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 syscall 14 15 import "unsafe" 16 17 type SockaddrDatalink struct { 18 Len uint8 19 Family uint8 20 Index uint16 21 Type uint8 22 Nlen uint8 23 Alen uint8 24 Slen uint8 25 Data [12]int8 26 raw RawSockaddrDatalink 27 } 28 29 func Syscall9(num, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, err Errno) 30 31 func sysctlNodes(mib []_C_int) (nodes []Sysctlnode, err error) { 32 var olen uintptr 33 34 // Get a list of all sysctl nodes below the given MIB by performing 35 // a sysctl for the given MIB with CTL_QUERY appended. 36 mib = append(mib, CTL_QUERY) 37 qnode := Sysctlnode{Flags: SYSCTL_VERS_1} 38 qp := (*byte)(unsafe.Pointer(&qnode)) 39 sz := unsafe.Sizeof(qnode) 40 if err = sysctl(mib, nil, &olen, qp, sz); err != nil { 41 return nil, err 42 } 43 44 // Now that we know the size, get the actual nodes. 45 nodes = make([]Sysctlnode, olen/sz) 46 np := (*byte)(unsafe.Pointer(&nodes[0])) 47 if err = sysctl(mib, np, &olen, qp, sz); err != nil { 48 return nil, err 49 } 50 51 return nodes, nil 52 } 53 54 func nametomib(name string) (mib []_C_int, err error) { 55 56 // Split name into components. 57 var parts []string 58 last := 0 59 for i := 0; i < len(name); i++ { 60 if name[i] == '.' { 61 parts = append(parts, name[last:i]) 62 last = i + 1 63 } 64 } 65 parts = append(parts, name[last:]) 66 67 // Discover the nodes and construct the MIB OID. 68 for partno, part := range parts { 69 nodes, err := sysctlNodes(mib) 70 if err != nil { 71 return nil, err 72 } 73 for _, node := range nodes { 74 n := make([]byte, 0) 75 for i := range node.Name { 76 if node.Name[i] != 0 { 77 n = append(n, byte(node.Name[i])) 78 } 79 } 80 if string(n) == part { 81 mib = append(mib, _C_int(node.Num)) 82 break 83 } 84 } 85 if len(mib) != partno+1 { 86 return nil, EINVAL 87 } 88 } 89 90 return mib, nil 91 } 92 93 func direntIno(buf []byte) (uint64, bool) { 94 return readInt(buf, unsafe.Offsetof(Dirent{}.Fileno), unsafe.Sizeof(Dirent{}.Fileno)) 95 } 96 97 func direntReclen(buf []byte) (uint64, bool) { 98 return readInt(buf, unsafe.Offsetof(Dirent{}.Reclen), unsafe.Sizeof(Dirent{}.Reclen)) 99 } 100 101 func direntNamlen(buf []byte) (uint64, bool) { 102 return readInt(buf, unsafe.Offsetof(Dirent{}.Namlen), unsafe.Sizeof(Dirent{}.Namlen)) 103 } 104 105 //sysnb pipe() (fd1 int, fd2 int, err error) 106 func Pipe(p []int) (err error) { 107 if len(p) != 2 { 108 return EINVAL 109 } 110 p[0], p[1], err = pipe() 111 return 112 } 113 114 //sys getdents(fd int, buf []byte) (n int, err error) 115 func Getdirentries(fd int, buf []byte, basep *uintptr) (n int, err error) { 116 return getdents(fd, buf) 117 } 118 119 // TODO 120 func sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) { 121 return -1, ENOSYS 122 } 123 124 /* 125 * Exposed directly 126 */ 127 //sys Access(path string, mode uint32) (err error) 128 //sys Adjtime(delta *Timeval, olddelta *Timeval) (err error) 129 //sys Chdir(path string) (err error) 130 //sys Chflags(path string, flags int) (err error) 131 //sys Chmod(path string, mode uint32) (err error) 132 //sys Chown(path string, uid int, gid int) (err error) 133 //sys Chroot(path string) (err error) 134 //sys Close(fd int) (err error) 135 //sys Dup(fd int) (nfd int, err error) 136 //sys Dup2(from int, to int) (err error) 137 //sys Exit(code int) 138 //sys Fchdir(fd int) (err error) 139 //sys Fchflags(fd int, flags int) (err error) 140 //sys Fchmod(fd int, mode uint32) (err error) 141 //sys Fchown(fd int, uid int, gid int) (err error) 142 //sys Flock(fd int, how int) (err error) 143 //sys Fpathconf(fd int, name int) (val int, err error) 144 //sys Fstat(fd int, stat *Stat_t) (err error) 145 //sys Fsync(fd int) (err error) 146 //sys Ftruncate(fd int, length int64) (err error) 147 //sysnb Getegid() (egid int) 148 //sysnb Geteuid() (uid int) 149 //sysnb Getgid() (gid int) 150 //sysnb Getpgid(pid int) (pgid int, err error) 151 //sysnb Getpgrp() (pgrp int) 152 //sysnb Getpid() (pid int) 153 //sysnb Getppid() (ppid int) 154 //sys Getpriority(which int, who int) (prio int, err error) 155 //sysnb Getrlimit(which int, lim *Rlimit) (err error) 156 //sysnb Getrusage(who int, rusage *Rusage) (err error) 157 //sysnb Getsid(pid int) (sid int, err error) 158 //sysnb Gettimeofday(tv *Timeval) (err error) 159 //sysnb Getuid() (uid int) 160 //sys Issetugid() (tainted bool) 161 //sys Kill(pid int, signum Signal) (err error) 162 //sys Kqueue() (fd int, err error) 163 //sys Lchown(path string, uid int, gid int) (err error) 164 //sys Link(path string, link string) (err error) 165 //sys Listen(s int, backlog int) (err error) 166 //sys Lstat(path string, stat *Stat_t) (err error) 167 //sys Mkdir(path string, mode uint32) (err error) 168 //sys Mkfifo(path string, mode uint32) (err error) 169 //sys Mknod(path string, mode uint32, dev int) (err error) 170 //sys Nanosleep(time *Timespec, leftover *Timespec) (err error) 171 //sys Open(path string, mode int, perm uint32) (fd int, err error) 172 //sys Pathconf(path string, name int) (val int, err error) 173 //sys Pread(fd int, p []byte, offset int64) (n int, err error) 174 //sys Pwrite(fd int, p []byte, offset int64) (n int, err error) 175 //sys read(fd int, p []byte) (n int, err error) 176 //sys Readlink(path string, buf []byte) (n int, err error) 177 //sys Rename(from string, to string) (err error) 178 //sys Revoke(path string) (err error) 179 //sys Rmdir(path string) (err error) 180 //sys Seek(fd int, offset int64, whence int) (newoffset int64, err error) = SYS_LSEEK 181 //sys Select(n int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (err error) 182 //sysnb Setegid(egid int) (err error) 183 //sysnb Seteuid(euid int) (err error) 184 //sysnb Setgid(gid int) (err error) 185 //sysnb Setpgid(pid int, pgid int) (err error) 186 //sys Setpriority(which int, who int, prio int) (err error) 187 //sysnb Setregid(rgid int, egid int) (err error) 188 //sysnb Setreuid(ruid int, euid int) (err error) 189 //sysnb Setrlimit(which int, lim *Rlimit) (err error) 190 //sysnb Setsid() (pid int, err error) 191 //sysnb Settimeofday(tp *Timeval) (err error) 192 //sysnb Setuid(uid int) (err error) 193 //sys Stat(path string, stat *Stat_t) (err error) 194 //sys Symlink(path string, link string) (err error) 195 //sys Sync() (err error) 196 //sys Truncate(path string, length int64) (err error) 197 //sys Umask(newmask int) (oldmask int) 198 //sys Unlink(path string) (err error) 199 //sys Unmount(path string, flags int) (err error) 200 //sys write(fd int, p []byte) (n int, err error) 201 //sys mmap(addr uintptr, length uintptr, prot int, flag int, fd int, pos int64) (ret uintptr, err error) 202 //sys munmap(addr uintptr, length uintptr) (err error) 203 //sys readlen(fd int, buf *byte, nbuf int) (n int, err error) = SYS_READ 204 //sys writelen(fd int, buf *byte, nbuf int) (n int, err error) = SYS_WRITE 205 206 /* 207 * Unimplemented 208 */ 209 // ____semctl13 210 // __clone 211 // __fhopen40 212 // __fhstat40 213 // __fhstatvfs140 214 // __fstat30 215 // __getcwd 216 // __getfh30 217 // __getlogin 218 // __lstat30 219 // __mount50 220 // __msgctl13 221 // __msync13 222 // __ntp_gettime30 223 // __posix_chown 224 // __posix_fadvise50 225 // __posix_fchown 226 // __posix_lchown 227 // __posix_rename 228 // __setlogin 229 // __shmctl13 230 // __sigaction_sigtramp 231 // __sigaltstack14 232 // __sigpending14 233 // __sigprocmask14 234 // __sigsuspend14 235 // __sigtimedwait 236 // __stat30 237 // __syscall 238 // __vfork14 239 // _ksem_close 240 // _ksem_destroy 241 // _ksem_getvalue 242 // _ksem_init 243 // _ksem_open 244 // _ksem_post 245 // _ksem_trywait 246 // _ksem_unlink 247 // _ksem_wait 248 // _lwp_continue 249 // _lwp_create 250 // _lwp_ctl 251 // _lwp_detach 252 // _lwp_exit 253 // _lwp_getname 254 // _lwp_getprivate 255 // _lwp_kill 256 // _lwp_park 257 // _lwp_self 258 // _lwp_setname 259 // _lwp_setprivate 260 // _lwp_suspend 261 // _lwp_unpark 262 // _lwp_unpark_all 263 // _lwp_wait 264 // _lwp_wakeup 265 // _pset_bind 266 // _sched_getaffinity 267 // _sched_getparam 268 // _sched_setaffinity 269 // _sched_setparam 270 // acct 271 // aio_cancel 272 // aio_error 273 // aio_fsync 274 // aio_read 275 // aio_return 276 // aio_suspend 277 // aio_write 278 // break 279 // clock_getres 280 // clock_gettime 281 // clock_settime 282 // compat_09_ogetdomainname 283 // compat_09_osetdomainname 284 // compat_09_ouname 285 // compat_10_omsgsys 286 // compat_10_osemsys 287 // compat_10_oshmsys 288 // compat_12_fstat12 289 // compat_12_getdirentries 290 // compat_12_lstat12 291 // compat_12_msync 292 // compat_12_oreboot 293 // compat_12_oswapon 294 // compat_12_stat12 295 // compat_13_sigaction13 296 // compat_13_sigaltstack13 297 // compat_13_sigpending13 298 // compat_13_sigprocmask13 299 // compat_13_sigreturn13 300 // compat_13_sigsuspend13 301 // compat_14___semctl 302 // compat_14_msgctl 303 // compat_14_shmctl 304 // compat_16___sigaction14 305 // compat_16___sigreturn14 306 // compat_20_fhstatfs 307 // compat_20_fstatfs 308 // compat_20_getfsstat 309 // compat_20_statfs 310 // compat_30___fhstat30 311 // compat_30___fstat13 312 // compat_30___lstat13 313 // compat_30___stat13 314 // compat_30_fhopen 315 // compat_30_fhstat 316 // compat_30_fhstatvfs1 317 // compat_30_getdents 318 // compat_30_getfh 319 // compat_30_ntp_gettime 320 // compat_30_socket 321 // compat_40_mount 322 // compat_43_fstat43 323 // compat_43_lstat43 324 // compat_43_oaccept 325 // compat_43_ocreat 326 // compat_43_oftruncate 327 // compat_43_ogetdirentries 328 // compat_43_ogetdtablesize 329 // compat_43_ogethostid 330 // compat_43_ogethostname 331 // compat_43_ogetkerninfo 332 // compat_43_ogetpagesize 333 // compat_43_ogetpeername 334 // compat_43_ogetrlimit 335 // compat_43_ogetsockname 336 // compat_43_okillpg 337 // compat_43_olseek 338 // compat_43_ommap 339 // compat_43_oquota 340 // compat_43_orecv 341 // compat_43_orecvfrom 342 // compat_43_orecvmsg 343 // compat_43_osend 344 // compat_43_osendmsg 345 // compat_43_osethostid 346 // compat_43_osethostname 347 // compat_43_osetrlimit 348 // compat_43_osigblock 349 // compat_43_osigsetmask 350 // compat_43_osigstack 351 // compat_43_osigvec 352 // compat_43_otruncate 353 // compat_43_owait 354 // compat_43_stat43 355 // execve 356 // extattr_delete_fd 357 // extattr_delete_file 358 // extattr_delete_link 359 // extattr_get_fd 360 // extattr_get_file 361 // extattr_get_link 362 // extattr_list_fd 363 // extattr_list_file 364 // extattr_list_link 365 // extattr_set_fd 366 // extattr_set_file 367 // extattr_set_link 368 // extattrctl 369 // fchroot 370 // fdatasync 371 // fgetxattr 372 // fktrace 373 // flistxattr 374 // fork 375 // fremovexattr 376 // fsetxattr 377 // fstatvfs1 378 // fsync_range 379 // getcontext 380 // getitimer 381 // getvfsstat 382 // getxattr 383 // ioctl 384 // ktrace 385 // lchflags 386 // lchmod 387 // lfs_bmapv 388 // lfs_markv 389 // lfs_segclean 390 // lfs_segwait 391 // lgetxattr 392 // lio_listio 393 // listxattr 394 // llistxattr 395 // lremovexattr 396 // lseek 397 // lsetxattr 398 // lutimes 399 // madvise 400 // mincore 401 // minherit 402 // mlock 403 // mlockall 404 // modctl 405 // mprotect 406 // mq_close 407 // mq_getattr 408 // mq_notify 409 // mq_open 410 // mq_receive 411 // mq_send 412 // mq_setattr 413 // mq_timedreceive 414 // mq_timedsend 415 // mq_unlink 416 // mremap 417 // msgget 418 // msgrcv 419 // msgsnd 420 // munlock 421 // munlockall 422 // nfssvc 423 // ntp_adjtime 424 // pmc_control 425 // pmc_get_info 426 // poll 427 // pollts 428 // preadv 429 // profil 430 // pselect 431 // pset_assign 432 // pset_create 433 // pset_destroy 434 // ptrace 435 // pwritev 436 // quotactl 437 // rasctl 438 // readv 439 // reboot 440 // removexattr 441 // sa_enable 442 // sa_preempt 443 // sa_register 444 // sa_setconcurrency 445 // sa_stacks 446 // sa_yield 447 // sbrk 448 // sched_yield 449 // semconfig 450 // semget 451 // semop 452 // setcontext 453 // setitimer 454 // setxattr 455 // shmat 456 // shmdt 457 // shmget 458 // sstk 459 // statvfs1 460 // swapctl 461 // sysarch 462 // syscall 463 // timer_create 464 // timer_delete 465 // timer_getoverrun 466 // timer_gettime 467 // timer_settime 468 // undelete 469 // utrace 470 // uuidgen 471 // vadvise 472 // vfork 473 // writev 474
