xref: /haiku/headers/private/system/syscalls.h (revision b06a48ab8f30b45916a9c157b992827779182163)
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 net_stat;
28 struct pollfd;
29 struct rlimit;
30 struct sigaction;
31 struct stat;
32 struct _sem_t;
33 struct sembuf;
34 union semun;
35 
36 struct disk_device_job_progress_info;
37 struct partitionable_space_data;
38 struct thread_creation_attributes;
39 struct user_disk_device_data;
40 struct user_disk_device_job_info;
41 struct user_disk_system_info;
42 
43 // This marks the beginning of the syscalls prototypes for gensyscallinfos.
44 // NOTE:
45 // * Nothing but those prototypes may live here.
46 // * The arguments of the functions must be named to be processed properly.
47 
48 #ifdef GEN_SYSCALL_INFOS_PROCESSING
49 #pragma syscalls begin
50 #endif
51 
52 extern int			_kern_is_computer_on(void);
53 extern status_t		_kern_generic_syscall(const char *subsystem, uint32 function,
54 						void *buffer, size_t bufferSize);
55 
56 extern int			_kern_getrlimit(int resource, struct rlimit * rlp);
57 extern int			_kern_setrlimit(int resource, const struct rlimit * rlp);
58 
59 extern status_t		_kern_shutdown(bool reboot);
60 extern status_t		_kern_get_safemode_option(const char *parameter,
61 						char *buffer, size_t *_bufferSize);
62 
63 extern ssize_t		_kern_wait_for_objects(object_wait_info* infos, int numInfos,
64 						uint32 flags, bigtime_t timeout);
65 
66 /* sem functions */
67 extern sem_id		_kern_create_sem(int count, const char *name);
68 extern status_t		_kern_delete_sem(sem_id id);
69 extern status_t		_kern_switch_sem(sem_id releaseSem, sem_id id);
70 extern status_t		_kern_switch_sem_etc(sem_id releaseSem, sem_id id,
71 						uint32 count, uint32 flags, bigtime_t timeout);
72 extern status_t		_kern_acquire_sem(sem_id id);
73 extern status_t		_kern_acquire_sem_etc(sem_id id, uint32 count, uint32 flags,
74 						bigtime_t timeout);
75 extern status_t		_kern_release_sem(sem_id id);
76 extern status_t		_kern_release_sem_etc(sem_id id, uint32 count, uint32 flags);
77 extern status_t		_kern_get_sem_count(sem_id id, int32* thread_count);
78 extern status_t		_kern_get_sem_info(sem_id semaphore, struct sem_info *info,
79 						size_t size);
80 extern status_t		_kern_get_next_sem_info(team_id team, int32 *cookie,
81 						struct sem_info *info, size_t size);
82 extern status_t		_kern_set_sem_owner(sem_id id, team_id proc);
83 
84 /* POSIX realtime sem syscalls */
85 extern status_t		_kern_realtime_sem_open(const char* name,
86 						int openFlagsOrShared, mode_t mode, uint32 semCount,
87 						struct _sem_t* userSem, struct _sem_t** _usedUserSem);
88 extern status_t		_kern_realtime_sem_close(sem_id semID,
89 						struct _sem_t** _deleteUserSem);
90 extern status_t		_kern_realtime_sem_unlink(const char* name);
91 
92 extern status_t		_kern_realtime_sem_get_value(sem_id semID, int* value);
93 extern status_t		_kern_realtime_sem_post(sem_id semID);
94 extern status_t		_kern_realtime_sem_wait(sem_id semID, bigtime_t timeout);
95 
96 /* POSIX XSI semaphore syscalls */
97 extern int			_kern_xsi_semget(key_t key, int numSems, int flags);
98 extern int			_kern_xsi_semctl(int semID, int semNumber, int command,
99 						union semun* args);
100 extern status_t		_kern_xsi_semop(int semID, struct sembuf *semOps,
101 						size_t numSemOps);
102 
103 /* team & thread syscalls */
104 extern thread_id	_kern_load_image(const char* const* flatArgs,
105 						size_t flatArgsSize, int32 argCount, int32 envCount,
106 						int32 priority, uint32 flags, port_id errorPort,
107 						uint32 errorToken);
108 extern void			_kern_exit_team(status_t returnValue);
109 extern status_t		_kern_kill_team(team_id team);
110 extern team_id		_kern_get_current_team();
111 extern status_t		_kern_wait_for_team(team_id team, status_t *_returnCode);
112 extern thread_id	_kern_wait_for_child(thread_id child, uint32 flags,
113 						int32 *_reason, status_t *_returnCode);
114 extern status_t		_kern_exec(const char *path, const char* const* flatArgs,
115 						size_t flatArgsSize, int32 argCount, int32 envCount);
116 extern thread_id	_kern_fork(void);
117 extern pid_t		_kern_process_info(pid_t process, int32 which);
118 extern pid_t		_kern_setpgid(pid_t process, pid_t group);
119 extern pid_t		_kern_setsid(void);
120 extern status_t		_kern_change_root(const char *path);
121 
122 extern thread_id	_kern_spawn_thread(
123 						struct thread_creation_attributes* attributes);
124 extern thread_id	_kern_find_thread(const char *name);
125 extern status_t		_kern_suspend_thread(thread_id thread);
126 extern status_t		_kern_resume_thread(thread_id thread);
127 extern status_t		_kern_rename_thread(thread_id thread, const char *newName);
128 extern status_t		_kern_set_thread_priority(thread_id thread, int32 newPriority);
129 extern status_t		_kern_kill_thread(thread_id thread);
130 extern void			_kern_exit_thread(status_t returnValue);
131 extern void			_kern_thread_yield(void);
132 extern status_t		_kern_wait_for_thread(thread_id thread, status_t *_returnCode);
133 extern bool			_kern_has_data(thread_id thread);
134 extern status_t		_kern_send_data(thread_id thread, int32 code, const void *buffer, size_t bufferSize);
135 extern int32		_kern_receive_data(thread_id *_sender, void *buffer, size_t bufferSize);
136 extern int64		_kern_restore_signal_frame();
137 
138 extern status_t		_kern_get_thread_info(thread_id id, thread_info *info);
139 extern status_t		_kern_get_next_thread_info(team_id team, int32 *cookie, thread_info *info);
140 extern status_t		_kern_get_team_info(team_id id, team_info *info);
141 extern status_t		_kern_get_next_team_info(int32 *cookie, team_info *info);
142 extern status_t		_kern_get_team_usage_info(team_id team, int32 who, team_usage_info *info, size_t size);
143 
144 extern status_t		_kern_block_thread(uint32 flags, bigtime_t timeout);
145 extern status_t		_kern_unblock_thread(thread_id thread, status_t status);
146 extern status_t		_kern_unblock_threads(thread_id* threads, uint32 count,
147 						status_t status);
148 
149 // user/group functions
150 extern gid_t		_kern_getgid(bool effective);
151 extern uid_t		_kern_getuid(bool effective);
152 extern status_t		_kern_setregid(gid_t rgid, gid_t egid,
153 						bool setAllIfPrivileged);
154 extern status_t		_kern_setreuid(uid_t ruid, uid_t euid,
155 						bool setAllIfPrivileged);
156 extern ssize_t		_kern_getgroups(int groupCount, gid_t* groupList);
157 extern status_t		_kern_setgroups(int groupCount, const gid_t* groupList);
158 
159 // signal functions
160 extern status_t		_kern_send_signal(pid_t tid, uint sig);
161 extern status_t		_kern_sigprocmask(int how, const sigset_t *set,
162 						sigset_t *oldSet);
163 extern status_t		_kern_sigaction(int sig, const struct sigaction *action,
164 						struct sigaction *oldAction);
165 extern bigtime_t	_kern_set_alarm(bigtime_t time, uint32 mode);
166 extern status_t		_kern_sigwait(const sigset_t *set, int *_signal);
167 extern status_t		_kern_sigsuspend(const sigset_t *mask);
168 extern status_t		_kern_sigpending(sigset_t *set);
169 extern status_t		_kern_set_signal_stack(const stack_t *newStack,
170 						stack_t *oldStack);
171 
172 // image functions
173 extern image_id		_kern_register_image(image_info *info, size_t size);
174 extern status_t		_kern_unregister_image(image_id id);
175 extern void			_kern_image_relocated(image_id id);
176 extern void			_kern_loading_app_failed(status_t error);
177 extern status_t		_kern_get_image_info(image_id id, image_info *info, size_t size);
178 extern status_t		_kern_get_next_image_info(team_id team, int32 *cookie, image_info *info, size_t size);
179 
180 // VFS functions
181 extern dev_t		_kern_mount(const char *path, const char *device,
182 						const char *fs_name, uint32 flags, const char *args, size_t argsLength);
183 extern status_t		_kern_unmount(const char *path, uint32 flags);
184 extern status_t		_kern_read_fs_info(dev_t device, struct fs_info *info);
185 extern status_t		_kern_write_fs_info(dev_t device, const struct fs_info *info, int mask);
186 extern dev_t		_kern_next_device(int32 *_cookie);
187 extern status_t		_kern_sync(void);
188 extern status_t		_kern_entry_ref_to_path(dev_t device, ino_t inode,
189 						const char *leaf, char *userPath, size_t pathLength);
190 extern status_t		_kern_normalize_path(const char* userPath,
191 						bool traverseLink, char* buffer);
192 extern int			_kern_open_entry_ref(dev_t device, ino_t inode, const char *name, int openMode, int perms);
193 extern int			_kern_open(int fd, const char *path, int openMode, int perms);
194 extern int			_kern_open_dir_entry_ref(dev_t device, ino_t inode, const char *name);
195 extern int			_kern_open_dir(int fd, const char *path);
196 extern int			_kern_open_parent_dir(int fd, char *name,
197 						size_t nameLength);
198 extern status_t		_kern_fcntl(int fd, int op, uint32 argument);
199 extern status_t		_kern_fsync(int fd);
200 extern status_t		_kern_flock(int fd, int op);
201 extern off_t		_kern_seek(int fd, off_t pos, int seekType);
202 extern status_t		_kern_create_dir_entry_ref(dev_t device, ino_t inode, const char *name, int perms);
203 extern status_t		_kern_create_dir(int fd, const char *path, int perms);
204 extern status_t		_kern_remove_dir(int fd, const char *path);
205 extern status_t		_kern_read_link(int fd, const char *path, char *buffer,
206 						size_t *_bufferSize);
207 extern status_t		_kern_create_symlink(int fd, const char *path,
208 						const char *toPath, int mode);
209 extern status_t		_kern_create_link(const char *path, const char *toPath);
210 extern status_t		_kern_unlink(int fd, const char *path);
211 extern status_t		_kern_rename(int oldDir, const char *oldpath, int newDir,
212 						const char *newpath);
213 extern status_t		_kern_create_fifo(const char *path, mode_t perms);
214 extern status_t		_kern_create_pipe(int *fds);
215 extern status_t		_kern_access(const char *path, int mode);
216 extern ssize_t		_kern_select(int numfds, struct fd_set *readSet,
217 						struct fd_set *writeSet, struct fd_set *errorSet,
218 						bigtime_t timeout, const sigset_t *sigMask);
219 extern ssize_t		_kern_poll(struct pollfd *fds, int numfds, bigtime_t timeout);
220 extern int			_kern_open_attr_dir(int fd, const char *path);
221 extern int			_kern_create_attr(int fd, const char *name, uint32 type, int openMode);
222 extern int			_kern_open_attr(int fd, const char *name, int openMode);
223 extern status_t		_kern_remove_attr(int fd, const char *name);
224 extern status_t		_kern_rename_attr(int fromFile, const char *fromName, int toFile, const char *toName);
225 extern int			_kern_open_index_dir(dev_t device);
226 extern status_t		_kern_create_index(dev_t device, const char *name, uint32 type, uint32 flags);
227 extern status_t		_kern_read_index_stat(dev_t device, const char *name, struct stat *stat);
228 extern status_t		_kern_remove_index(dev_t device, const char *name);
229 extern status_t		_kern_getcwd(char *buffer, size_t size);
230 extern status_t		_kern_setcwd(int fd, const char *path);
231 extern int			_kern_open_query(dev_t device, const char *query, size_t queryLength,
232 						uint32 flags, port_id port, int32 token);
233 
234 // file descriptor functions
235 extern ssize_t		_kern_read(int fd, off_t pos, void *buffer, size_t bufferSize);
236 extern ssize_t		_kern_readv(int fd, off_t pos, const struct iovec *vecs, size_t count);
237 extern ssize_t		_kern_write(int fd, off_t pos, const void *buffer, size_t bufferSize);
238 extern ssize_t		_kern_writev(int fd, off_t pos, const struct iovec *vecs,
239 						size_t count);
240 extern status_t		_kern_ioctl(int fd, ulong cmd, void *data, size_t length);
241 extern ssize_t		_kern_read_dir(int fd, struct dirent *buffer, size_t bufferSize,
242 						uint32 maxCount);
243 extern status_t		_kern_rewind_dir(int fd);
244 extern status_t		_kern_read_stat(int fd, const char *path, bool traverseLink,
245 						struct stat *stat, size_t statSize);
246 extern status_t		_kern_write_stat(int fd, const char *path,
247 						bool traverseLink, const struct stat *stat,
248 						size_t statSize, int statMask);
249 extern status_t		_kern_close(int fd);
250 extern int			_kern_dup(int fd);
251 extern int			_kern_dup2(int ofd, int nfd);
252 extern status_t		_kern_lock_node(int fd);
253 extern status_t		_kern_unlock_node(int fd);
254 extern status_t		_kern_get_next_fd_info(team_id team, uint32 *_cookie,
255 						struct fd_info *info, size_t infoSize);
256 
257 // socket functions
258 extern int			_kern_socket(int family, int type, int protocol);
259 extern status_t		_kern_bind(int socket, const struct sockaddr *address,
260 						socklen_t addressLength);
261 extern status_t		_kern_shutdown_socket(int socket, int how);
262 extern status_t		_kern_connect(int socket, const struct sockaddr *address,
263 						socklen_t addressLength);
264 extern status_t		_kern_listen(int socket, int backlog);
265 extern int			_kern_accept(int socket, struct sockaddr *address,
266 						socklen_t *_addressLength);
267 extern ssize_t		_kern_recv(int socket, void *data, size_t length,
268 						int flags);
269 extern ssize_t		_kern_recvfrom(int socket, void *data, size_t length,
270 						int flags, struct sockaddr *address,
271 						socklen_t *_addressLength);
272 extern ssize_t		_kern_recvmsg(int socket, struct msghdr *message,
273 						int flags);
274 extern ssize_t		_kern_send(int socket, const void *data, size_t length,
275 						int flags);
276 extern ssize_t		_kern_sendto(int socket, const void *data, size_t length,
277 						int flags, const struct sockaddr *address,
278 						socklen_t addressLength);
279 extern ssize_t		_kern_sendmsg(int socket, const struct msghdr *message,
280 						int flags);
281 extern status_t		_kern_getsockopt(int socket, int level, int option,
282 						void *value, socklen_t *_length);
283 extern status_t		_kern_setsockopt(int socket, int level, int option,
284 						const void *value, socklen_t length);
285 extern status_t		_kern_getpeername(int socket, struct sockaddr *address,
286 						socklen_t *_addressLength);
287 extern status_t		_kern_getsockname(int socket, struct sockaddr *address,
288 						socklen_t *_addressLength);
289 extern int			_kern_sockatmark(int socket);
290 extern status_t		_kern_socketpair(int family, int type, int protocol,
291 						int *socketVector);
292 extern status_t		_kern_get_next_socket_stat(int family, uint32 *cookie,
293 						struct net_stat *stat);
294 
295 // node monitor functions
296 extern status_t		_kern_stop_notifying(port_id port, uint32 token);
297 extern status_t		_kern_start_watching(dev_t device, ino_t node, uint32 flags,
298 						port_id port, uint32 token);
299 extern status_t		_kern_stop_watching(dev_t device, ino_t node, port_id port,
300 						uint32 token);
301 
302 // time functions
303 extern status_t		_kern_set_real_time_clock(uint32 time);
304 extern status_t		_kern_set_timezone(int32 timezoneOffset, bool daylightSavingTime);
305 extern status_t		_kern_get_timezone(int32 *_timezoneOffset, bool *_daylightSavingTime);
306 extern status_t		_kern_set_tzfilename(const char *filename, size_t length, bool isGMT);
307 extern status_t		_kern_get_tzfilename(char *filename, size_t length, bool *_isGMT);
308 
309 extern bigtime_t	_kern_system_time();
310 extern status_t		_kern_snooze_etc(bigtime_t time, int timebase, int32 flags);
311 
312 // area functions
313 extern area_id		_kern_create_area(const char *name, void **address, uint32 addressSpec,
314 						size_t size, uint32 lock, uint32 protection);
315 extern status_t		_kern_delete_area(area_id area);
316 extern area_id		_kern_area_for(void *address);
317 extern area_id		_kern_find_area(const char *name);
318 extern status_t		_kern_get_area_info(area_id area, area_info *info);
319 extern status_t		_kern_get_next_area_info(team_id team, int32 *cookie, area_info *info);
320 extern status_t		_kern_resize_area(area_id area, size_t newSize);
321 extern area_id		_kern_transfer_area(area_id area, void **_address, uint32 addressSpec,
322 						team_id target);
323 extern status_t		_kern_set_area_protection(area_id area, uint32 newProtection);
324 extern area_id		_kern_clone_area(const char *name, void **_address, uint32 addressSpec,
325 						uint32 protection, area_id sourceArea);
326 extern status_t		_kern_reserve_heap_address_range(addr_t* _address, uint32 addressSpec,
327 						addr_t size);
328 
329 extern area_id		_kern_map_file(const char *name, void **address,
330 						int addressSpec, size_t size, int protection,
331 						int mapping, int fd, off_t offset);
332 extern status_t		_kern_unmap_memory(void *address, size_t size);
333 extern status_t		_kern_set_memory_protection(void *address, size_t size,
334 						int protection);
335 extern status_t		_kern_sync_memory(void *address, size_t size, int flags);
336 extern status_t		_kern_memory_advice(void *address, size_t size,
337 						int advice);
338 
339 /* kernel port functions */
340 extern port_id		_kern_create_port(int32 queue_length, const char *name);
341 extern status_t		_kern_close_port(port_id id);
342 extern status_t		_kern_delete_port(port_id id);
343 extern port_id		_kern_find_port(const char *port_name);
344 extern status_t		_kern_get_port_info(port_id id, struct port_info *info);
345 extern status_t	 	_kern_get_next_port_info(team_id team, int32 *cookie, struct port_info *info);
346 extern ssize_t		_kern_port_buffer_size_etc(port_id port, uint32 flags, bigtime_t timeout);
347 extern int32		_kern_port_count(port_id port);
348 extern ssize_t		_kern_read_port_etc(port_id port, int32 *msgCode, void *msgBuffer,
349 						size_t bufferSize, uint32 flags, bigtime_t timeout);
350 extern status_t		_kern_set_port_owner(port_id port, team_id team);
351 extern status_t		_kern_write_port_etc(port_id port, int32 msgCode, const void *msgBuffer,
352 						size_t bufferSize, uint32 flags, bigtime_t timeout);
353 extern status_t		_kern_writev_port_etc(port_id id, int32 msgCode,
354 						const struct iovec *msgVecs, size_t vecCount,
355 						size_t bufferSize, uint32 flags, bigtime_t timeout);
356 extern status_t		_kern_get_port_message_info_etc(port_id port,
357 						port_message_info *info, size_t infoSize, uint32 flags,
358 						bigtime_t timeout);
359 
360 // debug support functions
361 extern void			_kern_debugger(const char *message);
362 extern int			_kern_disable_debugger(int state);
363 
364 extern status_t		_kern_install_default_debugger(port_id debuggerPort);
365 extern port_id		_kern_install_team_debugger(team_id team,
366 						port_id debuggerPort);
367 extern status_t		_kern_remove_team_debugger(team_id team);
368 extern status_t		_kern_debug_thread(thread_id thread);
369 extern void			_kern_wait_for_debugger(void);
370 
371 extern status_t		_kern_set_debugger_breakpoint(void *address, uint32 type,
372 						int32 length, bool watchpoint);
373 extern status_t		_kern_clear_debugger_breakpoint(void *address,
374 						bool watchpoint);
375 
376 /* atomic_* ops (needed for CPUs that don't support them directly) */
377 #ifdef ATOMIC_FUNCS_ARE_SYSCALLS
378 extern int32		_kern_atomic_set(vint32 *value, int32 newValue);
379 extern int32		_kern_atomic_test_and_set(vint32 *value, int32 newValue, int32 testAgainst);
380 extern int32		_kern_atomic_add(vint32 *value, int32 addValue);
381 extern int32		_kern_atomic_and(vint32 *value, int32 andValue);
382 extern int32		_kern_atomic_or(vint32 *value, int32 orValue);
383 extern int32		_kern_atomic_get(vint32 *value);
384 #endif	// ATOMIC_FUNCS_ARE_SYSCALLS
385 
386 #ifdef ATOMIC64_FUNCS_ARE_SYSCALLS
387 extern int64		_kern_atomic_set64(vint64 *value, int64 newValue);
388 extern int64		_kern_atomic_test_and_set64(vint64 *value, int64 newValue, int64 testAgainst);
389 extern int64		_kern_atomic_add64(vint64 *value, int64 addValue);
390 extern int64		_kern_atomic_and64(vint64 *value, int64 andValue);
391 extern int64		_kern_atomic_or64(vint64 *value, int64 orValue);
392 extern int64		_kern_atomic_get64(vint64 *value);
393 #endif	// ATOMIC64_FUNCS_ARE_SYSCALLS
394 
395 /* System informations */
396 extern status_t		_kern_get_system_info(system_info *info, size_t size);
397 
398 /* Debug output */
399 extern void			_kern_debug_output(const char *message);
400 extern void			_kern_ktrace_output(const char *message);
401 extern status_t		_kern_frame_buffer_update(addr_t baseAddress, int32 width,
402 						int32 height, int32 depth, int32 bytesPerRow);
403 
404 /* messaging service */
405 extern area_id		_kern_register_messaging_service(sem_id lockingSem,
406 						sem_id counterSem);
407 extern status_t		_kern_unregister_messaging_service();
408 
409 extern void			_kern_clear_caches(void *address, size_t length, uint32 flags);
410 extern bool			_kern_cpu_enabled(int32 cpu);
411 extern status_t		_kern_set_cpu_enabled(int32 cpu, bool enabled);
412 
413 #ifdef __INTEL__
414 // our only x86 only syscall
415 extern status_t		_kern_get_cpuid(cpuid_info *info, uint32 eax, uint32 cpu);
416 #endif
417 
418 
419 /* Disk Device Manager syscalls */
420 
421 // iterating, retrieving device/partition data
422 extern partition_id	_kern_get_next_disk_device_id(int32 *cookie, size_t *neededSize);
423 extern partition_id	_kern_find_disk_device(const char *filename, size_t *neededSize);
424 extern partition_id	_kern_find_partition(const char *filename, size_t *neededSize);
425 extern status_t		_kern_get_disk_device_data(partition_id deviceID,
426 						bool deviceOnly, struct user_disk_device_data *buffer,
427 						size_t bufferSize, size_t *neededSize);
428 extern partition_id	_kern_register_file_device(const char *filename);
429 extern status_t		_kern_unregister_file_device(partition_id deviceID,
430 						const char *filename);
431 	// Only a valid deviceID or filename need to be passed. The other one
432 	// is -1/NULL. If both is given only filename is ignored.
433 
434 // disk systems
435 extern status_t		_kern_get_disk_system_info(disk_system_id id,
436 						struct user_disk_system_info *info);
437 extern status_t		_kern_get_next_disk_system_info(int32 *cookie,
438 						struct user_disk_system_info *info);
439 extern status_t		_kern_find_disk_system(const char *name,
440 						struct user_disk_system_info *info);
441 
442 // disk device modification
443 extern status_t		_kern_defragment_partition(partition_id partitionID,
444 						int32* changeCounter);
445 extern status_t		_kern_repair_partition(partition_id partitionID,
446 						int32* changeCounter, bool checkOnly);
447 extern status_t		_kern_resize_partition(partition_id partitionID,
448 						int32* changeCounter, partition_id childID,
449 						int32* childChangeCounter, off_t size,
450 						off_t contentSize);
451 extern status_t		_kern_move_partition(partition_id partitionID,
452 						int32* changeCounter, partition_id childID,
453 						int32* childChangeCounter, off_t newOffset,
454 						partition_id* descendantIDs,
455 						int32* descendantChangeCounters, int32 descendantCount);
456 extern status_t		_kern_set_partition_name(partition_id partitionID,
457 						int32* changeCounter, partition_id childID,
458 						int32* childChangeCounter, const char* name);
459 extern status_t		_kern_set_partition_content_name(partition_id partitionID,
460 						int32* changeCounter, const char* name);
461 extern status_t		_kern_set_partition_type(partition_id partitionID,
462 						int32* changeCounter, partition_id childID,
463 						int32* childChangeCounter, const char* type);
464 extern status_t		_kern_set_partition_parameters(partition_id partitionID,
465 						int32* changeCounter, partition_id childID,
466 						int32* childChangeCounter, const char* parameters,
467 						size_t parametersSize);
468 extern status_t		_kern_set_partition_content_parameters(
469 						partition_id partitionID, int32* changeCounter,
470 						const char* parameters, size_t parametersSize);
471 extern status_t		_kern_initialize_partition(partition_id partitionID,
472 						int32* changeCounter, const char* diskSystemName,
473 						const char* name, const char* parameters,
474 						size_t parametersSize);
475 extern status_t		_kern_uninitialize_partition(partition_id partitionID,
476 						int32* changeCounter);
477 extern status_t		_kern_create_child_partition(partition_id partitionID,
478 						int32* changeCounter, off_t offset, off_t size,
479 						const char* type, const char* name,
480 						const char* parameters, size_t parametersSize,
481 						partition_id* childID, int32* childChangeCounter);
482 extern status_t		_kern_delete_child_partition(partition_id partitionID,
483 						int32* changeCounter, partition_id childID,
484 						int32 childChangeCounter);
485 
486 #if 0
487 
488 // watching
489 status_t start_disk_device_watching(port_id, int32 token, uint32 flags);
490 status_t start_disk_device_job_watching(disk_job_id job, port_id, int32 token,
491 										uint32 flags);
492 status_t stop_disk_device_watching(port_id, int32 token);
493 
494 #endif	// 0
495 
496 
497 // The end mark for gensyscallinfos.
498 #ifdef GEN_SYSCALL_INFOS_PROCESSING
499 #pragma syscalls end
500 #endif
501 
502 #ifdef __cplusplus
503 }
504 #endif
505 
506 #endif	/* _SYSTEM_SYSCALLS_H */
507