block: Use bool as appropriate for BDS members

Using int for values that are only used as booleans is confusing.
While at it, rearrange a couple of members so that all the bools
are contiguous.

Signed-off-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Fam Zheng <famz@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>

2 files changed, 11 insertions, 10 deletions

diff --git a/include/block/block.h b/include/block/block.h
index 733a8ec2ec..211a0f2c41 100644
--- a/include/block/block.h
+++ b/include/block/block.h
@@ -362,8 +362,8 @@ int bdrv_is_allocated(BlockDriverState *bs, int64_t sector_num, int nb_sectors,
 int bdrv_is_allocated_above(BlockDriverState *top, BlockDriverState *base,
                             int64_t sector_num, int nb_sectors, int *pnum);
 
-int bdrv_is_read_only(BlockDriverState *bs);
-int bdrv_is_sg(BlockDriverState *bs);
+bool bdrv_is_read_only(BlockDriverState *bs);
+bool bdrv_is_sg(BlockDriverState *bs);
 bool bdrv_is_inserted(BlockDriverState *bs);
 int bdrv_media_changed(BlockDriverState *bs);
 void bdrv_lock_medium(BlockDriverState *bs, bool locked);
@@ -390,8 +390,8 @@ BlockDriverState *bdrv_first(BdrvNextIterator *it);
 BlockDriverState *bdrv_next(BdrvNextIterator *it);
 
 BlockDriverState *bdrv_next_monitor_owned(BlockDriverState *bs);
-int bdrv_is_encrypted(BlockDriverState *bs);
-int bdrv_key_required(BlockDriverState *bs);
+bool bdrv_is_encrypted(BlockDriverState *bs);
+bool bdrv_key_required(BlockDriverState *bs);
 int bdrv_set_key(BlockDriverState *bs, const char *key);
 void bdrv_add_key(BlockDriverState *bs, const char *key, Error **errp);
 int bdrv_query_missing_keys(void);
diff --git a/include/block/block_int.h b/include/block/block_int.h
index 8f061ebf79..0432ba57b6 100644
--- a/include/block/block_int.h
+++ b/include/block/block_int.h
@@ -429,14 +429,15 @@ struct BdrvChild {
 struct BlockDriverState {
     int64_t total_sectors; /* if we are reading a disk image, give its
                               size in sectors */
-    int read_only; /* if true, the media is read only */
     int open_flags; /* flags used to open the file, re-used for re-open */
-    int encrypted; /* if true, the media is encrypted */
-    int valid_key; /* if true, a valid encryption key has been set */
-    int sg;        /* if true, the device is a /dev/sg* */
-    int copy_on_read; /* if true, copy read backing sectors into image
+    bool read_only; /* if true, the media is read only */
+    bool encrypted; /* if true, the media is encrypted */
+    bool valid_key; /* if true, a valid encryption key has been set */
+    bool sg;        /* if true, the device is a /dev/sg* */
+    bool probed;    /* if true, format was probed rather than specified */
+
+    int copy_on_read; /* if nonzero, copy read backing sectors into image.
                          note this is a reference count */
-    bool probed;
 
     BlockDriver *drv; /* NULL means no media */
     void *opaque;