Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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FreeBSD/Linux Kernel Cross Reference
sys/sys/syscallsubr.h
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1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3 * 4 * Copyright (c) 2002 Ian Dowse. All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 * 27 * $FreeBSD$ 28 */ 29 30 #ifndef _SYS_SYSCALLSUBR_H_ 31 #define _SYS_SYSCALLSUBR_H_ 32 33 #include <sys/signal.h> 34 #include <sys/socket.h> 35 #include <sys/mac.h> 36 #include <sys/mount.h> 37 #include <sys/_cpuset.h> 38 #include <sys/_domainset.h> 39 #include <sys/_uio.h> 40 41 struct __wrusage; 42 struct cpuset_copy_cb; 43 struct file; 44 struct filecaps; 45 enum idtype; 46 struct itimerval; 47 struct image_args; 48 struct jail; 49 struct kevent; 50 struct kevent_copyops; 51 struct kld_file_stat; 52 struct ksiginfo; 53 struct mbuf; 54 struct msghdr; 55 struct msqid_ds; 56 struct pollfd; 57 struct ogetdirentries_args; 58 struct rlimit; 59 struct rusage; 60 struct sched_param; 61 struct sembuf; 62 union semun; 63 struct sockaddr; 64 struct spacectl_range; 65 struct stat; 66 struct thr_param; 67 struct timex; 68 struct uio; 69 struct vm_map; 70 struct vmspace; 71 72 typedef int (*mmap_check_fp_fn)(struct file *, int, int, int); 73 74 struct mmap_req { 75 vm_offset_t mr_hint; 76 vm_size_t mr_len; 77 int mr_prot; 78 int mr_flags; 79 int mr_fd; 80 off_t mr_pos; 81 mmap_check_fp_fn mr_check_fp_fn; 82 }; 83 84 int kern___getcwd(struct thread *td, char *buf, enum uio_seg bufseg, 85 size_t buflen, size_t path_max); 86 int kern_abort2(struct thread *td, const char *why, int nargs, 87 void **uargs); 88 int kern_accept(struct thread *td, int s, struct sockaddr **name, 89 socklen_t *namelen, struct file **fp); 90 int kern_accept4(struct thread *td, int s, struct sockaddr **name, 91 socklen_t *namelen, int flags, struct file **fp); 92 int kern_accessat(struct thread *td, int fd, const char *path, 93 enum uio_seg pathseg, int flags, int mode); 94 int kern_adjtime(struct thread *td, struct timeval *delta, 95 struct timeval *olddelta); 96 int kern_alternate_path(const char *prefix, const char *path, 97 enum uio_seg pathseg, char **pathbuf, int create, int dirfd); 98 int kern_bindat(struct thread *td, int dirfd, int fd, struct sockaddr *sa); 99 int kern_break(struct thread *td, uintptr_t *addr); 100 int kern_cap_ioctls_limit(struct thread *td, int fd, u_long *cmds, 101 size_t ncmds); 102 int kern_cap_rights_limit(struct thread *td, int fd, cap_rights_t *rights); 103 int kern_chdir(struct thread *td, const char *path, enum uio_seg pathseg); 104 int kern_clock_getcpuclockid2(struct thread *td, id_t id, int which, 105 clockid_t *clk_id); 106 int kern_clock_getres(struct thread *td, clockid_t clock_id, 107 struct timespec *ts); 108 int kern_clock_gettime(struct thread *td, clockid_t clock_id, 109 struct timespec *ats); 110 int kern_clock_nanosleep(struct thread *td, clockid_t clock_id, int flags, 111 const struct timespec *rqtp, struct timespec *rmtp); 112 int kern_clock_settime(struct thread *td, clockid_t clock_id, 113 struct timespec *ats); 114 void kern_thread_cputime(struct thread *targettd, struct timespec *ats); 115 void kern_process_cputime(struct proc *targetp, struct timespec *ats); 116 int kern_close_range(struct thread *td, int flags, u_int lowfd, u_int highfd); 117 int kern_close(struct thread *td, int fd); 118 int kern_connectat(struct thread *td, int dirfd, int fd, 119 struct sockaddr *sa); 120 int kern_copy_file_range(struct thread *td, int infd, off_t *inoffp, 121 int outfd, off_t *outoffp, size_t len, unsigned int flags); 122 int user_cpuset_getaffinity(struct thread *td, cpulevel_t level, 123 cpuwhich_t which, id_t id, size_t cpusetsize, cpuset_t *maskp, 124 const struct cpuset_copy_cb *cb); 125 int kern_cpuset_getaffinity(struct thread *td, cpulevel_t level, 126 cpuwhich_t which, id_t id, size_t cpusetsize, cpuset_t *mask); 127 int kern_cpuset_setaffinity(struct thread *td, cpulevel_t level, 128 cpuwhich_t which, id_t id, cpuset_t *maskp); 129 int user_cpuset_setaffinity(struct thread *td, cpulevel_t level, 130 cpuwhich_t which, id_t id, size_t cpusetsize, 131 const cpuset_t *maskp, const struct cpuset_copy_cb *cb); 132 int kern_cpuset_getdomain(struct thread *td, cpulevel_t level, 133 cpuwhich_t which, id_t id, size_t domainsetsize, 134 domainset_t *maskp, int *policyp, const struct cpuset_copy_cb *cb); 135 int kern_cpuset_setdomain(struct thread *td, cpulevel_t level, 136 cpuwhich_t which, id_t id, size_t domainsetsize, 137 const domainset_t *maskp, int policy, const struct cpuset_copy_cb *cb); 138 int kern_cpuset_getid(struct thread *td, cpulevel_t level, 139 cpuwhich_t which, id_t id, cpusetid_t *setid); 140 int kern_cpuset_setid(struct thread *td, cpuwhich_t which, 141 id_t id, cpusetid_t setid); 142 int kern_dup(struct thread *td, u_int mode, int flags, int old, int new); 143 int kern_execve(struct thread *td, struct image_args *args, 144 struct mac *mac_p, struct vmspace *oldvmspace); 145 int kern_fchmodat(struct thread *td, int fd, const char *path, 146 enum uio_seg pathseg, mode_t mode, int flag); 147 int kern_fchownat(struct thread *td, int fd, const char *path, 148 enum uio_seg pathseg, int uid, int gid, int flag); 149 int kern_fcntl(struct thread *td, int fd, int cmd, intptr_t arg); 150 int kern_fcntl_freebsd(struct thread *td, int fd, int cmd, long arg); 151 int kern_fhopen(struct thread *td, const struct fhandle *u_fhp, int flags); 152 int kern_fhstat(struct thread *td, fhandle_t fh, struct stat *buf); 153 int kern_fhstatfs(struct thread *td, fhandle_t fh, struct statfs *buf); 154 int kern_fpathconf(struct thread *td, int fd, int name, long *valuep); 155 int kern_freebsd11_getfsstat(struct thread *td, 156 struct freebsd11_statfs *ubuf, long bufsize, int mode); 157 int kern_fstat(struct thread *td, int fd, struct stat *sbp); 158 int kern_fstatfs(struct thread *td, int fd, struct statfs *buf); 159 int kern_fsync(struct thread *td, int fd, bool fullsync); 160 int kern_ftruncate(struct thread *td, int fd, off_t length); 161 int kern_futimes(struct thread *td, int fd, const struct timeval *tptr, 162 enum uio_seg tptrseg); 163 int kern_futimens(struct thread *td, int fd, const struct timespec *tptr, 164 enum uio_seg tptrseg); 165 int kern_getdirentries(struct thread *td, int fd, char *buf, size_t count, 166 off_t *basep, ssize_t *residp, enum uio_seg bufseg); 167 int kern_getfhat(struct thread *td, int flags, int fd, const char *path, 168 enum uio_seg pathseg, fhandle_t *fhp, enum uio_seg fhseg); 169 int kern_getfsstat(struct thread *td, struct statfs **buf, size_t bufsize, 170 size_t *countp, enum uio_seg bufseg, int mode); 171 int kern_getitimer(struct thread *, u_int, struct itimerval *); 172 int kern_getppid(struct thread *); 173 int kern_getpeername(struct thread *td, int fd, struct sockaddr **sa, 174 socklen_t *alen); 175 int kern_getpriority(struct thread *td, int which, int who); 176 int kern_getrusage(struct thread *td, int who, struct rusage *rup); 177 int kern_getsid(struct thread *td, pid_t pid); 178 int kern_getsockname(struct thread *td, int fd, struct sockaddr **sa, 179 socklen_t *alen); 180 int kern_getsockopt(struct thread *td, int s, int level, int name, 181 void *optval, enum uio_seg valseg, socklen_t *valsize); 182 int kern_ioctl(struct thread *td, int fd, u_long com, caddr_t data); 183 int kern_jail(struct thread *td, struct jail *j); 184 int kern_jail_get(struct thread *td, struct uio *options, int flags); 185 int kern_jail_set(struct thread *td, struct uio *options, int flags); 186 int kern_kevent(struct thread *td, int fd, int nchanges, int nevents, 187 struct kevent_copyops *k_ops, const struct timespec *timeout); 188 int kern_kevent_anonymous(struct thread *td, int nevents, 189 struct kevent_copyops *k_ops); 190 int kern_kevent_fp(struct thread *td, struct file *fp, int nchanges, 191 int nevents, struct kevent_copyops *k_ops, 192 const struct timespec *timeout); 193 int kern_kill(struct thread *td, pid_t pid, int signum); 194 int kern_kqueue(struct thread *td, int flags, struct filecaps *fcaps); 195 int kern_kldload(struct thread *td, const char *file, int *fileid); 196 int kern_kldstat(struct thread *td, int fileid, struct kld_file_stat *stat); 197 int kern_kldunload(struct thread *td, int fileid, int flags); 198 int kern_linkat(struct thread *td, int fd1, int fd2, const char *path1, 199 const char *path2, enum uio_seg segflg, int flag); 200 int kern_listen(struct thread *td, int s, int backlog); 201 int kern_lseek(struct thread *td, int fd, off_t offset, int whence); 202 int kern_lutimes(struct thread *td, const char *path, enum uio_seg pathseg, 203 const struct timeval *tptr, enum uio_seg tptrseg); 204 int kern_madvise(struct thread *td, uintptr_t addr, size_t len, int behav); 205 int kern_mincore(struct thread *td, uintptr_t addr, size_t len, char *vec); 206 int kern_minherit(struct thread *td, uintptr_t addr, size_t len, 207 int inherit); 208 int kern_mkdirat(struct thread *td, int fd, const char *path, 209 enum uio_seg segflg, int mode); 210 int kern_mkfifoat(struct thread *td, int fd, const char *path, 211 enum uio_seg pathseg, int mode); 212 int kern_mknodat(struct thread *td, int fd, const char *path, 213 enum uio_seg pathseg, int mode, dev_t dev); 214 int kern_mlock(struct proc *proc, struct ucred *cred, uintptr_t addr, 215 size_t len); 216 int kern_mmap(struct thread *td, const struct mmap_req *mrp); 217 int kern_mmap_racct_check(struct thread *td, struct vm_map *map, 218 vm_size_t size); 219 int kern_mmap_maxprot(struct proc *p, int prot); 220 int kern_mprotect(struct thread *td, uintptr_t addr, size_t size, int prot); 221 int kern_msgctl(struct thread *, int, int, struct msqid_ds *); 222 int kern_msgrcv(struct thread *, int, void *, size_t, long, int, long *); 223 int kern_msgsnd(struct thread *, int, const void *, size_t, int, long); 224 int kern_msync(struct thread *td, uintptr_t addr, size_t size, int flags); 225 int kern_munlock(struct thread *td, uintptr_t addr, size_t size); 226 int kern_munmap(struct thread *td, uintptr_t addr, size_t size); 227 int kern_nanosleep(struct thread *td, struct timespec *rqt, 228 struct timespec *rmt); 229 int kern_ntp_adjtime(struct thread *td, struct timex *ntv, int *retvalp); 230 int kern_ogetdirentries(struct thread *td, struct ogetdirentries_args *uap, 231 long *ploff); 232 int kern_ommap(struct thread *td, uintptr_t hint, int len, int oprot, 233 int oflags, int fd, long pos); 234 int kern_openat(struct thread *td, int fd, const char *path, 235 enum uio_seg pathseg, int flags, int mode); 236 int kern_pathconf(struct thread *td, const char *path, 237 enum uio_seg pathseg, int name, u_long flags, long *valuep); 238 int kern_pipe(struct thread *td, int fildes[2], int flags, 239 struct filecaps *fcaps1, struct filecaps *fcaps2); 240 int kern_poll(struct thread *td, struct pollfd *fds, u_int nfds, 241 struct timespec *tsp, sigset_t *uset); 242 int kern_poll_kfds(struct thread *td, struct pollfd *fds, u_int nfds, 243 struct timespec *tsp, sigset_t *uset); 244 bool kern_poll_maxfds(u_int nfds); 245 int kern_posix_error(struct thread *td, int error); 246 int kern_posix_fadvise(struct thread *td, int fd, off_t offset, off_t len, 247 int advice); 248 int kern_posix_fallocate(struct thread *td, int fd, off_t offset, 249 off_t len); 250 int kern_fspacectl(struct thread *td, int fd, int cmd, 251 const struct spacectl_range *, int flags, struct spacectl_range *); 252 int kern_procctl(struct thread *td, enum idtype idtype, id_t id, int com, 253 void *data); 254 int kern_pread(struct thread *td, int fd, void *buf, size_t nbyte, 255 off_t offset); 256 int kern_preadv(struct thread *td, int fd, struct uio *auio, off_t offset); 257 int kern_pselect(struct thread *td, int nd, fd_set *in, fd_set *ou, 258 fd_set *ex, struct timeval *tvp, sigset_t *uset, int abi_nfdbits); 259 int kern_ptrace(struct thread *td, int req, pid_t pid, void *addr, 260 int data); 261 int kern_pwrite(struct thread *td, int fd, const void *buf, size_t nbyte, 262 off_t offset); 263 int kern_pwritev(struct thread *td, int fd, struct uio *auio, off_t offset); 264 int kern_readlinkat(struct thread *td, int fd, const char *path, 265 enum uio_seg pathseg, char *buf, enum uio_seg bufseg, size_t count); 266 int kern_readv(struct thread *td, int fd, struct uio *auio); 267 int kern_recvit(struct thread *td, int s, struct msghdr *mp, 268 enum uio_seg fromseg, struct mbuf **controlp); 269 int kern_renameat(struct thread *td, int oldfd, const char *old, int newfd, 270 const char *new, enum uio_seg pathseg); 271 int kern_frmdirat(struct thread *td, int dfd, const char *path, int fd, 272 enum uio_seg pathseg, int flag); 273 int kern_sched_getparam(struct thread *td, struct thread *targettd, 274 struct sched_param *param); 275 int kern_sched_getscheduler(struct thread *td, struct thread *targettd, 276 int *policy); 277 int kern_sched_setparam(struct thread *td, struct thread *targettd, 278 struct sched_param *param); 279 int kern_sched_setscheduler(struct thread *td, struct thread *targettd, 280 int policy, struct sched_param *param); 281 int kern_sched_rr_get_interval(struct thread *td, pid_t pid, 282 struct timespec *ts); 283 int kern_sched_rr_get_interval_td(struct thread *td, struct thread *targettd, 284 struct timespec *ts); 285 int kern_semctl(struct thread *td, int semid, int semnum, int cmd, 286 union semun *arg, register_t *rval); 287 int kern_select(struct thread *td, int nd, fd_set *fd_in, fd_set *fd_ou, 288 fd_set *fd_ex, struct timeval *tvp, int abi_nfdbits); 289 int kern_sendit(struct thread *td, int s, struct msghdr *mp, int flags, 290 struct mbuf *control, enum uio_seg segflg); 291 int kern_setgroups(struct thread *td, u_int ngrp, gid_t *groups); 292 int kern_setitimer(struct thread *, u_int, struct itimerval *, 293 struct itimerval *); 294 int kern_setpriority(struct thread *td, int which, int who, int prio); 295 int kern_setrlimit(struct thread *, u_int, struct rlimit *); 296 int kern_setsockopt(struct thread *td, int s, int level, int name, 297 const void *optval, enum uio_seg valseg, socklen_t valsize); 298 int kern_settimeofday(struct thread *td, struct timeval *tv, 299 struct timezone *tzp); 300 int kern_shm_open(struct thread *td, const char *userpath, int flags, 301 mode_t mode, struct filecaps *fcaps); 302 int kern_shm_open2(struct thread *td, const char *path, int flags, 303 mode_t mode, int shmflags, struct filecaps *fcaps, 304 const char *name); 305 int kern_shmat(struct thread *td, int shmid, const void *shmaddr, 306 int shmflg); 307 int kern_shmctl(struct thread *td, int shmid, int cmd, void *buf, 308 size_t *bufsz); 309 int kern_shutdown(struct thread *td, int s, int how); 310 int kern_sigaction(struct thread *td, int sig, const struct sigaction *act, 311 struct sigaction *oact, int flags); 312 int kern_sigaltstack(struct thread *td, stack_t *ss, stack_t *oss); 313 int kern_sigprocmask(struct thread *td, int how, 314 sigset_t *set, sigset_t *oset, int flags); 315 int kern_sigsuspend(struct thread *td, sigset_t mask); 316 int kern_sigtimedwait(struct thread *td, sigset_t waitset, 317 struct ksiginfo *ksi, struct timespec *timeout); 318 int kern_sigqueue(struct thread *td, pid_t pid, int signum, 319 union sigval *value); 320 int kern_socket(struct thread *td, int domain, int type, int protocol); 321 int kern_statat(struct thread *td, int flag, int fd, const char *path, 322 enum uio_seg pathseg, struct stat *sbp, 323 void (*hook)(struct vnode *vp, struct stat *sbp)); 324 int kern_specialfd(struct thread *td, int type, void *arg); 325 int kern_statfs(struct thread *td, const char *path, enum uio_seg pathseg, 326 struct statfs *buf); 327 int kern_symlinkat(struct thread *td, const char *path1, int fd, 328 const char *path2, enum uio_seg segflg); 329 int kern_sync(struct thread *td); 330 int kern_ktimer_create(struct thread *td, clockid_t clock_id, 331 struct sigevent *evp, int *timerid, int preset_id); 332 int kern_ktimer_delete(struct thread *, int); 333 int kern_ktimer_settime(struct thread *td, int timer_id, int flags, 334 struct itimerspec *val, struct itimerspec *oval); 335 int kern_ktimer_gettime(struct thread *td, int timer_id, 336 struct itimerspec *val); 337 int kern_ktimer_getoverrun(struct thread *td, int timer_id); 338 int kern_semop(struct thread *td, int usemid, struct sembuf *usops, 339 size_t nsops, struct timespec *timeout); 340 int kern_thr_alloc(struct proc *, int pages, struct thread **); 341 int kern_thr_exit(struct thread *td); 342 int kern_thr_new(struct thread *td, struct thr_param *param); 343 int kern_thr_suspend(struct thread *td, struct timespec *tsp); 344 int kern_truncate(struct thread *td, const char *path, 345 enum uio_seg pathseg, off_t length); 346 int kern_funlinkat(struct thread *td, int dfd, const char *path, int fd, 347 enum uio_seg pathseg, int flag, ino_t oldinum); 348 int kern_utimesat(struct thread *td, int fd, const char *path, 349 enum uio_seg pathseg, const struct timeval *tptr, 350 enum uio_seg tptrseg); 351 int kern_utimensat(struct thread *td, int fd, const char *path, 352 enum uio_seg pathseg, const struct timespec *tptr, 353 enum uio_seg tptrseg, int flag); 354 int kern_wait(struct thread *td, pid_t pid, int *status, int options, 355 struct rusage *rup); 356 int kern_wait6(struct thread *td, enum idtype idtype, id_t id, int *status, 357 int options, struct __wrusage *wrup, siginfo_t *sip); 358 int kern_writev(struct thread *td, int fd, struct uio *auio); 359 int kern_socketpair(struct thread *td, int domain, int type, int protocol, 360 int *rsv); 361 int kern_unmount(struct thread *td, const char *path, int flags); 362 363 /* flags for kern_sigaction */ 364 #define KSA_OSIGSET 0x0001 /* uses osigact_t */ 365 #define KSA_FREEBSD4 0x0002 /* uses ucontext4 */ 366 367 struct freebsd11_dirent; 368 369 int freebsd11_kern_getdirentries(struct thread *td, int fd, char *ubuf, u_int 370 count, long *basep, void (*func)(struct freebsd11_dirent *)); 371 372 #endif /* !_SYS_SYSCALLSUBR_H_ */
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