factor/basis/io/sockets/secure/unix/unix.factor

58 lines
1.8 KiB
Factor

! Copyright (C) 2007, 2011, Slava Pestov, Elie CHAFTARI.
! See http://factorcode.org/license.txt for BSD license.
USING: accessors combinators destructors io.backend.unix
io.files io.sockets.private io.sockets.secure
io.sockets.secure.openssl io.timeouts kernel math openssl
openssl.libssl system ;
FROM: io.ports => shutdown ;
IN: io.sockets.secure.unix
M: openssl ssl-supported? t ;
M: openssl ssl-certificate-verification-supported? t ;
M: ssl-handle handle-fd file>> handle-fd ;
M: unix socket-handle fd>> ;
M: secure ((client)) ( addrspec -- handle )
addrspec>> ((client)) <ssl-socket> ;
M: secure parse-sockaddr addrspec>> parse-sockaddr <secure> ;
M: secure (get-local-address) addrspec>> (get-local-address) ;
M: secure establish-connection ( client-out remote -- )
addrspec>> [ establish-connection ] [ secure-connection ] 2bi ;
M: secure (server) addrspec>> (server) ;
M: secure (accept)
[
addrspec>> (accept) [ |dispose <ssl-socket> ] dip
] with-destructors ;
: check-shutdown-response ( handle r -- event )
#! We don't do two-step shutdown here because I couldn't
#! figure out how to do it with non-blocking BIOs. Also, it
#! seems that SSL_shutdown always returns 0 -- this sounds
#! like a bug
over handle>> over SSL_get_error
{
{ SSL_ERROR_NONE [ 2drop f ] }
{ SSL_ERROR_WANT_READ [ 2drop +input+ ] }
{ SSL_ERROR_WANT_WRITE [ 2drop +output+ ] }
{ SSL_ERROR_SYSCALL [ [ drop f ] [ nip syscall-error ] if-zero ] }
{ SSL_ERROR_SSL [ (ssl-error) ] }
} case ;
: (shutdown) ( handle -- )
dup dup handle>> SSL_shutdown check-shutdown-response
[ dupd wait-for-fd (shutdown) ] [ drop ] if* ;
M: ssl-handle shutdown
dup connected>> [
f >>connected [ (shutdown) ] with-timeout
] [ drop ] if ;
M: unix non-ssl-socket? ( obj -- ? ) fd? ;