ReactOS 0.4.15-dev-6644-g539123c
internettime.c File Reference
#include "timedate.h"
#include <stdlib.h>
Include dependency graph for internettime.c:

Go to the source code of this file.

Functions

DWORD WINAPI W32TimeSyncNow (LPCWSTR cmdline, UINT blocking, UINT flags)
 
static VOID CreateNTPServerList (HWND hwnd)
 
static VOID SetNTPServer (HWND hwnd, BOOL bBeginUpdate)
 
static VOID EnableDialogText (HWND hwnd)
 
static VOID SyncNTPStatusInit (HWND hwnd)
 
static VOID UpdateNTPStatus (HWND hwnd, DWORD dwReason)
 
static VOID GetSyncSetting (HWND hwnd)
 
static VOID OnInitDialog (HWND hwnd)
 
static VOID OnAutoSync (BOOL Sync)
 
static DWORD WINAPI UpdateThread (_In_ LPVOID lpParameter)
 
static VOID OnUpdate (HWND hwndDlg)
 
INT_PTR CALLBACK InetTimePageProc (HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
 

Variables

SYNC_STATUS SyncStatus
 

Function Documentation

◆ CreateNTPServerList()

static VOID CreateNTPServerList ( HWND  hwnd)
static

Definition at line 17 of file internettime.c.

18{
19 HWND hList;
20 WCHAR szValName[MAX_VALUE_NAME];
21 WCHAR szData[256];
22 DWORD dwIndex = 0;
23 DWORD dwValSize;
24 DWORD dwNameSize;
25 DWORD dwDefault = 1;
26 LONG lRet;
27 HKEY hKey;
28
31
33 L"SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\DateTime\\Servers",
34 0,
36 &hKey);
37 if (lRet != ERROR_SUCCESS)
38 return;
39
40 while (TRUE)
41 {
42 dwValSize = MAX_VALUE_NAME * sizeof(WCHAR);
43 szValName[0] = L'\0';
44 lRet = RegEnumValueW(hKey,
45 dwIndex,
46 szValName,
47 &dwValSize,
48 NULL,
49 NULL,
50 (LPBYTE)szData,
51 &dwNameSize);
52 if (lRet == ERROR_SUCCESS)
53 {
54 /* Get date from default reg value */
55 if (wcscmp(szValName, L"") == 0) // if (Index == 0)
56 {
57 dwDefault = _wtoi(szData);
58 dwIndex++;
59 }
60 else
61 {
64 0,
65 (LPARAM)szData);
66 dwIndex++;
67 }
68 }
69 else if (lRet != ERROR_MORE_DATA)
70 {
71 break;
72 }
73 }
74
75 if (dwDefault < 1 || dwDefault > dwIndex)
76 dwDefault = 1;
77
78 /* Server reg entries count from 1,
79 * Combo boxes count from 0 */
80 dwDefault--;
81
84 dwDefault,
85 0);
86
88}
#define MAX_VALUE_NAME
Definition: control.c:23
#define RegCloseKey(hKey)
Definition: registry.h:47
#define ERROR_MORE_DATA
Definition: dderror.h:13
#define ERROR_SUCCESS
Definition: deptool.c:10
#define NULL
Definition: types.h:112
#define TRUE
Definition: types.h:120
#define IDC_SERVERLIST
Definition: resource.h:22
LONG WINAPI RegOpenKeyExW(HKEY hKey, LPCWSTR lpSubKey, DWORD ulOptions, REGSAM samDesired, PHKEY phkResult)
Definition: reg.c:3353
LONG WINAPI RegEnumValueW(_In_ HKEY hKey, _In_ DWORD index, _Out_ LPWSTR value, _Inout_ PDWORD val_count, _Reserved_ PDWORD reserved, _Out_opt_ PDWORD type, _Out_opt_ LPBYTE data, _Inout_opt_ PDWORD count)
Definition: reg.c:2850
unsigned long DWORD
Definition: ntddk_ex.h:95
FxAutoRegKey hKey
_Check_return_ _CRTIMP int __cdecl _wtoi(_In_z_ const wchar_t *_Str)
HWND hList
Definition: livecd.c:10
#define KEY_QUERY_VALUE
Definition: nt_native.h:1016
#define L(x)
Definition: ntvdm.h:50
long LONG
Definition: pedump.c:60
_Check_return_ _CRTIMP int __cdecl wcscmp(_In_z_ const wchar_t *_Str1, _In_z_ const wchar_t *_Str2)
unsigned char * LPBYTE
Definition: typedefs.h:53
_In_ LONG _In_ HWND hwnd
Definition: winddi.h:4023
LONG_PTR LPARAM
Definition: windef.h:208
#define HKEY_LOCAL_MACHINE
Definition: winreg.h:12
#define CB_SETCURSEL
Definition: winuser.h:1951
HWND WINAPI GetDlgItem(_In_opt_ HWND, _In_ int)
#define CB_ADDSTRING
Definition: winuser.h:1926
LRESULT WINAPI SendMessageW(_In_ HWND, _In_ UINT, _In_ WPARAM, _In_ LPARAM)
__wchar_t WCHAR
Definition: xmlstorage.h:180

Referenced by OnInitDialog().

◆ EnableDialogText()

static VOID EnableDialogText ( HWND  hwnd)
static

Definition at line 175 of file internettime.c.

176{
177 BOOL bChecked;
178 UINT uCheck;
179
181 bChecked = (uCheck == BST_CHECKED) ? TRUE : FALSE;
182
188}
#define FALSE
Definition: types.h:117
#define IDC_UPDATEBUTTON
Definition: resource.h:23
#define IDC_NEXTSYNC
Definition: resource.h:26
#define IDC_AUTOSYNC
Definition: resource.h:24
#define IDC_SUCSYNC
Definition: resource.h:25
#define IDC_SERVERTEXT
Definition: resource.h:27
unsigned int BOOL
Definition: ntddk_ex.h:94
unsigned int UINT
Definition: ndis.h:50
LRESULT WINAPI SendDlgItemMessageW(_In_ HWND, _In_ int, _In_ UINT, _In_ WPARAM, _In_ LPARAM)
BOOL WINAPI EnableWindow(_In_ HWND, _In_ BOOL)
#define BST_CHECKED
Definition: winuser.h:197
#define BM_GETCHECK
Definition: winuser.h:1908

Referenced by InetTimePageProc(), and OnInitDialog().

◆ GetSyncSetting()

static VOID GetSyncSetting ( HWND  hwnd)
static

Definition at line 269 of file internettime.c.

270{
271 HKEY hKey;
272 WCHAR szData[8];
274
276 L"SYSTEM\\CurrentControlSet\\Services\\W32Time\\Parameters",
277 0,
279 &hKey) == ERROR_SUCCESS)
280 {
281 dwSize = 8 * sizeof(WCHAR);
283 L"Type",
284 NULL,
285 NULL,
286 (LPBYTE)szData,
288 {
289 if (wcscmp(szData, L"NTP") == 0)
291 else
293 }
294
296 }
297}
LONG WINAPI RegQueryValueExW(_In_ HKEY hkeyorg, _In_ LPCWSTR name, _In_ LPDWORD reserved, _In_ LPDWORD type, _In_ LPBYTE data, _In_ LPDWORD count)
Definition: reg.c:4118
PSDBQUERYRESULT_VISTA PVOID DWORD * dwSize
Definition: env.c:56
#define BST_UNCHECKED
Definition: winuser.h:199
#define BM_SETCHECK
Definition: winuser.h:1911

Referenced by OnInitDialog().

◆ InetTimePageProc()

INT_PTR CALLBACK InetTimePageProc ( HWND  hwndDlg,
UINT  uMsg,
WPARAM  wParam,
LPARAM  lParam 
)

Definition at line 381 of file internettime.c.

385{
386 switch (uMsg)
387 {
388 case WM_INITDIALOG:
389 OnInitDialog(hwndDlg);
390 break;
391
392 case WM_COMMAND:
393 switch(LOWORD(wParam))
394 {
395 case IDC_UPDATEBUTTON:
396 OnUpdate(hwndDlg);
397 break;
398
399 case IDC_SERVERLIST:
401 {
402 /* Enable the 'Apply' button */
403 PropSheet_Changed(GetParent(hwndDlg), hwndDlg);
404 }
405 break;
406
407 case IDC_AUTOSYNC:
408 if (HIWORD(wParam) == BN_CLICKED)
409 {
410 EnableDialogText(hwndDlg);
411
412 /* Enable the 'Apply' button */
413 PropSheet_Changed(GetParent(hwndDlg), hwndDlg);
414 }
415 break;
416 }
417 break;
418
419 case WM_DESTROY:
420 break;
421
422 case WM_NOTIFY:
423 {
424 LPNMHDR lpnm = (LPNMHDR)lParam;
425
426 switch (lpnm->code)
427 {
428 case PSN_APPLY:
429 SetNTPServer(hwndDlg, FALSE);
430
433 else
435
436 return TRUE;
437
438 default:
439 break;
440 }
441 }
442 break;
443 }
444
445 return FALSE;
446}
WPARAM wParam
Definition: combotst.c:138
LPARAM lParam
Definition: combotst.c:139
static VOID EnableDialogText(HWND hwnd)
Definition: internettime.c:175
static VOID OnAutoSync(BOOL Sync)
Definition: internettime.c:311
static VOID OnInitDialog(HWND hwnd)
Definition: internettime.c:301
static VOID OnUpdate(HWND hwndDlg)
Definition: internettime.c:364
static VOID SetNTPServer(HWND hwnd, BOOL bBeginUpdate)
Definition: internettime.c:93
#define LOWORD(l)
Definition: pedump.c:82
#define PropSheet_Changed(d, w)
Definition: prsht.h:344
#define PSN_APPLY
Definition: prsht.h:117
#define WM_NOTIFY
Definition: richedit.h:61
UINT code
Definition: winuser.h:3149
#define HIWORD(l)
Definition: typedefs.h:247
#define WM_COMMAND
Definition: winuser.h:1730
#define WM_INITDIALOG
Definition: winuser.h:1729
#define CBN_SELCHANGE
Definition: winuser.h:1969
struct tagNMHDR * LPNMHDR
HWND WINAPI GetParent(_In_ HWND)
#define BN_CLICKED
Definition: winuser.h:1915
#define WM_DESTROY
Definition: winuser.h:1599
#define CBN_EDITCHANGE
Definition: winuser.h:1965

Referenced by Applet().

◆ OnAutoSync()

static VOID OnAutoSync ( BOOL  Sync)
static

Definition at line 311 of file internettime.c.

312{
313 HKEY hKey;
314 LONG lRet;
315 LPCWSTR szAuto;
316
317 if (Sync)
318 szAuto = L"NTP";
319 else
320 szAuto = L"NoSync";
321
323 L"SYSTEM\\CurrentControlSet\\Services\\W32Time\\Parameters",
324 0,
326 &hKey);
327 if (lRet != ERROR_SUCCESS)
328 {
329 DisplayWin32Error(lRet);
330 return;
331 }
332
333 lRet = RegSetValueExW(hKey,
334 L"Type",
335 0,
336 REG_SZ,
337 (LPBYTE)szAuto,
338 (wcslen(szAuto) + 1) * sizeof(WCHAR));
339 if (lRet != ERROR_SUCCESS)
340 DisplayWin32Error(lRet);
341
343}
LONG WINAPI RegSetValueExW(_In_ HKEY hKey, _In_ LPCWSTR lpValueName, _In_ DWORD Reserved, _In_ DWORD dwType, _In_ CONST BYTE *lpData, _In_ DWORD cbData)
Definition: reg.c:4897
_CRTIMP size_t __cdecl wcslen(_In_z_ const wchar_t *_Str)
#define REG_SZ
Definition: layer.c:22
#define KEY_SET_VALUE
Definition: nt_native.h:1017
VOID DisplayWin32Error(DWORD dwErrorCode)
Definition: timedate.c:28
const WCHAR * LPCWSTR
Definition: xmlstorage.h:185

Referenced by InetTimePageProc().

◆ OnInitDialog()

static VOID OnInitDialog ( HWND  hwnd)
static

Definition at line 301 of file internettime.c.

302{
308}
static VOID GetSyncSetting(HWND hwnd)
Definition: internettime.c:269
static VOID CreateNTPServerList(HWND hwnd)
Definition: internettime.c:17
static VOID SyncNTPStatusInit(HWND hwnd)
Definition: internettime.c:191
__int3264 LONG_PTR
Definition: mstsclib_h.h:276
#define SetWindowLongPtr
Definition: treelist.c:70
#define DWLP_USER
Definition: winuser.h:866

Referenced by InetTimePageProc().

◆ OnUpdate()

static VOID OnUpdate ( HWND  hwndDlg)
static

Definition at line 364 of file internettime.c.

366{
367 if ((BOOL)GetWindowLongPtr(hwndDlg, DWLP_USER) == FALSE)
368 {
370
371 if (CreateThread(NULL, 0, UpdateThread, (PVOID)hwndDlg, 0, NULL) == NULL)
372 {
373 UpdateNTPStatus(hwndDlg, GetLastError());
375 }
376 }
377}
HANDLE WINAPI DECLSPEC_HOTPATCH CreateThread(IN LPSECURITY_ATTRIBUTES lpThreadAttributes, IN DWORD dwStackSize, IN LPTHREAD_START_ROUTINE lpStartAddress, IN LPVOID lpParameter, IN DWORD dwCreationFlags, OUT LPDWORD lpThreadId)
Definition: thread.c:137
static DWORD WINAPI UpdateThread(_In_ LPVOID lpParameter)
Definition: internettime.c:346
static VOID UpdateNTPStatus(HWND hwnd, DWORD dwReason)
Definition: internettime.c:209
#define GetWindowLongPtr
Definition: treelist.c:73
DWORD WINAPI GetLastError(void)
Definition: except.c:1040

Referenced by InetTimePageProc().

◆ SetNTPServer()

static VOID SetNTPServer ( HWND  hwnd,
BOOL  bBeginUpdate 
)
static

Definition at line 93 of file internettime.c.

94{
95 HKEY hKey;
96 HWND hList;
97 UINT uSel;
98 WCHAR szSel[4];
99 LONG lRet;
100 WCHAR buffer[256];
101 WCHAR szFormat[BUFSIZE];
102
105
106 uSel = (UINT)SendMessageW(hList, CB_GETCURSEL, 0, 0);
107
109
110 /* If the condition is true that means the user wants to update (synchronize) the time */
111 if (bBeginUpdate)
112 {
113 /* Inform the user that the synchronization is about to begin (depending on how reachable the NTP server is) */
115 SetDlgItemTextW(hwnd, IDC_SUCSYNC, szFormat);
116 }
117
118 /* If there is new data entered then save it in the registry
119 The same key name of "0" is used to store all user entered values
120 */
121 if (uSel == -1)
122 {
124 L"SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\DateTime\\Servers",
125 0,
127 &hKey);
128 if (lRet != ERROR_SUCCESS)
129 {
130 DisplayWin32Error(lRet);
131 return;
132 }
133 lRet = RegSetValueExW(hKey,
134 L"0",
135 0,
136 REG_SZ,
137 (LPBYTE)buffer,
138 (wcslen(buffer) + 1) * sizeof(WCHAR));
139 if (lRet != ERROR_SUCCESS)
140 DisplayWin32Error(lRet);
141 }
142
143 /* Server reg entries count from 1,
144 * Combo boxes count from 0 */
145 uSel++;
146
147 /* Convert to wide char */
148 _itow(uSel, szSel, 10);
149
151 L"SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\DateTime\\Servers",
152 0,
154 &hKey);
155 if (lRet != ERROR_SUCCESS)
156 {
157 DisplayWin32Error(lRet);
158 return;
159 }
160
161 lRet = RegSetValueExW(hKey,
162 L"",
163 0,
164 REG_SZ,
165 (LPBYTE)szSel,
166 (wcslen(szSel) + 1) * sizeof(WCHAR));
167 if (lRet != ERROR_SUCCESS)
168 DisplayWin32Error(lRet);
169
171}
#define BUFSIZE
Definition: discard.c:12
GLuint buffer
Definition: glext.h:5915
_CRTIMP wchar_t *__cdecl _itow(_In_ int _Value, _Pre_notnull_ _Post_z_ wchar_t *_Dest, _In_ int _Radix)
SYNC_STATUS SyncStatus
Definition: internettime.c:14
#define _countof(array)
Definition: sndvol32.h:68
STRSAFEAPI StringCchPrintfW(STRSAFE_LPWSTR pszDest, size_t cchDest, STRSAFE_LPCWSTR pszFormat,...)
Definition: strsafe.h:530
WCHAR szSyncWait[BUFSIZE]
Definition: timedate.h:41
BOOL WINAPI SetDlgItemTextW(_In_ HWND, _In_ int, _In_ LPCWSTR)
#define WM_GETTEXT
Definition: winuser.h:1608
#define CB_GETCURSEL
Definition: winuser.h:1933

Referenced by InetTimePageProc(), and UpdateThread().

◆ SyncNTPStatusInit()

static VOID SyncNTPStatusInit ( HWND  hwnd)
static

Definition at line 191 of file internettime.c.

192{
193 /* Initialize the Synchronization NTP status members */
199
200 /*
201 * TODO: XP's and Server 2003's timedate.cpl loads the last successful attempt of the NTP synchronization
202 * displaying the last time and date of the said sync. I have no idea how does timedate.cpl remember its last
203 * successful sync so for the time being, we will only load the initial remark string.
204 */
206}
HINSTANCE hApplet
Definition: access.c:17
#define IDS_INETTIMESYNCING
Definition: resource.h:37
#define IDS_INETTIMEWELCOME
Definition: resource.h:40
#define IDS_INETTIMEERROR
Definition: resource.h:38
#define IDS_INETTIMESUCSYNC
Definition: resource.h:35
#define IDS_INETTIMESUCFILL
Definition: resource.h:39
WCHAR szSyncSuc[BUFSIZE]
Definition: timedate.h:40
WCHAR szSyncInit[BUFSIZE]
Definition: timedate.h:44
WCHAR szSyncType[BUFSIZE]
Definition: timedate.h:43
WCHAR szSyncErr[BUFSIZE]
Definition: timedate.h:42
int WINAPI LoadStringW(_In_opt_ HINSTANCE hInstance, _In_ UINT uID, _Out_writes_to_(cchBufferMax, return+1) LPWSTR lpBuffer, _In_ int cchBufferMax)

Referenced by OnInitDialog().

◆ UpdateNTPStatus()

static VOID UpdateNTPStatus ( HWND  hwnd,
DWORD  dwReason 
)
static

Definition at line 209 of file internettime.c.

210{
211 WCHAR szFormat[BUFSIZE];
212 WCHAR szNtpServerName[MAX_VALUE_NAME];
213 WCHAR szLocalDate[BUFSIZE];
214 WCHAR szLocalTime[BUFSIZE];
215 HWND hDlgComboList;
216
217 /* Retrieve the server NTP name from the edit box */
218 hDlgComboList = GetDlgItem(hwnd, IDC_SERVERLIST);
219 SendMessageW(hDlgComboList, WM_GETTEXT, _countof(szNtpServerName), (LPARAM)szNtpServerName);
220
221 /* Iterate over the case reasons so we can compute the exact status of the NTP synchronization */
222 switch (dwReason)
223 {
224 /* The NTP time synchronization has completed successfully */
225 case ERROR_SUCCESS:
226 {
227 /* Get the current date based on the locale identifier */
230 NULL,
231 NULL,
232 szLocalDate,
233 _countof(szLocalDate));
234
235 /* Get the current time based on the locale identifier */
238 NULL,
239 NULL,
240 szLocalTime,
241 _countof(szLocalTime));
242
243 /* Format the resource sting with the given NTP server name and the current time data */
244 StringCchPrintfW(szFormat, _countof(szFormat), SyncStatus.szSyncSuc, szNtpServerName, szLocalDate, szLocalTime);
245 SetDlgItemTextW(hwnd, IDC_SUCSYNC, szFormat);
246 break;
247 }
248
249 /* Empty field data has been caught -- simply tell the user to write the NTP name to continue */
251 {
253 DPRINT("UpdateNTPStatus(): The user didn't submit any NTP server name!\n");
254 break;
255 }
256
257 /* General failure -- the NTP synchronization has failed for whatever reason */
258 default:
259 {
260 StringCchPrintfW(szFormat, _countof(szFormat), SyncStatus.szSyncErr, szNtpServerName);
261 SetDlgItemTextW(hwnd, IDC_SUCSYNC, szFormat);
262 DPRINT("UpdateNTPStatus(): Failed to synchronize the time! (Error: %lu).\n", dwReason);
263 break;
264 }
265 }
266}
DWORD dwReason
Definition: misc.cpp:154
INT WINAPI GetTimeFormatW(LCID lcid, DWORD dwFlags, const SYSTEMTIME *lpTime, LPCWSTR lpFormat, LPWSTR lpTimeStr, INT cchOut)
Definition: lcformat.c:1093
INT WINAPI GetDateFormatW(LCID lcid, DWORD dwFlags, const SYSTEMTIME *lpTime, LPCWSTR lpFormat, LPWSTR lpDateStr, INT cchOut)
Definition: lcformat.c:993
#define LOCALE_USER_DEFAULT
#define DPRINT
Definition: sndvol32.h:71
#define ERROR_INVALID_DATA
Definition: winerror.h:116
#define TIME_NOSECONDS
Definition: winnls.h:278
#define DATE_SHORTDATE
Definition: winnls.h:196

Referenced by OnUpdate(), and UpdateThread().

◆ UpdateThread()

static DWORD WINAPI UpdateThread ( _In_ LPVOID  lpParameter)
static

Definition at line 346 of file internettime.c.

348{
349 HWND hwndDlg;
350 DWORD dwError;
351
352 hwndDlg = (HWND)lpParameter;
353
354 SetNTPServer(hwndDlg, TRUE);
355
356 dwError = W32TimeSyncNow(L"localhost", 0, 0);
357 UpdateNTPStatus(hwndDlg, dwError);
358
360 return 0;
361}
HANDLE HWND
Definition: compat.h:19
DWORD WINAPI W32TimeSyncNow(LPCWSTR cmdline, UINT blocking, UINT flags)
Definition: w32time.c:345

Referenced by OnUpdate().

◆ W32TimeSyncNow()

DWORD WINAPI W32TimeSyncNow ( LPCWSTR  cmdline,
UINT  blocking,
UINT  flags 
)

Definition at line 345 of file w32time.c.

348{
350 result = SetTime();
351 if (result)
352 {
353 DPRINT("W32TimeSyncNow failed and clock not set.\n");
354 }
355 else
356 {
357 DPRINT("W32TimeSyncNow succeeded and clock set.\n");
358 }
359 return result;
360}
GLuint64EXT * result
Definition: glext.h:11304
DWORD SetTime(VOID)
Definition: w32time.c:163

Referenced by UpdateThread().

Variable Documentation

◆ SyncStatus

SYNC_STATUS SyncStatus