/* * Unix SMB/CIFS implementation. * Main SMB server routines * * Copyright (C) Andrew Tridgell 1992-2002,2006 * Copyright (C) Jeremy Allison 1992-2010 * Copyright (C) Volker Lendecke 1993-2009 * Copyright (C) John H Terpstra 1995-1998 * Copyright (C) Luke Kenneth Casson Leighton 1996-1998 * Copyright (C) Paul Ashton 1997-1998 * Copyright (C) Tim Potter 1999-2000 * Copyright (C) T.D.Lee@durham.ac.uk 1999 * Copyright (C) Ying Chen 2000 * Copyright (C) Shirish Kalele 2000 * Copyright (C) Andrew Bartlett 2001-2003 * Copyright (C) Alexander Bokovoy 2002,2005 * Copyright (C) Simo Sorce 2001-2002,2009 * Copyright (C) Andreas Gruenbacher 2002 * Copyright (C) Jim McDonough 2002 * Copyright (C) Martin Pool 2002 * Copyright (C) Luke Howard 2003 * Copyright (C) Stefan (metze) Metzmacher 2003,2009 * Copyright (C) Steve French 2005 * Copyright (C) Gerald (Jerry) Carter 2006 * Copyright (C) James Peach 2006-2007 * Copyright (C) Jelmer Vernooij 2002-2003 * Copyright (C) Michael Adam 2007 * Copyright (C) Rishi Srivatsavai 2007 * Copyright (C) Tim Prouty 2009 * Copyright (C) Gregor Beck 2011 * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see . */ #ifndef _SMBD_PROTO_H_ #define _SMBD_PROTO_H_ /* The following definitions come from smbd/signing.c */ bool srv_check_sign_mac(struct smbd_server_connection *conn, const char *inbuf, uint32_t *seqnum, bool trusted_channel); void srv_calculate_sign_mac(struct smbd_server_connection *conn, char *outbuf, uint32_t seqnum); void srv_cancel_sign_response(struct smbd_server_connection *conn); bool srv_init_signing(struct smbd_server_connection *conn); void srv_set_signing_negotiated(struct smbd_server_connection *conn, bool allowed, bool mandatory); bool srv_is_signing_active(struct smbd_server_connection *conn); bool srv_is_signing_negotiated(struct smbd_server_connection *conn); void srv_set_signing(struct smbd_server_connection *conn, const DATA_BLOB user_session_key, const DATA_BLOB response); /* The following definitions come from smbd/aio.c */ struct aio_extra; bool aio_write_through_requested(struct aio_extra *aio_ex); NTSTATUS schedule_aio_read_and_X(connection_struct *conn, struct smb_request *req, files_struct *fsp, off_t startpos, size_t smb_maxcnt); NTSTATUS schedule_aio_write_and_X(connection_struct *conn, struct smb_request *req, files_struct *fsp, const char *data, off_t startpos, size_t numtowrite); NTSTATUS schedule_smb2_aio_read(connection_struct *conn, struct smb_request *smbreq, files_struct *fsp, TALLOC_CTX *ctx, DATA_BLOB *preadbuf, off_t startpos, size_t smb_maxcnt); NTSTATUS schedule_aio_smb2_write(connection_struct *conn, struct smb_request *smbreq, files_struct *fsp, uint64_t in_offset, DATA_BLOB in_data, bool write_through); bool cancel_smb2_aio(struct smb_request *smbreq); /* The following definitions come from smbd/blocking.c */ void brl_timeout_fn(struct tevent_context *event_ctx, struct tevent_timer *te, struct timeval now, void *private_data); struct timeval timeval_brl_min(const struct timeval *tv1, const struct timeval *tv2); void process_blocking_lock_queue(struct smbd_server_connection *sconn); bool push_blocking_lock_request( struct byte_range_lock *br_lck, struct smb_request *req, files_struct *fsp, int lock_timeout, int lock_num, uint64_t smblctx, enum brl_type lock_type, enum brl_flavour lock_flav, uint64_t offset, uint64_t count, uint64_t blocking_smblctx); void smbd_cancel_pending_lock_requests_by_fid(files_struct *fsp, struct byte_range_lock *br_lck, enum file_close_type close_type); void cancel_pending_lock_requests_by_fid(files_struct *fsp, struct byte_range_lock *br_lck, enum file_close_type close_type); void remove_pending_lock_requests_by_mid_smb1( struct smbd_server_connection *sconn, uint64_t mid); bool blocking_lock_was_deferred_smb1( struct smbd_server_connection *sconn, uint64_t mid); struct blocking_lock_record *blocking_lock_cancel_smb1(files_struct *fsp, uint64_t smblctx, uint64_t offset, uint64_t count, enum brl_flavour lock_flav, unsigned char locktype, NTSTATUS err); /* The following definitions come from smbd/close.c */ void set_close_write_time(struct files_struct *fsp, struct timespec ts); NTSTATUS close_file(struct smb_request *req, files_struct *fsp, enum file_close_type close_type); void msg_close_file(struct messaging_context *msg_ctx, void *private_data, uint32_t msg_type, struct server_id server_id, DATA_BLOB *data); NTSTATUS delete_all_streams(connection_struct *conn, const char *fname); bool recursive_rmdir(TALLOC_CTX *ctx, connection_struct *conn, struct smb_filename *smb_dname); /* The following definitions come from smbd/conn.c */ int conn_num_open(struct smbd_server_connection *sconn); bool conn_snum_used(struct smbd_server_connection *sconn, int snum); connection_struct *conn_new(struct smbd_server_connection *sconn); bool conn_idle_all(struct smbd_server_connection *sconn, time_t t); void conn_clear_vuid_caches(struct smbd_server_connection *sconn, uint64_t vuid); void conn_free(connection_struct *conn); void conn_force_tdis(struct smbd_server_connection *sconn, const char *sharename); void msg_force_tdis(struct messaging_context *msg, void *private_data, uint32_t msg_type, struct server_id server_id, DATA_BLOB *data); /* The following definitions come from smbd/connection.c */ int count_current_connections(const char *sharename, bool verify); bool connections_snum_used(struct smbd_server_connection *unused, int snum); /* The following definitions come from smbd/dfree.c */ void disk_norm(bool small_query, uint64_t *bsize,uint64_t *dfree,uint64_t *dsize); uint64_t sys_disk_free(connection_struct *conn, const char *path, bool small_query, uint64_t *bsize,uint64_t *dfree,uint64_t *dsize); uint64_t get_dfree_info(connection_struct *conn, const char *path, bool small_query, uint64_t *bsize, uint64_t *dfree, uint64_t *dsize); /* The following definitions come from smbd/dir.c */ bool make_dir_struct(TALLOC_CTX *ctx, char *buf, const char *mask, const char *fname, off_t size, uint32 mode, time_t date, bool uc); bool init_dptrs(struct smbd_server_connection *sconn); const char *dptr_path(struct smbd_server_connection *sconn, int key); const char *dptr_wcard(struct smbd_server_connection *sconn, int key); uint16 dptr_attr(struct smbd_server_connection *sconn, int key); void dptr_close(struct smbd_server_connection *sconn, int *key); void dptr_closecnum(connection_struct *conn); void dptr_idlecnum(connection_struct *conn); void dptr_closepath(struct smbd_server_connection *sconn, char *path,uint16 spid); NTSTATUS dptr_create(connection_struct *conn, struct smb_request *req, files_struct *fsp, const char *path, bool old_handle, bool expect_close,uint16 spid, const char *wcard, bool wcard_has_wild, uint32 attr, struct dptr_struct **dptr_ret); void dptr_CloseDir(files_struct *fsp); void dptr_SeekDir(struct dptr_struct *dptr, long offset); long dptr_TellDir(struct dptr_struct *dptr); bool dptr_has_wild(struct dptr_struct *dptr); int dptr_dnum(struct dptr_struct *dptr); bool dptr_get_priv(struct dptr_struct *dptr); void dptr_set_priv(struct dptr_struct *dptr); char *dptr_ReadDirName(TALLOC_CTX *ctx, struct dptr_struct *dptr, long *poffset, SMB_STRUCT_STAT *pst); bool dptr_SearchDir(struct dptr_struct *dptr, const char *name, long *poffset, SMB_STRUCT_STAT *pst); void dptr_init_search_op(struct dptr_struct *dptr); bool dptr_fill(struct smbd_server_connection *sconn, char *buf1,unsigned int key); struct dptr_struct *dptr_fetch(struct smbd_server_connection *sconn, char *buf,int *num); struct dptr_struct *dptr_fetch_lanman2(struct smbd_server_connection *sconn, int dptr_num); bool get_dir_entry(TALLOC_CTX *ctx, struct dptr_struct *dirptr, const char *mask, uint32 dirtype, char **pp_fname_out, off_t *size, uint32 *mode, struct timespec *date, bool check_descend, bool ask_sharemode); bool is_visible_file(connection_struct *conn, const char *dir_path, const char *name, SMB_STRUCT_STAT *pst, bool use_veto); struct smb_Dir *OpenDir(TALLOC_CTX *mem_ctx, connection_struct *conn, const char *name, const char *mask, uint32 attr); const char *ReadDirName(struct smb_Dir *dirp, long *poffset, SMB_STRUCT_STAT *sbuf, char **talloced); void RewindDir(struct smb_Dir *dirp, long *poffset); void SeekDir(struct smb_Dir *dirp, long offset); long TellDir(struct smb_Dir *dirp); bool SearchDir(struct smb_Dir *dirp, const char *name, long *poffset); NTSTATUS can_delete_directory(struct connection_struct *conn, const char *dirname); /* The following definitions come from smbd/dmapi.c */ const void *dmapi_get_current_session(void); bool dmapi_have_session(void); bool dmapi_new_session(void); bool dmapi_destroy_session(void); uint32 dmapi_file_flags(const char * const path); /* The following definitions come from smbd/dnsregister.c */ bool smbd_setup_mdns_registration(struct tevent_context *ev, TALLOC_CTX *mem_ctx, uint16_t port); /* The following definitions come from smbd/dosmode.c */ mode_t unix_mode(connection_struct *conn, int dosmode, const struct smb_filename *smb_fname, const char *inherit_from_dir); uint32 dos_mode_msdfs(connection_struct *conn, const struct smb_filename *smb_fname); int dos_attributes_to_stat_dos_flags(uint32_t dosmode); uint32 dos_mode(connection_struct *conn, struct smb_filename *smb_fname); int file_set_dosmode(connection_struct *conn, struct smb_filename *smb_fname, uint32 dosmode, const char *parent_dir, bool newfile); NTSTATUS file_set_sparse(connection_struct *conn, struct files_struct *fsp, bool sparse); int file_ntimes(connection_struct *conn, const struct smb_filename *smb_fname, struct smb_file_time *ft); bool set_sticky_write_time_path(struct file_id fileid, struct timespec mtime); bool set_sticky_write_time_fsp(struct files_struct *fsp, struct timespec mtime); NTSTATUS set_create_timespec_ea(connection_struct *conn, const struct smb_filename *smb_fname, struct timespec create_time); struct timespec get_create_timespec(connection_struct *conn, struct files_struct *fsp, const struct smb_filename *smb_fname); struct timespec get_change_timespec(connection_struct *conn, struct files_struct *fsp, const struct smb_filename *smb_fname); /* The following definitions come from smbd/error.c */ bool use_nt_status(void); void error_packet_set(char *outbuf, uint8 eclass, uint32 ecode, NTSTATUS ntstatus, int line, const char *file); int error_packet(char *outbuf, uint8 eclass, uint32 ecode, NTSTATUS ntstatus, int line, const char *file); void reply_nt_error(struct smb_request *req, NTSTATUS ntstatus, int line, const char *file); void reply_force_dos_error(struct smb_request *req, uint8 eclass, uint32 ecode, int line, const char *file); void reply_both_error(struct smb_request *req, uint8 eclass, uint32 ecode, NTSTATUS status, int line, const char *file); void reply_openerror(struct smb_request *req, NTSTATUS status); /* The following definitions come from smbd/file_access.c */ bool can_delete_file_in_directory(connection_struct *conn, const struct smb_filename *smb_fname); bool can_write_to_file(connection_struct *conn, const struct smb_filename *smb_fname); bool directory_has_default_acl(connection_struct *conn, const char *fname); NTSTATUS can_set_delete_on_close(files_struct *fsp, uint32 dosmode); /* The following definitions come from smbd/fileio.c */ ssize_t read_file(files_struct *fsp,char *data,off_t pos,size_t n); void update_write_time_handler(struct tevent_context *ctx, struct tevent_timer *te, struct timeval now, void *private_data); void trigger_write_time_update(struct files_struct *fsp); void trigger_write_time_update_immediate(struct files_struct *fsp); void mark_file_modified(files_struct *fsp); ssize_t write_file(struct smb_request *req, files_struct *fsp, const char *data, off_t pos, size_t n); void delete_write_cache(files_struct *fsp); void set_filelen_write_cache(files_struct *fsp, off_t file_size); ssize_t flush_write_cache(files_struct *fsp, enum flush_reason_enum reason); NTSTATUS sync_file(connection_struct *conn, files_struct *fsp, bool write_through); int fsp_stat(files_struct *fsp); /* The following definitions come from smbd/filename.c */ NTSTATUS unix_convert(TALLOC_CTX *ctx, connection_struct *conn, const char *orig_path, struct smb_filename **smb_fname, uint32_t ucf_flags); NTSTATUS check_veto_path(connection_struct *conn, const char *name); NTSTATUS check_name(connection_struct *conn, const char *name); int get_real_filename(connection_struct *conn, const char *path, const char *name, TALLOC_CTX *mem_ctx, char **found_name); NTSTATUS filename_convert(TALLOC_CTX *mem_ctx, connection_struct *conn, bool dfs_path, const char *name_in, uint32_t ucf_flags, bool *ppath_contains_wcard, struct smb_filename **pp_smb_fname); NTSTATUS filename_convert_with_privilege(TALLOC_CTX *mem_ctx, connection_struct *conn, struct smb_request *smbreq, const char *name_in, uint32_t ucf_flags, bool *ppath_contains_wcard, struct smb_filename **pp_smb_fname); /* The following definitions come from smbd/files.c */ NTSTATUS fsp_new(struct connection_struct *conn, TALLOC_CTX *mem_ctx, files_struct **result); NTSTATUS file_new(struct smb_request *req, connection_struct *conn, files_struct **result); void file_close_conn(connection_struct *conn); void file_close_pid(struct smbd_server_connection *sconn, uint16 smbpid, uint64_t vuid); bool file_init_global(void); bool file_init(struct smbd_server_connection *sconn); void file_close_user(struct smbd_server_connection *sconn, uint64_t vuid); struct files_struct *files_forall( struct smbd_server_connection *sconn, struct files_struct *(*fn)(struct files_struct *fsp, void *private_data), void *private_data); files_struct *file_find_fd(struct smbd_server_connection *sconn, int fd); files_struct *file_find_dif(struct smbd_server_connection *sconn, struct file_id id, unsigned long gen_id); files_struct *file_find_di_first(struct smbd_server_connection *sconn, struct file_id id); files_struct *file_find_di_next(files_struct *start_fsp); bool file_find_subpath(files_struct *dir_fsp); void file_sync_all(connection_struct *conn); void fsp_free(files_struct *fsp); void file_free(struct smb_request *req, files_struct *fsp); files_struct *file_fsp(struct smb_request *req, uint16 fid); struct files_struct *file_fsp_get(struct smbd_smb2_request *smb2req, uint64_t persistent_id, uint64_t volatile_id); struct files_struct *file_fsp_smb2(struct smbd_smb2_request *smb2req, uint64_t persistent_id, uint64_t volatile_id); NTSTATUS dup_file_fsp(struct smb_request *req, files_struct *from, uint32 access_mask, uint32 share_access, uint32 create_options, files_struct *to); NTSTATUS file_name_hash(connection_struct *conn, const char *name, uint32_t *p_name_hash); NTSTATUS fsp_set_smb_fname(struct files_struct *fsp, const struct smb_filename *smb_fname_in); /* The following definitions come from smbd/ipc.c */ NTSTATUS nt_status_np_pipe(NTSTATUS status); void send_trans_reply(connection_struct *conn, struct smb_request *req, char *rparam, int rparam_len, char *rdata, int rdata_len, bool buffer_too_large); void reply_trans(struct smb_request *req); void reply_transs(struct smb_request *req); /* The following definitions come from smbd/lanman.c */ void api_reply(connection_struct *conn, uint64_t vuid, struct smb_request *req, char *data, char *params, int tdscnt, int tpscnt, int mdrcnt, int mprcnt); /* The following definitions come from smbd/mangle.c */ void mangle_reset_cache(void); void mangle_change_to_posix(void); bool mangle_is_mangled(const char *s, const struct share_params *p); bool mangle_is_8_3(const char *fname, bool check_case, const struct share_params *p); bool mangle_is_8_3_wildcards(const char *fname, bool check_case, const struct share_params *p); bool mangle_must_mangle(const char *fname, const struct share_params *p); bool mangle_lookup_name_from_8_3(TALLOC_CTX *ctx, const char *in, char **out, /* talloced on the given context. */ const struct share_params *p); bool name_to_8_3(const char *in, char out[13], bool cache83, const struct share_params *p); /* The following definitions come from smbd/mangle_hash.c */ const struct mangle_fns *mangle_hash_init(void); /* The following definitions come from smbd/mangle_hash2.c */ const struct mangle_fns *mangle_hash2_init(void); const struct mangle_fns *posix_mangle_init(void); /* The following definitions come from smbd/message.c */ void reply_sends(struct smb_request *req); void reply_sendstrt(struct smb_request *req); void reply_sendtxt(struct smb_request *req); void reply_sendend(struct smb_request *req); /* The following definitions come from smbd/msdfs.c */ bool is_msdfs_link(connection_struct *conn, const char *path, SMB_STRUCT_STAT *sbufp); struct junction_map; NTSTATUS get_referred_path(TALLOC_CTX *ctx, const char *dfs_path, bool allow_broken_path, struct junction_map *jucn, int *consumedcntp, bool *self_referralp); int setup_dfs_referral(connection_struct *orig_conn, const char *dfs_path, int max_referral_level, char **ppdata, NTSTATUS *pstatus); bool create_junction(TALLOC_CTX *ctx, const char *dfs_path, bool allow_broken_path, struct junction_map *jucn); bool create_msdfs_link(const struct junction_map *jucn); bool remove_msdfs_link(const struct junction_map *jucn); struct junction_map *enum_msdfs_links(TALLOC_CTX *ctx, size_t *p_num_jn); NTSTATUS resolve_dfspath_wcard(TALLOC_CTX *ctx, connection_struct *conn, bool dfs_pathnames, const char *name_in, bool allow_wcards, bool allow_broken_path, char **pp_name_out, bool *ppath_contains_wcard); NTSTATUS create_conn_struct(TALLOC_CTX *ctx, struct tevent_context *ev, struct messaging_context *msg, connection_struct **pconn, int snum, const char *path, const struct auth_session_info *session_info); NTSTATUS create_conn_struct_cwd(TALLOC_CTX *ctx, struct tevent_context *ev, struct messaging_context *msg, connection_struct **pconn, int snum, const char *path, const struct auth_session_info *session_info, char **poldcwd); /* The following definitions come from smbd/negprot.c */ void reply_negprot(struct smb_request *req); /* The following definitions come from smbd/notify.c */ bool change_notify_fsp_has_changes(struct files_struct *fsp); void change_notify_reply(struct smb_request *req, NTSTATUS error_code, uint32_t max_param, struct notify_change_buf *notify_buf, void (*reply_fn)(struct smb_request *req, NTSTATUS error_code, uint8_t *buf, size_t len)); NTSTATUS change_notify_create(struct files_struct *fsp, uint32 filter, bool recursive); NTSTATUS change_notify_add_request(struct smb_request *req, uint32 max_param, uint32 filter, bool recursive, struct files_struct *fsp, void (*reply_fn)(struct smb_request *req, NTSTATUS error_code, uint8_t *buf, size_t len)); void remove_pending_change_notify_requests_by_mid( struct smbd_server_connection *sconn, uint64_t mid); void remove_pending_change_notify_requests_by_fid(files_struct *fsp, NTSTATUS status); void notify_fname(connection_struct *conn, uint32 action, uint32 filter, const char *path); char *notify_filter_string(TALLOC_CTX *mem_ctx, uint32 filter); struct sys_notify_context *sys_notify_context_create(TALLOC_CTX *mem_ctx, struct tevent_context *ev); /* The following definitions come from smbd/notify_inotify.c */ NTSTATUS inotify_watch(struct sys_notify_context *ctx, const char *path, uint32_t *filter, uint32_t *subdir_filter, void (*callback)(struct sys_notify_context *ctx, void *private_data, struct notify_event *ev), void *private_data, void *handle_p); /* The following definitions come from smbd/notify_internal.c */ struct notify_context *notify_init(TALLOC_CTX *mem_ctx, struct messaging_context *messaging_ctx, struct tevent_context *ev); NTSTATUS notify_add(struct notify_context *notify, const char *path, uint32_t filter, uint32_t subdir_filter, void (*callback)(void *, const struct notify_event *), void *private_data); NTSTATUS notify_remove(struct notify_context *notify, void *private_data); void notify_trigger(struct notify_context *notify, uint32_t action, uint32_t filter, const char *path); void notify_walk_idx(struct notify_context *notify, void (*fn)(const char *path, uint32_t *vnns, size_t num_vnns, void *private_data), void *private_data); void notify_walk(struct notify_context *notify, void (*fn)(const char *path, struct notify_db_entry *entries, size_t num_entries, time_t deleted_time, void *private_data), void *private_data); void notify_cleanup(struct notify_context *notify); struct tevent_req *notify_cluster_proxy_send( TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct notify_context *notify); int notify_cluster_proxy_recv(struct tevent_req *req); /* The following definitions come from smbd/ntquotas.c */ int vfs_get_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype, struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt); int vfs_set_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype, struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt); int vfs_get_user_ntquota_list(files_struct *fsp, SMB_NTQUOTA_LIST **qt_list); void *init_quota_handle(TALLOC_CTX *mem_ctx); /* The following definitions come from smbd/nttrans.c */ void reply_ntcreate_and_X(struct smb_request *req); NTSTATUS set_sd(files_struct *fsp, struct security_descriptor *psd, uint32_t security_info_sent); NTSTATUS set_sd_blob(files_struct *fsp, uint8_t *data, uint32_t sd_len, uint32_t security_info_sent); struct ea_list *read_nttrans_ea_list(TALLOC_CTX *ctx, const char *pdata, size_t data_size); void reply_ntcancel(struct smb_request *req); void reply_ntrename(struct smb_request *req); NTSTATUS smbd_do_query_security_desc(connection_struct *conn, TALLOC_CTX *mem_ctx, files_struct *fsp, uint32_t security_info_wanted, uint32_t max_data_count, uint8_t **ppmarshalled_sd, size_t *psd_size); void reply_nttrans(struct smb_request *req); void reply_nttranss(struct smb_request *req); /* The following definitions come from smbd/open.c */ NTSTATUS smbd_check_access_rights(struct connection_struct *conn, const struct smb_filename *smb_fname, bool use_privs, uint32_t access_mask); NTSTATUS fd_open(struct connection_struct *conn, files_struct *fsp, int flags, mode_t mode); NTSTATUS fd_close(files_struct *fsp); void change_file_owner_to_parent(connection_struct *conn, const char *inherit_from_dir, files_struct *fsp); NTSTATUS change_dir_owner_to_parent(connection_struct *conn, const char *inherit_from_dir, const char *fname, SMB_STRUCT_STAT *psbuf); bool is_stat_open(uint32 access_mask); bool is_deferred_open_async(const void *ptr); NTSTATUS create_directory(connection_struct *conn, struct smb_request *req, struct smb_filename *smb_dname); void msg_file_was_renamed(struct messaging_context *msg, void *private_data, uint32_t msg_type, struct server_id server_id, DATA_BLOB *data); NTSTATUS open_streams_for_delete(connection_struct *conn, const char *fname); NTSTATUS create_file_default(connection_struct *conn, struct smb_request *req, uint16_t root_dir_fid, struct smb_filename * smb_fname, uint32_t access_mask, uint32_t share_access, uint32_t create_disposition, uint32_t create_options, uint32_t file_attributes, uint32_t oplock_request, uint64_t allocation_size, uint32_t private_flags, struct security_descriptor *sd, struct ea_list *ea_list, files_struct **result, int *pinfo); NTSTATUS get_relative_fid_filename(connection_struct *conn, struct smb_request *req, uint16_t root_dir_fid, const struct smb_filename *smb_fname, struct smb_filename **smb_fname_out); /* The following definitions come from smbd/oplock.c */ void break_kernel_oplock(struct messaging_context *msg_ctx, files_struct *fsp); NTSTATUS set_file_oplock(files_struct *fsp, int oplock_type); void release_file_oplock(files_struct *fsp); bool remove_oplock(files_struct *fsp); bool downgrade_oplock(files_struct *fsp); bool should_notify_deferred_opens(struct smbd_server_connection *sconn); void break_level2_to_none_async(files_struct *fsp); void contend_level2_oplocks_begin(files_struct *fsp, enum level2_contention_type type); void contend_level2_oplocks_end(files_struct *fsp, enum level2_contention_type type); void smbd_contend_level2_oplocks_begin(files_struct *fsp, enum level2_contention_type type); void smbd_contend_level2_oplocks_end(files_struct *fsp, enum level2_contention_type type); void share_mode_entry_to_message(char *msg, const struct share_mode_entry *e); void message_to_share_mode_entry(struct share_mode_entry *e, char *msg); bool init_oplocks(struct smbd_server_connection *sconn); void init_kernel_oplocks(struct smbd_server_connection *sconn); /* The following definitions come from smbd/oplock_irix.c */ struct kernel_oplocks *irix_init_kernel_oplocks(struct smbd_server_connection *sconn); /* The following definitions come from smbd/oplock_linux.c */ void linux_set_lease_capability(void); int linux_set_lease_sighandler(int fd); int linux_setlease(int fd, int leasetype); struct kernel_oplocks *linux_init_kernel_oplocks(struct smbd_server_connection *sconn); /* The following definitions come from smbd/password.c */ struct user_struct *get_valid_user_struct(struct smbd_server_connection *sconn, uint64_t vuid); void invalidate_vuid(struct smbd_server_connection *sconn, uint64_t vuid); int register_homes_share(const char *username); /* The following definitions come from smbd/pipes.c */ NTSTATUS open_np_file(struct smb_request *smb_req, const char *name, struct files_struct **pfsp); void reply_open_pipe_and_X(connection_struct *conn, struct smb_request *req); void reply_pipe_write(struct smb_request *req); void reply_pipe_write_and_X(struct smb_request *req); void reply_pipe_read_and_X(struct smb_request *req); /* The following definitions come from smbd/posix_acls.c */ void create_file_sids(const SMB_STRUCT_STAT *psbuf, struct dom_sid *powner_sid, struct dom_sid *pgroup_sid); uint32_t map_canon_ace_perms(int snum, enum security_ace_type *pacl_type, mode_t perms, bool directory_ace); NTSTATUS unpack_nt_owners(connection_struct *conn, uid_t *puser, gid_t *pgrp, uint32 security_info_sent, const struct security_descriptor *psd); bool current_user_in_group(connection_struct *conn, gid_t gid); SMB_ACL_T free_empty_sys_acl(connection_struct *conn, SMB_ACL_T the_acl); NTSTATUS posix_fget_nt_acl(struct files_struct *fsp, uint32_t security_info, TALLOC_CTX *mem_ctx, struct security_descriptor **ppdesc); NTSTATUS posix_get_nt_acl(struct connection_struct *conn, const char *name, uint32_t security_info, TALLOC_CTX *mem_ctx, struct security_descriptor **ppdesc); NTSTATUS try_chown(files_struct *fsp, uid_t uid, gid_t gid); NTSTATUS set_nt_acl(files_struct *fsp, uint32 security_info_sent, const struct security_descriptor *psd); int get_acl_group_bits( connection_struct *conn, const char *fname, mode_t *mode ); int chmod_acl(connection_struct *conn, const char *name, mode_t mode); int inherit_access_posix_acl(connection_struct *conn, const char *inherit_from_dir, const char *name, mode_t mode); int fchmod_acl(files_struct *fsp, mode_t mode); bool set_unix_posix_default_acl(connection_struct *conn, const char *fname, const SMB_STRUCT_STAT *psbuf, uint16 num_def_acls, const char *pdata); bool set_unix_posix_acl(connection_struct *conn, files_struct *fsp, const char *fname, uint16 num_acls, const char *pdata); NTSTATUS get_nt_acl_no_snum( TALLOC_CTX *ctx, const char *fname, uint32 security_info_wanted, struct security_descriptor **sd); NTSTATUS make_default_filesystem_acl(TALLOC_CTX *ctx, const char *name, SMB_STRUCT_STAT *psbuf, struct security_descriptor **ppdesc); int posix_sys_acl_blob_get_file(vfs_handle_struct *handle, const char *path_p, TALLOC_CTX *mem_ctx, char **blob_description, DATA_BLOB *blob); int posix_sys_acl_blob_get_fd(vfs_handle_struct *handle, files_struct *fsp, TALLOC_CTX *mem_ctx, char **blob_description, DATA_BLOB *blob); /* The following definitions come from smbd/process.c */ void smbd_setup_sig_term_handler(struct smbd_server_connection *sconn); void smbd_setup_sig_hup_handler(struct smbd_server_connection *sconn); bool srv_send_smb(struct smbd_server_connection *sconn, char *buffer, bool no_signing, uint32_t seqnum, bool do_encrypt, struct smb_perfcount_data *pcd); int srv_set_message(char *buf, int num_words, int num_bytes, bool zero); void remove_deferred_open_message_smb(struct smbd_server_connection *sconn, uint64_t mid); bool schedule_deferred_open_message_smb(struct smbd_server_connection *sconn, uint64_t mid); bool open_was_deferred(struct smbd_server_connection *sconn, uint64_t mid); bool get_deferred_open_message_state(struct smb_request *smbreq, struct timeval *p_request_time, void **pp_state); bool push_deferred_open_message_smb(struct smb_request *req, struct timeval request_time, struct timeval timeout, struct file_id id, char *private_data, size_t priv_len); NTSTATUS allow_new_trans(struct trans_state *list, uint64_t mid); void reply_outbuf(struct smb_request *req, uint8 num_words, uint32 num_bytes); void smb_request_done(struct smb_request *req); const char *smb_fn_name(int type); void add_to_common_flags2(uint32 v); void remove_from_common_flags2(uint32 v); void construct_reply_common_req(struct smb_request *req, char *outbuf); bool smb1_is_chain(const uint8_t *buf); bool smb1_walk_chain(const uint8_t *buf, bool (*fn)(uint8_t cmd, uint8_t wct, const uint16_t *vwv, uint16_t num_bytes, const uint8_t *bytes, void *private_data), void *private_data); unsigned smb1_chain_length(const uint8_t *buf); bool smb1_parse_chain(TALLOC_CTX *mem_ctx, const uint8_t *buf, struct smbd_server_connection *sconn, bool encrypted, uint32_t seqnum, struct smb_request ***reqs, unsigned *num_reqs); bool req_is_in_chain(const struct smb_request *req); void smbd_process(struct tevent_context *ev_ctx, struct messaging_context *msg_ctx, int sock_fd, bool interactive); bool fork_echo_handler(struct smbd_server_connection *sconn); /* The following definitions come from smbd/quotas.c */ bool disk_quotas(const char *path, uint64_t *bsize, uint64_t *dfree, uint64_t *dsize); bool disk_quotas_vxfs(const char *name, char *path, uint64_t *bsize, uint64_t *dfree, uint64_t *dsize); /* The following definitions come from smbd/reply.c */ NTSTATUS check_path_syntax(char *path); NTSTATUS check_path_syntax_wcard(char *path, bool *p_contains_wcard); NTSTATUS check_path_syntax_posix(char *path); size_t srvstr_get_path_wcard(TALLOC_CTX *ctx, const char *inbuf, uint16 smb_flags2, char **pp_dest, const char *src, size_t src_len, int flags, NTSTATUS *err, bool *contains_wcard); size_t srvstr_get_path(TALLOC_CTX *ctx, const char *inbuf, uint16 smb_flags2, char **pp_dest, const char *src, size_t src_len, int flags, NTSTATUS *err); size_t srvstr_get_path_req_wcard(TALLOC_CTX *mem_ctx, struct smb_request *req, char **pp_dest, const char *src, int flags, NTSTATUS *err, bool *contains_wcard); size_t srvstr_get_path_req(TALLOC_CTX *mem_ctx, struct smb_request *req, char **pp_dest, const char *src, int flags, NTSTATUS *err); size_t srvstr_pull_req_talloc(TALLOC_CTX *ctx, struct smb_request *req, char **dest, const char *src, int flags); bool check_fsp_open(connection_struct *conn, struct smb_request *req, files_struct *fsp); bool check_fsp(connection_struct *conn, struct smb_request *req, files_struct *fsp); bool check_fsp_ntquota_handle(connection_struct *conn, struct smb_request *req, files_struct *fsp); void reply_special(struct smbd_server_connection *sconn, char *inbuf, size_t inbuf_len); void reply_tcon(struct smb_request *req); void reply_tcon_and_X(struct smb_request *req); void reply_unknown_new(struct smb_request *req, uint8 type); void reply_ioctl(struct smb_request *req); void reply_checkpath(struct smb_request *req); void reply_getatr(struct smb_request *req); void reply_setatr(struct smb_request *req); void reply_dskattr(struct smb_request *req); void reply_search(struct smb_request *req); void reply_fclose(struct smb_request *req); void reply_open(struct smb_request *req); void reply_open_and_X(struct smb_request *req); void reply_ulogoffX(struct smb_request *req); void reply_mknew(struct smb_request *req); void reply_ctemp(struct smb_request *req); NTSTATUS unlink_internals(connection_struct *conn, struct smb_request *req, uint32 dirtype, struct smb_filename *smb_fname, bool has_wild); void reply_unlink(struct smb_request *req); ssize_t fake_sendfile(files_struct *fsp, off_t startpos, size_t nread); void sendfile_short_send(files_struct *fsp, ssize_t nread, size_t headersize, size_t smb_maxcnt); void reply_readbraw(struct smb_request *req); void reply_lockread(struct smb_request *req); void reply_read(struct smb_request *req); void reply_read_and_X(struct smb_request *req); void error_to_writebrawerr(struct smb_request *req); void reply_writebraw(struct smb_request *req); void reply_writeunlock(struct smb_request *req); void reply_write(struct smb_request *req); bool is_valid_writeX_buffer(struct smbd_server_connection *sconn, const uint8_t *inbuf); void reply_write_and_X(struct smb_request *req); void reply_lseek(struct smb_request *req); void reply_flush(struct smb_request *req); void reply_exit(struct smb_request *req); void reply_close(struct smb_request *req); void reply_writeclose(struct smb_request *req); void reply_lock(struct smb_request *req); void reply_unlock(struct smb_request *req); void reply_tdis(struct smb_request *req); void reply_echo(struct smb_request *req); void reply_printopen(struct smb_request *req); void reply_printclose(struct smb_request *req); void reply_printqueue(struct smb_request *req); void reply_printwrite(struct smb_request *req); void reply_mkdir(struct smb_request *req); void reply_rmdir(struct smb_request *req); NTSTATUS rename_internals_fsp(connection_struct *conn, files_struct *fsp, const struct smb_filename *smb_fname_dst_in, uint32 attrs, bool replace_if_exists); NTSTATUS rename_internals(TALLOC_CTX *ctx, connection_struct *conn, struct smb_request *req, struct smb_filename *smb_fname_src, struct smb_filename *smb_fname_dst, uint32 attrs, bool replace_if_exists, bool src_has_wild, bool dest_has_wild, uint32_t access_mask); void reply_mv(struct smb_request *req); NTSTATUS copy_file(TALLOC_CTX *ctx, connection_struct *conn, struct smb_filename *smb_fname_src, struct smb_filename *smb_fname_dst, int ofun, int count, bool target_is_directory); void reply_copy(struct smb_request *req); uint64_t get_lock_pid(const uint8_t *data, int data_offset, bool large_file_format); uint64_t get_lock_count(const uint8_t *data, int data_offset, bool large_file_format); uint64_t get_lock_offset(const uint8_t *data, int data_offset, bool large_file_format, bool *err); void reply_lockingX(struct smb_request *req); void reply_readbmpx(struct smb_request *req); void reply_readbs(struct smb_request *req); void reply_setattrE(struct smb_request *req); void reply_writebmpx(struct smb_request *req); void reply_writebs(struct smb_request *req); void reply_getattrE(struct smb_request *req); /* The following definitions come from smbd/seal.c */ bool is_encrypted_packet(struct smbd_server_connection *sconn, const uint8_t *inbuf); void srv_free_enc_buffer(struct smbd_server_connection *sconn, char *buf); NTSTATUS srv_decrypt_buffer(struct smbd_server_connection *sconn, char *buf); NTSTATUS srv_encrypt_buffer(struct smbd_server_connection *sconn, char *buf, char **buf_out); NTSTATUS srv_request_encryption_setup(connection_struct *conn, unsigned char **ppdata, size_t *p_data_size, unsigned char **pparam, size_t *p_param_size); NTSTATUS srv_encryption_start(connection_struct *conn); void server_encryption_shutdown(struct smbd_server_connection *sconn); /* The following definitions come from smbd/sec_ctx.c */ bool unix_token_equal(const struct security_unix_token *t1, const struct security_unix_token *t2); bool push_sec_ctx(void); void set_sec_ctx(uid_t uid, gid_t gid, int ngroups, gid_t *groups, const struct security_token *token); void set_root_sec_ctx(void); bool pop_sec_ctx(void); void init_sec_ctx(void); const struct security_token *sec_ctx_active_token(void); /* The following definitions come from smbd/server.c */ struct memcache *smbd_memcache(void); void delete_and_reload_printers(struct tevent_context *ev, struct messaging_context *msg_ctx); bool reload_services(struct smbd_server_connection *sconn, bool (*snumused) (struct smbd_server_connection *, int), bool test); NTSTATUS messaging_send_to_children(struct messaging_context *msg_ctx, uint32_t msg_type, DATA_BLOB* data); /* The following definitions come from smbd/server_exit.c */ void smbd_exit_server(const char *reason) _NORETURN_; void smbd_exit_server_cleanly(const char *const reason) _NORETURN_; /* The following definitions come from smbd/service.c */ bool set_conn_connectpath(connection_struct *conn, const char *connectpath); NTSTATUS set_conn_force_user_group(connection_struct *conn, int snum); bool set_current_service(connection_struct *conn, uint16 flags, bool do_chdir); void load_registry_shares(void); int add_home_service(const char *service, const char *username, const char *homedir); int find_service(TALLOC_CTX *ctx, const char *service, char **p_service_out); connection_struct *make_connection_smb2(struct smbd_server_connection *sconn, struct smbXsrv_tcon *tcon, int snum, struct user_struct *vuser, const char *pdev, NTSTATUS *pstatus); connection_struct *make_connection(struct smbd_server_connection *sconn, NTTIME now, const char *service_in, const char *pdev, uint64_t vuid, NTSTATUS *status); void close_cnum(connection_struct *conn, uint64_t vuid); /* The following definitions come from smbd/session.c */ struct sessionid; struct smbXsrv_session; bool session_init(void); bool session_claim(struct smbXsrv_session *session); void session_yield(struct smbXsrv_session *session); int list_sessions(TALLOC_CTX *mem_ctx, struct sessionid **session_list); /* The following definitions come from smbd/sesssetup.c */ void reply_sesssetup_and_X(struct smb_request *req); /* The following definitions come from smbd/share_access.c */ bool token_contains_name_in_list(const char *username, const char *domain, const char *sharename, const struct security_token *token, const char **list); bool user_ok_token(const char *username, const char *domain, const struct security_token *token, int snum); bool is_share_read_only_for_token(const char *username, const char *domain, const struct security_token *token, connection_struct *conn); /* The following definitions come from smbd/srvstr.c */ size_t srvstr_push_fn(const char *base_ptr, uint16 smb_flags2, void *dest, const char *src, int dest_len, int flags); ssize_t message_push_string(uint8 **outbuf, const char *str, int flags); /* The following definitions come from smbd/statcache.c */ void stat_cache_add( const char *full_orig_name, char *translated_path, bool case_sensitive); bool stat_cache_lookup(connection_struct *conn, bool posix_paths, char **pp_name, char **pp_dirpath, char **pp_start, SMB_STRUCT_STAT *pst); void smbd_send_stat_cache_delete_message(struct messaging_context *msg_ctx, const char *name); void send_stat_cache_delete_message(struct messaging_context *msg_ctx, const char *name); void stat_cache_delete(const char *name); struct TDB_DATA; unsigned int fast_string_hash(struct TDB_DATA *key); bool reset_stat_cache( void ); /* The following definitions come from smbd/statvfs.c */ int sys_statvfs(const char *path, vfs_statvfs_struct *statbuf); /* The following definitions come from smbd/trans2.c */ NTSTATUS check_access(connection_struct *conn, files_struct *fsp, const struct smb_filename *smb_fname, uint32_t access_mask); uint64_t smb_roundup(connection_struct *conn, uint64_t val); uint64_t get_FileIndex(connection_struct *conn, const SMB_STRUCT_STAT *psbuf); NTSTATUS get_ea_value(TALLOC_CTX *mem_ctx, connection_struct *conn, files_struct *fsp, const char *fname, const char *ea_name, struct ea_struct *pea); NTSTATUS get_ea_names_from_file(TALLOC_CTX *mem_ctx, connection_struct *conn, files_struct *fsp, const char *fname, char ***pnames, size_t *pnum_names); NTSTATUS set_ea(connection_struct *conn, files_struct *fsp, const struct smb_filename *smb_fname, struct ea_list *ea_list); struct ea_list *read_ea_list_entry(TALLOC_CTX *ctx, const char *pdata, size_t data_size, size_t *pbytes_used); void send_trans2_replies(connection_struct *conn, struct smb_request *req, NTSTATUS status, const char *params, int paramsize, const char *pdata, int datasize, int max_data_bytes); unsigned char *create_volume_objectid(connection_struct *conn, unsigned char objid[16]); NTSTATUS hardlink_internals(TALLOC_CTX *ctx, connection_struct *conn, struct smb_request *req, bool overwrite_if_exists, const struct smb_filename *smb_fname_old, struct smb_filename *smb_fname_new); NTSTATUS smb_set_file_time(connection_struct *conn, files_struct *fsp, const struct smb_filename *smb_fname, struct smb_file_time *ft, bool setting_write_time); void reply_findclose(struct smb_request *req); void reply_findnclose(struct smb_request *req); void reply_trans2(struct smb_request *req); void reply_transs2(struct smb_request *req); /* The following definitions come from smbd/uid.c */ bool change_to_guest(void); NTSTATUS check_user_share_access(connection_struct *conn, const struct auth_session_info *session_info, uint32_t *p_share_access, bool *p_readonly_share); bool change_to_user(connection_struct *conn, uint64_t vuid); bool change_to_root_user(void); bool smbd_change_to_root_user(void); bool become_authenticated_pipe_user(struct auth_session_info *session_info); bool unbecome_authenticated_pipe_user(void); void become_root(void); void unbecome_root(void); void smbd_become_root(void); void smbd_unbecome_root(void); bool become_user(connection_struct *conn, uint64_t vuid); bool become_user_by_session(connection_struct *conn, const struct auth_session_info *session_info); bool unbecome_user(void); uid_t get_current_uid(connection_struct *conn); gid_t get_current_gid(connection_struct *conn); const struct security_unix_token *get_current_utok(connection_struct *conn); const struct security_token *get_current_nttok(connection_struct *conn); uint64_t get_current_vuid(connection_struct *conn); /* The following definitions come from smbd/utmp.c */ void sys_utmp_claim(const char *username, const char *hostname, const char *id_str, int id_num); void sys_utmp_yield(const char *username, const char *hostname, const char *id_str, int id_num); /* The following definitions come from smbd/vfs.c */ bool vfs_init_custom(connection_struct *conn, const char *vfs_object); bool smbd_vfs_init(connection_struct *conn); NTSTATUS vfs_file_exist(connection_struct *conn, struct smb_filename *smb_fname); ssize_t vfs_read_data(files_struct *fsp, char *buf, size_t byte_count); ssize_t vfs_pread_data(files_struct *fsp, char *buf, size_t byte_count, off_t offset); ssize_t vfs_write_data(struct smb_request *req, files_struct *fsp, const char *buffer, size_t N); ssize_t vfs_pwrite_data(struct smb_request *req, files_struct *fsp, const char *buffer, size_t N, off_t offset); int vfs_allocate_file_space(files_struct *fsp, uint64_t len); int vfs_set_filelen(files_struct *fsp, off_t len); int vfs_slow_fallocate(files_struct *fsp, off_t offset, off_t len); int vfs_fill_sparse(files_struct *fsp, off_t len); off_t vfs_transfer_file(files_struct *in, files_struct *out, off_t n); const char *vfs_readdirname(connection_struct *conn, void *p, SMB_STRUCT_STAT *sbuf, char **talloced); int vfs_ChDir(connection_struct *conn, const char *path); char *vfs_GetWd(TALLOC_CTX *ctx, connection_struct *conn); NTSTATUS check_reduced_name(connection_struct *conn, const char *fname); NTSTATUS check_reduced_name_with_privilege(connection_struct *conn, const char *fname, struct smb_request *smbreq); int vfs_stat_smb_fname(struct connection_struct *conn, const char *fname, SMB_STRUCT_STAT *psbuf); int vfs_lstat_smb_fname(struct connection_struct *conn, const char *fname, SMB_STRUCT_STAT *psbuf); NTSTATUS vfs_stat_fsp(files_struct *fsp); NTSTATUS vfs_chown_fsp(files_struct *fsp, uid_t uid, gid_t gid); NTSTATUS vfs_streaminfo(connection_struct *conn, struct files_struct *fsp, const char *fname, TALLOC_CTX *mem_ctx, unsigned int *num_streams, struct stream_struct **streams); /* The following definitions come from smbd/avahi_register.c */ void *avahi_start_register(TALLOC_CTX *mem_ctx, struct tevent_context *ev, uint16_t port); /* The following definitions come from smbd/smb2_create.c */ NTSTATUS vfs_default_durable_cookie(struct files_struct *fsp, TALLOC_CTX *mem_ctx, DATA_BLOB *cookie_blob); NTSTATUS vfs_default_durable_disconnect(struct files_struct *fsp, const DATA_BLOB old_cookie, TALLOC_CTX *mem_ctx, DATA_BLOB *new_cookie); NTSTATUS vfs_default_durable_reconnect(struct connection_struct *conn, struct smb_request *smb1req, struct smbXsrv_open *op, const DATA_BLOB old_cookie, TALLOC_CTX *mem_ctx, files_struct **result, DATA_BLOB *new_cookie); #endif /* _SMBD_PROTO_H_ */