checksum Class Reference

#include <checksum.h>

Public Member Functions
std::string	compute_checksum (std::string file)
std::list< std::tuple< std::string, std::string > >	dump_list ()

Private Attributes
std::list< std::tuple< std::string, std::string > >	checksum_list

Detailed Description

Definition at line 41 of file checksum.h.

Member Function Documentation

compute_checksum()

std::string checksum::compute_checksum

(

std::string

file

)

Definition at line 25 of file checksum.cpp.

                                                   {
    std::ifstream input_file(file, std::ios::binary);
 
    if (!input_file) {
        std::cerr << "Error opening file: " << file << std::endl;
        checksum_list.push_back(std::make_tuple(file, "XXXXXXXXXXXXXXXX"));
        return "XXXXXXXXXXXXXXXX";
    }
 
    md5_state_t state;
    md5_init(&state);
 
    char buffer[BUFFERSIZE];
    int cont=1;
 
    while ( cont == 1){
        input_file.read(buffer, BUFFERSIZE);
        int count = input_file.gcount();
        md5_append(&state, ( md5_byte_t *)buffer, count);
        if ( count < BUFFERSIZE){
            cont=0;
        }   
    }
    input_file.close();
 
    unsigned char digest[16];
    md5_finish(&state, digest);
 
    std::ostringstream formatted_line;
        for (int i = 0; i < 16; ++i) {
           formatted_line << std::hex << std::setw(2) << std::setfill('0') << static_cast<int>(digest[i]);
        }
    checksum_list.push_back(std::make_tuple(file, formatted_line.str()));
    return formatted_line.str();
}

dump_list()

std::list< std::tuple< std::string, std::string > > checksum::dump_list

(

)

Definition at line 62 of file checksum.cpp.

                                                               {
    std::list <std::tuple< std::string, std::string>>  checksum_list_tmp;
    for (const auto& entry : checksum_list) {
        checksum_list_tmp.push_back(entry);
    }
    return checksum_list_tmp;
}

Field Documentation

checksum_list

std::list<std::tuple< std::string, std::string> > checksum::checksum_list

private

Definition at line 43 of file checksum.h.

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The documentation for this class was generated from the following files:

• common_source/includes/checksum.h
• common_source/output/checksum/checksum.cpp