897 lines
20 KiB
Scheme
897 lines
20 KiB
Scheme
;; Scheme 48 package definitions for the
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;; Scheme Untergrund Networking Suite
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;;; This file is part of the Scheme Untergrund Networking package.
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;;; Copyright (c) 1994 by Brian D. Carlstrom and Olin Shivers.
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;;; Copyright (c) 1996-2002 by Mike Sperber.
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;;; Copyright (c) 2000-2002 by Martin Gasbichler.
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;;; Copyright (c) 2002 by Andreas Bernauer.
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;;; For copyright information, see the file COPYING which comes with
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;;; the distribution.
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;; Interfaces
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;; Net protocols and formats
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(define-interface parse-html-forms-interface
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(export parse-html-form-query unescape-uri+))
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(define-interface htmlout-interface
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(export emit-tag
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emit-close-tag
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emit-p
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emit-title
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emit-header ; And so forth...
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with-tag
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with-tag*
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escape-html
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emit-text))
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(define-interface smtp-interface
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(export sendmail %sendmail
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expn vrfy mail-help
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smtp-transactions
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smtp-transactions/no-close
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smtp/open smtp/helo smtp/mail smtp/rcpt smtp/data
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smtp/send smtp/soml smtp/saml smtp/rset smtp/expn
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smtp/help smtp/noop smtp/quit smtp/turn
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handle-smtp-reply
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read-smtp-reply
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parse-smtp-reply
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smtp-stuff))
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(define-interface smtp-internals-interface
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(export read-crlf-line ; These two should be in an
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write-crlf ; auxiliary module.
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smtp-query
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nullary-smtp-command
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unary-smtp-command))
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(define-interface rfc822-interface
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(export read-rfc822-headers
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read-rfc822-field
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%read-rfc822-headers
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%read-rfc822-field
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rejoin-header-lines
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get-header-all
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get-header-lines
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get-header
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))
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(define-interface uri-interface
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(export parse-uri
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uri-escaped-chars
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unescape-uri
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escape-uri
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resolve-uri
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split-uri-path
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uri-path-list->path
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simplify-uri-path))
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(define-interface url-interface
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(export userhost? ; USERHOST
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make-userhost ; record struct
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userhost:user
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userhost:password
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userhost:host
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userhost:port
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set-userhost:user
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set-userhost:password
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set-userhost:host
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set-userhost:port
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parse-userhost ; parse &
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userhost->string ; unparse.
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http-url? ; HTTP-URL
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make-http-url ; record struct
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http-url:userhost
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http-url:path
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http-url:search
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http-url:frag-id
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set-http-url:userhost
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set-http-url:path
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set-http-url:search
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set-http-url:frag-id
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parse-http-url ; parse &
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http-url->string))
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(define-interface ftp-interface
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(export ftp-connect
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ftp-login
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ftp-type
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ftp-rename
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ftp-delete
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ftp-cd
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ftp-cdup
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ftp-pwd
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ftp-rmdir
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ftp-mkdir
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ftp-modification-time
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ftp-size
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ftp-abort
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ftp-quit
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ftp-ls
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ftp-dir
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ftp-get
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ftp-put
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ftp-append
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ftp-quot
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ftp-error?))
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(define-interface ftp-obsolete-interface
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(export ftp:connect
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ftp:login
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ftp:type
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ftp:rename
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ftp:delete
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ftp:cd
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ftp:cdup
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ftp:pwd
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ftp:rmdir
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ftp:mkdir
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ftp:modification-time
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ftp:size
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ftp:abort
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ftp:quit
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ftp:ls
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ftp:dir
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ftp:get
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ftp:put
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ftp:append
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ftp:quot))
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(define-interface netrc-interface
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(export user-mail-address
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netrc:lookup
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netrc:lookup-password
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netrc:lookup-login
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netrc:parse
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netrc:try-parse
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netrc-refuse?))
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(define-interface pop3-interface
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(export pop3-connect
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pop3-login
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pop3-stat
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pop3-get
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pop3-headers
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pop3-last
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pop3-delete
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pop3-reset
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pop3-quit))
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(define-interface pop3-obsolete-interface
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(export pop3:connect
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pop3:login
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pop3:stat
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pop3:get
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pop3:headers
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pop3:last
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pop3:delete
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pop3:reset
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pop3:quit))
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(define-interface nettime-interface
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(export net-time
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net-daytime))
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(define-interface nettime-obsolete-interface
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(export net:time
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net:daytime))
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(define-interface dns-interface
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(export dns-clear-cache ; clears the cache
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dns-lookup ; complex lookup function
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dns-lookup-name ; simple lookup function
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dns-inverse-lookup ; obsolete, use dns-lookup-ip
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dns-lookup-ip ; simple lookup function
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dns-lookup-nameserver ; simple lookup function
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dns-lookup-mail-exchanger ; simple lookpu function
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show-dns-message ; prints a human readable dns-msg
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force-ip ; reruns a lookup until a ip is resolved
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force-ip-list ; reruns a lookup until a list of ips is resolved
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address32->ip-string ; converts a address32 in an ip-string
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ip-string->address32 ; converts a ip-string in an address32
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dns-find-nameserver ; returns a nameserver
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dns-find-nameserver-list)) ; returns a list of nameservers
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(define-interface cgi-script-interface
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(export cgi-form-query))
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;; Utility libraries
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(define-interface rate-limit-interface
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(export make-rate-limiter
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rate-limit-block
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rate-limit-open
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rate-limit-close
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rate-limiter-current-requests))
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(define-interface crlf-io-interface
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(export read-crlf-line
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read-crlf-line-timeout
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write-crlf))
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(define-interface ls-interface
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(export ls-crlf?
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ls
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arguments->ls-flags))
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(define-interface format-net-interface
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(export format-internet-host-address
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format-port))
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(define-interface sunet-utilities-interface
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(export host-name-or-ip
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on-interrupt
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socket-address->string
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dump
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system-fqdn
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copy-inport->outport
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dotdot-check))
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(define-interface handle-fatal-error-interface
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(export with-fatal-error-handler*
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(with-fatal-error-handler :syntax)))
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;; FTP server
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(define-interface ftpd-interface
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(export ftpd
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ftpd-inetd))
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;; Web server
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(define-interface httpd-core-interface
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(export httpd
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make-http-error-response
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time->http-date-string))
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(define-interface httpd-make-options-interface
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(export make-httpd-options
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with-port
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with-root-directory
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with-icon-name
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with-fqdn
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with-reported-port
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with-path-handler
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with-server-admin
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with-simultaneous-requests
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with-logfile
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with-syslog?
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with-resolve-ips?))
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(define-interface httpd-read-options-interface
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(export httpd-options-port
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httpd-options-root-directory
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httpd-options-icon-name
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httpd-options-fqdn
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httpd-options-reported-port
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httpd-options-path-handler
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httpd-options-server-admin
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httpd-options-simultaneous-requests
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httpd-options-logfile
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httpd-options-syslog?
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httpd-options-resolve-ips?))
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(define-interface httpd-access-control-interface
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(export access-denier
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access-allower
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access-controller
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access-controlled-handler))
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(define-interface httpd-error-interface
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(export http-error?
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http-error
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fatal-syntax-error?
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fatal-syntax-error))
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(define-interface httpd-logging-interface
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(export init-http-log!
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*http-syslog?*
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http-syslog
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http-log))
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(define-interface httpd-request-interface
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(export make-request ; HTTP request
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request? ; record type.
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request:method
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request:uri
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request:url
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request:version
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request:headers
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request:socket
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set-request:method
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set-request:uri
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set-request:url
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set-request:version
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set-request:headers
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set-request:socket
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version< version<=
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v0.9-request?
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version->string))
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(define-interface httpd-responses-interface
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(export make-response response?
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response-code
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response-message
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response-seconds
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response-mime
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response-extras
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response-body
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make-writer-body writer-body?
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display-http-body
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;; Integer reply codes
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status-code->text
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http-status/ok
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http-status/created
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http-status/accepted
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http-status/prov-info
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http-status/no-content
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http-status/mult-choice
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http-status/moved-perm
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http-status/moved-temp
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http-status/method
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http-status/not-mod
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http-status/bad-request
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http-status/unauthorized
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http-status/payment-req
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http-status/forbidden
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http-status/not-found
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http-status/method-not-allowed
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http-status/none-acceptable
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http-status/proxy-auth-required
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http-status/timeout
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http-status/conflict
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http-status/gone
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http-status/internal-error
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http-status/not-implemented
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http-status/bad-gateway
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http-status/service-unavailable
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http-status/gateway-timeout))
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(define-interface httpd-basic-handlers-interface
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(export make-request-handler
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make-path-handler
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make-hostname-handler
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make-path-prefix-handler
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alist-path-dispatcher))
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(define-interface httpd-file-directory-handlers-interface
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(export home-dir-handler
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tilde-home-dir-handler
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tilde-home-dir-handler-predicate
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rooted-file-handler
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rooted-file-or-directory-handler
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null-path-handler))
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(define-interface seval-handler-interface
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(export seval-handler))
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(define-interface info-gateway-interface
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(export info-handler
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find-info-file
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info-gateway-error))
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(define-interface rman-gateway-interface
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(export rman-handler
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man
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parse-man-entry
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cat-man-page
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find-man-file
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file->man-directory
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cat-n-decode
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nroff-n-decode))
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(define-interface cgi-server-interface
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(export cgi-default-bin-path
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cgi-handler))
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(define-interface loser-interface (export loser))
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(define-interface toothless-interface (interface-of scheme))
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(define-interface toothless-eval-interface (export eval-safely))
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;; Structures
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(define-structure sunet-version (export sunet-version-identifier)
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(open scheme)
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(begin
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(define sunet-version-identifier 2.0)))
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;; Net protocols and formats
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(define-structure parse-html-forms parse-html-forms-interface
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(open scsh
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scsh-utilities
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let-opt
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srfi-13
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receiving
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uri
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scheme)
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(files (lib parse-forms)))
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(define-structure htmlout htmlout-interface
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(open scsh scsh-utilities srfi-13 formats ascii receiving scheme)
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(files (lib htmlout)))
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(define-structures
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((smtp smtp-interface)
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(smtp-internals smtp-internals-interface))
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(open scsh ; write-string read-string/partial force-output
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; system-name user-login-name and sockets
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crlf-io ; read-crlf-line write-crlf
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receiving ; values receive
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let-opt ; let-optionals
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error-package ; error
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scheme)
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(files (lib smtp)))
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(define-structure rfc822 rfc822-interface
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(open receiving ; MV return (RECEIVE and VALUES)
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scsh-utilities ; index
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srfi-13
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let-opt ; let-optionals
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crlf-io ; read-crlf-line
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ascii ; ascii->char
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error-package ; error
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scsh ; string-join
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scheme)
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(files (lib rfc822)))
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(define-structure uri uri-interface
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(open scsh-utilities
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srfi-13
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let-opt
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receiving
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ascii
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srfi-14
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bitwise
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field-reader-package
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scheme)
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(files (lib uri)))
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(define-structure url url-interface
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(open defrec-package
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receiving
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srfi-13
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srfi-14
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uri
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scsh-utilities
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httpd-error
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scheme)
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(files (lib url)))
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(define-structure ftp ftp-interface
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(open netrc
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scsh
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defrec-package
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receiving
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handle
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conditions
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signals
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error-package
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srfi-13
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let-opt
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sunet-utilities
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crlf-io
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scheme)
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(files (lib ftp)))
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(define-structure ftp-obsolete ftp-obsolete-interface
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(open scsh
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scheme
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ftp)
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(begin
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(define ftp:connect ftp-connect)
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(define ftp:login ftp-login)
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(define ftp:type ftp-type)
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(define ftp:rename ftp-rename)
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(define ftp:delete ftp-delete)
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(define ftp:cd ftp-cd)
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(define ftp:cdup ftp-cdup)
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(define ftp:pwd ftp-pwd)
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(define ftp:rmdir ftp-rmdir)
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(define ftp:mkdir ftp-mkdir)
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(define ftp:modification-time ftp-modification-time)
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(define ftp:size ftp-size)
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(define ftp:abort ftp-abort)
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(define ftp:quit ftp-quit)
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(define ftp:ls ftp-ls)
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(define ftp:dir ftp-dir)
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(define ftp:get ftp-get)
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(define ftp:put ftp-put)
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(define ftp:append ftp-append)
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(define ftp:quot ftp-quot)))
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(define-structure netrc netrc-interface
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(open defrec-package
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records
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scsh
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error-package
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srfi-13
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conditions signals handle
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sunet-utilities
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let-opt
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scheme)
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(files (lib netrc)))
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(define-structure pop3 pop3-interface
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(open netrc
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scsh
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defrec-package
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handle
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conditions
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signals
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srfi-13
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let-opt
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crlf-io
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scheme)
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(files (lib pop3)))
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(define-structure pop3-obsolete pop3-obsolete-interface
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(open scsh
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scheme
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pop3)
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(begin
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(define pop3:connect pop3-connect)
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(define pop3:login pop3-login)
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(define pop3:stat pop3-stat)
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(define pop3:get pop3-get)
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(define pop3:headers pop3-headers)
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(define pop3:last pop3-last)
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(define pop3:delete pop3-delete)
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(define pop3:reset pop3-reset)
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(define pop3:quit pop3-quit)))
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(define-structure nettime nettime-interface
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(open scsh
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scheme)
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(files (lib nettime)))
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(define-structure nettime-obsolete nettime-obsolete-interface
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(open scsh
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scheme
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nettime)
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(begin
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(define net:time net-time)
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(define net:daytime net-daytime)))
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(define-structure dns dns-interface
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(open scheme
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scsh
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big-util
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tables
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ascii
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formats
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signals
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defrec-package
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random
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queues
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conditions
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handle
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sort
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threads
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locks)
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(files (lib dns)))
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(define-structure cgi-script cgi-script-interface
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(open scsh
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error-package
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parse-html-forms
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scheme)
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(files (lib cgi-script)))
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;; Utility libraries
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(define-structure rate-limit rate-limit-interface
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(open scheme
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define-record-types
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locks
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signals)
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(files (lib rate-limit)))
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(define-structure crlf-io crlf-io-interface
|
|
(open ascii ; ascii->char
|
|
scsh ; read-line write-string force-output
|
|
receiving ; MV return (RECEIVE and VALUES)
|
|
let-opt ; let-optionals
|
|
threads ; sleep
|
|
scheme)
|
|
(files (lib crlf-io)))
|
|
|
|
(define-structure ls ls-interface
|
|
(open scheme handle
|
|
big-scheme bitwise
|
|
fluids
|
|
crlf-io
|
|
scsh)
|
|
(files (lib ls)))
|
|
|
|
(define-structure format-net format-net-interface
|
|
(open scsh
|
|
scheme
|
|
let-opt) ; :optional
|
|
(files (lib format-net)))
|
|
|
|
(define-structure sunet-utilities sunet-utilities-interface
|
|
(open scsh
|
|
scheme
|
|
format-net
|
|
sigevents
|
|
let-opt
|
|
srfi-13
|
|
dns
|
|
let-opt ; :optional
|
|
handle-fatal-error)
|
|
(files (lib sunet-utilities)))
|
|
|
|
(define-structure handle-fatal-error handle-fatal-error-interface
|
|
(open scheme conditions handle)
|
|
(files (httpd handle-fatal-error)))
|
|
|
|
;; FTP server
|
|
|
|
(define-structure ftpd ftpd-interface
|
|
(open scheme (modify scsh (hide char-set:whitespace))
|
|
conditions handle signals
|
|
structure-refs
|
|
handle-fatal-error
|
|
threads threads-internal ; last one to get CURRENT-THREAD
|
|
locks
|
|
thread-fluids ; fork-thread
|
|
fluids
|
|
srfi-14
|
|
srfi-13
|
|
big-util
|
|
defrec-package
|
|
crlf-io
|
|
ls
|
|
dns
|
|
sunet-utilities
|
|
let-opt
|
|
receiving ; RECEIVE
|
|
format-net) ; pretty print of internet-addresses
|
|
(access big-scheme)
|
|
(files (ftpd ftpd)))
|
|
|
|
;; Web server
|
|
|
|
(define-structure httpd-core httpd-core-interface
|
|
(open thread-fluids ; fork-thread
|
|
scsh
|
|
receiving ; receive
|
|
crlf-io ; write-crlf, read-crlf-line
|
|
rfc822 ; read-rfc822-headers
|
|
srfi-14 ; char-set-complement, char-set:whitespace
|
|
handle ; ignore-errors
|
|
conditions ; condition-stuff
|
|
uri
|
|
url
|
|
formats ; format
|
|
format-net ; format-internet-host-address
|
|
rate-limit ; rate-limiting stuff
|
|
srfi-13 ; STRING-INDEX
|
|
dns ; dns-lookup-ip
|
|
sunet-utilities ; socket-address->string
|
|
locks ; make-lock et al.
|
|
|
|
handle-fatal-error
|
|
httpd-read-options
|
|
httpd-error
|
|
httpd-logging
|
|
httpd-request
|
|
httpd-responses
|
|
|
|
sunet-version
|
|
scheme)
|
|
(files (httpd core)))
|
|
|
|
(define-structures ((httpd-make-options httpd-make-options-interface)
|
|
(httpd-read-options httpd-read-options-interface))
|
|
(open scheme
|
|
define-record-types)
|
|
(files (httpd options)))
|
|
|
|
(define-structure httpd-access-control httpd-access-control-interface
|
|
(open big-scheme
|
|
httpd-responses
|
|
httpd-request
|
|
httpd-error
|
|
srfi-13 ; STRING-MAP
|
|
scsh
|
|
scheme)
|
|
(files (httpd access-control)))
|
|
|
|
(define-structure httpd-error httpd-error-interface
|
|
(open conditions signals handle scheme)
|
|
(files (httpd error)))
|
|
|
|
(define-structure httpd-logging httpd-logging-interface
|
|
(open httpd-read-options
|
|
i/o ; make-null-output-port
|
|
locks ; make-lock obtain-lock release-lock
|
|
receiving ; receive
|
|
uri ; uri-path-list->path
|
|
url ; http-url:path
|
|
httpd-request ; request record
|
|
formats ; format
|
|
format-net ; format-internet-host-address
|
|
srfi-13 ; string-join, string-trim
|
|
rfc822 ; get-header
|
|
sunet-utilities ; on-interrupt
|
|
threads ; spawn
|
|
dns ; dns-lookup-ip
|
|
scsh
|
|
scheme)
|
|
(files (httpd logging)))
|
|
|
|
(define-structure httpd-request httpd-request-interface
|
|
(open define-record-types ;; define-record-discloser
|
|
defrec-package ;; define-record
|
|
scheme)
|
|
(files (httpd request)))
|
|
|
|
(define-structure httpd-responses httpd-responses-interface
|
|
(open scheme
|
|
srfi-9
|
|
defenum-package)
|
|
(files (httpd response)))
|
|
|
|
(define-structure httpd-basic-handlers httpd-basic-handlers-interface
|
|
(open scheme scsh
|
|
rfc822
|
|
httpd-request ; REQUEST record type, v0.9-request
|
|
srfi-1 ; FOLD-RIGHT
|
|
srfi-13 ; STRING-TRIM
|
|
)
|
|
(files (httpd handlers)))
|
|
|
|
(define-structure httpd-file-directory-handlers httpd-file-directory-handlers-interface
|
|
(open scheme scsh
|
|
httpd-core
|
|
httpd-request
|
|
httpd-responses
|
|
httpd-error
|
|
httpd-read-options
|
|
url
|
|
htmlout
|
|
crlf-io
|
|
srfi-13 ; STRING-JOIN
|
|
sunet-utilities ; dotdot-check, copy-inport->outport
|
|
conditions
|
|
handle-fatal-error
|
|
)
|
|
(files (httpd file-dir-handler)))
|
|
|
|
(define-structure seval-handler seval-handler-interface
|
|
(open scsh ; syscalls & INDEX
|
|
httpd-error
|
|
httpd-request ; v0.9-request
|
|
httpd-responses
|
|
httpd-logging ; http-log
|
|
uri ; UNESCAPE-URI
|
|
htmlout ; Formatted HTML output
|
|
error-package ; ERROR
|
|
pp ; Pretty-printer
|
|
srfi-13 ; STRING-SKIP
|
|
rfc822
|
|
toothless-eval ; EVAL-SAFELY
|
|
handle ; IGNORE-ERROR
|
|
parse-html-forms ; PARSE-HTML-FORM-QUERY
|
|
threads ; SLEEP
|
|
scheme)
|
|
(files (httpd seval)))
|
|
|
|
(define-structure info-gateway info-gateway-interface
|
|
(open big-scheme
|
|
srfi-13
|
|
conditions signals handle
|
|
htmlout
|
|
httpd-request
|
|
httpd-responses
|
|
httpd-error
|
|
url
|
|
uri
|
|
scsh
|
|
handle-fatal-error
|
|
scheme)
|
|
(files (httpd info-gateway)))
|
|
|
|
(define-structure rman-gateway rman-gateway-interface
|
|
(open httpd-responses
|
|
httpd-request
|
|
httpd-error
|
|
conditions
|
|
url
|
|
uri
|
|
htmlout
|
|
httpd-basic-handlers
|
|
handle-fatal-error
|
|
scsh
|
|
let-opt
|
|
srfi-13
|
|
scheme)
|
|
(files (httpd rman-gateway)))
|
|
|
|
(define-structure cgi-server cgi-server-interface
|
|
(open srfi-13
|
|
rfc822
|
|
crlf-io ; WRITE-CRLF
|
|
uri
|
|
url ; HTTP-URL record type
|
|
httpd-logging
|
|
httpd-request
|
|
httpd-responses
|
|
httpd-basic-handlers ; HTTP-HOMEDIR, SERVE-ROOTED-FILE-PATH
|
|
httpd-error ; HTTP-ERROR
|
|
httpd-file-directory-handlers ; dot-dot-check, copy-inport->outport
|
|
sunet-version
|
|
scsh-utilities ; INDEX
|
|
scsh ; syscalls
|
|
formats ; format
|
|
format-net ; FORMAT-INTERNET-HOST-ADDRESS
|
|
sunet-utilities ; host-name-or-empty
|
|
let-opt ; let-optionals
|
|
scheme)
|
|
(files (httpd cgi-server)))
|
|
|
|
(define-structure loser (export loser)
|
|
(open scheme error-package)
|
|
(begin (define (loser name)
|
|
(lambda x (error "Illegal call" name)))))
|
|
|
|
(define-structure toothless toothless-interface
|
|
(open scheme loser)
|
|
(begin
|
|
(define call-with-input-file (loser "call-with-input-file"))
|
|
(define call-with-output-file (loser "call-with-output-file"))
|
|
(define load (loser "load"))
|
|
(define open-input-file (loser "open-input-file"))
|
|
(define open-output-file (loser "open-output-file"))
|
|
(define transcript-on (loser "transcript-on"))
|
|
(define with-input-from-file (loser "with-input-from-file"))
|
|
(define with-input-to-file (loser "with-input-to-file"))
|
|
(define eval (loser "eval"))
|
|
(define interaction-environment (loser "interaction-environment"))
|
|
(define scheme-report-environment (loser "scheme-report-environment"))))
|
|
|
|
(define-structure toothless-eval toothless-eval-interface
|
|
(open evaluation ; eval
|
|
package-commands-internal ; config-package, get-reflective-tower
|
|
packages ; structure-package, make-simple-package
|
|
environments ; environment-ref
|
|
handle ; ignore-errors
|
|
scheme)
|
|
(access toothless) ; Force it to be loaded.
|
|
(begin
|
|
|
|
(define toothless-struct (environment-ref (config-package) 'toothless))
|
|
(define toothless-package (structure-package toothless-struct))
|
|
|
|
(define (new-safe-package)
|
|
(make-simple-package (list toothless-struct) #t
|
|
(get-reflective-tower toothless-package) ; ???
|
|
'safe-env))
|
|
|
|
(define (eval-safely exp)
|
|
(ignore-errors (lambda () (eval exp (new-safe-package)))))))
|