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Viewing changes to src/charon/plugins/eap_sim_file/eap_sim_file_card.c

  • Committer: Bazaar Package Importer
  • Author(s): Rene Mayrhofer
  • Date: 2008-12-05 17:21:42 UTC
  • mfrom: (1.1.7 upstream)
  • Revision ID: james.westby@ubuntu.com-20081205172142-9g77wgyzcj0blq7p
http://bugs.debian.org/507542
http://bugs.debian.org/497756
* New upstream release, fixes a MOBIKE issue.
  Closes: #507542: strongswan: endless loop
* Explicitly enable compilation with libcurl for CRL fetching
  Closes: #497756: strongswan: not compiled with curl support; crl 
                   fetching not available
* Enable compilation with SSH agent support.

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src/charon/plugins/eap_sim_file/eap_sim_file_card.c
 
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/*
 
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 * Copyright (C) 2008 Martin Willi
 
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 * Hochschule fuer Technik Rapperswil
 
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 *
 
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 * This program is free software; you can redistribute it and/or modify it
 
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 * under the terms of the GNU General Public License as published by the
 
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 * Free Software Foundation; either version 2 of the License, or (at your
 
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 * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
 
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 *
 
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 * This program is distributed in the hope that it will be useful, but
 
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 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
 
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 * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 
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 * for more details.
 
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 *
 
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 * $Id$
 
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 */
 
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#include "eap_sim_file_card.h"
 
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typedef struct private_eap_sim_file_card_t private_eap_sim_file_card_t;
 
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/**
 
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 * Private data of an eap_sim_file_card_t object.
 
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 */
 
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struct private_eap_sim_file_card_t {
 
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        /**
 
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         * Public eap_sim_file_card_t interface.
 
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         */
 
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        eap_sim_file_card_t public;
 
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        /**
 
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         * IMSI, is ID_ANY for file implementation
 
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         */
 
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        identification_t *imsi;
 
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        /**
 
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         * source of triplets
 
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         */
 
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        eap_sim_file_triplets_t *triplets;
 
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};
 
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#include <daemon.h>
 
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/**
 
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 * Implementation of sim_card_t.get_triplet
 
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 */
 
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static bool get_triplet(private_eap_sim_file_card_t *this,
 
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                                                char *rand, char *sres, char *kc)
 
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{
 
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        enumerator_t *enumerator;
 
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        identification_t *id;
 
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        char *c_rand, *c_sres, *c_kc;
 
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        DBG1(DBG_CFG, "looking for rand: %b", rand, RAND_LEN);
 
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        enumerator = this->triplets->create_enumerator(this->triplets);
 
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        while (enumerator->enumerate(enumerator, &id, &c_rand, &c_sres, &c_kc))
 
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        {
 
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                DBG1(DBG_CFG, "found triplet: %b %b %b", c_rand, RAND_LEN, c_sres, SRES_LEN, c_kc, KC_LEN);
 
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                if (memeq(c_rand, rand, RAND_LEN))
 
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                {
 
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                        memcpy(sres, c_sres, SRES_LEN);
 
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                        memcpy(kc, c_kc, KC_LEN);
 
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                        enumerator->destroy(enumerator);
 
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                        return TRUE;
 
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                }
 
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        }
 
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        enumerator->destroy(enumerator);
 
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        return FALSE;
 
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}
 
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/**
 
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 * Implementation of sim_card_t.get_imsi
 
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 */
 
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static identification_t* get_imsi(private_eap_sim_file_card_t *this)
 
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{
 
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        return this->imsi;
 
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}
 
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/**
 
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 * Implementation of eap_sim_file_card_t.destroy.
 
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 */
 
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static void destroy(private_eap_sim_file_card_t *this)
 
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{
 
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        this->imsi->destroy(this->imsi);
 
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        free(this);
 
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}
 
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/**
 
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 * See header
 
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 */
 
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eap_sim_file_card_t *eap_sim_file_card_create(eap_sim_file_triplets_t *triplets)
 
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{
 
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        private_eap_sim_file_card_t *this = malloc_thing(private_eap_sim_file_card_t);
 
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        this->public.card.get_triplet = (bool(*)(sim_card_t*, char *rand, char *sres, char *kc))get_triplet;
 
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        this->public.card.get_imsi = (identification_t*(*)(sim_card_t*))get_imsi;
 
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        this->public.destroy = (void(*)(eap_sim_file_card_t*))destroy;
 
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        /* this SIM card implementation does not have an ID, serve ID_ANY */
 
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        this->imsi = identification_create_from_encoding(ID_ANY, chunk_empty);
 
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        this->triplets = triplets;
 
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        return &this->public;
 
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}
 
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