BOOL __generalLogonSave()

in src/native/windows/apps/prunmgr/prunmgr.c [333:425]
86 lines of code
17 McCabe index (conditional complexity)

BOOL __generalLogonSave(HWND hDlg)
{
    WCHAR szU[SIZ_RESLEN];
    WCHAR szP[SIZ_RESLEN];
    WCHAR szC[SIZ_RESLEN];
    WCHAR szB[SIZ_DESLEN];
    HWND hDlgLogging = NULL;
    DWORD dwResult;

    if (!(TST_BIT_FLAG(_propertyChanged, 2)))
        return TRUE;
    CLR_BIT_FLAG(_propertyChanged, 2);

    if (IS_INVALID_HANDLE(hService))
        return FALSE;
    GetDlgItemTextW(hDlg, IDC_PPSLUSER,  szU, SIZ_RESMAX);
    GetDlgItemTextW(hDlg, IDC_PPSLPASS,  szP, SIZ_RESMAX);
    GetDlgItemTextW(hDlg, IDC_PPSLCPASS, szC, SIZ_RESMAX);
    
    // Logging page will only be accessible if previously viewed
    hDlgLogging = PropSheet_IndexToHwnd(GetParent(hDlg), 2);
    if (hDlgLogging) {
        GetDlgItemTextW(hDlgLogging, IDC_PPLGPATH,  szB, SIZ_DESMAX);
    } else {
        LPWSTR b;
        // Logging page not viewed so value in registry must be current.
        b = apxRegistryGetStringW(hRegserv, APXREG_PARAMSOFTWARE, _s_log, L"Path");
        lstrlcpyW(szB, SIZ_DESLEN, b);
        apxFree(b);        
    }

    if (lstrlenW(szU) == 0 || lstrcmpiW(szU, STAT_SERVICE) == 0) {
        apxServiceSetNames(hService, NULL, NULL, NULL, STAT_SERVICE, L"");
        dwResult = apxSecurityGrantFileAccessToUser(szB, STAT_SERVICE);
        if (dwResult) {
            apxDisplayError(TRUE, NULL, 0,
                    "Failed to grant service user '%S' write permissions to log path '%S' due to error '%d'",
                    STAT_SERVICE, szB, dwResult);
        }
        lstrlcpyW(_currentEntry->szObjectName, SIZ_RESLEN, STAT_SERVICE);
    }
    else if (lstrcmpiW(szU, STAT_NET_SERVICE) == 0) {
        apxServiceSetNames(hService, NULL, NULL, NULL, STAT_NET_SERVICE, L"");
        dwResult = apxSecurityGrantFileAccessToUser(szB, STAT_NET_SERVICE);
        if (dwResult) {
            apxDisplayError(TRUE, NULL, 0,
                    "Failed to grant service user '%S' write permissions to log path '%S' due to error '%d'",
                    STAT_NET_SERVICE, szB, dwResult);
        }
        lstrlcpyW(_currentEntry->szObjectName, SIZ_RESLEN, STAT_NET_SERVICE);
    }
    else if (lstrcmpiW(szU, STAT_SYSTEM) == 0) {
        apxServiceSetNames(hService, NULL, NULL, NULL, STAT_SYSTEM, L"");
        dwResult = apxSecurityGrantFileAccessToUser(szB, STAT_SYSTEM);
        if (dwResult) {
            apxDisplayError(TRUE, NULL, 0,
                    "Failed to grant service user '%S' write permissions to log path '%S' due to error '%d'",
                    STAT_SYSTEM, szB, dwResult);
        }
        lstrlcpyW(_currentEntry->szObjectName, SIZ_RESLEN, STAT_SYSTEM);
        if (IsDlgButtonChecked(hDlg, IDC_PPSLID) == BST_CHECKED) {
            apxServiceSetOptions(hService, NULL,
                _currentEntry->stServiceStatus.dwServiceType | SERVICE_INTERACTIVE_PROCESS,
                SERVICE_NO_CHANGE, FALSE, SERVICE_NO_CHANGE);
        }
        else {
            apxServiceSetOptions(hService, NULL,
                _currentEntry->stServiceStatus.dwServiceType & ~SERVICE_INTERACTIVE_PROCESS,
                SERVICE_NO_CHANGE, FALSE, SERVICE_NO_CHANGE);
        }
    } else {
        if (szP[0] != L' ' &&  szC[0] != L' ' && !lstrcmpW(szP, szC)) {
            apxServiceSetNames(hService, NULL, NULL, NULL, szU, szP);
            dwResult = apxSecurityGrantFileAccessToUser(szB, szU);
            if (dwResult) {
                apxDisplayError(TRUE, NULL, 0,
                        "Failed to grant service user '%S' write permissions to log path '%S' due to error '%d'",
                        szU, szB, dwResult);
            }
            lstrlcpyW(_currentEntry->szObjectName, SIZ_RESLEN, szU);
        }
        else {
            MessageBoxW(hDlg, apxLoadResourceW(IDS_VALIDPASS, 0),
                        apxLoadResourceW(IDS_APPLICATION, 1),
                        MB_OK | MB_ICONSTOP);
            return FALSE;
        }
    }

    if (!(TST_BIT_FLAG(_propertyChanged, 1)))
        PostMessage(_gui_store->hMainWnd, WM_COMMAND, MAKEWPARAM(IDMS_REFRESH, 0), 0);
    return TRUE;
}