summaryrefslogtreecommitdiff
path: root/src/shared/missing.h
diff options
context:
space:
mode:
Diffstat (limited to 'src/shared/missing.h')
-rw-r--r--src/shared/missing.h57
1 files changed, 57 insertions, 0 deletions
diff --git a/src/shared/missing.h b/src/shared/missing.h
index 6e4b398fcb..d1ca135c55 100644
--- a/src/shared/missing.h
+++ b/src/shared/missing.h
@@ -154,6 +154,63 @@ static inline int fanotify_mark(int fanotify_fd, unsigned int flags, uint64_t ma
}
#endif
+#ifndef BTRFS_IOCTL_MAGIC
+#define BTRFS_IOCTL_MAGIC 0x94
+#endif
+
+#ifndef BTRFS_PATH_NAME_MAX
+#define BTRFS_PATH_NAME_MAX 4087
+#endif
+
+#ifndef BTRFS_DEVICE_PATH_NAME_MAX
+#define BTRFS_DEVICE_PATH_NAME_MAX 1024
+#endif
+
+#ifndef BTRFS_FSID_SIZE
+#define BTRFS_FSID_SIZE 16
+#endif
+
+#ifndef BTRFS_UUID_SIZE
+#define BTRFS_UUID_SIZE 16
+#endif
+
+#ifndef HAVE_LINUX_BTRFS_H
+struct btrfs_ioctl_vol_args {
+ int64_t fd;
+ char name[BTRFS_PATH_NAME_MAX + 1];
+};
+
+struct btrfs_ioctl_dev_info_args {
+ uint64_t devid; /* in/out */
+ uint8_t uuid[BTRFS_UUID_SIZE]; /* in/out */
+ uint64_t bytes_used; /* out */
+ uint64_t total_bytes; /* out */
+ uint64_t unused[379]; /* pad to 4k */
+ char path[BTRFS_DEVICE_PATH_NAME_MAX]; /* out */
+};
+
+struct btrfs_ioctl_fs_info_args {
+ uint64_t max_id; /* out */
+ uint64_t num_devices; /* out */
+ uint8_t fsid[BTRFS_FSID_SIZE]; /* out */
+ uint64_t reserved[124]; /* pad to 1k */
+};
+#endif
+
+#ifndef BTRFS_IOC_DEFRAG
+#define BTRFS_IOC_DEFRAG _IOW(BTRFS_IOCTL_MAGIC, 2, struct btrfs_ioctl_vol_args)
+#endif
+
+#ifndef BTRFS_IOC_DEV_INFO
+#define BTRFS_IOC_DEV_INFO _IOWR(BTRFS_IOCTL_MAGIC, 30, \
+ struct btrfs_ioctl_dev_info_args)
+#endif
+
+#ifndef BTRFS_IOC_FS_INFO
+#define BTRFS_IOC_FS_INFO _IOR(BTRFS_IOCTL_MAGIC, 31, \
+ struct btrfs_ioctl_fs_info_args)
+#endif
+
#ifndef BTRFS_SUPER_MAGIC
#define BTRFS_SUPER_MAGIC 0x9123683E
#endif