xref: /haiku/headers/private/system/syscalls.h (revision 746cac055adc6ac3308c7bc2d29040fb95689cc9)
1 /*
2  * Copyright 2004-2008, Haiku Inc. All rights reserved.
3  * Distributed under the terms of the MIT License.
4  */
5 #ifndef _SYSTEM_SYSCALLS_H
6 #define _SYSTEM_SYSCALLS_H
7 
8 
9 #include <arch_config.h>
10 #include <image.h>
11 #include <OS.h>
12 #include <DiskDeviceDefs.h>
13 
14 #include <signal.h>
15 #include <sys/socket.h>
16 
17 
18 #ifdef __cplusplus
19 extern "C" {
20 #endif
21 
22 struct dirent;
23 struct fd_info;
24 struct fd_set;
25 struct fs_info;
26 struct iovec;
27 struct msqid_ds;
28 struct net_stat;
29 struct pollfd;
30 struct rlimit;
31 struct scheduling_analysis;
32 struct sigaction;
33 struct stat;
34 struct _sem_t;
35 struct sembuf;
36 union semun;
37 
38 struct disk_device_job_progress_info;
39 struct partitionable_space_data;
40 struct thread_creation_attributes;
41 struct user_disk_device_data;
42 struct user_disk_device_job_info;
43 struct user_disk_system_info;
44 
45 // This marks the beginning of the syscalls prototypes for gensyscallinfos.
46 // NOTE:
47 // * Nothing but those prototypes may live here.
48 // * The arguments of the functions must be named to be processed properly.
49 
50 #ifdef GEN_SYSCALL_INFOS_PROCESSING
51 #pragma syscalls begin
52 #endif
53 
54 extern int			_kern_is_computer_on(void);
55 extern status_t		_kern_generic_syscall(const char *subsystem, uint32 function,
56 						void *buffer, size_t bufferSize);
57 
58 extern int			_kern_getrlimit(int resource, struct rlimit * rlp);
59 extern int			_kern_setrlimit(int resource, const struct rlimit * rlp);
60 
61 extern status_t		_kern_shutdown(bool reboot);
62 extern status_t		_kern_get_safemode_option(const char *parameter,
63 						char *buffer, size_t *_bufferSize);
64 
65 extern ssize_t		_kern_wait_for_objects(object_wait_info* infos, int numInfos,
66 						uint32 flags, bigtime_t timeout);
67 
68 /* sem functions */
69 extern sem_id		_kern_create_sem(int count, const char *name);
70 extern status_t		_kern_delete_sem(sem_id id);
71 extern status_t		_kern_switch_sem(sem_id releaseSem, sem_id id);
72 extern status_t		_kern_switch_sem_etc(sem_id releaseSem, sem_id id,
73 						uint32 count, uint32 flags, bigtime_t timeout);
74 extern status_t		_kern_acquire_sem(sem_id id);
75 extern status_t		_kern_acquire_sem_etc(sem_id id, uint32 count, uint32 flags,
76 						bigtime_t timeout);
77 extern status_t		_kern_release_sem(sem_id id);
78 extern status_t		_kern_release_sem_etc(sem_id id, uint32 count, uint32 flags);
79 extern status_t		_kern_get_sem_count(sem_id id, int32* thread_count);
80 extern status_t		_kern_get_sem_info(sem_id semaphore, struct sem_info *info,
81 						size_t size);
82 extern status_t		_kern_get_next_sem_info(team_id team, int32 *cookie,
83 						struct sem_info *info, size_t size);
84 extern status_t		_kern_set_sem_owner(sem_id id, team_id proc);
85 
86 /* POSIX realtime sem syscalls */
87 extern status_t		_kern_realtime_sem_open(const char* name,
88 						int openFlagsOrShared, mode_t mode, uint32 semCount,
89 						struct _sem_t* userSem, struct _sem_t** _usedUserSem);
90 extern status_t		_kern_realtime_sem_close(sem_id semID,
91 						struct _sem_t** _deleteUserSem);
92 extern status_t		_kern_realtime_sem_unlink(const char* name);
93 
94 extern status_t		_kern_realtime_sem_get_value(sem_id semID, int* value);
95 extern status_t		_kern_realtime_sem_post(sem_id semID);
96 extern status_t		_kern_realtime_sem_wait(sem_id semID, bigtime_t timeout);
97 
98 /* POSIX XSI semaphore syscalls */
99 extern int			_kern_xsi_semget(key_t key, int numSems, int flags);
100 extern int			_kern_xsi_semctl(int semID, int semNumber, int command,
101 						union semun* args);
102 extern status_t		_kern_xsi_semop(int semID, struct sembuf *semOps,
103 						size_t numSemOps);
104 
105 /* POSIX XSI message queue syscalls */
106 extern int			_kern_xsi_msgctl(int messageQueueID, int command,
107 						struct msqid_ds *buffer);
108 extern int			_kern_xsi_msgget(key_t key, int messageQueueFlags);
109 extern ssize_t		_kern_xsi_msgrcv(int messageQueueID, void *messagePointer,
110 						size_t messageSize, long messageType, int messageFlags);
111 extern int			_kern_xsi_msgsnd(int messageQueueID,
112 						const void *messagePointer, size_t messageSize,
113 						int messageFlags);
114 
115 /* team & thread syscalls */
116 extern thread_id	_kern_load_image(const char* const* flatArgs,
117 						size_t flatArgsSize, int32 argCount, int32 envCount,
118 						int32 priority, uint32 flags, port_id errorPort,
119 						uint32 errorToken);
120 extern void			_kern_exit_team(status_t returnValue);
121 extern status_t		_kern_kill_team(team_id team);
122 extern team_id		_kern_get_current_team();
123 extern status_t		_kern_wait_for_team(team_id team, status_t *_returnCode);
124 extern thread_id	_kern_wait_for_child(thread_id child, uint32 flags,
125 						int32 *_reason, status_t *_returnCode);
126 extern status_t		_kern_exec(const char *path, const char* const* flatArgs,
127 						size_t flatArgsSize, int32 argCount, int32 envCount);
128 extern thread_id	_kern_fork(void);
129 extern pid_t		_kern_process_info(pid_t process, int32 which);
130 extern pid_t		_kern_setpgid(pid_t process, pid_t group);
131 extern pid_t		_kern_setsid(void);
132 extern status_t		_kern_change_root(const char *path);
133 
134 extern thread_id	_kern_spawn_thread(
135 						struct thread_creation_attributes* attributes);
136 extern thread_id	_kern_find_thread(const char *name);
137 extern status_t		_kern_suspend_thread(thread_id thread);
138 extern status_t		_kern_resume_thread(thread_id thread);
139 extern status_t		_kern_rename_thread(thread_id thread, const char *newName);
140 extern status_t		_kern_set_thread_priority(thread_id thread, int32 newPriority);
141 extern status_t		_kern_kill_thread(thread_id thread);
142 extern void			_kern_exit_thread(status_t returnValue);
143 extern void			_kern_thread_yield(void);
144 extern status_t		_kern_wait_for_thread(thread_id thread, status_t *_returnCode);
145 extern bool			_kern_has_data(thread_id thread);
146 extern status_t		_kern_send_data(thread_id thread, int32 code, const void *buffer, size_t bufferSize);
147 extern int32		_kern_receive_data(thread_id *_sender, void *buffer, size_t bufferSize);
148 extern int64		_kern_restore_signal_frame();
149 
150 extern status_t		_kern_get_thread_info(thread_id id, thread_info *info);
151 extern status_t		_kern_get_next_thread_info(team_id team, int32 *cookie, thread_info *info);
152 extern status_t		_kern_get_team_info(team_id id, team_info *info);
153 extern status_t		_kern_get_next_team_info(int32 *cookie, team_info *info);
154 extern status_t		_kern_get_team_usage_info(team_id team, int32 who, team_usage_info *info, size_t size);
155 
156 extern status_t		_kern_block_thread(uint32 flags, bigtime_t timeout);
157 extern status_t		_kern_unblock_thread(thread_id thread, status_t status);
158 extern status_t		_kern_unblock_threads(thread_id* threads, uint32 count,
159 						status_t status);
160 
161 // user/group functions
162 extern gid_t		_kern_getgid(bool effective);
163 extern uid_t		_kern_getuid(bool effective);
164 extern status_t		_kern_setregid(gid_t rgid, gid_t egid,
165 						bool setAllIfPrivileged);
166 extern status_t		_kern_setreuid(uid_t ruid, uid_t euid,
167 						bool setAllIfPrivileged);
168 extern ssize_t		_kern_getgroups(int groupCount, gid_t* groupList);
169 extern status_t		_kern_setgroups(int groupCount, const gid_t* groupList);
170 
171 // signal functions
172 extern status_t		_kern_send_signal(pid_t tid, uint sig);
173 extern status_t		_kern_sigprocmask(int how, const sigset_t *set,
174 						sigset_t *oldSet);
175 extern status_t		_kern_sigaction(int sig, const struct sigaction *action,
176 						struct sigaction *oldAction);
177 extern bigtime_t	_kern_set_alarm(bigtime_t time, uint32 mode);
178 extern status_t		_kern_sigwait(const sigset_t *set, int *_signal);
179 extern status_t		_kern_sigsuspend(const sigset_t *mask);
180 extern status_t		_kern_sigpending(sigset_t *set);
181 extern status_t		_kern_set_signal_stack(const stack_t *newStack,
182 						stack_t *oldStack);
183 
184 // image functions
185 extern image_id		_kern_register_image(image_info *info, size_t size);
186 extern status_t		_kern_unregister_image(image_id id);
187 extern void			_kern_image_relocated(image_id id);
188 extern void			_kern_loading_app_failed(status_t error);
189 extern status_t		_kern_get_image_info(image_id id, image_info *info, size_t size);
190 extern status_t		_kern_get_next_image_info(team_id team, int32 *cookie, image_info *info, size_t size);
191 
192 // VFS functions
193 extern dev_t		_kern_mount(const char *path, const char *device,
194 						const char *fs_name, uint32 flags, const char *args, size_t argsLength);
195 extern status_t		_kern_unmount(const char *path, uint32 flags);
196 extern status_t		_kern_read_fs_info(dev_t device, struct fs_info *info);
197 extern status_t		_kern_write_fs_info(dev_t device, const struct fs_info *info, int mask);
198 extern dev_t		_kern_next_device(int32 *_cookie);
199 extern status_t		_kern_sync(void);
200 extern status_t		_kern_entry_ref_to_path(dev_t device, ino_t inode,
201 						const char *leaf, char *userPath, size_t pathLength);
202 extern status_t		_kern_normalize_path(const char* userPath,
203 						bool traverseLink, char* buffer);
204 extern int			_kern_open_entry_ref(dev_t device, ino_t inode, const char *name, int openMode, int perms);
205 extern int			_kern_open(int fd, const char *path, int openMode, int perms);
206 extern int			_kern_open_dir_entry_ref(dev_t device, ino_t inode, const char *name);
207 extern int			_kern_open_dir(int fd, const char *path);
208 extern int			_kern_open_parent_dir(int fd, char *name,
209 						size_t nameLength);
210 extern status_t		_kern_fcntl(int fd, int op, uint32 argument);
211 extern status_t		_kern_fsync(int fd);
212 extern status_t		_kern_flock(int fd, int op);
213 extern off_t		_kern_seek(int fd, off_t pos, int seekType);
214 extern status_t		_kern_create_dir_entry_ref(dev_t device, ino_t inode, const char *name, int perms);
215 extern status_t		_kern_create_dir(int fd, const char *path, int perms);
216 extern status_t		_kern_remove_dir(int fd, const char *path);
217 extern status_t		_kern_read_link(int fd, const char *path, char *buffer,
218 						size_t *_bufferSize);
219 extern status_t		_kern_create_symlink(int fd, const char *path,
220 						const char *toPath, int mode);
221 extern status_t		_kern_create_link(const char *path, const char *toPath);
222 extern status_t		_kern_unlink(int fd, const char *path);
223 extern status_t		_kern_rename(int oldDir, const char *oldpath, int newDir,
224 						const char *newpath);
225 extern status_t		_kern_create_fifo(const char *path, mode_t perms);
226 extern status_t		_kern_create_pipe(int *fds);
227 extern status_t		_kern_access(const char *path, int mode);
228 extern ssize_t		_kern_select(int numfds, struct fd_set *readSet,
229 						struct fd_set *writeSet, struct fd_set *errorSet,
230 						bigtime_t timeout, const sigset_t *sigMask);
231 extern ssize_t		_kern_poll(struct pollfd *fds, int numfds, bigtime_t timeout);
232 extern int			_kern_open_attr_dir(int fd, const char *path);
233 extern int			_kern_create_attr(int fd, const char *name, uint32 type, int openMode);
234 extern int			_kern_open_attr(int fd, const char *name, int openMode);
235 extern status_t		_kern_remove_attr(int fd, const char *name);
236 extern status_t		_kern_rename_attr(int fromFile, const char *fromName, int toFile, const char *toName);
237 extern int			_kern_open_index_dir(dev_t device);
238 extern status_t		_kern_create_index(dev_t device, const char *name, uint32 type, uint32 flags);
239 extern status_t		_kern_read_index_stat(dev_t device, const char *name, struct stat *stat);
240 extern status_t		_kern_remove_index(dev_t device, const char *name);
241 extern status_t		_kern_getcwd(char *buffer, size_t size);
242 extern status_t		_kern_setcwd(int fd, const char *path);
243 extern int			_kern_open_query(dev_t device, const char *query, size_t queryLength,
244 						uint32 flags, port_id port, int32 token);
245 
246 // file descriptor functions
247 extern ssize_t		_kern_read(int fd, off_t pos, void *buffer, size_t bufferSize);
248 extern ssize_t		_kern_readv(int fd, off_t pos, const struct iovec *vecs, size_t count);
249 extern ssize_t		_kern_write(int fd, off_t pos, const void *buffer, size_t bufferSize);
250 extern ssize_t		_kern_writev(int fd, off_t pos, const struct iovec *vecs,
251 						size_t count);
252 extern status_t		_kern_ioctl(int fd, ulong cmd, void *data, size_t length);
253 extern ssize_t		_kern_read_dir(int fd, struct dirent *buffer, size_t bufferSize,
254 						uint32 maxCount);
255 extern status_t		_kern_rewind_dir(int fd);
256 extern status_t		_kern_read_stat(int fd, const char *path, bool traverseLink,
257 						struct stat *stat, size_t statSize);
258 extern status_t		_kern_write_stat(int fd, const char *path,
259 						bool traverseLink, const struct stat *stat,
260 						size_t statSize, int statMask);
261 extern status_t		_kern_close(int fd);
262 extern int			_kern_dup(int fd);
263 extern int			_kern_dup2(int ofd, int nfd);
264 extern status_t		_kern_lock_node(int fd);
265 extern status_t		_kern_unlock_node(int fd);
266 extern status_t		_kern_get_next_fd_info(team_id team, uint32 *_cookie,
267 						struct fd_info *info, size_t infoSize);
268 
269 // socket functions
270 extern int			_kern_socket(int family, int type, int protocol);
271 extern status_t		_kern_bind(int socket, const struct sockaddr *address,
272 						socklen_t addressLength);
273 extern status_t		_kern_shutdown_socket(int socket, int how);
274 extern status_t		_kern_connect(int socket, const struct sockaddr *address,
275 						socklen_t addressLength);
276 extern status_t		_kern_listen(int socket, int backlog);
277 extern int			_kern_accept(int socket, struct sockaddr *address,
278 						socklen_t *_addressLength);
279 extern ssize_t		_kern_recv(int socket, void *data, size_t length,
280 						int flags);
281 extern ssize_t		_kern_recvfrom(int socket, void *data, size_t length,
282 						int flags, struct sockaddr *address,
283 						socklen_t *_addressLength);
284 extern ssize_t		_kern_recvmsg(int socket, struct msghdr *message,
285 						int flags);
286 extern ssize_t		_kern_send(int socket, const void *data, size_t length,
287 						int flags);
288 extern ssize_t		_kern_sendto(int socket, const void *data, size_t length,
289 						int flags, const struct sockaddr *address,
290 						socklen_t addressLength);
291 extern ssize_t		_kern_sendmsg(int socket, const struct msghdr *message,
292 						int flags);
293 extern status_t		_kern_getsockopt(int socket, int level, int option,
294 						void *value, socklen_t *_length);
295 extern status_t		_kern_setsockopt(int socket, int level, int option,
296 						const void *value, socklen_t length);
297 extern status_t		_kern_getpeername(int socket, struct sockaddr *address,
298 						socklen_t *_addressLength);
299 extern status_t		_kern_getsockname(int socket, struct sockaddr *address,
300 						socklen_t *_addressLength);
301 extern int			_kern_sockatmark(int socket);
302 extern status_t		_kern_socketpair(int family, int type, int protocol,
303 						int *socketVector);
304 extern status_t		_kern_get_next_socket_stat(int family, uint32 *cookie,
305 						struct net_stat *stat);
306 
307 // node monitor functions
308 extern status_t		_kern_stop_notifying(port_id port, uint32 token);
309 extern status_t		_kern_start_watching(dev_t device, ino_t node, uint32 flags,
310 						port_id port, uint32 token);
311 extern status_t		_kern_stop_watching(dev_t device, ino_t node, port_id port,
312 						uint32 token);
313 
314 // time functions
315 extern status_t		_kern_set_real_time_clock(uint32 time);
316 extern status_t		_kern_set_timezone(int32 timezoneOffset, bool daylightSavingTime);
317 extern status_t		_kern_get_timezone(int32 *_timezoneOffset, bool *_daylightSavingTime);
318 extern status_t		_kern_set_tzfilename(const char *filename, size_t length, bool isGMT);
319 extern status_t		_kern_get_tzfilename(char *filename, size_t length, bool *_isGMT);
320 
321 extern bigtime_t	_kern_system_time();
322 extern status_t		_kern_snooze_etc(bigtime_t time, int timebase, int32 flags);
323 
324 // area functions
325 extern area_id		_kern_create_area(const char *name, void **address, uint32 addressSpec,
326 						size_t size, uint32 lock, uint32 protection);
327 extern status_t		_kern_delete_area(area_id area);
328 extern area_id		_kern_area_for(void *address);
329 extern area_id		_kern_find_area(const char *name);
330 extern status_t		_kern_get_area_info(area_id area, area_info *info);
331 extern status_t		_kern_get_next_area_info(team_id team, int32 *cookie, area_info *info);
332 extern status_t		_kern_resize_area(area_id area, size_t newSize);
333 extern area_id		_kern_transfer_area(area_id area, void **_address, uint32 addressSpec,
334 						team_id target);
335 extern status_t		_kern_set_area_protection(area_id area, uint32 newProtection);
336 extern area_id		_kern_clone_area(const char *name, void **_address, uint32 addressSpec,
337 						uint32 protection, area_id sourceArea);
338 extern status_t		_kern_reserve_heap_address_range(addr_t* _address, uint32 addressSpec,
339 						addr_t size);
340 
341 extern area_id		_kern_map_file(const char *name, void **address,
342 						int addressSpec, size_t size, int protection,
343 						int mapping, int fd, off_t offset);
344 extern status_t		_kern_unmap_memory(void *address, size_t size);
345 extern status_t		_kern_set_memory_protection(void *address, size_t size,
346 						int protection);
347 extern status_t		_kern_sync_memory(void *address, size_t size, int flags);
348 extern status_t		_kern_memory_advice(void *address, size_t size,
349 						int advice);
350 
351 /* kernel port functions */
352 extern port_id		_kern_create_port(int32 queue_length, const char *name);
353 extern status_t		_kern_close_port(port_id id);
354 extern status_t		_kern_delete_port(port_id id);
355 extern port_id		_kern_find_port(const char *port_name);
356 extern status_t		_kern_get_port_info(port_id id, struct port_info *info);
357 extern status_t	 	_kern_get_next_port_info(team_id team, int32 *cookie, struct port_info *info);
358 extern ssize_t		_kern_port_buffer_size_etc(port_id port, uint32 flags, bigtime_t timeout);
359 extern int32		_kern_port_count(port_id port);
360 extern ssize_t		_kern_read_port_etc(port_id port, int32 *msgCode, void *msgBuffer,
361 						size_t bufferSize, uint32 flags, bigtime_t timeout);
362 extern status_t		_kern_set_port_owner(port_id port, team_id team);
363 extern status_t		_kern_write_port_etc(port_id port, int32 msgCode, const void *msgBuffer,
364 						size_t bufferSize, uint32 flags, bigtime_t timeout);
365 extern status_t		_kern_writev_port_etc(port_id id, int32 msgCode,
366 						const struct iovec *msgVecs, size_t vecCount,
367 						size_t bufferSize, uint32 flags, bigtime_t timeout);
368 extern status_t		_kern_get_port_message_info_etc(port_id port,
369 						port_message_info *info, size_t infoSize, uint32 flags,
370 						bigtime_t timeout);
371 
372 // debug support functions
373 extern void			_kern_debugger(const char *message);
374 extern int			_kern_disable_debugger(int state);
375 
376 extern status_t		_kern_install_default_debugger(port_id debuggerPort);
377 extern port_id		_kern_install_team_debugger(team_id team,
378 						port_id debuggerPort);
379 extern status_t		_kern_remove_team_debugger(team_id team);
380 extern status_t		_kern_debug_thread(thread_id thread);
381 extern void			_kern_wait_for_debugger(void);
382 
383 extern status_t		_kern_set_debugger_breakpoint(void *address, uint32 type,
384 						int32 length, bool watchpoint);
385 extern status_t		_kern_clear_debugger_breakpoint(void *address,
386 						bool watchpoint);
387 
388 /* atomic_* ops (needed for CPUs that don't support them directly) */
389 #ifdef ATOMIC_FUNCS_ARE_SYSCALLS
390 extern int32		_kern_atomic_set(vint32 *value, int32 newValue);
391 extern int32		_kern_atomic_test_and_set(vint32 *value, int32 newValue, int32 testAgainst);
392 extern int32		_kern_atomic_add(vint32 *value, int32 addValue);
393 extern int32		_kern_atomic_and(vint32 *value, int32 andValue);
394 extern int32		_kern_atomic_or(vint32 *value, int32 orValue);
395 extern int32		_kern_atomic_get(vint32 *value);
396 #endif	// ATOMIC_FUNCS_ARE_SYSCALLS
397 
398 #ifdef ATOMIC64_FUNCS_ARE_SYSCALLS
399 extern int64		_kern_atomic_set64(vint64 *value, int64 newValue);
400 extern int64		_kern_atomic_test_and_set64(vint64 *value, int64 newValue, int64 testAgainst);
401 extern int64		_kern_atomic_add64(vint64 *value, int64 addValue);
402 extern int64		_kern_atomic_and64(vint64 *value, int64 andValue);
403 extern int64		_kern_atomic_or64(vint64 *value, int64 orValue);
404 extern int64		_kern_atomic_get64(vint64 *value);
405 #endif	// ATOMIC64_FUNCS_ARE_SYSCALLS
406 
407 /* System informations */
408 extern status_t		_kern_get_system_info(system_info *info, size_t size);
409 extern status_t		_kern_analyze_scheduling(bigtime_t from, bigtime_t until,
410 						void* buffer, size_t size,
411 						struct scheduling_analysis* analysis);
412 
413 /* Debug output */
414 extern void			_kern_debug_output(const char *message);
415 extern void			_kern_ktrace_output(const char *message);
416 extern status_t		_kern_frame_buffer_update(addr_t baseAddress, int32 width,
417 						int32 height, int32 depth, int32 bytesPerRow);
418 
419 /* messaging service */
420 extern area_id		_kern_register_messaging_service(sem_id lockingSem,
421 						sem_id counterSem);
422 extern status_t		_kern_unregister_messaging_service();
423 
424 extern void			_kern_clear_caches(void *address, size_t length, uint32 flags);
425 extern bool			_kern_cpu_enabled(int32 cpu);
426 extern status_t		_kern_set_cpu_enabled(int32 cpu, bool enabled);
427 
428 #ifdef __INTEL__
429 // our only x86 only syscall
430 extern status_t		_kern_get_cpuid(cpuid_info *info, uint32 eax, uint32 cpu);
431 #endif
432 
433 
434 /* Disk Device Manager syscalls */
435 
436 // iterating, retrieving device/partition data
437 extern partition_id	_kern_get_next_disk_device_id(int32 *cookie, size_t *neededSize);
438 extern partition_id	_kern_find_disk_device(const char *filename, size_t *neededSize);
439 extern partition_id	_kern_find_partition(const char *filename, size_t *neededSize);
440 extern status_t		_kern_get_disk_device_data(partition_id deviceID,
441 						bool deviceOnly, struct user_disk_device_data *buffer,
442 						size_t bufferSize, size_t *neededSize);
443 extern partition_id	_kern_register_file_device(const char *filename);
444 extern status_t		_kern_unregister_file_device(partition_id deviceID,
445 						const char *filename);
446 	// Only a valid deviceID or filename need to be passed. The other one
447 	// is -1/NULL. If both is given only filename is ignored.
448 
449 // disk systems
450 extern status_t		_kern_get_disk_system_info(disk_system_id id,
451 						struct user_disk_system_info *info);
452 extern status_t		_kern_get_next_disk_system_info(int32 *cookie,
453 						struct user_disk_system_info *info);
454 extern status_t		_kern_find_disk_system(const char *name,
455 						struct user_disk_system_info *info);
456 
457 // disk device modification
458 extern status_t		_kern_defragment_partition(partition_id partitionID,
459 						int32* changeCounter);
460 extern status_t		_kern_repair_partition(partition_id partitionID,
461 						int32* changeCounter, bool checkOnly);
462 extern status_t		_kern_resize_partition(partition_id partitionID,
463 						int32* changeCounter, partition_id childID,
464 						int32* childChangeCounter, off_t size,
465 						off_t contentSize);
466 extern status_t		_kern_move_partition(partition_id partitionID,
467 						int32* changeCounter, partition_id childID,
468 						int32* childChangeCounter, off_t newOffset,
469 						partition_id* descendantIDs,
470 						int32* descendantChangeCounters, int32 descendantCount);
471 extern status_t		_kern_set_partition_name(partition_id partitionID,
472 						int32* changeCounter, partition_id childID,
473 						int32* childChangeCounter, const char* name);
474 extern status_t		_kern_set_partition_content_name(partition_id partitionID,
475 						int32* changeCounter, const char* name);
476 extern status_t		_kern_set_partition_type(partition_id partitionID,
477 						int32* changeCounter, partition_id childID,
478 						int32* childChangeCounter, const char* type);
479 extern status_t		_kern_set_partition_parameters(partition_id partitionID,
480 						int32* changeCounter, partition_id childID,
481 						int32* childChangeCounter, const char* parameters,
482 						size_t parametersSize);
483 extern status_t		_kern_set_partition_content_parameters(
484 						partition_id partitionID, int32* changeCounter,
485 						const char* parameters, size_t parametersSize);
486 extern status_t		_kern_initialize_partition(partition_id partitionID,
487 						int32* changeCounter, const char* diskSystemName,
488 						const char* name, const char* parameters,
489 						size_t parametersSize);
490 extern status_t		_kern_uninitialize_partition(partition_id partitionID,
491 						int32* changeCounter);
492 extern status_t		_kern_create_child_partition(partition_id partitionID,
493 						int32* changeCounter, off_t offset, off_t size,
494 						const char* type, const char* name,
495 						const char* parameters, size_t parametersSize,
496 						partition_id* childID, int32* childChangeCounter);
497 extern status_t		_kern_delete_child_partition(partition_id partitionID,
498 						int32* changeCounter, partition_id childID,
499 						int32 childChangeCounter);
500 
501 #if 0
502 
503 // watching
504 status_t start_disk_device_watching(port_id, int32 token, uint32 flags);
505 status_t start_disk_device_job_watching(disk_job_id job, port_id, int32 token,
506 										uint32 flags);
507 status_t stop_disk_device_watching(port_id, int32 token);
508 
509 #endif	// 0
510 
511 
512 // The end mark for gensyscallinfos.
513 #ifdef GEN_SYSCALL_INFOS_PROCESSING
514 #pragma syscalls end
515 #endif
516 
517 #ifdef __cplusplus
518 }
519 #endif
520 
521 #endif	/* _SYSTEM_SYSCALLS_H */
522