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My tested bacteria

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root 2016-06-07 20:06:23 +02:00
parent d1de32c0ea
commit c1dd12c407
1 changed files with 42 additions and 43 deletions
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85
bacteria.cpp
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@ -7,55 +7,54 @@
using namespace std;
int file_size(const char *filename){
ifstream ifile;
ifile.open(filename, ios_base::binary | ios_base::ate);
int size = ifile.tellg();
ifile.close();
return size;
ifstream ifile;
ifile.open(filename, ios_base::binary | ios_base::ate);
int size = ifile.tellg();
ifile.close();
return size;
}
int main(int argc,char** argv) {
for (int i = 0; i < 2; i++) {
// Read my own program
ifstream ifile;
ifile.open(argv[0], ios::binary) ;
int filesize = file_size(argv[0]);
srand( time(NULL) );
int rand_byte = rand() % ( filesize + 1 );
// Devide
ofstream ofile;
string filename = tempnam(".", "bact-");
cout << "Creating new bacteria called: "<< filename << " with size:" << file_size(argv[0]) << '\n';;
ofile.open(filename, ios::binary | ios::out);
for (int i = 0; i < 2; i++) {
// Read my own program
ifstream ifile;
ifile.open(argv[0], ios::binary) ;
srand( time(NULL) );
int filesize = file_size(argv[0]);
int rand_byte = rand() % ( filesize + 1 );
// Devide
ofstream ofile;
string filename = tempnam(".", "bact-");
cout << "Creating new bacteria called: "<< filename << " with size:" << file_size(argv[0]) << '\n';;
ofile.open(filename, ios::binary | ios::out);
if ( ifile.fail() or ofile.fail() ) {
return 1; //error
}
if ( ifile.fail() or ofile.fail() ) {
return 1; //error
}
int byte_counter = 0;
while (!ifile.eof()) {
unsigned char c;
int byte_counter = 0;
while (!ifile.eof()) {
unsigned char c;
c = ifile.get();
c = ifile.get();
if (ifile.fail()) {
break;
}
if (byte_counter == rand_byte and i == 1) {
int bit = rand() % CHAR_BIT;
cout << "Mutating bit: " << bit << " of byte: " << byte_counter << '\n';
c ^= (1u << bit);
}
ofile.put(c);
byte_counter++;
}
if (ifile.fail()) {
break;
}
if (byte_counter == rand_byte and i == 1) {
int bit = rand() % CHAR_BIT;
cout << "Mutating bit: " << bit << " of byte: " << byte_counter << '\n';
c ^= (1u << bit);
}
ofile.put(c);
byte_counter++;
}
ofile.close();
string executable = "/bin/chmod +x " + filename;
string run = filename;
system(executable.c_str());
//system(run.c_str());
}
return 0;
ofile.close();
string executable = "/bin/chmod +x " + filename;
string run = filename;
system(executable.c_str());
//system(run.c_str());
}
return 0;
}