src/udev/net/link-config.h

   1 /* SPDX-License-Identifier: LGPL-2.1+ */
   2 #pragma once
   3
   4 #include "sd-device.h"
   5
   6 #include "condition.h"
   7 #include "conf-parser.h"
   8 #include "ethtool-util.h"
   9 #include "list.h"
  10 #include "set.h"
  11
  12 typedef struct link_config_ctx link_config_ctx;
  13 typedef struct link_config link_config;
  14
  15 typedef enum MACAddressPolicy {
  16         MAC_ADDRESS_POLICY_PERSISTENT,
  17         MAC_ADDRESS_POLICY_RANDOM,
  18         MAC_ADDRESS_POLICY_NONE,
  19         _MAC_ADDRESS_POLICY_MAX,
  20         _MAC_ADDRESS_POLICY_INVALID = -1
  21 } MACAddressPolicy;
  22
  23 typedef enum NamePolicy {
  24         NAMEPOLICY_KERNEL,
  25         NAMEPOLICY_KEEP,
  26         NAMEPOLICY_DATABASE,
  27         NAMEPOLICY_ONBOARD,
  28         NAMEPOLICY_SLOT,
  29         NAMEPOLICY_PATH,
  30         NAMEPOLICY_MAC,
  31         _NAMEPOLICY_MAX,
  32         _NAMEPOLICY_INVALID = -1
  33 } NamePolicy;
  34
  35 struct link_config {
  36         char *filename;
  37
  38         Set *match_mac;
  39         char **match_path;
  40         char **match_driver;
  41         char **match_type;
  42         char **match_name;
  43         LIST_HEAD(Condition, conditions);
  44
  45         char *description;
  46         struct ether_addr *mac;
  47         MACAddressPolicy mac_address_policy;
  48         NamePolicy *name_policy;
  49         char *name;
  50         char *alias;
  51         uint32_t mtu;
  52         size_t speed;
  53         Duplex duplex;
  54         int autonegotiation;
  55         uint32_t advertise[N_ADVERTISE];
  56         WakeOnLan wol;
  57         NetDevPort port;
  58         int features[_NET_DEV_FEAT_MAX];
  59         netdev_channels channels;
  60
  61         LIST_FIELDS(link_config, links);
  62 };
  63
  64 int link_config_ctx_new(link_config_ctx **ret);
  65 void link_config_ctx_free(link_config_ctx *ctx);
  66 DEFINE_TRIVIAL_CLEANUP_FUNC(link_config_ctx*, link_config_ctx_free);
  67
  68 int link_load_one(link_config_ctx *ctx, const char *filename);
  69 int link_config_load(link_config_ctx *ctx);
  70 bool link_config_should_reload(link_config_ctx *ctx);
  71
  72 int link_config_get(link_config_ctx *ctx, sd_device *device, struct link_config **ret);
  73 int link_config_apply(link_config_ctx *ctx, struct link_config *config, sd_device *device, const char **name);
  74 int link_get_driver(link_config_ctx *ctx, sd_device *device, char **ret);
  75
  76 const char *name_policy_to_string(NamePolicy p) _const_;
  77 NamePolicy name_policy_from_string(const char *p) _pure_;
  78
  79 const char *mac_address_policy_to_string(MACAddressPolicy p) _const_;
  80 MACAddressPolicy mac_address_policy_from_string(const char *p) _pure_;
  81
  82 /* gperf lookup function */
  83 const struct ConfigPerfItem* link_config_gperf_lookup(const char *key, GPERF_LEN_TYPE length);
  84
  85 CONFIG_PARSER_PROTOTYPE(config_parse_mac_address_policy);
  86 CONFIG_PARSER_PROTOTYPE(config_parse_name_policy);