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/*
* Copyright (C) 2008 Martin Willi
* Hochschule fuer Technik Rapperswil
*
* 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. See <http://www.fsf.org/copyleft/gpl.txt>.
*
* 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.
*/
#include "ocsp_response_wrapper.h"
typedef struct private_ocsp_response_wrapper_t private_ocsp_response_wrapper_t;
/**
* private data of ocsp_response_wrapper
*/
struct private_ocsp_response_wrapper_t {
/**
* public functions
*/
ocsp_response_wrapper_t public;
/**
* wrapped OCSP response
*/
ocsp_response_t *response;
};
/**
* enumerator for ocsp_response_wrapper_t.create_cert_enumerator()
*/
typedef struct {
/** implements enumerator_t */
enumerator_t public;
/** enumerator over ocsp response */
enumerator_t *inner;
/** type of cert */
certificate_type_t cert;
/** type of key */
key_type_t key;
/** filtering identity */
identification_t *id;
} wrapper_enumerator_t;
METHOD(enumerator_t, enumerate, bool,
wrapper_enumerator_t *this, va_list args)
{
certificate_t *current, **cert;
public_key_t *public;
VA_ARGS_VGET(args, cert);
while (this->inner->enumerate(this->inner, ¤t))
{
if (this->cert != CERT_ANY && this->cert != current->get_type(current))
{ /* CERT type requested, but does not match */
continue;
}
public = current->get_public_key(current);
if (this->key != KEY_ANY && !public)
{ /* key type requested, but no public key */
DESTROY_IF(public);
continue;
}
if (this->key != KEY_ANY && public && this->key != public->get_type(public))
{ /* key type requested, but public key has another type */
DESTROY_IF(public);
continue;
}
DESTROY_IF(public);
if (this->id && !current->has_subject(current, this->id))
{ /* subject requested, but does not match */
continue;
}
*cert = current;
return TRUE;
}
return FALSE;
}
METHOD(enumerator_t, enumerator_destroy, void,
wrapper_enumerator_t *this)
{
this->inner->destroy(this->inner);
free(this);
}
METHOD(credential_set_t, create_enumerator, enumerator_t*,
private_ocsp_response_wrapper_t *this,certificate_type_t cert,
key_type_t key, identification_t *id, bool trusted)
{
wrapper_enumerator_t *enumerator;
if (trusted)
{
return NULL;
}
INIT(enumerator,
.public = {
.enumerate = enumerator_enumerate_default,
.venumerate = _enumerate,
.destroy = _enumerator_destroy,
},
.cert = cert,
.key = key,
.id = id,
.inner = this->response->create_cert_enumerator(this->response),
);
return &enumerator->public;
}
METHOD(ocsp_response_wrapper_t, destroy, void,
private_ocsp_response_wrapper_t *this)
{
free(this);
}
/*
* see header file
*/
ocsp_response_wrapper_t *ocsp_response_wrapper_create(ocsp_response_t *response)
{
private_ocsp_response_wrapper_t *this;
INIT(this,
.public = {
.set = {
.create_cert_enumerator = _create_enumerator,
.create_private_enumerator = (void*)return_null,
.create_shared_enumerator = (void*)return_null,
.create_cdp_enumerator = (void*)return_null,
.cache_cert = (void*)nop,
},
.destroy = _destroy,
},
.response = response,
);
return &this->public;
}
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