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/* SPDX-License-Identifier: LGPL-2.1-or-later */
#pragma once
/***
Copyright © 2014-2015 Intel Corporation. All rights reserved.
***/
#include <net/ethernet.h>
#include <netinet/in.h>
#include "sd-event.h"
#include "sd-dhcp6-client.h"
#include "dhcp-duid-internal.h"
#include "dhcp6-client-internal.h"
#include "dhcp6-option.h"
#include "dhcp6-protocol.h"
#include "ether-addr-util.h"
#include "hashmap.h"
#include "macro.h"
#include "network-common.h"
#include "ordered-set.h"
#include "sparse-endian.h"
#include "time-util.h"
/* what to request from the server, addresses (IA_NA) and/or prefixes (IA_PD) */
typedef enum DHCP6RequestIA {
DHCP6_REQUEST_IA_NA = 1 << 0,
DHCP6_REQUEST_IA_TA = 1 << 1, /* currently not used */
DHCP6_REQUEST_IA_PD = 1 << 2,
} DHCP6RequestIA;
struct sd_dhcp6_client {
unsigned n_ref;
int ifindex;
char *ifname;
struct in6_addr local_address;
struct hw_addr_data hw_addr;
uint16_t arp_type;
sd_event *event;
sd_event_source *receive_message;
sd_event_source *timeout_resend;
sd_event_source *timeout_expire;
sd_event_source *timeout_t1;
sd_event_source *timeout_t2;
int event_priority;
int fd;
sd_device *dev;
DHCP6State state;
bool information_request;
usec_t information_request_time_usec;
usec_t information_refresh_time_usec;
be32_t transaction_id;
usec_t transaction_start;
usec_t retransmit_time;
uint8_t retransmit_count;
bool iaid_set;
DHCP6IA ia_na;
DHCP6IA ia_pd;
DHCP6RequestIA request_ia;
sd_dhcp_duid duid;
be16_t *req_opts;
size_t n_req_opts;
char *fqdn;
char *mudurl;
char **user_class;
char **vendor_class;
OrderedHashmap *extra_options;
OrderedSet *vendor_options;
bool rapid_commit;
struct sd_dhcp6_lease *lease;
sd_dhcp6_client_callback_t callback;
void *userdata;
sd_dhcp6_client_callback_t state_callback;
void *state_userdata;
bool send_release;
};
int dhcp6_network_bind_udp_socket(int ifindex, const struct in6_addr *address);
int dhcp6_network_send_udp_socket(int s, const struct in6_addr *address, const void *packet, size_t len);
int dhcp6_client_send_message(sd_dhcp6_client *client);
int dhcp6_client_set_transaction_id(sd_dhcp6_client *client, uint32_t transaction_id);
#define log_dhcp6_client_errno(client, error, fmt, ...) \
log_interface_prefix_full_errno( \
"DHCPv6 client: ", \
sd_dhcp6_client, client, \
error, fmt, ##__VA_ARGS__)
#define log_dhcp6_client(client, fmt, ...) \
log_interface_prefix_full_errno_zerook( \
"DHCPv6 client: ", \
sd_dhcp6_client, client, \
0, fmt, ##__VA_ARGS__)
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