1pub type sa_family_t = u16;
2pub type speed_t = ::c_uint;
3pub type tcflag_t = ::c_uint;
4pub type clockid_t = ::c_int;
5pub type timer_t = *mut ::c_void;
6pub type key_t = ::c_int;
7pub type id_t = ::c_uint;
8
9#[cfg_attr(feature = "extra_traits", derive(Debug))]
10pub enum timezone {}
11impl ::Copy for timezone {}
12impl ::Clone for timezone {
13    fn clone(&self) -> timezone {
14        *self
15    }
16}
17
18s! {
19    pub struct in_addr {
20        pub s_addr: ::in_addr_t,
21    }
22
23    pub struct ip_mreq {
24        pub imr_multiaddr: in_addr,
25        pub imr_interface: in_addr,
26    }
27
28    pub struct ip_mreqn {
29        pub imr_multiaddr: in_addr,
30        pub imr_address: in_addr,
31        pub imr_ifindex: ::c_int,
32    }
33
34    pub struct ip_mreq_source {
35        pub imr_multiaddr: in_addr,
36        pub imr_interface: in_addr,
37        pub imr_sourceaddr: in_addr,
38    }
39
40    pub struct sockaddr {
41        pub sa_family: sa_family_t,
42        pub sa_data: [::c_char; 14],
43    }
44
45    pub struct sockaddr_in {
46        pub sin_family: sa_family_t,
47        pub sin_port: ::in_port_t,
48        pub sin_addr: ::in_addr,
49        pub sin_zero: [u8; 8],
50    }
51
52    pub struct sockaddr_in6 {
53        pub sin6_family: sa_family_t,
54        pub sin6_port: ::in_port_t,
55        pub sin6_flowinfo: u32,
56        pub sin6_addr: ::in6_addr,
57        pub sin6_scope_id: u32,
58    }
59
60    // The order of the `ai_addr` field in this struct is crucial
61    // for converting between the Rust and C types.
62    pub struct addrinfo {
63        pub ai_flags: ::c_int,
64        pub ai_family: ::c_int,
65        pub ai_socktype: ::c_int,
66        pub ai_protocol: ::c_int,
67        pub ai_addrlen: socklen_t,
68
69        #[cfg(any(target_os = "linux",
70                  target_os = "emscripten"))]
71        pub ai_addr: *mut ::sockaddr,
72
73        pub ai_canonname: *mut c_char,
74
75        #[cfg(target_os = "android")]
76        pub ai_addr: *mut ::sockaddr,
77
78        pub ai_next: *mut addrinfo,
79    }
80
81    pub struct sockaddr_ll {
82        pub sll_family: ::c_ushort,
83        pub sll_protocol: ::c_ushort,
84        pub sll_ifindex: ::c_int,
85        pub sll_hatype: ::c_ushort,
86        pub sll_pkttype: ::c_uchar,
87        pub sll_halen: ::c_uchar,
88        pub sll_addr: [::c_uchar; 8]
89    }
90
91    pub struct fd_set {
92        fds_bits: [::c_ulong; FD_SETSIZE / ULONG_SIZE],
93    }
94
95    pub struct tm {
96        pub tm_sec: ::c_int,
97        pub tm_min: ::c_int,
98        pub tm_hour: ::c_int,
99        pub tm_mday: ::c_int,
100        pub tm_mon: ::c_int,
101        pub tm_year: ::c_int,
102        pub tm_wday: ::c_int,
103        pub tm_yday: ::c_int,
104        pub tm_isdst: ::c_int,
105        pub tm_gmtoff: ::c_long,
106        pub tm_zone: *const ::c_char,
107    }
108
109    pub struct sched_param {
110        pub sched_priority: ::c_int,
111        #[cfg(any(target_env = "musl", target_os = "emscripten", target_env = "ohos"))]
112        pub sched_ss_low_priority: ::c_int,
113        #[cfg(any(target_env = "musl", target_os = "emscripten", target_env = "ohos"))]
114        pub sched_ss_repl_period: ::timespec,
115        #[cfg(any(target_env = "musl", target_os = "emscripten", target_env = "ohos"))]
116        pub sched_ss_init_budget: ::timespec,
117        #[cfg(any(target_env = "musl", target_os = "emscripten", target_env = "ohos"))]
118        pub sched_ss_max_repl: ::c_int,
119    }
120
121    pub struct Dl_info {
122        pub dli_fname: *const ::c_char,
123        pub dli_fbase: *mut ::c_void,
124        pub dli_sname: *const ::c_char,
125        pub dli_saddr: *mut ::c_void,
126    }
127
128    pub struct lconv {
129        pub decimal_point: *mut ::c_char,
130        pub thousands_sep: *mut ::c_char,
131        pub grouping: *mut ::c_char,
132        pub int_curr_symbol: *mut ::c_char,
133        pub currency_symbol: *mut ::c_char,
134        pub mon_decimal_point: *mut ::c_char,
135        pub mon_thousands_sep: *mut ::c_char,
136        pub mon_grouping: *mut ::c_char,
137        pub positive_sign: *mut ::c_char,
138        pub negative_sign: *mut ::c_char,
139        pub int_frac_digits: ::c_char,
140        pub frac_digits: ::c_char,
141        pub p_cs_precedes: ::c_char,
142        pub p_sep_by_space: ::c_char,
143        pub n_cs_precedes: ::c_char,
144        pub n_sep_by_space: ::c_char,
145        pub p_sign_posn: ::c_char,
146        pub n_sign_posn: ::c_char,
147        pub int_p_cs_precedes: ::c_char,
148        pub int_p_sep_by_space: ::c_char,
149        pub int_n_cs_precedes: ::c_char,
150        pub int_n_sep_by_space: ::c_char,
151        pub int_p_sign_posn: ::c_char,
152        pub int_n_sign_posn: ::c_char,
153    }
154
155    pub struct in_pktinfo {
156        pub ipi_ifindex: ::c_int,
157        pub ipi_spec_dst: ::in_addr,
158        pub ipi_addr: ::in_addr,
159    }
160
161    pub struct ifaddrs {
162        pub ifa_next: *mut ifaddrs,
163        pub ifa_name: *mut c_char,
164        pub ifa_flags: ::c_uint,
165        pub ifa_addr: *mut ::sockaddr,
166        pub ifa_netmask: *mut ::sockaddr,
167        pub ifa_ifu: *mut ::sockaddr, // FIXME This should be a union
168        pub ifa_data: *mut ::c_void
169    }
170
171    pub struct in6_rtmsg {
172        rtmsg_dst: ::in6_addr,
173        rtmsg_src: ::in6_addr,
174        rtmsg_gateway: ::in6_addr,
175        rtmsg_type: u32,
176        rtmsg_dst_len: u16,
177        rtmsg_src_len: u16,
178        rtmsg_metric: u32,
179        rtmsg_info: ::c_ulong,
180        rtmsg_flags: u32,
181        rtmsg_ifindex: ::c_int,
182    }
183
184    pub struct arpreq {
185        pub arp_pa: ::sockaddr,
186        pub arp_ha: ::sockaddr,
187        pub arp_flags: ::c_int,
188        pub arp_netmask: ::sockaddr,
189        pub arp_dev: [::c_char; 16],
190    }
191
192    pub struct arpreq_old {
193        pub arp_pa: ::sockaddr,
194        pub arp_ha: ::sockaddr,
195        pub arp_flags: ::c_int,
196        pub arp_netmask: ::sockaddr,
197    }
198
199    pub struct arphdr {
200        pub ar_hrd: u16,
201        pub ar_pro: u16,
202        pub ar_hln: u8,
203        pub ar_pln: u8,
204        pub ar_op: u16,
205    }
206
207    pub struct mmsghdr {
208        pub msg_hdr: ::msghdr,
209        pub msg_len: ::c_uint,
210    }
211}
212
213s_no_extra_traits! {
214    #[cfg_attr(
215        any(
216            all(
217                target_arch = "x86",
218                not(target_env = "musl"),
219                not(target_os = "android")),
220            target_arch = "x86_64"),
221        repr(packed))]
222    pub struct epoll_event {
223        pub events: u32,
224        pub u64: u64,
225    }
226
227    pub struct sockaddr_un {
228        pub sun_family: sa_family_t,
229        pub sun_path: [::c_char; 108]
230    }
231
232    pub struct sockaddr_storage {
233        pub ss_family: sa_family_t,
234        #[cfg(target_pointer_width = "32")]
235        __ss_pad2: [u8; 128 - 2 - 4],
236        #[cfg(target_pointer_width = "64")]
237        __ss_pad2: [u8; 128 - 2 - 8],
238        __ss_align: ::size_t,
239    }
240
241    pub struct utsname {
242        pub sysname: [::c_char; 65],
243        pub nodename: [::c_char; 65],
244        pub release: [::c_char; 65],
245        pub version: [::c_char; 65],
246        pub machine: [::c_char; 65],
247        pub domainname: [::c_char; 65]
248    }
249
250    pub struct sigevent {
251        pub sigev_value: ::sigval,
252        pub sigev_signo: ::c_int,
253        pub sigev_notify: ::c_int,
254        // Actually a union.  We only expose sigev_notify_thread_id because it's
255        // the most useful member
256        pub sigev_notify_thread_id: ::c_int,
257        #[cfg(target_pointer_width = "64")]
258        __unused1: [::c_int; 11],
259        #[cfg(target_pointer_width = "32")]
260        __unused1: [::c_int; 12]
261    }
262}
263
264cfg_if! {
265    if #[cfg(feature = "extra_traits")] {
266        impl PartialEq for epoll_event {
267            fn eq(&self, other: &epoll_event) -> bool {
268                self.events == other.events
269                    && self.u64 == other.u64
270            }
271        }
272        impl Eq for epoll_event {}
273        impl ::fmt::Debug for epoll_event {
274            fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
275                let events = self.events;
276                let u64 = self.u64;
277                f.debug_struct("epoll_event")
278                    .field("events", &events)
279                    .field("u64", &u64)
280                    .finish()
281            }
282        }
283        impl ::hash::Hash for epoll_event {
284            fn hash<H: ::hash::Hasher>(&self, state: &mut H) {
285                let events = self.events;
286                let u64 = self.u64;
287                events.hash(state);
288                u64.hash(state);
289            }
290        }
291
292        impl PartialEq for sockaddr_un {
293            fn eq(&self, other: &sockaddr_un) -> bool {
294                self.sun_family == other.sun_family
295                    && self
296                    .sun_path
297                    .iter()
298                    .zip(other.sun_path.iter())
299                    .all(|(a, b)| a == b)
300            }
301        }
302        impl Eq for sockaddr_un {}
303        impl ::fmt::Debug for sockaddr_un {
304            fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
305                f.debug_struct("sockaddr_un")
306                    .field("sun_family", &self.sun_family)
307                // FIXME: .field("sun_path", &self.sun_path)
308                    .finish()
309            }
310        }
311        impl ::hash::Hash for sockaddr_un {
312            fn hash<H: ::hash::Hasher>(&self, state: &mut H) {
313                self.sun_family.hash(state);
314                self.sun_path.hash(state);
315            }
316        }
317
318        impl PartialEq for sockaddr_storage {
319            fn eq(&self, other: &sockaddr_storage) -> bool {
320                self.ss_family == other.ss_family
321                    && self
322                    .__ss_pad2
323                    .iter()
324                    .zip(other.__ss_pad2.iter())
325                    .all(|(a, b)| a == b)
326            }
327        }
328
329        impl Eq for sockaddr_storage {}
330
331        impl ::fmt::Debug for sockaddr_storage {
332            fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
333                f.debug_struct("sockaddr_storage")
334                    .field("ss_family", &self.ss_family)
335                    .field("__ss_align", &self.__ss_align)
336                // FIXME: .field("__ss_pad2", &self.__ss_pad2)
337                    .finish()
338            }
339        }
340
341        impl ::hash::Hash for sockaddr_storage {
342            fn hash<H: ::hash::Hasher>(&self, state: &mut H) {
343                self.ss_family.hash(state);
344                self.__ss_pad2.hash(state);
345            }
346        }
347
348        impl PartialEq for utsname {
349            fn eq(&self, other: &utsname) -> bool {
350                self.sysname
351                    .iter()
352                    .zip(other.sysname.iter())
353                    .all(|(a, b)| a == b)
354                    && self
355                    .nodename
356                    .iter()
357                    .zip(other.nodename.iter())
358                    .all(|(a, b)| a == b)
359                    && self
360                    .release
361                    .iter()
362                    .zip(other.release.iter())
363                    .all(|(a, b)| a == b)
364                    && self
365                    .version
366                    .iter()
367                    .zip(other.version.iter())
368                    .all(|(a, b)| a == b)
369                    && self
370                    .machine
371                    .iter()
372                    .zip(other.machine.iter())
373                    .all(|(a, b)| a == b)
374                    && self
375                    .domainname
376                    .iter()
377                    .zip(other.domainname.iter())
378                    .all(|(a, b)| a == b)
379            }
380        }
381
382        impl Eq for utsname {}
383
384        impl ::fmt::Debug for utsname {
385            fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
386                f.debug_struct("utsname")
387                // FIXME: .field("sysname", &self.sysname)
388                // FIXME: .field("nodename", &self.nodename)
389                // FIXME: .field("release", &self.release)
390                // FIXME: .field("version", &self.version)
391                // FIXME: .field("machine", &self.machine)
392                // FIXME: .field("domainname", &self.domainname)
393                    .finish()
394            }
395        }
396
397        impl ::hash::Hash for utsname {
398            fn hash<H: ::hash::Hasher>(&self, state: &mut H) {
399                self.sysname.hash(state);
400                self.nodename.hash(state);
401                self.release.hash(state);
402                self.version.hash(state);
403                self.machine.hash(state);
404                self.domainname.hash(state);
405            }
406        }
407
408        impl PartialEq for sigevent {
409            fn eq(&self, other: &sigevent) -> bool {
410                self.sigev_value == other.sigev_value
411                    && self.sigev_signo == other.sigev_signo
412                    && self.sigev_notify == other.sigev_notify
413                    && self.sigev_notify_thread_id
414                        == other.sigev_notify_thread_id
415            }
416        }
417        impl Eq for sigevent {}
418        impl ::fmt::Debug for sigevent {
419            fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
420                f.debug_struct("sigevent")
421                    .field("sigev_value", &self.sigev_value)
422                    .field("sigev_signo", &self.sigev_signo)
423                    .field("sigev_notify", &self.sigev_notify)
424                    .field("sigev_notify_thread_id",
425                           &self.sigev_notify_thread_id)
426                    .finish()
427            }
428        }
429        impl ::hash::Hash for sigevent {
430            fn hash<H: ::hash::Hasher>(&self, state: &mut H) {
431                self.sigev_value.hash(state);
432                self.sigev_signo.hash(state);
433                self.sigev_notify.hash(state);
434                self.sigev_notify_thread_id.hash(state);
435            }
436        }
437    }
438}
439
440// intentionally not public, only used for fd_set
441cfg_if! {
442    if #[cfg(target_pointer_width = "32")] {
443        const ULONG_SIZE: usize = 32;
444    } else if #[cfg(target_pointer_width = "64")] {
445        const ULONG_SIZE: usize = 64;
446    } else {
447        // Unknown target_pointer_width
448    }
449}
450
451pub const EXIT_FAILURE: ::c_int = 1;
452pub const EXIT_SUCCESS: ::c_int = 0;
453pub const RAND_MAX: ::c_int = 2147483647;
454pub const EOF: ::c_int = -1;
455pub const SEEK_SET: ::c_int = 0;
456pub const SEEK_CUR: ::c_int = 1;
457pub const SEEK_END: ::c_int = 2;
458pub const _IOFBF: ::c_int = 0;
459pub const _IONBF: ::c_int = 2;
460pub const _IOLBF: ::c_int = 1;
461
462pub const F_DUPFD: ::c_int = 0;
463pub const F_GETFD: ::c_int = 1;
464pub const F_SETFD: ::c_int = 2;
465pub const F_GETFL: ::c_int = 3;
466pub const F_SETFL: ::c_int = 4;
467
468// Linux-specific fcntls
469pub const F_SETLEASE: ::c_int = 1024;
470pub const F_GETLEASE: ::c_int = 1025;
471pub const F_NOTIFY: ::c_int = 1026;
472pub const F_CANCELLK: ::c_int = 1029;
473pub const F_DUPFD_CLOEXEC: ::c_int = 1030;
474pub const F_SETPIPE_SZ: ::c_int = 1031;
475pub const F_GETPIPE_SZ: ::c_int = 1032;
476pub const F_ADD_SEALS: ::c_int = 1033;
477pub const F_GET_SEALS: ::c_int = 1034;
478
479pub const F_SEAL_SEAL: ::c_int = 0x0001;
480pub const F_SEAL_SHRINK: ::c_int = 0x0002;
481pub const F_SEAL_GROW: ::c_int = 0x0004;
482pub const F_SEAL_WRITE: ::c_int = 0x0008;
483
484// FIXME(#235): Include file sealing fcntls once we have a way to verify them.
485
486pub const SIGTRAP: ::c_int = 5;
487
488pub const PTHREAD_CREATE_JOINABLE: ::c_int = 0;
489pub const PTHREAD_CREATE_DETACHED: ::c_int = 1;
490
491pub const CLOCK_REALTIME: ::clockid_t = 0;
492pub const CLOCK_MONOTONIC: ::clockid_t = 1;
493pub const CLOCK_PROCESS_CPUTIME_ID: ::clockid_t = 2;
494pub const CLOCK_THREAD_CPUTIME_ID: ::clockid_t = 3;
495pub const CLOCK_MONOTONIC_RAW: ::clockid_t = 4;
496pub const CLOCK_REALTIME_COARSE: ::clockid_t = 5;
497pub const CLOCK_MONOTONIC_COARSE: ::clockid_t = 6;
498pub const CLOCK_BOOTTIME: ::clockid_t = 7;
499pub const CLOCK_REALTIME_ALARM: ::clockid_t = 8;
500pub const CLOCK_BOOTTIME_ALARM: ::clockid_t = 9;
501pub const CLOCK_TAI: ::clockid_t = 11;
502pub const TIMER_ABSTIME: ::c_int = 1;
503
504pub const RUSAGE_SELF: ::c_int = 0;
505
506pub const O_RDONLY: ::c_int = 0;
507pub const O_WRONLY: ::c_int = 1;
508pub const O_RDWR: ::c_int = 2;
509
510pub const SOCK_CLOEXEC: ::c_int = O_CLOEXEC;
511
512pub const S_IFIFO: ::mode_t = 4096;
513pub const S_IFCHR: ::mode_t = 8192;
514pub const S_IFBLK: ::mode_t = 24576;
515pub const S_IFDIR: ::mode_t = 16384;
516pub const S_IFREG: ::mode_t = 32768;
517pub const S_IFLNK: ::mode_t = 40960;
518pub const S_IFSOCK: ::mode_t = 49152;
519pub const S_IFMT: ::mode_t = 61440;
520pub const S_IRWXU: ::mode_t = 448;
521pub const S_IXUSR: ::mode_t = 64;
522pub const S_IWUSR: ::mode_t = 128;
523pub const S_IRUSR: ::mode_t = 256;
524pub const S_IRWXG: ::mode_t = 56;
525pub const S_IXGRP: ::mode_t = 8;
526pub const S_IWGRP: ::mode_t = 16;
527pub const S_IRGRP: ::mode_t = 32;
528pub const S_IRWXO: ::mode_t = 7;
529pub const S_IXOTH: ::mode_t = 1;
530pub const S_IWOTH: ::mode_t = 2;
531pub const S_IROTH: ::mode_t = 4;
532pub const F_OK: ::c_int = 0;
533pub const R_OK: ::c_int = 4;
534pub const W_OK: ::c_int = 2;
535pub const X_OK: ::c_int = 1;
536pub const STDIN_FILENO: ::c_int = 0;
537pub const STDOUT_FILENO: ::c_int = 1;
538pub const STDERR_FILENO: ::c_int = 2;
539pub const SIGHUP: ::c_int = 1;
540pub const SIGINT: ::c_int = 2;
541pub const SIGQUIT: ::c_int = 3;
542pub const SIGILL: ::c_int = 4;
543pub const SIGABRT: ::c_int = 6;
544pub const SIGFPE: ::c_int = 8;
545pub const SIGKILL: ::c_int = 9;
546pub const SIGSEGV: ::c_int = 11;
547pub const SIGPIPE: ::c_int = 13;
548pub const SIGALRM: ::c_int = 14;
549pub const SIGTERM: ::c_int = 15;
550
551pub const PROT_NONE: ::c_int = 0;
552pub const PROT_READ: ::c_int = 1;
553pub const PROT_WRITE: ::c_int = 2;
554pub const PROT_EXEC: ::c_int = 4;
555
556pub const XATTR_CREATE: ::c_int = 0x1;
557pub const XATTR_REPLACE: ::c_int = 0x2;
558
559cfg_if! {
560    if #[cfg(target_env = "ohos")] {
561        pub const LC_CTYPE: ::c_int = 0;
562        pub const LC_NUMERIC: ::c_int = 1;
563        pub const LC_TIME: ::c_int = 2;
564        pub const LC_COLLATE: ::c_int = 3;
565        pub const LC_MONETARY: ::c_int = 4;
566        pub const LC_MESSAGES: ::c_int = 5;
567        pub const LC_PAPER: ::c_int = 6;
568        pub const LC_NAME: ::c_int = 7;
569        pub const LC_ADDRESS: ::c_int = 8;
570        pub const LC_TELEPHONE: ::c_int = 9;
571        pub const LC_MEASUREMENT: ::c_int = 10;
572        pub const LC_IDENTIFICATION: ::c_int = 11;
573        pub const LC_ALL: ::c_int = 12;
574    } else if #[cfg(not(target_env = "uclibc"))] {
575        pub const LC_CTYPE: ::c_int = 0;
576        pub const LC_NUMERIC: ::c_int = 1;
577        pub const LC_TIME: ::c_int = 2;
578        pub const LC_COLLATE: ::c_int = 3;
579        pub const LC_MONETARY: ::c_int = 4;
580        pub const LC_MESSAGES: ::c_int = 5;
581        pub const LC_ALL: ::c_int = 6;
582    }
583}
584
585pub const LC_CTYPE_MASK: ::c_int = 1 << LC_CTYPE;
586pub const LC_NUMERIC_MASK: ::c_int = 1 << LC_NUMERIC;
587pub const LC_TIME_MASK: ::c_int = 1 << LC_TIME;
588pub const LC_COLLATE_MASK: ::c_int = 1 << LC_COLLATE;
589pub const LC_MONETARY_MASK: ::c_int = 1 << LC_MONETARY;
590pub const LC_MESSAGES_MASK: ::c_int = 1 << LC_MESSAGES;
591// LC_ALL_MASK defined per platform
592
593pub const MAP_FILE: ::c_int = 0x0000;
594pub const MAP_SHARED: ::c_int = 0x0001;
595pub const MAP_PRIVATE: ::c_int = 0x0002;
596pub const MAP_FIXED: ::c_int = 0x0010;
597
598pub const MAP_FAILED: *mut ::c_void = !0 as *mut ::c_void;
599
600// MS_ flags for msync(2)
601pub const MS_ASYNC: ::c_int = 0x0001;
602pub const MS_INVALIDATE: ::c_int = 0x0002;
603pub const MS_SYNC: ::c_int = 0x0004;
604
605// MS_ flags for mount(2)
606pub const MS_RDONLY: ::c_ulong = 0x01;
607pub const MS_NOSUID: ::c_ulong = 0x02;
608pub const MS_NODEV: ::c_ulong = 0x04;
609pub const MS_NOEXEC: ::c_ulong = 0x08;
610pub const MS_SYNCHRONOUS: ::c_ulong = 0x10;
611pub const MS_REMOUNT: ::c_ulong = 0x20;
612pub const MS_MANDLOCK: ::c_ulong = 0x40;
613pub const MS_DIRSYNC: ::c_ulong = 0x80;
614pub const MS_NOATIME: ::c_ulong = 0x0400;
615pub const MS_NODIRATIME: ::c_ulong = 0x0800;
616pub const MS_BIND: ::c_ulong = 0x1000;
617pub const MS_MOVE: ::c_ulong = 0x2000;
618pub const MS_REC: ::c_ulong = 0x4000;
619pub const MS_SILENT: ::c_ulong = 0x8000;
620pub const MS_POSIXACL: ::c_ulong = 0x010000;
621pub const MS_UNBINDABLE: ::c_ulong = 0x020000;
622pub const MS_PRIVATE: ::c_ulong = 0x040000;
623pub const MS_SLAVE: ::c_ulong = 0x080000;
624pub const MS_SHARED: ::c_ulong = 0x100000;
625pub const MS_RELATIME: ::c_ulong = 0x200000;
626pub const MS_KERNMOUNT: ::c_ulong = 0x400000;
627pub const MS_I_VERSION: ::c_ulong = 0x800000;
628pub const MS_STRICTATIME: ::c_ulong = 0x1000000;
629pub const MS_LAZYTIME: ::c_ulong = 0x2000000;
630pub const MS_ACTIVE: ::c_ulong = 0x40000000;
631pub const MS_MGC_VAL: ::c_ulong = 0xc0ed0000;
632pub const MS_MGC_MSK: ::c_ulong = 0xffff0000;
633
634pub const SCM_RIGHTS: ::c_int = 0x01;
635pub const SCM_CREDENTIALS: ::c_int = 0x02;
636
637pub const PROT_GROWSDOWN: ::c_int = 0x1000000;
638pub const PROT_GROWSUP: ::c_int = 0x2000000;
639
640pub const MAP_TYPE: ::c_int = 0x000f;
641
642pub const MADV_NORMAL: ::c_int = 0;
643pub const MADV_RANDOM: ::c_int = 1;
644pub const MADV_SEQUENTIAL: ::c_int = 2;
645pub const MADV_WILLNEED: ::c_int = 3;
646pub const MADV_DONTNEED: ::c_int = 4;
647pub const MADV_FREE: ::c_int = 8;
648pub const MADV_REMOVE: ::c_int = 9;
649pub const MADV_DONTFORK: ::c_int = 10;
650pub const MADV_DOFORK: ::c_int = 11;
651pub const MADV_MERGEABLE: ::c_int = 12;
652pub const MADV_UNMERGEABLE: ::c_int = 13;
653pub const MADV_HUGEPAGE: ::c_int = 14;
654pub const MADV_NOHUGEPAGE: ::c_int = 15;
655pub const MADV_DONTDUMP: ::c_int = 16;
656pub const MADV_DODUMP: ::c_int = 17;
657pub const MADV_HWPOISON: ::c_int = 100;
658
659pub const IFF_UP: ::c_int = 0x1;
660pub const IFF_BROADCAST: ::c_int = 0x2;
661pub const IFF_DEBUG: ::c_int = 0x4;
662pub const IFF_LOOPBACK: ::c_int = 0x8;
663pub const IFF_POINTOPOINT: ::c_int = 0x10;
664pub const IFF_NOTRAILERS: ::c_int = 0x20;
665pub const IFF_RUNNING: ::c_int = 0x40;
666pub const IFF_NOARP: ::c_int = 0x80;
667pub const IFF_PROMISC: ::c_int = 0x100;
668pub const IFF_ALLMULTI: ::c_int = 0x200;
669pub const IFF_MASTER: ::c_int = 0x400;
670pub const IFF_SLAVE: ::c_int = 0x800;
671pub const IFF_MULTICAST: ::c_int = 0x1000;
672pub const IFF_PORTSEL: ::c_int = 0x2000;
673pub const IFF_AUTOMEDIA: ::c_int = 0x4000;
674pub const IFF_DYNAMIC: ::c_int = 0x8000;
675
676pub const SOL_IP: ::c_int = 0;
677pub const SOL_TCP: ::c_int = 6;
678pub const SOL_UDP: ::c_int = 17;
679pub const SOL_IPV6: ::c_int = 41;
680pub const SOL_ICMPV6: ::c_int = 58;
681pub const SOL_RAW: ::c_int = 255;
682pub const SOL_DECNET: ::c_int = 261;
683pub const SOL_X25: ::c_int = 262;
684pub const SOL_PACKET: ::c_int = 263;
685pub const SOL_ATM: ::c_int = 264;
686pub const SOL_AAL: ::c_int = 265;
687pub const SOL_IRDA: ::c_int = 266;
688pub const SOL_NETBEUI: ::c_int = 267;
689pub const SOL_LLC: ::c_int = 268;
690pub const SOL_DCCP: ::c_int = 269;
691pub const SOL_NETLINK: ::c_int = 270;
692pub const SOL_TIPC: ::c_int = 271;
693pub const SOL_BLUETOOTH: ::c_int = 274;
694pub const SOL_ALG: ::c_int = 279;
695
696pub const AF_UNSPEC: ::c_int = 0;
697pub const AF_UNIX: ::c_int = 1;
698pub const AF_LOCAL: ::c_int = 1;
699pub const AF_INET: ::c_int = 2;
700pub const AF_AX25: ::c_int = 3;
701pub const AF_IPX: ::c_int = 4;
702pub const AF_APPLETALK: ::c_int = 5;
703pub const AF_NETROM: ::c_int = 6;
704pub const AF_BRIDGE: ::c_int = 7;
705pub const AF_ATMPVC: ::c_int = 8;
706pub const AF_X25: ::c_int = 9;
707pub const AF_INET6: ::c_int = 10;
708pub const AF_ROSE: ::c_int = 11;
709pub const AF_DECnet: ::c_int = 12;
710pub const AF_NETBEUI: ::c_int = 13;
711pub const AF_SECURITY: ::c_int = 14;
712pub const AF_KEY: ::c_int = 15;
713pub const AF_NETLINK: ::c_int = 16;
714pub const AF_ROUTE: ::c_int = AF_NETLINK;
715pub const AF_PACKET: ::c_int = 17;
716pub const AF_ASH: ::c_int = 18;
717pub const AF_ECONET: ::c_int = 19;
718pub const AF_ATMSVC: ::c_int = 20;
719pub const AF_RDS: ::c_int = 21;
720pub const AF_SNA: ::c_int = 22;
721pub const AF_IRDA: ::c_int = 23;
722pub const AF_PPPOX: ::c_int = 24;
723pub const AF_WANPIPE: ::c_int = 25;
724pub const AF_LLC: ::c_int = 26;
725pub const AF_CAN: ::c_int = 29;
726pub const AF_TIPC: ::c_int = 30;
727pub const AF_BLUETOOTH: ::c_int = 31;
728pub const AF_IUCV: ::c_int = 32;
729pub const AF_RXRPC: ::c_int = 33;
730pub const AF_ISDN: ::c_int = 34;
731pub const AF_PHONET: ::c_int = 35;
732pub const AF_IEEE802154: ::c_int = 36;
733pub const AF_CAIF: ::c_int = 37;
734pub const AF_ALG: ::c_int = 38;
735
736pub const PF_UNSPEC: ::c_int = AF_UNSPEC;
737pub const PF_UNIX: ::c_int = AF_UNIX;
738pub const PF_LOCAL: ::c_int = AF_LOCAL;
739pub const PF_INET: ::c_int = AF_INET;
740pub const PF_AX25: ::c_int = AF_AX25;
741pub const PF_IPX: ::c_int = AF_IPX;
742pub const PF_APPLETALK: ::c_int = AF_APPLETALK;
743pub const PF_NETROM: ::c_int = AF_NETROM;
744pub const PF_BRIDGE: ::c_int = AF_BRIDGE;
745pub const PF_ATMPVC: ::c_int = AF_ATMPVC;
746pub const PF_X25: ::c_int = AF_X25;
747pub const PF_INET6: ::c_int = AF_INET6;
748pub const PF_ROSE: ::c_int = AF_ROSE;
749pub const PF_DECnet: ::c_int = AF_DECnet;
750pub const PF_NETBEUI: ::c_int = AF_NETBEUI;
751pub const PF_SECURITY: ::c_int = AF_SECURITY;
752pub const PF_KEY: ::c_int = AF_KEY;
753pub const PF_NETLINK: ::c_int = AF_NETLINK;
754pub const PF_ROUTE: ::c_int = AF_ROUTE;
755pub const PF_PACKET: ::c_int = AF_PACKET;
756pub const PF_ASH: ::c_int = AF_ASH;
757pub const PF_ECONET: ::c_int = AF_ECONET;
758pub const PF_ATMSVC: ::c_int = AF_ATMSVC;
759pub const PF_RDS: ::c_int = AF_RDS;
760pub const PF_SNA: ::c_int = AF_SNA;
761pub const PF_IRDA: ::c_int = AF_IRDA;
762pub const PF_PPPOX: ::c_int = AF_PPPOX;
763pub const PF_WANPIPE: ::c_int = AF_WANPIPE;
764pub const PF_LLC: ::c_int = AF_LLC;
765pub const PF_CAN: ::c_int = AF_CAN;
766pub const PF_TIPC: ::c_int = AF_TIPC;
767pub const PF_BLUETOOTH: ::c_int = AF_BLUETOOTH;
768pub const PF_IUCV: ::c_int = AF_IUCV;
769pub const PF_RXRPC: ::c_int = AF_RXRPC;
770pub const PF_ISDN: ::c_int = AF_ISDN;
771pub const PF_PHONET: ::c_int = AF_PHONET;
772pub const PF_IEEE802154: ::c_int = AF_IEEE802154;
773pub const PF_CAIF: ::c_int = AF_CAIF;
774pub const PF_ALG: ::c_int = AF_ALG;
775
776pub const MSG_OOB: ::c_int = 1;
777pub const MSG_PEEK: ::c_int = 2;
778pub const MSG_DONTROUTE: ::c_int = 4;
779pub const MSG_CTRUNC: ::c_int = 8;
780pub const MSG_TRUNC: ::c_int = 0x20;
781pub const MSG_DONTWAIT: ::c_int = 0x40;
782pub const MSG_EOR: ::c_int = 0x80;
783pub const MSG_WAITALL: ::c_int = 0x100;
784pub const MSG_FIN: ::c_int = 0x200;
785pub const MSG_SYN: ::c_int = 0x400;
786pub const MSG_CONFIRM: ::c_int = 0x800;
787pub const MSG_RST: ::c_int = 0x1000;
788pub const MSG_ERRQUEUE: ::c_int = 0x2000;
789pub const MSG_NOSIGNAL: ::c_int = 0x4000;
790pub const MSG_MORE: ::c_int = 0x8000;
791pub const MSG_WAITFORONE: ::c_int = 0x10000;
792pub const MSG_FASTOPEN: ::c_int = 0x20000000;
793pub const MSG_CMSG_CLOEXEC: ::c_int = 0x40000000;
794
795pub const SCM_TIMESTAMP: ::c_int = SO_TIMESTAMP;
796
797pub const SOCK_RAW: ::c_int = 3;
798pub const SOCK_RDM: ::c_int = 4;
799pub const IP_TOS: ::c_int = 1;
800pub const IP_TTL: ::c_int = 2;
801pub const IP_HDRINCL: ::c_int = 3;
802pub const IP_OPTIONS: ::c_int = 4;
803pub const IP_ROUTER_ALERT: ::c_int = 5;
804pub const IP_RECVOPTS: ::c_int = 6;
805pub const IP_RETOPTS: ::c_int = 7;
806pub const IP_PKTINFO: ::c_int = 8;
807pub const IP_PKTOPTIONS: ::c_int = 9;
808pub const IP_MTU_DISCOVER: ::c_int = 10;
809pub const IP_RECVERR: ::c_int = 11;
810pub const IP_RECVTTL: ::c_int = 12;
811pub const IP_RECVTOS: ::c_int = 13;
812pub const IP_MTU: ::c_int = 14;
813pub const IP_FREEBIND: ::c_int = 15;
814pub const IP_IPSEC_POLICY: ::c_int = 16;
815pub const IP_XFRM_POLICY: ::c_int = 17;
816pub const IP_PASSSEC: ::c_int = 18;
817pub const IP_TRANSPARENT: ::c_int = 19;
818pub const IP_ORIGDSTADDR: ::c_int = 20;
819pub const IP_RECVORIGDSTADDR: ::c_int = IP_ORIGDSTADDR;
820pub const IP_MINTTL: ::c_int = 21;
821pub const IP_NODEFRAG: ::c_int = 22;
822pub const IP_CHECKSUM: ::c_int = 23;
823pub const IP_BIND_ADDRESS_NO_PORT: ::c_int = 24;
824pub const IP_MULTICAST_IF: ::c_int = 32;
825pub const IP_MULTICAST_TTL: ::c_int = 33;
826pub const IP_MULTICAST_LOOP: ::c_int = 34;
827pub const IP_ADD_MEMBERSHIP: ::c_int = 35;
828pub const IP_DROP_MEMBERSHIP: ::c_int = 36;
829pub const IP_UNBLOCK_SOURCE: ::c_int = 37;
830pub const IP_BLOCK_SOURCE: ::c_int = 38;
831pub const IP_ADD_SOURCE_MEMBERSHIP: ::c_int = 39;
832pub const IP_DROP_SOURCE_MEMBERSHIP: ::c_int = 40;
833pub const IP_MSFILTER: ::c_int = 41;
834pub const IP_MULTICAST_ALL: ::c_int = 49;
835pub const IP_UNICAST_IF: ::c_int = 50;
836
837pub const IP_DEFAULT_MULTICAST_TTL: ::c_int = 1;
838pub const IP_DEFAULT_MULTICAST_LOOP: ::c_int = 1;
839
840pub const IP_PMTUDISC_DONT: ::c_int = 0;
841pub const IP_PMTUDISC_WANT: ::c_int = 1;
842pub const IP_PMTUDISC_DO: ::c_int = 2;
843pub const IP_PMTUDISC_PROBE: ::c_int = 3;
844pub const IP_PMTUDISC_INTERFACE: ::c_int = 4;
845pub const IP_PMTUDISC_OMIT: ::c_int = 5;
846
847// IPPROTO_IP defined in src/unix/mod.rs
848/// Hop-by-hop option header
849pub const IPPROTO_HOPOPTS: ::c_int = 0;
850// IPPROTO_ICMP defined in src/unix/mod.rs
851/// group mgmt protocol
852pub const IPPROTO_IGMP: ::c_int = 2;
853/// for compatibility
854pub const IPPROTO_IPIP: ::c_int = 4;
855// IPPROTO_TCP defined in src/unix/mod.rs
856/// exterior gateway protocol
857pub const IPPROTO_EGP: ::c_int = 8;
858/// pup
859pub const IPPROTO_PUP: ::c_int = 12;
860// IPPROTO_UDP defined in src/unix/mod.rs
861/// xns idp
862pub const IPPROTO_IDP: ::c_int = 22;
863/// tp-4 w/ class negotiation
864pub const IPPROTO_TP: ::c_int = 29;
865/// DCCP
866pub const IPPROTO_DCCP: ::c_int = 33;
867// IPPROTO_IPV6 defined in src/unix/mod.rs
868/// IP6 routing header
869pub const IPPROTO_ROUTING: ::c_int = 43;
870/// IP6 fragmentation header
871pub const IPPROTO_FRAGMENT: ::c_int = 44;
872/// resource reservation
873pub const IPPROTO_RSVP: ::c_int = 46;
874/// General Routing Encap.
875pub const IPPROTO_GRE: ::c_int = 47;
876/// IP6 Encap Sec. Payload
877pub const IPPROTO_ESP: ::c_int = 50;
878/// IP6 Auth Header
879pub const IPPROTO_AH: ::c_int = 51;
880// IPPROTO_ICMPV6 defined in src/unix/mod.rs
881/// IP6 no next header
882pub const IPPROTO_NONE: ::c_int = 59;
883/// IP6 destination option
884pub const IPPROTO_DSTOPTS: ::c_int = 60;
885pub const IPPROTO_MTP: ::c_int = 92;
886/// encapsulation header
887pub const IPPROTO_ENCAP: ::c_int = 98;
888/// Protocol indep. multicast
889pub const IPPROTO_PIM: ::c_int = 103;
890/// IP Payload Comp. Protocol
891pub const IPPROTO_COMP: ::c_int = 108;
892/// SCTP
893pub const IPPROTO_SCTP: ::c_int = 132;
894pub const IPPROTO_MH: ::c_int = 135;
895pub const IPPROTO_UDPLITE: ::c_int = 136;
896/// raw IP packet
897pub const IPPROTO_RAW: ::c_int = 255;
898pub const IPPROTO_BEETPH: ::c_int = 94;
899pub const IPPROTO_MPLS: ::c_int = 137;
900
901pub const MCAST_EXCLUDE: ::c_int = 0;
902pub const MCAST_INCLUDE: ::c_int = 1;
903pub const MCAST_JOIN_GROUP: ::c_int = 42;
904pub const MCAST_BLOCK_SOURCE: ::c_int = 43;
905pub const MCAST_UNBLOCK_SOURCE: ::c_int = 44;
906pub const MCAST_LEAVE_GROUP: ::c_int = 45;
907pub const MCAST_JOIN_SOURCE_GROUP: ::c_int = 46;
908pub const MCAST_LEAVE_SOURCE_GROUP: ::c_int = 47;
909pub const MCAST_MSFILTER: ::c_int = 48;
910
911pub const IPV6_ADDRFORM: ::c_int = 1;
912pub const IPV6_2292PKTINFO: ::c_int = 2;
913pub const IPV6_2292HOPOPTS: ::c_int = 3;
914pub const IPV6_2292DSTOPTS: ::c_int = 4;
915pub const IPV6_2292RTHDR: ::c_int = 5;
916pub const IPV6_2292PKTOPTIONS: ::c_int = 6;
917pub const IPV6_CHECKSUM: ::c_int = 7;
918pub const IPV6_2292HOPLIMIT: ::c_int = 8;
919pub const IPV6_NEXTHOP: ::c_int = 9;
920pub const IPV6_AUTHHDR: ::c_int = 10;
921pub const IPV6_UNICAST_HOPS: ::c_int = 16;
922pub const IPV6_MULTICAST_IF: ::c_int = 17;
923pub const IPV6_MULTICAST_HOPS: ::c_int = 18;
924pub const IPV6_MULTICAST_LOOP: ::c_int = 19;
925pub const IPV6_ADD_MEMBERSHIP: ::c_int = 20;
926pub const IPV6_DROP_MEMBERSHIP: ::c_int = 21;
927pub const IPV6_ROUTER_ALERT: ::c_int = 22;
928pub const IPV6_MTU_DISCOVER: ::c_int = 23;
929pub const IPV6_MTU: ::c_int = 24;
930pub const IPV6_RECVERR: ::c_int = 25;
931pub const IPV6_V6ONLY: ::c_int = 26;
932pub const IPV6_JOIN_ANYCAST: ::c_int = 27;
933pub const IPV6_LEAVE_ANYCAST: ::c_int = 28;
934pub const IPV6_IPSEC_POLICY: ::c_int = 34;
935pub const IPV6_XFRM_POLICY: ::c_int = 35;
936pub const IPV6_HDRINCL: ::c_int = 36;
937pub const IPV6_RECVPKTINFO: ::c_int = 49;
938pub const IPV6_PKTINFO: ::c_int = 50;
939pub const IPV6_RECVHOPLIMIT: ::c_int = 51;
940pub const IPV6_HOPLIMIT: ::c_int = 52;
941pub const IPV6_RECVHOPOPTS: ::c_int = 53;
942pub const IPV6_HOPOPTS: ::c_int = 54;
943pub const IPV6_RTHDRDSTOPTS: ::c_int = 55;
944pub const IPV6_RECVRTHDR: ::c_int = 56;
945pub const IPV6_RTHDR: ::c_int = 57;
946pub const IPV6_RECVDSTOPTS: ::c_int = 58;
947pub const IPV6_DSTOPTS: ::c_int = 59;
948pub const IPV6_RECVPATHMTU: ::c_int = 60;
949pub const IPV6_PATHMTU: ::c_int = 61;
950pub const IPV6_DONTFRAG: ::c_int = 62;
951pub const IPV6_RECVTCLASS: ::c_int = 66;
952pub const IPV6_TCLASS: ::c_int = 67;
953pub const IPV6_AUTOFLOWLABEL: ::c_int = 70;
954pub const IPV6_ADDR_PREFERENCES: ::c_int = 72;
955pub const IPV6_MINHOPCOUNT: ::c_int = 73;
956pub const IPV6_ORIGDSTADDR: ::c_int = 74;
957pub const IPV6_RECVORIGDSTADDR: ::c_int = IPV6_ORIGDSTADDR;
958pub const IPV6_TRANSPARENT: ::c_int = 75;
959pub const IPV6_UNICAST_IF: ::c_int = 76;
960pub const IPV6_PREFER_SRC_TMP: ::c_int = 0x0001;
961pub const IPV6_PREFER_SRC_PUBLIC: ::c_int = 0x0002;
962pub const IPV6_PREFER_SRC_PUBTMP_DEFAULT: ::c_int = 0x0100;
963pub const IPV6_PREFER_SRC_COA: ::c_int = 0x0004;
964pub const IPV6_PREFER_SRC_HOME: ::c_int = 0x0400;
965pub const IPV6_PREFER_SRC_CGA: ::c_int = 0x0008;
966pub const IPV6_PREFER_SRC_NONCGA: ::c_int = 0x0800;
967
968pub const IPV6_PMTUDISC_DONT: ::c_int = 0;
969pub const IPV6_PMTUDISC_WANT: ::c_int = 1;
970pub const IPV6_PMTUDISC_DO: ::c_int = 2;
971pub const IPV6_PMTUDISC_PROBE: ::c_int = 3;
972pub const IPV6_PMTUDISC_INTERFACE: ::c_int = 4;
973pub const IPV6_PMTUDISC_OMIT: ::c_int = 5;
974
975pub const TCP_NODELAY: ::c_int = 1;
976pub const TCP_MAXSEG: ::c_int = 2;
977pub const TCP_CORK: ::c_int = 3;
978pub const TCP_KEEPIDLE: ::c_int = 4;
979pub const TCP_KEEPINTVL: ::c_int = 5;
980pub const TCP_KEEPCNT: ::c_int = 6;
981pub const TCP_SYNCNT: ::c_int = 7;
982pub const TCP_LINGER2: ::c_int = 8;
983pub const TCP_DEFER_ACCEPT: ::c_int = 9;
984pub const TCP_WINDOW_CLAMP: ::c_int = 10;
985pub const TCP_INFO: ::c_int = 11;
986pub const TCP_QUICKACK: ::c_int = 12;
987pub const TCP_CONGESTION: ::c_int = 13;
988pub const TCP_MD5SIG: ::c_int = 14;
989cfg_if! {
990    if #[cfg(all(target_os = "linux", any(
991            target_env = "gnu",
992            target_env = "musl",
993            target_env = "ohos"
994        )))] {
995        // WARN: deprecated
996        pub const TCP_COOKIE_TRANSACTIONS: ::c_int = 15;
997    }
998}
999pub const TCP_THIN_LINEAR_TIMEOUTS: ::c_int = 16;
1000pub const TCP_THIN_DUPACK: ::c_int = 17;
1001pub const TCP_USER_TIMEOUT: ::c_int = 18;
1002pub const TCP_REPAIR: ::c_int = 19;
1003pub const TCP_REPAIR_QUEUE: ::c_int = 20;
1004pub const TCP_QUEUE_SEQ: ::c_int = 21;
1005pub const TCP_REPAIR_OPTIONS: ::c_int = 22;
1006pub const TCP_FASTOPEN: ::c_int = 23;
1007pub const TCP_TIMESTAMP: ::c_int = 24;
1008pub const TCP_NOTSENT_LOWAT: ::c_int = 25;
1009pub const TCP_CC_INFO: ::c_int = 26;
1010pub const TCP_SAVE_SYN: ::c_int = 27;
1011pub const TCP_SAVED_SYN: ::c_int = 28;
1012cfg_if! {
1013    if #[cfg(not(target_os = "emscripten"))] {
1014        // NOTE: emscripten doesn't support these options yet.
1015
1016        pub const TCP_REPAIR_WINDOW: ::c_int = 29;
1017        pub const TCP_FASTOPEN_CONNECT: ::c_int = 30;
1018        pub const TCP_ULP: ::c_int = 31;
1019        pub const TCP_MD5SIG_EXT: ::c_int = 32;
1020        pub const TCP_FASTOPEN_KEY: ::c_int = 33;
1021        pub const TCP_FASTOPEN_NO_COOKIE: ::c_int = 34;
1022        pub const TCP_ZEROCOPY_RECEIVE: ::c_int = 35;
1023        pub const TCP_INQ: ::c_int = 36;
1024        pub const TCP_CM_INQ: ::c_int = TCP_INQ;
1025        // NOTE: Some CI images doesn't have this option yet.
1026        // pub const TCP_TX_DELAY: ::c_int = 37;
1027    }
1028}
1029
1030pub const SO_DEBUG: ::c_int = 1;
1031
1032pub const SHUT_RD: ::c_int = 0;
1033pub const SHUT_WR: ::c_int = 1;
1034pub const SHUT_RDWR: ::c_int = 2;
1035
1036pub const LOCK_SH: ::c_int = 1;
1037pub const LOCK_EX: ::c_int = 2;
1038pub const LOCK_NB: ::c_int = 4;
1039pub const LOCK_UN: ::c_int = 8;
1040
1041pub const SS_ONSTACK: ::c_int = 1;
1042pub const SS_DISABLE: ::c_int = 2;
1043
1044pub const PATH_MAX: ::c_int = 4096;
1045
1046pub const UIO_MAXIOV: ::c_int = 1024;
1047
1048pub const FD_SETSIZE: usize = 1024;
1049
1050pub const EPOLLIN: ::c_int = 0x1;
1051pub const EPOLLPRI: ::c_int = 0x2;
1052pub const EPOLLOUT: ::c_int = 0x4;
1053pub const EPOLLERR: ::c_int = 0x8;
1054pub const EPOLLHUP: ::c_int = 0x10;
1055pub const EPOLLRDNORM: ::c_int = 0x40;
1056pub const EPOLLRDBAND: ::c_int = 0x80;
1057pub const EPOLLWRNORM: ::c_int = 0x100;
1058pub const EPOLLWRBAND: ::c_int = 0x200;
1059pub const EPOLLMSG: ::c_int = 0x400;
1060pub const EPOLLRDHUP: ::c_int = 0x2000;
1061pub const EPOLLEXCLUSIVE: ::c_int = 0x10000000;
1062pub const EPOLLWAKEUP: ::c_int = 0x20000000;
1063pub const EPOLLONESHOT: ::c_int = 0x40000000;
1064pub const EPOLLET: ::c_int = 0x80000000;
1065
1066pub const EPOLL_CTL_ADD: ::c_int = 1;
1067pub const EPOLL_CTL_MOD: ::c_int = 3;
1068pub const EPOLL_CTL_DEL: ::c_int = 2;
1069
1070pub const MNT_FORCE: ::c_int = 0x1;
1071pub const MNT_DETACH: ::c_int = 0x2;
1072pub const MNT_EXPIRE: ::c_int = 0x4;
1073pub const UMOUNT_NOFOLLOW: ::c_int = 0x8;
1074
1075pub const Q_GETFMT: ::c_int = 0x800004;
1076pub const Q_GETINFO: ::c_int = 0x800005;
1077pub const Q_SETINFO: ::c_int = 0x800006;
1078pub const QIF_BLIMITS: u32 = 1;
1079pub const QIF_SPACE: u32 = 2;
1080pub const QIF_ILIMITS: u32 = 4;
1081pub const QIF_INODES: u32 = 8;
1082pub const QIF_BTIME: u32 = 16;
1083pub const QIF_ITIME: u32 = 32;
1084pub const QIF_LIMITS: u32 = 5;
1085pub const QIF_USAGE: u32 = 10;
1086pub const QIF_TIMES: u32 = 48;
1087pub const QIF_ALL: u32 = 63;
1088
1089pub const Q_SYNC: ::c_int = 0x800001;
1090pub const Q_QUOTAON: ::c_int = 0x800002;
1091pub const Q_QUOTAOFF: ::c_int = 0x800003;
1092pub const Q_GETQUOTA: ::c_int = 0x800007;
1093pub const Q_SETQUOTA: ::c_int = 0x800008;
1094
1095pub const TCIOFF: ::c_int = 2;
1096pub const TCION: ::c_int = 3;
1097pub const TCOOFF: ::c_int = 0;
1098pub const TCOON: ::c_int = 1;
1099pub const TCIFLUSH: ::c_int = 0;
1100pub const TCOFLUSH: ::c_int = 1;
1101pub const TCIOFLUSH: ::c_int = 2;
1102pub const NL0: ::tcflag_t = 0x00000000;
1103pub const NL1: ::tcflag_t = 0x00000100;
1104pub const TAB0: ::tcflag_t = 0x00000000;
1105pub const CR0: ::tcflag_t = 0x00000000;
1106pub const FF0: ::tcflag_t = 0x00000000;
1107pub const BS0: ::tcflag_t = 0x00000000;
1108pub const VT0: ::tcflag_t = 0x00000000;
1109pub const VERASE: usize = 2;
1110pub const VKILL: usize = 3;
1111pub const VINTR: usize = 0;
1112pub const VQUIT: usize = 1;
1113pub const VLNEXT: usize = 15;
1114pub const IGNBRK: ::tcflag_t = 0x00000001;
1115pub const BRKINT: ::tcflag_t = 0x00000002;
1116pub const IGNPAR: ::tcflag_t = 0x00000004;
1117pub const PARMRK: ::tcflag_t = 0x00000008;
1118pub const INPCK: ::tcflag_t = 0x00000010;
1119pub const ISTRIP: ::tcflag_t = 0x00000020;
1120pub const INLCR: ::tcflag_t = 0x00000040;
1121pub const IGNCR: ::tcflag_t = 0x00000080;
1122pub const ICRNL: ::tcflag_t = 0x00000100;
1123pub const IXANY: ::tcflag_t = 0x00000800;
1124pub const IMAXBEL: ::tcflag_t = 0x00002000;
1125pub const OPOST: ::tcflag_t = 0x1;
1126pub const CS5: ::tcflag_t = 0x00000000;
1127pub const CRTSCTS: ::tcflag_t = 0x80000000;
1128pub const ECHO: ::tcflag_t = 0x00000008;
1129pub const OCRNL: ::tcflag_t = 0o000010;
1130pub const ONOCR: ::tcflag_t = 0o000020;
1131pub const ONLRET: ::tcflag_t = 0o000040;
1132pub const OFILL: ::tcflag_t = 0o000100;
1133pub const OFDEL: ::tcflag_t = 0o000200;
1134
1135pub const CLONE_VM: ::c_int = 0x100;
1136pub const CLONE_FS: ::c_int = 0x200;
1137pub const CLONE_FILES: ::c_int = 0x400;
1138pub const CLONE_SIGHAND: ::c_int = 0x800;
1139pub const CLONE_PTRACE: ::c_int = 0x2000;
1140pub const CLONE_VFORK: ::c_int = 0x4000;
1141pub const CLONE_PARENT: ::c_int = 0x8000;
1142pub const CLONE_THREAD: ::c_int = 0x10000;
1143pub const CLONE_NEWNS: ::c_int = 0x20000;
1144pub const CLONE_SYSVSEM: ::c_int = 0x40000;
1145pub const CLONE_SETTLS: ::c_int = 0x80000;
1146pub const CLONE_PARENT_SETTID: ::c_int = 0x100000;
1147pub const CLONE_CHILD_CLEARTID: ::c_int = 0x200000;
1148pub const CLONE_DETACHED: ::c_int = 0x400000;
1149pub const CLONE_UNTRACED: ::c_int = 0x800000;
1150pub const CLONE_CHILD_SETTID: ::c_int = 0x01000000;
1151pub const CLONE_NEWCGROUP: ::c_int = 0x02000000;
1152pub const CLONE_NEWUTS: ::c_int = 0x04000000;
1153pub const CLONE_NEWIPC: ::c_int = 0x08000000;
1154pub const CLONE_NEWUSER: ::c_int = 0x10000000;
1155pub const CLONE_NEWPID: ::c_int = 0x20000000;
1156pub const CLONE_NEWNET: ::c_int = 0x40000000;
1157pub const CLONE_IO: ::c_int = 0x80000000;
1158
1159pub const WNOHANG: ::c_int = 0x00000001;
1160pub const WUNTRACED: ::c_int = 0x00000002;
1161pub const WSTOPPED: ::c_int = WUNTRACED;
1162pub const WEXITED: ::c_int = 0x00000004;
1163pub const WCONTINUED: ::c_int = 0x00000008;
1164pub const WNOWAIT: ::c_int = 0x01000000;
1165
1166// Options for personality(2).
1167pub const ADDR_NO_RANDOMIZE: ::c_int = 0x0040000;
1168pub const MMAP_PAGE_ZERO: ::c_int = 0x0100000;
1169pub const ADDR_COMPAT_LAYOUT: ::c_int = 0x0200000;
1170pub const READ_IMPLIES_EXEC: ::c_int = 0x0400000;
1171pub const ADDR_LIMIT_32BIT: ::c_int = 0x0800000;
1172pub const SHORT_INODE: ::c_int = 0x1000000;
1173pub const WHOLE_SECONDS: ::c_int = 0x2000000;
1174pub const STICKY_TIMEOUTS: ::c_int = 0x4000000;
1175pub const ADDR_LIMIT_3GB: ::c_int = 0x8000000;
1176
1177// Options set using PTRACE_SETOPTIONS.
1178pub const PTRACE_O_TRACESYSGOOD: ::c_int = 0x00000001;
1179pub const PTRACE_O_TRACEFORK: ::c_int = 0x00000002;
1180pub const PTRACE_O_TRACEVFORK: ::c_int = 0x00000004;
1181pub const PTRACE_O_TRACECLONE: ::c_int = 0x00000008;
1182pub const PTRACE_O_TRACEEXEC: ::c_int = 0x00000010;
1183pub const PTRACE_O_TRACEVFORKDONE: ::c_int = 0x00000020;
1184pub const PTRACE_O_TRACEEXIT: ::c_int = 0x00000040;
1185pub const PTRACE_O_TRACESECCOMP: ::c_int = 0x00000080;
1186pub const PTRACE_O_SUSPEND_SECCOMP: ::c_int = 0x00200000;
1187pub const PTRACE_O_EXITKILL: ::c_int = 0x00100000;
1188pub const PTRACE_O_MASK: ::c_int = 0x003000ff;
1189
1190// Wait extended result codes for the above trace options.
1191pub const PTRACE_EVENT_FORK: ::c_int = 1;
1192pub const PTRACE_EVENT_VFORK: ::c_int = 2;
1193pub const PTRACE_EVENT_CLONE: ::c_int = 3;
1194pub const PTRACE_EVENT_EXEC: ::c_int = 4;
1195pub const PTRACE_EVENT_VFORK_DONE: ::c_int = 5;
1196pub const PTRACE_EVENT_EXIT: ::c_int = 6;
1197pub const PTRACE_EVENT_SECCOMP: ::c_int = 7;
1198
1199pub const __WNOTHREAD: ::c_int = 0x20000000;
1200pub const __WALL: ::c_int = 0x40000000;
1201pub const __WCLONE: ::c_int = 0x80000000;
1202
1203pub const SPLICE_F_MOVE: ::c_uint = 0x01;
1204pub const SPLICE_F_NONBLOCK: ::c_uint = 0x02;
1205pub const SPLICE_F_MORE: ::c_uint = 0x04;
1206pub const SPLICE_F_GIFT: ::c_uint = 0x08;
1207
1208pub const RTLD_LOCAL: ::c_int = 0;
1209pub const RTLD_LAZY: ::c_int = 1;
1210
1211pub const POSIX_FADV_NORMAL: ::c_int = 0;
1212pub const POSIX_FADV_RANDOM: ::c_int = 1;
1213pub const POSIX_FADV_SEQUENTIAL: ::c_int = 2;
1214pub const POSIX_FADV_WILLNEED: ::c_int = 3;
1215
1216pub const AT_FDCWD: ::c_int = -100;
1217pub const AT_SYMLINK_NOFOLLOW: ::c_int = 0x100;
1218pub const AT_REMOVEDIR: ::c_int = 0x200;
1219pub const AT_SYMLINK_FOLLOW: ::c_int = 0x400;
1220pub const AT_NO_AUTOMOUNT: ::c_int = 0x800;
1221pub const AT_EMPTY_PATH: ::c_int = 0x1000;
1222
1223pub const LOG_CRON: ::c_int = 9 << 3;
1224pub const LOG_AUTHPRIV: ::c_int = 10 << 3;
1225pub const LOG_FTP: ::c_int = 11 << 3;
1226pub const LOG_PERROR: ::c_int = 0x20;
1227
1228pub const PIPE_BUF: usize = 4096;
1229
1230pub const SI_LOAD_SHIFT: ::c_uint = 16;
1231
1232// si_code values for SIGBUS signal
1233pub const BUS_ADRALN: ::c_int = 1;
1234pub const BUS_ADRERR: ::c_int = 2;
1235pub const BUS_OBJERR: ::c_int = 3;
1236// Linux-specific si_code values for SIGBUS signal
1237pub const BUS_MCEERR_AR: ::c_int = 4;
1238pub const BUS_MCEERR_AO: ::c_int = 5;
1239
1240// si_code values for SIGCHLD signal
1241pub const CLD_EXITED: ::c_int = 1;
1242pub const CLD_KILLED: ::c_int = 2;
1243pub const CLD_DUMPED: ::c_int = 3;
1244pub const CLD_TRAPPED: ::c_int = 4;
1245pub const CLD_STOPPED: ::c_int = 5;
1246pub const CLD_CONTINUED: ::c_int = 6;
1247
1248pub const SIGEV_SIGNAL: ::c_int = 0;
1249pub const SIGEV_NONE: ::c_int = 1;
1250pub const SIGEV_THREAD: ::c_int = 2;
1251
1252pub const P_ALL: idtype_t = 0;
1253pub const P_PID: idtype_t = 1;
1254pub const P_PGID: idtype_t = 2;
1255cfg_if! {
1256    if #[cfg(not(target_os = "emscripten"))] {
1257        pub const P_PIDFD: idtype_t = 3;
1258    }
1259}
1260
1261pub const UTIME_OMIT: c_long = 1073741822;
1262pub const UTIME_NOW: c_long = 1073741823;
1263
1264pub const POLLIN: ::c_short = 0x1;
1265pub const POLLPRI: ::c_short = 0x2;
1266pub const POLLOUT: ::c_short = 0x4;
1267pub const POLLERR: ::c_short = 0x8;
1268pub const POLLHUP: ::c_short = 0x10;
1269pub const POLLNVAL: ::c_short = 0x20;
1270pub const POLLRDNORM: ::c_short = 0x040;
1271pub const POLLRDBAND: ::c_short = 0x080;
1272#[cfg(not(any(target_arch = "sparc", target_arch = "sparc64")))]
1273pub const POLLRDHUP: ::c_short = 0x2000;
1274#[cfg(any(target_arch = "sparc", target_arch = "sparc64"))]
1275pub const POLLRDHUP: ::c_short = 0x800;
1276
1277pub const IPTOS_LOWDELAY: u8 = 0x10;
1278pub const IPTOS_THROUGHPUT: u8 = 0x08;
1279pub const IPTOS_RELIABILITY: u8 = 0x04;
1280pub const IPTOS_MINCOST: u8 = 0x02;
1281
1282pub const IPTOS_PREC_NETCONTROL: u8 = 0xe0;
1283pub const IPTOS_PREC_INTERNETCONTROL: u8 = 0xc0;
1284pub const IPTOS_PREC_CRITIC_ECP: u8 = 0xa0;
1285pub const IPTOS_PREC_FLASHOVERRIDE: u8 = 0x80;
1286pub const IPTOS_PREC_FLASH: u8 = 0x60;
1287pub const IPTOS_PREC_IMMEDIATE: u8 = 0x40;
1288pub const IPTOS_PREC_PRIORITY: u8 = 0x20;
1289pub const IPTOS_PREC_ROUTINE: u8 = 0x00;
1290
1291pub const IPTOS_ECN_MASK: u8 = 0x03;
1292pub const IPTOS_ECN_ECT1: u8 = 0x01;
1293pub const IPTOS_ECN_ECT0: u8 = 0x02;
1294pub const IPTOS_ECN_CE: u8 = 0x03;
1295
1296pub const IPOPT_COPY: u8 = 0x80;
1297pub const IPOPT_CLASS_MASK: u8 = 0x60;
1298pub const IPOPT_NUMBER_MASK: u8 = 0x1f;
1299
1300pub const IPOPT_CONTROL: u8 = 0x00;
1301pub const IPOPT_RESERVED1: u8 = 0x20;
1302pub const IPOPT_MEASUREMENT: u8 = 0x40;
1303pub const IPOPT_RESERVED2: u8 = 0x60;
1304pub const IPOPT_END: u8 = 0 | IPOPT_CONTROL;
1305pub const IPOPT_NOOP: u8 = 1 | IPOPT_CONTROL;
1306pub const IPOPT_SEC: u8 = 2 | IPOPT_CONTROL | IPOPT_COPY;
1307pub const IPOPT_LSRR: u8 = 3 | IPOPT_CONTROL | IPOPT_COPY;
1308pub const IPOPT_TIMESTAMP: u8 = 4 | IPOPT_MEASUREMENT;
1309pub const IPOPT_RR: u8 = 7 | IPOPT_CONTROL;
1310pub const IPOPT_SID: u8 = 8 | IPOPT_CONTROL | IPOPT_COPY;
1311pub const IPOPT_SSRR: u8 = 9 | IPOPT_CONTROL | IPOPT_COPY;
1312pub const IPOPT_RA: u8 = 20 | IPOPT_CONTROL | IPOPT_COPY;
1313pub const IPVERSION: u8 = 4;
1314pub const MAXTTL: u8 = 255;
1315pub const IPDEFTTL: u8 = 64;
1316pub const IPOPT_OPTVAL: u8 = 0;
1317pub const IPOPT_OLEN: u8 = 1;
1318pub const IPOPT_OFFSET: u8 = 2;
1319pub const IPOPT_MINOFF: u8 = 4;
1320pub const MAX_IPOPTLEN: u8 = 40;
1321pub const IPOPT_NOP: u8 = IPOPT_NOOP;
1322pub const IPOPT_EOL: u8 = IPOPT_END;
1323pub const IPOPT_TS: u8 = IPOPT_TIMESTAMP;
1324pub const IPOPT_TS_TSONLY: u8 = 0;
1325pub const IPOPT_TS_TSANDADDR: u8 = 1;
1326pub const IPOPT_TS_PRESPEC: u8 = 3;
1327
1328pub const ARPOP_RREQUEST: u16 = 3;
1329pub const ARPOP_RREPLY: u16 = 4;
1330pub const ARPOP_InREQUEST: u16 = 8;
1331pub const ARPOP_InREPLY: u16 = 9;
1332pub const ARPOP_NAK: u16 = 10;
1333
1334pub const ATF_NETMASK: ::c_int = 0x20;
1335pub const ATF_DONTPUB: ::c_int = 0x40;
1336
1337pub const ARPHRD_NETROM: u16 = 0;
1338pub const ARPHRD_ETHER: u16 = 1;
1339pub const ARPHRD_EETHER: u16 = 2;
1340pub const ARPHRD_AX25: u16 = 3;
1341pub const ARPHRD_PRONET: u16 = 4;
1342pub const ARPHRD_CHAOS: u16 = 5;
1343pub const ARPHRD_IEEE802: u16 = 6;
1344pub const ARPHRD_ARCNET: u16 = 7;
1345pub const ARPHRD_APPLETLK: u16 = 8;
1346pub const ARPHRD_DLCI: u16 = 15;
1347pub const ARPHRD_ATM: u16 = 19;
1348pub const ARPHRD_METRICOM: u16 = 23;
1349pub const ARPHRD_IEEE1394: u16 = 24;
1350pub const ARPHRD_EUI64: u16 = 27;
1351pub const ARPHRD_INFINIBAND: u16 = 32;
1352
1353pub const ARPHRD_SLIP: u16 = 256;
1354pub const ARPHRD_CSLIP: u16 = 257;
1355pub const ARPHRD_SLIP6: u16 = 258;
1356pub const ARPHRD_CSLIP6: u16 = 259;
1357pub const ARPHRD_RSRVD: u16 = 260;
1358pub const ARPHRD_ADAPT: u16 = 264;
1359pub const ARPHRD_ROSE: u16 = 270;
1360pub const ARPHRD_X25: u16 = 271;
1361pub const ARPHRD_HWX25: u16 = 272;
1362pub const ARPHRD_CAN: u16 = 280;
1363pub const ARPHRD_PPP: u16 = 512;
1364pub const ARPHRD_CISCO: u16 = 513;
1365pub const ARPHRD_HDLC: u16 = ARPHRD_CISCO;
1366pub const ARPHRD_LAPB: u16 = 516;
1367pub const ARPHRD_DDCMP: u16 = 517;
1368pub const ARPHRD_RAWHDLC: u16 = 518;
1369
1370pub const ARPHRD_TUNNEL: u16 = 768;
1371pub const ARPHRD_TUNNEL6: u16 = 769;
1372pub const ARPHRD_FRAD: u16 = 770;
1373pub const ARPHRD_SKIP: u16 = 771;
1374pub const ARPHRD_LOOPBACK: u16 = 772;
1375pub const ARPHRD_LOCALTLK: u16 = 773;
1376pub const ARPHRD_FDDI: u16 = 774;
1377pub const ARPHRD_BIF: u16 = 775;
1378pub const ARPHRD_SIT: u16 = 776;
1379pub const ARPHRD_IPDDP: u16 = 777;
1380pub const ARPHRD_IPGRE: u16 = 778;
1381pub const ARPHRD_PIMREG: u16 = 779;
1382pub const ARPHRD_HIPPI: u16 = 780;
1383pub const ARPHRD_ASH: u16 = 781;
1384pub const ARPHRD_ECONET: u16 = 782;
1385pub const ARPHRD_IRDA: u16 = 783;
1386pub const ARPHRD_FCPP: u16 = 784;
1387pub const ARPHRD_FCAL: u16 = 785;
1388pub const ARPHRD_FCPL: u16 = 786;
1389pub const ARPHRD_FCFABRIC: u16 = 787;
1390pub const ARPHRD_IEEE802_TR: u16 = 800;
1391pub const ARPHRD_IEEE80211: u16 = 801;
1392pub const ARPHRD_IEEE80211_PRISM: u16 = 802;
1393pub const ARPHRD_IEEE80211_RADIOTAP: u16 = 803;
1394pub const ARPHRD_IEEE802154: u16 = 804;
1395
1396pub const ARPHRD_VOID: u16 = 0xFFFF;
1397pub const ARPHRD_NONE: u16 = 0xFFFE;
1398
1399cfg_if! {
1400    if #[cfg(target_os = "emscripten")] {
1401        // Emscripten does not define any `*_SUPER_MAGIC` constants.
1402    } else if #[cfg(not(target_arch = "s390x"))] {
1403        pub const ADFS_SUPER_MAGIC: ::c_long = 0x0000adf5;
1404        pub const AFFS_SUPER_MAGIC: ::c_long = 0x0000adff;
1405        pub const AFS_SUPER_MAGIC: ::c_long = 0x5346414f;
1406        pub const AUTOFS_SUPER_MAGIC: ::c_long = 0x0187;
1407        pub const BPF_FS_MAGIC: ::c_long = 0xcafe4a11;
1408        pub const BTRFS_SUPER_MAGIC: ::c_long = 0x9123683e;
1409        pub const CGROUP2_SUPER_MAGIC: ::c_long = 0x63677270;
1410        pub const CGROUP_SUPER_MAGIC: ::c_long = 0x27e0eb;
1411        pub const CODA_SUPER_MAGIC: ::c_long = 0x73757245;
1412        pub const CRAMFS_MAGIC: ::c_long = 0x28cd3d45;
1413        pub const DEBUGFS_MAGIC: ::c_long = 0x64626720;
1414        pub const DEVPTS_SUPER_MAGIC: ::c_long = 0x1cd1;
1415        pub const ECRYPTFS_SUPER_MAGIC: ::c_long = 0xf15f;
1416        pub const EFS_SUPER_MAGIC: ::c_long = 0x00414a53;
1417        pub const EXT2_SUPER_MAGIC: ::c_long = 0x0000ef53;
1418        pub const EXT3_SUPER_MAGIC: ::c_long = 0x0000ef53;
1419        pub const EXT4_SUPER_MAGIC: ::c_long = 0x0000ef53;
1420        pub const F2FS_SUPER_MAGIC: ::c_long = 0xf2f52010;
1421        pub const FUSE_SUPER_MAGIC: ::c_long = 0x65735546;
1422        pub const FUTEXFS_SUPER_MAGIC: ::c_long = 0xbad1dea;
1423        pub const HOSTFS_SUPER_MAGIC: ::c_long = 0x00c0ffee;
1424        pub const HPFS_SUPER_MAGIC: ::c_long = 0xf995e849;
1425        pub const HUGETLBFS_MAGIC: ::c_long = 0x958458f6;
1426        pub const ISOFS_SUPER_MAGIC: ::c_long = 0x00009660;
1427        pub const JFFS2_SUPER_MAGIC: ::c_long = 0x000072b6;
1428        pub const MINIX2_SUPER_MAGIC2: ::c_long = 0x00002478;
1429        pub const MINIX2_SUPER_MAGIC: ::c_long = 0x00002468;
1430        pub const MINIX3_SUPER_MAGIC: ::c_long = 0x4d5a;
1431        pub const MINIX_SUPER_MAGIC2: ::c_long = 0x0000138f;
1432        pub const MINIX_SUPER_MAGIC: ::c_long = 0x0000137f;
1433        pub const MSDOS_SUPER_MAGIC: ::c_long = 0x00004d44;
1434        pub const NCP_SUPER_MAGIC: ::c_long = 0x0000564c;
1435        pub const NFS_SUPER_MAGIC: ::c_long = 0x00006969;
1436        pub const NILFS_SUPER_MAGIC: ::c_long = 0x3434;
1437        pub const OCFS2_SUPER_MAGIC: ::c_long = 0x7461636f;
1438        pub const OPENPROM_SUPER_MAGIC: ::c_long = 0x00009fa1;
1439        pub const OVERLAYFS_SUPER_MAGIC: ::c_long = 0x794c7630;
1440        pub const PROC_SUPER_MAGIC: ::c_long = 0x00009fa0;
1441        pub const QNX4_SUPER_MAGIC: ::c_long = 0x0000002f;
1442        pub const QNX6_SUPER_MAGIC: ::c_long = 0x68191122;
1443        pub const RDTGROUP_SUPER_MAGIC: ::c_long = 0x7655821;
1444        pub const REISERFS_SUPER_MAGIC: ::c_long = 0x52654973;
1445        pub const SECURITYFS_MAGIC: ::c_long = 0x73636673;
1446        pub const SELINUX_MAGIC: ::c_long = 0xf97cff8c;
1447        pub const SMACK_MAGIC: ::c_long = 0x43415d53;
1448        pub const SMB_SUPER_MAGIC: ::c_long = 0x0000517b;
1449        pub const SYSFS_MAGIC: ::c_long = 0x62656572;
1450        pub const TMPFS_MAGIC: ::c_long = 0x01021994;
1451        pub const TRACEFS_MAGIC: ::c_long = 0x74726163;
1452        pub const UDF_SUPER_MAGIC: ::c_long = 0x15013346;
1453        pub const USBDEVICE_SUPER_MAGIC: ::c_long = 0x00009fa2;
1454        pub const XENFS_SUPER_MAGIC: ::c_long = 0xabba1974;
1455        pub const NSFS_MAGIC: ::c_long = 0x6e736673;
1456    } else if #[cfg(target_arch = "s390x")] {
1457        pub const ADFS_SUPER_MAGIC: ::c_uint = 0x0000adf5;
1458        pub const AFFS_SUPER_MAGIC: ::c_uint = 0x0000adff;
1459        pub const AFS_SUPER_MAGIC: ::c_uint = 0x5346414f;
1460        pub const AUTOFS_SUPER_MAGIC: ::c_uint = 0x0187;
1461        pub const BPF_FS_MAGIC: ::c_uint = 0xcafe4a11;
1462        pub const BTRFS_SUPER_MAGIC: ::c_uint = 0x9123683e;
1463        pub const CGROUP2_SUPER_MAGIC: ::c_uint = 0x63677270;
1464        pub const CGROUP_SUPER_MAGIC: ::c_uint = 0x27e0eb;
1465        pub const CODA_SUPER_MAGIC: ::c_uint = 0x73757245;
1466        pub const CRAMFS_MAGIC: ::c_uint = 0x28cd3d45;
1467        pub const DEBUGFS_MAGIC: ::c_uint = 0x64626720;
1468        pub const DEVPTS_SUPER_MAGIC: ::c_uint = 0x1cd1;
1469        pub const ECRYPTFS_SUPER_MAGIC: ::c_uint = 0xf15f;
1470        pub const EFS_SUPER_MAGIC: ::c_uint = 0x00414a53;
1471        pub const EXT2_SUPER_MAGIC: ::c_uint = 0x0000ef53;
1472        pub const EXT3_SUPER_MAGIC: ::c_uint = 0x0000ef53;
1473        pub const EXT4_SUPER_MAGIC: ::c_uint = 0x0000ef53;
1474        pub const F2FS_SUPER_MAGIC: ::c_uint = 0xf2f52010;
1475        pub const FUSE_SUPER_MAGIC: ::c_uint = 0x65735546;
1476        pub const FUTEXFS_SUPER_MAGIC: ::c_uint = 0xbad1dea;
1477        pub const HOSTFS_SUPER_MAGIC: ::c_uint = 0x00c0ffee;
1478        pub const HPFS_SUPER_MAGIC: ::c_uint = 0xf995e849;
1479        pub const HUGETLBFS_MAGIC: ::c_uint = 0x958458f6;
1480        pub const ISOFS_SUPER_MAGIC: ::c_uint = 0x00009660;
1481        pub const JFFS2_SUPER_MAGIC: ::c_uint = 0x000072b6;
1482        pub const MINIX2_SUPER_MAGIC2: ::c_uint = 0x00002478;
1483        pub const MINIX2_SUPER_MAGIC: ::c_uint = 0x00002468;
1484        pub const MINIX3_SUPER_MAGIC: ::c_uint = 0x4d5a;
1485        pub const MINIX_SUPER_MAGIC2: ::c_uint = 0x0000138f;
1486        pub const MINIX_SUPER_MAGIC: ::c_uint = 0x0000137f;
1487        pub const MSDOS_SUPER_MAGIC: ::c_uint = 0x00004d44;
1488        pub const NCP_SUPER_MAGIC: ::c_uint = 0x0000564c;
1489        pub const NFS_SUPER_MAGIC: ::c_uint = 0x00006969;
1490        pub const NILFS_SUPER_MAGIC: ::c_uint = 0x3434;
1491        pub const OCFS2_SUPER_MAGIC: ::c_uint = 0x7461636f;
1492        pub const OPENPROM_SUPER_MAGIC: ::c_uint = 0x00009fa1;
1493        pub const OVERLAYFS_SUPER_MAGIC: ::c_uint = 0x794c7630;
1494        pub const PROC_SUPER_MAGIC: ::c_uint = 0x00009fa0;
1495        pub const QNX4_SUPER_MAGIC: ::c_uint = 0x0000002f;
1496        pub const QNX6_SUPER_MAGIC: ::c_uint = 0x68191122;
1497        pub const RDTGROUP_SUPER_MAGIC: ::c_uint = 0x7655821;
1498        pub const REISERFS_SUPER_MAGIC: ::c_uint = 0x52654973;
1499        pub const SECURITYFS_MAGIC: ::c_uint = 0x73636673;
1500        pub const SELINUX_MAGIC: ::c_uint = 0xf97cff8c;
1501        pub const SMACK_MAGIC: ::c_uint = 0x43415d53;
1502        pub const SMB_SUPER_MAGIC: ::c_uint = 0x0000517b;
1503        pub const SYSFS_MAGIC: ::c_uint = 0x62656572;
1504        pub const TMPFS_MAGIC: ::c_uint = 0x01021994;
1505        pub const TRACEFS_MAGIC: ::c_uint = 0x74726163;
1506        pub const UDF_SUPER_MAGIC: ::c_uint = 0x15013346;
1507        pub const USBDEVICE_SUPER_MAGIC: ::c_uint = 0x00009fa2;
1508        pub const XENFS_SUPER_MAGIC: ::c_uint = 0xabba1974;
1509        pub const NSFS_MAGIC: ::c_uint = 0x6e736673;
1510    }
1511}
1512
1513const_fn! {
1514    {const} fn CMSG_ALIGN(len: usize) -> usize {
1515        len + ::mem::size_of::<usize>() - 1 & !(::mem::size_of::<usize>() - 1)
1516    }
1517}
1518
1519f! {
1520    pub fn CMSG_FIRSTHDR(mhdr: *const msghdr) -> *mut cmsghdr {
1521        if (*mhdr).msg_controllen as usize >= ::mem::size_of::<cmsghdr>() {
1522            (*mhdr).msg_control as *mut cmsghdr
1523        } else {
1524            0 as *mut cmsghdr
1525        }
1526    }
1527
1528    pub fn CMSG_DATA(cmsg: *const cmsghdr) -> *mut ::c_uchar {
1529        cmsg.offset(1) as *mut ::c_uchar
1530    }
1531
1532    pub {const} fn CMSG_SPACE(length: ::c_uint) -> ::c_uint {
1533        (CMSG_ALIGN(length as usize) + CMSG_ALIGN(::mem::size_of::<cmsghdr>()))
1534            as ::c_uint
1535    }
1536
1537    pub fn CMSG_LEN(length: ::c_uint) -> ::c_uint {
1538        CMSG_ALIGN(::mem::size_of::<cmsghdr>()) as ::c_uint + length
1539    }
1540
1541    pub fn FD_CLR(fd: ::c_int, set: *mut fd_set) -> () {
1542        let fd = fd as usize;
1543        let size = ::mem::size_of_val(&(*set).fds_bits[0]) * 8;
1544        (*set).fds_bits[fd / size] &= !(1 << (fd % size));
1545        return
1546    }
1547
1548    pub fn FD_ISSET(fd: ::c_int, set: *const fd_set) -> bool {
1549        let fd = fd as usize;
1550        let size = ::mem::size_of_val(&(*set).fds_bits[0]) * 8;
1551        return ((*set).fds_bits[fd / size] & (1 << (fd % size))) != 0
1552    }
1553
1554    pub fn FD_SET(fd: ::c_int, set: *mut fd_set) -> () {
1555        let fd = fd as usize;
1556        let size = ::mem::size_of_val(&(*set).fds_bits[0]) * 8;
1557        (*set).fds_bits[fd / size] |= 1 << (fd % size);
1558        return
1559    }
1560
1561    pub fn FD_ZERO(set: *mut fd_set) -> () {
1562        for slot in (*set).fds_bits.iter_mut() {
1563            *slot = 0;
1564        }
1565    }
1566}
1567
1568safe_f! {
1569    pub fn SIGRTMAX() -> ::c_int {
1570        unsafe { __libc_current_sigrtmax() }
1571    }
1572
1573    pub fn SIGRTMIN() -> ::c_int {
1574        unsafe { __libc_current_sigrtmin() }
1575    }
1576
1577    pub {const} fn WIFSTOPPED(status: ::c_int) -> bool {
1578        (status & 0xff) == 0x7f
1579    }
1580
1581    pub {const} fn WSTOPSIG(status: ::c_int) -> ::c_int {
1582        (status >> 8) & 0xff
1583    }
1584
1585    pub {const} fn WIFCONTINUED(status: ::c_int) -> bool {
1586        status == 0xffff
1587    }
1588
1589    pub {const} fn WIFSIGNALED(status: ::c_int) -> bool {
1590        ((status & 0x7f) + 1) as i8 >= 2
1591    }
1592
1593    pub {const} fn WTERMSIG(status: ::c_int) -> ::c_int {
1594        status & 0x7f
1595    }
1596
1597    pub {const} fn WIFEXITED(status: ::c_int) -> bool {
1598        (status & 0x7f) == 0
1599    }
1600
1601    pub {const} fn WEXITSTATUS(status: ::c_int) -> ::c_int {
1602        (status >> 8) & 0xff
1603    }
1604
1605    pub {const} fn WCOREDUMP(status: ::c_int) -> bool {
1606        (status & 0x80) != 0
1607    }
1608
1609    pub {const} fn W_EXITCODE(ret: ::c_int, sig: ::c_int) -> ::c_int {
1610        (ret << 8) | sig
1611    }
1612
1613    pub {const} fn W_STOPCODE(sig: ::c_int) -> ::c_int {
1614        (sig << 8) | 0x7f
1615    }
1616
1617    pub {const} fn QCMD(cmd: ::c_int, type_: ::c_int) -> ::c_int {
1618        (cmd << 8) | (type_ & 0x00ff)
1619    }
1620
1621    pub {const} fn IPOPT_COPIED(o: u8) -> u8 {
1622        o & IPOPT_COPY
1623    }
1624
1625    pub {const} fn IPOPT_CLASS(o: u8) -> u8 {
1626        o & IPOPT_CLASS_MASK
1627    }
1628
1629    pub {const} fn IPOPT_NUMBER(o: u8) -> u8 {
1630        o & IPOPT_NUMBER_MASK
1631    }
1632
1633    pub {const} fn IPTOS_ECN(x: u8) -> u8 {
1634        x & ::IPTOS_ECN_MASK
1635    }
1636
1637    #[allow(ellipsis_inclusive_range_patterns)]
1638    pub {const} fn KERNEL_VERSION(a: u32, b: u32, c: u32) -> u32 {
1639        ((a << 16) + (b << 8)) + match c {
1640            0 ... 255 => c,
1641            _ => 255,
1642        }
1643    }
1644}
1645
1646extern "C" {
1647    #[doc(hidden)]
1648    pub fn __libc_current_sigrtmax() -> ::c_int;
1649    #[doc(hidden)]
1650    pub fn __libc_current_sigrtmin() -> ::c_int;
1651
1652    pub fn sem_destroy(sem: *mut sem_t) -> ::c_int;
1653    pub fn sem_init(sem: *mut sem_t, pshared: ::c_int, value: ::c_uint) -> ::c_int;
1654    pub fn fdatasync(fd: ::c_int) -> ::c_int;
1655    pub fn mincore(addr: *mut ::c_void, len: ::size_t, vec: *mut ::c_uchar) -> ::c_int;
1656
1657    pub fn clock_getres(clk_id: ::clockid_t, tp: *mut ::timespec) -> ::c_int;
1658    pub fn clock_gettime(clk_id: ::clockid_t, tp: *mut ::timespec) -> ::c_int;
1659    pub fn clock_settime(clk_id: ::clockid_t, tp: *const ::timespec) -> ::c_int;
1660    pub fn clock_getcpuclockid(pid: ::pid_t, clk_id: *mut ::clockid_t) -> ::c_int;
1661
1662    pub fn dirfd(dirp: *mut ::DIR) -> ::c_int;
1663
1664    pub fn pthread_getattr_np(native: ::pthread_t, attr: *mut ::pthread_attr_t) -> ::c_int;
1665    pub fn pthread_attr_getstack(
1666        attr: *const ::pthread_attr_t,
1667        stackaddr: *mut *mut ::c_void,
1668        stacksize: *mut ::size_t,
1669    ) -> ::c_int;
1670    pub fn memalign(align: ::size_t, size: ::size_t) -> *mut ::c_void;
1671    pub fn setgroups(ngroups: ::size_t, ptr: *const ::gid_t) -> ::c_int;
1672    pub fn pipe2(fds: *mut ::c_int, flags: ::c_int) -> ::c_int;
1673    pub fn statfs(path: *const ::c_char, buf: *mut statfs) -> ::c_int;
1674    pub fn statfs64(path: *const ::c_char, buf: *mut statfs64) -> ::c_int;
1675    pub fn fstatfs(fd: ::c_int, buf: *mut statfs) -> ::c_int;
1676    pub fn fstatfs64(fd: ::c_int, buf: *mut statfs64) -> ::c_int;
1677    pub fn statvfs64(path: *const ::c_char, buf: *mut statvfs64) -> ::c_int;
1678    pub fn fstatvfs64(fd: ::c_int, buf: *mut statvfs64) -> ::c_int;
1679    pub fn memrchr(cx: *const ::c_void, c: ::c_int, n: ::size_t) -> *mut ::c_void;
1680
1681    pub fn posix_fadvise(fd: ::c_int, offset: ::off_t, len: ::off_t, advise: ::c_int) -> ::c_int;
1682    pub fn posix_fadvise64(
1683        fd: ::c_int,
1684        offset: ::off64_t,
1685        len: ::off64_t,
1686        advise: ::c_int,
1687    ) -> ::c_int;
1688    pub fn futimens(fd: ::c_int, times: *const ::timespec) -> ::c_int;
1689    pub fn utimensat(
1690        dirfd: ::c_int,
1691        path: *const ::c_char,
1692        times: *const ::timespec,
1693        flag: ::c_int,
1694    ) -> ::c_int;
1695    pub fn duplocale(base: ::locale_t) -> ::locale_t;
1696    pub fn freelocale(loc: ::locale_t);
1697    pub fn newlocale(mask: ::c_int, locale: *const ::c_char, base: ::locale_t) -> ::locale_t;
1698    pub fn uselocale(loc: ::locale_t) -> ::locale_t;
1699    pub fn creat64(path: *const c_char, mode: mode_t) -> ::c_int;
1700    pub fn fstat64(fildes: ::c_int, buf: *mut stat64) -> ::c_int;
1701    pub fn fstatat64(
1702        dirfd: ::c_int,
1703        pathname: *const c_char,
1704        buf: *mut stat64,
1705        flags: ::c_int,
1706    ) -> ::c_int;
1707    pub fn ftruncate64(fd: ::c_int, length: off64_t) -> ::c_int;
1708    pub fn lseek64(fd: ::c_int, offset: off64_t, whence: ::c_int) -> off64_t;
1709    pub fn lstat64(path: *const c_char, buf: *mut stat64) -> ::c_int;
1710    pub fn mmap64(
1711        addr: *mut ::c_void,
1712        len: ::size_t,
1713        prot: ::c_int,
1714        flags: ::c_int,
1715        fd: ::c_int,
1716        offset: off64_t,
1717    ) -> *mut ::c_void;
1718    pub fn open64(path: *const c_char, oflag: ::c_int, ...) -> ::c_int;
1719    pub fn openat64(fd: ::c_int, path: *const c_char, oflag: ::c_int, ...) -> ::c_int;
1720    pub fn pread64(fd: ::c_int, buf: *mut ::c_void, count: ::size_t, offset: off64_t) -> ::ssize_t;
1721    pub fn pwrite64(
1722        fd: ::c_int,
1723        buf: *const ::c_void,
1724        count: ::size_t,
1725        offset: off64_t,
1726    ) -> ::ssize_t;
1727    pub fn readdir64(dirp: *mut ::DIR) -> *mut ::dirent64;
1728    pub fn readdir64_r(
1729        dirp: *mut ::DIR,
1730        entry: *mut ::dirent64,
1731        result: *mut *mut ::dirent64,
1732    ) -> ::c_int;
1733    pub fn stat64(path: *const c_char, buf: *mut stat64) -> ::c_int;
1734    pub fn truncate64(path: *const c_char, length: off64_t) -> ::c_int;
1735
1736    pub fn mknodat(
1737        dirfd: ::c_int,
1738        pathname: *const ::c_char,
1739        mode: ::mode_t,
1740        dev: dev_t,
1741    ) -> ::c_int;
1742    pub fn pthread_condattr_getclock(
1743        attr: *const pthread_condattr_t,
1744        clock_id: *mut clockid_t,
1745    ) -> ::c_int;
1746    pub fn pthread_condattr_setclock(
1747        attr: *mut pthread_condattr_t,
1748        clock_id: ::clockid_t,
1749    ) -> ::c_int;
1750    pub fn pthread_condattr_setpshared(attr: *mut pthread_condattr_t, pshared: ::c_int) -> ::c_int;
1751    pub fn pthread_mutexattr_setpshared(
1752        attr: *mut pthread_mutexattr_t,
1753        pshared: ::c_int,
1754    ) -> ::c_int;
1755    pub fn pthread_rwlockattr_getpshared(
1756        attr: *const pthread_rwlockattr_t,
1757        val: *mut ::c_int,
1758    ) -> ::c_int;
1759    pub fn pthread_rwlockattr_setpshared(attr: *mut pthread_rwlockattr_t, val: ::c_int) -> ::c_int;
1760    pub fn ptsname_r(fd: ::c_int, buf: *mut ::c_char, buflen: ::size_t) -> ::c_int;
1761    pub fn clearenv() -> ::c_int;
1762    pub fn waitid(idtype: idtype_t, id: id_t, infop: *mut ::siginfo_t, options: ::c_int)
1763        -> ::c_int;
1764    pub fn getresuid(ruid: *mut ::uid_t, euid: *mut ::uid_t, suid: *mut ::uid_t) -> ::c_int;
1765    pub fn getresgid(rgid: *mut ::gid_t, egid: *mut ::gid_t, sgid: *mut ::gid_t) -> ::c_int;
1766    pub fn acct(filename: *const ::c_char) -> ::c_int;
1767    pub fn brk(addr: *mut ::c_void) -> ::c_int;
1768    pub fn sbrk(increment: ::intptr_t) -> *mut ::c_void;
1769    #[deprecated(
1770        since = "0.2.66",
1771        note = "causes memory corruption, see rust-lang/libc#1596"
1772    )]
1773    pub fn vfork() -> ::pid_t;
1774    pub fn setresgid(rgid: ::gid_t, egid: ::gid_t, sgid: ::gid_t) -> ::c_int;
1775    pub fn setresuid(ruid: ::uid_t, euid: ::uid_t, suid: ::uid_t) -> ::c_int;
1776    pub fn wait4(
1777        pid: ::pid_t,
1778        status: *mut ::c_int,
1779        options: ::c_int,
1780        rusage: *mut ::rusage,
1781    ) -> ::pid_t;
1782    pub fn login_tty(fd: ::c_int) -> ::c_int;
1783    pub fn execvpe(
1784        file: *const ::c_char,
1785        argv: *const *const ::c_char,
1786        envp: *const *const ::c_char,
1787    ) -> ::c_int;
1788    pub fn fexecve(
1789        fd: ::c_int,
1790        argv: *const *const ::c_char,
1791        envp: *const *const ::c_char,
1792    ) -> ::c_int;
1793    pub fn getifaddrs(ifap: *mut *mut ::ifaddrs) -> ::c_int;
1794    pub fn freeifaddrs(ifa: *mut ::ifaddrs);
1795    pub fn bind(socket: ::c_int, address: *const ::sockaddr, address_len: ::socklen_t) -> ::c_int;
1796
1797    pub fn writev(fd: ::c_int, iov: *const ::iovec, iovcnt: ::c_int) -> ::ssize_t;
1798    pub fn readv(fd: ::c_int, iov: *const ::iovec, iovcnt: ::c_int) -> ::ssize_t;
1799
1800    pub fn sendmsg(fd: ::c_int, msg: *const ::msghdr, flags: ::c_int) -> ::ssize_t;
1801    pub fn recvmsg(fd: ::c_int, msg: *mut ::msghdr, flags: ::c_int) -> ::ssize_t;
1802    pub fn uname(buf: *mut ::utsname) -> ::c_int;
1803}
1804
1805cfg_if! {
1806    if #[cfg(not(target_env = "uclibc"))] {
1807        extern "C" {
1808            pub fn preadv64(
1809                fd: ::c_int,
1810                iov: *const ::iovec,
1811                iovcnt: ::c_int,
1812                offset: ::off64_t,
1813            ) -> ::ssize_t;
1814            pub fn pwritev64(
1815                fd: ::c_int,
1816                iov: *const ::iovec,
1817                iovcnt: ::c_int,
1818                offset: ::off64_t,
1819            ) -> ::ssize_t;
1820            // uclibc has separate non-const version of this function
1821            pub fn forkpty(
1822                amaster: *mut ::c_int,
1823                name: *mut ::c_char,
1824                termp: *const termios,
1825                winp: *const ::winsize,
1826            ) -> ::pid_t;
1827            // uclibc has separate non-const version of this function
1828            pub fn openpty(
1829                amaster: *mut ::c_int,
1830                aslave: *mut ::c_int,
1831                name: *mut ::c_char,
1832                termp: *const termios,
1833                winp: *const ::winsize,
1834            ) -> ::c_int;
1835        }
1836    }
1837}
1838
1839cfg_if! {
1840    if #[cfg(target_os = "emscripten")] {
1841        mod emscripten;
1842        pub use self::emscripten::*;
1843    } else if #[cfg(target_os = "linux")] {
1844        mod linux;
1845        pub use self::linux::*;
1846    } else if #[cfg(target_os = "l4re")] {
1847        mod linux;
1848        pub use self::linux::*;
1849    } else if #[cfg(target_os = "android")] {
1850        mod android;
1851        pub use self::android::*;
1852    } else {
1853        // Unknown target_os
1854    }
1855}
1856