mirror of https://gerrit.osmocom.org/asn1c
60 lines
1.6 KiB
C
60 lines
1.6 KiB
C
/*-
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* Copyright (c) 2003, 2004 Lev Walkin <vlm@lionet.info>. All rights reserved.
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* Redistribution and modifications are permitted subject to BSD license.
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*/
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#ifndef _CONSTR_CHOICE_H_
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#define _CONSTR_CHOICE_H_
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#include <constr_TYPE.h>
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/*
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* A single element of the CHOICE type.
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*/
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typedef struct asn1_CHOICE_element_s {
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int memb_offset; /* Offset of the element */
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int optional; /* Whether the element is optional */
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ber_tlv_tag_t tag; /* Outmost (most immediate) tag */
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int tag_mode; /* IMPLICIT/no/EXPLICIT tag at current level */
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asn1_TYPE_descriptor_t *type; /* Member type descriptor */
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char *name; /* ASN.1 identifier of the element */
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} asn1_CHOICE_element_t;
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typedef struct asn1_CHOICE_specifics_s {
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/*
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* Target structure description.
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*/
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int struct_size; /* Size of the target structure. */
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int ctx_offset; /* Offset of the ber_dec_ctx_t member */
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int pres_offset; /* Identifier of the present member */
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int pres_size; /* Size of the identifier (enum) */
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/*
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* Members of the CHOICE structure.
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*/
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asn1_CHOICE_element_t *elements;
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int elements_count;
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/*
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* Tags to members mapping table.
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*/
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asn1_TYPE_tag2member_t *tag2el;
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int tag2el_count;
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/*
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* Extensions-related stuff.
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*/
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int extensible; /* Whether CHOICE is extensible */
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} asn1_CHOICE_specifics_t;
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/*
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* A set specialized functions dealing with the CHOICE type.
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*/
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asn_constr_check_f CHOICE_constraint;
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ber_type_decoder_f CHOICE_decode_ber;
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der_type_encoder_f CHOICE_encode_der;
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asn_outmost_tag_f CHOICE_outmost_tag;
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asn_struct_print_f CHOICE_print;
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asn_struct_free_f CHOICE_free;
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#endif /* _CONSTR_CHOICE_H_ */
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