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Diffstat (limited to 'source3/smbd/proto.h')
| -rw-r--r-- | source3/smbd/proto.h | 1224 |
1 files changed, 1224 insertions, 0 deletions
diff --git a/source3/smbd/proto.h b/source3/smbd/proto.h new file mode 100644 index 0000000..d18afe3 --- /dev/null +++ b/source3/smbd/proto.h @@ -0,0 +1,1224 @@ +/* + * 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 <jmcd@us.ibm.com> 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 <http://www.gnu.org/licenses/>. + */ + +#ifndef _SMBD_PROTO_H_ +#define _SMBD_PROTO_H_ + +struct smbXsrv_client; +struct smbXsrv_connection; +struct dcesrv_context; + +/* The following definitions come from smbd/smb2_signing.c */ + +bool srv_init_signing(struct smbXsrv_connection *conn); + +/* The following definitions come from smbd/aio.c */ + +struct aio_extra; +bool aio_write_through_requested(struct aio_extra *aio_ex); +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); +bool aio_add_req_to_fsp(files_struct *fsp, struct tevent_req *req); +struct aio_extra *create_aio_extra(TALLOC_CTX *mem_ctx, + files_struct *fsp, + size_t buflen); +struct tevent_req *pwrite_fsync_send(TALLOC_CTX *mem_ctx, + struct tevent_context *ev, + struct files_struct *fsp, + const void *data, + size_t n, off_t offset, + bool write_through); +ssize_t pwrite_fsync_recv(struct tevent_req *req, int *perr); + +/* The following definitions come from smbd/blocking.c */ + +NTSTATUS smbd_do_locks_try( + struct files_struct *fsp, + uint16_t num_locks, + struct smbd_lock_element *locks, + uint16_t *blocker_idx, + struct server_id *blocking_pid, + uint64_t *blocking_smblctx); +struct tevent_req *smbd_smb1_do_locks_send( + TALLOC_CTX *mem_ctx, + struct tevent_context *ev, + struct smb_request **smbreq, /* talloc_move()d into our state */ + struct files_struct *fsp, + uint32_t lock_timeout, + bool large_offset, + uint16_t num_locks, + struct smbd_lock_element *locks); +NTSTATUS smbd_smb1_do_locks_recv(struct tevent_req *req); +bool smbd_smb1_do_locks_extract_smbreq( + struct tevent_req *req, + TALLOC_CTX *mem_ctx, + struct smb_request **psmbreq); +void smbd_smb1_brl_finish_by_req(struct tevent_req *req, NTSTATUS status); +bool smbd_smb1_brl_finish_by_lock( + struct files_struct *fsp, + bool large_offset, + struct smbd_lock_element lock, + NTSTATUS finish_status); +bool smbd_smb1_brl_finish_by_mid( + struct smbd_server_connection *sconn, uint64_t mid); + +/* The following definitions come from smbd/close.c */ + +void set_close_write_time(struct files_struct *fsp, struct timespec ts); +NTSTATUS close_file_smb(struct smb_request *req, + struct files_struct *fsp, + enum file_close_type close_type); +NTSTATUS close_file_free(struct smb_request *req, + struct 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 struct smb_filename *smb_fname); +NTSTATUS recursive_rmdir(TALLOC_CTX *ctx, + connection_struct *conn, + struct smb_filename *smb_dname); +bool has_other_nonposix_opens(struct share_mode_lock *lck, + struct files_struct *fsp); + +/* 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_setup_case_options(connection_struct *conn); +void conn_force_tdis( + struct smbd_server_connection *sconn, + bool (*check_fn)(struct connection_struct *conn, + void *private_data), + void *private_data); +void msg_force_tdis(struct messaging_context *msg, + void *private_data, + uint32_t msg_type, + struct server_id server_id, + DATA_BLOB *data); +void msg_force_tdis_denied( + 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 */ + +uint64_t get_dfree_info(connection_struct *conn, struct smb_filename *fname, + uint64_t *bsize, uint64_t *dfree, uint64_t *dsize); +void flush_dfree_cache(void); + +/* 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_t 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, + struct files_struct *parent_dirfsp); +uint32_t dos_mode_msdfs(connection_struct *conn, + const char *name, + const struct stat_ex *st); +uint32_t fdos_mode(struct files_struct *fsp); +struct tevent_req *dos_mode_at_send(TALLOC_CTX *mem_ctx, + struct tevent_context *ev, + files_struct *dir_fsp, + struct smb_filename *smb_fname); +NTSTATUS dos_mode_at_recv(struct tevent_req *req, uint32_t *dosmode); +int file_set_dosmode(connection_struct *conn, + struct smb_filename *smb_fname, + uint32_t dosmode, + struct smb_filename *parent_dir, + bool newfile); +NTSTATUS file_set_sparse(connection_struct *conn, + struct files_struct *fsp, + bool sparse); +int file_ntimes(connection_struct *conn, + files_struct *fsp, + 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 fget_ea_dos_attribute(struct files_struct *fsp, + uint32_t *pattr); +NTSTATUS set_ea_dos_attribute(connection_struct *conn, + struct smb_filename *smb_fname, + uint32_t dosmode); + +NTSTATUS set_create_timespec_ea(struct files_struct *fsp, + 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); + +NTSTATUS parse_dos_attribute_blob(struct smb_filename *smb_fname, + DATA_BLOB blob, + uint32_t *pattr); + +/* The following definitions come from smbd/error.c */ + +bool use_nt_status(void); +void error_packet_set(char *outbuf, uint8_t eclass, uint32_t ecode, NTSTATUS ntstatus, int line, const char *file); +size_t error_packet(char *outbuf, + uint8_t eclass, + uint32_t 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_t eclass, uint32_t ecode, + int line, const char *file); +void reply_both_error(struct smb_request *req, uint8_t eclass, uint32_t 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, + struct files_struct *dirfsp, + const struct smb_filename *smb_fname); +bool can_write_to_fsp(struct files_struct *fsp); +bool directory_has_default_acl_fsp(struct files_struct *fsp); +NTSTATUS can_set_delete_on_close(files_struct *fsp, uint32_t 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 fsp_flush_write_time_update(struct files_struct *fsp); +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); +NTSTATUS sync_file(connection_struct *conn, files_struct *fsp, bool write_through); + +/* The following definitions come from smbd/filename.c */ + +uint32_t ucf_flags_from_smb_request(struct smb_request *req); +uint32_t filename_create_ucf_flags(struct smb_request *req, uint32_t create_disposition); +NTSTATUS canonicalize_snapshot_path(struct smb_filename *smb_fname, + uint32_t ucf_flags, + NTTIME twrp); +NTSTATUS get_real_filename_full_scan_at(struct files_struct *dirfsp, + const char *name, + bool mangled, + TALLOC_CTX *mem_ctx, + char **found_name); +char *get_original_lcomp(TALLOC_CTX *ctx, + connection_struct *conn, + const char *filename_in, + uint32_t ucf_flags); +NTSTATUS get_real_filename_at(struct files_struct *dirfsp, + const char *name, + TALLOC_CTX *mem_ctx, + char **found_name); + +/* The following definitions come from smbd/files.c */ + +NTSTATUS fsp_new(struct connection_struct *conn, TALLOC_CTX *mem_ctx, + files_struct **result); +void fsp_set_gen_id(files_struct *fsp); +NTSTATUS file_new(struct smb_request *req, connection_struct *conn, + files_struct **result); +NTSTATUS fsp_bind_smb(struct files_struct *fsp, struct smb_request *req); +void file_close_conn(connection_struct *conn, enum file_close_type close_type); +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, + bool need_fsa); +files_struct *file_find_di_next(files_struct *start_fsp, + bool need_fsa); +struct files_struct *file_find_one_fsp_from_lease_key( + struct smbd_server_connection *sconn, + const struct smb2_lease_key *lease_key); +bool file_find_subpath(files_struct *dir_fsp); +void fsp_unbind_smb(struct smb_request *req, files_struct *fsp); +void file_free(struct smb_request *req, files_struct *fsp); +files_struct *file_fsp(struct smb_request *req, uint16_t 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( + files_struct *from, + uint32_t access_mask, + 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); +size_t fsp_fullbasepath(struct files_struct *fsp, char *buf, size_t buflen); +void fsp_set_base_fsp(struct files_struct *fsp, struct files_struct *base_fsp); +bool fsp_is_alternate_stream(const struct files_struct *fsp); +struct files_struct *metadata_fsp(struct files_struct *fsp); +bool fsp_search_ask_sharemode(struct files_struct *fsp); +bool fsp_getinfo_ask_sharemode(struct files_struct *fsp); + +NTSTATUS create_internal_fsp(connection_struct *conn, + const struct smb_filename *smb_fname, + struct files_struct **_fsp); +NTSTATUS create_internal_dirfsp(connection_struct *conn, + const struct smb_filename *smb_dname, + struct files_struct **_fsp); + +NTSTATUS open_internal_dirfsp(connection_struct *conn, + const struct smb_filename *smb_dname, + int open_flags, + struct files_struct **_fsp); +NTSTATUS openat_internal_dir_from_pathref( + struct files_struct *dirfsp, + int open_flags, + struct files_struct **_fsp); + +NTSTATUS openat_pathref_fsp(const struct files_struct *dirfsp, + struct smb_filename *smb_fname); +NTSTATUS open_stream_pathref_fsp( + struct files_struct **_base_fsp, + struct smb_filename *smb_fname); + +struct symlink_reparse_struct; + +struct open_symlink_err { + struct stat_ex st; + size_t unparsed; + struct symlink_reparse_struct *reparse; +}; + +NTSTATUS create_open_symlink_err(TALLOC_CTX *mem_ctx, + files_struct *dirfsp, + struct smb_filename *smb_relname, + struct open_symlink_err **_err); + +NTSTATUS openat_pathref_fsp_nosymlink(TALLOC_CTX *mem_ctx, + struct connection_struct *conn, + struct files_struct *dirfsp, + const char *path_in, + NTTIME twrp, + bool posix, + struct smb_filename **_smb_fname, + struct open_symlink_err **_symlink_err); +NTSTATUS openat_pathref_fsp_lcomp(struct files_struct *dirfsp, + struct smb_filename *smb_fname_rel, + uint32_t ucf_flags); +NTSTATUS readlink_talloc( + TALLOC_CTX *mem_ctx, + struct files_struct *dirfsp, + struct smb_filename *smb_relname, + char **_substitute); + +struct symlink_reparse_struct; + +NTSTATUS read_symlink_reparse( + TALLOC_CTX *mem_ctx, + struct files_struct *dirfsp, + struct smb_filename *smb_relname, + struct symlink_reparse_struct **_symlink); + +void smb_fname_fsp_unlink(struct smb_filename *smb_fname); + +NTSTATUS move_smb_fname_fsp_link(struct smb_filename *smb_fname_dst, + struct smb_filename *smb_fname_src); + +NTSTATUS reference_smb_fname_fsp_link(struct smb_filename *smb_fname_dst, + const struct smb_filename *smb_fname_src); + +NTSTATUS synthetic_pathref(TALLOC_CTX *mem_ctx, + struct files_struct *dirfsp, + const char *base_name, + const char *stream_name, + const SMB_STRUCT_STAT *psbuf, + NTTIME twrp, + uint32_t flags, + struct smb_filename **_smb_fname); + +NTSTATUS parent_pathref(TALLOC_CTX *mem_ctx, + struct files_struct *dirfsp, + const struct smb_filename *smb_fname, + struct smb_filename **_parent, + struct smb_filename **_atname); + +/* The following definitions come from smbd/smb2_ipc.c */ + +NTSTATUS nt_status_np_pipe(NTSTATUS status); + +/* 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/msdfs.c */ + +bool parse_msdfs_symlink(TALLOC_CTX *ctx, + bool shuffle_referrals, + const char *target, + struct referral **preflist, + size_t *refcount); +bool is_msdfs_link(struct files_struct *dirfsp, + struct smb_filename *smb_fname); +struct junction_map; +NTSTATUS get_referred_path(TALLOC_CTX *ctx, + struct auth_session_info *session_info, + const char *dfs_path, + const struct tsocket_address *remote_address, + const struct tsocket_address *local_address, + struct junction_map *jucn, + size_t *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, + struct junction_map *jucn); +struct referral; +char *msdfs_link_string(TALLOC_CTX *ctx, + const struct referral *reflist, + size_t referral_count); +bool create_msdfs_link(const struct junction_map *jucn, + struct auth_session_info *session_info); +bool remove_msdfs_link(const struct junction_map *jucn, + struct auth_session_info *session_info); + +struct junction_map *enum_msdfs_links(TALLOC_CTX *ctx, + struct auth_session_info *session_info, + size_t *p_num_jn); +struct connection_struct; +struct smb_filename; + +NTSTATUS create_conn_struct_cwd(TALLOC_CTX *mem_ctx, + struct tevent_context *ev, + struct messaging_context *msg, + const struct auth_session_info *session_info, + int snum, + const char *path, + struct connection_struct **c); +struct conn_struct_tos { + struct connection_struct *conn; + struct smb_filename *oldcwd_fname; +}; +NTSTATUS create_conn_struct_tos(struct messaging_context *msg, + int snum, + const char *path, + const struct auth_session_info *session_info, + struct conn_struct_tos **_c); +NTSTATUS create_conn_struct_tos_cwd(struct messaging_context *msg, + int snum, + const char *path, + const struct auth_session_info *session_info, + struct conn_struct_tos **_c); + +/* 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)); +void notify_callback(struct smbd_server_connection *sconn, + void *private_data, struct timespec when, + const struct notify_event *e); +NTSTATUS change_notify_create(struct files_struct *fsp, + uint32_t max_buffer_size, + uint32_t filter, + bool recursive); +NTSTATUS change_notify_add_request(struct smb_request *req, + uint32_t max_param, + uint32_t filter, bool recursive, + struct files_struct *fsp, + void (*reply_fn)(struct smb_request *req, + NTSTATUS error_code, + uint8_t *buf, size_t len)); +void smbd_notify_cancel_deleted(struct messaging_context *msg, + void *private_data, uint32_t msg_type, + struct server_id server_id, DATA_BLOB *data); +void smbd_notifyd_restarted(struct messaging_context *msg, + void *private_data, uint32_t msg_type, + struct server_id server_id, DATA_BLOB *data); +bool 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_t action, uint32_t filter, + const char *path); +char *notify_filter_string(TALLOC_CTX *mem_ctx, uint32_t 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 */ + +int inotify_watch(TALLOC_CTX *mem_ctx, + 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, + uint32_t filter), + void *private_data, + void *handle_p); + +int fam_watch(TALLOC_CTX *mem_ctx, + 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, + uint32_t filter), + 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 *msg, + struct smbd_server_connection *sconn, + void (*callback)(struct smbd_server_connection *sconn, + void *, struct timespec, + const struct notify_event *)); +NTSTATUS notify_add(struct notify_context *ctx, + const char *path, uint32_t filter, uint32_t subdir_filter, + void *private_data); +NTSTATUS notify_remove(struct notify_context *ctx, void *private_data, + char *path); +void notify_trigger(struct notify_context *notify, + uint32_t action, uint32_t filter, + const char *dir, const char *path); + +/* The following definitions come from smbd/ntquotas.c */ + +NTSTATUS 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/smb2_nttrans.c */ + +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); +NTSTATUS copy_internals(TALLOC_CTX *ctx, + connection_struct *conn, + struct smb_request *req, + struct files_struct *src_dirfsp, + struct smb_filename *smb_fname_src, + struct files_struct *dst_dirfsp, + struct smb_filename *smb_fname_dst, + uint32_t attrs); +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); +#ifdef HAVE_SYS_QUOTAS + +struct smb2_query_quota_info; + +NTSTATUS smbd_do_query_getinfo_quota(TALLOC_CTX *mem_ctx, + files_struct *fsp, + bool restart_scan, + bool return_single, + uint32_t sid_list_length, + DATA_BLOB *sidbuffer, + uint32_t max_data_count, + uint8_t **p_data, + uint32_t *p_data_size); +#endif + +/* The following definitions come from smbd/open.c */ + +NTSTATUS smbd_check_access_rights_fsp(struct files_struct *dirfsp, + struct files_struct *fsp, + bool use_privs, + uint32_t access_mask); +NTSTATUS check_parent_access_fsp(struct files_struct *fsp, + uint32_t access_mask); +NTSTATUS fd_openat(const struct files_struct *dirfsp, + struct smb_filename *smb_fname, + files_struct *fsp, + const struct vfs_open_how *how); +NTSTATUS fd_close(files_struct *fsp); +bool is_oplock_stat_open(uint32_t access_mask); +bool is_lease_stat_open(uint32_t access_mask); +NTSTATUS send_break_message(struct messaging_context *msg_ctx, + const struct file_id *id, + const struct share_mode_entry *exclusive, + uint16_t break_to); +struct deferred_open_record; +bool is_deferred_open_async(const struct deferred_open_record *rec); +bool defer_smb1_sharing_violation(struct smb_request *req); +NTSTATUS create_directory(connection_struct *conn, + struct smb_request *req, + struct files_struct *dirfsp, + 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); +struct fsp_lease *find_fsp_lease(struct files_struct *new_fsp, + const struct smb2_lease_key *key, + uint32_t current_state, + uint16_t lease_version, + uint16_t lease_epoch); +NTSTATUS create_file_default(connection_struct *conn, + struct smb_request *req, + struct files_struct *dirfsp, + 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, + const struct smb2_lease *lease, + uint64_t allocation_size, + uint32_t private_flags, + struct security_descriptor *sd, + struct ea_list *ea_list, + files_struct **result, + int *pinfo, + const struct smb2_create_blobs *in_context_blobs, + struct smb2_create_blobs *out_context_blobs); + +/* The following definitions come from smbd/oplock.c */ + +uint32_t get_lease_type(struct share_mode_entry *e, struct file_id id); + +void break_kernel_oplock(struct messaging_context *msg_ctx, files_struct *fsp); +NTSTATUS set_file_oplock(files_struct *fsp); +void release_file_oplock(files_struct *fsp); +bool remove_oplock(files_struct *fsp); +bool downgrade_oplock(files_struct *fsp); +bool fsp_lease_update(struct files_struct *fsp); +NTSTATUS downgrade_lease(struct smbXsrv_client *client, + uint32_t num_file_ids, + const struct file_id *ids, + const struct smb2_lease_key *key, + uint32_t lease_state); +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 file_id *id, + const struct share_mode_entry *e); +void message_to_share_mode_entry(struct file_id *id, + struct share_mode_entry *e, + const 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_linux.c */ + +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 */ + +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); + +/* The following definitions come from smbd/posix_acls.c */ + +mode_t unix_perms_to_acl_perms(mode_t mode, int r_mask, int w_mask, int x_mask); +int map_acl_perms_to_permset(mode_t mode, SMB_ACL_PERMSET_T *p_permset); +uint32_t map_canon_ace_perms(int snum, + enum security_ace_type *pacl_type, + mode_t perms, + bool directory_ace); +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 chown_if_needed(files_struct *fsp, uint32_t security_info_sent, + const struct security_descriptor *psd, + bool *did_chown); +NTSTATUS set_nt_acl(files_struct *fsp, uint32_t security_info_sent, const struct security_descriptor *psd); +int get_acl_group_bits(connection_struct *conn, + struct files_struct *fsp, + mode_t *mode); +int inherit_access_posix_acl(connection_struct *conn, + struct files_struct *inherit_from_dirfsp, + const struct smb_filename *smb_fname, + mode_t mode); +NTSTATUS set_unix_posix_default_acl(connection_struct *conn, + files_struct *fsp, + uint16_t num_def_acls, const char *pdata); +NTSTATUS set_unix_posix_acl(connection_struct *conn, files_struct *fsp, + uint16_t num_acls, + const char *pdata); +int posix_sys_acl_blob_get_file(vfs_handle_struct *handle, + const struct smb_filename *smb_fname, + 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); + +enum default_acl_style {DEFAULT_ACL_POSIX, DEFAULT_ACL_WINDOWS, DEFAULT_ACL_EVERYONE}; + +const struct enum_list *get_default_acl_style_list(void); + +NTSTATUS make_default_filesystem_acl( + TALLOC_CTX *ctx, + enum default_acl_style acl_style, + const char *name, + const SMB_STRUCT_STAT *psbuf, + struct security_descriptor **ppdesc); + +/* The following definitions come from smbd/smb2_process.c */ + +#if !defined(WITH_SMB1SERVER) +bool smb1_srv_send(struct smbXsrv_connection *xconn, + char *buffer, + bool do_signing, + uint32_t seqnum, + bool do_encrypt); +#endif +size_t srv_smb1_set_message(char *buf, + size_t num_words, + size_t num_bytes, + bool zero); +NTSTATUS read_packet_remainder(int fd, char *buffer, + unsigned int timeout, ssize_t len); +NTSTATUS receive_smb_talloc(TALLOC_CTX *mem_ctx, + struct smbXsrv_connection *xconn, + int sock, + char **buffer, unsigned int timeout, + size_t *p_unread, bool *p_encrypted, + size_t *p_len, + uint32_t *seqnum, + bool trusted_channel); +void remove_deferred_open_message_smb(struct smbXsrv_connection *xconn, + uint64_t mid); +bool schedule_deferred_open_message_smb(struct smbXsrv_connection *xconn, + uint64_t mid); +bool open_was_deferred(struct smbXsrv_connection *xconn, uint64_t mid); +bool get_deferred_open_message_state(struct smb_request *smbreq, + struct timeval *p_request_time, + struct deferred_open_record **open_rec); +bool push_deferred_open_message_smb(struct smb_request *req, + struct timeval timeout, + struct file_id id, + struct deferred_open_record *open_rec); +bool create_smb1_outbuf(TALLOC_CTX *mem_ctx, struct smb_request *req, + const uint8_t *inbuf, char **outbuf, + uint8_t num_words, uint32_t num_bytes); +void construct_smb1_reply_common_req(struct smb_request *req, char *outbuf); +void reply_smb1_outbuf(struct smb_request *req, uint8_t num_words, uint32_t num_bytes); +void process_smb(struct smbXsrv_connection *xconn, + uint8_t *inbuf, + size_t nread, + size_t unread_bytes, + uint32_t seqnum, + bool encrypted); +void smbd_process(struct tevent_context *ev_ctx, + struct messaging_context *msg_ctx, + int sock_fd, + bool interactive); +bool valid_smb1_header(const uint8_t *inbuf); +bool init_smb1_request(struct smb_request *req, + struct smbd_server_connection *sconn, + struct smbXsrv_connection *xconn, + const uint8_t *inbuf, + size_t unread_bytes, bool encrypted, + uint32_t seqnum); + +/* The following definitions come from smbd/quotas.c */ + +bool disk_quotas(connection_struct *conn, struct smb_filename *fname, + uint64_t *bsize, uint64_t *dfree, uint64_t *dsize); + +/* The following definitions come from smbd/smb2_reply.c */ + +NTSTATUS check_path_syntax(char *path, bool posix); +NTSTATUS smb1_strip_dfs_path(TALLOC_CTX *mem_ctx, + uint32_t *ucf_flags, + char **in_path); +NTSTATUS smb2_strip_dfs_path(const char *in_path, const char **out_path); +size_t srvstr_get_path(TALLOC_CTX *ctx, + const char *inbuf, + uint16_t smb_flags2, + char **pp_dest, + const char *src, + size_t src_len, + int flags, + NTSTATUS *err); +size_t srvstr_get_path_posix(TALLOC_CTX *ctx, + const char *inbuf, + uint16_t smb_flags2, + char **pp_dest, + const char *src, + size_t src_len, + int flags, + NTSTATUS *err); +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 uint8_t *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 smbXsrv_connection *xconn, char *inbuf, size_t inbuf_size); +NTSTATUS unlink_internals(connection_struct *conn, + struct smb_request *req, + uint32_t dirtype, + struct files_struct *dirfsp, + struct smb_filename *smb_fname); +ssize_t fake_sendfile(struct smbXsrv_connection *xconn, files_struct *fsp, + off_t startpos, size_t nread); +ssize_t sendfile_short_send(struct smbXsrv_connection *xconn, + files_struct *fsp, + ssize_t nread, + size_t headersize, + size_t smb_maxcnt); +NTSTATUS rename_internals_fsp(connection_struct *conn, + files_struct *fsp, + struct smb_filename *smb_fname_dst_in, + const char *dst_original_lcomp, + uint32_t attrs, + bool replace_if_exists); +NTSTATUS rename_internals(TALLOC_CTX *ctx, + connection_struct *conn, + struct smb_request *req, + struct files_struct *src_dirfsp, + struct smb_filename *smb_fname_src, + struct smb_filename *smb_fname_dst, + const char *dst_original_lcomp, + uint32_t attrs, + bool replace_if_exists, + uint32_t access_mask); +NTSTATUS copy_file(TALLOC_CTX *ctx, + connection_struct *conn, + struct smb_filename *smb_fname_src, + struct smb_filename *smb_fname_dst, + uint32_t new_create_disposition); +uint64_t get_lock_offset(const uint8_t *data, int data_offset, + bool large_file_format); + +/* The following definitions come from smbd/seal.c */ + +bool is_encrypted_packet(const uint8_t *inbuf); +void srv_free_enc_buffer(struct smbXsrv_connection *xconn, char *buf); +NTSTATUS srv_decrypt_buffer(struct smbXsrv_connection *xconn, char *buf); +NTSTATUS srv_encrypt_buffer(struct smbXsrv_connection *xconn, 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 smbXsrv_connection *xconn); + +/* 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); +bool snum_is_shared_printer(int snum); +void delete_and_reload_printers(void); +bool reload_services(struct smbd_server_connection *sconn, + bool (*snumused) (struct smbd_server_connection *, int), + bool test); + +/* 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/smb2_service.c */ + +bool set_conn_connectpath(connection_struct *conn, const char *connectpath); +bool canonicalize_connect_path(connection_struct *conn); +NTSTATUS set_conn_force_user_group(connection_struct *conn, int snum); +bool chdir_current_service(connection_struct *conn); +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_smb2_request *req, + struct smbXsrv_tcon *tcon, + int snum, + const char *pdev, + NTSTATUS *pstatus); +NTSTATUS make_connection_snum(struct smbXsrv_connection *xconn, + connection_struct *conn, + int snum, + struct smbXsrv_session *session, + const char *pdev); +void close_cnum(connection_struct *conn, + uint64_t vuid, + enum file_close_type close_type); + +/* 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); +int find_sessions(TALLOC_CTX *mem_ctx, const char *username, + const char *machine, struct sessionid **session_list); + +/* 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 */ + +NTSTATUS srvstr_push_fn(const char *base_ptr, uint16_t smb_flags2, void *dest, + const char *src, int dest_len, int flags, size_t *ret_len); + +/* The following definitions come from smbd/statvfs.c */ + +int sys_statvfs(const char *path, struct vfs_statvfs_struct *statbuf); + +/* The following definitions come from smbd/trans2.c */ + +char *store_file_unix_basic(connection_struct *conn, + char *pdata, + files_struct *fsp, + const SMB_STRUCT_STAT *psbuf); +char *store_file_unix_basic_info2(connection_struct *conn, + char *pdata, + files_struct *fsp, + const SMB_STRUCT_STAT *psbuf); +NTSTATUS smb_set_file_disposition_info(connection_struct *conn, + const char *pdata, + int total_data, + files_struct *fsp, + struct smb_filename *smb_fname); +NTSTATUS refuse_symlink_fsp(const struct files_struct *fsp); +NTSTATUS check_any_access_fsp(struct files_struct *fsp, + uint32_t access_requested); +uint64_t smb_roundup(connection_struct *conn, uint64_t val); +bool samba_private_attr_name(const char *unix_ea_name); +NTSTATUS get_ea_value_fsp(TALLOC_CTX *mem_ctx, + files_struct *fsp, + const char *ea_name, + struct ea_struct *pea); +NTSTATUS get_ea_names_from_fsp(TALLOC_CTX *mem_ctx, + files_struct *fsp, + char ***pnames, + size_t *pnum_names); +NTSTATUS set_ea(connection_struct *conn, files_struct *fsp, + struct ea_list *ea_list); +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, + struct smb_filename *smb_fname, + struct smb_file_time *ft, + bool setting_write_time); +NTSTATUS smb_set_file_size(connection_struct *conn, + struct smb_request *req, + files_struct *fsp, + struct smb_filename *smb_fname, + const SMB_STRUCT_STAT *psbuf, + off_t size, + bool fail_after_createfile); + +bool map_info2_flags_to_sbuf(const SMB_STRUCT_STAT *psbuf, + const uint32_t smb_fflags, + const uint32_t smb_fmask, + int *stat_fflags); + +enum perm_type { + PERM_NEW_FILE, + PERM_NEW_DIR, + PERM_EXISTING_FILE, + PERM_EXISTING_DIR +}; + +NTSTATUS unix_perms_from_wire(connection_struct *conn, + const SMB_STRUCT_STAT *psbuf, + uint32_t perms, + enum perm_type ptype, + mode_t *ret_perms); +struct ea_list *read_ea_list(TALLOC_CTX *ctx, const char *pdata, + size_t data_size); +unsigned int estimate_ea_size(files_struct *fsp); +NTSTATUS smb_set_fsquota(connection_struct *conn, + struct smb_request *req, + files_struct *fsp, + const DATA_BLOB *qdata); + +/* 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_and_service(connection_struct *conn, uint64_t vuid); +bool change_to_user_and_service_by_fsp(struct files_struct *fsp); +bool smbd_change_to_root_user(void); +bool smbd_become_authenticated_pipe_user(struct auth_session_info *session_info); +bool smbd_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_without_service(connection_struct *conn, uint64_t vuid); +bool become_user_without_service_by_fsp(struct files_struct *fsp); +bool become_user_without_service_by_session(connection_struct *conn, + const struct auth_session_info *session_info); +bool unbecome_user_without_service(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); + +/* 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); +bool vfs_valid_pread_range(off_t offset, size_t length); +bool vfs_valid_pwrite_range(off_t offset, size_t length); +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); +int vfs_set_blocking(files_struct *fsp, bool set); +off_t vfs_transfer_file(files_struct *in, files_struct *out, off_t n); +const char *vfs_readdirname(connection_struct *conn, + struct files_struct *dirfsp, + DIR *d, + char **talloced); +int vfs_ChDir(connection_struct *conn, + const struct smb_filename *smb_fname); +struct smb_filename *vfs_GetWd(TALLOC_CTX *ctx, connection_struct *conn); +int vfs_stat(struct connection_struct *conn, + struct smb_filename *smb_fname); +int vfs_stat_smb_basename(struct connection_struct *conn, + const struct smb_filename *smb_fname_in, + SMB_STRUCT_STAT *psbuf); +NTSTATUS vfs_stat_fsp(files_struct *fsp); +NTSTATUS vfs_fstreaminfo(struct files_struct *fsp, + TALLOC_CTX *mem_ctx, + unsigned int *num_streams, + struct stream_struct **streams); +void init_smb_file_time(struct smb_file_time *ft); +int vfs_fake_fd(void); +int vfs_fake_fd_close(int fd); + +/* 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); + +struct smb3_file_posix_information; +void smb3_file_posix_information_init( + connection_struct *conn, + const struct stat_ex *st, + uint32_t reparse_tag, + uint32_t dos_attributes, + struct smb3_file_posix_information *dst); + +#endif /* _SMBD_PROTO_H_ */ |