bool BotanWrapper::EncryptFile(QString Source, QString Destination)
{
QFileInfo name = Source;
QString base = name.baseName();
QString encrypted1 = eoutput + base + ".gg";
QString encrypted2 = toutput + base + ".twofish";
QFile e(encrypted1);
QFile t(encrypted2);
try
{
//Setup the key derive functions
PKCS5_PBKDF2 pbkdf2(new HMAC(new Keccak_1600));
const u32bit PBKDF2_ITERATIONS = 700000;
qDebug() << "create keys";
//Create the KEY and IV
KDF* kdf = get_kdf("KDF2(SHA-512)");
AutoSeeded_RNG rng;
qDebug() << "create salt";
SecureVector<byte> salt(256);
rng.randomize(&salt[0], salt.size());
mSalt = salt;
qDebug() << "create master key";
//Create the master key
SecureVector<byte> mMaster = pbkdf2.derive_key(128, mPassword.toStdString(), &mSalt[0], mSalt.size(),PBKDF2_ITERATIONS).bits_of();
SymmetricKey mKey = kdf->derive_key(32, mMaster, "salt1");
InitializationVector mIV = kdf->derive_key(16, mMaster, "salt2");
qDebug() << "start encryption";
string inFilename = Source.toStdString();
string outFilename = encrypted1.toStdString();
std::ifstream inFile(inFilename.c_str());
std::ofstream outFile(outFilename.c_str());
Pipe pipe(get_cipher("AES-256/EAX", mKey, mIV,ENCRYPTION),new DataSink_Stream(outFile));
outFile.write((const char*)mSalt.begin(), mSalt.size());
pipe.start_msg();
inFile >> pipe;
pipe.end_msg();
outFile.flush();
outFile.close();
inFile.close();
QMessageBox msgBox;
/*****************TWOFISH ENCRYPTION********************/
qDebug() << "Twofish";
//Setup the key derive functions
PKCS5_PBKDF2 pbkdf3(new HMAC(new Skein_512));
//Create the KEY and IV
KDF* kdf2 = get_kdf("KDF2(Whirlpool)");
SecureVector<byte> salt2(256);
rng.randomize(&salt2[0], salt2.size());
mSalt2 = salt2;
//Create the master key
SecureVector<byte> mMaster2 = pbkdf3.derive_key(128, mPassword2.toStdString(), &mSalt2[0], mSalt2.size(),PBKDF2_ITERATIONS).bits_of();
SymmetricKey mKey2 = kdf2->derive_key(32, mMaster2, "salt1");
InitializationVector mIV2 = kdf2->derive_key(16, mMaster2, "salt2");
string inFilename2 = encrypted1.toStdString();
string outFilename2 = encrypted2.toStdString();
std::ifstream inFile2(inFilename2.c_str());
std::ofstream outFile2(outFilename2.c_str());
Pipe pipe2(get_cipher("Twofish/CFB", mKey2, mIV2,ENCRYPTION),new DataSink_Stream(outFile2));
outFile2.write((const char*)mSalt2.begin(), mSalt2.size());
pipe2.start_msg();
inFile2 >> pipe2;
pipe2.end_msg();
outFile2.flush();
outFile2.close();
inFile2.close();
/**************************SERPENT ENCRYPTION*****************/
//Create the KEY and IV
KDF* kdf3 = get_kdf("KDF2(Tiger)");
SecureVector<byte> salt3(256);
rng.randomize(&salt3[0], salt3.size());
mSalt3 = salt3;
//Create the master key
SecureVector<byte> mMaster3 = pbkdf2.derive_key(128, mPassword3.toStdString(), &mSalt3[0], mSalt3.size(),PBKDF2_ITERATIONS).bits_of();
SymmetricKey mKey3 = kdf3->derive_key(32, mMaster3, "salt1");
InitializationVector mIV3 = kdf3->derive_key(16, mMaster3, "salt2");
string inFilename3 = encrypted2.toStdString();
string outFilename3 = Destination.toStdString();
std::ifstream inFile3(inFilename3.c_str());
std::ofstream outFile3(outFilename3.c_str());
qDebug() << "serpent";
Pipe pipe3(get_cipher("Serpent/CBC/PKCS7", mKey3, mIV3,ENCRYPTION),new DataSink_Stream(outFile3));
outFile3.write((const char*)mSalt3.begin(), mSalt3.size());
pipe3.start_msg();
inFile3 >> pipe3;
pipe3.end_msg();
outFile3.flush();
outFile3.close();
inFile3.close();
msgBox.setText("Success!");
msgBox.setInformativeText("File successfully encrypted!");
msgBox.setStandardButtons(QMessageBox::Ok);
msgBox.setDefaultButton(QMessageBox::Ok);
msgBox.exec();
e.remove(); t.remove();
return true;
}
catch(...)
{
return false;
}
}
void writePDB(double* geomData, char* fileName_PDB) {
const char* inpFile = "writePDB.inp";
const char* mainoutFile = "main_out.MetPDB";
const char* logFile = "log";
const char* errorFile = "err";
// write the configuration file used for ECEPP/3 model engine
ofstream outFile(inpFile, ios::out);
outFile << "$CNTRL" << endl;
outFile << "runtyp = energy" << endl;
outFile << "PRINT_CART" << endl;
outFile << "OUTFORMAT = PDB" << endl;
outFile << "FILE = ";
outFile << fileName_PDB << endl;
outFile << "res_code= one_letter" << endl;
outFile << "$END" << endl << endl;
outFile << "$SEQ" << endl;
outFile << "H" << endl;
outFile << "YGGFM" << endl;
outFile << "O" << endl;
outFile << "$END" << endl;
outFile << "$GEOM" << endl << endl;
for(int i=0; i<6;i++) {
outFile << setw(8) // 设定field宽度
<< setprecision(3) // 设置小数位置
<< setiosflags(ios::showpoint) // keep trailing 0s
<< setiosflags(ios::fixed) // 使用这些设置
<< geomData[i];
}
outFile << endl;
for(i=6; i<9;i++) {
outFile << setw(8) // 设定field宽度
<< setprecision(3) // 设置小数位置
<< setiosflags(ios::showpoint) // keep trailing 0s
<< setiosflags(ios::fixed) // 使用这些设置
<< geomData[i];
}
outFile << endl;
for(i=9; i<12;i++) {
outFile << setw(8) // 设定field宽度
<< setprecision(3) // 设置小数位置
<< setiosflags(ios::showpoint) // keep trailing 0s
<< setiosflags(ios::fixed) // 使用这些设置
<< geomData[i];
}
outFile << endl;
for(i=12; i<17;i++) {
outFile << setw(8) // 设定field宽度
<< setprecision(3) // 设置小数位置
<< setiosflags(ios::showpoint) // keep trailing 0s
<< setiosflags(ios::fixed) // 使用这些设置
<< geomData[i];
}
outFile << endl;
for(i=17; i<24;i++) {
outFile << setw(8) // 设定field宽度
<< setprecision(3) // 设置小数位置
<< setiosflags(ios::showpoint) // keep trailing 0s
<< setiosflags(ios::fixed) // 使用这些设置
<< geomData[i];
}
outFile << endl;
outFile << endl;
outFile << "$END" << endl;
outFile.flush();
outFile.close();
system("i.bat ENERGY writePDB MetPDB x x 1>> log 2> err");
ofstream outFile1(inpFile, ios::out);
outFile1.flush();
outFile1.close();
ofstream outFile2(mainoutFile, ios::out);
outFile2.flush();
outFile2.close();
ofstream outFile3(logFile, ios::out);
outFile3.flush();
outFile3.close();
ofstream outFile4(errorFile, ios::out);
outFile4.flush();
outFile4.close();
}