/*
* Copyright (C) 2004, 2005, 2007, 2008, 2014 Internet Systems Consortium, Inc. ("ISC")
* Copyright (C) 2000, 2001 Internet Software Consortium.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
* REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
* INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
* LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
* OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*/
/* $Id: lwaddr.c,v 1.10 2008/01/11 23:46:56 tbox Exp $ */
/*! \file */
#include <config.h>
#include <string.h>
#include <isc/result.h>
#include <isc/netaddr.h>
#include <isc/sockaddr.h>
#include <lwres/lwres.h>
#include <named/lwaddr.h>
/*%
* Convert addresses from lwres to isc format.
*/
isc_result_t
lwaddr_netaddr_fromlwresaddr(isc_netaddr_t *na, lwres_addr_t *la) {
if (la->family != LWRES_ADDRTYPE_V4 && la->family != LWRES_ADDRTYPE_V6)
return (ISC_R_FAMILYNOSUPPORT);
if (la->family == LWRES_ADDRTYPE_V4) {
struct in_addr ina;
memmove(&ina.s_addr, la->address, 4);
isc_netaddr_fromin(na, &ina);
} else {
struct in6_addr ina6;
memmove(&ina6.s6_addr, la->address, 16);
isc_netaddr_fromin6(na, &ina6);
}
return (ISC_R_SUCCESS);
}
isc_result_t
lwaddr_sockaddr_fromlwresaddr(isc_sockaddr_t *sa, lwres_addr_t *la,
in_port_t port)
{
isc_netaddr_t na;
isc_result_t result;
result = lwaddr_netaddr_fromlwresaddr(&na, la);
if (result != ISC_R_SUCCESS)
return (result);
isc_sockaddr_fromnetaddr(sa, &na, port);
return (ISC_R_SUCCESS);
}
/*%
* Convert addresses from isc to lwres format.
*/
isc_result_t
lwaddr_lwresaddr_fromnetaddr(lwres_addr_t *la, isc_netaddr_t *na) {
if (na->family != AF_INET && na->family != AF_INET6)
return (ISC_R_FAMILYNOSUPPORT);
if (na->family == AF_INET) {
la->family = LWRES_ADDRTYPE_V4;
la->length = 4;
memmove(la->address, &na->type.in, 4);
} else {
la->family = LWRES_ADDRTYPE_V6;
la->length = 16;
memmove(la->address, &na->type.in6, 16);
}
return (ISC_R_SUCCESS);
}
isc_result_t
lwaddr_lwresaddr_fromsockaddr(lwres_addr_t *la, isc_sockaddr_t *sa) {
isc_netaddr_t na;
isc_netaddr_fromsockaddr(&na, sa);
return (lwaddr_lwresaddr_fromnetaddr(la, &na));
}