The sixth batch

[thirdparty/git.git] / pack-bitmap.h

diff --git a/pack-bitmap.h b/pack-bitmap.h
index 8a04741e1253b0ba801445a76ceb8e4937121f73..1203120c4321c15d488e623385d0ce9633b66477 100644 (file)
--- a/pack-bitmap.h
+++ b/pack-bitmap.h
@@ -3,21 +3,24 @@
 
 #include "ewah/ewok.h"
 #include "khash.h"
+#include "pack.h"
 #include "pack-objects.h"
 
 struct commit;
+struct repository;
 struct rev_info;
+struct list_objects_filter_options;
+
+static const char BITMAP_IDX_SIGNATURE[] = {'B', 'I', 'T', 'M'};
 
 struct bitmap_disk_header {
-       char magic[4];
+       char magic[ARRAY_SIZE(BITMAP_IDX_SIGNATURE)];
        uint16_t version;
        uint16_t options;
        uint32_t entry_count;
-       unsigned char checksum[20];
+       unsigned char checksum[GIT_MAX_RAWSZ];
 };
 
-static const char BITMAP_IDX_SIGNATURE[] = {'B', 'I', 'T', 'M'};
-
 #define NEEDS_BITMAP (1u<<22)
 
 enum pack_bitmap_opts {
@@ -39,19 +42,31 @@ typedef int (*show_reachable_fn)(
 
 struct bitmap_index;
 
-struct bitmap_index *prepare_bitmap_git(void);
+struct bitmap_index *prepare_bitmap_git(struct repository *r);
 void count_bitmap_commit_list(struct bitmap_index *, uint32_t *commits,
                              uint32_t *trees, uint32_t *blobs, uint32_t *tags);
 void traverse_bitmap_commit_list(struct bitmap_index *,
+                                struct rev_info *revs,
                                 show_reachable_fn show_reachable);
 void test_bitmap_walk(struct rev_info *revs);
-struct bitmap_index *prepare_bitmap_walk(struct rev_info *revs);
+struct bitmap_index *prepare_bitmap_walk(struct rev_info *revs,
+                                        struct list_objects_filter_options *filter);
 int reuse_partial_packfile_from_bitmap(struct bitmap_index *,
                                       struct packed_git **packfile,
-                                      uint32_t *entries, off_t *up_to);
+                                      uint32_t *entries,
+                                      struct bitmap **reuse_out);
 int rebuild_existing_bitmaps(struct bitmap_index *, struct packing_data *mapping,
-                            khash_sha1 *reused_bitmaps, int show_progress);
+                            kh_oid_map_t *reused_bitmaps, int show_progress);
 void free_bitmap_index(struct bitmap_index *);
+int bitmap_walk_contains(struct bitmap_index *,
+                        struct bitmap *bitmap, const struct object_id *oid);
+
+/*
+ * After a traversal has been performed by prepare_bitmap_walk(), this can be
+ * queried to see if a particular object was reachable from any of the
+ * objects flagged as UNINTERESTING.
+ */
+int bitmap_has_oid_in_uninteresting(struct bitmap_index *, const struct object_id *oid);
 
 void bitmap_writer_show_progress(int show);
 void bitmap_writer_set_checksum(unsigned char *sha1);