parser for paste.debian(lesbian).net - is master work in 16 tatktov

parser.c

#include <stdio.h>
#include <curl/curl.h>
#include <string.h>
#include <stdlib.h>
#include <limits.h>
#include <sys/types.h>
#include <sys/random.h>
#include <sys/time.h>
#include <time.h>
#include <assert.h>

static inline u_int urand(u_int min, u_int max)
{
	u_int random, range;
	ssize_t ret;

	if (min>max)
		return 1;
	range=(max>=min)?(max-min+1):
		(UINT_MAX-min+1);

	return ((ret=getrandom(&random, sizeof(u_int),GRND_NONBLOCK
		|GRND_RANDOM))==-1||(ret!=sizeof(u_int))?0:
		((min+(random%range))));
}

typedef struct __mem {
	char *buf;	/*	master buffer	*/
	size_t size,max;
} mem_t;

static inline size_t discard_output(void *ptr, size_t size, size_t nmemb, void *userdata)
{
	mem_t *m=(mem_t*)userdata;
	size_t tot=size*nmemb;

	if (m->size+tot>=m->max)
		tot=m->max-m->size-1;

	if (tot>0) {
		memcpy(m->buf+m->size,ptr,tot);
		m->size+=tot;
		m->buf[m->size]=0;
	}

	return size*nmemb;
}

static inline long check(const char *txt, char *buffer, size_t buflen)
{
	CURLcode res;
	CURL *curl;
	long code;
	mem_t m={.buf=buffer,.size=0,.max=buflen};
	
	if (buffer&&buflen>0)
		buffer[0]='\0';

	curl_global_init(CURL_GLOBAL_DEFAULT);
	curl=curl_easy_init();
	code=0;

	if (curl) {
		curl_easy_setopt(curl,CURLOPT_URL,txt);
		curl_easy_setopt(curl,CURLOPT_WRITEFUNCTION,discard_output);
		curl_easy_setopt(curl,CURLOPT_WRITEDATA,&m);
		curl_easy_setopt(curl,CURLOPT_TIMEOUT,1L);
		curl_easy_setopt(curl,CURLOPT_CONNECTTIMEOUT,1L);
		res=curl_easy_perform(curl);
		if (res==CURLE_OK)
			curl_easy_getinfo(curl,CURLINFO_RESPONSE_CODE,&code);
		curl_easy_cleanup(curl);
	}

	curl_global_cleanup();
	return code;
}

int main(int argc, char **argv)
{
	char res[USHRT_MAX],
		buf[USHRT_MAX];
	long code;
	u_int num;

	for (;;) {
		num=urand(1000000,1383630);	/*	combination master generate	*/
		memset(res,0,sizeof(res));
		snprintf(res,sizeof(res),"http://paste.debian.net/%u",num);
		code=check(res,buf,sizeof(buf));	/* ok, so, code is 200 is ok */

		if (code==200)
			if (!strstr(buf,"Entry not found"))
				printf("OK\t%s\n",res);		/* aee */
	}

	return 0;
}