lib/libbind/port_after.h

   1 /* $DragonFly: src/lib/libbind/port_after.h,v 1.3 2008/01/10 22:30:27 nth Exp $ */
   2 #ifndef port_after_h
   3 #define port_after_h
   4
   5 #include <stdio.h>
   6 #include <sys/types.h>
   7 #include <sys/socket.h>
   8 #include <sys/param.h>
   9 #if (!defined(BSD)) || (BSD < 199306)
  10 #include <sys/bitypes.h>
  11 #endif
  12 #ifdef HAVE_INTTYPES_H
  13 #include <inttypes.h>
  14 #endif
  15
  16 #define HAVE_SA_LEN 1
  17 #define HAVE_MINIMUM_IFREQ 1
  18 #undef NEED_DAEMON
  19 #undef NEED_STRSEP
  20 #undef NEED_STRERROR
  21 #define HAS_INET6_STRUCTS 1
  22 #define HAVE_SIN6_SCOPE_ID 1
  23 #undef NEED_IN6ADDR_ANY
  24 #undef HAS_IN_ADDR6
  25 #define HAVE_SOCKADDR_STORAGE 1
  26 #undef NEED_GETTIMEOFDAY
  27 #undef HAVE_STRNDUP
  28 #undef USE_FIONBIO_IOCTL
  29 #undef USE_SYSERROR_LIST
  30 #undef INNETGR_ARGS
  31 #undef SETNETGRENT_ARGS
  32 #define USE_IFNAMELINKID 1
  33 #define PORT_NONBLOCK O_NONBLOCK
  34
  35 /*
  36  * We need to know the IPv6 address family number even on IPv4-only systems.
  37  * Note that this is NOT a protocol constant, and that if the system has its
  38  * own AF_INET6, different from ours below, all of BIND's libraries and
  39  * executables will need to be recompiled after the system <sys/socket.h>
  40  * has had this type added.  The type number below is correct on most BSD-
  41  * derived systems for which AF_INET6 is defined.
  42  */
  43 #ifndef AF_INET6
  44 #define AF_INET6        24
  45 #endif
  46
  47 #ifndef PF_INET6
  48 #define PF_INET6        AF_INET6
  49 #endif
  50
  51 #ifdef HAS_IN_ADDR6
  52 /* Map to pre-RFC structure. */
  53 #define in6_addr in_addr6
  54 #endif
  55
  56 #ifndef HAS_INET6_STRUCTS
  57 /* Replace with structure from later rev of O/S if known. */
  58 struct in6_addr {
  59         u_int8_t        s6_addr[16];
  60 };
  61
  62 #define IN6ADDR_ANY_INIT \
  63         {{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
  64            0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }}
  65
  66 #define IN6ADDR_LOOPBACK_INIT \
  67         {{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
  68            0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 }}
  69
  70 /* Replace with structure from later rev of O/S if known. */
  71 struct sockaddr_in6 {
  72 #ifdef  HAVE_SA_LEN
  73         u_int8_t        sin6_len;       /* length of this struct */
  74         u_int8_t        sin6_family;    /* AF_INET6 */
  75 #else
  76         u_int16_t       sin6_family;    /* AF_INET6 */
  77 #endif
  78         u_int16_t       sin6_port;      /* transport layer port # */
  79         u_int32_t       sin6_flowinfo;  /* IPv6 flow information */
  80         struct in6_addr sin6_addr;      /* IPv6 address */
  81         u_int32_t       sin6_scope_id;  /* set of interfaces for a scope */
  82 };
  83 #endif  /* HAS_INET6_STRUCTS */
  84
  85 #ifdef BROKEN_IN6ADDR_INIT_MACROS
  86 #undef IN6ADDR_ANY_INIT
  87 #undef IN6ADDR_LOOPBACK_INIT
  88 #endif
  89
  90 #ifdef _AIX
  91 #ifndef IN6ADDR_ANY_INIT
  92 #define IN6ADDR_ANY_INIT {{{ 0, 0, 0, 0 }}}
  93 #endif
  94 #ifndef IN6ADDR_LOOPBACK_INIT
  95 #if BYTE_ORDER == BIG_ENDIAN
  96 #define IN6ADDR_LOOPBACK_INIT {{{ 0, 0, 0, 1 }}}
  97 #else
  98 #define IN6ADDR_LOOPBACK_INIT {{{0, 0, 0, 0x01000000}}}
  99 #endif
 100 #endif
 101 #endif
 102
 103 #ifndef IN6ADDR_ANY_INIT
 104 #ifdef s6_addr
 105 #define IN6ADDR_ANY_INIT \
 106         {{{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
 107             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }}}
 108 #else
 109 #define IN6ADDR_ANY_INIT \
 110         {{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
 111            0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }}
 112 #endif
 113
 114 #endif
 115 #ifndef IN6ADDR_LOOPBACK_INIT
 116 #ifdef s6_addr
 117 #define IN6ADDR_LOOPBACK_INIT \
 118         {{{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
 119             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 }}}
 120 #else
 121 #define IN6ADDR_LOOPBACK_INIT \
 122         {{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
 123            0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 }}
 124 #endif
 125 #endif
 126
 127 #ifndef HAVE_SOCKADDR_STORAGE
 128 #define __SS_MAXSIZE 128
 129 #define __SS_ALLIGSIZE (sizeof (long))
 130
 131 struct sockaddr_storage {
 132 #ifdef  HAVE_SA_LEN
 133         u_int8_t        ss_len;       /* address length */
 134         u_int8_t        ss_family;    /* address family */
 135         char            __ss_pad1[__SS_ALLIGSIZE - 2 * sizeof(u_int8_t)];
 136         long            __ss_align;
 137         char            __ss_pad2[__SS_MAXSIZE - 2 * __SS_ALLIGSIZE];
 138 #else
 139         u_int16_t       ss_family;    /* address family */
 140         char            __ss_pad1[__SS_ALLIGSIZE - sizeof(u_int16_t)];
 141         long            __ss_align;
 142         char            __ss_pad2[__SS_MAXSIZE - 2 * __SS_ALLIGSIZE];
 143 #endif
 144 };
 145 #endif
 146
 147
 148 #if !defined(HAS_INET6_STRUCTS) || defined(NEED_IN6ADDR_ANY)
 149 #define in6addr_any isc_in6addr_any
 150 extern const struct in6_addr in6addr_any;
 151 #endif
 152
 153 /*
 154  * IN6_ARE_ADDR_EQUAL, IN6_IS_ADDR_UNSPECIFIED, IN6_IS_ADDR_V4COMPAT and
 155  * IN6_IS_ADDR_V4MAPPED are broken in glibc 2.1.
 156  */
 157 #ifdef __GLIBC__
 158 #if __GLIBC__ < 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ < 2)
 159 #undef IN6_ARE_ADDR_EQUAL
 160 #undef IN6_IS_ADDR_UNSPECIFIED
 161 #undef IN6_IS_ADDR_V4COMPAT
 162 #undef IN6_IS_ADDR_V4MAPPED
 163 #endif
 164 #endif
 165
 166 #ifndef IN6_ARE_ADDR_EQUAL
 167 #define IN6_ARE_ADDR_EQUAL(a,b) \
 168    (memcmp(&(a)->s6_addr[0], &(b)->s6_addr[0], sizeof(struct in6_addr)) == 0)
 169 #endif
 170
 171 #ifndef IN6_IS_ADDR_UNSPECIFIED
 172 #define IN6_IS_ADDR_UNSPECIFIED(a)      \
 173         IN6_ARE_ADDR_EQUAL(a, &in6addr_any)
 174 #endif
 175
 176 #ifndef IN6_IS_ADDR_LOOPBACK
 177 extern const struct in6_addr isc_in6addr_loopback;
 178 #define IN6_IS_ADDR_LOOPBACK(a) \
 179         IN6_ARE_ADDR_EQUAL(a, &isc_in6addr_loopback)
 180 #endif
 181
 182 #ifndef IN6_IS_ADDR_V4MAPPED
 183 #define IN6_IS_ADDR_V4MAPPED(a) \
 184         ((a)->s6_addr[0] == 0x00 && (a)->s6_addr[1] == 0x00 && \
 185         (a)->s6_addr[2] == 0x00 && (a)->s6_addr[3] == 0x00 && \
 186         (a)->s6_addr[4] == 0x00 && (a)->s6_addr[5] == 0x00 && \
 187         (a)->s6_addr[6] == 0x00 && (a)->s6_addr[9] == 0x00 && \
 188         (a)->s6_addr[8] == 0x00 && (a)->s6_addr[9] == 0x00 && \
 189         (a)->s6_addr[10] == 0xff && (a)->s6_addr[11] == 0xff)
 190 #endif
 191
 192 #ifndef IN6_IS_ADDR_SITELOCAL
 193 #define IN6_IS_ADDR_SITELOCAL(a)        \
 194         (((a)->s6_addr[0] == 0xfe) && (((a)->s6_addr[1] & 0xc0) == 0xc0))
 195 #endif
 196
 197 #ifndef IN6_IS_ADDR_LINKLOCAL
 198 #define IN6_IS_ADDR_LINKLOCAL(a)        \
 199         (((a)->s6_addr[0] == 0xfe) && (((a)->s6_addr[1] & 0xc0) == 0x80))
 200 #endif
 201
 202 #ifndef IN6_IS_ADDR_MULTICAST
 203 #define IN6_IS_ADDR_MULTICAST(a)        ((a)->s6_addr[0] == 0xff)
 204 #endif
 205
 206 #ifndef __IPV6_ADDR_MC_SCOPE
 207 #define __IPV6_ADDR_MC_SCOPE(a)         ((a)->s6_addr[1] & 0x0f)
 208 #endif
 209
 210 #ifndef __IPV6_ADDR_SCOPE_SITELOCAL
 211 #define __IPV6_ADDR_SCOPE_SITELOCAL 0x05
 212 #endif
 213 #ifndef __IPV6_ADDR_SCOPE_ORGLOCAL
 214 #define __IPV6_ADDR_SCOPE_ORGLOCAL  0x08
 215 #endif
 216
 217 #ifndef IN6_IS_ADDR_MC_SITELOCAL
 218 #define IN6_IS_ADDR_MC_SITELOCAL(a)     \
 219         (IN6_IS_ADDR_MULTICAST(a) &&    \
 220          (__IPV6_ADDR_MC_SCOPE(a) == __IPV6_ADDR_SCOPE_SITELOCAL))
 221 #endif
 222
 223 #ifndef IN6_IS_ADDR_MC_ORGLOCAL
 224 #define IN6_IS_ADDR_MC_ORGLOCAL(a)      \
 225         (IN6_IS_ADDR_MULTICAST(a) &&    \
 226          (__IPV6_ADDR_MC_SCOPE(a) == __IPV6_ADDR_SCOPE_ORGLOCAL))
 227 #endif
 228
 229 #ifndef INADDR_NONE
 230 #define INADDR_NONE 0xffffffff
 231 #endif
 232
 233 #ifndef MAXHOSTNAMELEN
 234 #define MAXHOSTNAMELEN 256
 235 #endif
 236
 237 #ifndef INET6_ADDRSTRLEN
 238 /* sizeof("aaaa:bbbb:cccc:dddd:eeee:ffff:123.123.123.123") */
 239 #define INET6_ADDRSTRLEN 46
 240 #endif
 241
 242 #ifndef MIN
 243 #define MIN(x,y) (((x) <= (y)) ? (x) : (y))
 244 #endif
 245
 246 #ifndef MAX
 247 #define MAX(x,y) (((x) >= (y)) ? (x) : (y))
 248 #endif
 249
 250 #ifdef NEED_DAEMON
 251 int daemon(int nochdir, int noclose);
 252 #endif
 253
 254 #ifdef NEED_STRSEP
 255 char * strsep(char **stringp, const char *delim);
 256 #endif
 257
 258 #ifndef ALIGN
 259 #define ALIGN(p) (((uintptr_t)(p) + (sizeof(long) - 1)) & ~(sizeof(long) - 1))
 260 #endif
 261
 262 #ifdef NEED_SETGROUPENT
 263 int setgroupent(int stayopen);
 264 #endif
 265
 266 #ifdef NEED_GETGROUPLIST
 267 int getgrouplist(GETGROUPLIST_ARGS);
 268 #endif
 269
 270 #ifdef POSIX_GETGRNAM_R
 271 int
 272 __posix_getgrnam_r(const char *, struct group *, char *, int, struct group **);
 273 #endif
 274
 275 #ifdef NEED_GETGRNAM_R
 276 int
 277 getgrnam_r(const char *,  struct group *, char *, size_t, struct group **);
 278 #endif
 279
 280 #ifdef POSIX_GETGRGID_R
 281 int
 282 __posix_getgrgid_r(gid_t, struct group *, char *, int, struct group **) ;
 283 #endif
 284
 285 #ifdef NEED_GETGRGID_R
 286 int
 287 getgrgid_r(gid_t, struct group *, char *, size_t, struct group **);
 288 #endif
 289
 290 #ifdef NEED_GETGRENT_R
 291 GROUP_R_RETURN getgrent_r(struct group *gptr, GROUP_R_ARGS);
 292 #endif
 293
 294 #ifdef NEED_SETGRENT_R
 295 GROUP_R_SET_RETURN setgrent_r(GROUP_R_ENT_ARGS);
 296 #endif
 297
 298 #ifdef NEED_ENDGRENT_R
 299 GROUP_R_END_RETURN endgrent_r(GROUP_R_ENT_ARGS);
 300 #endif
 301
 302 #if defined(NEED_INNETGR_R) && defined(NGR_R_RETURN)
 303 NGR_R_RETURN
 304 innetgr_r(const char *, const char *, const char *, const char *);
 305 #endif
 306
 307 #ifdef NEED_SETNETGRENT_R
 308 #ifdef NGR_R_ENT_ARGS
 309 NGR_R_SET_RETURN setnetgrent_r(const char *netgroup, NGR_R_ENT_ARGS);
 310 #else
 311 NGR_R_SET_RETURN setnetgrent_r(const char *netgroup);
 312 #endif
 313 #endif
 314
 315 #ifdef NEED_ENDNETGRENT_R
 316 #ifdef NGR_R_ENT_ARGS
 317 NGR_R_END_RETURN endnetgrent_r(NGR_R_ENT_ARGS);
 318 #else
 319 NGR_R_END_RETURN endnetgrent_r(void);
 320 #endif
 321 #endif
 322
 323 #ifdef POSIX_GETPWNAM_R
 324 int
 325 __posix_getpwnam_r(const char *login,  struct passwd *pwptr,
 326                 char *buf, size_t buflen, struct passwd **result);
 327 #endif
 328
 329 #ifdef NEED_GETPWNAM_R
 330 int
 331 getpwnam_r(const char *login,  struct passwd *pwptr,
 332                 char *buf, size_t buflen, struct passwd **result);
 333 #endif
 334
 335 #ifdef POSIX_GETPWUID_R
 336 int
 337 __posix_getpwuid_r(uid_t uid, struct passwd *pwptr,
 338                 char *buf, int buflen, struct passwd **result);
 339 #endif
 340
 341 #ifdef NEED_GETPWUID_R
 342 int
 343 getpwuid_r(uid_t uid, struct passwd *pwptr,
 344                 char *buf, size_t buflen, struct passwd **result);
 345 #endif
 346
 347 #ifdef NEED_SETPWENT_R
 348 #ifdef PASS_R_ENT_ARGS
 349 PASS_R_SET_RETURN setpwent_r(PASS_R_ENT_ARGS);
 350 #else
 351 PASS_R_SET_RETURN setpwent_r(void);
 352 #endif
 353
 354 #endif
 355
 356 #ifdef NEED_SETPASSENT_R
 357 #ifdef PASS_R_ENT_ARGS
 358 PASS_R_SET_RETURN setpassent_r(int stayopen, PASS_R_ENT_ARGS);
 359 #else
 360 PASS_R_SET_RETURN setpassent_r(int stayopen);
 361 #endif
 362 #endif
 363
 364 #ifdef NEED_GETPWENT_R
 365 PASS_R_RETURN getpwent_r(struct passwd *pwptr, PASS_R_ARGS);
 366 #endif
 367
 368 #ifdef NEED_ENDPWENT_R
 369 void endpwent_r(void);
 370 #endif
 371
 372 #ifdef NEED_SETPASSENT
 373 int setpassent(int stayopen);
 374 #endif
 375
 376 #define gettimeofday isc__gettimeofday
 377 #ifdef NEED_GETTIMEOFDAY
 378 int isc__gettimeofday(struct timeval *tvp, struct _TIMEZONE *tzp);
 379 #else
 380 int isc__gettimeofday(struct timeval *tp, struct timezone *tzp);
 381 #endif
 382
 383 int getnetgrent(char **machinep, char **userp, char **domainp);
 384
 385 #ifdef NGR_R_ARGS
 386 int getnetgrent_r(char **machinep, char **userp, char **domainp, NGR_R_ARGS);
 387 #endif
 388
 389 #ifdef SETNETGRENT_ARGS
 390 void setnetgrent(SETNETGRENT_ARGS);
 391 #else
 392 void setnetgrent(const char *netgroup);
 393 #endif
 394
 395 void endnetgrent(void);
 396
 397 #ifdef INNETGR_ARGS
 398 int innetgr(INNETGR_ARGS);
 399 #else
 400 int innetgr(const char *netgroup, const char *machine,
 401             const char *user, const char *domain);
 402 #endif
 403
 404 #ifdef NGR_R_ENT_ARGS
 405 NGR_R_SET_RETURN
 406 setnetgrent_r(const char *netgroup, NGR_R_ENT_ARGS);
 407 #else
 408 NGR_R_SET_RETURN
 409 setnetgrent_r(const char *netgroup);
 410 #endif
 411 #endif