gevent / c-ares / setup_once.h

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
#ifndef __SETUP_ONCE_H
#define __SETUP_ONCE_H


/* Copyright (C) 2004 - 2011 by Daniel Stenberg et al
 *
 * Permission to use, copy, modify, and distribute this software and its
 * documentation for any purpose and without fee is hereby granted, provided
 * that the above copyright notice appear in all copies and that both that
 * copyright notice and this permission notice appear in supporting
 * documentation, and that the name of M.I.T. not be used in advertising or
 * publicity pertaining to distribution of the software without specific,
 * written prior permission.  M.I.T. makes no representations about the
 * suitability of this software for any purpose.  It is provided "as is"
 * without express or implied warranty.
 */


/********************************************************************
 *                              NOTICE                              *
 *                             ========                             *
 *                                                                  *
 *  Content of header files lib/setup_once.h and ares/setup_once.h  *
 *  must be kept in sync. Modify the other one if you change this.  *
 *                                                                  *
 ********************************************************************/


/*
 * Inclusion of common header files.
 */

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>
#include <ctype.h>

#ifdef HAVE_ERRNO_H
#include <errno.h>
#endif

#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif

#ifdef NEED_MALLOC_H
#include <malloc.h>
#endif

#ifdef NEED_MEMORY_H
#include <memory.h>
#endif

#ifdef HAVE_SYS_STAT_H
#include <sys/stat.h>
#endif

#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
#ifdef TIME_WITH_SYS_TIME
#include <time.h>
#endif
#else
#ifdef HAVE_TIME_H
#include <time.h>
#endif
#endif

#ifdef WIN32
#include <io.h>
#include <fcntl.h>
#endif

#ifdef HAVE_STDBOOL_H
#include <stdbool.h>
#endif


/*
 * Definition of timeval struct for platforms that don't have it.
 */

#ifndef HAVE_STRUCT_TIMEVAL
struct timeval {
 long tv_sec;
 long tv_usec;
};
#endif


/*
 * If we have the MSG_NOSIGNAL define, make sure we use
 * it as the fourth argument of function send()
 */

#ifdef HAVE_MSG_NOSIGNAL
#define SEND_4TH_ARG MSG_NOSIGNAL
#else
#define SEND_4TH_ARG 0
#endif


#if defined(__minix)
/* Minix doesn't support recv on TCP sockets */
#define sread(x,y,z) (ssize_t)read((RECV_TYPE_ARG1)(x), \
                                   (RECV_TYPE_ARG2)(y), \
                                   (RECV_TYPE_ARG3)(z))

#elif defined(HAVE_RECV)
/*
 * The definitions for the return type and arguments types
 * of functions recv() and send() belong and come from the
 * configuration file. Do not define them in any other place.
 *
 * HAVE_RECV is defined if you have a function named recv()
 * which is used to read incoming data from sockets. If your
 * function has another name then don't define HAVE_RECV.
 *
 * If HAVE_RECV is defined then RECV_TYPE_ARG1, RECV_TYPE_ARG2,
 * RECV_TYPE_ARG3, RECV_TYPE_ARG4 and RECV_TYPE_RETV must also
 * be defined.
 *
 * HAVE_SEND is defined if you have a function named send()
 * which is used to write outgoing data on a connected socket.
 * If yours has another name then don't define HAVE_SEND.
 *
 * If HAVE_SEND is defined then SEND_TYPE_ARG1, SEND_QUAL_ARG2,
 * SEND_TYPE_ARG2, SEND_TYPE_ARG3, SEND_TYPE_ARG4 and
 * SEND_TYPE_RETV must also be defined.
 */

#if !defined(RECV_TYPE_ARG1) || \
    !defined(RECV_TYPE_ARG2) || \
    !defined(RECV_TYPE_ARG3) || \
    !defined(RECV_TYPE_ARG4) || \
    !defined(RECV_TYPE_RETV)
  /* */
  Error Missing_definition_of_return_and_arguments_types_of_recv
  /* */
#else
#define sread(x,y,z) (ssize_t)recv((RECV_TYPE_ARG1)(x), \
                                   (RECV_TYPE_ARG2)(y), \
                                   (RECV_TYPE_ARG3)(z), \
                                   (RECV_TYPE_ARG4)(0))
#endif
#else /* HAVE_RECV */
#ifndef sread
  /* */
  Error Missing_definition_of_macro_sread
  /* */
#endif
#endif /* HAVE_RECV */


#if defined(__minix)
/* Minix doesn't support send on TCP sockets */
#define swrite(x,y,z) (ssize_t)write((SEND_TYPE_ARG1)(x), \
                                    (SEND_TYPE_ARG2)(y), \
                                    (SEND_TYPE_ARG3)(z))

#elif defined(HAVE_SEND)
#if !defined(SEND_TYPE_ARG1) || \
    !defined(SEND_QUAL_ARG2) || \
    !defined(SEND_TYPE_ARG2) || \
    !defined(SEND_TYPE_ARG3) || \
    !defined(SEND_TYPE_ARG4) || \
    !defined(SEND_TYPE_RETV)
  /* */
  Error Missing_definition_of_return_and_arguments_types_of_send
  /* */
#else
#define swrite(x,y,z) (ssize_t)send((SEND_TYPE_ARG1)(x), \
                                    (SEND_TYPE_ARG2)(y), \
                                    (SEND_TYPE_ARG3)(z), \
                                    (SEND_TYPE_ARG4)(SEND_4TH_ARG))
#endif
#else /* HAVE_SEND */
#ifndef swrite
  /* */
  Error Missing_definition_of_macro_swrite
  /* */
#endif
#endif /* HAVE_SEND */


#if 0
#if defined(HAVE_RECVFROM)
/*
 * Currently recvfrom is only used on udp sockets.
 */
#if !defined(RECVFROM_TYPE_ARG1) || \
    !defined(RECVFROM_TYPE_ARG2) || \
    !defined(RECVFROM_TYPE_ARG3) || \
    !defined(RECVFROM_TYPE_ARG4) || \
    !defined(RECVFROM_TYPE_ARG5) || \
    !defined(RECVFROM_TYPE_ARG6) || \
    !defined(RECVFROM_TYPE_RETV)
  /* */
  Error Missing_definition_of_return_and_arguments_types_of_recvfrom
  /* */
#else
#define sreadfrom(s,b,bl,f,fl) (ssize_t)recvfrom((RECVFROM_TYPE_ARG1)  (s),  \
                                                 (RECVFROM_TYPE_ARG2 *)(b),  \
                                                 (RECVFROM_TYPE_ARG3)  (bl), \
                                                 (RECVFROM_TYPE_ARG4)  (0),  \
                                                 (RECVFROM_TYPE_ARG5 *)(f),  \
                                                 (RECVFROM_TYPE_ARG6 *)(fl))
#endif
#else /* HAVE_RECVFROM */
#ifndef sreadfrom
  /* */
  Error Missing_definition_of_macro_sreadfrom
  /* */
#endif
#endif /* HAVE_RECVFROM */


#ifdef RECVFROM_TYPE_ARG6_IS_VOID
#  define RECVFROM_ARG6_T int
#else
#  define RECVFROM_ARG6_T RECVFROM_TYPE_ARG6
#endif
#endif /* if 0 */


/*
 * Function-like macro definition used to close a socket.
 */

#if defined(HAVE_CLOSESOCKET)
#  define sclose(x)  closesocket((x))
#elif defined(HAVE_CLOSESOCKET_CAMEL)
#  define sclose(x)  CloseSocket((x))
#else
#  define sclose(x)  close((x))
#endif


/*
 * Uppercase macro versions of ANSI/ISO is*() functions/macros which
 * avoid negative number inputs with argument byte codes > 127.
 */

#define ISSPACE(x)  (isspace((int)  ((unsigned char)x)))
#define ISDIGIT(x)  (isdigit((int)  ((unsigned char)x)))
#define ISALNUM(x)  (isalnum((int)  ((unsigned char)x)))
#define ISXDIGIT(x) (isxdigit((int) ((unsigned char)x)))
#define ISGRAPH(x)  (isgraph((int)  ((unsigned char)x)))
#define ISALPHA(x)  (isalpha((int)  ((unsigned char)x)))
#define ISPRINT(x)  (isprint((int)  ((unsigned char)x)))
#define ISUPPER(x)  (isupper((int)  ((unsigned char)x)))
#define ISLOWER(x)  (islower((int)  ((unsigned char)x)))
#define ISASCII(x)  (isascii((int)  ((unsigned char)x)))

#define ISBLANK(x)  (int)((((unsigned char)x) == ' ') || \
                          (((unsigned char)x) == '\t'))

#define TOLOWER(x)  (tolower((int)  ((unsigned char)x)))


/*
 * 'bool' exists on platforms with <stdbool.h>, i.e. C99 platforms.
 * On non-C99 platforms there's no bool, so define an enum for that.
 * On C99 platforms 'false' and 'true' also exist. Enum uses a
 * global namespace though, so use bool_false and bool_true.
 */

#ifndef HAVE_BOOL_T
  typedef enum {
      bool_false = 0,
      bool_true  = 1
  } bool;

/*
 * Use a define to let 'true' and 'false' use those enums.  There
 * are currently no use of true and false in libcurl proper, but
 * there are some in the examples. This will cater for any later
 * code happening to use true and false.
 */
#  define false bool_false
#  define true  bool_true
#  define HAVE_BOOL_T
#endif


/*
 * Redefine TRUE and FALSE too, to catch current use. With this
 * change, 'bool found = 1' will give a warning on MIPSPro, but
 * 'bool found = TRUE' will not. Change tested on IRIX/MIPSPro,
 * AIX 5.1/Xlc, Tru64 5.1/cc, w/make test too.
 */

#ifndef TRUE
#define TRUE true
#endif
#ifndef FALSE
#define FALSE false
#endif


/*
 * Typedef to 'int' if sig_atomic_t is not an available 'typedefed' type.
 */

#ifndef HAVE_SIG_ATOMIC_T
typedef int sig_atomic_t;
#define HAVE_SIG_ATOMIC_T
#endif


/*
 * Convenience SIG_ATOMIC_T definition
 */

#ifdef HAVE_SIG_ATOMIC_T_VOLATILE
#define SIG_ATOMIC_T static sig_atomic_t
#else
#define SIG_ATOMIC_T static volatile sig_atomic_t
#endif


/*
 * Default return type for signal handlers.
 */

#ifndef RETSIGTYPE
#define RETSIGTYPE void
#endif


/*
 * Macro used to include code only in debug builds.
 */

#ifdef DEBUGBUILD
#define DEBUGF(x) x
#else
#define DEBUGF(x) do { } while (0)
#endif


/*
 * Macro used to include assertion code only in debug builds.
 */

#if defined(DEBUGBUILD) && defined(HAVE_ASSERT_H)
#define DEBUGASSERT(x) assert(x)
#else
#define DEBUGASSERT(x) do { } while (0)
#endif


/*
 * Macro SOCKERRNO / SET_SOCKERRNO() returns / sets the *socket-related* errno
 * (or equivalent) on this platform to hide platform details to code using it.
 */

#ifdef USE_WINSOCK
#define SOCKERRNO         ((int)WSAGetLastError())
#define SET_SOCKERRNO(x)  (WSASetLastError((int)(x)))
#else
#define SOCKERRNO         (errno)
#define SET_SOCKERRNO(x)  (errno = (x))
#endif


/*
 * Macro ERRNO / SET_ERRNO() returns / sets the NOT *socket-related* errno
 * (or equivalent) on this platform to hide platform details to code using it.
 */

#if defined(WIN32) && !defined(WATT32)
#define ERRNO         ((int)GetLastError())
#define SET_ERRNO(x)  (SetLastError((DWORD)(x)))
#else
#define ERRNO         (errno)
#define SET_ERRNO(x)  (errno = (x))
#endif


/*
 * Portable error number symbolic names defined to Winsock error codes.
 */

#ifdef USE_WINSOCK
#undef  EBADF            /* override definition in errno.h */
#define EBADF            WSAEBADF
#undef  EINTR            /* override definition in errno.h */
#define EINTR            WSAEINTR
#undef  EINVAL           /* override definition in errno.h */
#define EINVAL           WSAEINVAL
#undef  EWOULDBLOCK      /* override definition in errno.h */
#define EWOULDBLOCK      WSAEWOULDBLOCK
#undef  EINPROGRESS      /* override definition in errno.h */
#define EINPROGRESS      WSAEINPROGRESS
#undef  EALREADY         /* override definition in errno.h */
#define EALREADY         WSAEALREADY
#undef  ENOTSOCK         /* override definition in errno.h */
#define ENOTSOCK         WSAENOTSOCK
#undef  EDESTADDRREQ     /* override definition in errno.h */
#define EDESTADDRREQ     WSAEDESTADDRREQ
#undef  EMSGSIZE         /* override definition in errno.h */
#define EMSGSIZE         WSAEMSGSIZE
#undef  EPROTOTYPE       /* override definition in errno.h */
#define EPROTOTYPE       WSAEPROTOTYPE
#undef  ENOPROTOOPT      /* override definition in errno.h */
#define ENOPROTOOPT      WSAENOPROTOOPT
#undef  EPROTONOSUPPORT  /* override definition in errno.h */
#define EPROTONOSUPPORT  WSAEPROTONOSUPPORT
#define ESOCKTNOSUPPORT  WSAESOCKTNOSUPPORT
#undef  EOPNOTSUPP       /* override definition in errno.h */
#define EOPNOTSUPP       WSAEOPNOTSUPP
#define EPFNOSUPPORT     WSAEPFNOSUPPORT
#undef  EAFNOSUPPORT     /* override definition in errno.h */
#define EAFNOSUPPORT     WSAEAFNOSUPPORT
#undef  EADDRINUSE       /* override definition in errno.h */
#define EADDRINUSE       WSAEADDRINUSE
#undef  EADDRNOTAVAIL    /* override definition in errno.h */
#define EADDRNOTAVAIL    WSAEADDRNOTAVAIL
#undef  ENETDOWN         /* override definition in errno.h */
#define ENETDOWN         WSAENETDOWN
#undef  ENETUNREACH      /* override definition in errno.h */
#define ENETUNREACH      WSAENETUNREACH
#undef  ENETRESET        /* override definition in errno.h */
#define ENETRESET        WSAENETRESET
#undef  ECONNABORTED     /* override definition in errno.h */
#define ECONNABORTED     WSAECONNABORTED
#undef  ECONNRESET       /* override definition in errno.h */
#define ECONNRESET       WSAECONNRESET
#undef  ENOBUFS          /* override definition in errno.h */
#define ENOBUFS          WSAENOBUFS
#undef  EISCONN          /* override definition in errno.h */
#define EISCONN          WSAEISCONN
#undef  ENOTCONN         /* override definition in errno.h */
#define ENOTCONN         WSAENOTCONN
#define ESHUTDOWN        WSAESHUTDOWN
#define ETOOMANYREFS     WSAETOOMANYREFS
#undef  ETIMEDOUT        /* override definition in errno.h */
#define ETIMEDOUT        WSAETIMEDOUT
#undef  ECONNREFUSED     /* override definition in errno.h */
#define ECONNREFUSED     WSAECONNREFUSED
#undef  ELOOP            /* override definition in errno.h */
#define ELOOP            WSAELOOP
#ifndef ENAMETOOLONG     /* possible previous definition in errno.h */
#define ENAMETOOLONG     WSAENAMETOOLONG
#endif
#define EHOSTDOWN        WSAEHOSTDOWN
#undef  EHOSTUNREACH     /* override definition in errno.h */
#define EHOSTUNREACH     WSAEHOSTUNREACH
#ifndef ENOTEMPTY        /* possible previous definition in errno.h */
#define ENOTEMPTY        WSAENOTEMPTY
#endif
#define EPROCLIM         WSAEPROCLIM
#define EUSERS           WSAEUSERS
#define EDQUOT           WSAEDQUOT
#define ESTALE           WSAESTALE
#define EREMOTE          WSAEREMOTE
#endif


/*
 *  System error codes for Windows CE
 */

#if defined(WIN32) && !defined(HAVE_ERRNO_H)
#define ENOENT       ERROR_FILE_NOT_FOUND
#define ESRCH        ERROR_PATH_NOT_FOUND
#define ENOMEM       ERROR_NOT_ENOUGH_MEMORY
#define ENOSPC       ERROR_INVALID_PARAMETER
#endif


/*
 *  Actually use __32_getpwuid() on 64-bit VMS builds for getpwuid()
 */

#if defined(__VMS) && \
    defined(__INITIAL_POINTER_SIZE) && (__INITIAL_POINTER_SIZE == 64)
#define getpwuid __32_getpwuid
#endif


/*
 * Macro argv_item_t hides platform details to code using it.
 */

#ifdef __VMS
#define argv_item_t  __char_ptr32
#else
#define argv_item_t  char *
#endif


/*
 * We use this ZERO_NULL to avoid picky compiler warnings,
 * when assigning a NULL pointer to a function pointer var.
 */

#define ZERO_NULL 0


#endif /* __SETUP_ONCE_H */
Tip: Filter by directory path e.g. /media app.js to search for public/media/app.js.
Tip: Use camelCasing e.g. ProjME to search for ProjectModifiedEvent.java.
Tip: Filter by extension type e.g. /repo .js to search for all .js files in the /repo directory.
Tip: Separate your search with spaces e.g. /ssh pom.xml to search for src/ssh/pom.xml.
Tip: Use ↑ and ↓ arrow keys to navigate and return to view the file.
Tip: You can also navigate files with Ctrl+j (next) and Ctrl+k (previous) and view the file with Ctrl+o.
Tip: You can also navigate files with Alt+j (next) and Alt+k (previous) and view the file with Alt+o.