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      1 /*	$NetBSD: load_dstlistnode.c,v 1.2 2012/07/22 14:27:36 darrenr Exp $	*/
      2 
      3 /*
      4  * Copyright (C) 2012 by Darren Reed.
      5  *
      6  * See the IPFILTER.LICENCE file for details on licencing.
      7  *
      8  * Id: load_dstlistnode.c,v 1.1.1.2 2012/07/22 13:44:39 darrenr Exp $
      9  */
     10 
     11 #include <fcntl.h>
     12 #include <sys/ioctl.h>
     13 #include "ipf.h"
     14 #include "netinet/ip_lookup.h"
     15 #include "netinet/ip_pool.h"
     16 
     17 
     18 int
     19 load_dstlistnode(role, name, node, iocfunc)
     20 	int role;
     21 	char *name;
     22 	ipf_dstnode_t *node;
     23 	ioctlfunc_t iocfunc;
     24 {
     25 	iplookupop_t op;
     26 	frdest_t *dst;
     27 	char *what;
     28 	int err;
     29 
     30 	if (pool_open() == -1)
     31 		return -1;
     32 
     33 	dst = calloc(1, sizeof(*dst) + node->ipfd_dest.fd_name);
     34 	if (dst == NULL)
     35 		return -1;
     36 
     37 	op.iplo_unit = role;
     38 	op.iplo_type = IPLT_DSTLIST;
     39 	op.iplo_arg = 0;
     40 	op.iplo_struct = dst;
     41 	op.iplo_size = sizeof(*dst);
     42 	if (node->ipfd_dest.fd_name >= 0)
     43 		op.iplo_size += node->ipfd_dest.fd_name;
     44 	(void) strncpy(op.iplo_name, name, sizeof(op.iplo_name));
     45 
     46 	dst->fd_addr = node->ipfd_dest.fd_addr;
     47 	dst->fd_type = node->ipfd_dest.fd_type;
     48 	dst->fd_name = node->ipfd_dest.fd_name;
     49 	if (node->ipfd_dest.fd_name >= 0)
     50 		bcopy(node->ipfd_names, (char *)dst + sizeof(*dst),
     51 		      node->ipfd_dest.fd_name);
     52 
     53 	if ((opts & OPT_REMOVE) == 0) {
     54 		what = "add";
     55 		err = pool_ioctl(iocfunc, SIOCLOOKUPADDNODE, &op);
     56 	} else {
     57 		what = "delete";
     58 		err = pool_ioctl(iocfunc, SIOCLOOKUPDELNODE, &op);
     59 	}
     60 	free(dst);
     61 
     62 	if (err != 0) {
     63 		if ((opts & OPT_DONOTHING) == 0) {
     64 			char msg[80];
     65 
     66 			(void) sprintf(msg, "%s lookup node", what);
     67 			return ipf_perror_fd(pool_fd(), iocfunc, msg);
     68 		}
     69 	}
     70 
     71 	return 0;
     72 }
     73