src/fsfw/FSFW.h.in

@@ -16,13 +16,41 @@
 #cmakedefine FSFW_ADD_MONITORING
 #cmakedefine FSFW_ADD_SGP4_PROPAGATOR
 
+// FSFW core defines
+
+#ifndef FSFW_CPP_OSTREAM_ENABLED
+#define FSFW_CPP_OSTREAM_ENABLED            1
+#endif /* FSFW_CPP_OSTREAM_ENABLED */
+
+#ifndef FSFW_VERBOSE_LEVEL
+#define FSFW_VERBOSE_LEVEL                  1
+#endif /* FSFW_VERBOSE_LEVEL */
+
+#ifndef FSFW_USE_REALTIME_FOR_LINUX
+#define FSFW_USE_REALTIME_FOR_LINUX         0
+#endif /* FSFW_USE_REALTIME_FOR_LINUX */
+
+#ifndef FSFW_NO_C99_IO
+#define FSFW_NO_C99_IO                      0
+#endif /* FSFW_NO_C99_IO */
+
+#ifndef FSFW_USE_PUS_C_TELEMETRY
+#define FSFW_USE_PUS_C_TELEMETRY            1
+#endif /* FSFW_USE_PUS_C_TELEMETRY */
+
+#ifndef FSFW_USE_PUS_C_TELECOMMANDS
+#define FSFW_USE_PUS_C_TELECOMMANDS         1
+#endif
+
 #ifndef FSFW_TCP_RECV_WIRETAPPING_ENABLED
 #define FSFW_TCP_RECV_WIRETAPPING_ENABLED   0
 #endif
 
+// FSFW HAL defines
+
 // Can be used for low-level debugging of the SPI bus
 #ifndef FSFW_HAL_SPI_WIRETAPPING
-#define FSFW_HAL_SPI_WIRETAPPING      		0
+#define FSFW_HAL_SPI_WIRETAPPING            0
 #endif
 
 #ifndef FSFW_HAL_L3GD20_GYRO_DEBUG

src/fsfw/FSFWVersion.h

@@ -3,8 +3,8 @@
 
 const char* const FSFW_VERSION_NAME = "ASTP";
 
-#define FSFW_VERSION        1
-#define FSFW_SUBVERSION     2
+#define FSFW_VERSION        2
+#define FSFW_SUBVERSION     0
 #define FSFW_REVISION       0
 
 #endif /* FSFW_VERSION_H_ */

src/fsfw/osal/linux/CMakeLists.txt

@@ -13,7 +13,6 @@ target_sources(${LIB_FSFW_NAME}
 		QueueFactory.cpp
 		SemaphoreFactory.cpp
 		TaskFactory.cpp
-		Timer.cpp
 		tcpipHelpers.cpp
 		unixUtility.cpp
 		CommandExecutor.cpp

src/fsfw/timemanager/Countdown.cpp

@@ -6,16 +6,14 @@ Countdown::Countdown(uint32_t initialTimeout): timeout(initialTimeout) {
 Countdown::~Countdown() {
 }
 
-ReturnValue_t Countdown::setTimeout(uint32_t miliseconds) {
-	ReturnValue_t return_value = Clock::getUptime( &startTime );
-	timeout = miliseconds;
-	return return_value;
+ReturnValue_t Countdown::setTimeout(uint32_t milliseconds) {
+	ReturnValue_t returnValue = Clock::getUptime( &startTime );
+	timeout = milliseconds;
+	return returnValue;
 }
 
 bool Countdown::hasTimedOut() const {
-	uint32_t current_time;
-	Clock::getUptime( &current_time );
-	if ( uint32_t(current_time - startTime) >= timeout) {
+	if ( uint32_t( this->getCurrentTime() - startTime) >= timeout) {
 		return true;
 	} else {
 		return false;
@@ -31,7 +29,23 @@ ReturnValue_t Countdown::resetTimer() {
 }
 
 void Countdown::timeOut() {
-	uint32_t current_time;
-		Clock::getUptime( &current_time );
-	startTime= current_time - timeout;
+	startTime = this->getCurrentTime() - timeout;
+}
+
+uint32_t Countdown::getRemainingMillis() const {
+	// We fetch the time before the if-statement
+	// to be sure that the return is in
+	// range 0 <= number <= timeout
+	uint32_t currentTime = this->getCurrentTime();
+	if (this->hasTimedOut()){
+		return 0;
+	}else{
+		return (startTime + timeout) - currentTime;
+	}
+}
+
+uint32_t Countdown::getCurrentTime() const {
+	uint32_t currentTime;
+	Clock::getUptime( &currentTime );
+	return currentTime;
 }

src/fsfw/timemanager/Countdown.h

@@ -4,28 +4,77 @@
 #include "Clock.h"
 
 /**
- * @brief	This file defines the Countdown class.
- * @author	baetz
+ *
+ * Countdown keeps track of a timespan.
+ *
+ * Countdown::resetTimer restarts the timer.
+ * Countdown::setTimeout sets a new countdown duration and resets.
+ *
+ * Can be checked with Countdown::hasTimedOut or
+ * Countdown::isBusy.
+ *
+ * Countdown::timeOut will force the timer to time out.
+ *
  */
 class Countdown {
 public:
-	uint32_t timeout;
+	/**
+	 * Constructor which sets the countdown duration in milliseconds
+	 *
+	 * It does not start the countdown!
+	 * Call resetTimer or setTimeout before usage!
+	 * Otherwise a call to hasTimedOut might return True.
+	 *
+	 * @param initialTimeout Countdown duration in milliseconds
+	 */
 	Countdown(uint32_t initialTimeout = 0);
 	~Countdown();
-	ReturnValue_t setTimeout(uint32_t miliseconds);
-
+	/**
+	 * Call to set a new countdown duration.
+	 *
+	 * Resets the countdown!
+	 *
+	 * @param milliseconds new countdown duration in milliseconds
+	 * @return Returnvalue from Clock::getUptime
+	 */
+	ReturnValue_t setTimeout(uint32_t milliseconds);
+	/**
+	 * Returns true if the countdown duration has passed.
+	 *
+	 * @return True if the countdown has passed
+	 * 		   False if it is still running
+	 */
 	bool hasTimedOut() const;
-
+	/**
+	 * Complementary to hasTimedOut.
+	 *
+	 * @return True if the countdown is till running
+	 * 		   False if it is still running
+	 */
 	bool isBusy() const;
-
-	//!< Use last set timeout value and restart timer.
+	/**
+	 *  Uses last set timeout value and restarts timer.
+	 */
 	ReturnValue_t resetTimer();
-
-	//!< Make hasTimedOut() return true
+	/**
+	 * Returns the remaining milliseconds (0 if timeout)
+	 */
+	uint32_t getRemainingMillis() const;
+	/**
+	 * Makes hasTimedOut() return true
+	 */
 	void timeOut();
-
+	/**
+	 * Internal countdown duration in milliseconds
+	 */
+	uint32_t timeout;
 private:
+	/**
+	 * Last time the timer was started (uptime)
+	 */
 	uint32_t startTime = 0;
+
+	uint32_t getCurrentTime() const;
 };
 
 #endif /* FSFW_TIMEMANAGER_COUNTDOWN_H_ */

tests/src/fsfw_tests/unit/CMakeLists.txt

@@ -24,4 +24,5 @@ add_subdirectory(serialize)
 add_subdirectory(datapoollocal)
 add_subdirectory(storagemanager)
 add_subdirectory(globalfunctions)
+add_subdirectory(timemanager)
 add_subdirectory(tmtcpacket)

tests/src/fsfw_tests/unit/timemanager/CMakeLists.txt

@@ -0,0 +1,3 @@
+target_sources(${TARGET_NAME} PRIVATE
+	TestCountdown.cpp
+)

tests/src/fsfw_tests/unit/timemanager/TestCountdown.cpp

@@ -0,0 +1,27 @@
+#include "fsfw_tests/unit/CatchDefinitions.h"
+#include <fsfw/timemanager/Countdown.h>
+#include <catch2/catch_test_macros.hpp>
+
+
+TEST_CASE( "Countdown Tests", "[TestCountdown]") {
+	INFO("Countdown Tests");
+	Countdown count(20);
+	REQUIRE(count.timeout == 20);
+	REQUIRE(count.setTimeout(100) == static_cast<uint16_t>(HasReturnvaluesIF::RETURN_OK));
+	REQUIRE(count.timeout == 100);
+	REQUIRE(count.setTimeout(150) == static_cast<uint16_t>(HasReturnvaluesIF::RETURN_OK));
+	REQUIRE(count.isBusy());
+	REQUIRE(not count.hasTimedOut());
+	uint32_t number = count.getRemainingMillis();
+	REQUIRE(number > 0);
+	bool blocked = false;
+	while(not count.hasTimedOut()){
+		blocked = true;
+	};
+	REQUIRE(blocked);
+	number = count.getRemainingMillis();
+	REQUIRE(number==0);
+	count.resetTimer();
+	REQUIRE(not count.hasTimedOut());
+	REQUIRE(count.isBusy());
+}