1 /*
2 * crypt.h --
3 *
4 * FIXME: This file needs a description here.
5 *
6 * Copyright (c) 1993-2002 The Regents of the University of California.
7 * All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions are met:
11 *
12 * A. Redistributions of source code must retain the above copyright notice,
13 * this list of conditions and the following disclaimer.
14 * B. Redistributions in binary form must reproduce the above copyright notice,
15 * this list of conditions and the following disclaimer in the documentation
16 * and/or other materials provided with the distribution.
17 * C. Neither the names of the copyright holders nor the names of its
18 * contributors may be used to endorse or promote products derived from this
19 * software without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS
22 * IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
23 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
24 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE
25 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
26 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
29 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
31 * POSSIBILITY OF SUCH DAMAGE.
32 *
33 * @(#) $Header: /usr/mash/src/repository/mash/mash-1/crypt/crypt.h,v 1.6 2002/02/03 04:13:45 lim Exp $
34 */
35
36 #ifndef mash_crypt_h
37 #define mash_crypt_h
38
39 #include <sys/types.h>
40 #include "config.h"
41 #include "tclcl.h"
42
43 class Crypt : public TclObject {
44 public:
45 Crypt();
46 virtual ~Crypt();
47 virtual int command(int argc, const char*const* argv);
48 virtual u_char* Encrypt(const u_char* in, int& len) = 0;
49 virtual int Decrypt(const u_char* in, int len, u_char* out) = 0;
50 inline int badpktlen() const { return (badpktlen_); }
51 inline int badpbit() const { return (badpbit_); }
52 protected:
53 int set_key(const char* keystr);
54 virtual int install_key(const u_int8_t* key) = 0;
55 u_int badpktlen_;
56 u_int badpbit_;
57 };
58
59 #endif
60
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