2
* Copyright (c) 2003, 2004, 2005 Lev Walkin <vlm@lionet.info>.
4
* Redistribution and modifications are permitted subject to BSD license.
6
#ifndef _OBJECT_IDENTIFIER_H_
7
#define _OBJECT_IDENTIFIER_H_
9
#include <asn_application.h>
10
#include <asn_codecs_prim.h>
16
typedef ASN__PRIMITIVE_TYPE_t OBJECT_IDENTIFIER_t;
18
extern asn_TYPE_descriptor_t asn_DEF_OBJECT_IDENTIFIER;
20
asn_struct_print_f OBJECT_IDENTIFIER_print;
21
asn_constr_check_f OBJECT_IDENTIFIER_constraint;
22
der_type_encoder_f OBJECT_IDENTIFIER_encode_der;
23
xer_type_decoder_f OBJECT_IDENTIFIER_decode_xer;
24
xer_type_encoder_f OBJECT_IDENTIFIER_encode_xer;
26
/**********************************
27
* Some handy conversion routines *
28
**********************************/
31
* This function fills an (_arcs) array with OBJECT IDENTIFIER arcs
32
* up to specified (_arc_slots) elements.
35
* void print_arcs(OBJECT_IDENTIFIER_t *oid) {
36
* unsigned long fixed_arcs[10]; // Try with fixed space first
37
* unsigned long *arcs = fixed_arcs;
38
* int arc_type_size = sizeof(fixed_arcs[0]); // sizeof(long)
39
* int arc_slots = sizeof(fixed_arcs)/sizeof(fixed_arcs[0]); // 10
40
* int count; // Real number of arcs.
43
* count = OBJECT_IDENTIFIER_get_arcs(oid, arcs,
44
* arc_type_size, arc_slots);
45
* // If necessary, reallocate arcs array and try again.
46
* if(count > arc_slots) {
48
* arcs = malloc(arc_type_size * arc_slots);
50
* count = OBJECT_IDENTIFIER_get_arcs(oid, arcs,
51
* arc_type_size, arc_slots);
52
* assert(count == arc_slots);
55
* // Print the contents of the arcs array.
56
* for(i = 0; i < count; i++)
57
* printf("%d\n", arcs[i]);
59
* // Avoid memory leak.
60
* if(arcs != fixed_arcs) free(arcs);
64
* -1/EINVAL: Invalid arguments (oid is missing)
65
* -1/ERANGE: One or more arcs have value out of array cell type range.
66
* >=0: Number of arcs contained in the OBJECT IDENTIFIER
68
* WARNING: The function always returns the real number of arcs,
69
* even if there is no sufficient (_arc_slots) provided.
71
int OBJECT_IDENTIFIER_get_arcs(OBJECT_IDENTIFIER_t *_oid,
72
void *_arcs, /* e.g., unsigned int arcs[N] */
73
unsigned int _arc_type_size, /* e.g., sizeof(arcs[0]) */
74
unsigned int _arc_slots /* e.g., N */);
77
* This functions initializes the OBJECT IDENTIFIER object with
78
* the given set of arcs.
79
* The minimum of two arcs must be present; some restrictions apply.
81
* -1/EINVAL: Invalid arguments
82
* -1/ERANGE: The first two arcs do not conform to ASN.1 restrictions.
83
* -1/ENOMEM: Memory allocation failed
84
* 0: The object was initialized with new arcs.
86
int OBJECT_IDENTIFIER_set_arcs(OBJECT_IDENTIFIER_t *_oid,
87
const void *_arcs, /* e.g., unsigned int arcs[N] */
88
unsigned int _arc_type_size, /* e.g., sizeof(arcs[0]) */
89
unsigned int _arc_slots /* e.g., N */);
92
* Print the specified OBJECT IDENTIFIER arc.
94
int OBJECT_IDENTIFIER_print_arc(uint8_t *arcbuf, int arclen,
95
int add, /* Arbitrary offset, required to process the first two arcs */
96
asn_app_consume_bytes_f *cb, void *app_key);
98
/* Same as above, but returns the number of written digits, instead of 0 */
99
ssize_t OBJECT_IDENTIFIER__dump_arc(uint8_t *arcbuf, int arclen, int add,
100
asn_app_consume_bytes_f *cb, void *app_key);
103
* Parse the OBJECT IDENTIFIER textual representation ("1.3.6.1.4.1.9363").
104
* No arc can exceed the (0..signed_long_max) range (typically, 0..2G if L32).
105
* This function is not specific to OBJECT IDENTIFIER, it may be used to parse
106
* the RELATIVE-OID data, or any other data consisting of dot-separated
107
* series of numeric values.
109
* If (oid_txt_length == -1), the strlen() will be invoked to determine the
110
* size of the (oid_text) string.
112
* After return, the optional (opt_oid_text_end) is set to the character after
113
* the last parsed one. (opt_oid_text_end) is never less than (oid_text).
117
* >= 0: Number of arcs contained in the OBJECT IDENTIFIER.
119
* WARNING: The function always returns the real number of arcs,
120
* even if there is no sufficient (_arc_slots) provided.
121
* This is useful for (_arc_slots) value estimation.
123
int OBJECT_IDENTIFIER_parse_arcs(const char *oid_text, ssize_t oid_txt_length,
124
long arcs[], unsigned int arcs_slots, const char **opt_oid_text_end);
127
* Internal functions.
128
* Used by RELATIVE-OID implementation in particular.
130
int OBJECT_IDENTIFIER_get_single_arc(uint8_t *arcbuf, unsigned int arclen,
131
signed int add, void *value, unsigned int value_size);
132
int OBJECT_IDENTIFIER_set_single_arc(uint8_t *arcbuf,
133
const void *arcval, unsigned int arcval_size, int _prepared_order);
139
#endif /* _OBJECT_IDENTIFIER_H_ */