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/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright (C) 2018 Samsung Electronics Co., Ltd.
*
* linux-ksmbd-devel@lists.sourceforge.net
*/
#ifndef _LINUX_KSMBD_SERVER_H
#define _LINUX_KSMBD_SERVER_H
#include <linux/types.h>
#define KSMBD_GENL_NAME "SMBD_GENL"
#define KSMBD_GENL_VERSION 0x01
#define KSMBD_REQ_MAX_ACCOUNT_NAME_SZ 48
#define KSMBD_REQ_MAX_HASH_SZ 18
#define KSMBD_REQ_MAX_SHARE_NAME 64
struct ksmbd_heartbeat {
__u32 handle;
};
/*
* Global config flags.
*/
#define KSMBD_GLOBAL_FLAG_INVALID (0)
#define KSMBD_GLOBAL_FLAG_SMB2_LEASES BIT(0)
#define KSMBD_GLOBAL_FLAG_SMB2_ENCRYPTION BIT(1)
#define KSMBD_GLOBAL_FLAG_SMB3_MULTICHANNEL BIT(2)
struct ksmbd_startup_request {
__u32 flags;
__s32 signing;
__s8 min_prot[16];
__s8 max_prot[16];
__s8 netbios_name[16];
__s8 work_group[64];
__s8 server_string[64];
__u16 tcp_port;
__u16 ipc_timeout;
__u32 deadtime;
__u32 file_max;
__u32 smb2_max_write;
__u32 smb2_max_read;
__u32 smb2_max_trans;
__u32 share_fake_fscaps;
__u32 sub_auth[3];
__u32 ifc_list_sz;
__s8 ____payload[];
};
#define KSMBD_STARTUP_CONFIG_INTERFACES(s) ((s)->____payload)
struct ksmbd_shutdown_request {
__s32 reserved;
};
struct ksmbd_login_request {
__u32 handle;
__s8 account[KSMBD_REQ_MAX_ACCOUNT_NAME_SZ];
};
struct ksmbd_login_response {
__u32 handle;
__u32 gid;
__u32 uid;
__s8 account[KSMBD_REQ_MAX_ACCOUNT_NAME_SZ];
__u16 status;
__u16 hash_sz;
__s8 hash[KSMBD_REQ_MAX_HASH_SZ];
};
struct ksmbd_share_config_request {
__u32 handle;
__s8 share_name[KSMBD_REQ_MAX_SHARE_NAME];
};
struct ksmbd_share_config_response {
__u32 handle;
__u32 flags;
__u16 create_mask;
__u16 directory_mask;
__u16 force_create_mode;
__u16 force_directory_mode;
__u16 force_uid;
__u16 force_gid;
__u32 veto_list_sz;
__s8 ____payload[];
};
#define KSMBD_SHARE_CONFIG_VETO_LIST(s) ((s)->____payload)
static inline char *
ksmbd_share_config_path(struct ksmbd_share_config_response *sc)
{
char *p = sc->____payload;
if (sc->veto_list_sz)
p += sc->veto_list_sz + 1;
return p;
}
struct ksmbd_tree_connect_request {
__u32 handle;
__u16 account_flags;
__u16 flags;
__u64 session_id;
__u64 connect_id;
__s8 account[KSMBD_REQ_MAX_ACCOUNT_NAME_SZ];
__s8 share[KSMBD_REQ_MAX_SHARE_NAME];
__s8 peer_addr[64];
};
struct ksmbd_tree_connect_response {
__u32 handle;
__u16 status;
__u16 connection_flags;
};
struct ksmbd_tree_disconnect_request {
__u64 session_id;
__u64 connect_id;
};
struct ksmbd_logout_request {
__s8 account[KSMBD_REQ_MAX_ACCOUNT_NAME_SZ];
};
struct ksmbd_rpc_command {
__u32 handle;
__u32 flags;
__u32 payload_sz;
__u8 payload[];
};
struct ksmbd_spnego_authen_request {
__u32 handle;
__u16 spnego_blob_len;
__u8 spnego_blob[0];
};
struct ksmbd_spnego_authen_response {
__u32 handle;
struct ksmbd_login_response login_response;
__u16 session_key_len;
__u16 spnego_blob_len;
__u8 payload[]; /* session key + AP_REP */
};
/*
* This also used as NETLINK attribute type value.
*
* NOTE:
* Response message type value should be equal to
* request message type value + 1.
*/
enum ksmbd_event {
KSMBD_EVENT_UNSPEC = 0,
KSMBD_EVENT_HEARTBEAT_REQUEST,
KSMBD_EVENT_STARTING_UP,
KSMBD_EVENT_SHUTTING_DOWN,
KSMBD_EVENT_LOGIN_REQUEST,
KSMBD_EVENT_LOGIN_RESPONSE = 5,
KSMBD_EVENT_SHARE_CONFIG_REQUEST,
KSMBD_EVENT_SHARE_CONFIG_RESPONSE,
KSMBD_EVENT_TREE_CONNECT_REQUEST,
KSMBD_EVENT_TREE_CONNECT_RESPONSE,
KSMBD_EVENT_TREE_DISCONNECT_REQUEST = 10,
KSMBD_EVENT_LOGOUT_REQUEST,
KSMBD_EVENT_RPC_REQUEST,
KSMBD_EVENT_RPC_RESPONSE,
KSMBD_EVENT_SPNEGO_AUTHEN_REQUEST,
KSMBD_EVENT_SPNEGO_AUTHEN_RESPONSE = 15,
KSMBD_EVENT_MAX
};
enum KSMBD_TREE_CONN_STATUS {
KSMBD_TREE_CONN_STATUS_OK = 0,
KSMBD_TREE_CONN_STATUS_NOMEM,
KSMBD_TREE_CONN_STATUS_NO_SHARE,
KSMBD_TREE_CONN_STATUS_NO_USER,
KSMBD_TREE_CONN_STATUS_INVALID_USER,
KSMBD_TREE_CONN_STATUS_HOST_DENIED = 5,
KSMBD_TREE_CONN_STATUS_CONN_EXIST,
KSMBD_TREE_CONN_STATUS_TOO_MANY_CONNS,
KSMBD_TREE_CONN_STATUS_TOO_MANY_SESSIONS,
KSMBD_TREE_CONN_STATUS_ERROR,
};
/*
* User config flags.
*/
#define KSMBD_USER_FLAG_INVALID (0)
#define KSMBD_USER_FLAG_OK BIT(0)
#define KSMBD_USER_FLAG_BAD_PASSWORD BIT(1)
#define KSMBD_USER_FLAG_BAD_UID BIT(2)
#define KSMBD_USER_FLAG_BAD_USER BIT(3)
#define KSMBD_USER_FLAG_GUEST_ACCOUNT BIT(4)
/*
* Share config flags.
*/
#define KSMBD_SHARE_FLAG_INVALID (0)
#define KSMBD_SHARE_FLAG_AVAILABLE BIT(0)
#define KSMBD_SHARE_FLAG_BROWSEABLE BIT(1)
#define KSMBD_SHARE_FLAG_WRITEABLE BIT(2)
#define KSMBD_SHARE_FLAG_READONLY BIT(3)
#define KSMBD_SHARE_FLAG_GUEST_OK BIT(4)
#define KSMBD_SHARE_FLAG_GUEST_ONLY BIT(5)
#define KSMBD_SHARE_FLAG_STORE_DOS_ATTRS BIT(6)
#define KSMBD_SHARE_FLAG_OPLOCKS BIT(7)
#define KSMBD_SHARE_FLAG_PIPE BIT(8)
#define KSMBD_SHARE_FLAG_HIDE_DOT_FILES BIT(9)
#define KSMBD_SHARE_FLAG_INHERIT_OWNER BIT(10)
#define KSMBD_SHARE_FLAG_STREAMS BIT(11)
#define KSMBD_SHARE_FLAG_FOLLOW_SYMLINKS BIT(12)
#define KSMBD_SHARE_FLAG_ACL_XATTR BIT(13)
/*
* Tree connect request flags.
*/
#define KSMBD_TREE_CONN_FLAG_REQUEST_SMB1 (0)
#define KSMBD_TREE_CONN_FLAG_REQUEST_IPV6 BIT(0)
#define KSMBD_TREE_CONN_FLAG_REQUEST_SMB2 BIT(1)
/*
* Tree connect flags.
*/
#define KSMBD_TREE_CONN_FLAG_GUEST_ACCOUNT BIT(0)
#define KSMBD_TREE_CONN_FLAG_READ_ONLY BIT(1)
#define KSMBD_TREE_CONN_FLAG_WRITABLE BIT(2)
#define KSMBD_TREE_CONN_FLAG_ADMIN_ACCOUNT BIT(3)
/*
* RPC over IPC.
*/
#define KSMBD_RPC_METHOD_RETURN BIT(0)
#define KSMBD_RPC_SRVSVC_METHOD_INVOKE BIT(1)
#define KSMBD_RPC_SRVSVC_METHOD_RETURN (KSMBD_RPC_SRVSVC_METHOD_INVOKE | KSMBD_RPC_METHOD_RETURN)
#define KSMBD_RPC_WKSSVC_METHOD_INVOKE BIT(2)
#define KSMBD_RPC_WKSSVC_METHOD_RETURN (KSMBD_RPC_WKSSVC_METHOD_INVOKE | KSMBD_RPC_METHOD_RETURN)
#define KSMBD_RPC_IOCTL_METHOD (BIT(3) | KSMBD_RPC_METHOD_RETURN)
#define KSMBD_RPC_OPEN_METHOD BIT(4)
#define KSMBD_RPC_WRITE_METHOD BIT(5)
#define KSMBD_RPC_READ_METHOD (BIT(6) | KSMBD_RPC_METHOD_RETURN)
#define KSMBD_RPC_CLOSE_METHOD BIT(7)
#define KSMBD_RPC_RAP_METHOD (BIT(8) | KSMBD_RPC_METHOD_RETURN)
#define KSMBD_RPC_RESTRICTED_CONTEXT BIT(9)
#define KSMBD_RPC_SAMR_METHOD_INVOKE BIT(10)
#define KSMBD_RPC_SAMR_METHOD_RETURN (KSMBD_RPC_SAMR_METHOD_INVOKE | KSMBD_RPC_METHOD_RETURN)
#define KSMBD_RPC_LSARPC_METHOD_INVOKE BIT(11)
#define KSMBD_RPC_LSARPC_METHOD_RETURN (KSMBD_RPC_LSARPC_METHOD_INVOKE | KSMBD_RPC_METHOD_RETURN)
#define KSMBD_RPC_OK 0
#define KSMBD_RPC_EBAD_FUNC 0x00000001
#define KSMBD_RPC_EACCESS_DENIED 0x00000005
#define KSMBD_RPC_EBAD_FID 0x00000006
#define KSMBD_RPC_ENOMEM 0x00000008
#define KSMBD_RPC_EBAD_DATA 0x0000000D
#define KSMBD_RPC_ENOTIMPLEMENTED 0x00000040
#define KSMBD_RPC_EINVALID_PARAMETER 0x00000057
#define KSMBD_RPC_EMORE_DATA 0x000000EA
#define KSMBD_RPC_EINVALID_LEVEL 0x0000007C
#define KSMBD_RPC_SOME_NOT_MAPPED 0x00000107
#define KSMBD_CONFIG_OPT_DISABLED 0
#define KSMBD_CONFIG_OPT_ENABLED 1
#define KSMBD_CONFIG_OPT_AUTO 2
#define KSMBD_CONFIG_OPT_MANDATORY 3
#endif /* _LINUX_KSMBD_SERVER_H */
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