-#define UNITS_RAW (1)
-#define UNITS_BINARY (2)
-#define UNITS_DECIMAL (3)
-#define UNITS_HUMAN UNITS_BINARY
-
-int make_btrfs(int fd, const char *device, const char *label,
- char *fs_uuid, u64 blocks[6], u64 num_bytes, u32 nodesize,
- u32 leafsize, u32 sectorsize, u32 stripesize, u64 features);
+#define UNITS_RESERVED (0)
+#define UNITS_BYTES (1)
+#define UNITS_KBYTES (2)
+#define UNITS_MBYTES (3)
+#define UNITS_GBYTES (4)
+#define UNITS_TBYTES (5)
+#define UNITS_RAW (1U << UNITS_MODE_SHIFT)
+#define UNITS_BINARY (2U << UNITS_MODE_SHIFT)
+#define UNITS_DECIMAL (3U << UNITS_MODE_SHIFT)
+/* Interpret the u64 value as s64 */
+#define UNITS_NEGATIVE (4U << UNITS_MODE_SHIFT)
+#define UNITS_MODE_MASK ((1U << UNITS_MODE_SHIFT) - 1)
+#define UNITS_MODE_SHIFT (8)
+#define UNITS_HUMAN_BINARY (UNITS_BINARY)
+#define UNITS_HUMAN_DECIMAL (UNITS_DECIMAL)
+#define UNITS_HUMAN (UNITS_HUMAN_BINARY)
+#define UNITS_DEFAULT (UNITS_HUMAN)
+
+void units_set_mode(unsigned *units, unsigned mode);
+void units_set_base(unsigned *units, unsigned base);
+
+#define PREP_DEVICE_ZERO_END (1U << 0)
+#define PREP_DEVICE_DISCARD (1U << 1)
+#define PREP_DEVICE_VERBOSE (1U << 2)
+
+#define SEEN_FSID_HASH_SIZE 256
+struct seen_fsid {
+ u8 fsid[BTRFS_FSID_SIZE];
+ struct seen_fsid *next;
+ DIR *dirstream;
+ int fd;
+};
+