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authorSteve French <stfrench@microsoft.com>2020-10-23 15:21:38 -0500
committerSteve French <stfrench@microsoft.com>2020-10-23 15:38:10 -0500
commit7d03ae4dc4631d731499644129736285df628378 (patch)
treef3a2039f1dbcd2fa75374a5d1d030a7d3c978961 /fs/cifs/smb2pdu.h
parent6a87266c043b7a279941d17834540d173babca5f (diff)
smb3: add some missing definitions from MS-FSCC
Add some structures and defines that were recently added to the protocol documentation (see MS-FSCC sections 2.3.29-2.3.34). Signed-off-by: Steve French <stfrench@microsoft.com>
Diffstat (limited to 'fs/cifs/smb2pdu.h')
-rw-r--r--fs/cifs/smb2pdu.h26
1 files changed, 26 insertions, 0 deletions
diff --git a/fs/cifs/smb2pdu.h b/fs/cifs/smb2pdu.h
index 14244d288b80..f05f9b12f689 100644
--- a/fs/cifs/smb2pdu.h
+++ b/fs/cifs/smb2pdu.h
@@ -999,6 +999,31 @@ struct copychunk_ioctl_rsp {
__le32 TotalBytesWritten;
} __packed;
+/* See MS-FSCC 2.3.29 and 2.3.30 */
+struct get_retrieval_pointer_count_req {
+ __le64 StartingVcn; /* virtual cluster number (signed) */
+} __packed;
+
+struct get_retrieval_pointer_count_rsp {
+ __le32 ExtentCount;
+} __packed;
+
+/*
+ * See MS-FSCC 2.3.33 and 2.3.34
+ * request is the same as get_retrieval_point_count_req struct above
+ */
+struct smb3_extents {
+ __le64 NextVcn;
+ __le64 Lcn; /* logical cluster number */
+} __packed;
+
+struct get_retrieval_pointers_refcount_rsp {
+ __le32 ExtentCount;
+ __u32 Reserved;
+ __le64 StartingVcn;
+ struct smb3_extents extents[];
+} __packed;
+
struct fsctl_set_integrity_information_req {
__le16 ChecksumAlgorithm;
__le16 Reserved;
@@ -1640,6 +1665,7 @@ struct smb2_file_rename_info { /* encoding of request for level 10 */
__u64 RootDirectory; /* MBZ for network operations (why says spec?) */
__le32 FileNameLength;
char FileName[]; /* New name to be assigned */
+ /* padding - overall struct size must be >= 24 so filename + pad >= 6 */
} __packed; /* level 10 Set */
struct smb2_file_link_info { /* encoding of request for level 11 */