Tarstats-pp/tarfunc.h

/* this header file contains function declarations used parsing a tar file
 *
 * by Marcel Nowicki (github@epenis.de | github.com/blindi0815)
 */

#include <fstream>
#include <map>
#include <string>
#include "tarconst.h"


#ifndef TARSTATS___TARFUNC_H
#define TARSTATS___TARFUNC_H
namespace tar {
// checks if a valid modern tar file - ustar
    bool validTar(std::istream &file);

// checks if a 512byte block consist only of 0 or \0
    bool eof(const char *buf);

// gets size of an item in bytes. assumes octal encoding.
    uint64_t getitemsize(const char *buf);

// gets type of an item
    std::string getitemtype(char &n);

// to write stats to console in default style
    void consolestats (std::map<std::string, uintmax_t> &typecount, uintmax_t tarfilesize, uintmax_t sizeofall);

// to write default console output to txt file
    void txtfilestats (std::map<std::string, uintmax_t> &typecount, uintmax_t tarfilesize, uintmax_t sizeofall,
                       std::string archiveName);
// print out helpertext
    void printhelp();
}


#endif //TARSTATS___TARFUNC_H