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/*
* Copyright (c) 2014 - 2015 Samsung Electronics Co., Ltd All Rights Reserved
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License
*
*
* @file ocsp-logic.cpp
* @author Bartlomiej Grzelewski (b.grzelewski@samsung.com)
* @author Kyungwook Tak (k.tak@samsung.com)
* @version 1.0
* @brief OCSP logic implementation.
*/
#include <vector>
#include <string>
#include <system_info.h>
#include <ckm/ckm-error.h>
#include <dpl/log/log.h>
#include <dpl/serialization.h>
#include <message-buffer.h>
#include <ocsp-logic.h>
#include <ocsp.h>
namespace {
const std::vector<std::string> FEATURES = {
"tizen.org/feature/network.internet",
"tizen.org/feature/network.telephony",
"tizen.org/feature/network.tethering.bluetooth",
"tizen.org/feature/network.ethernet"
};
} // namespace anonymous
namespace CKM {
OCSPLogic::OCSPLogic() : m_isNetAvailable(false)
{
setNetAvailable();
}
void OCSPLogic::setNetAvailable()
{
bool value;
int ret;
for (const auto &feature : FEATURES) {
value = false;
ret = system_info_get_platform_bool(feature.c_str(), &value);
if (ret != SYSTEM_INFO_ERROR_NONE) {
LogError("Error in system_info_get_platform_bool. ret : " << ret);
continue;
}
if (value) {
m_isNetAvailable = true;
return;
}
}
m_isNetAvailable = false;
}
RawBuffer OCSPLogic::ocspCheck(int commandId, const RawBufferVector &rawChain,
bool allowed)
{
CertificateImplVector certChain;
OCSPModule ocsp;
int retCode = CKM_API_SUCCESS;
int ocspStatus = CKM_API_OCSP_STATUS_INTERNAL_ERROR;
if (!m_isNetAvailable) {
/* try again for in case of system-info error */
setNetAvailable();
}
if (!m_isNetAvailable) {
retCode = CKM_API_ERROR_NOT_SUPPORTED;
} else if (!allowed) {
retCode = CKM_API_ERROR_ACCESS_DENIED;
} else if (rawChain.size() < 2) {
LogError("Certificate chain should contain at least 2 certificates");
retCode = CKM_API_ERROR_INPUT_PARAM;
} else {
for (auto &e : rawChain) {
certChain.push_back(CertificateImpl(e, DataFormat::FORM_DER));
if (certChain.rbegin()->empty()) {
LogDebug("Error in parsing certificates!");
retCode = CKM_API_ERROR_INPUT_PARAM;
break;
}
}
}
if (retCode == CKM_API_SUCCESS)
ocspStatus = ocsp.verify(certChain);
return MessageBuffer::Serialize(commandId, retCode, ocspStatus).Pop();
}
} // namespace CKM
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