nl802154: add support for security layer

This patch adds support for accessing mac802154 llsec implementation
over nl802154. I added for a new Kconfig entry to provide this
functionality CONFIG_IEEE802154_NL802154_EXPERIMENTAL. This interface is
still in development. It provides to change security parameters and
add/del/dump entries of security tables. Later we can add also a get to
get an entry by unique identifier.

Cc: Phoebe Buckheister <phoebe.buckheister@itwm.fraunhofer.de>
Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>

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
@@ -176,6 +231,82 @@ struct ieee802154_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

include/net/ieee802154_netdev.h

@@ -234,38 +234,6 @@ static inline struct ieee802154_mac_cb *mac_cb_init(struct sk_buff *skb)
 	return mac_cb(skb);
 }
 
-#define IEEE802154_LLSEC_KEY_SIZE 16
-
-struct ieee802154_llsec_key_id {
-	u8 mode;
-	u8 id;
-	union {
-		struct ieee802154_addr device_addr;
-		__le32 short_source;
-		__le64 extended_source;
-	};
-};
-
-struct ieee802154_llsec_key {
-	u8 frame_types;
-	u32 cmd_frame_ids;
-	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_device_key {
-	struct list_head list;
-
-	struct ieee802154_llsec_key_id key_id;
-	u32 frame_counter;
-};
-
 enum {
 	IEEE802154_LLSEC_DEVKEY_IGNORE,
 	IEEE802154_LLSEC_DEVKEY_RESTRICT,
@@ -274,49 +242,6 @@ enum {
 	__IEEE802154_LLSEC_DEVKEY_MAX,
 };
 
-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_seclevel {
-	struct list_head list;
-
-	u8 frame_type;
-	u8 cmd_frame_id;
-	bool device_override;
-	u32 sec_levels;
-};
-
-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;
-};
-
 #define IEEE802154_MAC_SCAN_ED		0
 #define IEEE802154_MAC_SCAN_ACTIVE	1
 #define IEEE802154_MAC_SCAN_PASSIVE	2

include/net/nl802154.h

@@ -56,6 +56,22 @@ enum nl802154_commands {
 
 	/* add new commands above here */
 
+#ifdef CONFIG_IEEE802154_NL802154_EXPERIMENTAL
+	NL802154_CMD_SET_SEC_PARAMS,
+	NL802154_CMD_GET_SEC_KEY,		/* can dump */
+	NL802154_CMD_NEW_SEC_KEY,
+	NL802154_CMD_DEL_SEC_KEY,
+	NL802154_CMD_GET_SEC_DEV,		/* can dump */
+	NL802154_CMD_NEW_SEC_DEV,
+	NL802154_CMD_DEL_SEC_DEV,
+	NL802154_CMD_GET_SEC_DEVKEY,		/* can dump */
+	NL802154_CMD_NEW_SEC_DEVKEY,
+	NL802154_CMD_DEL_SEC_DEVKEY,
+	NL802154_CMD_GET_SEC_LEVEL,		/* can dump */
+	NL802154_CMD_NEW_SEC_LEVEL,
+	NL802154_CMD_DEL_SEC_LEVEL,
+#endif /* CONFIG_IEEE802154_NL802154_EXPERIMENTAL */
+
 	/* used to define NL802154_CMD_MAX below */
 	__NL802154_CMD_AFTER_LAST,
 	NL802154_CMD_MAX = __NL802154_CMD_AFTER_LAST - 1
@@ -110,6 +126,18 @@ enum nl802154_attrs {
 
 	/* add attributes here, update the policy in nl802154.c */
 
+#ifdef CONFIG_IEEE802154_NL802154_EXPERIMENTAL
+	NL802154_ATTR_SEC_ENABLED,
+	NL802154_ATTR_SEC_OUT_LEVEL,
+	NL802154_ATTR_SEC_OUT_KEY_ID,
+	NL802154_ATTR_SEC_FRAME_COUNTER,
+
+	NL802154_ATTR_SEC_LEVEL,
+	NL802154_ATTR_SEC_DEVICE,
+	NL802154_ATTR_SEC_DEVKEY,
+	NL802154_ATTR_SEC_KEY,
+#endif /* CONFIG_IEEE802154_NL802154_EXPERIMENTAL */
+
 	__NL802154_ATTR_AFTER_LAST,
 	NL802154_ATTR_MAX = __NL802154_ATTR_AFTER_LAST - 1
 };
@@ -247,4 +275,167 @@ enum nl802154_supported_bool_states {
 	NL802154_SUPPORTED_BOOL_MAX = __NL802154_SUPPORTED_BOOL_AFTER_LAST - 1
 };
 
+#ifdef CONFIG_IEEE802154_NL802154_EXPERIMENTAL
+
+enum nl802154_dev_addr_modes {
+	NL802154_DEV_ADDR_NONE,
+	__NL802154_DEV_ADDR_INVALID,
+	NL802154_DEV_ADDR_SHORT,
+	NL802154_DEV_ADDR_EXTENDED,
+
+	/* keep last */
+	__NL802154_DEV_ADDR_AFTER_LAST,
+	NL802154_DEV_ADDR_MAX = __NL802154_DEV_ADDR_AFTER_LAST - 1
+};
+
+enum nl802154_dev_addr_attrs {
+	NL802154_DEV_ADDR_ATTR_UNSPEC,
+
+	NL802154_DEV_ADDR_ATTR_PAN_ID,
+	NL802154_DEV_ADDR_ATTR_MODE,
+	NL802154_DEV_ADDR_ATTR_SHORT,
+	NL802154_DEV_ADDR_ATTR_EXTENDED,
+
+	/* keep last */
+	__NL802154_DEV_ADDR_ATTR_AFTER_LAST,
+	NL802154_DEV_ADDR_ATTR_MAX = __NL802154_DEV_ADDR_ATTR_AFTER_LAST - 1
+};
+
+enum nl802154_key_id_modes {
+	NL802154_KEY_ID_MODE_IMPLICIT,
+	NL802154_KEY_ID_MODE_INDEX,
+	NL802154_KEY_ID_MODE_INDEX_SHORT,
+	NL802154_KEY_ID_MODE_INDEX_EXTENDED,
+
+	/* keep last */
+	__NL802154_KEY_ID_MODE_AFTER_LAST,
+	NL802154_KEY_ID_MODE_MAX = __NL802154_KEY_ID_MODE_AFTER_LAST - 1
+};
+
+enum nl802154_key_id_attrs {
+	NL802154_KEY_ID_ATTR_UNSPEC,
+
+	NL802154_KEY_ID_ATTR_MODE,
+	NL802154_KEY_ID_ATTR_INDEX,
+	NL802154_KEY_ID_ATTR_IMPLICIT,
+	NL802154_KEY_ID_ATTR_SOURCE_SHORT,
+	NL802154_KEY_ID_ATTR_SOURCE_EXTENDED,
+
+	/* keep last */
+	__NL802154_KEY_ID_ATTR_AFTER_LAST,
+	NL802154_KEY_ID_ATTR_MAX = __NL802154_KEY_ID_ATTR_AFTER_LAST - 1
+};
+
+enum nl802154_seclevels {
+	NL802154_SECLEVEL_NONE,
+	NL802154_SECLEVEL_MIC32,
+	NL802154_SECLEVEL_MIC64,
+	NL802154_SECLEVEL_MIC128,
+	NL802154_SECLEVEL_ENC,
+	NL802154_SECLEVEL_ENC_MIC32,
+	NL802154_SECLEVEL_ENC_MIC64,
+	NL802154_SECLEVEL_ENC_MIC128,
+
+	/* keep last */
+	__NL802154_SECLEVEL_AFTER_LAST,
+	NL802154_SECLEVEL_MAX = __NL802154_SECLEVEL_AFTER_LAST - 1
+};
+
+enum nl802154_frames {
+	NL802154_FRAME_BEACON,
+	NL802154_FRAME_DATA,
+	NL802154_FRAME_ACK,
+	NL802154_FRAME_CMD,
+
+	/* keep last */
+	__NL802154_FRAME_AFTER_LAST,
+	NL802154_FRAME_MAX = __NL802154_FRAME_AFTER_LAST - 1
+};
+
+enum nl802154_cmd_frames {
+	__NL802154_CMD_FRAME_INVALID,
+	NL802154_CMD_FRAME_ASSOC_REQUEST,
+	NL802154_CMD_FRAME_ASSOC_RESPONSE,
+	NL802154_CMD_FRAME_DISASSOC_NOTIFY,
+	NL802154_CMD_FRAME_DATA_REQUEST,
+	NL802154_CMD_FRAME_PAN_ID_CONFLICT_NOTIFY,
+	NL802154_CMD_FRAME_ORPHAN_NOTIFY,
+	NL802154_CMD_FRAME_BEACON_REQUEST,
+	NL802154_CMD_FRAME_COORD_REALIGNMENT,
+	NL802154_CMD_FRAME_GTS_REQUEST,
+
+	/* keep last */
+	__NL802154_CMD_FRAME_AFTER_LAST,
+	NL802154_CMD_FRAME_MAX = __NL802154_CMD_FRAME_AFTER_LAST - 1
+};
+
+enum nl802154_seclevel_attrs {
+	NL802154_SECLEVEL_ATTR_UNSPEC,
+
+	NL802154_SECLEVEL_ATTR_LEVELS,
+	NL802154_SECLEVEL_ATTR_FRAME,
+	NL802154_SECLEVEL_ATTR_CMD_FRAME,
+	NL802154_SECLEVEL_ATTR_DEV_OVERRIDE,
+
+	/* keep last */
+	__NL802154_SECLEVEL_ATTR_AFTER_LAST,
+	NL802154_SECLEVEL_ATTR_MAX = __NL802154_SECLEVEL_ATTR_AFTER_LAST - 1
+};
+
+/* TODO what is this? couldn't find in mib */
+enum {
+	NL802154_DEVKEY_IGNORE,
+	NL802154_DEVKEY_RESTRICT,
+	NL802154_DEVKEY_RECORD,
+
+	/* keep last */
+	__NL802154_DEVKEY_AFTER_LAST,
+	NL802154_DEVKEY_MAX = __NL802154_DEVKEY_AFTER_LAST - 1
+};
+
+enum nl802154_dev {
+	NL802154_DEV_ATTR_UNSPEC,
+
+	NL802154_DEV_ATTR_FRAME_COUNTER,
+	NL802154_DEV_ATTR_PAN_ID,
+	NL802154_DEV_ATTR_SHORT_ADDR,
+	NL802154_DEV_ATTR_EXTENDED_ADDR,
+	NL802154_DEV_ATTR_SECLEVEL_EXEMPT,
+	NL802154_DEV_ATTR_KEY_MODE,
+
+	/* keep last */
+	__NL802154_DEV_ATTR_AFTER_LAST,
+	NL802154_DEV_ATTR_MAX = __NL802154_DEV_ATTR_AFTER_LAST - 1
+};
+
+enum nl802154_devkey {
+	NL802154_DEVKEY_ATTR_UNSPEC,
+
+	NL802154_DEVKEY_ATTR_FRAME_COUNTER,
+	NL802154_DEVKEY_ATTR_EXTENDED_ADDR,
+	NL802154_DEVKEY_ATTR_ID,
+
+	/* keep last */
+	__NL802154_DEVKEY_ATTR_AFTER_LAST,
+	NL802154_DEVKEY_ATTR_MAX = __NL802154_DEVKEY_ATTR_AFTER_LAST - 1
+};
+
+enum nl802154_key {
+	NL802154_KEY_ATTR_UNSPEC,
+
+	NL802154_KEY_ATTR_ID,
+	NL802154_KEY_ATTR_USAGE_FRAMES,
+	NL802154_KEY_ATTR_USAGE_CMDS,
+	NL802154_KEY_ATTR_BYTES,
+
+	/* keep last */
+	__NL802154_KEY_ATTR_AFTER_LAST,
+	NL802154_KEY_ATTR_MAX = __NL802154_KEY_ATTR_AFTER_LAST - 1
+};
+
+#define NL802154_KEY_SIZE		16
+#define NL802154_CMD_FRAME_NR_IDS	256
+
+#endif /* CONFIG_IEEE802154_NL802154_EXPERIMENTAL */
+
 #endif /* __NL802154_H */

net/ieee802154/Kconfig

@@ -12,6 +12,11 @@ menuconfig IEEE802154
 
 if IEEE802154
 
+config IEEE802154_NL802154_EXPERIMENTAL
+	bool "IEEE 802.15.4 experimental netlink support"
+	---help---
+	  Adds experimental netlink support for nl802154.
+
 config IEEE802154_SOCKET
 	tristate "IEEE 802.15.4 socket interface"
 	default y

net/ieee802154/core.c

@@ -95,6 +95,18 @@ cfg802154_rdev_by_wpan_phy_idx(int wpan_phy_idx)
 	return result;
 }
 
+struct wpan_phy *wpan_phy_idx_to_wpan_phy(int wpan_phy_idx)
+{
+	struct cfg802154_registered_device *rdev;
+
+	ASSERT_RTNL();
+
+	rdev = cfg802154_rdev_by_wpan_phy_idx(wpan_phy_idx);
+	if (!rdev)
+		return NULL;
+	return &rdev->wpan_phy;
+}
+
 struct wpan_phy *
 wpan_phy_new(const struct cfg802154_ops *ops, size_t priv_size)
 {

net/ieee802154/core.h

@@ -42,5 +42,6 @@ extern int cfg802154_rdev_list_generation;
 void cfg802154_dev_free(struct cfg802154_registered_device *rdev);
 struct cfg802154_registered_device *
 cfg802154_rdev_by_wpan_phy_idx(int wpan_phy_idx);
+struct wpan_phy *wpan_phy_idx_to_wpan_phy(int wpan_phy_idx);
 
 #endif /* __IEEE802154_CORE_H */

net/ieee802154/rdev-ops.h

@@ -208,4 +208,113 @@ rdev_set_ackreq_default(struct cfg802154_registered_device *rdev,
 	return ret;
 }
 
+#ifdef CONFIG_IEEE802154_NL802154_EXPERIMENTAL
+/* TODO this is already a nl802154, so move into ieee802154 */
+static inline void
+rdev_get_llsec_table(struct cfg802154_registered_device *rdev,
+		     struct wpan_dev *wpan_dev,
+		     struct ieee802154_llsec_table **table)
+{
+	rdev->ops->get_llsec_table(&rdev->wpan_phy, wpan_dev, table);
+}
+
+static inline void
+rdev_lock_llsec_table(struct cfg802154_registered_device *rdev,
+		      struct wpan_dev *wpan_dev)
+{
+	rdev->ops->lock_llsec_table(&rdev->wpan_phy, wpan_dev);
+}
+
+static inline void
+rdev_unlock_llsec_table(struct cfg802154_registered_device *rdev,
+			struct wpan_dev *wpan_dev)
+{
+	rdev->ops->unlock_llsec_table(&rdev->wpan_phy, wpan_dev);
+}
+
+static inline int
+rdev_get_llsec_params(struct cfg802154_registered_device *rdev,
+		      struct wpan_dev *wpan_dev,
+		      struct ieee802154_llsec_params *params)
+{
+	return rdev->ops->get_llsec_params(&rdev->wpan_phy, wpan_dev, params);
+}
+
+static inline int
+rdev_set_llsec_params(struct cfg802154_registered_device *rdev,
+		      struct wpan_dev *wpan_dev,
+		      const struct ieee802154_llsec_params *params,
+		      u32 changed)
+{
+	return rdev->ops->set_llsec_params(&rdev->wpan_phy, wpan_dev, params,
+					   changed);
+}
+
+static inline int
+rdev_add_llsec_key(struct cfg802154_registered_device *rdev,
+		   struct wpan_dev *wpan_dev,
+		   const struct ieee802154_llsec_key_id *id,
+		   const struct ieee802154_llsec_key *key)
+{
+	return rdev->ops->add_llsec_key(&rdev->wpan_phy, wpan_dev, id, key);
+}
+
+static inline int
+rdev_del_llsec_key(struct cfg802154_registered_device *rdev,
+		   struct wpan_dev *wpan_dev,
+		   const struct ieee802154_llsec_key_id *id)
+{
+	return rdev->ops->del_llsec_key(&rdev->wpan_phy, wpan_dev, id);
+}
+
+static inline int
+rdev_add_seclevel(struct cfg802154_registered_device *rdev,
+		  struct wpan_dev *wpan_dev,
+		  const struct ieee802154_llsec_seclevel *sl)
+{
+	return rdev->ops->add_seclevel(&rdev->wpan_phy, wpan_dev, sl);
+}
+
+static inline int
+rdev_del_seclevel(struct cfg802154_registered_device *rdev,
+		  struct wpan_dev *wpan_dev,
+		  const struct ieee802154_llsec_seclevel *sl)
+{
+	return rdev->ops->del_seclevel(&rdev->wpan_phy, wpan_dev, sl);
+}
+
+static inline int
+rdev_add_device(struct cfg802154_registered_device *rdev,
+		struct wpan_dev *wpan_dev,
+		const struct ieee802154_llsec_device *dev_desc)
+{
+	return rdev->ops->add_device(&rdev->wpan_phy, wpan_dev, dev_desc);
+}
+
+static inline int
+rdev_del_device(struct cfg802154_registered_device *rdev,
+		struct wpan_dev *wpan_dev, __le64 extended_addr)
+{
+	return rdev->ops->del_device(&rdev->wpan_phy, wpan_dev, extended_addr);
+}
+
+static inline int
+rdev_add_devkey(struct cfg802154_registered_device *rdev,
+		struct wpan_dev *wpan_dev, __le64 extended_addr,
+		const struct ieee802154_llsec_device_key *devkey)
+{
+	return rdev->ops->add_devkey(&rdev->wpan_phy, wpan_dev, extended_addr,
+				     devkey);
+}
+
+static inline int
+rdev_del_devkey(struct cfg802154_registered_device *rdev,
+		struct wpan_dev *wpan_dev, __le64 extended_addr,
+		const struct ieee802154_llsec_device_key *devkey)
+{
+	return rdev->ops->del_devkey(&rdev->wpan_phy, wpan_dev, extended_addr,
+				     devkey);
+}
+#endif /* CONFIG_IEEE802154_NL802154_EXPERIMENTAL */
+
 #endif /* __CFG802154_RDEV_OPS */

net/mac802154/cfg.c

@@ -266,6 +266,195 @@ ieee802154_set_ackreq_default(struct wpan_phy *wpan_phy,
 	return 0;
 }
 
+#ifdef CONFIG_IEEE802154_NL802154_EXPERIMENTAL
+static void
+ieee802154_get_llsec_table(struct wpan_phy *wpan_phy,
+			   struct wpan_dev *wpan_dev,
+			   struct ieee802154_llsec_table **table)
+{
+	struct net_device *dev = wpan_dev->netdev;
+	struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
+
+	*table = &sdata->sec.table;
+}
+
+static void
+ieee802154_lock_llsec_table(struct wpan_phy *wpan_phy,
+			    struct wpan_dev *wpan_dev)
+{
+	struct net_device *dev = wpan_dev->netdev;
+	struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
+
+	mutex_lock(&sdata->sec_mtx);
+}
+
+static void
+ieee802154_unlock_llsec_table(struct wpan_phy *wpan_phy,
+			      struct wpan_dev *wpan_dev)
+{
+	struct net_device *dev = wpan_dev->netdev;
+	struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
+
+	mutex_unlock(&sdata->sec_mtx);
+}
+
+static int
+ieee802154_set_llsec_params(struct wpan_phy *wpan_phy,
+			    struct wpan_dev *wpan_dev,
+			    const struct ieee802154_llsec_params *params,
+			    int changed)
+{
+	struct net_device *dev = wpan_dev->netdev;
+	struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
+	int res;
+
+	mutex_lock(&sdata->sec_mtx);
+	res = mac802154_llsec_set_params(&sdata->sec, params, changed);
+	mutex_unlock(&sdata->sec_mtx);
+
+	return res;
+}
+
+static int
+ieee802154_get_llsec_params(struct wpan_phy *wpan_phy,
+			    struct wpan_dev *wpan_dev,
+			    struct ieee802154_llsec_params *params)
+{
+	struct net_device *dev = wpan_dev->netdev;
+	struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
+	int res;
+
+	mutex_lock(&sdata->sec_mtx);
+	res = mac802154_llsec_get_params(&sdata->sec, params);
+	mutex_unlock(&sdata->sec_mtx);
+
+	return res;
+}
+
+static int
+ieee802154_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)
+{
+	struct net_device *dev = wpan_dev->netdev;
+	struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
+	int res;
+
+	mutex_lock(&sdata->sec_mtx);
+	res = mac802154_llsec_key_add(&sdata->sec, id, key);
+	mutex_unlock(&sdata->sec_mtx);
+
+	return res;
+}
+
+static int
+ieee802154_del_llsec_key(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev,
+			 const struct ieee802154_llsec_key_id *id)
+{
+	struct net_device *dev = wpan_dev->netdev;
+	struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
+	int res;
+
+	mutex_lock(&sdata->sec_mtx);
+	res = mac802154_llsec_key_del(&sdata->sec, id);
+	mutex_unlock(&sdata->sec_mtx);
+
+	return res;
+}
+
+static int
+ieee802154_add_seclevel(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev,
+			const struct ieee802154_llsec_seclevel *sl)
+{
+	struct net_device *dev = wpan_dev->netdev;
+	struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
+	int res;
+
+	mutex_lock(&sdata->sec_mtx);
+	res = mac802154_llsec_seclevel_add(&sdata->sec, sl);
+	mutex_unlock(&sdata->sec_mtx);
+
+	return res;
+}
+
+static int
+ieee802154_del_seclevel(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev,
+			const struct ieee802154_llsec_seclevel *sl)
+{
+	struct net_device *dev = wpan_dev->netdev;
+	struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
+	int res;
+
+	mutex_lock(&sdata->sec_mtx);
+	res = mac802154_llsec_seclevel_del(&sdata->sec, sl);
+	mutex_unlock(&sdata->sec_mtx);
+
+	return res;
+}
+
+static int
+ieee802154_add_device(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev,
+		      const struct ieee802154_llsec_device *dev_desc)
+{
+	struct net_device *dev = wpan_dev->netdev;
+	struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
+	int res;
+
+	mutex_lock(&sdata->sec_mtx);
+	res = mac802154_llsec_dev_add(&sdata->sec, dev_desc);
+	mutex_unlock(&sdata->sec_mtx);
+
+	return res;
+}
+
+static int
+ieee802154_del_device(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev,
+		      __le64 extended_addr)
+{
+	struct net_device *dev = wpan_dev->netdev;
+	struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
+	int res;
+
+	mutex_lock(&sdata->sec_mtx);
+	res = mac802154_llsec_dev_del(&sdata->sec, extended_addr);
+	mutex_unlock(&sdata->sec_mtx);
+
+	return res;
+}
+
+static int
+ieee802154_add_devkey(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev,
+		      __le64 extended_addr,
+		      const struct ieee802154_llsec_device_key *key)
+{
+	struct net_device *dev = wpan_dev->netdev;
+	struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
+	int res;
+
+	mutex_lock(&sdata->sec_mtx);
+	res = mac802154_llsec_devkey_add(&sdata->sec, extended_addr, key);
+	mutex_unlock(&sdata->sec_mtx);
+
+	return res;
+}
+
+static int
+ieee802154_del_devkey(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev,
+		      __le64 extended_addr,
+		      const struct ieee802154_llsec_device_key *key)
+{
+	struct net_device *dev = wpan_dev->netdev;
+	struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
+	int res;
+
+	mutex_lock(&sdata->sec_mtx);
+	res = mac802154_llsec_devkey_del(&sdata->sec, extended_addr, key);
+	mutex_unlock(&sdata->sec_mtx);
+
+	return res;
+}
+#endif /* CONFIG_IEEE802154_NL802154_EXPERIMENTAL */
+
 const struct cfg802154_ops mac802154_config_ops = {
 	.add_virtual_intf_deprecated = ieee802154_add_iface_deprecated,
 	.del_virtual_intf_deprecated = ieee802154_del_iface_deprecated,
@@ -284,4 +473,20 @@ const struct cfg802154_ops mac802154_config_ops = {
 	.set_max_frame_retries = ieee802154_set_max_frame_retries,
 	.set_lbt_mode = ieee802154_set_lbt_mode,
 	.set_ackreq_default = ieee802154_set_ackreq_default,
+#ifdef CONFIG_IEEE802154_NL802154_EXPERIMENTAL
+	.get_llsec_table = ieee802154_get_llsec_table,
+	.lock_llsec_table = ieee802154_lock_llsec_table,
+	.unlock_llsec_table = ieee802154_unlock_llsec_table,
+	/* TODO above */
+	.set_llsec_params = ieee802154_set_llsec_params,
+	.get_llsec_params = ieee802154_get_llsec_params,
+	.add_llsec_key = ieee802154_add_llsec_key,
+	.del_llsec_key = ieee802154_del_llsec_key,
+	.add_seclevel = ieee802154_add_seclevel,
+	.del_seclevel = ieee802154_del_seclevel,
+	.add_device = ieee802154_add_device,
+	.del_device = ieee802154_del_device,
+	.add_devkey = ieee802154_add_devkey,
+	.del_devkey = ieee802154_del_devkey,
+#endif /* CONFIG_IEEE802154_NL802154_EXPERIMENTAL */
 };