Get the time since given process is started., Получить время с момента запуска данного процесса. Опции

[neves]

Is there any lua function to get the time since given process is started?
Есть ли какая-нибудь функция lua для получения времени с момента запуска данного процесса?

[cirus]

but is there any way to do it without using posh?

code

Код

--lua
local PROCESS_ALL_ACCESS = 2097151
local ffi = require("ffi")
local user, kernel = ffi.load('User32'), ffi.load('Kernel32')
ffi.cdef[[
    typedef unsigned short  WORD;
    typedef unsigned long   DWORD;
    typedef DWORD           *LPDWORD;
    typedef struct _FILETIME {DWORD dwLowDateTime; DWORD dwHighDateTime;} FILETIME, *PFILETIME, *LPFILETIME;
    typedef struct _SYSTEMTIME {WORD wYear; WORD wMonth; WORD wDayOfWeek; WORD wDay;
        WORD wHour; WORD wMinute; WORD wSecond; WORD wMilliseconds;} SYSTEMTIME, *PSYSTEMTIME, *LPSYSTEMTIME;
    bool CloseHandle(int hObject);
    int OpenProcess(DWORD dwDesiredAccess, bool bInheritHandle, DWORD dwProcessId);
    bool GetProcessTimes(int hProcess, LPFILETIME lpCreationTime, LPFILETIME lpExitTime, LPFILETIME lpKernelTime, LPFILETIME lpUserTime);
    DWORD GetWindowThreadProcessId(int hWnd, LPDWORD lpdwProcessId);
    bool FileTimeToSystemTime(const FILETIME *lpFileTime, LPSYSTEMTIME lpSystemTime);
    bool FileTimeToLocalFileTime(const FILETIME *lpFileTime, LPFILETIME lpLocalFileTime);
]]
local ft, ft2, ft3, ft4, st = ffi.new('FILETIME'), ffi.new('FILETIME'), ffi.new('FILETIME'), ffi.new('FILETIME'), ffi.new('SYSTEMTIME')
local PID = ffi.new('unsigned long[1]')

function GetProcessTime(handle)
    if handle == 0 then return 0 end
    user.GetWindowThreadProcessId(handle, PID)
    local process = kernel.OpenProcess(PROCESS_ALL_ACCESS, 1, PID[0])
    if process > 0 then
        kernel.GetProcessTimes(process, ft, ft2, ft3, ft4)
        kernel.FileTimeToLocalFileTime(ft, ft);
        kernel.FileTimeToSystemTime(ft, st);
        local datetime = { year = st.wYear, month = st.wMonth, day = st.wDay, hour = st.wHour, min = st.wMinute, sec = st.wSecond}
        kernel.CloseHandle(process);
        return os.time() - os.time(datetime)
    end
    return -1
end



log 'clear' log 'mode compact'
local t = GetProcessTime(workwindow())     -- function call
log (tostring(t) .. ' seconds')