1/* 2 * Copyright 2004-2005, Haiku Inc. All rights reserved. 3 * Distributed under the terms of the MIT License. 4 */ 5#ifndef _KERNEL_SYSCALLS_H 6#define _KERNEL_SYSCALLS_H 7 8 9#include <OS.h> 10#include <image.h> 11//#include <disk_device_manager/ddm_userland_interface.h> 12#include <storage/DiskDeviceDefs.h> 13 14//#include <sys/select.h> 15#include <sys/uio.h> 16 17 18#ifdef __cplusplus 19extern "C" { 20#endif 21 22struct sigaction; 23struct rlimit; 24struct stat; 25struct pollfd; 26struct fs_info; 27struct dirent; 28 29// This marks the beginning of the syscalls prototypes for gensyscallinfos. 30// NOTE: 31// * Nothing but those prototypes may live here. 32// * The arguments of the functions must be named to be processed properly. 33 34#ifdef GEN_SYSCALL_INFOS_PROCESSING 35#pragma syscalls begin 36#endif 37 38extern int _kern_null(); 39extern status_t _kern_generic_syscall(const char *subsystem, uint32 function, 40 void *buffer, size_t bufferSize); 41 42extern int _kern_getrlimit(int resource, struct rlimit * rlp); 43extern int _kern_setrlimit(int resource, const struct rlimit * rlp); 44 45extern status_t _kern_shutdown(bool reboot); 46extern status_t _kern_get_safemode_option(const char *parameter, char *buffer, size_t *_bufferSize); 47 48/* sem functions */ 49extern sem_id _kern_create_sem(int count, const char *name); 50extern status_t _kern_delete_sem(sem_id id); 51extern status_t _kern_switch_sem(sem_id releaseSem, sem_id id); 52extern status_t _kern_switch_sem_etc(sem_id releaseSem, sem_id id, uint32 count, 53 uint32 flags, bigtime_t timeout); 54extern status_t _kern_acquire_sem(sem_id id); 55extern status_t _kern_acquire_sem_etc(sem_id id, uint32 count, uint32 flags, bigtime_t timeout); 56extern status_t _kern_release_sem(sem_id id); 57extern status_t _kern_release_sem_etc(sem_id id, uint32 count, uint32 flags); 58extern status_t _kern_get_sem_count(sem_id id, int32* thread_count); 59extern status_t _kern_get_sem_info(sem_id semaphore, struct sem_info *info, size_t size); 60extern status_t _kern_get_next_sem_info(team_id team, uint32 *cookie, 61 struct sem_info *info, size_t size); 62extern status_t _kern_set_sem_owner(sem_id id, team_id proc); 63 64/* team & thread syscalls */ 65 66// extern thread_id _kern_load_image(int32 argCount, const char **args, 67// int32 envCount, const char **envp, int32 priority, 68// uint32 flags); 69// extern void _kern_exit_team(status_t returnValue); 70// extern status_t _kern_kill_team(team_id team); 71// extern team_id _kern_get_current_team(); 72// extern status_t _kern_wait_for_team(team_id team, status_t *_returnCode); 73// extern thread_id _kern_wait_for_child(thread_id child, uint32 flags, 74// int32 *_reason, status_t *_returnCode); 75// extern status_t _kern_exec(const char *path, int32 argc, char * const *argv, int32 envCount, 76// char * const *environment); 77// extern thread_id _kern_fork(void); 78// extern pid_t _kern_process_info(pid_t process, int32 which); 79// extern pid_t _kern_setpgid(pid_t process, pid_t group); 80// extern pid_t _kern_setsid(void); 81 82// extern thread_id _kern_spawn_thread(int32 (*func)(thread_func, void *), 83// const char *name, int32 priority, void *data1, void *data2); 84// extern thread_id _kern_find_thread(const char *name); 85// extern status_t _kern_suspend_thread(thread_id thread); 86// extern status_t _kern_resume_thread(thread_id thread); 87// extern status_t _kern_rename_thread(thread_id thread, const char *newName); 88// extern status_t _kern_set_thread_priority(thread_id thread, int32 newPriority); 89// extern status_t _kern_kill_thread(thread_id thread); 90// extern void _kern_exit_thread(status_t returnValue); 91// extern status_t _kern_wait_for_thread(thread_id thread, status_t *_returnCode); 92// extern bool _kern_has_data(thread_id thread); 93// extern status_t _kern_send_data(thread_id thread, int32 code, const void *buffer, size_t bufferSize); 94// extern int32 _kern_receive_data(thread_id *_sender, void *buffer, size_t bufferSize); 95// extern int64 _kern_restore_signal_frame(); 96 97// extern status_t _kern_get_thread_info(thread_id id, thread_info *info); 98// extern status_t _kern_get_next_thread_info(team_id team, int32 *cookie, thread_info *info); 99// extern status_t _kern_get_team_info(team_id id, team_info *info); 100// extern status_t _kern_get_next_team_info(int32 *cookie, team_info *info); 101// extern status_t _kern_get_team_usage_info(team_id team, int32 who, team_usage_info *info, size_t size); 102 103// signal functions 104// extern int _kern_send_signal(pid_t tid, uint sig); 105// extern int _kern_sigprocmask(int how, const sigset_t *set, sigset_t *oldSet); 106// extern int _kern_sigaction(int sig, const struct sigaction *action, struct sigaction *oldAction); 107// extern bigtime_t _kern_set_alarm(bigtime_t time, uint32 mode); 108 109// image functions 110// extern image_id _kern_register_image(image_info *info, size_t size); 111// extern status_t _kern_unregister_image(image_id id); 112// extern void _kern_image_relocated(image_id id); 113// extern void _kern_loading_app_failed(status_t error); 114// extern status_t _kern_get_image_info(image_id id, image_info *info, size_t size); 115// extern status_t _kern_get_next_image_info(team_id team, int32 *cookie, image_info *info, size_t size); 116 117// VFS functions 118// extern status_t _kern_mount(const char *path, const char *device, 119// const char *fs_name, uint32 flags, const char *args); 120// extern status_t _kern_unmount(const char *path, uint32 flags); 121// extern status_t _kern_read_fs_info(dev_t device, struct fs_info *info); 122// extern status_t _kern_write_fs_info(dev_t device, const struct fs_info *info, int mask); 123// extern dev_t _kern_next_device(int32 *_cookie); 124// extern status_t _kern_sync(void); 125extern status_t _kern_entry_ref_to_path(dev_t device, ino_t inode, 126 const char *leaf, char *userPath, size_t pathLength); 127extern int _kern_open_entry_ref(dev_t device, ino_t inode, const char *name, int openMode, int perms); 128extern int _kern_open(int fd, const char *path, int openMode, int perms); 129extern int _kern_open_dir_entry_ref(dev_t device, ino_t inode, const char *name); 130extern int _kern_open_dir(int fd, const char *path); 131extern int _kern_open_parent_dir(int fd, char *name, 132 size_t nameLength); 133// extern status_t _kern_fcntl(int fd, int op, uint32 argument); 134extern status_t _kern_fsync(int fd); 135extern off_t _kern_seek(int fd, off_t pos, int seekType); 136extern status_t _kern_create_dir_entry_ref(dev_t device, ino_t inode, const char *name, int perms); 137extern status_t _kern_create_dir(int fd, const char *path, int perms); 138// extern status_t _kern_remove_dir(const char *path); 139extern status_t _kern_read_link(int fd, const char *path, char *buffer, 140 size_t *_bufferSize); 141// extern status_t _kern_write_link(const char *path, const char *toPath); 142extern status_t _kern_create_symlink(int fd, const char *path, 143 const char *toPath, int mode); 144// extern status_t _kern_create_link(const char *path, const char *toPath); 145extern status_t _kern_unlink(int fd, const char *path); 146extern status_t _kern_rename(int oldDir, const char *oldpath, int newDir, 147 const char *newpath); 148// extern status_t _kern_access(const char *path, int mode); 149// extern ssize_t _kern_select(int numfds, fd_set *readSet, fd_set *writeSet, fd_set *errorSet, 150// bigtime_t timeout, const sigset_t *sigMask); 151// extern ssize_t _kern_poll(struct pollfd *fds, int numfds, bigtime_t timeout); 152extern int _kern_open_attr_dir(int fd, const char *path); 153// extern int _kern_create_attr(int fd, const char *name, uint32 type, int openMode); 154// extern int _kern_open_attr(int fd, const char *name, int openMode); 155extern status_t _kern_remove_attr(int fd, const char *name); 156extern status_t _kern_rename_attr(int fromFile, const char *fromName, int toFile, const char *toName); 157// extern int _kern_open_index_dir(dev_t device); 158// extern status_t _kern_create_index(dev_t device, const char *name, uint32 type, uint32 flags); 159// extern status_t _kern_read_index_stat(dev_t device, const char *name, struct stat *stat); 160// extern status_t _kern_remove_index(dev_t device, const char *name); 161// extern status_t _kern_getcwd(char *buffer, size_t size); 162// extern status_t _kern_setcwd(int fd, const char *path); 163// extern int _kern_open_query(dev_t device, const char *query, size_t queryLength, 164// uint32 flags, port_id port, int32 token); 165 166// file descriptor functions 167extern ssize_t _kern_read(int fd, off_t pos, void *buffer, size_t bufferSize); 168//extern ssize_t _kern_readv(int fd, off_t pos, const iovec *vecs, size_t count); 169extern ssize_t _kern_write(int fd, off_t pos, const void *buffer, size_t bufferSize); 170//extern ssize_t _kern_writev(int fd, off_t pos, const iovec *vecs, size_t count); 171// extern status_t _kern_ioctl(int fd, ulong cmd, void *data, size_t length); 172extern ssize_t _kern_read_dir(int fd, struct dirent *buffer, size_t bufferSize, uint32 maxCount); 173extern status_t _kern_rewind_dir(int fd); 174extern status_t _kern_read_stat(int fd, const char *path, bool traverseLink, 175 struct stat *stat, size_t statSize); 176extern status_t _kern_write_stat(int fd, const char *path, 177 bool traverseLink, const struct stat *stat, 178 size_t statSize, int statMask); 179extern status_t _kern_close(int fd); 180extern int _kern_dup(int fd); 181// extern int _kern_dup2(int ofd, int nfd); 182extern status_t _kern_lock_node(int fd); 183extern status_t _kern_unlock_node(int fd); 184 185// node monitor functions 186// extern status_t _kern_stop_notifying(port_id port, uint32 token); 187// extern status_t _kern_start_watching(dev_t device, ino_t node, uint32 flags, 188// port_id port, uint32 token); 189// extern status_t _kern_stop_watching(dev_t device, ino_t node, uint32 flags, 190// port_id port, uint32 token); 191 192// time functions 193// extern status_t _kern_set_real_time_clock(uint32 time); 194// extern status_t _kern_set_timezone(int32 timezoneOffset, bool daylightSavingTime); 195// extern status_t _kern_set_tzfilename(const char *filename, size_t length, bool isGMT); 196// extern status_t _kern_get_tzfilename(char *filename, size_t length, bool *_isGMT); 197// 198// extern bigtime_t _kern_system_time(); 199// extern status_t _kern_snooze_etc(bigtime_t time, int timebase, int32 flags); 200 201// area functions 202// extern area_id _kern_create_area(const char *name, void **address, uint32 addressSpec, 203// size_t size, uint32 lock, uint32 protection); 204// extern status_t _kern_delete_area(area_id area); 205// extern area_id _kern_area_for(void *address); 206// extern area_id _kern_find_area(const char *name); 207// extern status_t _kern_get_area_info(area_id area, area_info *info); 208// extern status_t _kern_get_next_area_info(team_id team, int32 *cookie, area_info *info); 209// extern status_t _kern_resize_area(area_id area, size_t newSize); 210// extern area_id _kern_transfer_area(area_id area, void **_address, uint32 addressSpec, 211// team_id target); 212// extern status_t _kern_set_area_protection(area_id area, uint32 newProtection); 213// extern area_id _kern_clone_area(const char *name, void **_address, uint32 addressSpec, 214// uint32 protection, area_id sourceArea); 215// extern status_t _kern_init_heap_address_range(addr_t base, addr_t size); 216// 217// area_id sys_vm_map_file(const char *name, void **address, int addr_type, 218// addr_t size, int lock, int mapping, const char *path, off_t offset); 219 220/* kernel port functions */ 221// extern port_id _kern_create_port(int32 queue_length, const char *name); 222// extern status_t _kern_close_port(port_id id); 223// extern status_t _kern_delete_port(port_id id); 224// extern port_id _kern_find_port(const char *port_name); 225// extern status_t _kern_get_port_info(port_id id, struct port_info *info); 226// extern status_t _kern_get_next_port_info(team_id team, uint32 *cookie, struct port_info *info); 227// extern ssize_t _kern_port_buffer_size_etc(port_id port, uint32 flags, bigtime_t timeout); 228// extern int32 _kern_port_count(port_id port); 229// extern ssize_t _kern_read_port_etc(port_id port, int32 *msgCode, void *msgBuffer, 230// size_t bufferSize, uint32 flags, bigtime_t timeout); 231// extern status_t _kern_set_port_owner(port_id port, team_id team); 232// extern status_t _kern_write_port_etc(port_id port, int32 msgCode, const void *msgBuffer, 233// size_t bufferSize, uint32 flags, bigtime_t timeout); 234// extern status_t _kern_writev_port_etc(port_id id, int32 msgCode, const iovec *msgVecs, 235// size_t vecCount, size_t bufferSize, uint32 flags, bigtime_t timeout); 236 237// debug support functions 238// extern void _kern_debugger(const char *message); 239// extern int _kern_disable_debugger(int state); 240// 241// extern status_t _kern_install_default_debugger(port_id debuggerPort); 242// extern port_id _kern_install_team_debugger(team_id team, 243// port_id debuggerPort); 244// extern status_t _kern_remove_team_debugger(team_id team); 245// extern status_t _kern_debug_thread(thread_id thread); 246// extern void _kern_wait_for_debugger(void); 247 248 249/* atomic_* ops (needed for CPUs that don't support them directly) */ 250// #ifdef ATOMIC_FUNCS_ARE_SYSCALLS 251// extern int32 _kern_atomic_set(vint32 *value, int32 newValue); 252// extern int32 _kern_atomic_test_and_set(vint32 *value, int32 newValue, int32 testAgainst); 253// extern int32 _kern_atomic_add(vint32 *value, int32 addValue); 254// extern int32 _kern_atomic_and(vint32 *value, int32 andValue); 255// extern int32 _kern_atomic_or(vint32 *value, int32 orValue); 256// extern int32 _kern_atomic_get(vint32 *value); 257// #endif // ATOMIC_FUNCS_ARE_SYSCALLS 258 259// #ifdef ATOMIC64_FUNCS_ARE_SYSCALLS 260// extern int64 _kern_atomic_set64(vint64 *value, int64 newValue); 261// extern int64 _kern_atomic_test_and_set64(vint64 *value, int64 newValue, int64 testAgainst); 262// extern int64 _kern_atomic_add64(vint64 *value, int64 addValue); 263// extern int64 _kern_atomic_and64(vint64 *value, int64 andValue); 264// extern int64 _kern_atomic_or64(vint64 *value, int64 orValue); 265// extern int64 _kern_atomic_get64(vint64 *value); 266// #endif // ATOMIC64_FUNCS_ARE_SYSCALLS 267 268// int sys_sysctl(int *name, uint namlen, void *oldp, size_t *oldlen, 269// void *newp, size_t newlen); 270// int sys_socket(int family, int type, int proto); 271 272/* System informations */ 273// extern status_t _kern_get_system_info(system_info *info, size_t size); 274 275/* Debug output */ 276// extern void _kern_debug_output(const char *message); 277// extern status_t _kern_frame_buffer_update(addr_t baseAddress, int32 width, 278// int32 height, int32 depth, int32 bytesPerRow); 279 280/* messaging service */ 281// extern area_id _kern_register_messaging_service(sem_id lockingSem, 282// sem_id counterSem); 283// extern status_t _kern_unregister_messaging_service(); 284// 285// extern void _kern_clear_caches(void *address, size_t length, uint32 flags); 286 287// #ifdef __INTEL__ 288// // our only x86 only syscall 289// extern status_t _kern_get_cpuid(cpuid_info *info, uint32 eax, uint32 cpu); 290// #endif 291 292 293/* Disk Device Manager syscalls */ 294 295// iterating, retrieving device/partition data 296extern partition_id _kern_get_next_disk_device_id(int32 *cookie, size_t *neededSize); 297extern partition_id _kern_find_disk_device(const char *filename, size_t *neededSize); 298extern partition_id _kern_find_partition(const char *filename, size_t *neededSize); 299extern status_t _kern_get_disk_device_data(partition_id deviceID, bool deviceOnly, 300 bool shadow, struct user_disk_device_data *buffer, 301 size_t bufferSize, size_t *neededSize); 302extern partition_id _kern_register_file_device(const char *filename); 303extern status_t _kern_unregister_file_device(partition_id deviceID, 304 const char *filename); 305 // Only a valid deviceID or filename need to be passed. The other one 306 // is -1/NULL. If both is given only filename is ignored. 307 308// disk systems 309extern status_t _kern_get_disk_system_info(disk_system_id id, 310 struct user_disk_system_info *info); 311extern status_t _kern_get_next_disk_system_info(int32 *cookie, 312 struct user_disk_system_info *info); 313extern status_t _kern_find_disk_system(const char *name, 314 struct user_disk_system_info *info); 315extern bool _kern_supports_defragmenting_partition(partition_id partitionID, 316 int32 changeCounter, bool *whileMounted); 317extern bool _kern_supports_repairing_partition(partition_id partitionID, 318 int32 changeCounter, bool checkOnly, bool *whileMounted); 319extern bool _kern_supports_resizing_partition(partition_id partitionID, 320 int32 changeCounter, bool *canResizeContents, bool *whileMounted); 321extern bool _kern_supports_moving_partition(partition_id partitionID, 322 int32 changeCounter, partition_id *unmovable, 323 partition_id *needUnmounting, size_t bufferSize); 324extern bool _kern_supports_setting_partition_name(partition_id partitionID, 325 int32 changeCounter); 326extern bool _kern_supports_setting_partition_content_name(partition_id partitionID, 327 int32 changeCounter, bool *whileMounted); 328extern bool _kern_supports_setting_partition_type(partition_id partitionID, 329 int32 changeCounter); 330extern bool _kern_supports_setting_partition_parameters(partition_id partitionID, 331 int32 changeCounter); 332extern bool _kern_supports_setting_partition_content_parameters( 333 partition_id partitionID, int32 changeCounter, bool *whileMounted); 334extern bool _kern_supports_initializing_partition(partition_id partitionID, 335 int32 changeCounter, const char *diskSystemName); 336extern bool _kern_supports_creating_child_partition(partition_id partitionID, 337 int32 changeCounter); 338extern bool _kern_supports_deleting_child_partition(partition_id partitionID, 339 int32 changeCounter); 340extern bool _kern_is_sub_disk_system_for(disk_system_id diskSystemID, 341 partition_id partitionID, int32 changeCounter); 342 343extern status_t _kern_validate_resize_partition(partition_id partitionID, 344 int32 changeCounter, off_t *size); 345extern status_t _kern_validate_move_partition(partition_id partitionID, 346 int32 changeCounter, off_t *newOffset); 347extern status_t _kern_validate_set_partition_name(partition_id partitionID, 348 int32 changeCounter, char *name); 349extern status_t _kern_validate_set_partition_content_name(partition_id partitionID, 350 int32 changeCounter, char *name); 351extern status_t _kern_validate_set_partition_type(partition_id partitionID, 352 int32 changeCounter, const char *type); 353extern status_t _kern_validate_initialize_partition(partition_id partitionID, 354 int32 changeCounter, const char *diskSystemName, 355 char *name, const char *parameters, size_t parametersSize); 356extern status_t _kern_validate_create_child_partition(partition_id partitionID, 357 int32 changeCounter, off_t *offset, off_t *size, 358 const char *type, const char *parameters, 359 size_t parametersSize); 360extern status_t _kern_get_partitionable_spaces(partition_id partitionID, 361 int32 changeCounter, 362 struct partitionable_space_data *buffer, int32 count, 363 int32 *actualCount); 364extern status_t _kern_get_next_supported_partition_type(partition_id partitionID, 365 int32 changeCounter, int32 *cookie, char *type); 366extern status_t _kern_get_partition_type_for_content_type(disk_system_id diskSystemID, 367 const char *contentType, char *type); 368 369// disk device modification 370extern status_t _kern_prepare_disk_device_modifications(partition_id deviceID); 371extern status_t _kern_commit_disk_device_modifications(partition_id deviceID, 372 port_id port, int32 token, bool completeProgress); 373extern status_t _kern_cancel_disk_device_modifications(partition_id deviceID); 374extern bool _kern_is_disk_device_modified(partition_id deviceID); 375extern status_t _kern_defragment_partition(partition_id partitionID, 376 int32 changeCounter); 377extern status_t _kern_repair_partition(partition_id partitionID, int32 changeCounter, 378 bool checkOnly); 379extern status_t _kern_resize_partition(partition_id partitionID, int32 changeCounter, 380 off_t size); 381extern status_t _kern_move_partition(partition_id partitionID, int32 changeCounter, 382 off_t newOffset); 383extern status_t _kern_set_partition_name(partition_id partitionID, 384 int32 changeCounter, const char *name); 385extern status_t _kern_set_partition_content_name(partition_id partitionID, 386 int32 changeCounter, const char *name); 387extern status_t _kern_set_partition_type(partition_id partitionID, 388 int32 changeCounter, const char *type); 389extern status_t _kern_set_partition_parameters(partition_id partitionID, 390 int32 changeCounter, const char *parameters, 391 size_t parametersSize); 392extern status_t _kern_set_partition_content_parameters(partition_id partitionID, 393 int32 changeCounter, const char *parameters, 394 size_t parametersSize); 395extern status_t _kern_initialize_partition(partition_id partitionID, 396 int32 changeCounter, const char *diskSystemName, 397 const char *name, const char *parameters, 398 size_t parametersSize); 399extern status_t _kern_uninitialize_partition(partition_id partitionID, 400 int32 changeCounter); 401extern status_t _kern_create_child_partition(partition_id partitionID, 402 int32 changeCounter, off_t offset, off_t size, const char *type, 403 const char *parameters, size_t parametersSize, 404 partition_id *childID); 405extern status_t _kern_delete_partition(partition_id partitionID, int32 changeCounter); 406extern status_t _kern_delete_child_partition(partition_id partitionID, 407 int32* changeCounter, partition_id childID, 408 int32 childChangeCounter); 409 410// jobs 411extern status_t _kern_get_next_disk_device_job_info(int32 *cookie, 412 struct user_disk_device_job_info *info); 413extern status_t _kern_get_disk_device_job_info(disk_job_id id, 414 struct user_disk_device_job_info *info); 415extern status_t _kern_get_disk_device_job_progress_info(disk_job_id id, 416 struct disk_device_job_progress_info *info); 417extern status_t _kern_pause_disk_device_job(disk_job_id id); 418extern status_t _kern_cancel_disk_device_job(disk_job_id id, bool reverse); 419 420#if 0 421 422// watching 423status_t start_disk_device_watching(port_id, int32 token, uint32 flags); 424status_t start_disk_device_job_watching(disk_job_id job, port_id, int32 token, 425 uint32 flags); 426status_t stop_disk_device_watching(port_id, int32 token); 427 428#endif // 0 429 430 431// The end mark for gensyscallinfos. 432#ifdef GEN_SYSCALL_INFOS_PROCESSING 433#pragma syscalls end 434#endif 435 436#ifdef __cplusplus 437} 438#endif 439 440#endif /* _KERNEL_SYSCALLS_H */ 441