Method openFile

erpcgen/src/ErpcLexer.cpp:209–260

}

CurrentFileInfo *ErpcLexer::openFile(const string &fileName)
{
    // search file in path
    string foundFile, currentFolderPath;
    if (!PathSearcher::getGlobalSearcher().search(fileName, PathSearcher::target_type_t::kFindFile, true, foundFile))
    {
        throw runtime_error(format_string("could not find input file %s in defined directories", fileName.c_str()));
    }

    if (fileName.rfind(PATH_SEP_CHAR) != string::npos)
    {
        int fileSepPos = foundFile.rfind(PATH_SEP_CHAR);
        currentFolderPath = foundFile.substr(0, fileSepPos);
        PathSearcher::getGlobalSearcher().setTempPath(currentFolderPath);
    }
    else
    {
        if (m_currentFileInfo != NULL)
        {
            currentFolderPath = m_currentFileInfo->m_currentFolderPath;
        }
        else
        {
            currentFolderPath = "";
        }
    }
    // open file
    ifstream *inputFile = new ifstream(foundFile.c_str(), ios_base::in | ios_base::binary);
    if (inputFile)
    {
        if (!inputFile->is_open())
        {
            delete inputFile;
            throw runtime_error(format_string("could not open input file %s", foundFile.c_str()));
        }
    }
    else
    {
        throw runtime_error(format_string("could not create ifstream object from file %s", foundFile.c_str()));
    }

    /* Counting CRC16 for Generator. */
    string str((istreambuf_iterator<char>(*inputFile)), istreambuf_iterator<char>());
    erpc::Crc16 crc16 = erpc::Crc16(ERPC_VERSION_NUMBER);
    m_idlCrc16 += crc16.computeCRC16(reinterpret_cast<const uint8_t *>(str.c_str()), str.size());

    /* Reset state to beginning of file. */
    inputFile->clear();
    inputFile->seekg(0, ios::beg);

    return new CurrentFileInfo(inputFile, foundFile, currentFolderPath);
}