96 lines
3.1 KiB
C++
96 lines
3.1 KiB
C++
// Filename: encryptStream.h
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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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#ifndef ENCRYPTSTREAM_H
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#define ENCRYPTSTREAM_H
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#include "dtoolbase.h"
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// This module is not compiled if OpenSSL is not available.
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#ifdef HAVE_OPENSSL
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#include "encryptStreamBuf.h"
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////////////////////////////////////////////////////////////////////
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// Class : IDecryptStream
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// Description : An input stream object that uses OpenSSL to decrypt
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// the input from another source stream on-the-fly.
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//
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// Attach an IDecryptStream to an existing istream that
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// provides encrypted data, as generated by an
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// OEncryptStream, and read the corresponding
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// unencrypted data from the IDecryptStream.
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//
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// Seeking is not supported.
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////////////////////////////////////////////////////////////////////
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class EXPCL_DTOOLCONFIG IDecryptStream : public istream {
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public:
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INLINE IDecryptStream();
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INLINE IDecryptStream(istream *source, bool owns_source,
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const string &password);
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INLINE IDecryptStream &open(istream *source, bool owns_source,
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const string &password);
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INLINE IDecryptStream &close();
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INLINE const string &get_algorithm() const;
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INLINE int get_key_length() const;
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INLINE int get_iteration_count() const;
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private:
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EncryptStreamBuf _buf;
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};
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////////////////////////////////////////////////////////////////////
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// Class : OEncryptStream
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// Description : An input stream object that uses OpenSSL to encrypt
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// data to another destination stream on-the-fly.
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//
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// Attach an OEncryptStream to an existing ostream that
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// will accept encrypted data, and write your
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// unencrypted source data to the OEncryptStream.
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//
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// Seeking is not supported.
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////////////////////////////////////////////////////////////////////
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class EXPCL_DTOOLCONFIG OEncryptStream : public ostream {
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public:
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INLINE OEncryptStream();
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INLINE OEncryptStream(ostream *dest, bool owns_dest,
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const string &password);
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INLINE OEncryptStream &open(ostream *dest, bool owns_dest,
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const string &password);
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INLINE OEncryptStream &close();
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INLINE void set_algorithm(const string &algorithm);
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INLINE void set_key_length(int key_length);
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INLINE void set_iteration_count(int iteration_count);
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private:
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EncryptStreamBuf _buf;
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};
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#include "encryptStream.I"
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#endif // HAVE_OPENSSL
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#endif
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