finished host FS impl

src/fsfw_hal/host/HostFilesystem.cpp

@@ -80,20 +80,68 @@ ReturnValue_t HostFilesystem::removeFile(const char *path_, FileSystemArgsIF *ar
   }
   return HasFileSystemIF::GENERIC_FILE_ERROR;
 }
+
 ReturnValue_t HostFilesystem::createDirectory(FilesystemParams params, bool createParentDirs) {
   if (params.path == nullptr) {
     return HasReturnvaluesIF::RETURN_FAILED;
   }
   path dirPath(params.path);
-  if (createParentDirs) {
-    create_directories(dirPath, errorCode);
+
+  if (exists(dirPath)) {
+    return HasFileSystemIF::DIRECTORY_ALREADY_EXISTS;
   }
-  return 0;
+  if (is_regular_file(dirPath)) {
+    return HasFileSystemIF::NOT_A_DIRECTORY;
+  }
+  if (createParentDirs) {
+    if (create_directories(dirPath, errorCode)) {
+      return HasReturnvaluesIF::RETURN_OK;
+    }
+    return HasFileSystemIF::GENERIC_DIR_ERROR;
+  }
+  if (create_directory(dirPath, errorCode)) {
+    return HasReturnvaluesIF::RETURN_OK;
+  }
+  return HasFileSystemIF::GENERIC_DIR_ERROR;
 }
+
 ReturnValue_t HostFilesystem::removeDirectory(FilesystemParams params, bool deleteRecurively) {
-  return 0;
+  if (params.path == nullptr) {
+    return HasReturnvaluesIF::RETURN_FAILED;
+  }
+  path dirPath(params.path);
+  if (not exists(dirPath)) {
+    return HasFileSystemIF::DIRECTORY_DOES_NOT_EXIST;
+  }
+  if (is_regular_file(dirPath)) {
+    return HasFileSystemIF::NOT_A_DIRECTORY;
+  }
+  if (deleteRecurively) {
+    if (remove_all(dirPath, errorCode)) {
+      return HasReturnvaluesIF::RETURN_OK;
+    }
+  } else {
+    if (remove(dirPath, errorCode)) {
+      return HasReturnvaluesIF::RETURN_OK;
+    }
+  }
+  // Error handling
+  if (errorCode == std::errc::directory_not_empty) {
+    return HasFileSystemIF::DIRECTORY_NOT_EMPTY;
+  }
+  return HasFileSystemIF::GENERIC_DIR_ERROR;
 }
-ReturnValue_t HostFilesystem::renameFile(const char *oldPath, char *newPath,
-                                         FileSystemArgsIF *args) {
-  return 0;
+
+ReturnValue_t HostFilesystem::rename(const char *oldPath_, char *newPath_, FileSystemArgsIF *args) {
+  if (oldPath_ == nullptr or newPath_ == nullptr) {
+    return HasReturnvaluesIF::RETURN_FAILED;
+  }
+  path oldPath(oldPath_);
+  path newPath(newPath_);
+  errorCode.clear();
+  std::filesystem::rename(oldPath, newPath, errorCode);
+  if (errorCode) {
+    return HasFileSystemIF::GENERIC_RENAME_ERROR;
+  }
+  return HasReturnvaluesIF::RETURN_OK;
 }