1 ! Copyright (C) 2007, 2011 Slava Pestov, Doug Coleman,
3 ! See http://factorcode.org/license.txt for BSD license.
4 USING: accessors alien.c-types alien.data alien.strings arrays
5 byte-arrays classes classes.struct combinators
6 combinators.short-circuit continuations destructors endian fry
7 grouping init io.backend io.encodings.ascii io.encodings.binary
8 io.pathnames io.ports io.streams.duplex ip-parser
9 ip-parser.private kernel locals math math.parser
10 memoize namespaces present random sequences sequences.private
11 splitting strings summary system vocabs vocabs.parser
17 GENERIC#: with-port 1 ( addrspec port -- addrspec )
22 GENERIC: protocol ( addrspec -- n )
24 GENERIC: protocol-family ( addrspec -- af )
26 GENERIC: sockaddr-size ( addrspec -- n )
28 GENERIC: make-sockaddr ( addrspec -- sockaddr )
30 GENERIC: make-sockaddr-outgoing ( addrspec -- sockaddr )
32 GENERIC: empty-sockaddr ( addrspec -- sockaddr )
34 GENERIC: address-size ( addrspec -- n )
36 GENERIC: inet-ntop ( data addrspec -- str )
38 GENERIC: inet-pton ( str addrspec -- data )
40 : make-sockaddr/size-outgoing ( addrspec -- sockaddr size )
41 [ make-sockaddr-outgoing ] [ sockaddr-size ] bi ;
43 : make-sockaddr/size ( addrspec -- sockaddr size )
44 [ make-sockaddr ] [ sockaddr-size ] bi ;
46 : empty-sockaddr/size ( addrspec -- sockaddr size )
47 [ empty-sockaddr ] [ sockaddr-size ] bi ;
49 M: object make-sockaddr-outgoing make-sockaddr ;
51 GENERIC: parse-sockaddr ( sockaddr addrspec -- newaddrspec )
53 M: f parse-sockaddr nip ;
55 HOOK: sockaddr-of-family os ( alien af -- sockaddr )
57 HOOK: addrspec-of-family os ( af -- addrspec )
61 TUPLE: local { path string read-only } ;
63 : <local> ( path -- addrspec )
64 absolute-path local boa ;
66 M: local present path>> "Unix domain socket: " prepend ;
68 M: local protocol drop 0 ;
72 TUPLE: ipv4 { host maybe{ string } read-only } ;
76 ERROR: invalid-ipv4 host reason ;
78 M: invalid-ipv4 summary drop "Invalid IPv4 address" ;
80 : ?parse-ipv4 ( string -- seq/f )
81 [ f ] [ parse-ipv4 ] if-empty ;
83 : check-ipv4 ( host -- )
84 [ ?parse-ipv4 drop ] [ invalid-ipv4 ] recover ;
88 : <ipv4> ( host -- ipv4 ) dup check-ipv4 ipv4 boa ;
91 drop 4 memory>byte-array join-ipv4 ;
94 drop [ ?parse-ipv4 ] [ invalid-ipv4 ] recover ;
96 M: ipv4 address-size drop 4 ;
98 M: ipv4 protocol-family drop PF_INET ;
100 M: ipv4 sockaddr-size drop sockaddr-in heap-size ;
102 M: ipv4 empty-sockaddr drop sockaddr-in new ;
104 : make-sockaddr-part ( inet -- sockaddr )
108 port>> 0 or htons >>port ; inline
110 M: ipv4 make-sockaddr
111 [ make-sockaddr-part ]
112 [ host>> "0.0.0.0" or ]
113 [ inet-pton uint deref >>addr ] tri ;
115 M: ipv4 make-sockaddr-outgoing
116 [ make-sockaddr-part ]
117 [ host>> dup { f "0.0.0.0" } member? [ drop "127.0.0.1" ] when ]
118 [ inet-pton uint deref >>addr ] tri ;
120 M: ipv4 parse-sockaddr
121 [ addr>> uint <ref> ] dip inet-ntop <ipv4> ;
123 TUPLE: inet4 < ipv4 { port maybe{ integer } read-only } ;
125 : <inet4> ( host port -- inet4 )
126 over check-ipv4 inet4 boa ;
128 M: ipv4 with-port [ host>> ] dip <inet4> ;
130 M: inet4 parse-sockaddr
131 [ call-next-method ] [ drop port>> ntohs ] 2bi with-port ;
134 [ host>> ] [ port>> number>string ] bi ":" glue ;
136 M: inet4 protocol drop 0 ;
139 { host maybe{ string } read-only }
140 { scope-id integer read-only } ;
144 ERROR: invalid-ipv6 host reason ;
146 M: invalid-ipv6 summary drop "Invalid IPv6 address" ;
148 : check-ipv6 ( host -- )
149 [ parse-ipv6 drop ] [ invalid-ipv6 ] recover ;
153 : <ipv6> ( host -- ipv6 ) dup check-ipv6 0 ipv6 boa ;
156 drop 16 memory>byte-array 2 <groups> [ be> >hex ] map ":" join ;
160 : ipv6-bytes ( seq -- bytes )
161 [ 2 >be ] { } map-as B{ } concat-as ;
166 drop [ parse-ipv6 ipv6-bytes ] [ invalid-ipv6 ] recover ;
168 M: ipv6 address-size drop 16 ;
170 M: ipv6 protocol-family drop PF_INET6 ;
172 M: ipv6 sockaddr-size drop sockaddr-in6 heap-size ;
174 M: ipv6 empty-sockaddr drop sockaddr-in6 new ;
176 : make-sockaddr-in6-part ( inet -- sockaddr )
180 port>> 0 or htons >>port ; inline
182 M: ipv6 make-sockaddr
183 [ make-sockaddr-in6-part ]
184 [ [ host>> "::" or ] keep inet-pton >>addr ]
185 [ scope-id>> >>scopeid ]
188 M: ipv6 make-sockaddr-outgoing
189 [ make-sockaddr-in6-part ]
190 [ [ host>> dup { f "::" } member? [ drop "::1" ] when ] keep inet-pton >>addr ]
191 [ scope-id>> >>scopeid ]
194 M: ipv6 parse-sockaddr
195 [ [ addr>> ] dip inet-ntop ] [ drop scopeid>> ] 2bi
199 [ host>> ] [ scope-id>> ] bi
200 [ number>string "%" glue ] unless-zero ;
202 TUPLE: inet6 < ipv6 { port maybe{ integer } read-only } ;
204 : <inet6> ( host port -- inet6 )
205 [ dup check-ipv6 0 ] dip inet6 boa ;
208 [ [ host>> ] [ scope-id>> ] bi ] dip
211 M: inet6 parse-sockaddr
212 [ call-next-method ] [ drop port>> ntohs ] 2bi with-port ;
215 [ call-next-method ] [ port>> number>string ] bi ":" glue ;
217 M: inet6 protocol drop 0 ;
219 ERROR: addrinfo-error n string host ;
223 GENERIC: (get-local-address) ( handle remote -- sockaddr )
225 : get-local-address ( handle remote -- local )
226 [ (get-local-address) ] keep parse-sockaddr ;
228 GENERIC: (get-remote-address) ( handle remote -- sockaddr )
230 : get-remote-address ( handle local -- remote )
231 [ (get-remote-address) ] keep parse-sockaddr ;
233 : <ports> ( handle -- input-port output-port )
235 [ <input-port> |dispose ] [ <output-port> |dispose ] bi
238 SYMBOL: bind-local-address
240 GENERIC: establish-connection ( client-out remote -- )
242 GENERIC: remote>handle ( remote -- handle )
244 GENERIC: (client) ( remote -- client-in client-out local )
246 M: array (client) [ (client) 3array ] attempt-all first3 ;
250 [ remote>handle ] keep
252 [ <ports> [ |dispose ] bi@ dup ] dip
255 [ get-local-address ]
259 TUPLE: server-port < port addr encoding ;
261 GENERIC: (server) ( addrspec -- handle )
263 GENERIC: (accept) ( server addrspec -- handle sockaddr )
265 TUPLE: datagram-port < port addr ;
267 HOOK: (datagram) io-backend ( addr -- datagram )
269 TUPLE: raw-port < port addr ;
271 HOOK: (raw) io-backend ( addr -- raw )
273 HOOK: (broadcast) io-backend ( datagram -- datagram )
275 HOOK: (receive-unsafe) io-backend ( n buf datagram -- count addrspec )
277 ERROR: invalid-port object ;
279 : check-port ( bytes addrspec port -- bytes addrspec port )
280 2dup addr>> [ class-of ] bi@ assert=
281 pick class-of byte-array assert= ;
283 : check-connectionless-port ( port -- port )
284 dup { [ datagram-port? ] [ raw-port? ] } 1|| [ invalid-port ] unless ;
286 : check-send ( bytes addrspec port -- bytes addrspec port )
287 check-connectionless-port check-disposed check-port ;
289 : check-receive ( port -- port )
290 check-connectionless-port check-disposed ;
292 HOOK: (send) io-backend ( bytes addrspec datagram -- )
294 : addrinfo>addrspec ( addrinfo -- addrspec )
295 [ [ addr>> ] [ family>> ] bi sockaddr-of-family ]
296 [ family>> addrspec-of-family ] bi
299 : parse-addrinfo-list ( addrinfo -- seq )
301 [ addrinfo>addrspec ] map
304 HOOK: addrinfo-error-string io-backend ( n -- string )
306 : prepare-addrinfo ( -- addrinfo )
309 IPPROTO_TCP >>protocol ;
313 : <client> ( remote encoding -- stream local )
314 [ (client) ] dip swap [ <encoder-duplex> ] dip ;
316 SYMBOL: local-address
318 SYMBOL: remote-address
320 : with-client ( remote encoding quot -- )
323 over remote-address set
324 <client> local-address set
326 ] with-scope ; inline
328 : <server> ( addrspec encoding -- server )
331 [ drop server-port <port> ] [ get-local-address ] 2bi
335 : accept ( server -- client remote )
341 ] [ encoding>> ] bi <encoder-duplex> swap ;
343 : <datagram> ( addrspec -- datagram )
345 [ (datagram) |dispose ] keep
346 [ drop datagram-port <port> ] [ get-local-address ] 2bi
350 : <raw> ( addrspec -- datagram )
352 [ (raw) |dispose ] keep
353 [ drop raw-port <port> ] [ get-local-address ] 2bi
357 : <broadcast> ( addrspec -- datagram )
358 <datagram> (broadcast) ;
360 : receive-unsafe ( n buf datagram -- count addrspec )
362 [ (receive-unsafe) ] [ addr>> ] bi parse-sockaddr ; inline
364 CONSTANT: datagram-size 65536
366 :: receive ( datagram -- bytes addrspec )
367 datagram-size (byte-array) :> buf
368 datagram-size buf datagram
369 receive-unsafe :> ( count addrspec )
370 count buf resize addrspec ; inline
372 :: receive-into ( buf datagram -- buf-slice addrspec )
374 n buf datagram receive-unsafe :> ( count addrspec )
375 buf count head-slice addrspec ; inline
377 : send ( bytes addrspec datagram -- )
378 check-send (send) ; inline
380 MEMO: ipv6-supported? ( -- ? )
381 [ "::1" 0 <inet6> binary <server> dispose t ] [ drop f ] recover ;
383 STARTUP-HOOK: [ \ ipv6-supported? reset-memoized ]
385 GENERIC: resolve-host ( addrspec -- seq )
387 HOOK: resolve-localhost os ( -- obj )
389 TUPLE: hostname { host maybe{ string } read-only } ;
391 TUPLE: inet < hostname port ;
394 [ host>> ] [ port>> number>string ] bi ":" glue ;
398 M:: string resolve-host ( host -- seq )
399 host f prepare-addrinfo f void* <ref> [
401 dup addrinfo-error-string host addrinfo-error
403 ] keep void* deref addrinfo memory>struct
404 [ parse-addrinfo-list ] keep freeaddrinfo ;
406 M: string with-port <inet> ;
408 M: hostname resolve-host
409 host>> resolve-host ;
411 M: hostname with-port
412 [ host>> ] dip <inet> ;
415 [ call-next-method ] [ port>> ] bi '[ _ with-port ] map ;
417 M: inet4 resolve-host 1array ;
419 M: inet6 resolve-host 1array ;
421 M: local resolve-host 1array ;
424 drop resolve-localhost ;
426 M: object resolve-localhost
428 { T{ ipv4 f "0.0.0.0" } T{ ipv6 f "::" } }
429 { T{ ipv4 f "0.0.0.0" } }
432 HOOK: host-name os ( -- string )
434 M: inet (client) resolve-host (client) ;
436 ERROR: invalid-inet-server addrspec ;
438 M: invalid-inet-server summary
439 drop "Cannot use <server> with <inet>; use <inet4> or <inet6> instead" ;
442 invalid-inet-server ;
444 ERROR: invalid-local-address addrspec ;
446 M: invalid-local-address summary
447 drop "Cannot use with-local-address with <inet>; use <inet4> or <inet6> instead" ;
449 : with-local-address ( addr quot -- )
451 [ ] [ inet4? ] [ inet6? ] tri or
452 [ bind-local-address ]
453 [ invalid-local-address ] if
454 ] dip with-variable ; inline
456 : protocol-port ( protocol -- port )
457 [ f getservbyname [ port>> htons ] [ f ] if* ] [ f ] if* ;
459 : port-protocol ( port -- protocol )
460 [ htons f getservbyport [ name>> ] [ f ] if* ] [ f ] if* ;
462 : <any-port-local-inet4> ( -- inet4 ) f 0 <inet4> ;
463 : <any-port-local-inet6> ( -- inet6 ) f 0 <inet6> ;
465 GENERIC: <any-port-local-inet> ( inet -- inet4 )
466 M: inet4 <any-port-local-inet> drop <any-port-local-inet4> ;
467 M: inet6 <any-port-local-inet> drop f 0 <inet6> ;
469 : <any-port-local-datagram> ( inet -- datagram )
470 <any-port-local-inet> <datagram> ;
472 : <any-port-local-broadcast> ( inet -- datagram )
473 <any-port-local-inet> <broadcast> ;
475 : with-any-port-local-datagram ( quot -- )
476 [ dup <any-port-local-datagram> ] dip with-disposal ; inline
478 : with-any-port-local-broadcast ( quot -- )
479 [ dup <any-port-local-broadcast> ] dip with-disposal ; inline
481 : send-once ( bytes addrspec -- )
482 [ send ] with-any-port-local-datagram ;
484 : broadcast-once ( bytes addrspec -- )
485 [ send ] with-any-port-local-broadcast ;
487 USE-UNIX: io.sockets.unix
488 USE-WINDOWS: io.sockets.windows
489 USE-WINDOWS: windows.winsock