1 files changed, 19 insertions, 0 deletions
diff --git a/comp/cw/code/tokenizer/ads/dll/dll.h b/comp/cw/code/tokenizer/ads/dll/dll.h
new file mode 100644
index 0000000..44940ce
--- /dev/null
+++ b/comp/cw/code/tokenizer/ads/dll/dll.h
@@ -0,0 +1,19 @@
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+
+typedef struct dll_t dll_t;
+
+typedef struct dll_t {
+	void *data;
+	dll_t *next;
+	dll_t *prev;
+} dll_t;
+
+dll_t *dllalloc();
+void dllsetdata(dll_t *node, void *data);
+void dllsetnext(dll_t *node, dll_t *next);
+void dllsetprev(dll_t *node, dll_t *prev);
+void *dllgetat(dll_t *head, int index);
+void dllfreeall(dll_t *head);
+