67 lines
1.7 KiB
C++
67 lines
1.7 KiB
C++
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#include <string.h>
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#include <stdarg.h>
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#include "RANAP_PDU_Descriptions.hh"
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extern "C" {
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#include <fftranscode/transcode.h>
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}
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namespace RANAP__Types {
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TTCN_Module RANAP__EncDec("RANAP_EncDec", __DATE__, __TIME__);
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OCTETSTRING enc__RANAP__PDU(const RANAP__PDU__Descriptions::RANAP__PDU &pdu)
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{
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uint8_t *aper_buf;
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int aper_buf_len;
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TTCN_Buffer TTCN_buf;
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TTCN_buf.clear();
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/* Encode from abstract data type into BER/DER */
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pdu.encode(RANAP__PDU__Descriptions::RANAP__PDU_descr_, TTCN_buf,
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TTCN_EncDec::CT_BER, BER_ENCODE_DER);
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aper_buf_len = fftranscode_ber2aper(FFTRANSC_T_RANAP, &aper_buf, TTCN_buf.get_data(), TTCN_buf.get_len());
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if (aper_buf_len < 0) {
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TTCN_Logger::begin_event_log2str();
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TTCN_buf.log();
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TTCN_error("fftranscode_ber2aper failed: %s", (const char *) TTCN_Logger::end_event_log2str());
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}
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/* make octetstring from output buffer */
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OCTETSTRING ret_val(aper_buf_len, aper_buf);
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/* release dynamically-allocated output buffer */
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fftranscode_free(aper_buf);
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return ret_val;
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}
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RANAP__PDU__Descriptions::RANAP__PDU dec__RANAP__PDU(const OCTETSTRING &stream)
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{
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uint8_t *ber_buf;
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int ber_buf_len;
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/* First, decode APER + re-encode as BER */
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ber_buf_len = fftranscode_aper2ber(FFTRANSC_T_RANAP, &ber_buf, (const unsigned char *)stream, stream.lengthof());
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if (ber_buf_len < 0) {
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TTCN_error("fftranscode_aper2ber failed.");
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}
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/* Then, re-encode from BER to TITAN representation */
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RANAP__PDU__Descriptions::RANAP__PDU ret_dcc;
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TTCN_Buffer TTCN_buf;
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TTCN_buf.clear();
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TTCN_buf.put_s(ber_buf_len, ber_buf);
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ret_dcc.decode(RANAP__PDU__Descriptions::RANAP__PDU_descr_, TTCN_buf,
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TTCN_EncDec::CT_BER, BER_ACCEPT_ALL);
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fftranscode_free(ber_buf);
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return ret_dcc;
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}
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}
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