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63 lines
1.6 KiB
C
63 lines
1.6 KiB
C
/*
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* Copyright (C) Volition, Inc. 1999. All rights reserved.
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*
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* All source code herein is the property of Volition, Inc. You may not sell
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* or otherwise commercially exploit the source or things you created based on the
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* source.
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*
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*/
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/*
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* $Logfile: /Freespace2/code/parse/Encrypt.h $
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* $Revision: 2.0 $
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* $Date: 2002-06-03 04:02:27 $
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* $Author: penguin $
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*
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* Header for encryption code common to FreeSpace and related tools
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*
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* $Log: not supported by cvs2svn $
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* Revision 1.1 2002/05/02 18:03:12 mharris
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* Initial checkin - converted filenames and includes to lower case
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*
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*
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* 3 3/25/99 11:26a Dave
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* Beefed up encryption scheme so that even someone viewing the
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* disassembly would have a hard time cracking it.
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*
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* 2 10/07/98 10:53a Dave
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* Initial checkin.
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*
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* 1 10/07/98 10:50a Dave
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*
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* 4 8/09/98 4:44p Lawrance
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* support alternate encryption scheme (doesn't pack chars into 7 bits)
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*
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* 3 3/31/98 4:57p Lawrance
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* Add signature at the beginning of encrypted files
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*
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* 2 3/31/98 1:14a Lawrance
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* Get .tbl and mission file encryption working.
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*
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* 1 3/30/98 11:02p Lawrance
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*
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* $NoKeywords: $
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*/
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#ifndef __ENCRYPT_H__
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#define __ENCRYPT_H__
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// initialize encryption
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void encrypt_init();
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// Return 1 if the file is encrypted, otherwise return 0
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int is_encrpyted(char *scrambled_text);
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// Encrpyt text data
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void encrypt(char *text, int text_len, char *scrambled_text, int *scrambled_len, int use_8bit);
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// Decrypt scrambled_text
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void unencrypt(char *scrambled_text, int scrambled_len, char *text, int *text_len);
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#endif
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