hal/src/fsfw_hal/devicehandlers/MgmRM3100Handler.cpp

@@ -186,7 +186,7 @@ ReturnValue_t MgmRM3100Handler::interpretDeviceReply(DeviceCommandId_t id, const
         uint8_t cmmValue = packet[1];
         // We clear the seventh bit in any case
         // because this one is zero sometimes for some reason
-        bitutil::bitClear(&cmmValue, 6);
+        bitutil::clear(&cmmValue, 6);
         if(cmmValue == cmmRegValue and internalState == InternalState::READ_CMM) {
             commandExecuted = true;
         }

src/fsfw/datapoollocal/LocalPoolDataSetBase.cpp

@@ -110,7 +110,7 @@ ReturnValue_t LocalPoolDataSetBase::serializeWithValidityBuffer(uint8_t **buffer
     for (uint16_t count = 0; count < fillCount; count++) {
         if(registeredVariables[count]->isValid()) {
             /* Set bit at correct position */
-            bitutil::bitSet(validityPtr + validBufferIndex, validBufferIndexBit);
+            bitutil::set(validityPtr + validBufferIndex, validBufferIndexBit);
         }
         if(validBufferIndexBit == 7) {
             validBufferIndex ++;
@@ -156,8 +156,8 @@ ReturnValue_t LocalPoolDataSetBase::deSerializeWithValidityBuffer(
     uint8_t validBufferIndexBit = 0;
     for (uint16_t count = 0; count < fillCount; count++) {
         // set validity buffer here.
-        bool nextVarValid = bitutil::bitGet(*buffer +
-                validBufferIndex, validBufferIndexBit);
+        bool nextVarValid = false;
+        bitutil::get(*buffer + validBufferIndex, validBufferIndexBit, nextVarValid);
         registeredVariables[count]->setValid(nextVarValid);
 
         if(validBufferIndexBit == 7) {

src/fsfw/globalfunctions/PeriodicOperationDivider.cpp

@@ -2,43 +2,40 @@
 
 
 PeriodicOperationDivider::PeriodicOperationDivider(uint32_t divider,
-		bool resetAutomatically): resetAutomatically(resetAutomatically),
-		counter(divider), divider(divider) {
+        bool resetAutomatically): resetAutomatically(resetAutomatically),
+        divider(divider) {
 }
 
 bool PeriodicOperationDivider::checkAndIncrement() {
-	bool opNecessary = check();
-	if(opNecessary) {
-		if(resetAutomatically) {
-			counter = 0;
-		}
-		return opNecessary;
-	}
-	counter ++;
-	return opNecessary;
+    bool opNecessary = check();
+    if(opNecessary and resetAutomatically) {
+        resetCounter();
+    }
+    else {
+        counter++;
+    }
+    return opNecessary;
 }
 
 bool PeriodicOperationDivider::check() {
-	if(counter >= divider) {
-		return true;
-	}
-	return false;
+    if(counter >= divider) {
+        return true;
+    }
+    return false;
 }
 
-
-
 void PeriodicOperationDivider::resetCounter() {
-	counter = 0;
+    counter = 1;
 }
 
 void PeriodicOperationDivider::setDivider(uint32_t newDivider) {
-	divider = newDivider;
+    divider = newDivider;
 }
 
 uint32_t PeriodicOperationDivider::getCounter() const {
-	return counter;
+    return counter;
 }
 
 uint32_t PeriodicOperationDivider::getDivider() const {
-	return divider;
+    return divider;
 }

src/fsfw/globalfunctions/PeriodicOperationDivider.h

@@ -13,51 +13,50 @@
  */
 class PeriodicOperationDivider {
 public:
-	/**
-	 * Initialize with the desired divider and specify whether the internal
-	 * counter will be reset automatically.
-	 * @param divider
-	 * @param resetAutomatically
-	 */
-	PeriodicOperationDivider(uint32_t divider, bool resetAutomatically = true);
+    /**
+     * Initialize with the desired divider and specify whether the internal
+     * counter will be reset automatically.
+     * @param divider Value of 0 or 1 will cause #check and #checkAndIncrement to always return
+     * true
+     * @param resetAutomatically
+     */
+    PeriodicOperationDivider(uint32_t divider, bool resetAutomatically = true);
 
+    /**
+     * Check whether operation is necessary. If an operation is necessary and the class has been
+     * configured to be reset automatically, the counter will be reset to 1 automatically
+     *
+     * @return
+     * -@c true if the counter is larger or equal to the divider
+     * -@c false otherwise
+     */
+    bool checkAndIncrement();
 
-	/**
-	 * Check whether operation is necessary.
-	 * If an operation is necessary and the class has been
-	 * configured to be reset automatically, the counter will be reset.
-	 *
-	 * @return
-	 * -@c true if the counter is larger or equal to the divider
-	 * -@c false otherwise
-	 */
-	bool checkAndIncrement();
+    /**
+     * Checks whether an operation is necessary. This function will not increment the counter.
+     * @return
+     * -@c true if the counter is larger or equal to the divider
+     * -@c false otherwise
+     */
+    bool check();
 
-	/**
-	 * Checks whether an operation is necessary.
-	 * This function will not increment the counter!
-	 * @return
-	 * -@c true if the counter is larger or equal to the divider
-	 * -@c false otherwise
-	 */
-	bool check();
+    /**
+     * Can be used to reset the counter to 1 manually
+     */
+    void resetCounter();
+    uint32_t getCounter() const;
 
-	/**
-	 * Can be used to reset the counter to 0 manually.
-	 */
-	void resetCounter();
-	uint32_t getCounter() const;
+    /**
+     * Can be used to set a new divider value.
+     * @param newDivider
+     */
+    void setDivider(uint32_t newDivider);
+    uint32_t getDivider() const;
 
-	/**
-	 * Can be used to set a new divider value.
-	 * @param newDivider
-	 */
-	void setDivider(uint32_t newDivider);
-	uint32_t getDivider() const;
 private:
-	bool resetAutomatically = true;
-	uint32_t counter = 0;
-	uint32_t divider = 0;
+    bool resetAutomatically = true;
+    uint32_t counter = 1;
+    uint32_t divider = 0;
 };
 
 

src/fsfw/globalfunctions/bitutility.cpp

@@ -1,6 +1,6 @@
 #include "fsfw/globalfunctions/bitutility.h"
 
-void bitutil::bitSet(uint8_t *byte, uint8_t position) {
+void bitutil::set(uint8_t *byte, uint8_t position) {
     if(position > 7) {
         return;
     }
@@ -8,7 +8,7 @@ void bitutil::bitSet(uint8_t *byte, uint8_t position) {
     *byte |= 1 << shiftNumber;
 }
 
-void bitutil::bitToggle(uint8_t *byte, uint8_t position) {
+void bitutil::toggle(uint8_t *byte, uint8_t position) {
     if(position > 7) {
         return;
     }
@@ -16,7 +16,7 @@ void bitutil::bitToggle(uint8_t *byte, uint8_t position) {
     *byte ^= 1 << shiftNumber;
 }
 
-void bitutil::bitClear(uint8_t *byte, uint8_t position) {
+void bitutil::clear(uint8_t *byte, uint8_t position) {
     if(position > 7) {
         return;
     }
@@ -24,10 +24,11 @@ void bitutil::bitClear(uint8_t *byte, uint8_t position) {
     *byte &= ~(1 << shiftNumber);
 }
 
-bool bitutil::bitGet(const uint8_t *byte, uint8_t position) {
+bool bitutil::get(const uint8_t *byte, uint8_t position, bool& bit) {
     if(position > 7) {
         return false;
     }
     uint8_t shiftNumber = position + (7 - 2 * position);
-    return *byte & (1 << shiftNumber);
+    bit = *byte & (1 << shiftNumber);
+    return true;
 }

src/fsfw/globalfunctions/bitutility.h

@@ -5,13 +5,36 @@
 
 namespace bitutil {
 
-/* Helper functions for manipulating the individual bits of a byte.
-Position refers to n-th bit of a byte, going from 0 (most significant bit) to
-7 (least significant bit) */
-void bitSet(uint8_t* byte, uint8_t position);
-void bitToggle(uint8_t* byte, uint8_t position);
-void bitClear(uint8_t* byte, uint8_t position);
-bool bitGet(const uint8_t* byte, uint8_t position);
+// Helper functions for manipulating the individual bits of a byte.
+// Position refers to n-th bit of a byte, going from 0 (most significant bit) to
+// 7 (least significant bit)
+
+/**
+ * @brief   Set the bit in a given byte
+ * @param byte
+ * @param position
+ */
+void set(uint8_t* byte, uint8_t position);
+/**
+ * @brief   Toggle the bit in a given byte
+ * @param byte
+ * @param position
+ */
+void toggle(uint8_t* byte, uint8_t position);
+/**
+ * @brief   Clear the bit in a given byte
+ * @param byte
+ * @param position
+ */
+void clear(uint8_t* byte, uint8_t position);
+/**
+ * @brief   Get the bit in a given byte
+ * @param byte
+ * @param position
+ * @param If the input is valid, this will be set to true if the bit is set and false otherwise.
+ * @return False if position is invalid, True otherwise
+ */
+bool get(const uint8_t* byte, uint8_t position, bool& bit);
 
 }
 

src/fsfw/memory/FileSystemArgsIF.h

@@ -0,0 +1,13 @@
+#ifndef FSFW_SRC_FSFW_MEMORY_FILESYSTEMARGS_H_
+#define FSFW_SRC_FSFW_MEMORY_FILESYSTEMARGS_H_
+
+/**
+ * Empty base interface which can be implemented by to pass arguments via the HasFileSystemIF.
+ * Users can then dynamic_cast the base pointer to the require child pointer.
+ */
+class FileSystemArgsIF {
+public:
+    virtual~ FileSystemArgsIF() {};
+};
+
+#endif /* FSFW_SRC_FSFW_MEMORY_FILESYSTEMARGS_H_ */

src/fsfw/memory/HasFileSystemIF.h

@@ -1,9 +1,10 @@
 #ifndef FSFW_MEMORY_HASFILESYSTEMIF_H_
 #define FSFW_MEMORY_HASFILESYSTEMIF_H_
 
-#include "../returnvalues/HasReturnvaluesIF.h"
-#include "../returnvalues/FwClassIds.h"
-#include "../ipc/messageQueueDefinitions.h"
+#include "FileSystemArgsIF.h"
+#include "fsfw/returnvalues/HasReturnvaluesIF.h"
+#include "fsfw/returnvalues/FwClassIds.h"
+#include "fsfw/ipc/messageQueueDefinitions.h"
 
 #include <cstddef>
 
@@ -59,7 +60,7 @@ public:
 	 */
 	virtual ReturnValue_t appendToFile(const char* repositoryPath,
 	        const char* filename, const uint8_t* data, size_t size,
-	        uint16_t packetNumber, void* args = nullptr) = 0;
+	        uint16_t packetNumber, FileSystemArgsIF* args = nullptr) = 0;
 
 	/**
 	 * @brief   Generic function to create a new file.
@@ -72,7 +73,7 @@ public:
 	 */
 	virtual ReturnValue_t createFile(const char* repositoryPath,
 	        const char* filename, const uint8_t* data = nullptr,
-	        size_t size = 0, void* args = nullptr) = 0;
+	        size_t size = 0, FileSystemArgsIF* args = nullptr) = 0;
 
 	/**
 	 * @brief   Generic function to delete a file.
@@ -81,24 +82,30 @@ public:
 	 * @param args Any other arguments which an implementation might require
 	 * @return
 	 */
-	virtual ReturnValue_t deleteFile(const char* repositoryPath,
-	        const char* filename, void* args = nullptr) = 0;
+	virtual ReturnValue_t removeFile(const char* repositoryPath,
+	        const char* filename, FileSystemArgsIF* args = nullptr) = 0;
 
 	/**
 	 * @brief   Generic function to create a directory
 	 * @param repositoryPath
+	 * @param   Equivalent to the -p flag in Unix systems. If some required parent directories
+	 *          do not exist, create them as well
 	 * @param args Any other arguments which an implementation might require
 	 * @return
 	 */
-	virtual ReturnValue_t createDirectory(const char* repositoryPath, void* args = nullptr) = 0;
+	virtual ReturnValue_t createDirectory(const char* repositoryPath, const char* dirname,
+	        bool createParentDirs, FileSystemArgsIF* args = nullptr) = 0;
 
 	/**
 	 * @brief   Generic function to remove a directory
 	 * @param repositoryPath
      * @param args Any other arguments which an implementation might require
 	 */
-	virtual ReturnValue_t removeDirectory(const char* repositoryPath,
-	        bool deleteRecurively = false, void* args = nullptr) = 0;
+	virtual ReturnValue_t removeDirectory(const char* repositoryPath, const char* dirname,
+	        bool deleteRecurively = false, FileSystemArgsIF* args = nullptr) = 0;
+
+	virtual ReturnValue_t renameFile(const char* repositoryPath, const char* oldFilename,
+	        const char* newFilename, FileSystemArgsIF* args = nullptr) = 0;
 };
 
 

src/fsfw/tmtcpacket/SpacePacket.h

@@ -73,7 +73,7 @@ namespace spacepacket {
 
 constexpr uint16_t getSpacePacketIdFromApid(bool isTc, uint16_t apid,
         bool secondaryHeaderFlag = true) {
-    return (((isTc << 5) & 0x10) | ((secondaryHeaderFlag << 4) & 0x08) |
+    return ((isTc << 4) | (secondaryHeaderFlag << 3) |
             ((apid >> 8) & 0x07)) << 8 | (apid & 0x00ff);
 }
 

tests/src/fsfw_tests/unit/datapoollocal/DataSetTest.cpp

@@ -171,14 +171,19 @@ TEST_CASE("DataSetTest" , "[DataSetTest]") {
             /* We can do it like this because the buffer only has one byte for
             less than 8 variables */
             uint8_t* validityByte = buffer + sizeof(buffer) - 1;
-            CHECK(bitutil::bitGet(validityByte, 0) == true);
-            CHECK(bitutil::bitGet(validityByte, 1) == false);
-            CHECK(bitutil::bitGet(validityByte, 2) == true);
+            bool bitSet = false;
+            bitutil::get(validityByte, 0, bitSet);
+
+            CHECK(bitSet == true);
+            bitutil::get(validityByte, 1, bitSet);
+            CHECK(bitSet == false);
+            bitutil::get(validityByte, 2, bitSet);
+            CHECK(bitSet == true);
 
             /* Now we manipulate the validity buffer for the deserialization */
-            bitutil::bitClear(validityByte, 0);
-            bitutil::bitSet(validityByte, 1);
-            bitutil::bitClear(validityByte, 2);
+            bitutil::clear(validityByte, 0);
+            bitutil::set(validityByte, 1);
+            bitutil::clear(validityByte, 2);
             /* Zero out everything except validity buffer */
             std::memset(buffer, 0, sizeof(buffer) - 1);
             sizeToDeserialize = maxSize;
@@ -239,8 +244,11 @@ TEST_CASE("DataSetTest" , "[DataSetTest]") {
         std::memcpy(validityBuffer.data(), buffer + 9 + sizeof(uint16_t) * 3, 2);
         /* The first 9 variables should be valid */
         CHECK(validityBuffer[0] == 0xff);
-        CHECK(bitutil::bitGet(validityBuffer.data() + 1, 0) == true);
-        CHECK(bitutil::bitGet(validityBuffer.data() + 1, 1) == false);
+        bool bitSet = false;
+        bitutil::get(validityBuffer.data() + 1, 0, bitSet);
+        CHECK(bitSet == true);
+        bitutil::get(validityBuffer.data() + 1, 1, bitSet);
+        CHECK(bitSet == false);
 
         /* Now we invert the validity */
         validityBuffer[0] = 0;

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

@@ -1,3 +1,5 @@
 target_sources(${FSFW_TEST_TGT} PRIVATE
     testDleEncoder.cpp
+    testOpDivider.cpp
+    testBitutil.cpp
 )

tests/src/fsfw_tests/unit/globalfunctions/testBitutil.cpp

@@ -0,0 +1,64 @@
+#include "fsfw/globalfunctions/bitutility.h"
+#include <catch2/catch_test_macros.hpp>
+
+TEST_CASE("Bitutility" , "[Bitutility]") {
+    uint8_t dummyByte = 0;
+    bool bitSet = false;
+    for(uint8_t pos = 0; pos < 8; pos++) {
+        bitutil::set(&dummyByte, pos);
+        REQUIRE(dummyByte == (1 << (7 - pos)));
+        bitutil::get(&dummyByte, pos, bitSet);
+        REQUIRE(bitSet == 1);
+        dummyByte = 0;
+    }
+
+    dummyByte = 0xff;
+    for(uint8_t pos = 0; pos < 8; pos++) {
+        bitutil::get(&dummyByte, pos, bitSet);
+        REQUIRE(bitSet == 1);
+        bitutil::clear(&dummyByte, pos);
+        bitutil::get(&dummyByte, pos, bitSet);
+        REQUIRE(bitSet == 0);
+        dummyByte = 0xff;
+    }
+
+    dummyByte = 0xf0;
+    for(uint8_t pos = 0; pos < 8; pos++) {
+        if(pos < 4) {
+            bitutil::get(&dummyByte, pos, bitSet);
+            REQUIRE(bitSet == 1);
+            bitutil::toggle(&dummyByte, pos);
+            bitutil::get(&dummyByte, pos, bitSet);
+            REQUIRE(bitSet == 0);
+        }
+        else {
+            bitutil::get(&dummyByte, pos, bitSet);
+            REQUIRE(bitSet == false);
+            bitutil::toggle(&dummyByte, pos);
+            bitutil::get(&dummyByte, pos, bitSet);
+            REQUIRE(bitSet == true);
+        }
+    }
+    REQUIRE(dummyByte == 0x0f);
+
+    dummyByte = 0;
+    bitutil::set(&dummyByte, 8);
+    REQUIRE(dummyByte == 0);
+    bitutil::set(&dummyByte, -1);
+    REQUIRE(dummyByte == 0);
+    dummyByte = 0xff;
+    bitutil::clear(&dummyByte, 8);
+    REQUIRE(dummyByte == 0xff);
+    bitutil::clear(&dummyByte, -1);
+    REQUIRE(dummyByte == 0xff);
+    dummyByte = 0x00;
+    bitutil::toggle(&dummyByte, 8);
+    REQUIRE(dummyByte == 0x00);
+    bitutil::toggle(&dummyByte, -1);
+    REQUIRE(dummyByte == 0x00);
+
+    REQUIRE(bitutil::get(&dummyByte, 8, bitSet) == false);
+}
+
+
+

tests/src/fsfw_tests/unit/globalfunctions/testOpDivider.cpp

@@ -0,0 +1,64 @@
+#include "fsfw/globalfunctions/PeriodicOperationDivider.h"
+#include <catch2/catch_test_macros.hpp>
+
+TEST_CASE("OpDivider" , "[OpDivider]") {
+    auto opDivider = PeriodicOperationDivider(1);
+    REQUIRE(opDivider.getDivider() == 1);
+    REQUIRE(opDivider.getCounter() == 1);
+    REQUIRE(opDivider.check() == true);
+    REQUIRE(opDivider.checkAndIncrement() == true);
+    REQUIRE(opDivider.getCounter() == 1);
+    REQUIRE(opDivider.check() == true);
+    REQUIRE(opDivider.checkAndIncrement() == true);
+    REQUIRE(opDivider.checkAndIncrement() == true);
+
+    opDivider.setDivider(0);
+    REQUIRE(opDivider.getCounter() == 1);
+    REQUIRE(opDivider.checkAndIncrement() == true);
+    REQUIRE(opDivider.getCounter() == 1);
+    REQUIRE(opDivider.checkAndIncrement() == true);
+    REQUIRE(opDivider.checkAndIncrement() == true);
+
+    opDivider.setDivider(2);
+    opDivider.resetCounter();
+    REQUIRE(opDivider.getDivider() == 2);
+    REQUIRE(opDivider.getCounter() == 1);
+    REQUIRE(opDivider.check() == false);
+    REQUIRE(opDivider.checkAndIncrement() == false);
+    REQUIRE(opDivider.getCounter() == 2);
+    REQUIRE(opDivider.check() == true);
+    REQUIRE(opDivider.checkAndIncrement() == true);
+    REQUIRE(opDivider.getCounter() == 1);
+    REQUIRE(opDivider.check() == false);
+    REQUIRE(opDivider.checkAndIncrement() == false);
+    REQUIRE(opDivider.getCounter() == 2);
+    REQUIRE(opDivider.checkAndIncrement() == true);
+    REQUIRE(opDivider.checkAndIncrement() == false);
+    REQUIRE(opDivider.checkAndIncrement() == true);
+    REQUIRE(opDivider.checkAndIncrement() == false);
+
+    opDivider.setDivider(3);
+    opDivider.resetCounter();
+    REQUIRE(opDivider.checkAndIncrement() == false);
+    REQUIRE(opDivider.checkAndIncrement() == false);
+    REQUIRE(opDivider.getCounter() == 3);
+    REQUIRE(opDivider.checkAndIncrement() == true);
+    REQUIRE(opDivider.getCounter() == 1);
+    REQUIRE(opDivider.checkAndIncrement() == false);
+
+    auto opDividerNonResetting = PeriodicOperationDivider(2, false);
+    REQUIRE(opDividerNonResetting.getCounter() == 1);
+    REQUIRE(opDividerNonResetting.check() == false);
+    REQUIRE(opDividerNonResetting.checkAndIncrement() == false);
+    REQUIRE(opDividerNonResetting.getCounter() == 2);
+    REQUIRE(opDividerNonResetting.check() == true);
+    REQUIRE(opDividerNonResetting.checkAndIncrement() == true);
+    REQUIRE(opDividerNonResetting.getCounter() == 3);
+    REQUIRE(opDividerNonResetting.checkAndIncrement() == true);
+    REQUIRE(opDividerNonResetting.getCounter() == 4);
+    opDividerNonResetting.resetCounter();
+    REQUIRE(opDividerNonResetting.getCounter() == 1);
+    REQUIRE(opDividerNonResetting.check() == false);
+    REQUIRE(opDividerNonResetting.checkAndIncrement() == false);
+    REQUIRE(opDividerNonResetting.getCounter() == 2);
+}

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

@@ -1,3 +1,3 @@
 target_sources(${FSFW_TEST_TGT} PRIVATE
-	PusTmTest.cpp
+	testCcsds.cpp
 )

tests/src/fsfw_tests/unit/tmtcpacket/testCcsds.cpp

@@ -0,0 +1,11 @@
+#include <catch2/catch_test_macros.hpp>
+
+#include "fsfw/tmtcpacket/SpacePacket.h"
+
+TEST_CASE( "CCSDS Test" , "[ccsds]") {
+    REQUIRE(spacepacket::getTcSpacePacketIdFromApid(0x22) == 0x1822);
+    REQUIRE(spacepacket::getTmSpacePacketIdFromApid(0x22) == 0x0822);
+
+    REQUIRE(spacepacket::getTcSpacePacketIdFromApid(0x7ff) == 0x1fff);
+    REQUIRE(spacepacket::getTmSpacePacketIdFromApid(0x7ff) == 0xfff);
+}