2 * Copyright (c) 1997 - 2001 Kungliga Tekniska Högskolan
3 * (Royal Institute of Technology, Stockholm, Sweden).
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
17 * 3. Neither the name of the Institute nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 /* $Id: der.h,v 1.28 2005/05/29 14:23:00 lha Exp $ */
48 typedef enum {PRIM = 0, CONS = 1} Der_type;
63 UT_PrintableString = 19,
66 UT_GeneralizedTime = 24,
67 UT_VisibleString = 26,
71 #define ASN1_INDEFINITE 0xdce0deed
74 time_t timegm (struct tm *);
77 int time2generalizedtime (time_t t, heim_octet_string *s);
79 int der_get_int (const unsigned char *p, size_t len, int *ret, size_t *size);
80 int der_get_length (const unsigned char *p, size_t len,
81 size_t *val, size_t *size);
82 int der_get_boolean (const unsigned char *p, size_t len,
83 int *data, size_t *size);
84 int der_get_general_string (const unsigned char *p, size_t len,
85 heim_general_string *str, size_t *size);
86 int der_get_octet_string (const unsigned char *p, size_t len,
87 heim_octet_string *data, size_t *size);
88 int der_get_oid (const unsigned char *p, size_t len,
89 heim_oid *data, size_t *size);
90 int der_get_tag (const unsigned char *p, size_t len,
91 Der_class *class, Der_type *type,
92 int *tag, size_t *size);
94 int der_match_tag (const unsigned char *p, size_t len,
95 Der_class class, Der_type type,
96 int tag, size_t *size);
97 int der_match_tag_and_length (const unsigned char *p, size_t len,
98 Der_class class, Der_type type, int tag,
99 size_t *length_ret, size_t *size);
101 int decode_boolean (const unsigned char*, size_t, int*, size_t*);
102 int decode_integer (const unsigned char*, size_t, int*, size_t*);
103 int decode_unsigned (const unsigned char*, size_t, unsigned*, size_t*);
104 int decode_enumerated (const unsigned char*, size_t, unsigned*, size_t*);
105 int decode_general_string (const unsigned char*, size_t,
106 heim_general_string*, size_t*);
107 int decode_oid (const unsigned char *p, size_t len,
108 heim_oid *k, size_t *size);
109 int decode_octet_string (const unsigned char*, size_t,
110 heim_octet_string*, size_t*);
111 int decode_generalized_time (const unsigned char*, size_t, time_t*, size_t*);
112 int decode_nulltype (const unsigned char*, size_t, size_t*);
113 int decode_utf8string (const unsigned char*, size_t,
114 heim_utf8_string*, size_t*);
116 int der_put_int (unsigned char *p, size_t len, int val, size_t*);
117 int der_put_length (unsigned char *p, size_t len, size_t val, size_t*);
118 int der_put_boolean (unsigned char *p, size_t len, const int *data, size_t*);
119 int der_put_general_string (unsigned char *p, size_t len,
120 const heim_general_string *str, size_t*);
121 int der_put_octet_string (unsigned char *p, size_t len,
122 const heim_octet_string *data, size_t*);
123 int der_put_oid (unsigned char *p, size_t len,
124 const heim_oid *data, size_t *size);
125 int der_put_tag (unsigned char *p, size_t len, Der_class class, Der_type type,
127 int der_put_length_and_tag (unsigned char*, size_t, size_t,
128 Der_class, Der_type, int, size_t*);
130 int encode_boolean (unsigned char *p, size_t len,
131 const int *data, size_t*);
132 int encode_integer (unsigned char *p, size_t len,
133 const int *data, size_t*);
134 int encode_unsigned (unsigned char *p, size_t len,
135 const unsigned *data, size_t*);
136 int encode_enumerated (unsigned char *p, size_t len,
137 const unsigned *data, size_t*);
138 int encode_general_string (unsigned char *p, size_t len,
139 const heim_general_string *data, size_t*);
140 int encode_octet_string (unsigned char *p, size_t len,
141 const heim_octet_string *k, size_t*);
142 int encode_oid (unsigned char *p, size_t len,
143 const heim_oid *k, size_t*);
144 int encode_generalized_time (unsigned char *p, size_t len,
145 const time_t *t, size_t*);
146 int encode_nulltype (unsigned char*, size_t, size_t*);
147 int encode_utf8string (unsigned char*, size_t,
148 const heim_utf8_string*, size_t*);
150 void free_integer (int *num);
151 void free_general_string (heim_general_string *str);
152 void free_octet_string (heim_octet_string *k);
153 void free_oid (heim_oid *k);
154 void free_generalized_time (time_t *t);
155 void free_utf8string (heim_utf8_string*);
157 size_t length_len (size_t len);
158 size_t length_boolean (const int *data);
159 size_t length_integer (const int *data);
160 size_t length_unsigned (const unsigned *data);
161 size_t length_enumerated (const unsigned *data);
162 size_t length_general_string (const heim_general_string *data);
163 size_t length_octet_string (const heim_octet_string *k);
164 size_t length_oid (const heim_oid *k);
165 size_t length_generalized_time (const time_t *t);
166 size_t length_nulltype (void);
167 size_t length_utf8string (const heim_utf8_string*);
169 int copy_general_string (const heim_general_string *, heim_general_string *);
170 int copy_octet_string (const heim_octet_string *, heim_octet_string *);
171 int copy_oid (const heim_oid *from, heim_oid *to);
172 int copy_nulltype (void *, void *);
173 int copy_utf8string (const heim_utf8_string*, heim_utf8_string*);
175 int heim_oid_cmp(const heim_oid *, const heim_oid *);
176 int heim_octet_string_cmp(const heim_octet_string *,const heim_octet_string *);
178 int fix_dce(size_t reallen, size_t *len);
180 #endif /* __DER_H__ */