refactoring to allow PUS c implementation

tmtcpacket/pus/TmPacketPusA.cpp

@@ -0,0 +1,121 @@
+#include "TmPacketPusA.h"
+#include "TmPacketBase.h"
+
+#include "../../globalfunctions/CRC.h"
+#include "../../globalfunctions/arrayprinter.h"
+#include "../../objectmanager/ObjectManagerIF.h"
+#include "../../serviceinterface/ServiceInterfaceStream.h"
+#include "../../timemanager/CCSDSTime.h"
+
+#include <cstring>
+
+
+TmPacketPusA::TmPacketPusA(uint8_t* setData) : TmPacketBase(setData) {
+    tmData = reinterpret_cast<TmPacketPointer*>(setData);
+}
+
+TmPacketPusA::~TmPacketPusA() {
+    //Nothing to do.
+}
+
+uint8_t TmPacketPusA::getService() {
+    return tmData->data_field.service_type;
+}
+
+uint8_t TmPacketPusA::getSubService() {
+    return tmData->data_field.service_subtype;
+}
+
+uint8_t* TmPacketPusA::getSourceData() {
+    return &tmData->data;
+}
+
+uint16_t TmPacketPusA::getSourceDataSize() {
+    return getPacketDataLength() - sizeof(tmData->data_field)
+            - CRC_SIZE + 1;
+}
+
+//uint16_t TmPacketPusA::getErrorControl() {
+//    uint32_t size = getSourceDataSize() + CRC_SIZE;
+//    uint8_t* p_to_buffer = &tmData->data;
+//    return (p_to_buffer[size - 2] << 8) + p_to_buffer[size - 1];
+//}
+//
+//void TmPacketPusA::setErrorControl() {
+//    uint32_t full_size = getFullSize();
+//    uint16_t crc = CRC::crc16ccitt(getWholeData(), full_size - CRC_SIZE);
+//    uint32_t size = getSourceDataSize();
+//    getSourceData()[size] = (crc & 0XFF00) >> 8;    // CRCH
+//    getSourceData()[size + 1] = (crc) & 0X00FF;         // CRCL
+//}
+
+void TmPacketPusA::setData(const uint8_t* p_Data) {
+    SpacePacketBase::setData(p_Data);
+    tmData = (TmPacketPointer*) p_Data;
+}
+
+
+size_t TmPacketPusA::getPacketMinimumSize() const {
+    return TM_PACKET_MIN_SIZE;
+}
+
+uint16_t TmPacketPusA::getDataFieldSize() {
+    return sizeof(PUSTmDataFieldHeader);
+}
+
+bool TmPacketPusA::checkAndSetStamper() {
+    if (timeStamper == NULL) {
+        timeStamper = objectManager->get<TimeStamperIF>(timeStamperId);
+        if (timeStamper == NULL) {
+#if FSFW_CPP_OSTREAM_ENABLED == 1
+            sif::error << "TmPacketPusA::checkAndSetStamper: Stamper not found!"
+                    << std::endl;
+#endif
+            return false;
+        }
+    }
+    return true;
+}
+
+ReturnValue_t TmPacketPusA::getPacketTime(timeval* timestamp) const {
+    size_t tempSize = 0;
+    return CCSDSTime::convertFromCcsds(timestamp, tmData->data_field.time,
+            &tempSize, sizeof(tmData->data_field.time));
+}
+
+uint8_t* TmPacketPusA::getPacketTimeRaw() const{
+    return tmData->data_field.time;
+
+}
+
+void TmPacketPusA::initializeTmPacket(uint16_t apid, uint8_t service,
+        uint8_t subservice, uint8_t packetSubcounter) {
+    //Set primary header:
+    initSpacePacketHeader(false, true, apid);
+    //Set data Field Header:
+    //First, set to zero.
+    memset(&tmData->data_field, 0, sizeof(tmData->data_field));
+
+    // NOTE: In PUS-C, the PUS Version is 2 and specified for the first 4 bits.
+    // The other 4 bits of the first byte are the spacecraft time reference
+    // status. To change to PUS-C, set 0b00100000.
+    // Set CCSDS_secondary header flag to 0, version number to 001 and ack
+    // to 0000
+    tmData->data_field.version_type_ack = 0b00010000;
+    tmData->data_field.service_type = service;
+    tmData->data_field.service_subtype = subservice;
+    tmData->data_field.subcounter = packetSubcounter;
+    //Timestamp packet
+    if (checkAndSetStamper()) {
+        timeStamper->addTimeStamp(tmData->data_field.time,
+                sizeof(tmData->data_field.time));
+    }
+}
+
+void TmPacketPusA::setSourceDataSize(uint16_t size) {
+    setPacketDataLength(size + sizeof(PUSTmDataFieldHeader) + CRC_SIZE - 1);
+}
+
+size_t TmPacketPusA::getTimestampSize() const {
+    return sizeof(tmData->data_field.time);
+}