diff --git a/treeh.c b/treeh.c
index 781f47a..c85b22c 100644
--- a/treeh.c
+++ b/treeh.c
@@ -1,2 +1,31 @@
 #include "treeh.h"
 
+tree make_empty_tree(){
+  return NULL;
+}
+
+void addto_tree(tree,char*,int){
+  if
+  
+}
+void loadfrom_file(tree,FILE*){}
+void loadfrom_keyboard(tree){}
+
+char is_empty(tree){
+  int i;
+  for(i=0;i<NBCHAR;i++){
+    if(t->next[i]!=NULL)
+      return 0;
+  }
+  return 1;
+}
+char is_end(tree t){
+  return t->isEnd!=0;
+}
+
+int hash(char c){
+  //needs to check c isalpha or ';
+  if(c='\'')
+    return 0;
+  return c%64;
+}
--
libgit2 0.21.2