[gforth] / gforth / httpd.fs  

gforth: gforth/httpd.fs

Diff for /gforth/httpd.fs between version 1.3 and 1.4

version 1.3, Sun Apr 2 21:48:54 2000 UTC version 1.4, Sun Apr 9 20:57:25 2000 UTC
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 include string.fs  include string.fs
   
 Variable url  Variable url
   Variable posted
   Variable url-args
 Variable protocol  Variable protocol
 Variable data  Variable data
   Variable active
 Variable command?  Variable command?
   
 : get ( addr -- )  name rot $! ;  : get ( addr -- )  name rot $! ;
 : get-rest ( addr -- )  source >in @ /string dup >in +! rot $! ;  : get-rest ( addr -- )  source >in @ /string dup >in +! rot $! ;
   
 Table constant values  wordlist constant values
 Table constant commands  wordlist constant commands
   
 : value:  ( -- )  name  : value:  ( -- )  name
   Forth definitions 2dup 1- nextname Variable    Forth definitions 2dup 1- nextname Variable
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 \ HTTP protocol commands                               26mar00py  \ HTTP protocol commands                               26mar00py
   
 : rework-% ( -- )  base @ >r hex  : rework-% ( add -- ) { url }  base @ >r hex
     0 url $@len 0 ?DO      0 url $@len 0 ?DO
         url $@ drop I + c@ dup '% = IF          url $@ drop I + c@ dup '% = IF
             drop 0. url $@ I 1+ /string              drop 0. url $@ I 1+ /string
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     r> 1+ +LOOP  url $!len      r> 1+ +LOOP  url $!len
     r> base ! ;      r> base ! ;
   
   : rework-? ( addr -- ) { url }
       url $@ tuck '? scan tuck dup 0<> - url-args $! - url $!len ;
   
   : get-url  url get protocol get-rest
       url rework-? url rework-% >values ;
   
 commands set-current  commands set-current
   
 : GET   url get rework-% protocol get-rest >values data on  ;  : GET   get-url data on  active off ;
 : HEAD  url get rework-% protocol get-rest >values data off ;  : POST  get-url data on  active on  ;
   : HEAD  get-url data off active off ;
   
 \ HTTP protocol values                                 26mar00py  \ HTTP protocol values                                 26mar00py
   
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 value: Cache-Control:  value: Cache-Control:
 value: Connection:  value: Connection:
 value: Referer:  value: Referer:
   value: Content-Type:
   value: Content-Length:
   
 definitions  definitions
   
   
 Variable maxnum  Variable maxnum
   
 : ?cr ( -- )  : ?cr ( -- )
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   s" close" connection $!    s" close" connection $!
   infile-id push-file loadfile !  loadline off  blk off    infile-id push-file loadfile !  loadline off  blk off
   commands 1 set-order  command? on  ['] refill-loop catch    commands 1 set-order  command? on  ['] refill-loop catch
   only forth also  pop-file ;    active @ IF  s" " posted $! Content-Length $@ snumber? drop
         posted $!len  posted $@ infile-id read-file throw drop
     THEN  only forth also  pop-file ;
   
 \ Keep-Alive handling                                  26mar00py  \ Keep-Alive handling                                  26mar00py
   
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   r@ file-size throw drop    r@ file-size throw drop
   ." Accept-Ranges: bytes" cr    ." Accept-Ranges: bytes" cr
   ." Content-Length: " dup 0 .r cr r> ;    ." Content-Length: " dup 0 .r cr r> ;
 : transparent ( size fd -- ) >r  : transparent ( size fd -- ) { fd }
   dup allocate throw swap      $4000 allocate throw swap dup 0 ?DO
   over swap r@ read-file throw over swap type          2dup over swap $4000 min fd read-file throw type
   free r> close-file throw throw ;          $4000 - $4000 +LOOP  drop
       free fd close-file throw throw ;
   
 : transparent: ( addr u -- ) Create  here over 1+ allot place  : transparent: ( addr u -- ) Create  here over 1+ allot place
   DOES>  >r  >file    DOES>  >r  >file
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 : .ok   ." HTTP/1.1 200 OK" cr .server ;  : .ok   ." HTTP/1.1 200 OK" cr .server ;
 : html-error ( n addr u -- )  : html-error ( n addr u -- )
     ." HTTP/1.1 " 2 pick . 2dup type cr .server      ." HTTP/1.1 " 2 pick . 2dup type cr .server
     2 pick &405 = IF ." Allow: GET, HEAD" cr  THEN  lastrequest      2 pick &405 = IF ." Allow: GET, HEAD, POST" cr  THEN  lastrequest
     ." <HTML><HEAD><TITLE>" 2 pick . 2dup type ." </TITLE></HEAD>" cr      ." <HTML><HEAD><TITLE>" 2 pick . 2dup type ." </TITLE></HEAD>" cr
     ." <BODY><H1>" type drop ." </H1>" cr ;      ." <BODY><H1>" type drop ." </H1>" cr ;
 : .trailer ( -- )  : .trailer ( -- )
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 : httpd  ( n -- )  maxnum !  : httpd  ( n -- )  maxnum !
   BEGIN  ['] http catch  maxnum @ 0= or  UNTIL ;    BEGIN  ['] http catch  maxnum @ 0= or  UNTIL ;
   
 script? [IF]  &100 httpd bye  [THEN]  script? [IF]  :noname &100 httpd bye ; is bootmessage  [THEN]

Generate output suitable for use with a patch program
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  Added in v.1.4
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