2003-01-30 00:26:44 +00:00
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/*
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* Server-side file definitions
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*
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* Copyright (C) 2003 Alexandre Julliard
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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2006-05-18 12:49:52 +00:00
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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2003-01-30 00:26:44 +00:00
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*/
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#ifndef __WINE_SERVER_FILE_H
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#define __WINE_SERVER_FILE_H
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2014-08-23 15:01:29 +00:00
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#include <sys/types.h>
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2003-01-30 00:26:44 +00:00
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#include "object.h"
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struct fd;
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2011-04-18 12:14:40 +00:00
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struct mapping;
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2007-04-02 18:09:29 +00:00
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struct async_queue;
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2007-09-27 20:03:39 +00:00
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struct completion;
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2003-01-30 00:26:44 +00:00
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/* operations valid on file descriptor objects */
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struct fd_ops
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{
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/* get the events we want to poll() for on this object */
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2003-02-14 20:27:09 +00:00
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int (*get_poll_events)(struct fd *);
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2003-07-15 20:53:39 +00:00
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/* a poll() event occurred */
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2003-02-14 20:27:09 +00:00
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void (*poll_event)(struct fd *,int event);
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2003-01-30 00:26:44 +00:00
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/* get file information */
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2007-04-10 20:26:23 +00:00
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enum server_fd_type (*get_fd_type)(struct fd *fd);
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2015-05-05 03:17:45 +00:00
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/* perform a read on the file */
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obj_handle_t (*read)(struct fd *, const async_data_t *, int, file_pos_t );
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/* perform a write on the file */
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obj_handle_t (*write)(struct fd *, const async_data_t *, int, file_pos_t, data_size_t * );
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/* flush the object buffers */
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2015-05-05 03:23:08 +00:00
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obj_handle_t (*flush)(struct fd *, const async_data_t *, int);
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2007-04-16 12:45:03 +00:00
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/* perform an ioctl on the file */
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2015-05-05 03:02:59 +00:00
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obj_handle_t (*ioctl)(struct fd *fd, ioctl_code_t code, const async_data_t *async, int blocking );
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2005-01-14 19:54:38 +00:00
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/* queue an async operation */
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2007-03-20 19:21:12 +00:00
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void (*queue_async)(struct fd *, const async_data_t *data, int type, int count);
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2007-04-10 15:07:27 +00:00
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/* selected events for async i/o need an update */
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void (*reselect_async)( struct fd *, struct async_queue *queue );
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2005-01-14 19:54:38 +00:00
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/* cancel an async operation */
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2015-05-06 04:48:05 +00:00
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int (*cancel_async)(struct fd *, struct process *process, struct thread *thread, client_ptr_t iosb);
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2003-01-30 00:26:44 +00:00
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};
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2003-02-14 20:27:09 +00:00
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/* file descriptor functions */
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2007-05-03 14:07:30 +00:00
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extern struct fd *alloc_pseudo_fd( const struct fd_ops *fd_user_ops, struct object *user,
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unsigned int options );
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2007-04-18 14:05:59 +00:00
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extern void set_no_fd_status( struct fd *fd, unsigned int status );
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2009-12-01 16:38:24 +00:00
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extern struct fd *open_fd( struct fd *root, const char *name, int flags, mode_t *mode,
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unsigned int access, unsigned int sharing, unsigned int options );
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2003-03-12 22:38:14 +00:00
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extern struct fd *create_anonymous_fd( const struct fd_ops *fd_user_ops,
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2007-04-10 20:25:07 +00:00
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int unix_fd, struct object *user, unsigned int options );
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2009-11-23 16:09:08 +00:00
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extern struct fd *dup_fd_object( struct fd *orig, unsigned int access, unsigned int sharing,
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unsigned int options );
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2011-04-19 15:19:31 +00:00
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extern struct fd *get_fd_object_for_mapping( struct fd *fd, unsigned int access, unsigned int sharing );
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2003-02-14 20:27:09 +00:00
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extern void *get_fd_user( struct fd *fd );
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2006-01-24 12:30:55 +00:00
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extern void set_fd_user( struct fd *fd, const struct fd_ops *ops, struct object *user );
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2007-04-10 20:25:07 +00:00
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extern unsigned int get_fd_options( struct fd *fd );
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2003-02-14 20:27:09 +00:00
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extern int get_unix_fd( struct fd *fd );
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2004-03-27 20:48:42 +00:00
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extern int is_same_file_fd( struct fd *fd1, struct fd *fd2 );
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2007-01-12 13:42:43 +00:00
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extern int is_fd_removable( struct fd *fd );
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2006-11-02 19:52:22 +00:00
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extern int fd_close_handle( struct object *obj, struct process *process, obj_handle_t handle );
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2003-02-14 20:27:09 +00:00
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extern int check_fd_events( struct fd *fd, int events );
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2003-02-19 00:33:32 +00:00
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extern void set_fd_events( struct fd *fd, int events );
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2003-03-18 05:04:33 +00:00
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extern obj_handle_t lock_fd( struct fd *fd, file_pos_t offset, file_pos_t count, int shared, int wait );
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extern void unlock_fd( struct fd *fd, file_pos_t offset, file_pos_t count );
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2010-08-23 15:09:45 +00:00
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extern void allow_fd_caching( struct fd *fd );
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2007-04-04 17:39:29 +00:00
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extern void set_fd_signaled( struct fd *fd, int signaled );
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2009-06-09 10:11:05 +00:00
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extern int is_fd_signaled( struct fd *fd );
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2003-01-30 00:26:44 +00:00
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2013-08-26 09:55:04 +00:00
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extern int default_fd_signaled( struct object *obj, struct wait_queue_entry *entry );
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2007-10-02 12:20:15 +00:00
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extern unsigned int default_fd_map_access( struct object *obj, unsigned int access );
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2005-06-07 20:09:01 +00:00
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extern int default_fd_get_poll_events( struct fd *fd );
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2003-02-14 20:27:09 +00:00
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extern void default_poll_event( struct fd *fd, int event );
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2008-12-26 11:27:48 +00:00
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extern struct async *fd_queue_async( struct fd *fd, const async_data_t *data, int type );
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2007-04-02 18:09:29 +00:00
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extern void fd_async_wake_up( struct fd *fd, int type, unsigned int status );
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2007-04-10 15:07:27 +00:00
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extern void fd_reselect_async( struct fd *fd, struct async_queue *queue );
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2015-05-05 03:17:45 +00:00
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extern obj_handle_t no_fd_read( struct fd *fd, const async_data_t *async, int blocking, file_pos_t pos );
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extern obj_handle_t no_fd_write( struct fd *fd, const async_data_t *async, int blocking,
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file_pos_t pos, data_size_t *written );
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2015-05-05 03:23:08 +00:00
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extern obj_handle_t no_fd_flush( struct fd *fd, const async_data_t *async, int blocking );
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2015-05-05 03:02:59 +00:00
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extern obj_handle_t no_fd_ioctl( struct fd *fd, ioctl_code_t code, const async_data_t *async, int blocking );
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extern obj_handle_t default_fd_ioctl( struct fd *fd, ioctl_code_t code, const async_data_t *async, int blocking );
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2009-11-23 15:16:46 +00:00
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extern void no_fd_queue_async( struct fd *fd, const async_data_t *data, int type, int count );
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2007-03-20 19:21:12 +00:00
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extern void default_fd_queue_async( struct fd *fd, const async_data_t *data, int type, int count );
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2007-04-10 15:07:27 +00:00
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extern void default_fd_reselect_async( struct fd *fd, struct async_queue *queue );
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2015-05-06 04:48:05 +00:00
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extern int default_fd_cancel_async( struct fd *fd, struct process *process, struct thread *thread, client_ptr_t iosb );
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2003-02-19 00:33:32 +00:00
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extern void main_loop(void);
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2005-06-14 11:40:40 +00:00
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extern void remove_process_locks( struct process *process );
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2003-02-14 20:27:09 +00:00
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2007-03-17 10:52:14 +00:00
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static inline struct fd *get_obj_fd( struct object *obj ) { return obj->ops->get_fd( obj ); }
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2003-02-14 20:27:09 +00:00
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2003-02-19 00:33:32 +00:00
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/* timeout functions */
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struct timeout_user;
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2007-04-17 18:08:59 +00:00
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extern timeout_t current_time;
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#define TICKS_PER_SEC 10000000
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2003-02-19 00:33:32 +00:00
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typedef void (*timeout_callback)( void *private );
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2007-04-17 18:08:59 +00:00
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extern struct timeout_user *add_timeout_user( timeout_t when, timeout_callback func, void *private );
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2003-02-19 00:33:32 +00:00
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extern void remove_timeout_user( struct timeout_user *user );
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2007-04-17 18:08:59 +00:00
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extern const char *get_timeout_str( timeout_t timeout );
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2003-02-19 00:33:32 +00:00
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2003-02-14 20:27:09 +00:00
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/* file functions */
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extern struct file *get_file_obj( struct process *process, obj_handle_t handle,
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unsigned int access );
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extern int get_file_unix_fd( struct file *file );
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extern int is_same_file( struct file *file1, struct file *file2 );
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2009-11-23 15:20:15 +00:00
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extern struct file *create_file_for_fd( int fd, unsigned int access, unsigned int sharing );
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2011-04-18 11:41:54 +00:00
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extern struct file *create_file_for_fd_obj( struct fd *fd, unsigned int access, unsigned int sharing );
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2003-02-14 20:27:09 +00:00
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extern void file_set_error(void);
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2008-11-03 22:25:37 +00:00
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extern struct security_descriptor *mode_to_sd( mode_t mode, const SID *user, const SID *group );
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extern mode_t sd_to_mode( const struct security_descriptor *sd, const SID *owner );
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2003-01-30 00:26:44 +00:00
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2011-04-18 11:41:54 +00:00
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/* file mapping functions */
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extern struct mapping *get_mapping_obj( struct process *process, obj_handle_t handle,
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unsigned int access );
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extern obj_handle_t open_mapping_file( struct process *process, struct mapping *mapping,
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unsigned int access, unsigned int sharing );
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2011-04-18 12:14:40 +00:00
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extern struct mapping *grab_mapping_unless_removable( struct mapping *mapping );
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2011-04-18 11:41:54 +00:00
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extern int get_page_size(void);
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2003-03-26 23:41:43 +00:00
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/* change notification functions */
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extern void do_change_notify( int unix_fd );
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extern void sigio_callback(void);
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2009-08-17 15:18:54 +00:00
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extern struct object *create_dir_obj( struct fd *fd, unsigned int access, mode_t mode );
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2009-12-01 16:38:24 +00:00
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extern struct dir *get_dir_obj( struct process *process, obj_handle_t handle, unsigned int access );
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2003-03-26 23:41:43 +00:00
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2007-09-27 20:03:39 +00:00
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/* completion */
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2007-11-09 22:11:48 +00:00
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extern struct completion *get_completion_obj( struct process *process, obj_handle_t handle, unsigned int access );
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2008-12-15 12:29:38 +00:00
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extern void add_completion( struct completion *completion, apc_param_t ckey, apc_param_t cvalue,
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2013-08-23 10:37:51 +00:00
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unsigned int status, apc_param_t information );
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2007-09-27 20:03:39 +00:00
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2004-03-18 04:08:48 +00:00
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/* serial port functions */
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extern int is_serial_fd( struct fd *fd );
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2007-04-10 20:25:07 +00:00
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extern struct object *create_serial( struct fd *fd );
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2004-03-18 04:08:48 +00:00
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2005-01-14 19:54:38 +00:00
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/* async I/O functions */
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2007-04-02 18:09:29 +00:00
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extern struct async_queue *create_async_queue( struct fd *fd );
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2007-04-03 17:36:07 +00:00
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extern void free_async_queue( struct async_queue *queue );
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2007-04-02 18:41:59 +00:00
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extern struct async *create_async( struct thread *thread, struct async_queue *queue,
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const async_data_t *data );
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2007-04-17 18:08:59 +00:00
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extern void async_set_timeout( struct async *async, timeout_t timeout, unsigned int status );
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2008-12-30 20:09:41 +00:00
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extern void async_set_result( struct object *obj, unsigned int status,
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2015-03-03 06:52:23 +00:00
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apc_param_t total, client_ptr_t apc, client_ptr_t apc_arg );
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2010-05-15 05:18:20 +00:00
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extern int async_queued( struct async_queue *queue );
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2007-04-02 18:09:29 +00:00
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extern int async_waiting( struct async_queue *queue );
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2007-05-08 18:37:21 +00:00
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extern void async_terminate( struct async *async, unsigned int status );
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2009-08-09 04:08:27 +00:00
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extern int async_wake_up_by( struct async_queue *queue, struct process *process,
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struct thread *thread, client_ptr_t iosb, unsigned int status );
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2007-04-02 18:09:29 +00:00
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extern void async_wake_up( struct async_queue *queue, unsigned int status );
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2009-03-02 19:34:39 +00:00
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extern struct completion *fd_get_completion( struct fd *fd, apc_param_t *p_key );
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extern void fd_copy_completion( struct fd *src, struct fd *dst );
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2005-01-14 19:54:38 +00:00
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2005-12-12 15:46:17 +00:00
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/* access rights that require Unix read permission */
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#define FILE_UNIX_READ_ACCESS (FILE_READ_DATA|FILE_READ_ATTRIBUTES|FILE_READ_EA)
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/* access rights that require Unix write permission */
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2013-10-02 05:01:28 +00:00
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#define FILE_UNIX_WRITE_ACCESS (FILE_WRITE_DATA|FILE_APPEND_DATA|FILE_WRITE_ATTRIBUTES|FILE_WRITE_EA)
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2005-12-12 15:46:17 +00:00
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2009-11-23 16:09:08 +00:00
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/* magic file access rights for mappings */
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2009-11-23 16:24:09 +00:00
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#define FILE_MAPPING_IMAGE 0x80000000 /* set for SEC_IMAGE mappings */
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#define FILE_MAPPING_WRITE 0x40000000 /* set for writable shared mappings */
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#define FILE_MAPPING_ACCESS 0x20000000 /* set for all mappings */
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2009-11-23 16:09:08 +00:00
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2003-01-30 00:26:44 +00:00
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#endif /* __WINE_SERVER_FILE_H */
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