From 7d03ae4dc4631d731499644129736285df628378 Mon Sep 17 00:00:00 2001 From: Steve French Date: Fri, 23 Oct 2020 15:21:38 -0500 Subject: 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 --- fs/cifs/smb2pdu.h | 26 ++++++++++++++++++++++++++ fs/cifs/smbfsctl.h | 2 ++ 2 files changed, 28 insertions(+) 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 */ diff --git a/fs/cifs/smbfsctl.h b/fs/cifs/smbfsctl.h index 1ff28529cf4b..a0e84747f567 100644 --- a/fs/cifs/smbfsctl.h +++ b/fs/cifs/smbfsctl.h @@ -103,6 +103,8 @@ #define FSCTL_SET_ZERO_ON_DEALLOC 0x00090194 /* BB add struct */ #define FSCTL_SET_SHORT_NAME_BEHAVIOR 0x000901B4 /* BB add struct */ #define FSCTL_GET_INTEGRITY_INFORMATION 0x0009027C +#define FSCTL_GET_RETRIEVAL_POINTERS_AND_REFCOUNT 0x000903d3 +#define FSCTL_GET_RETRIEVAL_POINTER_COUNT 0x0009042b #define FSCTL_QUERY_ALLOCATED_RANGES 0x000940CF #define FSCTL_SET_DEFECT_MANAGEMENT 0x00098134 /* BB add struct */ #define FSCTL_FILE_LEVEL_TRIM 0x00098208 /* BB add struct */ -- cgit