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Diffstat (limited to 'include/asn1c/constr_SET.h')
| -rw-r--r-- | include/asn1c/constr_SET.h | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/include/asn1c/constr_SET.h b/include/asn1c/constr_SET.h new file mode 100644 index 0000000..0c78ed5 --- /dev/null +++ b/include/asn1c/constr_SET.h @@ -0,0 +1,84 @@ +/*- + * Copyright (c) 2003, 2004 Lev Walkin <vlm@lionet.info>. All rights reserved. + * Redistribution and modifications are permitted subject to BSD license. + */ +#ifndef _CONSTR_SET_H_ +#define _CONSTR_SET_H_ + +#include <asn_application.h> + +#ifdef __cplusplus +extern "C" { +#endif + + +typedef struct asn_SET_specifics_s { + /* + * Target structure description. + */ + int struct_size; /* Size of the target structure. */ + int ctx_offset; /* Offset of the asn_struct_ctx_t member */ + int pres_offset; /* Offset of _presence_map member */ + + /* + * Tags to members mapping table (sorted). + * Sometimes suitable for DER encoding (untagged CHOICE is present); + * if so, tag2el_count will be greater than td->elements_count. + */ + asn_TYPE_tag2member_t *tag2el; + int tag2el_count; + + /* + * Tags to members mapping table, second edition. + * Suitable for CANONICAL-XER encoding. + */ + asn_TYPE_tag2member_t *tag2el_cxer; + int tag2el_cxer_count; + + /* + * Extensions-related stuff. + */ + int extensible; /* Whether SET is extensible */ + unsigned int *_mandatory_elements; /* Bitmask of mandatory ones */ +} asn_SET_specifics_t; + +/* + * A set specialized functions dealing with the SET type. + */ +asn_struct_free_f SET_free; +asn_struct_print_f SET_print; +asn_constr_check_f SET_constraint; +ber_type_decoder_f SET_decode_ber; +der_type_encoder_f SET_encode_der; +xer_type_decoder_f SET_decode_xer; +xer_type_encoder_f SET_encode_xer; +per_type_decoder_f SET_decode_uper; +per_type_encoder_f SET_encode_uper; + +/*********************** + * Some handy helpers. * + ***********************/ + +/* + * Figure out whether the SET member indicated by PR_x has already been decoded. + * It is very simple bitfield test, despite its visual complexity. + */ +#define ASN_SET_ISPRESENT(set_ptr, PR_x) \ + ASN_SET_ISPRESENT2(&((set_ptr)->_presence_map), PR_x) +#define ASN_SET_ISPRESENT2(map_ptr, PR_x) \ + (((unsigned int *)(map_ptr)) \ + [(PR_x) / (8 * sizeof(unsigned int))] \ + & (1 << ((8 * sizeof(unsigned int)) - 1 \ + - ((PR_x) % (8 * sizeof(unsigned int)))))) + +#define ASN_SET_MKPRESENT(map_ptr, PR_x) \ + (((unsigned int *)(map_ptr)) \ + [(PR_x) / (8 * sizeof(unsigned int))] \ + |= (1 << ((8 * sizeof(unsigned int)) - 1 \ + - ((PR_x) % (8 * sizeof(unsigned int)))))) + +#ifdef __cplusplus +} +#endif + +#endif /* _CONSTR_SET_H_ */ |