src/network/networkd.h

   1 #pragma once
   2
   3 /***
   4   This file is part of systemd.
   5
   6   Copyright 2013 Tom Gundersen <teg@jklm.no>
   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 <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)