smaller fixes for DHB

Reviewed-on: #113

CHANGELOG.md

@@ -8,50 +8,10 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 
 # [unreleased]
 
-## Fixes
+# [v6.0.0]
-
-- Linux OSAL `getUptime` fix: Check validity of `/proc/uptime` file before reading uptime.
-- PUS Health Service: Size check for set health command.
-- PUS Health Service: Perform operation completion for announce health command.
-
-## Changed
-
-- Renamed `PCDU_2` subsystem ID to `POWER_SWITCH_IF`.
-- Add new `PowerSwitchIF::SWITCH_UNKNOWN` returnvalue.
-- Assert that `FixedArrayList` is larger than 0 at compile time.
-
-# [v6.0.0] 2023-02-10
 
 ## Fixes
 
-- Mode Service: Add allowed subservice
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/739
-- `CService200ModeManagement`: Various bugfixes which lead to now execution complete being generated
-  on mode announcements, duplicate mode reply generated on announce commands, and the mode read
-  subservice not working properly.
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/736
-- Memory leak fixes for the TCP/IP TMTC bridge.
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/737
-- `Service9TimeManagement`: Fix the time dump at the `SET_TIME` subservice: Include clock timeval
-  seconds instead of uptime.
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/726
-- HAL MGM3100 Handler: Use axis specific gain/scaling factors. Previously,
-  only the X scaling factor was used.
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/724
-- HAL MGM3100 Handler: Z value was previously calculated with bytes of the X value.
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/733
-- DHB `setNormalDatapoolEntriesInvalid`: The default implementation did not set the validity
-  to false correctly because the `read` and `write` calls were missing.
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/728
-- PUS TMTC creator module: Sequence flags were set to continuation segment (0b00) instead
-  of the correct unsegmented flags (0b11) as specified in the standard.
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/727
-- TC Scheduler Service 11: Add size and CRC check for contained TC.
-  Bug: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/issues/719
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/720
-- Only delete health table entry in `HealthHelper` destructor if
-  health table was set.
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/710
 - I2C Bugfixes: Do not keep iterator as member and fix some incorrect handling with the iterator.
   Also properly reset the reply size for successfull transfers and erroneous transfers.
   PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/700
@@ -61,83 +21,22 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 - `TcpTmTcServer.cpp`: The server was actually not able to handle
   CCSDS packets which were clumped together. This has been fixed now.
   PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/673
-- `CServiceHealthCommanding`: Add announce all health info implementation
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/725
-- various fixes related to linux Unittests and memory leaks
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/715
-- small fix to allow teardown handling
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/713
-- fix compiler warning for fixed array list copy ctor
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/704
-- missing include
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/703
-- defaultconfig did not build anymore
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/702
-- hotfix
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/699
-- small fix for helper
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/698
-- missing retval conv
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/697
-- DHB Countdown Bug
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/693
-- doc corrections
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/687
-- better error printout
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/686
-- include correction
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/683
-- better warning for missing include paths
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/676
-- Service 11 regression
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/670
 
 ## Added
 
-- Empty constructor for `CdsShortTimeStamper` which does not do an object manager registration.
+- DHB TM handler `handleDeviceTM` renamed to `handleDeviceTm` and now takes
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/730
+  `util::DataWrapper` as the data input argument. This allows more flexibility in the possible
-- `Service9TimeManagement`: Add `DUMP_TIME` (129) subservice.
+  types of telemetry.
-- `TcpTmTcServer`: Allow setting the `SO_REUSEADDR` and `SO_REUSEPORT`
+  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/669
-  option on the TCP server. CTOR prototype has changed and expects an explicit
+- Add `util::DataWrapper` class inside the `util` module. This is a tagged union which allows
-  TCP configuration struct to be passed.
+  to specify raw data either as a classic C-style raw pointer and size or as a `SerializeIF`
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/722
+  pointer.
-- `DleParser` helper class to parse DLE encoded packets from a byte stream.
+  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/668
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/711
-- `UioMapper` is able to resolve symlinks now.
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/709
 - Add new `UnsignedByteField` class
   PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/660
-- publish documentation for development and master branch
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/681
-- Add Linux HAL options
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/663
-- Expand SerializeIF
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/656
-- PUS Service 11: Additional Safety Check
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/666
-- improvements for auto-formatter script
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/665
-- provide a weak print char impl
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/674
-
-## Removed
-
-- now that doc server is up, remove markdown files
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/688
-- remove bsp specific code
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/679
 
 ## Changes
 
-- `CService201HealthCommanding` renamed to `CServiceHealthCommanding`,
-  service ID customizable now. `CServiceHealthCommanding` expects configuration struct
-  `HealthServiceCfg` now
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/725
-- `AcceptsTelemetryIF`: `getReportReceptionQueue` is const now
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/712
-- Moved some container returnvalues to dedicated header and namespace
-  so they can be used without template specification.
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/707
 - Remove default secondary header argument for
   `uint16_t getTcSpacePacketIdFromApid(uint16_t apid, bool secondaryHeaderFlag)` and
   `uint16_t getTmSpacePacketIdFromApid(uint16_t apid, bool secondaryHeaderFlag)`
@@ -170,37 +69,10 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
   - Make functions `const` where it makes sense
   - Add `const char* getName const` abstract function
   PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/684
-- Generic TMTC Bridge Update
+- Move some generic `StorageManagerIF` implementations from `LocalPool` to
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/734
+  interface itself so it can be re-used more easily. Also add new
-- comment tweak to event parser can read everything
+  abstract function `bool hasDataAtId(store_address_t storeId) const`.
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/732
+  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/685
-- CMakeLists file updates
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/731
-- improve srv20 error messages
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/723
-- I2C Linux: remove duplicate printout
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/718
-- printout handling improvements
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/717
-- vec getter, reset for content
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/716
-- updates for source sequence counter
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/714
-- SP reader getPacketData is const now
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/708
-- refactoring of serial drivers for linux
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/705
-- Local Pool Update Remove Add Data Ignore Fault Argument
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/701
-- Switch to new documentation server
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/694
-- Windows Tweaks
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/691
-- Refactor Local Pool API
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/667
-- group MGM data in local pool vectors
-  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/664
-
 
 ## CFDP
 
@@ -220,7 +92,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
      implementation without an extra component
   PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/682
 
-# [v5.0.0] 2022-07-25
+# [v5.0.0] 25.07.2022
 
 ## Changes
 
@@ -353,7 +225,6 @@ https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/593
     - https://gitlab.kitware.com/cmake/cmake/-/issues/21696
   Easiest solution for now: Keep this option OFF by default.
   PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/616
-- Linux HAL: Add wiretapping option for I2C. Enabled with `FSFW_HAL_I2C_WIRETAPPING` defined to 1
 - Dedicated Version class and constant `fsfw::FSFW_VERSION` containing version information
   inside `fsfw/version.h`
   PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/559
@@ -368,6 +239,17 @@ https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/593
   PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/590
 - `Subsystem`: New API to add table and sequence entries
 
+## HAL
+
+- SPI: Cache the SPI device in the communication interface. Architecturally, this makes a
+  lot more sense because each ComIF should be responsible for one SPI bus.
+- SPI: Move the empty transfer to update the line polarity to separate function. This means
+  it is not automatically called when calling the setter function for SPI speed and mode.
+  The user should call this function after locking the CS mutex if multiple SPI devices with
+  differing speeds and modes are attached to one bus.
+- SPI: Getter functions for SPI speed and mode.
+- I2C: Add wiretapping option for I2C. Enabled with `FSFW_HAL_I2C_WIRETAPPING` defined to 1.
+
 ## Fixed
 
 - TCP TMTC Server: `MutexGuard` was not created properly in

CMakeLists.txt

@@ -13,7 +13,7 @@ list(APPEND CMAKE_MODULE_PATH
 # Version file handling  #
 # ##############################################################################
 
-set(FSFW_VERSION_IF_GIT_FAILS 6)
+set(FSFW_VERSION_IF_GIT_FAILS 5)
 set(FSFW_SUBVERSION_IF_GIT_FAILS 0)
 set(FSFW_REVISION_IF_GIT_FAILS 0)
 
@@ -122,7 +122,6 @@ if(UNIX)
   option(FSFW_HAL_LINUX_ADD_PERIPHERAL_DRIVERS "Add Linux peripheral drivers"
          OFF)
   option(FSFW_HAL_LINUX_ADD_LIBGPIOD "Attempt to add Linux GPIOD drivers" OFF)
-  option(FSFW_HAL_LINUX_ADD_SERIAL_DRIVERS "Add serial drivers" ON)
 endif()
 
 # Optional sources
@@ -153,12 +152,12 @@ if(FSFW_BUILD_TESTS)
       "${MSG_PREFIX} Building the FSFW unittests in addition to the static library"
   )
   # Check whether the user has already installed Catch2 first
-  find_package(Catch2 ${FSFW_CATCH2_LIB_MAJOR_VERSION} QUIET)
+  find_package(Catch2 ${FSFW_CATCH2_LIB_MAJOR_VERSION})
   # Not installed, so use FetchContent to download and provide Catch2
   if(NOT Catch2_FOUND)
     message(
       STATUS
-        "${MSG_PREFIX} Catch2 installation not found. Downloading Catch2 library with FetchContent."
+        "${MSG_PREFIX} Catch2 installation not found. Downloading Catch2 library with FetchContent"
     )
     include(FetchContent)
 
@@ -196,13 +195,13 @@ message(
 )
 
 # Check whether the user has already installed ETL first
-find_package(${FSFW_ETL_LIB_NAME} ${FSFW_ETL_LIB_MAJOR_VERSION} QUIET)
+find_package(${FSFW_ETL_LIB_NAME} ${FSFW_ETL_LIB_MAJOR_VERSION} CONFIG QUIET)
 # Not installed, so use FetchContent to download and provide etl
 if(NOT ${FSFW_ETL_LIB_NAME}_FOUND)
   message(
     STATUS
-      "${MSG_PREFIX} ETL installation not found. Downloading ETL with FetchContent."
+      "${MSG_PREFIX} No ETL installation was found with find_package. Installing and providing "
-  )
+      "etl with FindPackage")
   include(FetchContent)
 
   FetchContent_Declare(

automation/Jenkinsfile

@@ -1,87 +1,45 @@
 pipeline {
     environment {
-        BUILDDIR_HOST = 'cmake-build-tests-host'
+        BUILDDIR = 'cmake-build-tests'
-        BUILDDIR_LINUX = 'cmake-build-tests-linux'
         DOCDDIR = 'cmake-build-documentation'
     }
     agent {
         docker { 
             image 'fsfw-ci:d6'
-            args '--network host --sysctl fs.mqueue.msg_max=100'
+            args '--network host'
         }
     }
     stages {
-        stage('Host') {
+        stage('Clean') {
-            stages{
+            steps {
-                stage('Clean') {
+                sh 'rm -rf $BUILDDIR'
-                    steps {
+            }
-                        sh 'rm -rf $BUILDDIR_HOST'
+        }
-                    }
+        stage('Configure') {
-                }
+            steps {
-                stage('Configure') {
+                dir(BUILDDIR) {
-                    steps {
+                    sh 'cmake -DFSFW_OSAL=host -DFSFW_BUILD_TESTS=ON -DFSFW_CICD_BUILD=ON ..'
-                        dir(BUILDDIR_HOST) {
-                            sh 'cmake -DFSFW_OSAL=host -DFSFW_BUILD_TESTS=ON -DFSFW_CICD_BUILD=ON ..'
-                        }
-                    }
-                }
-                stage('Build') {
-                    steps {
-                        dir(BUILDDIR_HOST) {
-                            sh 'cmake --build . -j4'
-                        }
-                    }
-                }
-                stage('Unittests') {
-                    steps {
-                        dir(BUILDDIR_HOST) {
-                            sh 'cmake --build . -- fsfw-tests_coverage -j4'
-                        }
-                    }
-                }
-                stage('Valgrind') {
-                    steps {
-                        dir(BUILDDIR_HOST) {
-                            sh 'valgrind --leak-check=full --error-exitcode=1 ./fsfw-tests'
-                        }
-                    }
                 }
             }
         }
-        stage('Linux') {
+        stage('Build') {
-            stages{
+            steps {
-                stage('Clean') {
+                dir(BUILDDIR) {
-                    steps {
+                    sh 'cmake --build . -j4'
-                        sh 'rm -rf $BUILDDIR_LINUX'
-                    }
                 }
-                stage('Configure') {
+            }
-                    steps {
+        }
-                        dir(BUILDDIR_LINUX) {
+        stage('Unittests') {
-                            sh 'cmake -DFSFW_OSAL=linux -DFSFW_BUILD_TESTS=ON -DFSFW_CICD_BUILD=ON ..'
+            steps {
-                        }
+                dir(BUILDDIR) {
-                    }
+                    sh 'cmake --build . -- fsfw-tests_coverage -j4'
                 }
-                stage('Build') {
+            }
-                    steps {
+        }
-                        dir(BUILDDIR_LINUX) {
+        stage('Valgrind') {
-                            sh 'cmake --build . -j4'
+            steps {
-                        }
+                dir(BUILDDIR) {
-                    }
+                    sh 'valgrind --leak-check=full --error-exitcode=1 ./fsfw-tests'
-                }
-                stage('Unittests') {
-                    steps {
-                        dir(BUILDDIR_LINUX) {
-                            sh 'cmake --build . -- fsfw-tests_coverage -j4'
-                        }
-                    }
-                }
-                stage('Valgrind') {
-                    steps {
-                        dir(BUILDDIR_LINUX) {
-                            sh 'valgrind --leak-check=full --error-exitcode=1 ./fsfw-tests'
-                        }
-                    }
                 }
             }
         }

cmake/cmake-modules/bilke/CodeCoverage.cmake

@@ -140,7 +140,7 @@ find_program( GCOV_PATH gcov )
 find_program( LCOV_PATH  NAMES lcov lcov.bat lcov.exe lcov.perl)
 find_program( FASTCOV_PATH NAMES fastcov fastcov.py )
 find_program( GENHTML_PATH NAMES genhtml genhtml.perl genhtml.bat )
-find_program( GCOVR_PATH gcovr )
+find_program( GCOVR_PATH gcovr PATHS ${CMAKE_SOURCE_DIR}/scripts/test)
 find_program( CPPFILT_PATH NAMES c++filt )
 
 if(NOT GCOV_PATH)

scripts/check_release.py

@@ -1,110 +0,0 @@
-#! /bin/python
-
-
-import argparse
-import json
-import urllib.request
-import re
-from pathlib import Path
-
-def main() -> None:
-    parser = argparse.ArgumentParser(
-        description="List undocumented PRs"
-    )
-    parser.add_argument("-v", "--version", type=str, required=True)
-    args = parser.parse_args()
-    
-    match = re.search("([0-9]+\.[0-9]+\.[0-9]+)", args.version)
-    
-    if not match:
-        print("invalid version")
-        exit(1)
-    
-    version = "v" + match.group(1)
-    
-    print("looking for milestone for " + version + " ...")
-    
-    
-    with urllib.request.urlopen("https://egit.irs.uni-stuttgart.de/api/v1/repos/fsfw/fsfw/milestones?name=" + version) as milestone_json:
-        milestones = json.load(milestone_json)
-        if (len(milestones) == 0):
-            print("did not find any milestone")
-            exit(1)
-        if (len(milestones) > 1):
-            print("found multiple milestons")
-        milestone_title = milestones[0]['title']
-        milestone = str(milestones[0]['id'])
-        print("Using Milestone \""+ milestone_title + "\" with id " + milestone)
-    
-    milestone_prs = []
-    
-    page = 1
-    last_count = 1;
-    while last_count != 0:
-        with urllib.request.urlopen("https://egit.irs.uni-stuttgart.de/api/v1/repos/fsfw/fsfw/pulls?state=closed&milestone=" + str(milestone) + "&limit=100&page=" + str(page)) as pull_requests_json:
-            pull_requests = json.load(pull_requests_json)
-            for pr in pull_requests:
-                milestone_prs.append({'number': str(pr['number']), 'title' : pr['title']})
-            page += 1
-            last_count = len(pull_requests)
-    
-    print("Found " + str(len(milestone_prs)) + " closed PRs in Milestone")
-    
-    print("looking for CHANGELOG.md ...")
-    
-    path = Path(".")
-    
-    files = list(path.glob("CHANGELOG.md"))
-    
-    if (len(files) != 1):
-        files = list(path.glob("../CHANGELOG.md"))
-        
-    if (len(files) != 1):
-        print("did not find CHANGELOG.md. Run script in either root directory or scripts subfolder.")
-        exit(1)
-        
-    print("Scanning CHANGELOG.md ...")
-    
-    changelog_prs = []
-    
-    with open(files[0]) as changelog:
-        line = changelog.readline()
-        while (line):
-            #print("line: " + line)
-            match = re.search("\#.+(v[0-9]+\.[0-9]+\.[0-9]+)", line)
-            if (match):
-                if match.group(1) == version:
-                    #print("found version")
-                    line = changelog.readline()
-                    continue
-                else:
-                    #print("done with " + match.group(1))
-                    break
-            
-            match = re.search("PR: https://egit\.irs\.uni-stuttgart\.de/fsfw/fsfw/pulls/([0-9]+)", line)
-            if match:
-                changelog_prs.append(match.group(1))
-                
-            line = changelog.readline()
-    
-    print("Found " + str(len(changelog_prs)) + " PRs in CHANGELOG.md")
-    
-    print("")
-    
-    copy_array = changelog_prs.copy()
-    print("PRs in CHANGELOG.md that are not in Milestone:")
-    for pr in milestone_prs:
-        if pr['number'] in copy_array:
-            copy_array.remove(pr['number'])
-    for pr in copy_array:
-        print("https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/" + pr)
-
-    print("")
-
-    print("PRs in milestone that are not in CHANGELOG.md:")
-    
-    for pr in milestone_prs:
-        if pr['number'] not in changelog_prs:
-            print("- " + pr['title'] + "\n  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/" + pr['number'])
-
-main()

src/fsfw/action/CommandActionHelper.h

@@ -16,8 +16,8 @@ class CommandActionHelper {
  public:
   explicit CommandActionHelper(CommandsActionsIF* owner);
   virtual ~CommandActionHelper();
-  ReturnValue_t commandAction(object_id_t commandTo, ActionId_t actionId, const uint8_t* data,
+  ReturnValue_t commandAction(object_id_t commandTo, ActionId_t actionId,
-                              uint32_t size);
+                              const uint8_t* data = nullptr, uint32_t size = 0);
   ReturnValue_t commandAction(object_id_t commandTo, ActionId_t actionId, SerializeIF* data);
   ReturnValue_t initialize();
   ReturnValue_t handleReply(CommandMessage* reply);

src/fsfw/cfdp.h

@@ -2,7 +2,10 @@
 #define FSFW_CFDP_H
 
 #include "cfdp/definitions.h"
+#include "cfdp/handler/CfdpHandler.h"
+#include "cfdp/handler/DestHandler.h"
 #include "cfdp/handler/FaultHandlerBase.h"
+#include "cfdp/helpers.h"
 #include "cfdp/tlv/Lv.h"
 #include "cfdp/tlv/StringLv.h"
 #include "cfdp/tlv/Tlv.h"

src/fsfw/cfdp/handler/CMakeLists.txt

@@ -1 +1,3 @@
-target_sources(${LIB_FSFW_NAME} PRIVATE FaultHandlerBase.cpp UserBase.cpp)
+target_sources(
+  ${LIB_FSFW_NAME} PRIVATE SourceHandler.cpp DestHandler.cpp
+                           FaultHandlerBase.cpp UserBase.cpp CfdpHandler.cpp)

src/fsfw/cfdp/handler/CfdpHandler.cpp

@@ -0,0 +1,134 @@
+#include "CfdpHandler.h"
+
+#include "fsfw/cfdp/pdu/AckPduReader.h"
+#include "fsfw/cfdp/pdu/PduHeaderReader.h"
+#include "fsfw/globalfunctions/arrayprinter.h"
+#include "fsfw/ipc/QueueFactory.h"
+#include "fsfw/tmtcservices/TmTcMessage.h"
+
+using namespace returnvalue;
+using namespace cfdp;
+
+CfdpHandler::CfdpHandler(const FsfwHandlerParams& fsfwParams, const CfdpHandlerCfg& cfdpCfg)
+    : SystemObject(fsfwParams.objectId),
+      msgQueue(fsfwParams.msgQueue),
+      destHandler(
+          DestHandlerParams(LocalEntityCfg(cfdpCfg.id, cfdpCfg.indicCfg, cfdpCfg.faultHandler),
+                            cfdpCfg.userHandler, cfdpCfg.remoteCfgProvider, cfdpCfg.packetInfoList,
+                            cfdpCfg.lostSegmentsList),
+          FsfwParams(fsfwParams.packetDest, nullptr, this, fsfwParams.tcStore,
+                     fsfwParams.tmStore)) {
+  destHandler.setMsgQueue(msgQueue);
+}
+
+[[nodiscard]] const char* CfdpHandler::getName() const { return "CFDP Handler"; }
+
+[[nodiscard]] uint32_t CfdpHandler::getIdentifier() const {
+  return destHandler.getDestHandlerParams().cfg.localId.getValue();
+}
+
+[[nodiscard]] MessageQueueId_t CfdpHandler::getRequestQueue() const { return msgQueue.getId(); }
+
+ReturnValue_t CfdpHandler::initialize() {
+  ReturnValue_t result = destHandler.initialize();
+  if (result != OK) {
+    return result;
+  }
+  tcStore = destHandler.getTcStore();
+  tmStore = destHandler.getTmStore();
+
+  return SystemObject::initialize();
+}
+
+ReturnValue_t CfdpHandler::performOperation(uint8_t operationCode) {
+  // TODO: Receive TC packets and route them to source and dest handler, depending on which is
+  //       correct or more appropriate
+  ReturnValue_t status;
+  ReturnValue_t result = OK;
+  TmTcMessage tmtcMsg;
+  for (status = msgQueue.receiveMessage(&tmtcMsg); status == returnvalue::OK;
+       status = msgQueue.receiveMessage(&tmtcMsg)) {
+    result = handleCfdpPacket(tmtcMsg);
+    if (result != OK) {
+      status = result;
+    }
+  }
+  auto& fsmRes = destHandler.performStateMachine();
+  // TODO: Error handling?
+  while (fsmRes.callStatus == CallStatus::CALL_AGAIN) {
+    destHandler.performStateMachine();
+    // TODO: Error handling?
+  }
+  return status;
+}
+
+ReturnValue_t CfdpHandler::handleCfdpPacket(TmTcMessage& msg) {
+  auto accessorPair = tcStore->getData(msg.getStorageId());
+  if (accessorPair.first != OK) {
+    return accessorPair.first;
+  }
+  PduHeaderReader reader(accessorPair.second.data(), accessorPair.second.size());
+  ReturnValue_t result = reader.parseData();
+  if (result != returnvalue::OK) {
+    return INVALID_PDU_FORMAT;
+  }
+  // The CFDP distributor should have taken care of ensuring the destination ID is correct
+  PduType type = reader.getPduType();
+  // Only the destination handler can process these PDUs
+  if (type == PduType::FILE_DATA) {
+    // Disable auto-deletion of packet
+    accessorPair.second.release();
+    PacketInfo info(type, msg.getStorageId());
+    result = destHandler.passPacket(info);
+  } else {
+    // Route depending on PDU type and directive type if applicable. It retrieves directive type
+    // from the raw stream for better performance (with sanity and directive code check).
+    // The routing is based on section 4.5 of the CFDP standard which specifies the PDU forwarding
+    // procedure.
+
+    // PDU header only. Invalid supplied data. A directive packet should have a valid data field
+    // with at least one byte being the directive code
+    const uint8_t* pduDataField = reader.getPduDataField();
+    if (pduDataField == nullptr) {
+      return INVALID_PDU_FORMAT;
+    }
+    if (not FileDirectiveReader::checkFileDirective(pduDataField[0])) {
+      return INVALID_DIRECTIVE_FIELD;
+    }
+    auto directive = static_cast<FileDirective>(pduDataField[0]);
+
+    auto passToDestHandler = [&]() {
+      accessorPair.second.release();
+      PacketInfo info(type, msg.getStorageId(), directive);
+      result = destHandler.passPacket(info);
+    };
+    auto passToSourceHandler = [&]() {
+
+    };
+    if (directive == FileDirective::METADATA or directive == FileDirective::EOF_DIRECTIVE or
+        directive == FileDirective::PROMPT) {
+      // Section b) of 4.5.3: These PDUs should always be targeted towards the file receiver a.k.a.
+      // the destination handler
+      passToDestHandler();
+    } else if (directive == FileDirective::FINISH or directive == FileDirective::NAK or
+               directive == FileDirective::KEEP_ALIVE) {
+      // Section c) of 4.5.3: These PDUs should always be targeted towards the file sender a.k.a.
+      // the source handler
+      passToSourceHandler();
+    } else if (directive == FileDirective::ACK) {
+      // Section a): Recipient depends of the type of PDU that is being acknowledged. We can simply
+      // extract the PDU type from the raw stream. If it is an EOF PDU, this packet is passed to
+      // the source handler, for a Finished PDU, it is passed to the destination handler.
+      FileDirective ackedDirective;
+      if (not AckPduReader::checkAckedDirectiveField(pduDataField[1], ackedDirective)) {
+        return INVALID_ACK_DIRECTIVE_FIELDS;
+      }
+      if (ackedDirective == FileDirective::EOF_DIRECTIVE) {
+        passToSourceHandler();
+      } else if (ackedDirective == FileDirective::FINISH) {
+        passToDestHandler();
+      }
+    }
+  }
+  return result;
+}

src/fsfw/cfdp/handler/CfdpHandler.h

@@ -0,0 +1,71 @@
+#ifndef FSFW_EXAMPLE_HOSTED_CFDPHANDLER_H
+#define FSFW_EXAMPLE_HOSTED_CFDPHANDLER_H
+
+#include <utility>
+
+#include "fsfw/cfdp/handler/DestHandler.h"
+#include "fsfw/objectmanager/SystemObject.h"
+#include "fsfw/tasks/ExecutableObjectIF.h"
+#include "fsfw/tmtcservices/AcceptsTelecommandsIF.h"
+#include "fsfw/tmtcservices/TmTcMessage.h"
+
+struct FsfwHandlerParams {
+  FsfwHandlerParams(object_id_t objectId, HasFileSystemIF& vfs, AcceptsTelemetryIF& packetDest,
+                    StorageManagerIF& tcStore, StorageManagerIF& tmStore, MessageQueueIF& msgQueue)
+      : objectId(objectId),
+        vfs(vfs),
+        packetDest(packetDest),
+        tcStore(tcStore),
+        tmStore(tmStore),
+        msgQueue(msgQueue) {}
+  object_id_t objectId{};
+  HasFileSystemIF& vfs;
+  AcceptsTelemetryIF& packetDest;
+  StorageManagerIF& tcStore;
+  StorageManagerIF& tmStore;
+  MessageQueueIF& msgQueue;
+};
+
+struct CfdpHandlerCfg {
+  CfdpHandlerCfg(cfdp::EntityId localId, cfdp::IndicationCfg indicationCfg,
+                 cfdp::UserBase& userHandler, cfdp::FaultHandlerBase& userFaultHandler,
+                 cfdp::PacketInfoListBase& packetInfo, cfdp::LostSegmentsListBase& lostSegmentsList,
+                 cfdp::RemoteConfigTableIF& remoteCfgProvider)
+      : id(std::move(localId)),
+        indicCfg(indicationCfg),
+        packetInfoList(packetInfo),
+        lostSegmentsList(lostSegmentsList),
+        remoteCfgProvider(remoteCfgProvider),
+        userHandler(userHandler),
+        faultHandler(userFaultHandler) {}
+
+  cfdp::EntityId id;
+  cfdp::IndicationCfg indicCfg;
+  cfdp::PacketInfoListBase& packetInfoList;
+  cfdp::LostSegmentsListBase& lostSegmentsList;
+  cfdp::RemoteConfigTableIF& remoteCfgProvider;
+  cfdp::UserBase& userHandler;
+  cfdp::FaultHandlerBase& faultHandler;
+};
+
+class CfdpHandler : public SystemObject, public ExecutableObjectIF, public AcceptsTelecommandsIF {
+ public:
+  explicit CfdpHandler(const FsfwHandlerParams& fsfwParams, const CfdpHandlerCfg& cfdpCfg);
+
+  [[nodiscard]] const char* getName() const override;
+  [[nodiscard]] uint32_t getIdentifier() const override;
+  [[nodiscard]] MessageQueueId_t getRequestQueue() const override;
+
+  ReturnValue_t initialize() override;
+  ReturnValue_t performOperation(uint8_t operationCode) override;
+
+ private:
+  MessageQueueIF& msgQueue;
+  cfdp::DestHandler destHandler;
+  StorageManagerIF* tcStore = nullptr;
+  StorageManagerIF* tmStore = nullptr;
+
+  ReturnValue_t handleCfdpPacket(TmTcMessage& msg);
+};
+
+#endif  // FSFW_EXAMPLE_HOSTED_CFDPHANDLER_H

src/fsfw/cfdp/handler/DestHandler.cpp

@@ -0,0 +1,490 @@
+#include "DestHandler.h"
+
+#include <etl/crc32.h>
+
+#include <utility>
+
+#include "fsfw/FSFW.h"
+#include "fsfw/cfdp/pdu/EofPduReader.h"
+#include "fsfw/cfdp/pdu/FileDataReader.h"
+#include "fsfw/cfdp/pdu/FinishedPduCreator.h"
+#include "fsfw/cfdp/pdu/PduHeaderReader.h"
+#include "fsfw/objectmanager.h"
+#include "fsfw/tmtcservices/TmTcMessage.h"
+
+using namespace returnvalue;
+
+cfdp::DestHandler::DestHandler(DestHandlerParams params, FsfwParams fsfwParams)
+    : tlvVec(params.maxTlvsInOnePdu),
+      userTlvVec(params.maxTlvsInOnePdu),
+      dp(std::move(params)),
+      fp(fsfwParams),
+      tp(params.maxFilenameLen) {
+  tp.pduConf.direction = cfdp::Direction::TOWARDS_SENDER;
+}
+
+const cfdp::DestHandler::FsmResult& cfdp::DestHandler::performStateMachine() {
+  ReturnValue_t result;
+  uint8_t errorIdx = 0;
+  fsmRes.resetOfIteration();
+  if (fsmRes.step == TransactionStep::IDLE) {
+    for (auto infoIter = dp.packetListRef.begin(); infoIter != dp.packetListRef.end();) {
+      if (infoIter->pduType == PduType::FILE_DIRECTIVE and
+          infoIter->directiveType == FileDirective::METADATA) {
+        result = handleMetadataPdu(*infoIter);
+        checkAndHandleError(result, errorIdx);
+        // Store data was deleted in PDU handler because a store guard is used
+        dp.packetListRef.erase(infoIter++);
+      } else {
+        infoIter++;
+      }
+    }
+    if (fsmRes.step == TransactionStep::IDLE) {
+      // To decrease the already high complexity of the software, all packets arriving before
+      // a metadata PDU are deleted.
+      for (auto infoIter = dp.packetListRef.begin(); infoIter != dp.packetListRef.end();) {
+        fp.tcStore->deleteData(infoIter->storeId);
+        infoIter++;
+      }
+      dp.packetListRef.clear();
+    }
+
+    if (fsmRes.step != TransactionStep::IDLE) {
+      fsmRes.callStatus = CallStatus::CALL_AGAIN;
+    }
+    return updateFsmRes(errorIdx);
+  }
+  if (fsmRes.state == CfdpStates::BUSY_CLASS_1_NACKED) {
+    if (fsmRes.step == TransactionStep::RECEIVING_FILE_DATA_PDUS) {
+      for (auto infoIter = dp.packetListRef.begin(); infoIter != dp.packetListRef.end();) {
+        if (infoIter->pduType == PduType::FILE_DATA) {
+          result = handleFileDataPdu(*infoIter);
+          checkAndHandleError(result, errorIdx);
+          // Store data was deleted in PDU handler because a store guard is used
+          dp.packetListRef.erase(infoIter++);
+        } else if (infoIter->pduType == PduType::FILE_DIRECTIVE and
+                   infoIter->directiveType == FileDirective::EOF_DIRECTIVE) {
+          // TODO: Support for check timer missing
+          result = handleEofPdu(*infoIter);
+          checkAndHandleError(result, errorIdx);
+          // Store data was deleted in PDU handler because a store guard is used
+          dp.packetListRef.erase(infoIter++);
+        } else {
+          infoIter++;
+        }
+      }
+    }
+    if (fsmRes.step == TransactionStep::TRANSFER_COMPLETION) {
+      result = handleTransferCompletion();
+      checkAndHandleError(result, errorIdx);
+    }
+    if (fsmRes.step == TransactionStep::SENDING_FINISHED_PDU) {
+      result = sendFinishedPdu();
+      checkAndHandleError(result, errorIdx);
+      finish();
+    }
+    return updateFsmRes(errorIdx);
+  }
+  if (fsmRes.state == CfdpStates::BUSY_CLASS_2_ACKED) {
+    // TODO: Will be implemented at a later stage
+#if FSFW_CPP_OSTREAM_ENABLED == 1
+    sif::warning << "CFDP state machine for acknowledged mode not implemented yet" << std::endl;
+#endif
+  }
+  return updateFsmRes(errorIdx);
+}
+
+ReturnValue_t cfdp::DestHandler::passPacket(PacketInfo packet) {
+  if (dp.packetListRef.full()) {
+    return FAILED;
+  }
+  dp.packetListRef.push_back(packet);
+  return OK;
+}
+
+ReturnValue_t cfdp::DestHandler::initialize() {
+  if (fp.tmStore == nullptr) {
+    fp.tmStore = ObjectManager::instance()->get<StorageManagerIF>(objects::TM_STORE);
+    if (fp.tmStore == nullptr) {
+      return FAILED;
+    }
+  }
+
+  if (fp.tcStore == nullptr) {
+    fp.tcStore = ObjectManager::instance()->get<StorageManagerIF>(objects::TC_STORE);
+    if (fp.tcStore == nullptr) {
+      return FAILED;
+    }
+  }
+
+  if (fp.msgQueue == nullptr) {
+    return FAILED;
+  }
+  return OK;
+}
+
+ReturnValue_t cfdp::DestHandler::handleMetadataPdu(const PacketInfo& info) {
+  // Process metadata PDU
+  auto constAccessorPair = fp.tcStore->getData(info.storeId);
+  if (constAccessorPair.first != OK) {
+    // TODO: This is not a CFDP error. Event and/or warning?
+    return constAccessorPair.first;
+  }
+  cfdp::StringLv sourceFileName;
+  cfdp::StringLv destFileName;
+  MetadataInfo metadataInfo(tp.fileSize, sourceFileName, destFileName);
+  cfdp::Tlv* tlvArrayAsPtr = tlvVec.data();
+  metadataInfo.setOptionsArray(&tlvArrayAsPtr, std::nullopt, tlvVec.size());
+  MetadataPduReader reader(constAccessorPair.second.data(), constAccessorPair.second.size(),
+                           metadataInfo);
+  ReturnValue_t result = reader.parseData();
+  // TODO: The standard does not really specify what happens if this kind of error happens
+  //       I think it might be a good idea to cache some sort of error code, which
+  //       is translated into a warning and/or event by an upper layer
+  if (result != OK) {
+    return handleMetadataParseError(result, constAccessorPair.second.data(),
+                                    constAccessorPair.second.size());
+  }
+  return startTransaction(reader, metadataInfo);
+}
+
+ReturnValue_t cfdp::DestHandler::handleFileDataPdu(const cfdp::PacketInfo& info) {
+  // Process file data PDU
+  auto constAccessorPair = fp.tcStore->getData(info.storeId);
+  if (constAccessorPair.first != OK) {
+    // TODO: This is not a CFDP error. Event and/or warning?
+    return constAccessorPair.first;
+  }
+  cfdp::FileSize offset;
+  FileDataInfo fdInfo(offset);
+  FileDataReader reader(constAccessorPair.second.data(), constAccessorPair.second.size(), fdInfo);
+  ReturnValue_t result = reader.parseData();
+  if (result != OK) {
+    return result;
+  }
+  size_t fileSegmentLen = 0;
+  const uint8_t* fileData = fdInfo.getFileData(&fileSegmentLen);
+  FileOpParams fileOpParams(tp.destName.data(), fileSegmentLen);
+  fileOpParams.offset = offset.value();
+  if (dp.cfg.indicCfg.fileSegmentRecvIndicRequired) {
+    FileSegmentRecvdParams segParams;
+    segParams.offset = offset.value();
+    segParams.id = tp.transactionId;
+    segParams.length = fileSegmentLen;
+    segParams.recContState = fdInfo.getRecordContinuationState();
+    size_t segmentMetadatLen = 0;
+    auto* segMetadata = fdInfo.getSegmentMetadata(&segmentMetadatLen);
+    segParams.segmentMetadata = {segMetadata, segmentMetadatLen};
+    dp.user.fileSegmentRecvdIndication(segParams);
+  }
+  result = dp.user.vfs.writeToFile(fileOpParams, fileData);
+  if (offset.value() + fileSegmentLen > tp.progress) {
+    tp.progress = offset.value() + fileSegmentLen;
+  }
+  if (result != returnvalue::OK) {
+    // TODO: Proper Error handling
+#if FSFW_CPP_OSTREAM_ENABLED == 1
+    sif::error << "File write error" << std::endl;
+#endif
+  } else {
+    tp.deliveryStatus = FileDeliveryStatus::RETAINED_IN_FILESTORE;
+  }
+  return result;
+}
+
+ReturnValue_t cfdp::DestHandler::handleEofPdu(const cfdp::PacketInfo& info) {
+  // Process EOF PDU
+  auto constAccessorPair = fp.tcStore->getData(info.storeId);
+  if (constAccessorPair.first != OK) {
+    // TODO: This is not a CFDP error. Event and/or warning?
+    return constAccessorPair.first;
+  }
+  EofInfo eofInfo(nullptr);
+  EofPduReader reader(constAccessorPair.second.data(), constAccessorPair.second.size(), eofInfo);
+  ReturnValue_t result = reader.parseData();
+  if (result != OK) {
+    return result;
+  }
+  // TODO: Error handling
+  if (eofInfo.getConditionCode() == ConditionCode::NO_ERROR) {
+    tp.crc = eofInfo.getChecksum();
+    uint64_t fileSizeFromEof = eofInfo.getFileSize().value();
+    // CFDP 4.6.1.2.9: Declare file size error if progress exceeds file size
+    if (fileSizeFromEof > tp.progress) {
+      // TODO: File size error
+    }
+    tp.fileSize.setFileSize(fileSizeFromEof, std::nullopt);
+  }
+  if (dp.cfg.indicCfg.eofRecvIndicRequired) {
+    dp.user.eofRecvIndication(getTransactionId());
+  }
+  if (fsmRes.step == TransactionStep::RECEIVING_FILE_DATA_PDUS) {
+    if (fsmRes.state == CfdpStates::BUSY_CLASS_1_NACKED) {
+      fsmRes.step = TransactionStep::TRANSFER_COMPLETION;
+    } else if (fsmRes.state == CfdpStates::BUSY_CLASS_2_ACKED) {
+      fsmRes.step = TransactionStep::SENDING_ACK_PDU;
+    }
+  }
+  return returnvalue::OK;
+}
+
+ReturnValue_t cfdp::DestHandler::handleMetadataParseError(ReturnValue_t result,
+                                                          const uint8_t* rawData, size_t maxSize) {
+  // TODO: try to extract destination ID for error
+  // TODO: Invalid metadata PDU.
+#if FSFW_CPP_OSTREAM_ENABLED == 1
+  sif::warning << "Parsing Metadata PDU failed with code " << result << std::endl;
+#else
+#endif
+  PduHeaderReader headerReader(rawData, maxSize);
+  result = headerReader.parseData();
+  if (result != OK) {
+    // TODO: Now this really should not happen. Warning or error,
+    //       yield or cache appropriate returnvalue
+#if FSFW_CPP_OSTREAM_ENABLED == 1
+    sif::warning << "Parsing Header failed" << std::endl;
+#else
+#endif
+    // TODO: Trigger appropriate event
+    return result;
+  }
+  cfdp::EntityId destId;
+  headerReader.getDestId(destId);
+  RemoteEntityCfg* remoteCfg;
+  if (not dp.remoteCfgTable.getRemoteCfg(destId, &remoteCfg)) {
+// TODO: No remote config for dest ID. I consider this a configuration error, which is not
+//       covered by the standard.
+//       Warning or error, yield or cache appropriate returnvalue
+#if FSFW_CPP_OSTREAM_ENABLED == 1
+    sif::warning << "No remote config exists for destination ID" << std::endl;
+#else
+#endif
+    // TODO: Trigger appropriate event
+  }
+  // TODO: Appropriate returnvalue?
+  return returnvalue::FAILED;
+}
+
+ReturnValue_t cfdp::DestHandler::startTransaction(MetadataPduReader& reader, MetadataInfo& info) {
+  if (fsmRes.state != CfdpStates::IDLE) {
+    // According to standard, discard metadata PDU if we are busy
+    return OK;
+  }
+  ReturnValue_t result = OK;
+  fsmRes.step = TransactionStep::TRANSACTION_START;
+  if (reader.getTransmissionMode() == TransmissionMode::UNACKNOWLEDGED) {
+    fsmRes.state = CfdpStates::BUSY_CLASS_1_NACKED;
+  } else if (reader.getTransmissionMode() == TransmissionMode::ACKNOWLEDGED) {
+    fsmRes.state = CfdpStates::BUSY_CLASS_2_ACKED;
+  }
+  tp.checksumType = info.getChecksumType();
+  tp.closureRequested = info.isClosureRequested();
+  size_t sourceNameSize = 0;
+  const uint8_t* sourceNamePtr = info.getSourceFileName().getValue(&sourceNameSize);
+  if (sourceNameSize > tp.sourceName.size()) {
+    // TODO: Warning, event etc.
+    return FAILED;
+  }
+  std::memcpy(tp.sourceName.data(), sourceNamePtr, sourceNameSize);
+  tp.sourceName[sourceNameSize] = '\0';
+  size_t destNameSize = 0;
+  const uint8_t* destNamePtr = info.getDestFileName().getValue(&destNameSize);
+  if (destNameSize > tp.destName.size()) {
+    // TODO: Warning, event etc.
+    return FAILED;
+  }
+  std::memcpy(tp.destName.data(), destNamePtr, destNameSize);
+  tp.destName[destNameSize] = '\0';
+  reader.fillConfig(tp.pduConf);
+  tp.pduConf.direction = Direction::TOWARDS_SENDER;
+  tp.transactionId.entityId = tp.pduConf.sourceId;
+  tp.transactionId.seqNum = tp.pduConf.seqNum;
+  if (not dp.remoteCfgTable.getRemoteCfg(tp.pduConf.sourceId, &tp.remoteCfg)) {
+    // TODO: Warning, event etc.
+#if FSFW_CPP_OSTREAM_ENABLED == 1
+    sif::warning << "cfdp::DestHandler" << __func__
+                 << ": No remote configuration found for destination ID "
+                 << tp.pduConf.sourceId.getValue() << std::endl;
+#endif
+    return FAILED;
+  }
+  // If both dest name size and source name size are 0, we are dealing with a metadata only PDU,
+  // so there is no need to create a file or truncate an existing file
+  if (destNameSize > 0 and sourceNameSize > 0) {
+    FilesystemParams fparams(tp.destName.data());
+    // TODO: Filesystem errors?
+    if (dp.user.vfs.fileExists(fparams)) {
+      dp.user.vfs.truncateFile(fparams);
+    } else {
+      result = dp.user.vfs.createFile(fparams);
+      if (result != OK) {
+        // TODO: Handle FS error. This is probably a case for the filestore rejection mechanism of
+        // CFDP.
+        //       In any case, it does not really make sense to continue here
+      }
+    }
+  }
+  fsmRes.step = TransactionStep::RECEIVING_FILE_DATA_PDUS;
+  MetadataRecvdParams params(tp.transactionId, tp.pduConf.sourceId);
+  params.fileSize = tp.fileSize.getSize();
+  params.destFileName = tp.destName.data();
+  params.sourceFileName = tp.sourceName.data();
+  params.msgsToUserArray = dynamic_cast<MessageToUserTlv*>(userTlvVec.data());
+  params.msgsToUserLen = info.getOptionsLen();
+  dp.user.metadataRecvdIndication(params);
+  return result;
+}
+
+cfdp::CfdpStates cfdp::DestHandler::getCfdpState() const { return fsmRes.state; }
+
+ReturnValue_t cfdp::DestHandler::handleTransferCompletion() {
+  ReturnValue_t result;
+  if (tp.checksumType != ChecksumType::NULL_CHECKSUM) {
+    result = checksumVerification();
+    if (result != OK) {
+      // TODO: Warning / error handling?
+    }
+  } else {
+    tp.conditionCode = ConditionCode::NO_ERROR;
+  }
+  result = noticeOfCompletion();
+  if (result != OK) {
+  }
+  if (fsmRes.state == CfdpStates::BUSY_CLASS_1_NACKED) {
+    if (tp.closureRequested) {
+      fsmRes.step = TransactionStep::SENDING_FINISHED_PDU;
+    } else {
+      finish();
+    }
+  } else if (fsmRes.state == CfdpStates::BUSY_CLASS_2_ACKED) {
+    fsmRes.step = TransactionStep::SENDING_FINISHED_PDU;
+  }
+  return OK;
+}
+
+void cfdp::DestHandler::finish() {
+  tp.reset();
+  dp.packetListRef.clear();
+  fsmRes.state = CfdpStates::IDLE;
+  fsmRes.step = TransactionStep::IDLE;
+}
+
+ReturnValue_t cfdp::DestHandler::checksumVerification() {
+  std::array<uint8_t, 1024> buf{};
+  // TODO: Checksum verification and notice of completion
+  etl::crc32 crcCalc;
+  uint64_t currentOffset = 0;
+  FileOpParams params(tp.destName.data(), tp.fileSize.value());
+  while (currentOffset < tp.fileSize.value()) {
+    uint64_t readLen;
+    if (currentOffset + buf.size() > tp.fileSize.value()) {
+      readLen = tp.fileSize.value() - currentOffset;
+    } else {
+      readLen = buf.size();
+    }
+    if (readLen > 0) {
+      params.offset = currentOffset;
+      params.size = readLen;
+      auto result = dp.user.vfs.readFromFile(params, buf.data(), buf.size());
+      if (result != OK) {
+        // TODO: I think this is a case for a filestore rejection, but it might sense to print
+        //       a warning or trigger an event because this should generally not happen
+        return FAILED;
+      }
+      crcCalc.add(buf.begin(), buf.begin() + readLen);
+    }
+    currentOffset += readLen;
+  }
+
+  uint32_t value = crcCalc.value();
+  if (value == tp.crc) {
+    tp.conditionCode = ConditionCode::NO_ERROR;
+    tp.deliveryCode = FileDeliveryCode::DATA_COMPLETE;
+  } else {
+    // TODO: Proper error handling
+#if FSFW_CPP_OSTREAM_ENABLED == 1
+    sif::warning << "CRC check for file " << tp.destName.data() << " failed" << std::endl;
+#endif
+    tp.conditionCode = ConditionCode::FILE_CHECKSUM_FAILURE;
+  }
+  return OK;
+}
+
+ReturnValue_t cfdp::DestHandler::noticeOfCompletion() {
+  if (dp.cfg.indicCfg.transactionFinishedIndicRequired) {
+    TransactionFinishedParams params(tp.transactionId, tp.conditionCode, tp.deliveryCode,
+                                     tp.deliveryStatus);
+    dp.user.transactionFinishedIndication(params);
+  }
+  return OK;
+}
+
+ReturnValue_t cfdp::DestHandler::sendFinishedPdu() {
+  FinishedInfo info(tp.conditionCode, tp.deliveryCode, tp.deliveryStatus);
+  FinishPduCreator finishedPdu(tp.pduConf, info);
+  store_address_t storeId;
+  uint8_t* dataPtr = nullptr;
+  ReturnValue_t result =
+      fp.tmStore->getFreeElement(&storeId, finishedPdu.getSerializedSize(), &dataPtr);
+  if (result != OK) {
+#if FSFW_CPP_OSTREAM_ENABLED == 1
+    sif::warning << "cfdp::DestHandler:sendFinishedPdu: Getting store slot failed" << std::endl;
+#endif
+    fp.eventReporter->forwardEvent(events::STORE_ERROR, result, 0);
+    return result;
+  }
+  size_t serLen = 0;
+  result = finishedPdu.serialize(dataPtr, serLen, finishedPdu.getSerializedSize());
+  if (result != OK) {
+#if FSFW_CPP_OSTREAM_ENABLED == 1
+    sif::warning << "cfdp::DestHandler::sendFinishedPdu: Serializing Finished PDU failed"
+                 << std::endl;
+#endif
+    fp.eventReporter->forwardEvent(events::SERIALIZATION_ERROR, result, 0);
+    return result;
+  }
+  TmTcMessage msg(storeId);
+  result = fp.msgQueue->sendMessage(fp.packetDest.getReportReceptionQueue(), &msg);
+  if (result != OK) {
+#if FSFW_CPP_OSTREAM_ENABLED == 1
+    sif::warning << "cfdp::DestHandler::sendFinishedPdu: Sending PDU failed" << std::endl;
+#endif
+    fp.eventReporter->forwardEvent(events::MSG_QUEUE_ERROR, result, 0);
+    return result;
+  }
+  fsmRes.packetsSent++;
+  return OK;
+}
+
+cfdp::DestHandler::TransactionStep cfdp::DestHandler::getTransactionStep() const {
+  return fsmRes.step;
+}
+
+const cfdp::DestHandler::FsmResult& cfdp::DestHandler::updateFsmRes(uint8_t errors) {
+  fsmRes.errors = errors;
+  fsmRes.result = OK;
+  if (fsmRes.errors > 0) {
+    fsmRes.result = FAILED;
+  }
+  return fsmRes;
+}
+
+const cfdp::TransactionId& cfdp::DestHandler::getTransactionId() const { return tp.transactionId; }
+
+void cfdp::DestHandler::checkAndHandleError(ReturnValue_t result, uint8_t& errorIdx) {
+  if (result != OK and errorIdx < 3) {
+    fsmRes.errorCodes[errorIdx] = result;
+    errorIdx++;
+  }
+}
+
+void cfdp::DestHandler::setMsgQueue(MessageQueueIF& queue) { fp.msgQueue = &queue; }
+
+void cfdp::DestHandler::setEventReporter(EventReportingProxyIF& reporter) {
+  fp.eventReporter = &reporter;
+}
+
+const cfdp::DestHandlerParams& cfdp::DestHandler::getDestHandlerParams() const { return dp; }
+
+StorageManagerIF* cfdp::DestHandler::getTmStore() const { return fp.tmStore; }
+StorageManagerIF* cfdp::DestHandler::getTcStore() const { return fp.tcStore; }

src/fsfw/cfdp/handler/DestHandler.h

@@ -0,0 +1,202 @@
+#ifndef FSFW_CFDP_CFDPDESTHANDLER_H
+#define FSFW_CFDP_CFDPDESTHANDLER_H
+
+#include <etl/list.h>
+#include <etl/set.h>
+
+#include <optional>
+#include <utility>
+
+#include "RemoteConfigTableIF.h"
+#include "UserBase.h"
+#include "defs.h"
+#include "fsfw/cfdp/handler/mib.h"
+#include "fsfw/cfdp/pdu/MetadataPduReader.h"
+#include "fsfw/cfdp/pdu/PduConfig.h"
+#include "fsfw/container/DynamicFIFO.h"
+#include "fsfw/storagemanager/StorageManagerIF.h"
+#include "fsfw/storagemanager/storeAddress.h"
+#include "fsfw/tmtcservices/AcceptsTelemetryIF.h"
+
+namespace cfdp {
+
+struct PacketInfo {
+  PacketInfo(PduType type, store_address_t storeId,
+             std::optional<FileDirective> directive = std::nullopt)
+      : pduType(type), directiveType(directive), storeId(storeId) {}
+
+  PduType pduType = PduType::FILE_DATA;
+  std::optional<FileDirective> directiveType = FileDirective::INVALID_DIRECTIVE;
+  store_address_t storeId = store_address_t::invalid();
+  PacketInfo() = default;
+};
+
+template <size_t SIZE>
+using LostSegmentsList = etl::set<etl::pair<uint64_t, uint64_t>, SIZE>;
+template <size_t SIZE>
+using PacketInfoList = etl::list<PacketInfo, SIZE>;
+using LostSegmentsListBase = etl::iset<etl::pair<uint64_t, uint64_t>>;
+using PacketInfoListBase = etl::ilist<PacketInfo>;
+
+struct DestHandlerParams {
+  DestHandlerParams(LocalEntityCfg cfg, UserBase& user, RemoteConfigTableIF& remoteCfgTable,
+                    PacketInfoListBase& packetList,
+                    // TODO: This container can potentially take tons of space. For a better
+                    //       memory efficient implementation, an additional abstraction could be
+                    //       be used so users can use uint32_t as the pair type
+                    LostSegmentsListBase& lostSegmentsContainer)
+      : cfg(std::move(cfg)),
+        user(user),
+        remoteCfgTable(remoteCfgTable),
+        packetListRef(packetList),
+        lostSegmentsContainer(lostSegmentsContainer) {}
+
+  LocalEntityCfg cfg;
+  UserBase& user;
+  RemoteConfigTableIF& remoteCfgTable;
+
+  PacketInfoListBase& packetListRef;
+  LostSegmentsListBase& lostSegmentsContainer;
+  uint8_t maxTlvsInOnePdu = 10;
+  size_t maxFilenameLen = 255;
+};
+
+struct FsfwParams {
+  FsfwParams(AcceptsTelemetryIF& packetDest, MessageQueueIF* msgQueue,
+             EventReportingProxyIF* eventReporter, StorageManagerIF& tcStore,
+             StorageManagerIF& tmStore)
+      : FsfwParams(packetDest, msgQueue, eventReporter) {
+    this->tcStore = &tcStore;
+    this->tmStore = &tmStore;
+  }
+
+  FsfwParams(AcceptsTelemetryIF& packetDest, MessageQueueIF* msgQueue,
+             EventReportingProxyIF* eventReporter)
+      : packetDest(packetDest), msgQueue(msgQueue), eventReporter(eventReporter) {}
+  AcceptsTelemetryIF& packetDest;
+  MessageQueueIF* msgQueue;
+  EventReportingProxyIF* eventReporter = nullptr;
+  StorageManagerIF* tcStore = nullptr;
+  StorageManagerIF* tmStore = nullptr;
+};
+
+enum class CallStatus { DONE, CALL_AFTER_DELAY, CALL_AGAIN };
+
+class DestHandler {
+ public:
+  enum class TransactionStep {
+    IDLE = 0,
+    TRANSACTION_START = 1,
+    RECEIVING_FILE_DATA_PDUS = 2,
+    SENDING_ACK_PDU = 3,
+    TRANSFER_COMPLETION = 4,
+    SENDING_FINISHED_PDU = 5
+  };
+
+  struct FsmResult {
+   public:
+    ReturnValue_t result = returnvalue::OK;
+    CallStatus callStatus = CallStatus::CALL_AFTER_DELAY;
+    TransactionStep step = TransactionStep::IDLE;
+    CfdpStates state = CfdpStates::IDLE;
+    uint32_t packetsSent = 0;
+    uint8_t errors = 0;
+    std::array<ReturnValue_t, 3> errorCodes = {};
+    void resetOfIteration() {
+      result = returnvalue::OK;
+      callStatus = CallStatus::CALL_AFTER_DELAY;
+      packetsSent = 0;
+      errors = 0;
+      errorCodes.fill(returnvalue::OK);
+    }
+  };
+  /**
+   * Will be returned if it is advisable to call the state machine operation call again
+   */
+  ReturnValue_t PARTIAL_SUCCESS = returnvalue::makeCode(0, 2);
+  ReturnValue_t FAILURE = returnvalue::makeCode(0, 3);
+  explicit DestHandler(DestHandlerParams handlerParams, FsfwParams fsfwParams);
+
+  /**
+   *
+   * @return
+   *  - @c returnvalue::OK  State machine OK for this execution cycle
+   *  - @c CALL_FSM_AGAIN   State machine should be called again.
+   */
+  const FsmResult& performStateMachine();
+  void setMsgQueue(MessageQueueIF& queue);
+  void setEventReporter(EventReportingProxyIF& reporter);
+
+  ReturnValue_t passPacket(PacketInfo packet);
+
+  ReturnValue_t initialize();
+
+  [[nodiscard]] CfdpStates getCfdpState() const;
+  [[nodiscard]] TransactionStep getTransactionStep() const;
+  [[nodiscard]] const TransactionId& getTransactionId() const;
+  [[nodiscard]] const DestHandlerParams& getDestHandlerParams() const;
+  [[nodiscard]] StorageManagerIF* getTcStore() const;
+  [[nodiscard]] StorageManagerIF* getTmStore() const;
+
+ private:
+  struct TransactionParams {
+    // Initialize char vectors with length + 1 for 0 termination
+    explicit TransactionParams(size_t maxFileNameLen)
+        : sourceName(maxFileNameLen + 1), destName(maxFileNameLen + 1) {}
+
+    void reset() {
+      pduConf = PduConfig();
+      transactionId = TransactionId();
+      std::fill(sourceName.begin(), sourceName.end(), '\0');
+      std::fill(destName.begin(), destName.end(), '\0');
+      fileSize.setFileSize(0, false);
+      conditionCode = ConditionCode::NO_ERROR;
+      deliveryCode = FileDeliveryCode::DATA_INCOMPLETE;
+      deliveryStatus = FileDeliveryStatus::DISCARDED_DELIBERATELY;
+      crc = 0;
+      progress = 0;
+      remoteCfg = nullptr;
+      closureRequested = false;
+      checksumType = ChecksumType::NULL_CHECKSUM;
+    }
+
+    ChecksumType checksumType = ChecksumType::NULL_CHECKSUM;
+    bool closureRequested = false;
+    std::vector<char> sourceName;
+    std::vector<char> destName;
+    cfdp::FileSize fileSize;
+    TransactionId transactionId;
+    PduConfig pduConf;
+    ConditionCode conditionCode = ConditionCode::NO_ERROR;
+    FileDeliveryCode deliveryCode = FileDeliveryCode::DATA_INCOMPLETE;
+    FileDeliveryStatus deliveryStatus = FileDeliveryStatus::DISCARDED_DELIBERATELY;
+    uint32_t crc = 0;
+    uint64_t progress = 0;
+    RemoteEntityCfg* remoteCfg = nullptr;
+  };
+
+  std::vector<cfdp::Tlv> tlvVec;
+  std::vector<cfdp::Tlv> userTlvVec;
+  DestHandlerParams dp;
+  FsfwParams fp;
+  TransactionParams tp;
+  FsmResult fsmRes;
+
+  ReturnValue_t startTransaction(MetadataPduReader& reader, MetadataInfo& info);
+  ReturnValue_t handleMetadataPdu(const PacketInfo& info);
+  ReturnValue_t handleFileDataPdu(const PacketInfo& info);
+  ReturnValue_t handleEofPdu(const PacketInfo& info);
+  ReturnValue_t handleMetadataParseError(ReturnValue_t result, const uint8_t* rawData,
+                                         size_t maxSize);
+  ReturnValue_t handleTransferCompletion();
+  ReturnValue_t sendFinishedPdu();
+  ReturnValue_t noticeOfCompletion();
+  ReturnValue_t checksumVerification();
+  const FsmResult& updateFsmRes(uint8_t errors);
+  void checkAndHandleError(ReturnValue_t result, uint8_t& errorIdx);
+  void finish();
+};
+
+}  // namespace cfdp
+
+#endif  // FSFW_CFDP_CFDPDESTHANDLER_H

src/fsfw/cfdp/handler/SourceHandler.cpp

@@ -0,0 +1 @@
+#include "SourceHandler.h"

src/fsfw/cfdp/handler/SourceHandler.h

@@ -0,0 +1,6 @@
+#ifndef FSFW_CFDP_CFDPSOURCEHANDLER_H
+#define FSFW_CFDP_CFDPSOURCEHANDLER_H
+
+class SourceHandler {};
+
+#endif  // FSFW_CFDP_CFDPSOURCEHANDLER_H

src/fsfw/cfdp/handler/defs.h

@@ -5,5 +5,15 @@ namespace cfdp {
 
 enum class CfdpStates { IDLE, BUSY_CLASS_1_NACKED, BUSY_CLASS_2_ACKED, SUSPENDED };
 
-}
+static constexpr uint8_t SSID = SUBSYSTEM_ID::CFDP;
+
+namespace events {
+
+static constexpr Event STORE_ERROR = event::makeEvent(SSID, 0, severity::LOW);
+static constexpr Event MSG_QUEUE_ERROR = event::makeEvent(SSID, 1, severity::LOW);
+static constexpr Event SERIALIZATION_ERROR = event::makeEvent(SSID, 2, severity::LOW);
+
+}  // namespace events
+
+}  // namespace cfdp
 #endif  // FSFW_CFDP_HANDLER_DEFS_H

src/fsfw/container/ArrayList.h

@@ -4,7 +4,6 @@
 #include "../returnvalues/returnvalue.h"
 #include "../serialize/SerializeAdapter.h"
 #include "../serialize/SerializeIF.h"
-#include "definitions.h"
 
 /**
  * @brief     A List that stores its values in an array.
@@ -20,6 +19,9 @@ class ArrayList {
   friend class SerialArrayListAdapter;
 
  public:
+  static const uint8_t INTERFACE_ID = CLASS_ID::ARRAY_LIST;
+  static const ReturnValue_t FULL = MAKE_RETURN_CODE(0x01);
+
   /**
    * This is the allocating constructor.
    * It allocates an array of the specified size.
@@ -185,7 +187,7 @@ class ArrayList {
    */
   ReturnValue_t insert(T entry) {
     if (size >= maxSize_) {
-      return containers::LIST_FULL;
+      return FULL;
     }
     entries[size] = entry;
     ++size;

src/fsfw/container/FixedArrayList.h

@@ -12,7 +12,6 @@ template <typename T, size_t MAX_SIZE, typename count_t = uint8_t>
 class FixedArrayList : public ArrayList<T, count_t> {
   static_assert(MAX_SIZE <= std::numeric_limits<count_t>::max(),
                 "count_t is not large enough to hold MAX_SIZE");
-  static_assert(MAX_SIZE > 0, "MAX_SIZE is 0");
 
  private:
   T data[MAX_SIZE];
@@ -21,19 +20,15 @@ class FixedArrayList : public ArrayList<T, count_t> {
   FixedArrayList() : ArrayList<T, count_t>(data, MAX_SIZE) {}
 
   FixedArrayList(const FixedArrayList& other) : ArrayList<T, count_t>(data, MAX_SIZE) {
+    memcpy(this->data, other.data, sizeof(this->data));
     this->entries = data;
     this->size = other.size;
-    for (size_t idx = 0; idx < this->size; idx++) {
-      data[idx] = other.data[idx];
-    }
   }
 
   FixedArrayList& operator=(FixedArrayList other) {
+    memcpy(this->data, other.data, sizeof(this->data));
     this->entries = data;
     this->size = other.size;
-    for (size_t idx = 0; idx < this->size; idx++) {
-      data[idx] = other.data[idx];
-    }
     return *this;
   }
 

src/fsfw/container/FixedMap.h

@@ -4,8 +4,8 @@
 #include <type_traits>
 #include <utility>
 
+#include "../returnvalues/returnvalue.h"
 #include "ArrayList.h"
-#include "definitions.h"
 
 /**
  * @brief    Map implementation for maps with a pre-defined size.
@@ -24,6 +24,11 @@ class FixedMap : public SerializeIF {
                 "derived class from SerializeIF to be serialize-able");
 
  public:
+  static const uint8_t INTERFACE_ID = CLASS_ID::FIXED_MAP;
+  static const ReturnValue_t KEY_ALREADY_EXISTS = MAKE_RETURN_CODE(0x01);
+  static const ReturnValue_t MAP_FULL = MAKE_RETURN_CODE(0x02);
+  static const ReturnValue_t KEY_DOES_NOT_EXIST = MAKE_RETURN_CODE(0x03);
+
  private:
   static const key_t EMPTY_SLOT = -1;
   ArrayList<std::pair<key_t, T>, uint32_t> theMap;
@@ -71,10 +76,10 @@ class FixedMap : public SerializeIF {
 
   ReturnValue_t insert(key_t key, T value, Iterator* storedValue = nullptr) {
     if (exists(key) == returnvalue::OK) {
-      return containers::KEY_ALREADY_EXISTS;
+      return KEY_ALREADY_EXISTS;
     }
     if (_size == theMap.maxSize()) {
-      return containers::MAP_FULL;
+      return MAP_FULL;
     }
     theMap[_size].first = key;
     theMap[_size].second = value;
@@ -88,7 +93,7 @@ class FixedMap : public SerializeIF {
   ReturnValue_t insert(std::pair<key_t, T> pair) { return insert(pair.first, pair.second); }
 
   ReturnValue_t exists(key_t key) const {
-    ReturnValue_t result = containers::KEY_DOES_NOT_EXIST;
+    ReturnValue_t result = KEY_DOES_NOT_EXIST;
     if (findIndex(key) < _size) {
       result = returnvalue::OK;
     }
@@ -98,7 +103,7 @@ class FixedMap : public SerializeIF {
   ReturnValue_t erase(Iterator* iter) {
     uint32_t i;
     if ((i = findIndex((*iter).value->first)) >= _size) {
-      return containers::KEY_DOES_NOT_EXIST;
+      return KEY_DOES_NOT_EXIST;
     }
     theMap[i] = theMap[_size - 1];
     --_size;
@@ -109,7 +114,7 @@ class FixedMap : public SerializeIF {
   ReturnValue_t erase(key_t key) {
     uint32_t i;
     if ((i = findIndex(key)) >= _size) {
-      return containers::KEY_DOES_NOT_EXIST;
+      return KEY_DOES_NOT_EXIST;
     }
     theMap[i] = theMap[_size - 1];
     --_size;

src/fsfw/container/definitions.h

@@ -1,14 +0,0 @@
-#ifndef FSFW_CONTAINER_DEFINITIONS_H_
-#define FSFW_CONTAINER_DEFINITIONS_H_
-
-#include "fsfw/retval.h"
-
-namespace containers {
-static const ReturnValue_t KEY_ALREADY_EXISTS = returnvalue::makeCode(CLASS_ID::FIXED_MAP, 0x01);
-static const ReturnValue_t MAP_FULL = returnvalue::makeCode(CLASS_ID::FIXED_MAP, 0x02);
-static const ReturnValue_t KEY_DOES_NOT_EXIST = returnvalue::makeCode(CLASS_ID::FIXED_MAP, 0x03);
-
-static const ReturnValue_t LIST_FULL = returnvalue::makeCode(CLASS_ID::ARRAY_LIST, 0x01);
-}  // namespace containers
-
-#endif /* FSFW_CONTAINER_DEFINITIONS_H_ */

src/fsfw/controller/ControllerBase.cpp

@@ -13,7 +13,9 @@ ControllerBase::ControllerBase(object_id_t setObjectId, object_id_t parentId,
       submode(SUBMODE_NONE),
       modeHelper(this),
       healthHelper(this, setObjectId) {
-  commandQueue = QueueFactory::instance()->createMessageQueue(commandQueueDepth);
+  auto mqArgs = MqArgs(setObjectId, static_cast<void*>(this));
+  commandQueue = QueueFactory::instance()->createMessageQueue(
+      commandQueueDepth, MessageQueueMessage::MAX_MESSAGE_SIZE, &mqArgs);
 }
 
 ControllerBase::~ControllerBase() { QueueFactory::instance()->deleteMessageQueue(commandQueue); }

src/fsfw/datapoollocal/LocalDataPoolManager.cpp

@@ -570,6 +570,10 @@ ReturnValue_t LocalDataPoolManager::handleHousekeepingMessage(CommandMessage* me
 
   CommandMessage reply;
   if (result != returnvalue::OK) {
+    if (result == WRONG_HK_PACKET_TYPE) {
+      printWarningOrError(sif::OutputTypes::OUT_WARNING, "handleHousekeepingMessage",
+                          WRONG_HK_PACKET_TYPE);
+    }
     HousekeepingMessage::setHkRequestFailureReply(&reply, sid, result);
   } else {
     HousekeepingMessage::setHkRequestSuccessReply(&reply, sid);
@@ -825,6 +829,8 @@ void LocalDataPoolManager::printWarningOrError(sif::OutputTypes outputType,
       errorPrint = "Dataset not found";
     } else if (error == POOLOBJECT_NOT_FOUND) {
       errorPrint = "Pool Object not found";
+    } else if (error == WRONG_HK_PACKET_TYPE) {
+      errorPrint = "Wrong Packet Type";
     } else if (error == returnvalue::FAILED) {
       if (outputType == sif::OutputTypes::OUT_WARNING) {
         errorPrint = "Generic Warning";

src/fsfw/datapoollocal/LocalPoolDataSetBase.h

@@ -162,6 +162,7 @@ class LocalPoolDataSetBase : public PoolDataSetBase, public MarkChangedIF {
   object_id_t getCreatorObjectId();
 
   bool getReportingEnabled() const;
+  void setReportingEnabled(bool enabled);
 
   /**
    * Returns the current periodic HK generation interval this set
@@ -189,7 +190,6 @@ class LocalPoolDataSetBase : public PoolDataSetBase, public MarkChangedIF {
    * Used for periodic generation.
    */
   bool reportingEnabled = false;
-  void setReportingEnabled(bool enabled);
 
   void initializePeriodicHelper(float collectionInterval, dur_millis_t minimumPeriodicInterval,
                                 uint8_t nonDiagIntervalFactor = 5);

src/fsfw/devicehandlers/AssemblyBase.cpp

@@ -26,11 +26,7 @@ void AssemblyBase::performChildOperation() {
 
 void AssemblyBase::startTransition(Mode_t mode, Submode_t submode) {
   doStartTransition(mode, submode);
-  if (modeHelper.isForced()) {
+  triggerModeHelperEvents(mode, submode);
-    triggerEvent(FORCING_MODE, mode, submode);
-  } else {
-    triggerEvent(CHANGING_MODE, mode, submode);
-  }
 }
 
 void AssemblyBase::doStartTransition(Mode_t mode, Submode_t submode) {
@@ -77,9 +73,10 @@ bool AssemblyBase::handleChildrenChangedHealth() {
   }
   HealthState healthState = healthHelper.healthTable->getHealth(iter->first);
   if (healthState == HasHealthIF::NEEDS_RECOVERY) {
-    triggerEvent(TRYING_RECOVERY);
+    triggerEvent(TRYING_RECOVERY, iter->first, 0);
     recoveryState = RECOVERY_STARTED;
     recoveringDevice = iter;
+    // The user needs to take care of commanding the children off in commandChildren
     doStartTransition(targetMode, targetSubmode);
   } else {
     triggerEvent(CHILD_CHANGED_HEALTH);
@@ -228,6 +225,9 @@ ReturnValue_t AssemblyBase::handleHealthReply(CommandMessage* message) {
 bool AssemblyBase::checkAndHandleRecovery() {
   switch (recoveryState) {
     case RECOVERY_STARTED:
+      // The recovery was already start in #handleChildrenChangedHealth and we just need
+      // to wait for an off time period.
+      // TODO: make time period configurable
       recoveryState = RECOVERY_WAIT;
       recoveryOffTimer.resetTimer();
       return true;
@@ -266,3 +266,11 @@ void AssemblyBase::overwriteDeviceHealth(object_id_t objectId, HasHealthIF::Heal
   modeHelper.setForced(true);
   sendHealthCommand(childrenMap[objectId].commandQueue, EXTERNAL_CONTROL);
 }
+
+void AssemblyBase::triggerModeHelperEvents(Mode_t mode, Submode_t submode) {
+  if (modeHelper.isForced()) {
+    triggerEvent(FORCING_MODE, mode, submode);
+  } else {
+    triggerEvent(CHANGING_MODE, mode, submode);
+  }
+}

src/fsfw/devicehandlers/AssemblyBase.h

@@ -12,7 +12,8 @@
  * Documentation: Dissertation Baetz p.156, 157.
  *
  * This class reduces the complexity of controller components which would
- * otherwise be needed for the handling of redundant devices.
+ * otherwise be needed for the handling of redundant devices. However, it can also be used to
+ * manage the mode keeping and recovery of non-redundant devices
  *
  * The template class monitors mode and health state of its children
  * and checks availability of devices on every detected change.
@@ -26,11 +27,9 @@
  *
  * Important:
  *
- * The implementation must call registerChild(object_id_t child)
+ * The implementation must call #registerChild for all commanded children during initialization.
- * for all commanded children during initialization.
  * The implementation must call the initialization function of the base class.
  * (This will call the function in SubsystemBase)
- *
  */
 class AssemblyBase : public SubsystemBase {
  public:
@@ -47,9 +46,10 @@ class AssemblyBase : public SubsystemBase {
 
  protected:
   /**
-   * Command children to reach [mode,submode] combination
+   * Command children to reach [mode,submode] combination. Can be done by setting
-   * Can be done by setting #commandsOutstanding correctly,
+   * #commandsOutstanding correctly, or using #executeTable. In case of an FDIR recovery,
-   * or using executeTable()
+   * the user needs to ensure that the target devices are healthy. If a device is not healthy,
+   * a recovery might be on-going and the device needs to be commanded to off first.
    * @param mode
    * @param submode
    * @return
@@ -120,8 +120,19 @@ class AssemblyBase : public SubsystemBase {
 
   virtual ReturnValue_t handleHealthReply(CommandMessage *message);
 
-  virtual void performChildOperation();
+  /**
+   * @brief Default periodic handler
+   * @details
+   * This is the default periodic handler which will be called by the SubsystemBase
+   * performOperation. It performs the child transitions or reacts to changed health/mode states
+   * of children objects
+   */
+  virtual void performChildOperation() override;
 
+  /**
+   * This function handles changed mode or health states of children
+   * @return
+   */
   bool handleChildrenChanged();
 
   /**
@@ -134,12 +145,37 @@ class AssemblyBase : public SubsystemBase {
 
   bool handleChildrenChangedHealth();
 
+  /**
+   * Core transition handler. The default implementation will only do something if
+   * #commandsOutstanding is smaller or equal to zero, which means that all mode commands
+   * from the #doPerformTransition call were executed successfully.
+   *
+   * Unless a second step was requested, the function will then use #checkChildrenState to
+   * determine whether the target mode was reached.
+   *
+   * There is some special handling for certain (internal) modes:
+   *  - A second step is necessary. #commandChildren will be performed again
+   *  - The device health was overwritten. #commandChildren will be called
+   *  - A recovery is ongoing. #checkAndHandleRecovery will be called.
+   */
   virtual void handleChildrenTransition();
 
   ReturnValue_t checkModeCommand(Mode_t mode, Submode_t submode, uint32_t *msToReachTheMode);
 
+  /**
+   * Calls #doStartTransition and triggers an informative event as well that the mode will
+   * change
+   * @param mode
+   * @param submode
+   */
   virtual void startTransition(Mode_t mode, Submode_t submode);
 
+  /**
+   * This function starts the transition by setting the internal #targetSubmode and #targetMode
+   * variables and then calling the #commandChildren function.
+   * @param mode
+   * @param submode
+   */
   virtual void doStartTransition(Mode_t mode, Submode_t submode);
 
   virtual bool isInTransition();
@@ -160,7 +196,7 @@ class AssemblyBase : public SubsystemBase {
    * Manages recovery of a device
    * @return true if recovery is still ongoing, false else.
    */
-  bool checkAndHandleRecovery();
+  virtual bool checkAndHandleRecovery();
 
   /**
    * Helper method to overwrite health state of one of the children.
@@ -168,6 +204,8 @@ class AssemblyBase : public SubsystemBase {
    * @param objectId Must be a registered child.
    */
   void overwriteDeviceHealth(object_id_t objectId, HasHealthIF::HealthState oldHealth);
+
+  void triggerModeHelperEvents(Mode_t mode, Submode_t submode);
 };
 
 #endif /* FSFW_DEVICEHANDLERS_ASSEMBLYBASE_H_ */

src/fsfw/devicehandlers/DeviceHandlerBase.cpp

@@ -1,6 +1,5 @@
 #include "fsfw/devicehandlers/DeviceHandlerBase.h"
 
-#include "fsfw/datapool/PoolReadGuard.h"
 #include "fsfw/datapoollocal/LocalPoolVariable.h"
 #include "fsfw/devicehandlers/AcceptsDeviceResponsesIF.h"
 #include "fsfw/devicehandlers/DeviceTmReportingWrapper.h"
@@ -23,8 +22,6 @@ DeviceHandlerBase::DeviceHandlerBase(object_id_t setObjectId, object_id_t device
                                      CookieIF* comCookie, FailureIsolationBase* fdirInstance,
                                      size_t cmdQueueSize)
     : SystemObject(setObjectId),
-      mode(MODE_OFF),
-      submode(SUBMODE_NONE),
       wiretappingMode(OFF),
       storedRawData(StorageManagerIF::INVALID_ADDRESS),
       deviceCommunicationId(deviceCommunication),
@@ -39,10 +36,13 @@ DeviceHandlerBase::DeviceHandlerBase(object_id_t setObjectId, object_id_t device
       defaultFDIRUsed(fdirInstance == nullptr),
       switchOffWasReported(false),
       childTransitionDelay(5000),
+      mode(MODE_OFF),
+      submode(SUBMODE_NONE),
       transitionSourceMode(_MODE_POWER_DOWN),
       transitionSourceSubMode(SUBMODE_NONE) {
+  auto mqArgs = MqArgs(setObjectId, static_cast<void*>(this));
   commandQueue = QueueFactory::instance()->createMessageQueue(
-      cmdQueueSize, MessageQueueMessage::MAX_MESSAGE_SIZE);
+      cmdQueueSize, MessageQueueMessage::MAX_MESSAGE_SIZE, &mqArgs);
   insertInCommandMap(RAW_COMMAND_ID);
   cookieInfo.state = COOKIE_UNUSED;
   cookieInfo.pendingCommand = deviceCommandMap.end();
@@ -50,9 +50,6 @@ DeviceHandlerBase::DeviceHandlerBase(object_id_t setObjectId, object_id_t device
     printWarningOrError(sif::OutputTypes::OUT_ERROR, "DeviceHandlerBase", returnvalue::FAILED,
                         "Invalid cookie");
   }
-  if (this->fdirInstance == nullptr) {
-    this->fdirInstance = new DeviceHandlerFailureIsolation(setObjectId, defaultFdirParentId);
-  }
 }
 
 void DeviceHandlerBase::setHkDestination(object_id_t hkDestination) {
@@ -130,6 +127,18 @@ ReturnValue_t DeviceHandlerBase::initialize() {
   if (result != returnvalue::OK) {
     return result;
   }
+  if (this->fdirInstance == nullptr) {
+    this->fdirInstance =
+        new DeviceHandlerFailureIsolation(this->getObjectId(), defaultFdirParentId);
+  }
+
+  if (this->parent != objects::NO_OBJECT) {
+    HasModesIF* modeIF = ObjectManager::instance()->get<HasModesIF>(this->parent);
+    HasHealthIF* healthIF = ObjectManager::instance()->get<HasHealthIF>(this->parent);
+    if (modeIF != nullptr and healthIF != nullptr) {
+      setParentQueue(modeIF->getCommandQueue());
+    }
+  }
 
   communicationInterface =
       ObjectManager::instance()->get<DeviceCommunicationIF>(deviceCommunicationId);
@@ -353,27 +362,23 @@ void DeviceHandlerBase::doStateMachine() {
           currentUptime - timeoutStart >= powerSwitcher->getSwitchDelayMs()) {
         triggerEvent(MODE_TRANSITION_FAILED, PowerSwitchIF::SWITCH_TIMEOUT, 0);
         setMode(_MODE_POWER_DOWN);
-        callChildStatemachine();
         break;
       }
       ReturnValue_t switchState = getStateOfSwitches();
       if ((switchState == PowerSwitchIF::SWITCH_ON) || (switchState == NO_SWITCH)) {
         // NOTE: TransitionSourceMode and -SubMode are set by handleCommandedModeTransition
         childTransitionFailure = CHILD_TIMEOUT;
-        transitionSourceMode = _MODE_SHUT_DOWN;
-        transitionSourceSubMode = SUBMODE_NONE;
         setMode(_MODE_START_UP);
         callChildStatemachine();
       }
     } break;
     case _MODE_WAIT_OFF: {
-      uint32_t currentUptime;
-      Clock::getUptime(&currentUptime);
-
       if (powerSwitcher == nullptr) {
         setMode(MODE_OFF);
         break;
       }
+      uint32_t currentUptime;
+      Clock::getUptime(&currentUptime);
       if (currentUptime - timeoutStart >= powerSwitcher->getSwitchDelayMs()) {
         triggerEvent(MODE_TRANSITION_FAILED, PowerSwitchIF::SWITCH_TIMEOUT, 0);
         setMode(MODE_ERROR_ON);
@@ -568,13 +573,26 @@ void DeviceHandlerBase::setTransition(Mode_t modeTo, Submode_t submodeTo) {
 }
 
 void DeviceHandlerBase::setMode(Mode_t newMode, uint8_t newSubmode) {
-  /* TODO: This will probably be done by the LocalDataPoolManager now */
+
-  // changeHK(mode, submode, false);
+  /**
+   * handle transition from OFF to NORMAL by continuing towards normal when ON is reached
+   */
+  if (newMode == MODE_ON and continueToNormal) {
+    continueToNormal = false;
+    mode = _MODE_TO_NORMAL;
+    return;
+  }
+
   submode = newSubmode;
   mode = newMode;
   modeChanged();
   setNormalDatapoolEntriesInvalid();
+  if (newMode == MODE_OFF) {
+    disableCommandsAndReplies();
+  }
   if (!isTransitionalMode()) {
+    // clear this flag when a non-transitional Mode is reached to be safe
+    continueToNormal = false;
     modeHelper.modeChanged(newMode, newSubmode);
     announceMode(false);
   }
@@ -1059,8 +1077,7 @@ Mode_t DeviceHandlerBase::getBaseMode(Mode_t transitionMode) {
   return transitionMode & ~(TRANSITION_MODE_BASE_ACTION_MASK | TRANSITION_MODE_CHILD_ACTION_MASK);
 }
 
-// SHOULDDO: Allow transition from OFF to NORMAL to reduce complexity in assemblies. And, by the
+// SHOULDDO: throw away DHB and write a new one:
-// way, throw away DHB and write a new one:
 //  - Include power and thermal completely, but more modular :-)
 //  - Don't use modes for state transitions, reduce FSM (Finte State Machine) complexity.
 //  - Modularization?
@@ -1072,11 +1089,10 @@ ReturnValue_t DeviceHandlerBase::checkModeCommand(Mode_t commandedMode, Submode_
   if ((mode == MODE_ERROR_ON) && (commandedMode != MODE_OFF)) {
     return TRANS_NOT_ALLOWED;
   }
-  if ((commandedMode == MODE_NORMAL) && (mode == MODE_OFF)) {
-    return TRANS_NOT_ALLOWED;
-  }
 
-  if ((commandedMode == MODE_ON) && (mode == MODE_OFF) and (thermalSet != nullptr)) {
+  // Do not check thermal state for MODE_RAW
+  if ((mode == MODE_OFF) and ((commandedMode == MODE_ON) or (commandedMode == MODE_NORMAL)) and
+      (thermalSet != nullptr)) {
     ReturnValue_t result = thermalSet->read();
     if (result == returnvalue::OK) {
       if ((thermalSet->heaterRequest.value != ThermalComponentIF::STATE_REQUEST_IGNORE) and
@@ -1091,6 +1107,7 @@ ReturnValue_t DeviceHandlerBase::checkModeCommand(Mode_t commandedMode, Submode_
 }
 
 void DeviceHandlerBase::startTransition(Mode_t commandedMode, Submode_t commandedSubmode) {
+  continueToNormal = false;
   switch (commandedMode) {
     case MODE_ON:
       handleTransitionToOnMode(commandedMode, commandedSubmode);
@@ -1120,8 +1137,9 @@ void DeviceHandlerBase::startTransition(Mode_t commandedMode, Submode_t commande
     case MODE_NORMAL:
       if (mode != MODE_OFF) {
         setTransition(MODE_NORMAL, commandedSubmode);
-      } else {
+      } else {  // mode is off
-        replyReturnvalueToCommand(HasModesIF::TRANS_NOT_ALLOWED);
+        continueToNormal = true;
+        handleTransitionToOnMode(MODE_NORMAL, commandedSubmode);
       }
       break;
   }
@@ -1279,6 +1297,7 @@ void DeviceHandlerBase::handleDeviceTm(const SerializeIF& dataSet, DeviceCommand
   if (iter->second.command != deviceCommandMap.end()) {
     MessageQueueId_t queueId = iter->second.command->second.sendReplyTo;
 
+    // This may fail, but we'll ignore the fault.
     if (queueId != NO_COMMANDER) {
       // This may fail, but we'll ignore the fault.
       actionHelper.reportData(queueId, replyId, const_cast<SerializeIF*>(&dataSet));
@@ -1457,6 +1476,8 @@ void DeviceHandlerBase::setTaskIF(PeriodicTaskIF* task) { executingTask = task;
 void DeviceHandlerBase::debugInterface(uint8_t positionTracker, object_id_t objectId,
                                        uint32_t parameter) {}
 
+Submode_t DeviceHandlerBase::getInitialSubmode() { return SUBMODE_NONE; }
+
 void DeviceHandlerBase::performOperationHook() {}
 
 ReturnValue_t DeviceHandlerBase::initializeLocalDataPool(localpool::DataPool& localDataPoolMap,
@@ -1479,7 +1500,7 @@ ReturnValue_t DeviceHandlerBase::initializeAfterTaskCreation() {
   this->poolManager.initializeAfterTaskCreation();
 
   if (setStartupImmediately) {
-    startTransition(MODE_ON, SUBMODE_NONE);
+    startTransition(MODE_ON, getInitialSubmode());
   }
   return returnvalue::OK;
 }
@@ -1509,10 +1530,7 @@ DeviceCommandId_t DeviceHandlerBase::getPendingCommand() const {
 void DeviceHandlerBase::setNormalDatapoolEntriesInvalid() {
   for (const auto& reply : deviceReplyMap) {
     if (reply.second.dataSet != nullptr) {
-      PoolReadGuard pg(reply.second.dataSet);
+      reply.second.dataSet->setValidity(false, true);
-      if (pg.getReadResult() == returnvalue::OK) {
-        reply.second.dataSet->setValidity(false, true);
-      }
     }
   }
 }
@@ -1566,3 +1584,48 @@ MessageQueueId_t DeviceHandlerBase::getCommanderQueueId(DeviceCommandId_t replyI
   }
   return commandIter->second.sendReplyTo;
 }
+
+void DeviceHandlerBase::setCustomFdir(FailureIsolationBase* fdir) { this->fdirInstance = fdir; }
+
+void DeviceHandlerBase::setParent(object_id_t parent) { this->parent = parent; }
+
+void DeviceHandlerBase::setPowerSwitcher(PowerSwitchIF* switcher) {
+  this->powerSwitcher = switcher;
+}
+
+Mode_t DeviceHandlerBase::getMode() {
+  return mode;
+}
+
+Submode_t DeviceHandlerBase::getSubmode() {
+  return submode;
+}
+
+void DeviceHandlerBase::disableCommandsAndReplies() {
+  for (auto& command : deviceCommandMap) {
+    if (command.second.isExecuting) {
+      command.second.isExecuting = false;
+    }
+  }
+  for (auto& reply : deviceReplyMap) {
+    if (!reply.second.periodic) {
+      if (reply.second.countdown != nullptr) {
+        reply.second.countdown->timeOut();
+      } else {
+        reply.second.delayCycles = 0;
+      }
+      reply.second.active = false;
+    }
+  }
+}
+
+ReturnValue_t DeviceHandlerBase::finishAction(bool success, DeviceCommandId_t action,
+                                              ReturnValue_t result) {
+  auto commandIter = deviceCommandMap.find(action);
+  if (commandIter == deviceCommandMap.end()) {
+    return MessageQueueIF::NO_QUEUE;
+  }
+  commandIter->second.isExecuting = false;
+  actionHelper.finish(success, commandIter->second.sendReplyTo, action, result);
+  return returnvalue::OK;
+}

src/fsfw/devicehandlers/DeviceHandlerBase.h

@@ -23,6 +23,7 @@
 #include "fsfw/serviceinterface/serviceInterfaceDefintions.h"
 #include "fsfw/tasks/ExecutableObjectIF.h"
 #include "fsfw/tasks/PeriodicTaskIF.h"
+#include "fsfw/util/dataWrapper.h"
 
 namespace Factory {
 void setStaticFrameworkObjectIds();
@@ -102,6 +103,57 @@ class DeviceHandlerBase : public DeviceHandlerIF,
   DeviceHandlerBase(object_id_t setObjectId, object_id_t deviceCommunication, CookieIF *comCookie,
                     FailureIsolationBase *fdirInstance = nullptr, size_t cmdQueueSize = 20);
 
+  void setCustomFdir(FailureIsolationBase *fdir);
+  void setParent(object_id_t parent);
+  void setPowerSwitcher(PowerSwitchIF *switcher);
+
+  /**
+   * extending the modes of DeviceHandler IF for internal state machine
+   */
+  static constexpr uint8_t TRANSITION_MODE_CHILD_ACTION_MASK = 0x20;
+  static constexpr uint8_t TRANSITION_MODE_BASE_ACTION_MASK = 0x10;
+  //! This is a transitional state which can not be commanded. The device
+  //! handler performs all commands to get the device in a state ready to
+  //! perform commands. When this is completed, the mode changes to @c MODE_ON.
+  static const Mode_t _MODE_START_UP = TRANSITION_MODE_CHILD_ACTION_MASK | 5;
+  //! This is a transitional state which can not be commanded.
+  //! The device handler performs all actions and commands to get the device
+  //! shut down. When the device is off, the mode changes to @c MODE_OFF.
+  //! It is possible to set the mode to _MODE_SHUT_DOWN to use the to off
+  //! transition if available.
+  static const Mode_t _MODE_SHUT_DOWN = TRANSITION_MODE_CHILD_ACTION_MASK | 6;
+  //! It is possible to set the mode to _MODE_TO_ON to use the to on
+  //! transition if available.
+  static const Mode_t _MODE_TO_ON = TRANSITION_MODE_CHILD_ACTION_MASK | HasModesIF::MODE_ON;
+  //! It is possible to set the mode to _MODE_TO_RAW to use the to raw
+  //! transition if available.
+  static const Mode_t _MODE_TO_RAW = TRANSITION_MODE_CHILD_ACTION_MASK | MODE_RAW;
+  //! It is possible to set the mode to _MODE_TO_NORMAL to use the to normal
+  //! transition if available.
+  static const Mode_t _MODE_TO_NORMAL = TRANSITION_MODE_CHILD_ACTION_MASK | MODE_NORMAL;
+  //! This is a transitional state which can not be commanded.
+  //! The device is shut down and ready to be switched off.
+  //! After the command to set the switch off has been sent,
+  //! the mode changes to @c _MODE_WAIT_OFF
+  static const Mode_t _MODE_POWER_DOWN = TRANSITION_MODE_BASE_ACTION_MASK | 1;
+  //! This is a transitional state which can not be commanded. The device
+  //! will be switched on in this state. After the command to set the switch
+  //! on has been sent, the mode changes to @c _MODE_WAIT_ON.
+  static const Mode_t _MODE_POWER_ON = TRANSITION_MODE_BASE_ACTION_MASK | 2;
+  //! This is a transitional state which can not be commanded. The switch has
+  //! been commanded off and the handler waits for it to be off.
+  //! When the switch is off, the mode changes to @c MODE_OFF.
+  static const Mode_t _MODE_WAIT_OFF = TRANSITION_MODE_BASE_ACTION_MASK | 3;
+  //! This is a transitional state which can not be commanded. The switch
+  //! has been commanded on and the handler waits for it to be on.
+  //! When the switch is on, the mode changes to @c _MODE_TO_ON.
+  static const Mode_t _MODE_WAIT_ON = TRANSITION_MODE_BASE_ACTION_MASK | 4;
+  //! This is a transitional state which can not be commanded. The switch has
+  //! been commanded off and is off now. This state is only to do an RMAP
+  //! cycle once more where the doSendRead() function will set the mode to
+  //! MODE_OFF. The reason to do this is to get rid of stuck packets in the IO Board.
+  static const Mode_t _MODE_SWITCH_IS_OFF = TRANSITION_MODE_BASE_ACTION_MASK | 5;
+
   void setHkDestination(object_id_t hkDestination);
 
   /**
@@ -395,6 +447,8 @@ class DeviceHandlerBase : public DeviceHandlerIF,
    */
   virtual ReturnValue_t interpretDeviceReply(DeviceCommandId_t id, const uint8_t *packet) = 0;
   MessageQueueId_t getCommanderQueueId(DeviceCommandId_t replyId) const;
+  ReturnValue_t finishAction(bool success, DeviceCommandId_t action, ReturnValue_t result);
+
   /**
    * Helper function to get pending command. This is useful for devices
    * like SPI sensors to identify the last sent command.
@@ -463,14 +517,14 @@ class DeviceHandlerBase : public DeviceHandlerIF,
    * @brief 	This is a helper method to insert replies in the reply map.
    * @param deviceCommand	Identifier of the reply to add.
    * @param maxDelayCycles The maximum number of delay cycles the reply waits
-   * until it times out.
+   *    until it times out.
    * @param periodic	Indicates if the command is periodic (i.e. it is sent
-   * by the device repeatedly without request) or not. Default is aperiodic (0).
+   *    by the device repeatedly without request) or not. Default is aperiodic (0).
-   * Please note that periodic replies are disabled by default. You can enable them with
+   *    Please note that periodic replies are disabled by default. You can enable them with
-   * #updatePeriodicReply
+   *    #updatePeriodicReply
    * @param countdown Instead of using maxDelayCycles to timeout a device reply it is also possible
-   *                  to provide a pointer to a Countdown object which will signal the timeout
+   *    to provide a pointer to a Countdown object which will signal the timeout
-   *                  when expired
+   *    when expired
    * @return	- @c returnvalue::OK when the command was successfully inserted,
    *          - @c returnvalue::FAILED else.
    */
@@ -655,6 +709,12 @@ class DeviceHandlerBase : public DeviceHandlerIF,
   virtual void debugInterface(uint8_t positionTracker = 0, object_id_t objectId = 0,
                               uint32_t parameter = 0);
 
+  /**
+   * @brief Can be overwritten by a child to specify the initial submode when device has been set
+   *        to startup immediately.
+   */
+  virtual Submode_t getInitialSubmode();
+
  protected:
   static const uint8_t INTERFACE_ID = CLASS_ID::DEVICE_HANDLER_BASE;
 
@@ -684,15 +744,18 @@ class DeviceHandlerBase : public DeviceHandlerIF,
   size_t rawPacketLen = 0;
 
   /**
-   * The mode the device handler is currently in.
+   * Get the current mode
-   * This should never be changed directly but only with setMode()
+   *
+   * set via setMode()
    */
-  Mode_t mode;
+  Mode_t getMode();
+
   /**
-   * The submode the device handler is currently in.
+   * Get the current Submode
-   * This should never be changed directly but only with setMode()
+   *
+   * set via setMode()
    */
-  Submode_t submode;
+  Submode_t getSubmode();
 
   /** This is the counter value from performOperation(). */
   uint8_t pstStep = 0;
@@ -773,11 +836,18 @@ class DeviceHandlerBase : public DeviceHandlerIF,
    * This is used to keep track of pending replies.
    */
   struct DeviceReplyInfo {
+    //! For Command-Reply combinations:
     //! The maximum number of cycles the handler should wait for a reply
     //! to this command.
+    //!
+    //! Reply Only:
+    //! For periodic replies, this variable will be the number of delay cycles between the replies.
+    //! For the non-periodic variant, this variable is not used as there is no meaningful
+    //! definition for delay
     uint16_t maxDelayCycles;
-    //! The currently remaining cycles the handler should wait for a reply,
+    //! This variable will be set to #maxDelayCycles if a reply is expected.
-    //! 0 means there is no reply expected
+    //! For non-periodic replies without a command, this variable is unused.
+    //! A runtime value of 0 means there is no reply is currently expected.
     uint16_t delayCycles;
     size_t replyLen = 0;  //!< Expected size of the reply.
     //! if this is !=0, the delayCycles will not be reset to 0 but to
@@ -833,6 +903,7 @@ class DeviceHandlerBase : public DeviceHandlerIF,
   /** Pointer to the used FDIR instance. If not provided by child,
    * default class is instantiated. */
   FailureIsolationBase *fdirInstance;
+  object_id_t parent = objects::NO_OBJECT;
 
   //! To correctly delete the default instance.
   bool defaultFDIRUsed;
@@ -873,8 +944,8 @@ class DeviceHandlerBase : public DeviceHandlerIF,
    * Do the transition to the main modes (MODE_ON, MODE_NORMAL and MODE_RAW).
    *
    * If the transition is complete, the mode should be set to the target mode,
-   * which can be deduced from the current mode which is
+   * which can be deduced from the current mode (which is
-   * [_MODE_TO_ON, _MODE_TO_NORMAL, _MODE_TO_RAW]
+   * [_MODE_TO_ON, _MODE_TO_NORMAL, _MODE_TO_RAW]) using getBaseMode()
    *
    * The intended target submode is already set.
    * The origin submode can be read in subModeFrom.
@@ -1120,6 +1191,22 @@ class DeviceHandlerBase : public DeviceHandlerIF,
    */
   virtual ReturnValue_t doSendReadHook();
 
+  /**
+   * Send a RMAP getRead command.
+   *
+   * The size of the getRead command is #maxDeviceReplyLen.
+   * This is always executed, independently from the current mode.
+   */
+  virtual void doSendRead(void);
+  /**
+   * Check the getRead reply and the contained data.
+   *
+   * If data was received scanForReply() and, if successful, handleReply()
+   * are called. If the current mode is @c MODE_RAW, the received packet
+   * is sent to the commanding object via commandQueue.
+   */
+  virtual void doGetRead();
+
  private:
   /**
    * State a cookie is in.
@@ -1170,6 +1257,18 @@ class DeviceHandlerBase : public DeviceHandlerIF,
    */
   uint32_t childTransitionDelay;
 
+  /**
+   * The mode the device handler is currently in.
+   * This should not be changed directly but only with setMode()
+   */
+  Mode_t mode;
+
+  /**
+   * The submode the device handler is currently in.
+   * This should not be changed directly but only with setMode()
+   */
+  Submode_t submode;
+
   /**
    * @brief   The mode the current transition originated from
    *
@@ -1187,6 +1286,15 @@ class DeviceHandlerBase : public DeviceHandlerIF,
    */
   Submode_t transitionSourceSubMode;
 
+  /**
+   * used to make the state machine continue from ON to NOMAL when
+   * a Device is commanded to NORMAL in OFF mode
+   *
+   * set in startTransition()
+   * evaluated in setMode() to continue to NORMAL when ON is reached
+   */
+  bool continueToNormal;
+
   /**
    * read the command queue
    */
@@ -1255,21 +1363,6 @@ class DeviceHandlerBase : public DeviceHandlerIF,
    * - if the action was successful, the reply timout counter is initialized
    */
   void doGetWrite(void);
-  /**
-   * Send a RMAP getRead command.
-   *
-   * The size of the getRead command is #maxDeviceReplyLen.
-   * This is always executed, independently from the current mode.
-   */
-  void doSendRead(void);
-  /**
-   * Check the getRead reply and the contained data.
-   *
-   * If data was received scanForReply() and, if successful, handleReply()
-   * are called. If the current mode is @c MODE_RAW, the received packet
-   * is sent to the commanding object via commandQueue.
-   */
-  void doGetRead(void);
 
   /**
    * @brief Resets replies which use a timeout to detect missed replies.
@@ -1323,6 +1416,11 @@ class DeviceHandlerBase : public DeviceHandlerIF,
   void printWarningOrError(sif::OutputTypes errorType, const char *functionName,
                            ReturnValue_t errorCode = returnvalue::FAILED,
                            const char *errorPrint = nullptr);
+
+  /**
+   * @brief Disables all commands and replies when device is set to MODE_OFF
+   */
+  void disableCommandsAndReplies();
 };
 
 #endif /* FSFW_DEVICEHANDLERS_DEVICEHANDLERBASE_H_ */

src/fsfw/devicehandlers/DeviceHandlerFailureIsolation.cpp

@@ -29,6 +29,7 @@ ReturnValue_t DeviceHandlerFailureIsolation::eventReceived(EventMessage* event)
   switch (event->getEvent()) {
     case HasModesIF::MODE_TRANSITION_FAILED:
     case HasModesIF::OBJECT_IN_INVALID_MODE:
+    case DeviceHandlerIF::DEVICE_WANTS_HARD_REBOOT:
       // We'll try a recovery as long as defined in MAX_REBOOT.
       // Might cause some AssemblyBase cycles, so keep number low.
       handleRecovery(event->getEvent());

src/fsfw/devicehandlers/DeviceHandlerIF.h

@@ -24,9 +24,6 @@ class DeviceHandlerIF {
   static const DeviceCommandId_t RAW_COMMAND_ID = -1;
   static const DeviceCommandId_t NO_COMMAND_ID = -2;
 
-  static constexpr uint8_t TRANSITION_MODE_CHILD_ACTION_MASK = 0x20;
-  static constexpr uint8_t TRANSITION_MODE_BASE_ACTION_MASK = 0x10;
-
   using dh_heater_request_t = uint8_t;
   using dh_thermal_state_t = int8_t;
 
@@ -54,47 +51,6 @@ class DeviceHandlerIF {
   //! device still is powered. In this mode, only a mode change to @c MODE_OFF
   //! can be commanded, which tries to switch off the device again.
   static const Mode_t MODE_ERROR_ON = 4;
-  //! This is a transitional state which can not be commanded. The device
-  //! handler performs all commands to get the device in a state ready to
-  //! perform commands. When this is completed, the mode changes to @c MODE_ON.
-  static const Mode_t _MODE_START_UP = TRANSITION_MODE_CHILD_ACTION_MASK | 5;
-  //! This is a transitional state which can not be commanded.
-  //! The device handler performs all actions and commands to get the device
-  //! shut down. When the device is off, the mode changes to @c MODE_OFF.
-  //! It is possible to set the mode to _MODE_SHUT_DOWN to use the to off
-  //! transition if available.
-  static const Mode_t _MODE_SHUT_DOWN = TRANSITION_MODE_CHILD_ACTION_MASK | 6;
-  //! It is possible to set the mode to _MODE_TO_ON to use the to on
-  //! transition if available.
-  static const Mode_t _MODE_TO_ON = TRANSITION_MODE_CHILD_ACTION_MASK | HasModesIF::MODE_ON;
-  //! It is possible to set the mode to _MODE_TO_RAW to use the to raw
-  //! transition if available.
-  static const Mode_t _MODE_TO_RAW = TRANSITION_MODE_CHILD_ACTION_MASK | MODE_RAW;
-  //! It is possible to set the mode to _MODE_TO_NORMAL to use the to normal
-  //! transition if available.
-  static const Mode_t _MODE_TO_NORMAL = TRANSITION_MODE_CHILD_ACTION_MASK | MODE_NORMAL;
-  //! This is a transitional state which can not be commanded.
-  //! The device is shut down and ready to be switched off.
-  //! After the command to set the switch off has been sent,
-  //! the mode changes to @c MODE_WAIT_OFF
-  static const Mode_t _MODE_POWER_DOWN = TRANSITION_MODE_BASE_ACTION_MASK | 1;
-  //! This is a transitional state which can not be commanded. The device
-  //! will be switched on in this state. After the command to set the switch
-  //! on has been sent, the mode changes to @c MODE_WAIT_ON.
-  static const Mode_t _MODE_POWER_ON = TRANSITION_MODE_BASE_ACTION_MASK | 2;
-  //! This is a transitional state which can not be commanded. The switch has
-  //! been commanded off and the handler waits for it to be off.
-  //! When the switch is off, the mode changes to @c MODE_OFF.
-  static const Mode_t _MODE_WAIT_OFF = TRANSITION_MODE_BASE_ACTION_MASK | 3;
-  //! This is a transitional state which can not be commanded. The switch
-  //! has been commanded on and the handler waits for it to be on.
-  //! When the switch is on, the mode changes to @c MODE_TO_ON.
-  static const Mode_t _MODE_WAIT_ON = TRANSITION_MODE_BASE_ACTION_MASK | 4;
-  //! This is a transitional state which can not be commanded. The switch has
-  //! been commanded off and is off now. This state is only to do an RMAP
-  //! cycle once more where the doSendRead() function will set the mode to
-  //! MODE_OFF. The reason to do this is to get rid of stuck packets in the IO Board.
-  static const Mode_t _MODE_SWITCH_IS_OFF = TRANSITION_MODE_BASE_ACTION_MASK | 5;
 
   static const uint8_t SUBSYSTEM_ID = SUBSYSTEM_ID::CDH;
   static const Event DEVICE_BUILDING_COMMAND_FAILED = MAKE_EVENT(0, severity::LOW);
@@ -109,6 +65,7 @@ class DeviceHandlerIF {
   static const Event INVALID_DEVICE_COMMAND = MAKE_EVENT(8, severity::LOW);
   static const Event MONITORING_LIMIT_EXCEEDED = MAKE_EVENT(9, severity::LOW);
   static const Event MONITORING_AMBIGUOUS = MAKE_EVENT(10, severity::HIGH);
+  static const Event DEVICE_WANTS_HARD_REBOOT = MAKE_EVENT(11, severity::HIGH);
 
   static const uint8_t INTERFACE_ID = CLASS_ID::DEVICE_HANDLER_IF;
 

src/fsfw/devicehandlers/DeviceTmReportingWrapper.h

@@ -1,9 +1,10 @@
 #ifndef FSFW_DEVICEHANDLERS_DEVICETMREPORTINGWRAPPER_H_
 #define FSFW_DEVICEHANDLERS_DEVICETMREPORTINGWRAPPER_H_
 
-#include "../action/HasActionsIF.h"
+#include "fsfw/action/HasActionsIF.h"
-#include "../objectmanager/SystemObjectIF.h"
+#include "fsfw/objectmanager/SystemObjectIF.h"
-#include "../serialize/SerializeIF.h"
+#include "fsfw/serialize/SerializeIF.h"
+#include "fsfw/util/dataWrapper.h"
 
 class DeviceTmReportingWrapper : public SerializeIF {
  public:

src/fsfw/devicehandlers/HealthDevice.cpp

@@ -8,7 +8,9 @@ HealthDevice::HealthDevice(object_id_t setObjectId, MessageQueueId_t parentQueue
       parentQueue(parentQueue),
       commandQueue(),
       healthHelper(this, setObjectId) {
-  commandQueue = QueueFactory::instance()->createMessageQueue(3);
+  auto mqArgs = MqArgs(setObjectId, static_cast<void*>(this));
+  commandQueue = QueueFactory::instance()->createMessageQueue(
+      3, MessageQueueMessage::MAX_MESSAGE_SIZE, &mqArgs);
 }
 
 HealthDevice::~HealthDevice() { QueueFactory::instance()->deleteMessageQueue(commandQueue); }

src/fsfw/events/EventManager.cpp

@@ -18,12 +18,12 @@ const LocalPool::LocalPoolConfig EventManager::poolConfig = {
 EventManager::EventManager(object_id_t setObjectId)
     : SystemObject(setObjectId), factoryBackend(0, poolConfig, false, true) {
   mutex = MutexFactory::instance()->createMutex();
-  eventReportQueue = QueueFactory::instance()->createMessageQueue(MAX_EVENTS_PER_CYCLE,
+  auto mqArgs = MqArgs(setObjectId, static_cast<void*>(this));
-                                                                  EventMessage::EVENT_MESSAGE_SIZE);
+  eventReportQueue = QueueFactory::instance()->createMessageQueue(
+      MAX_EVENTS_PER_CYCLE, EventMessage::EVENT_MESSAGE_SIZE, &mqArgs);
 }
 
 EventManager::~EventManager() {
-  listenerList.clear();
   QueueFactory::instance()->deleteMessageQueue(eventReportQueue);
   MutexFactory::instance()->deleteMutex(mutex);
 }
@@ -47,9 +47,20 @@ ReturnValue_t EventManager::performOperation(uint8_t opCode) {
 
 void EventManager::notifyListeners(EventMessage* message) {
   lockMutex();
-  for (auto iter = listenerList.begin(); iter != listenerList.end(); ++iter) {
+  for (auto& listener : listenerList) {
-    if (iter->second.match(message)) {
+    if (listener.second.match(message)) {
-      MessageQueueSenderIF::sendMessage(iter->first, message, message->getSender());
+      ReturnValue_t result =
+          MessageQueueSenderIF::sendMessage(listener.first, message, message->getSender());
+      if (result != returnvalue::OK) {
+#if FSFW_CPP_OSTREAM_ENABLED == 1
+        sif::error << std::hex << "EventManager::notifyListeners: MSG to 0x" << std::setfill('0')
+                   << std::setw(8) << listener.first << " failed with result 0x" << std::setw(4)
+                   << result << std::setfill(' ') << std::endl;
+#else
+        sif::printError("Sending message to listener 0x%08x failed with result %04x\n",
+                        listener.first, result);
+#endif
+      }
     }
   }
   unlockMutex();
@@ -62,14 +73,9 @@ ReturnValue_t EventManager::registerListener(MessageQueueId_t listener,
   if (!result.second) {
     return returnvalue::FAILED;
   }
-
   return returnvalue::OK;
 }
 
-ReturnValue_t EventManager::unregisterListener(MessageQueueId_t listener) {
-  return listenerList.erase(listener) == 1 ? returnvalue::OK : returnvalue::FAILED;
-}
-
 ReturnValue_t EventManager::subscribeToEvent(MessageQueueId_t listener, EventId_t event) {
   return subscribeToEventRange(listener, event);
 }
@@ -200,4 +206,19 @@ void EventManager::printUtility(sif::OutputTypes printType, EventMessage* messag
   }
 }
 
+void EventManager::printListeners() {
+#if FSFW_CPP_OSTREAM_ENABLED == 1
+  sif::info << "Event manager listener MQ IDs:" << std::setfill('0') << std::hex << std::endl;
+  for (auto& listener : listenerList) {
+    sif::info << "0x" << std::setw(8) << listener.first << std::endl;
+  }
+  sif::info << std::dec << std::setfill(' ');
+#else
+  sif::printInfo("Event manager listener MQ IDs:\n");
+  for (auto& listener : listenerList) {
+    sif::printInfo("0x%08x\n", listener.first);
+  }
+#endif
+}
+
 #endif /* FSFW_OBJ_EVENT_TRANSLATION == 1 */

src/fsfw/events/EventManager.h

@@ -31,7 +31,6 @@ class EventManager : public EventManagerIF, public ExecutableObjectIF, public Sy
   MessageQueueId_t getEventReportQueue();
 
   ReturnValue_t registerListener(MessageQueueId_t listener, bool forwardAllButSelected = false);
-  ReturnValue_t unregisterListener(MessageQueueId_t listener) override;
   ReturnValue_t subscribeToEvent(MessageQueueId_t listener, EventId_t event);
   ReturnValue_t subscribeToAllEventsFrom(MessageQueueId_t listener, object_id_t object);
   ReturnValue_t subscribeToEventRange(MessageQueueId_t listener, EventId_t idFrom = 0,
@@ -44,6 +43,7 @@ class EventManager : public EventManagerIF, public ExecutableObjectIF, public Sy
                                           object_id_t reporterFrom = 0, object_id_t reporterTo = 0,
                                           bool reporterInverted = false);
   ReturnValue_t performOperation(uint8_t opCode);
+  void printListeners();
 
  protected:
   MessageQueueIF* eventReportQueue = nullptr;

src/fsfw/events/EventManagerIF.h

@@ -18,7 +18,6 @@ class EventManagerIF {
 
   virtual ReturnValue_t registerListener(MessageQueueId_t listener,
                                          bool forwardAllButSelected = false) = 0;
-  virtual ReturnValue_t unregisterListener(MessageQueueId_t listener) = 0;
   virtual ReturnValue_t subscribeToEvent(MessageQueueId_t listener, EventId_t event) = 0;
   virtual ReturnValue_t subscribeToAllEventsFrom(MessageQueueId_t listener, object_id_t object) = 0;
   virtual ReturnValue_t unsubscribeFromAllEvents(MessageQueueId_t listener, object_id_t object) = 0;

src/fsfw/events/fwSubsystemIdRanges.h

@@ -10,7 +10,7 @@ enum : uint8_t {
   CDH = 28,
   TCS_1 = 59,
   PCDU_1 = 42,
-  POWER_SWITCH_IF = 43,
+  PCDU_2 = 43,
   HEATER = 50,
   T_SENSORS = 52,
   FDIR = 70,

src/fsfw/fdir/FailureIsolationBase.cpp

@@ -9,8 +9,9 @@
 FailureIsolationBase::FailureIsolationBase(object_id_t owner, object_id_t parent,
                                            uint8_t messageDepth, uint8_t parameterDomainBase)
     : ownerId(owner), faultTreeParent(parent), parameterDomainBase(parameterDomainBase) {
-  eventQueue =
+  auto mqArgs = MqArgs(owner, static_cast<void*>(this));
-      QueueFactory::instance()->createMessageQueue(messageDepth, EventMessage::EVENT_MESSAGE_SIZE);
+  eventQueue = QueueFactory::instance()->createMessageQueue(
+      messageDepth, EventMessage::EVENT_MESSAGE_SIZE, &mqArgs);
 }
 
 FailureIsolationBase::~FailureIsolationBase() {
@@ -23,7 +24,7 @@ FailureIsolationBase::~FailureIsolationBase() {
 #endif
     return;
   }
-  manager->unregisterListener(eventQueue->getId());
+  manager->unsubscribeFromAllEvents(eventQueue->getId(), ownerId);
   QueueFactory::instance()->deleteMessageQueue(eventQueue);
 }
 
@@ -61,11 +62,12 @@ ReturnValue_t FailureIsolationBase::initialize() {
         ObjectManager::instance()->get<ConfirmsFailuresIF>(faultTreeParent);
     if (parentIF == nullptr) {
 #if FSFW_CPP_OSTREAM_ENABLED == 1
-      sif::error << "FailureIsolationBase::intialize: Parent object"
+      sif::error << "FailureIsolationBase::intialize: Parent object "
-                 << "invalid." << std::endl;
+                 << "invalid" << std::endl;
-#endif
+      sif::error << "Make sure it implements ConfirmsFailuresIF" << std::endl;
-#if FSFW_CPP_OSTREAM_ENABLED == 1
+#else
-      sif::error << "Make sure it implements ConfirmsFailuresIF." << std::endl;
+      sif::printError("FailureIsolationBase::intialize: Parent object invalid\n");
+      sif::printError("Make sure it implements ConfirmsFailuresIF\n");
 #endif
       return ObjectManagerIF::CHILD_INIT_FAILED;
       return returnvalue::FAILED;

src/fsfw/fdir/FailureIsolationBase.h

@@ -12,13 +12,12 @@
 class FailureIsolationBase : public ConfirmsFailuresIF, public HasParametersIF {
  public:
   static const uint8_t SUBSYSTEM_ID = SUBSYSTEM_ID::FDIR_1;
-  static const Event FDIR_CHANGED_STATE =
+  //! FDIR has an internal state, which changed from par2 (oldState) to par1 (newState).
-      MAKE_EVENT(1, severity::INFO);  //!< FDIR has an internal state, which changed from par2
+  static const Event FDIR_CHANGED_STATE = MAKE_EVENT(1, severity::INFO);
-                                      //!< (oldState) to par1 (newState).
+  //! FDIR tries to restart device. Par1: event that caused recovery.
-  static const Event FDIR_STARTS_RECOVERY = MAKE_EVENT(
+  static const Event FDIR_STARTS_RECOVERY = MAKE_EVENT(2, severity::MEDIUM);
-      2, severity::MEDIUM);  //!< FDIR tries to restart device. Par1: event that caused recovery.
+  //! FDIR turns off device. Par1: event that caused recovery.
-  static const Event FDIR_TURNS_OFF_DEVICE = MAKE_EVENT(
+  static const Event FDIR_TURNS_OFF_DEVICE = MAKE_EVENT(3, severity::MEDIUM);
-      3, severity::MEDIUM);  //!< FDIR turns off device. Par1: event that caused recovery.
 
   FailureIsolationBase(object_id_t owner, object_id_t parent = objects::NO_OBJECT,
                        uint8_t messageDepth = 10, uint8_t parameterDomainBase = 0xF0);

src/fsfw/filesystem/HasFileSystemIF.h

@@ -40,6 +40,7 @@ class HasFileSystemIF {
   //! [EXPORT] : P1: Can be file system specific error code
   static constexpr ReturnValue_t GENERIC_FILE_ERROR = MAKE_RETURN_CODE(0);
   static constexpr ReturnValue_t GENERIC_DIR_ERROR = MAKE_RETURN_CODE(1);
+  static constexpr ReturnValue_t FILESYSTEM_INACTIVE = MAKE_RETURN_CODE(2);
   static constexpr ReturnValue_t GENERIC_RENAME_ERROR = MAKE_RETURN_CODE(3);
 
   //! [EXPORT] : File system is currently busy

src/fsfw/globalfunctions/matching/MatchTree.h

@@ -24,7 +24,7 @@ class MatchTree : public SerializeableMatcherIF<T>, public BinaryTree<Serializea
   MatchTree(iterator root, uint8_t maxDepth = -1)
       : BinaryTree<SerializeableMatcherIF<T>>(root.element), maxDepth(maxDepth) {}
   MatchTree() : BinaryTree<SerializeableMatcherIF<T>>(), maxDepth(-1) {}
-  virtual ~MatchTree() { clear(); }
+  virtual ~MatchTree() {}
   virtual bool match(T number) override { return matchesTree(number); }
   bool matchesTree(T number) {
     iterator iter = this->begin();
@@ -176,45 +176,6 @@ class MatchTree : public SerializeableMatcherIF<T>, public BinaryTree<Serializea
     return cleanUpElement(position);
   }
 
-  void clear() {
-    Node* localRoot = BinaryTree<SerializeableMatcherIF<T>>::rootNode;
-
-    if (localRoot == nullptr) {
-      return;
-    }
-
-    Node* node = localRoot->left;
-
-    while (true) {
-      if (node->left != nullptr) {
-        node = node->left;
-        continue;
-      }
-      if (node->right != nullptr) {
-        node = node->right;
-        continue;
-      }
-      if (node->parent == nullptr) {
-        // this is the root node with no children
-        if (node->value != nullptr) {
-          cleanUpElement(iterator(node));
-        }
-        return;
-      }
-      // leaf
-      {
-        Node* parent = node->parent;
-        if (parent->left == node) {
-          parent->left = nullptr;
-        } else {
-          parent->right = nullptr;
-        }
-        cleanUpElement(iterator(node));
-        node = parent;
-      }
-    }
-  }
-
   virtual ReturnValue_t cleanUpElement(iterator position) { return returnvalue::OK; }
 
   bool matchSubtree(iterator iter, T number) {

src/fsfw/globalfunctions/timevalOperations.cpp

@@ -1,8 +1,8 @@
 #include "fsfw/globalfunctions/timevalOperations.h"
 
 timeval& operator+=(timeval& lhs, const timeval& rhs) {
-  int64_t sum = static_cast<int64_t>(lhs.tv_sec) * 1000000. + lhs.tv_usec;
+  int64_t sum = lhs.tv_sec * 1000000. + lhs.tv_usec;
-  sum += static_cast<int64_t>(rhs.tv_sec) * 1000000. + rhs.tv_usec;
+  sum += rhs.tv_sec * 1000000. + rhs.tv_usec;
   lhs.tv_sec = sum / 1000000;
   lhs.tv_usec = sum - lhs.tv_sec * 1000000;
   return lhs;

src/fsfw/health/HealthHelper.cpp

@@ -5,11 +5,7 @@
 HealthHelper::HealthHelper(HasHealthIF* owner, object_id_t objectId)
     : objectId(objectId), owner(owner) {}
 
-HealthHelper::~HealthHelper() {
+HealthHelper::~HealthHelper() { healthTable->removeObject(objectId); }
-  if (healthTable != nullptr) {
-    healthTable->removeObject(objectId);
-  }
-}
 
 ReturnValue_t HealthHelper::handleHealthCommand(CommandMessage* message) {
   switch (message->getCommand()) {

src/fsfw/health/HealthTable.cpp

@@ -6,6 +6,8 @@
 
 HealthTable::HealthTable(object_id_t objectid) : SystemObject(objectid) {
   mutex = MutexFactory::instance()->createMutex();
+  ;
+
   mapIterator = healthMap.begin();
 }
 

src/fsfw/health/HealthTable.h

@@ -8,8 +8,6 @@
 #include "HealthTableIF.h"
 
 class HealthTable : public HealthTableIF, public SystemObject {
-  friend class CServiceHealthCommanding;
-
  public:
   explicit HealthTable(object_id_t objectid);
   ~HealthTable() override;

src/fsfw/internalerror/InternalErrorReporter.cpp

@@ -10,14 +10,13 @@ InternalErrorReporter::InternalErrorReporter(object_id_t setObjectId, uint32_t m
       poolManager(this, commandQueue),
       internalErrorSid(setObjectId, InternalErrorDataset::ERROR_SET_ID),
       internalErrorDataset(this) {
-  commandQueue = QueueFactory::instance()->createMessageQueue(messageQueueDepth);
   mutex = MutexFactory::instance()->createMutex();
+  auto mqArgs = MqArgs(setObjectId, static_cast<void *>(this));
+  commandQueue = QueueFactory::instance()->createMessageQueue(
+      messageQueueDepth, MessageQueueMessage::MAX_MESSAGE_SIZE, &mqArgs);
 }
 
-InternalErrorReporter::~InternalErrorReporter() {
+InternalErrorReporter::~InternalErrorReporter() { MutexFactory::instance()->deleteMutex(mutex); }
-  MutexFactory::instance()->deleteMutex(mutex);
-  QueueFactory::instance()->deleteMessageQueue(commandQueue);
-}
 
 void InternalErrorReporter::setDiagnosticPrintout(bool enable) {
   this->diagnosticPrintout = enable;
@@ -39,15 +38,14 @@ ReturnValue_t InternalErrorReporter::performOperation(uint8_t opCode) {
     if ((newQueueHits > 0) or (newTmHits > 0) or (newStoreHits > 0)) {
 #if FSFW_CPP_OSTREAM_ENABLED == 1
       sif::debug << "InternalErrorReporter::performOperation: Errors "
-                 << "occured!" << std::endl;
+                 << "occured: Queue | TM | Store : " << newQueueHits << " | " << newTmHits << " | "
-      sif::debug << "Queue errors: " << newQueueHits << std::endl;
+                 << newStoreHits << std::endl;
-      sif::debug << "TM errors: " << newTmHits << std::endl;
-      sif::debug << "Store errors: " << newStoreHits << std::endl;
 #else
-      sif::printDebug("InternalErrorReporter::performOperation: Errors occured!\n");
+      sif::printDebug(
-      sif::printDebug("Queue errors: %lu\n", static_cast<unsigned int>(newQueueHits));
+          "InternalErrorReporter::performOperation: Errors occured: Queue | TM | Store: %lu | %lu "
-      sif::printDebug("TM errors: %lu\n", static_cast<unsigned int>(newTmHits));
+          "| %lu\n",
-      sif::printDebug("Store errors: %lu\n", static_cast<unsigned int>(newStoreHits));
+          static_cast<unsigned int>(newQueueHits), static_cast<unsigned int>(newTmHits),
+          static_cast<unsigned int>(newStoreHits));
 #endif
     }
   }

src/fsfw/ipc/CommandMessageIF.h

@@ -34,7 +34,7 @@ class CommandMessageIF {
   static const Command_t CMD_NONE = MAKE_COMMAND_ID(0);
   static const Command_t REPLY_COMMAND_OK = MAKE_COMMAND_ID(1);
   //! Reply indicating that the current command was rejected,
-  //! par1 should contain the error code
+  //! Parameter 1 should contain the error code
   static const Command_t REPLY_REJECTED = MAKE_COMMAND_ID(2);
 
   virtual ~CommandMessageIF(){};

src/fsfw/modes/HasModesIF.h

@@ -19,32 +19,33 @@ class HasModesIF {
   static const ReturnValue_t INVALID_SUBMODE = MAKE_RETURN_CODE(0x04);
 
   static const uint8_t SUBSYSTEM_ID = SUBSYSTEM_ID::SYSTEM_MANAGER;
-  static const Event CHANGING_MODE =
+  //! An object announces changing the mode. p1: target mode. p2: target submode
-      MAKE_EVENT(0, severity::INFO);  //!< An object announces changing the mode. p1: target mode.
+  static const Event CHANGING_MODE = MAKE_EVENT(0, severity::INFO);
-                                      //!< p2: target submode
+  //! An Object announces its mode; parameter1 is mode, parameter2 is submode
-  static const Event MODE_INFO = MAKE_EVENT(
+  static const Event MODE_INFO = MAKE_EVENT(1, severity::INFO);
-      1,
-      severity::INFO);  //!< An Object announces its mode; parameter1 is mode, parameter2 is submode
   static const Event FALLBACK_FAILED = MAKE_EVENT(2, severity::HIGH);
   static const Event MODE_TRANSITION_FAILED = MAKE_EVENT(3, severity::LOW);
   static const Event CANT_KEEP_MODE = MAKE_EVENT(4, severity::HIGH);
-  static const Event OBJECT_IN_INVALID_MODE =
+  //! Indicates a bug or configuration failure: Object is in a mode it should never be in.
-      MAKE_EVENT(5, severity::LOW);  //!< Indicates a bug or configuration failure: Object is in a
+  static const Event OBJECT_IN_INVALID_MODE = MAKE_EVENT(5, severity::LOW);
-                                     //!< mode it should never be in.
+  //! The mode is changed, but for some reason, the change is forced, i.e. EXTERNAL_CONTROL ignored.
-  static const Event FORCING_MODE = MAKE_EVENT(
+  //! p1: target mode. p2: target submode
-      6, severity::MEDIUM);  //!< The mode is changed, but for some reason, the change is forced,
+  static const Event FORCING_MODE = MAKE_EVENT(6, severity::MEDIUM);
-                             //!< i.e. EXTERNAL_CONTROL ignored. p1: target mode. p2: target submode
+  //! A mode command was rejected by the called object. Par1: called object id, Par2: return code.
-  static const Event MODE_CMD_REJECTED =
+  static const Event MODE_CMD_REJECTED = MAKE_EVENT(7, severity::LOW);
-      MAKE_EVENT(7, severity::LOW);  //!< A mode command was rejected by the called object. Par1:
-                                     //!< called object id, Par2: return code.
 
-  static const Mode_t MODE_ON =
+  //! The device is powered and ready to perform operations. In this mode, no commands are
-      1;  //!< The device is powered and ready to perform operations. In this mode, no commands are
+  //! sent by the device handler itself, but direct commands van be commanded and will be
-          //!< sent by the device handler itself, but direct commands van be commanded and will be
+  //! interpreted
-          //!< interpreted
+  static constexpr Mode_t MODE_ON = 1;
-  static const Mode_t MODE_OFF = 0;  //!< The device is powered off. The only command accepted in
+  //! The device is powered off. The only command accepted in this mode is a mode change to on.
-                                     //!< this mode is a mode change to on.
+  static constexpr Mode_t MODE_OFF = 0;
-  static const Submode_t SUBMODE_NONE = 0;  //!< To avoid checks against magic number "0".
+
+  static constexpr Mode_t MODE_INVALID = -1;
+  static constexpr Mode_t MODE_UNDEFINED = -2;
+
+  //! To avoid checks against magic number "0".
+  static const Submode_t SUBMODE_NONE = 0;
 
   virtual ~HasModesIF() {}
   virtual MessageQueueId_t getCommandQueue() const = 0;

src/fsfw/modes/ModeMessage.cpp

@@ -24,19 +24,3 @@ void ModeMessage::setCantReachMode(CommandMessage* message, ReturnValue_t reason
   message->setParameter(reason);
   message->setParameter2(0);
 }
-
-void ModeMessage::setModeAnnounceMessage(CommandMessage& message, bool recursive) {
-  Command_t cmd;
-  if (recursive) {
-    cmd = CMD_MODE_ANNOUNCE_RECURSIVELY;
-  } else {
-    cmd = CMD_MODE_ANNOUNCE;
-  }
-  message.setCommand(cmd);
-}
-
-void ModeMessage::setCmdModeMessage(CommandMessage& message, Mode_t mode, Submode_t submode) {
-  setModeMessage(&message, CMD_MODE_COMMAND, mode, submode);
-}
-
-void ModeMessage::setModeReadMessage(CommandMessage& message) { message.setCommand(CMD_MODE_READ); }

src/fsfw/modes/ModeMessage.h

@@ -45,9 +45,6 @@ class ModeMessage {
 
   static void setModeMessage(CommandMessage* message, Command_t command, Mode_t mode,
                              Submode_t submode);
-  static void setCmdModeMessage(CommandMessage& message, Mode_t mode, Submode_t submode);
-  static void setModeAnnounceMessage(CommandMessage& message, bool recursive);
-  static void setModeReadMessage(CommandMessage& message);
   static void setCantReachMode(CommandMessage* message, ReturnValue_t reason);
   static void clear(CommandMessage* message);
 };

src/fsfw/objectmanager/ObjectManager.cpp

@@ -23,17 +23,9 @@ void ObjectManager::setObjectFactoryFunction(produce_function_t objFactoryFunc,
 
 ObjectManager::ObjectManager() = default;
 
-void ObjectManager::clear() {
-  if (objManagerInstance != nullptr) {
-    delete objManagerInstance;
-    objManagerInstance = nullptr;
-  }
-}
-
 ObjectManager::~ObjectManager() {
-  teardown = true;
+  for (auto const& iter : objectList) {
-  for (auto iter = objectList.begin(); iter != objectList.end(); iter = objectList.erase(iter)) {
+    delete iter.second;
-    delete iter->second;
   }
 }
 
@@ -61,12 +53,6 @@ ReturnValue_t ObjectManager::insert(object_id_t id, SystemObjectIF* object) {
 }
 
 ReturnValue_t ObjectManager::remove(object_id_t id) {
-  // this function is called during destruction of System Objects
-  // disabeld for teardown to avoid iterator invalidation and
-  // double free
-  if (teardown) {
-    return returnvalue::OK;
-  }
   if (this->getSystemObject(id) != nullptr) {
     this->objectList.erase(id);
 #if FSFW_CPP_OSTREAM_ENABLED == 1
@@ -109,13 +95,16 @@ void ObjectManager::initialize() {
   for (auto const& it : objectList) {
     result = it.second->initialize();
     if (result != returnvalue::OK) {
+#if FSFW_VERBOSE_LEVEL >= 1
 #if FSFW_CPP_OSTREAM_ENABLED == 1
-      object_id_t var = it.first;
       sif::error << "ObjectManager::initialize: Object 0x" << std::hex << std::setw(8)
-                 << std::setfill('0') << var
+                 << std::setfill('0') << it.first << " failed to initialize with code 0x" << result
-                 << " failed to "
+                 << std::dec << std::setfill(' ') << std::endl;
-                    "initialize with code 0x"
+#else
-                 << result << std::dec << std::setfill(' ') << std::endl;
+      sif::printError(
+          "ObjectManager::initialize: Object 0x%08x failed to initialize with code 0x%04x\n", var,
+          it.first);
+#endif
 #endif
       errorCount++;
     }

src/fsfw/objectmanager/ObjectManager.h

@@ -24,17 +24,12 @@ class ObjectManager : public ObjectManagerIF {
   using produce_function_t = void (*)(void* args);
 
   /**
-   * Returns the single instance of ObjectManager.
+   * Returns the single instance of TaskFactory.
    * The implementation of #instance is found in its subclasses.
    * Thus, we choose link-time variability of the  instance.
    */
   static ObjectManager* instance();
 
-  /**
-   * Deletes the single instance of ObjectManager
-   */
-  static void clear();
-
   void setObjectFactoryFunction(produce_function_t prodFunc, void* args);
 
   template <typename T>
@@ -71,9 +66,6 @@ class ObjectManager : public ObjectManagerIF {
    */
   std::map<object_id_t, SystemObjectIF*> objectList;
   static ObjectManager* objManagerInstance;
-  // used when the OM itself is deleted to modify behaviour of remove()
-  // to avoid iterator invalidation and double free
-  bool teardown = false;
 };
 
 // Documentation can be found in the class method declaration above

src/fsfw/osal/CMakeLists.txt

@@ -1,13 +1,10 @@
 # Check the OS_FSFW variable
 if(FSFW_OSAL MATCHES "freertos")
   add_subdirectory(freertos)
-  set(FSFW_OSAL_FREERTOS 1)
 elseif(FSFW_OSAL MATCHES "rtems")
   add_subdirectory(rtems)
-  set(FSFW_OSAL_RTEMS 1)
 elseif(FSFW_OSAL MATCHES "linux")
   add_subdirectory(linux)
-  set(FSFW_OSAL_LINUX 1)
 elseif(FSFW_OSAL MATCHES "host")
   add_subdirectory(host)
   if(WIN32)
@@ -16,20 +13,18 @@ elseif(FSFW_OSAL MATCHES "host")
     # We still need to pull in some Linux specific sources
     target_sources(${LIB_FSFW_NAME} PUBLIC linux/tcpipHelpers.cpp)
   endif()
-  set(FSFW_OSAL_HOST 1)
+
 else()
+
   message(
     WARNING
       "${MSG_PREFIX} The FSFW_OSAL variable was not set. Assuming host OS..")
-
   # Not set. Assumuing this is a host build, try to determine host OS
   if(WIN32)
     add_subdirectory(host)
     add_subdirectory(windows)
-    set(FSFW_OSAL_HOST 1)
   elseif(UNIX)
     add_subdirectory(linux)
-    set(FSFW_OSAL_LINUX 1)
   else()
     # MacOS or other OSes have not been tested yet / are not supported.
     message(FATAL_ERROR "The host OS could not be determined! Aborting.")
@@ -38,5 +33,3 @@ else()
 endif()
 
 add_subdirectory(common)
-
-configure_file(osal.h.in ${CMAKE_BINARY_DIR}/fsfw/osal/osal.h)

src/fsfw/osal/common/TcpTmTcServer.cpp

@@ -26,12 +26,12 @@
 const std::string TcpTmTcServer::DEFAULT_SERVER_PORT = tcpip::DEFAULT_SERVER_PORT;
 
 TcpTmTcServer::TcpTmTcServer(object_id_t objectId, object_id_t tmtcTcpBridge,
-                             TcpTmTcServer::TcpConfig cfg, size_t receptionBufferSize,
+                             size_t receptionBufferSize, size_t ringBufferSize,
-                             size_t ringBufferSize, ReceptionModes receptionMode)
+                             std::string customTcpServerPort, ReceptionModes receptionMode)
     : SystemObject(objectId),
       tmtcBridgeId(tmtcTcpBridge),
       receptionMode(receptionMode),
-      tcpConfig(cfg),
+      tcpConfig(std::move(customTcpServerPort)),
       receptionBuffer(receptionBufferSize),
       ringBuffer(ringBufferSize, true) {}
 
@@ -91,15 +91,6 @@ ReturnValue_t TcpTmTcServer::initialize() {
     return returnvalue::FAILED;
   }
 
-  if (tcpConfig.reuseAddr) {
-    unsigned int enable = 1;
-    setsockopt(listenerTcpSocket, SOL_SOCKET, SO_REUSEADDR, &enable, sizeof(enable));
-  }
-  if (tcpConfig.reusePort) {
-    unsigned int enable = 1;
-    setsockopt(listenerTcpSocket, SOL_SOCKET, SO_REUSEPORT, &enable, sizeof(enable));
-  }
-
   // Bind to the address found by getaddrinfo
   retval = bind(listenerTcpSocket, addrResult->ai_addr, static_cast<int>(addrResult->ai_addrlen));
   if (retval == SOCKET_ERROR) {

src/fsfw/osal/common/TcpTmTcServer.h

@@ -41,11 +41,11 @@ class SpacePacketParser;
  */
 class TcpTmTcServer : public SystemObject, public TcpIpBase, public ExecutableObjectIF {
  public:
+  enum class ReceptionModes { SPACE_PACKETS };
+
   struct TcpConfig {
    public:
-    TcpConfig(bool reuseAddr, bool reusePort) : reuseAddr(reuseAddr), reusePort(reusePort) {}
+    explicit TcpConfig(std::string tcpPort) : tcpPort(std::move(tcpPort)) {}
-    TcpConfig(std::string tcpPort, bool reuseAddr, bool reusePort)
-        : tcpPort(std::move(tcpPort)), reuseAddr(reuseAddr), reusePort(reusePort) {}
 
     /**
      * Passed to the recv call
@@ -63,23 +63,8 @@ class TcpTmTcServer : public SystemObject, public TcpIpBase, public ExecutableOb
      */
     int tcpTmFlags = 0;
 
-    std::string tcpPort = DEFAULT_SERVER_PORT;
+    const std::string tcpPort;
-
-    /**
-     * Sets the SO_REUSEADDR option on the socket. See
-     * https://man7.org/linux/man-pages/man7/socket.7.html for more details. This option is
-     * especially useful in a debugging and development environment where an OBSW image might be
-     * re-flashed oftentimes and where all incoming telecommands are received on a dedicated TCP
-     * port.
-     */
-    bool reuseAddr = false;
-    /**
-     * Sets the SO_REUSEPORT option on the socket. See
-     * https://man7.org/linux/man-pages/man7/socket.7.html for more details.
-     */
-    bool reusePort = false;
   };
-  enum class ReceptionModes { SPACE_PACKETS };
 
   static const std::string DEFAULT_SERVER_PORT;
 
@@ -95,9 +80,10 @@ class TcpTmTcServer : public SystemObject, public TcpIpBase, public ExecutableOb
    *                              size will be the Ethernet MTU size
    * @param customTcpServerPort   The user can specify another port than the default (7301) here.
    */
-  TcpTmTcServer(object_id_t objectId, object_id_t tmtcTcpBridge, TcpTmTcServer::TcpConfig cfg,
+  TcpTmTcServer(object_id_t objectId, object_id_t tmtcTcpBridge,
                 size_t receptionBufferSize = RING_BUFFER_SIZE,
                 size_t ringBufferSize = RING_BUFFER_SIZE,
+                std::string customTcpServerPort = DEFAULT_SERVER_PORT,
                 ReceptionModes receptionMode = ReceptionModes::SPACE_PACKETS);
   ~TcpTmTcServer() override;
 

src/fsfw/osal/linux/Clock.cpp

@@ -76,17 +76,14 @@ timeval Clock::getUptime() {
 }
 
 ReturnValue_t Clock::getUptime(timeval* uptime) {
+  // TODO This is not posix compatible and delivers only seconds precision
+  //  Linux specific file read but more precise.
   double uptimeSeconds;
-  std::ifstream ifile("/proc/uptime");
+  if (std::ifstream("/proc/uptime", std::ios::in) >> uptimeSeconds) {
-  if (ifile.bad()) {
-    return returnvalue::FAILED;
-  }
-  if (ifile >> uptimeSeconds) {
     uptime->tv_sec = uptimeSeconds;
     uptime->tv_usec = uptimeSeconds * (double)1e6 - (uptime->tv_sec * 1e6);
-    return returnvalue::OK;
   }
-  return returnvalue::FAILED;
+  return returnvalue::OK;
 }
 
 // Wait for new FSFW Clock function delivering seconds uptime.

src/fsfw/osal/linux/MessageQueue.cpp

@@ -21,7 +21,7 @@ MessageQueue::MessageQueue(uint32_t messageDepth, size_t maxMessageSize, MqArgs*
   attributes.mq_msgsize = maxMessageSize;
   attributes.mq_flags = 0;  // Flags are ignored on Linux during mq_open
   // Set the name of the queue. The slash is mandatory!
-  sprintf(name, "/FSFW_MQ%u", queueCounter++);
+  sprintf(name, "/FSFW_MQ%u\n", queueCounter++);
 
   // Create a nonblocking queue if the name is available (the queue is read
   // and writable for the owner as well as the group)

src/fsfw/osal/osal.h.in

@@ -1,36 +0,0 @@
-#pragma once
-
-namespace osal {
-    enum osalTarget{
-        HOST,
-        LINUX,
-        WINDOWS,
-        FREERTOS,
-        RTEMS,
-    };
-
-#cmakedefine FSFW_OSAL_HOST
-#cmakedefine FSFW_OSAL_LINUX
-#cmakedefine FSFW_OSAL_WINDOWS
-#cmakedefine FSFW_OSAL_FREERTOS
-#cmakedefine FSFW_OSAL_RTEMS
-
-
-    constexpr osalTarget getTarget() {
-#ifdef FSFW_OSAL_HOST
-  return HOST;
-#endif
-#ifdef FSFW_OSAL_LINUX
-  return LINUX;
-#endif
-#ifdef FSFW_OSAL_WINDOWS
-  return WINDOWS;
-#endif
-#ifdef FSFW_OSAL_FREERTOS
-  return FREERTOS;
-#endif
-#ifdef FSFW_OSAL_RTEMS
-  return RTEMS;
-#endif
-    }
-};

src/fsfw/osal/rtems/SemaphoreFactory.cpp

@@ -1,5 +1,5 @@
 #include "fsfw/osal/rtems/BinarySemaphore.h"
-// #include "fsfw/osal/rtems/CountingSemaphore.h"
+//#include "fsfw/osal/rtems/CountingSemaphore.h"
 
 #include "fsfw/serviceinterface/ServiceInterface.h"
 #include "fsfw/tasks/SemaphoreFactory.h"

src/fsfw/parameters/HasParametersIF.h

@@ -66,7 +66,8 @@ class HasParametersIF {
    * @param newValues
    * @param startAtIndex Linear index, runs left to right, top to bottom for
    * matrix indexes.
-   * @return
+   * @return returnvalue::OK if parameter is valid and a set function of the parameter wrapper was
+   * called.
    */
   virtual ReturnValue_t getParameter(uint8_t domainId, uint8_t uniqueIdentifier,
                                      ParameterWrapper *parameterWrapper,

src/fsfw/parameters/ParameterWrapper.cpp

@@ -211,9 +211,13 @@ ReturnValue_t ParameterWrapper::copyFrom(const ParameterWrapper *from,
   if (data == nullptr) {
 #if FSFW_VERBOSE_LEVEL >= 1
 #if FSFW_CPP_OSTREAM_ENABLED == 1
-    sif::warning << "ParameterWrapper::copyFrom: Called on read-only variable!" << std::endl;
+    sif::warning << "ParameterWrapper::copyFrom: Called on read-only variable or "
+                    "data pointer not set"
+                 << std::endl;
 #else
-    sif::printWarning("ParameterWrapper::copyFrom: Called on read-only variable!\n");
+    sif::printWarning(
+        "ParameterWrapper::copyFrom: Called on read-only variable "
+        "or data pointer not set\n");
 #endif
 #endif /* FSFW_VERBOSE_LEVEL >= 1 */
     return READONLY;
@@ -222,9 +226,9 @@ ReturnValue_t ParameterWrapper::copyFrom(const ParameterWrapper *from,
   if (from->readonlyData == nullptr) {
 #if FSFW_VERBOSE_LEVEL >= 1
 #if FSFW_CPP_OSTREAM_ENABLED == 1
-    sif::warning << "ParameterWrapper::copyFrom: Source not set!" << std::endl;
+    sif::warning << "ParameterWrapper::copyFrom: Source not set" << std::endl;
 #else
-    sif::printWarning("ParameterWrapper::copyFrom: Source not set!\n");
+    sif::printWarning("ParameterWrapper::copyFrom: Source not set\n");
 #endif
 #endif /* FSFW_VERBOSE_LEVEL >= 1 */
     return SOURCE_NOT_SET;
@@ -233,9 +237,9 @@ ReturnValue_t ParameterWrapper::copyFrom(const ParameterWrapper *from,
   if (type != from->type) {
 #if FSFW_VERBOSE_LEVEL >= 1
 #if FSFW_CPP_OSTREAM_ENABLED == 1
-    sif::warning << "ParameterWrapper::copyFrom: Datatype missmatch!" << std::endl;
+    sif::warning << "ParameterWrapper::copyFrom: Datatype missmatch" << std::endl;
 #else
-    sif::printWarning("ParameterWrapper::copyFrom: Datatype missmatch!\n");
+    sif::printWarning("ParameterWrapper::copyFrom: Datatype missmatch\n");
 #endif
 #endif /* FSFW_VERBOSE_LEVEL >= 1 */
     return DATATYPE_MISSMATCH;
@@ -245,9 +249,9 @@ ReturnValue_t ParameterWrapper::copyFrom(const ParameterWrapper *from,
   if (rows == 0 or columns == 0) {
 #if FSFW_VERBOSE_LEVEL >= 1
 #if FSFW_CPP_OSTREAM_ENABLED == 1
-    sif::warning << "ParameterWrapper::copyFrom: Columns or rows zero!" << std::endl;
+    sif::warning << "ParameterWrapper::copyFrom: Columns or rows zero" << std::endl;
 #else
-    sif::printWarning("ParameterWrapper::copyFrom: Columns or rows zero!\n");
+    sif::printWarning("ParameterWrapper::copyFrom: Columns or rows zero\n");
 #endif
 #endif /* FSFW_VERBOSE_LEVEL >= 1 */
     return COLUMN_OR_ROWS_ZERO;

src/fsfw/power/Fuse.h

@@ -32,7 +32,7 @@ class Fuse : public SystemObject,
     gp_id_t poolIdPower;
   };
 
-  static const uint8_t SUBSYSTEM_ID = SUBSYSTEM_ID::POWER_SWITCH_IF;
+  static const uint8_t SUBSYSTEM_ID = SUBSYSTEM_ID::PCDU_1;
   //! PSS detected that current on a fuse is totally out of bounds.
   static const Event FUSE_CURRENT_HIGH = MAKE_EVENT(1, severity::LOW);
   //! PSS detected a fuse that went off.

src/fsfw/power/PowerSwitchIF.h

@@ -28,9 +28,7 @@ class PowerSwitchIF {
   static const ReturnValue_t SWITCH_TIMEOUT = MAKE_RETURN_CODE(2);
   static const ReturnValue_t FUSE_ON = MAKE_RETURN_CODE(3);
   static const ReturnValue_t FUSE_OFF = MAKE_RETURN_CODE(4);
-  static const ReturnValue_t SWITCH_UNKNOWN = MAKE_RETURN_CODE(5);
+  static const uint8_t SUBSYSTEM_ID = SUBSYSTEM_ID::PCDU_2;
-
-  static const uint8_t SUBSYSTEM_ID = SUBSYSTEM_ID::POWER_SWITCH_IF;
   //!< Someone detected that a switch went off which shouldn't. Severity:
   //!< Low, Parameter1: switchId1, Parameter2: switchId2
   static const Event SWITCH_WENT_OFF = MAKE_EVENT(0, severity::LOW);
@@ -52,7 +50,6 @@ class PowerSwitchIF {
    * @return
    *     - @c SWITCH_ON if the specified switch is on.
    *     - @c SWITCH_OFF if the specified switch is off.
-   *     - @c SWITCH_UNKNOWN if the state of the specified switch is unknown.
    *     - @c returnvalue::FAILED if an error occured
    */
   virtual ReturnValue_t getSwitchState(power::Switch_t switchNr) const = 0;

src/fsfw/pus/CMakeLists.txt

@@ -9,4 +9,4 @@ target_sources(
           Service17Test.cpp
           Service20ParameterManagement.cpp
           CService200ModeCommanding.cpp
-          CServiceHealthCommanding.cpp)
+          CService201HealthCommanding.cpp)

src/fsfw/pus/CService200ModeCommanding.cpp

@@ -19,8 +19,7 @@ ReturnValue_t CService200ModeCommanding::isValidSubservice(uint8_t subservice) {
   switch (subservice) {
     case (Subservice::COMMAND_MODE_COMMAND):
     case (Subservice::COMMAND_MODE_READ):
-    case (Subservice::COMMAND_MODE_ANNOUNCE):
+    case (Subservice::COMMAND_MODE_ANNCOUNCE):
-    case (Subservice::COMMAND_MODE_ANNOUNCE_RECURSIVELY):
       return returnvalue::OK;
     default:
       return AcceptsTelecommandsIF::INVALID_SUBSERVICE;
@@ -54,32 +53,16 @@ ReturnValue_t CService200ModeCommanding::checkInterfaceAndAcquireMessageQueue(
 ReturnValue_t CService200ModeCommanding::prepareCommand(CommandMessage *message, uint8_t subservice,
                                                         const uint8_t *tcData, size_t tcDataLen,
                                                         uint32_t *state, object_id_t objectId) {
-  bool recursive = false;
+  ModePacket modeCommandPacket;
-  switch (subservice) {
+  ReturnValue_t result =
-    case (Subservice::COMMAND_MODE_COMMAND): {
+      modeCommandPacket.deSerialize(&tcData, &tcDataLen, SerializeIF::Endianness::BIG);
-      ModePacket modeCommandPacket;
+  if (result != returnvalue::OK) {
-      ReturnValue_t result =
+    return result;
-          modeCommandPacket.deSerialize(&tcData, &tcDataLen, SerializeIF::Endianness::BIG);
-      if (result != returnvalue::OK) {
-        return result;
-      }
-
-      ModeMessage::setModeMessage(message, ModeMessage::CMD_MODE_COMMAND,
-                                  modeCommandPacket.getMode(), modeCommandPacket.getSubmode());
-      return returnvalue::OK;
-    }
-    case (Subservice::COMMAND_MODE_ANNOUNCE_RECURSIVELY):
-      recursive = true;
-      [[fallthrough]];
-    case (Subservice::COMMAND_MODE_ANNOUNCE):
-      ModeMessage::setModeAnnounceMessage(*message, recursive);
-      return EXECUTION_COMPLETE;
-    case (Subservice::COMMAND_MODE_READ):
-      ModeMessage::setModeReadMessage(*message);
-      return returnvalue::OK;
-    default:
-      return CommandingServiceBase::INVALID_SUBSERVICE;
   }
+
+  ModeMessage::setModeMessage(message, ModeMessage::CMD_MODE_COMMAND, modeCommandPacket.getMode(),
+                              modeCommandPacket.getSubmode());
+  return result;
 }
 
 ReturnValue_t CService200ModeCommanding::handleReply(const CommandMessage *reply,
@@ -90,10 +73,8 @@ ReturnValue_t CService200ModeCommanding::handleReply(const CommandMessage *reply
   ReturnValue_t result = returnvalue::FAILED;
   switch (replyId) {
     case (ModeMessage::REPLY_MODE_REPLY): {
-      if (previousCommand != ModeMessage::CMD_MODE_COMMAND) {
+      result = prepareModeReply(reply, objectId);
-        return prepareModeReply(reply, objectId);
+      break;
-      }
-      return returnvalue::OK;
     }
     case (ModeMessage::REPLY_WRONG_MODE_REPLY): {
       result = prepareWrongModeReply(reply, objectId);

src/fsfw/pus/CService200ModeCommanding.h

@@ -52,7 +52,7 @@ class CService200ModeCommanding : public CommandingServiceBase {
     COMMAND_MODE_READ = 3,
     //!< [EXPORT] : [COMMAND] Trigger an ModeInfo Event.
     //! This command does NOT have a reply
-    COMMAND_MODE_ANNOUNCE = 4,
+    COMMAND_MODE_ANNCOUNCE = 4,
     //!< [EXPORT] : [COMMAND] Trigger a ModeInfo Event and to send this
     //! command to every child. This command does NOT have a reply.
     COMMAND_MODE_ANNOUNCE_RECURSIVELY = 5,

src/fsfw/pus/CService201HealthCommanding.cpp

@@ -0,0 +1,106 @@
+#include "fsfw/pus/CService201HealthCommanding.h"
+
+#include "fsfw/health/HasHealthIF.h"
+#include "fsfw/health/HealthMessage.h"
+#include "fsfw/objectmanager/ObjectManager.h"
+#include "fsfw/pus/servicepackets/Service201Packets.h"
+#include "fsfw/serviceinterface/ServiceInterface.h"
+
+CService201HealthCommanding::CService201HealthCommanding(object_id_t objectId, uint16_t apid,
+                                                         uint8_t serviceId,
+                                                         uint8_t numParallelCommands,
+                                                         uint16_t commandTimeoutSeconds)
+    : CommandingServiceBase(objectId, apid, "PUS 201 Health MGMT", serviceId, numParallelCommands,
+                            commandTimeoutSeconds) {}
+
+ReturnValue_t CService201HealthCommanding::isValidSubservice(uint8_t subservice) {
+  switch (subservice) {
+    case (Subservice::COMMAND_SET_HEALTH):
+    case (Subservice::COMMAND_ANNOUNCE_HEALTH):
+    case (Subservice::COMMAND_ANNOUNCE_HEALTH_ALL):
+      return returnvalue::OK;
+    default:
+#if FSFW_CPP_OSTREAM_ENABLED == 1
+      sif::error << "Invalid Subservice" << std::endl;
+#endif
+      return AcceptsTelecommandsIF::INVALID_SUBSERVICE;
+  }
+}
+
+ReturnValue_t CService201HealthCommanding::getMessageQueueAndObject(uint8_t subservice,
+                                                                    const uint8_t *tcData,
+                                                                    size_t tcDataLen,
+                                                                    MessageQueueId_t *id,
+                                                                    object_id_t *objectId) {
+  if (tcDataLen < sizeof(object_id_t)) {
+    return CommandingServiceBase::INVALID_TC;
+  }
+  SerializeAdapter::deSerialize(objectId, &tcData, &tcDataLen, SerializeIF::Endianness::BIG);
+
+  return checkInterfaceAndAcquireMessageQueue(id, objectId);
+}
+
+ReturnValue_t CService201HealthCommanding::checkInterfaceAndAcquireMessageQueue(
+    MessageQueueId_t *messageQueueToSet, const object_id_t *objectId) {
+  auto *destination = ObjectManager::instance()->get<HasHealthIF>(*objectId);
+  if (destination == nullptr) {
+    return CommandingServiceBase::INVALID_OBJECT;
+  }
+
+  *messageQueueToSet = destination->getCommandQueue();
+  return returnvalue::OK;
+}
+
+ReturnValue_t CService201HealthCommanding::prepareCommand(CommandMessage *message,
+                                                          uint8_t subservice, const uint8_t *tcData,
+                                                          size_t tcDataLen, uint32_t *state,
+                                                          object_id_t objectId) {
+  ReturnValue_t result = returnvalue::OK;
+  switch (subservice) {
+    case (Subservice::COMMAND_SET_HEALTH): {
+      HealthSetCommand healthCommand;
+      result = healthCommand.deSerialize(&tcData, &tcDataLen, SerializeIF::Endianness::BIG);
+      if (result != returnvalue::OK) {
+        break;
+      }
+      HealthMessage::setHealthMessage(message, HealthMessage::HEALTH_SET,
+                                      healthCommand.getHealth());
+      break;
+    }
+    case (Subservice::COMMAND_ANNOUNCE_HEALTH): {
+      HealthMessage::setHealthMessage(message, HealthMessage::HEALTH_ANNOUNCE);
+      break;
+    }
+    case (Subservice::COMMAND_ANNOUNCE_HEALTH_ALL): {
+      HealthMessage::setHealthMessage(message, HealthMessage::HEALTH_ANNOUNCE_ALL);
+      break;
+    }
+    default: {
+      // Should never happen, subservice was already checked
+      result = returnvalue::FAILED;
+    }
+  }
+  return result;
+}
+
+ReturnValue_t CService201HealthCommanding::handleReply(const CommandMessage *reply,
+                                                       Command_t previousCommand, uint32_t *state,
+                                                       CommandMessage *optionalNextCommand,
+                                                       object_id_t objectId, bool *isStep) {
+  Command_t replyId = reply->getCommand();
+  if (replyId == HealthMessage::REPLY_HEALTH_SET) {
+    return EXECUTION_COMPLETE;
+  } else if (replyId == CommandMessageIF::REPLY_REJECTED) {
+    return reply->getReplyRejectedReason();
+  }
+  return CommandingServiceBase::INVALID_REPLY;
+}
+
+// Not used for now, health state already reported by event
+[[maybe_unused]] ReturnValue_t CService201HealthCommanding::prepareHealthSetReply(
+    const CommandMessage *reply) {
+  auto health = static_cast<uint8_t>(HealthMessage::getHealth(reply));
+  auto oldHealth = static_cast<uint8_t>(HealthMessage::getOldHealth(reply));
+  HealthSetReply healthSetReply(health, oldHealth);
+  return sendTmPacket(Subservice::REPLY_HEALTH_SET, healthSetReply);
+}

src/fsfw/pus/CService201HealthCommanding.h

@@ -1,26 +1,8 @@
 #ifndef FSFW_PUS_CSERVICE201HEALTHCOMMANDING_H_
 #define FSFW_PUS_CSERVICE201HEALTHCOMMANDING_H_
 
-#include <fsfw/health/HealthTable.h>
-
 #include "fsfw/tmtcservices/CommandingServiceBase.h"
 
-struct HealthServiceCfg {
-  HealthServiceCfg(object_id_t objectId, uint16_t apid, object_id_t healthTable,
-                   uint16_t maxNumHealthInfoPerCycle)
-      : objectId(objectId),
-        apid(apid),
-        table(healthTable),
-        maxNumHealthInfoPerCycle(maxNumHealthInfoPerCycle) {}
-  object_id_t objectId;
-  uint16_t apid;
-  object_id_t table;
-  uint16_t maxNumHealthInfoPerCycle;
-  uint8_t service = 201;
-  uint8_t numParallelCommands = 4;
-  uint16_t commandTimeoutSeconds = 60;
-};
-
 /**
  * @brief   Custom PUS service to set health of all objects
  *          implementing hasHealthIF.
@@ -35,12 +17,11 @@ struct HealthServiceCfg {
  * child class like this service
  *
  */
-class CServiceHealthCommanding : public CommandingServiceBase {
+class CService201HealthCommanding : public CommandingServiceBase {
  public:
-  CServiceHealthCommanding(HealthServiceCfg args);
+  CService201HealthCommanding(object_id_t objectId, uint16_t apid, uint8_t serviceId,
-  ~CServiceHealthCommanding() override = default;
+                              uint8_t numParallelCommands = 4, uint16_t commandTimeoutSeconds = 60);
-
+  ~CService201HealthCommanding() override = default;
-  ReturnValue_t initialize() override;
 
  protected:
   /* CSB abstract function implementations */
@@ -56,14 +37,7 @@ class CServiceHealthCommanding : public CommandingServiceBase {
                             CommandMessage *optionalNextCommand, object_id_t objectId,
                             bool *isStep) override;
 
-  void doPeriodicOperation() override;
-
  private:
-  const object_id_t healthTableId;
-  HealthTable *healthTable;
-  uint16_t maxNumHealthInfoPerCycle = 0;
-  bool reportAllHealth = false;
-  ReturnValue_t iterateHealthTable(bool reset);
   static ReturnValue_t checkInterfaceAndAcquireMessageQueue(MessageQueueId_t *MessageQueueToSet,
                                                             const object_id_t *objectId);
 

src/fsfw/pus/CServiceHealthCommanding.cpp

@@ -1,161 +0,0 @@
-#include <fsfw/events/EventManagerIF.h>
-#include <fsfw/pus/CServiceHealthCommanding.h>
-
-#include "fsfw/health/HasHealthIF.h"
-#include "fsfw/health/HealthMessage.h"
-#include "fsfw/objectmanager/ObjectManager.h"
-#include "fsfw/pus/servicepackets/Service201Packets.h"
-#include "fsfw/serviceinterface/ServiceInterface.h"
-
-CServiceHealthCommanding::CServiceHealthCommanding(HealthServiceCfg args)
-    : CommandingServiceBase(args.objectId, args.apid, "PUS 201 Health MGMT", args.service,
-                            args.numParallelCommands, args.commandTimeoutSeconds),
-      healthTableId(args.table),
-      maxNumHealthInfoPerCycle(args.maxNumHealthInfoPerCycle) {}
-
-ReturnValue_t CServiceHealthCommanding::initialize() {
-  ReturnValue_t result = CommandingServiceBase::initialize();
-  if (result != returnvalue::OK) {
-    return result;
-  }
-
-  healthTable = ObjectManager::instance()->get<HealthTable>(healthTableId);
-  if (healthTable == nullptr) {
-    return returnvalue::FAILED;
-  }
-
-  return returnvalue::OK;
-}
-
-ReturnValue_t CServiceHealthCommanding::isValidSubservice(uint8_t subservice) {
-  switch (subservice) {
-    case (Subservice::COMMAND_SET_HEALTH):
-    case (Subservice::COMMAND_ANNOUNCE_HEALTH):
-    case (Subservice::COMMAND_ANNOUNCE_HEALTH_ALL):
-      return returnvalue::OK;
-    default:
-#if FSFW_CPP_OSTREAM_ENABLED == 1
-      sif::error << "Invalid Subservice" << std::endl;
-#endif
-      return AcceptsTelecommandsIF::INVALID_SUBSERVICE;
-  }
-}
-
-ReturnValue_t CServiceHealthCommanding::getMessageQueueAndObject(uint8_t subservice,
-                                                                 const uint8_t *tcData,
-                                                                 size_t tcDataLen,
-                                                                 MessageQueueId_t *id,
-                                                                 object_id_t *objectId) {
-  switch (subservice) {
-    case (Subservice::COMMAND_SET_HEALTH):
-    case (Subservice::COMMAND_ANNOUNCE_HEALTH): {
-      if (tcDataLen < sizeof(object_id_t)) {
-        return CommandingServiceBase::INVALID_TC;
-      }
-      SerializeAdapter::deSerialize(objectId, &tcData, &tcDataLen, SerializeIF::Endianness::BIG);
-
-      return checkInterfaceAndAcquireMessageQueue(id, objectId);
-    }
-    case (Subservice::COMMAND_ANNOUNCE_HEALTH_ALL): {
-      return returnvalue::OK;
-    }
-    default: {
-      return returnvalue::FAILED;
-    }
-  }
-}
-
-ReturnValue_t CServiceHealthCommanding::checkInterfaceAndAcquireMessageQueue(
-    MessageQueueId_t *messageQueueToSet, const object_id_t *objectId) {
-  auto *destination = ObjectManager::instance()->get<HasHealthIF>(*objectId);
-  if (destination == nullptr) {
-    return CommandingServiceBase::INVALID_OBJECT;
-  }
-
-  *messageQueueToSet = destination->getCommandQueue();
-  return returnvalue::OK;
-}
-
-ReturnValue_t CServiceHealthCommanding::prepareCommand(CommandMessage *message, uint8_t subservice,
-                                                       const uint8_t *tcData, size_t tcDataLen,
-                                                       uint32_t *state, object_id_t objectId) {
-  ReturnValue_t result = returnvalue::OK;
-  switch (subservice) {
-    case (Subservice::COMMAND_SET_HEALTH): {
-      if (tcDataLen != sizeof(object_id_t) + sizeof(HasHealthIF::HealthState)) {
-        return CommandingServiceBase::INVALID_TC;
-      }
-      HealthSetCommand healthCommand;
-      result = healthCommand.deSerialize(&tcData, &tcDataLen, SerializeIF::Endianness::BIG);
-      if (result != returnvalue::OK) {
-        break;
-      }
-      HealthMessage::setHealthMessage(message, HealthMessage::HEALTH_SET,
-                                      healthCommand.getHealth());
-      break;
-    }
-    case (Subservice::COMMAND_ANNOUNCE_HEALTH): {
-      HealthMessage::setHealthMessage(message, HealthMessage::HEALTH_ANNOUNCE);
-      return CommandingServiceBase::EXECUTION_COMPLETE;
-    }
-    case (Subservice::COMMAND_ANNOUNCE_HEALTH_ALL): {
-      ReturnValue_t result = iterateHealthTable(true);
-      if (result == returnvalue::OK) {
-        reportAllHealth = true;
-        return EXECUTION_COMPLETE;
-      }
-      return result;
-    }
-    default: {
-      // Should never happen, subservice was already checked
-      result = returnvalue::FAILED;
-    }
-  }
-  return result;
-}
-
-ReturnValue_t CServiceHealthCommanding::handleReply(const CommandMessage *reply,
-                                                    Command_t previousCommand, uint32_t *state,
-                                                    CommandMessage *optionalNextCommand,
-                                                    object_id_t objectId, bool *isStep) {
-  Command_t replyId = reply->getCommand();
-  if (replyId == HealthMessage::REPLY_HEALTH_SET) {
-    return EXECUTION_COMPLETE;
-  } else if (replyId == CommandMessageIF::REPLY_REJECTED) {
-    return reply->getReplyRejectedReason();
-  }
-  return CommandingServiceBase::INVALID_REPLY;
-}
-
-void CServiceHealthCommanding::doPeriodicOperation() {
-  if (reportAllHealth) {
-    for (uint8_t i = 0; i < maxNumHealthInfoPerCycle; i++) {
-      ReturnValue_t result = iterateHealthTable(false);
-      if (result != returnvalue::OK) {
-        reportAllHealth = false;
-        break;
-      }
-    }
-  }
-}
-
-// Not used for now, health state already reported by event
-[[maybe_unused]] ReturnValue_t CServiceHealthCommanding::prepareHealthSetReply(
-    const CommandMessage *reply) {
-  auto health = static_cast<uint8_t>(HealthMessage::getHealth(reply));
-  auto oldHealth = static_cast<uint8_t>(HealthMessage::getOldHealth(reply));
-  HealthSetReply healthSetReply(health, oldHealth);
-  return sendTmPacket(Subservice::REPLY_HEALTH_SET, healthSetReply);
-}
-
-ReturnValue_t CServiceHealthCommanding::iterateHealthTable(bool reset) {
-  std::pair<object_id_t, HasHealthIF::HealthState> pair;
-
-  ReturnValue_t result = healthTable->iterate(&pair, reset);
-  if (result != returnvalue::OK) {
-    return result;
-  } else {
-    EventManagerIF::triggerEvent(pair.first, HasHealthIF::HEALTH_INFO, pair.second, pair.second);
-    return returnvalue::OK;
-  }
-}

src/fsfw/pus/Service11TelecommandScheduling.h

@@ -41,8 +41,6 @@ class Service11TelecommandScheduling final : public PusServiceBase {
   static constexpr ReturnValue_t INVALID_TIME_WINDOW = returnvalue::makeCode(CLASS_ID, 2);
   static constexpr ReturnValue_t TIMESHIFTING_NOT_POSSIBLE = returnvalue::makeCode(CLASS_ID, 3);
   static constexpr ReturnValue_t INVALID_RELATIVE_TIME = returnvalue::makeCode(CLASS_ID, 4);
-  static constexpr ReturnValue_t CONTAINED_TC_TOO_SMALL = returnvalue::makeCode(CLASS_ID, 5);
-  static constexpr ReturnValue_t CONTAINED_TC_CRC_MISSMATCH = returnvalue::makeCode(CLASS_ID, 6);
 
   static constexpr uint8_t SUBSYSTEM_ID = SUBSYSTEM_ID::PUS_SERVICE_11;
 

src/fsfw/pus/Service11TelecommandScheduling.tpp

@@ -2,11 +2,9 @@
 
 #include <cstddef>
 
-#include "fsfw/globalfunctions/CRC.h"
 #include "fsfw/objectmanager/ObjectManager.h"
 #include "fsfw/serialize/SerializeAdapter.h"
 #include "fsfw/serviceinterface.h"
-#include "fsfw/tmtcpacket/pus/tc/PusTcIF.h"
 #include "fsfw/tmtcservices/AcceptsTelecommandsIF.h"
 
 static constexpr auto DEF_END = SerializeIF::Endianness::BIG;
@@ -79,7 +77,7 @@ inline ReturnValue_t Service11TelecommandScheduling<MAX_NUM_TCS>::performService
   // NOTE: The iterator is increased in the loop here. Increasing the iterator as for-loop arg
   // does not work in this case as we are deleting the current element here.
   for (auto it = telecommandMap.begin(); it != telecommandMap.end();) {
-    if (it->first <= tNow.tv_sec) {
+    if (it->first <= static_cast<uint32_t>(tNow.tv_sec)) {
       if (schedulingEnabled) {
         // release tc
         TmTcMessage releaseMsg(it->second.storeAddr);
@@ -173,14 +171,6 @@ inline ReturnValue_t Service11TelecommandScheduling<MAX_NUM_TCS>::doInsertActivi
     return returnvalue::FAILED;
   }
 
-  if (size < PusTcIF::MIN_SIZE) {
-    return CONTAINED_TC_TOO_SMALL;
-  }
-
-  if (CRC::crc16ccitt(data, size) != 0) {
-    return CONTAINED_TC_CRC_MISSMATCH;
-  }
-
   // store currentPacket and receive the store address
   store_address_t addr{};
   if (tcStore->addData(&addr, data, size) != returnvalue::OK ||

src/fsfw/pus/Service20ParameterManagement.cpp

@@ -69,14 +69,14 @@ ReturnValue_t Service20ParameterManagement::checkInterfaceAndAcquireMessageQueue
 #if FSFW_CPP_OSTREAM_ENABLED == 1
     sif::error << "Service20ParameterManagement::checkInterfaceAndAcquire"
                << "MessageQueue: Can't access object" << std::endl;
-    sif::error << "Object ID: 0x" << std::hex << *objectId << std::dec << std::endl;
+    sif::error << "Object ID: " << std::hex << objectId << std::dec << std::endl;
-    sif::error << "Make sure it implements ReceivesParameterMessagesIF" << std::endl;
+    sif::error << "Make sure it implements ReceivesParameterMessagesIF!" << std::endl;
 #else
     sif::printError(
         "Service20ParameterManagement::checkInterfaceAndAcquire"
         "MessageQueue: Can't access object\n");
     sif::printError("Object ID: 0x%08x\n", *objectId);
-    sif::printError("Make sure it implements ReceivesParameterMessagesIF\n");
+    sif::printError("Make sure it implements ReceivesParameterMessagesIF!\n");
 #endif
 
     return CommandingServiceBase::INVALID_OBJECT;

src/fsfw/pus/Service3Housekeeping.cpp

@@ -208,17 +208,17 @@ ReturnValue_t Service3Housekeeping::handleReply(const CommandMessage* reply,
       ReturnValue_t error = returnvalue::FAILED;
       HousekeepingMessage::getHkRequestFailureReply(reply, &error);
       failureParameter2 = error;
-      return CommandingServiceBase::EXECUTION_COMPLETE;
+      return returnvalue::FAILED;
     }
 
     default:
 #if FSFW_CPP_OSTREAM_ENABLED == 1
       sif::warning << "Service3Housekeeping::handleReply: Invalid reply with "
-                   << "reply command " << command << "!" << std::endl;
+                   << "reply command " << command << std::endl;
 #else
       sif::printWarning(
           "Service3Housekeeping::handleReply: Invalid reply with "
-          "reply command %hu!\n",
+          "reply command %hu\n",
           command);
 #endif
       return CommandingServiceBase::INVALID_REPLY;
@@ -248,19 +248,28 @@ void Service3Housekeeping::handleUnrequestedReply(CommandMessage* reply) {
     case (HousekeepingMessage::HK_REQUEST_FAILURE): {
       break;
     }
+    case (CommandMessage::REPLY_REJECTED): {
+#if FSFW_CPP_OSTREAM_ENABLED == 1
+      sif::warning << "Service3Housekeeping::handleUnrequestedReply: Unexpected reply "
+                      "rejected with error code"
+                   << reply->getParameter() << std::endl;
+#else
+#endif
+      break;
+    }
 
     default: {
 #if FSFW_CPP_OSTREAM_ENABLED == 1
       sif::warning << "Service3Housekeeping::handleUnrequestedReply: Invalid reply with reply "
                       "command "
-                   << command << "!" << std::endl;
+                   << command << "" << std::endl;
 #else
       sif::printWarning(
           "Service3Housekeeping::handleUnrequestedReply: Invalid reply with "
-          "reply command %hu!\n",
+          "reply command %hu\n",
           command);
 #endif
-      return;
+      break;
     }
   }
 
@@ -275,6 +284,7 @@ void Service3Housekeeping::handleUnrequestedReply(CommandMessage* reply) {
         "Could not generate reply!\n");
 #endif
   }
+  CommandingServiceBase::handleUnrequestedReply(reply);
 }
 
 MessageQueueId_t Service3Housekeeping::getHkQueue() const { return commandQueue->getId(); }

src/fsfw/pus/Service5EventReporting.cpp

@@ -13,8 +13,10 @@ Service5EventReporting::Service5EventReporting(PsbParams params, size_t maxNumbe
       storeHelper(params.apid),
       tmHelper(params.serviceId, storeHelper, sendHelper),
       maxNumberReportsPerCycle(maxNumberReportsPerCycle) {
+  auto mqArgs = MqArgs(getObjectId(), static_cast<void*>(this));
   psbParams.name = "PUS 5 Event Reporting";
-  eventQueue = QueueFactory::instance()->createMessageQueue(messageQueueDepth);
+  eventQueue = QueueFactory::instance()->createMessageQueue(
+      messageQueueDepth, MessageQueueMessage::MAX_MESSAGE_SIZE, &mqArgs);
 }
 
 Service5EventReporting::~Service5EventReporting() {
@@ -38,9 +40,6 @@ ReturnValue_t Service5EventReporting::performService() {
       }
     }
   }
-#if FSFW_CPP_OSTREAM_ENABLED == 1
-  sif::warning << "Service5EventReporting::generateEventReport: Too many events" << std::endl;
-#endif
   return returnvalue::OK;
 }
 

src/fsfw/pus/Service9TimeManagement.cpp

@@ -1,7 +1,5 @@
 #include "fsfw/pus/Service9TimeManagement.h"
 
-#include <cmath>
-
 #include "fsfw/events/EventManagerIF.h"
 #include "fsfw/pus/servicepackets/Service9Packets.h"
 #include "fsfw/serviceinterface/ServiceInterface.h"
@@ -17,17 +15,9 @@ ReturnValue_t Service9TimeManagement::performService() { return returnvalue::OK;
 
 ReturnValue_t Service9TimeManagement::handleRequest(uint8_t subservice) {
   switch (subservice) {
-    case Subservice::SET_TIME: {
+    case SUBSERVICE::SET_TIME: {
       return setTime();
     }
-    case Subservice::DUMP_TIME: {
-      timeval newTime;
-      Clock::getClock_timeval(&newTime);
-      uint32_t subsecondMs =
-          static_cast<uint32_t>(std::floor(static_cast<double>(newTime.tv_usec) / 1000.0));
-      triggerEvent(CLOCK_DUMP, newTime.tv_sec, subsecondMs);
-      return returnvalue::OK;
-    }
     default:
       return AcceptsTelecommandsIF::INVALID_SUBSERVICE;
   }
@@ -43,14 +33,14 @@ ReturnValue_t Service9TimeManagement::setTime() {
     return result;
   }
 
-  timeval time;
+  uint32_t formerUptime;
-  Clock::getClock_timeval(&time);
+  Clock::getUptime(&formerUptime);
   result = Clock::setClock(&timeToSet);
 
   if (result == returnvalue::OK) {
-    timeval newTime;
+    uint32_t newUptime;
-    Clock::getClock_timeval(&newTime);
+    Clock::getUptime(&newUptime);
-    triggerEvent(CLOCK_SET, time.tv_sec, newTime.tv_sec);
+    triggerEvent(CLOCK_SET, newUptime, formerUptime);
     return returnvalue::OK;
   } else {
     triggerEvent(CLOCK_SET_FAILURE, result, 0);

src/fsfw/pus/Service9TimeManagement.h

@@ -6,13 +6,10 @@
 class Service9TimeManagement : public PusServiceBase {
  public:
   static constexpr uint8_t SUBSYSTEM_ID = SUBSYSTEM_ID::PUS_SERVICE_9;
-
+  //!< Clock has been set. P1: New Uptime. P2: Old Uptime
-  //!< Clock has been set. P1: old timeval seconds. P2: new timeval seconds.
   static constexpr Event CLOCK_SET = MAKE_EVENT(0, severity::INFO);
-  //!< Clock dump event. P1: timeval seconds P2: timeval milliseconds.
-  static constexpr Event CLOCK_DUMP = MAKE_EVENT(1, severity::INFO);
   //!< Clock could not be set. P1: Returncode.
-  static constexpr Event CLOCK_SET_FAILURE = MAKE_EVENT(2, severity::LOW);
+  static constexpr Event CLOCK_SET_FAILURE = MAKE_EVENT(1, severity::LOW);
 
   static constexpr uint8_t CLASS_ID = CLASS_ID::PUS_SERVICE_9;
 
@@ -33,9 +30,8 @@ class Service9TimeManagement : public PusServiceBase {
   virtual ReturnValue_t setTime();
 
  private:
-  enum Subservice {
+  enum SUBSERVICE {
-    SET_TIME = 128,  //!< [EXPORT] : [COMMAND] Time command in ASCII, CUC or CDS format
+    SET_TIME = 128  //!< [EXPORT] : [COMMAND] Time command in ASCII, CUC or CDS format
-    DUMP_TIME = 129,
   };
 };
 

src/fsfw/rmap/rmapStructs.h

@@ -10,11 +10,11 @@
 
 //////////////////////////////////////////////////////////////////////////////////
 // RMAP command bits
-// #define RMAP_COMMAND_BIT_INCREMENT	2
+//#define RMAP_COMMAND_BIT_INCREMENT	2
-// #define RMAP_COMMAND_BIT_REPLY		3
+//#define RMAP_COMMAND_BIT_REPLY		3
-// #define RMAP_COMMAND_BIT_WRITE		5
+//#define RMAP_COMMAND_BIT_WRITE		5
-// #define RMAP_COMMAND_BIT_VERIFY		4
+//#define RMAP_COMMAND_BIT_VERIFY		4
-// #define RMAP_COMMAND_BIT			6
+//#define RMAP_COMMAND_BIT			6
 
 namespace RMAPIds {
 
@@ -32,14 +32,14 @@ static const uint8_t RMAP_COMMAND_READ = ((1 << RMAP_COMMAND_BIT) | (1 << RMAP_C
 static const uint8_t RMAP_REPLY_WRITE =
     ((1 << RMAP_COMMAND_BIT_WRITE) | (1 << RMAP_COMMAND_BIT_REPLY));
 static const uint8_t RMAP_REPLY_READ = ((1 << RMAP_COMMAND_BIT_REPLY));
-// #define RMAP_COMMAND_WRITE			((1<<RMAP_COMMAND_BIT) | (1<<RMAP_COMMAND_BIT_WRITE)
+//#define RMAP_COMMAND_WRITE			((1<<RMAP_COMMAND_BIT) | (1<<RMAP_COMMAND_BIT_WRITE)
 //| (1<<RMAP_COMMAND_BIT_REPLY)) #define RMAP_COMMAND_WRITE_VERIFY	((1<<RMAP_COMMAND_BIT) |
 //(1<<RMAP_COMMAND_BIT_WRITE) | (1<<RMAP_COMMAND_BIT_REPLY) | (1<<RMAP_COMMAND_BIT_VERIFY)) #define
-//  RMAP_COMMAND_READ			((1<<RMAP_COMMAND_BIT) | (1<<RMAP_COMMAND_BIT_REPLY))
+// RMAP_COMMAND_READ			((1<<RMAP_COMMAND_BIT) | (1<<RMAP_COMMAND_BIT_REPLY))
 
-// #define RMAP_REPLY_WRITE			((1<<RMAP_COMMAND_BIT_WRITE) |
+//#define RMAP_REPLY_WRITE			((1<<RMAP_COMMAND_BIT_WRITE) |
 //(1<<RMAP_COMMAND_BIT_REPLY))
-// #define RMAP_REPLY_WRITE_VERIFY		((1<<RMAP_COMMAND_BIT_WRITE) |
+//#define RMAP_REPLY_WRITE_VERIFY		((1<<RMAP_COMMAND_BIT_WRITE) |
 //(1<<RMAP_COMMAND_BIT_REPLY) | (1<<RMAP_COMMAND_BIT_VERIFY)) #define RMAP_REPLY_READ
 //((1<<RMAP_COMMAND_BIT_REPLY))
 
@@ -49,9 +49,9 @@ static const uint8_t RMAP_COMMAND_HEADER_LEN = 16;
 static const uint8_t RMAP_WRITE_REPLY_HEADER_LEN = 8;
 static const uint8_t RMAP_READ_REPLY_HEADER_LEN = 12;
 static const uint8_t RMAP_DATA_FOOTER_SIZE = 1;  // SIZE OF CRC
-// #define RMAP_COMMAND_HEADER_LEN		16
+//#define RMAP_COMMAND_HEADER_LEN		16
-// #define RMAP_WRITE_REPLY_HEADER_LEN	8
+//#define RMAP_WRITE_REPLY_HEADER_LEN	8
-// #define RMAP_READ_REPLY_HEADER_LEN	12
+//#define RMAP_READ_REPLY_HEADER_LEN	12
 
 }  // namespace RMAPIds
 

src/fsfw/storagemanager/LocalPool.cpp

@@ -31,8 +31,9 @@ LocalPool::LocalPool(object_id_t setObjectId, const LocalPoolConfig& poolConfig,
 
 LocalPool::~LocalPool() = default;
 
-ReturnValue_t LocalPool::addData(store_address_t* storageId, const uint8_t* data, size_t size) {
+ReturnValue_t LocalPool::addData(store_address_t* storageId, const uint8_t* data, size_t size,
-  ReturnValue_t status = reserveSpace(size, storageId);
+                                 bool ignoreFault) {
+  ReturnValue_t status = reserveSpace(size, storageId, ignoreFault);
   if (status == returnvalue::OK) {
     write(*storageId, data, size);
   }
@@ -48,8 +49,8 @@ ReturnValue_t LocalPool::getData(store_address_t packetId, const uint8_t** packe
 }
 
 ReturnValue_t LocalPool::getFreeElement(store_address_t* storageId, const size_t size,
-                                        uint8_t** pData) {
+                                        uint8_t** pData, bool ignoreFault) {
-  ReturnValue_t status = reserveSpace(size, storageId);
+  ReturnValue_t status = reserveSpace(size, storageId, ignoreFault);
   if (status == returnvalue::OK) {
     *pData = &store[storageId->poolIndex][getRawPosition(*storageId)];
   } else {
@@ -166,7 +167,7 @@ void LocalPool::clearStore() {
   }
 }
 
-ReturnValue_t LocalPool::reserveSpace(size_t size, store_address_t* storeId) {
+ReturnValue_t LocalPool::reserveSpace(size_t size, store_address_t* storeId, bool ignoreFault) {
   ReturnValue_t status = getSubPoolIndex(size, &storeId->poolIndex);
   if (status != returnvalue::OK) {
 #if FSFW_CPP_OSTREAM_ENABLED == 1
@@ -317,3 +318,27 @@ bool LocalPool::hasDataAtId(store_address_t storeId) const {
   }
   return false;
 }
+
+ReturnValue_t LocalPool::getFreeElement(store_address_t* storeId, size_t size, uint8_t** pData) {
+  return StorageManagerIF::getFreeElement(storeId, size, pData);
+}
+
+ConstAccessorPair LocalPool::getData(store_address_t storeId) {
+  return StorageManagerIF::getData(storeId);
+}
+
+ReturnValue_t LocalPool::addData(store_address_t* storeId, const uint8_t* data, size_t size) {
+  return StorageManagerIF::addData(storeId, data, size);
+}
+
+ReturnValue_t LocalPool::getData(store_address_t storeId, ConstStorageAccessor& accessor) {
+  return StorageManagerIF::getData(storeId, accessor);
+}
+
+ReturnValue_t LocalPool::modifyData(store_address_t storeId, StorageAccessor& accessor) {
+  return StorageManagerIF::modifyData(storeId, accessor);
+}
+
+AccessorPair LocalPool::modifyData(store_address_t storeId) {
+  return StorageManagerIF::modifyData(storeId);
+}

src/fsfw/storagemanager/LocalPool.h

@@ -86,13 +86,21 @@ class LocalPool : public SystemObject, public StorageManagerIF {
   /**
    * Documentation: See StorageManagerIF.h
    */
+  ReturnValue_t addData(store_address_t* storeId, const uint8_t* data, size_t size,
+                        bool ignoreFault) override;
   ReturnValue_t addData(store_address_t* storeId, const uint8_t* data, size_t size) override;
 
   ReturnValue_t getFreeElement(store_address_t* storeId, size_t size, uint8_t** pData) override;
+  ReturnValue_t getFreeElement(store_address_t* storeId, size_t size, uint8_t** pData,
+                               bool ignoreFault) override;
 
+  ConstAccessorPair getData(store_address_t storeId) override;
+  ReturnValue_t getData(store_address_t storeId, ConstStorageAccessor& accessor) override;
   ReturnValue_t getData(store_address_t storeId, const uint8_t** packet_ptr, size_t* size) override;
 
+  AccessorPair modifyData(store_address_t storeId) override;
   ReturnValue_t modifyData(store_address_t storeId, uint8_t** packet_ptr, size_t* size) override;
+  ReturnValue_t modifyData(store_address_t storeId, StorageAccessor& accessor) override;
 
   ReturnValue_t deleteData(store_address_t storeId) override;
   ReturnValue_t deleteData(uint8_t* ptr, size_t size, store_address_t* storeId) override;
@@ -128,12 +136,6 @@ class LocalPool : public SystemObject, public StorageManagerIF {
   [[nodiscard]] max_subpools_t getNumberOfSubPools() const override;
   [[nodiscard]] bool hasDataAtId(store_address_t storeId) const override;
 
-  // Using functions provided by StorageManagerIF requires either a fully qualified path
-  // like for example localPool.StorageManagerIF::getFreeElement(...) or re-exporting
-  // the fully qualified path with the using directive.
-  using StorageManagerIF::getData;
-  using StorageManagerIF::modifyData;
-
  protected:
   /**
    * With this helper method, a free element of @c size is reserved.
@@ -142,7 +144,7 @@ class LocalPool : public SystemObject, public StorageManagerIF {
    * @return	- returnvalue::OK on success,
    * 			- the return codes of #getPoolIndex or #findEmpty otherwise.
    */
-  virtual ReturnValue_t reserveSpace(size_t size, store_address_t* address);
+  virtual ReturnValue_t reserveSpace(size_t size, store_address_t* address, bool ignoreFault);
 
  private:
   /**
@@ -186,8 +188,6 @@ class LocalPool : public SystemObject, public StorageManagerIF {
   std::vector<std::vector<size_type>> sizeLists =
       std::vector<std::vector<size_type>>(NUMBER_OF_SUBPOOLS);
 
-  bool ignoreFault = false;
-
   //! A variable to determine whether higher n pools are used if
   //! the store is full.
   bool spillsToHigherPools = false;

src/fsfw/storagemanager/PoolManager.cpp

@@ -9,9 +9,10 @@ PoolManager::PoolManager(object_id_t setObjectId, const LocalPoolConfig& localPo
 
 PoolManager::~PoolManager() { MutexFactory::instance()->deleteMutex(mutex); }
 
-ReturnValue_t PoolManager::reserveSpace(const size_t size, store_address_t* address) {
+ReturnValue_t PoolManager::reserveSpace(const size_t size, store_address_t* address,
+                                        bool ignoreFault) {
   MutexGuard mutexHelper(mutex, MutexIF::TimeoutType::WAITING, mutexTimeoutMs);
-  ReturnValue_t status = LocalPool::reserveSpace(size, address);
+  ReturnValue_t status = LocalPool::reserveSpace(size, address, ignoreFault);
   return status;
 }
 

src/fsfw/storagemanager/PoolManager.h

@@ -57,7 +57,7 @@ class PoolManager : public LocalPool {
   //! Default mutex timeout value to prevent permanent blocking.
   uint32_t mutexTimeoutMs = 20;
 
-  ReturnValue_t reserveSpace(size_t size, store_address_t* address) override;
+  ReturnValue_t reserveSpace(size_t size, store_address_t* address, bool ignoreFault) override;
 
   /**
    * @brief	The mutex is created in the constructor and makes

src/fsfw/storagemanager/StorageManagerIF.h

@@ -55,7 +55,7 @@ class StorageManagerIF {
   /**
    * @brief This is the empty virtual destructor as required for C++ interfaces.
    */
-  virtual ~StorageManagerIF() = default;
+  ~StorageManagerIF() = default;
   /**
    * @brief	With addData, a free storage position is allocated and data
    * 			stored there.
@@ -66,7 +66,12 @@ class StorageManagerIF {
    * @return	Returns @returnvalue::OK if data was added.
    * 		@returnvalue::FAILED if data could not be added, storageId is unchanged then.
    */
-  virtual ReturnValue_t addData(store_address_t* storageId, const uint8_t* data, size_t size) = 0;
+  virtual ReturnValue_t addData(store_address_t* storageId, const uint8_t* data, size_t size,
+                                bool ignoreFault) = 0;
+
+  virtual ReturnValue_t addData(store_address_t* storageId, const uint8_t* data, size_t size) {
+    return addData(storageId, data, size, false);
+  }
 
   /**
    * @brief	With deleteData, the storageManager frees the memory region
@@ -181,8 +186,12 @@ class StorageManagerIF {
    * @return	Returns @returnvalue::OK if data was added.
    * 		@returnvalue::FAILED if data could not be added, storageId is unchanged then.
    */
-  virtual ReturnValue_t getFreeElement(store_address_t* storageId, size_t size,
+  virtual ReturnValue_t getFreeElement(store_address_t* storageId, size_t size, uint8_t** dataPtr,
-                                       uint8_t** dataPtr) = 0;
+                                       bool ignoreFault) = 0;
+
+  virtual ReturnValue_t getFreeElement(store_address_t* storageId, size_t size, uint8_t** dataPtr) {
+    return getFreeElement(storageId, size, dataPtr, false);
+  }
 
   [[nodiscard]] virtual bool hasDataAtId(store_address_t storeId) const = 0;
 

src/fsfw/subsystem/Subsystem.h

@@ -33,8 +33,12 @@ struct SequenceEntry : public TableSequenceBase {
 };
 
 /**
- * @brief   TODO: documentation missing
+ * @brief   This class extends the SubsystemBase to perform the management of mode tables
+ *          and mode sequences
  * @details
+ * This class is able to use mode tables and sequences to command all its children into the
+ * right mode. Fallback sequences can be used to handle failed transitions or have a fallback
+ * in case a component can't keep its current mode.
  */
 class Subsystem : public SubsystemBase, public HasModeSequenceIF {
  public:

src/fsfw/subsystem/SubsystemBase.cpp

@@ -8,11 +8,13 @@ SubsystemBase::SubsystemBase(object_id_t setObjectId, object_id_t parent, Mode_t
                              uint16_t commandQueueDepth)
     : SystemObject(setObjectId),
       mode(initialMode),
-      commandQueue(QueueFactory::instance()->createMessageQueue(commandQueueDepth,
-                                                                CommandMessage::MAX_MESSAGE_SIZE)),
       healthHelper(this, setObjectId),
       modeHelper(this),
-      parentId(parent) {}
+      parentId(parent) {
+  auto mqArgs = MqArgs(setObjectId, static_cast<void*>(this));
+  commandQueue = QueueFactory::instance()->createMessageQueue(
+      commandQueueDepth, CommandMessage::MAX_MESSAGE_SIZE, &mqArgs);
+}
 
 SubsystemBase::~SubsystemBase() { QueueFactory::instance()->deleteMessageQueue(commandQueue); }
 
@@ -31,8 +33,9 @@ ReturnValue_t SubsystemBase::registerChild(object_id_t objectId) {
       info.mode = MODE_OFF;
     }
   } else {
+    // intentional to force an initial command during system startup
     info.commandQueue = child->getCommandQueue();
-    info.mode = -1;  // intentional to force an initial command during system startup
+    info.mode = HasModesIF::MODE_UNDEFINED;
   }
 
   info.submode = SUBMODE_NONE;

src/fsfw/subsystem/SubsystemBase.h

@@ -15,7 +15,14 @@
 
 /**
  * @defgroup subsystems Subsystem Objects
- * Contains all Subsystem and Assemblies
+ * All Subsystem and Assemblies can derive from this class. It contains helper classes to
+ * perform mode and health handling, which allows OBSW developers to build a mode tree for
+ * the whole satellite.
+ *
+ * Aside from setting up a mode tree and being able to executing mode tables, this class does not
+ * provide an implementation on what to do with the features. To build a mode tree, helper classes
+ * like the #AssemblyBase or the #Subsystem class extend and use the functionality of the base
+ * class.
  */
 class SubsystemBase : public SystemObject,
                       public HasModesIF,
@@ -95,6 +102,7 @@ class SubsystemBase : public SystemObject,
                                        Submode_t targetSubmode);
 
   /**
+   * This function takes care of sending all according mode commands specified inside a mode table.
    * We need to know the target Submode, as children are able to inherit the submode
    * Still, we have a default for all child implementations which do not use submode inheritance
    */

src/fsfw/thermal/AbstractTemperatureSensor.cpp

@@ -4,14 +4,13 @@
 
 AbstractTemperatureSensor::AbstractTemperatureSensor(object_id_t setObjectid,
                                                      ThermalModuleIF *thermalModule)
-    : SystemObject(setObjectid),
+    : SystemObject(setObjectid), healthHelper(this, setObjectid), parameterHelper(this) {
-      commandQueue(NULL),
+  if (thermalModule != nullptr) {
-      healthHelper(this, setObjectid),
-      parameterHelper(this) {
-  if (thermalModule != NULL) {
     thermalModule->registerSensor(this);
   }
-  commandQueue = QueueFactory::instance()->createMessageQueue();
+  auto mqArgs = MqArgs(setObjectid, static_cast<void *>(this));
+  commandQueue = QueueFactory::instance()->createMessageQueue(
+      3, MessageQueueMessage::MAX_MESSAGE_SIZE, &mqArgs);
 }
 
 AbstractTemperatureSensor::~AbstractTemperatureSensor() {

src/fsfw/thermal/AbstractTemperatureSensor.h

@@ -51,7 +51,7 @@ class AbstractTemperatureSensor : public HasHealthIF,
   HasHealthIF::HealthState getHealth();
 
  protected:
-  MessageQueueIF* commandQueue;
+  MessageQueueIF* commandQueue = nullptr;
   HealthHelper healthHelper;
   ParameterHelper parameterHelper;
 

src/fsfw/thermal/Heater.cpp

@@ -12,7 +12,9 @@ Heater::Heater(uint32_t objectId, uint8_t switch0, uint8_t switch1)
       switch1(switch1),
       heaterOnCountdown(10800000) /*about two orbits*/,
       parameterHelper(this) {
-  eventQueue = QueueFactory::instance()->createMessageQueue();
+  auto mqArgs = MqArgs(objectId, static_cast<void*>(this));
+  eventQueue = QueueFactory::instance()->createMessageQueue(
+      3, MessageQueueMessage::MAX_MESSAGE_SIZE, &mqArgs);
 }
 
 Heater::~Heater() { QueueFactory::instance()->deleteMessageQueue(eventQueue); }

src/fsfw/thermal/ThermalComponentIF.h

@@ -13,9 +13,9 @@ class ThermalComponentIF : public HasParametersIF {
   static const Event COMPONENT_TEMP_HIGH = MAKE_EVENT(2, severity::LOW);
   static const Event COMPONENT_TEMP_OOL_LOW = MAKE_EVENT(3, severity::LOW);
   static const Event COMPONENT_TEMP_OOL_HIGH = MAKE_EVENT(4, severity::LOW);
-  static const Event TEMP_NOT_IN_OP_RANGE = MAKE_EVENT(
+  //!< Is thrown when a device should start-up, but the temperature is out
-      5, severity::LOW);  //!< Is thrown when a device should start-up, but the temperature is out
+  //!< of OP range. P1: thermalState of the component, P2: 0
-                          //!< of OP range. P1: thermalState of the component, P2: 0
+  static const Event TEMP_NOT_IN_OP_RANGE = MAKE_EVENT(5, severity::LOW);
 
   static const uint8_t INTERFACE_ID = CLASS_ID::THERMAL_COMPONENT_IF;
   static const ReturnValue_t INVALID_TARGET_STATE = MAKE_RETURN_CODE(1);

src/fsfw/timemanager/CdsShortTimeStamper.cpp

@@ -4,8 +4,6 @@
 
 #include "fsfw/timemanager/Clock.h"
 
-CdsShortTimeStamper::CdsShortTimeStamper() : SystemObject(0, false) {}
-
 CdsShortTimeStamper::CdsShortTimeStamper(object_id_t objectId) : SystemObject(objectId) {}
 
 ReturnValue_t CdsShortTimeStamper::serialize(uint8_t **buffer, size_t *size, size_t maxSize,

src/fsfw/timemanager/CdsShortTimeStamper.h

@@ -18,7 +18,6 @@
 class CdsShortTimeStamper : public TimeWriterIF, public TimeReaderIF, public SystemObject {
  public:
   static constexpr size_t TIMESTAMP_LEN = 7;
-  CdsShortTimeStamper();
   /**
    * @brief   Default constructor which also registers the time stamper as a
    *          system object so it can be found with the #objectManager.

src/fsfw/timemanager/Countdown.cpp

@@ -1,7 +1,11 @@
 #include "fsfw/timemanager/Countdown.h"
 
-Countdown::Countdown(uint32_t initialTimeout) : timeout(initialTimeout) {
+Countdown::Countdown(uint32_t initialTimeout, bool startImmediately) : timeout(initialTimeout) {
-  setTimeout(initialTimeout);
+  if (startImmediately) {
+    setTimeout(initialTimeout);
+  } else {
+    timeout = initialTimeout;
+  }
 }
 
 Countdown::~Countdown() {}

src/fsfw/timemanager/Countdown.h

@@ -26,8 +26,9 @@ class Countdown {
    * Otherwise a call to hasTimedOut might return True.
    *
    * @param initialTimeout Countdown duration in milliseconds
+   * @param startImmediately  Set to false if countdown should not be started immediately
    */
-  Countdown(uint32_t initialTimeout = 0);
+  Countdown(uint32_t initialTimeout = 0, bool startImmediately = true);
   ~Countdown();
   /**
    * Call to set a new countdown duration.

src/fsfw/timemanager/TimeReaderIF.h

@@ -1,7 +1,6 @@
 #ifndef FSFW_TIMEMANAGER_TIMEREADERIF_H
 #define FSFW_TIMEMANAGER_TIMEREADERIF_H
 
-#include <cstdio>
 #include <cstdlib>
 
 #include "fsfw/platform.h"

src/fsfw/tmstorage/TmStoreBackendIF.h

@@ -33,50 +33,47 @@ class TmStoreBackendIF : public HasParametersIF {
   static const ReturnValue_t INVALID_REQUEST = MAKE_RETURN_CODE(15);
 
   static const uint8_t SUBSYSTEM_ID = SUBSYSTEM_ID::MEMORY;
-  static const Event STORE_SEND_WRITE_FAILED =
+  //! Initiating sending data to store failed. Low, par1:
-      MAKE_EVENT(0, severity::LOW);  //!< Initiating sending data to store failed. Low, par1:
+  //! returnCode, par2: integer (debug info)
-                                     //!< returnCode, par2: integer (debug info)
+  static const Event STORE_SEND_WRITE_FAILED = MAKE_EVENT(0, severity::LOW);
-  static const Event STORE_WRITE_FAILED = MAKE_EVENT(
+  //! Data was sent, but writing failed. Low, par1: returnCode, par2: 0
-      1, severity::LOW);  //!< Data was sent, but writing failed. Low, par1: returnCode, par2: 0
+  static const Event STORE_WRITE_FAILED = MAKE_EVENT(1, severity::LOW);
-  static const Event STORE_SEND_READ_FAILED =
+  //! Initiating reading data from store failed. Low, par1: returnCode, par2: 0
-      MAKE_EVENT(2, severity::LOW);  //!< Initiating reading data from store failed. Low, par1:
+  static const Event STORE_SEND_READ_FAILED = MAKE_EVENT(2, severity::LOW);
-                                     //!< returnCode, par2: 0
+  //! Data was requested, but access failed. Low, par1: returnCode, par2: 0
-  static const Event STORE_READ_FAILED = MAKE_EVENT(
+  static const Event STORE_READ_FAILED = MAKE_EVENT(3, severity::LOW);
-      3, severity::LOW);  //!< Data was requested, but access failed. Low, par1: returnCode, par2: 0
+  //! An unexpected TM packet or data message occurred. Low, par1: 0, par2: integer (debug info)
-  static const Event UNEXPECTED_MSG =
+  static const Event UNEXPECTED_MSG = MAKE_EVENT(4, severity::LOW);
-      MAKE_EVENT(4, severity::LOW);  //!< An unexpected TM packet or data message occurred. Low,
+  //! Storing data failed. May simply be a full store. Low, par1: returnCode,
-                                     //!< par1: 0, par2: integer (debug info)
+  //! par2: integer (sequence count of failed packet).
-  static const Event STORING_FAILED = MAKE_EVENT(
+  static const Event STORING_FAILED = MAKE_EVENT(5, severity::LOW);
-      5, severity::LOW);  //!< Storing data failed. May simply be a full store. Low, par1:
+  //! Dumping retrieved data failed. Low, par1: returnCode,
-                          //!< returnCode, par2: integer (sequence count of failed packet).
+  //! par2: integer (sequence count of failed packet).
-  static const Event TM_DUMP_FAILED =
+  static const Event TM_DUMP_FAILED = MAKE_EVENT(6, severity::LOW);
-      MAKE_EVENT(6, severity::LOW);  //!< Dumping retrieved data failed. Low, par1: returnCode,
+  //! Corrupted init data or read error. Low, par1: returnCode, par2: integer (debug info)
-                                     //!< par2: integer (sequence count of failed packet).
+  //! Store was not initialized. Starts empty. Info, parameters both zero.
-  static const Event STORE_INIT_FAILED =
+  static const Event STORE_INIT_FAILED = MAKE_EVENT(7, severity::LOW);
-      MAKE_EVENT(7, severity::LOW);  //!< Corrupted init data or read error. Low, par1: returnCode,
+  //! Data was read out, but it is inconsistent. Low par1:
-                                     //!< par2: integer (debug info)
+  //! Memory address of corruption, par2: integer (debug info)
-  static const Event STORE_INIT_EMPTY = MAKE_EVENT(
+  static const Event STORE_INIT_EMPTY = MAKE_EVENT(8, severity::INFO);
-      8, severity::INFO);  //!< Store was not initialized. Starts empty. Info, parameters both zero.
+
-  static const Event STORE_CONTENT_CORRUPTED =
+  static const Event STORE_CONTENT_CORRUPTED = MAKE_EVENT(9, severity::LOW);
-      MAKE_EVENT(9, severity::LOW);  //!< Data was read out, but it is inconsistent. Low par1:
+  //! Info event indicating the store will be initialized, either at boot or after IOB switch.
-                                     //!< Memory address of corruption, par2: integer (debug info)
+  //! Info. pars: 0
-  static const Event STORE_INITIALIZE =
+  static const Event STORE_INITIALIZE = MAKE_EVENT(10, severity::INFO);
-      MAKE_EVENT(10, severity::INFO);  //!< Info event indicating the store will be initialized,
+  //! Info event indicating the store was successfully initialized, either at boot or after
-                                       //!< either at boot or after IOB switch. Info. pars: 0
+  //! IOB switch. Info. pars: 0
-  static const Event INIT_DONE = MAKE_EVENT(
+  static const Event INIT_DONE = MAKE_EVENT(11, severity::INFO);
-      11, severity::INFO);  //!< Info event indicating the store was successfully initialized,
+  //! Info event indicating that dumping finished successfully.
-                            //!< either at boot or after IOB switch. Info. pars: 0
+  //! par1: Number of dumped packets. par2: APID/SSC (16bits each)
-  static const Event DUMP_FINISHED = MAKE_EVENT(
+  static const Event DUMP_FINISHED = MAKE_EVENT(12, severity::INFO);
-      12, severity::INFO);  //!< Info event indicating that dumping finished successfully. par1:
+  //! Info event indicating that deletion finished successfully.
-                            //!< Number of dumped packets. par2: APID/SSC (16bits each)
+  //! par1:Number of deleted packets. par2: APID/SSC (16bits each)
-  static const Event DELETION_FINISHED = MAKE_EVENT(
+  static const Event DELETION_FINISHED = MAKE_EVENT(13, severity::INFO);
-      13, severity::INFO);  //!< Info event indicating that deletion finished successfully. par1:
+  //! Info event indicating that something went wrong during deletion. pars: 0
-                            //!< Number of deleted packets. par2: APID/SSC (16bits each)
+  static const Event DELETION_FAILED = MAKE_EVENT(14, severity::LOW);
-  static const Event DELETION_FAILED = MAKE_EVENT(
+  //! Info that the a auto catalog report failed
-      14,
+  static const Event AUTO_CATALOGS_SENDING_FAILED = MAKE_EVENT(15, severity::INFO);
-      severity::LOW);  //!< Info event indicating that something went wrong during deletion. pars: 0
-  static const Event AUTO_CATALOGS_SENDING_FAILED =
-      MAKE_EVENT(15, severity::INFO);  //!< Info that the a auto catalog report failed
 
   virtual ~TmStoreBackendIF() {}
 

src/fsfw/tmtcpacket/ccsds/SpacePacketReader.cpp

@@ -21,7 +21,7 @@ SpacePacketReader::~SpacePacketReader() = default;
 
 inline uint16_t SpacePacketReader::getPacketIdRaw() const { return ccsds::getPacketId(*spHeader); }
 
-const uint8_t* SpacePacketReader::getPacketData() const { return packetDataField; }
+const uint8_t* SpacePacketReader::getPacketData() { return packetDataField; }
 
 ReturnValue_t SpacePacketReader::setData(uint8_t* data, size_t maxSize_, void* args) {
   return setInternalFields(data, maxSize_);

src/fsfw/tmtcpacket/ccsds/SpacePacketReader.h

@@ -71,7 +71,7 @@ class SpacePacketReader : public SpacePacketIF,
   // Helper methods:
   [[nodiscard]] ReturnValue_t checkSize() const;
 
-  const uint8_t* getPacketData() const;
+  const uint8_t* getPacketData();
 
   ReturnValue_t setReadOnlyData(const uint8_t* data, size_t maxSize);
 

src/fsfw/tmtcpacket/pus/tc/PusTcCreator.cpp

@@ -100,6 +100,5 @@ ReturnValue_t PusTcCreator::setSerializableUserData(const SerializeIF &serializa
 void PusTcCreator::setup() {
   spCreator.setPacketType(ccsds::PacketType::TC);
   spCreator.setSecHeaderFlag();
-  spCreator.setSeqFlags(ccsds::SequenceFlags::UNSEGMENTED);
   updateSpLengthField();
 }

src/fsfw/tmtcpacket/pus/tm/PusTmCreator.cpp

@@ -119,7 +119,6 @@ void PusTmCreator::setup() {
   updateSpLengthField();
   spCreator.setPacketType(ccsds::PacketType::TM);
   spCreator.setSecHeaderFlag();
-  spCreator.setSeqFlags(ccsds::SequenceFlags::UNSEGMENTED);
 }
 
 void PusTmCreator::setMessageTypeCounter(uint16_t messageTypeCounter) {

src/fsfw/tmtcservices/CommandingServiceBase.cpp

@@ -27,8 +27,10 @@ CommandingServiceBase::CommandingServiceBase(object_id_t setObjectId, uint16_t a
       verificationReporter(verificationReporter),
       commandMap(numberOfParallelCommands),
       name(name) {
-  commandQueue = QueueFactory::instance()->createMessageQueue(queueDepth);
+  auto mqArgs = MqArgs(setObjectId, static_cast<void*>(this));
-  requestQueue = QueueFactory::instance()->createMessageQueue(queueDepth);
+  size_t mqSz = MessageQueueMessage::MAX_MESSAGE_SIZE;
+  commandQueue = QueueFactory::instance()->createMessageQueue(queueDepth, mqSz, &mqArgs);
+  requestQueue = QueueFactory::instance()->createMessageQueue(queueDepth, mqSz, &mqArgs);
 }
 
 void CommandingServiceBase::setPacketSource(object_id_t packetSource_) {
@@ -223,7 +225,7 @@ void CommandingServiceBase::handleReplyHandlerResult(ReturnValue_t result, Comma
 
   // In case a new command is to be sent immediately, this is performed here.
   // If no new command is sent, only analyse reply result by initializing
-  // sendResult as RETURN_OK
+  // sendResult as returnvalue::OK
   ReturnValue_t sendResult = returnvalue::OK;
   if (nextCommand->getCommand() != CommandMessage::CMD_NONE) {
     sendResult = commandQueue->sendMessage(reply->getSender(), nextCommand);

src/fsfw/tmtcservices/SourceSequenceCounter.h

@@ -11,7 +11,7 @@ class SourceSequenceCounter {
   SourceSequenceCounter(uint16_t initialSequenceCount = 0) : sequenceCount(initialSequenceCount) {}
   void increment() { sequenceCount = (sequenceCount + 1) % (ccsds::LIMIT_SEQUENCE_COUNT); }
   void decrement() { sequenceCount = (sequenceCount - 1) % (ccsds::LIMIT_SEQUENCE_COUNT); }
-  uint16_t get() const { return this->sequenceCount; }
+  uint16_t get() { return this->sequenceCount; }
   void reset(uint16_t toValue = 0) { sequenceCount = toValue % (ccsds::LIMIT_SEQUENCE_COUNT); }
   SourceSequenceCounter& operator++(int) {
     this->increment();

src/fsfw/tmtcservices/TmTcBridge.cpp

@@ -145,17 +145,13 @@ ReturnValue_t TmTcBridge::handleTmQueue() {
 #endif /* FSFW_VERBOSE_LEVEL >= 3 */
 
     if (communicationLinkUp == false or packetSentCounter >= sentPacketsPerCycle) {
-      ReturnValue_t result = storeDownlinkData(&message);
+      storeDownlinkData(&message);
-      if (result != returnvalue::OK) {
-        tmStore->deleteData(message.getStorageId());
-      }
       continue;
     }
 
     result = tmStore->getData(message.getStorageId(), &data, &size);
     if (result != returnvalue::OK) {
       status = result;
-      tmStore->deleteData(message.getStorageId());
       continue;
     }
 
@@ -163,9 +159,9 @@ ReturnValue_t TmTcBridge::handleTmQueue() {
     if (result != returnvalue::OK) {
       status = result;
     } else {
+      tmStore->deleteData(message.getStorageId());
       packetSentCounter++;
     }
-    tmStore->deleteData(message.getStorageId());
   }
   return status;
 }
@@ -187,7 +183,7 @@ ReturnValue_t TmTcBridge::storeDownlinkData(TmTcMessage* message) {
           "TmTcBridge::storeDownlinkData: TM downlink max. number "
           "of stored packet IDs reached!\n");
 #endif
-      warningSwitch = false;
+      warningSwitch = true;
     }
     if (overwriteOld) {
       tmFifo->retrieve(&storeId);
@@ -230,7 +226,6 @@ ReturnValue_t TmTcBridge::handleStoredTm() {
     packetSentCounter++;
 
     if (tmFifo->empty()) {
-      warningSwitch = true;
       tmStored = false;
     }
     tmStore->deleteData(storeId);

src/fsfw/tmtcservices/TmTcBridge.h

@@ -17,7 +17,7 @@ class TmTcBridge : public AcceptsTelemetryIF,
  public:
   static constexpr uint8_t TMTC_RECEPTION_QUEUE_DEPTH = 20;
   static constexpr uint8_t LIMIT_STORED_DATA_SENT_PER_CYCLE = 15;
-  static constexpr unsigned int LIMIT_DOWNLINK_PACKETS_STORED = 500;
+  static constexpr unsigned int LIMIT_DOWNLINK_PACKETS_STORED = 1000;
 
   static constexpr uint8_t DEFAULT_STORED_DATA_SENT_PER_CYCLE = 5;
   static constexpr uint8_t DEFAULT_DOWNLINK_PACKETS_STORED = 10;
@@ -65,13 +65,15 @@ class TmTcBridge : public AcceptsTelemetryIF,
   ReturnValue_t performOperation(uint8_t operationCode = 0) override;
 
   /** AcceptsTelemetryIF override */
-  MessageQueueId_t getReportReceptionQueue(uint8_t virtualChannel) const override;
+  MessageQueueId_t getReportReceptionQueue(uint8_t virtualChannel = 0) const override;
 
   /** AcceptsTelecommandsIF override */
   uint32_t getIdentifier() const override;
   MessageQueueId_t getRequestQueue() const override;
   const char* getName() const override;
 
+  bool warningSwitch = true;
+
  protected:
   const char* name = "";
 
@@ -91,7 +93,6 @@ class TmTcBridge : public AcceptsTelemetryIF,
   //! by default, so telemetry will be handled immediately.
   bool communicationLinkUp = true;
   bool tmStored = false;
-  bool warningSwitch = true;
   bool overwriteOld = true;
   uint8_t packetSentCounter = 0;