Module: Windows::DeviceIO

Defined in:
lib/windows/device_io.rb

Constant Summary collapse

FILE_DEVICE_BEEP =

Device Types

0x00000001
FILE_DEVICE_CD_ROM = 
0x00000002
FILE_DEVICE_CD_ROM_FILE_SYSTEM = 
0x00000003
FILE_DEVICE_CONTROLLER = 
0x00000004

0x00000005
FILE_DEVICE_DFS = 
0x00000006
FILE_DEVICE_DISK = 
0x00000007
FILE_DEVICE_DISK_FILE_SYSTEM = 
0x00000008
FILE_DEVICE_FILE_SYSTEM = 
0x00000009
FILE_DEVICE_INPORT_PORT = 
0x0000000a
FILE_DEVICE_KEYBOARD = 
0x0000000b
FILE_DEVICE_MAILSLOT = 
0x0000000c
FILE_DEVICE_MIDI_IN = 
0x0000000d
FILE_DEVICE_MIDI_OUT = 
0x0000000e
FILE_DEVICE_MOUSE = 
0x0000000f
FILE_DEVICE_MULTI_UNC_PROVIDER = 
0x00000010
FILE_DEVICE_NAMED_PIPE = 
0x00000011
FILE_DEVICE_NETWORK = 
0x00000012
FILE_DEVICE_NETWORK_BROWSER = 
0x00000013
FILE_DEVICE_NETWORK_FILE_SYSTEM = 
0x00000014
FILE_DEVICE_NULL = 
0x00000015
FILE_DEVICE_PARALLEL_PORT = 
0x00000016
FILE_DEVICE_PHYSICAL_NETCARD = 
0x00000017
FILE_DEVICE_PRINTER = 
0x00000018
FILE_DEVICE_SCANNER = 
0x00000019
FILE_DEVICE_SERIAL_MOUSE_PORT = 
0x0000001a
FILE_DEVICE_SERIAL_PORT = 
0x0000001b
FILE_DEVICE_SCREEN = 
0x0000001c
FILE_DEVICE_SOUND = 
0x0000001d
FILE_DEVICE_STREAMS = 
0x0000001e
FILE_DEVICE_TAPE = 
0x0000001f
FILE_DEVICE_TAPE_FILE_SYSTEM = 
0x00000020
FILE_DEVICE_TRANSPORT = 
0x00000021
FILE_DEVICE_UNKNOWN = 
0x00000022
FILE_DEVICE_VIDEO = 
0x00000023
FILE_DEVICE_VIRTUAL_DISK = 
0x00000024
FILE_DEVICE_WAVE_IN = 
0x00000025
FILE_DEVICE_WAVE_OUT = 
0x00000026
FILE_DEVICE_8042_PORT = 
0x00000027
FILE_DEVICE_NETWORK_REDIRECTOR = 
0x00000028
FILE_DEVICE_BATTERY = 
0x00000029
FILE_DEVICE_BUS_EXTENDER = 
0x0000002a
FILE_DEVICE_MODEM = 
0x0000002b
FILE_DEVICE_VDM = 
0x0000002c
FILE_DEVICE_MASS_STORAGE = 
0x0000002d
FILE_DEVICE_SMB = 
0x0000002e
FILE_DEVICE_KS = 
0x0000002f
FILE_DEVICE_CHANGER = 
0x00000030
FILE_DEVICE_SMARTCARD = 
0x00000031
FILE_DEVICE_ACPI = 
0x00000032
FILE_DEVICE_DVD = 
0x00000033
FILE_DEVICE_FULLSCREEN_VIDEO = 
0x00000034
FILE_DEVICE_DFS_FILE_SYSTEM = 
0x00000035
FILE_DEVICE_DFS_VOLUME = 
0x00000036
FILE_DEVICE_SERENUM = 
0x00000037
FILE_DEVICE_TERMSRV = 
0x00000038
FILE_DEVICE_KSEC = 
0x00000039
FILE_DEVICE_FIPS = 
0x0000003A
FILE_DEVICE_INFINIBAND = 
0x0000003B
METHOD_BUFFERED = 
0
FILE_ANY_ACCESS = 
0
DeviceIoControl = 
Win32API.new('kernel32', 'DeviceIoControl', 'LLPLPLPP', 'I')

Instance Method Summary collapse

Instance Method Details

#CTL_CODE(device, function, method, access) ⇒ Object

Macros from WinIoCtl.h



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# File 'lib/windows/device_io.rb', line 76

def CTL_CODE(device, function, method, access)
   ((device) << 16) | ((access) << 14) | ((function) << 2) | (method)
end

#DeviceIoControl(dev, code, in_buf, in_buf_size, out_buf, out_buf_size, bytes, overlapped) ⇒ Object 



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# File 'lib/windows/device_io.rb', line 71

def DeviceIoControl(dev, code, in_buf, in_buf_size, out_buf, out_buf_size, bytes, overlapped)
   DeviceIoControl.call(dev, code, in_buf, in_buf_size, out_buf, out_buf_size, bytes, overlapped) > 0
end

#FSCTL_SET_COMPRESSION ⇒ Object 



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# File 'lib/windows/device_io.rb', line 80

def FSCTL_SET_COMPRESSION 
   CTL_CODE(FILE_DEVICE_FILE_SYSTEM, 16, 0, 3)
end

#FSCTL_SET_SPARSE ⇒ Object 



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# File 'lib/windows/device_io.rb', line 84

def FSCTL_SET_SPARSE
   CTL_CODE(FILE_DEVICE_FILE_SYSTEM, 49, 0, FILE_ANY_ACCESS)
end