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#! /usr/bin/env racket
#lang racket/base
(require racket/cmdline
racket/tcp
racket/pretty
"ebus/layer2.rkt"
"ebus/layer7.rkt")
;(define verbose? (make-parameter #f))
(define connect-host? (make-parameter null))
(define connect-port? (make-parameter null))
(define layer7? (make-parameter #f))
(define greeting
(command-line
#:once-each
[("-a" "--layer7")
"Parse Layer7" (layer7? #t)]
[("-c" "--connect")
host port
"Connect to server <host> <port>"
(connect-host? host)
(connect-port? (string->number port))
]))
;; Connect, replacing input with tcp connection
(if (or (null? (connect-host?)) (null? (connect-port?)))
(display "Using stdin\n")
(let-values ([(cin cout) (tcp-connect (connect-host?) (connect-port?))])
(display (format "Connected to ~s ~s ~n" (connect-host?) (connect-port?)))
(current-input-port cin)))
(define (read-ebus-loop2 input-port)
(let ([paket (layer2-read-ebus (current-input-port))])
(pretty-print paket)
(cond ((not (eof-object? paket)) (read-ebus-loop2 input-port)))))
(define (read-ebus-loop7 input-port)
(let ([fields (layer7-read-ebus (current-input-port))])
(if (not (void? fields))
(pretty-print fields)
(display ""))
(cond ((not (eof-object? fields)) (read-ebus-loop7 input-port)))))
(if (layer7?)
(let ()
(display "Layer 7\n")
(read-ebus-loop7 (current-input-port)))
(let ()
(display "Layer 2\n")
(read-ebus-loop2 (current-input-port))))
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