generic interface for map-like data structures

[nbds] / include / map.h

diff --git a/include/map.h b/include/map.h
new file mode 100644 (file)
index 0000000..d670c35
--- /dev/null
+++ b/include/map.h
@@ -0,0 +1,20 @@
+#ifndef MAP_H
+#define MAP_H
+
+typedef struct map map_t;
+typedef enum stat { MAP_STAT_COUNT } map_stat_e;
+typedef enum { MAP_TYPE_HASHTABLE, MAP_TYPE_SKIPLIST, MAP_TYPE_LIST } map_type_e;
+
+map_t *  map_alloc  (map_type_e map_type);
+void     map_free   (map_t *map);
+void     map_print  (map_t *map);
+uint64_t map_stat   (map_t *map, map_stat_e stat_type);
+
+uint64_t map_get    (map_t *map, const void *key_data, uint32_t key_len);
+uint64_t map_set    (map_t *map, const void *key_data, uint32_t key_len, uint64_t new_val);
+uint64_t map_add    (map_t *map, const void *key_data, uint32_t key_len, uint64_t new_val);
+uint64_t map_cas    (map_t *map, const void *key_data, uint32_t key_len, uint64_t expected_val, uint64_t new_val);
+uint64_t map_replace(map_t *map, const void *key_data, uint32_t key_len, uint64_t new_val);
+uint64_t map_remove (map_t *map, const void *key_data, uint32_t key_len);
+
+#endif//MAP_H