/******************************************************************************
* *
* Comments: counter is NULL if it is not in the collector, *
* do not call it for PERF_COUNTER_ACTIVE counters *
* *
******************************************************************************/
PDH_STATUS zbx_PdhAddCounter(const char *function, PERF_COUNTER_DATA *counter, PDH_HQUERY query,
const char *counterpath, PDH_HCOUNTER *handle)
{
PDH_STATUS pdh_status;
LPTSTR wcounterPath;
wcounterPath = zbx_utf8_to_unicode(counterpath);
if (ERROR_SUCCESS == (pdh_status = PdhAddCounter(query, wcounterPath, 0, handle)) &&
ERROR_SUCCESS == (pdh_status = PdhValidatePath(wcounterPath)))
{
if (NULL != counter)
counter->status = PERF_COUNTER_INITIALIZED;
zabbix_log(LOG_LEVEL_DEBUG, "%s(): PerfCounter '%s' successfully added", function, counterpath);
}
else
{
if (NULL != counter)
counter->status = PERF_COUNTER_NOTSUPPORTED;
zabbix_log(LOG_LEVEL_DEBUG, "%s(): unable to add PerfCounter '%s': %s",
function, counterpath, strerror_from_module(pdh_status, L"PDH.DLL"));
}
zbx_free(wcounterPath);
return pdh_status;
}
BOOL
init_profile(LPTSTR counter_name, PDH_profile *prof)
{
BOOL ret = TRUE;
prof->hQuery = NULL;
prof->hCounter = NULL;
prof->value = -1;
__try {
if (open_profile(prof)) {
if (PdhValidatePath(counter_name) == ERROR_SUCCESS)
ret = (PdhAddCounter(prof->hQuery, counter_name, 0,
&(prof->hCounter)) == ERROR_SUCCESS);
else
ret = FALSE;
} else {
ret = FALSE;
}
}
__except(EXCEPTION_EXECUTE_HANDLER) {
ret = FALSE;
}
return (ret);
}
JNIEXPORT jint SIGAR_JNI(win32_Pdh_validate)
(JNIEnv *env, jclass cur, jstring jpath)
{
PDH_STATUS status;
jboolean is_copy;
LPCTSTR path = JENV->GetStringChars(env, jpath, &is_copy);
status = PdhValidatePath(path);
if (is_copy) {
JENV->ReleaseStringChars(env, jpath, path);
}
return status;
}
static INT_PTR CALLBACK OptionsDlgProc(
_In_ HWND hwndDlg,
_In_ UINT uMsg,
_In_ WPARAM wParam,
_In_ LPARAM lParam
)
{
PPH_PERFMON_CONTEXT context = NULL;
if (uMsg == WM_INITDIALOG)
{
context = (PPH_PERFMON_CONTEXT)PhAllocate(sizeof(PH_PERFMON_CONTEXT));
memset(context, 0, sizeof(PH_PERFMON_CONTEXT));
SetProp(hwndDlg, L"Context", (HANDLE)context);
}
else
{
context = (PPH_PERFMON_CONTEXT)GetProp(hwndDlg, L"Context");
if (uMsg == WM_NCDESTROY)
{
PPH_STRING string;
ClearCounterList(CountersList);
CopyCounterList(CountersList, context->CountersListEdited);
PhDereferenceObject(context->CountersListEdited);
string = SaveCounterList(CountersList);
PhSetStringSetting2(SETTING_NAME_PERFMON_LIST, &string->sr);
PhDereferenceObject(string);
RemoveProp(hwndDlg, L"Context");
PhFree(context);
}
}
if (context == NULL)
return FALSE;
switch (uMsg)
{
case WM_INITDIALOG:
{
context->CountersListEdited = PhCreateList(2);
context->ListViewHandle = GetDlgItem(hwndDlg, IDC_PERFCOUNTER_LISTVIEW);
PhSetListViewStyle(context->ListViewHandle, FALSE, TRUE);
PhSetControlTheme(context->ListViewHandle, L"explorer");
PhAddListViewColumn(context->ListViewHandle, 0, 0, 0, LVCFMT_LEFT, 420, L"Counter");
PhSetExtendedListView(context->ListViewHandle);
ClearCounterList(context->CountersListEdited);
CopyCounterList(context->CountersListEdited, CountersList);
LoadCountersToListView(context, context->CountersListEdited);
}
break;
case WM_COMMAND:
{
switch (LOWORD(wParam))
{
case IDC_ADD_BUTTON:
{
PDH_STATUS counterStatus = 0;
PPH_STRING counterPathString = NULL;
PPH_STRING counterWildCardString = NULL;
PDH_BROWSE_DLG_CONFIG browseConfig = { 0 };
WCHAR counterPathBuffer[PDH_MAX_COUNTER_PATH] = L"";
browseConfig.bIncludeInstanceIndex = FALSE;
browseConfig.bSingleCounterPerAdd = FALSE;// Fix empty CounterPathBuffer
browseConfig.bSingleCounterPerDialog = TRUE;
browseConfig.bLocalCountersOnly = FALSE;
browseConfig.bWildCardInstances = TRUE; // Seems to cause a lot of crashes
browseConfig.bHideDetailBox = TRUE;
browseConfig.bInitializePath = FALSE;
browseConfig.bDisableMachineSelection = FALSE;
browseConfig.bIncludeCostlyObjects = FALSE;
browseConfig.bShowObjectBrowser = FALSE;
browseConfig.hWndOwner = hwndDlg;
browseConfig.szReturnPathBuffer = counterPathBuffer;
browseConfig.cchReturnPathLength = PDH_MAX_COUNTER_PATH;
browseConfig.CallBackStatus = ERROR_SUCCESS;
browseConfig.dwDefaultDetailLevel = PERF_DETAIL_WIZARD;
browseConfig.szDialogBoxCaption = L"Select a counter to monitor.";
__try
{
// Display the counter browser window.
if ((counterStatus = PdhBrowseCounters(&browseConfig)) != ERROR_SUCCESS)
{
if (counterStatus != PDH_DIALOG_CANCELLED)
{
PhShowError(hwndDlg, L"PdhBrowseCounters failed with status 0x%x.", counterStatus);
}
__leave;
}
else if (wcslen(counterPathBuffer) == 0)
{
// This gets called when pressing the X on the BrowseCounters dialog.
__leave;
}
counterPathString = PhCreateString(counterPathBuffer);
// Check if we need to expand any wildcards...
if (PhFindCharInString(counterPathString, 0, '*') != -1)
{
ULONG counterWildCardLength = 0;
// Query WildCard buffer length...
PdhExpandWildCardPath(
NULL,
counterPathString->Buffer,
NULL,
&counterWildCardLength,
0
);
counterWildCardString = PhCreateStringEx(NULL, counterWildCardLength * sizeof(WCHAR));
if ((counterStatus = PdhExpandWildCardPath(
NULL,
counterPathString->Buffer,
counterWildCardString->Buffer,
&counterWildCardLength,
0
)) == ERROR_SUCCESS)
{
PH_STRINGREF part;
PH_STRINGREF remaining = counterWildCardString->sr;
while (remaining.Length != 0)
{
// Split the results
if (!PhSplitStringRefAtChar(&remaining, '\0', &part, &remaining))
break;
if (remaining.Length == 0)
break;
if ((counterStatus = PdhValidatePath(part.Buffer)) != ERROR_SUCCESS)
{
PhShowError(hwndDlg, L"PdhValidatePath failed with status 0x%x.", counterStatus);
__leave;
}
AddCounterToListView(context, part.Buffer);
}
}
else
{
PhShowError(hwndDlg, L"PdhExpandWildCardPath failed with status 0x%x.", counterStatus);
}
}
else
{
if ((counterStatus = PdhValidatePath(counterPathString->Buffer)) != ERROR_SUCCESS)
{
PhShowError(hwndDlg, L"PdhValidatePath failed with status 0x%x.", counterStatus);
__leave;
}
AddCounterToListView(context, counterPathString->Buffer);
}
}
__finally
{
if (counterWildCardString)
PhDereferenceObject(counterWildCardString);
if (counterPathString)
PhDereferenceObject(counterPathString);
}
}
break;
case IDC_REMOVE_BUTTON:
{
INT itemIndex;
// Get the first selected item
itemIndex = ListView_GetNextItem(context->ListViewHandle, -1, LVNI_SELECTED);
while (itemIndex != -1)
{
PPH_PERFMON_ENTRY entry;
if (PhGetListViewItemParam(context->ListViewHandle, itemIndex, (PPVOID)&entry))
{
ULONG index = PhFindItemList(context->CountersListEdited, entry);
if (index != -1)
{
PhRemoveItemList(context->CountersListEdited, index);
PhRemoveListViewItem(context->ListViewHandle, itemIndex);
FreeCounterEntry(entry);
}
}
// Get the next selected item
itemIndex = ListView_GetNextItem(context->ListViewHandle, -1, LVNI_SELECTED);
}
}
break;
case IDCANCEL:
EndDialog(hwndDlg, IDCANCEL);
break;
case IDOK:
EndDialog(hwndDlg, IDOK);
break;
}
}
break;
}
return FALSE;
}
