1 files changed, 88 insertions, 0 deletions
diff --git a/include/uapi/linux/qnx4_fs.h b/include/uapi/linux/qnx4_fs.h
new file mode 100644
index 000000000..8b9aee1a9
--- /dev/null
+++ b/include/uapi/linux/qnx4_fs.h
@@ -0,0 +1,88 @@
+/*
+ *  Name                         : qnx4_fs.h
+ *  Author                       : Richard Frowijn
+ *  Function                     : qnx4 global filesystem definitions
+ *  History                      : 23-03-1998 created
+ */
+#ifndef _LINUX_QNX4_FS_H
+#define _LINUX_QNX4_FS_H
+
+#include <linux/types.h>
+#include <linux/qnxtypes.h>
+#include <linux/magic.h>
+
+#define QNX4_ROOT_INO 1
+
+#define QNX4_MAX_XTNTS_PER_XBLK	60
+/* for di_status */
+#define QNX4_FILE_USED          0x01
+#define QNX4_FILE_MODIFIED      0x02
+#define QNX4_FILE_BUSY          0x04
+#define QNX4_FILE_LINK          0x08
+#define QNX4_FILE_INODE         0x10
+#define QNX4_FILE_FSYSCLEAN     0x20
+
+#define QNX4_I_MAP_SLOTS	8
+#define QNX4_Z_MAP_SLOTS	64
+#define QNX4_VALID_FS		0x0001	/* Clean fs. */
+#define QNX4_ERROR_FS		0x0002	/* fs has errors. */
+#define QNX4_BLOCK_SIZE         0x200	/* blocksize of 512 bytes */
+#define QNX4_BLOCK_SIZE_BITS    9	/* blocksize shift */
+#define QNX4_DIR_ENTRY_SIZE     0x040	/* dir entry size of 64 bytes */
+#define QNX4_DIR_ENTRY_SIZE_BITS 6	/* dir entry size shift */
+#define QNX4_XBLK_ENTRY_SIZE    0x200	/* xblk entry size */
+#define QNX4_INODES_PER_BLOCK   0x08	/* 512 / 64 */
+
+/* for filenames */
+#define QNX4_SHORT_NAME_MAX	16
+#define QNX4_NAME_MAX		48
+
+/*
+ * This is the original qnx4 inode layout on disk.
+ */
+struct qnx4_inode_entry {
+	char		di_fname[QNX4_SHORT_NAME_MAX];
+	qnx4_off_t	di_size;
+	qnx4_xtnt_t	di_first_xtnt;
+	__le32		di_xblk;
+	__le32		di_ftime;
+	__le32		di_mtime;
+	__le32		di_atime;
+	__le32		di_ctime;
+	qnx4_nxtnt_t	di_num_xtnts;
+	qnx4_mode_t	di_mode;
+	qnx4_muid_t	di_uid;
+	qnx4_mgid_t	di_gid;
+	qnx4_nlink_t	di_nlink;
+	__u8		di_zero[4];
+	qnx4_ftype_t	di_type;
+	__u8		di_status;
+};
+
+struct qnx4_link_info {
+	char		dl_fname[QNX4_NAME_MAX];
+	__le32		dl_inode_blk;
+	__u8		dl_inode_ndx;
+	__u8		dl_spare[10];
+	__u8		dl_status;
+};
+
+struct qnx4_xblk {
+	__le32		xblk_next_xblk;
+	__le32		xblk_prev_xblk;
+	__u8		xblk_num_xtnts;
+	__u8		xblk_spare[3];
+	__le32		xblk_num_blocks;
+	qnx4_xtnt_t	xblk_xtnts[QNX4_MAX_XTNTS_PER_XBLK];
+	char		xblk_signature[8];
+	qnx4_xtnt_t	xblk_first_xtnt;
+};
+
+struct qnx4_super_block {
+	struct qnx4_inode_entry RootDir;
+	struct qnx4_inode_entry Inode;
+	struct qnx4_inode_entry Boot;
+	struct qnx4_inode_entry AltBoot;
+};
+
+#endif