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Message-ID: <006101c2530a$aac39d00$0202a8c0@serge>
From: "Serge P. Voronin" <buddie AT rambler DOT ru>
To: <cygwin AT cygwin DOT com>
Subject: memory leak in gethostbyaddr() ?
Date: Tue, 3 Sep 2002 11:27:58 +0600
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Hi!

    I'm use gethostbyaddr() for name resolving. But when I'm call
gethostbyaddr() many times, the memory, allocated by the program is growing
(see attach). Why?

--
Best regards, Serge P. Voronin
St.Ingineer of NDT, JSC "Tekhdiagnostika", Orenburg, Russia
tel. +7-(3532)-631166, fax. +7-(3532)-629441
mailto:buddie AT rambler DOT ru


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	filename="testgethostbyaddr.c"

#include <arpa/inet.h>
#include <netdb.h>
#include <netinet/in.h>
#include <stdio.h>
#include <stdlib.h>
#include <sys/socket.h>

#define	COUNT	100000


int main(void)
{
	int		i;
	struct in_addr	addr;
	struct hostent	*hp;

	addr.s_addr = htonl(INADDR_LOOPBACK);

	for (i = 0; i < COUNT; i++)
	{
		hp = gethostbyaddr((char *) &addr, sizeof(addr), AF_INET);
		if (hp)
			printf("%d: %s = %s\n", i, inet_ntoa(addr), hp->h_name);
		else
			printf("%d: Resolving failed\n", i);
	}

 	return 0;
}

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