vector<char> Serialization::serialize(const Transformable &tr_data)
{
vector<char> buf;
unsigned long buf_sz = 0;
unsigned long names_buf_sz = 0;;
unsigned long data_buf_sz = 0;
// calculate buffer size
for(auto &b : tr_data)
{
names_buf_sz += b.first.size() + 1;
}
data_buf_sz = sizeof(double)*tr_data.size();
buf_sz = sizeof(unsigned long) + names_buf_sz + sizeof(unsigned long) + data_buf_sz;
// allocate space
buf.resize(buf_sz,'\0');
// build string with space deliminated names and array of numbers
vector<char> names;
names.reserve(names_buf_sz);
vector<double> values;
for (auto &b : tr_data)
{
names.insert(names.end(), b.first.begin(), b.first.end());
names.push_back(' ');
values.push_back(b.second);
}
unsigned long n_rec = values.size();
//write information to buffer
size_t i_start = 0;
w_memcpy_s(&buf[i_start], buf_sz-i_start, &names_buf_sz, sizeof(names_buf_sz));
i_start += sizeof(names_buf_sz);
w_memcpy_s(&buf[i_start], buf_sz-i_start, names.data(), names_buf_sz);
i_start +=names_buf_sz;
w_memcpy_s(&buf[i_start], buf_sz-i_start, &n_rec, sizeof(n_rec));
i_start +=sizeof(n_rec);
w_memcpy_s(&buf[i_start], buf_sz-i_start, &values[0], data_buf_sz);
return buf;
}
