MACsec: Add driver_ops

This defines new driver_ops to be used with MACsec.

Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com>

src/drivers/driver.h

@@ -1305,6 +1305,15 @@ enum tdls_peer_capability {
 	TDLS_PEER_WMM = BIT(2),
 };
 
+#ifdef CONFIG_MACSEC
+struct macsec_init_params {
+	Boolean always_include_sci;
+	Boolean use_es;
+	Boolean use_scb;
+};
+#endif /* CONFIG_MACSEC */
+
+
 /**
  * struct wpa_driver_ops - Driver interface API definition
  *
@@ -2786,6 +2795,203 @@ struct wpa_driver_ops {
 	 * Returns: Length of written status information or -1 on failure
 	 */
 	int (*status)(void *priv, char *buf, size_t buflen);
+
+#ifdef CONFIG_MACSEC
+	int (*macsec_init)(void *priv, struct macsec_init_params *params);
+
+	int (*macsec_deinit)(void *priv);
+
+	/**
+	 * enable_protect_frames - Set protect frames status
+	 * @priv: Private driver interface data
+	 * @enabled: TRUE = protect frames enabled
+	 *           FALSE = protect frames disabled
+	 * Returns: 0 on success, -1 on failure (or if not supported)
+	 */
+	int (*enable_protect_frames)(void *priv, Boolean enabled);
+
+	/**
+	 * set_replay_protect - Set replay protect status and window size
+	 * @priv: Private driver interface data
+	 * @enabled: TRUE = replay protect enabled
+	 *           FALSE = replay protect disabled
+	 * @window: replay window size, valid only when replay protect enabled
+	 * Returns: 0 on success, -1 on failure (or if not supported)
+	 */
+	int (*set_replay_protect)(void *priv, Boolean enabled, u32 window);
+
+	/**
+	 * set_current_cipher_suite - Set current cipher suite
+	 * @priv: Private driver interface data
+	 * @cs: EUI64 identifier
+	 * @cs_len: Length of the cs buffer in octets
+	 * Returns: 0 on success, -1 on failure (or if not supported)
+	 */
+	int (*set_current_cipher_suite)(void *priv, const u8 *cs,
+					size_t cs_len);
+
+	/**
+	 * enable_controlled_port - Set controlled port status
+	 * @priv: Private driver interface data
+	 * @enabled: TRUE = controlled port enabled
+	 *           FALSE = controlled port disabled
+	 * Returns: 0 on success, -1 on failure (or if not supported)
+	 */
+	int (*enable_controlled_port)(void *priv, Boolean enabled);
+
+	/**
+	 * get_receive_lowest_pn - Get receive lowest pn
+	 * @priv: Private driver interface data
+	 * @channel: secure channel
+	 * @an: association number
+	 * @lowest_pn: lowest accept pn
+	 * Returns: 0 on success, -1 on failure (or if not supported)
+	 */
+	int (*get_receive_lowest_pn)(void *priv, u32 channel, u8 an,
+				     u32 *lowest_pn);
+
+	/**
+	 * get_transmit_next_pn - Get transmit next pn
+	 * @priv: Private driver interface data
+	 * @channel: secure channel
+	 * @an: association number
+	 * @next_pn: next pn
+	 * Returns: 0 on success, -1 on failure (or if not supported)
+	 */
+	int (*get_transmit_next_pn)(void *priv, u32 channel, u8 an,
+				    u32 *next_pn);
+
+	/**
+	 * set_transmit_next_pn - Set transmit next pn
+	 * @priv: Private driver interface data
+	 * @channel: secure channel
+	 * @an: association number
+	 * @next_pn: next pn
+	 * Returns: 0 on success, -1 on failure (or if not supported)
+	 */
+	int (*set_transmit_next_pn)(void *priv, u32 channel, u8 an,
+				    u32 next_pn);
+
+	/**
+	 * get_available_receive_sc - get available receive channel
+	 * @priv: Private driver interface data
+	 * @channel: secure channel
+	 * Returns: 0 on success, -1 on failure (or if not supported)
+	 */
+	int (*get_available_receive_sc)(void *priv, u32 *channel);
+
+	/**
+	 * create_receive_sc - create secure channel for receiving
+	 * @priv: Private driver interface data
+	 * @channel: secure channel
+	 * @sci_addr: secure channel identifier - address
+	 * @sci_port: secure channel identifier - port
+	 * @conf_offset: confidentiality offset (0, 30, or 50)
+	 * @validation: frame validation policy (0 = Disabled, 1 = Checked,
+	 *	2 = Strict)
+	 * Returns: 0 on success, -1 on failure (or if not supported)
+	 */
+	int (*create_receive_sc)(void *priv, u32 channel, const u8 *sci_addr,
+				 u16 sci_port, unsigned int conf_offset,
+				 int validation);
+
+	/**
+	 * delete_receive_sc - delete secure connection for receiving
+	 * @priv: private driver interface data from init()
+	 * @channel: secure channel
+	 * Returns: 0 on success, -1 on failure
+	 */
+	int (*delete_receive_sc)(void *priv, u32 channel);
+
+	/**
+	 * create_receive_sa - create secure association for receive
+	 * @priv: private driver interface data from init()
+	 * @channel: secure channel
+	 * @an: association number
+	 * @lowest_pn: the lowest packet number can be received
+	 * @sak: the secure association key
+	 * Returns: 0 on success, -1 on failure
+	 */
+	int (*create_receive_sa)(void *priv, u32 channel, u8 an,
+				 u32 lowest_pn, const u8 *sak);
+
+	/**
+	 * enable_receive_sa - enable the SA for receive
+	 * @priv: private driver interface data from init()
+	 * @channel: secure channel
+	 * @an: association number
+	 * Returns: 0 on success, -1 on failure
+	 */
+	int (*enable_receive_sa)(void *priv, u32 channel, u8 an);
+
+	/**
+	 * disable_receive_sa - disable SA for receive
+	 * @priv: private driver interface data from init()
+	 * @channel: secure channel index
+	 * @an: association number
+	 * Returns: 0 on success, -1 on failure
+	 */
+	int (*disable_receive_sa)(void *priv, u32 channel, u8 an);
+
+	/**
+	 * get_available_transmit_sc - get available transmit channel
+	 * @priv: Private driver interface data
+	 * @channel: secure channel
+	 * Returns: 0 on success, -1 on failure (or if not supported)
+	 */
+	int (*get_available_transmit_sc)(void *priv, u32 *channel);
+
+	/**
+	 * create_transmit_sc - create secure connection for transmit
+	 * @priv: private driver interface data from init()
+	 * @channel: secure channel
+	 * @sci_addr: secure channel identifier - address
+	 * @sci_port: secure channel identifier - port
+	 * Returns: 0 on success, -1 on failure
+	 */
+	int (*create_transmit_sc)(void *priv, u32 channel, const u8 *sci_addr,
+				  u16 sci_port, unsigned int conf_offset);
+
+	/**
+	 * delete_transmit_sc - delete secure connection for transmit
+	 * @priv: private driver interface data from init()
+	 * @channel: secure channel
+	 * Returns: 0 on success, -1 on failure
+	 */
+	int (*delete_transmit_sc)(void *priv, u32 channel);
+
+	/**
+	 * create_transmit_sa - create secure association for transmit
+	 * @priv: private driver interface data from init()
+	 * @channel: secure channel index
+	 * @an: association number
+	 * @next_pn: the packet number used as next transmit packet
+	 * @confidentiality: True if the SA is to provide confidentiality
+	 *                   as well as integrity
+	 * @sak: the secure association key
+	 * Returns: 0 on success, -1 on failure
+	 */
+	int (*create_transmit_sa)(void *priv, u32 channel, u8 an, u32 next_pn,
+				  Boolean confidentiality, const u8 *sak);
+
+	/**
+	 * enable_transmit_sa - enable SA for transmit
+	 * @priv: private driver interface data from init()
+	 * @channel: secure channel
+	 * @an: association number
+	 * Returns: 0 on success, -1 on failure
+	 */
+	int (*enable_transmit_sa)(void *priv, u32 channel, u8 an);
+
+	/**
+	 * disable_transmit_sa - disable SA for transmit
+	 * @priv: private driver interface data from init()
+	 * @channel: secure channel
+	 * @an: association number
+	 * Returns: 0 on success, -1 on failure
+	 */
+	int (*disable_transmit_sa)(void *priv, u32 channel, u8 an);
+#endif /* CONFIG_MACSEC */
 };
 
 

wpa_supplicant/driver_i.h

@@ -632,4 +632,199 @@ static inline int wpa_drv_vendor_cmd(struct wpa_supplicant *wpa_s,
 					 data, data_len, buf);
 }
 
+
+#ifdef CONFIG_MACSEC
+
+static inline int wpa_drv_macsec_init(struct wpa_supplicant *wpa_s,
+				      struct macsec_init_params *params)
+{
+	if (!wpa_s->driver->macsec_init)
+		return -1;
+	return wpa_s->driver->macsec_init(wpa_s->drv_priv, params);
+}
+
+static inline int wpa_drv_macsec_deinit(struct wpa_supplicant *wpa_s)
+{
+	if (!wpa_s->driver->macsec_deinit)
+		return -1;
+	return wpa_s->driver->macsec_deinit(wpa_s->drv_priv);
+}
+
+static inline int wpa_drv_enable_protect_frames(struct wpa_supplicant *wpa_s,
+						Boolean enabled)
+{
+	if (!wpa_s->driver->enable_protect_frames)
+		return -1;
+	return wpa_s->driver->enable_protect_frames(wpa_s->drv_priv, enabled);
+}
+
+static inline int wpa_drv_set_replay_protect(struct wpa_supplicant *wpa_s,
+					     Boolean enabled, u32 window)
+{
+	if (!wpa_s->driver->set_replay_protect)
+		return -1;
+	return wpa_s->driver->set_replay_protect(wpa_s->drv_priv, enabled,
+						 window);
+}
+
+static inline int wpa_drv_set_current_cipher_suite(struct wpa_supplicant *wpa_s,
+						   const u8 *cs, size_t cs_len)
+{
+	if (!wpa_s->driver->set_current_cipher_suite)
+		return -1;
+	return wpa_s->driver->set_current_cipher_suite(wpa_s->drv_priv, cs,
+						       cs_len);
+}
+
+static inline int wpa_drv_enable_controlled_port(struct wpa_supplicant *wpa_s,
+						 Boolean enabled)
+{
+	if (!wpa_s->driver->enable_controlled_port)
+		return -1;
+	return wpa_s->driver->enable_controlled_port(wpa_s->drv_priv, enabled);
+}
+
+static inline int wpa_drv_get_receive_lowest_pn(struct wpa_supplicant *wpa_s,
+						u32 channel, u8 an,
+						u32 *lowest_pn)
+{
+	if (!wpa_s->driver->get_receive_lowest_pn)
+		return -1;
+	return wpa_s->driver->get_receive_lowest_pn(wpa_s->drv_priv, channel,
+						    an, lowest_pn);
+}
+
+static inline int wpa_drv_get_transmit_next_pn(struct wpa_supplicant *wpa_s,
+						u32 channel, u8 an,
+						u32 *next_pn)
+{
+	if (!wpa_s->driver->get_transmit_next_pn)
+		return -1;
+	return wpa_s->driver->get_transmit_next_pn(wpa_s->drv_priv, channel,
+						    an, next_pn);
+}
+
+static inline int wpa_drv_set_transmit_next_pn(struct wpa_supplicant *wpa_s,
+						u32 channel, u8 an,
+						u32 next_pn)
+{
+	if (!wpa_s->driver->set_transmit_next_pn)
+		return -1;
+	return wpa_s->driver->set_transmit_next_pn(wpa_s->drv_priv, channel,
+						    an, next_pn);
+}
+
+static inline int wpa_drv_get_available_receive_sc(struct wpa_supplicant *wpa_s,
+						   u32 *channel)
+{
+	if (!wpa_s->driver->get_available_receive_sc)
+		return -1;
+	return wpa_s->driver->get_available_receive_sc(wpa_s->drv_priv,
+						       channel);
+}
+
+static inline int
+wpa_drv_create_receive_sc(struct wpa_supplicant *wpa_s, u32 channel,
+			  const u8 *sci_addr, u16 sci_port,
+			  unsigned int conf_offset, int validation)
+{
+	if (!wpa_s->driver->create_receive_sc)
+		return -1;
+	return wpa_s->driver->create_receive_sc(wpa_s->drv_priv, channel,
+						sci_addr, sci_port, conf_offset,
+						validation);
+}
+
+static inline int wpa_drv_delete_receive_sc(struct wpa_supplicant *wpa_s,
+					    u32 channel)
+{
+	if (!wpa_s->driver->delete_receive_sc)
+		return -1;
+	return wpa_s->driver->delete_receive_sc(wpa_s->drv_priv, channel);
+}
+
+static inline int wpa_drv_create_receive_sa(struct wpa_supplicant *wpa_s,
+					    u32 channel, u8 an,
+					    u32 lowest_pn, const u8 *sak)
+{
+	if (!wpa_s->driver->create_receive_sa)
+		return -1;
+	return wpa_s->driver->create_receive_sa(wpa_s->drv_priv, channel, an,
+						lowest_pn, sak);
+}
+
+static inline int wpa_drv_enable_receive_sa(struct wpa_supplicant *wpa_s,
+					    u32 channel, u8 an)
+{
+	if (!wpa_s->driver->enable_receive_sa)
+		return -1;
+	return wpa_s->driver->enable_receive_sa(wpa_s->drv_priv, channel, an);
+}
+
+static inline int wpa_drv_disable_receive_sa(struct wpa_supplicant *wpa_s,
+					     u32 channel, u8 an)
+{
+	if (!wpa_s->driver->disable_receive_sa)
+		return -1;
+	return wpa_s->driver->disable_receive_sa(wpa_s->drv_priv, channel, an);
+}
+
+static inline int
+wpa_drv_get_available_transmit_sc(struct wpa_supplicant *wpa_s, u32 *channel)
+{
+	if (!wpa_s->driver->get_available_transmit_sc)
+		return -1;
+	return wpa_s->driver->get_available_transmit_sc(wpa_s->drv_priv,
+							channel);
+}
+
+static inline int
+wpa_drv_create_transmit_sc(struct wpa_supplicant *wpa_s, u32 channel,
+			   const u8 *sci_addr, u16 sci_port,
+			   unsigned int conf_offset)
+{
+	if (!wpa_s->driver->create_transmit_sc)
+		return -1;
+	return wpa_s->driver->create_transmit_sc(wpa_s->drv_priv, channel,
+						 sci_addr, sci_port,
+						 conf_offset);
+}
+
+static inline int wpa_drv_delete_transmit_sc(struct wpa_supplicant *wpa_s,
+					     u32 channel)
+{
+	if (!wpa_s->driver->delete_transmit_sc)
+		return -1;
+	return wpa_s->driver->delete_transmit_sc(wpa_s->drv_priv, channel);
+}
+
+static inline int wpa_drv_create_transmit_sa(struct wpa_supplicant *wpa_s,
+					     u32 channel, u8 an,
+					     u32 next_pn,
+					     Boolean confidentiality,
+					     const u8 *sak)
+{
+	if (!wpa_s->driver->create_transmit_sa)
+		return -1;
+	return wpa_s->driver->create_transmit_sa(wpa_s->drv_priv, channel, an,
+						 next_pn, confidentiality, sak);
+}
+
+static inline int wpa_drv_enable_transmit_sa(struct wpa_supplicant *wpa_s,
+					     u32 channel, u8 an)
+{
+	if (!wpa_s->driver->enable_transmit_sa)
+		return -1;
+	return wpa_s->driver->enable_transmit_sa(wpa_s->drv_priv, channel, an);
+}
+
+static inline int wpa_drv_disable_transmit_sa(struct wpa_supplicant *wpa_s,
+					      u32 channel, u8 an)
+{
+	if (!wpa_s->driver->disable_transmit_sa)
+		return -1;
+	return wpa_s->driver->disable_transmit_sa(wpa_s->drv_priv, channel, an);
+}
+#endif /* CONFIG_MACSEC */
+
 #endif /* DRIVER_I_H */