root/usr/src/cmd/ipf/lib/load_poolnode.c
/*
 * Copyright (C) 2002 by Darren Reed.
 *
 * See the IPFILTER.LICENCE file for details on licencing.
 *
 * $Id: load_poolnode.c,v 1.3.2.1 2004/03/06 14:33:29 darrenr Exp $
 *
 * Copyright (c) 2014, Joyent, Inc.  All rights reserved.
 */

#include <fcntl.h>
#include <sys/ioctl.h>
#include "ipf.h"
#include "netinet/ip_lookup.h"
#include "netinet/ip_pool.h"
#include "ipfzone.h"

static int poolfd = -1;


int load_poolnode(role, name, node, iocfunc)
int role;
char *name;
ip_pool_node_t *node;
ioctlfunc_t iocfunc;
{
        ip_pool_node_t pn;
        iplookupop_t op;
        int err;

        if ((poolfd == -1) && ((opts & OPT_DONOTHING) == 0))
                poolfd = open(IPLOOKUP_NAME, O_RDWR);
        if ((poolfd == -1) && ((opts & OPT_DONOTHING) == 0))
                return -1;
        if (setzone(poolfd) != 0) {
                close(poolfd);
                return -1;
        }

        op.iplo_unit = role;
        op.iplo_type = IPLT_POOL;
        op.iplo_arg = 0;
        op.iplo_struct = &pn;
        op.iplo_size = sizeof(pn);
        strncpy(op.iplo_name, name, sizeof(op.iplo_name));

        bzero((char *)&pn, sizeof(pn));
        bcopy((char *)&node->ipn_addr, (char *)&pn.ipn_addr,
              sizeof(pn.ipn_addr));
        bcopy((char *)&node->ipn_mask, (char *)&pn.ipn_mask,
              sizeof(pn.ipn_mask));
        pn.ipn_info = node->ipn_info;
        strncpy(pn.ipn_name, node->ipn_name, sizeof(pn.ipn_name));

        if ((opts & OPT_REMOVE) == 0)
                err = (*iocfunc)(poolfd, SIOCLOOKUPADDNODE, &op);
        else
                err = (*iocfunc)(poolfd, SIOCLOOKUPDELNODE, &op);

        if (err != 0) {
                if ((opts & OPT_DONOTHING) == 0) {
                        perror("load_pool:SIOCLOOKUP*NODE");
                        return -1;
                }
        }

        return 0;
}