2
* Copyright (c) 1997 - 2006 Kungliga Tekniska H�gskolan
3
* (Royal Institute of Technology, Stockholm, Sweden).
6
* Portions Copyright (c) 2009 Apple Inc. All rights reserved.
8
* Redistribution and use in source and binary forms, with or without
9
* modification, are permitted provided that the following conditions
12
* 1. Redistributions of source code must retain the above copyright
13
* notice, this list of conditions and the following disclaimer.
15
* 2. Redistributions in binary form must reproduce the above copyright
16
* notice, this list of conditions and the following disclaimer in the
17
* documentation and/or other materials provided with the distribution.
19
* 3. Neither the name of the Institute nor the names of its contributors
20
* may be used to endorse or promote products derived from this software
21
* without specific prior written permission.
23
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
24
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
27
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
38
#ifndef __TEMPLATE_H__
39
#define __TEMPLATE_H__
56
#define A1_OP_MASK (0xf0000000)
57
#define A1_OP_TYPE (0x10000000)
58
#define A1_OP_TYPE_EXTERN (0x20000000)
59
#define A1_OP_TAG (0x30000000)
60
#define A1_OP_PARSE (0x40000000)
61
#define A1_OP_SEQOF (0x50000000)
62
#define A1_OP_SETOF (0x60000000)
63
#define A1_OP_BMEMBER (0x70000000)
64
#define A1_OP_CHOICE (0x80000000)
66
#define A1_FLAG_MASK (0x0f000000)
67
#define A1_FLAG_OPTIONAL (0x01000000)
68
#define A1_FLAG_IMPLICIT (0x02000000)
70
#define A1_TAG_T(CLASS,TYPE,TAG) ((A1_OP_TAG) | (((CLASS) << 22) | ((TYPE) << 21) | (TAG)))
71
#define A1_TAG_CLASS(x) (((x) >> 22) & 0x3)
72
#define A1_TAG_TYPE(x) (((x) >> 21) & 0x1)
73
#define A1_TAG_TAG(x) ((x) & 0x1fffff)
75
#define A1_TAG_LEN(t) ((uintptr_t)(t)->ptr)
76
#define A1_HEADER_LEN(t) ((uintptr_t)(t)->ptr)
78
#define A1_PARSE_T(type) ((A1_OP_PARSE) | (type))
79
#define A1_PARSE_TYPE_MASK 0xfff
80
#define A1_PARSE_TYPE(x) (A1_PARSE_TYPE_MASK & (x))
82
#define A1_PF_INDEFINTE 0x1
83
#define A1_PF_ALLOW_BER 0x2
85
#define A1_HF_PRESERVE 0x1
86
#define A1_HF_ELLIPSIS 0x2
88
#define A1_HBF_RFC1510 0x1
91
struct asn1_template {
97
typedef int (*asn1_type_decode)(const unsigned char *, size_t, void *, size_t *);
98
typedef int (*asn1_type_encode)(unsigned char *, size_t, const void *, size_t *);
99
typedef size_t (*asn1_type_length)(const void *);
100
typedef void (*asn1_type_release)(void *);
101
typedef int (*asn1_type_copy)(const void *, void *);
103
struct asn1_type_func {
104
asn1_type_encode encode;
105
asn1_type_decode decode;
106
asn1_type_length length;
108
asn1_type_release release;
117
enum template_types {
124
A1T_OCTET_STRING_BER,
127
A1T_UNIVERSAL_STRING,
128
A1T_PRINTABLE_STRING,
131
A1T_GENERALIZED_TIME,