Implement very basic grouped fetches of objects from the cloud.

[bluesky.git] / bluesky / bluesky-private.h

diff --git a/bluesky/bluesky-private.h b/bluesky/bluesky-private.h
index 2f69166..547fb59 100644 (file)
--- a/bluesky/bluesky-private.h
+++ b/bluesky/bluesky-private.h
@@ -332,6 +332,7 @@ void bluesky_cloudlog_sync(BlueSkyCloudLog *log);
 void bluesky_cloudlog_insert(BlueSkyCloudLog *log);
 void bluesky_cloudlog_insert_locked(BlueSkyCloudLog *log);
 BlueSkyCloudLog *bluesky_cloudlog_get(BlueSkyFS *fs, BlueSkyCloudID id);
+void bluesky_cloudlog_prefetch(BlueSkyCloudLog *log);
 void bluesky_cloudlog_fetch(BlueSkyCloudLog *log);
 BlueSkyCloudPointer bluesky_cloudlog_serialize(BlueSkyCloudLog *log,
                                                BlueSkyFS *fs);
@@ -382,11 +383,13 @@ struct BlueSkyCacheFile {
     gint mapcount;              // References to the mmaped data
     const char *addr;           // May be null if data is not mapped in memory
     size_t len;
+    int disk_used;
     BlueSkyFS *fs;
     BlueSkyLog *log;
     gboolean fetching, ready;   // Cloud data: downloading or ready for use
     int64_t atime;              // Access time, for cache management
     BlueSkyRangeset *items;     // Locations of valid items
+    BlueSkyRangeset *prefetches;// Locations we have been requested to prefetch
 };
 
 BlueSkyLog *bluesky_log_new(const char *log_directory);
@@ -395,13 +398,13 @@ void bluesky_log_finish_all(GList *log_items);
 BlueSkyCloudLog *bluesky_log_get_commit_point(BlueSkyFS *fs);
 void bluesky_log_write_commit_point(BlueSkyFS *fs, BlueSkyCloudLog *marker);
 
-BlueSkyRCStr *bluesky_log_map_object(BlueSkyFS *fs, int log_dir, int log_seq,
-                                     int log_offset, int log_size);
+BlueSkyRCStr *bluesky_log_map_object(BlueSkyCloudLog *item, gboolean map_data);
 void bluesky_mmap_unref(BlueSkyCacheFile *mmap);
 void bluesky_cachefile_unref(BlueSkyCacheFile *cachefile);
 
 BlueSkyCacheFile *bluesky_cachefile_lookup(BlueSkyFS *fs,
-                                           int clouddir, int log_seq);
+                                           int clouddir, int log_seq,
+                                           gboolean start_fetch);
 void bluesky_cachefile_gc(BlueSkyFS *fs);
 
 void bluesky_replay(BlueSkyFS *fs);