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/* ----------------------------------------------------------------------------
 * iomanager.cpp
 *
 * Copyright (c) 2017 Yann Herklotz Grave <ymherklotz@gmail.com> -- MIT License
 * See file LICENSE for more details
 * ----------------------------------------------------------------------------
 */

#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