1 /* 2 * Copyright 2002 Sun Microsystems, Inc. All rights reserved. 3 * Use is subject to license terms. 4 */ 5 6 /* 7 * Copyright (c) 1991, 1993 8 * The Regents of the University of California. All rights reserved. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the University of 21 * California, Berkeley and its contributors. 22 * 4. Neither the name of the University nor the names of its contributors 23 * may be used to endorse or promote products derived from this software 24 * without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 27 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 28 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 29 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 30 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 31 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 32 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 33 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 34 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 35 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 36 * SUCH DAMAGE. 37 * 38 * @(#)encrypt.h 8.1 (Berkeley) 6/4/93 39 */ 40 41 /* 42 * Copyright (C) 1990 by the Massachusetts Institute of Technology 43 * 44 * Export of this software from the United States of America may 45 * require a specific license from the United States Government. 46 * It is the responsibility of any person or organization contemplating 47 * export to obtain such a license before exporting. 48 * 49 * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and 50 * distribute this software and its documentation for any purpose and 51 * without fee is hereby granted, provided that the above copyright 52 * notice appear in all copies and that both that copyright notice and 53 * this permission notice appear in supporting documentation, and that 54 * the name of M.I.T. not be used in advertising or publicity pertaining 55 * to distribution of the software without specific, written prior 56 * permission. Furthermore if you modify this software you must label 57 * your software as modified software and not distribute it in such a 58 * fashion that it might be confused with the original M.I.T. software. 59 * M.I.T. makes no representations about the suitability of 60 * this software for any purpose. It is provided "as is" without express 61 * or implied warranty. 62 */ 63 64 #ifndef _ENCRYPT_H 65 #define _ENCRYPT_H 66 67 #ifdef __cplusplus 68 extern "C" { 69 #endif 70 71 #define ENCR_LBUF_BUFSIZ 32 /* short temporary buffer */ 72 #define SAMEKEY(k1, k2) (!memcmp((void *)k1, (void *)k2, sizeof (Block)) 73 74 #include <arpa/telnet.h> 75 76 typedef struct { 77 char *name; 78 int type; 79 void (*output)(unsigned char *, int); 80 int (*input)(int); 81 void (*init)(); 82 int (*start)(int); 83 int (*is)(unsigned char *, int); 84 int (*reply)(unsigned char *, int); 85 void (*session)(Session_Key *); 86 int (*keyid)(int, unsigned char *, int *); 87 void (*printsub)(unsigned char *, int, unsigned char *, int); 88 } Encryptions; 89 90 #define SK_DES 1 /* Matched Kerberos v5 ENCTYPE_DES */ 91 92 void encrypt_support(uchar_t *, int); 93 void encrypt_init(char *); 94 void encrypt_send_supprt(void); 95 void encrypt_auto(int); 96 void decrypt_auto(int); 97 void encrypt_is(unsigned char *, int); 98 void encrypt_reply(unsigned char *, int); 99 void encrypt_start(uchar_t *, int); 100 void encrypt_start_input(int); 101 void encrypt_session_key(Session_Key *); 102 void encrypt_end(void); 103 void encrypt_request_end(void); 104 void encrypt_request_start(uchar_t *, int); 105 void encrypt_enc_keyid(uchar_t *, int); 106 void encrypt_dec_keyid(uchar_t *, int); 107 void encrypt_end_input(void); 108 void encrypt_end_output(void); 109 boolean_t encrypt_is_encrypting(void); 110 void encrypt_send_support(void); 111 void encrypt_send_keyid(int, unsigned char *, int, int); 112 void encrypt_display(void); 113 void encrypt_printsub(uchar_t *, int, uchar_t *, int); 114 115 void cfb64_encrypt(unsigned char *, int); 116 int cfb64_decrypt(int); 117 void cfb64_init(void); 118 int cfb64_start(int); 119 int cfb64_is(unsigned char *, int); 120 int cfb64_reply(unsigned char *, int); 121 void cfb64_session(Session_Key *); 122 int cfb64_keyid(int, unsigned char *, int *); 123 void cfb64_printsub(unsigned char *, int, unsigned char *, int); 124 125 extern boolean_t encrypt_debug_mode; 126 extern int (*decrypt_input)(int); 127 extern void (*encrypt_output)(unsigned char *, int); 128 129 int key_file_exists(void); 130 void key_lookup(unsigned char *, Block); 131 void key_stream_init(Block, Block, int); 132 unsigned char key_stream(int, int); 133 134 int EncryptStatus(void); 135 int EncryptEnable(char *, char *); 136 int EncryptDisable(char *, char *); 137 int EncryptType(char *, char *); 138 int EncryptStart(char *); 139 int EncryptStartInput(void); 140 int EncryptStartOutput(void); 141 int EncryptStop(char *); 142 int EncryptStopInput(void); 143 int EncryptStopOutput(void); 144 int EncryptDebug(int); 145 int EncryptVerbose(int); 146 int EncryptAutoEnc(int); 147 int EncryptAutoDec(int); 148 149 #ifdef __cplusplus 150 } 151 #endif 152 153 #endif /* _ENCRYPT_H */ 154