4 * Copyright (C) 1998 Alexandre Julliard
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 #ifndef __WINE_SERVER_OBJECT_H
22 #define __WINE_SERVER_OBJECT_H
24 #ifdef HAVE_SYS_POLL_H
29 #include "wine/server_protocol.h"
42 struct wait_queue_entry
;
46 /* operations valid on all objects */
49 /* size of this object type */
51 /* dump the object (for debugging) */
52 void (*dump
)(struct object
*,int);
53 /* add a thread to the object wait queue */
54 int (*add_queue
)(struct object
*,struct wait_queue_entry
*);
55 /* remove a thread from the object wait queue */
56 void (*remove_queue
)(struct object
*,struct wait_queue_entry
*);
57 /* is object signaled? */
58 int (*signaled
)(struct object
*,struct thread
*);
59 /* wait satisfied; return 1 if abandoned */
60 int (*satisfied
)(struct object
*,struct thread
*);
61 /* return an fd object that can be used to read/write from the object */
62 struct fd
*(*get_fd
)(struct object
*);
63 /* get file information */
64 int (*get_file_info
)(struct object
*,struct get_file_info_reply
*, int *flags
);
65 /* destroy on refcount == 0 */
66 void (*destroy
)(struct object
*);
71 unsigned int refcount
; /* reference count */
72 struct fd
*fd_obj
; /* file descriptor */
73 int fd
; /* file descriptor */
74 int select
; /* select() user id */
75 const struct object_ops
*ops
;
76 struct wait_queue_entry
*head
;
77 struct wait_queue_entry
*tail
;
78 struct object_name
*name
;
84 struct wait_queue_entry
86 struct wait_queue_entry
*next
;
87 struct wait_queue_entry
*prev
;
89 struct thread
*thread
;
92 extern void *mem_alloc( size_t size
); /* malloc wrapper */
93 extern void *memdup( const void *data
, size_t len
);
94 extern void *alloc_object( const struct object_ops
*ops
, int fd
);
95 extern void dump_object_name( struct object
*obj
);
96 extern void *create_named_object( struct namespace *namespace, const struct object_ops
*ops
,
97 const WCHAR
*name
, size_t len
);
98 extern struct namespace *create_namespace( unsigned int hash_size
, int case_sensitive
);
99 /* grab/release_object can take any pointer, but you better make sure */
100 /* that the thing pointed to starts with a struct object... */
101 extern struct object
*grab_object( void *obj
);
102 extern void release_object( void *obj
);
103 extern struct object
*find_object( const struct namespace *namespace, const WCHAR
*name
, size_t len
);
104 extern int no_add_queue( struct object
*obj
, struct wait_queue_entry
*entry
);
105 extern int no_satisfied( struct object
*obj
, struct thread
*thread
);
106 extern struct fd
*no_get_fd( struct object
*obj
);
107 extern struct fd
*default_get_fd( struct object
*obj
);
108 extern int no_get_file_info( struct object
*obj
, struct get_file_info_reply
*info
, int *flags
);
109 extern void no_destroy( struct object
*obj
);
110 extern void default_poll_event( struct object
*obj
, int event
);
112 extern void dump_objects(void);
115 /* select functions */
117 extern int add_select_user( struct object
*obj
);
118 extern void remove_select_user( struct object
*obj
);
119 extern void change_select_fd( struct object
*obj
, int fd
, int events
);
120 extern void set_select_events( struct object
*obj
, int events
);
121 extern int check_select_events( int fd
, int events
);
122 extern void select_loop(void);
124 /* timeout functions */
128 typedef void (*timeout_callback
)( void *private );
130 extern struct timeout_user
*add_timeout_user( struct timeval
*when
,
131 timeout_callback func
, void *private );
132 extern void remove_timeout_user( struct timeout_user
*user
);
133 extern void add_timeout( struct timeval
*when
, int timeout
);
134 /* return 1 if t1 is before t2 */
135 static inline int time_before( struct timeval
*t1
, struct timeval
*t2
)
137 return ((t1
->tv_sec
< t2
->tv_sec
) ||
138 ((t1
->tv_sec
== t2
->tv_sec
) && (t1
->tv_usec
< t2
->tv_usec
)));
141 /* event functions */
145 extern struct event
*create_event( const WCHAR
*name
, size_t len
,
146 int manual_reset
, int initial_state
);
147 extern struct event
*get_event_obj( struct process
*process
, obj_handle_t handle
, unsigned int access
);
148 extern void pulse_event( struct event
*event
);
149 extern void set_event( struct event
*event
);
150 extern void reset_event( struct event
*event
);
152 /* mutex functions */
154 extern void abandon_mutexes( struct thread
*thread
);
158 extern struct file
*get_file_obj( struct process
*process
, obj_handle_t handle
,
159 unsigned int access
);
160 extern int is_same_file( struct file
*file1
, struct file
*file2
);
161 extern int get_file_drive_type( struct file
*file
);
162 extern int grow_file( struct file
*file
, int size_high
, int size_low
);
163 extern int create_anonymous_file(void);
164 extern struct file
*create_temp_file( int access
);
165 extern void file_set_error(void);
167 /* serial functions */
169 int get_serial_async_timeout(struct object
*obj
, int type
, int count
);
171 /* socket functions */
173 extern void sock_init(void);
175 /* debugger functions */
177 extern int set_process_debugger( struct process
*process
, struct thread
*debugger
);
178 extern void generate_debug_event( struct thread
*thread
, int code
, void *arg
);
179 extern void generate_startup_debug_events( struct process
*process
, void *entry
);
180 extern void debug_exit_thread( struct thread
*thread
);
182 /* mapping functions */
184 extern int get_page_size(void);
186 /* registry functions */
188 extern void init_registry(void);
189 extern void flush_registry(void);
190 extern void close_registry(void);
191 extern void registry_close_handle( struct object
*obj
, obj_handle_t hkey
);
195 extern void close_atom_table(void);
196 extern int grab_global_atom( atom_t atom
);
197 extern void release_global_atom( atom_t atom
);
199 /* global variables */
201 /* command-line options */
202 extern int debug_level
;
203 extern int master_socket_timeout
;
204 extern const char *server_argv0
;
206 /* server start time used for GetTickCount() */
207 extern unsigned int server_start_ticks
;
209 /* name space for synchronization objects */
210 extern struct namespace *sync_namespace
;
212 #endif /* __WINE_SERVER_OBJECT_H */