Virtual Serial Port ActiveX Control - InsertAccessMask Method

The InsertAccessMask method inserts new access mask to position.

BOOL InsertAccessMask(
	BSTR Mask,
	BOOL Access,
	LONG Poss,
);

Parameters

Mask

String. Can contain wildcard characters.

Wildcard Character	Meaning
* (asterisk)	Matches zero or more characters
? (question mark)	Matches a single character
DOS_DOT	Matches either a period or zero characters beyond the name string
DOS_QM	Matches any single character or, upon encountering a period or end of name string, advances the expression to the end of the set of contiguous DOS_QMs
DOS_STAR	Matches zero or more characters until encountering and matching the final . in the name

	Access
		Grant/deny access (TRUE/FALSE)

	Pos
		Mask position in list. Starts from 0.

Return Values
	If the function succeeds, the return value is TRUE, otherwise the return value is FALSE.

Notes:

1) Access rights check is running in ascending order up to first mask match. Once the match is found according to Access status, VSP AX grants or denies port access to application. The rest of masks will not be checked.

2) Access is granted to all applications by default.

3) This method is available starting from Windows 2000 only.