/* Unix SMB/Netbios implementation. smbd globals Copyright (C) Stefan Metzmacher 2009 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 . */ #if defined(WITH_AIO) struct aio_extra; extern struct aio_extra *aio_list_head; extern struct tevent_signal *aio_signal_event; extern int aio_pending_size; extern int outstanding_aio_calls; #endif /* dlink list we store pending lock records on. */ extern struct blocking_lock_record *blocking_lock_queue; /* dlink list we move cancelled lock records onto. */ extern struct blocking_lock_record *blocking_lock_cancelled_queue; /* The event that makes us process our blocking lock queue */ extern struct timed_event *brl_timeout; extern bool blocking_lock_unlock_state; extern bool blocking_lock_cancel_state; #ifdef USE_DMAPI struct smbd_dmapi_context; extern struct smbd_dmapi_context *dmapi_ctx; #endif extern connection_struct *Connections; /* number of open connections */ extern struct bitmap *bmap; extern int num_open; extern bool dfree_broken; extern struct bitmap *dptr_bmap; //struct dptr_struct; extern struct dptr_struct *dirptrs; extern int dirhandles_open; /* how many write cache buffers have been allocated */ extern unsigned int allocated_write_caches; extern int real_max_open_files; extern struct bitmap *file_bmap; extern files_struct *Files; extern int files_used; /* A singleton cache to speed up searching by dev/inode. */ struct fsp_singleton_cache { files_struct *fsp; struct file_id id; }; extern struct fsp_singleton_cache fsp_fi_cache; extern unsigned long file_gen_counter; extern int first_file; extern const struct mangle_fns *mangle_fns; extern unsigned char *chartest; extern TDB_CONTEXT *tdb_mangled_cache; /* these tables are used to provide fast tests for characters */ extern unsigned char char_flags[256]; /* this determines how many characters are used from the original filename in the 8.3 mangled name. A larger value leads to a weaker hash and more collisions. The largest possible value is 6. */ extern unsigned mangle_prefix; extern unsigned char base_reverse[256]; extern char *last_from; extern char *last_to; struct msg_state; extern struct msg_state *smbd_msg_state; extern bool global_encrypted_passwords_negotiated; extern bool global_spnego_negotiated; extern struct auth_context *negprot_global_auth_context; extern bool done_negprot; extern bool logged_ioctl_message; /* users from session setup */ extern char *session_userlist; /* workgroup from session setup. */ extern char *session_workgroup; /* this holds info on user ids that are already validated for this VC */ extern user_struct *validated_users; extern uint16_t next_vuid; extern int num_validated_vuids; #ifdef HAVE_NETGROUP extern char *my_yp_domain; #endif extern bool already_got_session; /* * Size of data we can send to client. Set * by the client for all protocols above CORE. * Set by us for CORE protocol. */ extern int max_send; /* * Size of the data we can receive. Set by us. * Can be modified by the max xmit parameter. */ extern int max_recv; extern uint16 last_session_tag; extern int trans_num; extern char *orig_inbuf; extern pid_t mypid; extern time_t last_smb_conf_reload_time; extern time_t last_printer_reload_time; /**************************************************************************** structure to hold a linked list of queued messages. for processing. ****************************************************************************/ struct pending_message_list; extern struct pending_message_list *deferred_open_queue; extern uint32_t common_flags2; struct smb_srv_trans_enc_ctx; extern struct smb_srv_trans_enc_ctx *partial_srv_trans_enc_ctx; extern struct smb_srv_trans_enc_ctx *srv_trans_enc_ctx; struct sec_ctx { UNIX_USER_TOKEN ut; NT_USER_TOKEN *token; }; /* A stack of security contexts. We include the current context as being the first one, so there is room for another MAX_SEC_CTX_DEPTH more. */ extern struct sec_ctx sec_ctx_stack[MAX_SEC_CTX_DEPTH + 1]; extern int sec_ctx_stack_ndx; extern bool become_uid_done; extern bool become_gid_done; extern connection_struct *last_conn; extern uint16_t last_flags; extern struct db_context *session_db_ctx_ptr; extern uint32_t global_client_caps; extern bool done_sesssetup; /**************************************************************************** List to store partial SPNEGO auth fragments. ****************************************************************************/ struct pending_auth_data; extern struct pending_auth_data *pd_list; extern uint16_t fnf_handle; struct conn_ctx { connection_struct *conn; uint16 vuid; }; /* A stack of current_user connection contexts. */ extern struct conn_ctx conn_ctx_stack[MAX_SEC_CTX_DEPTH]; extern int conn_ctx_stack_ndx; struct vfs_init_function_entry; extern struct vfs_init_function_entry *backends; extern char *sparse_buf; extern char *LastDir; /* Current number of oplocks we have outstanding. */ extern int32_t exclusive_oplocks_open; extern int32_t level_II_oplocks_open; extern bool global_client_failed_oplock_break; extern struct kernel_oplocks *koplocks; extern struct notify_mid_map *notify_changes_by_mid; extern int am_parent; extern int server_fd; extern struct event_context *smbd_event_ctx; extern struct messaging_context *smbd_msg_ctx; extern struct memcache *smbd_memcache_ctx; extern bool exit_firsttime; struct child_pid; extern struct child_pid *children; extern int num_children; struct smbd_server_connection { struct fd_event *fde; uint64_t num_requests; }; extern struct smbd_server_connection *smbd_server_conn; void smbd_init_globals(void);