src/network/networkd.h

   1 /***
   2   This file is part of systemd.
   3
   4   Copyright 2013 Tom Gundersen <teg@jklm.no>
   5
   6   systemd is free software; you can redistribute it and/or modify it
   7   under the terms of the GNU Lesser General Public License as published by
   8   the Free Software Foundation; either version 2.1 of the License, or
   9   (at your option) any later version.
  10
  11   systemd is distributed in the hope that it will be useful, but
  12   WITHOUT ANY WARRANTY; without even the implied warranty of
  13   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  14   Lesser General Public License for more details.
  15
  16   You should have received a copy of the GNU Lesser General Public License
  17   along with systemd; If not, see <http://www.gnu.org/licenses/>.
  18 ***/
  19
  20 #pragma once
  21
  22 #include <arpa/inet.h>
  23
  24 #include "sd-bus.h"
  25 #include "sd-event.h"
  26 #include "sd-netlink.h"
  27
  28 #include "hashmap.h"
  29 #include "list.h"
  30 #include "udev.h"
  31
  32 typedef struct Manager Manager;
  33
  34 #include "networkd-address-pool.h"
  35 #include "networkd-link.h"
  36 #include "networkd-network.h"
  37 #include "networkd-util.h"
  38
  39 struct Manager {
  40         sd_netlink *rtnl;
  41         sd_event *event;
  42         sd_event_source *bus_retry_event_source;
  43         sd_bus *bus;
  44         sd_bus_slot *prepare_for_sleep_slot;
  45         struct udev *udev;
  46         struct udev_monitor *udev_monitor;
  47         sd_event_source *udev_event_source;
  48
  49         bool enumerating:1;
  50         bool dirty:1;
  51
  52         Set *dirty_links;
  53
  54         char *state_file;
  55         LinkOperationalState operational_state;
  56
  57         Hashmap *links;
  58         Hashmap *netdevs;
  59         Hashmap *networks_by_name;
  60         LIST_HEAD(Network, networks);
  61         LIST_HEAD(AddressPool, address_pools);
  62
  63         usec_t network_dirs_ts_usec;
  64 };
  65
  66 extern const char* const network_dirs[];
  67
  68 /* Manager */
  69
  70 extern const sd_bus_vtable manager_vtable[];
  71
  72 int manager_new(Manager **ret);
  73 void manager_free(Manager *m);
  74
  75 int manager_connect_bus(Manager *m);
  76 int manager_run(Manager *m);
  77
  78 int manager_load_config(Manager *m);
  79 bool manager_should_reload(Manager *m);
  80
  81 int manager_rtnl_enumerate_links(Manager *m);
  82 int manager_rtnl_enumerate_addresses(Manager *m);
  83 int manager_rtnl_enumerate_routes(Manager *m);
  84
  85 int manager_rtnl_process_address(sd_netlink *nl, sd_netlink_message *message, void *userdata);
  86 int manager_rtnl_process_route(sd_netlink *nl, sd_netlink_message *message, void *userdata);
  87
  88 int manager_send_changed(Manager *m, const char *property, ...) _sentinel_;
  89 void manager_dirty(Manager *m);
  90
  91 int manager_address_pool_acquire(Manager *m, int family, unsigned prefixlen, union in_addr_union *found);
  92
  93 Link* manager_find_uplink(Manager *m, Link *exclude);
  94
  95 DEFINE_TRIVIAL_CLEANUP_FUNC(Manager*, manager_free);
  96 #define _cleanup_manager_free_ _cleanup_(manager_freep)