2 This file is part of PlibC.
3 (C) 2005, 2006, 2007, 2008 Nils Durner (and other contributing authors)
5 This library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
10 This library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public
16 License along with this library; if not, write to the Free Software
17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 * @file include/plibc.h
23 * @attention This file is usually not installed under Unix,
24 * so ship it with your application
25 * @version $Revision: 1.46 $
45 #define HAVE_PLIBC_FD 0
57 #include <sys/types.h>
63 #define __BYTE_ORDER BYTE_ORDER
64 #define __BIG_ENDIAN BIG_ENDIAN
66 /* Conflicts with our definitions */
69 /* Convert LARGE_INTEGER to double */
70 #define Li2Double(x) ((double)((x).HighPart) * 4.294967296E9 + \
71 (double) ((x).LowPart))
75 #define int64_t long long
97 #define WEXITSTATUS(status) (((status) & 0xff00) >> 8)
100 /* Thanks to the Cygwin project */
101 #define ENOCSI 43 /* No CSI structure available */
102 #define EL2HLT 44 /* Level 2 halted */
104 #define EDEADLK 45 /* Deadlock condition */
107 #define ENOLCK 46 /* No record locks available */
109 #define EBADE 50 /* Invalid exchange */
110 #define EBADR 51 /* Invalid request descriptor */
111 #define EXFULL 52 /* Exchange full */
112 #define ENOANO 53 /* No anode */
113 #define EBADRQC 54 /* Invalid request code */
114 #define EBADSLT 55 /* Invalid slot */
116 #define EDEADLOCK EDEADLK /* File locking deadlock error */
118 #define EBFONT 57 /* Bad font file fmt */
119 #define ENOSTR 60 /* Device not a stream */
120 #define ENODATA 61 /* No data (for no delay io) */
121 #define ETIME 62 /* Timer expired */
122 #define ENOSR 63 /* Out of streams resources */
123 #define ENONET 64 /* Machine is not on the network */
124 #define ENOPKG 65 /* Package not installed */
125 #define EREMOTE 66 /* The object is remote */
126 #define ENOLINK 67 /* The link has been severed */
127 #define EADV 68 /* Advertise error */
128 #define ESRMNT 69 /* Srmount error */
129 #define ECOMM 70 /* Communication error on send */
130 #define EPROTO 71 /* Protocol error */
131 #define EMULTIHOP 74 /* Multihop attempted */
132 #define ELBIN 75 /* Inode is remote (not really error) */
133 #define EDOTDOT 76 /* Cross mount point (not really error) */
134 #define EBADMSG 77 /* Trying to read unreadable message */
135 #define ENOTUNIQ 80 /* Given log. name not unique */
136 #define EBADFD 81 /* f.d. invalid for this operation */
137 #define EREMCHG 82 /* Remote address changed */
138 #define ELIBACC 83 /* Can't access a needed shared lib */
139 #define ELIBBAD 84 /* Accessing a corrupted shared lib */
140 #define ELIBSCN 85 /* .lib section in a.out corrupted */
141 #define ELIBMAX 86 /* Attempting to link in too many libs */
142 #define ELIBEXEC 87 /* Attempting to exec a shared library */
144 #define ENOSYS 88 /* Function not implemented */
146 #define ENMFILE 89 /* No more files */
148 #define ENOTEMPTY 90 /* Directory not empty */
151 #define ENAMETOOLONG 91 /* File or path name too long */
153 #define ELOOP 92 /* Too many symbolic links */
154 #define EOPNOTSUPP 95 /* Operation not supported on transport endpoint */
155 #define EPFNOSUPPORT 96 /* Protocol family not supported */
156 #define ECONNRESET 104 /* Connection reset by peer */
157 #define ENOBUFS 105 /* No buffer space available */
158 #define EAFNOSUPPORT 106 /* Address family not supported by protocol family */
159 #define EPROTOTYPE 107 /* Protocol wrong type for socket */
160 #define ENOTSOCK 108 /* Socket operation on non-socket */
161 #define ENOPROTOOPT 109 /* Protocol not available */
162 #define ESHUTDOWN 110 /* Can't send after socket shutdown */
163 #define ECONNREFUSED 111 /* Connection refused */
164 #define EADDRINUSE 112 /* Address already in use */
165 #define ECONNABORTED 113 /* Connection aborted */
166 #define ENETUNREACH 114 /* Network is unreachable */
167 #define ENETDOWN 115 /* Network interface is not configured */
169 #define ETIMEDOUT 116 /* Connection timed out */
171 #define EHOSTDOWN 117 /* Host is down */
172 #define EHOSTUNREACH 118 /* Host is unreachable */
173 #define EINPROGRESS 119 /* Connection already in progress */
174 #define EALREADY 120 /* Socket already connected */
175 #define EDESTADDRREQ 121 /* Destination address required */
176 #define EMSGSIZE 122 /* Message too long */
177 #define EPROTONOSUPPORT 123 /* Unknown protocol */
178 #define ESOCKTNOSUPPORT 124 /* Socket type not supported */
179 #define EADDRNOTAVAIL 125 /* Address not available */
180 #define ENETRESET 126 /* Connection aborted by network */
181 #define EISCONN 127 /* Socket is already connected */
182 #define ENOTCONN 128 /* Socket is not connected */
183 #define ETOOMANYREFS 129 /* Too many references: cannot splice */
184 #define EPROCLIM 130 /* Too many processes */
185 #define EUSERS 131 /* Too many users */
186 #define EDQUOT 132 /* Disk quota exceeded */
187 #define ESTALE 133 /* Unknown error */
189 #define ENOTSUP 134 /* Not supported */
191 #define ENOMEDIUM 135 /* No medium (in tape drive) */
192 #define ENOSHARE 136 /* No such host or network path */
193 #define ECASECLASH 137 /* Filename exists with different case */
194 #define EWOULDBLOCK EAGAIN /* Operation would block */
195 #define EOVERFLOW 139 /* Value too large for defined data type */
197 #undef HOST_NOT_FOUND
198 #define HOST_NOT_FOUND 1
202 #define NO_RECOVERY 3
206 #define PROT_READ 0x1
207 #define PROT_WRITE 0x2
208 #define MAP_SHARED 0x1
209 #define MAP_PRIVATE 0x2 /* unsupported */
210 #define MAP_FIXED 0x10
211 #define MAP_FAILED ((void *)-1)
214 long f_type; /* type of filesystem (see below) */
215 long f_bsize; /* optimal transfer block size */
216 long f_blocks; /* total data blocks in file system */
217 long f_bfree; /* free blocks in fs */
218 long f_bavail; /* free blocks avail to non-superuser */
219 long f_files; /* total file nodes in file system */
220 long f_ffree; /* free file nodes in fs */
221 long f_fsid; /* file system id */
222 long f_namelen; /* maximum length of filenames */
223 long f_spare[6]; /* spare for later */
225 extern const struct in6_addr in6addr_any; /* :: */
226 extern const struct in6_addr in6addr_loopback; /* ::1 */
228 /* Taken from the Wine project <http://www.winehq.org>
229 /wine/include/winternl.h */
230 enum SYSTEM_INFORMATION_CLASS
231 { SystemBasicInformation = 0, Unknown1, SystemPerformanceInformation = 2, SystemTimeOfDayInformation = 3, /* was SystemTimeInformation */
232 Unknown4, SystemProcessInformation =
233 5, Unknown6, Unknown7, SystemProcessorPerformanceInformation =
234 8, Unknown9, Unknown10, SystemDriverInformation, Unknown12,
235 Unknown13, Unknown14, Unknown15, SystemHandleList, Unknown17,
236 Unknown18, Unknown19, Unknown20, SystemCacheInformation,
237 Unknown22, SystemInterruptInformation =
238 23, SystemExceptionInformation =
239 33, SystemRegistryQuotaInformation = 37, SystemLookasideInformation = 45
243 LARGE_INTEGER IdleTime;
244 LARGE_INTEGER KernelTime;
245 LARGE_INTEGER UserTime;
246 LARGE_INTEGER Reserved1[2];
248 } SYSTEM_PROCESSOR_PERFORMANCE_INFORMATION;
250 #define sleep(secs) (Sleep(secs * 1000))
252 /*********************** statfs *****************************/
253 /* fake block size */
254 #define FAKED_BLOCK_SIZE 512
256 /* linux-compatible values for fs type */
257 #define MSDOS_SUPER_MAGIC 0x4d44
258 #define NTFS_SUPER_MAGIC 0x5346544E
260 /*********************** End of statfs ***********************/
262 #define SHUT_RDWR SD_BOTH
264 /* Operations for flock() */
265 #define LOCK_SH 1 /* shared lock */
266 #define LOCK_EX 2 /* exclusive lock */
267 #define LOCK_NB 4 /* or'd with one of the above to prevent
269 #define LOCK_UN 8 /* remove lock */
271 /* Not supported under MinGW */
284 #define SHUT_WR SD_SEND
285 #define SHUT_RD SD_RECEIVE
286 #define SHUT_RDWR SD_BOTH
291 #define SetErrnoFromWinError(e) _SetErrnoFromWinError(e, __FILE__, __LINE__)
292 BOOL _plibc_CreateShortcut (const char *pszSrc, const char *pszDest);
293 BOOL _plibc_DereferenceShortcut (char *pszShortcut);
294 char *plibc_ChooseDir (char *pszTitle, unsigned long ulFlags);
295 char *plibc_ChooseFile (char *pszTitle, unsigned long ulFlags);
296 long QueryRegistry (HKEY hMainKey, char *pszKey, char *pszSubKey,
297 char *pszBuffer, long *pdLength);
298 BOOL __win_IsHandleMarkedAsBlocking (SOCKET hHandle);
299 void __win_SetHandleBlockingMode (SOCKET s, BOOL bBlocking);
300 void __win_DiscardHandleBlockingMode (SOCKET s);
301 int _win_isSocketValid (int s);
302 int plibc_conv_to_win_path (const char *pszUnix, char *pszWindows);
303 unsigned plibc_get_handle_count ();
304 typedef void (*TPanicProc) (int, char *);
305 void plibc_set_panic_proc (TPanicProc proc);
306 int flock (int fd, int operation);
307 int fsync (int fildes);
308 int inet_pton (int af, const char *src, void *dst);
309 int inet_pton4 (const char *src, u_char * dst, int pton);
312 int inet_pton6 (const char *src, u_char * dst);
315 int truncate (const char *fname, int distance);
316 int statfs (const char *path, struct statfs *buf);
317 const char *hstrerror (int err);
318 void gettimeofday (struct timeval *tp, void *tzp);
319 int mkstemp (char *tmplate);
320 char *strptime (const char *buf, const char *format, struct tm *tm);
321 char *ctime (const time_t * clock);
322 char *ctime_r (const time_t * clock, char *buf);
323 const char *inet_ntop (int af, const void *src, char *dst, size_t size);
324 int plibc_init (char *pszOrg, char *pszApp);
325 void plibc_shutdown ();
326 int plibc_initialized ();
327 int plibc_conv_to_win_path_ex (const char *pszUnix, char *pszWindows,
329 void _SetErrnoFromWinError (long lWinError, char *pszCaller, int iLine);
330 void SetErrnoFromWinsockError (long lWinError);
331 void SetHErrnoFromWinError (long lWinError);
332 void SetErrnoFromHRESULT (HRESULT hRes);
333 FILE *_win_fopen (const char *filename, const char *mode);
334 DIR *_win_opendir (const char *dirname);
335 int _win_open (const char *filename, int oflag, ...);
338 char *_win_bindtextdomain (const char *domainname, const char *dirname);
341 int _win_chdir (const char *path);
342 int _win_close (int fd);
343 int _win_creat (const char *path, mode_t mode);
344 int _win_fstat (int handle, struct stat *buffer);
345 int _win_ftruncate (int fildes, off_t length);
346 int _win_kill (pid_t pid, int sig);
347 int _win_pipe (int *phandles);
348 int _win_rmdir (const char *path);
349 int _win_access (const char *path, int mode);
350 int _win_chmod (const char *filename, int pmode);
351 char *realpath (const char *file_name, char *resolved_name);
352 long _win_random (void);
353 int _win_remove (const char *path);
354 int _win_rename (const char *oldname, const char *newname);
355 int _win_stat (const char *path, struct stat *buffer);
356 int _win_stat64 (const char *path, struct stat64 *buffer);
357 int _win_unlink (const char *filename);
358 int _win_write (int fildes, const void *buf, size_t nbyte);
359 int _win_read (int fildes, void *buf, size_t nbyte);
360 size_t _win_fwrite (const void *buffer, size_t size, size_t count,
362 size_t _win_fread (void *buffer, size_t size, size_t count, FILE * stream);
363 int _win_symlink (const char *path1, const char *path2);
364 void *_win_mmap (void *start, size_t len, int access, int flags, int fd,
365 unsigned long long offset);
366 int _win_munmap (void *start, size_t length);
367 int _win_lstat (const char *path, struct stat *buf);
368 int _win_lstat64 (const char *path, struct stat64 *buf);
369 int _win_readlink (const char *path, char *buf, size_t bufsize);
370 int _win_accept (SOCKET s, struct sockaddr *addr, int *addrlen);
371 int _win_printf (const char *format, ...);
372 int _win_fprintf (FILE * f, const char *format, ...);
373 int _win_vprintf (const char *format, va_list ap);
374 int _win_vfprintf (FILE * stream, const char *format, va_list arg_ptr);
375 int _win_vsprintf (char *dest, const char *format, va_list arg_ptr);
376 int _win_vsnprintf (char *str, size_t size, const char *format,
378 int _win_snprintf (char *str, size_t size, const char *format, ...);
379 int _win_sprintf (char *dest, const char *format, ...);
380 int _win_vsscanf (const char *str, const char *format, va_list arg_ptr);
381 int _win_sscanf (const char *str, const char *format, ...);
382 int _win_vfscanf (FILE * stream, const char *format, va_list arg_ptr);
383 int _win_vscanf (const char *format, va_list arg_ptr);
384 int _win_scanf (const char *format, ...);
385 int _win_fscanf (FILE * stream, const char *format, ...);
386 pid_t _win_waitpid (pid_t pid, int *stat_loc, int options);
387 int _win_bind (SOCKET s, const struct sockaddr *name, int namelen);
388 int _win_connect (SOCKET s, const struct sockaddr *name, int namelen);
389 int _win_getpeername (SOCKET s, struct sockaddr *name, int *namelen);
390 int _win_getsockname (SOCKET s, struct sockaddr *name, int *namelen);
391 int _win_getsockopt (SOCKET s, int level, int optname, char *optval,
393 int _win_listen (SOCKET s, int backlog);
394 int _win_recv (SOCKET s, char *buf, int len, int flags);
395 int _win_recvfrom (SOCKET s, void *buf, int len, int flags,
396 struct sockaddr *from, int *fromlen);
397 int _win_select (int max_fd, fd_set * rfds, fd_set * wfds, fd_set * efds,
398 const struct timeval *tv);
399 int _win_send (SOCKET s, const char *buf, int len, int flags);
400 int _win_sendto (SOCKET s, const char *buf, int len, int flags,
401 const struct sockaddr *to, int tolen);
402 int _win_setsockopt (SOCKET s, int level, int optname, const void *optval,
404 int _win_shutdown (SOCKET s, int how);
405 SOCKET _win_socket (int af, int type, int protocol);
406 struct hostent *_win_gethostbyaddr (const char *addr, int len, int type);
407 struct hostent *_win_gethostbyname (const char *name);
408 struct hostent *gethostbyname2 (const char *name, int af);
409 char *_win_strerror (int errnum);
411 char *index (const char *s, int c);
414 char *strndup (const char *s, size_t n);
418 size_t strnlen (const char *str, size_t maxlen);
422 #define strcasecmp(a, b) stricmp(a, b)
423 #define strncasecmp(a, b, c) strnicmp(a, b, c)
428 #define DIR_SEPARATOR '/'
429 #define DIR_SEPARATOR_STR "/"
430 #define PATH_SEPARATOR ';'
431 #define PATH_SEPARATOR_STR ";"
435 #define BINDTEXTDOMAIN(d, n) bindtextdomain(d, n)
437 #define CREAT(p, m) creat(p, m)
439 #define FOPEN(f, m) fopen(f, m)
440 #define FTRUNCATE(f, l) ftruncate(f, l)
441 #define OPENDIR(d) opendir(d)
443 #define CHDIR(d) chdir(d)
444 #define CLOSE(f) close(f)
445 #define LSEEK(f, o, w) lseek(f, o, w)
446 #define RMDIR(f) rmdir(f)
447 #define ACCESS(p, m) access(p, m)
448 #define CHMOD(f, p) chmod(f, p)
449 #define FSTAT(h, b) fstat(h, b)
450 #define PLIBC_KILL(p, s) kill(p, s)
451 #define PIPE(h) pipe(h)
452 #define REMOVE(p) remove(p)
453 #define RENAME(o, n) rename(o, n)
454 #define STAT(p, b) stat(p, b)
455 #define STAT64(p, b) stat64(p, b)
456 #define UNLINK(f) unlink(f)
457 #define WRITE(f, b, n) write(f, b, n)
458 #define READ(f, b, n) read(f, b, n)
459 #define GN_FREAD(b, s, c, f) fread(b, s, c, f)
460 #define GN_FWRITE(b, s, c, f) fwrite(b, s, c, f)
461 #define SYMLINK(a, b) symlink(a, b)
462 #define MMAP(s, l, p, f, d, o) mmap(s, l, p, f, d, o)
463 #define MUNMAP(s, l) munmap(s, l)
464 #define STRERROR(i) strerror(i)
465 #define RANDOM() random()
466 #define READLINK(p, b, s) readlink(p, b, s)
467 #define LSTAT(p, b) lstat(p, b)
468 #define LSTAT64(p, b) lstat64(p, b)
469 #define PRINTF printf
470 #define FPRINTF fprintf
471 #define VPRINTF(f, a) vprintf(f, a)
472 #define VFPRINTF(s, f, a) vfprintf(s, f, a)
473 #define VSPRINTF(d, f, a) vsprintf(d, f, a)
474 #define VSNPRINTF(str, size, fmt, a) vsnprintf(str, size, fmt, a)
475 #define _REAL_SNPRINTF snprintf
476 #define SPRINTF sprintf
477 #define VSSCANF(s, f, a) vsscanf(s, f, a)
478 #define SSCANF sscanf
479 #define VFSCANF(s, f, a) vfscanf(s, f, a)
480 #define VSCANF(f, a) vscanf(f, a)
482 #define FSCANF fscanf
483 #define WAITPID(p, s, o) waitpid(p, s, o)
484 #define ACCEPT(s, a, l) accept(s, a, l)
485 #define BIND(s, n, l) bind(s, n, l)
486 #define CONNECT(s, n, l) connect(s, n, l)
487 #define GETPEERNAME(s, n, l) getpeername(s, n, l)
488 #define GETSOCKNAME(s, n, l) getsockname(s, n, l)
489 #define GETSOCKOPT(s, l, o, v, p) getsockopt(s, l, o, v, p)
490 #define LISTEN(s, b) listen(s, b)
491 #define RECV(s, b, l, f) recv(s, b, l, f)
492 #define RECVFROM(s, b, l, f, r, o) recvfrom(s, b, l, f, r, o)
493 #define SELECT(n, r, w, e, t) select(n, r, w, e, t)
494 #define SEND(s, b, l, f) send(s, b, l, f)
495 #define SENDTO(s, b, l, f, o, n) sendto(s, b, l, f, o, n)
496 #define SETSOCKOPT(s, l, o, v, n) setsockopt(s, l, o, v, n)
497 #define SHUTDOWN(s, h) shutdown(s, h)
498 #define SOCKET(a, t, p) socket(a, t, p)
499 #define GETHOSTBYADDR(a, l, t) gethostbyname(a, l, t)
500 #define GETHOSTBYNAME(n) gethostbyname(n)
502 #define DIR_SEPARATOR '\\'
503 #define DIR_SEPARATOR_STR "\\"
504 #define PATH_SEPARATOR ':'
505 #define PATH_SEPARATOR_STR ":"
506 #define NEWLINE "\r\n"
509 #define BINDTEXTDOMAIN(d, n) _win_bindtextdomain(d, n)
511 #define CREAT(p, m) _win_creat(p, m)
512 #define FOPEN(f, m) _win_fopen(f, m)
513 #define FTRUNCATE(f, l) _win_ftruncate(f, l)
514 #define OPENDIR(d) _win_opendir(d)
515 #define OPEN _win_open
516 #define CHDIR(d) _win_chdir(d)
517 #define CLOSE(f) _win_close(f)
518 #define PLIBC_KILL(p, s) _win_kill(p, s)
519 #define LSEEK(f, o, w) _win_lseek(f, o, w)
520 #define FSTAT(h, b) _win_fstat(h, b)
521 #define RMDIR(f) _win_rmdir(f)
522 #define ACCESS(p, m) _win_access(p, m)
523 #define CHMOD(f, p) _win_chmod(f, p)
524 #define PIPE(h) _win_pipe(h)
525 #define RANDOM() _win_random()
526 #define REMOVE(p) _win_remove(p)
527 #define RENAME(o, n) _win_rename(o, n)
528 #define STAT(p, b) _win_stat(p, b)
529 #define STAT64(p, b) _win_stat64(p, b)
530 #define UNLINK(f) _win_unlink(f)
531 #define WRITE(f, b, n) _win_write(f, b, n)
532 #define READ(f, b, n) _win_read(f, b, n)
533 #define GN_FREAD(b, s, c, f) _win_fread(b, s, c, f)
534 #define GN_FWRITE(b, s, c, f) _win_fwrite(b, s, c, f)
535 #define SYMLINK(a, b) _win_symlink(a, b)
536 #define MMAP(s, l, p, f, d, o) _win_mmap(s, l, p, f, d, o)
537 #define MUNMAP(s, l) _win_munmap(s, l)
538 #define STRERROR(i) _win_strerror(i)
539 #define READLINK(p, b, s) _win_readlink(p, b, s)
540 #define LSTAT(p, b) _win_lstat(p, b)
541 #define LSTAT64(p, b) _win_lstat64(p, b)
542 #define PRINTF(f, ...) _win_printf(f , __VA_ARGS__)
543 #define FPRINTF(fil, fmt, ...) _win_fprintf(fil, fmt, __VA_ARGS__)
544 #define VPRINTF(f, a) _win_vprintf(f, a)
545 #define VFPRINTF(s, f, a) _win_vfprintf(s, f, a)
546 #define VSPRINTF(d, f, a) _win_vsprintf(d, f, a)
547 #define VSNPRINTF(str, size, fmt, a) _win_vsnprintf(str, size, fmt, a)
548 #define _REAL_SNPRINTF(str, size, fmt, ...) _win_snprintf(str, size, fmt, __VA_ARGS__)
549 #define SPRINTF(d, f, ...) _win_sprintf(d, f, __VA_ARGS__)
550 #define VSSCANF(s, f, a) _win_vsscanf(s, f, a)
551 #define SSCANF(s, f, ...) _win_sscanf(s, f, __VA_ARGS__)
552 #define VFSCANF(s, f, a) _win_vfscanf(s, f, a)
553 #define VSCANF(f, a) _win_vscanf(f, a)
554 #define SCANF(f, ...) _win_scanf(f, __VA_ARGS__)
555 #define FSCANF(s, f, ...) _win_fscanf(s, f, __VA_ARGS__)
556 #define WAITPID(p, s, o) _win_waitpid(p, s, o)
557 #define ACCEPT(s, a, l) _win_accept(s, a, l)
558 #define BIND(s, n, l) _win_bind(s, n, l)
559 #define CONNECT(s, n, l) _win_connect(s, n, l)
560 #define GETPEERNAME(s, n, l) _win_getpeername(s, n, l)
561 #define GETSOCKNAME(s, n, l) _win_getsockname(s, n, l)
562 #define GETSOCKOPT(s, l, o, v, p) _win_getsockopt(s, l, o, v, p)
563 #define LISTEN(s, b) _win_listen(s, b)
564 #define RECV(s, b, l, f) _win_recv(s, b, l, f)
565 #define RECVFROM(s, b, l, f, r, o) _win_recvfrom(s, b, l, f, r, o)
566 #define SELECT(n, r, w, e, t) _win_select(n, r, w, e, t)
567 #define SEND(s, b, l, f) _win_send(s, b, l, f)
568 #define SENDTO(s, b, l, f, o, n) _win_sendto(s, b, l, f, o, n)
569 #define SETSOCKOPT(s, l, o, v, n) _win_setsockopt(s, l, o, v, n)
570 #define SHUTDOWN(s, h) _win_shutdown(s, h)
571 #define SOCKET(a, t, p) _win_socket(a, t, p)
572 #define GETHOSTBYADDR(a, l, t) _win_gethostbyname(a, l, t)
573 #define GETHOSTBYNAME(n) _win_gethostbyname(n)