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1 | \ ========== Copyright Header Begin ========================================== |
2 | \ | |
3 | \ Hypervisor Software File: ethernet.fth | |
4 | \ | |
5 | \ Copyright (c) 2006 Sun Microsystems, Inc. All Rights Reserved. | |
6 | \ | |
7 | \ - Do no alter or remove copyright notices | |
8 | \ | |
9 | \ - Redistribution and use of this software in source and binary forms, with | |
10 | \ or without modification, are permitted provided that the following | |
11 | \ conditions are met: | |
12 | \ | |
13 | \ - Redistribution of source code must retain the above copyright notice, | |
14 | \ this list of conditions and the following disclaimer. | |
15 | \ | |
16 | \ - Redistribution in binary form must reproduce the above copyright notice, | |
17 | \ this list of conditions and the following disclaimer in the | |
18 | \ documentation and/or other materials provided with the distribution. | |
19 | \ | |
20 | \ Neither the name of Sun Microsystems, Inc. or the names of contributors | |
21 | \ may be used to endorse or promote products derived from this software | |
22 | \ without specific prior written permission. | |
23 | \ | |
24 | \ This software is provided "AS IS," without a warranty of any kind. | |
25 | \ ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, | |
26 | \ INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A | |
27 | \ PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN | |
28 | \ MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE FOR | |
29 | \ ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR | |
30 | \ DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN | |
31 | \ OR ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR | |
32 | \ FOR DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE | |
33 | \ DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY, | |
34 | \ ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, EVEN IF | |
35 | \ SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. | |
36 | \ | |
37 | \ You acknowledge that this software is not designed, licensed or | |
38 | \ intended for use in the design, construction, operation or maintenance of | |
39 | \ any nuclear facility. | |
40 | \ | |
41 | \ ========== Copyright Header End ============================================ | |
42 | id: @(#)ethernet.fth 2.10 02/08/22 | |
43 | purpose: Definitions related to Ethernet headers and addresses | |
44 | copyright: Copyright 1990-2002 Sun Microsystems, Inc. All Rights Reserved | |
45 | copyright: Use is subject to license terms. | |
46 | ||
47 | hex | |
48 | ||
49 | headerless | |
50 | 6 instance buffer: my-en-addr | |
51 | 6 instance buffer: his-en-addr | |
52 | create broadcast-en-addr ff c, ff c, ff c, ff c, ff c, ff c, | |
53 | ||
54 | decimal | |
55 | ||
56 | instance variable active-struct | |
57 | ||
58 | : active-struct@ ( -- adr ) active-struct @ ; | |
59 | ||
60 | \ Access to composite data in Internet byte order (big-endian) | |
61 | ||
62 | : be-l! ( l adr -- ) >r lbsplit r@ c! r@ ca1+ c! r@ 2 ca+ c! r> 3 ca+ c! ; | |
63 | : be-l@ ( adr -- l ) dup 3 ca+ c@ swap dup 2 ca+ c@ swap dup ca1+ c@ swap c@ bljoin ; | |
64 | : be-w@ ( adr -- w ) dup 1+ c@ swap c@ bwjoin ; | |
65 | : be-w! ( w adr -- ) >r wbsplit r@ c! r> 1+ c! ; | |
66 | ||
67 | struct ( ether-header ) | |
68 | 6 field >en-dest-addr | |
69 | 6 field >en-source-addr | |
70 | 2 field >en-type | |
71 | constant /ether-header | |
72 | ||
73 | : en-dest-addr ( -- adr ) active-struct@ >en-dest-addr ; | |
74 | : en-source-addr ( -- adr ) active-struct@ >en-source-addr ; | |
75 | : en-type ( -- adr ) active-struct@ >en-type ; | |
76 | ||
77 | : broadcast-en-addr? ( adr-buf -- flag ) | |
78 | broadcast-en-addr 6 comp 0= | |
79 | ; | |
80 | ||
81 | headers | |
82 | ||
83 | \ Display Ethernet address | |
84 | : u.. ( n -- ) (u.) type ; | |
85 | : .enaddr ( addr-buff -- ) | |
86 | base @ >r hex | |
87 | 5 0 do dup c@ u.. 1+ ." :" loop c@ u.. | |
88 | r> base ! | |
89 | ; |