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 000000000000..8b9aee1a9ce3
--- /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