block: Move block dirty bitmap code to separate files

The only code change is making bdrv_dirty_bitmap_truncate public. It is
used in block.c.

Also two long lines (bdrv_get_dirty) are wrapped.

Signed-off-by: Fam Zheng <famz@redhat.com>
Reviewed-by: John Snow <jsnow@redhat.com>
Message-id: 1457412306-18940-5-git-send-email-famz@redhat.com
Signed-off-by: Max Reitz <mreitz@redhat.com>

1 files changed, 44 insertions, 0 deletions

diff --git a/include/block/dirty-bitmap.h b/include/block/dirty-bitmap.h
new file mode 100644
index 0000000..80afe60
--- /dev/null
+++ b/include/block/dirty-bitmap.h
@@ -0,0 +1,44 @@
+#ifndef BLOCK_DIRTY_BITMAP_H
+#define BLOCK_DIRTY_BITMAP_H
+
+#include "qemu-common.h"
+#include "qemu/hbitmap.h"
+
+BdrvDirtyBitmap *bdrv_create_dirty_bitmap(BlockDriverState *bs,
+                                          uint32_t granularity,
+                                          const char *name,
+                                          Error **errp);
+int bdrv_dirty_bitmap_create_successor(BlockDriverState *bs,
+                                       BdrvDirtyBitmap *bitmap,
+                                       Error **errp);
+BdrvDirtyBitmap *bdrv_dirty_bitmap_abdicate(BlockDriverState *bs,
+                                            BdrvDirtyBitmap *bitmap,
+                                            Error **errp);
+BdrvDirtyBitmap *bdrv_reclaim_dirty_bitmap(BlockDriverState *bs,
+                                           BdrvDirtyBitmap *bitmap,
+                                           Error **errp);
+BdrvDirtyBitmap *bdrv_find_dirty_bitmap(BlockDriverState *bs,
+                                        const char *name);
+void bdrv_dirty_bitmap_make_anon(BdrvDirtyBitmap *bitmap);
+void bdrv_release_dirty_bitmap(BlockDriverState *bs, BdrvDirtyBitmap *bitmap);
+void bdrv_release_named_dirty_bitmaps(BlockDriverState *bs);
+void bdrv_disable_dirty_bitmap(BdrvDirtyBitmap *bitmap);
+void bdrv_enable_dirty_bitmap(BdrvDirtyBitmap *bitmap);
+BlockDirtyInfoList *bdrv_query_dirty_bitmaps(BlockDriverState *bs);
+uint32_t bdrv_get_default_bitmap_granularity(BlockDriverState *bs);
+uint32_t bdrv_dirty_bitmap_granularity(BdrvDirtyBitmap *bitmap);
+bool bdrv_dirty_bitmap_enabled(BdrvDirtyBitmap *bitmap);
+bool bdrv_dirty_bitmap_frozen(BdrvDirtyBitmap *bitmap);
+DirtyBitmapStatus bdrv_dirty_bitmap_status(BdrvDirtyBitmap *bitmap);
+int bdrv_get_dirty(BlockDriverState *bs, BdrvDirtyBitmap *bitmap,
+                   int64_t sector);
+void bdrv_set_dirty_bitmap(BdrvDirtyBitmap *bitmap,
+                           int64_t cur_sector, int nr_sectors);
+void bdrv_reset_dirty_bitmap(BdrvDirtyBitmap *bitmap,
+                             int64_t cur_sector, int nr_sectors);
+void bdrv_dirty_iter_init(BdrvDirtyBitmap *bitmap, struct HBitmapIter *hbi);
+void bdrv_set_dirty_iter(struct HBitmapIter *hbi, int64_t offset);
+int64_t bdrv_get_dirty_count(BdrvDirtyBitmap *bitmap);
+void bdrv_dirty_bitmap_truncate(BlockDriverState *bs);
+
+#endif