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\ Hypervisor Software File: install.fth
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\ id: @(#)install.fth 1.6 99/02/25
\ copyright: Copyright 1997 Sun Microsystems, Inc. All Rights Reserved
\ The default keytable, that deltas are built upon.
instance defer base-key-table
\ temporary pointer for table building
instance variable kbd-char-ptr
\ This is the keyboard identify function, return true to continue
instance defer do-kbd-fn ( addr len -- more? )
\ A buffer that holds the current keyboard table
/keytable instance buffer: key-table
: nextchar ( -- char ) kbd-char-ptr @ c@ 1 kbd-char-ptr +! ;
: ?setkey ( flags adr -- flags' adr' )
over 1 and if nextchar over c! then ( flags adr )
swap u2/ swap keymap-size - ( flags adr )
: set-diff-keytable ( difflist-adr -- )
nextchar dup d# 255 <> \ While there are more keys
while ( install-flags flag )
nextchar ( install-flags index )
>k-altgmap ( install-flags index' )
key-table + ( install-flags adr )
?setkey ( install-flags adr )
?setkey ( install-flags adr )
?setkey ( install-flags adr )
: set-keytable ( table-adr -- )
dup c@ case ( adr selector )
diff-encoding of base-key-table 1+ set-diff-keytable endof ( )
table-encoding of 1+ key-table /keytable cmove endof ( )
alias-encoding of drop endof ( )
( default: adr selector )
." Invalid keymap format byte" nip ( selector )
instance variable restart-scan?
: next-kbd-addr ( addr-orig addr len -- addr-orig addr len )
restart-scan? @ if ( addr-orig addr len )
dup dup >kbd-data-size ( addr-orig addr addr' )
dup 1+ c@ swap c@ ( addr-orig addr lo hi )
bwjoin ( addr-orig addr len )
restart-scan? off ( addr-orig addr len )
then ( addr-orig addr len )
restart-scan? off ( addr-orig )
true begin ( addr-orig addr more? )
over >kbd-data-size ( addr-orig addr more? addr' )
dup 1+ c@ swap c@ ( addr-orig addr more? lo hi )
bwjoin ( addr-orig addr more? len )
2dup ( addr-orig addr more? len more? len )
h# ffff <> ( addr-orig addr more? len more? end? )
and while ( addr-orig addr more? len )
nip next-kbd-addr ( addr-orig addr len )
2dup + ( addr-orig addr len addr' )
-rot do-kbd-fn ( addr-orig addr' more? )