/* SPDX-License-Identifier: LGPL-2.1 */ /* * * Copyright (c) International Business Machines Corp., 2009, 2013 * Etersoft, 2012 * Author(s): Steve French ([email protected]) * Pavel Shilovsky ([email protected]) 2012 * */ #ifndef _SMB2PDU_H #define _SMB2PDU_H #include <net/sock.h> #include "cifsacl.h" /* 52 transform hdr + 64 hdr + 88 create rsp */ #define SMB2_TRANSFORM_HEADER_SIZE … #define MAX_SMB2_HDR_SIZE … /* The total header size for SMB2 read and write */ #define SMB2_READWRITE_PDU_HEADER_SIZE … /* See MS-SMB2 2.2.43 */ struct smb2_rdma_transform { … } __packed; /* TransformType */ #define SMB2_RDMA_TRANSFORM_TYPE_ENCRYPTION … #define SMB2_RDMA_TRANSFORM_TYPE_SIGNING … struct smb2_rdma_crypto_transform { … } __packed; /* * Definitions for SMB2 Protocol Data Units (network frames) * * See MS-SMB2.PDF specification for protocol details. * The Naming convention is the lower case version of the SMB2 * command code name for the struct. Note that structures must be packed. * */ #define COMPOUND_FID … #define SMB2_SYMLINK_STRUCT_SIZE … #define SYMLINK_ERROR_TAG … struct smb2_symlink_err_rsp { … } __packed; /* SMB 3.1.1 and later dialects. See MS-SMB2 section 2.2.2.1 */ struct smb2_error_context_rsp { … } __packed; /* ErrorId values */ #define SMB2_ERROR_ID_DEFAULT … #define SMB2_ERROR_ID_SHARE_REDIRECT … /* Defines for Type field below (see MS-SMB2 2.2.2.2.2.1) */ #define MOVE_DST_IPADDR_V4 … #define MOVE_DST_IPADDR_V6 … struct move_dst_ipaddr { … } __packed; struct share_redirect_error_context_rsp { … } __packed; /* * Maximum number of iovs we need for an open/create request. * [0] : struct smb2_create_req * [1] : path * [2] : lease context * [3] : durable context * [4] : posix context * [5] : time warp context * [6] : query id context * [7] : create ea context * [8] : compound padding */ #define SMB2_CREATE_IOV_SIZE … /* * Maximum size of a SMB2_CREATE response is 64 (smb2 header) + * 88 (fixed part of create response) + 520 (path) + 208 (contexts) + * 2 bytes of padding. */ #define MAX_SMB2_CREATE_RESPONSE_SIZE … #define SMB2_LEASE_READ_CACHING_HE … #define SMB2_LEASE_HANDLE_CACHING_HE … #define SMB2_LEASE_WRITE_CACHING_HE … /* See MS-SMB2 2.2.13.2.11 */ /* Flags */ #define SMB2_DHANDLE_FLAG_PERSISTENT … struct durable_context_v2 { … } __packed; struct create_durable_v2 { … } __packed; /* See MS-SMB2 2.2.13.2.12 */ struct durable_reconnect_context_v2 { … } __packed; /* See MS-SMB2 2.2.14.2.12 */ struct durable_reconnect_context_v2_rsp { … } __packed; struct create_durable_handle_reconnect_v2 { … } __packed; /* See MS-SMB2 2.2.13.2.5 */ struct crt_twarp_ctxt { … } __packed; /* See MS-SMB2 2.2.13.2.9 */ struct crt_query_id_ctxt { … } __packed; struct crt_sd_ctxt { … } __packed; #define COPY_CHUNK_RES_KEY_SIZE … struct resume_key_req { … } __packed; /* this goes in the ioctl buffer when doing a copychunk request */ struct copychunk_ioctl { … } __packed; struct copychunk_ioctl_rsp { … } __packed; /* See MS-FSCC 2.3.29 and 2.3.30 */ struct get_retrieval_pointer_count_req { … } __packed; struct get_retrieval_pointer_count_rsp { … } __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 { … } __packed; struct get_retrieval_pointers_refcount_rsp { … } __packed; /* See MS-DFSC 2.2.2 */ struct fsctl_get_dfs_referral_req { … } __packed; /* DFS response is struct get_dfs_refer_rsp */ /* See MS-SMB2 2.2.31.3 */ struct network_resiliency_req { … } __packed; /* There is no buffer for the response ie no struct network_resiliency_rsp */ #define RSS_CAPABLE … #define RDMA_CAPABLE … #define INTERNETWORK … #define INTERNETWORKV6 … struct network_interface_info_ioctl_rsp { … } __packed; struct iface_info_ipv4 { … } __packed; struct iface_info_ipv6 { … } __packed; #define NO_FILE_ID … struct compress_ioctl { … } __packed; /* * Maximum number of iovs we need for an ioctl request. * [0] : struct smb2_ioctl_req * [1] : in_data */ #define SMB2_IOCTL_IOV_SIZE … /* * PDU query infolevel structure definitions * BB consider moving to a different header */ struct smb2_file_full_ea_info { … } __packed; /* level 15 Set */ struct smb2_file_reparse_point_info { … } __packed; struct smb2_file_network_open_info { … } __packed; /* level 34 Query also similar returned in close rsp and open rsp */ /* See MS-FSCC 2.4.21 */ struct smb2_file_id_information { … } __packed; /* level 59 */ /* See MS-FSCC 2.4.18 */ struct smb2_file_id_extd_directory_info { … } __packed; /* level 60 */ extern char smb2_padding[7]; /* equivalent of the contents of SMB3.1.1 POSIX open context response */ struct create_posix_rsp { … } __packed; #define SMB2_QUERY_DIRECTORY_IOV_SIZE … /* * SMB2-only POSIX info level for query dir * * See posix_info_sid_size(), posix_info_extra_size() and * posix_info_parse() to help with the handling of this struct. */ struct smb2_posix_info { … } __packed; /* * Parsed version of the above struct. Allows direct access to the * variable length fields */ struct smb2_posix_info_parsed { … }; struct smb2_create_ea_ctx { … } __packed; #define SMB2_WSL_XATTR_UID … #define SMB2_WSL_XATTR_GID … #define SMB2_WSL_XATTR_MODE … #define SMB2_WSL_XATTR_DEV … #define SMB2_WSL_XATTR_NAME_LEN … #define SMB2_WSL_NUM_XATTRS … #define SMB2_WSL_XATTR_UID_SIZE … #define SMB2_WSL_XATTR_GID_SIZE … #define SMB2_WSL_XATTR_MODE_SIZE … #define SMB2_WSL_XATTR_DEV_SIZE … #define SMB2_WSL_MIN_QUERY_EA_RESP_SIZE … #define SMB2_WSL_MAX_QUERY_EA_RESP_SIZE … #endif /* _SMB2PDU_H */
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