src/libsystemd/sd-network/network-util.h

   1 /* SPDX-License-Identifier: LGPL-2.1-or-later */
   2 #pragma once
   3
   4 #include <inttypes.h>
   5 #include <stdbool.h>
   6
   7 #include "sd-device.h"
   8 #include "sd-network.h"
   9
  10 #include "macro.h"
  11
  12 bool network_is_online(void);
  13
  14 typedef enum LinkOperationalState {
  15         LINK_OPERSTATE_MISSING,
  16         LINK_OPERSTATE_OFF,
  17         LINK_OPERSTATE_NO_CARRIER,
  18         LINK_OPERSTATE_DORMANT,
  19         LINK_OPERSTATE_DEGRADED_CARRIER,
  20         LINK_OPERSTATE_CARRIER,
  21         LINK_OPERSTATE_DEGRADED,
  22         LINK_OPERSTATE_ENSLAVED,
  23         LINK_OPERSTATE_ROUTABLE,
  24         _LINK_OPERSTATE_MAX,
  25         _LINK_OPERSTATE_INVALID = -EINVAL,
  26 } LinkOperationalState;
  27
  28 typedef enum LinkCarrierState {
  29         LINK_CARRIER_STATE_OFF              = LINK_OPERSTATE_OFF,
  30         LINK_CARRIER_STATE_NO_CARRIER       = LINK_OPERSTATE_NO_CARRIER,
  31         LINK_CARRIER_STATE_DORMANT          = LINK_OPERSTATE_DORMANT,
  32         LINK_CARRIER_STATE_DEGRADED_CARRIER = LINK_OPERSTATE_DEGRADED_CARRIER,
  33         LINK_CARRIER_STATE_CARRIER          = LINK_OPERSTATE_CARRIER,
  34         LINK_CARRIER_STATE_ENSLAVED         = LINK_OPERSTATE_ENSLAVED,
  35         _LINK_CARRIER_STATE_MAX,
  36         _LINK_CARRIER_STATE_INVALID = -EINVAL,
  37 } LinkCarrierState;
  38
  39 typedef enum LinkAddressState {
  40         LINK_ADDRESS_STATE_OFF,
  41         LINK_ADDRESS_STATE_DEGRADED,
  42         LINK_ADDRESS_STATE_ROUTABLE,
  43         _LINK_ADDRESS_STATE_MAX,
  44         _LINK_ADDRESS_STATE_INVALID = -EINVAL,
  45 } LinkAddressState;
  46
  47 const char* link_operstate_to_string(LinkOperationalState s) _const_;
  48 LinkOperationalState link_operstate_from_string(const char *s) _pure_;
  49
  50 const char* link_carrier_state_to_string(LinkCarrierState s) _const_;
  51 LinkCarrierState link_carrier_state_from_string(const char *s) _pure_;
  52
  53 const char* link_address_state_to_string(LinkAddressState s) _const_;
  54 LinkAddressState link_address_state_from_string(const char *s) _pure_;
  55
  56 typedef struct LinkOperationalStateRange {
  57         LinkOperationalState min;
  58         LinkOperationalState max;
  59 } LinkOperationalStateRange;
  60
  61 #define LINK_OPERSTATE_RANGE_DEFAULT (LinkOperationalStateRange) { LINK_OPERSTATE_DEGRADED, \
  62                                                                    LINK_OPERSTATE_ROUTABLE }
  63
  64 int parse_operational_state_range(const char *str, LinkOperationalStateRange *out);
  65
  66 char *link_get_type_string(sd_device *device, unsigned short iftype);
  67 int net_get_unique_predictable_data(sd_device *device, bool use_sysname, uint64_t *result);
  68 const char *net_get_name_persistent(sd_device *device);