X-Git-Url: https://gerrit.o-ran-sc.org/r/gitweb?p=sim%2Fe2-interface.git;a=blobdiff_plain;f=e2sim%2Fe2apv1sim%2Fe2sim%2FASN1c%2Fper_decoder.h;fp=e2sim%2Fe2apv1sim%2Fe2sim%2FASN1c%2Fper_decoder.h;h=eea474a9ea875704c9595731a1907a1075108d66;hp=0000000000000000000000000000000000000000;hb=3ebf932d23dcbec9ed19f4a51f9d00a0a54f5124;hpb=6896318f2b4ff01b4a88b16019c3dc93b0b693f5 diff --git a/e2sim/e2apv1sim/e2sim/ASN1c/per_decoder.h b/e2sim/e2apv1sim/e2sim/ASN1c/per_decoder.h new file mode 100644 index 0000000..eea474a --- /dev/null +++ b/e2sim/e2apv1sim/e2sim/ASN1c/per_decoder.h @@ -0,0 +1,82 @@ +/*- + * Copyright (c) 2005-2017 Lev Walkin . All rights reserved. + * Redistribution and modifications are permitted subject to BSD license. + */ +#ifndef _PER_DECODER_H_ +#define _PER_DECODER_H_ + +#include +#include + +#ifdef __cplusplus +extern "C" { +#endif + +struct asn_TYPE_descriptor_s; /* Forward declaration */ + +/* + * Unaligned PER decoder of a "complete encoding" as per X.691 (08/2015) #11.1. + * On success, this call always returns (.consumed >= 1), as per #11.1.3. + */ +asn_dec_rval_t uper_decode_complete( + const struct asn_codec_ctx_s *opt_codec_ctx, + const struct asn_TYPE_descriptor_s *type_descriptor, /* Type to decode */ + void **struct_ptr, /* Pointer to a target structure's pointer */ + const void *buffer, /* Data to be decoded */ + size_t size /* Size of data buffer */ +); + +/* + * Unaligned PER decoder of any ASN.1 type. May be invoked by the application. + * WARNING: This call returns the number of BITS read from the stream. Beware. + */ +asn_dec_rval_t uper_decode( + const struct asn_codec_ctx_s *opt_codec_ctx, + const struct asn_TYPE_descriptor_s *type_descriptor, /* Type to decode */ + void **struct_ptr, /* Pointer to a target structure's pointer */ + const void *buffer, /* Data to be decoded */ + size_t size, /* Size of the input data buffer, in bytes */ + int skip_bits, /* Number of unused leading bits, 0..7 */ + int unused_bits /* Number of unused tailing bits, 0..7 */ +); + +/* + * Aligned PER decoder of a "complete encoding" as per X.691#10.1. + * On success, this call always returns (.consumed >= 1), in BITS, as per X.691#10.1.3. + */ +asn_dec_rval_t aper_decode_complete( + const struct asn_codec_ctx_s *opt_codec_ctx, + const struct asn_TYPE_descriptor_s *type_descriptor, /* Type to decode */ + void **struct_ptr, /* Pointer to a target structure's pointer */ + const void *buffer, /* Data to be decoded */ + size_t size /* Size of data buffer */ + ); + +/* + * Aligned PER decoder of any ASN.1 type. May be invoked by the application. + * WARNING: This call returns the number of BITS read from the stream. Beware. + */ +asn_dec_rval_t aper_decode( + const struct asn_codec_ctx_s *opt_codec_ctx, + const struct asn_TYPE_descriptor_s *type_descriptor, /* Type to decode */ + void **struct_ptr, /* Pointer to a target structure's pointer */ + const void *buffer, /* Data to be decoded */ + size_t size, /* Size of data buffer */ + int skip_bits, /* Number of unused leading bits, 0..7 */ + int unused_bits /* Number of unused tailing bits, 0..7 */ + ); + +/* + * Type of the type-specific PER decoder function. + */ +typedef asn_dec_rval_t(per_type_decoder_f)( + const asn_codec_ctx_t *opt_codec_ctx, + const struct asn_TYPE_descriptor_s *type_descriptor, + const asn_per_constraints_t *constraints, void **struct_ptr, + asn_per_data_t *per_data); + +#ifdef __cplusplus +} +#endif + +#endif /* _PER_DECODER_H_ */