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// Copyright (C) 2014-2021 Bayerische Motoren Werke Aktiengesellschaft (BMW AG)
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
#ifndef VSOMEIP_V3_UTILITY_HPP
#define VSOMEIP_V3_UTILITY_HPP
#include <atomic>
#include <chrono>
#include <map>
#include <memory>
#include <set>
#include <vector>
#ifdef _WIN32
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#endif
#include <vsomeip/enumeration_types.hpp>
#include <vsomeip/message.hpp>
#include <vsomeip/vsomeip_sec.h>
#include "criticalsection.hpp"
namespace vsomeip_v3 {
class configuration;
class utility {
public:
static inline bool is_request(std::shared_ptr<message> _message) {
return (_message ? is_request(_message->get_message_type()) : false);
}
static inline bool is_request(byte_t _type) {
return (is_request(static_cast<message_type_e>(_type)));
}
static inline bool is_request(message_type_e _type) {
return ((_type < message_type_e::MT_NOTIFICATION)
|| (_type >= message_type_e::MT_REQUEST_ACK
&& _type <= message_type_e::MT_REQUEST_NO_RETURN_ACK));
}
static inline bool is_request_no_return(std::shared_ptr<message> _message) {
return (_message && is_request_no_return(_message->get_message_type()));
}
static inline bool is_request_no_return(byte_t _type) {
return (is_request_no_return(static_cast<message_type_e>(_type)));
}
static inline bool is_request_no_return(message_type_e _type) {
return (_type == message_type_e::MT_REQUEST_NO_RETURN
|| _type == message_type_e::MT_REQUEST_NO_RETURN_ACK);
}
static inline bool is_response(byte_t _type) {
return is_response(static_cast<message_type_e>(_type));
}
static inline bool is_response(message_type_e _type) {
return _type == message_type_e::MT_RESPONSE;
}
static inline bool is_error(byte_t _type) {
return is_error(static_cast<message_type_e>(_type));
}
static inline bool is_error(message_type_e _type) {
return _type == message_type_e::MT_ERROR;
}
static inline bool is_notification(byte_t _type) {
return (is_notification(static_cast<message_type_e>(_type)));
}
static inline bool is_notification(message_type_e _type) {
return (_type == message_type_e::MT_NOTIFICATION);
}
static uint64_t get_message_size(const byte_t *_data, size_t _size);
static inline uint64_t get_message_size(std::vector<byte_t> &_data) {
if (_data.size() > 0) {
return (get_message_size(&_data[0], _data.size()));
}
return 0;
}
static uint32_t get_payload_size(const byte_t *_data, uint32_t _size);
static bool is_routing_manager(const std::string &_network);
static void remove_lockfile(const std::string &_network);
static bool exists(const std::string &_path);
static bool VSOMEIP_IMPORT_EXPORT is_file(const std::string &_path);
static bool VSOMEIP_IMPORT_EXPORT is_folder(const std::string &_path);
static std::string get_base_path(const std::string &_network);
static client_t request_client_id(const std::shared_ptr<configuration> &_config,
const std::string &_name, client_t _client);
static void release_client_id(const std::string &_network,
client_t _client);
static std::set<client_t> get_used_client_ids(const std::string &_network);
static void reset_client_ids(const std::string &_network);
static inline bool is_valid_message_type(message_type_e _type) {
return (_type == message_type_e::MT_REQUEST
|| _type == message_type_e::MT_REQUEST_NO_RETURN
|| _type == message_type_e::MT_NOTIFICATION
|| _type == message_type_e::MT_REQUEST_ACK
|| _type == message_type_e::MT_REQUEST_NO_RETURN_ACK
|| _type == message_type_e::MT_NOTIFICATION_ACK
|| _type == message_type_e::MT_RESPONSE
|| _type == message_type_e::MT_ERROR
|| _type == message_type_e::MT_RESPONSE_ACK
|| _type == message_type_e::MT_ERROR_ACK
|| _type == message_type_e::MT_UNKNOWN);
}
static inline bool is_valid_return_code(return_code_e _code) {
return (_code == return_code_e::E_OK
|| _code == return_code_e::E_NOT_OK
|| _code == return_code_e::E_UNKNOWN_SERVICE
|| _code == return_code_e::E_UNKNOWN_METHOD
|| _code == return_code_e::E_NOT_READY
|| _code == return_code_e::E_NOT_REACHABLE
|| _code == return_code_e::E_TIMEOUT
|| _code == return_code_e::E_WRONG_PROTOCOL_VERSION
|| _code == return_code_e::E_WRONG_INTERFACE_VERSION
|| _code == return_code_e::E_MALFORMED_MESSAGE
|| _code == return_code_e::E_WRONG_MESSAGE_TYPE);
}
static inline bool compare(const vsomeip_sec_client_t &_lhs,
const vsomeip_sec_client_t &_rhs) {
bool is_equal(false);
if (_lhs.client_type == _rhs.client_type) {
switch (_lhs.client_type) {
case VSOMEIP_CLIENT_INVALID:
is_equal = true;
break;
case VSOMEIP_CLIENT_UDS:
is_equal = (_lhs.client.uds_client.user == _rhs.client.uds_client.user
&& _lhs.client.uds_client.group == _rhs.client.uds_client.group);
break;
case VSOMEIP_CLIENT_TCP:
is_equal = (_lhs.client.ip_client.ip == _rhs.client.ip_client.ip
&& _lhs.client.ip_client.port == _rhs.client.ip_client.port);
break;
default:
break;
}
}
return (is_equal);
}
private:
struct data_t {
data_t();
client_t next_client_;
std::map<client_t, std::string> used_clients_;
#ifdef _WIN32
HANDLE lock_handle_;
#else
int lock_fd_;
#endif
};
private:
static std::uint16_t get_max_client_number(
const std::shared_ptr<configuration> &_config);
static std::mutex mutex__;
static std::map<std::string, data_t> data__; // network --> data
};
} // namespace vsomeip_v3
#endif // VSOMEIP_V3_UTILITY_HPP
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