1 files changed, 24 insertions, 0 deletions
diff --git a/module/tables.m b/module/tables.m
new file mode 100644
index 00000000..62f589a8
--- /dev/null
+++ b/module/tables.m
@@ -0,0 +1,24 @@
+Tables: module {
+	PATH: con "/dis/lib/tables.dis";
+	Table: adt[T] {
+		items:	array of list of (int, T);
+		nilval:	T;
+	
+		new: fn(nslots: int, nilval: T): ref Table[T];
+		add:	fn(t: self ref Table, id: int, x: T): int;
+		del:	fn(t: self ref Table, id: int): int;
+		find:	fn(t: self ref Table, id: int): T;
+	};
+	
+	Strhash: adt[T] {
+		items:	array of list of (string, T);
+		nilval:	T;
+	
+		new: fn(nslots: int, nilval: T): ref Strhash[T];
+		add:	fn(t: self ref Strhash, id: string, x: T);
+		del:	fn(t: self ref Strhash, id: string);
+		find:	fn(t: self ref Strhash, id: string): T;
+	};
+
+	hash: fn(s: string, n: int): int;
+};