diff options
Diffstat (limited to 'src/NativeEnumerated.c')
| -rw-r--r-- | src/NativeEnumerated.c | 130 |
1 files changed, 128 insertions, 2 deletions
diff --git a/src/NativeEnumerated.c b/src/NativeEnumerated.c index 3184644..124e7f0 100644 --- a/src/NativeEnumerated.c +++ b/src/NativeEnumerated.c @@ -15,7 +15,7 @@ /* * NativeEnumerated basic type description. */ -static ber_tlv_tag_t asn_DEF_NativeEnumerated_tags[] = { +static const ber_tlv_tag_t asn_DEF_NativeEnumerated_tags[] = { (ASN_TAG_CLASS_UNIVERSAL | (10 << 2)) }; asn_TYPE_descriptor_t asn_DEF_NativeEnumerated = { @@ -30,6 +30,8 @@ asn_TYPE_descriptor_t asn_DEF_NativeEnumerated = { NativeEnumerated_encode_xer, NativeEnumerated_decode_uper, NativeEnumerated_encode_uper, + NativeEnumerated_decode_aper, + NativeEnumerated_encode_aper, 0, /* Use generic outmost tag fetcher */ asn_DEF_NativeEnumerated_tags, sizeof(asn_DEF_NativeEnumerated_tags) / sizeof(asn_DEF_NativeEnumerated_tags[0]), @@ -125,6 +127,61 @@ NativeEnumerated_decode_uper(asn_codec_ctx_t *opt_codec_ctx, return rval; } +asn_dec_rval_t +NativeEnumerated_decode_aper(asn_codec_ctx_t *opt_codec_ctx, + asn_TYPE_descriptor_t *td, asn_per_constraints_t *constraints, + void **sptr, asn_per_data_t *pd) { + asn_INTEGER_specifics_t *specs = (asn_INTEGER_specifics_t *)td->specifics; + asn_dec_rval_t rval = { RC_OK, 0 }; + long *native = (long *)*sptr; + asn_per_constraint_t *ct; + long value; + + (void)opt_codec_ctx; + + if(constraints) ct = &constraints->value; + else if(td->per_constraints) ct = &td->per_constraints->value; + else _ASN_DECODE_FAILED; /* Mandatory! */ + if(!specs) _ASN_DECODE_FAILED; + + if(!native) { + native = (long *)(*sptr = CALLOC(1, sizeof(*native))); + if(!native) _ASN_DECODE_FAILED; + } + + ASN_DEBUG("Decoding %s as NativeEnumerated", td->name); + + if(ct->flags & APC_EXTENSIBLE) { + int inext = per_get_few_bits(pd, 1); + if(inext < 0) _ASN_DECODE_STARVED; + if(inext) ct = 0; + } + + if(ct && ct->range_bits >= 0) { + value = per_get_few_bits(pd, ct->range_bits); + if(value < 0) _ASN_DECODE_STARVED; + if(value >= (specs->extension + ? specs->extension - 1 : specs->map_count)) + _ASN_DECODE_FAILED; + } else { + if(!specs->extension) + _ASN_DECODE_FAILED; + /* + * X.691, #10.6: normally small non-negative whole number; + */ + value = uper_get_nsnnwn(pd); + if(value < 0) _ASN_DECODE_STARVED; + value += specs->extension - 1; + if(value >= specs->map_count) + _ASN_DECODE_FAILED; + } + + *native = specs->value2enum[value].nat_value; + ASN_DEBUG("Decoded %s = %ld", td->name, *native); + + return rval; +} + static int NativeEnumerated__compar_value2enum(const void *ap, const void *bp) { const asn_INTEGER_enum_map_t *a = ap; @@ -145,7 +202,7 @@ NativeEnumerated_encode_uper(asn_TYPE_descriptor_t *td, asn_per_constraint_t *ct; int inext = 0; asn_INTEGER_enum_map_t key; - asn_INTEGER_enum_map_t *kf; + const asn_INTEGER_enum_map_t *kf; if(!sptr) _ASN_ENCODE_FAILED; if(!specs) _ASN_ENCODE_FAILED; @@ -205,6 +262,75 @@ NativeEnumerated_encode_uper(asn_TYPE_descriptor_t *td, _ASN_ENCODED_OK(er); } +asn_enc_rval_t +NativeEnumerated_encode_aper(asn_TYPE_descriptor_t *td, + asn_per_constraints_t *constraints, void *sptr, asn_per_outp_t *po) { + asn_INTEGER_specifics_t *specs = (asn_INTEGER_specifics_t *)td->specifics; + asn_enc_rval_t er; + long native, value; + asn_per_constraint_t *ct; + int inext = 0; + asn_INTEGER_enum_map_t key; + asn_INTEGER_enum_map_t *kf; + + if(!sptr) _ASN_ENCODE_FAILED; + if(!specs) _ASN_ENCODE_FAILED; + + if(constraints) ct = &constraints->value; + else if(td->per_constraints) ct = &td->per_constraints->value; + else _ASN_ENCODE_FAILED; /* Mandatory! */ + + ASN_DEBUG("Encoding %s as NativeEnumerated", td->name); + + er.encoded = 0; + + native = *(long *)sptr; + if(native < 0) _ASN_ENCODE_FAILED; + + key.nat_value = native; + kf = bsearch(&key, specs->value2enum, specs->map_count, + sizeof(key), NativeEnumerated__compar_value2enum); + if(!kf) { + ASN_DEBUG("No element corresponds to %ld", native); + _ASN_ENCODE_FAILED; + } + value = kf - specs->value2enum; + + if(ct->range_bits >= 0) { + int cmpWith = specs->extension + ? specs->extension - 1 : specs->map_count; + if(value >= cmpWith) + inext = 1; + } + if(ct->flags & APC_EXTENSIBLE) { + if(per_put_few_bits(po, inext, 1)) + _ASN_ENCODE_FAILED; + if(inext) ct = 0; + } else if(inext) { + _ASN_ENCODE_FAILED; + } + + if(ct && ct->range_bits >= 0) { + if(per_put_few_bits(po, value, ct->range_bits)) + _ASN_ENCODE_FAILED; + _ASN_ENCODED_OK(er); + } + + if(!specs->extension) + _ASN_ENCODE_FAILED; + + /* + * X.691, #10.6: normally small non-negative whole number; + */ + ASN_DEBUG("value = %ld, ext = %d, inext = %d, res = %ld", + value, specs->extension, inext, + value - (inext ? (specs->extension - 1) : 0)); + if(uper_put_nsnnwn(po, value - (inext ? (specs->extension - 1) : 0))) + _ASN_ENCODE_FAILED; + + _ASN_ENCODED_OK(er); +} + int NativeEnumerated_print(asn_TYPE_descriptor_t *td, const void *sptr, int ilevel, asn_app_consume_bytes_f *cb, void *app_key) { |