878 lines
21 KiB
Scheme
878 lines
21 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) 1998-2001 by Eric Marsden.
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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 smtp-send-mail
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smtp-expand smtp-verify smtp-help
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smtp-transactions
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smtp-transactions/no-close
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smtp-connect
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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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(define-interface rfc822-interface
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(export read-rfc822-headers
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read-rfc822-headers-with-line-breaks
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read-rfc822-field
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read-rfc822-field-with-line-breaks
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rfc822-time->string))
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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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split-uri
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uri-path->uri
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simplify-uri-path))
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(define-interface url-interface
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(export server?
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make-server
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server-user
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server-password
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server-host
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server-port
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parse-server
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server->string
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http-url?
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make-http-url
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http-url-server
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http-url-path
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http-url-search
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http-url-fragment-identifier
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parse-http-url
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parse-http-url-string
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http-url->string))
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(define-interface ftp-library-interface
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(export copy-port->port-binary
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copy-port->port-ascii
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copy-ascii-port->port
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parse-port-arg))
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(define-interface ftp-interface
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(export ftp-connect
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(ftp-type :syntax)
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ftp-set-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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copy-port->port-binary
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copy-port->port-ascii
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copy-ascii-port->port))
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(define-interface netrc-interface
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(export netrc-machine-entry
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netrc-entry?
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netrc-entry-machine
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netrc-entry-login
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netrc-entry-password
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netrc-entry-account
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netrc-macro-definitions))
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(define-interface pop3-interface
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(export pop3-connect
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pop3-stat
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pop3-retrieve-message
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pop3-retrieve-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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pop3-error?))
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(define-interface rfc868-interface
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(export rfc868-time/tcp rfc868-time/udp))
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(define-interface rfc867-interface
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(export rfc867-daytime/tcp rfc867-daytime/udp))
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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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pretty-print-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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dns-check-nameservers ; checks for working nameservers
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socket-address->fqdn
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host-fqdn
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system-fqdn
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dns-get-information
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(network-protocol :syntax)
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network-protocol?
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dns-lookup
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dns-message? dns-message-query dns-message-reply dns-message-cache?
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dns-message-protocol dns-message-tried-nameservers
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pretty-print-dns-message
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message? message-header message-questions message-answers
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message-nameservers message-additionals message-source
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make-query-message make-simple-query-message
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header? header-flags header-question-count header-answer-count
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header-nameserver-count header-additional-count
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flags? flags-query-type flags-opcode flags-authoritative?
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flags-truncated? flags-recursion-desired? flags-recursion-available?
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flags-zero flags-response-code
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question? question-name question-type question-class
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(message-class :syntax)
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message-class? message-class-name message-class-number
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(message-type :syntax)
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message-type? message-type-name message-type-number
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resource-record?
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resource-record-name resource-record-type
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resource-record-class resource-record-ttl
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resource-record-data
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resource-record-data-a? resource-record-data-a-ip
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resource-record-data-ns? resource-record-data-ns-name
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resource-record-data-cname? resource-record-data-cname-name
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resource-record-data-mx? resource-record-data-mx-preference
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resource-record-data-mx-exchanger resource-record-data-ptr?
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resource-record-data-ptr-name
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resource-record-data-soa?
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resource-record-data-soa-mname
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resource-record-data-soa-rname
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resource-record-data-soa-serial
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resource-record-data-soa-refresh
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resource-record-data-soa-retry
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resource-record-data-soa-expire
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resource-record-data-soa-minimum
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cache? cache-answer cache-ttl cache-time
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resolv.conf-parse-error?
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resolv.conf parse-resolv.conf!
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domains-for-search))
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(define-interface ips-interface
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(export address32->ip-string
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ip-string->address32
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ip-string->in-addr.arpa-string
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octet-ip->address32 ;for dns.scm
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ip-string?))
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(define-interface cgi-scripts-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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copy-inport->outport
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dotdot-check
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with-lock
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get-header))
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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 with-port with-anonymous-home with-banner with-log-port with-dns-lookup?
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make-ftpd-options
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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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(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-fqdn
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with-reported-port
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with-request-handler
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with-server-admin
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with-simultaneous-requests
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with-log-file
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with-syslog?
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with-resolve-ips?
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with-post-bind-thunk))
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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-fqdn
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httpd-options-reported-port
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httpd-options-request-handler
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httpd-options-server-admin
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httpd-options-simultaneous-requests
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httpd-options-log-file
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httpd-options-syslog?
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httpd-options-resolve-ips?
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httpd-options-post-bind-thunk))
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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-errors-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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logging
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make-logging))
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(define-interface httpd-requests-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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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-nph-response nph-response?
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nph-response-body
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make-input-response input-response?
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input-response-body-maker
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make-writer-body writer-body?
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make-reader-writer-body reader-writer-body?
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make-redirect-body redirect-body? redirect-body-location
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display-http-body
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status-code?
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status-code-number
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status-code-message
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(status-code :syntax)
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name->status-code
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number->status-code
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make-error-response
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make-redirect-response))
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(define-interface httpd-basic-handlers-interface
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(export make-predicate-handler
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make-path-predicate-handler
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make-host-name-handler
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make-path-prefix-handler
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alist-path-dispatcher
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null-request-handler))
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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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rooted-file-handler
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rooted-file-or-directory-handler
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make-file-directory-options
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with-file-name->content-type
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with-file-name->content-encoding
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with-file-name->icon-url
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with-blank-icon-url
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with-back-icon-url
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with-unknown-icon-url))
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(define-interface httpd-seval-handlers-interface
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(export seval-handler))
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(define-interface httpd-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 httpd-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 httpd-cgi-handlers-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 "2.1")))
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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 scheme-with-scsh
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let-opt
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(subset srfi-13 (string-index string-map))
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receiving
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uri)
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(files (lib parse-forms)))
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(define-structure htmlout htmlout-interface
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(open scheme-with-scsh
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(subset srfi-13 (string-fold))
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formats
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ascii
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receiving)
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(files (lib htmlout)))
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(define-structure smtp smtp-interface
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(open scheme-with-scsh
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signals conditions
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define-record-types
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(subset srfi-1 (filter-map))
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(subset srfi-13 (string-tokenize string-join))
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crlf-io ; read-crlf-line write-crlf
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receiving ; values receive
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dns ; SYSTEM-FQDN
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let-opt
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(subset rfc822 (rfc822-time->string)))
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(files (lib smtp)))
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(define-structure rfc822 rfc822-interface
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(open scheme-with-scsh
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receiving
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(subset srfi-13 (string-map string-index string-concatenate))
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let-opt
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crlf-io
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ascii)
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(files (lib rfc822)))
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(define-structure uri uri-interface
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(open scheme-with-scsh
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(subset srfi-13 (string-index string-index-right string-fold string-join))
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let-opt
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receiving
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ascii
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bitwise
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field-reader-package)
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(files (lib uri)))
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(define-structure url url-interface
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(open scheme-with-scsh
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define-record-types
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receiving
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(subset srfi-13 (string-index))
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uri
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httpd-errors)
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(files (lib url)))
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(define-structure ftp-library ftp-library-interface
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(open scheme-with-scsh
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(subset signals (call-error))
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(subset srfi-1 (any))
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crlf-io)
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(files (lib ftp-library)))
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(define-structure ftp ftp-interface
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(open scheme-with-scsh
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netrc
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define-record-types
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finite-types
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receiving
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handle
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conditions
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signals
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(subset srfi-13 (string-join string-prefix?))
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let-opt
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sunet-utilities
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format-net
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crlf-io
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ftp-library)
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(files (lib ftp)))
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(define-structure netrc netrc-interface
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(open scheme-with-scsh
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define-record-types
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srfi-14)
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(files (lib netrc)))
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(define-structure pop3 pop3-interface
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(open scheme-with-scsh
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netrc rfc822
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define-record-types
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handle
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conditions handle-fatal-error
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signals
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(subset srfi-13 (string-index string-prefix? string-join))
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let-opt
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crlf-io)
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(files (lib pop3)))
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(define-structures ((rfc867 rfc867-interface)
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(rfc868 rfc868-interface))
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(open scheme-with-scsh
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handle-fatal-error)
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(files (lib nettime)))
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(define-structure dns dns-interface
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(open scheme-with-scsh
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(subset srfi-1 (filter reverse! delete lset-difference lset-union))
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tables
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ascii
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formats
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signals
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finite-types
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define-record-types
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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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ips)
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(files (lib dns)))
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(define-structure ips ips-interface
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(open scheme-with-scsh
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formats)
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(files (lib ip)))
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(define-structure cgi-scripts cgi-scripts-interface
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(open scheme-with-scsh
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parse-html-forms)
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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
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(open scheme-with-scsh
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ascii ; ascii->char
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receiving ; MV return (RECEIVE and VALUES)
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let-opt ; let-optionals
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threads ; sleep
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)
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(files (lib crlf-io)))
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(define-structure ls ls-interface
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(open scheme-with-scsh
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handle
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(subset srfi-1 (filter))
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bitwise
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fluids
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crlf-io)
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|
(files (lib ls)))
|
|
|
|
(define-structure format-net format-net-interface
|
|
(open scheme-with-scsh
|
|
let-opt)
|
|
(files (lib format-net)))
|
|
|
|
(define-structure sunet-utilities sunet-utilities-interface
|
|
(open scheme-with-scsh
|
|
format-net
|
|
sigevents
|
|
(subset srfi-13 (string-join))
|
|
dns
|
|
let-opt ; :optional
|
|
locks
|
|
handle-fatal-error)
|
|
(files (lib sunet-utilities)))
|
|
|
|
(define-structure handle-fatal-error handle-fatal-error-interface
|
|
(open scheme conditions handle)
|
|
(files (lib handle-fatal-error)))
|
|
|
|
;; FTP server
|
|
|
|
(define-structure ftpd ftpd-interface
|
|
(open scheme-with-scsh
|
|
conditions handle signals
|
|
define-record-types
|
|
handle-fatal-error
|
|
threads threads-internal ; last one to get CURRENT-THREAD
|
|
fluids thread-fluids
|
|
locks
|
|
(subset srfi-13 (string-map string-trim-both string-index))
|
|
(subset srfi-1 (partition))
|
|
crlf-io
|
|
ls
|
|
ftp-library
|
|
dns
|
|
sunet-version
|
|
sunet-utilities
|
|
receiving
|
|
format-net)
|
|
(files (ftpd ftpd)))
|
|
|
|
;; Web server
|
|
|
|
(define-structure httpd-core httpd-core-interface
|
|
(open scheme-with-scsh
|
|
thread-fluids ; fork-thread
|
|
receiving
|
|
crlf-io ; write-crlf, read-crlf-line
|
|
rfc822
|
|
handle ; ignore-errors
|
|
conditions ; condition-stuff
|
|
uri
|
|
url
|
|
format-net
|
|
rate-limit ; rate-limiting stuff
|
|
(subset srfi-13 (string-index))
|
|
dns ; dns-lookup-ip
|
|
sunet-utilities ; socket-address->string
|
|
locks ; make-lock et al.
|
|
fluids ; let-fluid
|
|
enumerated ; enum
|
|
architecture ; os-error
|
|
|
|
handle-fatal-error
|
|
httpd-read-options
|
|
httpd-errors
|
|
httpd-logging
|
|
httpd-requests
|
|
httpd-responses
|
|
|
|
sunet-version
|
|
)
|
|
(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 (compound-interface httpd-core-interface
|
|
httpd-make-options-interface)
|
|
(open httpd-core
|
|
httpd-make-options))
|
|
|
|
(define-structure httpd-access-control httpd-access-control-interface
|
|
(open scheme-with-scsh
|
|
(subset srfi-1 (any every))
|
|
httpd-responses
|
|
httpd-requests
|
|
httpd-errors
|
|
(subset srfi-13 (string-map))
|
|
)
|
|
(files (httpd access-control)))
|
|
|
|
(define-structure httpd-errors httpd-errors-interface
|
|
(open conditions signals handle scheme)
|
|
(files (httpd error)))
|
|
|
|
(define-structure httpd-logging httpd-logging-interface
|
|
(open scheme-with-scsh
|
|
httpd-read-options
|
|
i/o ; make-null-output-port
|
|
locks
|
|
receiving
|
|
uri ; uri-path->uri
|
|
url ; http-url-path
|
|
httpd-requests ; request record
|
|
httpd-responses
|
|
formats
|
|
format-net ; format-internet-host-address
|
|
(subset srfi-13 (string-join string-trim))
|
|
rfc822 ; get-header
|
|
sunet-utilities ; on-interrupt
|
|
threads ; spawn
|
|
dns ; dns-lookup-ip
|
|
define-record-types
|
|
thread-fluids ; make-preserved-fluid et al.
|
|
handle-fatal-error
|
|
)
|
|
(files (httpd logging)))
|
|
|
|
(define-structure httpd-requests httpd-requests-interface
|
|
(open scheme
|
|
define-record-types)
|
|
(files (httpd request)))
|
|
|
|
(define-structure httpd-responses httpd-responses-interface
|
|
(open scheme
|
|
(subset scsh (format-date write-string time date))
|
|
syslog
|
|
define-record-types
|
|
finite-types
|
|
formats
|
|
(subset signals (call-error))
|
|
httpd-requests
|
|
httpd-read-options)
|
|
(files (httpd response)))
|
|
|
|
(define-structure httpd-basic-handlers httpd-basic-handlers-interface
|
|
(open scheme-with-scsh
|
|
rfc822
|
|
httpd-requests ; REQUEST record type, v0.9-request
|
|
(subset srfi-1 (fold-right))
|
|
(subset srfi-13 (string-trim string-prefix-ci?))
|
|
httpd-responses
|
|
httpd-errors
|
|
)
|
|
(files (httpd handlers)))
|
|
|
|
(define-structure httpd-file-directory-handlers httpd-file-directory-handlers-interface
|
|
(open scheme-with-scsh
|
|
define-record-types
|
|
httpd-core
|
|
httpd-requests
|
|
httpd-responses
|
|
httpd-errors
|
|
httpd-basic-handlers
|
|
httpd-read-options
|
|
url
|
|
htmlout
|
|
crlf-io
|
|
(subset srfi-13 (string-join))
|
|
(subset rfc822 (rfc822-time->string))
|
|
sunet-utilities ; dotdot-check, copy-inport->outport
|
|
conditions
|
|
let-opt
|
|
handle-fatal-error
|
|
)
|
|
(files (httpd file-dir-handler)))
|
|
|
|
(define-structure httpd-seval-handlers httpd-seval-handlers-interface
|
|
(open scheme-with-scsh ; syscalls & INDEX
|
|
httpd-errors
|
|
httpd-requests ; v0.9-request
|
|
httpd-responses
|
|
httpd-logging ; http-log
|
|
uri ; UNESCAPE-URI
|
|
htmlout ; Formatted HTML output
|
|
pp
|
|
(subset srfi-13 (string-skip))
|
|
rfc822
|
|
toothless-eval ; EVAL-SAFELY
|
|
handle ; IGNORE-ERROR
|
|
parse-html-forms ; PARSE-HTML-FORM-QUERY
|
|
threads ; SLEEP
|
|
sunet-utilities ; GET-HEADER
|
|
)
|
|
(files (httpd seval)))
|
|
|
|
(define-structure httpd-info-gateway httpd-info-gateway-interface
|
|
(open scheme-with-scsh
|
|
(subset srfi-1 (find))
|
|
(subset srfi-13 (string-map string-skip string-index))
|
|
conditions signals handle
|
|
htmlout
|
|
httpd-requests
|
|
httpd-responses
|
|
httpd-errors
|
|
url
|
|
uri
|
|
handle-fatal-error)
|
|
(files (httpd info-gateway)))
|
|
|
|
(define-structure httpd-rman-gateway httpd-rman-gateway-interface
|
|
(open scheme-with-scsh
|
|
httpd-responses
|
|
httpd-requests
|
|
httpd-errors
|
|
conditions
|
|
url
|
|
uri
|
|
htmlout
|
|
httpd-basic-handlers
|
|
handle-fatal-error
|
|
let-opt
|
|
sunet-utilities
|
|
(subset srfi-13 (string-join))
|
|
)
|
|
(files (httpd rman-gateway)))
|
|
|
|
(define-structure httpd-cgi-handlers httpd-cgi-handlers-interface
|
|
(open scheme-with-scsh
|
|
(subset srfi-1 (alist-delete))
|
|
(subset srfi-13 (string-prefix? string-index string-trim substring/shared))
|
|
rfc822
|
|
crlf-io ; WRITE-CRLF
|
|
uri
|
|
url ; HTTP-URL record type
|
|
httpd-logging
|
|
httpd-requests
|
|
httpd-responses
|
|
httpd-basic-handlers ; HTTP-HOMEDIR, SERVE-ROOTED-FILE-PATH
|
|
httpd-errors ; HTTP-ERROR
|
|
httpd-file-directory-handlers ; dot-dot-check, copy-inport->outport
|
|
sunet-version
|
|
formats
|
|
format-net
|
|
sunet-utilities ; host-name-or-empty, get-header
|
|
let-opt ; let-optionals
|
|
handle-fatal-error
|
|
)
|
|
(files (httpd cgi-server)))
|
|
|
|
(define-structure loser (export loser)
|
|
(open scheme signals)
|
|
(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 scheme
|
|
package-commands-internal ; config-package, get-reflective-tower
|
|
packages ; structure-package, make-simple-package
|
|
environments ; environment-ref
|
|
handle ; ignore-errors
|
|
)
|
|
(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)))))))
|