VBoxGuest driver and control

core/timer.inc

@@ -0,0 +1,57 @@
+; =============================================================================
+; Модуль      : Timer
+; Назначение  : Периодический вызов fn_on_tick сервисов
+; Файл        : core/timer.inc
+; =============================================================================
+
+align 4
+vbox_timer_handle dd 0
+
+TIMER_DELAY_START equ 10        ; 100ms до первого вызова
+TIMER_INTERVAL    equ 10        ; 100ms между вызовами
+
+; timer_init — Запуск таймера
+proc timer_init
+    DEBUGF 2, "[VBoxGuest] [Timer] Initializing...\n"
+
+    mov eax, [vbox_timer_handle]
+    test eax, eax
+    jnz .ok
+
+    invoke TimerHS, TIMER_DELAY_START, TIMER_INTERVAL, timer_cb, 0
+    test eax, eax
+    jz .err
+
+    mov [vbox_timer_handle], eax
+    DEBUGF 2, "[VBoxGuest] [Timer] Started, handle=0x%x, interval=%dms\n", \
+        eax, TIMER_INTERVAL * 10
+
+.ok:
+    xor eax, eax
+    ret
+
+.err:
+    DEBUGF 2, "[VBoxGuest] [Timer] ERROR: Failed to start\n"
+    mov eax, VERR_INTERNAL_ERROR
+    ret
+endp
+
+; timer_stop — Остановка таймера
+proc timer_stop
+    mov eax, [vbox_timer_handle]
+    test eax, eax
+    jz .done
+
+    invoke CancelTimerHS, eax
+    mov dword [vbox_timer_handle], 0
+    DEBUGF 2, "[VBoxGuest] [Timer] Stopped\n"
+
+.done:
+    ret
+endp
+
+; Callback таймера — вызывает fn_on_tick у всех включенных сервисов
+proc timer_cb stdcall, userdata:dword
+    stdcall dispatcher_tick_all
+    ret
+endp