src/udev/net/link-config.h

   1 /* SPDX-License-Identifier: LGPL-2.1-or-later */
   2 #pragma once
   3
   4 #include "sd-device.h"
   5 #include "sd-netlink.h"
   6
   7 #include "condition.h"
   8 #include "conf-parser.h"
   9 #include "cpu-set-util.h"
  10 #include "ethtool-util.h"
  11 #include "hashmap.h"
  12 #include "list.h"
  13 #include "net-condition.h"
  14 #include "netif-naming-scheme.h"
  15
  16 typedef struct LinkConfigContext LinkConfigContext;
  17 typedef struct LinkConfig LinkConfig;
  18
  19 typedef enum MACAddressPolicy {
  20         MAC_ADDRESS_POLICY_PERSISTENT,
  21         MAC_ADDRESS_POLICY_RANDOM,
  22         MAC_ADDRESS_POLICY_NONE,
  23         _MAC_ADDRESS_POLICY_MAX,
  24         _MAC_ADDRESS_POLICY_INVALID = -EINVAL,
  25 } MACAddressPolicy;
  26
  27 typedef struct Link {
  28         int ifindex;
  29         const char *ifname;
  30         const char *new_name;
  31         char **altnames;
  32
  33         LinkConfig *config;
  34         sd_device *device;
  35         sd_device *device_db_clone;
  36         sd_device_action_t action;
  37
  38         char *kind;
  39         const char *driver;
  40         uint16_t iftype;
  41         uint32_t flags;
  42         struct hw_addr_data hw_addr;
  43         struct hw_addr_data permanent_hw_addr;
  44         unsigned name_assign_type;
  45         unsigned addr_assign_type;
  46 } Link;
  47
  48 struct LinkConfig {
  49         char *filename;
  50         char **dropins;
  51
  52         NetMatch match;
  53         LIST_HEAD(Condition, conditions);
  54
  55         char *description;
  56         char **properties;
  57         char **import_properties;
  58         char **unset_properties;
  59         struct hw_addr_data hw_addr;
  60         MACAddressPolicy mac_address_policy;
  61         NamePolicy *name_policy;
  62         NamePolicy *alternative_names_policy;
  63         char *name;
  64         char **alternative_names;
  65         char *alias;
  66         uint32_t txqueues;
  67         uint32_t rxqueues;
  68         uint32_t txqueuelen;
  69         uint32_t mtu;
  70         uint32_t gso_max_segments;
  71         size_t gso_max_size;
  72         uint64_t speed;
  73         Duplex duplex;
  74         int autonegotiation;
  75         uint32_t advertise[N_ADVERTISE];
  76         uint32_t wol;
  77         char *wol_password_file;
  78         uint8_t *wol_password;
  79         NetDevPort port;
  80         int features[_NET_DEV_FEAT_MAX];
  81         netdev_channels channels;
  82         netdev_ring_param ring;
  83         int rx_flow_control;
  84         int tx_flow_control;
  85         int autoneg_flow_control;
  86         netdev_coalesce_param coalesce;
  87         uint8_t mdi;
  88         CPUSet *rps_cpu_mask;
  89
  90         uint32_t sr_iov_num_vfs;
  91         OrderedHashmap *sr_iov_by_section;
  92
  93         LIST_FIELDS(LinkConfig, configs);
  94 };
  95
  96 int link_config_ctx_new(LinkConfigContext **ret);
  97 LinkConfigContext* link_config_ctx_free(LinkConfigContext *ctx);
  98 DEFINE_TRIVIAL_CLEANUP_FUNC(LinkConfigContext*, link_config_ctx_free);
  99
 100 int link_load_one(LinkConfigContext *ctx, const char *filename);
 101 int link_config_load(LinkConfigContext *ctx);
 102 bool link_config_should_reload(LinkConfigContext *ctx);
 103
 104 int link_new(LinkConfigContext *ctx, sd_netlink **rtnl, sd_device *device, sd_device *device_db_clone, Link **ret);
 105 Link *link_free(Link *link);
 106 DEFINE_TRIVIAL_CLEANUP_FUNC(Link*, link_free);
 107
 108 int link_get_config(LinkConfigContext *ctx, Link *link);
 109 int link_apply_config(LinkConfigContext *ctx, sd_netlink **rtnl, Link *link, bool test);
 110
 111 const char *mac_address_policy_to_string(MACAddressPolicy p) _const_;
 112 MACAddressPolicy mac_address_policy_from_string(const char *p) _pure_;
 113
 114 /* gperf lookup function */
 115 const struct ConfigPerfItem* link_config_gperf_lookup(const char *key, GPERF_LEN_TYPE length);
 116
 117 CONFIG_PARSER_PROTOTYPE(config_parse_udev_property);
 118 CONFIG_PARSER_PROTOTYPE(config_parse_udev_property_name);
 119 CONFIG_PARSER_PROTOTYPE(config_parse_ifalias);
 120 CONFIG_PARSER_PROTOTYPE(config_parse_rx_tx_queues);
 121 CONFIG_PARSER_PROTOTYPE(config_parse_txqueuelen);
 122 CONFIG_PARSER_PROTOTYPE(config_parse_wol_password);
 123 CONFIG_PARSER_PROTOTYPE(config_parse_mac_address_policy);
 124 CONFIG_PARSER_PROTOTYPE(config_parse_name_policy);
 125 CONFIG_PARSER_PROTOTYPE(config_parse_alternative_names_policy);
 126 CONFIG_PARSER_PROTOTYPE(config_parse_rps_cpu_mask);