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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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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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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#include "object.h"
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struct fd;
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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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2003-01-30 00:26:44 +00:00
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/* a poll() event occured */
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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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/* flush the object buffers */
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2003-02-14 20:27:09 +00:00
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int (*flush)(struct fd *);
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2003-01-30 00:26:44 +00:00
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/* get file information */
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2003-02-14 20:27:09 +00:00
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int (*get_file_info)(struct fd *,struct get_file_info_reply *, int *flags);
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2003-01-30 00:26:44 +00:00
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/* queue an async operation - see register_async handler in async.c*/
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2003-02-14 20:27:09 +00:00
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void (*queue_async)(struct fd *, void* ptr, unsigned int status, int type, int count);
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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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2003-01-30 00:26:44 +00:00
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extern void *alloc_fd_object( const struct object_ops *ops,
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const struct fd_ops *fd_user_ops, int unix_fd );
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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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extern int get_unix_fd( struct fd *fd );
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2003-01-30 00:26:44 +00:00
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extern void set_unix_fd( struct object *obj, int unix_fd );
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extern void fd_poll_event( struct object *obj, int event );
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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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2003-01-30 00:26:44 +00:00
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extern int default_fd_add_queue( struct object *obj, struct wait_queue_entry *entry );
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extern void default_fd_remove_queue( struct object *obj, struct wait_queue_entry *entry );
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extern int default_fd_signaled( struct object *obj, struct thread *thread );
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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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extern int no_flush( struct fd *fd );
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extern int no_get_file_info( struct fd *fd, struct get_file_info_reply *info, int *flags );
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extern void no_queue_async( struct fd *fd, void* ptr, unsigned int status, int type, int count );
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inline static struct fd *get_obj_fd( struct object *obj ) { return obj->ops->get_fd( obj ); }
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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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extern int get_file_drive_type( struct file *file );
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extern int grow_file( struct file *file, int size_high, int size_low );
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extern int create_anonymous_file(void);
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extern struct file *create_temp_file( int access );
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extern void file_set_error(void);
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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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