satdump/tools/cbor2json/main.cpp

#include <fstream>
#include "nlohmann/json.hpp"

int main(int argc, char *argv[])
{
    if (argc < 2)
        printf("Usage : cbor2json file.cbor file.json\n");

    // Read file
    std::vector<uint8_t> cbor_data;
    std::ifstream in_file(argv[1], std::ios::binary);
    while (!in_file.eof())
    {
        uint8_t b;
        in_file.read((char *)&b, 1);
        cbor_data.push_back(b);
    }
    in_file.close();
    cbor_data.pop_back();
    nlohmann::json contents = nlohmann::json::from_cbor(cbor_data);

    std::ofstream output_file(argv[2], std::ios::binary);
    output_file << contents.dump(4);
    output_file.close();
}