1/*-
2 * SPDX-License-Identifier: BSD-2-Clause
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
28#ifndef _SYS_SYSCALLSUBR_H_
29#define _SYS_SYSCALLSUBR_H_
30
31#include <sys/signal.h>
32#include <sys/socket.h>
33#include <sys/mac.h>
34#include <sys/mount.h>
35#include <sys/_cpuset.h>
36#include <sys/_domainset.h>
37#include <sys/_uio.h>
38
39struct __wrusage;
40struct cpuset_copy_cb;
41struct file;
42struct filecaps;
43enum idtype;
44struct itimerval;
45struct image_args;
46struct jail;
47struct kevent;
48struct kevent_copyops;
49struct kld_file_stat;
50struct ksiginfo;
51struct mbuf;
52struct mq_attr;
53struct msghdr;
54struct msqid_ds;
55struct pollfd;
56struct ogetdirentries_args;
57struct rlimit;
58struct rusage;
59struct sched_param;
60struct sembuf;
61union semun;
62struct sockaddr;
63struct spacectl_range;
64struct stat;
65struct thr_param;
66struct timex;
67struct uio;
68struct vm_map;
69struct vmspace;
70
71typedef int (*mmap_check_fp_fn)(struct file *, int, int, int);
72
73struct mmap_req {
74	vm_offset_t		mr_hint;
75	vm_size_t		mr_len;
76	int			mr_prot;
77	int			mr_flags;
78	int			mr_fd;
79	off_t			mr_pos;
80	mmap_check_fp_fn	mr_check_fp_fn;
81};
82
83uint64_t at2cnpflags(u_int at_flags, u_int mask);
84int	kern___getcwd(struct thread *td, char *buf, enum uio_seg bufseg,
85	    size_t buflen, size_t path_max);
86int	kern_abort2(struct thread *td, const char *why, int nargs,
87	    void **uargs);
88int	kern_accept(struct thread *td, int s, struct sockaddr *sa,
89	    struct file **fp);
90int	kern_accept4(struct thread *td, int s, struct sockaddr *sa,
91	    int flags, struct file **fp);
92int	kern_accessat(struct thread *td, int fd, const char *path,
93	    enum uio_seg pathseg, int flags, int mode);
94int	kern_adjtime(struct thread *td, struct timeval *delta,
95	    struct timeval *olddelta);
96int	kern_bindat(struct thread *td, int dirfd, int fd, struct sockaddr *sa);
97int	kern_break(struct thread *td, uintptr_t *addr);
98int	kern_cap_ioctls_limit(struct thread *td, int fd, u_long *cmds,
99	    size_t ncmds);
100int	kern_cap_rights_limit(struct thread *td, int fd, cap_rights_t *rights);
101int	kern_chdir(struct thread *td, const char *path, enum uio_seg pathseg);
102int	kern_clock_getcpuclockid2(struct thread *td, id_t id, int which,
103	    clockid_t *clk_id);
104int	kern_clock_getres(struct thread *td, clockid_t clock_id,
105	    struct timespec *ts);
106int	kern_clock_gettime(struct thread *td, clockid_t clock_id,
107	    struct timespec *ats);
108int	kern_clock_nanosleep(struct thread *td, clockid_t clock_id, int flags,
109	    const struct timespec *rqtp, struct timespec *rmtp);
110int	kern_clock_settime(struct thread *td, clockid_t clock_id,
111	    struct timespec *ats);
112void	kern_thread_cputime(struct thread *targettd, struct timespec *ats);
113void	kern_process_cputime(struct proc *targetp, struct timespec *ats);
114int	kern_close_range(struct thread *td, int flags, u_int lowfd, u_int highfd);
115int	kern_close(struct thread *td, int fd);
116int	kern_connectat(struct thread *td, int dirfd, int fd,
117	    struct sockaddr *sa);
118int	kern_copy_file_range(struct thread *td, int infd, off_t *inoffp,
119	    int outfd, off_t *outoffp, size_t len, unsigned int flags);
120int	user_cpuset_getaffinity(struct thread *td, cpulevel_t level,
121	    cpuwhich_t which, id_t id, size_t cpusetsize, cpuset_t *maskp,
122	    const struct cpuset_copy_cb *cb);
123int	kern_cpuset_getaffinity(struct thread *td, cpulevel_t level,
124	    cpuwhich_t which, id_t id, size_t cpusetsize, cpuset_t *mask);
125int	kern_cpuset_setaffinity(struct thread *td, cpulevel_t level,
126	    cpuwhich_t which, id_t id, cpuset_t *maskp);
127int	user_cpuset_setaffinity(struct thread *td, cpulevel_t level,
128	    cpuwhich_t which, id_t id, size_t cpusetsize,
129	    const cpuset_t *maskp, const struct cpuset_copy_cb *cb);
130int	kern_cpuset_getdomain(struct thread *td, cpulevel_t level,
131	    cpuwhich_t which, id_t id, size_t domainsetsize,
132	    domainset_t *maskp, int *policyp, const struct cpuset_copy_cb *cb);
133int	kern_cpuset_setdomain(struct thread *td, cpulevel_t level,
134	    cpuwhich_t which, id_t id, size_t domainsetsize,
135	    const domainset_t *maskp, int policy, const struct cpuset_copy_cb *cb);
136int	kern_cpuset_getid(struct thread *td, cpulevel_t level,
137	    cpuwhich_t which, id_t id, cpusetid_t *setid);
138int	kern_cpuset_setid(struct thread *td, cpuwhich_t which,
139	    id_t id, cpusetid_t setid);
140int	kern_dup(struct thread *td, u_int mode, int flags, int old, int new);
141int	kern_execve(struct thread *td, struct image_args *args,
142	    struct mac *mac_p, struct vmspace *oldvmspace);
143int	kern_extattr_delete_fd(struct thread *td, int fd, int attrnamespace,
144	    const char *attrname);
145int	kern_extattr_delete_path(struct thread *td, const char *path,
146	    int attrnamespace, const char *attrname, int follow,
147	    enum uio_seg pathseg);
148int	kern_extattr_get_fd(struct thread *td, int fd, int attrnamespace,
149	    const char *attrname, void *data, size_t nbytes);
150int	kern_extattr_get_path(struct thread *td, const char *path,
151	    int attrnamespace, const char *attrname, void *data,
152	    size_t nbytes, int follow, enum uio_seg pathseg);
153int	kern_extattr_list_fd(struct thread *td, int fd, int attrnamespace,
154	    struct uio *auiop);
155int	kern_extattr_list_path(struct thread *td, const char *path,
156	    int attrnamespace, struct uio *auiop, int follow,
157	    enum uio_seg pathseg);
158int	kern_extattr_set_fd(struct thread *td, int fd, int attrnamespace,
159	    const char *attrname, void *data, size_t nbytes);
160int	kern_extattr_set_path(struct thread *td, const char *path,
161	    int attrnamespace, const char *attrname, void *data,
162	    size_t nbytes, int follow, enum uio_seg pathseg);
163int	kern_fchmodat(struct thread *td, int fd, const char *path,
164	    enum uio_seg pathseg, mode_t mode, int flag);
165int	kern_fchownat(struct thread *td, int fd, const char *path,
166	    enum uio_seg pathseg, int uid, int gid, int flag);
167int	kern_fcntl(struct thread *td, int fd, int cmd, intptr_t arg);
168int	kern_fcntl_freebsd(struct thread *td, int fd, int cmd, intptr_t arg);
169int	kern_fhopen(struct thread *td, const struct fhandle *u_fhp, int flags);
170int	kern_fhstat(struct thread *td, fhandle_t fh, struct stat *buf);
171int	kern_fhstatfs(struct thread *td, fhandle_t fh, struct statfs *buf);
172int	kern_fpathconf(struct thread *td, int fd, int name, long *valuep);
173int	kern_freebsd11_getfsstat(struct thread *td,
174	    struct freebsd11_statfs *ubuf, long bufsize, int mode);
175int	kern_fstat(struct thread *td, int fd, struct stat *sbp);
176int	kern_fstatfs(struct thread *td, int fd, struct statfs *buf);
177int	kern_fsync(struct thread *td, int fd, bool fullsync);
178int	kern_ftruncate(struct thread *td, int fd, off_t length);
179int	kern_futimes(struct thread *td, int fd, const struct timeval *tptr,
180	    enum uio_seg tptrseg);
181int	kern_futimens(struct thread *td, int fd, const struct timespec *tptr,
182	    enum uio_seg tptrseg);
183int	kern_getdirentries(struct thread *td, int fd, char *buf, size_t count,
184	    off_t *basep, ssize_t *residp, enum uio_seg bufseg);
185int	kern_getfhat(struct thread *td, int flags, int fd, const char *path,
186	    enum uio_seg pathseg, fhandle_t *fhp, enum uio_seg fhseg);
187int	kern_getfsstat(struct thread *td, struct statfs **buf, size_t bufsize,
188	    size_t *countp, enum uio_seg bufseg, int mode);
189int	kern_getitimer(struct thread *, u_int, struct itimerval *);
190int	kern_getppid(struct thread *);
191int	kern_getpeername(struct thread *td, int fd, struct sockaddr *sa);
192int	kern_getpriority(struct thread *td, int which, int who);
193int	kern_getrusage(struct thread *td, int who, struct rusage *rup);
194int	kern_getsid(struct thread *td, pid_t pid);
195int	kern_getsockname(struct thread *td, int fd, struct sockaddr *sa);
196int	kern_getsockopt(struct thread *td, int s, int level, int name,
197	    void *optval, enum uio_seg valseg, socklen_t *valsize);
198int	kern_ioctl(struct thread *td, int fd, u_long com, caddr_t data);
199int	kern_jail(struct thread *td, struct jail *j);
200int	kern_jail_get(struct thread *td, struct uio *options, int flags);
201int	kern_jail_set(struct thread *td, struct uio *options, int flags);
202int	kern_kcmp(struct thread *td, pid_t pid1, pid_t pid2, int type,
203	    uintptr_t idx1, uintptr_t idx2);
204int	kern_kevent(struct thread *td, int fd, int nchanges, int nevents,
205	    struct kevent_copyops *k_ops, const struct timespec *timeout);
206int	kern_kevent_anonymous(struct thread *td, int nevents,
207	    struct kevent_copyops *k_ops);
208int	kern_kevent_fp(struct thread *td, struct file *fp, int nchanges,
209	    int nevents, struct kevent_copyops *k_ops,
210	    const struct timespec *timeout);
211int	kern_kill(struct thread *td, pid_t pid, int signum);
212int	kern_kqueue(struct thread *td, int flags, struct filecaps *fcaps);
213int	kern_kldload(struct thread *td, const char *file, int *fileid);
214int	kern_kldstat(struct thread *td, int fileid, struct kld_file_stat *stat);
215int	kern_kldunload(struct thread *td, int fileid, int flags);
216int	kern_kmq_notify(struct thread *, int, struct sigevent *);
217int	kern_kmq_open(struct thread *, const char *, int, mode_t,
218		const struct mq_attr *);
219int	kern_kmq_setattr(struct thread *, int, const struct mq_attr *,
220		struct mq_attr *);
221int	kern_kmq_timedreceive(struct thread *, int, char *,
222		size_t, unsigned int *, const struct timespec *);
223int	kern_kmq_timedsend(struct thread *td, int, const char *,
224		size_t, unsigned int, const struct timespec *);
225int	kern_linkat(struct thread *td, int fd1, int fd2, const char *path1,
226	    const char *path2, enum uio_seg segflg, int flag);
227int	kern_listen(struct thread *td, int s, int backlog);
228int	kern_lseek(struct thread *td, int fd, off_t offset, int whence);
229int	kern_lutimes(struct thread *td, const char *path, enum uio_seg pathseg,
230	    const struct timeval *tptr, enum uio_seg tptrseg);
231int	kern_madvise(struct thread *td, uintptr_t addr, size_t len, int behav);
232int	kern_membarrier(struct thread *td, int cmd, unsigned flags,
233	    int cpu_id);
234int	kern_mincore(struct thread *td, uintptr_t addr, size_t len, char *vec);
235int	kern_minherit(struct thread *td, uintptr_t addr, size_t len,
236	    int inherit);
237int	kern_mkdirat(struct thread *td, int fd, const char *path,
238	    enum uio_seg segflg, int mode);
239int	kern_mkfifoat(struct thread *td, int fd, const char *path,
240	    enum uio_seg pathseg, int mode);
241int	kern_mknodat(struct thread *td, int fd, const char *path,
242	    enum uio_seg pathseg, int mode, dev_t dev);
243int	kern_mlock(struct proc *proc, struct ucred *cred, uintptr_t addr,
244	    size_t len);
245int	kern_mmap(struct thread *td, const struct mmap_req *mrp);
246int	kern_mmap_racct_check(struct thread *td, struct vm_map *map,
247	    vm_size_t size);
248int	kern_mmap_maxprot(struct proc *p, int prot);
249int	kern_mprotect(struct thread *td, uintptr_t addr, size_t size,
250	    int prot, int flags);
251int	kern_msgctl(struct thread *, int, int, struct msqid_ds *);
252int	kern_msgrcv(struct thread *, int, void *, size_t, long, int, long *);
253int	kern_msgsnd(struct thread *, int, const void *, size_t, int, long);
254int	kern_msync(struct thread *td, uintptr_t addr, size_t size, int flags);
255int	kern_munlock(struct thread *td, uintptr_t addr, size_t size);
256int	kern_munmap(struct thread *td, uintptr_t addr, size_t size);
257int     kern_nanosleep(struct thread *td, struct timespec *rqt,
258	    struct timespec *rmt);
259int	kern_ntp_adjtime(struct thread *td, struct timex *ntv, int *retvalp);
260int	kern_ogetdirentries(struct thread *td, struct ogetdirentries_args *uap,
261	    long *ploff);
262int	kern_ommap(struct thread *td, uintptr_t hint, int len, int oprot,
263	    int oflags, int fd, long pos);
264int	kern_openat(struct thread *td, int dirfd, const char *path,
265	    enum uio_seg pathseg, int flags, int mode);
266int	kern_openatfp(struct thread *td, int dirfd, const char *path,
267	    enum uio_seg pathseg, int flags, int mode, struct file **fpp);
268int	kern_pathconf(struct thread *td, const char *path,
269	    enum uio_seg pathseg, int name, u_long flags, long *valuep);
270int	kern_pipe(struct thread *td, int fildes[2], int flags,
271	    struct filecaps *fcaps1, struct filecaps *fcaps2);
272int	kern_poll(struct thread *td, struct pollfd *fds, u_int nfds,
273	    struct timespec *tsp, sigset_t *uset);
274int	kern_poll_kfds(struct thread *td, struct pollfd *fds, u_int nfds,
275	    struct timespec *tsp, sigset_t *uset);
276bool	kern_poll_maxfds(u_int nfds);
277int	kern_posix_error(struct thread *td, int error);
278int	kern_posix_fadvise(struct thread *td, int fd, off_t offset, off_t len,
279	    int advice);
280int	kern_posix_fallocate(struct thread *td, int fd, off_t offset,
281	    off_t len);
282int	kern_fspacectl(struct thread *td, int fd, int cmd,
283	    const struct spacectl_range *, int flags, struct spacectl_range *);
284int	kern_procctl(struct thread *td, enum idtype idtype, id_t id, int com,
285	    void *data);
286int	kern_pread(struct thread *td, int fd, void *buf, size_t nbyte,
287	    off_t offset);
288int	kern_preadv(struct thread *td, int fd, struct uio *auio, off_t offset);
289int	kern_pselect(struct thread *td, int nd, fd_set *in, fd_set *ou,
290	    fd_set *ex, struct timeval *tvp, sigset_t *uset, int abi_nfdbits);
291int	kern_ptrace(struct thread *td, int req, pid_t pid, void *addr,
292	    int data);
293int	kern_pwrite(struct thread *td, int fd, const void *buf, size_t nbyte,
294	    off_t offset);
295int	kern_pwritev(struct thread *td, int fd, struct uio *auio, off_t offset);
296int	kern_readlinkat(struct thread *td, int fd, const char *path,
297	    enum uio_seg pathseg, char *buf, enum uio_seg bufseg, size_t count);
298int	kern_readv(struct thread *td, int fd, struct uio *auio);
299int	kern_recvit(struct thread *td, int s, struct msghdr *mp,
300	    enum uio_seg fromseg, struct mbuf **controlp);
301int	kern_renameat(struct thread *td, int oldfd, const char *old, int newfd,
302	    const char *new, enum uio_seg pathseg);
303int	kern_frmdirat(struct thread *td, int dfd, const char *path, int fd,
304	    enum uio_seg pathseg, int flag);
305int	kern_sched_getparam(struct thread *td, struct thread *targettd,
306	    struct sched_param *param);
307int	kern_sched_getscheduler(struct thread *td, struct thread *targettd,
308	    int *policy);
309int	kern_sched_setparam(struct thread *td, struct thread *targettd,
310	    struct sched_param *param);
311int	kern_sched_setscheduler(struct thread *td, struct thread *targettd,
312	    int policy, struct sched_param *param);
313int	kern_sched_rr_get_interval(struct thread *td, pid_t pid,
314	    struct timespec *ts);
315int	kern_sched_rr_get_interval_td(struct thread *td, struct thread *targettd,
316	    struct timespec *ts);
317int	kern_semctl(struct thread *td, int semid, int semnum, int cmd,
318	    union semun *arg, register_t *rval);
319int	kern_select(struct thread *td, int nd, fd_set *fd_in, fd_set *fd_ou,
320	    fd_set *fd_ex, struct timeval *tvp, int abi_nfdbits);
321int	kern_sendit(struct thread *td, int s, struct msghdr *mp, int flags,
322	    struct mbuf *control, enum uio_seg segflg);
323int	kern_setgroups(struct thread *td, u_int ngrp, gid_t *groups);
324int	kern_setitimer(struct thread *, u_int, struct itimerval *,
325	    struct itimerval *);
326int	kern_setpriority(struct thread *td, int which, int who, int prio);
327int	kern_setrlimit(struct thread *, u_int, struct rlimit *);
328int	kern_setsockopt(struct thread *td, int s, int level, int name,
329	    const void *optval, enum uio_seg valseg, socklen_t valsize);
330int	kern_settimeofday(struct thread *td, struct timeval *tv,
331	    struct timezone *tzp);
332int	kern_shm_open(struct thread *td, const char *userpath, int flags,
333	    mode_t mode, struct filecaps *fcaps);
334int	kern_shm_open2(struct thread *td, const char *path, int flags,
335	    mode_t mode, int shmflags, struct filecaps *fcaps,
336	    const char *name);
337int	kern_shmat(struct thread *td, int shmid, const void *shmaddr,
338	    int shmflg);
339int	kern_shmctl(struct thread *td, int shmid, int cmd, void *buf,
340	    size_t *bufsz);
341int	kern_shutdown(struct thread *td, int s, int how);
342int	kern_sigaction(struct thread *td, int sig, const struct sigaction *act,
343	    struct sigaction *oact, int flags);
344int	kern_sigaltstack(struct thread *td, stack_t *ss, stack_t *oss);
345int	kern_sigprocmask(struct thread *td, int how,
346	    sigset_t *set, sigset_t *oset, int flags);
347int	kern_sigsuspend(struct thread *td, sigset_t mask);
348int	kern_sigtimedwait(struct thread *td, sigset_t waitset,
349	    struct ksiginfo *ksi, struct timespec *timeout);
350int	kern_sigqueue(struct thread *td, pid_t pid, int signum,
351	    union sigval *value);
352int	kern_socket(struct thread *td, int domain, int type, int protocol);
353int	kern_statat(struct thread *td, int flag, int fd, const char *path,
354	    enum uio_seg pathseg, struct stat *sbp);
355int	kern_specialfd(struct thread *td, int type, void *arg);
356int	kern_statfs(struct thread *td, const char *path, enum uio_seg pathseg,
357	    struct statfs *buf);
358int	kern_symlinkat(struct thread *td, const char *path1, int fd,
359	    const char *path2, enum uio_seg segflg);
360int	kern_sync(struct thread *td);
361int	kern_ktimer_create(struct thread *td, clockid_t clock_id,
362	    struct sigevent *evp, int *timerid, int preset_id);
363int	kern_ktimer_delete(struct thread *, int);
364int	kern_ktimer_settime(struct thread *td, int timer_id, int flags,
365	    struct itimerspec *val, struct itimerspec *oval);
366int	kern_ktimer_gettime(struct thread *td, int timer_id,
367	    struct itimerspec *val);
368int	kern_ktimer_getoverrun(struct thread *td, int timer_id);
369int	kern_semop(struct thread *td, int usemid, struct sembuf *usops,
370	    size_t nsops, struct timespec *timeout);
371int	kern_thr_alloc(struct proc *, int pages, struct thread **);
372int	kern_thr_exit(struct thread *td);
373int	kern_thr_new(struct thread *td, struct thr_param *param);
374int	kern_thr_suspend(struct thread *td, struct timespec *tsp);
375int	kern_timerfd_create(struct thread *td, int clockid, int flags);
376int	kern_timerfd_gettime(struct thread *td, int fd,
377	    struct itimerspec *curr_value);
378int	kern_timerfd_settime(struct thread *td, int fd, int flags,
379	    const struct itimerspec *new_value, struct itimerspec *old_value);
380int	kern_truncate(struct thread *td, const char *path,
381	    enum uio_seg pathseg, off_t length);
382int	kern_funlinkat(struct thread *td, int dfd, const char *path, int fd,
383	    enum uio_seg pathseg, int flag, ino_t oldinum);
384int	kern_utimesat(struct thread *td, int fd, const char *path,
385	    enum uio_seg pathseg, const struct timeval *tptr,
386	    enum uio_seg tptrseg);
387int	kern_utimensat(struct thread *td, int fd, const char *path,
388	    enum uio_seg pathseg, const struct timespec *tptr,
389	    enum uio_seg tptrseg, int flag);
390int	kern_wait(struct thread *td, pid_t pid, int *status, int options,
391	    struct rusage *rup);
392int	kern_wait6(struct thread *td, enum idtype idtype, id_t id, int *status,
393	    int options, struct __wrusage *wrup, siginfo_t *sip);
394int	kern_writev(struct thread *td, int fd, struct uio *auio);
395int	kern_socketpair(struct thread *td, int domain, int type, int protocol,
396	    int *rsv);
397int	kern_unmount(struct thread *td, const char *path, int flags);
398
399/* flags for kern_sigaction */
400#define	KSA_OSIGSET	0x0001	/* uses osigact_t */
401#define	KSA_FREEBSD4	0x0002	/* uses ucontext4 */
402
403struct freebsd11_dirent;
404
405int	freebsd11_kern_getdirentries(struct thread *td, int fd, char *ubuf, u_int
406	    count, long *basep, void (*func)(struct freebsd11_dirent *));
407
408#endif /* !_SYS_SYSCALLSUBR_H_ */
409