ie_unicode.hpp

 // Copyright (C) 2018-2019 Intel Corporation


 // SPDX-License-Identifier: Apache-2.0


 //


 


 /**


  * @brief This is a header file with common inference engine definitions.


  * @file ie_common.h


  */


 #pragma once


 

 #include <vector>


 #include <memory>


 #include <string>


 #include <ostream>


 #include <algorithm>


 #include <cstdlib>


 #include <details/ie_exception.hpp>


 

 #ifdef UNICODE


 typedef wchar_t tchar;

 typedef std::wstring file_name_t;

 #else


 typedef char tchar;

 typedef std::string file_name_t;

 #endif


 

 namespace InferenceEngine {

 


 /**


 * @brief Conversion from possibly-wide character string to a single-byte chain.


 */


 inline std::string fileNameToString(const file_name_t& str) {

 #ifdef UNICODE


     size_t maxlen = (str.length() + 1) * sizeof(wchar_t) / sizeof(char);

     std::vector<char> mbstr(maxlen);

     mbstr[0] = 0;

     std::wcstombs(&mbstr[0], str.c_str(), maxlen);

     std::string res = std::string(&mbstr[0]);

     return res;

 #else


     return str;

 #endif


 }

 


 /**


 * @brief Conversion from single-byte character string to a possibly-wide one


 */


 inline file_name_t stringToFileName(const std::string& str) {

 #ifdef UNICODE


     size_t maxlen = str.length() + 1;

     std::vector<wchar_t> wcstr(maxlen);

     wcstr[0] = 0;

     std::mbstowcs(&wcstr[0], str.c_str(), maxlen);

     file_name_t res = file_name_t(&wcstr[0]);

     return res;

 #else


     return str;

 #endif


 }

 

 }  // namespace InferenceEngine