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/*
* Copyright (c) 1997 - 2001 Kungliga Tekniska Högskolan
* (Royal Institute of Technology, Stockholm, Sweden).
* 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. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS 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 INSTITUTE OR 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.
*/
/* $Id: der.h,v 1.28 2005/05/29 14:23:00 lha Exp $ */
#ifndef __DER_H__
#define __DER_H__
#include <time.h>
typedef enum {
ASN1_C_UNIV = 0,
ASN1_C_APPL = 1,
ASN1_C_CONTEXT = 2 ,
ASN1_C_PRIVATE = 3
} Der_class;
typedef enum {PRIM = 0, CONS = 1} Der_type;
/* Universal tags */
enum {
UT_Boolean = 1,
UT_Integer = 2,
UT_BitString = 3,
UT_OctetString = 4,
UT_Null = 5,
UT_OID = 6,
UT_Enumerated = 10,
UT_UTF8String = 12,
UT_Sequence = 16,
UT_Set = 17,
UT_PrintableString = 19,
UT_IA5String = 22,
UT_UTCTime = 23,
UT_GeneralizedTime = 24,
UT_VisibleString = 26,
UT_GeneralString = 27
};
#define ASN1_INDEFINITE 0xdce0deed
#ifndef HAVE_TIMEGM
time_t timegm (struct tm *);
#endif
int time2generalizedtime (time_t t, heim_octet_string *s);
int der_get_int (const unsigned char *p, size_t len, int *ret, size_t *size);
int der_get_length (const unsigned char *p, size_t len,
size_t *val, size_t *size);
int der_get_boolean (const unsigned char *p, size_t len,
int *data, size_t *size);
int der_get_general_string (const unsigned char *p, size_t len,
heim_general_string *str, size_t *size);
int der_get_octet_string (const unsigned char *p, size_t len,
heim_octet_string *data, size_t *size);
int der_get_oid (const unsigned char *p, size_t len,
heim_oid *data, size_t *size);
int der_get_tag (const unsigned char *p, size_t len,
Der_class *class, Der_type *type,
int *tag, size_t *size);
int der_match_tag (const unsigned char *p, size_t len,
Der_class class, Der_type type,
int tag, size_t *size);
int der_match_tag_and_length (const unsigned char *p, size_t len,
Der_class class, Der_type type, int tag,
size_t *length_ret, size_t *size);
int decode_boolean (const unsigned char*, size_t, int*, size_t*);
int decode_integer (const unsigned char*, size_t, int*, size_t*);
int decode_unsigned (const unsigned char*, size_t, unsigned*, size_t*);
int decode_enumerated (const unsigned char*, size_t, unsigned*, size_t*);
int decode_general_string (const unsigned char*, size_t,
heim_general_string*, size_t*);
int decode_oid (const unsigned char *p, size_t len,
heim_oid *k, size_t *size);
int decode_octet_string (const unsigned char*, size_t,
heim_octet_string*, size_t*);
int decode_generalized_time (const unsigned char*, size_t, time_t*, size_t*);
int decode_nulltype (const unsigned char*, size_t, size_t*);
int decode_utf8string (const unsigned char*, size_t,
heim_utf8_string*, size_t*);
int der_put_int (unsigned char *p, size_t len, int val, size_t*);
int der_put_length (unsigned char *p, size_t len, size_t val, size_t*);
int der_put_boolean (unsigned char *p, size_t len, const int *data, size_t*);
int der_put_general_string (unsigned char *p, size_t len,
const heim_general_string *str, size_t*);
int der_put_octet_string (unsigned char *p, size_t len,
const heim_octet_string *data, size_t*);
int der_put_oid (unsigned char *p, size_t len,
const heim_oid *data, size_t *size);
int der_put_tag (unsigned char *p, size_t len, Der_class class, Der_type type,
int tag, size_t*);
int der_put_length_and_tag (unsigned char*, size_t, size_t,
Der_class, Der_type, int, size_t*);
int encode_boolean (unsigned char *p, size_t len,
const int *data, size_t*);
int encode_integer (unsigned char *p, size_t len,
const int *data, size_t*);
int encode_unsigned (unsigned char *p, size_t len,
const unsigned *data, size_t*);
int encode_enumerated (unsigned char *p, size_t len,
const unsigned *data, size_t*);
int encode_general_string (unsigned char *p, size_t len,
const heim_general_string *data, size_t*);
int encode_octet_string (unsigned char *p, size_t len,
const heim_octet_string *k, size_t*);
int encode_oid (unsigned char *p, size_t len,
const heim_oid *k, size_t*);
int encode_generalized_time (unsigned char *p, size_t len,
const time_t *t, size_t*);
int encode_nulltype (unsigned char*, size_t, size_t*);
int encode_utf8string (unsigned char*, size_t,
const heim_utf8_string*, size_t*);
void free_integer (int *num);
void free_general_string (heim_general_string *str);
void free_octet_string (heim_octet_string *k);
void free_oid (heim_oid *k);
void free_generalized_time (time_t *t);
void free_utf8string (heim_utf8_string*);
size_t length_len (size_t len);
size_t length_boolean (const int *data);
size_t length_integer (const int *data);
size_t length_unsigned (const unsigned *data);
size_t length_enumerated (const unsigned *data);
size_t length_general_string (const heim_general_string *data);
size_t length_octet_string (const heim_octet_string *k);
size_t length_oid (const heim_oid *k);
size_t length_generalized_time (const time_t *t);
size_t length_nulltype (void);
size_t length_utf8string (const heim_utf8_string*);
int copy_general_string (const heim_general_string *, heim_general_string *);
int copy_octet_string (const heim_octet_string *, heim_octet_string *);
int copy_oid (const heim_oid *from, heim_oid *to);
int copy_nulltype (void *, void *);
int copy_utf8string (const heim_utf8_string*, heim_utf8_string*);
int heim_oid_cmp(const heim_oid *, const heim_oid *);
int heim_octet_string_cmp(const heim_octet_string *,const heim_octet_string *);
int fix_dce(size_t reallen, size_t *len);
#endif /* __DER_H__ */
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