xref: /rust-libc-0.2.174/src/unix/newlib/mod.rs (revision 63a2ff70) 
1 pub type blkcnt_t = i32;
2 pub type blksize_t = i32;
3 pub type clockid_t = ::c_ulong;
4 pub type dev_t = u32;
5 pub type fsblkcnt_t = u64;
6 pub type fsfilcnt_t = u32;
7 pub type id_t = u32;
8 pub type ino_t = u32;
9 pub type key_t = ::c_int;
10 pub type loff_t = ::c_longlong;
11 pub type mode_t = ::c_uint;
12 pub type nfds_t = u32;
13 pub type nlink_t = ::c_ushort;
14 pub type off_t = i64;
15 pub type pthread_t = ::c_ulong;
16 pub type pthread_key_t = ::c_uint;
17 pub type rlim_t = u32;
18 
19 cfg_if! {
20     if #[cfg(target_os = "horizon")] {
21         pub type sa_family_t = u16;
22     } else {
23         pub type sa_family_t = u8;
24     }
25 }
26 
27 pub type socklen_t = u32;
28 pub type speed_t = u32;
29 pub type suseconds_t = i32;
30 pub type tcflag_t = ::c_uint;
31 pub type time_t = i32;
32 pub type useconds_t = u32;
33 
34 s! {
35     // The order of the `ai_addr` field in this struct is crucial
36     // for converting between the Rust and C types.
37     pub struct addrinfo {
38         pub ai_flags: ::c_int,
39         pub ai_family: ::c_int,
40         pub ai_socktype: ::c_int,
41         pub ai_protocol: ::c_int,
42         pub ai_addrlen: socklen_t,
43 
44         #[cfg(target_os = "espidf")]
45         pub ai_addr: *mut sockaddr,
46 
47         pub ai_canonname: *mut ::c_char,
48 
49         #[cfg(not(any(
50             target_os = "espidf",
51             all(libc_cfg_target_vendor, target_arch = "powerpc", target_vendor = "nintendo"))))]
52         pub ai_addr: *mut sockaddr,
53 
54         pub ai_next: *mut addrinfo,
55     }
56 
57     pub struct ip_mreq {
58         pub imr_multiaddr: in_addr,
59         pub imr_interface: in_addr,
60     }
61 
62     pub struct linger {
63         pub l_onoff: ::c_int,
64         pub l_linger: ::c_int,
65     }
66 
67     pub struct in_addr {
68             pub s_addr: ::in_addr_t,
69     }
70 
71     pub struct hostent {
72             pub h_name: *mut ::c_char,
73             pub h_aliases: *mut *mut ::c_char,
74             pub h_addrtype: ::c_int,
75             pub h_length: ::c_int,
76             pub h_addr_list: *mut *mut ::c_char,
77             pub h_addr: *mut ::c_char,
78     }
79 
80     pub struct pollfd {
81         pub fd: ::c_int,
82         pub events: ::c_int,
83         pub revents: ::c_int,
84     }
85 
86     pub struct lconv {
87         pub decimal_point: *mut ::c_char,
88         pub thousands_sep: *mut ::c_char,
89         pub grouping: *mut ::c_char,
90         pub int_curr_symbol: *mut ::c_char,
91         pub currency_symbol: *mut ::c_char,
92         pub mon_decimal_point: *mut ::c_char,
93         pub mon_thousands_sep: *mut ::c_char,
94         pub mon_grouping: *mut ::c_char,
95         pub positive_sign: *mut ::c_char,
96         pub negative_sign: *mut ::c_char,
97         pub int_frac_digits: ::c_char,
98         pub frac_digits: ::c_char,
99         pub p_cs_precedes: ::c_char,
100         pub p_sep_by_space: ::c_char,
101         pub n_cs_precedes: ::c_char,
102         pub n_sep_by_space: ::c_char,
103         pub p_sign_posn: ::c_char,
104         pub n_sign_posn: ::c_char,
105         pub int_n_cs_precedes: ::c_char,
106         pub int_n_sep_by_space: ::c_char,
107         pub int_n_sign_posn: ::c_char,
108         pub int_p_cs_precedes: ::c_char,
109         pub int_p_sep_by_space: ::c_char,
110         pub int_p_sign_posn: ::c_char,
111     }
112 
113     pub struct tm {
114         pub tm_sec: ::c_int,
115         pub tm_min: ::c_int,
116         pub tm_hour: ::c_int,
117         pub tm_mday: ::c_int,
118         pub tm_mon: ::c_int,
119         pub tm_year: ::c_int,
120         pub tm_wday: ::c_int,
121         pub tm_yday: ::c_int,
122         pub tm_isdst: ::c_int,
123     }
124 
125     pub struct stat {
126         pub st_dev: ::dev_t,
127         pub st_ino: ::ino_t,
128         pub st_mode: ::mode_t,
129         pub st_nlink: ::nlink_t,
130         pub st_uid: ::uid_t,
131         pub st_gid: ::gid_t,
132         pub st_rdev: dev_t,
133         pub st_size: off_t,
134         pub st_atime: time_t,
135         pub st_spare1: ::c_long,
136         pub st_mtime: time_t,
137         pub st_spare2: ::c_long,
138         pub st_ctime: time_t,
139         pub st_spare3: ::c_long,
140         pub st_blksize: blksize_t,
141         pub st_blocks: blkcnt_t,
142         pub st_spare4: [::c_long; 2usize],
143     }
144 
145     pub struct statvfs {
146         pub f_bsize: ::c_ulong,
147         pub f_frsize: ::c_ulong,
148         pub f_blocks: fsblkcnt_t,
149         pub f_bfree: fsblkcnt_t,
150         pub f_bavail: fsblkcnt_t,
151         pub f_files: fsfilcnt_t,
152         pub f_ffree: fsfilcnt_t,
153         pub f_favail: fsfilcnt_t,
154         pub f_fsid: ::c_ulong,
155         pub f_flag: ::c_ulong,
156         pub f_namemax: ::c_ulong,
157     }
158 
159     pub struct sigset_t {
160         __val: [::c_ulong; 16],
161     }
162 
163     pub struct sigaction {
164         pub sa_handler: extern fn(arg1: ::c_int),
165         pub sa_mask: sigset_t,
166         pub sa_flags: ::c_int,
167     }
168 
169     pub struct dirent {
170         pub d_ino: ino_t,
171         pub d_type: ::c_uchar,
172         pub d_name: [::c_char; 256usize],
173     }
174 
175     pub struct stack_t {
176         pub ss_sp: *mut ::c_void,
177         pub ss_flags: ::c_int,
178         pub ss_size: usize,
179     }
180 
181     pub struct fd_set { // Unverified
182         fds_bits: [::c_ulong; FD_SETSIZE / ULONG_SIZE],
183     }
184 
185     pub struct passwd { // Unverified
186         pub pw_name: *mut ::c_char,
187         pub pw_passwd: *mut ::c_char,
188         pub pw_uid: ::uid_t,
189         pub pw_gid: ::gid_t,
190         pub pw_gecos: *mut ::c_char,
191         pub pw_dir: *mut ::c_char,
192         pub pw_shell: *mut ::c_char,
193     }
194 
195     pub struct termios { // Unverified
196         pub c_iflag: ::tcflag_t,
197         pub c_oflag: ::tcflag_t,
198         pub c_cflag: ::tcflag_t,
199         pub c_lflag: ::tcflag_t,
200         pub c_line: ::cc_t,
201         pub c_cc: [::cc_t; ::NCCS],
202     }
203 
204     pub struct sem_t { // Unverified
205         __size: [::c_char; 16],
206     }
207 
208     pub struct Dl_info { // Unverified
209         pub dli_fname: *const ::c_char,
210         pub dli_fbase: *mut ::c_void,
211         pub dli_sname: *const ::c_char,
212         pub dli_saddr: *mut ::c_void,
213     }
214 
215     pub struct utsname { // Unverified
216         pub sysname: [::c_char; 65],
217         pub nodename: [::c_char; 65],
218         pub release: [::c_char; 65],
219         pub version: [::c_char; 65],
220         pub machine: [::c_char; 65],
221         pub domainname: [::c_char; 65]
222     }
223 
224     pub struct cpu_set_t { // Unverified
225         bits: [u32; 32],
226     }
227 
228     pub struct pthread_attr_t { // Unverified
229         __size: [u64; 7]
230     }
231 
232     pub struct pthread_rwlockattr_t { // Unverified
233         __lockkind: ::c_int,
234         __pshared: ::c_int,
235     }
236 }
237 
238 // unverified constants
239 align_const! {
240     pub const PTHREAD_MUTEX_INITIALIZER: pthread_mutex_t = pthread_mutex_t {
241         size: [__PTHREAD_INITIALIZER_BYTE; __SIZEOF_PTHREAD_MUTEX_T],
242     };
243     pub const PTHREAD_COND_INITIALIZER: pthread_cond_t = pthread_cond_t {
244         size: [__PTHREAD_INITIALIZER_BYTE; __SIZEOF_PTHREAD_COND_T],
245     };
246     pub const PTHREAD_RWLOCK_INITIALIZER: pthread_rwlock_t = pthread_rwlock_t {
247         size: [__PTHREAD_INITIALIZER_BYTE; __SIZEOF_PTHREAD_RWLOCK_T],
248     };
249 }
250 pub const NCCS: usize = 32;
251 cfg_if! {
252     if #[cfg(target_os = "espidf")] {
253         const __PTHREAD_INITIALIZER_BYTE: u8 = 0xff;
254         pub const __SIZEOF_PTHREAD_ATTR_T: usize = 32;
255         pub const __SIZEOF_PTHREAD_MUTEX_T: usize = 4;
256         pub const __SIZEOF_PTHREAD_MUTEXATTR_T: usize = 12;
257         pub const __SIZEOF_PTHREAD_COND_T: usize = 4;
258         pub const __SIZEOF_PTHREAD_CONDATTR_T: usize = 8;
259         pub const __SIZEOF_PTHREAD_RWLOCK_T: usize = 4;
260         pub const __SIZEOF_PTHREAD_RWLOCKATTR_T: usize = 12;
261     } else {
262         const __PTHREAD_INITIALIZER_BYTE: u8 = 0;
263         pub const __SIZEOF_PTHREAD_ATTR_T: usize = 56;
264         pub const __SIZEOF_PTHREAD_MUTEX_T: usize = 40;
265         pub const __SIZEOF_PTHREAD_MUTEXATTR_T: usize = 4;
266         pub const __SIZEOF_PTHREAD_COND_T: usize = 48;
267         pub const __SIZEOF_PTHREAD_CONDATTR_T: usize = 4;
268         pub const __SIZEOF_PTHREAD_RWLOCK_T: usize = 56;
269         pub const __SIZEOF_PTHREAD_RWLOCKATTR_T: usize = 8;
270     }
271 }
272 pub const __SIZEOF_PTHREAD_BARRIER_T: usize = 32;
273 pub const __SIZEOF_PTHREAD_BARRIERATTR_T: usize = 4;
274 pub const __PTHREAD_MUTEX_HAVE_PREV: usize = 1;
275 pub const __PTHREAD_RWLOCK_INT_FLAGS_SHARED: usize = 1;
276 pub const PTHREAD_MUTEX_NORMAL: ::c_int = 0;
277 pub const PTHREAD_MUTEX_RECURSIVE: ::c_int = 1;
278 pub const PTHREAD_MUTEX_ERRORCHECK: ::c_int = 2;
279 pub const FD_SETSIZE: usize = 1024;
280 // intentionally not public, only used for fd_set
281 const ULONG_SIZE: usize = 32;
282 
283 // Other constants
284 pub const EPERM: ::c_int = 1;
285 pub const ENOENT: ::c_int = 2;
286 pub const ESRCH: ::c_int = 3;
287 pub const EINTR: ::c_int = 4;
288 pub const EIO: ::c_int = 5;
289 pub const ENXIO: ::c_int = 6;
290 pub const E2BIG: ::c_int = 7;
291 pub const ENOEXEC: ::c_int = 8;
292 pub const EBADF: ::c_int = 9;
293 pub const ECHILD: ::c_int = 10;
294 pub const EAGAIN: ::c_int = 11;
295 pub const ENOMEM: ::c_int = 12;
296 pub const EACCES: ::c_int = 13;
297 pub const EFAULT: ::c_int = 14;
298 pub const EBUSY: ::c_int = 16;
299 pub const EEXIST: ::c_int = 17;
300 pub const EXDEV: ::c_int = 18;
301 pub const ENODEV: ::c_int = 19;
302 pub const ENOTDIR: ::c_int = 20;
303 pub const EISDIR: ::c_int = 21;
304 pub const EINVAL: ::c_int = 22;
305 pub const ENFILE: ::c_int = 23;
306 pub const EMFILE: ::c_int = 24;
307 pub const ENOTTY: ::c_int = 25;
308 pub const ETXTBSY: ::c_int = 26;
309 pub const EFBIG: ::c_int = 27;
310 pub const ENOSPC: ::c_int = 28;
311 pub const ESPIPE: ::c_int = 29;
312 pub const EROFS: ::c_int = 30;
313 pub const EMLINK: ::c_int = 31;
314 pub const EPIPE: ::c_int = 32;
315 pub const EDOM: ::c_int = 33;
316 pub const ERANGE: ::c_int = 34;
317 pub const ENOMSG: ::c_int = 35;
318 pub const EIDRM: ::c_int = 36;
319 pub const EDEADLK: ::c_int = 45;
320 pub const ENOLCK: ::c_int = 46;
321 pub const ENOSTR: ::c_int = 60;
322 pub const ENODATA: ::c_int = 61;
323 pub const ETIME: ::c_int = 62;
324 pub const ENOSR: ::c_int = 63;
325 pub const ENOLINK: ::c_int = 67;
326 pub const EPROTO: ::c_int = 71;
327 pub const EMULTIHOP: ::c_int = 74;
328 pub const EBADMSG: ::c_int = 77;
329 pub const EFTYPE: ::c_int = 79;
330 pub const ENOSYS: ::c_int = 88;
331 pub const ENOTEMPTY: ::c_int = 90;
332 pub const ENAMETOOLONG: ::c_int = 91;
333 pub const ELOOP: ::c_int = 92;
334 pub const EOPNOTSUPP: ::c_int = 95;
335 pub const EPFNOSUPPORT: ::c_int = 96;
336 pub const ECONNRESET: ::c_int = 104;
337 pub const ENOBUFS: ::c_int = 105;
338 pub const EAFNOSUPPORT: ::c_int = 106;
339 pub const EPROTOTYPE: ::c_int = 107;
340 pub const ENOTSOCK: ::c_int = 108;
341 pub const ENOPROTOOPT: ::c_int = 109;
342 pub const ECONNREFUSED: ::c_int = 111;
343 pub const EADDRINUSE: ::c_int = 112;
344 pub const ECONNABORTED: ::c_int = 113;
345 pub const ENETUNREACH: ::c_int = 114;
346 pub const ENETDOWN: ::c_int = 115;
347 pub const ETIMEDOUT: ::c_int = 116;
348 pub const EHOSTDOWN: ::c_int = 117;
349 pub const EHOSTUNREACH: ::c_int = 118;
350 pub const EINPROGRESS: ::c_int = 119;
351 pub const EALREADY: ::c_int = 120;
352 pub const EDESTADDRREQ: ::c_int = 121;
353 pub const EMSGSIZE: ::c_int = 122;
354 pub const EPROTONOSUPPORT: ::c_int = 123;
355 pub const EADDRNOTAVAIL: ::c_int = 125;
356 pub const ENETRESET: ::c_int = 126;
357 pub const EISCONN: ::c_int = 127;
358 pub const ENOTCONN: ::c_int = 128;
359 pub const ETOOMANYREFS: ::c_int = 129;
360 pub const EDQUOT: ::c_int = 132;
361 pub const ESTALE: ::c_int = 133;
362 pub const ENOTSUP: ::c_int = 134;
363 pub const EILSEQ: ::c_int = 138;
364 pub const EOVERFLOW: ::c_int = 139;
365 pub const ECANCELED: ::c_int = 140;
366 pub const ENOTRECOVERABLE: ::c_int = 141;
367 pub const EOWNERDEAD: ::c_int = 142;
368 pub const EWOULDBLOCK: ::c_int = 11;
369 
370 pub const F_DUPFD: ::c_int = 0;
371 pub const F_GETFD: ::c_int = 1;
372 pub const F_SETFD: ::c_int = 2;
373 pub const F_GETFL: ::c_int = 3;
374 pub const F_SETFL: ::c_int = 4;
375 pub const F_GETOWN: ::c_int = 5;
376 pub const F_SETOWN: ::c_int = 6;
377 pub const F_GETLK: ::c_int = 7;
378 pub const F_SETLK: ::c_int = 8;
379 pub const F_SETLKW: ::c_int = 9;
380 pub const F_RGETLK: ::c_int = 10;
381 pub const F_RSETLK: ::c_int = 11;
382 pub const F_CNVT: ::c_int = 12;
383 pub const F_RSETLKW: ::c_int = 13;
384 pub const F_DUPFD_CLOEXEC: ::c_int = 14;
385 
386 pub const O_RDONLY: ::c_int = 0;
387 pub const O_WRONLY: ::c_int = 1;
388 pub const O_RDWR: ::c_int = 2;
389 pub const O_APPEND: ::c_int = 8;
390 pub const O_CREAT: ::c_int = 512;
391 pub const O_TRUNC: ::c_int = 1024;
392 pub const O_EXCL: ::c_int = 2048;
393 pub const O_SYNC: ::c_int = 8192;
394 pub const O_NONBLOCK: ::c_int = 16384;
395 
396 pub const O_ACCMODE: ::c_int = 3;
397 pub const O_CLOEXEC: ::c_int = 0x80000;
398 
399 pub const RTLD_LAZY: ::c_int = 0x1;
400 
401 pub const STDIN_FILENO: ::c_int = 0;
402 pub const STDOUT_FILENO: ::c_int = 1;
403 pub const STDERR_FILENO: ::c_int = 2;
404 
405 pub const SEEK_SET: ::c_int = 0;
406 pub const SEEK_CUR: ::c_int = 1;
407 pub const SEEK_END: ::c_int = 2;
408 
409 pub const FIOCLEX: ::c_ulong = 0x20006601;
410 pub const FIONCLEX: ::c_ulong = 0x20006602;
411 
412 pub const S_BLKSIZE: ::mode_t = 1024;
413 pub const S_IREAD: ::mode_t = 256;
414 pub const S_IWRITE: ::mode_t = 128;
415 pub const S_IEXEC: ::mode_t = 64;
416 pub const S_ENFMT: ::mode_t = 1024;
417 pub const S_IFMT: ::mode_t = 61440;
418 pub const S_IFDIR: ::mode_t = 16384;
419 pub const S_IFCHR: ::mode_t = 8192;
420 pub const S_IFBLK: ::mode_t = 24576;
421 pub const S_IFREG: ::mode_t = 32768;
422 pub const S_IFLNK: ::mode_t = 40960;
423 pub const S_IFSOCK: ::mode_t = 49152;
424 pub const S_IFIFO: ::mode_t = 4096;
425 pub const S_IRUSR: ::mode_t = 256;
426 pub const S_IWUSR: ::mode_t = 128;
427 pub const S_IXUSR: ::mode_t = 64;
428 pub const S_IRGRP: ::mode_t = 32;
429 pub const S_IWGRP: ::mode_t = 16;
430 pub const S_IXGRP: ::mode_t = 8;
431 pub const S_IROTH: ::mode_t = 4;
432 pub const S_IWOTH: ::mode_t = 2;
433 pub const S_IXOTH: ::mode_t = 1;
434 
435 pub const SOL_TCP: ::c_int = 6;
436 
437 pub const PF_UNSPEC: ::c_int = 0;
438 pub const PF_INET: ::c_int = 2;
439 pub const PF_INET6: ::c_int = 23;
440 
441 pub const AF_UNSPEC: ::c_int = 0;
442 pub const AF_INET: ::c_int = 2;
443 
444 pub const CLOCK_REALTIME: ::clockid_t = 1;
445 pub const CLOCK_MONOTONIC: ::clockid_t = 4;
446 pub const CLOCK_BOOTTIME: ::clockid_t = 4;
447 
448 pub const SOCK_STREAM: ::c_int = 1;
449 pub const SOCK_DGRAM: ::c_int = 2;
450 
451 pub const SHUT_RD: ::c_int = 0;
452 pub const SHUT_WR: ::c_int = 1;
453 pub const SHUT_RDWR: ::c_int = 2;
454 
455 pub const SO_BINTIME: ::c_int = 0x2000;
456 pub const SO_NO_OFFLOAD: ::c_int = 0x4000;
457 pub const SO_NO_DDP: ::c_int = 0x8000;
458 pub const SO_REUSEPORT_LB: ::c_int = 0x10000;
459 pub const SO_LABEL: ::c_int = 0x1009;
460 pub const SO_PEERLABEL: ::c_int = 0x1010;
461 pub const SO_LISTENQLIMIT: ::c_int = 0x1011;
462 pub const SO_LISTENQLEN: ::c_int = 0x1012;
463 pub const SO_LISTENINCQLEN: ::c_int = 0x1013;
464 pub const SO_SETFIB: ::c_int = 0x1014;
465 pub const SO_USER_COOKIE: ::c_int = 0x1015;
466 pub const SO_PROTOCOL: ::c_int = 0x1016;
467 pub const SO_PROTOTYPE: ::c_int = SO_PROTOCOL;
468 pub const SO_VENDOR: ::c_int = 0x80000000;
469 pub const SO_DEBUG: ::c_int = 0x01;
470 pub const SO_ACCEPTCONN: ::c_int = 0x0002;
471 pub const SO_REUSEADDR: ::c_int = 0x0004;
472 pub const SO_KEEPALIVE: ::c_int = 0x0008;
473 pub const SO_DONTROUTE: ::c_int = 0x0010;
474 pub const SO_BROADCAST: ::c_int = 0x0020;
475 pub const SO_USELOOPBACK: ::c_int = 0x0040;
476 pub const SO_LINGER: ::c_int = 0x0080;
477 pub const SO_OOBINLINE: ::c_int = 0x0100;
478 pub const SO_REUSEPORT: ::c_int = 0x0200;
479 pub const SO_TIMESTAMP: ::c_int = 0x0400;
480 pub const SO_NOSIGPIPE: ::c_int = 0x0800;
481 pub const SO_ACCEPTFILTER: ::c_int = 0x1000;
482 pub const SO_SNDBUF: ::c_int = 0x1001;
483 pub const SO_RCVBUF: ::c_int = 0x1002;
484 pub const SO_SNDLOWAT: ::c_int = 0x1003;
485 pub const SO_RCVLOWAT: ::c_int = 0x1004;
486 pub const SO_SNDTIMEO: ::c_int = 0x1005;
487 pub const SO_RCVTIMEO: ::c_int = 0x1006;
488 cfg_if! {
489     if #[cfg(target_os = "horizon")] {
490         pub const SO_ERROR: ::c_int = 0x1009;
491     } else {
492         pub const SO_ERROR: ::c_int = 0x1007;
493     }
494 }
495 pub const SO_TYPE: ::c_int = 0x1008;
496 
497 pub const SOCK_CLOEXEC: ::c_int = O_CLOEXEC;
498 
499 pub const INET_ADDRSTRLEN: ::c_int = 16;
500 
501 // https://github.
502 // com/bminor/newlib/blob/master/newlib/libc/sys/linux/include/net/if.h#L121
503 pub const IFF_UP: ::c_int = 0x1; // interface is up
504 pub const IFF_BROADCAST: ::c_int = 0x2; // broadcast address valid
505 pub const IFF_DEBUG: ::c_int = 0x4; // turn on debugging
506 pub const IFF_LOOPBACK: ::c_int = 0x8; // is a loopback net
507 pub const IFF_POINTOPOINT: ::c_int = 0x10; // interface is point-to-point link
508 pub const IFF_NOTRAILERS: ::c_int = 0x20; // avoid use of trailers
509 pub const IFF_RUNNING: ::c_int = 0x40; // resources allocated
510 pub const IFF_NOARP: ::c_int = 0x80; // no address resolution protocol
511 pub const IFF_PROMISC: ::c_int = 0x100; // receive all packets
512 pub const IFF_ALLMULTI: ::c_int = 0x200; // receive all multicast packets
513 pub const IFF_OACTIVE: ::c_int = 0x400; // transmission in progress
514 pub const IFF_SIMPLEX: ::c_int = 0x800; // can't hear own transmissions
515 pub const IFF_LINK0: ::c_int = 0x1000; // per link layer defined bit
516 pub const IFF_LINK1: ::c_int = 0x2000; // per link layer defined bit
517 pub const IFF_LINK2: ::c_int = 0x4000; // per link layer defined bit
518 pub const IFF_ALTPHYS: ::c_int = IFF_LINK2; // use alternate physical connection
519 pub const IFF_MULTICAST: ::c_int = 0x8000; // supports multicast
520 
521 pub const TCP_NODELAY: ::c_int = 8193;
522 pub const TCP_MAXSEG: ::c_int = 8194;
523 pub const TCP_NOPUSH: ::c_int = 4;
524 pub const TCP_NOOPT: ::c_int = 8;
525 pub const TCP_KEEPIDLE: ::c_int = 256;
526 pub const TCP_KEEPINTVL: ::c_int = 512;
527 pub const TCP_KEEPCNT: ::c_int = 1024;
528 
529 cfg_if! {
530     if #[cfg(target_os = "horizon")] {
531         pub const IP_TOS: ::c_int = 7;
532     } else {
533         pub const IP_TOS: ::c_int = 3;
534     }
535 }
536 pub const IP_TTL: ::c_int = 8;
537 pub const IP_MULTICAST_IF: ::c_int = 9;
538 pub const IP_MULTICAST_TTL: ::c_int = 10;
539 pub const IP_MULTICAST_LOOP: ::c_int = 11;
540 pub const IP_ADD_MEMBERSHIP: ::c_int = 11;
541 pub const IP_DROP_MEMBERSHIP: ::c_int = 12;
542 
543 pub const IPV6_UNICAST_HOPS: ::c_int = 4;
544 pub const IPV6_MULTICAST_IF: ::c_int = 9;
545 pub const IPV6_MULTICAST_HOPS: ::c_int = 10;
546 pub const IPV6_MULTICAST_LOOP: ::c_int = 11;
547 pub const IPV6_V6ONLY: ::c_int = 27;
548 pub const IPV6_JOIN_GROUP: ::c_int = 12;
549 pub const IPV6_LEAVE_GROUP: ::c_int = 13;
550 pub const IPV6_ADD_MEMBERSHIP: ::c_int = 12;
551 pub const IPV6_DROP_MEMBERSHIP: ::c_int = 13;
552 
553 pub const HOST_NOT_FOUND: ::c_int = 1;
554 pub const NO_DATA: ::c_int = 2;
555 pub const NO_ADDRESS: ::c_int = 2;
556 pub const NO_RECOVERY: ::c_int = 3;
557 pub const TRY_AGAIN: ::c_int = 4;
558 
559 pub const AI_PASSIVE: ::c_int = 1;
560 pub const AI_CANONNAME: ::c_int = 2;
561 pub const AI_NUMERICHOST: ::c_int = 4;
562 pub const AI_NUMERICSERV: ::c_int = 0;
563 pub const AI_ADDRCONFIG: ::c_int = 0;
564 
565 pub const NI_MAXHOST: ::c_int = 1025;
566 pub const NI_MAXSERV: ::c_int = 32;
567 pub const NI_NOFQDN: ::c_int = 1;
568 pub const NI_NUMERICHOST: ::c_int = 2;
569 pub const NI_NAMEREQD: ::c_int = 4;
570 pub const NI_NUMERICSERV: ::c_int = 0;
571 pub const NI_DGRAM: ::c_int = 0;
572 
573 pub const EAI_FAMILY: ::c_int = -303;
574 pub const EAI_MEMORY: ::c_int = -304;
575 pub const EAI_NONAME: ::c_int = -305;
576 pub const EAI_SOCKTYPE: ::c_int = -307;
577 
578 pub const EXIT_SUCCESS: ::c_int = 0;
579 pub const EXIT_FAILURE: ::c_int = 1;
580 
581 pub const PRIO_PROCESS: ::c_int = 0;
582 pub const PRIO_PGRP: ::c_int = 1;
583 pub const PRIO_USER: ::c_int = 2;
584 
585 f! {
586     pub fn FD_CLR(fd: ::c_int, set: *mut fd_set) -> () {
587         let bits = ::mem::size_of_val(&(*set).fds_bits[0]) * 8;
588         let fd = fd as usize;
589         (*set).fds_bits[fd / bits] &= !(1 << (fd % bits));
590         return
591     }
592 
593     pub fn FD_ISSET(fd: ::c_int, set: *const fd_set) -> bool {
594         let bits = ::mem::size_of_val(&(*set).fds_bits[0]) * 8;
595         let fd = fd as usize;
596         return ((*set).fds_bits[fd / bits] & (1 << (fd % bits))) != 0
597     }
598 
599     pub fn FD_SET(fd: ::c_int, set: *mut fd_set) -> () {
600         let bits = ::mem::size_of_val(&(*set).fds_bits[0]) * 8;
601         let fd = fd as usize;
602         (*set).fds_bits[fd / bits] |= 1 << (fd % bits);
603         return
604     }
605 
606     pub fn FD_ZERO(set: *mut fd_set) -> () {
607         for slot in (*set).fds_bits.iter_mut() {
608             *slot = 0;
609         }
610     }
611 }
612 
613 extern "C" {
614     pub fn getrlimit(resource: ::c_int, rlim: *mut ::rlimit) -> ::c_int;
615     pub fn setrlimit(resource: ::c_int, rlim: *const ::rlimit) -> ::c_int;
616 
617     #[cfg_attr(target_os = "linux", link_name = "__xpg_strerror_r")]
618     pub fn strerror_r(errnum: ::c_int, buf: *mut c_char, buflen: ::size_t) -> ::c_int;
619 
620     pub fn sem_destroy(sem: *mut sem_t) -> ::c_int;
621     pub fn sem_init(sem: *mut sem_t, pshared: ::c_int, value: ::c_uint) -> ::c_int;
622 
623     pub fn abs(i: ::c_int) -> ::c_int;
624     pub fn atof(s: *const ::c_char) -> ::c_double;
625     pub fn labs(i: ::c_long) -> ::c_long;
626     pub fn rand() -> ::c_int;
627     pub fn srand(seed: ::c_uint);
628 
629     #[cfg(not(all(
630         libc_cfg_target_vendor,
631         target_arch = "powerpc",
632         target_vendor = "nintendo"
633     )))]
634     #[cfg_attr(target_os = "espidf", link_name = "lwip_bind")]
635     pub fn bind(fd: ::c_int, addr: *const sockaddr, len: socklen_t) -> ::c_int;
636     pub fn clock_settime(clock_id: ::clockid_t, tp: *const ::timespec) -> ::c_int;
637     pub fn clock_gettime(clock_id: ::clockid_t, tp: *mut ::timespec) -> ::c_int;
638     pub fn clock_getres(clock_id: ::clockid_t, res: *mut ::timespec) -> ::c_int;
639     #[cfg_attr(target_os = "espidf", link_name = "lwip_close")]
640     pub fn closesocket(sockfd: ::c_int) -> ::c_int;
641     pub fn ioctl(fd: ::c_int, request: ::c_ulong, ...) -> ::c_int;
642     #[cfg(not(all(
643         libc_cfg_target_vendor,
644         target_arch = "powerpc",
645         target_vendor = "nintendo"
646     )))]
647     #[cfg_attr(target_os = "espidf", link_name = "lwip_recvfrom")]
648     pub fn recvfrom(
649         fd: ::c_int,
650         buf: *mut ::c_void,
651         n: usize,
652         flags: ::c_int,
653         addr: *mut sockaddr,
654         addr_len: *mut socklen_t,
655     ) -> isize;
656     #[cfg(not(all(
657         libc_cfg_target_vendor,
658         target_arch = "powerpc",
659         target_vendor = "nintendo"
660     )))]
661     pub fn getnameinfo(
662         sa: *const sockaddr,
663         salen: socklen_t,
664         host: *mut ::c_char,
665         hostlen: socklen_t,
666         serv: *mut ::c_char,
667         servlen: socklen_t,
668         flags: ::c_int,
669     ) -> ::c_int;
670     pub fn memalign(align: ::size_t, size: ::size_t) -> *mut ::c_void;
671     pub fn fexecve(
672         fd: ::c_int,
673         argv: *const *const ::c_char,
674         envp: *const *const ::c_char,
675     ) -> ::c_int;
676     pub fn gettimeofday(tp: *mut ::timeval, tz: *mut ::c_void) -> ::c_int;
677     pub fn getgrgid_r(
678         gid: ::gid_t,
679         grp: *mut ::group,
680         buf: *mut ::c_char,
681         buflen: ::size_t,
682         result: *mut *mut ::group,
683     ) -> ::c_int;
684     pub fn sigaltstack(ss: *const stack_t, oss: *mut stack_t) -> ::c_int;
685     pub fn sem_close(sem: *mut sem_t) -> ::c_int;
686     pub fn getdtablesize() -> ::c_int;
687     pub fn getgrnam_r(
688         name: *const ::c_char,
689         grp: *mut ::group,
690         buf: *mut ::c_char,
691         buflen: ::size_t,
692         result: *mut *mut ::group,
693     ) -> ::c_int;
694     pub fn pthread_sigmask(how: ::c_int, set: *const sigset_t, oldset: *mut sigset_t) -> ::c_int;
695     pub fn sem_open(name: *const ::c_char, oflag: ::c_int, ...) -> *mut sem_t;
696     pub fn getgrnam(name: *const ::c_char) -> *mut ::group;
697     pub fn pthread_kill(thread: ::pthread_t, sig: ::c_int) -> ::c_int;
698     pub fn sem_unlink(name: *const ::c_char) -> ::c_int;
699     pub fn daemon(nochdir: ::c_int, noclose: ::c_int) -> ::c_int;
700     pub fn getpwnam_r(
701         name: *const ::c_char,
702         pwd: *mut passwd,
703         buf: *mut ::c_char,
704         buflen: ::size_t,
705         result: *mut *mut passwd,
706     ) -> ::c_int;
707     pub fn getpwuid_r(
708         uid: ::uid_t,
709         pwd: *mut passwd,
710         buf: *mut ::c_char,
711         buflen: ::size_t,
712         result: *mut *mut passwd,
713     ) -> ::c_int;
714     pub fn sigwait(set: *const sigset_t, sig: *mut ::c_int) -> ::c_int;
715     pub fn pthread_atfork(
716         prepare: ::Option<unsafe extern "C" fn()>,
717         parent: ::Option<unsafe extern "C" fn()>,
718         child: ::Option<unsafe extern "C" fn()>,
719     ) -> ::c_int;
720     pub fn getgrgid(gid: ::gid_t) -> *mut ::group;
721     pub fn popen(command: *const c_char, mode: *const c_char) -> *mut ::FILE;
722     pub fn uname(buf: *mut ::utsname) -> ::c_int;
723 }
724 
725 cfg_if! {
726     if #[cfg(target_os = "espidf")] {
727         mod espidf;
728         pub use self::espidf::*;
729     } else if #[cfg(target_os = "horizon")] {
730         mod horizon;
731         pub use self::horizon::*;
732     } else if #[cfg(target_arch = "arm")] {
733         mod arm;
734         pub use self::arm::*;
735     } else if #[cfg(target_arch = "aarch64")] {
736         mod aarch64;
737         pub use self::aarch64::*;
738     } else if #[cfg(target_arch = "powerpc")] {
739         mod powerpc;
740         pub use self::powerpc::*;
741     } else {
742         // Only tested on ARM so far. Other platforms might have different
743         // definitions for types and constants.
744         pub use target_arch_not_implemented;
745     }
746 }
747 
748 cfg_if! {
749     if #[cfg(libc_align)] {
750         #[macro_use]
751         mod align;
752     } else {
753         #[macro_use]
754         mod no_align;
755     }
756 }
757 expand_align!();
758