io.sockets: factor out ipv4 and ipv6 classes for John Benediktsson's upcoming ICMP work)

db4
Slava Pestov 2010-09-04 14:19:03 -07:00
parent ecb9ce4fc9
commit 3d461046f0
2 changed files with 75 additions and 59 deletions

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@ -1,4 +1,4 @@
! Copyright (C) 2007, 2008 Slava Pestov, Doug Coleman,
! Copyright (C) 2007, 2010 Slava Pestov, Doug Coleman,
! Daniel Ehrenberg.
! See http://factorcode.org/license.txt for BSD license.
USING: generic kernel io.backend namespaces continuations sequences
@ -39,17 +39,14 @@ GENERIC: inet-pton ( str addrspec -- data )
GENERIC: parse-sockaddr ( sockaddr addrspec -- newaddrspec )
M: f parse-sockaddr nip ;
HOOK: sockaddr-of-family os ( alien af -- sockaddr )
HOOK: addrspec-of-family os ( af -- addrspec )
PRIVATE>
TUPLE: abstract-inet host port ;
M: abstract-inet present
[ host>> ":" ] [ port>> number>string ] bi 3append ;
TUPLE: local path ;
: <local> ( path -- addrspec )
@ -57,62 +54,65 @@ TUPLE: local path ;
M: local present path>> "Unix domain socket: " prepend ;
TUPLE: inet4 < abstract-inet ;
SLOT: port
C: <inet4> inet4
TUPLE: ipv4 host ;
M: inet4 inet-ntop ( data addrspec -- str )
M: ipv4 inet-ntop ( data addrspec -- str )
drop 4 memory>byte-array [ number>string ] { } map-as "." join ;
ERROR: malformed-inet4 sequence ;
ERROR: bad-inet4-component string ;
<PRIVATE
: parse-inet4 ( string -- seq )
"." split dup length 4 = [
malformed-inet4
] unless
[
string>number
[ "Dotted component not a number" throw ] unless*
] B{ } map-as ;
ERROR: malformed-ipv4 sequence ;
ERROR: invalid-inet4 string reason ;
ERROR: bad-ipv4-component string ;
M: invalid-inet4 summary drop "Invalid IPv4 address" ;
: parse-ipv4 ( string -- seq )
"." split dup length 4 = [ malformed-ipv4 ] unless
[ dup string>number [ ] [ bad-ipv4-component ] ?if ] B{ } map-as ;
M: inet4 inet-pton ( str addrspec -- data )
drop
[ parse-inet4 ] [ invalid-inet4 ] recover ;
ERROR: invalid-ipv4 string reason ;
M: inet4 address-size drop 4 ;
M: invalid-ipv4 summary drop "Invalid IPv4 address" ;
M: inet4 protocol-family drop PF_INET ;
PRIVATE>
M: inet4 sockaddr-size drop sockaddr-in heap-size ;
M: ipv4 inet-pton ( str addrspec -- data )
drop [ parse-ipv4 ] [ invalid-ipv4 ] recover ;
M: inet4 empty-sockaddr drop sockaddr-in <struct> ;
M: ipv4 address-size drop 4 ;
M: inet4 make-sockaddr ( inet -- sockaddr )
M: ipv4 protocol-family drop PF_INET ;
M: ipv4 sockaddr-size drop sockaddr-in heap-size ;
M: ipv4 empty-sockaddr drop sockaddr-in <struct> ;
M: ipv4 make-sockaddr ( inet -- sockaddr )
sockaddr-in <struct>
AF_INET >>family
swap [ port>> htons >>port ]
[ host>> "0.0.0.0" or ]
[ inet-pton *uint >>addr ] tri ;
swap
[ port>> htons >>port ]
[ host>> "0.0.0.0" or ]
[ inet-pton *uint >>addr ] tri ;
TUPLE: inet4 < ipv4 port ;
C: <inet4> inet4
M: inet4 parse-sockaddr ( sockaddr-in addrspec -- newaddrspec )
[ [ addr>> <uint> ] dip inet-ntop ]
[ drop port>> ntohs ] 2bi <inet4> ;
TUPLE: inet6 < abstract-inet ;
M: inet4 present
[ host>> ] [ port>> number>string ] bi ":" glue ;
C: <inet6> inet6
TUPLE: ipv6 host ;
M: inet6 inet-ntop ( data addrspec -- str )
M: ipv6 inet-ntop ( data addrspec -- str )
drop 16 memory>byte-array 2 <groups> [ be> >hex ] map ":" join ;
ERROR: invalid-inet6 string reason ;
M: invalid-inet6 summary drop "Invalid IPv6 address" ;
ERROR: invalid-ipv6 string reason ;
<PRIVATE
@ -120,55 +120,62 @@ ERROR: bad-ipv6-component obj ;
ERROR: bad-ipv4-embedded-prefix obj ;
ERROR: more-than-8-components ;
: parse-ipv6-component ( seq -- seq' )
[ dup hex> [ nip ] [ bad-ipv6-component ] if* ] { } map-as ;
: parse-inet6 ( string -- seq )
: parse-ipv6 ( string -- seq )
[ f ] [
":" split CHAR: . over last member? [
unclip-last
[ parse-ipv6-component ] [ parse-inet4 ] bi* append
[ parse-ipv6-component ] [ parse-ipv4 ] bi* append
] [
parse-ipv6-component
] if
] if-empty ;
: pad-inet6 ( string1 string2 -- seq )
: pad-ipv6 ( string1 string2 -- seq )
2dup [ length ] bi@ + 8 swap -
dup 0 < [ "More than 8 components" throw ] when
dup 0 < [ more-than-8-components ] when
<byte-array> glue ;
: inet6-bytes ( seq -- bytes )
: ipv6-bytes ( seq -- bytes )
[ 2 >be ] { } map-as B{ } concat-as ;
PRIVATE>
M: inet6 inet-pton ( str addrspec -- data )
M: ipv6 inet-pton ( str addrspec -- data )
drop
[
"::" split1 [ parse-inet6 ] bi@ pad-inet6 inet6-bytes
] [ invalid-inet6 ] recover ;
[ "::" split1 [ parse-ipv6 ] bi@ pad-ipv6 ipv6-bytes ]
[ invalid-ipv6 ]
recover ;
M: inet6 address-size drop 16 ;
M: ipv6 address-size drop 16 ;
M: inet6 protocol-family drop PF_INET6 ;
M: ipv6 protocol-family drop PF_INET6 ;
M: inet6 sockaddr-size drop sockaddr-in6 heap-size ;
M: ipv6 sockaddr-size drop sockaddr-in6 heap-size ;
M: inet6 empty-sockaddr drop sockaddr-in6 <struct> ;
M: ipv6 empty-sockaddr drop sockaddr-in6 <struct> ;
M: inet6 make-sockaddr ( inet -- sockaddr )
M: ipv6 make-sockaddr ( inet -- sockaddr )
sockaddr-in6 <struct>
AF_INET6 >>family
swap [ port>> htons >>port ]
[ host>> "::" or ]
[ inet-pton >>addr ] tri ;
TUPLE: inet6 < ipv6 port ;
C: <inet6> inet6
M: inet6 parse-sockaddr
[ [ addr>> ] dip inet-ntop ]
[ drop port>> ntohs ] 2bi <inet6> ;
M: f parse-sockaddr nip ;
M: inet6 present
[ host>> ] [ port>> number>string ] bi ":" glue ;
<PRIVATE
@ -306,17 +313,24 @@ SYMBOL: remote-address
GENERIC: resolve-host ( addrspec -- seq )
TUPLE: inet < abstract-inet ;
TUPLE: hostname host ;
TUPLE: inet < hostname port ;
M: inet present
[ host>> ] [ port>> number>string ] bi ":" glue ;
C: <inet> inet
M: inet resolve-host
[ port>> ] [ host>> ] bi [
M: hostname resolve-host
host>> [
f prepare-addrinfo f <void*>
[ getaddrinfo addrinfo-error ] keep *void* addrinfo memory>struct
[ parse-addrinfo-list ] keep freeaddrinfo
] [ resolve-passive-host ] if*
swap fill-in-ports ;
] [ resolve-passive-host ] if* ;
M: inet resolve-host
[ call-next-method ] [ port>> ] bi fill-in-ports ;
M: f resolve-host drop { } ;

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@ -1,6 +1,8 @@
! Copyright (C) 2008 Slava Pestov.
! Copyright (C) 2008, 2010 Slava Pestov.
! See http://factorcode.org/license.txt for BSD license.
USING: urls urls.private io.sockets io.sockets.secure ;
IN: urls.secure
UNION: abstract-inet inet inet4 inet6 ;
M: abstract-inet >secure-addr <secure> ;