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2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/fs/cifs/smbfsctl.h
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@@ -35,6 +35,33 @@
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  * below). Additional detail on less common ones can be found in MS-FSCC
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  * section 2.3.
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  */
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+
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+/*
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+ * FSCTL values are 32 bits and are constructed as
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+ * <device 16bits> <access 2bits> <function 12bits> <method 2bits>
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+ */
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+/* Device */
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+#define FSCTL_DEVICE_DFS                 (0x0006 << 16)
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+#define FSCTL_DEVICE_FILE_SYSTEM         (0x0009 << 16)
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+#define FSCTL_DEVICE_NAMED_PIPE          (0x0011 << 16)
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+#define FSCTL_DEVICE_NETWORK_FILE_SYSTEM (0x0014 << 16)
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+#define FSCTL_DEVICE_MASK                0xffff0000
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+/* Access */
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+#define FSCTL_DEVICE_ACCESS_FILE_ANY_ACCESS        (0x00 << 14)
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+#define FSCTL_DEVICE_ACCESS_FILE_READ_ACCESS       (0x01 << 14)
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+#define FSCTL_DEVICE_ACCESS_FILE_WRITE_ACCESS      (0x02 << 14)
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+#define FSCTL_DEVICE_ACCESS_FILE_READ_WRITE_ACCESS (0x03 << 14)
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+#define FSCTL_DEVICE_ACCESS_MASK                   0x0000c000
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+/* Function */
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+#define FSCTL_DEVICE_FUNCTION_MASK       0x00003ffc
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+/* Method */
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+#define FSCTL_DEVICE_METHOD_BUFFERED   0x00
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+#define FSCTL_DEVICE_METHOD_IN_DIRECT  0x01
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+#define FSCTL_DEVICE_METHOD_OUT_DIRECT 0x02
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+#define FSCTL_DEVICE_METHOD_NEITHER    0x03
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+#define FSCTL_DEVICE_METHOD_MASK       0x00000003
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+
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+
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 #define FSCTL_DFS_GET_REFERRALS      0x00060194
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 #define FSCTL_DFS_GET_REFERRALS_EX   0x000601B0
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 #define FSCTL_REQUEST_OPLOCK_LEVEL_1 0x00090000
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@@ -76,7 +103,9 @@
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 #define FSCTL_SET_ZERO_ON_DEALLOC    0x00090194 /* BB add struct */
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 #define FSCTL_SET_SHORT_NAME_BEHAVIOR 0x000901B4 /* BB add struct */
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 #define FSCTL_GET_INTEGRITY_INFORMATION 0x0009027C
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-#define FSCTL_QUERY_ALLOCATED_RANGES 0x000940CF /* BB add struct */
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+#define FSCTL_GET_RETRIEVAL_POINTERS_AND_REFCOUNT 0x000903d3
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+#define FSCTL_GET_RETRIEVAL_POINTER_COUNT 0x0009042b
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+#define FSCTL_QUERY_ALLOCATED_RANGES 0x000940CF
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 #define FSCTL_SET_DEFECT_MANAGEMENT  0x00098134 /* BB add struct */
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 #define FSCTL_FILE_LEVEL_TRIM        0x00098208 /* BB add struct */
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 #define FSCTL_DUPLICATE_EXTENTS_TO_FILE 0x00098344
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@@ -117,6 +146,17 @@
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 #define IO_REPARSE_APPXSTREAM	     0xC0000014
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 /* NFS symlinks, Win 8/SMB3 and later */
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 #define IO_REPARSE_TAG_NFS           0x80000014
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+/*
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+ * AzureFileSync - see
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+ * https://docs.microsoft.com/en-us/azure/storage/files/storage-sync-cloud-tiering
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+ */
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+#define IO_REPARSE_TAG_AZ_FILE_SYNC  0x8000001e
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+/* WSL reparse tags */
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+#define IO_REPARSE_TAG_LX_SYMLINK    0xA000001D
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+#define IO_REPARSE_TAG_AF_UNIX	     0x80000023
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+#define IO_REPARSE_TAG_LX_FIFO	     0x80000024
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+#define IO_REPARSE_TAG_LX_CHR	     0x80000025
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+#define IO_REPARSE_TAG_LX_BLK	     0x80000026
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 /* fsctl flags */
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 /* If Flags is set to this value, the request is an FSCTL not ioctl request */