* [PATCH][SMB3] Add various fsctl structs
@ 2022-05-23 2:20 Steve French
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From: Steve French @ 2022-05-23 2:20 UTC (permalink / raw)
To: CIFS, samba-technical
[-- Attachment #1: Type: text/plain, Size: 300 bytes --]
Add various fsctl structs
Add missing structure definition for various newer fsctl operations
- duplicate_extents_ex
- get_integrity_information
- query_file_regions
- query_on_disk_volume_info
And move a few more fsctl definitions to smbfs_common
--
Thanks,
Steve
[-- Attachment #2: 0001-SMB3-Add-various-fsctl-structs.patch --]
[-- Type: text/x-patch, Size: 5160 bytes --]
From d14d769821b2591a35cdb122117d091726afb418 Mon Sep 17 00:00:00 2001
From: Steve French <stfrench@microsoft.com>
Date: Sun, 22 May 2022 21:14:42 -0500
Subject: [PATCH] [SMB3] Add various fsctl structs
Add missing structure definition for various newer fsctl operations
- duplicate_extents_ex
- get_integrity_information
- query_file_regions
- query_on_disk_volume_info
Signed-off-by: Steve French <stfrench@microsoft.com>
---
fs/cifs/smb2pdu.h | 22 --------
fs/smbfs_common/smb2pdu.h | 108 +++++++++++++++++++++++++++++++++++---
2 files changed, 101 insertions(+), 29 deletions(-)
diff --git a/fs/cifs/smb2pdu.h b/fs/cifs/smb2pdu.h
index d8c4388b190d..f57881b8464f 100644
--- a/fs/cifs/smb2pdu.h
+++ b/fs/cifs/smb2pdu.h
@@ -260,28 +260,6 @@ struct get_retrieval_pointers_refcount_rsp {
struct smb3_extents extents[];
} __packed;
-struct fsctl_set_integrity_information_req {
- __le16 ChecksumAlgorithm;
- __le16 Reserved;
- __le32 Flags;
-} __packed;
-
-struct fsctl_get_integrity_information_rsp {
- __le16 ChecksumAlgorithm;
- __le16 Reserved;
- __le32 Flags;
- __le32 ChecksumChunkSizeInBytes;
- __le32 ClusterSizeInBytes;
-} __packed;
-
-/* Integrity ChecksumAlgorithm choices for above */
-#define CHECKSUM_TYPE_NONE 0x0000
-#define CHECKSUM_TYPE_CRC64 0x0002
-#define CHECKSUM_TYPE_UNCHANGED 0xFFFF /* set only */
-
-/* Integrity flags for above */
-#define FSCTL_INTEGRITY_FLAG_CHECKSUM_ENFORCEMENT_OFF 0x00000001
-
/* See MS-DFSC 2.2.2 */
struct fsctl_get_dfs_referral_req {
__le16 MaxReferralLevel;
diff --git a/fs/smbfs_common/smb2pdu.h b/fs/smbfs_common/smb2pdu.h
index 0507aecfc669..2cab413fffee 100644
--- a/fs/smbfs_common/smb2pdu.h
+++ b/fs/smbfs_common/smb2pdu.h
@@ -1244,6 +1244,106 @@ struct file_zero_data_information {
__le64 BeyondFinalZero;
} __packed;
+/* See MS-FSCC 2.3.7 */
+struct duplicate_extents_to_file {
+ __u64 PersistentFileHandle; /* source file handle, opaque endianness */
+ __u64 VolatileFileHandle;
+ __le64 SourceFileOffset;
+ __le64 TargetFileOffset;
+ __le64 ByteCount; /* Bytes to be copied */
+} __packed;
+
+/* See MS-FSCC 2.3.8 */
+#define DUPLICATE_EXTENTS_DATA_EX_SOURCE_ATOMIC 0x00000001
+struct duplicate_extents_to_file_ex {
+ __u64 PersistentFileHandle; /* source file handle, opaque endianness */
+ __u64 VolatileFileHandle;
+ __le64 SourceFileOffset;
+ __le64 TargetFileOffset;
+ __le64 ByteCount; /* Bytes to be copied */
+ __le32 Flags;
+ __le32 Reserved;
+} __packed;
+
+
+/* See MS-FSCC 2.3.20 */
+struct fsctl_get_integrity_information_rsp {
+ __le16 ChecksumAlgorithm;
+ __le16 Reserved;
+ __le32 Flags;
+ __le32 ChecksumChunkSizeInBytes;
+ __le32 ClusterSizeInBytes;
+} __packed;
+
+/* See MS-FSCC 2.3.55 */
+struct fsctl_query_file_regions_req {
+ __le64 FileOffset;
+ __le64 Length;
+ __le32 DesiredUsage;
+ __le32 Reserved;
+} __packed;
+
+/* DesiredUsage flags see MS-FSCC 2.3.56.1 */
+#define FILE_USAGE_INVALID_RANGE 0x00000000
+#define FILE_USAGE_VALID_CACHED_DATA 0x00000001
+#define FILE_USAGE_NONCACHED_DATA 0x00000002
+
+struct file_region_info {
+ __le64 FileOffset;
+ __le64 Length;
+ __le32 DesiredUsage;
+ __le32 Reserved;
+} __packed;
+
+/* See MS-FSCC 2.3.56 */
+struct fsctl_query_file_region_rsp {
+ __le32 Flags;
+ __le32 TotalRegionEntryCount;
+ __le32 RegionEntryCount;
+ __u32 Reserved;
+ struct file_region_info Regions[];
+} __packed;
+
+/* See MS-FSCC 2.3.58 */
+struct fsctl_query_on_disk_vol_info_rsp {
+ __le64 DirectoryCount;
+ __le64 FileCount;
+ __le16 FsFormatMajVersion;
+ __le16 FsFormatMinVersion;
+ __u8 FsFormatName[24];
+ __le64 FormatTime;
+ __le64 LastUpdateTime;
+ __u8 CopyrightInfo[68];
+ __u8 AbstractInfo[68];
+ __u8 FormatImplInfo[68];
+ __u8 LastModifyImplInfo[68];
+} __packed;
+
+/* See MS-FSCC 2.3.73 */
+struct fsctl_set_integrity_information_req {
+ __le16 ChecksumAlgorithm;
+ __le16 Reserved;
+ __le32 Flags;
+} __packed;
+
+/* See MS-FSCC 2.3.75 */
+struct fsctl_set_integrity_info_ex_req {
+ __u8 EnableIntegrity;
+ __u8 KeepState;
+ __u16 Reserved;
+ __le32 Flags;
+ __u8 Version;
+ __u8 Reserved2[7];
+} __packed;
+
+/* Integrity ChecksumAlgorithm choices for above */
+#define CHECKSUM_TYPE_NONE 0x0000
+#define CHECKSUM_TYPE_CRC64 0x0002
+#define CHECKSUM_TYPE_UNCHANGED 0xFFFF /* set only */
+
+/* Integrity flags for above */
+#define FSCTL_INTEGRITY_FLAG_CHECKSUM_ENFORCEMENT_OFF 0x00000001
+
/* Reparse structures - see MS-FSCC 2.1.2 */
/* struct fsctl_reparse_info_req is empty, only response structs (see below) */
@@ -1304,13 +1404,6 @@ struct validate_negotiate_info_rsp {
__le16 Dialect; /* Dialect in use for the connection */
} __packed;
-struct duplicate_extents_to_file {
- __u64 PersistentFileHandle; /* source file handle, opaque endianness */
- __u64 VolatileFileHandle;
- __le64 SourceFileOffset;
- __le64 TargetFileOffset;
- __le64 ByteCount; /* Bytes to be copied */
-} __packed;
/* Possible InfoType values */
#define SMB2_O_INFO_FILE 0x01
@@ -1419,6 +1512,7 @@ struct smb2_query_info_rsp {
* PDU query infolevel structure definitions
*/
+/* See MS-FSCC 2.3.52 */
struct file_allocated_range_buffer {
__le64 file_offset;
__le64 length;
--
2.34.1
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