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krb5_asn.c

/* krb5_asn.c */
/* Written by Vern Staats <staatsvr@asc.hpc.mil> for the OpenSSL project,
** using ocsp/{*.h,*asn*.c} as a starting point
*/
/* ====================================================================
 * Copyright (c) 2000 The OpenSSL Project.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer. 
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *
 * 3. All advertising materials mentioning features or use of this
 *    software must display the following acknowledgment:
 *    "This product includes software developed by the OpenSSL Project
 *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
 *
 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
 *    endorse or promote products derived from this software without
 *    prior written permission. For written permission, please contact
 *    licensing@OpenSSL.org.
 *
 * 5. Products derived from this software may not be called "OpenSSL"
 *    nor may "OpenSSL" appear in their names without prior written
 *    permission of the OpenSSL Project.
 *
 * 6. Redistributions of any form whatsoever must retain the following
 *    acknowledgment:
 *    "This product includes software developed by the OpenSSL Project
 *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
 *
 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 * OF THE POSSIBILITY OF SUCH DAMAGE.
 * ====================================================================
 *
 * This product includes cryptographic software written by Eric Young
 * (eay@cryptsoft.com).  This product includes software written by Tim
 * Hudson (tjh@cryptsoft.com).
 *
 */
#include <openssl/asn1.h>
#include <openssl/asn1t.h>
#include <openssl/krb5_asn.h>


ASN1_SEQUENCE(KRB5_ENCDATA) = {
      ASN1_EXP(KRB5_ENCDATA, etype,       ASN1_INTEGER,       0),
      ASN1_EXP_OPT(KRB5_ENCDATA, kvno,    ASN1_INTEGER,       1),
      ASN1_EXP(KRB5_ENCDATA, cipher,            ASN1_OCTET_STRING,2)
} ASN1_SEQUENCE_END(KRB5_ENCDATA)

IMPLEMENT_ASN1_FUNCTIONS(KRB5_ENCDATA)


ASN1_SEQUENCE(KRB5_PRINCNAME) = {
      ASN1_EXP(KRB5_PRINCNAME, nametype,  ASN1_INTEGER,       0),
      ASN1_EXP_SEQUENCE_OF(KRB5_PRINCNAME, namestring, ASN1_GENERALSTRING, 1)
} ASN1_SEQUENCE_END(KRB5_PRINCNAME)

IMPLEMENT_ASN1_FUNCTIONS(KRB5_PRINCNAME)


/* [APPLICATION 1] = 0x61 */
ASN1_SEQUENCE(KRB5_TKTBODY) = {
      ASN1_EXP(KRB5_TKTBODY, tktvno,            ASN1_INTEGER,       0),
      ASN1_EXP(KRB5_TKTBODY, realm,             ASN1_GENERALSTRING, 1),
      ASN1_EXP(KRB5_TKTBODY, sname,       KRB5_PRINCNAME,     2),
      ASN1_EXP(KRB5_TKTBODY, encdata,           KRB5_ENCDATA,       3)
} ASN1_SEQUENCE_END(KRB5_TKTBODY)

IMPLEMENT_ASN1_FUNCTIONS(KRB5_TKTBODY)


ASN1_ITEM_TEMPLATE(KRB5_TICKET) = 
      ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_EXPTAG|ASN1_TFLG_APPLICATION, 1,
                  KRB5_TICKET, KRB5_TKTBODY)
ASN1_ITEM_TEMPLATE_END(KRB5_TICKET)

IMPLEMENT_ASN1_FUNCTIONS(KRB5_TICKET)


/* [APPLICATION 14] = 0x6e */
ASN1_SEQUENCE(KRB5_APREQBODY) = {
      ASN1_EXP(KRB5_APREQBODY, pvno,            ASN1_INTEGER,       0),
      ASN1_EXP(KRB5_APREQBODY, msgtype,   ASN1_INTEGER,       1),
      ASN1_EXP(KRB5_APREQBODY, apoptions, ASN1_BIT_STRING,  2),
      ASN1_EXP(KRB5_APREQBODY, ticket,    KRB5_TICKET,        3),
      ASN1_EXP(KRB5_APREQBODY, authenticator,   KRB5_ENCDATA,       4),
} ASN1_SEQUENCE_END(KRB5_APREQBODY)

IMPLEMENT_ASN1_FUNCTIONS(KRB5_APREQBODY)

ASN1_ITEM_TEMPLATE(KRB5_APREQ) = 
      ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_EXPTAG|ASN1_TFLG_APPLICATION, 14,
                  KRB5_APREQ, KRB5_APREQBODY)
ASN1_ITEM_TEMPLATE_END(KRB5_APREQ)

IMPLEMENT_ASN1_FUNCTIONS(KRB5_APREQ)


/*  Authenticator stuff       */

ASN1_SEQUENCE(KRB5_CHECKSUM) = {
      ASN1_EXP(KRB5_CHECKSUM, ctype,            ASN1_INTEGER,       0),
      ASN1_EXP(KRB5_CHECKSUM, checksum,   ASN1_OCTET_STRING,1)
} ASN1_SEQUENCE_END(KRB5_CHECKSUM)

IMPLEMENT_ASN1_FUNCTIONS(KRB5_CHECKSUM)


ASN1_SEQUENCE(KRB5_ENCKEY) = {
      ASN1_EXP(KRB5_ENCKEY,   ktype,            ASN1_INTEGER,       0),
      ASN1_EXP(KRB5_ENCKEY,   keyvalue,   ASN1_OCTET_STRING,1)
} ASN1_SEQUENCE_END(KRB5_ENCKEY)

IMPLEMENT_ASN1_FUNCTIONS(KRB5_ENCKEY)


/* SEQ OF SEQ; see ASN1_EXP_SEQUENCE_OF_OPT() below */
ASN1_SEQUENCE(KRB5_AUTHDATA) = {
      ASN1_EXP(KRB5_AUTHDATA, adtype,           ASN1_INTEGER,       0),
      ASN1_EXP(KRB5_AUTHDATA, addata,     ASN1_OCTET_STRING,1)
} ASN1_SEQUENCE_END(KRB5_AUTHDATA)

IMPLEMENT_ASN1_FUNCTIONS(KRB5_AUTHDATA)


/* [APPLICATION 2] = 0x62 */
ASN1_SEQUENCE(KRB5_AUTHENTBODY) = {
      ASN1_EXP(KRB5_AUTHENTBODY,    avno, ASN1_INTEGER,       0),
      ASN1_EXP(KRB5_AUTHENTBODY,    crealm,     ASN1_GENERALSTRING, 1),
      ASN1_EXP(KRB5_AUTHENTBODY,    cname,      KRB5_PRINCNAME,     2),
      ASN1_EXP_OPT(KRB5_AUTHENTBODY,      cksum,      KRB5_CHECKSUM,      3),
      ASN1_EXP(KRB5_AUTHENTBODY,    cusec,      ASN1_INTEGER,       4),
      ASN1_EXP(KRB5_AUTHENTBODY,    ctime,      ASN1_GENERALIZEDTIME, 5),
      ASN1_EXP_OPT(KRB5_AUTHENTBODY,      subkey,     KRB5_ENCKEY,        6),
      ASN1_EXP_OPT(KRB5_AUTHENTBODY,      seqnum,     ASN1_INTEGER,       7),
      ASN1_EXP_SEQUENCE_OF_OPT
                (KRB5_AUTHENTBODY,  authorization,    KRB5_AUTHDATA, 8),
} ASN1_SEQUENCE_END(KRB5_AUTHENTBODY)

IMPLEMENT_ASN1_FUNCTIONS(KRB5_AUTHENTBODY)

ASN1_ITEM_TEMPLATE(KRB5_AUTHENT) = 
      ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_EXPTAG|ASN1_TFLG_APPLICATION, 2,
                  KRB5_AUTHENT, KRB5_AUTHENTBODY)
ASN1_ITEM_TEMPLATE_END(KRB5_AUTHENT)

IMPLEMENT_ASN1_FUNCTIONS(KRB5_AUTHENT)


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