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eb5e0cba21
zig/lib/std/c/solaris.zig
Anthony Carrico 078aa5f7b2 Adds Linux support for POSIX file locking with fcntl 
On Linux, locking fails with EAGAIN (vs. EACCES on other systems).
This commit also adds FcntlErrors for EDEADLK and ENOLCK.
2022-02-15 13:22:50 +02:00

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const std = @import("../std.zig");
const builtin = @import("builtin");
const maxInt = std.math.maxInt;
const iovec = std.os.iovec;
const iovec_const = std.os.iovec_const;
const timezone = std.c.timezone;
extern "c" fn ___errno() *c_int;
pub const _errno = ___errno;
pub const dl_iterate_phdr_callback = fn (info: *dl_phdr_info, size: usize, data: ?*anyopaque) callconv(.C) c_int;
pub extern "c" fn dl_iterate_phdr(callback: dl_iterate_phdr_callback, data: ?*anyopaque) c_int;
pub extern "c" fn getdents(fd: c_int, buf_ptr: [*]u8, nbytes: usize) usize;
pub extern "c" fn sigaltstack(ss: ?*stack_t, old_ss: ?*stack_t) c_int;
pub extern "c" fn pipe2(fds: *[2]fd_t, flags: u32) c_int;
pub extern "c" fn arc4random_buf(buf: [*]u8, len: usize) void;
pub extern "c" fn posix_memalign(memptr: *?*anyopaque, alignment: usize, size: usize) c_int;
pub extern "c" fn sysconf(sc: c_int) i64;
pub extern "c" fn signalfd(fd: fd_t, mask: *const sigset_t, flags: u32) c_int;
pub extern "c" fn madvise(address: [*]u8, len: usize, advise: u32) c_int;
pub const pthread_mutex_t = extern struct {
flag1: u16 = 0,
flag2: u8 = 0,
ceiling: u8 = 0,
@"type": u16 = 0,
magic: u16 = 0x4d58,
lock: u64 = 0,
data: u64 = 0,
};
pub const pthread_cond_t = extern struct {
flag: [4]u8 = [_]u8{0} ** 4,
@"type": u16 = 0,
magic: u16 = 0x4356,
data: u64 = 0,
};
pub const pthread_rwlock_t = extern struct {
readers: i32 = 0,
@"type": u16 = 0,
magic: u16 = 0x5257,
mutex: pthread_mutex_t = .{},
readercv: pthread_cond_t = .{},
writercv: pthread_cond_t = .{},
};
pub const pthread_attr_t = extern struct {
mutexattr: ?*anyopaque = null,
};
pub const pthread_key_t = c_int;
pub const sem_t = extern struct {
count: u32 = 0,
@"type": u16 = 0,
magic: u16 = 0x534d,
__pad1: [3]u64 = [_]u64{0} ** 3,
__pad2: [2]u64 = [_]u64{0} ** 2,
};
pub extern "c" fn pthread_setname_np(thread: std.c.pthread_t, name: [*:0]const u8, arg: ?*anyopaque) E;
pub extern "c" fn pthread_getname_np(thread: std.c.pthread_t, name: [*:0]u8, len: usize) E;
pub const blkcnt_t = i64;
pub const blksize_t = i32;
pub const clock_t = i64;
pub const dev_t = i32;
pub const fd_t = c_int;
pub const gid_t = u32;
pub const ino_t = u64;
pub const mode_t = u32;
pub const nlink_t = u32;
pub const off_t = i64;
pub const pid_t = i32;
pub const socklen_t = u32;
pub const time_t = i64;
pub const suseconds_t = i64;
pub const uid_t = u32;
pub const major_t = u32;
pub const minor_t = u32;
pub const port_t = c_int;
pub const nfds_t = usize;
pub const id_t = i32;
pub const taskid_t = id_t;
pub const projid_t = id_t;
pub const poolid_t = id_t;
pub const zoneid_t = id_t;
pub const ctid_t = id_t;
pub const dl_phdr_info = extern struct {
dlpi_addr: std.elf.Addr,
dlpi_name: ?[*:0]const u8,
dlpi_phdr: [*]std.elf.Phdr,
dlpi_phnum: std.elf.Half,
/// Incremented when a new object is mapped into the process.
dlpi_adds: u64,
/// Incremented when an object is unmapped from the process.
dlpi_subs: u64,
};
pub const RTLD = struct {
pub const LAZY = 0x00001;
pub const NOW = 0x00002;
pub const NOLOAD = 0x00004;
pub const GLOBAL = 0x00100;
pub const LOCAL = 0x00000;
pub const PARENT = 0x00200;
pub const GROUP = 0x00400;
pub const WORLD = 0x00800;
pub const NODELETE = 0x01000;
pub const FIRST = 0x02000;
pub const CONFGEN = 0x10000;
pub const NEXT = @intToPtr(*anyopaque, @bitCast(usize, @as(isize, -1)));
pub const DEFAULT = @intToPtr(*anyopaque, @bitCast(usize, @as(isize, -2)));
pub const SELF = @intToPtr(*anyopaque, @bitCast(usize, @as(isize, -3)));
pub const PROBE = @intToPtr(*anyopaque, @bitCast(usize, @as(isize, -4)));
};
pub const Flock = extern struct {
type: c_short,
whence: c_short,
start: off_t,
// len == 0 means until end of file.
len: off_t,
sysid: c_int,
pid: pid_t,
__pad: [4]c_long,
};
pub const utsname = extern struct {
sysname: [256:0]u8,
nodename: [256:0]u8,
release: [256:0]u8,
version: [256:0]u8,
machine: [256:0]u8,
domainname: [256:0]u8,
};
pub const addrinfo = extern struct {
flags: i32,
family: i32,
socktype: i32,
protocol: i32,
addrlen: socklen_t,
canonname: ?[*:0]u8,
addr: ?*sockaddr,
next: ?*addrinfo,
};
pub const EAI = enum(c_int) {
/// address family for hostname not supported
ADDRFAMILY = 1,
/// name could not be resolved at this time
AGAIN = 2,
/// flags parameter had an invalid value
BADFLAGS = 3,
/// non-recoverable failure in name resolution
FAIL = 4,
/// address family not recognized
FAMILY = 5,
/// memory allocation failure
MEMORY = 6,
/// no address associated with hostname
NODATA = 7,
/// name does not resolve
NONAME = 8,
/// service not recognized for socket type
SERVICE = 9,
/// intended socket type was not recognized
SOCKTYPE = 10,
/// system error returned in errno
SYSTEM = 11,
/// argument buffer overflow
OVERFLOW = 12,
/// resolved protocol is unknown
PROTOCOL = 13,
_,
};
pub const EAI_MAX = 14;
pub const msghdr = extern struct {
/// optional address
msg_name: ?*sockaddr,
/// size of address
msg_namelen: socklen_t,
/// scatter/gather array
msg_iov: [*]iovec,
/// # elements in msg_iov
msg_iovlen: i32,
/// ancillary data
msg_control: ?*anyopaque,
/// ancillary data buffer len
msg_controllen: socklen_t,
/// flags on received message
msg_flags: i32,
};
pub const msghdr_const = extern struct {
/// optional address
msg_name: ?*const sockaddr,
/// size of address
msg_namelen: socklen_t,
/// scatter/gather array
msg_iov: [*]iovec_const,
/// # elements in msg_iov
msg_iovlen: i32,
/// ancillary data
msg_control: ?*anyopaque,
/// ancillary data buffer len
msg_controllen: socklen_t,
/// flags on received message
msg_flags: i32,
};
pub const cmsghdr = extern struct {
cmsg_len: socklen_t,
cmsg_level: i32,
cmsg_type: i32,
};
/// The stat structure used by libc.
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,
size: off_t,
atim: timespec,
mtim: timespec,
ctim: timespec,
blksize: blksize_t,
blocks: blkcnt_t,
fstype: [16]u8,
pub fn atime(self: @This()) timespec {
return self.atim;
}
pub fn mtime(self: @This()) timespec {
return self.mtim;
}
pub fn ctime(self: @This()) timespec {
return self.ctim;
}
};
pub const timespec = extern struct {
tv_sec: i64,
tv_nsec: isize,
};
pub const timeval = extern struct {
/// seconds
tv_sec: time_t,
/// microseconds
tv_usec: suseconds_t,
};
pub const MAXNAMLEN = 511;
pub const dirent = extern struct {
/// Inode number of entry.
d_ino: ino_t,
/// Offset of this entry on disk.
d_off: off_t,
/// Length of this record.
d_reclen: u16,
/// File name.
d_name: [MAXNAMLEN:0]u8,
pub fn reclen(self: dirent) u16 {
return self.d_reclen;
}
};
pub const SOCK = struct {
/// Datagram.
pub const DGRAM = 1;
/// STREAM.
pub const STREAM = 2;
/// Raw-protocol interface.
pub const RAW = 4;
/// Reliably-delivered message.
pub const RDM = 5;
/// Sequenced packed stream.
pub const SEQPACKET = 6;
pub const NONBLOCK = 0x100000;
pub const NDELAY = 0x200000;
pub const CLOEXEC = 0x080000;
};
pub const SO = struct {
pub const DEBUG = 0x0001;
pub const ACCEPTCONN = 0x0002;
pub const REUSEADDR = 0x0004;
pub const KEEPALIVE = 0x0008;
pub const DONTROUTE = 0x0010;
pub const BROADCAST = 0x0020;
pub const USELOOPBACK = 0x0040;
pub const LINGER = 0x0080;
pub const OOBINLINE = 0x0100;
pub const DGRAM_ERRIND = 0x0200;
pub const RECVUCRED = 0x0400;
pub const SNDBUF = 0x1001;
pub const RCVBUF = 0x1002;
pub const SNDLOWAT = 0x1003;
pub const RCVLOWAT = 0x1004;
pub const SNDTIMEO = 0x1005;
pub const RCVTIMEO = 0x1006;
pub const ERROR = 0x1007;
pub const TYPE = 0x1008;
pub const PROTOTYPE = 0x1009;
pub const ANON_MLP = 0x100a;
pub const MAC_EXEMPT = 0x100b;
pub const DOMAIN = 0x100c;
pub const RCVPSH = 0x100d;
pub const SECATTR = 0x1011;
pub const TIMESTAMP = 0x1013;
pub const ALLZONES = 0x1014;
pub const EXCLBIND = 0x1015;
pub const MAC_IMPLICIT = 0x1016;
pub const VRRP = 0x1017;
};
pub const SOMAXCONN = 128;
pub const SCM = struct {
pub const UCRED = 0x1012;
pub const RIGHTS = 0x1010;
pub const TIMESTAMP = SO.TIMESTAMP;
};
pub const AF = struct {
pub const UNSPEC = 0;
pub const UNIX = 1;
pub const LOCAL = UNIX;
pub const FILE = UNIX;
pub const INET = 2;
pub const IMPLINK = 3;
pub const PUP = 4;
pub const CHAOS = 5;
pub const NS = 6;
pub const NBS = 7;
pub const ECMA = 8;
pub const DATAKIT = 9;
pub const CCITT = 10;
pub const SNA = 11;
pub const DECnet = 12;
pub const DLI = 13;
pub const LAT = 14;
pub const HYLINK = 15;
pub const APPLETALK = 16;
pub const NIT = 17;
pub const @"802" = 18;
pub const OSI = 19;
pub const X25 = 20;
pub const OSINET = 21;
pub const GOSIP = 22;
pub const IPX = 23;
pub const ROUTE = 24;
pub const LINK = 25;
pub const INET6 = 26;
pub const KEY = 27;
pub const NCA = 28;
pub const POLICY = 29;
pub const INET_OFFLOAD = 30;
pub const TRILL = 31;
pub const PACKET = 32;
pub const LX_NETLINK = 33;
pub const MAX = 33;
};
pub const SOL = struct {
pub const SOCKET = 0xffff;
pub const ROUTE = 0xfffe;
pub const PACKET = 0xfffd;
pub const FILTER = 0xfffc;
};
pub const PF = struct {
pub const UNSPEC = AF.UNSPEC;
pub const UNIX = AF.UNIX;
pub const LOCAL = UNIX;
pub const FILE = UNIX;
pub const INET = AF.INET;
pub const IMPLINK = AF.IMPLINK;
pub const PUP = AF.PUP;
pub const CHAOS = AF.CHAOS;
pub const NS = AF.NS;
pub const NBS = AF.NBS;
pub const ECMA = AF.ECMA;
pub const DATAKIT = AF.DATAKIT;
pub const CCITT = AF.CCITT;
pub const SNA = AF.SNA;
pub const DECnet = AF.DECnet;
pub const DLI = AF.DLI;
pub const LAT = AF.LAT;
pub const HYLINK = AF.HYLINK;
pub const APPLETALK = AF.APPLETALK;
pub const NIT = AF.NIT;
pub const @"802" = AF.@"802";
pub const OSI = AF.OSI;
pub const X25 = AF.X25;
pub const OSINET = AF.OSINET;
pub const GOSIP = AF.GOSIP;
pub const IPX = AF.IPX;
pub const ROUTE = AF.ROUTE;
pub const LINK = AF.LINK;
pub const INET6 = AF.INET6;
pub const KEY = AF.KEY;
pub const NCA = AF.NCA;
pub const POLICY = AF.POLICY;
pub const TRILL = AF.TRILL;
pub const PACKET = AF.PACKET;
pub const LX_NETLINK = AF.LX_NETLINK;
pub const MAX = AF.MAX;
};
pub const in_port_t = u16;
pub const sa_family_t = u16;
pub const sockaddr = extern struct {
/// address family
family: sa_family_t,
/// actually longer; address value
data: [14]u8,
pub const SS_MAXSIZE = 256;
pub const storage = std.x.os.Socket.Address.Native.Storage;
pub const in = extern struct {
family: sa_family_t = AF.INET,
port: in_port_t,
addr: u32,
zero: [8]u8 = [8]u8{ 0, 0, 0, 0, 0, 0, 0, 0 },
};
pub const in6 = extern struct {
family: sa_family_t = AF.INET6,
port: in_port_t,
flowinfo: u32,
addr: [16]u8,
scope_id: u32,
__src_id: u32 = 0,
};
/// Definitions for UNIX IPC domain.
pub const un = extern struct {
family: sa_family_t = AF.UNIX,
path: [108]u8,
};
};
pub const AI = struct {
/// IPv4-mapped IPv6 address
pub const V4MAPPED = 0x0001;
pub const ALL = 0x0002;
/// only if any address is assigned
pub const ADDRCONFIG = 0x0004;
/// get address to use bind()
pub const PASSIVE = 0x0008;
/// fill ai_canonname
pub const CANONNAME = 0x0010;
/// prevent host name resolution
pub const NUMERICHOST = 0x0020;
/// prevent service name resolution
pub const NUMERICSERV = 0x0040;
};
pub const NI = struct {
pub const NOFQDN = 0x0001;
pub const NUMERICHOST = 0x0002;
pub const NAMEREQD = 0x0004;
pub const NUMERICSERV = 0x0008;
pub const DGRAM = 0x0010;
pub const WITHSCOPEID = 0x0020;
pub const NUMERICSCOPE = 0x0040;
pub const MAXHOST = 1025;
pub const MAXSERV = 32;
};
pub const PATH_MAX = 1024;
pub const IOV_MAX = 1024;
pub const STDIN_FILENO = 0;
pub const STDOUT_FILENO = 1;
pub const STDERR_FILENO = 2;
pub const PROT = struct {
pub const NONE = 0;
pub const READ = 1;
pub const WRITE = 2;
pub const EXEC = 4;
};
pub const CLOCK = struct {
pub const VIRTUAL = 1;
pub const THREAD_CPUTIME_ID = 2;
pub const REALTIME = 3;
pub const MONOTONIC = 4;
pub const PROCESS_CPUTIME_ID = 5;
pub const HIGHRES = MONOTONIC;
pub const PROF = THREAD_CPUTIME_ID;
};
pub const MAP = struct {
pub const FAILED = @intToPtr(*anyopaque, maxInt(usize));
pub const SHARED = 0x0001;
pub const PRIVATE = 0x0002;
pub const TYPE = 0x000f;
pub const FILE = 0x0000;
pub const FIXED = 0x0010;
// Unimplemented
pub const RENAME = 0x0020;
pub const NORESERVE = 0x0040;
/// Force mapping in lower 4G address space
pub const @"32BIT" = 0x0080;
pub const ANON = 0x0100;
pub const ANONYMOUS = ANON;
pub const ALIGN = 0x0200;
pub const TEXT = 0x0400;
pub const INITDATA = 0x0800;
};
pub const MSF = struct {
pub const ASYNC = 1;
pub const INVALIDATE = 2;
pub const SYNC = 4;
};
pub const MADV = struct {
/// no further special treatment
pub const NORMAL = 0;
/// expect random page references
pub const RANDOM = 1;
/// expect sequential page references
pub const SEQUENTIAL = 2;
/// will need these pages
pub const WILLNEED = 3;
/// don't need these pages
pub const DONTNEED = 4;
/// contents can be freed
pub const FREE = 5;
/// default access
pub const ACCESS_DEFAULT = 6;
/// next LWP to access heavily
pub const ACCESS_LWP = 7;
/// many processes to access heavily
pub const ACCESS_MANY = 8;
/// contents will be purged
pub const PURGE = 9;
};
pub const W = struct {
pub const EXITED = 0o001;
pub const TRAPPED = 0o002;
pub const UNTRACED = 0o004;
pub const STOPPED = UNTRACED;
pub const CONTINUED = 0o010;
pub const NOHANG = 0o100;
pub const NOWAIT = 0o200;
pub fn EXITSTATUS(s: u32) u8 {
return @intCast(u8, (s >> 8) & 0xff);
}
pub fn TERMSIG(s: u32) u32 {
return s & 0x7f;
}
pub fn STOPSIG(s: u32) u32 {
return EXITSTATUS(s);
}
pub fn IFEXITED(s: u32) bool {
return TERMSIG(s) == 0;
}
pub fn IFCONTINUED(s: u32) bool {
return ((s & 0o177777) == 0o177777);
}
pub fn IFSTOPPED(s: u32) bool {
return (s & 0x00ff != 0o177) and !(s & 0xff00 != 0);
}
pub fn IFSIGNALED(s: u32) bool {
return s & 0x00ff > 0 and s & 0xff00 == 0;
}
};
pub const SA = struct {
pub const ONSTACK = 0x00000001;
pub const RESETHAND = 0x00000002;
pub const RESTART = 0x00000004;
pub const SIGINFO = 0x00000008;
pub const NODEFER = 0x00000010;
pub const NOCLDWAIT = 0x00010000;
};
// access function
pub const F_OK = 0; // test for existence of file
pub const X_OK = 1; // test for execute or search permission
pub const W_OK = 2; // test for write permission
pub const R_OK = 4; // test for read permission
pub const F = struct {
/// Unlock a previously locked region
pub const ULOCK = 0;
/// Lock a region for exclusive use
pub const LOCK = 1;
/// Test and lock a region for exclusive use
pub const TLOCK = 2;
/// Test a region for other processes locks
pub const TEST = 3;
/// Duplicate fildes
pub const DUPFD = 0;
/// Get fildes flags
pub const GETFD = 1;
/// Set fildes flags
pub const SETFD = 2;
/// Get file flags
pub const GETFL = 3;
/// Get file flags including open-only flags
pub const GETXFL = 45;
/// Set file flags
pub const SETFL = 4;
/// Unused
pub const CHKFL = 8;
/// Duplicate fildes at third arg
pub const DUP2FD = 9;
/// Like DUP2FD with O_CLOEXEC set EINVAL is fildes matches arg1
pub const DUP2FD_CLOEXEC = 36;
/// Like DUPFD with O_CLOEXEC set
pub const DUPFD_CLOEXEC = 37;
/// Is the file desc. a stream ?
pub const ISSTREAM = 13;
/// Turn on private access to file
pub const PRIV = 15;
/// Turn off private access to file
pub const NPRIV = 16;
/// UFS quota call
pub const QUOTACTL = 17;
/// Get number of BLKSIZE blocks allocated
pub const BLOCKS = 18;
/// Get optimal I/O block size
pub const BLKSIZE = 19;
/// Get owner (socket emulation)
pub const GETOWN = 23;
/// Set owner (socket emulation)
pub const SETOWN = 24;
/// Object reuse revoke access to file desc.
pub const REVOKE = 25;
/// Does vp have NFS locks private to lock manager
pub const HASREMOTELOCKS = 26;
/// Set file lock
pub const SETLK = 6;
/// Set file lock and wait
pub const SETLKW = 7;
/// Allocate file space
pub const ALLOCSP = 10;
/// Free file space
pub const FREESP = 11;
/// Get file lock
pub const GETLK = 14;
/// Get file lock owned by file
pub const OFD_GETLK = 47;
/// Set file lock owned by file
pub const OFD_SETLK = 48;
/// Set file lock owned by file and wait
pub const OFD_SETLKW = 49;
/// Set a file share reservation
pub const SHARE = 40;
/// Remove a file share reservation
pub const UNSHARE = 41;
/// Create Poison FD
pub const BADFD = 46;
/// Read lock
pub const RDLCK = 1;
/// Write lock
pub const WRLCK = 2;
/// Remove lock(s)
pub const UNLCK = 3;
/// remove remote locks for a given system
pub const UNLKSYS = 4;
// f_access values
/// Read-only share access
pub const RDACC = 0x1;
/// Write-only share access
pub const WRACC = 0x2;
/// Read-Write share access
pub const RWACC = 0x3;
// f_deny values
/// Don't deny others access
pub const NODNY = 0x0;
/// Deny others read share access
pub const RDDNY = 0x1;
/// Deny others write share access
pub const WRDNY = 0x2;
/// Deny others read or write share access
pub const RWDNY = 0x3;
/// private flag: Deny delete share access
pub const RMDNY = 0x4;
};
pub const O = struct {
pub const RDONLY = 0;
pub const WRONLY = 1;
pub const RDWR = 2;
pub const SEARCH = 0x200000;
pub const EXEC = 0x400000;
pub const NDELAY = 0x04;
pub const APPEND = 0x08;
pub const SYNC = 0x10;
pub const DSYNC = 0x40;
pub const RSYNC = 0x8000;
pub const NONBLOCK = 0x80;
pub const LARGEFILE = 0x2000;
pub const CREAT = 0x100;
pub const TRUNC = 0x200;
pub const EXCL = 0x400;
pub const NOCTTY = 0x800;
pub const XATTR = 0x4000;
pub const NOFOLLOW = 0x20000;
pub const NOLINKS = 0x40000;
pub const CLOEXEC = 0x800000;
pub const DIRECTORY = 0x1000000;
pub const DIRECT = 0x2000000;
};
pub const LOCK = struct {
pub const SH = 1;
pub const EX = 2;
pub const NB = 4;
pub const UN = 8;
};
pub const FD_CLOEXEC = 1;
pub const SEEK = struct {
pub const SET = 0;
pub const CUR = 1;
pub const END = 2;
pub const DATA = 3;
pub const HOLE = 4;
};
pub const tcflag_t = c_uint;
pub const cc_t = u8;
pub const speed_t = c_uint;
pub const NCCS = 19;
pub const termios = extern struct {
c_iflag: tcflag_t,
c_oflag: tcflag_t,
c_cflag: tcflag_t,
c_lflag: tcflag_t,
c_cc: [NCCS]cc_t,
};
fn tioc(t: u16, num: u8) u16 {
return (t << 8) | num;
}
pub const T = struct {
pub const CGETA = tioc('T', 1);
pub const CSETA = tioc('T', 2);
pub const CSETAW = tioc('T', 3);
pub const CSETAF = tioc('T', 4);
pub const CSBRK = tioc('T', 5);
pub const CXONC = tioc('T', 6);
pub const CFLSH = tioc('T', 7);
pub const IOCGWINSZ = tioc('T', 104);
pub const IOCSWINSZ = tioc('T', 103);
// Softcarrier ioctls
pub const IOCGSOFTCAR = tioc('T', 105);
pub const IOCSSOFTCAR = tioc('T', 106);
// termios ioctls
pub const CGETS = tioc('T', 13);
pub const CSETS = tioc('T', 14);
pub const CSANOW = tioc('T', 14);
pub const CSETSW = tioc('T', 15);
pub const CSADRAIN = tioc('T', 15);
pub const CSETSF = tioc('T', 16);
pub const IOCSETLD = tioc('T', 123);
pub const IOCGETLD = tioc('T', 124);
// NTP PPS ioctls
pub const IOCGPPS = tioc('T', 125);
pub const IOCSPPS = tioc('T', 126);
pub const IOCGPPSEV = tioc('T', 127);
pub const IOCGETD = tioc('t', 0);
pub const IOCSETD = tioc('t', 1);
pub const IOCHPCL = tioc('t', 2);
pub const IOCGETP = tioc('t', 8);
pub const IOCSETP = tioc('t', 9);
pub const IOCSETN = tioc('t', 10);
pub const IOCEXCL = tioc('t', 13);
pub const IOCNXCL = tioc('t', 14);
pub const IOCFLUSH = tioc('t', 16);
pub const IOCSETC = tioc('t', 17);
pub const IOCGETC = tioc('t', 18);
/// bis local mode bits
pub const IOCLBIS = tioc('t', 127);
/// bic local mode bits
pub const IOCLBIC = tioc('t', 126);
/// set entire local mode word
pub const IOCLSET = tioc('t', 125);
/// get local modes
pub const IOCLGET = tioc('t', 124);
/// set break bit
pub const IOCSBRK = tioc('t', 123);
/// clear break bit
pub const IOCCBRK = tioc('t', 122);
/// set data terminal ready
pub const IOCSDTR = tioc('t', 121);
/// clear data terminal ready
pub const IOCCDTR = tioc('t', 120);
/// set local special chars
pub const IOCSLTC = tioc('t', 117);
/// get local special chars
pub const IOCGLTC = tioc('t', 116);
/// driver output queue size
pub const IOCOUTQ = tioc('t', 115);
/// void tty association
pub const IOCNOTTY = tioc('t', 113);
/// get a ctty
pub const IOCSCTTY = tioc('t', 132);
/// stop output, like ^S
pub const IOCSTOP = tioc('t', 111);
/// start output, like ^Q
pub const IOCSTART = tioc('t', 110);
/// get pgrp of tty
pub const IOCGPGRP = tioc('t', 20);
/// set pgrp of tty
pub const IOCSPGRP = tioc('t', 21);
/// get session id on ctty
pub const IOCGSID = tioc('t', 22);
/// simulate terminal input
pub const IOCSTI = tioc('t', 23);
/// set all modem bits
pub const IOCMSET = tioc('t', 26);
/// bis modem bits
pub const IOCMBIS = tioc('t', 27);
/// bic modem bits
pub const IOCMBIC = tioc('t', 28);
/// get all modem bits
pub const IOCMGET = tioc('t', 29);
};
pub const winsize = extern struct {
ws_row: u16,
ws_col: u16,
ws_xpixel: u16,
ws_ypixel: u16,
};
const NSIG = 75;
pub const SIG = struct {
pub const DFL = @intToPtr(?Sigaction.sigaction_fn, 0);
pub const ERR = @intToPtr(?Sigaction.sigaction_fn, maxInt(usize));
pub const IGN = @intToPtr(?Sigaction.sigaction_fn, 1);
pub const HOLD = @intToPtr(?Sigaction.sigaction_fn, 2);
pub const WORDS = 4;
pub const MAXSIG = 75;
pub const SIG_BLOCK = 1;
pub const SIG_UNBLOCK = 2;
pub const SIG_SETMASK = 3;
pub const HUP = 1;
pub const INT = 2;
pub const QUIT = 3;
pub const ILL = 4;
pub const TRAP = 5;
pub const IOT = 6;
pub const ABRT = 6;
pub const EMT = 7;
pub const FPE = 8;
pub const KILL = 9;
pub const BUS = 10;
pub const SEGV = 11;
pub const SYS = 12;
pub const PIPE = 13;
pub const ALRM = 14;
pub const TERM = 15;
pub const USR1 = 16;
pub const USR2 = 17;
pub const CLD = 18;
pub const CHLD = 18;
pub const PWR = 19;
pub const WINCH = 20;
pub const URG = 21;
pub const POLL = 22;
pub const IO = .POLL;
pub const STOP = 23;
pub const TSTP = 24;
pub const CONT = 25;
pub const TTIN = 26;
pub const TTOU = 27;
pub const VTALRM = 28;
pub const PROF = 29;
pub const XCPU = 30;
pub const XFSZ = 31;
pub const WAITING = 32;
pub const LWP = 33;
pub const FREEZE = 34;
pub const THAW = 35;
pub const CANCEL = 36;
pub const LOST = 37;
pub const XRES = 38;
pub const JVM1 = 39;
pub const JVM2 = 40;
pub const INFO = 41;
pub const RTMIN = 42;
pub const RTMAX = 74;
pub inline fn IDX(sig: usize) usize {
return sig - 1;
}
pub inline fn WORD(sig: usize) usize {
return IDX(sig) >> 5;
}
pub inline fn BIT(sig: usize) usize {
return 1 << (IDX(sig) & 31);
}
pub inline fn VALID(sig: usize) usize {
return sig <= MAXSIG and sig > 0;
}
};
/// Renamed from `sigaction` to `Sigaction` to avoid conflict with the syscall.
pub const Sigaction = extern struct {
pub const handler_fn = fn (c_int) callconv(.C) void;
pub const sigaction_fn = fn (c_int, *const siginfo_t, ?*const anyopaque) callconv(.C) void;
/// signal options
flags: c_uint,
/// signal handler
handler: extern union {
handler: ?handler_fn,
sigaction: ?sigaction_fn,
},
/// signal mask to apply
mask: sigset_t,
};
pub const sigval_t = extern union {
int: c_int,
ptr: ?*anyopaque,
};
pub const siginfo_t = extern struct {
signo: c_int,
code: c_int,
errno: c_int,
// 64bit architectures insert 4bytes of padding here, this is done by
// correctly aligning the reason field
reason: extern union {
proc: extern struct {
pid: pid_t,
pdata: extern union {
kill: extern struct {
uid: uid_t,
value: sigval_t,
},
cld: extern struct {
utime: clock_t,
status: c_int,
stime: clock_t,
},
},
contract: ctid_t,
zone: zoneid_t,
},
fault: extern struct {
addr: ?*anyopaque,
trapno: c_int,
pc: ?*anyopaque,
},
file: extern struct {
// fd not currently available for SIGPOLL.
fd: c_int,
band: c_long,
},
prof: extern struct {
addr: ?*anyopaque,
timestamp: timespec,
syscall: c_short,
sysarg: u8,
fault: u8,
args: [8]c_long,
state: [10]c_int,
},
rctl: extern struct {
entity: i32,
},
__pad: [256 - 4 * @sizeOf(c_int)]u8,
} align(@sizeOf(usize)),
};
comptime {
std.debug.assert(@sizeOf(siginfo_t) == 256);
std.debug.assert(@alignOf(siginfo_t) == @sizeOf(usize));
}
pub const sigset_t = extern struct {
__bits: [SIG.WORDS]u32,
};
pub const empty_sigset = sigset_t{ .__bits = [_]u32{0} ** SIG.WORDS };
pub const fpregset_t = extern union {
regs: [130]u32,
chip_state: extern struct {
cw: u16,
sw: u16,
fctw: u8,
__fx_rsvd: u8,
fop: u16,
rip: u64,
rdp: u64,
mxcsr: u32,
mxcsr_mask: u32,
st: [8]extern union {
fpr_16: [5]u16,
__fpr_pad: u128,
},
xmm: [16]u128,
__fx_ign2: [6]u128,
status: u32,
xstatus: u32,
},
};
pub const mcontext_t = extern struct {
gregs: [28]u64,
fpregs: fpregset_t,
};
pub const REG = struct {
pub const RBP = 10;
pub const RIP = 17;
pub const RSP = 20;
};
pub const ucontext_t = extern struct {
flags: u64,
link: ?*ucontext_t,
sigmask: sigset_t,
stack: stack_t,
mcontext: mcontext_t,
brand_data: [3]?*anyopaque,
filler: [2]i64,
};
pub const GETCONTEXT = 0;
pub const SETCONTEXT = 1;
pub const GETUSTACK = 2;
pub const SETUSTACK = 3;
pub const E = enum(u16) {
/// No error occurred.
SUCCESS = 0,
/// Not super-user
PERM = 1,
/// No such file or directory
NOENT = 2,
/// No such process
SRCH = 3,
/// interrupted system call
INTR = 4,
/// I/O error
IO = 5,
/// No such device or address
NXIO = 6,
/// Arg list too long
@"2BIG" = 7,
/// Exec format error
NOEXEC = 8,
/// Bad file number
BADF = 9,
/// No children
CHILD = 10,
/// Resource temporarily unavailable.
/// also: WOULDBLOCK: Operation would block.
AGAIN = 11,
/// Not enough core
NOMEM = 12,
/// Permission denied
ACCES = 13,
/// Bad address
FAULT = 14,
/// Block device required
NOTBLK = 15,
/// Mount device busy
BUSY = 16,
/// File exists
EXIST = 17,
/// Cross-device link
XDEV = 18,
/// No such device
NODEV = 19,
/// Not a directory
NOTDIR = 20,
/// Is a directory
ISDIR = 21,
/// Invalid argument
INVAL = 22,
/// File table overflow
NFILE = 23,
/// Too many open files
MFILE = 24,
/// Inappropriate ioctl for device
NOTTY = 25,
/// Text file busy
TXTBSY = 26,
/// File too large
FBIG = 27,
/// No space left on device
NOSPC = 28,
/// Illegal seek
SPIPE = 29,
/// Read only file system
ROFS = 30,
/// Too many links
MLINK = 31,
/// Broken pipe
PIPE = 32,
/// Math arg out of domain of func
DOM = 33,
/// Math result not representable
RANGE = 34,
/// No message of desired type
NOMSG = 35,
/// Identifier removed
IDRM = 36,
/// Channel number out of range
CHRNG = 37,
/// Level 2 not synchronized
L2NSYNC = 38,
/// Level 3 halted
L3HLT = 39,
/// Level 3 reset
L3RST = 40,
/// Link number out of range
LNRNG = 41,
/// Protocol driver not attached
UNATCH = 42,
/// No CSI structure available
NOCSI = 43,
/// Level 2 halted
L2HLT = 44,
/// Deadlock condition.
DEADLK = 45,
/// No record locks available.
NOLCK = 46,
/// Operation canceled
CANCELED = 47,
/// Operation not supported
NOTSUP = 48,
// Filesystem Quotas
/// Disc quota exceeded
DQUOT = 49,
// Convergent Error Returns
/// invalid exchange
BADE = 50,
/// invalid request descriptor
BADR = 51,
/// exchange full
XFULL = 52,
/// no anode
NOANO = 53,
/// invalid request code
BADRQC = 54,
/// invalid slot
BADSLT = 55,
/// file locking deadlock error
DEADLOCK = 56,
/// bad font file fmt
BFONT = 57,
// Interprocess Robust Locks
/// process died with the lock
OWNERDEAD = 58,
/// lock is not recoverable
NOTRECOVERABLE = 59,
/// locked lock was unmapped
LOCKUNMAPPED = 72,
/// Facility is not active
NOTACTIVE = 73,
/// multihop attempted
MULTIHOP = 74,
/// trying to read unreadable message
BADMSG = 77,
/// path name is too long
NAMETOOLONG = 78,
/// value too large to be stored in data type
OVERFLOW = 79,
/// given log. name not unique
NOTUNIQ = 80,
/// f.d. invalid for this operation
BADFD = 81,
/// Remote address changed
REMCHG = 82,
// Stream Problems
/// Device not a stream
NOSTR = 60,
/// no data (for no delay io)
NODATA = 61,
/// timer expired
TIME = 62,
/// out of streams resources
NOSR = 63,
/// Machine is not on the network
NONET = 64,
/// Package not installed
NOPKG = 65,
/// The object is remote
REMOTE = 66,
/// the link has been severed
NOLINK = 67,
/// advertise error
ADV = 68,
/// srmount error
SRMNT = 69,
/// Communication error on send
COMM = 70,
/// Protocol error
PROTO = 71,
// Shared Library Problems
/// Can't access a needed shared lib.
LIBACC = 83,
/// Accessing a corrupted shared lib.
LIBBAD = 84,
/// .lib section in a.out corrupted.
LIBSCN = 85,
/// Attempting to link in too many libs.
LIBMAX = 86,
/// Attempting to exec a shared library.
LIBEXEC = 87,
/// Illegal byte sequence.
ILSEQ = 88,
/// Unsupported file system operation
NOSYS = 89,
/// Symbolic link loop
LOOP = 90,
/// Restartable system call
RESTART = 91,
/// if pipe/FIFO, don't sleep in stream head
STRPIPE = 92,
/// directory not empty
NOTEMPTY = 93,
/// Too many users (for UFS)
USERS = 94,
// BSD Networking Software
// Argument Errors
/// Socket operation on non-socket
NOTSOCK = 95,
/// Destination address required
DESTADDRREQ = 96,
/// Message too long
MSGSIZE = 97,
/// Protocol wrong type for socket
PROTOTYPE = 98,
/// Protocol not available
NOPROTOOPT = 99,
/// Protocol not supported
PROTONOSUPPORT = 120,
/// Socket type not supported
SOCKTNOSUPPORT = 121,
/// Operation not supported on socket
OPNOTSUPP = 122,
/// Protocol family not supported
PFNOSUPPORT = 123,
/// Address family not supported by
AFNOSUPPORT = 124,
/// Address already in use
ADDRINUSE = 125,
/// Can't assign requested address
ADDRNOTAVAIL = 126,
// Operational Errors
/// Network is down
NETDOWN = 127,
/// Network is unreachable
NETUNREACH = 128,
/// Network dropped connection because
NETRESET = 129,
/// Software caused connection abort
CONNABORTED = 130,
/// Connection reset by peer
CONNRESET = 131,
/// No buffer space available
NOBUFS = 132,
/// Socket is already connected
ISCONN = 133,
/// Socket is not connected
NOTCONN = 134,
/// Can't send after socket shutdown
SHUTDOWN = 143,
/// Too many references: can't splice
TOOMANYREFS = 144,
/// Connection timed out
TIMEDOUT = 145,
/// Connection refused
CONNREFUSED = 146,
/// Host is down
HOSTDOWN = 147,
/// No route to host
HOSTUNREACH = 148,
/// operation already in progress
ALREADY = 149,
/// operation now in progress
INPROGRESS = 150,
// SUN Network File System
/// Stale NFS file handle
STALE = 151,
_,
};
pub const MINSIGSTKSZ = 2048;
pub const SIGSTKSZ = 8192;
pub const SS_ONSTACK = 0x1;
pub const SS_DISABLE = 0x2;
pub const stack_t = extern struct {
sp: [*]u8,
size: isize,
flags: i32,
};
pub const S = struct {
pub const IFMT = 0o170000;
pub const IFIFO = 0o010000;
pub const IFCHR = 0o020000;
pub const IFDIR = 0o040000;
pub const IFBLK = 0o060000;
pub const IFREG = 0o100000;
pub const IFLNK = 0o120000;
pub const IFSOCK = 0o140000;
/// SunOS 2.6 Door
pub const IFDOOR = 0o150000;
/// Solaris 10 Event Port
pub const IFPORT = 0o160000;
pub const ISUID = 0o4000;
pub const ISGID = 0o2000;
pub const ISVTX = 0o1000;
pub const IRWXU = 0o700;
pub const IRUSR = 0o400;
pub const IWUSR = 0o200;
pub const IXUSR = 0o100;
pub const IRWXG = 0o070;
pub const IRGRP = 0o040;
pub const IWGRP = 0o020;
pub const IXGRP = 0o010;
pub const IRWXO = 0o007;
pub const IROTH = 0o004;
pub const IWOTH = 0o002;
pub const IXOTH = 0o001;
pub fn ISFIFO(m: u32) bool {
return m & IFMT == IFIFO;
}
pub fn ISCHR(m: u32) bool {
return m & IFMT == IFCHR;
}
pub fn ISDIR(m: u32) bool {
return m & IFMT == IFDIR;
}
pub fn ISBLK(m: u32) bool {
return m & IFMT == IFBLK;
}
pub fn ISREG(m: u32) bool {
return m & IFMT == IFREG;
}
pub fn ISLNK(m: u32) bool {
return m & IFMT == IFLNK;
}
pub fn ISSOCK(m: u32) bool {
return m & IFMT == IFSOCK;
}
pub fn ISDOOR(m: u32) bool {
return m & IFMT == IFDOOR;
}
pub fn ISPORT(m: u32) bool {
return m & IFMT == IFPORT;
}
};
pub const AT = struct {
/// Magic value that specify the use of the current working directory
/// to determine the target of relative file paths in the openat() and
/// similar syscalls.
pub const FDCWD = @bitCast(fd_t, @as(u32, 0xffd19553));
/// Do not follow symbolic links
pub const SYMLINK_NOFOLLOW = 0x1000;
/// Follow symbolic link
pub const SYMLINK_FOLLOW = 0x2000;
/// Remove directory instead of file
pub const REMOVEDIR = 0x1;
pub const TRIGGER = 0x2;
/// Check access using effective user and group ID
pub const EACCESS = 0x4;
};
pub const POSIX_FADV = struct {
pub const NORMAL = 0;
pub const RANDOM = 1;
pub const SEQUENTIAL = 2;
pub const WILLNEED = 3;
pub const DONTNEED = 4;
pub const NOREUSE = 5;
};
pub const HOST_NAME_MAX = 255;
pub const IPPROTO = struct {
/// dummy for IP
pub const IP = 0;
/// Hop by hop header for IPv6
pub const HOPOPTS = 0;
/// control message protocol
pub const ICMP = 1;
/// group control protocol
pub const IGMP = 2;
/// gateway^2 (deprecated)
pub const GGP = 3;
/// IP in IP encapsulation
pub const ENCAP = 4;
/// tcp
pub const TCP = 6;
/// exterior gateway protocol
pub const EGP = 8;
/// pup
pub const PUP = 12;
/// user datagram protocol
pub const UDP = 17;
/// xns idp
pub const IDP = 22;
/// IPv6 encapsulated in IP
pub const IPV6 = 41;
/// Routing header for IPv6
pub const ROUTING = 43;
/// Fragment header for IPv6
pub const FRAGMENT = 44;
/// rsvp
pub const RSVP = 46;
/// IPsec Encap. Sec. Payload
pub const ESP = 50;
/// IPsec Authentication Hdr.
pub const AH = 51;
/// ICMP for IPv6
pub const ICMPV6 = 58;
/// No next header for IPv6
pub const NONE = 59;
/// Destination options
pub const DSTOPTS = 60;
/// "hello" routing protocol
pub const HELLO = 63;
/// UNOFFICIAL net disk proto
pub const ND = 77;
/// ISO clnp
pub const EON = 80;
/// OSPF
pub const OSPF = 89;
/// PIM routing protocol
pub const PIM = 103;
/// Stream Control
pub const SCTP = 132;
/// raw IP packet
pub const RAW = 255;
/// Sockets Direct Protocol
pub const PROTO_SDP = 257;
};
pub const priority = enum(c_int) {
PROCESS = 0,
PGRP = 1,
USER = 2,
GROUP = 3,
SESSION = 4,
LWP = 5,
TASK = 6,
PROJECT = 7,
ZONE = 8,
CONTRACT = 9,
};
pub const rlimit_resource = enum(c_int) {
CPU = 0,
FSIZE = 1,
DATA = 2,
STACK = 3,
CORE = 4,
NOFILE = 5,
VMEM = 6,
_,
pub const AS: rlimit_resource = .VMEM;
};
pub const rlim_t = u64;
pub const RLIM = struct {
/// No limit
pub const INFINITY: rlim_t = (1 << 63) - 3;
pub const SAVED_MAX: rlim_t = (1 << 63) - 2;
pub const SAVED_CUR: rlim_t = (1 << 63) - 1;
};
pub const rlimit = extern struct {
/// Soft limit
cur: rlim_t,
/// Hard limit
max: rlim_t,
};
pub const rusage = extern struct {
utime: timeval,
stime: timeval,
maxrss: isize,
ixrss: isize,
idrss: isize,
isrss: isize,
minflt: isize,
majflt: isize,
nswap: isize,
inblock: isize,
oublock: isize,
msgsnd: isize,
msgrcv: isize,
nsignals: isize,
nvcsw: isize,
nivcsw: isize,
pub const SELF = 0;
pub const CHILDREN = -1;
pub const THREAD = 1;
};
pub const SHUT = struct {
pub const RD = 0;
pub const WR = 1;
pub const RDWR = 2;
};
pub const pollfd = extern struct {
fd: fd_t,
events: i16,
revents: i16,
};
/// Testable events (may be specified in ::pollfd::events).
pub const POLL = struct {
pub const IN = 0x0001;
pub const PRI = 0x0002;
pub const OUT = 0x0004;
pub const RDNORM = 0x0040;
pub const WRNORM = .OUT;
pub const RDBAND = 0x0080;
pub const WRBAND = 0x0100;
/// Read-side hangup.
pub const RDHUP = 0x4000;
/// Non-testable events (may not be specified in events).
pub const ERR = 0x0008;
pub const HUP = 0x0010;
pub const NVAL = 0x0020;
/// Events to control `/dev/poll` (not specified in revents)
pub const REMOVE = 0x0800;
pub const ONESHOT = 0x1000;
pub const ET = 0x2000;
};
/// Extensions to the ELF auxiliary vector.
pub const AT_SUN = struct {
/// effective user id
pub const UID = 2000;
/// real user id
pub const RUID = 2001;
/// effective group id
pub const GID = 2002;
/// real group id
pub const RGID = 2003;
/// dynamic linker's ELF header
pub const LDELF = 2004;
/// dynamic linker's section headers
pub const LDSHDR = 2005;
/// name of dynamic linker
pub const LDNAME = 2006;
/// large pagesize
pub const LPAGESZ = 2007;
/// platform name
pub const PLATFORM = 2008;
/// hints about hardware capabilities.
pub const HWCAP = 2009;
pub const HWCAP2 = 2023;
/// flush icache?
pub const IFLUSH = 2010;
/// cpu name
pub const CPU = 2011;
/// exec() path name in the auxv, null terminated.
pub const EXECNAME = 2014;
/// mmu module name
pub const MMU = 2015;
/// dynamic linkers data segment
pub const LDDATA = 2016;
/// AF_SUN_ flags passed from the kernel
pub const AUXFLAGS = 2017;
/// name of the emulation binary for the linker
pub const EMULATOR = 2018;
/// name of the brand library for the linker
pub const BRANDNAME = 2019;
/// vectors for brand modules.
pub const BRAND_AUX1 = 2020;
pub const BRAND_AUX2 = 2021;
pub const BRAND_AUX3 = 2022;
pub const BRAND_AUX4 = 2025;
pub const BRAND_NROOT = 2024;
/// vector for comm page.
pub const COMMPAGE = 2026;
/// information about the x86 FPU.
pub const FPTYPE = 2027;
pub const FPSIZE = 2028;
};
/// ELF auxiliary vector flags.
pub const AF_SUN = struct {
/// tell ld.so.1 to run "secure" and ignore the environment.
pub const SETUGID = 0x00000001;
/// hardware capabilities can be verified against AT_SUN_HWCAP
pub const HWCAPVERIFY = 0x00000002;
pub const NOPLM = 0x00000004;
};
// TODO: Add sysconf numbers when the other OSs do.
pub const _SC = struct {
pub const NPROCESSORS_ONLN = 15;
};
pub const procfs = struct {
pub const misc_header = extern struct {
size: u32,
@"type": enum(u32) {
Pathname,
Socketname,
Peersockname,
SockoptsBoolOpts,
SockoptLinger,
SockoptSndbuf,
SockoptRcvbuf,
SockoptIpNexthop,
SockoptIpv6Nexthop,
SockoptType,
SockoptTcpCongestion,
SockfiltersPriv = 14,
},
};
pub const fdinfo = extern struct {
fd: fd_t,
mode: mode_t,
ino: ino_t,
size: off_t,
offset: off_t,
uid: uid_t,
gid: gid_t,
dev_major: major_t,
dev_minor: minor_t,
special_major: major_t,
special_minor: minor_t,
fileflags: i32,
fdflags: i32,
locktype: i16,
lockpid: pid_t,
locksysid: i32,
peerpid: pid_t,
__filler: [25]c_int,
peername: [15:0]u8,
misc: [1]u8,
};
};
pub const SFD = struct {
pub const CLOEXEC = 0o2000000;
pub const NONBLOCK = 0o4000;
};
pub const signalfd_siginfo = extern struct {
signo: u32,
errno: i32,
code: i32,
pid: u32,
uid: uid_t,
fd: i32,
tid: u32, // unused
band: u32,
overrun: u32, // unused
trapno: u32,
status: i32,
int: i32, // unused
ptr: u64, // unused
utime: u64,
stime: u64,
addr: u64,
__pad: [48]u8,
};
pub const PORT_SOURCE = struct {
pub const AIO = 1;
pub const TIMER = 2;
pub const USER = 3;
pub const FD = 4;
pub const ALERT = 5;
pub const MQ = 6;
pub const FILE = 7;
};
pub const PORT_ALERT = struct {
pub const SET = 0x01;
pub const UPDATE = 0x02;
};
/// User watchable file events.
pub const FILE_EVENT = struct {
pub const ACCESS = 0x00000001;
pub const MODIFIED = 0x00000002;
pub const ATTRIB = 0x00000004;
pub const DELETE = 0x00000010;
pub const RENAME_TO = 0x00000020;
pub const RENAME_FROM = 0x00000040;
pub const TRUNC = 0x00100000;
pub const NOFOLLOW = 0x10000000;
/// The filesystem holding the watched file was unmounted.
pub const UNMOUNTED = 0x20000000;
/// Some other file/filesystem got mounted over the watched file/directory.
pub const MOUNTEDOVER = 0x40000000;
pub fn isException(event: u32) bool {
return event & (UNMOUNTED | DELETE | RENAME_TO | RENAME_FROM | MOUNTEDOVER) > 0;
}
};
pub const port_event = extern struct {
events: u32,
/// Event source.
source: u16,
__pad: u16,
/// Source-specific object.
object: ?*anyopaque,
/// User cookie.
cookie: ?*anyopaque,
};
pub const port_notify = extern struct {
/// Bind request(s) to port.
port: u32,
/// User defined variable.
user: ?*void,
};
pub const file_obj = extern struct {
/// Access time.
atim: timespec,
/// Modification time
mtim: timespec,
/// Change time
ctim: timespec,
__pad: [3]usize,
name: [*:0]u8,
};
// struct ifreq is marked obsolete, with struct lifreq prefered for interface requests.
// Here we alias lifreq to ifreq to avoid chainging existing code in os and x.os.IPv6.
pub const SIOCGLIFINDEX = IOWR('i', 133, lifreq);
pub const SIOCGIFINDEX = SIOCGLIFINDEX;
pub const MAX_HDW_LEN = 64;
pub const IFNAMESIZE = 32;
pub const lif_nd_req = extern struct {
addr: sockaddr.storage,
state_create: u8,
state_same_lla: u8,
state_diff_lla: u8,
hdw_len: i32,
flags: i32,
__pad: i32,
hdw_addr: [MAX_HDW_LEN]u8,
};
pub const lif_ifinfo_req = extern struct {
maxhops: u8,
reachtime: u32,
reachretrans: u32,
maxmtu: u32,
};
/// IP interface request. See if_tcp(7p) for more info.
pub const lifreq = extern struct {
// Not actually in a union, but the stdlib expects one for ifreq
ifrn: extern union {
/// Interface name, e.g. "lo0", "en0".
name: [IFNAMESIZE]u8,
},
ru1: extern union {
/// For subnet/token etc.
addrlen: i32,
/// Driver's PPA (physical point of attachment).
ppa: u32,
},
/// One of the IFT types, e.g. IFT_ETHER.
@"type": u32,
ifru: extern union {
/// Address.
addr: sockaddr.storage,
/// Other end of a peer-to-peer link.
dstaddr: sockaddr.storage,
/// Broadcast address.
broadaddr: sockaddr.storage,
/// Address token.
token: sockaddr.storage,
/// Subnet prefix.
subnet: sockaddr.storage,
/// Interface index.
ivalue: i32,
/// Flags for SIOC?LIFFLAGS.
flags: u64,
/// Hop count metric
metric: i32,
/// Maximum transmission unit
mtu: u32,
// Technically [2]i32
muxid: packed struct { ip: i32, arp: i32 },
/// Neighbor reachability determination entries
nd_req: lif_nd_req,
/// Link info
ifinfo_req: lif_ifinfo_req,
/// Name of the multipath interface group
groupname: [IFNAMESIZE]u8,
binding: [IFNAMESIZE]u8,
/// Zone id associated with this interface.
zoneid: zoneid_t,
/// Duplicate address detection state. Either in progress or completed.
dadstate: u32,
},
};
pub const ifreq = lifreq;
const IoCtlCommand = enum(u32) {
none = 0x20000000, // no parameters
write = 0x40000000, // copy out parameters
read = 0x80000000, // copy in parameters
read_write = 0xc0000000,
};
fn ioImpl(cmd: IoCtlCommand, io_type: u8, nr: u8, comptime IOT: type) i32 {
const size = @intCast(u32, @truncate(u8, @sizeOf(IOT))) << 16;
const t = @intCast(u32, io_type) << 8;
return @bitCast(i32, @enumToInt(cmd) | size | t | nr);
}
pub fn IO(io_type: u8, nr: u8) i32 {
return ioImpl(.none, io_type, nr, void);
}
pub fn IOR(io_type: u8, nr: u8, comptime IOT: type) i32 {
return ioImpl(.write, io_type, nr, IOT);
}
pub fn IOW(io_type: u8, nr: u8, comptime IOT: type) i32 {
return ioImpl(.read, io_type, nr, IOT);
}
pub fn IOWR(io_type: u8, nr: u8, comptime IOT: type) i32 {
return ioImpl(.read_write, io_type, nr, IOT);
}
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