e2sim/asn1c/constr_CHOICE.h

   1 /*
   2  * Copyright (c) 2003-2017 Lev Walkin <vlm@lionet.info>. All rights reserved.
   3  * Redistribution and modifications are permitted subject to BSD license.
   4  */
   5 #ifndef _CONSTR_CHOICE_H_
   6 #define _CONSTR_CHOICE_H_
   7
   8 #include <asn_application.h>
   9
  10 #ifdef __cplusplus
  11 extern "C" {
  12 #endif
  13
  14 typedef struct asn_CHOICE_specifics_s {
  15         /*
  16          * Target structure description.
  17          */
  18         unsigned struct_size;       /* Size of the target structure. */
  19         unsigned ctx_offset;        /* Offset of the asn_codec_ctx_t member */
  20         unsigned pres_offset;       /* Identifier of the present member */
  21         unsigned pres_size;         /* Size of the identifier (enum) */
  22
  23         /*
  24          * Tags to members mapping table.
  25          */
  26         const asn_TYPE_tag2member_t *tag2el;
  27         unsigned tag2el_count;
  28
  29         /* Canonical ordering of CHOICE elements, for PER */
  30         const unsigned *to_canonical_order;
  31         const unsigned *from_canonical_order;
  32
  33         /*
  34          * Extensions-related stuff.
  35          */
  36         signed ext_start; /* First member of extensions, or -1 */
  37 } asn_CHOICE_specifics_t;
  38
  39 /*
  40  * A set specialized functions dealing with the CHOICE type.
  41  */
  42 asn_struct_free_f CHOICE_free;
  43
  44 #if !defined(ASN_DISABLE_PRINT_SUPPORT)
  45 asn_struct_print_f CHOICE_print;
  46 #endif  /* !defined(ASN_DISABLE_PRINT_SUPPORT) */
  47
  48 asn_struct_compare_f CHOICE_compare;
  49
  50 asn_constr_check_f CHOICE_constraint;
  51
  52 #if !defined(ASN_DISABLE_BER_SUPPORT)
  53 ber_type_decoder_f CHOICE_decode_ber;
  54 der_type_encoder_f CHOICE_encode_der;
  55 #endif  /* !defined(ASN_DISABLE_BER_SUPPORT) */
  56
  57 #if !defined(ASN_DISABLE_XER_SUPPORT)
  58 xer_type_decoder_f CHOICE_decode_xer;
  59 xer_type_encoder_f CHOICE_encode_xer;
  60 #endif  /* !defined(ASN_DISABLE_XER_SUPPORT) */
  61
  62 #if !defined(ASN_DISABLE_JER_SUPPORT)
  63 jer_type_encoder_f CHOICE_encode_jer;
  64 #endif  /* !defined(ASN_DISABLE_JER_SUPPORT) */
  65
  66 #if !defined(ASN_DISABLE_OER_SUPPORT)
  67 oer_type_decoder_f CHOICE_decode_oer;
  68 oer_type_encoder_f CHOICE_encode_oer;
  69 #endif  /* !defined(ASN_DISABLE_OER_SUPPORT) */
  70
  71 #if !defined(ASN_DISABLE_UPER_SUPPORT)
  72 per_type_decoder_f CHOICE_decode_uper;
  73 per_type_encoder_f CHOICE_encode_uper;
  74 #endif  /* !defined(ASN_DISABLE_UPER_SUPPORT) */
  75 #if !defined(ASN_DISABLE_APER_SUPPORT)
  76 per_type_decoder_f CHOICE_decode_aper;
  77 per_type_encoder_f CHOICE_encode_aper;
  78 #endif  /* !defined(ASN_DISABLE_APER_SUPPORT) */
  79
  80 #if !defined(ASN_DISABLE_RFILL_SUPPORT)
  81 asn_random_fill_f CHOICE_random_fill;
  82 #endif  /* !defined(ASN_DISABLE_RFILL_SUPPORT) */
  83
  84 asn_outmost_tag_f CHOICE_outmost_tag;
  85
  86 extern asn_TYPE_operation_t asn_OP_CHOICE;
  87
  88 unsigned _fetch_present_idx(
  89         const void *struct_ptr,
  90         unsigned off,
  91         unsigned size);
  92
  93 void _set_present_idx(
  94         void *sptr,
  95         unsigned offset,
  96         unsigned size,
  97         unsigned present);
  98
  99 /*
 100  * Return the 1-based choice variant presence index.
 101  * Returns 0 in case of error.
 102  */
 103 unsigned CHOICE_variant_get_presence(const asn_TYPE_descriptor_t *td,
 104                                      const void *structure_ptr);
 105
 106 /*
 107  * Sets or resets the 1-based choice variant presence index.
 108  * In case a previous index is not zero, the currently selected structure
 109  * member is freed and zeroed-out first.
 110  * Returns 0 on success and -1 on error.
 111  */
 112 int CHOICE_variant_set_presence(const asn_TYPE_descriptor_t *td,
 113                                 void *structure_ptr, unsigned present);
 114
 115 #ifdef __cplusplus
 116 }
 117 #endif
 118
 119 #endif  /* _CONSTR_CHOICE_H_ */