1 files changed, 35 insertions, 0 deletions
diff --git a/comp2521/tf_idf/fileList.h b/comp2521/tf_idf/fileList.h
new file mode 100644
index 0000000..e7afb54
--- /dev/null
+++ b/comp2521/tf_idf/fileList.h
@@ -0,0 +1,35 @@
+#ifndef FILELIST_C_
+#define FILELIST_C_
+
+#include <stdbool.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "invertedIndex.h"
+
+// Forward declaration for strdup in <string.h>
+char *strdup(const char *);
+
+/*
+ * File list node is unfortuntely defined in "invertedIndex.h":
+    struct FileListNode {
+        char *filename;
+        double tf; // relative tf
+        struct FileListNode *next;
+    };
+*/
+
+// Returns a newly malloc'ed file list node, with fields initialised to zero.
+struct FileListNode *createFileListNode();
+
+// Appends a FileListNode to the end of a FileListNode linked list.
+struct FileListNode *insertFileList(struct InvertedIndexNode *head,
+                                    char *const word);
+
+// Inserts a fileListNode into a list via ordering of tf values. If the tf
+// values are equal, inserts based off the filename in ascending order.
+// Returns the new head of the list.
+struct FileListNode *insertFileOrderedList(struct FileListNode *head,
+                                           struct FileListNode *insert,
+                                           double mult);
+#endif