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Diffstat (limited to 'fs/cifs/smb2pdu.h')
-rw-r--r--fs/cifs/smb2pdu.h180
1 files changed, 153 insertions, 27 deletions
diff --git a/fs/cifs/smb2pdu.h b/fs/cifs/smb2pdu.h
index 6c9653a130c8..253e2c7c952f 100644
--- a/fs/cifs/smb2pdu.h
+++ b/fs/cifs/smb2pdu.h
@@ -192,10 +192,39 @@ struct smb2_symlink_err_rsp {
__u8 PathBuffer[0];
} __packed;
+/* SMB 3.1.1 and later dialects. See MS-SMB2 section 2.2.2.1 */
+struct smb2_error_context_rsp {
+ __le32 ErrorDataLength;
+ __le32 ErrorId;
+ __u8 ErrorContextData; /* ErrorDataLength long array */
+} __packed;
+
+/* Defines for Type field below (see MS-SMB2 2.2.2.2.2.1) */
+#define MOVE_DST_IPADDR_V4 cpu_to_le32(0x00000001)
+#define MOVE_DST_IPADDR_V6 cpu_to_le32(0x00000002)
+
+struct move_dst_ipaddr {
+ __le32 Type;
+ __u32 Reserved;
+ __u8 address[16]; /* IPv4 followed by 12 bytes rsvd or IPv6 address */
+} __packed;
+
+struct share_redirect_error_context_rsp {
+ __le32 StructureSize;
+ __le32 NotificationType;
+ __le32 ResourceNameOffset;
+ __le32 ResourceNameLength;
+ __le16 Flags;
+ __le16 TargetType;
+ __le32 IPAddrCount;
+ struct move_dst_ipaddr IpAddrMoveList[0];
+ /* __u8 ResourceName[] */ /* Name of share as counted Unicode string */
+} __packed;
+
#define SMB2_CLIENT_GUID_SIZE 16
struct smb2_negotiate_req {
- struct smb2_hdr hdr;
+ struct smb2_sync_hdr sync_hdr;
__le16 StructureSize; /* Must be 36 */
__le16 DialectCount;
__le16 SecurityMode;
@@ -220,6 +249,8 @@ struct smb2_negotiate_req {
/* SecurityMode flags */
#define SMB2_NEGOTIATE_SIGNING_ENABLED 0x0001
#define SMB2_NEGOTIATE_SIGNING_REQUIRED 0x0002
+#define SMB2_SEC_MODE_FLAGS_ALL 0x0003
+
/* Capabilities flags */
#define SMB2_GLOBAL_CAP_DFS 0x00000001
#define SMB2_GLOBAL_CAP_LEASING 0x00000002 /* Resp only New to SMB2.1 */
@@ -235,6 +266,7 @@ struct smb2_negotiate_req {
#define SMB311_SALT_SIZE 32
/* Hash Algorithm Types */
#define SMB2_PREAUTH_INTEGRITY_SHA512 cpu_to_le16(0x0001)
+#define SMB2_PREAUTH_HASH_SIZE 64
struct smb2_preauth_neg_context {
__le16 ContextType; /* 1 */
@@ -282,7 +314,7 @@ struct smb2_negotiate_rsp {
#define SMB2_SESSION_REQ_FLAG_ENCRYPT_DATA 0x04
struct smb2_sess_setup_req {
- struct smb2_hdr hdr;
+ struct smb2_sync_hdr sync_hdr;
__le16 StructureSize; /* Must be 25 */
__u8 Flags;
__u8 SecurityMode;
@@ -308,7 +340,7 @@ struct smb2_sess_setup_rsp {
} __packed;
struct smb2_logoff_req {
- struct smb2_hdr hdr;
+ struct smb2_sync_hdr sync_hdr;
__le16 StructureSize; /* Must be 4 */
__le16 Reserved;
} __packed;
@@ -320,10 +352,12 @@ struct smb2_logoff_rsp {
} __packed;
/* Flags/Reserved for SMB3.1.1 */
-#define SMB2_SHAREFLAG_CLUSTER_RECONNECT 0x0001
+#define SMB2_TREE_CONNECT_FLAG_CLUSTER_RECONNECT cpu_to_le16(0x0001)
+#define SMB2_TREE_CONNECT_FLAG_REDIRECT_TO_OWNER cpu_to_le16(0x0002)
+#define SMB2_TREE_CONNECT_FLAG_EXTENSION_PRESENT cpu_to_le16(0x0004)
struct smb2_tree_connect_req {
- struct smb2_hdr hdr;
+ struct smb2_sync_hdr sync_hdr;
__le16 StructureSize; /* Must be 9 */
__le16 Reserved; /* Flags in SMB3.1.1 */
__le16 PathOffset;
@@ -331,6 +365,82 @@ struct smb2_tree_connect_req {
__u8 Buffer[1]; /* variable length */
} __packed;
+/* See MS-SMB2 section 2.2.9.2 */
+/* Context Types */
+#define SMB2_RESERVED_TREE_CONNECT_CONTEXT_ID 0x0000
+#define SMB2_REMOTED_IDENTITY_TREE_CONNECT_CONTEXT_ID cpu_to_le16(0x0001)
+
+struct tree_connect_contexts {
+ __le16 ContextType;
+ __le16 DataLength;
+ __le32 Reserved;
+ __u8 Data[0];
+} __packed;
+
+/* Remoted identity tree connect context structures - see MS-SMB2 2.2.9.2.1 */
+struct smb3_blob_data {
+ __le16 BlobSize;
+ __u8 BlobData[0];
+} __packed;
+
+/* Valid values for Attr */
+#define SE_GROUP_MANDATORY 0x00000001
+#define SE_GROUP_ENABLED_BY_DEFAULT 0x00000002
+#define SE_GROUP_ENABLED 0x00000004
+#define SE_GROUP_OWNER 0x00000008
+#define SE_GROUP_USE_FOR_DENY_ONLY 0x00000010
+#define SE_GROUP_INTEGRITY 0x00000020
+#define SE_GROUP_INTEGRITY_ENABLED 0x00000040
+#define SE_GROUP_RESOURCE 0x20000000
+#define SE_GROUP_LOGON_ID 0xC0000000
+
+/* struct sid_attr_data is SidData array in BlobData format then le32 Attr */
+
+struct sid_array_data {
+ __le16 SidAttrCount;
+ /* SidAttrList - array of sid_attr_data structs */
+} __packed;
+
+struct luid_attr_data {
+
+} __packed;
+
+/*
+ * struct privilege_data is the same as BLOB_DATA - see MS-SMB2 2.2.9.2.1.5
+ * but with size of LUID_ATTR_DATA struct and BlobData set to LUID_ATTR DATA
+ */
+
+struct privilege_array_data {
+ __le16 PrivilegeCount;
+ /* array of privilege_data structs */
+} __packed;
+
+struct remoted_identity_tcon_context {
+ __le16 TicketType; /* must be 0x0001 */
+ __le16 TicketSize; /* total size of this struct */
+ __le16 User; /* offset to SID_ATTR_DATA struct with user info */
+ __le16 UserName; /* offset to null terminated Unicode username string */
+ __le16 Domain; /* offset to null terminated Unicode domain name */
+ __le16 Groups; /* offset to SID_ARRAY_DATA struct with group info */
+ __le16 RestrictedGroups; /* similar to above */
+ __le16 Privileges; /* offset to PRIVILEGE_ARRAY_DATA struct */
+ __le16 PrimaryGroup; /* offset to SID_ARRAY_DATA struct */
+ __le16 Owner; /* offset to BLOB_DATA struct */
+ __le16 DefaultDacl; /* offset to BLOB_DATA struct */
+ __le16 DeviceGroups; /* offset to SID_ARRAY_DATA struct */
+ __le16 UserClaims; /* offset to BLOB_DATA struct */
+ __le16 DeviceClaims; /* offset to BLOB_DATA struct */
+ __u8 TicketInfo[0]; /* variable length buf - remoted identity data */
+} __packed;
+
+struct smb2_tree_connect_req_extension {
+ __le32 TreeConnectContextOffset;
+ __le16 TreeConnectContextCount;
+ __u8 Reserved[10];
+ __u8 PathName[0]; /* variable sized array */
+ /* followed by array of TreeConnectContexts */
+} __packed;
+
struct smb2_tree_connect_rsp {
struct smb2_hdr hdr;
__le16 StructureSize; /* Must be 16 */
@@ -365,7 +475,8 @@ struct smb2_tree_connect_rsp {
#define SHI1005_FLAGS_ENABLE_HASH_V1 0x00002000
#define SHI1005_FLAGS_ENABLE_HASH_V2 0x00004000
#define SHI1005_FLAGS_ENCRYPT_DATA 0x00008000
-#define SHI1005_FLAGS_ALL 0x0000FF33
+#define SMB2_SHAREFLAG_IDENTITY_REMOTING 0x00040000 /* 3.1.1 */
+#define SHI1005_FLAGS_ALL 0x0004FF33
/* Possible share capabilities */
#define SMB2_SHARE_CAP_DFS cpu_to_le32(0x00000008) /* all dialects */
@@ -373,9 +484,10 @@ struct smb2_tree_connect_rsp {
#define SMB2_SHARE_CAP_SCALEOUT cpu_to_le32(0x00000020) /* 3.0 */
#define SMB2_SHARE_CAP_CLUSTER cpu_to_le32(0x00000040) /* 3.0 */
#define SMB2_SHARE_CAP_ASYMMETRIC cpu_to_le32(0x00000080) /* 3.02 */
+#define SMB2_SHARE_CAP_REDIRECT_TO_OWNER cpu_to_le32(0x00000100) /* 3.1.1 */
struct smb2_tree_disconnect_req {
- struct smb2_hdr hdr;
+ struct smb2_sync_hdr sync_hdr;
__le16 StructureSize; /* Must be 4 */
__le16 Reserved;
} __packed;
@@ -496,7 +608,7 @@ struct smb2_tree_disconnect_rsp {
#define SVHDX_OPEN_DEVICE_CONTEXT 0x83CE6F1AD851E0986E34401CC9BCFCE9
struct smb2_create_req {
- struct smb2_hdr hdr;
+ struct smb2_sync_hdr sync_hdr;
__le16 StructureSize; /* Must be 57 */
__u8 SecurityFlags;
__u8 RequestedOplockLevel;
@@ -556,6 +668,7 @@ struct create_context {
#define SMB2_LEASE_WRITE_CACHING cpu_to_le32(0x04)
#define SMB2_LEASE_FLAG_BREAK_IN_PROGRESS cpu_to_le32(0x02)
+#define SMB2_LEASE_FLAG_PARENT_LEASE_KEY_SET cpu_to_le32(0x00000004)
#define SMB2_LEASE_KEY_SIZE 16
@@ -753,7 +866,7 @@ struct duplicate_extents_to_file {
} __packed;
struct smb2_ioctl_req {
- struct smb2_hdr hdr;
+ struct smb2_sync_hdr sync_hdr;
__le16 StructureSize; /* Must be 57 */
__u16 Reserved;
__le32 CtlCode;
@@ -789,7 +902,7 @@ struct smb2_ioctl_rsp {
/* Currently defined values for close flags */
#define SMB2_CLOSE_FLAG_POSTQUERY_ATTRIB cpu_to_le16(0x0001)
struct smb2_close_req {
- struct smb2_hdr hdr;
+ struct smb2_sync_hdr sync_hdr;
__le16 StructureSize; /* Must be 24 */
__le16 Flags;
__le32 Reserved;
@@ -812,7 +925,7 @@ struct smb2_close_rsp {
} __packed;
struct smb2_flush_req {
- struct smb2_hdr hdr;
+ struct smb2_sync_hdr sync_hdr;
__le16 StructureSize; /* Must be 24 */
__le16 Reserved1;
__le32 Reserved2;
@@ -830,9 +943,9 @@ struct smb2_flush_rsp {
#define SMB2_READFLAG_READ_UNBUFFERED 0x01
/* Channel field for read and write: exactly one of following flags can be set*/
-#define SMB2_CHANNEL_NONE 0x00000000
-#define SMB2_CHANNEL_RDMA_V1 0x00000001 /* SMB3 or later */
-#define SMB2_CHANNEL_RDMA_V1_INVALIDATE 0x00000001 /* SMB3.02 or later */
+#define SMB2_CHANNEL_NONE cpu_to_le32(0x00000000)
+#define SMB2_CHANNEL_RDMA_V1 cpu_to_le32(0x00000001) /* SMB3 or later */
+#define SMB2_CHANNEL_RDMA_V1_INVALIDATE cpu_to_le32(0x00000002) /* >= SMB3.02 */
/* SMB2 read request without RFC1001 length at the beginning */
struct smb2_read_plain_req {
@@ -847,8 +960,8 @@ struct smb2_read_plain_req {
__le32 MinimumCount;
__le32 Channel; /* MBZ except for SMB3 or later */
__le32 RemainingBytes;
- __le16 ReadChannelInfoOffset; /* Reserved MBZ */
- __le16 ReadChannelInfoLength; /* Reserved MBZ */
+ __le16 ReadChannelInfoOffset;
+ __le16 ReadChannelInfoLength;
__u8 Buffer[1];
} __packed;
@@ -868,7 +981,7 @@ struct smb2_read_rsp {
#define SMB2_WRITEFLAG_WRITE_UNBUFFERED 0x00000002 /* SMB3.02 or later */
struct smb2_write_req {
- struct smb2_hdr hdr;
+ struct smb2_sync_hdr sync_hdr;
__le16 StructureSize; /* Must be 49 */
__le16 DataOffset; /* offset from start of SMB2 header to write data */
__le32 Length;
@@ -877,8 +990,8 @@ struct smb2_write_req {
__u64 VolatileFileId; /* opaque endianness */
__le32 Channel; /* Reserved MBZ */
__le32 RemainingBytes;
- __le16 WriteChannelInfoOffset; /* Reserved MBZ */
- __le16 WriteChannelInfoLength; /* Reserved MBZ */
+ __le16 WriteChannelInfoOffset;
+ __le16 WriteChannelInfoLength;
__le32 Flags;
__u8 Buffer[1];
} __packed;
@@ -907,7 +1020,7 @@ struct smb2_lock_element {
} __packed;
struct smb2_lock_req {
- struct smb2_hdr hdr;
+ struct smb2_sync_hdr sync_hdr;
__le16 StructureSize; /* Must be 48 */
__le16 LockCount;
__le32 Reserved;
@@ -924,7 +1037,7 @@ struct smb2_lock_rsp {
} __packed;
struct smb2_echo_req {
- struct smb2_hdr hdr;
+ struct smb2_sync_hdr sync_hdr;
__le16 StructureSize; /* Must be 4 */
__u16 Reserved;
} __packed;
@@ -942,7 +1055,7 @@ struct smb2_echo_rsp {
#define SMB2_REOPEN 0x10
struct smb2_query_directory_req {
- struct smb2_hdr hdr;
+ struct smb2_sync_hdr sync_hdr;
__le16 StructureSize; /* Must be 33 */
__u8 FileInformationClass;
__u8 Flags;
@@ -989,7 +1102,7 @@ struct smb2_query_directory_rsp {
#define SL_INDEX_SPECIFIED 0x00000004
struct smb2_query_info_req {
- struct smb2_hdr hdr;
+ struct smb2_sync_hdr sync_hdr;
__le16 StructureSize; /* Must be 41 */
__u8 InfoType;
__u8 FileInfoClass;
@@ -1013,7 +1126,7 @@ struct smb2_query_info_rsp {
} __packed;
struct smb2_set_info_req {
- struct smb2_hdr hdr;
+ struct smb2_sync_hdr sync_hdr;
__le16 StructureSize; /* Must be 33 */
__u8 InfoType;
__u8 FileInfoClass;
@@ -1031,7 +1144,19 @@ struct smb2_set_info_rsp {
__le16 StructureSize; /* Must be 2 */
} __packed;
-struct smb2_oplock_break {
+/* oplock break without an rfc1002 header */
+struct smb2_oplock_break_req {
+ struct smb2_sync_hdr sync_hdr;
+ __le16 StructureSize; /* Must be 24 */
+ __u8 OplockLevel;
+ __u8 Reserved;
+ __le32 Reserved2;
+ __u64 PersistentFid;
+ __u64 VolatileFid;
+} __packed;
+
+/* oplock break with an rfc1002 header */
+struct smb2_oplock_break_rsp {
struct smb2_hdr hdr;
__le16 StructureSize; /* Must be 24 */
__u8 OplockLevel;
@@ -1057,7 +1182,7 @@ struct smb2_lease_break {
} __packed;
struct smb2_lease_ack {
- struct smb2_hdr hdr;
+ struct smb2_sync_hdr sync_hdr;
__le16 StructureSize; /* Must be 36 */
__le16 Reserved;
__le32 Flags;
@@ -1178,7 +1303,8 @@ struct smb2_file_link_info { /* encoding of request for level 11 */
char FileName[0]; /* Name to be assigned to new link */
} __packed; /* level 11 Set */
-#define SMB2_MAX_EA_BUF 2048
+#define SMB2_MIN_EA_BUF 2048
+#define SMB2_MAX_EA_BUF 65536
struct smb2_file_full_ea_info { /* encoding of response for level 15 */
__le32 next_entry_offset;
generated by cgit (git 2.34.1) at 2024-05-27 20:37:29 +0000