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#include "iomanager.hpp"

#include <fstream>
#include <stdexcept>

namespace yage
{

bool IoManager::readFileToBuffer(const std::string &file_path, std::vector<unsigned char> &buffer)
{
    std::ifstream file(file_path, std::ios::binary);
    if(!file.is_open())
	throw std::runtime_error("Could not open '"+file_path+"'");
    
    // seek to the end
    file.seekg(0, std::ios::end);

    // get the file size
    int file_size = file.tellg();
    file.seekg(0, std::ios::beg);

    // reduce file size by header bytes
    file_size -= file.tellg();

    buffer.resize(file_size);
    file.read((char *)&buffer[0], file_size);
    file.close();

    return true;
}
    
} // yage