factor/basis/io/backend/windows/nt/privileges/privileges.factor

44 lines
1.5 KiB
Factor

USING: alien alien.c-types alien.data alien.syntax arrays continuations
destructors generic io.mmap io.ports io.backend.windows io.files.windows
kernel libc locals math math.bitwise namespaces quotations sequences windows
windows.advapi32 windows.kernel32 windows.types io.backend system accessors
io.backend.windows.privileges classes.struct windows.errors ;
IN: io.backend.windows.nt.privileges
TYPEDEF: TOKEN_PRIVILEGES* PTOKEN_PRIVILEGES
! Security tokens
! http://msdn.microsoft.com/msdnmag/issues/05/03/TokenPrivileges/
: (open-process-token) ( handle -- handle )
{ TOKEN_ADJUST_PRIVILEGES TOKEN_QUERY } flags PHANDLE <c-object>
[ OpenProcessToken win32-error=0/f ] keep *void* ;
: open-process-token ( -- handle )
#! remember to CloseHandle
GetCurrentProcess (open-process-token) ;
: with-process-token ( quot -- )
#! quot: ( token-handle -- token-handle )
[ open-process-token ] dip
[ keep ] curry
[ CloseHandle drop ] [ ] cleanup ; inline
: lookup-privilege ( string -- luid )
[ f ] dip LUID <struct>
[ LookupPrivilegeValue win32-error=0/f ] keep ;
:: make-token-privileges ( name enabled? -- obj )
TOKEN_PRIVILEGES <struct>
1 >>PrivilegeCount
LUID_AND_ATTRIBUTES malloc-struct &free
enabled? [ SE_PRIVILEGE_ENABLED >>Attributes ] when
name lookup-privilege >>Luid
>>Privileges ;
M: winnt set-privilege ( name ? -- )
[
-rot 0 -rot make-token-privileges
dup byte-length f f AdjustTokenPrivileges win32-error=0/f
] with-process-token ;