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Commit 0df444a0 authored by Steve French's avatar Steve French
Browse files

smb3: missing defines and structs for reparse point handling 



We were missing some structs from MS-FSCC relating to
reparse point handling.  Add them to protocol defines
in smb2pdu.h

Signed-off-by: default avatarSteve French <stfrench@microsoft.com>
Reviewed-by: default avatarAurelien Aptel <aaptel@suse.com>
parent dfe33f9a

fs/cifs/cifspdu.h

+3 −0
Original line number Diff line number Diff line
@@ -1539,6 +1539,9 @@ struct reparse_symlink_data { 
	char	PathBuffer[0];

} __attribute__((packed));



/* Flag above */

#define SYMLINK_FLAG_RELATIVE 0x00000001



/* For IO_REPARSE_TAG_NFS */

#define NFS_SPECFILE_LNK	0x00000000014B4E4C

#define NFS_SPECFILE_CHR	0x0000000000524843

fs/cifs/smb2pdu.h

+35 −0
Original line number Diff line number Diff line
@@ -842,6 +842,41 @@ struct fsctl_get_integrity_information_rsp { 
/* 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) */



struct reparse_data_buffer {

	__le32	ReparseTag;

	__le16	ReparseDataLength;

	__u16	Reserved;

	__u8	DataBuffer[0]; /* Variable Length */

} __packed;



struct reparse_guid_data_buffer {

	__le32	ReparseTag;

	__le16	ReparseDataLength;

	__u16	Reserved;

	__u8	ReparseGuid[16];

	__u8	DataBuffer[0]; /* Variable Length */

} __packed;



struct reparse_mount_point_data_buffer {

	__le32	ReparseTag;

	__le16	ReparseDataLength;

	__u16	Reserved;

	__le16	SubstituteNameOffset;

	__le16	SubstituteNameLength;

	__le16	PrintNameOffset;

	__le16	PrintNameLength;

	__u8	PathBuffer[0]; /* Variable Length */

} __packed;



/* See MS-FSCC 2.1.2.4 and cifspdu.h for struct reparse_symlink_data */



/* See MS-FSCC 2.1.2.6 and cifspdu.h for struct reparse_posix_data */





/* See MS-DFSC 2.2.2 */

struct fsctl_get_dfs_referral_req {

	__le16 MaxReferralLevel;