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