83 lines
2.7 KiB
C
83 lines
2.7 KiB
C
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/*
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* Copyright (c) 2017 Lev Walkin <vlm@lionet.info>.
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* All rights reserved.
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* Redistribution and modifications are permitted subject to BSD license.
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*/
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#include "asn_internal.h"
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#include "NativeEnumerated.h"
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asn_enc_rval_t
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NativeEnumerated_encode_xer(const asn_TYPE_descriptor_t *td, const void *sptr,
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int ilevel, enum xer_encoder_flags_e flags,
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asn_app_consume_bytes_f *cb, void *app_key) {
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const asn_INTEGER_specifics_t *specs =
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(const asn_INTEGER_specifics_t *)td->specifics;
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asn_enc_rval_t er = {0,0,0};
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const long *native = (const long *)sptr;
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const asn_INTEGER_enum_map_t *el;
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(void)ilevel;
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(void)flags;
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if(!native) ASN__ENCODE_FAILED;
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el = INTEGER_map_value2enum(specs, *native);
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if(el) {
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er.encoded =
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asn__format_to_callback(cb, app_key, "<%s/>", el->enum_name);
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if(er.encoded < 0) ASN__ENCODE_FAILED;
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ASN__ENCODED_OK(er);
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} else {
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ASN_DEBUG("No element corresponds to the value %ld", *native);
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ASN__ENCODE_FAILED;
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}
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}
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asn_dec_rval_t
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NativeEnumerated_decode_xer(const asn_codec_ctx_t *opt_codec_ctx,
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const asn_TYPE_descriptor_t *td, void **sptr,
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const char *opt_mname, const void *buf_ptr,
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size_t size) {
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const asn_INTEGER_specifics_t *specs =
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(const asn_INTEGER_specifics_t *)td->specifics;
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asn_dec_rval_t rval;
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INTEGER_t st;
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void *st_ptr = (void *)&st;
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long *native = (long *)*sptr;
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const asn_INTEGER_enum_map_t *el;
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if(!native) {
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native = (long *)(*sptr = CALLOC(1, sizeof(*native)));
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if(!native) ASN__DECODE_FAILED;
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}
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memset(&st, 0, sizeof(st));
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rval = INTEGER_decode_xer(opt_codec_ctx, td, &st_ptr, opt_mname, buf_ptr,
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size);
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if(rval.code == RC_OK) {
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long l;
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if((specs && specs->field_unsigned)
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? asn_INTEGER2ulong(&st, (unsigned long *)&l) /* sic */
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: asn_INTEGER2long(&st, &l)) {
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rval.code = RC_FAIL;
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rval.consumed = 0;
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} else {
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el = INTEGER_map_value2enum(specs, l);
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if(!el) {
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ASN_DEBUG("No element corresponds to the value %ld", l);
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ASN__DECODE_FAILED;
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}
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*native = el->nat_value;
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}
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} else {
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/*
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* Cannot restart from the middle;
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* there is no place to save state in the native type.
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* Request a continuation from the very beginning.
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*/
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rval.consumed = 0;
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}
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ASN_STRUCT_FREE_CONTENTS_ONLY(asn_DEF_INTEGER, &st);
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return rval;
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}
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