Function close

lib_acl/samples/hook_close/hook_close.cpp:128–156

}

int close(int fd)
{
	char peer[64], *at, buf[256];

	if (fd < 0) {
		acl_msg_error("%s(%d), %s: invalid fd: %d",
			__FILE__, __LINE__, __FUNCTION__, fd);
		trace_info("invalid fd");
		return -1;
	}

	if (__monitor_ports_cur == 0
		|| acl_getpeername(fd, peer, sizeof(peer)) == -1)
	{
		peer[0] = 0;
	} else if ((at = strchr(peer, ':')) && *++at && should_check(atoi(at))) {
		snprintf(buf, sizeof(buf), "closing %s", peer);
		trace_info(buf);
	}

	if (__sys_close(fd) == 0)
		return 0;

	snprintf(buf, sizeof(buf), "close error %s, fd=%d, peer=%s",
		acl_last_serror(), fd, peer);
	trace_info(buf);

	return -1;
}