Osmocom test suites in TTCN-3 (Eclipse Titan) https://osmocom.org/projects/core-testing-infra
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osmo-ttcn3-hacks/library/hnbap/HNBAP_EncDec.cc

64 lines
1.6 KiB

#include <string.h>
#include <stdarg.h>
#include "HNBAP_PDU_Descriptions.hh"
extern "C" {
#include <fftranscode/transcode.h>
}
namespace HNBAP__Types {
TTCN_Module HNBAP__EncDec("HNBAP_EncDec", __DATE__, __TIME__);
OCTETSTRING enc__HNBAP__PDU(const HNBAP__PDU__Descriptions::HNBAP__PDU &pdu)
{
uint8_t *aper_buf;
int aper_buf_len;
TTCN_Buffer TTCN_buf;
TTCN_buf.clear();
/* Encode from abstract data type into BER/DER */
pdu.encode(HNBAP__PDU__Descriptions::HNBAP__PDU_descr_, TTCN_buf,
TTCN_EncDec::CT_BER, BER_ENCODE_DER);
aper_buf_len = fftranscode_ber2aper(FFTRANSC_T_HNBAP, &aper_buf, TTCN_buf.get_data(), TTCN_buf.get_len());
if (aper_buf_len < 0) {
TTCN_error("fftranscode failed.");
}
/* make octetstring from output buffer */
OCTETSTRING ret_val(aper_buf_len, aper_buf);
/* release dynamically-allocated output buffer */
fftranscode_free(aper_buf);
return ret_val;
}
HNBAP__PDU__Descriptions::HNBAP__PDU dec__HNBAP__PDU(const OCTETSTRING &stream)
{
uint8_t *ber_buf;
int ber_buf_len;
/* First, decode APER + re-encode as BER */
ber_buf_len = fftranscode_aper2ber(FFTRANSC_T_HNBAP, &ber_buf, (const unsigned char *)stream, stream.lengthof());
if (ber_buf_len < 0) {
TTCN_error("fftranscode failed.");
}
/* Then, re-encode from BER to TITAN representation */
HNBAP__PDU__Descriptions::HNBAP__PDU ret_dcc;
TTCN_Buffer TTCN_buf;
TTCN_buf.clear();
TTCN_buf.put_s(ber_buf_len, ber_buf);
ret_dcc.decode(HNBAP__PDU__Descriptions::HNBAP__PDU_descr_, TTCN_buf,
TTCN_EncDec::CT_BER, BER_ACCEPT_ALL);
fftranscode_free(ber_buf);
return ret_dcc;
}
}