src/systemd/sd-dhcp6-client.h

   1 /* SPDX-License-Identifier: LGPL-2.1+ */
   2 #ifndef foosddhcp6clienthfoo
   3 #define foosddhcp6clienthfoo
   4
   5 /***
   6   Copyright © 2014 Intel Corporation. All rights reserved.
   7
   8   systemd is free software; you can redistribute it and/or modify it
   9   under the terms of the GNU Lesser General Public License as published by
  10   the Free Software Foundation; either version 2.1 of the License, or
  11   (at your option) any later version.
  12
  13   systemd is distributed in the hope that it will be useful, but
  14   WITHOUT ANY WARRANTY; without even the implied warranty of
  15   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  16   Lesser General Public License for more details.
  17
  18   You should have received a copy of the GNU Lesser General Public License
  19   along with systemd; If not, see <http://www.gnu.org/licenses/>.
  20 ***/
  21
  22 #include <inttypes.h>
  23 #include <net/ethernet.h>
  24 #include <sys/types.h>
  25
  26 #include "sd-dhcp6-lease.h"
  27 #include "sd-dhcp6-option.h"
  28 #include "sd-event.h"
  29
  30 #include "_sd-common.h"
  31
  32 _SD_BEGIN_DECLARATIONS;
  33
  34 enum {
  35         SD_DHCP6_CLIENT_EVENT_STOP                      = 0,
  36         SD_DHCP6_CLIENT_EVENT_RESEND_EXPIRE             = 10,
  37         SD_DHCP6_CLIENT_EVENT_RETRANS_MAX               = 11,
  38         SD_DHCP6_CLIENT_EVENT_IP_ACQUIRE                = 12,
  39         SD_DHCP6_CLIENT_EVENT_INFORMATION_REQUEST       = 13,
  40 };
  41
  42 enum {
  43         SD_DHCP6_OPTION_CLIENTID                   = 1,
  44         SD_DHCP6_OPTION_SERVERID                   = 2,
  45         SD_DHCP6_OPTION_IA_NA                      = 3,
  46         SD_DHCP6_OPTION_IA_TA                      = 4,
  47         SD_DHCP6_OPTION_IAADDR                     = 5,
  48         SD_DHCP6_OPTION_ORO                        = 6,
  49         SD_DHCP6_OPTION_PREFERENCE                 = 7,
  50         SD_DHCP6_OPTION_ELAPSED_TIME               = 8,
  51         SD_DHCP6_OPTION_RELAY_MSG                  = 9,
  52         /* option code 10 is unassigned */
  53         SD_DHCP6_OPTION_AUTH                       = 11,
  54         SD_DHCP6_OPTION_UNICAST                    = 12,
  55         SD_DHCP6_OPTION_STATUS_CODE                = 13,
  56         SD_DHCP6_OPTION_RAPID_COMMIT               = 14,
  57         SD_DHCP6_OPTION_USER_CLASS                 = 15,
  58         SD_DHCP6_OPTION_VENDOR_CLASS               = 16,
  59         SD_DHCP6_OPTION_VENDOR_OPTS                = 17,
  60         SD_DHCP6_OPTION_INTERFACE_ID               = 18,
  61         SD_DHCP6_OPTION_RECONF_MSG                 = 19,
  62         SD_DHCP6_OPTION_RECONF_ACCEPT              = 20,
  63
  64         SD_DHCP6_OPTION_DNS_SERVERS                = 23,  /* RFC 3646 */
  65         SD_DHCP6_OPTION_DOMAIN_LIST                = 24,  /* RFC 3646 */
  66         SD_DHCP6_OPTION_IA_PD                      = 25,  /* RFC 3633, prefix delegation */
  67         SD_DHCP6_OPTION_IA_PD_PREFIX               = 26,  /* RFC 3633, prefix delegation */
  68
  69         SD_DHCP6_OPTION_SNTP_SERVERS               = 31,  /* RFC 4075, deprecated */
  70         SD_DHCP6_OPTION_INFORMATION_REFRESH_TIME   = 32,  /* RFC 8415, sec. 21.23 */
  71
  72         /* option code 35 is unassigned */
  73
  74         SD_DHCP6_OPTION_FQDN                       = 39,  /* RFC 4704 */
  75
  76         SD_DHCP6_OPTION_NTP_SERVER                 = 56,  /* RFC 5908 */
  77         SD_DHCP6_OPTION_MUD_URL                    = 112, /* RFC 8250 */
  78
  79         /* option codes 89-142 are unassigned */
  80         /* option codes 144-65535 are unassigned */
  81 };
  82
  83 typedef struct sd_dhcp6_client sd_dhcp6_client;
  84
  85 typedef void (*sd_dhcp6_client_callback_t)(sd_dhcp6_client *client, int event, void *userdata);
  86 int sd_dhcp6_client_set_callback(
  87                 sd_dhcp6_client *client,
  88                 sd_dhcp6_client_callback_t cb,
  89                 void *userdata);
  90
  91 int sd_dhcp6_client_set_ifindex(
  92                 sd_dhcp6_client *client,
  93                 int interface_index);
  94 int sd_dhcp6_client_set_local_address(
  95                 sd_dhcp6_client *client,
  96                 const struct in6_addr *local_address);
  97 int sd_dhcp6_client_set_mac(
  98                 sd_dhcp6_client *client,
  99                 const uint8_t *addr,
 100                 size_t addr_len,
 101                 uint16_t arp_type);
 102 int sd_dhcp6_client_set_duid(
 103                 sd_dhcp6_client *client,
 104                 uint16_t duid_type,
 105                 const void *duid,
 106                 size_t duid_len);
 107 int sd_dhcp6_client_set_duid_llt(
 108                 sd_dhcp6_client *client,
 109                 uint64_t llt_time);
 110 int sd_dhcp6_client_set_iaid(
 111                 sd_dhcp6_client *client,
 112                 uint32_t iaid);
 113 int sd_dhcp6_client_get_iaid(
 114                 sd_dhcp6_client *client,
 115                 uint32_t *iaid);
 116 int sd_dhcp6_client_duid_as_string(
 117                 sd_dhcp6_client *client,
 118                 char **duid);
 119 int sd_dhcp6_client_set_fqdn(
 120                 sd_dhcp6_client *client,
 121                 const char *fqdn);
 122 int sd_dhcp6_client_set_information_request(
 123                 sd_dhcp6_client *client,
 124                 int enabled);
 125 int sd_dhcp6_client_get_information_request(
 126                 sd_dhcp6_client *client,
 127                 int *enabled);
 128 int sd_dhcp6_client_set_request_option(
 129                 sd_dhcp6_client *client,
 130                 uint16_t option);
 131 int sd_dhcp6_client_set_request_mud_url(
 132                 sd_dhcp6_client *client,
 133                 const char *mudurl);
 134 int sd_dhcp6_client_set_request_user_class(
 135                 sd_dhcp6_client *client,
 136                 char** user_class);
 137 int sd_dhcp6_client_set_request_vendor_class(
 138                 sd_dhcp6_client *client,
 139                 char** vendor_class);
 140 int sd_dhcp6_client_set_prefix_delegation_hint(
 141                 sd_dhcp6_client *client,
 142                 uint8_t prefixlen,
 143                 const struct in6_addr *pd_address);
 144 int sd_dhcp6_client_get_prefix_delegation(sd_dhcp6_client *client,
 145                                           int *delegation);
 146 int sd_dhcp6_client_set_prefix_delegation(sd_dhcp6_client *client,
 147                                           int delegation);
 148 int sd_dhcp6_client_get_address_request(sd_dhcp6_client *client,
 149                                         int *request);
 150 int sd_dhcp6_client_set_address_request(sd_dhcp6_client *client,
 151                                         int request);
 152 int sd_dhcp6_client_set_transaction_id(sd_dhcp6_client *client,
 153                                        uint32_t transaction_id);
 154 int sd_dhcp6_client_add_vendor_option(sd_dhcp6_client *client,
 155                                       sd_dhcp6_option *v);
 156
 157 int sd_dhcp6_client_get_lease(
 158                 sd_dhcp6_client *client,
 159                 sd_dhcp6_lease **ret);
 160
 161 int sd_dhcp6_client_add_option(sd_dhcp6_client *client, sd_dhcp6_option *v);
 162
 163 int sd_dhcp6_client_stop(sd_dhcp6_client *client);
 164 int sd_dhcp6_client_start(sd_dhcp6_client *client);
 165 int sd_dhcp6_client_is_running(sd_dhcp6_client *client);
 166 int sd_dhcp6_client_attach_event(
 167                 sd_dhcp6_client *client,
 168                 sd_event *event,
 169                 int64_t priority);
 170 int sd_dhcp6_client_detach_event(sd_dhcp6_client *client);
 171 sd_event *sd_dhcp6_client_get_event(sd_dhcp6_client *client);
 172 sd_dhcp6_client *sd_dhcp6_client_ref(sd_dhcp6_client *client);
 173 sd_dhcp6_client *sd_dhcp6_client_unref(sd_dhcp6_client *client);
 174 int sd_dhcp6_client_new(sd_dhcp6_client **ret);
 175
 176 _SD_DEFINE_POINTER_CLEANUP_FUNC(sd_dhcp6_client, sd_dhcp6_client_unref);
 177
 178 _SD_END_DECLARATIONS;
 179
 180 #endif