external/bsd/bind/include/isc/platform.h

   1 /*
   2  * Copyright (C) 2004-2009  Internet Systems Consortium, Inc. ("ISC")
   3  * Copyright (C) 1999-2003  Internet Software Consortium.
   4  *
   5  * Permission to use, copy, modify, and/or distribute this software for any
   6  * purpose with or without fee is hereby granted, provided that the above
   7  * copyright notice and this permission notice appear in all copies.
   8  *
   9  * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
  10  * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
  11  * AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
  12  * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
  13  * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
  14  * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
  15  * PERFORMANCE OF THIS SOFTWARE.
  16  */
  17
  18 /* Id: platform.h.in,v 1.53 2009/09/29 15:06:07 fdupont Exp */
  19
  20 #ifndef ISC_PLATFORM_H
  21 #define ISC_PLATFORM_H 1
  22
  23 /*! \file */
  24
  25 /*****
  26  ***** Platform-dependent defines.
  27  *****/
  28 #include <sys/atomic.h>
  29
  30 /***
  31  *** Network.
  32  ***/
  33
  34 /*! \brief
  35  * Define if this system needs the <netinet/in6.h> header file included
  36  * for full IPv6 support (pretty much only UnixWare).
  37  */
  38 #undef ISC_PLATFORM_NEEDNETINETIN6H
  39
  40 /*! \brief
  41  * Define if this system needs the <netinet6/in6.h> header file included
  42  * to support in6_pkinfo (pretty much only BSD/OS).
  43  */
  44 #undef ISC_PLATFORM_NEEDNETINET6IN6H
  45
  46 /*! \brief
  47  * If sockaddrs on this system have an sa_len field, ISC_PLATFORM_HAVESALEN
  48  * will be defined.
  49  */
  50 #define ISC_PLATFORM_HAVESALEN 1
  51
  52 /*! \brief
  53  * If this system has the IPv6 structure definitions, ISC_PLATFORM_HAVEIPV6
  54  * will be defined.
  55  */
  56 #define ISC_PLATFORM_HAVEIPV6 1
  57
  58 /*! \brief
  59  * If this system is missing in6addr_any, ISC_PLATFORM_NEEDIN6ADDRANY will
  60  * be defined.
  61  */
  62 #undef ISC_PLATFORM_NEEDIN6ADDRANY
  63
  64 /*! \brief
  65  * If this system is missing in6addr_loopback, ISC_PLATFORM_NEEDIN6ADDRLOOPBACK
  66  * will be defined.
  67  */
  68 #undef ISC_PLATFORM_NEEDIN6ADDRLOOPBACK
  69
  70 /*! \brief
  71  * If this system has in6_pktinfo, ISC_PLATFORM_HAVEIN6PKTINFO will be
  72  * defined.
  73  */
  74 #define ISC_PLATFORM_HAVEIN6PKTINFO 1
  75
  76 /*! \brief
  77  * If this system has in_addr6, rather than in6_addr, ISC_PLATFORM_HAVEINADDR6
  78  * will be defined.
  79  */
  80 #undef ISC_PLATFORM_HAVEINADDR6
  81
  82 /*! \brief
  83  * If this system has sin6_scope_id, ISC_PLATFORM_HAVESCOPEID will be defined.
  84  */
  85 #define ISC_PLATFORM_HAVESCOPEID 1
  86
  87 /*! \brief
  88  * If this system needs inet_ntop(), ISC_PLATFORM_NEEDNTOP will be defined.
  89  */
  90 #undef ISC_PLATFORM_NEEDNTOP
  91
  92 /*! \brief
  93  * If this system needs inet_pton(), ISC_PLATFORM_NEEDPTON will be defined.
  94  */
  95 #undef ISC_PLATFORM_NEEDPTON
  96
  97 /*! \brief
  98  * If this system needs in_port_t, ISC_PLATFORM_NEEDPORTT will be defined.
  99  */
 100 #undef ISC_PLATFORM_NEEDPORTT
 101
 102 /*! \brief
 103  * Define if the system has struct lifconf which is a extended struct ifconf
 104  * for IPv6.
 105  */
 106 #undef ISC_PLATFORM_HAVELIFCONF
 107
 108 /*! \brief
 109  * Define if the system has struct if_laddrconf which is a extended struct
 110  * ifconf for IPv6.
 111  */
 112 #undef ISC_PLATFORM_HAVEIF_LADDRCONF
 113
 114 /*! \brief
 115  * Define if the system has struct if_laddrreq.
 116  */
 117 #undef ISC_PLATFORM_HAVEIF_LADDRREQ
 118
 119 /*! \brief
 120  * Define either ISC_PLATFORM_BSD44MSGHDR or ISC_PLATFORM_BSD43MSGHDR.
 121  */
 122 #define ISC_NET_BSD44MSGHDR 1
 123
 124 /*! \brief
 125  * Define if the system supports if_nametoindex.
 126  */
 127 #define ISC_PLATFORM_HAVEIFNAMETOINDEX 1
 128
 129 /*! \brief
 130  * Define on some UnixWare systems to fix erroneous definitions of various
 131  * IN6_IS_ADDR_* macros.
 132  */
 133 #undef ISC_PLATFORM_FIXIN6ISADDR
 134
 135 /*! \brief
 136  * Define if the system supports kqueue multiplexing
 137  */
 138 #define ISC_PLATFORM_HAVEKQUEUE 1
 139
 140 /*! \brief
 141  * Define if the system supports epoll multiplexing
 142  */
 143 #undef ISC_PLATFORM_HAVEEPOLL
 144
 145 /*! \brief
 146  * Define if the system supports /dev/poll multiplexing
 147  */
 148 #undef ISC_PLATFORM_HAVEDEVPOLL
 149
 150 /*! \brief
 151  * Define if we want to log backtrace
 152  */
 153 #define ISC_PLATFORM_USEBACKTRACE 1
 154
 155 /*
 156  *** Printing.
 157  ***/
 158
 159 /*! \brief
 160  * If this system needs vsnprintf() and snprintf(), ISC_PLATFORM_NEEDVSNPRINTF
 161  * will be defined.
 162  */
 163 #undef ISC_PLATFORM_NEEDVSNPRINTF
 164
 165 /*! \brief
 166  * If this system need a modern sprintf() that returns (int) not (char*).
 167  */
 168 #undef ISC_PLATFORM_NEEDSPRINTF
 169
 170 /*! \brief
 171  * The printf format string modifier to use with isc_uint64_t values.
 172  */
 173 #define ISC_PLATFORM_QUADFORMAT "ll"
 174
 175 /***
 176  *** String functions.
 177  ***/
 178 /*
 179  * If the system needs strsep(), ISC_PLATFORM_NEEDSTRSEP will be defined.
 180  */
 181 #undef ISC_PLATFORM_NEEDSTRSEP
 182
 183 /*
 184  * If the system needs strlcpy(), ISC_PLATFORM_NEEDSTRLCPY will be defined.
 185  */
 186 #undef ISC_PLATFORM_NEEDSTRLCPY
 187
 188 /*
 189  * If the system needs strlcat(), ISC_PLATFORM_NEEDSTRLCAT will be defined.
 190  */
 191 #undef ISC_PLATFORM_NEEDSTRLCAT
 192
 193 /*
 194  * Define if this system needs strtoul.
 195  */
 196 #undef ISC_PLATFORM_NEEDSTRTOUL
 197
 198 /*
 199  * Define if this system needs memmove.
 200  */
 201 #undef ISC_PLATFORM_NEEDMEMMOVE
 202
 203 /***
 204  *** Miscellaneous.
 205  ***/
 206
 207 /*
 208  * Defined if we are using threads.
 209  */
 210 #define ISC_PLATFORM_USETHREADS 1
 211
 212 /*
 213  * Defined if unistd.h does not cause fd_set to be delared.
 214  */
 215 #undef ISC_PLATFORM_NEEDSYSSELECTH
 216
 217 /*
 218  * Defined to <gssapi.h> or <gssapi/gssapi.h> for how to include
 219  * the GSSAPI header.
 220  */
 221
 222
 223 /*
 224  * Type used for resource limits.
 225  */
 226 #define ISC_PLATFORM_RLIMITTYPE rlim_t
 227
 228 /*
 229  * Define if your compiler supports "long long int".
 230  */
 231 #define ISC_PLATFORM_HAVELONGLONG 1
 232
 233 /*
 234  * Define if PTHREAD_ONCE_INIT should be surrounded by braces to
 235  * prevent compiler warnings (such as with gcc on Solaris 2.8).
 236  */
 237 #undef ISC_PLATFORM_BRACEPTHREADONCEINIT
 238
 239 /*
 240  * Used to control how extern data is linked; needed for Win32 platforms.
 241  */
 242 #undef ISC_PLATFORM_USEDECLSPEC
 243
 244 /*
 245  * Define if the platform has <sys/un.h>.
 246  */
 247 #define ISC_PLATFORM_HAVESYSUNH 1
 248
 249 /*
 250  * If the "xadd" operation is available on this architecture,
 251  * ISC_PLATFORM_HAVEXADD will be defined.
 252  */
 253 #define ISC_PLATFORM_HAVEXADD 1
 254
 255 /*
 256  * If the "xaddq" operation (64bit xadd) is available on this architecture,
 257  * ISC_PLATFORM_HAVEXADDQ will be defined.
 258  */
 259 #ifdef __HAVE_ATOMIC64_OPS
 260 #define ISC_PLATFORM_HAVEXADDQ 1
 261 #endif
 262
 263 /*
 264  * If the "atomic swap" operation is available on this architecture,
 265  * ISC_PLATFORM_HAVEATOMICSTORE" will be defined.
 266  */
 267 #define ISC_PLATFORM_HAVEATOMICSTORE 1
 268
 269 /*
 270  * If the "compare-and-exchange" operation is available on this architecture,
 271  * ISC_PLATFORM_HAVECMPXCHG will be defined.
 272  */
 273 #define ISC_PLATFORM_HAVECMPXCHG 1
 274
 275 /*
 276  * Define if gcc ASM extension is available
 277  */
 278 #define ISC_PLATFORM_USEGCCASM 1
 279
 280 /*
 281  * Define if Tru64 style ASM syntax must be used.
 282  */
 283 #undef ISC_PLATFORM_USEOSFASM
 284
 285 /*
 286  * Define if the standard __asm function must be used.
 287  */
 288
 289
 290 /*
 291  * Define if the platform has <strings.h>.
 292  */
 293 #define ISC_PLATFORM_HAVESTRINGSH 1
 294
 295 /*
 296  * Define if the hash functions must be provided by OpenSSL.
 297  */
 298 #undef ISC_PLATFORM_OPENSSLHASH
 299
 300 /*
 301  * Defines for the noreturn attribute.
 302  */
 303 #define ISC_PLATFORM_NORETURN_PRE
 304 #define ISC_PLATFORM_NORETURN_POST __attribute__((noreturn))
 305
 306 /***
 307  ***    Windows dll support.
 308  ***/
 309
 310 /*
 311  * Define if MacOS style of PPC assembly must be used.
 312  * e.g. "r6", not "6", for register six.
 313  */
 314
 315
 316 #ifndef ISC_PLATFORM_USEDECLSPEC
 317 #define LIBISC_EXTERNAL_DATA
 318 #define LIBDNS_EXTERNAL_DATA
 319 #define LIBISCCC_EXTERNAL_DATA
 320 #define LIBISCCFG_EXTERNAL_DATA
 321 #define LIBBIND9_EXTERNAL_DATA
 322 #else /*! \brief ISC_PLATFORM_USEDECLSPEC */
 323 #ifdef LIBISC_EXPORTS
 324 #define LIBISC_EXTERNAL_DATA __declspec(dllexport)
 325 #else
 326 #define LIBISC_EXTERNAL_DATA __declspec(dllimport)
 327 #endif
 328 #ifdef LIBDNS_EXPORTS
 329 #define LIBDNS_EXTERNAL_DATA __declspec(dllexport)
 330 #else
 331 #define LIBDNS_EXTERNAL_DATA __declspec(dllimport)
 332 #endif
 333 #ifdef LIBISCCC_EXPORTS
 334 #define LIBISCCC_EXTERNAL_DATA __declspec(dllexport)
 335 #else
 336 #define LIBISCCC_EXTERNAL_DATA __declspec(dllimport)
 337 #endif
 338 #ifdef LIBISCCFG_EXPORTS
 339 #define LIBISCCFG_EXTERNAL_DATA __declspec(dllexport)
 340 #else
 341 #define LIBISCCFG_EXTERNAL_DATA __declspec(dllimport)
 342 #endif
 343 #ifdef LIBBIND9_EXPORTS
 344 #define LIBBIND9_EXTERNAL_DATA __declspec(dllexport)
 345 #else
 346 #define LIBBIND9_EXTERNAL_DATA __declspec(dllimport)
 347 #endif
 348 #endif /*! \brief ISC_PLATFORM_USEDECLSPEC */
 349
 350 /*
 351  * Tell emacs to use C mode for this file.
 352  *
 353  * Local Variables:
 354  * mode: c
 355  * End:
 356  */
 357
 358 #endif /* ISC_PLATFORM_H */