1 /* 2 * Copyright 2004-2015, 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 <DiskDeviceDefs.h> 11 #include <elf_private.h> 12 #include <image.h> 13 #include <image_defs.h> 14 #include <OS.h> 15 16 #include <signal.h> 17 #include <sys/socket.h> 18 19 20 #ifdef __cplusplus 21 extern "C" { 22 #endif 23 24 struct attr_info; 25 struct dirent; 26 struct event_wait_info; 27 struct fd_info; 28 struct fd_set; 29 struct fs_info; 30 struct iovec; 31 struct msqid_ds; 32 struct net_stat; 33 struct pollfd; 34 struct rlimit; 35 struct scheduling_analysis; 36 struct _sem_t; 37 struct sembuf; 38 union semun; 39 struct sigaction; 40 struct signal_frame_data; 41 struct stat; 42 struct system_profiler_parameters; 43 struct user_timer_info; 44 45 struct disk_device_job_progress_info; 46 struct partitionable_space_data; 47 struct thread_creation_attributes; 48 struct user_disk_device_data; 49 struct user_disk_device_job_info; 50 struct user_disk_system_info; 51 52 // This marks the beginning of the syscalls prototypes for gensyscallinfos. 53 // NOTE: 54 // * Nothing but those prototypes may live here. 55 // * The arguments of the functions must be named to be processed properly. 56 57 #ifdef GEN_SYSCALL_INFOS_PROCESSING 58 # define __NO_RETURN 59 # pragma syscalls begin 60 #else 61 # define __NO_RETURN __attribute__((noreturn)) 62 #endif 63 64 extern int _kern_is_computer_on(void); 65 extern status_t _kern_generic_syscall(const char *subsystem, uint32 function, 66 void *buffer, size_t bufferSize); 67 68 extern int _kern_getrlimit(int resource, struct rlimit * rlp); 69 extern int _kern_setrlimit(int resource, const struct rlimit * rlp); 70 71 extern status_t _kern_shutdown(bool reboot); 72 extern status_t _kern_get_safemode_option(const char *parameter, 73 char *buffer, size_t *_bufferSize); 74 75 extern ssize_t _kern_wait_for_objects(object_wait_info* infos, int numInfos, 76 uint32 flags, bigtime_t timeout); 77 78 extern int _kern_event_queue_create(int openFlags); 79 extern status_t _kern_event_queue_select(int queue, 80 struct event_wait_info* userInfos, int numInfos); 81 extern ssize_t _kern_event_queue_wait(int queue, struct event_wait_info* infos, 82 int numInfos, uint32 flags, bigtime_t timeout); 83 84 /* user mutex functions */ 85 extern status_t _kern_mutex_lock(int32* mutex, const char* name, 86 uint32 flags, bigtime_t timeout); 87 extern status_t _kern_mutex_unblock(int32* mutex, uint32 flags); 88 extern status_t _kern_mutex_switch_lock(int32* fromMutex, uint32 fromFlags, 89 int32* toMutex, const char* name, uint32 toflags, 90 bigtime_t timeout); 91 extern status_t _kern_mutex_sem_acquire(int32* sem, const char* name, 92 uint32 flags, bigtime_t timeout); 93 extern status_t _kern_mutex_sem_release(int32* sem, uint32 flags); 94 95 /* sem functions */ 96 extern sem_id _kern_create_sem(int count, const char *name); 97 extern status_t _kern_delete_sem(sem_id id); 98 extern status_t _kern_switch_sem(sem_id releaseSem, sem_id id); 99 extern status_t _kern_switch_sem_etc(sem_id releaseSem, sem_id id, 100 uint32 count, uint32 flags, bigtime_t timeout); 101 extern status_t _kern_acquire_sem(sem_id id); 102 extern status_t _kern_acquire_sem_etc(sem_id id, uint32 count, uint32 flags, 103 bigtime_t timeout); 104 extern status_t _kern_release_sem(sem_id id); 105 extern status_t _kern_release_sem_etc(sem_id id, uint32 count, uint32 flags); 106 extern status_t _kern_get_sem_count(sem_id id, int32* thread_count); 107 extern status_t _kern_get_sem_info(sem_id semaphore, struct sem_info *info, 108 size_t size); 109 extern status_t _kern_get_next_sem_info(team_id team, int32 *cookie, 110 struct sem_info *info, size_t size); 111 extern status_t _kern_set_sem_owner(sem_id id, team_id proc); 112 113 /* POSIX realtime sem syscalls */ 114 extern status_t _kern_realtime_sem_open(const char* name, 115 int openFlagsOrShared, mode_t mode, uint32 semCount, 116 struct _sem_t* userSem, struct _sem_t** _usedUserSem); 117 extern status_t _kern_realtime_sem_close(sem_id semID, 118 struct _sem_t** _deleteUserSem); 119 extern status_t _kern_realtime_sem_unlink(const char* name); 120 121 extern status_t _kern_realtime_sem_get_value(sem_id semID, int* value); 122 extern status_t _kern_realtime_sem_post(sem_id semID); 123 extern status_t _kern_realtime_sem_wait(sem_id semID, uint32 flags, 124 bigtime_t timeout); 125 126 /* POSIX XSI semaphore syscalls */ 127 extern int _kern_xsi_semget(key_t key, int numSems, int flags); 128 extern int _kern_xsi_semctl(int semID, int semNumber, int command, 129 union semun* args); 130 extern status_t _kern_xsi_semop(int semID, struct sembuf *semOps, 131 size_t numSemOps); 132 133 /* POSIX XSI message queue syscalls */ 134 extern int _kern_xsi_msgctl(int messageQueueID, int command, 135 struct msqid_ds *buffer); 136 extern int _kern_xsi_msgget(key_t key, int messageQueueFlags); 137 extern ssize_t _kern_xsi_msgrcv(int messageQueueID, void *messagePointer, 138 size_t messageSize, long messageType, int messageFlags); 139 extern int _kern_xsi_msgsnd(int messageQueueID, 140 const void *messagePointer, size_t messageSize, 141 int messageFlags); 142 143 /* team & thread syscalls */ 144 extern thread_id _kern_load_image(const char* const* flatArgs, 145 size_t flatArgsSize, int32 argCount, int32 envCount, 146 int32 priority, uint32 flags, port_id errorPort, 147 uint32 errorToken); 148 extern void __NO_RETURN _kern_exit_team(status_t returnValue); 149 extern status_t _kern_kill_team(team_id team); 150 extern team_id _kern_get_current_team(); 151 extern status_t _kern_wait_for_team(team_id team, status_t *_returnCode); 152 extern pid_t _kern_wait_for_child(thread_id child, uint32 flags, 153 siginfo_t* info, team_usage_info* usageInfo); 154 extern status_t _kern_exec(const char *path, const char* const* flatArgs, 155 size_t flatArgsSize, int32 argCount, int32 envCount, 156 mode_t umask); 157 extern thread_id _kern_fork(void); 158 extern pid_t _kern_process_info(pid_t process, int32 which); 159 extern pid_t _kern_setpgid(pid_t process, pid_t group); 160 extern pid_t _kern_setsid(void); 161 extern status_t _kern_change_root(const char *path); 162 163 extern thread_id _kern_spawn_thread( 164 struct thread_creation_attributes* attributes); 165 extern thread_id _kern_find_thread(const char *name); 166 extern status_t _kern_suspend_thread(thread_id thread); 167 extern status_t _kern_resume_thread(thread_id thread); 168 extern status_t _kern_rename_thread(thread_id thread, const char *newName); 169 extern status_t _kern_set_thread_priority(thread_id thread, 170 int32 newPriority); 171 extern status_t _kern_kill_thread(thread_id thread); 172 extern void _kern_exit_thread(status_t returnValue); 173 extern status_t _kern_cancel_thread(thread_id threadID, 174 void (*cancelFunction)(int)); 175 extern void _kern_thread_yield(void); 176 extern status_t _kern_wait_for_thread(thread_id thread, 177 status_t *_returnCode); 178 extern status_t _kern_wait_for_thread_etc(thread_id thread, uint32 flags, 179 bigtime_t timeout, status_t *_returnCode); 180 extern bool _kern_has_data(thread_id thread); 181 extern status_t _kern_send_data(thread_id thread, int32 code, 182 const void *buffer, size_t bufferSize); 183 extern int32 _kern_receive_data(thread_id *_sender, void *buffer, 184 size_t bufferSize); 185 extern int64 _kern_restore_signal_frame( 186 struct signal_frame_data* signalFrameData); 187 188 extern status_t _kern_get_thread_info(thread_id id, thread_info *info); 189 extern status_t _kern_get_next_thread_info(team_id team, int32 *cookie, 190 thread_info *info); 191 extern status_t _kern_get_team_info(team_id id, team_info *info, 192 size_t size); 193 extern status_t _kern_get_next_team_info(int32 *cookie, team_info *info, 194 size_t size); 195 extern status_t _kern_get_team_usage_info(team_id team, int32 who, 196 team_usage_info *info, size_t size); 197 extern status_t _kern_get_extended_team_info(team_id teamID, uint32 flags, 198 void* buffer, size_t size, size_t* _sizeNeeded); 199 extern int _kern_get_cpu(); 200 extern status_t _kern_get_thread_affinity(thread_id id, void* userMask, size_t size); 201 extern status_t _kern_set_thread_affinity(thread_id id, const void* userMask, size_t size); 202 203 extern status_t _kern_start_watching_system(int32 object, uint32 flags, 204 port_id port, int32 token); 205 extern status_t _kern_stop_watching_system(int32 object, uint32 flags, 206 port_id port, int32 token); 207 208 extern status_t _kern_block_thread(uint32 flags, bigtime_t timeout); 209 extern status_t _kern_unblock_thread(thread_id thread, status_t status); 210 extern status_t _kern_unblock_threads(thread_id* threads, uint32 count, 211 status_t status); 212 213 extern bigtime_t _kern_estimate_max_scheduling_latency(thread_id thread); 214 215 extern status_t _kern_set_scheduler_mode(int32 mode); 216 extern int32 _kern_get_scheduler_mode(void); 217 218 // user/group functions 219 extern gid_t _kern_getgid(bool effective); 220 extern uid_t _kern_getuid(bool effective); 221 extern status_t _kern_setregid(gid_t rgid, gid_t egid, 222 bool setAllIfPrivileged); 223 extern status_t _kern_setreuid(uid_t ruid, uid_t euid, 224 bool setAllIfPrivileged); 225 extern ssize_t _kern_getgroups(int groupCount, gid_t* groupList); 226 extern status_t _kern_setgroups(int groupCount, const gid_t* groupList); 227 228 // signal functions 229 extern status_t _kern_send_signal(int32 id, uint32 signal, 230 const union sigval* userValue, uint32 flags); 231 extern status_t _kern_set_signal_mask(int how, const sigset_t *set, 232 sigset_t *oldSet); 233 extern status_t _kern_sigaction(int sig, const struct sigaction *action, 234 struct sigaction *oldAction); 235 extern status_t _kern_sigwait(const sigset_t *set, siginfo_t *info, 236 uint32 flags, bigtime_t timeout); 237 extern status_t _kern_sigsuspend(const sigset_t *mask); 238 extern status_t _kern_sigpending(sigset_t *set); 239 extern status_t _kern_set_signal_stack(const stack_t *newStack, 240 stack_t *oldStack); 241 242 // image functions 243 extern image_id _kern_register_image(extended_image_info *info, 244 size_t size); 245 extern status_t _kern_unregister_image(image_id id); 246 extern void _kern_image_relocated(image_id id); 247 extern void _kern_loading_app_failed(status_t error); 248 extern status_t _kern_get_image_info(image_id id, image_info *info, 249 size_t size); 250 extern status_t _kern_get_next_image_info(team_id team, int32 *cookie, 251 image_info *info, size_t size); 252 extern status_t _kern_read_kernel_image_symbols(image_id id, 253 elf_sym* symbolTable, int32* _symbolCount, 254 char* stringTable, size_t* _stringTableSize, 255 addr_t* _imageDelta); 256 257 // VFS functions 258 extern dev_t _kern_mount(const char *path, const char *device, 259 const char *fs_name, uint32 flags, const char *args, 260 size_t argsLength); 261 extern status_t _kern_unmount(const char *path, uint32 flags); 262 extern status_t _kern_read_fs_info(dev_t device, struct fs_info *info); 263 extern status_t _kern_write_fs_info(dev_t device, const struct fs_info *info, 264 int mask); 265 extern dev_t _kern_next_device(int32 *_cookie); 266 extern status_t _kern_sync(void); 267 extern status_t _kern_entry_ref_to_path(dev_t device, ino_t inode, 268 const char *leaf, char *userPath, size_t pathLength); 269 extern status_t _kern_normalize_path(const char* userPath, 270 bool traverseLink, char* buffer); 271 extern int _kern_open_entry_ref(dev_t device, ino_t inode, 272 const char *name, int openMode, int perms); 273 extern int _kern_open(int fd, const char *path, int openMode, 274 int perms); 275 extern int _kern_open_dir_entry_ref(dev_t device, ino_t inode, 276 const char *name); 277 extern int _kern_open_dir(int fd, const char *path); 278 extern int _kern_open_parent_dir(int fd, char *name, 279 size_t nameLength); 280 extern status_t _kern_fcntl(int fd, int op, size_t argument); 281 extern status_t _kern_fsync(int fd); 282 extern status_t _kern_flock(int fd, int op); 283 extern off_t _kern_seek(int fd, off_t pos, int seekType); 284 extern status_t _kern_create_dir_entry_ref(dev_t device, ino_t inode, 285 const char *name, int perms); 286 extern status_t _kern_create_dir(int fd, const char *path, int perms); 287 extern status_t _kern_remove_dir(int fd, const char *path); 288 extern status_t _kern_read_link(int fd, const char *path, char *buffer, 289 size_t *_bufferSize); 290 extern status_t _kern_create_symlink(int fd, const char *path, 291 const char *toPath, int mode); 292 extern status_t _kern_create_link(int pathFD, const char *path, int toFD, 293 const char *toPath, bool traverseLeafLink); 294 extern status_t _kern_unlink(int fd, const char *path); 295 extern status_t _kern_rename(int oldDir, const char *oldpath, int newDir, 296 const char *newpath); 297 extern status_t _kern_create_fifo(int fd, const char *path, mode_t perms); 298 extern status_t _kern_create_pipe(int *fds); 299 extern status_t _kern_access(int fd, const char *path, int mode, 300 bool effectiveUserGroup); 301 extern ssize_t _kern_select(int numfds, struct fd_set *readSet, 302 struct fd_set *writeSet, struct fd_set *errorSet, 303 bigtime_t timeout, const sigset_t *sigMask); 304 extern ssize_t _kern_poll(struct pollfd *fds, int numFDs, 305 bigtime_t timeout, const sigset_t *sigMask); 306 307 extern int _kern_open_attr_dir(int fd, const char *path, 308 bool traverseLeafLink); 309 extern ssize_t _kern_read_attr(int fd, const char *attribute, off_t pos, 310 void *buffer, size_t readBytes); 311 extern ssize_t _kern_write_attr(int fd, const char *attribute, uint32 type, 312 off_t pos, const void *buffer, size_t readBytes); 313 extern status_t _kern_stat_attr(int fd, const char *attribute, 314 struct attr_info *attrInfo); 315 extern int _kern_open_attr(int fd, const char* path, const char *name, 316 uint32 type, int openMode); 317 extern status_t _kern_remove_attr(int fd, const char *name); 318 extern status_t _kern_rename_attr(int fromFile, const char *fromName, 319 int toFile, const char *toName); 320 extern int _kern_open_index_dir(dev_t device); 321 extern status_t _kern_create_index(dev_t device, const char *name, 322 uint32 type, uint32 flags); 323 extern status_t _kern_read_index_stat(dev_t device, const char *name, 324 struct stat *stat); 325 extern status_t _kern_remove_index(dev_t device, const char *name); 326 extern status_t _kern_getcwd(char *buffer, size_t size); 327 extern status_t _kern_setcwd(int fd, const char *path); 328 extern int _kern_open_query(dev_t device, const char *query, 329 size_t queryLength, uint32 flags, port_id port, 330 int32 token); 331 332 // file descriptor functions 333 extern ssize_t _kern_read(int fd, off_t pos, void *buffer, 334 size_t bufferSize); 335 extern ssize_t _kern_readv(int fd, off_t pos, const struct iovec *vecs, 336 size_t count); 337 extern ssize_t _kern_write(int fd, off_t pos, const void *buffer, 338 size_t bufferSize); 339 extern ssize_t _kern_writev(int fd, off_t pos, const struct iovec *vecs, 340 size_t count); 341 extern status_t _kern_ioctl(int fd, uint32 cmd, void *data, size_t length); 342 extern ssize_t _kern_read_dir(int fd, struct dirent *buffer, 343 size_t bufferSize, uint32 maxCount); 344 extern status_t _kern_rewind_dir(int fd); 345 extern status_t _kern_read_stat(int fd, const char *path, bool traverseLink, 346 struct stat *stat, size_t statSize); 347 extern status_t _kern_write_stat(int fd, const char *path, 348 bool traverseLink, const struct stat *stat, 349 size_t statSize, int statMask); 350 extern status_t _kern_close(int fd); 351 extern int _kern_dup(int fd); 352 extern int _kern_dup2(int ofd, int nfd); 353 extern status_t _kern_lock_node(int fd); 354 extern status_t _kern_unlock_node(int fd); 355 extern status_t _kern_get_next_fd_info(team_id team, uint32 *_cookie, 356 struct fd_info *info, size_t infoSize); 357 extern status_t _kern_preallocate(int fd, off_t offset, off_t length); 358 359 // socket functions 360 extern int _kern_socket(int family, int type, int protocol); 361 extern status_t _kern_bind(int socket, const struct sockaddr *address, 362 socklen_t addressLength); 363 extern status_t _kern_shutdown_socket(int socket, int how); 364 extern status_t _kern_connect(int socket, const struct sockaddr *address, 365 socklen_t addressLength); 366 extern status_t _kern_listen(int socket, int backlog); 367 extern int _kern_accept(int socket, struct sockaddr *address, 368 socklen_t *_addressLength); 369 extern ssize_t _kern_recv(int socket, void *data, size_t length, 370 int flags); 371 extern ssize_t _kern_recvfrom(int socket, void *data, size_t length, 372 int flags, struct sockaddr *address, 373 socklen_t *_addressLength); 374 extern ssize_t _kern_recvmsg(int socket, struct msghdr *message, 375 int flags); 376 extern ssize_t _kern_send(int socket, const void *data, size_t length, 377 int flags); 378 extern ssize_t _kern_sendto(int socket, const void *data, size_t length, 379 int flags, const struct sockaddr *address, 380 socklen_t addressLength); 381 extern ssize_t _kern_sendmsg(int socket, const struct msghdr *message, 382 int flags); 383 extern status_t _kern_getsockopt(int socket, int level, int option, 384 void *value, socklen_t *_length); 385 extern status_t _kern_setsockopt(int socket, int level, int option, 386 const void *value, socklen_t length); 387 extern status_t _kern_getpeername(int socket, struct sockaddr *address, 388 socklen_t *_addressLength); 389 extern status_t _kern_getsockname(int socket, struct sockaddr *address, 390 socklen_t *_addressLength); 391 extern int _kern_sockatmark(int socket); 392 extern status_t _kern_socketpair(int family, int type, int protocol, 393 int *socketVector); 394 extern status_t _kern_get_next_socket_stat(int family, uint32 *cookie, 395 struct net_stat *stat); 396 397 // node monitor functions 398 extern status_t _kern_stop_notifying(port_id port, uint32 token); 399 extern status_t _kern_start_watching(dev_t device, ino_t node, uint32 flags, 400 port_id port, uint32 token); 401 extern status_t _kern_stop_watching(dev_t device, ino_t node, port_id port, 402 uint32 token); 403 404 // time functions 405 extern status_t _kern_set_real_time_clock(bigtime_t time); 406 extern status_t _kern_set_timezone(int32 timezoneOffset, const char *name, 407 size_t nameLength); 408 extern status_t _kern_get_timezone(int32 *_timezoneOffset, char *name, 409 size_t nameLength); 410 extern status_t _kern_set_real_time_clock_is_gmt(bool isGMT); 411 extern status_t _kern_get_real_time_clock_is_gmt(bool *_isGMT); 412 413 extern status_t _kern_get_clock(clockid_t clockID, bigtime_t* _time); 414 extern status_t _kern_set_clock(clockid_t clockID, bigtime_t time); 415 416 extern bigtime_t _kern_system_time(); 417 extern status_t _kern_snooze_etc(bigtime_t time, int timebase, int32 flags, 418 bigtime_t* _remainingTime); 419 420 extern int32 _kern_create_timer(clockid_t clockID, thread_id threadID, 421 uint32 flags, const struct sigevent* event, 422 const struct thread_creation_attributes* 423 threadAttributes); 424 extern status_t _kern_delete_timer(int32 timerID, thread_id threadID); 425 extern status_t _kern_get_timer(int32 timerID, thread_id threadID, 426 struct user_timer_info* info); 427 extern status_t _kern_set_timer(int32 timerID, thread_id threadID, 428 bigtime_t startTime, bigtime_t interval, uint32 flags, 429 struct user_timer_info* oldInfo); 430 431 // area functions 432 extern area_id _kern_create_area(const char *name, void **address, 433 uint32 addressSpec, size_t size, uint32 lock, 434 uint32 protection); 435 extern status_t _kern_delete_area(area_id area); 436 extern area_id _kern_area_for(void *address); 437 extern area_id _kern_find_area(const char *name); 438 extern status_t _kern_get_area_info(area_id area, area_info *info); 439 extern status_t _kern_get_next_area_info(team_id team, ssize_t *cookie, 440 area_info *info); 441 extern status_t _kern_resize_area(area_id area, size_t newSize); 442 extern area_id _kern_transfer_area(area_id area, void **_address, 443 uint32 addressSpec, team_id target); 444 extern status_t _kern_set_area_protection(area_id area, 445 uint32 newProtection); 446 extern area_id _kern_clone_area(const char *name, void **_address, 447 uint32 addressSpec, uint32 protection, 448 area_id sourceArea); 449 extern status_t _kern_reserve_address_range(addr_t* _address, 450 uint32 addressSpec, addr_t size); 451 extern status_t _kern_unreserve_address_range(addr_t address, addr_t size); 452 453 extern area_id _kern_map_file(const char *name, void **address, 454 uint32 addressSpec, size_t size, uint32 protection, 455 uint32 mapping, bool unmapAddressRange, int fd, 456 off_t offset); 457 extern status_t _kern_unmap_memory(void *address, size_t size); 458 extern status_t _kern_set_memory_protection(void *address, size_t size, 459 uint32 protection); 460 extern status_t _kern_sync_memory(void *address, size_t size, int flags); 461 extern status_t _kern_memory_advice(void *address, size_t size, 462 uint32 advice); 463 464 extern status_t _kern_get_memory_properties(team_id teamID, 465 const void *address, uint32* _protected, uint32* _lock); 466 467 extern status_t _kern_mlock(const void* address, size_t size); 468 extern status_t _kern_munlock(const void* address, size_t size); 469 470 /* kernel port functions */ 471 extern port_id _kern_create_port(int32 queue_length, const char *name); 472 extern status_t _kern_close_port(port_id id); 473 extern status_t _kern_delete_port(port_id id); 474 extern port_id _kern_find_port(const char *port_name); 475 extern status_t _kern_get_port_info(port_id id, struct port_info *info); 476 extern status_t _kern_get_next_port_info(team_id team, int32 *cookie, 477 struct port_info *info); 478 extern ssize_t _kern_port_buffer_size_etc(port_id port, uint32 flags, 479 bigtime_t timeout); 480 extern int32 _kern_port_count(port_id port); 481 extern ssize_t _kern_read_port_etc(port_id port, int32 *msgCode, 482 void *msgBuffer, size_t bufferSize, uint32 flags, 483 bigtime_t timeout); 484 extern status_t _kern_set_port_owner(port_id port, team_id team); 485 extern status_t _kern_write_port_etc(port_id port, int32 msgCode, 486 const void *msgBuffer, size_t bufferSize, uint32 flags, 487 bigtime_t timeout); 488 extern status_t _kern_writev_port_etc(port_id id, int32 msgCode, 489 const struct iovec *msgVecs, size_t vecCount, 490 size_t bufferSize, uint32 flags, bigtime_t timeout); 491 extern status_t _kern_get_port_message_info_etc(port_id port, 492 port_message_info *info, size_t infoSize, uint32 flags, 493 bigtime_t timeout); 494 495 // debug support functions 496 extern status_t _kern_kernel_debugger(const char *message); 497 extern void _kern_register_syslog_daemon(port_id port); 498 extern void _kern_debugger(const char *message); 499 extern int _kern_disable_debugger(int state); 500 501 extern status_t _kern_install_default_debugger(port_id debuggerPort); 502 extern port_id _kern_install_team_debugger(team_id team, 503 port_id debuggerPort); 504 extern status_t _kern_remove_team_debugger(team_id team); 505 extern status_t _kern_debug_thread(thread_id thread); 506 extern void _kern_wait_for_debugger(void); 507 508 extern status_t _kern_set_debugger_breakpoint(void *address, uint32 type, 509 int32 length, bool watchpoint); 510 extern status_t _kern_clear_debugger_breakpoint(void *address, 511 bool watchpoint); 512 513 extern status_t _kern_system_profiler_start( 514 struct system_profiler_parameters* parameters); 515 extern status_t _kern_system_profiler_next_buffer(size_t bytesRead, 516 uint64* _droppedEvents); 517 extern status_t _kern_system_profiler_stop(); 518 extern status_t _kern_system_profiler_recorded( 519 struct system_profiler_parameters* parameters); 520 521 /* atomic_* ops (needed for CPUs that don't support them directly) */ 522 #ifdef ATOMIC_FUNCS_ARE_SYSCALLS 523 extern void _kern_atomic_set(int32 *value, int32 newValue); 524 extern int32 _kern_atomic_get_and_set(int32 *value, int32 newValue); 525 extern int32 _kern_atomic_test_and_set(int32 *value, int32 newValue, 526 int32 testAgainst); 527 extern int32 _kern_atomic_add(int32 *value, int32 addValue); 528 extern int32 _kern_atomic_and(int32 *value, int32 andValue); 529 extern int32 _kern_atomic_or(int32 *value, int32 orValue); 530 extern int32 _kern_atomic_get(int32 *value); 531 #endif // ATOMIC_FUNCS_ARE_SYSCALLS 532 533 #ifdef ATOMIC64_FUNCS_ARE_SYSCALLS 534 extern void _kern_atomic_set64(int64 *value, int64 newValue); 535 extern int64 _kern_atomic_get_and_set64(int64 *value, int64 newValue); 536 extern int64 _kern_atomic_test_and_set64(int64 *value, int64 newValue, 537 int64 testAgainst); 538 extern int64 _kern_atomic_add64(int64 *value, int64 addValue); 539 extern int64 _kern_atomic_and64(int64 *value, int64 andValue); 540 extern int64 _kern_atomic_or64(int64 *value, int64 orValue); 541 extern int64 _kern_atomic_get64(int64 *value); 542 #endif // ATOMIC64_FUNCS_ARE_SYSCALLS 543 544 /* System informations */ 545 extern status_t _kern_get_system_info(system_info* info); 546 extern status_t _kern_get_cpu_info(uint32 firstCPU, uint32 cpuCount, 547 cpu_info* info); 548 extern status_t _kern_get_cpu_topology_info( 549 cpu_topology_node_info* topologyInfos, 550 uint32* topologyInfoCount); 551 552 extern status_t _kern_analyze_scheduling(bigtime_t from, bigtime_t until, 553 void* buffer, size_t size, 554 struct scheduling_analysis* analysis); 555 556 /* Debug output */ 557 extern void _kern_debug_output(const char *message); 558 extern void _kern_ktrace_output(const char *message); 559 extern status_t _kern_frame_buffer_update(addr_t baseAddress, int32 width, 560 int32 height, int32 depth, int32 bytesPerRow); 561 562 /* messaging service */ 563 extern area_id _kern_register_messaging_service(sem_id lockingSem, 564 sem_id counterSem); 565 extern status_t _kern_unregister_messaging_service(); 566 567 extern void _kern_clear_caches(void *address, size_t length, 568 uint32 flags); 569 extern bool _kern_cpu_enabled(int32 cpu); 570 extern status_t _kern_set_cpu_enabled(int32 cpu, bool enabled); 571 572 #if defined(__i386__) || defined(__x86_64__) 573 // our only x86 only syscall 574 extern status_t _kern_get_cpuid(cpuid_info *info, uint32 eax, uint32 cpu); 575 #endif 576 577 578 /* Disk Device Manager syscalls */ 579 580 // iterating, retrieving device/partition data 581 extern partition_id _kern_get_next_disk_device_id(int32 *cookie, 582 size_t *neededSize); 583 extern partition_id _kern_find_disk_device(const char *filename, 584 size_t *neededSize); 585 extern partition_id _kern_find_partition(const char *filename, 586 size_t *neededSize); 587 extern partition_id _kern_find_file_disk_device(const char *filename, 588 size_t *neededSize); 589 extern status_t _kern_get_disk_device_data(partition_id deviceID, 590 bool deviceOnly, struct user_disk_device_data *buffer, 591 size_t bufferSize, size_t *neededSize); 592 extern partition_id _kern_register_file_device(const char *filename); 593 extern status_t _kern_unregister_file_device(partition_id deviceID, 594 const char *filename); 595 // Only a valid deviceID or filename need to be passed. The other one 596 // is -1/NULL. If both is given only filename is ignored. 597 extern status_t _kern_get_file_disk_device_path(partition_id id, 598 char* buffer, size_t bufferSize); 599 600 // disk systems 601 extern status_t _kern_get_disk_system_info(disk_system_id id, 602 struct user_disk_system_info *info); 603 extern status_t _kern_get_next_disk_system_info(int32 *cookie, 604 struct user_disk_system_info *info); 605 extern status_t _kern_find_disk_system(const char *name, 606 struct user_disk_system_info *info); 607 608 // disk device modification 609 extern status_t _kern_defragment_partition(partition_id partitionID, 610 int32* changeCounter); 611 extern status_t _kern_repair_partition(partition_id partitionID, 612 int32* changeCounter, bool checkOnly); 613 extern status_t _kern_resize_partition(partition_id partitionID, 614 int32* changeCounter, partition_id childID, 615 int32* childChangeCounter, off_t size, 616 off_t contentSize); 617 extern status_t _kern_move_partition(partition_id partitionID, 618 int32* changeCounter, partition_id childID, 619 int32* childChangeCounter, off_t newOffset, 620 partition_id* descendantIDs, 621 int32* descendantChangeCounters, int32 descendantCount); 622 extern status_t _kern_set_partition_name(partition_id partitionID, 623 int32* changeCounter, partition_id childID, 624 int32* childChangeCounter, const char* name); 625 extern status_t _kern_set_partition_content_name(partition_id partitionID, 626 int32* changeCounter, const char* name); 627 extern status_t _kern_set_partition_type(partition_id partitionID, 628 int32* changeCounter, partition_id childID, 629 int32* childChangeCounter, const char* type); 630 extern status_t _kern_set_partition_parameters(partition_id partitionID, 631 int32* changeCounter, partition_id childID, 632 int32* childChangeCounter, const char* parameters); 633 extern status_t _kern_set_partition_content_parameters( 634 partition_id partitionID, int32* changeCounter, 635 const char* parameters); 636 extern status_t _kern_initialize_partition(partition_id partitionID, 637 int32* changeCounter, const char* diskSystemName, 638 const char* name, const char* parameters); 639 extern status_t _kern_uninitialize_partition(partition_id partitionID, 640 int32* changeCounter, partition_id parentID, 641 int32* parentChangeCounter); 642 extern status_t _kern_create_child_partition(partition_id partitionID, 643 int32* changeCounter, off_t offset, off_t size, 644 const char* type, const char* name, 645 const char* parameters, partition_id* childID, 646 int32* childChangeCounter); 647 extern status_t _kern_delete_child_partition(partition_id partitionID, 648 int32* changeCounter, partition_id childID, 649 int32 childChangeCounter); 650 651 // disk change notification 652 extern status_t _kern_start_watching_disks(uint32 eventMask, port_id port, 653 int32 token); 654 extern status_t _kern_stop_watching_disks(port_id port, int32 token); 655 656 657 // The end mark for gensyscallinfos. 658 #ifdef GEN_SYSCALL_INFOS_PROCESSING 659 #pragma syscalls end 660 #endif 661 662 #undef __NO_RETURN 663 664 #ifdef __cplusplus 665 } 666 #endif 667 668 #endif /* _SYSTEM_SYSCALLS_H */ 669