dlls/advpack/reg.c

   1 /*
   2  * Advpack registry functions
   3  *
   4  * Copyright 2004 Huw D M Davies
   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 "windef.h"
  23 #include "winbase.h"
  24 #include "winreg.h"
  25 #include "winnls.h"
  26 #include "winerror.h"
  27 #include "winuser.h"
  28 #include "winternl.h"
  29 #include "advpub.h"
  30 #include "wine/debug.h"
  31
  32 WINE_DEFAULT_DEBUG_CHANNEL(advpack);
  33
  34 static BOOL get_temp_ini_path(LPWSTR name)
  35 {
  36     WCHAR tmp_dir[MAX_PATH];
  37
  38     if(!GetTempPathW(ARRAY_SIZE(tmp_dir), tmp_dir))
  39        return FALSE;
  40
  41     if (!GetTempFileNameW(tmp_dir, L"avp", 0, name))
  42         return FALSE;
  43     return TRUE;
  44 }
  45
  46 static BOOL create_tmp_ini_file(HMODULE hm, WCHAR *ini_file)
  47 {
  48     HRSRC hrsrc;
  49     HGLOBAL hmem = NULL;
  50     DWORD rsrc_size, bytes_written;
  51     VOID *rsrc_data;
  52     HANDLE hf = INVALID_HANDLE_VALUE;
  53
  54     if(!get_temp_ini_path(ini_file)) {
  55         ERR("Can't get temp ini file path\n");
  56         goto error;
  57     }
  58
  59     if (!(hrsrc = FindResourceW(hm, L"REGINST", L"REGINST"))) {
  60         ERR("Can't find REGINST resource\n");
  61         goto error;
  62     }
  63
  64     rsrc_size = SizeofResource(hm, hrsrc);
  65     hmem = LoadResource(hm, hrsrc);
  66     rsrc_data = LockResource(hmem);
  67
  68     if(!rsrc_data || !rsrc_size) {
  69         ERR("Can't load REGINST resource\n");
  70         goto error;
  71     }
  72
  73     if((hf = CreateFileW(ini_file, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS,
  74                          FILE_ATTRIBUTE_NORMAL, NULL)) == INVALID_HANDLE_VALUE) {
  75         ERR("Unable to create temp ini file\n");
  76         goto error;
  77     }
  78     if(!WriteFile(hf, rsrc_data, rsrc_size, &bytes_written, NULL) || rsrc_size != bytes_written) {
  79         ERR("Write failed\n");
  80         goto error;
  81     }
  82     FreeResource(hmem);
  83     CloseHandle(hf);
  84     return TRUE;
  85 error:
  86     if(hmem) FreeResource(hmem);
  87     if(hf != INVALID_HANDLE_VALUE) CloseHandle(hf);
  88     return FALSE;
  89 }
  90
  91 static void strentry_atow(const STRENTRYA *aentry, STRENTRYW *wentry)
  92 {
  93     DWORD name_len, val_len;
  94
  95     name_len = MultiByteToWideChar(CP_ACP, 0, aentry->pszName, -1, NULL, 0);
  96     val_len = MultiByteToWideChar(CP_ACP, 0, aentry->pszValue, -1, NULL, 0);
  97
  98     wentry->pszName = malloc(name_len * sizeof(WCHAR));
  99     wentry->pszValue = malloc(val_len * sizeof(WCHAR));
 100
 101     MultiByteToWideChar(CP_ACP, 0, aentry->pszName, -1, wentry->pszName, name_len);
 102     MultiByteToWideChar(CP_ACP, 0, aentry->pszValue, -1, wentry->pszValue, val_len);
 103 }
 104
 105 static STRTABLEW *strtable_atow(const STRTABLEA *atable)
 106 {
 107     STRTABLEW *wtable;
 108     DWORD j;
 109
 110     wtable = malloc(sizeof(STRTABLEW));
 111     wtable->pse = malloc(atable->cEntries * sizeof(STRENTRYW));
 112     wtable->cEntries = atable->cEntries;
 113
 114     for (j = 0; j < wtable->cEntries; j++)
 115         strentry_atow(&atable->pse[j], &wtable->pse[j]);
 116
 117     return wtable;
 118 }
 119
 120 static void free_strtable(STRTABLEW *wtable)
 121 {
 122     DWORD j;
 123
 124     for (j = 0; j < wtable->cEntries; j++)
 125     {
 126         free(wtable->pse[j].pszName);
 127         free(wtable->pse[j].pszValue);
 128     }
 129
 130     free(wtable->pse);
 131     free(wtable);
 132 }
 133
 134 /***********************************************************************
 135  *          RegInstallA (advpack.@)
 136  *
 137  * See RegInstallW.
 138  */
 139 HRESULT WINAPI RegInstallA(HMODULE hm, LPCSTR pszSection, const STRTABLEA* pstTable)
 140 {
 141     UNICODE_STRING section;
 142     STRTABLEW *wtable;
 143     HRESULT hr;
 144
 145     TRACE("(%p, %s, %p)\n", hm, debugstr_a(pszSection), pstTable);
 146
 147     if (pstTable)
 148         wtable = strtable_atow(pstTable);
 149     else
 150         wtable = NULL;
 151
 152     RtlCreateUnicodeStringFromAsciiz(&section, pszSection);
 153
 154     hr = RegInstallW(hm, section.Buffer, wtable);
 155
 156     if (pstTable)
 157         free_strtable(wtable);
 158
 159     RtlFreeUnicodeString(&section);
 160
 161     return hr;
 162 }
 163
 164 static HRESULT write_predefined_strings(HMODULE hm, LPCWSTR ini_path)
 165 {
 166     WCHAR mod_path[MAX_PATH + 2];
 167     WCHAR sys_mod_path[MAX_PATH + 2];
 168     WCHAR sys_root[MAX_PATH];
 169
 170     *mod_path = '\"';
 171     if (!GetModuleFileNameW(hm, mod_path + 1, ARRAY_SIZE(mod_path) - 2))
 172         return E_FAIL;
 173
 174     lstrcatW(mod_path, L"\"");
 175     WritePrivateProfileStringW(L"Strings", L"_MOD_PATH", mod_path, ini_path);
 176
 177     *sys_root = '\0';
 178     GetEnvironmentVariableW(L"SystemRoot", sys_root, ARRAY_SIZE(sys_root));
 179
 180     if(!wcsnicmp(sys_root, mod_path + 1, lstrlenW(sys_root)))
 181     {
 182         *sys_mod_path = '\"';
 183         lstrcpyW(sys_mod_path + 1, L"%SystemRoot%");
 184         lstrcatW(sys_mod_path, mod_path + 1 + lstrlenW(sys_root));
 185     }
 186     else
 187     {
 188         FIXME("SYS_MOD_PATH needs more work\n");
 189         lstrcpyW(sys_mod_path, mod_path);
 190     }
 191
 192     WritePrivateProfileStringW(L"Strings", L"_SYS_MOD_PATH", sys_mod_path, ini_path);
 193
 194     return S_OK;
 195 }
 196
 197 /***********************************************************************
 198  *          RegInstallW (advpack.@)
 199  *
 200  * Loads an INF from a string resource, adds entries to the string
 201  * substitution table, and executes the INF.
 202  *
 203  * PARAMS
 204  *   hm         [I] Module that contains the REGINST resource.
 205  *   pszSection [I] The INF section to execute.
 206  *   pstTable   [I] Table of string substitutions.
 207  *
 208  * RETURNS
 209  *   Success: S_OK.
 210  *   Failure: E_FAIL.
 211  */
 212 HRESULT WINAPI RegInstallW(HMODULE hm, LPCWSTR pszSection, const STRTABLEW* pstTable)
 213 {
 214     unsigned int i;
 215     CABINFOW cabinfo;
 216     WCHAR tmp_ini_path[MAX_PATH];
 217     HRESULT hr = E_FAIL;
 218
 219     TRACE("(%p, %s, %p)\n", hm, debugstr_w(pszSection), pstTable);
 220
 221     if(!create_tmp_ini_file(hm, tmp_ini_path))
 222         return E_FAIL;
 223
 224     if (write_predefined_strings(hm, tmp_ini_path) != S_OK)
 225         goto done;
 226
 227     /* Write the additional string table */
 228     if (pstTable)
 229     {
 230         for(i = 0; i < pstTable->cEntries; i++)
 231         {
 232             WCHAR tmp_value[MAX_PATH + 2];
 233
 234             tmp_value[0] = '\"';
 235             lstrcpyW(tmp_value + 1, pstTable->pse[i].pszValue);
 236             lstrcatW(tmp_value, L"\"");
 237
 238             WritePrivateProfileStringW(L"Strings", pstTable->pse[i].pszName, tmp_value, tmp_ini_path);
 239         }
 240     }
 241
 242     /* flush cache */
 243     WritePrivateProfileStringW(NULL, NULL, NULL, tmp_ini_path);
 244
 245     /* FIXME: read AdvOptions val for dwFlags */
 246     ZeroMemory(&cabinfo, sizeof(CABINFOW));
 247     cabinfo.pszInf = tmp_ini_path;
 248     cabinfo.pszSection = (LPWSTR)pszSection;
 249     cabinfo.dwFlags = 0;
 250
 251     hr = ExecuteCabW(NULL, &cabinfo, NULL);
 252
 253 done:
 254
 255     DeleteFileW(tmp_ini_path);
 256
 257     return hr;
 258 }
 259
 260 /***********************************************************************
 261  *          RegRestoreAllA (advpack.@)
 262  *
 263  * See RegRestoreAllW.
 264  */
 265 HRESULT WINAPI RegRestoreAllA(HWND hWnd, LPSTR pszTitleString, HKEY hkBackupKey)
 266 {
 267     UNICODE_STRING title;
 268     HRESULT hr;
 269
 270     TRACE("(%p, %s, %p)\n", hWnd, debugstr_a(pszTitleString), hkBackupKey);
 271
 272     RtlCreateUnicodeStringFromAsciiz(&title, pszTitleString);
 273
 274     hr = RegRestoreAllW(hWnd, title.Buffer, hkBackupKey);
 275
 276     RtlFreeUnicodeString(&title);
 277
 278     return hr;
 279 }
 280
 281 /***********************************************************************
 282  *          RegRestoreAllW (advpack.@)
 283  *
 284  * Restores all saved registry entries.
 285  *
 286  * PARAMS
 287  *   hWnd           [I] Handle to the window used for the display.
 288  *   pszTitleString [I] Title of the window.
 289  *   hkBackupKey    [I] Handle to the backup key.
 290  *
 291  * RETURNS
 292  *   Success: S_OK.
 293  *   Failure: E_FAIL.
 294  *
 295  * BUGS
 296  *   Unimplemented.
 297  */
 298 HRESULT WINAPI RegRestoreAllW(HWND hWnd, LPWSTR pszTitleString, HKEY hkBackupKey)
 299 {
 300     FIXME("(%p, %s, %p) stub\n", hWnd, debugstr_w(pszTitleString), hkBackupKey);
 301
 302     return E_FAIL;
 303 }
 304
 305 /***********************************************************************
 306  *          RegSaveRestoreA (advpack.@)
 307  *
 308  * See RegSaveRestoreW.
 309  */
 310 HRESULT WINAPI RegSaveRestoreA(HWND hWnd, LPCSTR pszTitleString, HKEY hkBackupKey,
 311                                LPCSTR pcszRootKey, LPCSTR pcszSubKey,
 312                                LPCSTR pcszValueName, DWORD dwFlags)
 313 {
 314     UNICODE_STRING title, root, subkey, value;
 315     HRESULT hr;
 316
 317     TRACE("(%p, %s, %p, %s, %s, %s, %ld)\n", hWnd, debugstr_a(pszTitleString),
 318           hkBackupKey, debugstr_a(pcszRootKey), debugstr_a(pcszSubKey),
 319           debugstr_a(pcszValueName), dwFlags);
 320
 321     RtlCreateUnicodeStringFromAsciiz(&title, pszTitleString);
 322     RtlCreateUnicodeStringFromAsciiz(&root, pcszRootKey);
 323     RtlCreateUnicodeStringFromAsciiz(&subkey, pcszSubKey);
 324     RtlCreateUnicodeStringFromAsciiz(&value, pcszValueName);
 325
 326     hr = RegSaveRestoreW(hWnd, title.Buffer, hkBackupKey, root.Buffer,
 327                          subkey.Buffer, value.Buffer, dwFlags);
 328
 329     RtlFreeUnicodeString(&title);
 330     RtlFreeUnicodeString(&root);
 331     RtlFreeUnicodeString(&subkey);
 332     RtlFreeUnicodeString(&value);
 333
 334     return hr;
 335 }
 336
 337 /***********************************************************************
 338  *          RegSaveRestoreW (advpack.@)
 339  *
 340  * Saves or restores the specified registry value.
 341  *
 342  * PARAMS
 343  *   hWnd           [I] Handle to the window used for the display.
 344  *   pszTitleString [I] Title of the window.
 345  *   hkBackupKey    [I] Key used to store the backup data.
 346  *   pcszRootKey    [I] Root key of the registry value
 347  *   pcszSubKey     [I] Sub key of the registry value.
 348  *   pcszValueName  [I] Value to save or restore.
 349  *   dwFlags        [I] See advpub.h.
 350  *
 351  * RETURNS
 352  *   Success: S_OK.
 353  *   Failure: E_FAIL.
 354  *
 355  * BUGS
 356  *   Unimplemented.
 357  */
 358 HRESULT WINAPI RegSaveRestoreW(HWND hWnd, LPCWSTR pszTitleString, HKEY hkBackupKey,
 359                                LPCWSTR pcszRootKey, LPCWSTR pcszSubKey,
 360                                LPCWSTR pcszValueName, DWORD dwFlags)
 361 {
 362     FIXME("(%p, %s, %p, %s, %s, %s, %ld): stub\n", hWnd, debugstr_w(pszTitleString),
 363           hkBackupKey, debugstr_w(pcszRootKey), debugstr_w(pcszSubKey),
 364           debugstr_w(pcszValueName), dwFlags);
 365
 366     return E_FAIL;
 367 }
 368
 369 /***********************************************************************
 370  *          RegSaveRestoreOnINFA (advpack.@)
 371  *
 372  * See RegSaveRestoreOnINFW.
 373  */
 374 HRESULT WINAPI RegSaveRestoreOnINFA(HWND hWnd, LPCSTR pszTitle, LPCSTR pszINF,
 375                                     LPCSTR pszSection, HKEY hHKLMBackKey,
 376                                     HKEY hHKCUBackKey, DWORD dwFlags)
 377 {
 378     UNICODE_STRING title, inf, section;
 379     HRESULT hr;
 380
 381     TRACE("(%p, %s, %s, %s, %p, %p, %ld)\n", hWnd, debugstr_a(pszTitle),
 382           debugstr_a(pszINF), debugstr_a(pszSection),
 383           hHKLMBackKey, hHKCUBackKey, dwFlags);
 384
 385     RtlCreateUnicodeStringFromAsciiz(&title, pszTitle);
 386     RtlCreateUnicodeStringFromAsciiz(&inf, pszINF);
 387     RtlCreateUnicodeStringFromAsciiz(&section, pszSection);
 388
 389     hr = RegSaveRestoreOnINFW(hWnd, title.Buffer, inf.Buffer, section.Buffer,
 390                               hHKLMBackKey, hHKCUBackKey, dwFlags);
 391
 392     RtlFreeUnicodeString(&title);
 393     RtlFreeUnicodeString(&inf);
 394     RtlFreeUnicodeString(&section);
 395
 396     return hr;
 397 }
 398
 399 /***********************************************************************
 400  *          RegSaveRestoreOnINFW (advpack.@)
 401  *
 402  * Saves or restores the specified INF Reg section.
 403  *
 404  * PARAMS
 405  *   hWnd         [I] Handle to the window used for the display.
 406  *   pszTitle     [I] Title of the window.
 407  *   pszINF       [I] Filename of the INF.
 408  *   pszSection   [I] Section to save or restore.
 409  *   hHKLMBackKey [I] Opened key in HKLM to store data.
 410  *   hHKCUBackKey [I] Opened key in HKCU to store data.
 411  *   dwFlags      [I] See advpub.h
 412  *
 413  * RETURNS
 414  *   Success: S_OK.
 415  *   Failure: E_FAIL.
 416  *
 417  * BUGS
 418  *   Unimplemented.
 419  */
 420 HRESULT WINAPI RegSaveRestoreOnINFW(HWND hWnd, LPCWSTR pszTitle, LPCWSTR pszINF,
 421                                     LPCWSTR pszSection, HKEY hHKLMBackKey,
 422                                     HKEY hHKCUBackKey, DWORD dwFlags)
 423 {
 424     FIXME("(%p, %s, %s, %s, %p, %p, %ld): stub\n", hWnd, debugstr_w(pszTitle),
 425           debugstr_w(pszINF), debugstr_w(pszSection),
 426           hHKLMBackKey, hHKCUBackKey, dwFlags);
 427
 428     return E_FAIL;
 429 }