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/* krb5_asn.h */
/*
 * Written by Vern Staats <staatsvr@asc.hpc.mil> for the OpenSSL project, **
 * using ocsp/{*.h,*asn*.c} as a starting point
 */

/* ====================================================================
 * Copyright (c) 1998-2000 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
 *    openssl-core@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).
 *
 */

#ifndef HEADER_KRB5_ASN_H
# define HEADER_KRB5_ASN_H

/*
 * #include <krb5.h>
 */
# include <openssl/safestack.h>

#ifdef  __cplusplus
extern "C" {
#endif

/*
 * ASN.1 from Kerberos RFC 1510
 */

/*-     EncryptedData ::=   SEQUENCE {
 *              etype[0]                      INTEGER, -- EncryptionType
 *              kvno[1]                       INTEGER OPTIONAL,
 *              cipher[2]                     OCTET STRING -- ciphertext
 *      }
 */
typedef struct krb5_encdata_st {
    ASN1_INTEGER *etype;
    ASN1_INTEGER *kvno;
    ASN1_OCTET_STRING *cipher;
} KRB5_ENCDATA;

DECLARE_STACK_OF(KRB5_ENCDATA)

/*-     PrincipalName ::=   SEQUENCE {
 *              name-type[0]                  INTEGER,
 *              name-string[1]                SEQUENCE OF GeneralString
 *      }
 */
typedef struct krb5_princname_st {
    ASN1_INTEGER *nametype;
    STACK_OF(ASN1_GENERALSTRING) *namestring;
} KRB5_PRINCNAME;

DECLARE_STACK_OF(KRB5_PRINCNAME)

/*-     Ticket ::=      [APPLICATION 1] SEQUENCE {
 *              tkt-vno[0]                    INTEGER,
 *              realm[1]                      Realm,
 *              sname[2]                      PrincipalName,
 *              enc-part[3]                   EncryptedData
 *      }
 */
typedef struct krb5_tktbody_st {
    ASN1_INTEGER *tktvno;
    ASN1_GENERALSTRING *realm;
    KRB5_PRINCNAME *sname;
    KRB5_ENCDATA *encdata;
} KRB5_TKTBODY;

typedef STACK_OF(KRB5_TKTBODY) KRB5_TICKET;
DECLARE_STACK_OF(KRB5_TKTBODY)

/*-     AP-REQ ::=      [APPLICATION 14] SEQUENCE {
 *              pvno[0]                       INTEGER,
 *              msg-type[1]                   INTEGER,
 *              ap-options[2]                 APOptions,
 *              ticket[3]                     Ticket,
 *              authenticator[4]              EncryptedData
 *      }
 *
 *      APOptions ::=   BIT STRING {
 *              reserved(0), use-session-key(1), mutual-required(2) }
 */
typedef struct krb5_ap_req_st {
    ASN1_INTEGER *pvno;
    ASN1_INTEGER *msgtype;
    ASN1_BIT_STRING *apoptions;
    KRB5_TICKET *ticket;
    KRB5_ENCDATA *authenticator;
} KRB5_APREQBODY;

typedef STACK_OF(KRB5_APREQBODY) KRB5_APREQ;
DECLARE_STACK_OF(KRB5_APREQBODY)

/*      Authenticator Stuff     */

/*-     Checksum ::=   SEQUENCE {
 *              cksumtype[0]                  INTEGER,
 *              checksum[1]                   OCTET STRING
 *      }
 */
typedef struct krb5_checksum_st {
    ASN1_INTEGER *ctype;
    ASN1_OCTET_STRING *checksum;
} KRB5_CHECKSUM;

DECLARE_STACK_OF(KRB5_CHECKSUM)

/*-     EncryptionKey ::=   SEQUENCE {
 *              keytype[0]                    INTEGER,
 *              keyvalue[1]                   OCTET STRING
 *      }
 */
typedef struct krb5_encryptionkey_st {
    ASN1_INTEGER *ktype;
    ASN1_OCTET_STRING *keyvalue;
} KRB5_ENCKEY;

DECLARE_STACK_OF(KRB5_ENCKEY)

/*-     AuthorizationData ::=   SEQUENCE OF SEQUENCE {
 *              ad-type[0]                    INTEGER,
 *              ad-data[1]                    OCTET STRING
 *      }
 */
typedef struct krb5_authorization_st {
    ASN1_INTEGER *adtype;
    ASN1_OCTET_STRING *addata;
} KRB5_AUTHDATA;

DECLARE_STACK_OF(KRB5_AUTHDATA)

/*-     -- Unencrypted authenticator
 *      Authenticator ::=    [APPLICATION 2] SEQUENCE    {
 *              authenticator-vno[0]          INTEGER,
 *              crealm[1]                     Realm,
 *              cname[2]                      PrincipalName,
 *              cksum[3]                      Checksum OPTIONAL,
 *              cusec[4]                      INTEGER,
 *              ctime[5]                      KerberosTime,
 *              subkey[6]                     EncryptionKey OPTIONAL,
 *              seq-number[7]                 INTEGER OPTIONAL,
 *              authorization-data[8]         AuthorizationData OPTIONAL
 *      }
 */
typedef struct krb5_authenticator_st {
    ASN1_INTEGER *avno;
    ASN1_GENERALSTRING *crealm;
    KRB5_PRINCNAME *cname;
    KRB5_CHECKSUM *cksum;
    ASN1_INTEGER *cusec;
    ASN1_GENERALIZEDTIME *ctime;
    KRB5_ENCKEY *subkey;
    ASN1_INTEGER *seqnum;
    KRB5_AUTHDATA *authorization;
} KRB5_AUTHENTBODY;

typedef STACK_OF(KRB5_AUTHENTBODY) KRB5_AUTHENT;
DECLARE_STACK_OF(KRB5_AUTHENTBODY)

/*-  DECLARE_ASN1_FUNCTIONS(type) = DECLARE_ASN1_FUNCTIONS_name(type, type) =
 *      type *name##_new(void);
 *      void name##_free(type *a);
 *      DECLARE_ASN1_ENCODE_FUNCTIONS(type, name, name) =
 *       DECLARE_ASN1_ENCODE_FUNCTIONS(type, itname, name) =
 *        type *d2i_##name(type **a, const unsigned char **in, long len);
 *        int i2d_##name(type *a, unsigned char **out);
 *        DECLARE_ASN1_ITEM(itname) = OPENSSL_EXTERN const ASN1_ITEM itname##_it
 */

DECLARE_ASN1_FUNCTIONS(KRB5_ENCDATA)
DECLARE_ASN1_FUNCTIONS(KRB5_PRINCNAME)
DECLARE_ASN1_FUNCTIONS(KRB5_TKTBODY)
DECLARE_ASN1_FUNCTIONS(KRB5_APREQBODY)
DECLARE_ASN1_FUNCTIONS(KRB5_TICKET)
DECLARE_ASN1_FUNCTIONS(KRB5_APREQ)

DECLARE_ASN1_FUNCTIONS(KRB5_CHECKSUM)
DECLARE_ASN1_FUNCTIONS(KRB5_ENCKEY)
DECLARE_ASN1_FUNCTIONS(KRB5_AUTHDATA)
DECLARE_ASN1_FUNCTIONS(KRB5_AUTHENTBODY)
DECLARE_ASN1_FUNCTIONS(KRB5_AUTHENT)

/* BEGIN ERROR CODES */
/*
 * The following lines are auto generated by the script mkerr.pl. Any changes
 * made after this point may be overwritten when the script is next run.
 */

#ifdef  __cplusplus
}
#endif
#endif

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