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MicrOBU/obu-firmware/external/vanetza-idf/vanetza/asn1/support/jer_encoder.c
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/*-
* Copyright (c) 2003, 2004 Lev Walkin <vlm@lionet.info>. All rights reserved.
* Redistribution and modifications are permitted subject to BSD license.
*/
#include "asn_internal.h"
#include <stdio.h>
#include <errno.h>
/*
* The JER encoder of any type. May be invoked by the application.
*/
asn_enc_rval_t
jer_encode(const asn_TYPE_descriptor_t *td, const void *sptr,
enum jer_encoder_flags_e jer_flags,
asn_app_consume_bytes_f *cb, void *app_key) {
asn_enc_rval_t er = {0, 0, 0};
asn_enc_rval_t tmper;
if(!td || !sptr) goto cb_failed;
tmper = td->op->jer_encoder(td, 0, sptr, 0, jer_flags, cb, app_key);
if(tmper.encoded == -1) return tmper;
er.encoded += tmper.encoded;
ASN__ENCODED_OK(er);
cb_failed:
ASN__ENCODE_FAILED;
}
/*
* This is a helper function for jer_fprint, which directs all incoming data
* into the provided file descriptor.
*/
static int
jer__print2fp(const void *buffer, size_t size, void *app_key) {
FILE *stream = (FILE *)app_key;
if(fwrite(buffer, 1, size, stream) != size)
return -1;
return 0;
}
int
jer_fprint(FILE *stream, const asn_TYPE_descriptor_t *td, const void *sptr) {
asn_enc_rval_t er = {0,0,0};
if(!stream) stream = stdout;
if(!td || !sptr)
return -1;
er = jer_encode(td, sptr, JER_F, jer__print2fp, stream);
if(er.encoded == -1)
return -1;
return fflush(stream);
}