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\ Hypervisor Software File: insock.fth
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id: @(#)insock.fth 1.1 04/09/07
purpose: IPV4 socket address representation
copyright: Copyright 2004 Sun Microsystems, Inc.  All Rights Reserved
copyright: Use is subject to license terms.

headerless

2  constant  AF_INET			\ IPV4 address family

\ IPV4 socket address structure
struct
   /c        field  >sin-len		\ Length of structure
   /c        field  >sin-family		\ AF_INET 
   /w        field  >sin-port		\ 16-bit port, network byte ordered
   /ip-addr  field  >sin-addr		\ IP address, network byte ordered
   8         field  >sin-zero		\ Unused
constant /insock

\ Initialize fields in a socket address structure. 
: insock-init ( insock ipaddr port -- )
   rot  dup /insock erase			( ipaddr port insock )
   AF_INET  over  >sin-family  c!		( ipaddr port insock )
   /insock  over  >sin-len     c!		( ipaddr port insock )
   tuck           >sin-port    htonw!		( ipaddr insock )
                  >sin-addr    copy-ip-addr	( )
;

: insock>addr,port ( insock -- ipaddr port )
   dup >sin-addr  swap  >sin-port ntohw@
;

: insock= ( insock1 insock2 -- flag )  /insock comp 0= ;

: .insock ( insock -- )
   insock>addr,port  swap .ipaddr  ." :"  .d
;

headers