70 lines
2.2 KiB
C++
70 lines
2.2 KiB
C++
// Filename: encryptStream.cxx
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// Created by: drose (01Sep04)
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//
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////////////////////////////////////////////////////////////////////
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//
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// PANDA 3D SOFTWARE
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// Copyright (c) 2001 - 2004, Disney Enterprises, Inc. All rights reserved
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//
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// All use of this software is subject to the terms of the Panda 3d
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// Software license. You should have received a copy of this license
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// along with this source code; you will also find a current copy of
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// the license at http://etc.cmu.edu/panda3d/docs/license/ .
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//
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// To contact the maintainers of this program write to
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// panda3d-general@lists.sourceforge.net .
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//
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////////////////////////////////////////////////////////////////////
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#include "encryptStream.h"
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#ifdef HAVE_OPENSSL
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////////////////////////////////////////////////////////////////////
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// Function: encrypt_string
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// Access: Published
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// Description: Encrypts the indicated source string using the given
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// password. Returns the encrypted string.
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////////////////////////////////////////////////////////////////////
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string
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encrypt_string(const string &source, const string &password) {
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ostringstream output;
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{
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OEncryptStream encrypt(&output, false, password);
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encrypt.write(source.data(), source.length());
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}
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return output.str();
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}
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////////////////////////////////////////////////////////////////////
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// Function: decrypt_string
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// Access: Published
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// Description: Decrypts the previously-encrypted string using the
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// given password (which must be the same password
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// passed to encrypt()). The return value is the
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// decrypted string. Note that a decryption error,
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// including an incorrect password, cannot easily be
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// detected, and the return value may simply be a
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// garbage string.
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////////////////////////////////////////////////////////////////////
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string
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decrypt_string(const string &source, const string &password) {
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istringstream input(source);
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ostringstream output;
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{
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IDecryptStream decrypt(&input, false, password);
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int ch = decrypt.get();
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while (!decrypt.eof() && !decrypt.fail()) {
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output.put(ch);
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ch = decrypt.get();
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}
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}
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return output.str();
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}
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#endif // HAVE_OPENSSL
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