--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/eapol/eapol_framework/eapol_common/include/abs_eap_core.h Thu Dec 17 08:47:43 2009 +0200
@@ -0,0 +1,254 @@
+/*
+* Copyright (c) 2001-2006 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of the License "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description: EAP and WLAN authentication protocols.
+*
+*/
+
+
+
+
+#if !defined(_ABS_EAP_CORE_H_)
+#define _ABS_EAP_CORE_H_
+
+#include "eap_header.h"
+#include "eap_array.h"
+
+class eap_am_network_id_c;
+class eap_buf_chain_wr_c;
+class eap_configuration_field_c;
+class eap_variable_data_c;
+class abs_eap_base_type_c;
+class abs_eap_state_notification_c;
+class eap_base_type_c;
+class eap_rogue_ap_entry_c;
+class eap_master_session_key_c;
+
+
+/// This class defines the interface the eap_core_c class
+/// will use with the partner class (lower layer).
+class EAP_EXPORT abs_eap_core_c
+{
+private:
+ //--------------------------------------------------
+
+ //--------------------------------------------------
+protected:
+ //--------------------------------------------------
+
+ //--------------------------------------------------
+public:
+ //--------------------------------------------------
+
+ /**
+ * The destructor of the abs_eap_core class does nothing special.
+ */
+ virtual ~abs_eap_core_c()
+ {
+ }
+
+ /**
+ * The constructor of the abs_eap_core class does nothing special.
+ */
+ abs_eap_core_c()
+ {
+ }
+
+ /**
+ * The derived class could send packets to partner class with this function.
+ * @see abs_eap_base_type_c::packet_send().
+ */
+ virtual eap_status_e packet_send(
+ const eap_am_network_id_c * const network_id,
+ eap_buf_chain_wr_c * const sent_packet,
+ const u32_t header_offset,
+ const u32_t data_length,
+ const u32_t buffer_length) = 0;
+
+ /**
+ * The get_header_offset() function obtains the header offset of EAP-packet.
+ * @see abs_eap_base_type_c::get_header_offset().
+ */
+ virtual u32_t get_header_offset(
+ u32_t * const MTU,
+ u32_t * const trailer_length) = 0;
+
+ /**
+ * The load_module() function function indicates the lower level to
+ * load new module of EAP-type.
+ * @param type is the requested EAP-type.
+ * @param partner is pointer to the caller object.
+ * The partner of the new created EAP-type object is the caller object.
+ * @param eap_type is a pointer to a pointer of EAP-type object.
+ * Adaptation module sets eap_type pointer to created EAP-type object.
+ * @param is_client_when_true parameter indicates whether the network entity should
+ * act as a client (true) or server (false), in terms of EAP-protocol whether
+ * this network entity is EAP-supplicant (true) or EAP-authenticator (false).
+ * @param receive_network_id includes the addresses (network identity) and packet type.
+ */
+ virtual eap_status_e load_module(
+ const eap_type_value_e type,
+ const eap_type_value_e /* tunneling_type */,
+ abs_eap_base_type_c * const partner,
+ eap_base_type_c ** const eap_type,
+ const bool is_client_when_true,
+ const eap_am_network_id_c * const receive_network_id) = 0;
+
+ /**
+ * The unload_module() function unloads the module of a EAP-type.
+ * @param eap_type is the requested EAP-type.
+ */
+ virtual eap_status_e unload_module(const eap_type_value_e eap_type) = 0;
+
+ /**
+ * The session calls the restart_authentication() function
+ * when EAP-authentication is needed with another peer.
+ * This is also used when session restarts authentication.
+ * @param receive_network_id includes the addresses (network identity) and packet type.
+ * @param is_client_when_true indicates whether the EAP-type should act as a client or server,
+ * in terms of EAP-protocol whether this network entity is EAP-supplicant (true) or EAP-authenticator (false).
+ * @param force_clean_restart this selects whether the server removes this session (true) or not (false).
+ * @param from_timer tells whether the timer calls this function (true) or not (false).
+ */
+ virtual eap_status_e restart_authentication(
+ const eap_am_network_id_c * const receive_network_id,
+ const bool is_client_when_true,
+ const bool force_clean_restart,
+ const bool from_timer = false) = 0;
+
+ /**
+ * Note this function is just an example. Parameters will change later.
+ * The packet_data_crypto_keys() function gives the generated keys to lower level.
+ * After EAP-authentication has generated the keys it calls this function
+ * to offer the keys to lower level.
+ * @see abs_eap_base_type_c::packet_data_crypto_keys().
+ */
+ virtual eap_status_e packet_data_crypto_keys(
+ const eap_am_network_id_c * const send_network_id,
+ const eap_master_session_key_c * const master_session_key
+ ) = 0;
+
+ /**
+ * The read_configure() function reads the configuration data identified
+ * by the field string of field_length bytes length. Adaptation module must direct
+ * the query to some persistent store.
+ * @see abs_eap_base_type_c::read_configure().
+ */
+ virtual eap_status_e read_configure(
+ const eap_configuration_field_c * const field,
+ eap_variable_data_c * const data) = 0;
+
+ /**
+ * The write_configure() function writes the configuration data identified
+ * by the field string of field_length bytes length. Adaptation module must direct
+ * the action to some persistent store.
+ * @see abs_eap_base_type_c::write_configure().
+ */
+ virtual eap_status_e write_configure(
+ const eap_configuration_field_c * const field,
+ eap_variable_data_c * const data) = 0;
+
+ /**
+ * This is notification of internal state transition.
+ * This is used for notifications, debugging and protocol testing.
+ * The primal notifications are eap_state_variable_e::eap_state_authentication_finished_successfully
+ * and eap_state_variable_e::eap_state_authentication_terminated_unsuccessfully.
+ * These two notifications are sent from EAP-protocol layer (eap_protocol_layer_e::eap_protocol_layer_eap).
+ * These two notifications tells the end state of authentication session. These are the only
+ * reliable indications of the final status of authentication session.
+ * You MUST NOT make decision based on the return value of abs_eap_stack_interface_c::packet_process().
+ */
+ virtual void state_notification(
+ const abs_eap_state_notification_c * const state) = 0;
+
+ /**
+ * This function tells lower layer to remove EAP session object asyncronously.
+ * @param eap_type is pointer to selector that identifies the removed EAP session.
+ */
+ virtual eap_status_e asynchronous_init_remove_eap_session(
+ const eap_am_network_id_c * const send_network_id) = 0;
+
+ /**
+ * The set_timer() function initializes timer to be elapsed after time_ms milliseconds.
+ * @param initializer is pointer to object which timer_expired() function will
+ * be called after timer elapses.
+ * @param id is identifier which will be returned in timer_expired() function.
+ * The user selects and interprets the id for this timer.
+ * @param data is pointer to any user selected data which will be returned in timer_expired() function.
+ * @param time_ms is the time of timer in milli seconds.
+ *
+ * Adaptation module internally implements the timer.
+ */
+ virtual eap_status_e set_timer(
+ abs_eap_base_timer_c * const initializer,
+ const u32_t id,
+ void * const data,
+ const u32_t time_ms) = 0;
+
+ /**
+ * The cancel_timer() function cancels the timer id initiated by initializer.
+ * @param initializer is pointer to object which set the cancelled timer.
+ * @param id is identifier which will be returned in timer_expired() function.
+ * The user selects and interprets the id for this timer.
+ *
+ * Adaptation module internally implements the timer.
+ */
+ virtual eap_status_e cancel_timer(
+ abs_eap_base_timer_c * const initializer,
+ const u32_t id) = 0;
+
+ /**
+ * The cancel_all_timers() function cancels all timers.
+ * User should use this in termination of the stack before
+ * the adaptation module of tools is deleted.
+ * Preferred mode is to cancel each timer directly
+ * using cancel_timer() function.
+ *
+ * Adaptation module internally implements the timer.
+ */
+ virtual eap_status_e cancel_all_timers() = 0;
+
+ /**
+ * This function queries the validity of EAP-type.
+ * Lower layer should return eap_status_ok if this EAP-type is supported.
+ * @param eap_type is the requested EAP-type.
+ */
+ virtual eap_status_e check_is_valid_eap_type(const eap_type_value_e eap_type) = 0;
+
+ /**
+ * This function queries the list of supported EAP-types.
+ * Lower layer should return eap_status_ok if this call succeeds.
+ * @param eap_type_list will include the list of supported EAP-types. Each value in list
+ * is type of u32_t and represent one supported EAP-type. List consists of subsequent u32_t type values.
+ */
+ virtual eap_status_e get_eap_type_list(
+ eap_array_c<eap_type_value_e> * const eap_type_list) = 0;
+
+ virtual eap_status_e add_rogue_ap(eap_array_c<eap_rogue_ap_entry_c> & rogue_ap_list) = 0;
+
+ /**
+ * The set_session_timeout() function changes the session timeout timer to be elapsed after session_timeout_ms milliseconds.
+ */
+ virtual eap_status_e set_session_timeout(
+ const u32_t session_timeout_ms) = 0;
+
+ //--------------------------------------------------
+}; // class abs_eap_core_c
+
+#endif //#if !defined(_ABS_EAP_CORE_H_)
+
+//--------------------------------------------------
+
+
+
+// End.