New file |
| | |
| | | /* |
| | | * hw_identifier.cpp |
| | | * |
| | | * Created on: Dec 22, 2019 |
| | | * Author: GC |
| | | */ |
| | | |
| | | #include <algorithm> |
| | | #include "hw_identifier.hpp" |
| | | #include "../base/base64.h" |
| | | |
| | | namespace license { |
| | | namespace hw_identifier { |
| | | |
| | | using namespace std; |
| | | |
| | | HwIdentifier::HwIdentifier() {} |
| | | |
| | | HwIdentifier::HwIdentifier(const std::string& param) { |
| | | string tmp_str(param); // throw away const |
| | | std::replace(tmp_str.begin(), tmp_str.end(), '-', '\n'); |
| | | vector<uint8_t> decoded = unbase64(tmp_str); |
| | | if (decoded.size() != HW_IDENTIFIER_PROPRIETARY_DATA + 1) { |
| | | cerr << decoded.size(); |
| | | throw logic_error("wrong identifier size " + param); |
| | | } |
| | | std::copy_n(decoded.begin(), HW_IDENTIFIER_PROPRIETARY_DATA + 1, m_data.begin()); |
| | | } |
| | | |
| | | HwIdentifier::~HwIdentifier() {} |
| | | |
| | | HwIdentifier::HwIdentifier(const HwIdentifier& other) : m_data(other.m_data) {} |
| | | |
| | | void HwIdentifier::set_identification_strategy(LCC_API_IDENTIFICATION_STRATEGY strategy) { |
| | | if (strategy == STRATEGY_NONE || strategy == STRATEGY_DEFAULT) { |
| | | throw logic_error("Only known strategies are permitted"); |
| | | } |
| | | uint8_t stratMov = (strategy << 5); |
| | | m_data[1] = (m_data[1] & 0x1F) | stratMov; |
| | | } |
| | | |
| | | void HwIdentifier::set_use_environment_var(bool use_env_var) { |
| | | if (use_env_var) { |
| | | m_data[0] = m_data[0] | 0x40; |
| | | } else { |
| | | m_data[0] = m_data[0] & ~0x40; |
| | | } |
| | | } |
| | | |
| | | void HwIdentifier::set_virtual_environment(os::VIRTUALIZATION virt) { |
| | | // 110000 0x30 |
| | | m_data[0] = (m_data[0] & ~0x30) | virt << 4; |
| | | } |
| | | |
| | | void HwIdentifier::set_virtualization(os::VIRTUALIZATION_DETAIL virtualization_detail) { |
| | | m_data[0] = (m_data[0] & ~0x0F) | virtualization_detail; |
| | | } |
| | | |
| | | void HwIdentifier::set_cloud_provider(os::CLOUD_PROVIDER cloud_provider) { |
| | | m_data[0] = (m_data[0] & ~0x0F) | cloud_provider | 0x08; |
| | | } |
| | | |
| | | void HwIdentifier::set_data(const std::array<uint8_t, HW_IDENTIFIER_PROPRIETARY_DATA>& data) { |
| | | m_data[1] = (m_data[1] & (~0x1f)) | (data[0] & 0x1f); |
| | | for (int i = 1; i < HW_IDENTIFIER_PROPRIETARY_DATA; i++) { |
| | | m_data[i + 1] = data[i]; |
| | | } |
| | | } |
| | | |
| | | std::string HwIdentifier::print() const { |
| | | string result = base64(m_data.data(), m_data.size(), 5); |
| | | std::replace(result.begin(), result.end(), '\n', '-'); |
| | | return result.substr(0, result.size() - 1); |
| | | } |
| | | |
| | | LCC_API_IDENTIFICATION_STRATEGY HwIdentifier::get_identification_strategy() const { |
| | | uint8_t stratMov = m_data[1] >> 5; |
| | | return static_cast<LCC_API_IDENTIFICATION_STRATEGY>(stratMov); |
| | | } |
| | | |
| | | bool HwIdentifier::data_match(const std::array<uint8_t, HW_IDENTIFIER_PROPRIETARY_DATA>& data) const { |
| | | bool equals = true; |
| | | for (int i = 0; i < HW_IDENTIFIER_PROPRIETARY_DATA && equals; i++) { |
| | | equals = (i == 0) ? ((data[i] & 0x1f) == (m_data[i + 1] & 0x1f)) : (data[i] == m_data[i + 1]); |
| | | } |
| | | return equals; |
| | | } |
| | | |
| | | bool operator==(const HwIdentifier& lhs, const HwIdentifier& rhs) { |
| | | bool equals = lhs.get_identification_strategy() == rhs.get_identification_strategy(); |
| | | for (int i = 0; i < HW_IDENTIFIER_PROPRIETARY_DATA && equals; i++) { |
| | | equals = (i == 0) ? ((rhs.m_data[i + 1] & 0x1f) == (lhs.m_data[i + 1] & 0x1f)) |
| | | : (lhs.m_data[i + 1] == rhs.m_data[i + 1]); |
| | | } |
| | | return equals; |
| | | } |
| | | |
| | | } // namespace hw_identifier |
| | | } /* namespace license */ |