mirror of
git://source.winehq.org/git/wine.git
synced 2024-10-31 12:19:49 +00:00
684b65cd52
options.
110 lines
4.4 KiB
C
110 lines
4.4 KiB
C
/*
|
|
* Server-side file definitions
|
|
*
|
|
* Copyright (C) 2003 Alexandre Julliard
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2.1 of the License, or (at your option) any later version.
|
|
*
|
|
* This library 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
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
*/
|
|
|
|
#ifndef __WINE_SERVER_FILE_H
|
|
#define __WINE_SERVER_FILE_H
|
|
|
|
#include "object.h"
|
|
|
|
struct fd;
|
|
|
|
typedef unsigned __int64 file_pos_t;
|
|
|
|
/* operations valid on file descriptor objects */
|
|
struct fd_ops
|
|
{
|
|
/* get the events we want to poll() for on this object */
|
|
int (*get_poll_events)(struct fd *);
|
|
/* a poll() event occurred */
|
|
void (*poll_event)(struct fd *,int event);
|
|
/* flush the object buffers */
|
|
int (*flush)(struct fd *, struct event **);
|
|
/* get file information */
|
|
int (*get_file_info)(struct fd *, int *flags);
|
|
/* queue an async operation - see register_async handler in async.c*/
|
|
void (*queue_async)(struct fd *, void* ptr, unsigned int status, int type, int count);
|
|
};
|
|
|
|
/* file descriptor functions */
|
|
|
|
extern struct fd *alloc_fd( const struct fd_ops *fd_user_ops, struct object *user );
|
|
extern struct fd *open_fd( struct fd *fd, const char *name, int flags, mode_t *mode,
|
|
unsigned int access, unsigned int sharing, unsigned int options );
|
|
extern struct fd *create_anonymous_fd( const struct fd_ops *fd_user_ops,
|
|
int unix_fd, struct object *user );
|
|
extern void *get_fd_user( struct fd *fd );
|
|
extern int get_unix_fd( struct fd *fd );
|
|
extern int is_same_file_fd( struct fd *fd1, struct fd *fd2 );
|
|
extern void fd_poll_event( struct fd *fd, int event );
|
|
extern int check_fd_events( struct fd *fd, int events );
|
|
extern void set_fd_events( struct fd *fd, int events );
|
|
extern obj_handle_t lock_fd( struct fd *fd, file_pos_t offset, file_pos_t count, int shared, int wait );
|
|
extern void unlock_fd( struct fd *fd, file_pos_t offset, file_pos_t count );
|
|
extern int flush_cached_fd( struct process *process, obj_handle_t handle );
|
|
|
|
extern int default_fd_add_queue( struct object *obj, struct wait_queue_entry *entry );
|
|
extern void default_fd_remove_queue( struct object *obj, struct wait_queue_entry *entry );
|
|
extern int default_fd_signaled( struct object *obj, struct thread *thread );
|
|
extern void default_poll_event( struct fd *fd, int event );
|
|
extern int no_flush( struct fd *fd, struct event **event );
|
|
extern int no_get_file_info( struct fd *fd, int *flags );
|
|
extern void no_queue_async( struct fd *fd, void* ptr, unsigned int status, int type, int count );
|
|
extern void main_loop(void);
|
|
|
|
inline static struct fd *get_obj_fd( struct object *obj ) { return obj->ops->get_fd( obj ); }
|
|
|
|
/* timeout functions */
|
|
|
|
struct timeout_user;
|
|
|
|
typedef void (*timeout_callback)( void *private );
|
|
|
|
extern struct timeout_user *add_timeout_user( struct timeval *when,
|
|
timeout_callback func, void *private );
|
|
extern void remove_timeout_user( struct timeout_user *user );
|
|
extern void add_timeout( struct timeval *when, int timeout );
|
|
/* return 1 if t1 is before t2 */
|
|
static inline int time_before( struct timeval *t1, struct timeval *t2 )
|
|
{
|
|
return ((t1->tv_sec < t2->tv_sec) ||
|
|
((t1->tv_sec == t2->tv_sec) && (t1->tv_usec < t2->tv_usec)));
|
|
}
|
|
|
|
/* file functions */
|
|
|
|
extern struct file *get_file_obj( struct process *process, obj_handle_t handle,
|
|
unsigned int access );
|
|
extern int get_file_unix_fd( struct file *file );
|
|
extern int is_same_file( struct file *file1, struct file *file2 );
|
|
extern int grow_file( struct file *file, int size_high, int size_low );
|
|
extern struct file *create_temp_file( int access );
|
|
extern void file_set_error(void);
|
|
|
|
/* change notification functions */
|
|
|
|
extern void do_change_notify( int unix_fd );
|
|
extern void sigio_callback(void);
|
|
|
|
/* serial port functions */
|
|
|
|
extern int is_serial_fd( struct fd *fd );
|
|
extern struct object *create_serial( struct fd *fd, unsigned int options );
|
|
|
|
#endif /* __WINE_SERVER_FILE_H */
|