| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Namjae Jeon | 884 | 98.22% | 15 | 78.95% |
| Atte Heikkilä | 9 | 1.00% | 2 | 10.53% |
| Lin Ma | 6 | 0.67% | 1 | 5.26% |
| Gustavo A. R. Silva | 1 | 0.11% | 1 | 5.26% |
| Total | 900 | 19 |
/* 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> /* * This is a userspace ABI to communicate data between ksmbd and user IPC * daemon using netlink. This is added to track and cache user account DB * and share configuration info from userspace. * * - KSMBD_EVENT_HEARTBEAT_REQUEST(ksmbd_heartbeat) * This event is to check whether user IPC daemon is alive. If user IPC * daemon is dead, ksmbd keep existing connection till disconnecting and * new connection will be denied. * * - KSMBD_EVENT_STARTING_UP(ksmbd_startup_request) * This event is to receive the information that initializes the ksmbd * server from the user IPC daemon and to start the server. The global * section parameters are given from smb.conf as initialization * information. * * - KSMBD_EVENT_SHUTTING_DOWN(ksmbd_shutdown_request) * This event is to shutdown ksmbd server. * * - KSMBD_EVENT_LOGIN_REQUEST/RESPONSE(ksmbd_login_request/response) * This event is to get user account info to user IPC daemon. * * - KSMBD_EVENT_SHARE_CONFIG_REQUEST/RESPONSE(ksmbd_share_config_request/response) * This event is to get net share configuration info. * * - KSMBD_EVENT_TREE_CONNECT_REQUEST/RESPONSE(ksmbd_tree_connect_request/response) * This event is to get session and tree connect info. * * - KSMBD_EVENT_TREE_DISCONNECT_REQUEST(ksmbd_tree_disconnect_request) * This event is to send tree disconnect info to user IPC daemon. * * - KSMBD_EVENT_LOGOUT_REQUEST(ksmbd_logout_request) * This event is to send logout request to user IPC daemon. * * - KSMBD_EVENT_RPC_REQUEST/RESPONSE(ksmbd_rpc_command) * This event is to make DCE/RPC request like srvsvc, wkssvc, lsarpc, * samr to be processed in userspace. * * - KSMBD_EVENT_SPNEGO_AUTHEN_REQUEST/RESPONSE(ksmbd_spnego_authen_request/response) * This event is to make kerberos authentication to be processed in * userspace. */ #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 /* * IPC heartbeat frame to check whether user IPC daemon is alive. */ 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) #define KSMBD_GLOBAL_FLAG_SMB2_ENCRYPTION_OFF BIT(3) /* * IPC request for ksmbd server startup */ struct ksmbd_startup_request { __u32 flags; /* Flags for global config */ __s32 signing; /* Signing enabled */ __s8 min_prot[16]; /* The minimum SMB protocol version */ __s8 max_prot[16]; /* The maximum SMB protocol version */ __s8 netbios_name[16]; __s8 work_group[64]; /* Workgroup */ __s8 server_string[64]; /* Server string */ __u16 tcp_port; /* tcp port */ __u16 ipc_timeout; /* * specifies the number of seconds * server will wait for the userspace to * reply to heartbeat frames. */ __u32 deadtime; /* Number of minutes of inactivity */ __u32 file_max; /* Limits the maximum number of open files */ __u32 smb2_max_write; /* MAX write size */ __u32 smb2_max_read; /* MAX read size */ __u32 smb2_max_trans; /* MAX trans size */ __u32 share_fake_fscaps; /* * Support some special application that * makes QFSINFO calls to check whether * we set the SPARSE_FILES bit (0x40). */ __u32 sub_auth[3]; /* Subauth value for Security ID */ __u32 smb2_max_credits; /* MAX credits */ __u32 smbd_max_io_size; /* smbd read write size */ __u32 max_connections; /* Number of maximum simultaneous connections */ __u32 reserved[126]; /* Reserved room */ __u32 ifc_list_sz; /* interfaces list size */ __s8 ____payload[]; }; #define KSMBD_STARTUP_CONFIG_INTERFACES(s) ((s)->____payload) /* * IPC request to shutdown ksmbd server. */ struct ksmbd_shutdown_request { __s32 reserved[16]; }; /* * IPC user login request. */ struct ksmbd_login_request { __u32 handle; __s8 account[KSMBD_REQ_MAX_ACCOUNT_NAME_SZ]; /* user account name */ __u32 reserved[16]; /* Reserved room */ }; /* * IPC user login response. */ struct ksmbd_login_response { __u32 handle; __u32 gid; /* group id */ __u32 uid; /* user id */ __s8 account[KSMBD_REQ_MAX_ACCOUNT_NAME_SZ]; /* user account name */ __u16 status; __u16 hash_sz; /* hash size */ __s8 hash[KSMBD_REQ_MAX_HASH_SZ]; /* password hash */ __u32 reserved[16]; /* Reserved room */ }; /* * IPC request to fetch net share config. */ struct ksmbd_share_config_request { __u32 handle; __s8 share_name[KSMBD_REQ_MAX_SHARE_NAME]; /* share name */ __u32 reserved[16]; /* Reserved room */ }; /* * IPC response to the net share config request. */ 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; __s8 share_name[KSMBD_REQ_MAX_SHARE_NAME]; __u32 reserved[112]; /* Reserved room */ __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; } /* * IPC request for tree connection. This request include session and tree * connect info from client. */ 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]; __u32 reserved[16]; /* Reserved room */ }; /* * IPC Response structure for tree connection. */ struct ksmbd_tree_connect_response { __u32 handle; __u16 status; __u16 connection_flags; __u32 reserved[16]; /* Reserved room */ }; /* * IPC Request struture to disconnect tree connection. */ struct ksmbd_tree_disconnect_request { __u64 session_id; /* session id */ __u64 connect_id; /* tree connection id */ __u32 reserved[16]; /* Reserved room */ }; /* * IPC Response structure to logout user account. */ struct ksmbd_logout_request { __s8 account[KSMBD_REQ_MAX_ACCOUNT_NAME_SZ]; /* user account name */ __u32 account_flags; __u32 reserved[16]; /* Reserved room */ }; /* * RPC command structure to send rpc request like srvsvc or wkssvc to * IPC user daemon. */ struct ksmbd_rpc_command { __u32 handle; __u32 flags; __u32 payload_sz; __u8 payload[]; }; /* * IPC Request Kerberos authentication */ struct ksmbd_spnego_authen_request { __u32 handle; __u16 spnego_blob_len; /* the length of spnego_blob */ __u8 spnego_blob[]; /* * the GSS token from SecurityBuffer of * SMB2 SESSION SETUP request */ }; /* * Response data which includes the GSS token and the session key generated by * user daemon. */ struct ksmbd_spnego_authen_response { __u32 handle; struct ksmbd_login_response login_response; /* * the login response with * a user identified by the * GSS token from a client */ __u16 session_key_len; /* the length of the session key */ __u16 spnego_blob_len; /* * the length of the GSS token which will be * stored in SecurityBuffer of SMB2 SESSION * SETUP response */ __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, KSMBD_EVENT_MAX = __KSMBD_EVENT_MAX - 1 }; /* * Enumeration for IPC tree connect status. */ 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) #define KSMBD_USER_FLAG_DELAY_SESSION BIT(5) /* * 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) #define KSMBD_SHARE_FLAG_UPDATE BIT(14) #define KSMBD_SHARE_FLAG_CROSSMNT BIT(15) /* * 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) #define KSMBD_TREE_CONN_FLAG_UPDATE BIT(4) /* * 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) /* * RPC status definitions. */ #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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