67 lines
2.1 KiB
C++
67 lines
2.1 KiB
C++
// Filename: encrypt_string.cxx
|
|
// Created by: drose (30Jan07)
|
|
//
|
|
////////////////////////////////////////////////////////////////////
|
|
//
|
|
// PANDA 3D SOFTWARE
|
|
// Copyright (c) Carnegie Mellon University. All rights reserved.
|
|
//
|
|
// All use of this software is subject to the terms of the revised BSD
|
|
// license. You should have received a copy of this license along
|
|
// with this source code in a file named "LICENSE."
|
|
//
|
|
////////////////////////////////////////////////////////////////////
|
|
|
|
#include "encrypt_string.h"
|
|
#include "encryptStream.h"
|
|
|
|
#ifdef HAVE_OPENSSL
|
|
////////////////////////////////////////////////////////////////////
|
|
// Function: encrypt_string
|
|
// Access: Published
|
|
// Description: Encrypts the indicated source string using the given
|
|
// password. Returns the encrypted string.
|
|
////////////////////////////////////////////////////////////////////
|
|
string
|
|
encrypt_string(const string &source, const string &password) {
|
|
ostringstream output;
|
|
|
|
{
|
|
OEncryptStream encrypt(&output, false, password);
|
|
encrypt.write(source.data(), source.length());
|
|
}
|
|
|
|
return output.str();
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////
|
|
// Function: decrypt_string
|
|
// Access: Published
|
|
// Description: Decrypts the previously-encrypted string using the
|
|
// given password (which must be the same password
|
|
// passed to encrypt()). The return value is the
|
|
// decrypted string. Note that a decryption error,
|
|
// including an incorrect password, cannot easily be
|
|
// detected, and the return value may simply be a
|
|
// garbage string.
|
|
////////////////////////////////////////////////////////////////////
|
|
string
|
|
decrypt_string(const string &source, const string &password) {
|
|
istringstream input(source);
|
|
ostringstream output;
|
|
|
|
{
|
|
IDecryptStream decrypt(&input, false, password);
|
|
|
|
int ch = decrypt.get();
|
|
while (!decrypt.eof() && !decrypt.fail()) {
|
|
output.put(ch);
|
|
ch = decrypt.get();
|
|
}
|
|
}
|
|
|
|
return output.str();
|
|
}
|
|
|
|
#endif // HAVE_OPENSSL
|