pack-bitmap-write: convert some helpers to use object_id

A few functions take raw hash pointers, but all of their callers
actually have a "struct object_id". Let's retain that extra type as long
as possible (which will let future patches extend that further, and so
on).

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/pack-bitmap-write.c b/pack-bitmap-write.c
index 802ed62677dc995cc08d747a7c85dc1f17109503..59aa201043905219d1b4793b1d7f73022c605db2 100644 (file)
--- a/pack-bitmap-write.c
+++ b/pack-bitmap-write.c
@@ -142,13 +142,13 @@ static inline void reset_all_seen(void)
        seen_objects_nr = 0;
 }
 
-static uint32_t find_object_pos(const unsigned char *hash)
+static uint32_t find_object_pos(const struct object_id *oid)
 {
-       struct object_entry *entry = packlist_find(writer.to_pack, hash, NULL);
+       struct object_entry *entry = packlist_find(writer.to_pack, oid->hash, NULL);
 
        if (!entry) {
                die("Failed to write bitmap index. Packfile doesn't have full closure "
-                       "(object %s is missing)", hash_to_hex(hash));
+                       "(object %s is missing)", oid_to_hex(oid));
        }
 
        return oe_in_pack_pos(writer.to_pack, entry);
@@ -157,7 +157,7 @@ static uint32_t find_object_pos(const unsigned char *hash)
 static void show_object(struct object *object, const char *name, void *data)
 {
        struct bitmap *base = data;
-       bitmap_set(base, find_object_pos(object->oid.hash));
+       bitmap_set(base, find_object_pos(&object->oid));
        mark_as_seen(object);
 }
 
@@ -170,7 +170,7 @@ static int
 add_to_include_set(struct bitmap *base, struct commit *commit)
 {
        khiter_t hash_pos;
-       uint32_t bitmap_pos = find_object_pos(commit->object.oid.hash);
+       uint32_t bitmap_pos = find_object_pos(&commit->object.oid);
 
        if (bitmap_get(base, bitmap_pos))
                return 0;
@@ -375,14 +375,14 @@ void bitmap_writer_reuse_bitmaps(struct packing_data *to_pack)
         */
 }
 
-static struct ewah_bitmap *find_reused_bitmap(const unsigned char *sha1)
+static struct ewah_bitmap *find_reused_bitmap(const struct object_id *oid)
 {
        khiter_t hash_pos;
 
        if (!writer.reused)
                return NULL;
 
-       hash_pos = kh_get_sha1(writer.reused, sha1);
+       hash_pos = kh_get_sha1(writer.reused, oid->hash);
        if (hash_pos >= kh_end(writer.reused))
                return NULL;
 
@@ -422,14 +422,14 @@ void bitmap_writer_select_commits(struct commit **indexed_commits,
 
                if (next == 0) {
                        chosen = indexed_commits[i];
-                       reused_bitmap = find_reused_bitmap(chosen->object.oid.hash);
+                       reused_bitmap = find_reused_bitmap(&chosen->object.oid);
                } else {
                        chosen = indexed_commits[i + next];
 
                        for (j = 0; j <= next; ++j) {
                                struct commit *cm = indexed_commits[i + j];
 
-                               reused_bitmap = find_reused_bitmap(cm->object.oid.hash);
+                               reused_bitmap = find_reused_bitmap(&cm->object.oid);
                                if (reused_bitmap || (cm->object.flags & NEEDS_BITMAP) != 0) {
                                        chosen = cm;
                                        break;