeyW(HKEY_LOCAL_MACHINE, keypath, key);
 822
 823     LocalFree(usersid);
 824     return rc;
 825 }
 826
 827 UINT MSIREG_OpenLocalUserDataProductKey(LPCWSTR szProduct, HKEY *key, BOOL create)
 828 {
 829     WCHAR squished_pc[GUID_SIZE];
 830     WCHAR keypath[0x200];
 831
 832     TRACE("%s\n", debugstr_w(szProduct));
 833     if (!squash_guid(szProduct, squished_pc))
 834         return ERROR_FUNCTION_FAILED;
 835     TRACE("squished (%s)\n", debugstr_w(squished_pc));
 836
 837     sprintfW(keypath, szUserDataProd_fmt, localsid, squished_pc);
 838
 839     if (create)
 840         return RegCreateKeyW(HKEY_LOCAL_MACHINE, keypath, key);
 841
 842     return RegOpenKeyW(HKEY_LOCAL_MACHINE, keypath, key);
 843 }
 844
 845 static UINT MSIREG_OpenInstallProps(LPCWSTR szProduct, LPCWSTR szUserSID,
 846                                     HKEY *key, BOOL create)
 847 {
 848     UINT rc;
 849     WCHAR squished_pc[GUID_SIZE];
 850     WCHAR keypath[0x200];
 851
 852     TRACE("%s\n", debugstr_w(szProduct));
 853     if (!squash_guid(szProduct, squished_pc))
 854         return ERROR_FUNCTION_FAILED;
 855     TRACE("squished (%s)\n", debugstr_w(squished_pc));
 856
 857     sprintfW(keypath, szInstallProperties_fmt, szUserSID, squished_pc);
 858
 859     if (create)
 860         rc = RegCreateKeyW(HKEY_LOCAL_MACHINE, keypath, key);
 861     else
 862         rc = RegOpenKeyW(HKEY_LOCAL_MACHINE, keypath, key);
 863
 864     return rc;
 865 }
 866
 867 UINT MSIREG_OpenCurrentUserInstallProps(LPCWSTR szProduct, HKEY *key,
 868                                                BOOL create)
 869 {
 870     UINT rc;
 871     LPWSTR usersid;
 872
 873     rc = get_user_sid(&usersid);
 874     if (rc != ERROR_SUCCESS || !usersid)
 875     {
 876         ERR("Failed to retrieve user SID: %d\n", rc);
 877         return rc;
 878     }
 879
 880     rc = MSIREG_OpenInstallProps(szProduct, usersid, key, create);
 881
 882     LocalFree(usersid);
 883     return rc;
 884 }
 885
 886 UINT MSIREG_OpenLocalSystemInstallProps(LPCWSTR szProduct, HKEY *key,
 887                                         BOOL create)
 888 {
 889     return MSIREG_OpenInstallProps(szProduct, localsid, key, create);
 890 }
 891
 892 UINT MSIREG_DeleteUserDataProductKey(LPCWSTR szProduct)
 893 {
 894     UINT rc;
 895     WCHAR squished_pc[GUID_SIZE];
 896     WCHAR keypath[0x200];
 897     LPWSTR usersid;
 898
 899     TRACE("%s\n", debugstr_w(szProduct));
 900     if (!squash_guid(szProduct, squished_pc))
 901         return ERROR_FUNCTION_FAILED;
 902     TRACE("squished (%s)\n", debugstr_w(squished_pc));
 903
 904     rc = get_user_sid(&usersid);
 905     if (rc != ERROR_SUCCESS || !usersid)
 906     {
 907         ERR("Failed to retrieve user SID: %d\n", rc);
 908         return rc;
 909     }
 910
 911     sprintfW(keypath, szUserDataProd_fmt, usersid, squished_pc);
 912
 913     LocalFree(usersid);
 914     return RegDeleteTreeW(HKEY_LOCAL_MACHINE, keypath);
 915 }
 916
 917 UINT MSIREG_OpenProductsKey(LPCWSTR szProduct, HKEY* key, BOOL create)
 918 {
 919     UINT rc;
 920     WCHAR squished_pc[GUID_SIZE];
 921     WCHAR keypath[0x200];
 922
 923     TRACE("%s\n",debugstr_w(szProduct));
 924     if (!squash_guid(szProduct,squished_pc))
 925         return ERROR_FUNCTION_FAILED;
 926     TRACE("squished (%s)\n", debugstr_w(squished_pc));
 927
 928     sprintfW(keypath,szInstaller_Products_fmt,squished_pc);
 929
 930     if (create)
 931         rc = RegCreateKeyW(HKEY_LOCAL_MACHINE,keypath,key);
 932     else
 933         rc = RegOpenKeyW(HKEY_LOCAL_MACHINE,keypath,key);
 934
 935     return rc;
 936 }
 937
 938 UINT MSIREG_DeleteProductKey(LPCWSTR szProduct)
 939 {
 940     WCHAR squished_pc[GUID_SIZE];
 941     WCHAR keypath[0x200];
 942
 943     TRACE("%s\n", debugstr_w(szProduct));
 944     if (!squash_guid(szProduct, squished_pc))
 945         return ERROR_FUNCTION_FAILED;
 946     TRACE("squished (%s)\n", debugstr_w(squished_pc));
 947
 948     sprintfW(keypath, szInstaller_Products_fmt, squished_pc);
 949
 950     return RegDeleteTreeW(HKEY_LOCAL_MACHINE, keypath);
 951 }
 952
 953 UINT MSIREG_OpenPatchesKey(LPCWSTR szPatch, HKEY* key, BOOL create)
 954 {
 955     UINT rc;
 956     WCHAR squished_pc[GUID_SIZE];
 957     WCHAR keypath[0x200];
 958
 959     TRACE("%s\n",debugstr_w(szPatch));
 960     if (!squash_guid(szPatch,squished_pc))
 961         return ERROR_FUNCTION_FAILED;
 962     TRACE("squished (%s)\n", debugstr_w(squished_pc));
 963
 964     sprintfW(keypath,szInstaller_Patches_fmt,squished_pc);
 965
 966     if (create)
 967         rc = RegCreateKeyW(HKEY_LOCAL_MACHINE,keypath,key);
 968     else
 969         rc = RegOpenKeyW(HKEY_LOCAL_MACHINE,keypath,key);
 970
 971     return rc;
 972 }
 973
 974 UINT MSIREG_OpenUpgradeCodesKey(LPCWSTR szUpgradeCode, HKEY* key, BOOL create)
 975 {
 976     UINT rc;
 977     WCHAR squished_pc[GUID_SIZE];
 978     WCHAR keypath[0x200];
 979
 980     TRACE("%s\n",debugstr_w(szUpgradeCode));
 981     if (!squash_guid(szUpgradeCode,squished_pc))
 982         return ERROR_FUNCTION_FAILED;
 983     TRACE("squished (%s)\n", debugstr_w(squished_pc));
 984
 985     sprintfW(keypath,szInstaller_UpgradeCodes_fmt,squished_pc);
 986
 987     if (create)
 988         rc = RegCreateKeyW(HKEY_LOCAL_MACHINE,keypath,key);
 989     else
 990         rc = RegOpenKeyW(HKEY_LOCAL_MACHINE,keypath,key);
 991
 992     return rc;
 993 }
 994
 995 UINT MSIREG_OpenUserUpgradeCodesKey(LPCWSTR szUpgradeCode, HKEY* key, BOOL create)
 996 {
 997     UINT rc;
 998     WCHAR squished_pc[GUID_SIZE];
 999     WCHAR keypath[0x200];
1000
1001     TRACE("%s\n",debugstr_w(szUpgradeCode));
1002     if (!squash_guid(szUpgradeCode,squished_pc))
1003         return ERROR_FUNCTION_FAILED;
1004     TRACE("squished (%s)\n", debugstr_w(squished_pc));
1005
1006     sprintfW(keypath,szInstaller_UserUpgradeCodes_fmt,squished_pc);
1007
1008     if (create)
1009         rc = RegCreateKeyW(HKEY_CURRENT_USER,keypath,key);
1010     else
1011         rc = RegOpenKeyW(HKEY_CURRENT_USER,keypath,key);
1012
1013     return rc;
1014 }
1015
1016 UINT MSIREG_DeleteUserUpgradeCodesKey(LPCWSTR szUpgradeCode)
1017 {
1018     WCHAR squished_pc[GUID_SIZE];
1019     WCHAR keypath[0x200];
1020
1021     TRACE("%s\n",debugstr_w(szUpgradeCode));
1022     if (!squash_guid(szUpgradeCode,squished_pc))
1023         return ERROR_FUNCTION_FAILED;
1024     TRACE("squished (%s)\n", debugstr_w(squished_pc));
1025
1026     sprintfW(keypath,szInstaller_UserUpgradeCodes_fmt,squished_pc);
1027
1028     return RegDeleteTreeW(HKEY_CURRENT_USER, keypath);
1029 }
1030
1031 UINT MSIREG_OpenLocalSystemProductKey(LPCWSTR szProductCode, HKEY *key, BOOL create)
1032 {
1033     WCHAR squished_pc[GUID_SIZE];
1034     WCHAR keypath[0x200];
1035
1036     TRACE("%s\n", debugstr_w(szProductCode));
1037
1038     if (!squash_guid(szProductCode, squished_pc))
1039         return ERROR_FUNCTION_FAILED;
1040
1041     TRACE("squished (%s)\n", debugstr_w(squished_pc));
1042
1043     sprintfW(keypath, szInstaller_LocalSystemProductCodes_fmt, squished_pc);
1044
1045     if (create)
1046         return RegCreateKeyW(HKEY_LOCAL_MACHINE, keypath, key);
1047
1048     return RegOpenKeyW(HKEY_LOCAL_MACHINE, keypath, key);
1049 }
1050
1051 UINT MSIREG_OpenLocalSystemComponentKey(LPCWSTR szComponent, HKEY *key, BOOL create)
1052 {
1053     WCHAR squished_pc[GUID_SIZE];
1054     WCHAR keypath[0x200];
1055
1056     TRACE("%s\n", debugstr_w(szComponent));
1057
1058     if (!squash_guid(szComponent, squished_pc))
1059         return ERROR_FUNCTION_FAILED;
1060
1061     TRACE("squished (%s)\n", debugstr_w(squished_pc));
1062
1063     sprintfW(keypath, szInstaller_LocalSystemComponent_fmt, squished_pc);
1064
1065     if (create)
1066         return RegCreateKeyW(HKEY_LOCAL_MACHINE, keypath, key);
1067
1068     return RegOpenKeyW(HKEY_LOCAL_MACHINE, keypath, key);
1069 }
1070
1071 UINT MSIREG_OpenLocalClassesProductKey(LPCWSTR szProductCode, HKEY *key, BOOL create)
1072 {
1073     WCHAR squished_pc[GUID_SIZE];
1074     WCHAR keypath[0x200];
1075
1076     TRACE("%s\n", debugstr_w(szProductCode));
1077
1078     if (!squash_guid(szProductCode, squished_pc))
1079         return ERROR_FUNCTION_FAILED;
1080
1081     TRACE("squished (%s)\n", debugstr_w(squished_pc));
1082
1083     sprintfW(keypath, szInstaller_LocalClassesProd_fmt, squished_pc);
1084
1085     if (create)
1086         return RegCreateKeyW(HKEY_LOCAL_MACHINE, keypath, key);
1087
1088     return RegOpenKeyW(HKEY_LOCAL_MACHINE, keypath, key);
1089 }
1090
1091 UINT MSIREG_OpenLocalClassesFeaturesKey(LPCWSTR szProductCode, HKEY *key, BOOL create)
1092 {
1093     WCHAR squished_pc[GUID_SIZE];
1094     WCHAR keypath[0x200];
1095
1096     TRACE("%s\n", debugstr_w(szProductCode));
1097
1098     if (!squash_guid(szProductCode, squished_pc))
1099         return ERROR_FUNCTION_FAILED;
1100
1101     TRACE("squished (%s)\n", debugstr_w(squished_pc));
1102
1103     sprintfW(keypath, szInstaller_LocalClassesFeat_fmt, squished_pc);
1104
1105     if (create)
1106         return RegCreateKeyW(HKEY_LOCAL_MACHINE, keypath, key);
1107
1108     return RegOpenKeyW(HKEY_LOCAL_MACHINE, keypath, key);
1109 }
1110
1111 UINT MSIREG_OpenLocalManagedProductKey(LPCWSTR szProductCode, HKEY *key, BOOL create)
1112 {
1113     WCHAR squished_pc[GUID_SIZE];
1114     WCHAR keypath[0x200];
1115     LPWSTR usersid;
1116     UINT r;
1117
1118     TRACE("%s\n", debugstr_w(szProductCode));
1119
1120     if (!squash_guid(szProductCode, squished_pc))
1121         return ERROR_FUNCTION_FAILED;
1122
1123     TRACE("squished (%s)\n", debugstr_w(squished_pc));
1124
1125     r = get_user_sid(&usersid);
1126     if (r != ERROR_SUCCESS || !usersid)
1127     {
1128         ERR("Failed to retrieve user SID: %d\n", r);
1129         return r;
1130     }
1131
1132     sprintfW(keypath, szInstaller_LocalManagedProd_fmt, usersid, squished_pc);
1133     LocalFree(usersid);
1134
1135     if (create)
1136         return RegCreateKeyW(HKEY_LOCAL_MACHINE, keypath, key);
1137
1138     return RegOpenKeyW(HKEY_LOCAL_MACHINE, keypath, key);
1139 }
1140
1141 UINT MSIREG_OpenManagedFeaturesKey(LPCWSTR szProductCode, HKEY *key, BOOL create)
1142 {
1143     WCHAR squished_pc[GUID_SIZE];
1144     WCHAR keypath[0x200];
1145     LPWSTR usersid;
1146     UINT r;
1147
1148     TRACE("%s\n", debugstr_w(szProductCode));
1149
1150     if (!squash_guid(szProductCode, squished_pc))
1151         return ERROR_FUNCTION_FAILED;
1152
1153     TRACE("squished (%s)\n", debugstr_w(squished_pc));
1154
1155     r = get_user_sid(&usersid);
1156     if (r != ERROR_SUCCESS || !usersid)
1157     {
1158         ERR("Failed to retrieve user SID: %d\n", r);
1159         return r;
1160     }
1161
1162     sprintfW(keypath, szInstaller_LocalManagedFeat_fmt, usersid, squished_pc);
1163     LocalFree(usersid);
1164
1165     if (create)
1166         return RegCreateKeyW(HKEY_LOCAL_MACHINE, keypath, key);
1167
1168     return RegOpenKeyW(HKEY_LOCAL_MACHINE, keypath, key);
1169 }
1170
1171 UINT MSIREG_OpenClassesUpgradeCodesKey(LPCWSTR szUpgradeCode, HKEY* key, BOOL create)
1172 {
1173     WCHAR squished_pc[GUID_SIZE];
1174     WCHAR keypath[0x200];
1175
1176     TRACE("%s\n", debugstr_w(szUpgradeCode));
1177     if (!squash_guid(szUpgradeCode, squished_pc))
1178         return ERROR_FUNCTION_FAILED;
1179     TRACE("squished (%s)\n", debugstr_w(squished_pc));
1180
1181     sprintfW(keypath, szInstaller_ClassesUpgrade_fmt, squished_pc);
1182
1183     if (create)
1184         return RegCreateKeyW(HKEY_CLASSES_ROOT, keypath, key);
1185
1186     return RegOpenKeyW(HKEY_CLASSES_ROOT, keypath, key);
1187 }
1188
1189 /*************************************************************************
1190  *  MsiDecomposeDescriptorW   [MSI.@]
1191  *
1192  * Decomposes an MSI descriptor into product, feature and component parts.
1193  * An MSI descriptor is a string of the form:
1194  *   [base 85 guid] [feature code] '>' [base 85 guid]
1195  *
1196  * PARAMS
1197  *   szDescriptor  [I]  the descriptor to decompose
1198  *   szProduct     [O]  buffer of MAX_FEATURE_CHARS+1 for the product guid
1199  *   szFeature     [O]  buffer of MAX_FEATURE_CHARS+1 for the feature code
1200  *   szComponent   [O]  buffer of MAX_FEATURE_CHARS+1 for the component guid
1201  *   pUsed         [O]  the length of the descriptor
1202  *
1203  * RETURNS
1204  *   ERROR_SUCCESS             if everything worked correctly
1205  *   ERROR_INVALID_PARAMETER   if the descriptor was invalid
1206  *
1207  */
1208 UINT WINAPI MsiDecomposeDescriptorW( LPCWSTR szDescriptor, LPWSTR szProduct,
1209                 LPWSTR szFeature, LPWSTR szComponent, LPDWORD pUsed )
1210 {
1211     UINT r, len;
1212     LPWSTR p;
1213     GUID product, component;
1214
1215     TRACE("%s %p %p %p %p\n", debugstr_w(szDescriptor), szProduct,
1216           szFeature, szComponent, pUsed);
1217
1218     r = decode_base85_guid( szDescriptor, &product );
1219     if( !r )
1220         return ERROR_INVALID_PARAMETER;
1221
1222     TRACE("product %s\n", debugstr_guid( &product ));
1223
1224     p = strchrW(&szDescriptor[20],'>');
1225     if( !p )
1226         return ERROR_INVALID_PARAMETER;
1227
1228     len = (p - &szDescriptor[20]);
1229     if( len > MAX_FEATURE_CHARS )
1230         return ERROR_INVALID_PARAMETER;
1231
1232     TRACE("feature %s\n", debugstr_wn( &szDescriptor[20], len ));
1233
1234     r = decode_base85_guid( p+1, &component );
1235     if( !r )
1236         return ERROR_INVALID_PARAMETER;
1237
1238     TRACE("component %s\n", debugstr_guid( &component ));
1239
1240     if (szProduct)
1241         StringFromGUID2( &product, szProduct, MAX_FEATURE_CHARS+1 );
1242     if (szComponent)
1243         StringFromGUID2( &component, szComponent, MAX_FEATURE_CHARS+1 );
1244     if (szFeature)
1245     {
1246         memcpy( szFeature, &szDescriptor[20], len*sizeof(WCHAR) );
1247         szFeature[len] = 0;
1248     }
1249     len = ( &p[21] - szDescriptor );
1250
1251     TRACE("length = %d\n", len);
1252     *pUsed = len;
1253
1254     return ERROR_SUCCESS;
1255 }
1256
1257 UINT WINAPI MsiDecomposeDescriptorA( LPCSTR szDescriptor, LPSTR szProduct,
1258                 LPSTR szFeature, LPSTR szComponent, LPDWORD pUsed )
1259 {
1260     WCHAR product[MAX_FEATURE_CHARS+1];
1261     WCHAR feature[MAX_FEATURE_CHARS+1];
1262     WCHAR component[MAX_FEATURE_CHARS+1];
1263     LPWSTR str = NULL, p = NULL, f = NULL, c = NULL;
1264     UINT r;
1265
1266     TRACE("%s %p %p %p %p\n", debugstr_a(szDescriptor), szProduct,
1267           szFeature, szComponent, pUsed);
1268
1269     str = strdupAtoW( szDescriptor );
1270     if( szDescriptor && !str )
1271         return ERROR_OUTOFMEMORY;
1272
1273     if (szProduct)
1274         p = product;
1275     if (szFeature)
1276         f = feature;
1277     if (szComponent)
1278         c = component;
1279
1280     r = MsiDecomposeDescriptorW( str, p, f, c, pUsed );
1281
1282     if (r == ERROR_SUCCESS)
1283     {
1284         WideCharToMultiByte( CP_ACP, 0, p, -1,
1285                              szProduct, MAX_FEATURE_CHARS+1, NULL, NULL );
1286         WideCharToMultiByte( CP_ACP, 0, f, -1,
1287                              szFeature, MAX_FEATURE_CHARS+1, NULL, NULL );
1288         WideCharToMultiByte( CP_ACP, 0, c, -1,
1289                              szComponent, MAX_FEATURE_CHARS+1, NULL, NULL );
1290     }
1291
1292     msi_free( str );
1293
1294     return r;
1295 }
1296
1297 UINT WINAPI MsiEnumProductsA(DWORD index, LPSTR lpguid)
1298 {
1299     DWORD r;
1300     WCHAR szwGuid[GUID_SIZE];
1301
1302     TRACE("%d %p\n", index, lpguid);
1303
1304     if (NULL == lpguid)
1305         return ERROR_INVALID_PARAMETER;
1306     r = MsiEnumProductsW(index, szwGuid);
1307     if( r == ERROR_SUCCESS )
1308         WideCharToMultiByte(CP_ACP, 0, szwGuid, -1, lpguid, GUID_SIZE, NULL, NULL);
1309
1310     return r;
1311 }
1312
1313 UINT WINAPI MsiEnumProductsW(DWORD index, LPWSTR lpguid)
1314 {
1315     HKEY hkeyProducts = 0;
1316     DWORD r;
1317     WCHAR szKeyName[SQUISH_GUID_SIZE];
1318
1319     TRACE("%d %p\n", index, lpguid);
1320
1321     if (NULL == lpguid)
1322         return ERROR_INVALID_PARAMETER;
1323
1324     r = RegCreateKeyW(HKEY_LOCAL_MACHINE, szInstaller_Products, &hkeyProducts);
1325     if( r != ERROR_SUCCESS )
1326         return ERROR_NO_MORE_ITEMS;
1327
1328     r = RegEnumKeyW(hkeyProducts, index, szKeyName, SQUISH_GUID_SIZE);
1329     if( r == ERROR_SUCCESS )
1330         unsquash_guid(szKeyName, lpguid);
1331     RegCloseKey(hkeyProducts);
1332
1333     return r;
1334 }
1335
1336 UINT WINAPI MsiEnumFeaturesA(LPCSTR szProduct, DWORD index,
1337       LPSTR szFeature, LPSTR szParent)
1338 {
1339     DWORD r;
1340     WCHAR szwFeature[GUID_SIZE], szwParent[GUID_SIZE];
1341     LPWSTR szwProduct = NULL;
1342
1343     TRACE("%s %d %p %p\n", debugstr_a(szProduct), index, szFeature, szParent);
1344
1345     if( szProduct )
1346     {
1347         szwProduct = strdupAtoW( szProduct );
1348         if( !szwProduct )
1349             return ERROR_OUTOFMEMORY;
1350     }
1351
1352     r = MsiEnumFeaturesW(szwProduct, index, szwFeature, szwParent);
1353     if( r == ERROR_SUCCESS )
1354     {
1355         WideCharToMultiByte(CP_ACP, 0, szwFeature, -1,
1356                             szFeature, GUID_SIZE, NULL, NULL);
1357         WideCharToMultiByte(CP_ACP, 0, szwParent, -1,
1358                             szParent, GUID_SIZE, NULL, NULL);
1359     }
1360
1361     msi_free( szwProduct);
1362
1363     return r;
1364 }
1365
1366 UINT WINAPI MsiEnumFeaturesW(LPCWSTR szProduct, DWORD index,
1367       LPWSTR szFeature, LPWSTR szParent)
1368 {
1369     HKEY hkeyProduct = 0;
1370     DWORD r, sz;
1371
1372     TRACE("%s %d %p %p\n", debugstr_w(szProduct), index, szFeature, szParent);
1373
1374     if( !szProduct )
1375         return ERROR_INVALID_PARAMETER;
1376
1377     r = MSIREG_OpenFeaturesKey(szProduct,&hkeyProduct,FALSE);
1378     if( r != ERROR_SUCCESS )
1379         return ERROR_NO_MORE_ITEMS;
1380
1381     sz = GUID_SIZE;
1382     r = RegEnumValueW(hkeyProduct, index, szFeature, &sz, NULL, NULL, NULL, NULL);
1383     RegCloseKey(hkeyProduct);
1384
1385     return r;
1386 }
1387
1388 UINT WINAPI MsiEnumComponentsA(DWORD index, LPSTR lpguid)
1389 {
1390     DWORD r;
1391     WCHAR szwGuid[GUID_SIZE];
1392
1393     TRACE("%d %p\n", index, lpguid);
1394
1395     r = MsiEnumComponentsW(index, szwGuid);
1396     if( r == ERROR_SUCCESS )
1397         WideCharToMultiByte(CP_ACP, 0, szwGuid, -1, lpguid, GUID_SIZE, NULL, NULL);
1398
1399     return r;
1400 }
1401
1402 UINT WINAPI MsiEnumComponentsW(DWORD index, LPWSTR lpguid)
1403 {
1404     HKEY hkeyComponents = 0;
1405     DWORD r;
1406     WCHAR szKeyName[SQUISH_GUID_SIZE];
1407
1408     TRACE("%d %p\n", index, lpguid);
1409
1410     r = RegCreateKeyW(HKEY_LOCAL_MACHINE, szInstaller_Components, &hkeyComponents);
1411     if( r != ERROR_SUCCESS )
1412         return ERROR_NO_MORE_ITEMS;
1413
1414     r = RegEnumKeyW(hkeyComponents, index, szKeyName, SQUISH_GUID_SIZE);
1415     if( r == ERROR_SUCCESS )
1416         unsquash_guid(szKeyName, lpguid);
1417     RegCloseKey(hkeyComponents);
1418
1419     return r;
1420 }
1421
1422 UINT WINAPI MsiEnumClientsA(LPCSTR szComponent, DWORD index, LPSTR szProduct)
1423 {
1424     DWORD r;
1425     WCHAR szwProduct[GUID_SIZE];
1426     LPWSTR szwComponent = NULL;
1427
1428     TRACE("%s %d %p\n", debugstr_a(szComponent), index, szProduct);
1429
1430     if ( !szProduct )
1431         return ERROR_INVALID_PARAMETER;
1432
1433     if( szComponent )
1434     {
1435         szwComponent = strdupAtoW( szComponent );
1436         if( !szwComponent )
1437             return ERROR_OUTOFMEMORY;
1438     }
1439
1440     r = MsiEnumClientsW(szComponent?szwComponent:NULL, index, szwProduct);
1441     if( r == ERROR_SUCCESS )
1442     {
1443         WideCharToMultiByte(CP_ACP, 0, szwProduct, -1,
1444                             szProduct, GUID_SIZE, NULL, NULL);
1445     }
1446
1447     msi_free( szwComponent);
1448
1449     return r;
1450 }
1451
1452 UINT WINAPI MsiEnumClientsW(LPCWSTR szComponent, DWORD index, LPWSTR szProduct)
1453 {
1454     HKEY hkeyComp = 0;
1455     DWORD r, sz;
1456     WCHAR szValName[SQUISH_GUID_SIZE];
1457
1458     TRACE("%s %d %p\n", debugstr_w(szComponent), index, szProduct);
1459
1460     if (!szComponent || !*szComponent || !szProduct)
1461         return ERROR_INVALID_PARAMETER;
1462
1463     if (MSIREG_OpenUserDataComponentKey(szComponent, &hkeyComp, FALSE) != ERROR_SUCCESS &&
1464         MSIREG_OpenLocalSystemComponentKey(szComponent, &hkeyComp, FALSE) != ERROR_SUCCESS)
1465         return ERROR_UNKNOWN_COMPONENT;
1466
1467     /* see if there are any products at all */
1468     sz = SQUISH_GUID_SIZE;
1469     r = RegEnumValueW(hkeyComp, 0, szValName, &sz, NULL, NULL, NULL, NULL);
1470     if (r != ERROR_SUCCESS)
1471     {
1472         RegCloseKey(hkeyComp);
1473
1474         if (index != 0)
1475             return ERROR_INVALID_PARAMETER;
1476
1477         return ERROR_UNKNOWN_COMPONENT;
1478     }
1479
1480     sz = SQUISH_GUID_SIZE;
1481     r = RegEnumValueW(hkeyComp, index, szValName, &sz, NULL, NULL, NULL, NULL);
1482     if( r == ERROR_SUCCESS )
1483         unsquash_guid(szValName, szProduct);
1484
1485     RegCloseKey(hkeyComp);
1486
1487     return r;
1488 }
1489
1490 static UINT WINAPI MSI_EnumComponentQualifiers( LPCWSTR szComponent, DWORD iIndex,
1491                 awstring *lpQualBuf, LPDWORD pcchQual,
1492                 awstring *lpAppBuf, LPDWORD pcchAppBuf )
1493 {
1494     DWORD name_sz, val_sz, name_max, val_max, type, ofs;
1495     LPWSTR name = NULL, val = NULL;
1496     UINT r, r2;
1497     HKEY key;
1498
1499     TRACE("%s %08x %p %p %p %p\n", debugstr_w(szComponent), iIndex,
1500           lpQualBuf, pcchQual, lpAppBuf, pcchAppBuf);
1501
1502     if (!szComponent)
1503         return ERROR_INVALID_PARAMETER;
1504
1505     r = MSIREG_OpenUserComponentsKey( szComponent, &key, FALSE );
1506     if (r != ERROR_SUCCESS)
1507         return ERROR_UNKNOWN_COMPONENT;
1508
1509     /* figure out how big the name is we want to return */
1510     name_max = 0x10;
1511     r = ERROR_OUTOFMEMORY;
1512     name = msi_alloc( name_max * sizeof(WCHAR) );
1513     if (!name)
1514         goto end;
1515
1516     val_max = 0x10;
1517     r = ERROR_OUTOFMEMORY;
1518     val = msi_alloc( val_max );
1519     if (!val)
1520         goto end;
1521
1522     /* loop until we allocate enough memory */
1523     while (1)
1524     {
1525         name_sz = name_max;
1526         val_sz = val_max;
1527         r = RegEnumValueW( key, iIndex, name, &name_sz,
1528                            NULL, &type, (LPBYTE)val, &val_sz );
1529         if (r == ERROR_SUCCESS)
1530             break;
1531         if (r != ERROR_MORE_DATA)
1532             goto end;
1533
1534         if (type != REG_MULTI_SZ)
1535         {
1536             ERR("component data has wrong type (%d)\n", type);
1537             goto end;
1538         }
1539
1540         r = ERROR_OUTOFMEMORY;
1541         if ((name_sz+1) >= name_max)
1542         {
1543             name_max *= 2;
1544             msi_free( name );
1545             name = msi_alloc( name_max * sizeof (WCHAR) );
1546             if (!name)
1547                 goto end;
1548             continue;
1549         }
1550         if (val_sz > val_max)
1551         {
1552             val_max = val_sz + sizeof (WCHAR);
1553             msi_free( val );
1554             val = msi_alloc( val_max * sizeof (WCHAR) );
1555             if (!val)
1556                 goto end;
1557             continue;
1558         }
1559         ERR("should be enough data, but isn't %d %d\n", name_sz, val_sz );
1560         goto end;
1561     }
1562
1563     ofs = 0;
1564     r = MsiDecomposeDescriptorW( val, NULL, NULL, NULL, &ofs );
1565     if (r != ERROR_SUCCESS)
1566         goto end;
1567
1568     TRACE("Providing %s and %s\n", debugstr_w(name), debugstr_w(val+ofs));
1569
1570     r = msi_strcpy_to_awstring( name, lpQualBuf, pcchQual );
1571     r2 = msi_strcpy_to_awstring( val+ofs, lpAppBuf, pcchAppBuf );
1572
1573     if (r2 != ERROR_SUCCESS)
1574         r = r2;
1575
1576 end:
1577     msi_free(val);
1578     msi_free(name);
1579     RegCloseKey(key);
1580
1581     return r;
1582 }
1583
1584 /*************************************************************************
1585  *  MsiEnumComponentQualifiersA [MSI.@]
1586  */
1587 UINT WINAPI MsiEnumComponentQualifiersA( LPCSTR szComponent, DWORD iIndex,
1588                 LPSTR lpQualifierBuf, LPDWORD pcchQualifierBuf,
1589                 LPSTR lpApplicationDataBuf, LPDWORD pcchApplicationDataBuf )
1590 {
1591     awstring qual, appdata;
1592     LPWSTR comp;
1593     UINT r;
1594
1595     TRACE("%s %08x %p %p %p %p\n", debugstr_a(szComponent), iIndex,
1596           lpQualifierBuf, pcchQualifierBuf, lpApplicationDataBuf,
1597           pcchApplicationDataBuf);
1598
1599     comp = strdupAtoW( szComponent );
1600     if (szComponent && !comp)
1601         return ERROR_OUTOFMEMORY;
1602
1603     qual.unicode = FALSE;
1604     qual.str.a = lpQualifierBuf;
1605
1606     appdata.unicode = FALSE;
1607     appdata.str.a = lpApplicationDataBuf;
1608
1609     r = MSI_EnumComponentQualifiers( comp, iIndex,
1610               &qual, pcchQualifierBuf, &appdata, pcchApplicationDataBuf );
1611     msi_free( comp );
1612     return r;
1613 }
1614
1615 /*************************************************************************
1616  *  MsiEnumComponentQualifiersW [MSI.@]
1617  */
1618 UINT WINAPI MsiEnumComponentQualifiersW( LPCWSTR szComponent, DWORD iIndex,
1619                 LPWSTR lpQualifierBuf, LPDWORD pcchQualifierBuf,
1620                 LPWSTR lpApplicationDataBuf, LPDWORD pcchApplicationDataBuf )
1621 {
1622     awstring qual, appdata;
1623
1624     TRACE("%s %08x %p %p %p %p\n", debugstr_w(szComponent), iIndex,
1625           lpQualifierBuf, pcchQualifierBuf, lpApplicationDataBuf,
1626           pcchApplicationDataBuf);
1627
1628     qual.unicode = TRUE;
1629     qual.str.w = lpQualifierBuf;
1630
1631     appdata.unicode = TRUE;
1632     appdata.str.w = lpApplicationDataBuf;
1633
1634     return MSI_EnumComponentQualifiers( szComponent, iIndex,
1635                  &qual, pcchQualifierBuf, &appdata, pcchApplicationDataBuf );
1636 }
1637
1638 /*************************************************************************
1639  *  MsiEnumRelatedProductsW   [MSI.@]
1640  *
1641  */
1642 UINT WINAPI MsiEnumRelatedProductsW(LPCWSTR szUpgradeCode, DWORD dwReserved,
1643                                     DWORD iProductIndex, LPWSTR lpProductBuf)
1644 {
1645     UINT r;
1646     HKEY hkey;
1647     DWORD dwSize = SQUISH_GUID_SIZE;
1648     WCHAR szKeyName[SQUISH_GUID_SIZE];
1649
1650     TRACE("%s %u %u %p\n", debugstr_w(szUpgradeCode), dwReserved,
1651           iProductIndex, lpProductBuf);
1652
1653     if (NULL == szUpgradeCode)
1654         return ERROR_INVALID_PARAMETER;
1655     if (NULL == lpProductBuf)
1656         return ERROR_INVALID_PARAMETER;
1657
1658     r = MSIREG_OpenUpgradeCodesKey(szUpgradeCode, &hkey, FALSE);
1659     if (r != ERROR_SUCCESS)
1660         return ERROR_NO_MORE_ITEMS;
1661
1662     r = RegEnumValueW(hkey, iProductIndex, szKeyName, &dwSize, NULL, NULL, NULL, NULL);
1663     if( r == ERROR_SUCCESS )
1664         unsquash_guid(szKeyName, lpProductBuf);
1665     RegCloseKey(hkey);
1666
1667     return r;
1668 }
1669
1670 /*************************************************************************
1671  *  MsiEnumRelatedProductsA   [MSI.@]
1672  *
1673  */
1674 UINT WINAPI MsiEnumRelatedProductsA(LPCSTR szUpgradeCode, DWORD dwReserved,
1675                                     DWORD iProductIndex, LPSTR lpProductBuf)
1676 {
1677     LPWSTR szwUpgradeCode = NULL;
1678     WCHAR productW[GUID_SIZE];
1679     UINT r;
1680
1681     TRACE("%s %u %u %p\n", debugstr_a(szUpgradeCode), dwReserved,
1682           iProductIndex, lpProductBuf);
1683
1684     if (szUpgradeCode)
1685     {
1686         szwUpgradeCode = strdupAtoW( szUpgradeCode );
1687         if( !szwUpgradeCode )
1688             return ERROR_OUTOFMEMORY;
1689     }
1690
1691     r = MsiEnumRelatedProductsW( szwUpgradeCode, dwReserved,
1692                                  iProductIndex, productW );
1693     if (r == ERROR_SUCCESS)
1694     {
1695         WideCharToMultiByte( CP_ACP, 0, productW, GUID_SIZE,
1696                              lpProductBuf, GUID_SIZE, NULL, NULL );
1697     }
1698     msi_free( szwUpgradeCode);
1699     return r;
1700 }
1701
1702 /***********************************************************************
1703  * MsiEnumPatchesA            [MSI.@]
1704  */
1705 UINT WINAPI MsiEnumPatchesA( LPCSTR szProduct, DWORD iPatchIndex,
1706         LPSTR lpPatchBuf, LPSTR lpTransformsBuf, LPDWORD pcchTransformsBuf)
1707 {
1708     FIXME("%s %d %p %p %p\n", debugstr_a(szProduct),
1709           iPatchIndex, lpPatchBuf, lpTransformsBuf, pcchTransformsBuf);
1710     return ERROR_NO_MORE_ITEMS;
1711 }
1712
1713 /***********************************************************************
1714  * MsiEnumPatchesW            [MSI.@]
1715  */
1716 UINT WINAPI MsiEnumPatchesW( LPCWSTR szProduct, DWORD iPatchIndex,
1717         LPWSTR lpPatchBuf, LPWSTR lpTransformsBuf, LPDWORD pcchTransformsBuf)
1718 {
1719     FIXME("%s %d %p %p %p\n", debugstr_w(szProduct),
1720           iPatchIndex, lpPatchBuf, lpTransformsBuf, pcchTransformsBuf);
1721     return ERROR_NO_MORE_ITEMS;
1722 }
1723
1724 UINT WINAPI MsiEnumProductsExA( LPCSTR szProductCode, LPCSTR szUserSid,
1725         DWORD dwContext, DWORD dwIndex, CHAR szInstalledProductCode[39],
1726         MSIINSTALLCONTEXT* pdwInstalledContext, LPSTR szSid, LPDWORD pcchSid)
1727 {
1728     FIXME("%s %s %d %d %p %p %p %p\n", debugstr_a(szProductCode), debugstr_a(szUserSid),
1729           dwContext, dwIndex, szInstalledProductCode, pdwInstalledContext,
1730           szSid, pcchSid);
1731     return ERROR_NO_MORE_ITEMS;
1732 }
1733
1734 UINT WINAPI MsiEnumProductsExW( LPCWSTR szProductCode, LPCWSTR szUserSid,
1735         DWORD dwContext, DWORD dwIndex, WCHAR szInstalledProductCode[39],
1736         MSIINSTALLCONTEXT* pdwInstalledContext, LPWSTR szSid, LPDWORD pcchSid)
1737 {
1738     FIXME("%s %s %d %d %p %p %p %p\n", debugstr_w(szProductCode), debugstr_w(szUserSid),
1739           dwContext, dwIndex, szInstalledProductCode, pdwInstalledContext,
1740           szSid, pcchSid);
1741     return ERROR_NO_MORE_ITEMS;
1742 }