github.com/fletavendor/sys@v0.0.0-20181107165924-66b7b1311ac8/unix/syscall_netbsd.go (about) 1 // Copyright 2009,2010 The Go Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style 3 // license that can be found in the LICENSE file. 4 5 // NetBSD system calls. 6 // This file is compiled as ordinary Go code, 7 // but it is also input to mksyscall, 8 // which parses the //sys lines and generates system call stubs. 9 // Note that sometimes we use a lowercase //sys name and wrap 10 // it in our own nicer implementation, either here or in 11 // syscall_bsd.go or syscall_unix.go. 12 13 package unix 14 15 import ( 16 "runtime" 17 "syscall" 18 "unsafe" 19 ) 20 21 // SockaddrDatalink implements the Sockaddr interface for AF_LINK type sockets. 22 type SockaddrDatalink struct { 23 Len uint8 24 Family uint8 25 Index uint16 26 Type uint8 27 Nlen uint8 28 Alen uint8 29 Slen uint8 30 Data [12]int8 31 raw RawSockaddrDatalink 32 } 33 34 func Syscall9(trap, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, err syscall.Errno) 35 36 func sysctlNodes(mib []_C_int) (nodes []Sysctlnode, err error) { 37 var olen uintptr 38 39 // Get a list of all sysctl nodes below the given MIB by performing 40 // a sysctl for the given MIB with CTL_QUERY appended. 41 mib = append(mib, CTL_QUERY) 42 qnode := Sysctlnode{Flags: SYSCTL_VERS_1} 43 qp := (*byte)(unsafe.Pointer(&qnode)) 44 sz := unsafe.Sizeof(qnode) 45 if err = sysctl(mib, nil, &olen, qp, sz); err != nil { 46 return nil, err 47 } 48 49 // Now that we know the size, get the actual nodes. 50 nodes = make([]Sysctlnode, olen/sz) 51 np := (*byte)(unsafe.Pointer(&nodes[0])) 52 if err = sysctl(mib, np, &olen, qp, sz); err != nil { 53 return nil, err 54 } 55 56 return nodes, nil 57 } 58 59 func nametomib(name string) (mib []_C_int, err error) { 60 // Split name into components. 61 var parts []string 62 last := 0 63 for i := 0; i < len(name); i++ { 64 if name[i] == '.' { 65 parts = append(parts, name[last:i]) 66 last = i + 1 67 } 68 } 69 parts = append(parts, name[last:]) 70 71 // Discover the nodes and construct the MIB OID. 72 for partno, part := range parts { 73 nodes, err := sysctlNodes(mib) 74 if err != nil { 75 return nil, err 76 } 77 for _, node := range nodes { 78 n := make([]byte, 0) 79 for i := range node.Name { 80 if node.Name[i] != 0 { 81 n = append(n, byte(node.Name[i])) 82 } 83 } 84 if string(n) == part { 85 mib = append(mib, _C_int(node.Num)) 86 break 87 } 88 } 89 if len(mib) != partno+1 { 90 return nil, EINVAL 91 } 92 } 93 94 return mib, nil 95 } 96 97 func SysctlClockinfo(name string) (*Clockinfo, error) { 98 mib, err := sysctlmib(name) 99 if err != nil { 100 return nil, err 101 } 102 103 n := uintptr(SizeofClockinfo) 104 var ci Clockinfo 105 if err := sysctl(mib, (*byte)(unsafe.Pointer(&ci)), &n, nil, 0); err != nil { 106 return nil, err 107 } 108 if n != SizeofClockinfo { 109 return nil, EIO 110 } 111 return &ci, nil 112 } 113 114 //sysnb pipe() (fd1 int, fd2 int, err error) 115 func Pipe(p []int) (err error) { 116 if len(p) != 2 { 117 return EINVAL 118 } 119 p[0], p[1], err = pipe() 120 return 121 } 122 123 //sys getdents(fd int, buf []byte) (n int, err error) 124 func Getdirentries(fd int, buf []byte, basep *uintptr) (n int, err error) { 125 return getdents(fd, buf) 126 } 127 128 const ImplementsGetwd = true 129 130 //sys Getcwd(buf []byte) (n int, err error) = SYS___GETCWD 131 132 func Getwd() (string, error) { 133 var buf [PathMax]byte 134 _, err := Getcwd(buf[0:]) 135 if err != nil { 136 return "", err 137 } 138 n := clen(buf[:]) 139 if n < 1 { 140 return "", EINVAL 141 } 142 return string(buf[:n]), nil 143 } 144 145 // TODO 146 func sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) { 147 return -1, ENOSYS 148 } 149 150 func setattrlistTimes(path string, times []Timespec, flags int) error { 151 // used on Darwin for UtimesNano 152 return ENOSYS 153 } 154 155 //sys ioctl(fd int, req uint, arg uintptr) (err error) 156 157 // ioctl itself should not be exposed directly, but additional get/set 158 // functions for specific types are permissible. 159 160 // IoctlSetInt performs an ioctl operation which sets an integer value 161 // on fd, using the specified request number. 162 func IoctlSetInt(fd int, req uint, value int) error { 163 return ioctl(fd, req, uintptr(value)) 164 } 165 166 func ioctlSetWinsize(fd int, req uint, value *Winsize) error { 167 return ioctl(fd, req, uintptr(unsafe.Pointer(value))) 168 } 169 170 func ioctlSetTermios(fd int, req uint, value *Termios) error { 171 return ioctl(fd, req, uintptr(unsafe.Pointer(value))) 172 } 173 174 // IoctlGetInt performs an ioctl operation which gets an integer value 175 // from fd, using the specified request number. 176 func IoctlGetInt(fd int, req uint) (int, error) { 177 var value int 178 err := ioctl(fd, req, uintptr(unsafe.Pointer(&value))) 179 return value, err 180 } 181 182 func IoctlGetWinsize(fd int, req uint) (*Winsize, error) { 183 var value Winsize 184 err := ioctl(fd, req, uintptr(unsafe.Pointer(&value))) 185 return &value, err 186 } 187 188 func IoctlGetTermios(fd int, req uint) (*Termios, error) { 189 var value Termios 190 err := ioctl(fd, req, uintptr(unsafe.Pointer(&value))) 191 return &value, err 192 } 193 194 func IoctlGetPtmget(fd int, req uint) (*Ptmget, error) { 195 var value Ptmget 196 err := ioctl(fd, req, uintptr(unsafe.Pointer(&value))) 197 runtime.KeepAlive(value) 198 return &value, err 199 } 200 201 func Uname(uname *Utsname) error { 202 mib := []_C_int{CTL_KERN, KERN_OSTYPE} 203 n := unsafe.Sizeof(uname.Sysname) 204 if err := sysctl(mib, &uname.Sysname[0], &n, nil, 0); err != nil { 205 return err 206 } 207 208 mib = []_C_int{CTL_KERN, KERN_HOSTNAME} 209 n = unsafe.Sizeof(uname.Nodename) 210 if err := sysctl(mib, &uname.Nodename[0], &n, nil, 0); err != nil { 211 return err 212 } 213 214 mib = []_C_int{CTL_KERN, KERN_OSRELEASE} 215 n = unsafe.Sizeof(uname.Release) 216 if err := sysctl(mib, &uname.Release[0], &n, nil, 0); err != nil { 217 return err 218 } 219 220 mib = []_C_int{CTL_KERN, KERN_VERSION} 221 n = unsafe.Sizeof(uname.Version) 222 if err := sysctl(mib, &uname.Version[0], &n, nil, 0); err != nil { 223 return err 224 } 225 226 // The version might have newlines or tabs in it, convert them to 227 // spaces. 228 for i, b := range uname.Version { 229 if b == '\n' || b == '\t' { 230 if i == len(uname.Version)-1 { 231 uname.Version[i] = 0 232 } else { 233 uname.Version[i] = ' ' 234 } 235 } 236 } 237 238 mib = []_C_int{CTL_HW, HW_MACHINE} 239 n = unsafe.Sizeof(uname.Machine) 240 if err := sysctl(mib, &uname.Machine[0], &n, nil, 0); err != nil { 241 return err 242 } 243 244 return nil 245 } 246 247 /* 248 * Exposed directly 249 */ 250 //sys Access(path string, mode uint32) (err error) 251 //sys Adjtime(delta *Timeval, olddelta *Timeval) (err error) 252 //sys Chdir(path string) (err error) 253 //sys Chflags(path string, flags int) (err error) 254 //sys Chmod(path string, mode uint32) (err error) 255 //sys Chown(path string, uid int, gid int) (err error) 256 //sys Chroot(path string) (err error) 257 //sys Close(fd int) (err error) 258 //sys Dup(fd int) (nfd int, err error) 259 //sys Dup2(from int, to int) (err error) 260 //sys Exit(code int) 261 //sys ExtattrGetFd(fd int, attrnamespace int, attrname string, data uintptr, nbytes int) (ret int, err error) 262 //sys ExtattrSetFd(fd int, attrnamespace int, attrname string, data uintptr, nbytes int) (ret int, err error) 263 //sys ExtattrDeleteFd(fd int, attrnamespace int, attrname string) (err error) 264 //sys ExtattrListFd(fd int, attrnamespace int, data uintptr, nbytes int) (ret int, err error) 265 //sys ExtattrGetFile(file string, attrnamespace int, attrname string, data uintptr, nbytes int) (ret int, err error) 266 //sys ExtattrSetFile(file string, attrnamespace int, attrname string, data uintptr, nbytes int) (ret int, err error) 267 //sys ExtattrDeleteFile(file string, attrnamespace int, attrname string) (err error) 268 //sys ExtattrListFile(file string, attrnamespace int, data uintptr, nbytes int) (ret int, err error) 269 //sys ExtattrGetLink(link string, attrnamespace int, attrname string, data uintptr, nbytes int) (ret int, err error) 270 //sys ExtattrSetLink(link string, attrnamespace int, attrname string, data uintptr, nbytes int) (ret int, err error) 271 //sys ExtattrDeleteLink(link string, attrnamespace int, attrname string) (err error) 272 //sys ExtattrListLink(link string, attrnamespace int, data uintptr, nbytes int) (ret int, err error) 273 //sys Faccessat(dirfd int, path string, mode uint32, flags int) (err error) 274 //sys Fadvise(fd int, offset int64, length int64, advice int) (err error) = SYS_POSIX_FADVISE 275 //sys Fchdir(fd int) (err error) 276 //sys Fchflags(fd int, flags int) (err error) 277 //sys Fchmod(fd int, mode uint32) (err error) 278 //sys Fchmodat(dirfd int, path string, mode uint32, flags int) (err error) 279 //sys Fchown(fd int, uid int, gid int) (err error) 280 //sys Fchownat(dirfd int, path string, uid int, gid int, flags int) (err error) 281 //sys Flock(fd int, how int) (err error) 282 //sys Fpathconf(fd int, name int) (val int, err error) 283 //sys Fstat(fd int, stat *Stat_t) (err error) 284 //sys Fstatat(fd int, path string, stat *Stat_t, flags int) (err error) 285 //sys Fsync(fd int) (err error) 286 //sys Ftruncate(fd int, length int64) (err error) 287 //sysnb Getegid() (egid int) 288 //sysnb Geteuid() (uid int) 289 //sysnb Getgid() (gid int) 290 //sysnb Getpgid(pid int) (pgid int, err error) 291 //sysnb Getpgrp() (pgrp int) 292 //sysnb Getpid() (pid int) 293 //sysnb Getppid() (ppid int) 294 //sys Getpriority(which int, who int) (prio int, err error) 295 //sysnb Getrlimit(which int, lim *Rlimit) (err error) 296 //sysnb Getrusage(who int, rusage *Rusage) (err error) 297 //sysnb Getsid(pid int) (sid int, err error) 298 //sysnb Gettimeofday(tv *Timeval) (err error) 299 //sysnb Getuid() (uid int) 300 //sys Issetugid() (tainted bool) 301 //sys Kill(pid int, signum syscall.Signal) (err error) 302 //sys Kqueue() (fd int, err error) 303 //sys Lchown(path string, uid int, gid int) (err error) 304 //sys Link(path string, link string) (err error) 305 //sys Linkat(pathfd int, path string, linkfd int, link string, flags int) (err error) 306 //sys Listen(s int, backlog int) (err error) 307 //sys Lstat(path string, stat *Stat_t) (err error) 308 //sys Mkdir(path string, mode uint32) (err error) 309 //sys Mkdirat(dirfd int, path string, mode uint32) (err error) 310 //sys Mkfifo(path string, mode uint32) (err error) 311 //sys Mkfifoat(dirfd int, path string, mode uint32) (err error) 312 //sys Mknod(path string, mode uint32, dev int) (err error) 313 //sys Mknodat(dirfd int, path string, mode uint32, dev int) (err error) 314 //sys Nanosleep(time *Timespec, leftover *Timespec) (err error) 315 //sys Open(path string, mode int, perm uint32) (fd int, err error) 316 //sys Openat(dirfd int, path string, mode int, perm uint32) (fd int, err error) 317 //sys Pathconf(path string, name int) (val int, err error) 318 //sys Pread(fd int, p []byte, offset int64) (n int, err error) 319 //sys Pwrite(fd int, p []byte, offset int64) (n int, err error) 320 //sys read(fd int, p []byte) (n int, err error) 321 //sys Readlink(path string, buf []byte) (n int, err error) 322 //sys Readlinkat(dirfd int, path string, buf []byte) (n int, err error) 323 //sys Rename(from string, to string) (err error) 324 //sys Renameat(fromfd int, from string, tofd int, to string) (err error) 325 //sys Revoke(path string) (err error) 326 //sys Rmdir(path string) (err error) 327 //sys Seek(fd int, offset int64, whence int) (newoffset int64, err error) = SYS_LSEEK 328 //sys Select(n int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (err error) 329 //sysnb Setegid(egid int) (err error) 330 //sysnb Seteuid(euid int) (err error) 331 //sysnb Setgid(gid int) (err error) 332 //sysnb Setpgid(pid int, pgid int) (err error) 333 //sys Setpriority(which int, who int, prio int) (err error) 334 //sysnb Setregid(rgid int, egid int) (err error) 335 //sysnb Setreuid(ruid int, euid int) (err error) 336 //sysnb Setrlimit(which int, lim *Rlimit) (err error) 337 //sysnb Setsid() (pid int, err error) 338 //sysnb Settimeofday(tp *Timeval) (err error) 339 //sysnb Setuid(uid int) (err error) 340 //sys Stat(path string, stat *Stat_t) (err error) 341 //sys Symlink(path string, link string) (err error) 342 //sys Symlinkat(oldpath string, newdirfd int, newpath string) (err error) 343 //sys Sync() (err error) 344 //sys Truncate(path string, length int64) (err error) 345 //sys Umask(newmask int) (oldmask int) 346 //sys Unlink(path string) (err error) 347 //sys Unlinkat(dirfd int, path string, flags int) (err error) 348 //sys Unmount(path string, flags int) (err error) 349 //sys write(fd int, p []byte) (n int, err error) 350 //sys mmap(addr uintptr, length uintptr, prot int, flag int, fd int, pos int64) (ret uintptr, err error) 351 //sys munmap(addr uintptr, length uintptr) (err error) 352 //sys readlen(fd int, buf *byte, nbuf int) (n int, err error) = SYS_READ 353 //sys writelen(fd int, buf *byte, nbuf int) (n int, err error) = SYS_WRITE 354 //sys utimensat(dirfd int, path string, times *[2]Timespec, flags int) (err error) 355 356 /* 357 * Unimplemented 358 */ 359 // ____semctl13 360 // __clone 361 // __fhopen40 362 // __fhstat40 363 // __fhstatvfs140 364 // __fstat30 365 // __getcwd 366 // __getfh30 367 // __getlogin 368 // __lstat30 369 // __mount50 370 // __msgctl13 371 // __msync13 372 // __ntp_gettime30 373 // __posix_chown 374 // __posix_fchown 375 // __posix_lchown 376 // __posix_rename 377 // __setlogin 378 // __shmctl13 379 // __sigaction_sigtramp 380 // __sigaltstack14 381 // __sigpending14 382 // __sigprocmask14 383 // __sigsuspend14 384 // __sigtimedwait 385 // __stat30 386 // __syscall 387 // __vfork14 388 // _ksem_close 389 // _ksem_destroy 390 // _ksem_getvalue 391 // _ksem_init 392 // _ksem_open 393 // _ksem_post 394 // _ksem_trywait 395 // _ksem_unlink 396 // _ksem_wait 397 // _lwp_continue 398 // _lwp_create 399 // _lwp_ctl 400 // _lwp_detach 401 // _lwp_exit 402 // _lwp_getname 403 // _lwp_getprivate 404 // _lwp_kill 405 // _lwp_park 406 // _lwp_self 407 // _lwp_setname 408 // _lwp_setprivate 409 // _lwp_suspend 410 // _lwp_unpark 411 // _lwp_unpark_all 412 // _lwp_wait 413 // _lwp_wakeup 414 // _pset_bind 415 // _sched_getaffinity 416 // _sched_getparam 417 // _sched_setaffinity 418 // _sched_setparam 419 // acct 420 // aio_cancel 421 // aio_error 422 // aio_fsync 423 // aio_read 424 // aio_return 425 // aio_suspend 426 // aio_write 427 // break 428 // clock_getres 429 // clock_gettime 430 // clock_settime 431 // compat_09_ogetdomainname 432 // compat_09_osetdomainname 433 // compat_09_ouname 434 // compat_10_omsgsys 435 // compat_10_osemsys 436 // compat_10_oshmsys 437 // compat_12_fstat12 438 // compat_12_getdirentries 439 // compat_12_lstat12 440 // compat_12_msync 441 // compat_12_oreboot 442 // compat_12_oswapon 443 // compat_12_stat12 444 // compat_13_sigaction13 445 // compat_13_sigaltstack13 446 // compat_13_sigpending13 447 // compat_13_sigprocmask13 448 // compat_13_sigreturn13 449 // compat_13_sigsuspend13 450 // compat_14___semctl 451 // compat_14_msgctl 452 // compat_14_shmctl 453 // compat_16___sigaction14 454 // compat_16___sigreturn14 455 // compat_20_fhstatfs 456 // compat_20_fstatfs 457 // compat_20_getfsstat 458 // compat_20_statfs 459 // compat_30___fhstat30 460 // compat_30___fstat13 461 // compat_30___lstat13 462 // compat_30___stat13 463 // compat_30_fhopen 464 // compat_30_fhstat 465 // compat_30_fhstatvfs1 466 // compat_30_getdents 467 // compat_30_getfh 468 // compat_30_ntp_gettime 469 // compat_30_socket 470 // compat_40_mount 471 // compat_43_fstat43 472 // compat_43_lstat43 473 // compat_43_oaccept 474 // compat_43_ocreat 475 // compat_43_oftruncate 476 // compat_43_ogetdirentries 477 // compat_43_ogetdtablesize 478 // compat_43_ogethostid 479 // compat_43_ogethostname 480 // compat_43_ogetkerninfo 481 // compat_43_ogetpagesize 482 // compat_43_ogetpeername 483 // compat_43_ogetrlimit 484 // compat_43_ogetsockname 485 // compat_43_okillpg 486 // compat_43_olseek 487 // compat_43_ommap 488 // compat_43_oquota 489 // compat_43_orecv 490 // compat_43_orecvfrom 491 // compat_43_orecvmsg 492 // compat_43_osend 493 // compat_43_osendmsg 494 // compat_43_osethostid 495 // compat_43_osethostname 496 // compat_43_osetrlimit 497 // compat_43_osigblock 498 // compat_43_osigsetmask 499 // compat_43_osigstack 500 // compat_43_osigvec 501 // compat_43_otruncate 502 // compat_43_owait 503 // compat_43_stat43 504 // execve 505 // extattr_delete_fd 506 // extattr_delete_file 507 // extattr_delete_link 508 // extattr_get_fd 509 // extattr_get_file 510 // extattr_get_link 511 // extattr_list_fd 512 // extattr_list_file 513 // extattr_list_link 514 // extattr_set_fd 515 // extattr_set_file 516 // extattr_set_link 517 // extattrctl 518 // fchroot 519 // fdatasync 520 // fgetxattr 521 // fktrace 522 // flistxattr 523 // fork 524 // fremovexattr 525 // fsetxattr 526 // fstatvfs1 527 // fsync_range 528 // getcontext 529 // getitimer 530 // getvfsstat 531 // getxattr 532 // ktrace 533 // lchflags 534 // lchmod 535 // lfs_bmapv 536 // lfs_markv 537 // lfs_segclean 538 // lfs_segwait 539 // lgetxattr 540 // lio_listio 541 // listxattr 542 // llistxattr 543 // lremovexattr 544 // lseek 545 // lsetxattr 546 // lutimes 547 // madvise 548 // mincore 549 // minherit 550 // modctl 551 // mq_close 552 // mq_getattr 553 // mq_notify 554 // mq_open 555 // mq_receive 556 // mq_send 557 // mq_setattr 558 // mq_timedreceive 559 // mq_timedsend 560 // mq_unlink 561 // mremap 562 // msgget 563 // msgrcv 564 // msgsnd 565 // nfssvc 566 // ntp_adjtime 567 // pmc_control 568 // pmc_get_info 569 // pollts 570 // preadv 571 // profil 572 // pselect 573 // pset_assign 574 // pset_create 575 // pset_destroy 576 // ptrace 577 // pwritev 578 // quotactl 579 // rasctl 580 // readv 581 // reboot 582 // removexattr 583 // sa_enable 584 // sa_preempt 585 // sa_register 586 // sa_setconcurrency 587 // sa_stacks 588 // sa_yield 589 // sbrk 590 // sched_yield 591 // semconfig 592 // semget 593 // semop 594 // setcontext 595 // setitimer 596 // setxattr 597 // shmat 598 // shmdt 599 // shmget 600 // sstk 601 // statvfs1 602 // swapctl 603 // sysarch 604 // syscall 605 // timer_create 606 // timer_delete 607 // timer_getoverrun 608 // timer_gettime 609 // timer_settime 610 // undelete 611 // utrace 612 // uuidgen 613 // vadvise 614 // vfork 615 // writev