Newer
Older
#include <string>
//#include <typeinfo>
#include "btp_codec.hh"
#include "loggers.hh"
#include "LibItsBtp_TypesAndValues.hh"
template <typename T_type> class OPTIONAL;
class TTCN_EncDec;
int btp_codec::encode (const LibItsBtp__TypesAndValues::BtpPacket& msg, OCTETSTRING& data)
{
//loggers::get_instance().log_msg(">>> btp_codec::encode: ", (const Base_Type&)msg);
TTCN_EncDec::clear_error();
TTCN_Buffer encoding_buffer;
encode_(msg, *msg.get_descriptor(), encoding_buffer);
data = OCTETSTRING(encoding_buffer.get_len(), encoding_buffer.get_data());
//loggers::get_instance().log_msg("<<< btp_codec::encode: data=", data);
return 0;
}
int btp_codec::encode_ (const Base_Type& type, const TTCN_Typedescriptor_t& field_descriptor, TTCN_Buffer& encoding_buffer)
{
//loggers::get_instance().log(">>> btp_codec::encode_: processing %s/%s", type.get_descriptor()->name, field_descriptor.name);
//loggers::get_instance().log_msg(">>> btp_codec::encode_: ", type);
if (dynamic_cast<const Record_Type *>(&type) != NULL) {
const Record_Type& r = (const Record_Type &)type;
//loggers::get_instance().log("btp_codec::encode_: processing Record_Type %s", r.get_descriptor()->name);
for(int i = 0; i < r.get_count(); i++) {
//loggers::get_instance().log("btp_codec::encode_: processing %s/%s/%s - %d (1 ==> use dynamic_cast<const OPTIONAL<...>) - %d", r.fld_name(i), r.fld_descr(i)->name, r.get_at(i)->get_descriptor()->name, r.get_at(i)->is_optional(), r.get_at(i)->is_present());
if (r.get_at(i)->is_present()) {
if (encode_(*r.get_at(i), *r.fld_descr(i), encoding_buffer) == -1) {
//loggers::get_instance().warning("btp_codec::encode_: -1 result code returned");
return -1;
}
}
} // End of 'for' statement
} else if (std::string(field_descriptor.name).compare("@LibItsBtp_TypesAndValues.BtpPacket.payload") == 0) {
const OPTIONAL<LibItsBtp__TypesAndValues::BtpRawPayload> &v = dynamic_cast<const OPTIONAL<LibItsBtp__TypesAndValues::BtpRawPayload> &>(type);
//loggers::get_instance().log("btp_codec::encode_: BtpRawPayload present: %d", v.is_present());
if (v.is_present()) {
if (encode_(static_cast<const LibItsBtp__TypesAndValues::BtpRawPayload &>(*v.get_opt_value()), LibItsBtp__TypesAndValues::BtpRawPayload_descr_, encoding_buffer) == -1) {
//loggers::get_instance().warning("btp_codec::encode_: -1 result code returned");
//loggers::get_instance().log("btp_codec::encode_ (else): processing type %s/%s", type.get_descriptor()->name, field_descriptor.name);
type.encode(field_descriptor, encoding_buffer, TTCN_EncDec::CT_RAW);
}
//loggers::get_instance().log_to_hexa("<<<btp_codec::encode_: encoding_buffer=", encoding_buffer);
return 0;
}
int btp_codec::decode (const OCTETSTRING& data, LibItsBtp__TypesAndValues::BtpPacket& msg, params* params)
{
TTCN_EncDec::clear_error();
TTCN_Buffer decoding_buffer(data);
_params = params;
//loggers::get_instance().log_to_hexa(">>> btp_codec::decode: decoding_buffer=", decoding_buffer);
decode_(msg, *msg.get_descriptor(), decoding_buffer);
//loggers::get_instance().log_msg("<<< btp_codec::decode: ", (const Base_Type&)msg);
return 0;
}
int btp_codec::decode_ (Base_Type& type, const TTCN_Typedescriptor_t& field_descriptor, TTCN_Buffer& decoding_buffer)
{
//loggers::get_instance().log(">>> btp_codec::decode_: processing %s/%s (%d,%d,%p)", type.get_descriptor()->name, field_descriptor.name, decoding_buffer.get_len(), decoding_buffer.get_pos(), decoding_buffer.get_read_data());
if (dynamic_cast<Record_Type *>(&type) != NULL) {
Record_Type& r = (Record_Type &)type;
//loggers::get_instance().log("btp_codec::decode_: processing Record_Type %s", r.get_descriptor()->name);
for(int i = 0; i < r.get_count(); i++) {
//loggers::get_instance().log("btp_codec::decode_: processing %s/%s/%s", r.fld_name(i), r.fld_descr(i)->name, r.get_at(i)->get_descriptor()->name);
if (decode_(*dynamic_cast<Base_Type *>(r.get_at(i)), *(r.fld_descr(i)), decoding_buffer) == -1) {
return -1;
}
} // End of 'for' statement
} else {
//loggers::get_instance().log("btp_codec::decode_ (else): processing type %s/%s - optional:%d", type.get_descriptor()->name, field_descriptor.name, type.is_optional());
if (std::string(field_descriptor.name).compare("@LibItsBtp_TypesAndValues.BtpPacket.header") == 0) {
//loggers::get_instance().log("btp_codec::decode_: _type = %d", _type);
LibItsBtp__TypesAndValues::BtpHeader& b = static_cast<LibItsBtp__TypesAndValues::BtpHeader&>(type);
if (_type == btp_codec::btpA) {
decode_(b.btpAHeader(), *b.btpAHeader().get_descriptor(), decoding_buffer);
if (_params != NULL) {
(*_params)[params::btp_type] = std::string("btpA");
(*_params)[params::btp_destination_port] = std::to_string(static_cast<int>(b.btpAHeader().destinationPort()));
}
} else if (_type == btp_codec::btpB) {
decode_(b.btpBHeader(), *b.btpBHeader().get_descriptor(), decoding_buffer);
if (_params != NULL) {
(*_params)[params::btp_type] = std::string("btpB");
(*_params)[params::btp_destination_port] = std::to_string(static_cast<int>(b.btpBHeader().destinationPort()));
(*_params)[params::btp_info] = std::to_string(static_cast<int>(b.btpBHeader().destinationPortInfo()));
}
} else {
//loggers::get_instance().error("btp_codec::decode_: Invalid BTP type"); // Cannot be reached
//loggers::get_instance().log_msg("btp_codec::decode_: BtpHeader: ", type);
} else if (std::string(field_descriptor.name).compare("@LibItsBtp_TypesAndValues.BtpPacket.payload") == 0) {
if (decoding_buffer.get_len() == decoding_buffer.get_pos()) { // No payload, set it to omit
//loggers::get_instance().log("btp_codec::decode_: Set OPTIONAL<BtpRawPayload> to omit");
dynamic_cast<OPTIONAL<LibItsBtp__TypesAndValues::BtpRawPayload> &>(type).set_to_omit();
} else {
// Decode BtpRawPayload data structure
OCTETSTRING os(decoding_buffer.get_len() - decoding_buffer.get_pos(), decoding_buffer.get_data() + decoding_buffer.get_pos());
//loggers::get_instance().log_msg("btp_codec::decode_: s=", os);
if (_params != NULL) {
(*_params)[params::btp_payload] = std::string(static_cast<const char *>(oct2str(os)));
}
if (os.lengthof() != 0) {
dynamic_cast<OPTIONAL<LibItsBtp__TypesAndValues::BtpRawPayload> &>(type) = OPTIONAL<LibItsBtp__TypesAndValues::BtpRawPayload>(os);
//loggers::get_instance().log_msg("btp_codec::decode_: Set OPTIONAL to ", type);
//loggers::get_instance().log("btp_codec::decode_: Set OPTIONAL to omit");
dynamic_cast<OPTIONAL<LibItsBtp__TypesAndValues::BtpRawPayload> &>(type).set_to_omit();
}
}
} else {
type.decode(field_descriptor, decoding_buffer, TTCN_EncDec::CT_RAW);
}
}
//loggers::get_instance().log_msg("<<< btp_codec::decode_: ", type);
//loggers::get_instance().log_to_hexa("<<< btp_codec::decode_: decoding_buffer=", decoding_buffer);