-! Copyright (C) 2007, 2010 Slava Pestov, Doug Coleman,
+! Copyright (C) 2007, 2011 Slava Pestov, Doug Coleman,
! Daniel Ehrenberg.
! See http://factorcode.org/license.txt for BSD license.
-USING: generic kernel io.backend namespaces continuations sequences
-arrays io.encodings io.ports io.streams.duplex io.encodings.ascii
-alien.strings io.binary accessors destructors classes byte-arrays
-parser alien.c-types math.parser splitting grouping math assocs
-summary system vocabs.loader combinators present fry vocabs.parser
-classes.struct alien.data strings ;
+USING: accessors alien.c-types alien.data alien.strings arrays
+byte-arrays classes classes.struct combinators
+combinators.short-circuit continuations destructors endian fry
+grouping init io.backend io.encodings.ascii
+io.encodings.binary io.pathnames io.ports io.streams.duplex
+kernel locals math math.parser memoize namespaces present
+sequences sequences.private splitting strings summary system
+vocabs vocabs.parser ip-parser ip-parser.private random ;
IN: io.sockets
<< {
{ [ os unix? ] [ "unix.ffi" ] }
} cond use-vocab >>
+GENERIC#: with-port 1 ( addrspec port -- addrspec )
+
! Addressing
<PRIVATE
-UNION: ?string string POSTPONE: f ;
+GENERIC: protocol ( addrspec -- n )
GENERIC: protocol-family ( addrspec -- af )
GENERIC: make-sockaddr ( addrspec -- sockaddr )
+GENERIC: make-sockaddr-outgoing ( addrspec -- sockaddr )
+
GENERIC: empty-sockaddr ( addrspec -- sockaddr )
GENERIC: address-size ( addrspec -- n )
GENERIC: inet-pton ( str addrspec -- data )
-GENERIC# with-port 1 ( addrspec port -- addrspec )
+: make-sockaddr/size-outgoing ( addrspec -- sockaddr size )
+ [ make-sockaddr-outgoing ] [ sockaddr-size ] bi ;
: make-sockaddr/size ( addrspec -- sockaddr size )
[ make-sockaddr ] [ sockaddr-size ] bi ;
: empty-sockaddr/size ( addrspec -- sockaddr size )
[ empty-sockaddr ] [ sockaddr-size ] bi ;
+M: object make-sockaddr-outgoing make-sockaddr ;
+
GENERIC: parse-sockaddr ( sockaddr addrspec -- newaddrspec )
M: f parse-sockaddr nip ;
PRIVATE>
-TUPLE: local path ;
+TUPLE: local { path string read-only } ;
: <local> ( path -- addrspec )
- normalize-path local boa ;
+ absolute-path local boa ;
M: local present path>> "Unix domain socket: " prepend ;
-SLOT: port
-
-TUPLE: ipv4 { host ?string read-only } ;
+M: local protocol drop 0 ;
-C: <ipv4> ipv4
+SLOT: port
-M: ipv4 inet-ntop ( data addrspec -- str )
- drop 4 memory>byte-array [ number>string ] { } map-as "." join ;
+TUPLE: ipv4 { host maybe{ string } read-only } ;
<PRIVATE
-ERROR: malformed-ipv4 sequence ;
+ERROR: invalid-ipv4 host reason ;
-ERROR: bad-ipv4-component string ;
+M: invalid-ipv4 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 ;
+: ?parse-ipv4 ( string -- seq/f )
+ [ f ] [ parse-ipv4 ] if-empty ;
-ERROR: invalid-ipv4 string reason ;
-
-M: invalid-ipv4 summary drop "Invalid IPv4 address" ;
+: check-ipv4 ( host -- )
+ [ ?parse-ipv4 drop ] [ invalid-ipv4 ] recover ;
PRIVATE>
-M: ipv4 inet-pton ( str addrspec -- data )
- drop [ parse-ipv4 ] [ invalid-ipv4 ] recover ;
+: <ipv4> ( host -- ipv4 ) dup check-ipv4 ipv4 boa ;
+
+M: ipv4 inet-ntop
+ drop 4 memory>byte-array join-ipv4 ;
+
+M: ipv4 inet-pton
+ drop [ ?parse-ipv4 ] [ invalid-ipv4 ] recover ;
M: ipv4 address-size drop 4 ;
M: ipv4 sockaddr-size drop sockaddr-in heap-size ;
-M: ipv4 empty-sockaddr drop sockaddr-in <struct> ;
+M: ipv4 empty-sockaddr drop sockaddr-in new ;
-M: ipv4 make-sockaddr ( inet -- sockaddr )
- sockaddr-in <struct>
+: make-sockaddr-part ( inet -- sockaddr )
+ sockaddr-in new
AF_INET >>family
swap
- [ port>> htons >>port ]
- [ host>> "0.0.0.0" or ]
- [ inet-pton *uint >>addr ] tri ;
+ port>> 0 or htons >>port ; inline
+
+M: ipv4 make-sockaddr
+ [ make-sockaddr-part ]
+ [ host>> "0.0.0.0" or ]
+ [ inet-pton uint deref >>addr ] tri ;
-M: ipv4 parse-sockaddr ( sockaddr-in addrspec -- newaddrspec )
- [ addr>> <uint> ] dip inet-ntop <ipv4> ;
+M: ipv4 make-sockaddr-outgoing
+ [ make-sockaddr-part ]
+ [ host>> dup { f "0.0.0.0" } member? [ drop "127.0.0.1" ] when ]
+ [ inet-pton uint deref >>addr ] tri ;
-TUPLE: inet4 < ipv4 { port integer read-only } ;
+M: ipv4 parse-sockaddr
+ [ addr>> uint <ref> ] dip inet-ntop <ipv4> ;
-C: <inet4> inet4
+TUPLE: inet4 < ipv4 { port maybe{ integer } read-only } ;
+
+: <inet4> ( host port -- inet4 )
+ over check-ipv4 inet4 boa ;
M: ipv4 with-port [ host>> ] dip <inet4> ;
-M: inet4 parse-sockaddr ( sockaddr-in addrspec -- newaddrspec )
+M: inet4 parse-sockaddr
[ call-next-method ] [ drop port>> ntohs ] 2bi with-port ;
M: inet4 present
[ host>> ] [ port>> number>string ] bi ":" glue ;
-TUPLE: ipv6 { host ?string read-only } ;
-
-C: <ipv6> ipv6
+M: inet4 protocol drop 0 ;
-M: ipv6 inet-ntop ( data addrspec -- str )
- drop 16 memory>byte-array 2 <groups> [ be> >hex ] map ":" join ;
-
-ERROR: invalid-ipv6 string reason ;
+TUPLE: ipv6
+{ host maybe{ string } read-only }
+{ scope-id integer read-only } ;
<PRIVATE
-ERROR: bad-ipv6-component obj ;
+ERROR: invalid-ipv6 host reason ;
-ERROR: bad-ipv4-embedded-prefix obj ;
+M: invalid-ipv6 summary drop "Invalid IPv6 address" ;
-ERROR: more-than-8-components ;
+: check-ipv6 ( host -- )
+ [ parse-ipv6 drop ] [ invalid-ipv6 ] recover ;
-: parse-ipv6-component ( seq -- seq' )
- [ dup hex> [ nip ] [ bad-ipv6-component ] if* ] { } map-as ;
+PRIVATE>
-: parse-ipv6 ( string -- seq )
- [ f ] [
- ":" split CHAR: . over last member? [
- unclip-last
- [ parse-ipv6-component ] [ parse-ipv4 ] bi* append
- ] [
- parse-ipv6-component
- ] if
- ] if-empty ;
+: <ipv6> ( host -- ipv6 ) dup check-ipv6 0 ipv6 boa ;
-: pad-ipv6 ( string1 string2 -- seq )
- 2dup [ length ] bi@ + 8 swap -
- dup 0 < [ more-than-8-components ] when
- <byte-array> glue ;
+M: ipv6 inet-ntop
+ drop 16 memory>byte-array 2 <groups> [ be> >hex ] map ":" join ;
+
+<PRIVATE
: ipv6-bytes ( seq -- bytes )
[ 2 >be ] { } map-as B{ } concat-as ;
PRIVATE>
-M: ipv6 inet-pton ( str addrspec -- data )
- drop
- [ "::" split1 [ parse-ipv6 ] bi@ pad-ipv6 ipv6-bytes ]
- [ invalid-ipv6 ]
- recover ;
+M: ipv6 inet-pton
+ drop [ parse-ipv6 ipv6-bytes ] [ invalid-ipv6 ] recover ;
M: ipv6 address-size drop 16 ;
M: ipv6 sockaddr-size drop sockaddr-in6 heap-size ;
-M: ipv6 empty-sockaddr drop sockaddr-in6 <struct> ;
+M: ipv6 empty-sockaddr drop sockaddr-in6 new ;
-M: ipv6 make-sockaddr ( inet -- sockaddr )
- sockaddr-in6 <struct>
+: make-sockaddr-in6-part ( inet -- sockaddr )
+ sockaddr-in6 new
AF_INET6 >>family
swap
- [ port>> htons >>port ]
- [ host>> "::" or ]
- [ inet-pton >>addr ] tri ;
+ port>> 0 or htons >>port ; inline
+
+M: ipv6 make-sockaddr
+ [ make-sockaddr-in6-part ]
+ [ [ host>> "::" or ] keep inet-pton >>addr ]
+ [ scope-id>> >>scopeid ]
+ tri ;
+
+M: ipv6 make-sockaddr-outgoing
+ [ make-sockaddr-in6-part ]
+ [ [ host>> dup { f "::" } member? [ drop "::1" ] when ] keep inet-pton >>addr ]
+ [ scope-id>> >>scopeid ]
+ tri ;
M: ipv6 parse-sockaddr
- [ addr>> ] dip inet-ntop <ipv6> ;
+ [ [ addr>> ] dip inet-ntop ] [ drop scopeid>> ] 2bi
+ ipv6 boa ;
-TUPLE: inet6 < ipv6 { port integer read-only } ;
+M: ipv6 present
+ [ host>> ] [ scope-id>> ] bi
+ [ number>string "%" glue ] unless-zero ;
-C: <inet6> inet6
+TUPLE: inet6 < ipv6 { port maybe{ integer } read-only } ;
-M: ipv6 with-port [ host>> ] dip <inet6> ;
+: <inet6> ( host port -- inet6 )
+ [ dup check-ipv6 0 ] dip inet6 boa ;
+
+M: ipv6 with-port
+ [ [ host>> ] [ scope-id>> ] bi ] dip
+ inet6 boa ;
M: inet6 parse-sockaddr
[ call-next-method ] [ drop port>> ntohs ] 2bi with-port ;
M: inet6 present
- [ host>> ] [ port>> number>string ] bi ":" glue ;
+ [ call-next-method "[" "]" surround ] [ port>> number>string ] bi ":" glue ;
+
+M: inet6 protocol drop 0 ;
+
+ERROR: addrinfo-error n string host ;
<PRIVATE
GENERIC: establish-connection ( client-out remote -- )
-GENERIC: ((client)) ( remote -- handle )
+GENERIC: remote>handle ( remote -- handle )
GENERIC: (client) ( remote -- client-in client-out local )
M: array (client) [ (client) 3array ] attempt-all first3 ;
-M: object (client) ( remote -- client-in client-out local )
+M: object (client)
[
- [ ((client)) ] keep
+ [ remote>handle ] keep
[
[ <ports> [ |dispose ] bi@ dup ] dip
establish-connection
TUPLE: server-port < port addr encoding ;
-: check-server-port ( port -- port )
- dup check-disposed
- dup server-port? [ "Not a server port" throw ] unless ; inline
-
GENERIC: (server) ( addrspec -- handle )
GENERIC: (accept) ( server addrspec -- handle sockaddr )
HOOK: (datagram) io-backend ( addr -- datagram )
-: check-datagram-port ( port -- port )
- dup check-disposed
- dup datagram-port? [ "Not a datagram port" throw ] unless ; inline
+TUPLE: raw-port < port addr ;
+
+HOOK: (raw) io-backend ( addr -- raw )
+
+HOOK: (broadcast) io-backend ( datagram -- datagram )
-HOOK: (receive) io-backend ( datagram -- packet addrspec )
+HOOK: (receive-unsafe) io-backend ( n buf datagram -- count addrspec )
-: check-datagram-send ( packet addrspec port -- packet addrspec port )
- check-datagram-port
- 2dup addr>> [ class ] bi@ assert=
- pick class byte-array assert= ;
+ERROR: invalid-port object ;
-HOOK: (send) io-backend ( packet addrspec datagram -- )
+: check-port ( bytes addrspec port -- bytes addrspec port )
+ 2dup addr>> [ class-of ] bi@ assert=
+ pick class-of byte-array assert= ;
+
+: check-connectionless-port ( port -- port )
+ dup { [ datagram-port? ] [ raw-port? ] } 1|| [ invalid-port ] unless ;
+
+: check-send ( bytes addrspec port -- bytes addrspec port )
+ check-connectionless-port check-disposed check-port ;
+
+: check-receive ( port -- port )
+ check-connectionless-port check-disposed ;
+
+HOOK: (send) io-backend ( bytes addrspec datagram -- )
: addrinfo>addrspec ( addrinfo -- addrspec )
[ [ addr>> ] [ family>> ] bi sockaddr-of-family ]
[ addrinfo>addrspec ] map
sift ;
-HOOK: addrinfo-error io-backend ( n -- )
+HOOK: addrinfo-error-string io-backend ( n -- string )
: prepare-addrinfo ( -- addrinfo )
- addrinfo <struct>
+ addrinfo new
PF_UNSPEC >>family
IPPROTO_TCP >>protocol ;
[ (accept) ] keep
parse-sockaddr swap
<ports>
- ] keep encoding>> <encoder-duplex> swap ;
+ ] [ encoding>> ] bi <encoder-duplex> swap ;
: <datagram> ( addrspec -- datagram )
[
>>addr
] with-destructors ;
-: receive ( datagram -- packet addrspec )
- check-datagram-port
- [ (receive) ] [ addr>> ] bi parse-sockaddr ;
+: <raw> ( addrspec -- datagram )
+ [
+ [ (raw) |dispose ] keep
+ [ drop raw-port <port> ] [ get-local-address ] 2bi
+ >>addr
+ ] with-destructors ;
+
+: <broadcast> ( addrspec -- datagram )
+ <datagram> (broadcast) ;
+
+: receive-unsafe ( n buf datagram -- count addrspec )
+ check-receive
+ [ (receive-unsafe) ] [ addr>> ] bi parse-sockaddr ; inline
+
+CONSTANT: datagram-size 65536
+
+:: receive ( datagram -- bytes addrspec )
+ datagram-size (byte-array) :> buf
+ datagram-size buf datagram
+ receive-unsafe :> ( count addrspec )
+ count buf resize addrspec ; inline
+
+:: receive-into ( buf datagram -- buf-slice addrspec )
+ buf length :> n
+ n buf datagram receive-unsafe :> ( count addrspec )
+ buf count head-slice addrspec ; inline
+
+: send ( bytes addrspec datagram -- )
+ check-send (send) ; inline
+
+MEMO: ipv6-supported? ( -- ? )
+ [ "::1" 0 <inet6> binary <server> dispose t ] [ drop f ] recover ;
-: send ( packet addrspec datagram -- )
- check-datagram-send (send) ;
+STARTUP-HOOK: [ \ ipv6-supported? reset-memoized ]
GENERIC: resolve-host ( addrspec -- seq )
-TUPLE: hostname { host ?string read-only } ;
+HOOK: resolve-localhost os ( -- obj )
+
+TUPLE: hostname { host maybe{ string } read-only } ;
TUPLE: inet < hostname port ;
C: <inet> inet
-M: string resolve-host
- f prepare-addrinfo f <void*>
- [ getaddrinfo addrinfo-error ] keep *void* addrinfo memory>struct
+M:: string resolve-host ( host -- seq )
+ host f prepare-addrinfo f void* <ref> [
+ getaddrinfo [
+ dup addrinfo-error-string host addrinfo-error
+ ] unless-zero
+ ] keep void* deref addrinfo memory>struct
[ parse-addrinfo-list ] keep freeaddrinfo ;
+M: string with-port <inet> ;
+
M: hostname resolve-host
host>> resolve-host ;
+M: hostname with-port
+ [ host>> ] dip <inet> ;
+
M: inet resolve-host
[ call-next-method ] [ port>> ] bi '[ _ with-port ] map ;
M: local resolve-host 1array ;
M: f resolve-host
- drop { T{ ipv6 f "::" } T{ ipv4 f "0.0.0.0" } } ;
+ drop resolve-localhost ;
+
+M: object resolve-localhost
+ ipv6-supported?
+ { T{ ipv4 f "0.0.0.0" } T{ ipv6 f "::" } }
+ { T{ ipv4 f "0.0.0.0" } }
+ ? ;
-: host-name ( -- string )
- 256 <byte-array> dup dup length gethostname
- zero? [ "gethostname failed" throw ] unless
- ascii alien>string ;
+HOOK: host-name os ( -- string )
M: inet (client) resolve-host (client) ;
[ invalid-local-address ] if
] dip with-variable ; inline
+: protocol-port ( protocol -- port )
+ [ f getservbyname [ port>> htons ] [ f ] if* ] [ f ] if* ;
+
+: port-protocol ( port -- protocol )
+ [ htons f getservbyport [ name>> ] [ f ] if* ] [ f ] if* ;
+
+: <any-port-local-inet4> ( -- inet4 ) f 0 <inet4> ;
+: <any-port-local-inet6> ( -- inet6 ) f 0 <inet6> ;
+
+GENERIC: <any-port-local-inet> ( inet -- inet4 )
+M: inet4 <any-port-local-inet> drop <any-port-local-inet4> ;
+M: inet6 <any-port-local-inet> drop f 0 <inet6> ;
+
+: <any-port-local-datagram> ( inet -- datagram )
+ <any-port-local-inet> <datagram> ;
+
+: <any-port-local-broadcast> ( inet -- datagram )
+ <any-port-local-inet> <broadcast> ;
+
+: with-any-port-local-datagram ( quot -- )
+ [ dup <any-port-local-datagram> ] dip with-disposal ; inline
+
+: with-any-port-local-broadcast ( quot -- )
+ [ dup <any-port-local-broadcast> ] dip with-disposal ; inline
+
+: send-once ( bytes addrspec -- )
+ [ send ] with-any-port-local-datagram ;
+
+: broadcast-once ( bytes addrspec -- )
+ [ send ] with-any-port-local-broadcast ;
+
{
{ [ os unix? ] [ "io.sockets.unix" require ] }
- { [ os winnt? ] [ "io.sockets.windows.nt" require ] }
+ { [ os windows? ] [ "io.sockets.windows" require ] }
} cond