xref: /rust-libc-0.2.174/src/vxworks/mod.rs (revision c271bffe)
1 //! Interface to VxWorks C library
2 
3 use core::mem::size_of;
4 use core::ptr::null_mut;
5 
6 use crate::prelude::*;
7 
8 #[cfg_attr(feature = "extra_traits", derive(Debug))]
9 pub enum DIR {}
10 impl Copy for DIR {}
11 impl Clone for DIR {
12     fn clone(&self) -> DIR {
13         *self
14     }
15 }
16 
17 pub type intmax_t = i64;
18 pub type uintmax_t = u64;
19 
20 pub type uintptr_t = usize;
21 pub type intptr_t = isize;
22 pub type ptrdiff_t = isize;
23 pub type size_t = crate::uintptr_t;
24 pub type ssize_t = intptr_t;
25 
26 pub type pid_t = c_int;
27 pub type in_addr_t = u32;
28 pub type sighandler_t = size_t;
29 pub type cpuset_t = u32;
30 
31 pub type blkcnt_t = c_long;
32 pub type blksize_t = c_long;
33 pub type ino_t = c_ulong;
34 
35 pub type rlim_t = c_ulong;
36 pub type suseconds_t = c_long;
37 pub type time_t = c_longlong;
38 
39 pub type errno_t = c_int;
40 
41 pub type useconds_t = c_ulong;
42 
43 pub type socklen_t = c_uint;
44 
45 pub type pthread_t = c_ulong;
46 
47 pub type clockid_t = c_int;
48 
49 //defined for the structs
50 pub type dev_t = c_ulong;
51 pub type mode_t = c_int;
52 pub type nlink_t = c_ulong;
53 pub type uid_t = c_ushort;
54 pub type gid_t = c_ushort;
55 pub type sigset_t = c_ulonglong;
56 pub type key_t = c_long;
57 
58 pub type nfds_t = c_uint;
59 pub type stat64 = crate::stat;
60 
61 pub type pthread_key_t = c_ulong;
62 
63 // From b_off_t.h
64 pub type off_t = c_longlong;
65 pub type off64_t = off_t;
66 
67 // From b_BOOL.h
68 pub type BOOL = c_int;
69 
70 // From vxWind.h ..
71 pub type _Vx_OBJ_HANDLE = c_int;
72 pub type _Vx_TASK_ID = crate::_Vx_OBJ_HANDLE;
73 pub type _Vx_MSG_Q_ID = crate::_Vx_OBJ_HANDLE;
74 pub type _Vx_SEM_ID_KERNEL = crate::_Vx_OBJ_HANDLE;
75 pub type _Vx_RTP_ID = crate::_Vx_OBJ_HANDLE;
76 pub type _Vx_SD_ID = crate::_Vx_OBJ_HANDLE;
77 pub type _Vx_CONDVAR_ID = crate::_Vx_OBJ_HANDLE;
78 pub type _Vx_SEM_ID = *mut crate::_Vx_semaphore;
79 pub type OBJ_HANDLE = crate::_Vx_OBJ_HANDLE;
80 pub type TASK_ID = crate::OBJ_HANDLE;
81 pub type MSG_Q_ID = crate::OBJ_HANDLE;
82 pub type SEM_ID_KERNEL = crate::OBJ_HANDLE;
83 pub type RTP_ID = crate::OBJ_HANDLE;
84 pub type SD_ID = crate::OBJ_HANDLE;
85 pub type CONDVAR_ID = crate::OBJ_HANDLE;
86 pub type STATUS = crate::OBJ_HANDLE;
87 
88 // From vxTypes.h
89 pub type _Vx_usr_arg_t = isize;
90 pub type _Vx_exit_code_t = isize;
91 pub type _Vx_ticks_t = c_uint;
92 pub type _Vx_ticks64_t = c_ulonglong;
93 
94 pub type sa_family_t = c_uchar;
95 
96 // mqueue.h
97 pub type mqd_t = c_int;
98 
99 #[cfg_attr(feature = "extra_traits", derive(Debug))]
100 pub enum _Vx_semaphore {}
101 impl Copy for _Vx_semaphore {}
102 impl Clone for _Vx_semaphore {
103     fn clone(&self) -> _Vx_semaphore {
104         *self
105     }
106 }
107 
108 impl siginfo_t {
109     pub unsafe fn si_addr(&self) -> *mut c_void {
110         self.si_addr
111     }
112 
113     pub unsafe fn si_value(&self) -> crate::sigval {
114         self.si_value
115     }
116 
117     pub unsafe fn si_pid(&self) -> crate::pid_t {
118         self.si_pid
119     }
120 
121     pub unsafe fn si_uid(&self) -> crate::uid_t {
122         self.si_uid
123     }
124 
125     pub unsafe fn si_status(&self) -> c_int {
126         self.si_status
127     }
128 }
129 
130 s! {
131     // b_pthread_condattr_t.h
132     pub struct pthread_condattr_t {
133         pub condAttrStatus: c_int,
134         pub condAttrPshared: c_int,
135         pub condAttrClockId: crate::clockid_t,
136     }
137 
138     // b_pthread_cond_t.h
139     pub struct pthread_cond_t {
140         pub condSemId: crate::_Vx_SEM_ID,
141         pub condValid: c_int,
142         pub condInitted: c_int,
143         pub condRefCount: c_int,
144         pub condMutex: *mut crate::pthread_mutex_t,
145         pub condAttr: crate::pthread_condattr_t,
146         pub condSemName: [c_char; _PTHREAD_SHARED_SEM_NAME_MAX],
147     }
148 
149     // b_pthread_rwlockattr_t.h
150     pub struct pthread_rwlockattr_t {
151         pub rwlockAttrStatus: c_int,
152         pub rwlockAttrPshared: c_int,
153         pub rwlockAttrMaxReaders: c_uint,
154         pub rwlockAttrConformOpt: c_uint,
155     }
156 
157     // b_pthread_rwlock_t.h
158     pub struct pthread_rwlock_t {
159         pub rwlockSemId: crate::_Vx_SEM_ID,
160         pub rwlockReadersRefCount: c_uint,
161         pub rwlockValid: c_int,
162         pub rwlockInitted: c_int,
163         pub rwlockAttr: crate::pthread_rwlockattr_t,
164         pub rwlockSemName: [c_char; _PTHREAD_SHARED_SEM_NAME_MAX],
165     }
166 
167     // b_struct_timeval.h
168     pub struct timeval {
169         pub tv_sec: crate::time_t,
170         pub tv_usec: crate::suseconds_t,
171     }
172 
173     // socket.h
174     pub struct linger {
175         pub l_onoff: c_int,
176         pub l_linger: c_int,
177     }
178 
179     pub struct sockaddr {
180         pub sa_len: c_uchar,
181         pub sa_family: sa_family_t,
182         pub sa_data: [c_char; 14],
183     }
184 
185     pub struct iovec {
186         pub iov_base: *mut c_void,
187         pub iov_len: size_t,
188     }
189 
190     pub struct msghdr {
191         pub msg_name: *mut c_void,
192         pub msg_namelen: socklen_t,
193         pub msg_iov: *mut iovec,
194         pub msg_iovlen: c_int,
195         pub msg_control: *mut c_void,
196         pub msg_controllen: socklen_t,
197         pub msg_flags: c_int,
198     }
199 
200     pub struct cmsghdr {
201         pub cmsg_len: socklen_t,
202         pub cmsg_level: c_int,
203         pub cmsg_type: c_int,
204     }
205 
206     // poll.h
207     pub struct pollfd {
208         pub fd: c_int,
209         pub events: c_short,
210         pub revents: c_short,
211     }
212 
213     // resource.h
214     pub struct rlimit {
215         pub rlim_cur: crate::rlim_t,
216         pub rlim_max: crate::rlim_t,
217     }
218 
219     // stat.h
220     pub struct stat {
221         pub st_dev: crate::dev_t,
222         pub st_ino: crate::ino_t,
223         pub st_mode: crate::mode_t,
224         pub st_nlink: crate::nlink_t,
225         pub st_uid: crate::uid_t,
226         pub st_gid: crate::gid_t,
227         pub st_rdev: crate::dev_t,
228         pub st_size: off_t,
229         pub st_atime: crate::time_t,
230         pub st_mtime: crate::time_t,
231         pub st_ctime: crate::time_t,
232         pub st_blksize: crate::blksize_t,
233         pub st_blocks: crate::blkcnt_t,
234         pub st_attrib: c_uchar,
235         pub st_reserved1: c_int,
236         pub st_reserved2: c_int,
237         pub st_reserved3: c_int,
238         pub st_reserved4: c_int,
239     }
240 
241     //b_struct__Timespec.h
242     pub struct _Timespec {
243         pub tv_sec: crate::time_t,
244         pub tv_nsec: c_long,
245     }
246 
247     // b_struct__Sched_param.h
248     pub struct sched_param {
249         pub sched_priority: c_int,                  /* scheduling priority */
250         pub sched_ss_low_priority: c_int,           /* low scheduling priority */
251         pub sched_ss_repl_period: crate::_Timespec, /* replenishment period */
252         pub sched_ss_init_budget: crate::_Timespec, /* initial budget */
253         pub sched_ss_max_repl: c_int,               /* max pending replenishment */
254     }
255 
256     // b_pthread_attr_t.h
257     pub struct pthread_attr_t {
258         pub threadAttrStatus: c_int,
259         pub threadAttrStacksize: size_t,
260         pub threadAttrStackaddr: *mut c_void,
261         pub threadAttrGuardsize: size_t,
262         pub threadAttrDetachstate: c_int,
263         pub threadAttrContentionscope: c_int,
264         pub threadAttrInheritsched: c_int,
265         pub threadAttrSchedpolicy: c_int,
266         pub threadAttrName: *mut c_char,
267         pub threadAttrOptions: c_int,
268         pub threadAttrSchedparam: crate::sched_param,
269     }
270 
271     // signal.h
272 
273     pub struct sigaction {
274         pub sa_u: crate::sa_u_t,
275         pub sa_mask: crate::sigset_t,
276         pub sa_flags: c_int,
277     }
278 
279     // b_stack_t.h
280     pub struct stack_t {
281         pub ss_sp: *mut c_void,
282         pub ss_size: size_t,
283         pub ss_flags: c_int,
284     }
285 
286     // signal.h
287     pub struct siginfo_t {
288         pub si_signo: c_int,
289         pub si_code: c_int,
290         pub si_value: crate::sigval,
291         pub si_errno: c_int,
292         pub si_status: c_int,
293         pub si_addr: *mut c_void,
294         pub si_uid: crate::uid_t,
295         pub si_pid: crate::pid_t,
296     }
297 
298     // pthread.h (krnl)
299     // b_pthread_mutexattr_t.h (usr)
300     pub struct pthread_mutexattr_t {
301         mutexAttrStatus: c_int,
302         mutexAttrPshared: c_int,
303         mutexAttrProtocol: c_int,
304         mutexAttrPrioceiling: c_int,
305         mutexAttrType: c_int,
306     }
307 
308     // pthread.h (krnl)
309     // b_pthread_mutex_t.h (usr)
310     pub struct pthread_mutex_t {
311         pub mutexSemId: crate::_Vx_SEM_ID, /*_Vx_SEM_ID ..*/
312         pub mutexValid: c_int,
313         pub mutexInitted: c_int,
314         pub mutexCondRefCount: c_int,
315         pub mutexSavPriority: c_int,
316         pub mutexAttr: crate::pthread_mutexattr_t,
317         pub mutexSemName: [c_char; _PTHREAD_SHARED_SEM_NAME_MAX],
318     }
319 
320     // b_struct_timespec.h
321     pub struct timespec {
322         pub tv_sec: crate::time_t,
323         pub tv_nsec: c_long,
324     }
325 
326     // time.h
327     pub struct tm {
328         pub tm_sec: c_int,
329         pub tm_min: c_int,
330         pub tm_hour: c_int,
331         pub tm_mday: c_int,
332         pub tm_mon: c_int,
333         pub tm_year: c_int,
334         pub tm_wday: c_int,
335         pub tm_yday: c_int,
336         pub tm_isdst: c_int,
337     }
338 
339     // in.h
340     pub struct in_addr {
341         pub s_addr: in_addr_t,
342     }
343 
344     // in.h
345     pub struct ip_mreq {
346         pub imr_multiaddr: in_addr,
347         pub imr_interface: in_addr,
348     }
349 
350     // in6.h
351     #[repr(align(4))]
352     pub struct in6_addr {
353         pub s6_addr: [u8; 16],
354     }
355 
356     // in6.h
357     pub struct ipv6_mreq {
358         pub ipv6mr_multiaddr: in6_addr,
359         pub ipv6mr_interface: c_uint,
360     }
361 
362     // netdb.h
363     pub struct addrinfo {
364         pub ai_flags: c_int,
365         pub ai_family: c_int,
366         pub ai_socktype: c_int,
367         pub ai_protocol: c_int,
368         pub ai_addrlen: size_t,
369         pub ai_canonname: *mut c_char,
370         pub ai_addr: *mut crate::sockaddr,
371         pub ai_next: *mut crate::addrinfo,
372     }
373 
374     // in.h
375     pub struct sockaddr_in {
376         pub sin_len: u8,
377         pub sin_family: u8,
378         pub sin_port: u16,
379         pub sin_addr: crate::in_addr,
380         pub sin_zero: [c_char; 8],
381     }
382 
383     // in6.h
384     pub struct sockaddr_in6 {
385         pub sin6_len: u8,
386         pub sin6_family: u8,
387         pub sin6_port: u16,
388         pub sin6_flowinfo: u32,
389         pub sin6_addr: crate::in6_addr,
390         pub sin6_scope_id: u32,
391     }
392 
393     pub struct Dl_info {
394         pub dli_fname: *const c_char,
395         pub dli_fbase: *mut c_void,
396         pub dli_sname: *const c_char,
397         pub dli_saddr: *mut c_void,
398     }
399 
400     pub struct mq_attr {
401         pub mq_maxmsg: c_long,
402         pub mq_msgsize: c_long,
403         pub mq_flags: c_long,
404         pub mq_curmsgs: c_long,
405     }
406 }
407 
408 s_no_extra_traits! {
409     // dirent.h
410     pub struct dirent {
411         pub d_ino: crate::ino_t,
412         pub d_name: [c_char; _PARM_NAME_MAX as usize + 1],
413     }
414 
415     pub struct sockaddr_un {
416         pub sun_len: u8,
417         pub sun_family: sa_family_t,
418         pub sun_path: [c_char; 104],
419     }
420 
421     // rtpLibCommon.h
422     pub struct RTP_DESC {
423         pub status: c_int,
424         pub options: u32,
425         pub entrAddr: *mut c_void,
426         pub initTaskId: crate::TASK_ID,
427         pub parentId: crate::RTP_ID,
428         pub pathName: [c_char; VX_RTP_NAME_LENGTH as usize + 1],
429         pub taskCnt: c_int,
430         pub textStart: *mut c_void,
431         pub textEnd: *mut c_void,
432     }
433     // socket.h
434     pub struct sockaddr_storage {
435         pub ss_len: c_uchar,
436         pub ss_family: crate::sa_family_t,
437         pub __ss_pad1: [c_char; _SS_PAD1SIZE],
438         pub __ss_align: i32,
439         pub __ss_pad2: [c_char; _SS_PAD2SIZE],
440     }
441 
442     pub union sa_u_t {
443         pub sa_handler: Option<unsafe extern "C" fn(c_int) -> !>,
444         pub sa_sigaction:
445             Option<unsafe extern "C" fn(c_int, *mut crate::siginfo_t, *mut c_void) -> !>,
446     }
447 
448     pub union sigval {
449         pub sival_int: c_int,
450         pub sival_ptr: *mut c_void,
451     }
452 }
453 
454 cfg_if! {
455     if #[cfg(feature = "extra_traits")] {
456         impl fmt::Debug for dirent {
457             fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
458                 f.debug_struct("dirent")
459                     .field("d_ino", &self.d_ino)
460                     .field("d_name", &&self.d_name[..])
461                     .finish()
462             }
463         }
464 
465         impl fmt::Debug for sockaddr_un {
466             fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
467                 f.debug_struct("sockaddr_un")
468                     .field("sun_len", &self.sun_len)
469                     .field("sun_family", &self.sun_family)
470                     .field("sun_path", &&self.sun_path[..])
471                     .finish()
472             }
473         }
474 
475         impl fmt::Debug for RTP_DESC {
476             fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
477                 f.debug_struct("RTP_DESC")
478                     .field("status", &self.status)
479                     .field("options", &self.options)
480                     .field("entrAddr", &self.entrAddr)
481                     .field("initTaskId", &self.initTaskId)
482                     .field("parentId", &self.parentId)
483                     .field("pathName", &&self.pathName[..])
484                     .field("taskCnt", &self.taskCnt)
485                     .field("textStart", &self.textStart)
486                     .field("textEnd", &self.textEnd)
487                     .finish()
488             }
489         }
490         impl fmt::Debug for sockaddr_storage {
491             fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
492                 f.debug_struct("sockaddr_storage")
493                     .field("ss_len", &self.ss_len)
494                     .field("ss_family", &self.ss_family)
495                     .field("__ss_pad1", &&self.__ss_pad1[..])
496                     .field("__ss_align", &self.__ss_align)
497                     .field("__ss_pad2", &&self.__ss_pad2[..])
498                     .finish()
499             }
500         }
501 
502         impl PartialEq for sa_u_t {
503             fn eq(&self, other: &sa_u_t) -> bool {
504                 unsafe {
505                     let h1 = match self.sa_handler {
506                         Some(handler) => handler as usize,
507                         None => 0 as usize,
508                     };
509                     let h2 = match other.sa_handler {
510                         Some(handler) => handler as usize,
511                         None => 0 as usize,
512                     };
513                     h1 == h2
514                 }
515             }
516         }
517         impl Eq for sa_u_t {}
518         impl hash::Hash for sa_u_t {
519             fn hash<H: hash::Hasher>(&self, state: &mut H) {
520                 unsafe {
521                     let h = match self.sa_handler {
522                         Some(handler) => handler as usize,
523                         None => 0 as usize,
524                     };
525                     h.hash(state)
526                 }
527             }
528         }
529 
530         impl PartialEq for sigval {
531             fn eq(&self, other: &sigval) -> bool {
532                 unsafe { self.sival_ptr as usize == other.sival_ptr as usize }
533             }
534         }
535         impl Eq for sigval {}
536         impl hash::Hash for sigval {
537             fn hash<H: hash::Hasher>(&self, state: &mut H) {
538                 unsafe { (self.sival_ptr as usize).hash(state) };
539             }
540         }
541     }
542 }
543 
544 pub const STDIN_FILENO: c_int = 0;
545 pub const STDOUT_FILENO: c_int = 1;
546 pub const STDERR_FILENO: c_int = 2;
547 
548 pub const EXIT_SUCCESS: c_int = 0;
549 pub const EXIT_FAILURE: c_int = 1;
550 
551 pub const EAI_SERVICE: c_int = 9;
552 pub const EAI_SOCKTYPE: c_int = 10;
553 pub const EAI_SYSTEM: c_int = 11;
554 
555 // FIXME(vxworks): This is not defined in vxWorks, but we have to define it here
556 // to make the building pass for getrandom and std
557 pub const RTLD_DEFAULT: *mut c_void = 0i64 as *mut c_void;
558 
559 //Clock Lib Stuff
560 pub const CLOCK_REALTIME: c_int = 0x0;
561 pub const CLOCK_MONOTONIC: c_int = 0x1;
562 pub const CLOCK_PROCESS_CPUTIME_ID: c_int = 0x2;
563 pub const CLOCK_THREAD_CPUTIME_ID: c_int = 0x3;
564 pub const TIMER_ABSTIME: c_int = 0x1;
565 pub const TIMER_RELTIME: c_int = 0x0;
566 
567 // PTHREAD STUFF
568 pub const PTHREAD_INITIALIZED_OBJ: c_int = 0xF70990EF;
569 pub const PTHREAD_DESTROYED_OBJ: c_int = -1;
570 pub const PTHREAD_VALID_OBJ: c_int = 0xEC542A37;
571 pub const PTHREAD_INVALID_OBJ: c_int = -1;
572 pub const PTHREAD_UNUSED_YET_OBJ: c_int = -1;
573 
574 pub const PTHREAD_PRIO_NONE: c_int = 0;
575 pub const PTHREAD_PRIO_INHERIT: c_int = 1;
576 pub const PTHREAD_PRIO_PROTECT: c_int = 2;
577 
578 pub const PTHREAD_MUTEX_NORMAL: c_int = 0;
579 pub const PTHREAD_MUTEX_ERRORCHECK: c_int = 1;
580 pub const PTHREAD_MUTEX_RECURSIVE: c_int = 2;
581 pub const PTHREAD_MUTEX_DEFAULT: c_int = PTHREAD_MUTEX_NORMAL;
582 pub const PTHREAD_STACK_MIN: usize = 4096;
583 pub const _PTHREAD_SHARED_SEM_NAME_MAX: usize = 30;
584 
585 //sched.h
586 pub const SCHED_FIFO: c_int = 0x01;
587 pub const SCHED_RR: c_int = 0x02;
588 pub const SCHED_OTHER: c_int = 0x04;
589 pub const SCHED_SPORADIC: c_int = 0x08;
590 pub const PRIO_PROCESS: c_uint = 0;
591 pub const SCHED_FIFO_HIGH_PRI: c_int = 255;
592 pub const SCHED_FIFO_LOW_PRI: c_int = 0;
593 pub const SCHED_RR_HIGH_PRI: c_int = 255;
594 pub const SCHED_RR_LOW_PRI: c_int = 0;
595 pub const SCHED_SPORADIC_HIGH_PRI: c_int = 255;
596 pub const SCHED_SPORADIC_LOW_PRI: c_int = 0;
597 
598 // ERRNO STUFF
599 pub const ERROR: c_int = -1;
600 pub const OK: c_int = 0;
601 pub const EPERM: c_int = 1; /* Not owner */
602 pub const ENOENT: c_int = 2; /* No such file or directory */
603 pub const ESRCH: c_int = 3; /* No such process */
604 pub const EINTR: c_int = 4; /* Interrupted system call */
605 pub const EIO: c_int = 5; /* I/O error */
606 pub const ENXIO: c_int = 6; /* No such device or address */
607 pub const E2BIG: c_int = 7; /* Arg list too long */
608 pub const ENOEXEC: c_int = 8; /* Exec format error */
609 pub const EBADF: c_int = 9; /* Bad file number */
610 pub const ECHILD: c_int = 10; /* No children */
611 pub const EAGAIN: c_int = 11; /* No more processes */
612 pub const ENOMEM: c_int = 12; /* Not enough core */
613 pub const EACCES: c_int = 13; /* Permission denied */
614 pub const EFAULT: c_int = 14;
615 pub const ENOTEMPTY: c_int = 15;
616 pub const EBUSY: c_int = 16;
617 pub const EEXIST: c_int = 17;
618 pub const EXDEV: c_int = 18;
619 pub const ENODEV: c_int = 19;
620 pub const ENOTDIR: c_int = 20;
621 pub const EISDIR: c_int = 21;
622 pub const EINVAL: c_int = 22;
623 pub const ENFILE: c_int = 23;
624 pub const EMFILE: c_int = 24;
625 pub const ENOTTY: c_int = 25;
626 pub const ENAMETOOLONG: c_int = 26;
627 pub const EFBIG: c_int = 27;
628 pub const ENOSPC: c_int = 28;
629 pub const ESPIPE: c_int = 29;
630 pub const EROFS: c_int = 30;
631 pub const EMLINK: c_int = 31;
632 pub const EPIPE: c_int = 32;
633 pub const EDEADLK: c_int = 33;
634 pub const ENOLCK: c_int = 34;
635 pub const ENOTSUP: c_int = 35;
636 pub const EMSGSIZE: c_int = 36;
637 pub const EDOM: c_int = 37;
638 pub const ERANGE: c_int = 38;
639 pub const EDOOM: c_int = 39;
640 pub const EDESTADDRREQ: c_int = 40;
641 pub const EPROTOTYPE: c_int = 41;
642 pub const ENOPROTOOPT: c_int = 42;
643 pub const EPROTONOSUPPORT: c_int = 43;
644 pub const ESOCKTNOSUPPORT: c_int = 44;
645 pub const EOPNOTSUPP: c_int = 45;
646 pub const EPFNOSUPPORT: c_int = 46;
647 pub const EAFNOSUPPORT: c_int = 47;
648 pub const EADDRINUSE: c_int = 48;
649 pub const EADDRNOTAVAIL: c_int = 49;
650 pub const ENOTSOCK: c_int = 50;
651 pub const ENETUNREACH: c_int = 51;
652 pub const ENETRESET: c_int = 52;
653 pub const ECONNABORTED: c_int = 53;
654 pub const ECONNRESET: c_int = 54;
655 pub const ENOBUFS: c_int = 55;
656 pub const EISCONN: c_int = 56;
657 pub const ENOTCONN: c_int = 57;
658 pub const ESHUTDOWN: c_int = 58;
659 pub const ETOOMANYREFS: c_int = 59;
660 pub const ETIMEDOUT: c_int = 60;
661 pub const ECONNREFUSED: c_int = 61;
662 pub const ENETDOWN: c_int = 62;
663 pub const ETXTBSY: c_int = 63;
664 pub const ELOOP: c_int = 64;
665 pub const EHOSTUNREACH: c_int = 65;
666 pub const ENOTBLK: c_int = 66;
667 pub const EHOSTDOWN: c_int = 67;
668 pub const EINPROGRESS: c_int = 68;
669 pub const EALREADY: c_int = 69;
670 pub const EWOULDBLOCK: c_int = 70;
671 pub const ENOSYS: c_int = 71;
672 pub const ECANCELED: c_int = 72;
673 pub const ENOSR: c_int = 74;
674 pub const ENOSTR: c_int = 75;
675 pub const EPROTO: c_int = 76;
676 pub const EBADMSG: c_int = 77;
677 pub const ENODATA: c_int = 78;
678 pub const ETIME: c_int = 79;
679 pub const ENOMSG: c_int = 80;
680 pub const EFPOS: c_int = 81;
681 pub const EILSEQ: c_int = 82;
682 pub const EDQUOT: c_int = 83;
683 pub const EIDRM: c_int = 84;
684 pub const EOVERFLOW: c_int = 85;
685 pub const EMULTIHOP: c_int = 86;
686 pub const ENOLINK: c_int = 87;
687 pub const ESTALE: c_int = 88;
688 pub const EOWNERDEAD: c_int = 89;
689 pub const ENOTRECOVERABLE: c_int = 90;
690 
691 // NFS errnos: Refer to pkgs_v2/storage/fs/nfs/h/nfs/nfsCommon.h
692 const M_nfsStat: c_int = 48 << 16;
693 enum nfsstat {
694     NFSERR_REMOTE = 71,
695     NFSERR_WFLUSH = 99,
696     NFSERR_BADHANDLE = 10001,
697     NFSERR_NOT_SYNC = 10002,
698     NFSERR_BAD_COOKIE = 10003,
699     NFSERR_TOOSMALL = 10005,
700     NFSERR_BADTYPE = 10007,
701     NFSERR_JUKEBOX = 10008,
702 }
703 
704 pub const S_nfsLib_NFS_OK: c_int = OK;
705 pub const S_nfsLib_NFSERR_PERM: c_int = EPERM;
706 pub const S_nfsLib_NFSERR_NOENT: c_int = ENOENT;
707 pub const S_nfsLib_NFSERR_IO: c_int = EIO;
708 pub const S_nfsLib_NFSERR_NXIO: c_int = ENXIO;
709 pub const S_nfsLib_NFSERR_ACCESS: c_int = EACCES;
710 pub const S_nfsLib_NFSERR_EXIST: c_int = EEXIST;
711 pub const S_nfsLib_NFSERR_ENODEV: c_int = ENODEV;
712 pub const S_nfsLib_NFSERR_NOTDIR: c_int = ENOTDIR;
713 pub const S_nfsLib_NFSERR_ISDIR: c_int = EISDIR;
714 pub const S_nfsLib_NFSERR_INVAL: c_int = EINVAL;
715 pub const S_nfsLib_NFSERR_FBIG: c_int = EFBIG;
716 pub const S_nfsLib_NFSERR_NOSPC: c_int = ENOSPC;
717 pub const S_nfsLib_NFSERR_ROFS: c_int = EROFS;
718 pub const S_nfsLib_NFSERR_NAMETOOLONG: c_int = ENAMETOOLONG;
719 pub const S_nfsLib_NFSERR_NOTEMPTY: c_int = ENOTEMPTY;
720 pub const S_nfsLib_NFSERR_DQUOT: c_int = EDQUOT;
721 pub const S_nfsLib_NFSERR_STALE: c_int = ESTALE;
722 pub const S_nfsLib_NFSERR_WFLUSH: c_int = M_nfsStat | nfsstat::NFSERR_WFLUSH as c_int;
723 pub const S_nfsLib_NFSERR_REMOTE: c_int = M_nfsStat | nfsstat::NFSERR_REMOTE as c_int;
724 pub const S_nfsLib_NFSERR_BADHANDLE: c_int = M_nfsStat | nfsstat::NFSERR_BADHANDLE as c_int;
725 pub const S_nfsLib_NFSERR_NOT_SYNC: c_int = M_nfsStat | nfsstat::NFSERR_NOT_SYNC as c_int;
726 pub const S_nfsLib_NFSERR_BAD_COOKIE: c_int = M_nfsStat | nfsstat::NFSERR_BAD_COOKIE as c_int;
727 pub const S_nfsLib_NFSERR_NOTSUPP: c_int = EOPNOTSUPP;
728 pub const S_nfsLib_NFSERR_TOOSMALL: c_int = M_nfsStat | nfsstat::NFSERR_TOOSMALL as c_int;
729 pub const S_nfsLib_NFSERR_SERVERFAULT: c_int = EIO;
730 pub const S_nfsLib_NFSERR_BADTYPE: c_int = M_nfsStat | nfsstat::NFSERR_BADTYPE as c_int;
731 pub const S_nfsLib_NFSERR_JUKEBOX: c_int = M_nfsStat | nfsstat::NFSERR_JUKEBOX as c_int;
732 
733 // internal offset values for below constants
734 const taskErrorBase: c_int = 0x00030000;
735 const semErrorBase: c_int = 0x00160000;
736 const objErrorBase: c_int = 0x003d0000;
737 
738 // taskLibCommon.h
739 pub const S_taskLib_NAME_NOT_FOUND: c_int = taskErrorBase + 0x0065;
740 pub const S_taskLib_TASK_HOOK_TABLE_FULL: c_int = taskErrorBase + 0x0066;
741 pub const S_taskLib_TASK_HOOK_NOT_FOUND: c_int = taskErrorBase + 0x0067;
742 pub const S_taskLib_ILLEGAL_PRIORITY: c_int = taskErrorBase + 0x0068;
743 
744 // FIXME(vxworks): could also be useful for TASK_DESC type
745 pub const VX_TASK_NAME_LENGTH: c_int = 31;
746 
747 // semLibCommon.h
748 pub const S_semLib_INVALID_STATE: c_int = semErrorBase + 0x0065;
749 pub const S_semLib_INVALID_OPTION: c_int = semErrorBase + 0x0066;
750 pub const S_semLib_INVALID_QUEUE_TYPE: c_int = semErrorBase + 0x0067;
751 pub const S_semLib_INVALID_OPERATION: c_int = semErrorBase + 0x0068;
752 
753 // objLibCommon.h
754 pub const S_objLib_OBJ_ID_ERROR: c_int = objErrorBase + 0x0001;
755 pub const S_objLib_OBJ_UNAVAILABLE: c_int = objErrorBase + 0x0002;
756 pub const S_objLib_OBJ_DELETED: c_int = objErrorBase + 0x0003;
757 pub const S_objLib_OBJ_TIMEOUT: c_int = objErrorBase + 0x0004;
758 pub const S_objLib_OBJ_NO_METHOD: c_int = objErrorBase + 0x0005;
759 
760 // in.h
761 pub const IPPROTO_IP: c_int = 0;
762 pub const IPPROTO_IPV6: c_int = 41;
763 
764 pub const IP_TTL: c_int = 4;
765 pub const IP_MULTICAST_IF: c_int = 9;
766 pub const IP_MULTICAST_TTL: c_int = 10;
767 pub const IP_MULTICAST_LOOP: c_int = 11;
768 pub const IP_ADD_MEMBERSHIP: c_int = 12;
769 pub const IP_DROP_MEMBERSHIP: c_int = 13;
770 
771 // in6.h
772 pub const IPV6_V6ONLY: c_int = 1;
773 pub const IPV6_UNICAST_HOPS: c_int = 4;
774 pub const IPV6_MULTICAST_IF: c_int = 9;
775 pub const IPV6_MULTICAST_HOPS: c_int = 10;
776 pub const IPV6_MULTICAST_LOOP: c_int = 11;
777 pub const IPV6_ADD_MEMBERSHIP: c_int = 12;
778 pub const IPV6_DROP_MEMBERSHIP: c_int = 13;
779 
780 // STAT Stuff
781 pub const S_IFMT: c_int = 0o17_0000;
782 pub const S_IFIFO: c_int = 0o1_0000;
783 pub const S_IFCHR: c_int = 0o2_0000;
784 pub const S_IFDIR: c_int = 0o4_0000;
785 pub const S_IFBLK: c_int = 0o6_0000;
786 pub const S_IFREG: c_int = 0o10_0000;
787 pub const S_IFLNK: c_int = 0o12_0000;
788 pub const S_IFSHM: c_int = 0o13_0000;
789 pub const S_IFSOCK: c_int = 0o14_0000;
790 pub const S_ISUID: c_int = 0o4000;
791 pub const S_ISGID: c_int = 0o2000;
792 pub const S_ISTXT: c_int = 0o1000;
793 pub const S_ISVTX: c_int = 0o1000;
794 pub const S_IRUSR: c_int = 0o0400;
795 pub const S_IWUSR: c_int = 0o0200;
796 pub const S_IXUSR: c_int = 0o0100;
797 pub const S_IRWXU: c_int = 0o0700;
798 pub const S_IRGRP: c_int = 0o0040;
799 pub const S_IWGRP: c_int = 0o0020;
800 pub const S_IXGRP: c_int = 0o0010;
801 pub const S_IRWXG: c_int = 0o0070;
802 pub const S_IROTH: c_int = 0o0004;
803 pub const S_IWOTH: c_int = 0o0002;
804 pub const S_IXOTH: c_int = 0o0001;
805 pub const S_IRWXO: c_int = 0o0007;
806 
807 // socket.h
808 pub const SOL_SOCKET: c_int = 0xffff;
809 pub const SOMAXCONN: c_int = 128;
810 
811 pub const SO_DEBUG: c_int = 0x0001;
812 pub const SO_REUSEADDR: c_int = 0x0004;
813 pub const SO_KEEPALIVE: c_int = 0x0008;
814 pub const SO_DONTROUTE: c_int = 0x0010;
815 pub const SO_RCVLOWAT: c_int = 0x0012;
816 pub const SO_SNDLOWAT: c_int = 0x0013;
817 pub const SO_SNDTIMEO: c_int = 0x1005;
818 pub const SO_ACCEPTCONN: c_int = 0x001e;
819 pub const SO_BROADCAST: c_int = 0x0020;
820 pub const SO_USELOOPBACK: c_int = 0x0040;
821 pub const SO_LINGER: c_int = 0x0080;
822 pub const SO_REUSEPORT: c_int = 0x0200;
823 
824 pub const SO_VLAN: c_int = 0x8000;
825 
826 pub const SO_SNDBUF: c_int = 0x1001;
827 pub const SO_RCVBUF: c_int = 0x1002;
828 pub const SO_RCVTIMEO: c_int = 0x1006;
829 pub const SO_ERROR: c_int = 0x1007;
830 pub const SO_TYPE: c_int = 0x1008;
831 pub const SO_BINDTODEVICE: c_int = 0x1010;
832 pub const SO_OOBINLINE: c_int = 0x1011;
833 pub const SO_CONNTIMEO: c_int = 0x100a;
834 
835 pub const SOCK_STREAM: c_int = 1;
836 pub const SOCK_DGRAM: c_int = 2;
837 pub const SOCK_RAW: c_int = 3;
838 pub const SOCK_RDM: c_int = 4;
839 pub const SOCK_SEQPACKET: c_int = 5;
840 pub const SOCK_PACKET: c_int = 10;
841 
842 pub const _SS_MAXSIZE: usize = 128;
843 pub const _SS_ALIGNSIZE: usize = size_of::<u32>();
844 pub const _SS_PAD1SIZE: usize =
845     _SS_ALIGNSIZE - size_of::<c_uchar>() - size_of::<crate::sa_family_t>();
846 pub const _SS_PAD2SIZE: usize = _SS_MAXSIZE
847     - size_of::<c_uchar>()
848     - size_of::<crate::sa_family_t>()
849     - _SS_PAD1SIZE
850     - _SS_ALIGNSIZE;
851 
852 pub const MSG_OOB: c_int = 0x0001;
853 pub const MSG_PEEK: c_int = 0x0002;
854 pub const MSG_DONTROUTE: c_int = 0x0004;
855 pub const MSG_EOR: c_int = 0x0008;
856 pub const MSG_TRUNC: c_int = 0x0010;
857 pub const MSG_CTRUNC: c_int = 0x0020;
858 pub const MSG_WAITALL: c_int = 0x0040;
859 pub const MSG_DONTWAIT: c_int = 0x0080;
860 pub const MSG_EOF: c_int = 0x0100;
861 pub const MSG_EXP: c_int = 0x0200;
862 pub const MSG_MBUF: c_int = 0x0400;
863 pub const MSG_NOTIFICATION: c_int = 0x0800;
864 pub const MSG_COMPAT: c_int = 0x8000;
865 
866 pub const AF_UNSPEC: c_int = 0;
867 pub const AF_LOCAL: c_int = 1;
868 pub const AF_UNIX: c_int = AF_LOCAL;
869 pub const AF_INET: c_int = 2;
870 pub const AF_NETLINK: c_int = 16;
871 pub const AF_ROUTE: c_int = 17;
872 pub const AF_LINK: c_int = 18;
873 pub const AF_PACKET: c_int = 19;
874 pub const pseudo_AF_KEY: c_int = 27;
875 pub const AF_KEY: c_int = pseudo_AF_KEY;
876 pub const AF_INET6: c_int = 28;
877 pub const AF_SOCKDEV: c_int = 31;
878 pub const AF_TIPC: c_int = 33;
879 pub const AF_MIPC: c_int = 34;
880 pub const AF_MIPC_SAFE: c_int = 35;
881 pub const AF_MAX: c_int = 37;
882 
883 pub const SHUT_RD: c_int = 0;
884 pub const SHUT_WR: c_int = 1;
885 pub const SHUT_RDWR: c_int = 2;
886 
887 pub const IPPROTO_TCP: c_int = 6;
888 pub const TCP_NODELAY: c_int = 1;
889 pub const TCP_MAXSEG: c_int = 2;
890 pub const TCP_NOPUSH: c_int = 3;
891 pub const TCP_KEEPIDLE: c_int = 4;
892 pub const TCP_KEEPINTVL: c_int = 5;
893 pub const TCP_KEEPCNT: c_int = 6;
894 
895 // ioLib.h
896 pub const FIONREAD: c_int = 0x40040001;
897 pub const FIOFLUSH: c_int = 2;
898 pub const FIOOPTIONS: c_int = 3;
899 pub const FIOBAUDRATE: c_int = 4;
900 pub const FIODISKFORMAT: c_int = 5;
901 pub const FIODISKINIT: c_int = 6;
902 pub const FIOSEEK: c_int = 7;
903 pub const FIOWHERE: c_int = 8;
904 pub const FIODIRENTRY: c_int = 9;
905 pub const FIORENAME: c_int = 10;
906 pub const FIOREADYCHANGE: c_int = 11;
907 pub const FIODISKCHANGE: c_int = 13;
908 pub const FIOCANCEL: c_int = 14;
909 pub const FIOSQUEEZE: c_int = 15;
910 pub const FIOGETNAME: c_int = 18;
911 pub const FIONBIO: c_int = 0x90040010;
912 
913 // limits.h
914 pub const PATH_MAX: c_int = _PARM_PATH_MAX;
915 pub const _POSIX_PATH_MAX: c_int = 256;
916 
917 // Some poll stuff
918 pub const POLLIN: c_short = 0x0001;
919 pub const POLLPRI: c_short = 0x0002;
920 pub const POLLOUT: c_short = 0x0004;
921 pub const POLLRDNORM: c_short = 0x0040;
922 pub const POLLWRNORM: c_short = POLLOUT;
923 pub const POLLRDBAND: c_short = 0x0080;
924 pub const POLLWRBAND: c_short = 0x0100;
925 pub const POLLERR: c_short = 0x0008;
926 pub const POLLHUP: c_short = 0x0010;
927 pub const POLLNVAL: c_short = 0x0020;
928 
929 // fnctlcom.h
930 pub const FD_CLOEXEC: c_int = 1;
931 pub const F_DUPFD: c_int = 0;
932 pub const F_GETFD: c_int = 1;
933 pub const F_SETFD: c_int = 2;
934 pub const F_GETFL: c_int = 3;
935 pub const F_SETFL: c_int = 4;
936 pub const F_GETOWN: c_int = 5;
937 pub const F_SETOWN: c_int = 6;
938 pub const F_GETLK: c_int = 7;
939 pub const F_SETLK: c_int = 8;
940 pub const F_SETLKW: c_int = 9;
941 pub const F_DUPFD_CLOEXEC: c_int = 14;
942 
943 // signal.h
944 pub const SIG_DFL: sighandler_t = 0 as sighandler_t;
945 pub const SIG_IGN: sighandler_t = 1 as sighandler_t;
946 pub const SIG_ERR: sighandler_t = -1 as isize as sighandler_t;
947 
948 pub const SIGHUP: c_int = 1;
949 pub const SIGINT: c_int = 2;
950 pub const SIGQUIT: c_int = 3;
951 pub const SIGILL: c_int = 4;
952 pub const SIGTRAP: c_int = 5;
953 pub const SIGABRT: c_int = 6;
954 pub const SIGEMT: c_int = 7;
955 pub const SIGFPE: c_int = 8;
956 pub const SIGKILL: c_int = 9;
957 pub const SIGBUS: c_int = 10;
958 pub const SIGSEGV: c_int = 11;
959 pub const SIGFMT: c_int = 12;
960 pub const SIGPIPE: c_int = 13;
961 pub const SIGALRM: c_int = 14;
962 pub const SIGTERM: c_int = 15;
963 pub const SIGCNCL: c_int = 16;
964 pub const SIGSTOP: c_int = 17;
965 pub const SIGTSTP: c_int = 18;
966 pub const SIGCONT: c_int = 19;
967 pub const SIGCHLD: c_int = 20;
968 pub const SIGTTIN: c_int = 21;
969 pub const SIGTTOU: c_int = 22;
970 
971 pub const SIG_BLOCK: c_int = 1;
972 pub const SIG_UNBLOCK: c_int = 2;
973 pub const SIG_SETMASK: c_int = 3;
974 
975 pub const SI_SYNC: c_int = 0;
976 pub const SI_USER: c_int = -1;
977 pub const SI_QUEUE: c_int = -2;
978 pub const SI_TIMER: c_int = -3;
979 pub const SI_ASYNCIO: c_int = -4;
980 pub const SI_MESGQ: c_int = -5;
981 pub const SI_CHILD: c_int = -6;
982 pub const SI_KILL: c_int = SI_USER;
983 
984 // vxParams.h definitions
985 pub const _PARM_NAME_MAX: c_int = 255;
986 pub const _PARM_PATH_MAX: c_int = 1024;
987 
988 // WAIT STUFF
989 pub const WNOHANG: c_int = 0x01;
990 pub const WUNTRACED: c_int = 0x02;
991 
992 const PTHREAD_MUTEXATTR_INITIALIZER: pthread_mutexattr_t = pthread_mutexattr_t {
993     mutexAttrStatus: PTHREAD_INITIALIZED_OBJ,
994     mutexAttrProtocol: PTHREAD_PRIO_NONE,
995     mutexAttrPrioceiling: 0,
996     mutexAttrType: PTHREAD_MUTEX_DEFAULT,
997     mutexAttrPshared: 1,
998 };
999 pub const PTHREAD_MUTEX_INITIALIZER: pthread_mutex_t = pthread_mutex_t {
1000     mutexSemId: null_mut(),
1001     mutexValid: PTHREAD_VALID_OBJ,
1002     mutexInitted: PTHREAD_UNUSED_YET_OBJ,
1003     mutexCondRefCount: 0,
1004     mutexSavPriority: -1,
1005     mutexAttr: PTHREAD_MUTEXATTR_INITIALIZER,
1006     mutexSemName: [0; _PTHREAD_SHARED_SEM_NAME_MAX],
1007 };
1008 
1009 const PTHREAD_CONDATTR_INITIALIZER: pthread_condattr_t = pthread_condattr_t {
1010     condAttrStatus: 0xf70990ef,
1011     condAttrPshared: 1,
1012     condAttrClockId: CLOCK_REALTIME,
1013 };
1014 pub const PTHREAD_COND_INITIALIZER: pthread_cond_t = pthread_cond_t {
1015     condSemId: null_mut(),
1016     condValid: PTHREAD_VALID_OBJ,
1017     condInitted: PTHREAD_UNUSED_YET_OBJ,
1018     condRefCount: 0,
1019     condMutex: null_mut(),
1020     condAttr: PTHREAD_CONDATTR_INITIALIZER,
1021     condSemName: [0; _PTHREAD_SHARED_SEM_NAME_MAX],
1022 };
1023 
1024 const PTHREAD_RWLOCKATTR_INITIALIZER: pthread_rwlockattr_t = pthread_rwlockattr_t {
1025     rwlockAttrStatus: PTHREAD_INITIALIZED_OBJ,
1026     rwlockAttrPshared: 1,
1027     rwlockAttrMaxReaders: 0,
1028     rwlockAttrConformOpt: 1,
1029 };
1030 pub const PTHREAD_RWLOCK_INITIALIZER: pthread_rwlock_t = pthread_rwlock_t {
1031     rwlockSemId: null_mut(),
1032     rwlockReadersRefCount: 0,
1033     rwlockValid: PTHREAD_VALID_OBJ,
1034     rwlockInitted: PTHREAD_UNUSED_YET_OBJ,
1035     rwlockAttr: PTHREAD_RWLOCKATTR_INITIALIZER,
1036     rwlockSemName: [0; _PTHREAD_SHARED_SEM_NAME_MAX],
1037 };
1038 
1039 pub const SEEK_SET: c_int = 0;
1040 pub const SEEK_CUR: c_int = 1;
1041 pub const SEEK_END: c_int = 2;
1042 
1043 // rtpLibCommon.h
1044 pub const VX_RTP_NAME_LENGTH: c_int = 255;
1045 pub const RTP_ID_ERROR: crate::RTP_ID = -1;
1046 
1047 // h/public/unistd.h
1048 pub const _SC_GETPW_R_SIZE_MAX: c_int = 21; // Via unistd.h
1049 pub const _SC_PAGESIZE: c_int = 39;
1050 pub const O_ACCMODE: c_int = 3;
1051 pub const O_CLOEXEC: c_int = 0x100000; // fcntlcom
1052 pub const O_EXCL: c_int = 0x0800;
1053 pub const O_CREAT: c_int = 0x0200;
1054 pub const O_TRUNC: c_int = 0x0400;
1055 pub const O_APPEND: c_int = 0x0008;
1056 pub const O_RDWR: c_int = 0x0002;
1057 pub const O_WRONLY: c_int = 0x0001;
1058 pub const O_RDONLY: c_int = 0;
1059 pub const O_NONBLOCK: c_int = 0x4000;
1060 
1061 // mman.h
1062 pub const PROT_NONE: c_int = 0x0000;
1063 pub const PROT_READ: c_int = 0x0001;
1064 pub const PROT_WRITE: c_int = 0x0002;
1065 pub const PROT_EXEC: c_int = 0x0004;
1066 
1067 pub const MAP_SHARED: c_int = 0x0001;
1068 pub const MAP_PRIVATE: c_int = 0x0002;
1069 pub const MAP_ANON: c_int = 0x0004;
1070 pub const MAP_ANONYMOUS: c_int = MAP_ANON;
1071 pub const MAP_FIXED: c_int = 0x0010;
1072 pub const MAP_CONTIG: c_int = 0x0020;
1073 
1074 pub const MAP_FAILED: *mut c_void = !0 as *mut c_void;
1075 
1076 #[cfg_attr(feature = "extra_traits", derive(Debug))]
1077 pub enum FILE {}
1078 impl Copy for FILE {}
1079 impl Clone for FILE {
1080     fn clone(&self) -> FILE {
1081         *self
1082     }
1083 }
1084 #[cfg_attr(feature = "extra_traits", derive(Debug))]
1085 pub enum fpos_t {} // FIXME(vxworks): fill this out with a struct
1086 impl Copy for fpos_t {}
1087 impl Clone for fpos_t {
1088     fn clone(&self) -> fpos_t {
1089         *self
1090     }
1091 }
1092 
1093 f! {
1094     pub {const} fn CMSG_ALIGN(len: usize) -> usize {
1095         len + mem::size_of::<usize>() - 1 & !(mem::size_of::<usize>() - 1)
1096     }
1097 
1098     pub fn CMSG_NXTHDR(mhdr: *const msghdr, cmsg: *const cmsghdr) -> *mut cmsghdr {
1099         let next = cmsg as usize
1100             + CMSG_ALIGN((*cmsg).cmsg_len as usize)
1101             + CMSG_ALIGN(mem::size_of::<cmsghdr>());
1102         let max = (*mhdr).msg_control as usize + (*mhdr).msg_controllen as usize;
1103         if next <= max {
1104             (cmsg as usize + CMSG_ALIGN((*cmsg).cmsg_len as usize)) as *mut cmsghdr
1105         } else {
1106             0 as *mut cmsghdr
1107         }
1108     }
1109 
1110     pub fn CMSG_FIRSTHDR(mhdr: *const msghdr) -> *mut cmsghdr {
1111         if (*mhdr).msg_controllen as usize > 0 {
1112             (*mhdr).msg_control as *mut cmsghdr
1113         } else {
1114             0 as *mut cmsghdr
1115         }
1116     }
1117 
1118     pub fn CMSG_DATA(cmsg: *const cmsghdr) -> *mut c_uchar {
1119         (cmsg as *mut c_uchar).offset(CMSG_ALIGN(mem::size_of::<cmsghdr>()) as isize)
1120     }
1121 
1122     pub {const} fn CMSG_SPACE(length: c_uint) -> c_uint {
1123         (CMSG_ALIGN(length as usize) + CMSG_ALIGN(mem::size_of::<cmsghdr>())) as c_uint
1124     }
1125 
1126     pub {const} fn CMSG_LEN(length: c_uint) -> c_uint {
1127         CMSG_ALIGN(mem::size_of::<cmsghdr>()) as c_uint + length
1128     }
1129 }
1130 
1131 extern "C" {
1132     pub fn isalnum(c: c_int) -> c_int;
1133     pub fn isalpha(c: c_int) -> c_int;
1134     pub fn iscntrl(c: c_int) -> c_int;
1135     pub fn isdigit(c: c_int) -> c_int;
1136     pub fn isgraph(c: c_int) -> c_int;
1137     pub fn islower(c: c_int) -> c_int;
1138     pub fn isprint(c: c_int) -> c_int;
1139     pub fn ispunct(c: c_int) -> c_int;
1140     pub fn isspace(c: c_int) -> c_int;
1141     pub fn isupper(c: c_int) -> c_int;
1142     pub fn isxdigit(c: c_int) -> c_int;
1143     pub fn isblank(c: c_int) -> c_int;
1144     pub fn tolower(c: c_int) -> c_int;
1145     pub fn toupper(c: c_int) -> c_int;
1146     pub fn fopen(filename: *const c_char, mode: *const c_char) -> *mut FILE;
1147     pub fn freopen(filename: *const c_char, mode: *const c_char, file: *mut FILE) -> *mut FILE;
1148     pub fn fflush(file: *mut FILE) -> c_int;
1149     pub fn fclose(file: *mut FILE) -> c_int;
1150     pub fn remove(filename: *const c_char) -> c_int;
1151     pub fn rename(oldname: *const c_char, newname: *const c_char) -> c_int;
1152     pub fn tmpfile() -> *mut FILE;
1153     pub fn setvbuf(stream: *mut FILE, buffer: *mut c_char, mode: c_int, size: size_t) -> c_int;
1154     pub fn setbuf(stream: *mut FILE, buf: *mut c_char);
1155     pub fn getchar() -> c_int;
1156     pub fn putchar(c: c_int) -> c_int;
1157     pub fn fgetc(stream: *mut FILE) -> c_int;
1158     pub fn fgets(buf: *mut c_char, n: c_int, stream: *mut FILE) -> *mut c_char;
1159     pub fn fputc(c: c_int, stream: *mut FILE) -> c_int;
1160     pub fn fputs(s: *const c_char, stream: *mut FILE) -> c_int;
1161     pub fn puts(s: *const c_char) -> c_int;
1162     pub fn ungetc(c: c_int, stream: *mut FILE) -> c_int;
1163     pub fn fread(ptr: *mut c_void, size: size_t, nobj: size_t, stream: *mut FILE) -> size_t;
1164     pub fn fwrite(ptr: *const c_void, size: size_t, nobj: size_t, stream: *mut FILE) -> size_t;
1165     pub fn fseek(stream: *mut FILE, offset: c_long, whence: c_int) -> c_int;
1166     pub fn ftell(stream: *mut FILE) -> c_long;
1167     pub fn rewind(stream: *mut FILE);
1168     pub fn fgetpos(stream: *mut FILE, ptr: *mut fpos_t) -> c_int;
1169     pub fn fsetpos(stream: *mut FILE, ptr: *const fpos_t) -> c_int;
1170     pub fn feof(stream: *mut FILE) -> c_int;
1171     pub fn ferror(stream: *mut FILE) -> c_int;
1172     pub fn perror(s: *const c_char);
1173     pub fn atof(s: *const c_char) -> c_double;
1174     pub fn atoi(s: *const c_char) -> c_int;
1175     pub fn atol(s: *const c_char) -> c_long;
1176     pub fn atoll(s: *const c_char) -> c_longlong;
1177     pub fn strtod(s: *const c_char, endp: *mut *mut c_char) -> c_double;
1178     pub fn strtof(s: *const c_char, endp: *mut *mut c_char) -> c_float;
1179     pub fn strtol(s: *const c_char, endp: *mut *mut c_char, base: c_int) -> c_long;
1180     pub fn strtoll(s: *const c_char, endp: *mut *mut c_char, base: c_int) -> c_longlong;
1181     pub fn strtoul(s: *const c_char, endp: *mut *mut c_char, base: c_int) -> c_ulong;
1182     pub fn strtoull(s: *const c_char, endp: *mut *mut c_char, base: c_int) -> c_ulonglong;
1183     pub fn calloc(nobj: size_t, size: size_t) -> *mut c_void;
1184     pub fn malloc(size: size_t) -> *mut c_void;
1185     pub fn realloc(p: *mut c_void, size: size_t) -> *mut c_void;
1186     pub fn free(p: *mut c_void);
1187     pub fn abort() -> !;
1188     pub fn exit(status: c_int) -> !;
1189     pub fn atexit(cb: extern "C" fn()) -> c_int;
1190     pub fn system(s: *const c_char) -> c_int;
1191     pub fn getenv(s: *const c_char) -> *mut c_char;
1192 
1193     pub fn strcpy(dst: *mut c_char, src: *const c_char) -> *mut c_char;
1194     pub fn strncpy(dst: *mut c_char, src: *const c_char, n: size_t) -> *mut c_char;
1195     pub fn strcat(s: *mut c_char, ct: *const c_char) -> *mut c_char;
1196     pub fn strncat(s: *mut c_char, ct: *const c_char, n: size_t) -> *mut c_char;
1197     pub fn strcmp(cs: *const c_char, ct: *const c_char) -> c_int;
1198     pub fn strncmp(cs: *const c_char, ct: *const c_char, n: size_t) -> c_int;
1199     pub fn strcoll(cs: *const c_char, ct: *const c_char) -> c_int;
1200     pub fn strchr(cs: *const c_char, c: c_int) -> *mut c_char;
1201     pub fn strrchr(cs: *const c_char, c: c_int) -> *mut c_char;
1202     pub fn strspn(cs: *const c_char, ct: *const c_char) -> size_t;
1203     pub fn strcspn(cs: *const c_char, ct: *const c_char) -> size_t;
1204     pub fn strdup(cs: *const c_char) -> *mut c_char;
1205     pub fn strpbrk(cs: *const c_char, ct: *const c_char) -> *mut c_char;
1206     pub fn strstr(cs: *const c_char, ct: *const c_char) -> *mut c_char;
1207     pub fn strcasecmp(s1: *const c_char, s2: *const c_char) -> c_int;
1208     pub fn strncasecmp(s1: *const c_char, s2: *const c_char, n: size_t) -> c_int;
1209     pub fn strlen(cs: *const c_char) -> size_t;
1210     pub fn strerror(n: c_int) -> *mut c_char;
1211     pub fn strtok(s: *mut c_char, t: *const c_char) -> *mut c_char;
1212     pub fn strxfrm(s: *mut c_char, ct: *const c_char, n: size_t) -> size_t;
1213     pub fn wcslen(buf: *const wchar_t) -> size_t;
1214     pub fn wcstombs(dest: *mut c_char, src: *const wchar_t, n: size_t) -> size_t;
1215 
1216     pub fn memchr(cx: *const c_void, c: c_int, n: size_t) -> *mut c_void;
1217     pub fn wmemchr(cx: *const wchar_t, c: wchar_t, n: size_t) -> *mut wchar_t;
1218     pub fn memcmp(cx: *const c_void, ct: *const c_void, n: size_t) -> c_int;
1219     pub fn memcpy(dest: *mut c_void, src: *const c_void, n: size_t) -> *mut c_void;
1220     pub fn memmove(dest: *mut c_void, src: *const c_void, n: size_t) -> *mut c_void;
1221     pub fn memset(dest: *mut c_void, c: c_int, n: size_t) -> *mut c_void;
1222 }
1223 
1224 extern "C" {
1225     pub fn fprintf(stream: *mut crate::FILE, format: *const c_char, ...) -> c_int;
1226     pub fn printf(format: *const c_char, ...) -> c_int;
1227     pub fn snprintf(s: *mut c_char, n: size_t, format: *const c_char, ...) -> c_int;
1228     pub fn sprintf(s: *mut c_char, format: *const c_char, ...) -> c_int;
1229     pub fn fscanf(stream: *mut crate::FILE, format: *const c_char, ...) -> c_int;
1230     pub fn scanf(format: *const c_char, ...) -> c_int;
1231     pub fn sscanf(s: *const c_char, format: *const c_char, ...) -> c_int;
1232     pub fn getchar_unlocked() -> c_int;
1233     pub fn putchar_unlocked(c: c_int) -> c_int;
1234     pub fn stat(path: *const c_char, buf: *mut stat) -> c_int;
1235     pub fn fdopen(fd: c_int, mode: *const c_char) -> *mut crate::FILE;
1236     pub fn fileno(stream: *mut crate::FILE) -> c_int;
1237     pub fn creat(path: *const c_char, mode: mode_t) -> c_int;
1238     pub fn rewinddir(dirp: *mut crate::DIR);
1239     pub fn fchown(fd: c_int, owner: crate::uid_t, group: crate::gid_t) -> c_int;
1240     pub fn access(path: *const c_char, amode: c_int) -> c_int;
1241     pub fn alarm(seconds: c_uint) -> c_uint;
1242     pub fn fchdir(dirfd: c_int) -> c_int;
1243     pub fn chown(path: *const c_char, uid: uid_t, gid: gid_t) -> c_int;
1244     pub fn fpathconf(filedes: c_int, name: c_int) -> c_long;
1245     pub fn getegid() -> gid_t;
1246     pub fn geteuid() -> uid_t;
1247     pub fn getgroups(ngroups_max: c_int, groups: *mut gid_t) -> c_int;
1248     pub fn getlogin() -> *mut c_char;
1249     pub fn getopt(argc: c_int, argv: *const *mut c_char, optstr: *const c_char) -> c_int;
1250     pub fn pathconf(path: *const c_char, name: c_int) -> c_long;
1251     pub fn pause() -> c_int;
1252     pub fn seteuid(uid: uid_t) -> c_int;
1253     pub fn setegid(gid: gid_t) -> c_int;
1254     pub fn sleep(secs: c_uint) -> c_uint;
1255     pub fn ttyname(fd: c_int) -> *mut c_char;
1256     pub fn wait(status: *mut c_int) -> pid_t;
1257     pub fn umask(mask: mode_t) -> mode_t;
1258     pub fn mlock(addr: *const c_void, len: size_t) -> c_int;
1259     pub fn mlockall(flags: c_int) -> c_int;
1260     pub fn munlock(addr: *const c_void, len: size_t) -> c_int;
1261     pub fn munlockall() -> c_int;
1262 
1263     pub fn mmap(
1264         addr: *mut c_void,
1265         len: size_t,
1266         prot: c_int,
1267         flags: c_int,
1268         fd: c_int,
1269         offset: off_t,
1270     ) -> *mut c_void;
1271     pub fn munmap(addr: *mut c_void, len: size_t) -> c_int;
1272 
1273     pub fn mprotect(addr: *mut c_void, len: size_t, prot: c_int) -> c_int;
1274     pub fn msync(addr: *mut c_void, len: size_t, flags: c_int) -> c_int;
1275 
1276     pub fn truncate(path: *const c_char, length: off_t) -> c_int;
1277     pub fn shm_open(name: *const c_char, oflag: c_int, mode: crate::mode_t) -> c_int;
1278     pub fn shm_unlink(name: *const c_char) -> c_int;
1279 
1280     pub fn gettimeofday(tp: *mut crate::timeval, tz: *mut c_void) -> c_int;
1281     pub fn pthread_exit(value: *mut c_void) -> !;
1282     pub fn pthread_attr_setdetachstate(attr: *mut crate::pthread_attr_t, state: c_int) -> c_int;
1283 
1284     pub fn strerror_r(errnum: c_int, buf: *mut c_char, buflen: size_t) -> c_int;
1285 
1286     pub fn sigaddset(set: *mut sigset_t, signum: c_int) -> c_int;
1287 
1288     pub fn sigaction(signum: c_int, act: *const sigaction, oldact: *mut sigaction) -> c_int;
1289 
1290     pub fn utimes(filename: *const c_char, times: *const crate::timeval) -> c_int;
1291 
1292     pub fn futimens(fd: c_int, times: *const crate::timespec) -> c_int;
1293 
1294     #[link_name = "_rtld_dlopen"]
1295     pub fn dlopen(filename: *const c_char, flag: c_int) -> *mut c_void;
1296 
1297     #[link_name = "_rtld_dlerror"]
1298     pub fn dlerror() -> *mut c_char;
1299 
1300     #[link_name = "_rtld_dlsym"]
1301     pub fn dlsym(handle: *mut c_void, symbol: *const c_char) -> *mut c_void;
1302 
1303     #[link_name = "_rtld_dlclose"]
1304     pub fn dlclose(handle: *mut c_void) -> c_int;
1305 
1306     #[link_name = "_rtld_dladdr"]
1307     pub fn dladdr(addr: *mut c_void, info: *mut Dl_info) -> c_int;
1308 
1309     // time.h
1310     pub fn gmtime_r(time_p: *const time_t, result: *mut tm) -> *mut tm;
1311     pub fn localtime_r(time_p: *const time_t, result: *mut tm) -> *mut tm;
1312     pub fn mktime(tm: *mut tm) -> time_t;
1313     pub fn time(time: *mut time_t) -> time_t;
1314     pub fn gmtime(time_p: *const time_t) -> *mut tm;
1315     pub fn localtime(time_p: *const time_t) -> *mut tm;
1316     pub fn timegm(tm: *mut tm) -> time_t;
1317     pub fn difftime(time1: time_t, time0: time_t) -> c_double;
1318     pub fn gethostname(name: *mut c_char, len: size_t) -> c_int;
1319     pub fn usleep(secs: crate::useconds_t) -> c_int;
1320     pub fn putenv(string: *mut c_char) -> c_int;
1321     pub fn setlocale(category: c_int, locale: *const c_char) -> *mut c_char;
1322 
1323     pub fn sigprocmask(how: c_int, set: *const sigset_t, oldset: *mut sigset_t) -> c_int;
1324     pub fn sigpending(set: *mut sigset_t) -> c_int;
1325 
1326     pub fn mkfifo(path: *const c_char, mode: mode_t) -> c_int;
1327 
1328     pub fn fseeko(stream: *mut crate::FILE, offset: off_t, whence: c_int) -> c_int;
1329     pub fn ftello(stream: *mut crate::FILE) -> off_t;
1330     pub fn mkstemp(template: *mut c_char) -> c_int;
1331 
1332     pub fn tmpnam(ptr: *mut c_char) -> *mut c_char;
1333 
1334     pub fn openlog(ident: *const c_char, logopt: c_int, facility: c_int);
1335     pub fn closelog();
1336     pub fn setlogmask(maskpri: c_int) -> c_int;
1337     pub fn syslog(priority: c_int, message: *const c_char, ...);
1338     pub fn getline(lineptr: *mut *mut c_char, n: *mut size_t, stream: *mut FILE) -> ssize_t;
1339 
1340 }
1341 
1342 extern "C" {
1343     // stdlib.h
1344     pub fn memalign(block_size: size_t, size_arg: size_t) -> *mut c_void;
1345 
1346     // ioLib.h
1347     pub fn getcwd(buf: *mut c_char, size: size_t) -> *mut c_char;
1348 
1349     // ioLib.h
1350     pub fn chdir(attr: *const c_char) -> c_int;
1351 
1352     // pthread.h
1353     pub fn pthread_mutexattr_init(attr: *mut pthread_mutexattr_t) -> c_int;
1354 
1355     // pthread.h
1356     pub fn pthread_mutexattr_destroy(attr: *mut pthread_mutexattr_t) -> c_int;
1357 
1358     // pthread.h
1359     pub fn pthread_mutexattr_settype(pAttr: *mut crate::pthread_mutexattr_t, pType: c_int)
1360         -> c_int;
1361 
1362     // pthread.h
1363     pub fn pthread_mutex_init(
1364         mutex: *mut pthread_mutex_t,
1365         attr: *const pthread_mutexattr_t,
1366     ) -> c_int;
1367 
1368     // pthread.h
1369     pub fn pthread_mutex_destroy(mutex: *mut pthread_mutex_t) -> c_int;
1370 
1371     // pthread.h
1372     pub fn pthread_mutex_lock(mutex: *mut pthread_mutex_t) -> c_int;
1373 
1374     // pthread.h
1375     pub fn pthread_mutex_trylock(mutex: *mut pthread_mutex_t) -> c_int;
1376 
1377     // pthread.h
1378     pub fn pthread_mutex_timedlock(attr: *mut pthread_mutex_t, spec: *const timespec) -> c_int;
1379 
1380     // pthread.h
1381     pub fn pthread_mutex_unlock(mutex: *mut pthread_mutex_t) -> c_int;
1382 
1383     // pthread.h
1384     pub fn pthread_attr_setname(pAttr: *mut crate::pthread_attr_t, name: *mut c_char) -> c_int;
1385 
1386     // pthread.h
1387     pub fn pthread_attr_setstacksize(attr: *mut crate::pthread_attr_t, stacksize: size_t) -> c_int;
1388 
1389     // pthread.h
1390     pub fn pthread_attr_getstacksize(
1391         attr: *const crate::pthread_attr_t,
1392         size: *mut size_t,
1393     ) -> c_int;
1394 
1395     // pthread.h
1396     pub fn pthread_attr_init(attr: *mut crate::pthread_attr_t) -> c_int;
1397 
1398     // pthread.h
1399     pub fn pthread_create(
1400         pThread: *mut crate::pthread_t,
1401         pAttr: *const crate::pthread_attr_t,
1402         start_routine: extern "C" fn(*mut c_void) -> *mut c_void,
1403         value: *mut c_void,
1404     ) -> c_int;
1405 
1406     //pthread.h
1407     pub fn pthread_setschedparam(
1408         native: crate::pthread_t,
1409         policy: c_int,
1410         param: *const crate::sched_param,
1411     ) -> c_int;
1412 
1413     //pthread.h
1414     pub fn pthread_getschedparam(
1415         native: crate::pthread_t,
1416         policy: *mut c_int,
1417         param: *mut crate::sched_param,
1418     ) -> c_int;
1419 
1420     //pthread.h
1421     pub fn pthread_attr_setinheritsched(
1422         attr: *mut crate::pthread_attr_t,
1423         inheritsched: c_int,
1424     ) -> c_int;
1425 
1426     //pthread.h
1427     pub fn pthread_attr_setschedpolicy(attr: *mut crate::pthread_attr_t, policy: c_int) -> c_int;
1428 
1429     // pthread.h
1430     pub fn pthread_attr_destroy(thread: *mut crate::pthread_attr_t) -> c_int;
1431 
1432     // pthread.h
1433     pub fn pthread_detach(thread: crate::pthread_t) -> c_int;
1434 
1435     // int pthread_atfork (void (*)(void), void (*)(void), void (*)(void));
1436     pub fn pthread_atfork(
1437         prepare: Option<unsafe extern "C" fn()>,
1438         parent: Option<unsafe extern "C" fn()>,
1439         child: Option<unsafe extern "C" fn()>,
1440     ) -> c_int;
1441 
1442     // stat.h
1443     pub fn fstat(fildes: c_int, buf: *mut stat) -> c_int;
1444 
1445     // stat.h
1446     pub fn lstat(path: *const c_char, buf: *mut stat) -> c_int;
1447 
1448     // unistd.h
1449     pub fn ftruncate(fd: c_int, length: off_t) -> c_int;
1450 
1451     // dirent.h
1452     pub fn readdir_r(
1453         pDir: *mut crate::DIR,
1454         entry: *mut crate::dirent,
1455         result: *mut *mut crate::dirent,
1456     ) -> c_int;
1457 
1458     // dirent.h
1459     pub fn readdir(pDir: *mut crate::DIR) -> *mut crate::dirent;
1460 
1461     // fcntl.h or
1462     // ioLib.h
1463     pub fn open(path: *const c_char, oflag: c_int, ...) -> c_int;
1464 
1465     // poll.h
1466     pub fn poll(fds: *mut pollfd, nfds: nfds_t, timeout: c_int) -> c_int;
1467 
1468     // pthread.h
1469     pub fn pthread_condattr_init(attr: *mut crate::pthread_condattr_t) -> c_int;
1470 
1471     // pthread.h
1472     pub fn pthread_condattr_destroy(attr: *mut crate::pthread_condattr_t) -> c_int;
1473 
1474     // pthread.h
1475     pub fn pthread_condattr_getclock(
1476         pAttr: *const crate::pthread_condattr_t,
1477         pClockId: *mut crate::clockid_t,
1478     ) -> c_int;
1479 
1480     // pthread.h
1481     pub fn pthread_condattr_setclock(
1482         pAttr: *mut crate::pthread_condattr_t,
1483         clockId: crate::clockid_t,
1484     ) -> c_int;
1485 
1486     // pthread.h
1487     pub fn pthread_cond_init(
1488         cond: *mut crate::pthread_cond_t,
1489         attr: *const crate::pthread_condattr_t,
1490     ) -> c_int;
1491 
1492     // pthread.h
1493     pub fn pthread_cond_destroy(cond: *mut pthread_cond_t) -> c_int;
1494 
1495     // pthread.h
1496     pub fn pthread_cond_signal(cond: *mut crate::pthread_cond_t) -> c_int;
1497 
1498     // pthread.h
1499     pub fn pthread_cond_broadcast(cond: *mut crate::pthread_cond_t) -> c_int;
1500 
1501     // pthread.h
1502     pub fn pthread_cond_wait(
1503         cond: *mut crate::pthread_cond_t,
1504         mutex: *mut crate::pthread_mutex_t,
1505     ) -> c_int;
1506 
1507     // pthread.h
1508     pub fn pthread_rwlockattr_init(attr: *mut crate::pthread_rwlockattr_t) -> c_int;
1509 
1510     // pthread.h
1511     pub fn pthread_rwlockattr_destroy(attr: *mut crate::pthread_rwlockattr_t) -> c_int;
1512 
1513     // pthread.h
1514     pub fn pthread_rwlockattr_setmaxreaders(
1515         attr: *mut crate::pthread_rwlockattr_t,
1516         attr2: c_uint,
1517     ) -> c_int;
1518 
1519     // pthread.h
1520     pub fn pthread_rwlock_init(
1521         attr: *mut crate::pthread_rwlock_t,
1522         host: *const crate::pthread_rwlockattr_t,
1523     ) -> c_int;
1524 
1525     // pthread.h
1526     pub fn pthread_rwlock_destroy(attr: *mut crate::pthread_rwlock_t) -> c_int;
1527 
1528     // pthread.h
1529     pub fn pthread_rwlock_rdlock(attr: *mut crate::pthread_rwlock_t) -> c_int;
1530 
1531     // pthread.h
1532     pub fn pthread_rwlock_tryrdlock(attr: *mut crate::pthread_rwlock_t) -> c_int;
1533 
1534     // pthread.h
1535     pub fn pthread_rwlock_timedrdlock(
1536         attr: *mut crate::pthread_rwlock_t,
1537         host: *const crate::timespec,
1538     ) -> c_int;
1539 
1540     // pthread.h
1541     pub fn pthread_rwlock_wrlock(attr: *mut crate::pthread_rwlock_t) -> c_int;
1542 
1543     // pthread.h
1544     pub fn pthread_rwlock_trywrlock(attr: *mut crate::pthread_rwlock_t) -> c_int;
1545 
1546     // pthread.h
1547     pub fn pthread_rwlock_timedwrlock(
1548         attr: *mut crate::pthread_rwlock_t,
1549         host: *const crate::timespec,
1550     ) -> c_int;
1551 
1552     // pthread.h
1553     pub fn pthread_rwlock_unlock(attr: *mut crate::pthread_rwlock_t) -> c_int;
1554 
1555     // pthread.h
1556     pub fn pthread_key_create(
1557         key: *mut crate::pthread_key_t,
1558         dtor: Option<unsafe extern "C" fn(*mut c_void)>,
1559     ) -> c_int;
1560 
1561     // pthread.h
1562     pub fn pthread_key_delete(key: crate::pthread_key_t) -> c_int;
1563 
1564     // pthread.h
1565     pub fn pthread_setspecific(key: crate::pthread_key_t, value: *const c_void) -> c_int;
1566 
1567     // pthread.h
1568     pub fn pthread_getspecific(key: crate::pthread_key_t) -> *mut c_void;
1569 
1570     // pthread.h
1571     pub fn pthread_cond_timedwait(
1572         cond: *mut crate::pthread_cond_t,
1573         mutex: *mut crate::pthread_mutex_t,
1574         abstime: *const crate::timespec,
1575     ) -> c_int;
1576 
1577     // pthread.h
1578     pub fn pthread_attr_getname(attr: *mut crate::pthread_attr_t, name: *mut *mut c_char) -> c_int;
1579 
1580     // pthread.h
1581     pub fn pthread_join(thread: crate::pthread_t, status: *mut *mut c_void) -> c_int;
1582 
1583     // pthread.h
1584     pub fn pthread_self() -> crate::pthread_t;
1585 
1586     // clockLib.h
1587     pub fn clock_gettime(clock_id: crate::clockid_t, tp: *mut crate::timespec) -> c_int;
1588 
1589     // clockLib.h
1590     pub fn clock_settime(clock_id: crate::clockid_t, tp: *const crate::timespec) -> c_int;
1591 
1592     // clockLib.h
1593     pub fn clock_getres(clock_id: crate::clockid_t, res: *mut crate::timespec) -> c_int;
1594 
1595     // clockLib.h
1596     pub fn clock_nanosleep(
1597         clock_id: crate::clockid_t,
1598         flags: c_int,
1599         rqtp: *const crate::timespec,
1600         rmtp: *mut crate::timespec,
1601     ) -> c_int;
1602 
1603     // timerLib.h
1604     pub fn nanosleep(rqtp: *const crate::timespec, rmtp: *mut crate::timespec) -> c_int;
1605 
1606     // socket.h
1607     pub fn accept(s: c_int, addr: *mut crate::sockaddr, addrlen: *mut crate::socklen_t) -> c_int;
1608 
1609     // socket.h
1610     pub fn bind(fd: c_int, addr: *const sockaddr, len: socklen_t) -> c_int;
1611 
1612     // socket.h
1613     pub fn connect(s: c_int, name: *const crate::sockaddr, namelen: crate::socklen_t) -> c_int;
1614 
1615     // socket.h
1616     pub fn getpeername(
1617         s: c_int,
1618         name: *mut crate::sockaddr,
1619         namelen: *mut crate::socklen_t,
1620     ) -> c_int;
1621 
1622     // socket.h
1623     pub fn getsockname(socket: c_int, address: *mut sockaddr, address_len: *mut socklen_t)
1624         -> c_int;
1625 
1626     // socket.h
1627     pub fn getsockopt(
1628         sockfd: c_int,
1629         level: c_int,
1630         optname: c_int,
1631         optval: *mut c_void,
1632         optlen: *mut crate::socklen_t,
1633     ) -> c_int;
1634 
1635     // socket.h
1636     pub fn listen(socket: c_int, backlog: c_int) -> c_int;
1637 
1638     // socket.h
1639     pub fn recv(s: c_int, buf: *mut c_void, bufLen: size_t, flags: c_int) -> ssize_t;
1640 
1641     // socket.h
1642     pub fn recvfrom(
1643         s: c_int,
1644         buf: *mut c_void,
1645         bufLen: size_t,
1646         flags: c_int,
1647         from: *mut crate::sockaddr,
1648         pFromLen: *mut crate::socklen_t,
1649     ) -> ssize_t;
1650 
1651     pub fn recvmsg(socket: c_int, mp: *mut crate::msghdr, flags: c_int) -> ssize_t;
1652 
1653     // socket.h
1654     pub fn send(socket: c_int, buf: *const c_void, len: size_t, flags: c_int) -> ssize_t;
1655 
1656     pub fn sendmsg(socket: c_int, mp: *const crate::msghdr, flags: c_int) -> ssize_t;
1657 
1658     // socket.h
1659     pub fn sendto(
1660         socket: c_int,
1661         buf: *const c_void,
1662         len: size_t,
1663         flags: c_int,
1664         addr: *const sockaddr,
1665         addrlen: socklen_t,
1666     ) -> ssize_t;
1667 
1668     // socket.h
1669     pub fn setsockopt(
1670         socket: c_int,
1671         level: c_int,
1672         name: c_int,
1673         value: *const c_void,
1674         option_len: socklen_t,
1675     ) -> c_int;
1676 
1677     // socket.h
1678     pub fn shutdown(s: c_int, how: c_int) -> c_int;
1679 
1680     // socket.h
1681     pub fn socket(domain: c_int, _type: c_int, protocol: c_int) -> c_int;
1682 
1683     // icotl.h
1684     pub fn ioctl(fd: c_int, request: c_int, ...) -> c_int;
1685 
1686     // fcntl.h
1687     pub fn fcntl(fd: c_int, cmd: c_int, ...) -> c_int;
1688 
1689     // ntp_rfc2553.h for kernel
1690     // netdb.h for user
1691     pub fn gai_strerror(errcode: c_int) -> *mut c_char;
1692 
1693     // ioLib.h or
1694     // unistd.h
1695     pub fn close(fd: c_int) -> c_int;
1696 
1697     // ioLib.h or
1698     // unistd.h
1699     pub fn read(fd: c_int, buf: *mut c_void, count: size_t) -> ssize_t;
1700 
1701     // ioLib.h or
1702     // unistd.h
1703     pub fn write(fd: c_int, buf: *const c_void, count: size_t) -> ssize_t;
1704 
1705     // ioLib.h or
1706     // unistd.h
1707     pub fn isatty(fd: c_int) -> c_int;
1708 
1709     // ioLib.h or
1710     // unistd.h
1711     pub fn dup(src: c_int) -> c_int;
1712 
1713     // ioLib.h or
1714     // unistd.h
1715     pub fn dup2(src: c_int, dst: c_int) -> c_int;
1716 
1717     // ioLib.h or
1718     // unistd.h
1719     pub fn pipe(fds: *mut c_int) -> c_int;
1720 
1721     // ioLib.h or
1722     // unistd.h
1723     pub fn unlink(pathname: *const c_char) -> c_int;
1724 
1725     // unistd.h and
1726     // ioLib.h
1727     pub fn lseek(fd: c_int, offset: off_t, whence: c_int) -> off_t;
1728 
1729     // netdb.h
1730     pub fn getaddrinfo(
1731         node: *const c_char,
1732         service: *const c_char,
1733         hints: *const addrinfo,
1734         res: *mut *mut addrinfo,
1735     ) -> c_int;
1736 
1737     // netdb.h
1738     pub fn freeaddrinfo(res: *mut addrinfo);
1739 
1740     // signal.h
1741     pub fn signal(signum: c_int, handler: sighandler_t) -> sighandler_t;
1742 
1743     // unistd.h
1744     pub fn getpid() -> pid_t;
1745 
1746     // unistd.h
1747     pub fn getppid() -> pid_t;
1748 
1749     // wait.h
1750     pub fn waitpid(pid: pid_t, status: *mut c_int, optons: c_int) -> pid_t;
1751 
1752     // unistd.h
1753     pub fn sysconf(attr: c_int) -> c_long;
1754 
1755     // stdlib.h
1756     pub fn setenv(
1757         // setenv.c
1758         envVarName: *const c_char,
1759         envVarValue: *const c_char,
1760         overwrite: c_int,
1761     ) -> c_int;
1762 
1763     // stdlib.h
1764     pub fn unsetenv(
1765         // setenv.c
1766         envVarName: *const c_char,
1767     ) -> c_int;
1768 
1769     // stdlib.h
1770     pub fn realpath(fileName: *const c_char, resolvedName: *mut c_char) -> *mut c_char;
1771 
1772     // unistd.h
1773     pub fn link(src: *const c_char, dst: *const c_char) -> c_int;
1774 
1775     // unistd.h
1776     pub fn readlink(path: *const c_char, buf: *mut c_char, bufsize: size_t) -> ssize_t;
1777 
1778     // unistd.h
1779     pub fn symlink(path1: *const c_char, path2: *const c_char) -> c_int;
1780 
1781     // dirent.h
1782     pub fn opendir(name: *const c_char) -> *mut crate::DIR;
1783 
1784     // unistd.h
1785     pub fn rmdir(path: *const c_char) -> c_int;
1786 
1787     // stat.h
1788     pub fn mkdir(dirName: *const c_char, mode: crate::mode_t) -> c_int;
1789 
1790     // stat.h
1791     pub fn chmod(path: *const c_char, mode: crate::mode_t) -> c_int;
1792 
1793     // stat.h
1794     pub fn fchmod(attr1: c_int, attr2: crate::mode_t) -> c_int;
1795 
1796     // unistd.h
1797     pub fn fsync(fd: c_int) -> c_int;
1798 
1799     // dirent.h
1800     pub fn closedir(ptr: *mut crate::DIR) -> c_int;
1801 
1802     //sched.h
1803     pub fn sched_get_priority_max(policy: c_int) -> c_int;
1804 
1805     //sched.h
1806     pub fn sched_get_priority_min(policy: c_int) -> c_int;
1807 
1808     //sched.h
1809     pub fn sched_setparam(pid: crate::pid_t, param: *const crate::sched_param) -> c_int;
1810 
1811     //sched.h
1812     pub fn sched_getparam(pid: crate::pid_t, param: *mut crate::sched_param) -> c_int;
1813 
1814     //sched.h
1815     pub fn sched_setscheduler(
1816         pid: crate::pid_t,
1817         policy: c_int,
1818         param: *const crate::sched_param,
1819     ) -> c_int;
1820 
1821     //sched.h
1822     pub fn sched_getscheduler(pid: crate::pid_t) -> c_int;
1823 
1824     //sched.h
1825     pub fn sched_rr_get_interval(pid: crate::pid_t, tp: *mut crate::timespec) -> c_int;
1826 
1827     // sched.h
1828     pub fn sched_yield() -> c_int;
1829 
1830     // errnoLib.h
1831     pub fn errnoSet(err: c_int) -> c_int;
1832 
1833     // errnoLib.h
1834     pub fn errnoGet() -> c_int;
1835 
1836     // unistd.h
1837     pub fn _exit(status: c_int) -> !;
1838 
1839     // unistd.h
1840     pub fn setgid(gid: crate::gid_t) -> c_int;
1841 
1842     // unistd.h
1843     pub fn getgid() -> crate::gid_t;
1844 
1845     // unistd.h
1846     pub fn setuid(uid: crate::uid_t) -> c_int;
1847 
1848     // unistd.h
1849     pub fn getuid() -> crate::uid_t;
1850 
1851     // signal.h
1852     pub fn sigemptyset(__set: *mut sigset_t) -> c_int;
1853 
1854     // pthread.h for kernel
1855     // signal.h for user
1856     pub fn pthread_sigmask(__how: c_int, __set: *const sigset_t, __oset: *mut sigset_t) -> c_int;
1857 
1858     // signal.h for user
1859     pub fn kill(__pid: pid_t, __signo: c_int) -> c_int;
1860 
1861     // signal.h for user
1862     pub fn sigqueue(__pid: pid_t, __signo: c_int, __value: crate::sigval) -> c_int;
1863 
1864     // signal.h for user
1865     pub fn _sigqueue(
1866         rtpId: crate::RTP_ID,
1867         signo: c_int,
1868         pValue: *const crate::sigval,
1869         sigCode: c_int,
1870     ) -> c_int;
1871 
1872     // signal.h
1873     pub fn taskKill(taskId: crate::TASK_ID, signo: c_int) -> c_int;
1874 
1875     // signal.h
1876     pub fn raise(__signo: c_int) -> c_int;
1877 
1878     // taskLibCommon.h
1879     pub fn taskIdSelf() -> crate::TASK_ID;
1880     pub fn taskDelay(ticks: crate::_Vx_ticks_t) -> c_int;
1881 
1882     // taskLib.h
1883     pub fn taskNameSet(task_id: crate::TASK_ID, task_name: *mut c_char) -> c_int;
1884     pub fn taskNameGet(task_id: crate::TASK_ID, buf_name: *mut c_char, bufsize: size_t) -> c_int;
1885 
1886     // rtpLibCommon.h
1887     pub fn rtpInfoGet(rtpId: crate::RTP_ID, rtpStruct: *mut crate::RTP_DESC) -> c_int;
1888     pub fn rtpSpawn(
1889         pubrtpFileName: *const c_char,
1890         argv: *mut *const c_char,
1891         envp: *mut *const c_char,
1892         priority: c_int,
1893         uStackSize: size_t,
1894         options: c_int,
1895         taskOptions: c_int,
1896     ) -> RTP_ID;
1897 
1898     // ioLib.h
1899     pub fn _realpath(fileName: *const c_char, resolvedName: *mut c_char) -> *mut c_char;
1900 
1901     // pathLib.h
1902     pub fn _pathIsAbsolute(filepath: *const c_char, pNameTail: *mut *const c_char) -> BOOL;
1903 
1904     pub fn writev(fd: c_int, iov: *const crate::iovec, iovcnt: c_int) -> ssize_t;
1905     pub fn readv(fd: c_int, iov: *const crate::iovec, iovcnt: c_int) -> ssize_t;
1906 
1907     // randomNumGen.h
1908     pub fn randBytes(buf: *mut c_uchar, length: c_int) -> c_int;
1909     pub fn randABytes(buf: *mut c_uchar, length: c_int) -> c_int;
1910     pub fn randUBytes(buf: *mut c_uchar, length: c_int) -> c_int;
1911     pub fn randSecure() -> c_int;
1912 
1913     // mqueue.h
1914     pub fn mq_open(name: *const c_char, oflag: c_int, ...) -> crate::mqd_t;
1915     pub fn mq_close(mqd: crate::mqd_t) -> c_int;
1916     pub fn mq_unlink(name: *const c_char) -> c_int;
1917     pub fn mq_receive(
1918         mqd: crate::mqd_t,
1919         msg_ptr: *mut c_char,
1920         msg_len: size_t,
1921         msg_prio: *mut c_uint,
1922     ) -> ssize_t;
1923     pub fn mq_timedreceive(
1924         mqd: crate::mqd_t,
1925         msg_ptr: *mut c_char,
1926         msg_len: size_t,
1927         msg_prio: *mut c_uint,
1928         abs_timeout: *const crate::timespec,
1929     ) -> ssize_t;
1930     pub fn mq_send(
1931         mqd: crate::mqd_t,
1932         msg_ptr: *const c_char,
1933         msg_len: size_t,
1934         msg_prio: c_uint,
1935     ) -> c_int;
1936     pub fn mq_timedsend(
1937         mqd: crate::mqd_t,
1938         msg_ptr: *const c_char,
1939         msg_len: size_t,
1940         msg_prio: c_uint,
1941         abs_timeout: *const crate::timespec,
1942     ) -> c_int;
1943     pub fn mq_getattr(mqd: crate::mqd_t, attr: *mut crate::mq_attr) -> c_int;
1944     pub fn mq_setattr(
1945         mqd: crate::mqd_t,
1946         newattr: *const crate::mq_attr,
1947         oldattr: *mut crate::mq_attr,
1948     ) -> c_int;
1949 
1950     // vxCpuLib.h
1951     pub fn vxCpuEnabledGet() -> crate::cpuset_t; // Get set of running CPU's in the system
1952     pub fn vxCpuConfiguredGet() -> crate::cpuset_t; // Get set of Configured CPU's in the system
1953 }
1954 
1955 //Dummy functions, these don't really exist in VxWorks.
1956 
1957 // wait.h macros
1958 safe_f! {
1959     pub {const} fn WIFEXITED(status: c_int) -> bool {
1960         (status & 0xFF00) == 0
1961     }
1962     pub {const} fn WIFSIGNALED(status: c_int) -> bool {
1963         (status & 0xFF00) != 0
1964     }
1965     pub {const} fn WIFSTOPPED(status: c_int) -> bool {
1966         (status & 0xFF0000) != 0
1967     }
1968     pub {const} fn WEXITSTATUS(status: c_int) -> c_int {
1969         status & 0xFF
1970     }
1971     pub {const} fn WTERMSIG(status: c_int) -> c_int {
1972         (status >> 8) & 0xFF
1973     }
1974     pub {const} fn WSTOPSIG(status: c_int) -> c_int {
1975         (status >> 16) & 0xFF
1976     }
1977 }
1978 
1979 pub fn pread(_fd: c_int, _buf: *mut c_void, _count: size_t, _offset: off64_t) -> ssize_t {
1980     -1
1981 }
1982 
1983 pub fn pwrite(_fd: c_int, _buf: *const c_void, _count: size_t, _offset: off64_t) -> ssize_t {
1984     -1
1985 }
1986 pub fn posix_memalign(memptr: *mut *mut c_void, align: size_t, size: size_t) -> c_int {
1987     // check to see if align is a power of 2 and if align is a multiple
1988     //  of sizeof(void *)
1989     if (align & align - 1 != 0) || (align as usize % size_of::<size_t>() != 0) {
1990         return crate::EINVAL;
1991     }
1992 
1993     unsafe {
1994         // posix_memalign should not set errno
1995         let e = crate::errnoGet();
1996 
1997         let temp = memalign(align, size);
1998         crate::errnoSet(e as c_int);
1999 
2000         if temp.is_null() {
2001             crate::ENOMEM
2002         } else {
2003             *memptr = temp;
2004             0
2005         }
2006     }
2007 }
2008 
2009 cfg_if! {
2010     if #[cfg(target_arch = "aarch64")] {
2011         mod aarch64;
2012         pub use self::aarch64::*;
2013     } else if #[cfg(target_arch = "arm")] {
2014         mod arm;
2015         pub use self::arm::*;
2016     } else if #[cfg(target_arch = "x86")] {
2017         mod x86;
2018         pub use self::x86::*;
2019     } else if #[cfg(target_arch = "x86_64")] {
2020         mod x86_64;
2021         pub use self::x86_64::*;
2022     } else if #[cfg(target_arch = "powerpc")] {
2023         mod powerpc;
2024         pub use self::powerpc::*;
2025     } else if #[cfg(target_arch = "powerpc64")] {
2026         mod powerpc64;
2027         pub use self::powerpc64::*;
2028     } else if #[cfg(target_arch = "riscv32")] {
2029         mod riscv32;
2030         pub use self::riscv32::*;
2031     } else if #[cfg(target_arch = "riscv64")] {
2032         mod riscv64;
2033         pub use self::riscv64::*;
2034     } else {
2035         // Unknown target_arch
2036     }
2037 }
2038