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 get_file_drive_type( struct file *file );
149 extern int grow_file( struct file *file, int size_high, int size_low );
150 extern int create_anonymous_file(void);
151 extern struct file *create_temp_file( int access );
152 extern void file_set_error(void);
154 /* serial functions */
156 int get_serial_async_timeout(struct object *obj, int type, int count);
158 /* console functions */
160 extern int alloc_console( struct process *process );
161 extern int free_console( struct process *process );
163 /* debugger functions */
165 extern int set_process_debugger( struct process *process, struct thread *debugger );
166 extern void generate_debug_event( struct thread *thread, int code, void *arg );
167 extern void generate_startup_debug_events( struct process *process, void *entry );
168 extern void debug_exit_thread( struct thread *thread );
170 /* mapping functions */
172 extern int get_page_size(void);
174 /* registry functions */
176 extern void init_registry(void);
177 extern void close_registry(void);
181 extern void close_atom_table(void);
182 extern int grab_global_atom( atom_t atom );
183 extern void release_global_atom( atom_t atom );
185 /* global variables */
187 /* command-line options */
188 extern int debug_level;
189 extern int persistent_server;
191 /* server start time used for GetTickCount() */
192 extern unsigned int server_start_ticks;
194 #endif /* __WINE_SERVER_OBJECT_H */