syjcnss

#define _GNU_SOURCE
#include <stdio.h>
#include <unistd.h>
#include <string.h>
/*
author: swing @ bestswngs@gmail.com

swpwn-pd@ubuntu:~/glibc-2.31$ uname -a
Linux ubuntu 5.8.0-41-generic #46~20.04.1-Ubuntu SMP Mon Jan 18 17:52:23 UTC 2021 x86_64 x86_64 x86_64 GNU/Linux
swpwn-pd@ubuntu:~/glibc-2.31$ cat /etc/issue

syjcnss

#include <stdio.h>

void DumpHex(const void* data, size_t size) {
	char ascii[17];
	size_t i, j;
	ascii[16] = '\0';
	for (i = 0; i < size; ++i) {
		printf("%02X ", ((unsigned char*)data)[i]);
		if (((unsigned char*)data)[i] >= ' ' && ((unsigned char*)data)[i] <= '~') {
			ascii[i % 16] = ((unsigned char*)data)[i];