CoT2KlvTest.cpp

Example of COT to KLV conversion using CoT2KlvConv library. For more info on CoT data see Sample CoT Message example

#include <ICoT2KlvConv.h>
#include <stdio.h>
#include <fstream>
#include <iostream>
#include <string>

using namespace std;

#if !defined(WIN32)
        const char* CoTFile = "/home/alexc/workspace/cot2klvws/CoT2KlvTest/CoT.xml";
        const char* KlvFile = "/home/alexc/workspace/cot2klvws/CoT2KlvTest/Klv.bin";
#else 
        const char* CoTFile = "CoT.xml";
        const char* KlvFile = "Klv.bin";
#endif          

const char secSampleData[] = {0x01, 0x01, 0x01, 0x02, 0x01, 0x01, 0x03, 0x06, 0x00, 0x00, 0x00, 0x00, 0x55, 0x53, 0x16, 0x02, 0x04, 0x00};

string readFile( const char* filePath);
void writeFile(const char* path, const unsigned char* klv_buf, size_t len);

int main()
{
                ICoT2KlvConv* pCoT2KlvConv;
                unsigned char klv_buf[2048];
                size_t len;

            cout << "CoT2Klv Test Application" << endl;
            try
            {
                        // Create Converter
                        pCoT2KlvConv = CreateCoT2KlvConv(ICoT2KlvConv::LDS);
                        pCoT2KlvConv->SetSecurityMetadata((const unsigned char*)secSampleData, sizeof( secSampleData));
        
                        // Read CoT xml data into the buffer
                        string  CoTBuf = readFile(CoTFile);
        
                        // Print it
                        cout << CoTBuf << endl;

                        // Parse CoT buffer and fill the klv_buf with the encoded data
                        if(pCoT2KlvConv->Process(CoTBuf.c_str(), klv_buf, len))
                        {
                                // Do something with the data, for example write it to file.
                                writeFile(KlvFile, klv_buf, len);
                        }
                        else
                                cout << "Error parsing CoT buffer" << endl;

            }
            catch(CoT2KlvConvException& err)
            {
                cout << err.what() << endl;
            }

                // Delete converter
            if(pCoT2KlvConv)
                delete pCoT2KlvConv;

        return 0;
}

// Read the XML file containing simulated CoT packet
string readFile( const char* filePath)
{
  ifstream ifs(filePath);

  if (ifs)
  {
     string s((std::istreambuf_iterator<char>(ifs)),
     istreambuf_iterator<char>());
     return s;
  }

 return "";
}


// write buffer to bin file
void writeFile(const char* path, const unsigned char* klv_buf, size_t len)
{
       fstream binary_file(path, ios::out|ios::binary|ios::app); 
       binary_file.write((const char*)klv_buf, len);
       binary_file.close();
}