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Diffstat (limited to 'src/modules/rlm_eap/rlm_eap.h')
| -rw-r--r-- | src/modules/rlm_eap/rlm_eap.h | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/src/modules/rlm_eap/rlm_eap.h b/src/modules/rlm_eap/rlm_eap.h new file mode 100644 index 0000000..0b9311c --- /dev/null +++ b/src/modules/rlm_eap/rlm_eap.h @@ -0,0 +1,116 @@ +/* + * rlm_eap.h Local Header file. + * + * Version: $Id$ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA + * + * Copyright 2001 hereUare Communications, Inc. <raghud@hereuare.com> + * Copyright 2003 Alan DeKok <aland@freeradius.org> + * Copyright 2006 The FreeRADIUS server project + */ +#ifndef _RLM_EAP_H +#define _RLM_EAP_H + +RCSIDH(rlm_eap_h, "$Id$") + +#include <freeradius-devel/modpriv.h> +#include "eap.h" +#include "eap_types.h" + +/* + * Keep track of which sub modules we've loaded. + */ +typedef struct eap_module { + char const *name; + rlm_eap_module_t *type; + fr_dlhandle handle; + CONF_SECTION *cs; + void *instance; +} eap_module_t; + +/* + * This structure contains eap's persistent data. + * sessions = remembered sessions, in a tree for speed. + * types = All supported EAP-Types + * mutex = ensure only one thread is updating the sessions[] struct + */ +typedef struct rlm_eap { + rbtree_t *session_tree; + eap_handler_t *session_head, *session_tail; + eap_module_t *methods[PW_EAP_MAX_TYPES]; + + /* + * Configuration items. + */ + uint32_t timer_limit; + uint32_t max_eap_type; + + char const *default_method_name; + eap_type_t default_method; + + bool ignore_unknown_types; + bool mod_accounting_username_bug; + + uint32_t max_sessions; + +#ifdef HAVE_PTHREAD_H + pthread_mutex_t session_mutex; + pthread_mutex_t handler_mutex; +#endif + + char const *xlat_name; /* no xlat's yet */ + fr_randctx rand_pool; +} rlm_eap_t; + +/* + * For simplicity in the rest of the code. + */ +#ifndef HAVE_PTHREAD_H +/* + * This is easier than ifdef's throughout the code. + */ +#define pthread_mutex_init(_x, _y) +#define pthread_mutex_destroy(_x) +#define pthread_mutex_lock(_x) +#define pthread_mutex_unlock(_x) +#endif + +/* function definitions */ +/* EAP-Type */ +int eap_module_instantiate(rlm_eap_t *inst, eap_module_t **method, eap_type_t num, CONF_SECTION *cs); +eap_rcode_t eap_method_select(rlm_eap_t *inst, eap_handler_t *handler); + +/* EAP */ +int eap_start(rlm_eap_t *inst, REQUEST *request) CC_HINT(nonnull); +void eap_fail(eap_handler_t *handler) CC_HINT(nonnull); +void eap_success(eap_handler_t *handler) CC_HINT(nonnull); +rlm_rcode_t eap_compose(eap_handler_t *handler) CC_HINT(nonnull); +eap_handler_t *eap_handler(rlm_eap_t *inst, eap_packet_raw_t **eap_msg, REQUEST *request) CC_HINT(nonnull); + +/* Memory Management */ +EAP_DS *eap_ds_alloc(eap_handler_t *handler); +eap_handler_t *eap_handler_alloc(rlm_eap_t *inst); +void eap_ds_free(EAP_DS **eap_ds); +int eaplist_add(rlm_eap_t *inst, eap_handler_t *handler) CC_HINT(nonnull); +eap_handler_t *eaplist_find(rlm_eap_t *inst, REQUEST *request, eap_packet_raw_t *eap_packet); +void eaplist_free(rlm_eap_t *inst); + +/* State */ +void generate_key(void); +VALUE_PAIR *generate_state(time_t timestamp); +int verify_state(VALUE_PAIR *state, time_t timestamp); + +#endif /*_RLM_EAP_H*/ |