asn1_encode.h revision 7c478bd95313f5f23a4c958a745db2134aa03244
#pragma ident "%Z%%M% %I% %E% SMI"
/*
* src/lib/krb5/asn.1/asn1_encode.h
*
* Copyright 1994 by the Massachusetts Institute of Technology.
* All Rights Reserved.
*
* Export of this software from the United States of America may
* require a specific license from the United States Government.
* It is the responsibility of any person or organization contemplating
* export to obtain such a license before exporting.
*
* WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
* distribute this software and its documentation for any purpose and
* without fee is hereby granted, provided that the above copyright
* notice appear in all copies and that both that copyright notice and
* this permission notice appear in supporting documentation, and that
* the name of M.I.T. not be used in advertising or publicity pertaining
* to distribution of the software without specific, written prior
* permission. Furthermore if you modify this software you must label
* your software as modified software and not distribute it in such a
* fashion that it might be confused with the original M.I.T. software.
* M.I.T. makes no representations about the suitability of
* this software for any purpose. It is provided "as is" without express
* or implied warranty.
*/
#ifndef __ASN1_ENCODE_H__
#define __ASN1_ENCODE_H__
#include "k5-int.h"
#include "krbasn1.h"
#include "asn1buf.h"
#include <time.h>
/*
Overview
Each of these procedures inserts the encoding of an ASN.1
primitive in a coding buffer.
Operations
asn1_encode_integer
asn1_encode_octetstring
asn1_encode_null
asn1_encode_printablestring
asn1_encode_ia5string
asn1_encode_generaltime
asn1_encode_generalstring
*/
asn1_error_code asn1_encode_integer
(asn1buf *buf, const long val, unsigned int *retlen);
/* requires *buf is allocated
modifies *buf, *retlen
effects Inserts the encoding of val into *buf and returns
the length of the encoding in *retlen.
Returns ENOMEM to signal an unsuccesful attempt
to expand the buffer. */
asn1_error_code asn1_encode_enumerated
(asn1buf *buf, const long val, unsigned int *retlen);
asn1_error_code asn1_encode_unsigned_integer
(asn1buf *buf, const unsigned long val,
unsigned int *retlen);
/* requires *buf is allocated
modifies *buf, *retlen
effects Inserts the encoding of val into *buf and returns
the length of the encoding in *retlen.
Returns ENOMEM to signal an unsuccesful attempt
to expand the buffer. */
asn1_error_code asn1_encode_octetstring
(asn1buf *buf,
const unsigned int len, const asn1_octet *val,
unsigned int *retlen);
/* requires *buf is allocated
modifies *buf, *retlen
effects Inserts the encoding of val into *buf and returns
the length of the encoding in *retlen.
Returns ENOMEM to signal an unsuccesful attempt
to expand the buffer. */
asn1_error_code asn1_encode_oid
(asn1buf *buf,
const unsigned int len, const asn1_octet *val,
unsigned int *retlen);
/* requires *buf is allocated
modifies *buf, *retlen
effects Inserts the encoding of val into *buf and returns
the length of the encoding in *retlen.
Returns ENOMEM to signal an unsuccesful attempt
to expand the buffer. */
asn1_error_code asn1_encode_charstring
(asn1buf *buf,
const unsigned int len, const char *val,
unsigned int *retlen);
/* requires *buf is allocated
modifies *buf, *retlen
effects Inserts the encoding of val into *buf and returns
the length of the encoding in *retlen.
Returns ENOMEM to signal an unsuccesful attempt
to expand the buffer. */
asn1_error_code asn1_encode_null
(asn1buf *buf, int *retlen);
/* requires *buf is allocated
modifies *buf, *retlen
effects Inserts the encoding of NULL into *buf and returns
the length of the encoding in *retlen.
Returns ENOMEM to signal an unsuccesful attempt
to expand the buffer. */
asn1_error_code asn1_encode_printablestring
(asn1buf *buf,
const unsigned int len, const char *val,
int *retlen);
/* requires *buf is allocated
modifies *buf, *retlen
effects Inserts the encoding of val into *buf and returns
the length of the encoding in *retlen.
Returns ENOMEM to signal an unsuccesful attempt
to expand the buffer. */
asn1_error_code asn1_encode_ia5string
(asn1buf *buf,
const unsigned int len, const char *val,
int *retlen);
/* requires *buf is allocated
modifies *buf, *retlen
effects Inserts the encoding of val into *buf and returns
the length of the encoding in *retlen.
Returns ENOMEM to signal an unsuccesful attempt
to expand the buffer. */
asn1_error_code asn1_encode_generaltime
(asn1buf *buf, const time_t val, unsigned int *retlen);
/* requires *buf is allocated
modifies *buf, *retlen
effects Inserts the encoding of val into *buf and returns
the length of the encoding in *retlen.
Returns ENOMEM to signal an unsuccesful attempt
to expand the buffer.
Note: The encoding of GeneralizedTime is YYYYMMDDhhmmZ */
asn1_error_code asn1_encode_generalstring
(asn1buf *buf,
const unsigned int len, const char *val,
unsigned int *retlen);
/* requires *buf is allocated, val has a length of len characters
modifies *buf, *retlen
effects Inserts the encoding of val into *buf and returns
the length of the encoding in *retlen.
Returns ENOMEM to signal an unsuccesful attempt
to expand the buffer. */
#endif