diff options
Diffstat (limited to 'include/net/cfg802154.h')
| -rw-r--r-- | include/net/cfg802154.h | 164 |
1 files changed, 164 insertions, 0 deletions
diff --git a/include/net/cfg802154.h b/include/net/cfg802154.h index 76b1ffaea..171cd7655 100644 --- a/include/net/cfg802154.h +++ b/include/net/cfg802154.h @@ -27,6 +27,16 @@ struct wpan_phy; struct wpan_phy_cca; +#ifdef CONFIG_IEEE802154_NL802154_EXPERIMENTAL +struct ieee802154_llsec_device_key; +struct ieee802154_llsec_seclevel; +struct ieee802154_llsec_params; +struct ieee802154_llsec_device; +struct ieee802154_llsec_table; +struct ieee802154_llsec_key_id; +struct ieee802154_llsec_key; +#endif /* CONFIG_IEEE802154_NL802154_EXPERIMENTAL */ + struct cfg802154_ops { struct net_device * (*add_virtual_intf_deprecated)(struct wpan_phy *wpan_phy, const char *name, @@ -65,6 +75,51 @@ struct cfg802154_ops { struct wpan_dev *wpan_dev, bool mode); int (*set_ackreq_default)(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev, bool ackreq); +#ifdef CONFIG_IEEE802154_NL802154_EXPERIMENTAL + void (*get_llsec_table)(struct wpan_phy *wpan_phy, + struct wpan_dev *wpan_dev, + struct ieee802154_llsec_table **table); + void (*lock_llsec_table)(struct wpan_phy *wpan_phy, + struct wpan_dev *wpan_dev); + void (*unlock_llsec_table)(struct wpan_phy *wpan_phy, + struct wpan_dev *wpan_dev); + /* TODO remove locking/get table callbacks, this is part of the + * nl802154 interface and should be accessible from ieee802154 layer. + */ + int (*get_llsec_params)(struct wpan_phy *wpan_phy, + struct wpan_dev *wpan_dev, + struct ieee802154_llsec_params *params); + int (*set_llsec_params)(struct wpan_phy *wpan_phy, + struct wpan_dev *wpan_dev, + const struct ieee802154_llsec_params *params, + int changed); + int (*add_llsec_key)(struct wpan_phy *wpan_phy, + struct wpan_dev *wpan_dev, + const struct ieee802154_llsec_key_id *id, + const struct ieee802154_llsec_key *key); + int (*del_llsec_key)(struct wpan_phy *wpan_phy, + struct wpan_dev *wpan_dev, + const struct ieee802154_llsec_key_id *id); + int (*add_seclevel)(struct wpan_phy *wpan_phy, + struct wpan_dev *wpan_dev, + const struct ieee802154_llsec_seclevel *sl); + int (*del_seclevel)(struct wpan_phy *wpan_phy, + struct wpan_dev *wpan_dev, + const struct ieee802154_llsec_seclevel *sl); + int (*add_device)(struct wpan_phy *wpan_phy, + struct wpan_dev *wpan_dev, + const struct ieee802154_llsec_device *dev); + int (*del_device)(struct wpan_phy *wpan_phy, + struct wpan_dev *wpan_dev, __le64 extended_addr); + int (*add_devkey)(struct wpan_phy *wpan_phy, + struct wpan_dev *wpan_dev, + __le64 extended_addr, + const struct ieee802154_llsec_device_key *key); + int (*del_devkey)(struct wpan_phy *wpan_phy, + struct wpan_dev *wpan_dev, + __le64 extended_addr, + const struct ieee802154_llsec_device_key *key); +#endif /* CONFIG_IEEE802154_NL802154_EXPERIMENTAL */ }; static inline bool @@ -167,6 +222,102 @@ struct wpan_phy { char priv[0] __aligned(NETDEV_ALIGN); }; +struct ieee802154_addr { + u8 mode; + __le16 pan_id; + union { + __le16 short_addr; + __le64 extended_addr; + }; +}; + +struct ieee802154_llsec_key_id { + u8 mode; + u8 id; + union { + struct ieee802154_addr device_addr; + __le32 short_source; + __le64 extended_source; + }; +}; + +#define IEEE802154_LLSEC_KEY_SIZE 16 + +struct ieee802154_llsec_key { + u8 frame_types; + u32 cmd_frame_ids; + /* TODO replace with NL802154_KEY_SIZE */ + u8 key[IEEE802154_LLSEC_KEY_SIZE]; +}; + +struct ieee802154_llsec_key_entry { + struct list_head list; + + struct ieee802154_llsec_key_id id; + struct ieee802154_llsec_key *key; +}; + +struct ieee802154_llsec_params { + bool enabled; + + __be32 frame_counter; + u8 out_level; + struct ieee802154_llsec_key_id out_key; + + __le64 default_key_source; + + __le16 pan_id; + __le64 hwaddr; + __le64 coord_hwaddr; + __le16 coord_shortaddr; +}; + +struct ieee802154_llsec_table { + struct list_head keys; + struct list_head devices; + struct list_head security_levels; +}; + +struct ieee802154_llsec_seclevel { + struct list_head list; + + u8 frame_type; + u8 cmd_frame_id; + bool device_override; + u32 sec_levels; +}; + +struct ieee802154_llsec_device { + struct list_head list; + + __le16 pan_id; + __le16 short_addr; + __le64 hwaddr; + u32 frame_counter; + bool seclevel_exempt; + + u8 key_mode; + struct list_head keys; +}; + +struct ieee802154_llsec_device_key { + struct list_head list; + + struct ieee802154_llsec_key_id key_id; + u32 frame_counter; +}; + +struct wpan_dev_header_ops { + /* TODO create callback currently assumes ieee802154_mac_cb inside + * skb->cb. This should be changed to give these information as + * parameter. + */ + int (*create)(struct sk_buff *skb, struct net_device *dev, + const struct ieee802154_addr *daddr, + const struct ieee802154_addr *saddr, + unsigned int len); +}; + struct wpan_dev { struct wpan_phy *wpan_phy; int iftype; @@ -175,6 +326,8 @@ struct wpan_dev { struct list_head list; struct net_device *netdev; + const struct wpan_dev_header_ops *header_ops; + /* lowpan interface, set when the wpan_dev belongs to one lowpan_dev */ struct net_device *lowpan_dev; @@ -205,6 +358,17 @@ struct wpan_dev { #define to_phy(_dev) container_of(_dev, struct wpan_phy, dev) +static inline int +wpan_dev_hard_header(struct sk_buff *skb, struct net_device *dev, + const struct ieee802154_addr *daddr, + const struct ieee802154_addr *saddr, + unsigned int len) +{ + struct wpan_dev *wpan_dev = dev->ieee802154_ptr; + + return wpan_dev->header_ops->create(skb, dev, daddr, saddr, len); +} + struct wpan_phy * wpan_phy_new(const struct cfg802154_ops *ops, size_t priv_size); static inline void wpan_phy_set_dev(struct wpan_phy *phy, struct device *dev) |