Compare commits

...

5 Commits

11 changed files with 409 additions and 59 deletions

View File

@@ -1,9 +1,9 @@
#include "MgmLIS3MDLHandler.h"
#include "fsfw/datapool/PoolReadGuard.h"
#include <cmath>
#include "fsfw/datapool/PoolReadGuard.h"
MgmLIS3MDLHandler::MgmLIS3MDLHandler(object_id_t objectId, object_id_t deviceCommunication,
CookieIF *comCookie, uint32_t transitionDelay)
: DeviceHandlerBase(objectId, deviceCommunication, comCookie),

View File

@@ -2,8 +2,8 @@
#include <fsfw/serviceinterface.h>
UartCookie::UartCookie(object_id_t handlerId, std::string deviceFile, UartModes uartMode,
UartBaudRate baudrate, size_t maxReplyLen)
UartCookie::UartCookie(object_id_t handlerId, std::string deviceFile, UartBaudRate baudrate,
size_t maxReplyLen, UartModes uartMode)
: handlerId(handlerId),
deviceFile(deviceFile),
uartMode(uartMode),
@@ -24,9 +24,7 @@ void UartCookie::setParityEven() { parity = Parity::EVEN; }
Parity UartCookie::getParity() const { return parity; }
void UartCookie::setBitsPerWord(BitsPerWord bitsPerWord_) {
bitsPerWord = bitsPerWord_;
}
void UartCookie::setBitsPerWord(BitsPerWord bitsPerWord_) { bitsPerWord = bitsPerWord_; }
BitsPerWord UartCookie::getBitsPerWord() const { return bitsPerWord; }

View File

@@ -69,8 +69,8 @@ class UartCookie : public CookieIF {
* 8 databits (number of bits transfered with one uart frame)
* One stop bit
*/
UartCookie(object_id_t handlerId, std::string deviceFile, UartModes uartMode,
UartBaudRate baudrate, size_t maxReplyLen);
UartCookie(object_id_t handlerId, std::string deviceFile, UartBaudRate baudrate,
size_t maxReplyLen, UartModes uartMode = UartModes::NON_CANONICAL);
virtual ~UartCookie();

View File

@@ -7,7 +7,7 @@
#include "fsfw/serviceinterface/ServiceInterface.h"
template <typename T>
PoolEntry<T>::PoolEntry(uint8_t len, bool setValid): length(len), valid(setValid) {
PoolEntry<T>::PoolEntry(uint8_t len, bool setValid) : length(len), valid(setValid) {
this->address = new T[this->length]();
std::memset(this->address, 0, this->getByteSize());
}

View File

@@ -1,13 +1,13 @@
target_sources(${LIB_FSFW_NAME}
PRIVATE
arrayprinter.cpp
AsciiConverter.cpp
CRC.cpp
DleEncoder.cpp
PeriodicOperationDivider.cpp
timevalOperations.cpp
Type.cpp
bitutility.cpp
target_sources(${LIB_FSFW_NAME} PRIVATE
arrayprinter.cpp
AsciiConverter.cpp
CRC.cpp
DleEncoder.cpp
DleParser.cpp
PeriodicOperationDivider.cpp
timevalOperations.cpp
Type.cpp
bitutility.cpp
)
add_subdirectory(math)

View File

@@ -0,0 +1,229 @@
#include "DleParser.h"
#include <fsfw/globalfunctions/DleEncoder.h>
#include <fsfw/serviceinterface/ServiceInterface.h>
DleParser::DleParser(SimpleRingBuffer& decodeRingBuf, DleEncoder& decoder, BufPair encodedBuf,
BufPair decodedBuf, UserHandler handler, void* args)
: decodeRingBuf(decodeRingBuf),
decoder(decoder),
encodedBuf(encodedBuf),
decodedBuf(decodedBuf),
handler(handler),
ctx(args) {
if (handler == nullptr) {
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::error << "DleParser::DleParser: Invalid user handler" << std::endl;
#else
sif::printError("DleParser::DleParser: Invalid user handler\n");
#endif
}
}
ReturnValue_t DleParser::passData(uint8_t* data, size_t len) {
if (data == nullptr or len == 0 or handler == nullptr) {
return RETURN_FAILED;
}
size_t copyIntoRingBufFromHere = 0;
size_t copyAmount = len;
size_t startIdx = 0;
ReturnValue_t result = RETURN_OK;
bool startFoundInThisPacket = false;
for (size_t idx = 0; idx < len; idx++) {
if (data[idx] == DleEncoder::STX_CHAR) {
if (not startFound and not startFoundInThisPacket) {
startIdx = idx;
copyIntoRingBufFromHere = idx;
copyAmount = len - idx;
} else {
// Maybe print warning, should not happen
decodeRingBuf.clear();
ErrorInfo info;
info.len = idx;
prepareErrorContext(ErrorTypes::CONSECUTIVE_STX_CHARS, info);
handler(ctx);
copyIntoRingBufFromHere = idx;
copyAmount = len - idx;
}
startFound = true;
startFoundInThisPacket = true;
} else if (data[idx] == DleEncoder::ETX_CHAR) {
if (startFoundInThisPacket) {
size_t readLen = 0;
size_t decodedLen = 0;
result = decoder.decode(data + startIdx, idx + 1 - startIdx, &readLen, decodedBuf.first,
decodedBuf.second, &decodedLen);
if (result == HasReturnvaluesIF::RETURN_OK) {
ctx.setType(ContextType::PACKET_FOUND);
ctx.decodedPacket.first = decodedBuf.first;
ctx.decodedPacket.second = decodedLen;
this->handler(ctx);
} else if (result == DleEncoder::STREAM_TOO_SHORT) {
ErrorInfo info;
info.res = result;
prepareErrorContext(ErrorTypes::DECODING_BUF_TOO_SMALL, info);
handler(ctx);
} else {
ErrorInfo info;
info.res = result;
prepareErrorContext(ErrorTypes::DECODING_BUF_TOO_SMALL, info);
handler(ctx);
}
decodeRingBuf.clear();
if ((idx + 1) < len) {
copyIntoRingBufFromHere = idx + 1;
copyAmount = len - idx - 1;
} else {
copyAmount = 0;
}
} else if (startFound) {
// ETX found but STX was found in another mini packet. Reconstruct the full packet
// to decode it
result = decodeRingBuf.writeData(data, idx + 1);
if (result != HasReturnvaluesIF::RETURN_OK) {
ErrorInfo info;
info.res = result;
prepareErrorContext(ErrorTypes::RING_BUF_ERROR, info);
handler(ctx);
}
size_t fullEncodedLen = decodeRingBuf.getAvailableReadData();
if (fullEncodedLen > encodedBuf.second) {
ErrorInfo info;
info.len = fullEncodedLen;
prepareErrorContext(ErrorTypes::ENCODED_BUF_TOO_SMALL, info);
handler(ctx);
decodeRingBuf.clear();
} else {
size_t decodedLen = 0;
size_t readLen = 0;
decodeRingBuf.readData(encodedBuf.first, fullEncodedLen, true);
result = decoder.decode(encodedBuf.first, fullEncodedLen, &readLen, decodedBuf.first,
decodedBuf.second, &decodedLen);
if (result == HasReturnvaluesIF::RETURN_OK) {
if (this->handler != nullptr) {
ctx.setType(ContextType::PACKET_FOUND);
ctx.decodedPacket.first = decodedBuf.first;
ctx.decodedPacket.second = decodedLen;
this->handler(ctx);
}
} else if (result == DleEncoder::STREAM_TOO_SHORT) {
ErrorInfo info;
info.res = result;
prepareErrorContext(ErrorTypes::DECODING_BUF_TOO_SMALL, info);
handler(ctx);
} else {
ErrorInfo info;
info.res = result;
prepareErrorContext(ErrorTypes::DECODE_ERROR, info);
handler(ctx);
}
decodeRingBuf.clear();
startFound = false;
startFoundInThisPacket = false;
if ((idx + 1) < len) {
copyIntoRingBufFromHere = idx + 1;
copyAmount = len - idx - 1;
} else {
copyAmount = 0;
}
}
} else {
// End data without preceeding STX
ErrorInfo info;
info.len = idx + 1;
prepareErrorContext(ErrorTypes::CONSECUTIVE_ETX_CHARS, info);
handler(ctx);
decodeRingBuf.clear();
if ((idx + 1) < len) {
copyIntoRingBufFromHere = idx + 1;
copyAmount = len - idx - 1;
} else {
copyAmount = 0;
}
}
startFoundInThisPacket = false;
startFound = false;
}
}
if (copyAmount > 0) {
result = decodeRingBuf.writeData(data + copyIntoRingBufFromHere, copyAmount);
if (result != HasReturnvaluesIF::RETURN_OK) {
ErrorInfo info;
info.res = result;
prepareErrorContext(ErrorTypes::RING_BUF_ERROR, info);
handler(ctx);
}
}
return RETURN_OK;
}
void DleParser::defaultFoundPacketHandler(uint8_t* packet, size_t len, void* args) {
#if FSFW_VERBOSE_LEVEL >= 1
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::info << "DleParserBase::handleFoundPacket: Detected DLE packet with " << len << " bytes"
<< std::endl;
#else
sif::printInfo("DleParserBase::handleFoundPacket: Detected DLE packet with %d bytes\n", len);
#endif
#endif
}
void DleParser::defaultErrorHandler(ErrorTypes err, ErrorInfo ctx) {
switch (err) {
case (ErrorTypes::NONE): {
errorPrinter("No error");
break;
}
case (ErrorTypes::DECODE_ERROR): {
errorPrinter("Decode Error");
break;
}
case (ErrorTypes::RING_BUF_ERROR): {
errorPrinter("Ring Buffer Error");
break;
}
case (ErrorTypes::ENCODED_BUF_TOO_SMALL):
case (ErrorTypes::DECODING_BUF_TOO_SMALL): {
char opt[64];
snprintf(opt, sizeof(opt), ": Too small for packet with length %d", ctx.len);
if (err == ErrorTypes::ENCODED_BUF_TOO_SMALL) {
errorPrinter("Encoded buf too small", opt);
} else {
errorPrinter("Decoding buf too small", opt);
}
break;
}
case (ErrorTypes::CONSECUTIVE_STX_CHARS): {
errorPrinter("Consecutive STX chars detected");
break;
}
case (ErrorTypes::CONSECUTIVE_ETX_CHARS): {
errorPrinter("Consecutive ETX chars detected");
break;
}
}
}
void DleParser::errorPrinter(const char* str, const char* opt) {
if (opt == nullptr) {
opt = "";
}
#if FSFW_VERBOSE_LEVEL >= 1
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::info << "DleParserBase::handleParseError: " << str << opt << std::endl;
#else
sif::printInfo("DleParserBase::handleParseError: %s%s\n", str, opt);
#endif
#endif
}
void DleParser::prepareErrorContext(ErrorTypes err, ErrorInfo info) {
ctx.setType(ContextType::ERROR);
ctx.error.first = err;
ctx.error.second = info;
}
void DleParser::reset() {
startFound = false;
decodeRingBuf.clear();
}

View File

@@ -0,0 +1,127 @@
#ifndef MISSION_DEVICES_DLEPARSER_H_
#define MISSION_DEVICES_DLEPARSER_H_
#include <fsfw/container/SimpleRingBuffer.h>
#include <fsfw/globalfunctions/DleEncoder.h>
#include <fsfw/returnvalues/HasReturnvaluesIF.h>
#include <cstddef>
#include <utility>
/**
* @brief This base helper class can be used to extract DLE encoded packets from a data stream
* @details
* The core API of the parser takes received packets which can contains DLE packets. The parser
* can deal with DLE packets split across multiple packets. It does so by using a dedicated
* decoding ring buffer. The user can process received packets and detect errors by
* overriding two provided virtual methods. This also allows detecting multiple DLE packets
* inside one passed packet.
*/
class DleParser : public HasReturnvaluesIF {
public:
using BufPair = std::pair<uint8_t*, size_t>;
enum class ContextType { PACKET_FOUND, ERROR };
enum class ErrorTypes {
NONE,
ENCODED_BUF_TOO_SMALL,
DECODING_BUF_TOO_SMALL,
DECODE_ERROR,
RING_BUF_ERROR,
CONSECUTIVE_STX_CHARS,
CONSECUTIVE_ETX_CHARS
};
union ErrorInfo {
size_t len;
ReturnValue_t res;
};
using ErrorPair = std::pair<ErrorTypes, ErrorInfo>;
struct Context {
public:
Context(void* args) : userArgs(args) { setType(ContextType::PACKET_FOUND); }
void setType(ContextType type) {
if (type == ContextType::PACKET_FOUND) {
error.first = ErrorTypes::NONE;
error.second.len = 0;
} else {
decodedPacket.first = nullptr;
decodedPacket.second = 0;
}
}
ContextType getType() const { return type; }
BufPair decodedPacket = {};
ErrorPair error;
void* userArgs;
private:
ContextType type;
};
using UserHandler = void (*)(const Context& ctx);
/**
* Base class constructor
* @param decodeRingBuf Ring buffer used to store multiple packets to allow detecting DLE packets
* split across multiple packets
* @param decoder Decoder instance
* @param encodedBuf Buffer used to store encoded packets. It has to be large enough to hold
* the largest expected encoded DLE packet size
* @param decodedBuf Buffer used to store decoded packets. It has to be large enough to hold the
* largest expected decoded DLE packet size
* @param handler Function which will be called on a found packet
* @param args Arbitrary user argument
*/
DleParser(SimpleRingBuffer& decodeRingBuf, DleEncoder& decoder, BufPair encodedBuf,
BufPair decodedBuf, UserHandler handler, void* args);
/**
* This function allows to pass new data into the parser. It then scans for DLE packets
* automatically and inserts (part of) the packet into a ring buffer if necessary.
* @param data
* @param len
* @return
*/
ReturnValue_t passData(uint8_t* data, size_t len);
/**
* Example found packet handler
* function call
* @param packet Decoded packet
* @param len Length of detected packet
*/
void defaultFoundPacketHandler(uint8_t* packet, size_t len, void* args);
/**
* Will be called if an error occured in the #passData call
* @param err
* @param ctx Context information depending on the error type
* - For buffer length errors, will be set to the detected packet length which is too large
* - For decode or ring buffer errors, will be set to the result returned from the failed call
*/
static void defaultErrorHandler(ErrorTypes err, ErrorInfo ctx);
static void errorPrinter(const char* str, const char* opt = nullptr);
void prepareErrorContext(ErrorTypes err, ErrorInfo ctx);
/**
* Resets the parser by resetting the internal states and clearing the decoding ring buffer
*/
void reset();
private:
SimpleRingBuffer& decodeRingBuf;
DleEncoder& decoder;
BufPair encodedBuf;
BufPair decodedBuf;
UserHandler handler = nullptr;
Context ctx;
bool startFound = false;
};
#endif /* MISSION_DEVICES_DLEPARSER_H_ */

View File

@@ -1,5 +1,4 @@
#include "fsfw/timemanager/Clock.h"
#include "fsfw/serviceinterface/ServiceInterface.h"
#include <linux/sysinfo.h>
#include <sys/sysinfo.h>
@@ -7,8 +6,10 @@
#include <time.h>
#include <unistd.h>
#include <fstream>
#include <cstring>
#include <fstream>
#include "fsfw/serviceinterface/ServiceInterface.h"
uint16_t Clock::leapSeconds = 0;
MutexIF* Clock::timeMutex = NULL;
@@ -155,12 +156,11 @@ ReturnValue_t Clock::convertTimevalToJD2000(timeval time, double* JD2000) {
return HasReturnvaluesIF::RETURN_OK;
}
void handleClockError(const char* func) {
#if FSFW_VERBOSE_LEVEL >= 1
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::warning << "Clock::" << func << ": Failed with code " << errno << ": " << strerror(errno)
<< std::endl;
<< std::endl;
#else
sif::printWarning("Clock::%s: Failed with code %d: %s\n", func, errno, strerror(errno));
#endif

View File

@@ -59,14 +59,13 @@ class PeriodicTask : public RTEMSTaskBase, public PeriodicTaskIF {
*/
ReturnValue_t addComponent(object_id_t object) override;
/**
/**
* Adds an object to the list of objects to be executed.
* The objects are executed in the order added.
* @param object pointer to the object to add.
* @return RETURN_OK on success, RETURN_FAILED if the object could not be added.
*/
ReturnValue_t addComponent(ExecutableObjectIF* object) override;
ReturnValue_t addComponent(ExecutableObjectIF *object) override;
uint32_t getPeriodMs() const override;

View File

@@ -3,9 +3,12 @@
#include <fsfw/ipc/QueueFactory.h>
#include <fsfw/power/PowerSwitchIF.h>
PowerSwitcherComponent::PowerSwitcherComponent(object_id_t objectId, PowerSwitchIF* pwrSwitcher, power::Switch_t pwrSwitch)
: SystemObject(objectId), switcher(pwrSwitcher, pwrSwitch), modeHelper(this),
healthHelper(this, objectId) {
PowerSwitcherComponent::PowerSwitcherComponent(object_id_t objectId, PowerSwitchIF *pwrSwitcher,
power::Switch_t pwrSwitch)
: SystemObject(objectId),
switcher(pwrSwitcher, pwrSwitch),
modeHelper(this),
healthHelper(this, objectId) {
queue = QueueFactory::instance()->createMessageQueue();
}
@@ -25,12 +28,12 @@ ReturnValue_t PowerSwitcherComponent::performOperation(uint8_t opCode) {
continue;
}
}
if(switcher.active()) {
if (switcher.active()) {
switcher.doStateMachine();
auto currState = switcher.getState();
if (currState == PowerSwitcher::SWITCH_IS_OFF) {
setMode(MODE_OFF, 0);
} else if(currState == PowerSwitcher::SWITCH_IS_ON) {
} else if (currState == PowerSwitcher::SWITCH_IS_ON) {
setMode(MODE_ON, 0);
}
}
@@ -39,19 +42,17 @@ ReturnValue_t PowerSwitcherComponent::performOperation(uint8_t opCode) {
ReturnValue_t PowerSwitcherComponent::initialize() {
ReturnValue_t result = modeHelper.initialize();
if(result != HasReturnvaluesIF::RETURN_OK) {
if (result != HasReturnvaluesIF::RETURN_OK) {
return result;
}
result = healthHelper.initialize();
if(result != HasReturnvaluesIF::RETURN_OK) {
if (result != HasReturnvaluesIF::RETURN_OK) {
return result;
}
return SystemObject::initialize();
}
MessageQueueId_t PowerSwitcherComponent::getCommandQueue() const {
return queue->getId();
}
MessageQueueId_t PowerSwitcherComponent::getCommandQueue() const { return queue->getId(); }
void PowerSwitcherComponent::getMode(Mode_t *mode, Submode_t *submode) {
*mode = this->mode;
@@ -64,25 +65,25 @@ ReturnValue_t PowerSwitcherComponent::setHealth(HealthState health) {
}
ReturnValue_t PowerSwitcherComponent::checkModeCommand(Mode_t mode, Submode_t submode,
uint32_t *msToReachTheMode) {
uint32_t *msToReachTheMode) {
*msToReachTheMode = 5000;
if(mode != MODE_ON and mode != MODE_OFF) {
if (mode != MODE_ON and mode != MODE_OFF) {
return TRANS_NOT_ALLOWED;
}
return RETURN_OK;
}
void PowerSwitcherComponent::startTransition(Mode_t mode, Submode_t submode) {
if(mode == MODE_OFF) {
if (mode == MODE_OFF) {
switcher.turnOff(true);
switcher.doStateMachine();
if(switcher.getState() == PowerSwitcher::SWITCH_IS_OFF) {
if (switcher.getState() == PowerSwitcher::SWITCH_IS_OFF) {
setMode(MODE_OFF, 0);
}
} else if (mode == MODE_ON) {
switcher.turnOn(true);
switcher.doStateMachine();
if(switcher.getState() == PowerSwitcher::SWITCH_IS_ON) {
if (switcher.getState() == PowerSwitcher::SWITCH_IS_ON) {
setMode(MODE_ON, 0);
}
}
@@ -103,6 +104,4 @@ void PowerSwitcherComponent::setMode(Mode_t newMode, Submode_t newSubmode) {
announceMode(false);
}
HasHealthIF::HealthState PowerSwitcherComponent::getHealth() {
return healthHelper.getHealth();
}
HasHealthIF::HealthState PowerSwitcherComponent::getHealth() { return healthHelper.getHealth(); }

View File

@@ -6,8 +6,8 @@
#include <fsfw/modes/HasModesIF.h>
#include <fsfw/modes/ModeHelper.h>
#include <fsfw/objectmanager/SystemObject.h>
#include <fsfw/power/definitions.h>
#include <fsfw/power/PowerSwitcher.h>
#include <fsfw/power/definitions.h>
#include <fsfw/tasks/ExecutableObjectIF.h>
class PowerSwitchIF;
@@ -22,19 +22,17 @@ class PowerSwitchIF;
* Commanding this component to MODE_OFF will cause the switcher to turn the switch off while
* commanding in to MODE_ON will cause the switcher to turn the switch on.
*/
class PowerSwitcherComponent:
public SystemObject,
public HasReturnvaluesIF,
public ExecutableObjectIF,
public HasModesIF,
public HasHealthIF {
public:
PowerSwitcherComponent(object_id_t objectId, PowerSwitchIF* pwrSwitcher,
power::Switch_t pwrSwitch);
class PowerSwitcherComponent : public SystemObject,
public HasReturnvaluesIF,
public ExecutableObjectIF,
public HasModesIF,
public HasHealthIF {
public:
PowerSwitcherComponent(object_id_t objectId, PowerSwitchIF *pwrSwitcher,
power::Switch_t pwrSwitch);
private:
MessageQueueIF* queue = nullptr;
private:
MessageQueueIF *queue = nullptr;
PowerSwitcher switcher;
Mode_t mode = MODE_OFF;
@@ -52,7 +50,7 @@ private:
MessageQueueId_t getCommandQueue() const override;
void getMode(Mode_t *mode, Submode_t *submode) override;
ReturnValue_t checkModeCommand(Mode_t mode, Submode_t submode,
uint32_t *msToReachTheMode) override;
uint32_t *msToReachTheMode) override;
void startTransition(Mode_t mode, Submode_t submode) override;
void setToExternalControl() override;
void announceMode(bool recursive) override;