4 * Copyright (C) 1998 Alexandre Julliard
7 #ifndef __WINE_SERVER_OBJECT_H
8 #define __WINE_SERVER_OBJECT_H
12 #include "wine/server_protocol.h"
23 struct wait_queue_entry
;
26 /* operations valid on all objects */
29 /* size of this object type */
31 /* dump the object (for debugging) */
32 void (*dump
)(struct object
*,int);
33 /* add a thread to the object wait queue */
34 int (*add_queue
)(struct object
*,struct wait_queue_entry
*);
35 /* remove a thread from the object wait queue */
36 void (*remove_queue
)(struct object
*,struct wait_queue_entry
*);
37 /* is object signaled? */
38 int (*signaled
)(struct object
*,struct thread
*);
39 /* wait satisfied; return 1 if abandoned */
40 int (*satisfied
)(struct object
*,struct thread
*);
41 /* get the events we want to poll() for on this object */
42 int (*get_poll_events
)(struct object
*);
43 /* a poll() event occured */
44 void (*poll_event
)(struct object
*,int event
);
45 /* return a Unix fd that can be used to read/write from the object */
46 int (*get_fd
)(struct object
*);
47 /* flush the object buffers */
48 int (*flush
)(struct object
*);
49 /* get file information */
50 int (*get_file_info
)(struct object
*,struct get_file_info_request
*);
51 /* destroy on refcount == 0 */
52 void (*destroy
)(struct object
*);
57 unsigned int refcount
; /* reference count */
58 int fd
; /* file descriptor */
59 int select
; /* select() user id */
60 const struct object_ops
*ops
;
61 struct wait_queue_entry
*head
;
62 struct wait_queue_entry
*tail
;
63 struct object_name
*name
;
70 struct wait_queue_entry
72 struct wait_queue_entry
*next
;
73 struct wait_queue_entry
*prev
;
75 struct thread
*thread
;
78 extern void *mem_alloc( size_t size
); /* malloc wrapper */
79 extern void *memdup( const void *data
, size_t len
);
80 extern void *alloc_object( const struct object_ops
*ops
, int fd
);
81 extern void dump_object_name( struct object
*obj
);
82 extern void *create_named_object( const struct object_ops
*ops
, const WCHAR
*name
, size_t len
);
83 /* grab/release_object can take any pointer, but you better make sure */
84 /* that the thing pointed to starts with a struct object... */
85 extern struct object
*grab_object( void *obj
);
86 extern void release_object( void *obj
);
87 extern struct object
*find_object( const WCHAR
*name
, size_t len
);
88 extern int no_add_queue( struct object
*obj
, struct wait_queue_entry
*entry
);
89 extern int no_satisfied( struct object
*obj
, struct thread
*thread
);
90 extern int no_get_fd( struct object
*obj
);
91 extern int no_flush( struct object
*obj
);
92 extern int no_get_file_info( struct object
*obj
, struct get_file_info_request
*info
);
93 extern void no_destroy( struct object
*obj
);
94 extern int default_poll_add_queue( struct object
*obj
, struct wait_queue_entry
*entry
);
95 extern void default_poll_remove_queue( struct object
*obj
, struct wait_queue_entry
*entry
);
96 extern int default_poll_signaled( struct object
*obj
, struct thread
*thread
);
97 extern void default_poll_event( struct object
*obj
, int event
);
99 extern void dump_objects(void);
102 /* select functions */
104 extern int add_select_user( struct object
*obj
);
105 extern void remove_select_user( struct object
*obj
);
106 extern void change_select_fd( struct object
*obj
, int fd
);
107 extern void set_select_events( struct object
*obj
, int events
);
108 extern int check_select_events( int fd
, int events
);
109 extern void select_loop(void);
111 /* timeout functions */
115 typedef void (*timeout_callback
)( void *private );
117 extern struct timeout_user
*add_timeout_user( struct timeval
*when
,
118 timeout_callback func
, void *private );
119 extern void remove_timeout_user( struct timeout_user
*user
);
120 extern void add_timeout( struct timeval
*when
, int timeout
);
121 /* return 1 if t1 is before t2 */
122 static inline int time_before( struct timeval
*t1
, struct timeval
*t2
)
124 return ((t1
->tv_sec
< t2
->tv_sec
) ||
125 ((t1
->tv_sec
== t2
->tv_sec
) && (t1
->tv_usec
< t2
->tv_usec
)));
128 /* event functions */
132 extern struct event
*create_event( const WCHAR
*name
, size_t len
,
133 int manual_reset
, int initial_state
);
134 extern struct event
*get_event_obj( struct process
*process
, handle_t handle
, unsigned int access
);
135 extern void pulse_event( struct event
*event
);
136 extern void set_event( struct event
*event
);
137 extern void reset_event( struct event
*event
);
139 /* mutex functions */
141 extern void abandon_mutexes( struct thread
*thread
);
145 extern struct file
*get_file_obj( struct process
*process
, handle_t handle
,
146 unsigned int access
);
147 extern int is_same_file( struct file
*file1
, struct file
*file2
);
148 extern int grow_file( struct file
*file
, int size_high
, int size_low
);
149 extern int create_anonymous_file(void);
150 extern struct file
*create_temp_file( int access
);
151 extern void file_set_error(void);
153 /* serial functions */
155 int get_serial_async_timeout(struct object
*obj
, int type
, int count
);
157 /* console functions */
159 extern int alloc_console( struct process
*process
);
160 extern int free_console( struct process
*process
);
162 /* debugger functions */
164 extern int set_process_debugger( struct process
*process
, struct thread
*debugger
);
165 extern void generate_debug_event( struct thread
*thread
, int code
, void *arg
);
166 extern void generate_startup_debug_events( struct process
*process
, void *entry
);
167 extern void debug_exit_thread( struct thread
*thread
);
169 /* mapping functions */
171 extern int get_page_size(void);
173 /* registry functions */
175 extern void init_registry(void);
176 extern void close_registry(void);
180 extern void close_atom_table(void);
182 /* global variables */
184 /* command-line options */
185 extern int debug_level
;
186 extern int persistent_server
;
188 /* server start time used for GetTickCount() */
189 extern unsigned int server_start_ticks
;
191 #endif /* __WINE_SERVER_OBJECT_H */