| /* 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 "hashmap.h" |
| #include "list.h" |
| #include "log-link.h" |
| #include "macro.h" |
| #include "sparse-endian.h" |
| |
| typedef struct sd_dhcp6_option { |
| unsigned n_ref; |
| |
| uint32_t enterprise_identifier; |
| uint16_t option; |
| void *data; |
| size_t length; |
| } sd_dhcp6_option; |
| |
| extern const struct hash_ops dhcp6_option_hash_ops; |
| |
| /* Common option header */ |
| typedef struct DHCP6Option { |
| be16_t code; |
| be16_t len; |
| uint8_t data[]; |
| } _packed_ DHCP6Option; |
| |
| /* Address option */ |
| struct iaaddr { |
| struct in6_addr address; |
| be32_t lifetime_preferred; |
| be32_t lifetime_valid; |
| } _packed_; |
| |
| /* Prefix Delegation Prefix option */ |
| struct iapdprefix { |
| be32_t lifetime_preferred; |
| be32_t lifetime_valid; |
| uint8_t prefixlen; |
| struct in6_addr address; |
| } _packed_; |
| |
| typedef struct DHCP6Address DHCP6Address; |
| |
| struct DHCP6Address { |
| LIST_FIELDS(DHCP6Address, addresses); |
| |
| union { |
| struct iaaddr iaaddr; |
| struct iapdprefix iapdprefix; |
| }; |
| }; |
| |
| /* Non-temporary Address option */ |
| struct ia_na { |
| be32_t id; |
| be32_t lifetime_t1; |
| be32_t lifetime_t2; |
| } _packed_; |
| |
| /* Prefix Delegation option */ |
| struct ia_pd { |
| be32_t id; |
| be32_t lifetime_t1; |
| be32_t lifetime_t2; |
| } _packed_; |
| |
| /* Temporary Address option */ |
| struct ia_ta { |
| be32_t id; |
| } _packed_; |
| |
| typedef struct DHCP6IA { |
| uint16_t type; |
| union { |
| struct ia_na ia_na; |
| struct ia_pd ia_pd; |
| struct ia_ta ia_ta; |
| }; |
| |
| LIST_HEAD(DHCP6Address, addresses); |
| } DHCP6IA; |
| |
| typedef struct sd_dhcp6_client sd_dhcp6_client; |
| |
| int dhcp6_option_append(uint8_t **buf, size_t *buflen, uint16_t code, |
| size_t optlen, const void *optval); |
| int dhcp6_option_append_ia(uint8_t **buf, size_t *buflen, const DHCP6IA *ia); |
| int dhcp6_option_append_pd(uint8_t **buf, size_t *buflen, const DHCP6IA *pd, const DHCP6Address *hint_pd_prefix); |
| int dhcp6_option_append_fqdn(uint8_t **buf, size_t *buflen, const char *fqdn); |
| int dhcp6_option_append_user_class(uint8_t **buf, size_t *buflen, char * const *user_class); |
| int dhcp6_option_append_vendor_class(uint8_t **buf, size_t *buflen, char * const *user_class); |
| int dhcp6_option_append_vendor_option(uint8_t **buf, size_t *buflen, OrderedHashmap *vendor_options); |
| |
| int dhcp6_option_parse( |
| const uint8_t *buf, |
| size_t buflen, |
| size_t *offset, |
| uint16_t *ret_option_code, |
| size_t *ret_option_data_len, |
| const uint8_t **ret_option_data); |
| int dhcp6_option_parse_status(DHCP6Option *option, size_t len); |
| int dhcp6_option_parse_ia(sd_dhcp6_client *client, DHCP6Option *iaoption, be32_t iaid, DHCP6IA *ia, uint16_t *ret_status_code); |
| int dhcp6_option_parse_addresses( |
| const uint8_t *optval, |
| size_t optlen, |
| struct in6_addr **addrs, |
| size_t *count); |
| int dhcp6_option_parse_domainname_list(const uint8_t *optval, uint16_t optlen, |
| char ***str_arr); |
| int dhcp6_option_parse_domainname(const uint8_t *optval, uint16_t optlen, char **str); |
| |
| int dhcp6_network_bind_udp_socket(int ifindex, struct in6_addr *address); |
| int dhcp6_network_send_udp_socket(int s, struct in6_addr *address, |
| const void *packet, size_t len); |
| |
| const char *dhcp6_message_type_to_string(int s) _const_; |
| int dhcp6_message_type_from_string(const char *s) _pure_; |
| const char *dhcp6_message_status_to_string(int s) _const_; |
| int dhcp6_message_status_from_string(const char *s) _pure_; |
| |
| void dhcp6_client_set_test_mode(sd_dhcp6_client *client, bool test_mode); |
| |
| #define log_dhcp6_client_errno(client, error, fmt, ...) \ |
| log_interface_prefix_full_errno( \ |
| "DHCPv6 client: ", \ |
| sd_dhcp6_client_get_ifname(client), \ |
| error, fmt, ##__VA_ARGS__) |
| #define log_dhcp6_client(client, fmt, ...) \ |
| log_interface_prefix_full_errno_zerook( \ |
| "DHCPv6 client: ", \ |
| sd_dhcp6_client_get_ifname(client), \ |
| 0, fmt, ##__VA_ARGS__) |