mirror of https://gerrit.osmocom.org/asn1c
66 lines
1.9 KiB
C
66 lines
1.9 KiB
C
/*-
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* Copyright (c) 2004-2017 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 ASN_TYPE_REAL_H
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#define ASN_TYPE_REAL_H
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#include <asn_application.h>
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#include <asn_codecs_prim.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef ASN__PRIMITIVE_TYPE_t REAL_t;
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extern asn_TYPE_descriptor_t asn_DEF_REAL;
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extern asn_TYPE_operation_t asn_OP_REAL;
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asn_struct_print_f REAL_print;
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asn_struct_compare_f REAL_compare;
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oer_type_decoder_f REAL_decode_oer;
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oer_type_encoder_f REAL_encode_oer;
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per_type_decoder_f REAL_decode_uper;
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per_type_encoder_f REAL_encode_uper;
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xer_type_decoder_f REAL_decode_xer;
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xer_type_encoder_f REAL_encode_xer;
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asn_random_fill_f REAL_random_fill;
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#define REAL_free ASN__PRIMITIVE_TYPE_free,
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#define REAL_constraint asn_generic_no_constraint
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#define REAL_decode_ber ber_decode_primitive
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#define REAL_encode_der der_encode_primitive
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/***********************************
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* Some handy conversion routines. *
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***********************************/
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ssize_t REAL__dump(double d, int canonical, asn_app_consume_bytes_f *cb, void *app_key);
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/*
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* Convert between native double type and REAL representation (DER).
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* RETURN VALUES:
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* 0: Value converted successfully
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* -1: An error occurred while converting the value: invalid format.
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*/
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int asn_REAL2double(const REAL_t *real_ptr, double *d);
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int asn_double2REAL(REAL_t *real_ptr, double d);
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/*
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* Downcast double to float while checking that no overflow occurs.
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* This allows stricter control of the input data.
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* RETURN VALUES:
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* 0: The conversion was successful (perhaps with a loss of precision)
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* -1: The conversion created overflow into infinities.
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* The (outcome) is ALWAYS set to a value you'd expect from the
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* standard silent float to double conversion behavior.
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*/
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int asn_double2float(double d, float *outcome);
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#ifdef __cplusplus
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}
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#endif
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#endif /* ASN_TYPE_REAL_H */
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