75 lines
2.1 KiB
C++
75 lines
2.1 KiB
C++
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/*
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* TcPacketBase.cpp
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*
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* Created on: 18.06.2012
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* Author: baetz
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*/
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#include <framework/globalfunctions/crc_ccitt.h>
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#include <framework/serviceinterface/ServiceInterfaceStream.h>
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#include <framework/tmtcpacket/pus/TcPacketBase.h>
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TcPacketBase::TcPacketBase( const uint8_t* set_data ) : SpacePacketBase( set_data ) {
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this->tc_data = (TcPacketPointer*)set_data;
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}
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TcPacketBase::~TcPacketBase() {
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//Nothing to do.
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}
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uint8_t TcPacketBase::getService() {
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return this->tc_data->data_field.service_type;
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}
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uint8_t TcPacketBase::getSubService() {
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return this->tc_data->data_field.service_subtype;
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}
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uint8_t TcPacketBase::getAcknowledgeFlags() {
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return this->tc_data->data_field.version_type_ack & 0b00001111;
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}
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const uint8_t* TcPacketBase::getApplicationData() const {
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return &this->tc_data->data;
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}
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uint16_t TcPacketBase::getApplicationDataSize() {
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return this->getPacketDataLength() - sizeof(this->tc_data->data_field) - CRC_SIZE + 1;
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}
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uint16_t TcPacketBase::getErrorControl() {
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uint16_t size = this->getApplicationDataSize() + CRC_SIZE;
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uint8_t* p_to_buffer = &this->tc_data->data;
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return ( p_to_buffer[size - 2] << 8 ) + p_to_buffer[size - 1];
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}
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void TcPacketBase::setErrorControl() {
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uint32_t full_size = this->getFullSize();
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uint16_t crc = ::Calculate_CRC ( this->getWholeData(), full_size - CRC_SIZE );
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uint32_t size = this->getApplicationDataSize();
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(&tc_data->data)[ size ] = ( crc & 0XFF00) >> 8; // CRCH
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(&tc_data->data)[ size + 1 ] = ( crc ) & 0X00FF; // CRCL
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}
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void TcPacketBase::setData(const uint8_t* p_Data) {
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this->SpacePacketBase::setData( p_Data );
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this->tc_data = (TcPacketPointer*)p_Data;
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}
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uint8_t TcPacketBase::getSecondaryHeaderFlag() {
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return (this->tc_data->data_field.version_type_ack & 0b10000000) >> 7;
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}
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uint8_t TcPacketBase::getPusVersionNumber() {
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return (this->tc_data->data_field.version_type_ack & 0b01110000) >> 4;
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}
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void TcPacketBase::print() {
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uint8_t * wholeData = this->getWholeData();
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debug << "TcPacket contains: " << std::endl;
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for (uint8_t count = 0; count < this->getFullSize(); ++count ) {
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debug << std::hex << (uint16_t)wholeData[count] << " ";
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}
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debug << std::dec << std::endl;
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}
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