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 fry
7 grouping init io.backend io.binary io.encodings.ascii
8 io.encodings.binary io.pathnames io.ports io.streams.duplex
9 kernel locals math math.parser memoize namespaces present
10 sequences sequences.private splitting strings summary system
11 vocabs vocabs.parser ip-parser ip-parser.private random ;
15 { [ os windows? ] [ "windows.winsock" ] }
16 { [ os unix? ] [ "unix.ffi" ] }
19 GENERIC# with-port 1 ( addrspec port -- addrspec )
24 GENERIC: protocol ( addrspec -- n )
26 GENERIC: protocol-family ( addrspec -- af )
28 GENERIC: sockaddr-size ( addrspec -- n )
30 GENERIC: make-sockaddr ( addrspec -- sockaddr )
32 GENERIC: make-sockaddr-outgoing ( addrspec -- sockaddr )
34 GENERIC: empty-sockaddr ( addrspec -- sockaddr )
36 GENERIC: address-size ( addrspec -- n )
38 GENERIC: inet-ntop ( data addrspec -- str )
40 GENERIC: inet-pton ( str addrspec -- data )
42 : make-sockaddr/size-outgoing ( addrspec -- sockaddr size )
43 [ make-sockaddr-outgoing ] [ sockaddr-size ] bi ;
45 : make-sockaddr/size ( addrspec -- sockaddr size )
46 [ make-sockaddr ] [ sockaddr-size ] bi ;
48 : empty-sockaddr/size ( addrspec -- sockaddr size )
49 [ empty-sockaddr ] [ sockaddr-size ] bi ;
51 M: object make-sockaddr-outgoing make-sockaddr ;
53 GENERIC: parse-sockaddr ( sockaddr addrspec -- newaddrspec )
55 M: f parse-sockaddr nip ;
57 HOOK: sockaddr-of-family os ( alien af -- sockaddr )
59 HOOK: addrspec-of-family os ( af -- addrspec )
63 TUPLE: local { path string read-only } ;
65 : <local> ( path -- addrspec )
66 absolute-path local boa ;
68 M: local present path>> "Unix domain socket: " prepend ;
70 M: local protocol drop 0 ;
74 TUPLE: ipv4 { host maybe{ string } read-only } ;
78 ERROR: invalid-ipv4 host reason ;
80 M: invalid-ipv4 summary drop "Invalid IPv4 address" ;
82 : ?parse-ipv4 ( string -- seq/f )
83 [ f ] [ parse-ipv4 ] if-empty ;
85 : check-ipv4 ( host -- )
86 [ ?parse-ipv4 drop ] [ invalid-ipv4 ] recover ;
90 : <ipv4> ( host -- ipv4 ) dup check-ipv4 ipv4 boa ;
92 M: ipv4 inet-ntop ( data addrspec -- str )
93 drop 4 memory>byte-array join-ipv4 ;
95 M: ipv4 inet-pton ( str addrspec -- data )
96 drop [ ?parse-ipv4 ] [ invalid-ipv4 ] recover ;
98 M: ipv4 address-size drop 4 ;
100 M: ipv4 protocol-family drop PF_INET ;
102 M: ipv4 sockaddr-size drop sockaddr-in heap-size ;
104 M: ipv4 empty-sockaddr drop sockaddr-in <struct> ;
106 : make-sockaddr-part ( inet -- sockaddr )
110 port>> htons >>port ; inline
112 M: ipv4 make-sockaddr ( inet -- sockaddr )
113 [ make-sockaddr-part ]
114 [ host>> "0.0.0.0" or ]
115 [ inet-pton uint deref >>addr ] tri ;
117 M: ipv4 make-sockaddr-outgoing ( inet -- sockaddr )
118 [ make-sockaddr-part ]
119 [ host>> dup { f "0.0.0.0" } member? [ drop "127.0.0.1" ] when ]
120 [ inet-pton uint deref >>addr ] tri ;
122 M: ipv4 parse-sockaddr ( sockaddr-in addrspec -- newaddrspec )
123 [ addr>> uint <ref> ] dip inet-ntop <ipv4> ;
125 TUPLE: inet4 < ipv4 { port integer read-only } ;
127 : <inet4> ( host port -- inet4 )
128 over check-ipv4 inet4 boa ;
130 M: ipv4 with-port [ host>> ] dip <inet4> ;
132 M: inet4 parse-sockaddr ( sockaddr-in addrspec -- newaddrspec )
133 [ call-next-method ] [ drop port>> ntohs ] 2bi with-port ;
136 [ host>> ] [ port>> number>string ] bi ":" glue ;
138 M: inet4 protocol drop 0 ;
141 { host maybe{ string } read-only }
142 { scope-id integer read-only } ;
146 ERROR: invalid-ipv6 host reason ;
148 M: invalid-ipv6 summary drop "Invalid IPv6 address" ;
150 : check-ipv6 ( host -- )
151 [ parse-ipv6 drop ] [ invalid-ipv6 ] recover ;
155 : <ipv6> ( host -- ipv6 ) dup check-ipv6 0 ipv6 boa ;
157 M: ipv6 inet-ntop ( data addrspec -- str )
158 drop 16 memory>byte-array 2 <groups> [ be> >hex ] map ":" join ;
162 : ipv6-bytes ( seq -- bytes )
163 [ 2 >be ] { } map-as B{ } concat-as ;
167 M: ipv6 inet-pton ( str addrspec -- data )
168 drop [ parse-ipv6 ipv6-bytes ] [ invalid-ipv6 ] recover ;
170 M: ipv6 address-size drop 16 ;
172 M: ipv6 protocol-family drop PF_INET6 ;
174 M: ipv6 sockaddr-size drop sockaddr-in6 heap-size ;
176 M: ipv6 empty-sockaddr drop sockaddr-in6 <struct> ;
178 : make-sockaddr-in6-part ( inet -- sockaddr )
179 sockaddr-in6 <struct>
182 port>> htons >>port ; inline
184 M: ipv6 make-sockaddr ( inet -- sockaddr )
185 [ make-sockaddr-in6-part ]
186 [ [ host>> "::" or ] keep inet-pton >>addr ]
187 [ scope-id>> >>scopeid ]
190 M: ipv6 make-sockaddr-outgoing ( inet -- sockaddr )
191 [ make-sockaddr-in6-part ]
192 [ [ host>> dup { f "::" } member? [ drop "::1" ] when ] keep inet-pton >>addr ]
193 [ scope-id>> >>scopeid ]
196 M: ipv6 parse-sockaddr
197 [ [ addr>> ] dip inet-ntop ] [ drop scopeid>> ] 2bi
201 [ host>> ] [ scope-id>> ] bi
202 [ number>string "%" glue ] unless-zero ;
204 TUPLE: inet6 < ipv6 { port integer read-only } ;
206 : <inet6> ( host port -- inet6 )
207 [ dup check-ipv6 0 ] dip inet6 boa ;
210 [ [ host>> ] [ scope-id>> ] bi ] dip
213 M: inet6 parse-sockaddr
214 [ call-next-method ] [ drop port>> ntohs ] 2bi with-port ;
217 [ call-next-method ] [ port>> number>string ] bi ":" glue ;
219 M: inet6 protocol drop 0 ;
221 ERROR: addrinfo-error n string ;
225 GENERIC: (get-local-address) ( handle remote -- sockaddr )
227 : get-local-address ( handle remote -- local )
228 [ (get-local-address) ] keep parse-sockaddr ;
230 GENERIC: (get-remote-address) ( handle remote -- sockaddr )
232 : get-remote-address ( handle local -- remote )
233 [ (get-remote-address) ] keep parse-sockaddr ;
235 : <ports> ( handle -- input-port output-port )
237 [ <input-port> |dispose ] [ <output-port> |dispose ] bi
240 SYMBOL: bind-local-address
242 GENERIC: establish-connection ( client-out remote -- )
244 GENERIC: remote>handle ( remote -- handle )
246 GENERIC: (client) ( remote -- client-in client-out local )
248 M: array (client) [ (client) 3array ] attempt-all first3 ;
250 M: object (client) ( remote -- client-in client-out local )
252 [ remote>handle ] keep
254 [ <ports> [ |dispose ] bi@ dup ] dip
257 [ get-local-address ]
261 TUPLE: server-port < port addr encoding ;
263 GENERIC: (server) ( addrspec -- handle )
265 GENERIC: (accept) ( server addrspec -- handle sockaddr )
267 TUPLE: datagram-port < port addr ;
269 HOOK: (datagram) io-backend ( addr -- datagram )
271 TUPLE: raw-port < port addr ;
273 HOOK: (raw) io-backend ( addr -- raw )
275 HOOK: (broadcast) io-backend ( datagram -- datagram )
277 HOOK: (receive-unsafe) io-backend ( n buf datagram -- count addrspec )
279 ERROR: invalid-port object ;
281 : check-port ( bytes addrspec port -- bytes addrspec port )
282 2dup addr>> [ class-of ] bi@ assert=
283 pick class-of byte-array assert= ;
285 : check-connectionless-port ( port -- port )
286 dup { [ datagram-port? ] [ raw-port? ] } 1|| [ invalid-port ] unless ;
288 : check-send ( bytes addrspec port -- bytes addrspec port )
289 check-connectionless-port check-disposed check-port ;
291 : check-receive ( port -- port )
292 check-connectionless-port check-disposed ;
294 HOOK: (send) io-backend ( bytes addrspec datagram -- )
296 : addrinfo>addrspec ( addrinfo -- addrspec )
297 [ [ addr>> ] [ family>> ] bi sockaddr-of-family ]
298 [ family>> addrspec-of-family ] bi
301 : parse-addrinfo-list ( addrinfo -- seq )
303 [ addrinfo>addrspec ] map
306 HOOK: addrinfo-error-string io-backend ( n -- string )
308 : prepare-addrinfo ( -- addrinfo )
311 IPPROTO_TCP >>protocol ;
315 : <client> ( remote encoding -- stream local )
316 [ (client) ] dip swap [ <encoder-duplex> ] dip ;
318 SYMBOL: local-address
320 SYMBOL: remote-address
322 : with-client ( remote encoding quot -- )
325 over remote-address set
326 <client> local-address set
328 ] with-scope ; inline
330 : <server> ( addrspec encoding -- server )
333 [ drop server-port <port> ] [ get-local-address ] 2bi
337 : accept ( server -- client remote )
343 ] [ encoding>> ] bi <encoder-duplex> swap ;
345 : <datagram> ( addrspec -- datagram )
347 [ (datagram) |dispose ] keep
348 [ drop datagram-port <port> ] [ get-local-address ] 2bi
352 : <raw> ( addrspec -- datagram )
354 [ (raw) |dispose ] keep
355 [ drop raw-port <port> ] [ get-local-address ] 2bi
359 : <broadcast> ( addrspec -- datagram )
360 <datagram> (broadcast) ;
362 : receive-unsafe ( n buf datagram -- count addrspec )
364 [ (receive-unsafe) ] [ addr>> ] bi parse-sockaddr ; inline
366 CONSTANT: datagram-size 65536
368 :: receive ( datagram -- bytes addrspec )
369 datagram-size (byte-array) :> buf
370 datagram-size buf datagram
371 receive-unsafe :> ( count addrspec )
372 count buf resize addrspec ; inline
374 :: receive-into ( buf datagram -- buf-slice addrspec )
376 n buf datagram receive-unsafe :> ( count addrspec )
377 buf count head-slice addrspec ; inline
379 : send ( bytes addrspec datagram -- )
380 check-send (send) ; inline
382 MEMO: ipv6-supported? ( -- ? )
383 [ "::1" 0 <inet6> binary <server> dispose t ] [ drop f ] recover ;
385 [ \ ipv6-supported? reset-memoized ]
386 "io.sockets:ipv6-supported?" add-startup-hook
388 GENERIC: resolve-host ( addrspec -- seq )
390 HOOK: resolve-localhost os ( -- obj )
392 TUPLE: hostname { host maybe{ string } read-only } ;
394 TUPLE: inet < hostname port ;
397 [ host>> ] [ port>> number>string ] bi ":" glue ;
401 M: string resolve-host
402 f prepare-addrinfo f void* <ref> [
404 dup addrinfo-error-string addrinfo-error
406 ] keep void* deref addrinfo memory>struct
407 [ parse-addrinfo-list ] keep freeaddrinfo ;
409 M: string with-port <inet> ;
411 M: hostname resolve-host
412 host>> resolve-host ;
414 M: hostname with-port
415 [ host>> ] dip <inet> ;
418 [ call-next-method ] [ port>> ] bi '[ _ with-port ] map ;
420 M: inet4 resolve-host 1array ;
422 M: inet6 resolve-host 1array ;
424 M: local resolve-host 1array ;
427 drop resolve-localhost ;
429 M: object resolve-localhost
431 { T{ ipv4 f "0.0.0.0" } T{ ipv6 f "::" } }
432 { T{ ipv4 f "0.0.0.0" } }
435 HOOK: host-name os ( -- string )
437 M: inet (client) resolve-host (client) ;
439 ERROR: invalid-inet-server addrspec ;
441 M: invalid-inet-server summary
442 drop "Cannot use <server> with <inet>; use <inet4> or <inet6> instead" ;
445 invalid-inet-server ;
447 ERROR: invalid-local-address addrspec ;
449 M: invalid-local-address summary
450 drop "Cannot use with-local-address with <inet>; use <inet4> or <inet6> instead" ;
452 : with-local-address ( addr quot -- )
454 [ ] [ inet4? ] [ inet6? ] tri or
455 [ bind-local-address ]
456 [ invalid-local-address ] if
457 ] dip with-variable ; inline
459 : protocol-port ( protocol -- port )
460 [ f getservbyname [ port>> htons ] [ 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 ;
488 { [ os unix? ] [ "io.sockets.unix" require ] }
489 { [ os windows? ] [ "io.sockets.windows" require ] }