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annotate packages/net/snmp/lib/current/include/keytools.h @ 103:95f3e12a6327 ecos-sw-2000-06-23

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Merge from eCos master repository on 2000-06-23-16:41:10-BST
author jlarmour
date Fri, 23 Jun 2000 17:06:31 +0000
parents
children e0c0827131d1
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1 //==========================================================================
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2 //
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3 // ./lib/current/include/keytools.h
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4 //
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5 //
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6 //==========================================================================
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7 //####COPYRIGHTBEGIN####
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8 //
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9 // -------------------------------------------
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10 // The contents of this file are subject to the Red Hat eCos Public License
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11 // Version 1.1 (the "License"); you may not use this file except in
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12 // compliance with the License. You may obtain a copy of the License at
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13 // http://www.redhat.com/
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14 //
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15 // Software distributed under the License is distributed on an "AS IS"
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16 // basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
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17 // License for the specific language governing rights and limitations under
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18 // the License.
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19 //
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20 // The Original Code is eCos - Embedded Configurable Operating System,
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21 // released September 30, 1998.
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22 //
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23 // The Initial Developer of the Original Code is Red Hat.
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24 // Portions created by Red Hat are
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25 // Copyright (C) 1998, 1999, 2000 Red Hat, Inc.
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26 // All Rights Reserved.
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27 // -------------------------------------------
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28 //
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29 //####COPYRIGHTEND####
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30 //####UCDSNMPCOPYRIGHTBEGIN####
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31 //
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32 // -------------------------------------------
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33 //
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34 // Portions of this software may have been derived from the UCD-SNMP
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35 // project, <http://ucd-snmp.ucdavis.edu/> from the University of
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36 // California at Davis, which was originally based on the Carnegie Mellon
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37 // University SNMP implementation. Portions of this software are therefore
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38 // covered by the appropriate copyright disclaimers included herein.
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39 //
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40 // The release used was version 4.1.2 of May 2000. "ucd-snmp-4.1.2"
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41 // -------------------------------------------
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42 //
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43 //####UCDSNMPCOPYRIGHTEND####
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44 //==========================================================================
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45 //#####DESCRIPTIONBEGIN####
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46 //
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47 // Author(s): hmt
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48 // Contributors: hmt
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49 // Date: 2000-05-30
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50 // Purpose: Port of UCD-SNMP distribution to eCos.
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51 // Description:
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52 //
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53 //
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54 //####DESCRIPTIONEND####
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55 //
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56 //==========================================================================
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57 /********************************************************************
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58 Copyright 1989, 1991, 1992 by Carnegie Mellon University
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59
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60 Derivative Work -
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61 Copyright 1996, 1998, 1999, 2000 The Regents of the University of California
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62
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63 All Rights Reserved
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64
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65 Permission to use, copy, modify and distribute this software and its
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66 documentation for any purpose and without fee is hereby granted,
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67 provided that the above copyright notice appears in all copies and
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68 that both that copyright notice and this permission notice appear in
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69 supporting documentation, and that the name of CMU and The Regents of
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70 the University of California not be used in advertising or publicity
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71 pertaining to distribution of the software without specific written
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72 permission.
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73
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74 CMU AND THE REGENTS OF THE UNIVERSITY OF CALIFORNIA DISCLAIM ALL
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75 WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED
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76 WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL CMU OR
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77 THE REGENTS OF THE UNIVERSITY OF CALIFORNIA BE LIABLE FOR ANY SPECIAL,
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78 INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING
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79 FROM THE LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF
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80 CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
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81 CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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82 *********************************************************************/
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83 /*
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84 * keytools.h
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85 */
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86
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87 #ifndef _KEYTOOLS_H
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88 #define _KEYTOOLS_H
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89
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90 #ifdef __cplusplus
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91 extern "C" {
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92 #endif
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93
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94
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95 #define USM_LENGTH_EXPANDED_PASSPHRASE (1024 * 1024) /* 1Meg. */
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96
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97 #define USM_LENGTH_KU_HASHBLOCK 64 /* In bytes. */
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98
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99 #define USM_LENGTH_P_MIN 8 /* In characters. */
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100 /* Recommended practice given in <draft-ietf-snmpv3-usm-v2-02.txt>,
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101 * Section 11.2 "Defining Users". Move into cmdline app argument
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102 * parsing, and out of the internal routine? XXX
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103 */
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104
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105 /*
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106 * Prototypes.h
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107 */
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108 int generate_Ku ( oid *hashtype, u_int hashtype_len,
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109 u_char *P, size_t pplen,
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110 u_char *Ku, size_t *kulen);
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111
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112 int generate_kul ( oid *hashtype, u_int hashtype_len,
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113 u_char *engineID, size_t engineID_len,
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114 u_char *Ku, size_t ku_len,
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115 u_char *Kul, size_t *kul_len);
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116
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117 int encode_keychange ( oid *hashtype, u_int hashtype_len,
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118 u_char *oldkey, size_t oldkey_len,
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119 u_char *newkey, size_t newkey_len,
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120 u_char *kcstring, size_t *kcstring_len);
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121
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122 int decode_keychange ( oid *hashtype, u_int hashtype_len,
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123 u_char *oldkey, size_t oldkey_len,
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124 u_char *kcstring, size_t kcstring_len,
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125 u_char *newkey, size_t *newkey_len);
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126
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127
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128 /*
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129 * All functions devolve to the following block if we can't do cryptography
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130 */
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131 #define _KEYTOOLS_NOT_AVAILABLE \
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132 { \
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133 return SNMPERR_KT_NOT_AVAILABLE; \
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134 }
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135
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136 #ifdef __cplusplus
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137 }
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138 #endif
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139
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140 #endif /* _KEYTOOLS_H */
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