start small file transfer test

src/fsfw/cfdp/handler/SourceHandler.cpp

@@ -204,6 +204,11 @@ ReturnValue_t cfdp::SourceHandler::transactionStart(PutRequest& putRequest, Remo
   if (fileSize > UINT32_MAX) {
     transactionParams.pduConf.largeFile = true;
   }
+  if (fileSize == 0) {
+    transactionParams.checksumType = ChecksumType::NULL_CHECKSUM;
+  } else {
+    transactionParams.checksumType = ChecksumType::CRC_32;
+  }
   transactionParams.fileSize.setFileSize(fileSize, transactionParams.pduConf.largeFile);
   transactionParams.remoteCfg = cfg;
   return OK;
@@ -212,7 +217,9 @@ ReturnValue_t cfdp::SourceHandler::transactionStart(PutRequest& putRequest, Remo
 ReturnValue_t cfdp::SourceHandler::prepareAndSendMetadataPdu() {
   cfdp::StringLv sourceName(transactionParams.sourceName.data(), transactionParams.sourceNameSize);
   cfdp::StringLv destName(transactionParams.destName.data(), transactionParams.destNameSize);
-  auto metadataInfo = MetadataGenericInfo(transactionParams.fileSize);
+  auto metadataInfo =
+      MetadataGenericInfo(transactionParams.closureRequested, transactionParams.checksumType,
+                          transactionParams.fileSize);
   auto metadataPdu =
       MetadataPduCreator(transactionParams.pduConf, metadataInfo, sourceName, destName, nullptr, 0);
   ReturnValue_t result = sendGenericPdu(metadataPdu);

src/fsfw/cfdp/handler/SourceHandler.h

@@ -73,6 +73,7 @@ class SourceHandler {
     cfdp::Fss fileSize;
     size_t progress = 0;
     bool closureRequested = false;
+    ChecksumType checksumType = ChecksumType::NULL_CHECKSUM;
     RemoteEntityCfg remoteCfg;
     PduConfig pduConf;
     cfdp::TransactionId id{};

src/fsfw/filesystem/HasFileSystemIF.h

@@ -17,7 +17,7 @@ struct FilesystemParams {
 };
 
 struct FileOpParams {
-  FileOpParams(const char* path, size_t size) : fsParams(path), size(size) {}
+  FileOpParams(const char* path, size_t opSize) : fsParams(path), size(opSize) {}
 
   [[nodiscard]] const char* path() const { return fsParams.path; }