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Annotation of embedaddon/strongswan/src/libcharon/plugins/eap_aka_3gpp2/eap_aka_3gpp2_plugin.c, revision 1.1

1.1     ! misho       1: /*
        !             2:  * Copyright (C) 2008-2009 Martin Willi
        !             3:  * HSR Hochschule fuer Technik Rapperswil
        !             4:  *
        !             5:  * This program is free software; you can redistribute it and/or modify it
        !             6:  * under the terms of the GNU General Public License as published by the
        !             7:  * Free Software Foundation; either version 2 of the License, or (at your
        !             8:  * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
        !             9:  *
        !            10:  * This program is distributed in the hope that it will be useful, but
        !            11:  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
        !            12:  * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
        !            13:  * for more details.
        !            14:  */
        !            15: 
        !            16: #include "eap_aka_3gpp2_plugin.h"
        !            17: #include "eap_aka_3gpp2_card.h"
        !            18: #include "eap_aka_3gpp2_provider.h"
        !            19: #include "eap_aka_3gpp2_functions.h"
        !            20: 
        !            21: #include <daemon.h>
        !            22: 
        !            23: typedef struct private_eap_aka_3gpp2_t private_eap_aka_3gpp2_t;
        !            24: 
        !            25: /**
        !            26:  * Private data of an eap_aka_3gpp2_t object.
        !            27:  */
        !            28: struct private_eap_aka_3gpp2_t {
        !            29: 
        !            30:        /**
        !            31:         * Public eap_aka_3gpp2_plugin_t interface.
        !            32:         */
        !            33:        eap_aka_3gpp2_plugin_t public;
        !            34: 
        !            35:        /**
        !            36:         * SIM card
        !            37:         */
        !            38:        eap_aka_3gpp2_card_t *card;
        !            39: 
        !            40:        /**
        !            41:         * SIM provider
        !            42:         */
        !            43:        eap_aka_3gpp2_provider_t *provider;
        !            44: 
        !            45:        /**
        !            46:         * AKA functions
        !            47:         */
        !            48:        eap_aka_3gpp2_functions_t *functions;
        !            49: };
        !            50: 
        !            51: METHOD(plugin_t, get_name, char*,
        !            52:        private_eap_aka_3gpp2_t *this)
        !            53: {
        !            54:        return "eap-aka-3gpp2";
        !            55: }
        !            56: 
        !            57: /**
        !            58:  * Try to instantiate 3gpp2 functions and card/provider backends
        !            59:  */
        !            60: static bool register_functions(private_eap_aka_3gpp2_t *this,
        !            61:                                                           plugin_feature_t *feature, bool reg, void *data)
        !            62: {
        !            63:        if (reg)
        !            64:        {
        !            65:                this->functions = eap_aka_3gpp2_functions_create();
        !            66:                if (!this->functions)
        !            67:                {
        !            68:                        return FALSE;
        !            69:                }
        !            70:                this->card = eap_aka_3gpp2_card_create(this->functions);
        !            71:                this->provider = eap_aka_3gpp2_provider_create(this->functions);
        !            72:                return TRUE;
        !            73:        }
        !            74:        this->card->destroy(this->card);
        !            75:        this->provider->destroy(this->provider);
        !            76:        this->functions->destroy(this->functions);
        !            77:        this->card = NULL;
        !            78:        this->provider = NULL;
        !            79:        this->functions = NULL;
        !            80:        return TRUE;
        !            81: }
        !            82: 
        !            83: /**
        !            84:  * Callback providing our card to register
        !            85:  */
        !            86: static simaka_card_t* get_card(private_eap_aka_3gpp2_t *this)
        !            87: {
        !            88:        return &this->card->card;
        !            89: }
        !            90: 
        !            91: /**
        !            92:  * Callback providing our provider to register
        !            93:  */
        !            94: static simaka_provider_t* get_provider(private_eap_aka_3gpp2_t *this)
        !            95: {
        !            96:        return &this->provider->provider;
        !            97: }
        !            98: 
        !            99: METHOD(plugin_t, get_features, int,
        !           100:        private_eap_aka_3gpp2_t *this, plugin_feature_t *features[])
        !           101: {
        !           102:        static plugin_feature_t f[] = {
        !           103:                PLUGIN_CALLBACK((void*)register_functions, NULL),
        !           104:                        PLUGIN_PROVIDE(CUSTOM, "eap-aka-3gpp2-functions"),
        !           105:                                PLUGIN_DEPENDS(PRF, PRF_KEYED_SHA1),
        !           106:                PLUGIN_CALLBACK(simaka_manager_register, get_card),
        !           107:                        PLUGIN_PROVIDE(CUSTOM, "aka-card"),
        !           108:                                PLUGIN_DEPENDS(CUSTOM, "aka-manager"),
        !           109:                                PLUGIN_DEPENDS(CUSTOM, "eap-aka-3gpp2-functions"),
        !           110:                PLUGIN_CALLBACK(simaka_manager_register, get_provider),
        !           111:                        PLUGIN_PROVIDE(CUSTOM, "aka-provider"),
        !           112:                                PLUGIN_DEPENDS(CUSTOM, "aka-manager"),
        !           113:                                PLUGIN_DEPENDS(CUSTOM, "eap-aka-3gpp2-functions"),
        !           114:        };
        !           115:        *features = f;
        !           116:        return countof(f);
        !           117: }
        !           118: 
        !           119: METHOD(plugin_t, destroy, void,
        !           120:        private_eap_aka_3gpp2_t *this)
        !           121: {
        !           122:        free(this);
        !           123: }
        !           124: 
        !           125: /**
        !           126:  * See header
        !           127:  */
        !           128: plugin_t *eap_aka_3gpp2_plugin_create()
        !           129: {
        !           130:        private_eap_aka_3gpp2_t *this;
        !           131: 
        !           132:        INIT(this,
        !           133:                .public = {
        !           134:                        .plugin = {
        !           135:                                .get_name = _get_name,
        !           136:                                .get_features = _get_features,
        !           137:                                .destroy = _destroy,
        !           138:                        },
        !           139:                },
        !           140:        );
        !           141: 
        !           142:        return &this->public.plugin;
        !           143: }
        !           144: