-int dict_bf_readp (Dict_BFile bf, int no, void **bufp);
-int dict_bf_newp (Dict_BFile bf, int no, void **bufp);
-int dict_bf_touch (Dict_BFile bf, int no);
-void dict_bf_flush_blocks (Dict_BFile bf, int no_to_flush);
-Dict_BFile dict_bf_open (const char *name, int block_size, int cache, int rw);
-int dict_bf_close (Dict_BFile dbf);
-#define DICT_MAGIC "dict00"
-
-typedef int Dict_info;
+#define DICT_MAGIC "dict01"
+
+#define DICT_DEFAULT_PAGESIZE 4096
+
+int dict_bf_readp (Dict_BFile bf, int no, void **bufp);
+int dict_bf_newp (Dict_BFile bf, int no, void **bufp, int nbytes);
+int dict_bf_touch (Dict_BFile bf, int no);
+void dict_bf_flush_blocks (Dict_BFile bf, int no_to_flush);
+Dict_BFile dict_bf_open (BFiles bfs, const char *name, int block_size,
+ int cache, int rw);
+int dict_bf_close (Dict_BFile dbf);
+void dict_bf_compact (Dict_BFile dbf);
+
+Dict dict_open (BFiles bfs, const char *name, int cache, int rw,
+ int compact_flag);
+int dict_close (Dict dict);
+int dict_insert (Dict dict, const char *p, int userlen, void *userinfo);
+int dict_delete (Dict dict, const char *p);
+int dict_delete_subtree (Dict dict, const char *p, void *client,
+ int (*f)(const char *info, void *client));
+char *dict_lookup (Dict dict, const char *p);
+int dict_lookup_ec (Dict dict, char *p, int range,
+ int (*f)(char *name));
+int dict_lookup_grep (Dict dict, const char *p, int range, void *client,
+ int *max_pos, int init_pos,
+ int (*f)(char *name, const char *info,
+ void *client));
+int dict_strcmp (const Dict_char *s1, const Dict_char *s2);
+int dict_strncmp (const Dict_char *s1, const Dict_char *s2, size_t n);
+int dict_strlen (const Dict_char *s);
+int dict_scan (Dict dict, char *str,
+ int *before, int *after, void *client,
+ int (*f)(char *name, const char *info, int pos,
+ void *client));
+
+void dict_grep_cmap (Dict dict, void *vp,
+ const char **(*cmap)(void *vp,
+ const char **from, int len));
+int dict_copy_compact (BFiles bfs, const char *from, const char *to);