wkz

wkz@wkz-box:~/code/github/wkz/dtl/src$ make all && ./ply -dD ~/tmp/test.ply
  CC     compile.o
  LINK   ply
DEBUG annotate_script: static inference done: 0
DEBUG annotate_script: dynamic inference done: 0
DEBUG annotate_script: location assigment done: 0
ast:
   <script> (type:script/none size:0x0 loc:nowhere)
      kprobe:netif_rx (type:probe/none size:0x0 loc:nowhere)
         = (type:assign/none size:0x0 loc:reg/0)

wkz

stdio.h
--
#include <stdio.h>

#define printf(_fmt) printf("LOCAL: " _fmt)


inc1.c
--
#include "stdio.h"

wkz

$s:
       0
	[   0,    1]	       7 ▏
	[   2,    4)	       8 ▏
	[   4,    8)	       0 
	[   8,   16)	     682 ██████████▉
	[  16,   32)	     120 █▉
	[  32,   64)	       0 
	[  64,  128)	       0 
	[ 128,  256)	       0 

wkz

# http://web.mit.edu/devavrat/www/tcam.pdf

import random
import time

class Row(object):
    valid = False
    ip = None
    prefix = None

wkz

#include <arpa/inet.h>
#include <assert.h>
#include <errno.h>
#include <ev.h>
#include <linux/udp.h>
#include <netinet/in.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/queue.h>

wkz

	/* { 
	 * 	@t[0] = time();
	 * 	@reads[pid()] = quantize(arg2)
	 * }
	 */
	prog->ast =
		node_expr("",
			  node_expr("=",
				    node_expr("[]",
					      node_ident("@t"),

wkz

#include <stdarg.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#include "printxf.h"

struct printxf printxf_default;

wkz

Moxa's ethernet switches come with a USB console that is not recognized by the Linux kernel. Moxa have drivers available for download on their website, but only for Windows.

The device shows up in lsusb as:

Bus X Device Y: ID 110a:3001 Moxa Technologies Co., Ltd. 

wkz

#/!bin/sh
# usage: sniff.sh <interface> [<interface>...]

# create a dummy to mirror all traffic to
ip link add dev sniffer type dummy
ip link set dev sniffer up

# intermediate dummy, needed because AF_PACKET-sockets gets the packet
# as seen before any tc-actions have been applied to it.
ip link add dev untag type dummy

wkz

#!/bin/sh

describe()
{
    {
	pfunct -f "$1"
	echo
	pfunct -f "$1" --no_parm_names | awk '
    	   {
		gsub("[a-zA-Z0-9_]+\\(","");