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-rw-r--r--library/sbcap/SBC_AP_EncDec.cc64
1 files changed, 64 insertions, 0 deletions
diff --git a/library/sbcap/SBC_AP_EncDec.cc b/library/sbcap/SBC_AP_EncDec.cc
new file mode 100644
index 0000000..c529a6a
--- /dev/null
+++ b/library/sbcap/SBC_AP_EncDec.cc
@@ -0,0 +1,64 @@
+
+#include <string.h>
+#include <stdarg.h>
+#include "SBC_AP_PDU_Descriptions.hh"
+
+extern "C" {
+#include <fftranscode/transcode.h>
+}
+
+namespace SBC_AP__Types {
+
+TTCN_Module SBC_AP__EncDec("SBC_AP_EncDec", __DATE__, __TIME__);
+
+OCTETSTRING enc__SBC_AP__PDU(const SBC_AP__PDU__Descriptions::SBC_AP__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(SBC_AP__PDU__Descriptions::SBC_AP__PDU_descr_, TTCN_buf,
+ TTCN_EncDec::CT_BER, BER_ENCODE_DER);
+
+ aper_buf_len = fftranscode_ber2aper(FFTRANSC_T_SBCAP, &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;
+}
+
+SBC_AP__PDU__Descriptions::SBC_AP__PDU dec__SBC_AP__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_SBC_AP, &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 */
+ SBC_AP__PDU__Descriptions::SBC_AP__PDU ret_dcc;
+ TTCN_Buffer TTCN_buf;
+ TTCN_buf.clear();
+ TTCN_buf.put_s(ber_buf_len, ber_buf);
+
+ ret_dcc.decode(SBC_AP__PDU__Descriptions::SBC_AP__PDU_descr_, TTCN_buf,
+ TTCN_EncDec::CT_BER, BER_ACCEPT_ALL);
+
+ fftranscode_free(ber_buf);
+
+ return ret_dcc;
+}
+
+}