1 //+----------------------------------------------------------------------------
11 // Created: sgasch 10 Oct 2003
13 //+----------------------------------------------------------------------------
30 #define NULL ((void *)0)
32 #define ASCII_ESC (0x1B)
33 #define ASCII_BS (0x08)
35 #define USER_PRIVILEGE (3)
36 #define KERNEL_PRIVILEGE (0)
39 // Device driver constants
41 #define DEVICE_DRIVER_INITIALIZATION (1)
42 #define DEVICE_IO_CONTROL (2)
43 #define DEVICE_READ (3)
44 #define DEVICE_WRITE (4)
45 #define DEVICE_DETATCH (6)
46 #define DEVICE_DRIVER_SHUTDOWN (7)
48 #endif /* _CONSTANTS_H_ */