Add a prefetch method. At the moment it is a no-op.

[bluesky.git] / bluesky / bluesky.h

diff --git a/bluesky/bluesky.h b/bluesky/bluesky.h
index ad7b942..c27fb6c 100644 (file)
--- a/bluesky/bluesky.h
+++ b/bluesky/bluesky.h
@@ -85,6 +85,22 @@ void bluesky_string_unref(BlueSkyRCStr *string);
 BlueSkyRCStr *bluesky_string_dup(BlueSkyRCStr *string);
 void bluesky_string_resize(BlueSkyRCStr *string, gsize len);
 
+struct BlueSkyRangeset;
+typedef struct BlueSkyRangeset BlueSkyRangeset;
+typedef struct {
+    uint64_t start, length;
+    gpointer data;
+} BlueSkyRangesetItem;
+
+BlueSkyRangeset *bluesky_rangeset_new();
+void bluesky_rangeset_free(BlueSkyRangeset *rangeset);
+gboolean bluesky_rangeset_insert(BlueSkyRangeset *rangeset,
+                                 uint64_t start, uint64_t length,
+                                 gpointer data);
+const BlueSkyRangesetItem *bluesky_rangeset_lookup(BlueSkyRangeset *rangeset,
+                                                   uint64_t offset);
+const BlueSkyRangesetItem *bluesky_rangeset_lookup_next(BlueSkyRangeset *rangeset, uint64_t offset);
+
 /* Storage interface.  This presents a key-value store abstraction, and can
  * have multiple implementations: in-memory, on-disk, in-cloud. */
 struct BlueSkyStore;