1 files changed, 57 insertions, 0 deletions
diff --git a/st.h b/st.h
new file mode 100644
index 0000000000..04ac5c1088
--- /dev/null
+++ b/st.h
@@ -0,0 +1,57 @@
+/* This is a general purpose hash table package written by Peter Moore @ UCB. */
+
+/* @(#) st.h 5.1 89/12/14 */
+
+#ifndef ST_INCLUDED
+
+#define ST_INCLUDED
+
+typedef struct st_table_entry st_table_entry;
+
+struct st_table_entry {
+    char *key;
+    char *record;
+    st_table_entry *next;
+};
+
+typedef struct st_table st_table;
+
+struct st_table {
+    int (*compare)();
+    int (*hash)();
+    int num_bins;
+    int num_entries;
+    int max_density;
+    int reorder_flag;
+    double grow_factor;
+    st_table_entry **bins;
+};
+
+#define st_is_member(table,key) st_lookup(table,key,(char **) 0)
+
+enum st_retval {ST_CONTINUE, ST_STOP, ST_DELETE};
+
+int st_delete(), st_insert(), st_foreach(), st_free_table();
+int st_lookup(), st_find_or_add(), st_add_direct();
+st_table *st_init_table(), *st_init_table_with_params();
+st_table *st_copy();
+
+#define ST_NUMCMP	((int (*)()) 0)
+#define ST_NUMHASH	((int (*)()) -2)
+
+#define ST_PTRCMP	((int (*)()) 0)
+#define ST_PTRHASH	((int (*)()) -1)
+
+#define st_numcmp	ST_NUMCMP
+#define st_numhash	ST_NUMHASH
+#define st_ptrcmp	ST_PTRCMP
+#define st_ptrhash	ST_PTRHASH
+
+#define ST_DEFAULT_MAX_DENSITY 5
+#define ST_DEFAULT_INIT_TABLE_SIZE 11
+#define ST_DEFAULT_GROW_FACTOR 2.0
+#define ST_DEFAULT_REORDER_FLAG 0
+
+int st_strhash();
+
+#endif ST_INCLUDED