BOOL ExportRegistryFile(HWND hWnd)
{
BOOL bRet = FALSE;
OPENFILENAME ofn;
WCHAR ExportKeyPath[_MAX_PATH] = {0};
WCHAR Caption[128], szTitle[512], szText[512];
HKEY hKeyRoot;
LPCWSTR pszKeyPath;
/* Figure out which key path we are exporting */
pszKeyPath = GetItemPath(g_pChildWnd->hTreeWnd, 0, &hKeyRoot);
GetKeyName(ExportKeyPath, COUNT_OF(ExportKeyPath), hKeyRoot, pszKeyPath);
InitOpenFileName(hWnd, &ofn);
LoadStringW(hInst, IDS_EXPORT_REG_FILE, Caption, COUNT_OF(Caption));
ofn.lpstrTitle = Caption;
/* Only set the path if a key (not the root node) is selected */
if (hKeyRoot != 0)
{
ofn.lCustData = (LPARAM) ExportKeyPath;
}
ofn.Flags = OFN_ENABLETEMPLATE | OFN_EXPLORER | OFN_ENABLEHOOK | OFN_OVERWRITEPROMPT;
ofn.lpfnHook = ExportRegistryFile_OFNHookProc;
ofn.lpTemplateName = MAKEINTRESOURCEW(IDD_EXPORTRANGE);
if (GetSaveFileName(&ofn))
{
switch (ofn.nFilterIndex)
{
case 2: /* Registry Hive Files */
{
LONG lResult;
HKEY hSubKey;
/* Open the subkey */
lResult = RegOpenKeyExW(hKeyRoot, pszKeyPath, 0, KEY_READ, &hSubKey);
if (lResult == ERROR_SUCCESS)
{
/* Enable the 'backup' privilege, save the hive then disable the privilege */
EnablePrivilege(SE_BACKUP_NAME, NULL, TRUE);
lResult = RegSaveKeyW(hSubKey, ofn.lpstrFile, NULL);
if (lResult == ERROR_ALREADY_EXISTS)
{
/*
* We are here, that means that we already said "yes" to the confirmation dialog.
* So we absolutely want to replace the hive file.
*/
if (DeleteFileW(ofn.lpstrFile))
{
/* Try again */
lResult = RegSaveKeyW(hSubKey, ofn.lpstrFile, NULL);
}
}
EnablePrivilege(SE_BACKUP_NAME, NULL, FALSE);
if (lResult != ERROR_SUCCESS)
{
/*
* If we are here, it's because RegSaveKeyW has failed for any reason.
* The problem is that even if it has failed, it has created or
* replaced the exported hive file with a new empty file. We don't
* want to keep this file, so we delete it.
*/
DeleteFileW(ofn.lpstrFile);
}
/* Close the subkey */
RegCloseKey(hSubKey);
}
/* Set the return value */
bRet = (lResult == ERROR_SUCCESS);
/* Display error, if any */
if (!bRet) ErrorMessageBox(hWnd, Caption, lResult);
break;
}
case 1: /* Windows Registry Editor Version 5.00 */
case 3: /* REGEDIT4 */
default: /* All files ==> use Windows Registry Editor Version 5.00 */
{
if (!export_registry_key(ofn.lpstrFile, ExportKeyPath,
(ofn.nFilterIndex == 3 ? REG_FORMAT_4
: REG_FORMAT_5)))
{
/* Error creating the file */
LoadStringW(hInst, IDS_APP_TITLE, szTitle, COUNT_OF(szTitle));
LoadStringW(hInst, IDS_EXPORT_ERROR, szText, COUNT_OF(szText));
InfoMessageBox(hWnd, MB_OK | MB_ICONERROR, szTitle, szText, ofn.lpstrFile);
bRet = FALSE;
}
else
{
bRet = TRUE;
}
break;
}
}
}
else
{
CheckCommDlgError(hWnd);
}
return bRet;
}
BOOL ProcessCmdLine(LPWSTR lpCmdLine)
{
BOOL silent = FALSE;
REGEDIT_ACTION action = ACTION_UNDEF;
LPWSTR s = lpCmdLine; /* command line pointer */
WCHAR ch = *s; /* current character */
while (ch && ((ch == L'-') || (ch == L'/')))
{
WCHAR chu;
WCHAR ch2;
s++;
ch = *s;
ch2 = *(s + 1);
chu = towupper(ch);
if (!ch2 || iswspace(ch2))
{
if (chu == L'S')
{
/* Silence dialogs */
silent = TRUE;
}
else if (chu == L'V')
{
/* Ignore this switch */
}
else
{
switch (chu)
{
case L'D':
action = ACTION_DELETE;
break;
case L'E':
action = ACTION_EXPORT;
break;
case L'?':
InfoMessageBox(NULL, MB_OK | MB_ICONINFORMATION, NULL, usage);
exit(3);
break;
default:
error_unknown_switch(chu, s);
break;
}
}
s++;
}
else
{
if (ch2 == L':')
{
switch (chu)
{
case L'L':
/* fall through */
case L'R':
s += 2;
while (*s && !iswspace(*s))
{
s++;
}
break;
default:
error_unknown_switch(chu, s);
break;
}
}
else
{
/* this is a file name, starting from '/' */
s--;
break;
}
}
/* skip spaces to the next parameter */
ch = *s;
while (ch && iswspace(ch))
{
s++;
ch = *s;
}
}
if (*s && action == ACTION_UNDEF)
action = ACTION_ADD;
if (action != ACTION_UNDEF)
return PerformRegAction(action, s, silent);
else
return FALSE;
}
static BOOL ImportRegistryFile(HWND hWnd)
{
BOOL bRet = FALSE;
OPENFILENAME ofn;
WCHAR Caption[128], szTitle[512], szText[512];
HKEY hKeyRoot;
LPCWSTR pszKeyPath;
/* Figure out in which key path we are importing */
pszKeyPath = GetItemPath(g_pChildWnd->hTreeWnd, 0, &hKeyRoot);
InitOpenFileName(hWnd, &ofn);
LoadStringW(hInst, IDS_IMPORT_REG_FILE, Caption, COUNT_OF(Caption));
ofn.lpstrTitle = Caption;
ofn.Flags |= OFN_ENABLESIZING;
/* ofn.lCustData = ;*/
if (GetOpenFileName(&ofn))
{
/* Look at the extension of the file to determine its type */
if (ofn.nFileExtension >= 1 &&
_wcsicmp(ofn.lpstrFile + ofn.nFileExtension, L"reg") == 0) /* REGEDIT4 or Windows Registry Editor Version 5.00 */
{
/* Open the file */
FILE* fp = _wfopen(ofn.lpstrFile, L"r");
/* Import it */
if (fp == NULL || !import_registry_file(fp))
{
/* Error opening the file */
LoadStringW(hInst, IDS_APP_TITLE, szTitle, COUNT_OF(szTitle));
LoadStringW(hInst, IDS_IMPORT_ERROR, szText, COUNT_OF(szText));
InfoMessageBox(hWnd, MB_OK | MB_ICONERROR, szTitle, szText, ofn.lpstrFile);
bRet = FALSE;
}
else
{
/* Show successful import */
LoadStringW(hInst, IDS_APP_TITLE, szTitle, COUNT_OF(szTitle));
LoadStringW(hInst, IDS_IMPORT_OK, szText, COUNT_OF(szText));
InfoMessageBox(hWnd, MB_OK | MB_ICONINFORMATION, szTitle, szText, ofn.lpstrFile);
bRet = TRUE;
}
/* Close the file */
if (fp) fclose(fp);
}
else /* Registry Hive Files */
{
LoadStringW(hInst, IDS_QUERY_IMPORT_HIVE_CAPTION, szTitle, COUNT_OF(szTitle));
LoadStringW(hInst, IDS_QUERY_IMPORT_HIVE_MSG, szText, COUNT_OF(szText));
/* Display a confirmation message */
if (MessageBoxW(g_pChildWnd->hWnd, szText, szTitle, MB_ICONWARNING | MB_YESNO) == IDYES)
{
LONG lResult;
HKEY hSubKey;
/* Open the subkey */
lResult = RegOpenKeyExW(hKeyRoot, pszKeyPath, 0, KEY_WRITE, &hSubKey);
if (lResult == ERROR_SUCCESS)
{
/* Enable the 'restore' privilege, restore the hive then disable the privilege */
EnablePrivilege(SE_RESTORE_NAME, NULL, TRUE);
lResult = RegRestoreKey(hSubKey, ofn.lpstrFile, REG_FORCE_RESTORE);
EnablePrivilege(SE_RESTORE_NAME, NULL, FALSE);
/* Flush the subkey and close it */
RegFlushKey(hSubKey);
RegCloseKey(hSubKey);
}
/* Set the return value */
bRet = (lResult == ERROR_SUCCESS);
/* Display error, if any */
if (!bRet) ErrorMessageBox(hWnd, Caption, lResult);
}
}
}
else
{
CheckCommDlgError(hWnd);
}
/* refresh tree and list views */
RefreshTreeView(g_pChildWnd->hTreeWnd);
pszKeyPath = GetItemPath(g_pChildWnd->hTreeWnd, 0, &hKeyRoot);
RefreshListView(g_pChildWnd->hListWnd, hKeyRoot, pszKeyPath);
return bRet;
}
BOOL PerformRegAction(REGEDIT_ACTION action, LPWSTR s, BOOL silent)
{
switch (action)
{
case ACTION_ADD:
{
WCHAR szTitle[512], szText[512];
WCHAR filename[MAX_PATH];
FILE *fp;
get_file_name(&s, filename);
if (!filename[0])
{
InfoMessageBox(NULL, MB_OK | MB_ICONINFORMATION, NULL, L"No file name is specified.");
InfoMessageBox(NULL, MB_OK | MB_ICONINFORMATION, NULL, usage);
exit(4);
}
LoadStringW(hInst, IDS_APP_TITLE, szTitle, COUNT_OF(szTitle));
while (filename[0])
{
/* Request import confirmation */
if (!silent)
{
int choice;
LoadStringW(hInst, IDS_IMPORT_PROMPT, szText, COUNT_OF(szText));
choice = InfoMessageBox(NULL, MB_YESNOCANCEL | MB_ICONWARNING, szTitle, szText, filename);
switch (choice)
{
case IDNO:
goto cont;
case IDCANCEL:
/* The cancel case is useful if the user is importing more than one registry file
at a time, and wants to back out anytime during the import process. This way, the
user doesn't have to resort to ending the regedit process abruptly just to cancel
the operation. */
return TRUE;
default:
break;
}
}
/* Open the file */
fp = _wfopen(filename, L"r");
/* Import it */
if (fp == NULL || !import_registry_file(fp))
{
/* Error opening the file */
if (!silent)
{
LoadStringW(hInst, IDS_IMPORT_ERROR, szText, COUNT_OF(szText));
InfoMessageBox(NULL, MB_OK | MB_ICONERROR, szTitle, szText, filename);
}
}
else
{
/* Show successful import */
if (!silent)
{
LoadStringW(hInst, IDS_IMPORT_OK, szText, COUNT_OF(szText));
InfoMessageBox(NULL, MB_OK | MB_ICONINFORMATION, szTitle, szText, filename);
}
}
/* Close the file */
if (fp) fclose(fp);
cont:
get_file_name(&s, filename);
}
break;
}
case ACTION_DELETE:
{
WCHAR reg_key_name[KEY_MAX_LEN];
get_file_name(&s, reg_key_name);
if (!reg_key_name[0])
{
InfoMessageBox(NULL, MB_OK | MB_ICONINFORMATION, NULL, L"No registry key is specified for removal.");
InfoMessageBox(NULL, MB_OK | MB_ICONINFORMATION, NULL, usage);
exit(6);
}
delete_registry_key(reg_key_name);
break;
}
case ACTION_EXPORT:
{
WCHAR filename[MAX_PATH];
filename[0] = L'\0';
get_file_name(&s, filename);
if (!filename[0])
{
InfoMessageBox(NULL, MB_OK | MB_ICONINFORMATION, NULL, L"No file name is specified.");
InfoMessageBox(NULL, MB_OK | MB_ICONINFORMATION, NULL, usage);
exit(7);
}
if (s[0])
{
WCHAR reg_key_name[KEY_MAX_LEN];
get_file_name(&s, reg_key_name);
export_registry_key(filename, reg_key_name, REG_FORMAT_4);
}
else
{
export_registry_key(filename, NULL, REG_FORMAT_4);
}
break;
}
default:
fwprintf(stderr, L"%s: Unhandled action!\n", getAppName());
exit(8);
break;
}
return TRUE;
}
