From b750101eb236130cf056c675997decbac904cc49 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 17:35:18 +0200 Subject: Adding upstream version 252.22. Signed-off-by: Daniel Baumann --- src/network/networkd-route.h | 130 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 130 insertions(+) create mode 100644 src/network/networkd-route.h (limited to 'src/network/networkd-route.h') diff --git a/src/network/networkd-route.h b/src/network/networkd-route.h new file mode 100644 index 0000000..5fc76b1 --- /dev/null +++ b/src/network/networkd-route.h @@ -0,0 +1,130 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ +#pragma once + +#include +#include + +#include "sd-netlink.h" + +#include "conf-parser.h" +#include "in-addr-util.h" +#include "networkd-link.h" +#include "networkd-util.h" + +typedef struct Manager Manager; +typedef struct Network Network; +typedef struct Request Request; +typedef struct Route Route; +typedef int (*route_netlink_handler_t)( + sd_netlink *rtnl, + sd_netlink_message *m, + Request *req, + Link *link, + Route *route); + +struct Route { + Link *link; + Manager *manager; + Network *network; + ConfigSection *section; + NetworkConfigSource source; + NetworkConfigState state; + union in_addr_union provider; /* DHCP server or router address */ + + int family; + int gw_family; + uint32_t gw_weight; + int quickack; + int fast_open_no_cookie; + int ttl_propagate; + + unsigned char dst_prefixlen; + unsigned char src_prefixlen; + unsigned char scope; + unsigned char protocol; /* RTPROT_* */ + unsigned char type; /* RTN_* */ + unsigned char tos; + uint32_t priority; /* note that ip(8) calls this 'metric' */ + uint32_t table; + uint32_t mtu; + uint32_t initcwnd; + uint32_t initrwnd; + uint32_t advmss; + char *tcp_congestion_control_algo; + unsigned char pref; + unsigned flags; + int gateway_onlink; /* Only used in conf parser and route_section_verify(). */ + uint32_t nexthop_id; + + bool scope_set:1; + bool table_set:1; + bool priority_set:1; + bool protocol_set:1; + bool pref_set:1; + bool gateway_from_dhcp_or_ra:1; + + union in_addr_union gw; + union in_addr_union dst; + union in_addr_union src; + union in_addr_union prefsrc; + OrderedSet *multipath_routes; + + /* This is an absolute point in time, and NOT a timespan/duration. + * Must be specified with clock_boottime_or_monotonic(). */ + usec_t lifetime_usec; + /* Used when kernel does not support RTA_EXPIRES attribute. */ + sd_event_source *expire; +}; + +extern const struct hash_ops route_hash_ops; + +int route_new(Route **ret); +Route *route_free(Route *route); +DEFINE_SECTION_CLEANUP_FUNCTIONS(Route, route_free); +int route_dup(const Route *src, Route **ret); + +int route_configure_handler_internal(sd_netlink *rtnl, sd_netlink_message *m, Link *link, const char *error_msg); +int route_remove(Route *route); +int route_remove_and_drop(Route *route); + +int route_get(Manager *manager, Link *link, const Route *in, Route **ret); + +int link_drop_managed_routes(Link *link); +int link_drop_foreign_routes(Link *link); +void link_foreignize_routes(Link *link); + +void route_cancel_request(Route *route, Link *link); +int link_request_route( + Link *link, + Route *route, + bool consume_object, + unsigned *message_counter, + route_netlink_handler_t netlink_handler, + Request **ret); +int link_request_static_routes(Link *link, bool only_ipv4); + +int manager_rtnl_process_route(sd_netlink *rtnl, sd_netlink_message *message, Manager *m); + +int network_add_ipv4ll_route(Network *network); +int network_add_default_route_on_device(Network *network); +void network_drop_invalid_routes(Network *network); + +DEFINE_NETWORK_CONFIG_STATE_FUNCTIONS(Route, route); +void link_mark_routes(Link *link, NetworkConfigSource source); + +CONFIG_PARSER_PROTOTYPE(config_parse_gateway); +CONFIG_PARSER_PROTOTYPE(config_parse_preferred_src); +CONFIG_PARSER_PROTOTYPE(config_parse_destination); +CONFIG_PARSER_PROTOTYPE(config_parse_route_priority); +CONFIG_PARSER_PROTOTYPE(config_parse_route_scope); +CONFIG_PARSER_PROTOTYPE(config_parse_route_table); +CONFIG_PARSER_PROTOTYPE(config_parse_route_boolean); +CONFIG_PARSER_PROTOTYPE(config_parse_ipv6_route_preference); +CONFIG_PARSER_PROTOTYPE(config_parse_route_protocol); +CONFIG_PARSER_PROTOTYPE(config_parse_route_type); +CONFIG_PARSER_PROTOTYPE(config_parse_tcp_window); +CONFIG_PARSER_PROTOTYPE(config_parse_route_mtu); +CONFIG_PARSER_PROTOTYPE(config_parse_multipath_route); +CONFIG_PARSER_PROTOTYPE(config_parse_tcp_congestion); +CONFIG_PARSER_PROTOTYPE(config_parse_tcp_advmss); +CONFIG_PARSER_PROTOTYPE(config_parse_route_nexthop); -- cgit v1.2.3