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// Copyright (C) 2017-2018 Internet Systems Consortium, Inc. ("ISC")
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
#include <config.h>
#include <cc/data.h>
#include <dhcpsrv/subnet_id.h>
#include <dhcpsrv/cfg_hosts_util.h>
#include <exceptions/exceptions.h>
#include <boost/pointer_cast.hpp>
using namespace isc::data;
namespace isc {
namespace dhcp {
void CfgHostsList::internalize(ConstElementPtr list) {
if (!list) {
isc_throw(BadValue, "internal error: CfgHostsList::internalize: "
"argument is NULL");
}
if (list->getType() != Element::list) {
isc_throw(BadValue, "internal error: CfgHostsList::internalize: "
"argument is not a list Element");
}
for (size_t i = 0; i < list->size(); ++i) {
ConstElementPtr item = list->get(i);
if (!item) {
isc_throw(BadValue, "internal error: CfgHostsList::internalize: "
"null pointer from the list at " << i);
}
if (item->getType() != Element::map) {
isc_throw(BadValue, "internal error: CfgHostsList::internalize: "
"not a map from the list at " << i);
}
if (item->size() != 2) {
isc_throw(BadValue, "internal error: CfgHostsList::internalize: "
"bad map size from the list at " << i);
}
ConstElementPtr id = item->get("id");
if (!id) {
isc_throw(BadValue, "internal error: CfgHostsList::internalize: "
"no id from a map at " << i);
}
if (id->getType() != Element::integer) {
isc_throw(BadValue, "internal error: CfgHostsList::internalize: "
"not integer id from a map at " <<i);
}
SubnetID subnet_id = static_cast<SubnetID>(id->intValue());
ConstElementPtr resvs = item->get("reservations");
if (!resvs) {
isc_throw(BadValue, "internal error: CfgHostsList::internalize: "
"no reservations for subnet ID " << subnet_id);
}
map_.insert(std::make_pair(subnet_id,
boost::const_pointer_cast<Element>(resvs)));
}
}
ElementPtr CfgHostsList::externalize() const {
ElementPtr result = Element::createList();
for (CfgHostsMap::const_iterator item = map_.begin();
item != map_.end(); ++item) {
ElementPtr pair = Element::createMap();
pair->set("id", Element::create(static_cast<int64_t>(item->first)));
pair->set("reservations", item->second);
result->add(pair);
}
return (result);
}
void CfgHostsList::add(SubnetID id, isc::data::ElementPtr resv) {
CfgHostsMap::iterator item = map_.find(id);
if (item != map_.end()) {
item->second->add(resv);
} else {
ElementPtr resvs = Element::createList();
resvs->add(resv);
map_.insert(std::make_pair(id, resvs));
}
}
ConstElementPtr CfgHostsList::get(SubnetID id) const {
CfgHostsMap::const_iterator item = map_.find(id);
if (item != map_.end()) {
return (item->second);
} else {
return (Element::createList());
}
}
}
}
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