zig/lib/std/os/bits/linux/arm64.zig
Andrew Kelley 4a69b11e74 add license header to all std lib files
add SPDX license identifier
copyright ownership is zig contributors
2020-08-20 16:07:04 -04:00

499 lines
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Zig

// SPDX-License-Identifier: MIT
// Copyright (c) 2015-2020 Zig Contributors
// This file is part of [zig](https://ziglang.org/), which is MIT licensed.
// The MIT license requires this copyright notice to be included in all copies
// and substantial portions of the software.
// arm64-specific declarations that are intended to be imported into the POSIX namespace.
// This does include Linux-only APIs.
const std = @import("../../../std.zig");
const linux = std.os.linux;
const socklen_t = linux.socklen_t;
const iovec = linux.iovec;
const iovec_const = linux.iovec_const;
const uid_t = linux.uid_t;
const gid_t = linux.gid_t;
const pid_t = linux.pid_t;
const stack_t = linux.stack_t;
const sigset_t = linux.sigset_t;
pub const SYS = extern enum(usize) {
io_setup = 0,
io_destroy = 1,
io_submit = 2,
io_cancel = 3,
io_getevents = 4,
setxattr = 5,
lsetxattr = 6,
fsetxattr = 7,
getxattr = 8,
lgetxattr = 9,
fgetxattr = 10,
listxattr = 11,
llistxattr = 12,
flistxattr = 13,
removexattr = 14,
lremovexattr = 15,
fremovexattr = 16,
getcwd = 17,
lookup_dcookie = 18,
eventfd2 = 19,
epoll_create1 = 20,
epoll_ctl = 21,
epoll_pwait = 22,
dup = 23,
dup3 = 24,
fcntl = 25,
inotify_init1 = 26,
inotify_add_watch = 27,
inotify_rm_watch = 28,
ioctl = 29,
ioprio_set = 30,
ioprio_get = 31,
flock = 32,
mknodat = 33,
mkdirat = 34,
unlinkat = 35,
symlinkat = 36,
linkat = 37,
renameat = 38,
umount2 = 39,
mount = 40,
pivot_root = 41,
nfsservctl = 42,
statfs = 43,
fstatfs = 44,
truncate = 45,
ftruncate = 46,
fallocate = 47,
faccessat = 48,
chdir = 49,
fchdir = 50,
chroot = 51,
fchmod = 52,
fchmodat = 53,
fchownat = 54,
fchown = 55,
openat = 56,
close = 57,
vhangup = 58,
pipe2 = 59,
quotactl = 60,
getdents64 = 61,
lseek = 62,
read = 63,
write = 64,
readv = 65,
writev = 66,
pread64 = 67,
pwrite64 = 68,
preadv = 69,
pwritev = 70,
sendfile = 71,
pselect6 = 72,
ppoll = 73,
signalfd4 = 74,
vmsplice = 75,
splice = 76,
tee = 77,
readlinkat = 78,
fstatat = 79,
fstat = 80,
sync = 81,
fsync = 82,
fdatasync = 83,
sync_file_range2 = 84,
sync_file_range = 84,
timerfd_create = 85,
timerfd_settime = 86,
timerfd_gettime = 87,
utimensat = 88,
acct = 89,
capget = 90,
capset = 91,
personality = 92,
exit = 93,
exit_group = 94,
waitid = 95,
set_tid_address = 96,
unshare = 97,
futex = 98,
set_robust_list = 99,
get_robust_list = 100,
nanosleep = 101,
getitimer = 102,
setitimer = 103,
kexec_load = 104,
init_module = 105,
delete_module = 106,
timer_create = 107,
timer_gettime = 108,
timer_getoverrun = 109,
timer_settime = 110,
timer_delete = 111,
clock_settime = 112,
clock_gettime = 113,
clock_getres = 114,
clock_nanosleep = 115,
syslog = 116,
ptrace = 117,
sched_setparam = 118,
sched_setscheduler = 119,
sched_getscheduler = 120,
sched_getparam = 121,
sched_setaffinity = 122,
sched_getaffinity = 123,
sched_yield = 124,
sched_get_priority_max = 125,
sched_get_priority_min = 126,
sched_rr_get_interval = 127,
restart_syscall = 128,
kill = 129,
tkill = 130,
tgkill = 131,
sigaltstack = 132,
rt_sigsuspend = 133,
rt_sigaction = 134,
rt_sigprocmask = 135,
rt_sigpending = 136,
rt_sigtimedwait = 137,
rt_sigqueueinfo = 138,
rt_sigreturn = 139,
setpriority = 140,
getpriority = 141,
reboot = 142,
setregid = 143,
setgid = 144,
setreuid = 145,
setuid = 146,
setresuid = 147,
getresuid = 148,
setresgid = 149,
getresgid = 150,
setfsuid = 151,
setfsgid = 152,
times = 153,
setpgid = 154,
getpgid = 155,
getsid = 156,
setsid = 157,
getgroups = 158,
setgroups = 159,
uname = 160,
sethostname = 161,
setdomainname = 162,
getrlimit = 163,
setrlimit = 164,
getrusage = 165,
umask = 166,
prctl = 167,
getcpu = 168,
gettimeofday = 169,
settimeofday = 170,
adjtimex = 171,
getpid = 172,
getppid = 173,
getuid = 174,
geteuid = 175,
getgid = 176,
getegid = 177,
gettid = 178,
sysinfo = 179,
mq_open = 180,
mq_unlink = 181,
mq_timedsend = 182,
mq_timedreceive = 183,
mq_notify = 184,
mq_getsetattr = 185,
msgget = 186,
msgctl = 187,
msgrcv = 188,
msgsnd = 189,
semget = 190,
semctl = 191,
semtimedop = 192,
semop = 193,
shmget = 194,
shmctl = 195,
shmat = 196,
shmdt = 197,
socket = 198,
socketpair = 199,
bind = 200,
listen = 201,
accept = 202,
connect = 203,
getsockname = 204,
getpeername = 205,
sendto = 206,
recvfrom = 207,
setsockopt = 208,
getsockopt = 209,
shutdown = 210,
sendmsg = 211,
recvmsg = 212,
readahead = 213,
brk = 214,
munmap = 215,
mremap = 216,
add_key = 217,
request_key = 218,
keyctl = 219,
clone = 220,
execve = 221,
mmap = 222,
fadvise64 = 223,
swapon = 224,
swapoff = 225,
mprotect = 226,
msync = 227,
mlock = 228,
munlock = 229,
mlockall = 230,
munlockall = 231,
mincore = 232,
madvise = 233,
remap_file_pages = 234,
mbind = 235,
get_mempolicy = 236,
set_mempolicy = 237,
migrate_pages = 238,
move_pages = 239,
rt_tgsigqueueinfo = 240,
perf_event_open = 241,
accept4 = 242,
recvmmsg = 243,
arch_specific_syscall = 244,
wait4 = 260,
prlimit64 = 261,
fanotify_init = 262,
fanotify_mark = 263,
clock_adjtime = 266,
syncfs = 267,
setns = 268,
sendmmsg = 269,
process_vm_readv = 270,
process_vm_writev = 271,
kcmp = 272,
finit_module = 273,
sched_setattr = 274,
sched_getattr = 275,
renameat2 = 276,
seccomp = 277,
getrandom = 278,
memfd_create = 279,
bpf = 280,
execveat = 281,
userfaultfd = 282,
membarrier = 283,
mlock2 = 284,
copy_file_range = 285,
preadv2 = 286,
pwritev2 = 287,
pkey_mprotect = 288,
pkey_alloc = 289,
pkey_free = 290,
statx = 291,
io_pgetevents = 292,
rseq = 293,
kexec_file_load = 294,
pidfd_send_signal = 424,
io_uring_setup = 425,
io_uring_enter = 426,
io_uring_register = 427,
open_tree = 428,
move_mount = 429,
fsopen = 430,
fsconfig = 431,
fsmount = 432,
fspick = 433,
pidfd_open = 434,
clone3 = 435,
openat2 = 437,
pidfd_getfd = 438,
_,
};
pub const O_CREAT = 0o100;
pub const O_EXCL = 0o200;
pub const O_NOCTTY = 0o400;
pub const O_TRUNC = 0o1000;
pub const O_APPEND = 0o2000;
pub const O_NONBLOCK = 0o4000;
pub const O_DSYNC = 0o10000;
pub const O_SYNC = 0o4010000;
pub const O_RSYNC = 0o4010000;
pub const O_DIRECTORY = 0o40000;
pub const O_NOFOLLOW = 0o100000;
pub const O_CLOEXEC = 0o2000000;
pub const O_ASYNC = 0o20000;
pub const O_DIRECT = 0o200000;
pub const O_LARGEFILE = 0o400000;
pub const O_NOATIME = 0o1000000;
pub const O_PATH = 0o10000000;
pub const O_TMPFILE = 0o20040000;
pub const O_NDELAY = O_NONBLOCK;
pub const F_DUPFD = 0;
pub const F_GETFD = 1;
pub const F_SETFD = 2;
pub const F_GETFL = 3;
pub const F_SETFL = 4;
pub const F_SETOWN = 8;
pub const F_GETOWN = 9;
pub const F_SETSIG = 10;
pub const F_GETSIG = 11;
pub const F_GETLK = 5;
pub const F_SETLK = 6;
pub const F_SETLKW = 7;
pub const F_RDLCK = 0;
pub const F_WRLCK = 1;
pub const F_UNLCK = 2;
pub const LOCK_SH = 1;
pub const LOCK_EX = 2;
pub const LOCK_UN = 8;
pub const LOCK_NB = 4;
pub const F_SETOWN_EX = 15;
pub const F_GETOWN_EX = 16;
pub const F_GETOWNER_UIDS = 17;
/// stack-like segment
pub const MAP_GROWSDOWN = 0x0100;
/// ETXTBSY
pub const MAP_DENYWRITE = 0x0800;
/// mark it as an executable
pub const MAP_EXECUTABLE = 0x1000;
/// pages are locked
pub const MAP_LOCKED = 0x2000;
/// don't check for reservations
pub const MAP_NORESERVE = 0x4000;
pub const VDSO_CGT_SYM = "__kernel_clock_gettime";
pub const VDSO_CGT_VER = "LINUX_2.6.39";
pub const Flock = extern struct {
l_type: i16,
l_whence: i16,
l_start: off_t,
l_len: off_t,
l_pid: pid_t,
__unused: [4]u8,
};
pub const msghdr = extern struct {
msg_name: ?*sockaddr,
msg_namelen: socklen_t,
msg_iov: [*]iovec,
msg_iovlen: i32,
__pad1: i32,
msg_control: ?*c_void,
msg_controllen: socklen_t,
__pad2: socklen_t,
msg_flags: i32,
};
pub const msghdr_const = extern struct {
msg_name: ?*const sockaddr,
msg_namelen: socklen_t,
msg_iov: [*]iovec_const,
msg_iovlen: i32,
__pad1: i32,
msg_control: ?*c_void,
msg_controllen: socklen_t,
__pad2: socklen_t,
msg_flags: i32,
};
pub const blksize_t = i32;
pub const nlink_t = u32;
pub const time_t = isize;
pub const mode_t = u32;
pub const off_t = isize;
pub const ino_t = usize;
pub const dev_t = usize;
pub const blkcnt_t = isize;
/// Renamed to Stat to not conflict with the stat function.
/// atime, mtime, and ctime have functions to return `timespec`,
/// because although this is a POSIX API, the layout and names of
/// the structs are inconsistent across operating systems, and
/// in C, macros are used to hide the differences. Here we use
/// methods to accomplish this.
pub const Stat = extern struct {
dev: dev_t,
ino: ino_t,
mode: mode_t,
nlink: nlink_t,
uid: uid_t,
gid: gid_t,
rdev: dev_t,
__pad: usize,
size: off_t,
blksize: blksize_t,
__pad2: i32,
blocks: blkcnt_t,
atim: timespec,
mtim: timespec,
ctim: timespec,
__unused: [2]u32,
pub fn atime(self: Stat) timespec {
return self.atim;
}
pub fn mtime(self: Stat) timespec {
return self.mtim;
}
pub fn ctime(self: Stat) timespec {
return self.ctim;
}
};
pub const timespec = extern struct {
tv_sec: time_t,
tv_nsec: isize,
};
pub const timeval = extern struct {
tv_sec: isize,
tv_usec: isize,
};
pub const timezone = extern struct {
tz_minuteswest: i32,
tz_dsttime: i32,
};
pub const mcontext_t = extern struct {
fault_address: usize,
regs: [31]usize,
sp: usize,
pc: usize,
pstate: usize,
// Make sure the field is correctly aligned since this area
// holds various FP/vector registers
reserved1: [256 * 16]u8 align(16),
};
pub const ucontext_t = extern struct {
flags: usize,
link: *ucontext_t,
stack: stack_t,
sigmask: sigset_t,
mcontext: mcontext_t,
};
pub const Elf_Symndx = u32;