56 lines
1.6 KiB
Factor
56 lines
1.6 KiB
Factor
! Copyright (C) 2010 Doug Coleman.
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! See http://factorcode.org/license.txt for BSD license.
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USING: accessors alien alien.data alien.syntax classes.struct
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continuations fry kernel libc literals locals sequences
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windows.advapi32 windows.errors windows.kernel32 windows.types
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alien.c-types ;
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IN: windows.privileges
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TYPEDEF: TOKEN_PRIVILEGES* PTOKEN_PRIVILEGES
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! Security tokens
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! http://msdn.microsoft.com/msdnmag/issues/05/03/TokenPrivileges/
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: (open-process-token) ( handle -- handle )
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flags{ TOKEN_ADJUST_PRIVILEGES TOKEN_QUERY }
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{ PHANDLE }
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[ OpenProcessToken win32-error=0/f ]
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with-out-parameters ;
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: open-process-token ( -- handle )
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! remember to CloseHandle
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GetCurrentProcess (open-process-token) ;
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: with-process-token ( quot -- )
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! quot: ( token-handle -- token-handle )
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[ open-process-token ] dip
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[ keep ] curry
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[ CloseHandle drop ] finally ; inline
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: lookup-privilege ( string -- luid )
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[ f ] dip LUID <struct>
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[ LookupPrivilegeValue win32-error=0/f ] keep ;
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:: make-token-privileges ( name enabled? -- obj )
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TOKEN_PRIVILEGES <struct>
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1 >>PrivilegeCount
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LUID_AND_ATTRIBUTES malloc-struct &free
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enabled? [ SE_PRIVILEGE_ENABLED >>Attributes ] when
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name lookup-privilege >>Luid
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>>Privileges ;
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: set-privilege ( name ? -- )
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'[
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0
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_ _ make-token-privileges
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dup byte-length
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f
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f
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AdjustTokenPrivileges win32-error=0/f
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] with-process-token ;
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: with-privileges ( seq quot -- )
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[ '[ _ [ t set-privilege ] each @ ] ]
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[ drop '[ _ [ f set-privilege ] each ] ]
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2bi finally ; inline
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