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/*-
* Copyright (c) 2003, 2004 Lev Walkin <vlm@lionet.info>. All rights reserved.
* Redistribution and modifications are permitted subject to BSD license.
*/
#ifndef _CONSTR_CHOICE_H_
#define _CONSTR_CHOICE_H_
#include <constr_TYPE.h>
/*
* A single element of the CHOICE type.
*/
typedef struct asn1_CHOICE_element_s {
int memb_offset; /* Offset of the element */
int optional; /* Whether the element is optional */
ber_tlv_tag_t tag; /* Outmost (most immediate) tag */
int tag_mode; /* IMPLICIT/no/EXPLICIT tag at current level */
asn1_TYPE_descriptor_t *type; /* Member type descriptor */
char *name; /* ASN.1 identifier of the element */
} asn1_CHOICE_element_t;
typedef struct asn1_CHOICE_specifics_s {
/*
* Target structure description.
*/
int struct_size; /* Size of the target structure. */
int ctx_offset; /* Offset of the ber_dec_ctx_t member */
int pres_offset; /* Identifier of the present member */
int pres_size; /* Size of the identifier (enum) */
/*
* Members of the CHOICE structure.
*/
asn1_CHOICE_element_t *elements;
int elements_count;
/*
* Tags to members mapping table.
*/
asn1_TYPE_tag2member_t *tag2el;
int tag2el_count;
/*
* Extensions-related stuff.
*/
int extensible; /* Whether CHOICE is extensible */
} asn1_CHOICE_specifics_t;
/*
* A set specialized functions dealing with the CHOICE type.
*/
asn_constr_check_f CHOICE_constraint;
ber_type_decoder_f CHOICE_decode_ber;
der_type_encoder_f CHOICE_encode_der;
asn_outmost_tag_f CHOICE_outmost_tag;
asn_struct_print_f CHOICE_print;
asn_struct_free_f CHOICE_free;
#endif /* _CONSTR_CHOICE_H_ */
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