+++ /dev/null
-/***
- This file is part of systemd.
-
- Copyright (C) 2014 Tom Gundersen
- Copyright (C) 2014 Intel Corporation. All rights reserved.
-
- systemd is free software; you can redistribute it and/or modify it
- under the terms of the GNU Lesser General Public License as published by
- the Free Software Foundation; either version 2.1 of the License, or
- (at your option) any later version.
-
- systemd is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public License
- along with systemd; If not, see <http://www.gnu.org/licenses/>.
-***/
-
-#include <errno.h>
-
-#include "util.h"
-
-#include "dhcp6-lease-internal.h"
-
-int dhcp6_lease_clear_timers(DHCP6IA *ia) {
- assert_return(ia, -EINVAL);
-
- ia->timeout_t1 = sd_event_source_unref(ia->timeout_t1);
- ia->timeout_t2 = sd_event_source_unref(ia->timeout_t2);
-
- return 0;
-}
-
-int dhcp6_lease_ia_rebind_expire(const DHCP6IA *ia, uint32_t *expire) {
- DHCP6Address *addr;
- uint32_t valid = 0, t;
-
- assert_return(ia, -EINVAL);
- assert_return(expire, -EINVAL);
-
- LIST_FOREACH(addresses, addr, ia->addresses) {
- t = be32toh(addr->iaaddr.lifetime_valid);
- if (valid < t)
- valid = t;
- }
-
- t = be32toh(ia->lifetime_t2);
- if (t > valid)
- return -EINVAL;
-
- *expire = valid - t;
-
- return 0;
-}
-
-DHCP6IA *dhcp6_lease_free_ia(DHCP6IA *ia) {
- DHCP6Address *address;
-
- if (!ia)
- return NULL;
-
- dhcp6_lease_clear_timers(ia);
-
- while (ia->addresses) {
- address = ia->addresses;
-
- LIST_REMOVE(addresses, ia->addresses, address);
-
- free(address);
- }
-
- return NULL;
-}
-
-int dhcp6_lease_set_serverid(sd_dhcp6_lease *lease, const uint8_t *id,
- size_t len) {
- assert_return(lease, -EINVAL);
- assert_return(id, -EINVAL);
-
- free(lease->serverid);
-
- lease->serverid = memdup(id, len);
- if (!lease->serverid)
- return -EINVAL;
-
- lease->serverid_len = len;
-
- return 0;
-}
-
-int dhcp6_lease_get_serverid(sd_dhcp6_lease *lease, uint8_t **id, size_t *len) {
- assert_return(lease, -EINVAL);
- assert_return(id, -EINVAL);
- assert_return(len, -EINVAL);
-
- *id = lease->serverid;
- *len = lease->serverid_len;
-
- return 0;
-}
-
-int dhcp6_lease_set_preference(sd_dhcp6_lease *lease, uint8_t preference) {
- assert_return(lease, -EINVAL);
-
- lease->preference = preference;
-
- return 0;
-}
-
-int dhcp6_lease_get_preference(sd_dhcp6_lease *lease, uint8_t *preference) {
- assert_return(preference, -EINVAL);
-
- if (!lease)
- return -EINVAL;
-
- *preference = lease->preference;
-
- return 0;
-}
-
-int dhcp6_lease_set_rapid_commit(sd_dhcp6_lease *lease) {
- assert_return(lease, -EINVAL);
-
- lease->rapid_commit = true;
-
- return 0;
-}
-
-int dhcp6_lease_get_rapid_commit(sd_dhcp6_lease *lease, bool *rapid_commit) {
- assert_return(lease, -EINVAL);
- assert_return(rapid_commit, -EINVAL);
-
- *rapid_commit = lease->rapid_commit;
-
- return 0;
-}
-
-int dhcp6_lease_get_iaid(sd_dhcp6_lease *lease, be32_t *iaid) {
- assert_return(lease, -EINVAL);
- assert_return(iaid, -EINVAL);
-
- *iaid = lease->ia.id;
-
- return 0;
-}
-
-int sd_dhcp6_lease_get_address(sd_dhcp6_lease *lease, struct in6_addr *addr,
- uint32_t *lifetime_preferred,
- uint32_t *lifetime_valid) {
- assert_return(lease, -EINVAL);
- assert_return(addr, -EINVAL);
- assert_return(lifetime_preferred, -EINVAL);
- assert_return(lifetime_valid, -EINVAL);
-
- if (!lease->addr_iter)
- return -ENOMSG;
-
- memcpy(addr, &lease->addr_iter->iaaddr.address,
- sizeof(struct in6_addr));
- *lifetime_preferred =
- be32toh(lease->addr_iter->iaaddr.lifetime_preferred);
- *lifetime_valid = be32toh(lease->addr_iter->iaaddr.lifetime_valid);
-
- lease->addr_iter = lease->addr_iter->addresses_next;
-
- return 0;
-}
-
-void sd_dhcp6_lease_reset_address_iter(sd_dhcp6_lease *lease) {
- if (lease)
- lease->addr_iter = lease->ia.addresses;
-}
-
-sd_dhcp6_lease *sd_dhcp6_lease_ref(sd_dhcp6_lease *lease) {
- if (lease)
- assert_se(REFCNT_INC(lease->n_ref) >= 2);
-
- return lease;
-}
-
-sd_dhcp6_lease *sd_dhcp6_lease_unref(sd_dhcp6_lease *lease) {
- if (lease && REFCNT_DEC(lease->n_ref) == 0) {
- free(lease->serverid);
- dhcp6_lease_free_ia(&lease->ia);
-
- free(lease);
- }
-
- return NULL;
-}
-
-int dhcp6_lease_new(sd_dhcp6_lease **ret) {
- sd_dhcp6_lease *lease;
-
- lease = new0(sd_dhcp6_lease, 1);
- if (!lease)
- return -ENOMEM;
-
- lease->n_ref = REFCNT_INIT;
-
- LIST_HEAD_INIT(lease->ia.addresses);
-
- *ret = lease;
- return 0;
-}
~ianmdlvl / elogind.git / blobdiff