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/* Gobby - GTK-based collaborative text editor
* Copyright (C) 2008-2014 Armin Burgmeier <armin@arbur.net>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include "core/credentialsgenerator.hpp"
#include <libinfinity/common/inf-cert-util.h>
#include <libinfinity/common/inf-error.h>
#include <cassert>
namespace
{
class Keygen: public Gobby::AsyncOperation
{
public:
Keygen(gnutls_pk_algorithm_t algo,
unsigned int bits,
const Gobby::SlotKeyGeneratorDone& slot_done):
m_algo(algo), m_bits(bits), m_slot_done(slot_done),
m_key(NULL), m_error(NULL)
{
}
~Keygen()
{
if(m_key != NULL)
gnutls_x509_privkey_deinit(m_key);
if(m_error != NULL)
g_error_free(m_error);
}
protected:
virtual void run()
{
m_key = inf_cert_util_create_private_key(
m_algo, m_bits, &m_error);
}
virtual void finish()
{
if(m_error != NULL)
{
m_slot_done(get_handle(), NULL, m_error);
}
else
{
gnutls_x509_privkey_t key = m_key;
m_key = NULL;
m_slot_done(get_handle(), key, NULL);
}
}
private:
const gnutls_pk_algorithm_t m_algo;
const unsigned int m_bits;
const Gobby::SlotKeyGeneratorDone m_slot_done;
gnutls_x509_privkey_t m_key;
GError* m_error;
};
class Certgen: public Gobby::AsyncOperation
{
public:
Certgen(gnutls_x509_privkey_t key,
const Gobby::SlotCertificateGeneratorDone& slot_done):
m_key(key), m_slot_done(slot_done),
m_cert(NULL), m_error(NULL)
{
}
~Certgen()
{
if(m_cert != NULL)
gnutls_x509_crt_deinit(m_cert);
if(m_error != NULL)
g_error_free(m_error);
}
protected:
virtual void run()
{
InfCertUtilDescription desc;
desc.validity = 365 * 24 * 3600;
desc.dn_common_name = g_get_user_name();
desc.san_dnsname = g_get_host_name();
m_cert = inf_cert_util_create_self_signed_certificate(
m_key, &desc, &m_error);
}
virtual void finish()
{
if(m_error != NULL)
{
m_slot_done(get_handle(), NULL, m_error);
}
else
{
gnutls_x509_crt_t cert = m_cert;
m_cert = NULL;
m_slot_done(get_handle(), cert, NULL);
}
}
private:
const gnutls_x509_privkey_t m_key;
const Gobby::SlotCertificateGeneratorDone m_slot_done;
gnutls_x509_crt_t m_cert;
GError* m_error;
};
class DHgen: public Gobby::AsyncOperation
{
public:
DHgen(unsigned int bits,
const Gobby::SlotDHParamsGeneratorDone& slot_done):
m_bits(bits), m_slot_done(slot_done),
m_dh_params(NULL), m_error(NULL)
{
}
~DHgen()
{
if(m_dh_params != NULL)
gnutls_dh_params_deinit(m_dh_params);
if(m_error != NULL)
g_error_free(m_error);
}
protected:
virtual void run()
{
// TODO: Actually use the bits number here
m_dh_params =
inf_cert_util_create_dh_params(&m_error);
}
virtual void finish()
{
if(m_error != NULL)
{
m_slot_done(get_handle(), NULL, m_error);
}
else
{
gnutls_dh_params_t dh_params = m_dh_params;
m_dh_params = NULL;
m_slot_done(get_handle(), dh_params, NULL);
}
}
private:
const unsigned int m_bits;
const Gobby::SlotDHParamsGeneratorDone m_slot_done;
gnutls_dh_params_t m_dh_params;
GError* m_error;
};
}
std::auto_ptr<Gobby::KeyGeneratorHandle>
Gobby::create_key(gnutls_pk_algorithm_t algo,
unsigned int bits,
const SlotKeyGeneratorDone& done_slot)
{
std::auto_ptr<AsyncOperation> operation(
new Keygen(algo, bits, done_slot));
return AsyncOperation::start(operation);
}
std::auto_ptr<Gobby::CertificateGeneratorHandle>
Gobby::create_self_signed_certificate(
gnutls_x509_privkey_t key,
const SlotCertificateGeneratorDone& done_slot)
{
// TODO: Does this really need to be asynchronous? I don't think here
// are any blocking calls involved...
// TODO: We should make a copy of the key, so that the caller can
// delete theirs.
std::auto_ptr<AsyncOperation> operation(new Certgen(key, done_slot));
return AsyncOperation::start(operation);
}
std::auto_ptr<Gobby::DHParamsGeneratorHandle>
Gobby::create_dh_params(unsigned int bits,
const SlotDHParamsGeneratorDone& done_slot)
{
std::auto_ptr<AsyncOperation> operation(new DHgen(bits, done_slot));
return AsyncOperation::start(operation);
}
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