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Adding posix http server.

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This commit is contained in:
Brad Nelson
2021-04-25 14:59:50 -07:00
parent e39ea2dc53
commit c030b61248
2 changed files with 58 additions and 0 deletions
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55
ueforth/posix/httpd.fs Normal file
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@ -0,0 +1,55 @@
( HTTP Daemon )
include posix/sockets.fs
vocabulary httpd httpd definitions also posix
1 constant max-connections
2048 constant chunk-size
create chunk chunk-size allot
0 value chunk-filled
8080 constant port
-1 value sockfd -1 value clientfd
: bs, ( n -- ) dup 256 / c, c, ;
: s, ( n -- ) dup c, 256 / c, ;
: l, ( n -- ) dup s, 65536 / s, ;
create httpd-port AF_INET s, port bs, 0 l, 0 ,
create client sizeof(sockaddr_in) allot variable client-len
defer broker
: client-type ( a n -- ) clientfd -rot write 0< if 2drop broker then ;
: client-read ( -- n ) 0 >r clientfd rp@ 1 read 0< if rdrop broker then r> ;
: client-emit ( ch -- ) >r rp@ 1 client-type rdrop ;
: client-cr 13 client-emit nl client-emit ;
: connection ( n -- )
dup 0< if drop exit then to clientfd
clientfd chunk chunk-size read to chunk-filled
chunk chunk-filled type cr
s" HTTP/1.0 200 OK" client-type client-cr
s" Content-type: text/html" client-type client-cr
client-cr
s" <!DOCTYPE html>" client-type client-cr
s" <h1>Testing!</h1>" client-type client-cr
s" <p>This is a test.</p>" client-type client-cr
clientfd close drop
;
: broker-connection
begin
." Listening on port " port . cr
sockfd client client-len accept
." Connected: " dup . cr connection
again ;
' broker-connection is broker
: server
AF_INET SOCK_STREAM 0 socket to sockfd
sockfd SOL_SOCKET SO_REUSEADDR 1 >r rp@ 4 setsockopt rdrop throw
sockfd httpd-port sizeof(sockaddr_in) bind throw
sockfd max-connections listen throw broker ;
only forth definitions
httpd server

3
ueforth/posix/sockets.fs
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@ -7,9 +7,12 @@ z" listen" 2 sysfunc listen
z" connect" 3 sysfunc connect
z" accept" 3 sysfunc accept
z" poll" 3 sysfunc poll
z" setsockopt" 5 sysfunc setsockopt
1 constant SOCK_STREAM
2 constant AF_INET
16 constant sizeof(sockaddr_in)
1 constant SOL_SOCKET
2 constant SO_REUSEADDR
forth definitions