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-rw-r--r--src/eapol_auth/eapol_auth_sm.h174
1 files changed, 4 insertions, 170 deletions
diff --git a/src/eapol_auth/eapol_auth_sm.h b/src/eapol_auth/eapol_auth_sm.h
index 3e4dd33..fed7c05 100644
--- a/src/eapol_auth/eapol_auth_sm.h
+++ b/src/eapol_auth/eapol_auth_sm.h
@@ -15,19 +15,10 @@
#ifndef EAPOL_AUTH_SM_H
#define EAPOL_AUTH_SM_H
-#include "common/defs.h"
-#include "radius/radius.h"
-
-/* IEEE Std 802.1X-2004, Ch. 8.2 */
-
-typedef enum { ForceUnauthorized = 1, ForceAuthorized = 3, Auto = 2 }
- PortTypes;
-typedef enum { Unauthorized = 2, Authorized = 1 } PortState;
-typedef enum { Both = 0, In = 1 } ControlledDirection;
-typedef unsigned int Counter;
-
-struct eap_sm;
-
+#define EAPOL_SM_PREAUTH BIT(0)
+#define EAPOL_SM_WAIT_START BIT(1)
+#define EAPOL_SM_USES_WPA BIT(2)
+#define EAPOL_SM_FROM_PMKSA_CACHE BIT(3)
struct eapol_auth_config {
int eap_reauth_period;
@@ -81,163 +72,6 @@ struct eapol_auth_cb {
void (*eapol_event)(void *ctx, void *sta_ctx, enum eapol_event type);
};
-/**
- * struct eapol_authenticator - Global EAPOL authenticator data
- */
-struct eapol_authenticator {
- struct eapol_auth_config conf;
- struct eapol_auth_cb cb;
-
- u8 *default_wep_key;
- u8 default_wep_key_idx;
-};
-
-
-/**
- * struct eapol_state_machine - Per-Supplicant Authenticator state machines
- */
-struct eapol_state_machine {
- /* timers */
- int aWhile;
- int quietWhile;
- int reAuthWhen;
-
- /* global variables */
- Boolean authAbort;
- Boolean authFail;
- PortState authPortStatus;
- Boolean authStart;
- Boolean authTimeout;
- Boolean authSuccess;
- Boolean eapolEap;
- Boolean initialize;
- Boolean keyDone;
- Boolean keyRun;
- Boolean keyTxEnabled;
- PortTypes portControl;
- Boolean portValid;
- Boolean reAuthenticate;
-
- /* Port Timers state machine */
- /* 'Boolean tick' implicitly handled as registered timeout */
-
- /* Authenticator PAE state machine */
- enum { AUTH_PAE_INITIALIZE, AUTH_PAE_DISCONNECTED, AUTH_PAE_CONNECTING,
- AUTH_PAE_AUTHENTICATING, AUTH_PAE_AUTHENTICATED,
- AUTH_PAE_ABORTING, AUTH_PAE_HELD, AUTH_PAE_FORCE_AUTH,
- AUTH_PAE_FORCE_UNAUTH, AUTH_PAE_RESTART } auth_pae_state;
- /* variables */
- Boolean eapolLogoff;
- Boolean eapolStart;
- PortTypes portMode;
- unsigned int reAuthCount;
- /* constants */
- unsigned int quietPeriod; /* default 60; 0..65535 */
-#define AUTH_PAE_DEFAULT_quietPeriod 60
- unsigned int reAuthMax; /* default 2 */
-#define AUTH_PAE_DEFAULT_reAuthMax 2
- /* counters */
- Counter authEntersConnecting;
- Counter authEapLogoffsWhileConnecting;
- Counter authEntersAuthenticating;
- Counter authAuthSuccessesWhileAuthenticating;
- Counter authAuthTimeoutsWhileAuthenticating;
- Counter authAuthFailWhileAuthenticating;
- Counter authAuthEapStartsWhileAuthenticating;
- Counter authAuthEapLogoffWhileAuthenticating;
- Counter authAuthReauthsWhileAuthenticated;
- Counter authAuthEapStartsWhileAuthenticated;
- Counter authAuthEapLogoffWhileAuthenticated;
-
- /* Backend Authentication state machine */
- enum { BE_AUTH_REQUEST, BE_AUTH_RESPONSE, BE_AUTH_SUCCESS,
- BE_AUTH_FAIL, BE_AUTH_TIMEOUT, BE_AUTH_IDLE, BE_AUTH_INITIALIZE,
- BE_AUTH_IGNORE
- } be_auth_state;
- /* constants */
- unsigned int serverTimeout; /* default 30; 1..X */
-#define BE_AUTH_DEFAULT_serverTimeout 30
- /* counters */
- Counter backendResponses;
- Counter backendAccessChallenges;
- Counter backendOtherRequestsToSupplicant;
- Counter backendAuthSuccesses;
- Counter backendAuthFails;
-
- /* Reauthentication Timer state machine */
- enum { REAUTH_TIMER_INITIALIZE, REAUTH_TIMER_REAUTHENTICATE
- } reauth_timer_state;
- /* constants */
- unsigned int reAuthPeriod; /* default 3600 s */
- Boolean reAuthEnabled;
-
- /* Authenticator Key Transmit state machine */
- enum { AUTH_KEY_TX_NO_KEY_TRANSMIT, AUTH_KEY_TX_KEY_TRANSMIT
- } auth_key_tx_state;
-
- /* Key Receive state machine */
- enum { KEY_RX_NO_KEY_RECEIVE, KEY_RX_KEY_RECEIVE } key_rx_state;
- /* variables */
- Boolean rxKey;
-
- /* Controlled Directions state machine */
- enum { CTRL_DIR_FORCE_BOTH, CTRL_DIR_IN_OR_BOTH } ctrl_dir_state;
- /* variables */
- ControlledDirection adminControlledDirections;
- ControlledDirection operControlledDirections;
- Boolean operEdge;
-
- /* Authenticator Statistics Table */
- Counter dot1xAuthEapolFramesRx;
- Counter dot1xAuthEapolFramesTx;
- Counter dot1xAuthEapolStartFramesRx;
- Counter dot1xAuthEapolLogoffFramesRx;
- Counter dot1xAuthEapolRespIdFramesRx;
- Counter dot1xAuthEapolRespFramesRx;
- Counter dot1xAuthEapolReqIdFramesTx;
- Counter dot1xAuthEapolReqFramesTx;
- Counter dot1xAuthInvalidEapolFramesRx;
- Counter dot1xAuthEapLengthErrorFramesRx;
- Counter dot1xAuthLastEapolFrameVersion;
-
- /* Other variables - not defined in IEEE 802.1X */
- u8 addr[ETH_ALEN]; /* Supplicant address */
-#define EAPOL_SM_PREAUTH BIT(0)
-#define EAPOL_SM_WAIT_START BIT(1)
-#define EAPOL_SM_USES_WPA BIT(2)
-#define EAPOL_SM_FROM_PMKSA_CACHE BIT(3)
- int flags; /* EAPOL_SM_* */
-
- /* EAPOL/AAA <-> EAP full authenticator interface */
- struct eap_eapol_interface *eap_if;
-
- int radius_identifier;
- /* TODO: check when the last messages can be released */
- struct radius_msg *last_recv_radius;
- u8 last_eap_id; /* last used EAP Identifier */
- u8 *identity;
- size_t identity_len;
- u8 eap_type_authsrv; /* EAP type of the last EAP packet from
- * Authentication server */
- u8 eap_type_supp; /* EAP type of the last EAP packet from Supplicant */
- struct radius_class_data radius_class;
-
- /* Keys for encrypting and signing EAPOL-Key frames */
- u8 *eapol_key_sign;
- size_t eapol_key_sign_len;
- u8 *eapol_key_crypt;
- size_t eapol_key_crypt_len;
-
- struct eap_sm *eap;
-
- Boolean initializing; /* in process of initializing state machines */
- Boolean changed;
-
- struct eapol_authenticator *eapol;
-
- void *sta; /* station context pointer to use in callbacks */
-};
-
struct eapol_authenticator * eapol_auth_init(struct eapol_auth_config *conf,
struct eapol_auth_cb *cb);