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Viewing changes to include/net-snmp/library/keytools.h

  • Committer: Bazaar Package Importer
  • Author(s): Martin Pitt
  • Date: 2004-09-13 12:06:21 UTC
  • Revision ID: james.westby@ubuntu.com-20040913120621-g952ntonlleihcvm
Tags: upstream-5.1.1
Import upstream version 5.1.1

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include/net-snmp/library/keytools.h
 
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/*
 
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 * keytools.h
 
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 */
 
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#ifndef _KEYTOOLS_H
 
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#define _KEYTOOLS_H
 
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#ifdef __cplusplus
 
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extern          "C" {
 
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#endif
 
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#define USM_LENGTH_EXPANDED_PASSPHRASE  (1024 * 1024)   /* 1Meg. */
 
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#define USM_LENGTH_KU_HASHBLOCK         64      /* In bytes. */
 
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#define USM_LENGTH_P_MIN                8       /* In characters. */
 
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    /*
 
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     * Recommended practice given in <draft-ietf-snmpv3-usm-v2-02.txt>,
 
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     * * Section 11.2 "Defining Users".  Move into cmdline app argument
 
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     * * parsing, and out of the internal routine?  XXX
 
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     */
 
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    /*
 
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     * Prototypes.h
 
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     */
 
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    int             generate_Ku(const oid * hashtype, u_int hashtype_len,
 
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                                u_char * P, size_t pplen,
 
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                                u_char * Ku, size_t * kulen);
 
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    int             generate_kul(const oid * hashtype, u_int hashtype_len,
 
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                                 u_char * engineID, size_t engineID_len,
 
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                                 u_char * Ku, size_t ku_len,
 
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                                 u_char * Kul, size_t * kul_len);
 
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    int             encode_keychange(const oid * hashtype,
 
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                                     u_int hashtype_len, u_char * oldkey,
 
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                                     size_t oldkey_len, u_char * newkey,
 
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                                     size_t newkey_len, u_char * kcstring,
 
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                                     size_t * kcstring_len);
 
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    int             decode_keychange(const oid * hashtype,
 
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                                     u_int hashtype_len, u_char * oldkey,
 
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                                     size_t oldkey_len, u_char * kcstring,
 
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                                     size_t kcstring_len, u_char * newkey,
 
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                                     size_t * newkey_len);
 
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    /*
 
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     * All functions devolve to the following block if we can't do cryptography
 
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     */
 
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#define _KEYTOOLS_NOT_AVAILABLE                 \
 
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{                                               \
 
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        return SNMPERR_KT_NOT_AVAILABLE;        \
 
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}
 
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#ifdef __cplusplus
 
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}
 
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#endif
 
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#endif                          /* _KEYTOOLS_H */