128 lines
2.9 KiB
C
128 lines
2.9 KiB
C
/*
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* Copyright (C) 2010 Andreas Steffen
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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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#include "xauth_manager.h"
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typedef struct private_xauth_manager_t private_xauth_manager_t;
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/**
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* private data of xauth_manager
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*/
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struct private_xauth_manager_t {
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/**
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* public functions
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*/
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xauth_manager_t public;
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/**
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* list of registered secret providers
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*/
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linked_list_t *providers;
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/**
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* list of registered secret verifiers
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*/
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linked_list_t *verifiers;
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};
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METHOD(xauth_manager_t, get_secret, bool,
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private_xauth_manager_t *this, connection_t *c, chunk_t *secret)
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{
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xauth_provider_t *provider;
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enumerator_t *enumerator;
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bool success = FALSE;
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*secret = chunk_empty;
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enumerator = this->providers->create_enumerator(this->providers);
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while (enumerator->enumerate(enumerator, &provider))
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{
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if (provider->get_secret(provider, c, secret))
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{
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success = TRUE;
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break;
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}
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}
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enumerator->destroy(enumerator);
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return success;
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}
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METHOD(xauth_manager_t, verify_secret, bool,
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private_xauth_manager_t *this, connection_t *c, chunk_t secret)
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{
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xauth_verifier_t *verifier;
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enumerator_t *enumerator;
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bool success = FALSE;
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enumerator = this->verifiers->create_enumerator(this->verifiers);
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while (enumerator->enumerate(enumerator, &verifier))
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{
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if (verifier->verify_secret(verifier, c, secret))
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{
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success = TRUE;
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break;
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}
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}
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enumerator->destroy(enumerator);
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return success;
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}
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METHOD(xauth_manager_t, add_provider, void,
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private_xauth_manager_t *this, xauth_provider_t *provider)
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{
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this->providers->insert_last(this->providers, provider);
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}
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METHOD(xauth_manager_t, add_verifier, void,
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private_xauth_manager_t *this, xauth_verifier_t *verifier)
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{
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this->verifiers->insert_last(this->verifiers, verifier);
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}
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METHOD(xauth_manager_t, destroy, void,
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private_xauth_manager_t *this)
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{
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this->providers->destroy_offset(this->providers,
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offsetof(xauth_provider_t, destroy));
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this->verifiers->destroy_offset(this->verifiers,
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offsetof(xauth_verifier_t, destroy));
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free(this);
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}
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/*
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* Described in header.
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*/
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xauth_manager_t *xauth_manager_create()
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{
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private_xauth_manager_t *this;
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INIT(this,
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.public = {
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.get_secret = _get_secret,
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.verify_secret = _verify_secret,
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.add_provider = _add_provider,
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.add_verifier = _add_verifier,
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.destroy = _destroy,
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}
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);
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this->providers = linked_list_create();
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this->verifiers = linked_list_create();
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return &this->public;
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}
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