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Author Topic: What the ':=<0>' mean?  (Read 260 times)
UtillMasm
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What the ':=<0>' mean?
« on: February 09, 2010, 04:16:30 am »
Code:
;...
FILE_DEVICE_UNKNOWN equ 22h
METHOD_BUFFERED equ 0
FILE_READ_ACCESS equ 1
FILE_WRITE_ACCESS equ 2
;...
CTL_CODE macro DeviceType:=<0>,Function:=<0>,Method:=<0>,Access:=<0>
  exitm %(((DeviceType) shl 16) or ((Access) shl 14) or ((Function) shl 2) or (Method))
endm
;...
IOCTL_GET_PHYS_ADDRESS equ CTL_CODE(FILE_DEVICE_UNKNOWN,800h,METHOD_BUFFERED,FILE_READ_ACCESS+FILE_WRITE_ACCESS)
;...
Help! Help! Help!
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dedndave
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Re: What the ':=<0>' mean?
« Reply #1 on: February 09, 2010, 04:36:46 am »
it must be part of the label name   BigGrin
ohhhh - i bet those are locals - the ":" is the scope   ThumbsUp
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Zn+1 = Zn2+C
sinsi
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Re: What the ':=<0>' mean?
« Reply #2 on: February 09, 2010, 04:50:15 am »
If you skip a parameter the text in the angles is the default value.
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UtillMasm
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Re: What the ':=<0>' mean?
« Reply #3 on: February 09, 2010, 04:57:50 am »
 ThumbsUp
how to skip a (the 'DeviceType') parameter:
Code:
IOCTL_GET_PHYS_ADDRESS equ CTL_CODE(,800h,METHOD_BUFFERED,FILE_READ_ACCESS+FILE_WRITE_ACCESS)
any other way to skip a parameter?
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