驱动开发用到的派遣函数序号(wdm.h)

//

// Define the major function codes for IRPs.

//

#define IRP_MJ_CREATE                   0x00

#define IRP_MJ_CREATE_NAMED_PIPE        0x01

#define IRP_MJ_CLOSE                    0x02

#define IRP_MJ_READ                     0x03

#define IRP_MJ_WRITE                    0x04

#define IRP_MJ_QUERY_INFORMATION        0x05

#define IRP_MJ_SET_INFORMATION          0x06

#define IRP_MJ_QUERY_EA                 0x07

#define IRP_MJ_SET_EA                   0x08

#define IRP_MJ_FLUSH_BUFFERS            0x09

#define IRP_MJ_QUERY_VOLUME_INFORMATION 0x0a

#define IRP_MJ_SET_VOLUME_INFORMATION   0x0b

#define IRP_MJ_DIRECTORY_CONTROL        0x0c

#define IRP_MJ_FILE_SYSTEM_CONTROL      0x0d

#define IRP_MJ_DEVICE_CONTROL           0x0e

#define IRP_MJ_INTERNAL_DEVICE_CONTROL  0x0f

#define IRP_MJ_SHUTDOWN                 0x10

#define IRP_MJ_LOCK_CONTROL             0x11

#define IRP_MJ_CLEANUP                  0x12

#define IRP_MJ_CREATE_MAILSLOT          0x13

#define IRP_MJ_QUERY_SECURITY           0x14

#define IRP_MJ_SET_SECURITY             0x15

#define IRP_MJ_POWER                    0x16

#define IRP_MJ_SYSTEM_CONTROL           0x17

#define IRP_MJ_DEVICE_CHANGE            0x18

#define IRP_MJ_QUERY_QUOTA              0x19

#define IRP_MJ_SET_QUOTA                0x1a

#define IRP_MJ_PNP                      0x1b

#define IRP_MJ_PNP_POWER                IRP_MJ_PNP      // Obsolete....

#define IRP_MJ_MAXIMUM_FUNCTION         0x1b