4a8b4de538
Signed-off-by: jinweifan <jinwei.fan@samsung.com> Change-Id: I72f3c13b42ef302e4ac66a6c89a8e043367eea8c
71 lines
2.2 KiB
C
71 lines
2.2 KiB
C
/*
|
|
* Copyright (c) 2017 Lev Walkin <vlm@lionet.info>. All rights reserved.
|
|
* Redistribution and modifications are permitted subject to BSD license.
|
|
*/
|
|
#ifndef OER_ENCODER_H
|
|
#define OER_ENCODER_H
|
|
|
|
#include <asn_application.h>
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
struct asn_TYPE_descriptor_s; /* Forward declaration */
|
|
|
|
/*
|
|
* The Octet Encoding Rules (OER, X.696 08/2015) encoder for any type.
|
|
* This function may be invoked directly by the application.
|
|
* Produces CANONICAL-OER output compatible with CANONICAL-OER
|
|
* and BASIC-OER decoders.
|
|
*/
|
|
asn_enc_rval_t oer_encode(const struct asn_TYPE_descriptor_s *type_descriptor,
|
|
const void *struct_ptr, /* Structure to be encoded */
|
|
asn_app_consume_bytes_f *consume_bytes_cb,
|
|
void *app_key /* Arbitrary callback argument */
|
|
);
|
|
|
|
/* A variant of oer_encode() which encodes data into the pre-allocated buffer */
|
|
asn_enc_rval_t oer_encode_to_buffer(
|
|
const struct asn_TYPE_descriptor_s *type_descriptor,
|
|
const asn_oer_constraints_t *constraints,
|
|
const void *struct_ptr, /* Structure to be encoded */
|
|
void *buffer, /* Pre-allocated buffer */
|
|
size_t buffer_size /* Initial buffer size (maximum) */
|
|
);
|
|
|
|
/*
|
|
* Type of the generic OER encoder.
|
|
*/
|
|
typedef asn_enc_rval_t(oer_type_encoder_f)(
|
|
const struct asn_TYPE_descriptor_s *type_descriptor,
|
|
const asn_oer_constraints_t *constraints,
|
|
const void *struct_ptr, /* Structure to be encoded */
|
|
asn_app_consume_bytes_f *consume_bytes_cb, /* Callback */
|
|
void *app_key /* Arbitrary callback argument */
|
|
);
|
|
|
|
/*
|
|
* Write out the Open Type (X.696 (08/2015), #30).
|
|
* RETURN VALUES:
|
|
* -1: Fatal error encoding the type.
|
|
* >0: Number of bytes serialized.
|
|
*/
|
|
ssize_t oer_open_type_put(const struct asn_TYPE_descriptor_s *td,
|
|
const asn_oer_constraints_t *constraints,
|
|
const void *struct_ptr,
|
|
asn_app_consume_bytes_f *consume_bytes_cb,
|
|
void *app_key);
|
|
|
|
|
|
/*
|
|
* Length-prefixed buffer encoding for primitive types.
|
|
*/
|
|
oer_type_encoder_f oer_encode_primitive;
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif /* OER_ENCODER_H */
|