compat/os/opensolaris_10_netdb.h

   1 /*
   2  * Copied from OpenSolaris 10 public sources
   3  * http://src.opensolaris.org/source/xref/onnv/onnv-gate/usr/src/head/netdb.h
   4  */
   5 /*
   6  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
   7  * Use is subject to license terms.
   8  */
   9
  10 /*      Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T     */
  11 /*        All Rights Reserved   */
  12
  13 /*
  14  * BIND 4.9.3:
  15  *
  16  * Copyright (c) 1980, 1983, 1988, 1993
  17  *      The Regents of the University of California.  All rights reserved.
  18  *
  19  * Redistribution and use in source and binary forms, with or without
  20  * modification, are permitted provided that the following conditions
  21  * are met:
  22  * 1. Redistributions of source code must retain the above copyright
  23  *    notice, this list of conditions and the following disclaimer.
  24  * 2. Redistributions in binary form must reproduce the above copyright
  25  *    notice, this list of conditions and the following disclaimer in the
  26  *    documentation and/or other materials provided with the distribution.
  27  * 3. All advertising materials mentioning features or use of this software
  28  *    must display the following acknowledgement:
  29  *      This product includes software developed by the University of
  30  *      California, Berkeley and its contributors.
  31  * 4. Neither the name of the University nor the names of its contributors
  32  *    may be used to endorse or promote products derived from this software
  33  *    without specific prior written permission.
  34  *
  35  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  36  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  37  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  38  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  39  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  40  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  41  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  42  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  43  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  44  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  45  * SUCH DAMAGE.
  46  * -
  47  * Portions Copyright (c) 1993 by Digital Equipment Corporation.
  48  *
  49  * Permission to use, copy, modify, and distribute this software for any
  50  * purpose with or without fee is hereby granted, provided that the above
  51  * copyright notice and this permission notice appear in all copies, and that
  52  * the name of Digital Equipment Corporation not be used in advertising or
  53  * publicity pertaining to distribution of the document or software without
  54  * specific, written prior permission.
  55  *
  56  * THE SOFTWARE IS PROVIDED "AS IS" AND DIGITAL EQUIPMENT CORP. DISCLAIMS ALL
  57  * WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES
  58  * OF MERCHANTABILITY AND FITNESS.   IN NO EVENT SHALL DIGITAL EQUIPMENT
  59  * CORPORATION BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
  60  * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
  61  * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
  62  * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
  63  * SOFTWARE.
  64  * --Copyright--
  65  *
  66  * End BIND 4.9.3
  67  */
  68
  69 /*
  70  * Structures returned by network data base library.
  71  * All addresses are supplied in host order, and
  72  * returned in network order (suitable for use in system calls).
  73  */
  74
  75 #ifndef _NETDB_H
  76 #define _NETDB_H
  77
  78 #include <sys/types.h>
  79 #include <netinet/in.h>
  80 #if !defined(_XPG4_2) || defined(_XPG6) || defined(__EXTENSIONS__)
  81 #include <sys/socket.h>
  82 #endif /* !defined(_XPG4_2) || defined(_XPG6) || defined(__EXTENSIONS__) */
  83 #include <sys/feature_tests.h>
  84
  85 #ifdef  __cplusplus
  86 extern "C" {
  87 #endif
  88
  89 #define _PATH_HEQUIV    "/etc/hosts.equiv"
  90 #define _PATH_HOSTS     "/etc/hosts"
  91 #define _PATH_IPNODES   "/etc/inet/ipnodes"
  92 #define _PATH_IPSECALGS "/etc/inet/ipsecalgs"
  93 #define _PATH_NETMASKS  "/etc/netmasks"
  94 #define _PATH_NETWORKS  "/etc/networks"
  95 #define _PATH_PROTOCOLS "/etc/protocols"
  96 #define _PATH_SERVICES  "/etc/services"
  97
  98     struct      hostent {
  99         char    *h_name;        /* official name of host */
 100         char    **h_aliases;    /* alias list */
 101         int     h_addrtype;     /* host address type */
 102         int     h_length;       /* length of address */
 103         char    **h_addr_list;  /* list of addresses from name server */
 104 #define h_addr  h_addr_list[0]  /* address, for backward compatiblity */
 105     };
 106
 107     /*
 108      * addrinfo introduced with IPv6 for Protocol-Independent Hostname
 109      * and Service Name Translation.
 110      */
 111
 112 #if !defined(_XPG4_2) || defined(_XPG6) || defined(__EXTENSIONS__)
 113     struct addrinfo {
 114         int ai_flags;           /* AI_PASSIVE, AI_CANONNAME, ... */
 115         int ai_family;          /* PF_xxx */
 116         int ai_socktype;        /* SOCK_xxx */
 117         int ai_protocol;        /* 0 or IPPROTO_xxx for IPv4 and IPv6 */
 118 #ifdef __sparcv9
 119         int _ai_pad;            /* for backwards compat with old size_t */
 120 #endif /* __sparcv9 */
 121         socklen_t ai_addrlen;
 122         char *ai_canonname;     /* canonical name for hostname */
 123         struct sockaddr *ai_addr;       /* binary address */
 124         struct addrinfo *ai_next;       /* next structure in linked list */
 125     };
 126
 127     /* addrinfo flags */
 128 #define AI_PASSIVE      0x0008  /* intended for bind() + listen() */
 129 #define AI_CANONNAME    0x0010  /* return canonical version of host */
 130 #define AI_NUMERICHOST  0x0020  /* use numeric node address string */
 131 #define AI_NUMERICSERV  0x0040  /* servname is assumed numeric */
 132
 133     /* getipnodebyname() flags */
 134 #define AI_V4MAPPED     0x0001  /* IPv4 mapped addresses if no IPv6 */
 135 #define AI_ALL          0x0002  /* IPv6 and IPv4 mapped addresses */
 136 #define AI_ADDRCONFIG   0x0004  /* AAAA or A records only if IPv6/IPv4 cnfg'd */
 137
 138     /*
 139      * These were defined in RFC 2553 but not SUSv3
 140      * or RFC 3493 which obsoleted 2553.
 141      */
 142 #if !defined(_XPG6) || defined(__EXTENSIONS__)
 143 #define AI_DEFAULT      (AI_V4MAPPED | AI_ADDRCONFIG)
 144
 145     /* addrinfo errors */
 146 #define EAI_ADDRFAMILY  1       /* address family not supported */
 147 #define EAI_NODATA      7       /* no address */
 148 #endif /* !defined(_XPG6) || defined(__EXTENSIONS__) */
 149 #define EAI_AGAIN       2       /* DNS temporary failure */
 150 #define EAI_BADFLAGS    3       /* invalid ai_flags */
 151 #define EAI_FAIL        4       /* DNS non-recoverable failure */
 152 #define EAI_FAMILY      5       /* ai_family not supported */
 153 #define EAI_MEMORY      6       /* memory allocation failure */
 154 #define EAI_NONAME      8       /* host/servname not known */
 155 #define EAI_SERVICE     9       /* servname not supported for ai_socktype */
 156 #define EAI_SOCKTYPE    10      /* ai_socktype not supported */
 157 #define EAI_SYSTEM      11      /* system error in errno */
 158 #define EAI_OVERFLOW    12      /* argument buffer overflow */
 159 #define EAI_PROTOCOL    13
 160 #define EAI_MAX         14
 161
 162     /* getnameinfo flags */
 163 #define NI_NOFQDN       0x0001
 164 #define NI_NUMERICHOST  0x0002  /* return numeric form of address */
 165 #define NI_NAMEREQD     0x0004  /* request DNS name */
 166 #define NI_NUMERICSERV  0x0008
 167 #define NI_DGRAM        0x0010
 168
 169 #if !defined(_XPG6) || defined(__EXTENSIONS__)
 170     /* Not listed in any standards document */
 171 #define NI_WITHSCOPEID  0x0020
 172 #define NI_NUMERICSCOPE 0x0040
 173
 174     /* getnameinfo max sizes as defined in RFC 2553 obsoleted in RFC 3493 */
 175 #define NI_MAXHOST      1025
 176 #define NI_MAXSERV      32
 177 #endif /* !defined(_XPG6) || defined(__EXTENSIONS__) */
 178 #endif /* !defined(_XPG4_2) || defined(_XPG6) || defined(__EXTENSIONS__) */
 179
 180     /*
 181      * Scope delimit character
 182      */
 183 #define SCOPE_DELIMITER '%'
 184
 185     /*
 186      * Algorithm entry for /etc/inet/ipsecalgs which defines IPsec protocols
 187      * and algorithms.
 188      */
 189 #if !defined(_XPG4_2) || defined(__EXTENSIONS__)
 190     typedef struct ipsecalgent {
 191         char **a_names;         /* algorithm names */
 192         int a_proto_num;        /* protocol number */
 193         int a_alg_num;          /* algorithm number */
 194         char *a_mech_name;      /* encryption framework mechanism name */
 195         int *a_block_sizes;     /* supported block sizes */
 196         int *a_key_sizes;       /* supported key sizes */
 197         int a_key_increment;    /* key size increment */
 198         int *a_mech_params;     /* mechanism specific parameters */
 199         int a_alg_flags;        /* algorithm flags */
 200     } ipsecalgent_t;
 201
 202     /* well-known IPsec protocol numbers */
 203
 204 #define IPSEC_PROTO_AH          2
 205 #define IPSEC_PROTO_ESP         3
 206 #endif /* !defined(_XPG4_2) || defined(__EXTENSIONS__) */
 207
 208     /*
 209      * Assumption here is that a network number
 210      * fits in 32 bits -- probably a poor one.
 211      */
 212     struct      netent {
 213         char            *n_name;        /* official name of net */
 214         char            **n_aliases;    /* alias list */
 215         int             n_addrtype;     /* net address type */
 216         in_addr_t       n_net;          /* network # */
 217     };
 218
 219     struct      protoent {
 220         char    *p_name;        /* official protocol name */
 221         char    **p_aliases;    /* alias list */
 222         int     p_proto;        /* protocol # */
 223     };
 224
 225     struct      servent {
 226         char    *s_name;        /* official service name */
 227         char    **s_aliases;    /* alias list */
 228         int     s_port;         /* port # */
 229         char    *s_proto;       /* protocol to use */
 230     };
 231
 232 #ifdef  __STDC__
 233 #if !defined(_XPG4_2) || defined(__EXTENSIONS__)
 234     struct hostent      *gethostbyname_r
 235     (const char *, struct hostent *, char *, int, int *h_errnop);
 236     struct hostent      *gethostbyaddr_r
 237     (const char *, int, int, struct hostent *, char *, int, int *h_errnop);
 238     struct hostent      *getipnodebyname(const char *, int, int, int *);
 239     struct hostent      *getipnodebyaddr(const void *, size_t, int, int *);
 240     void                freehostent(struct hostent *);
 241     struct hostent      *gethostent_r(struct hostent *, char *, int, int *h_errnop);
 242
 243     struct servent      *getservbyname_r
 244     (const char *name, const char *, struct servent *, char *, int);
 245     struct servent      *getservbyport_r
 246     (int port, const char *, struct servent *, char *, int);
 247     struct servent      *getservent_r(struct    servent *, char *, int);
 248
 249     struct netent       *getnetbyname_r
 250     (const char *, struct netent *, char *, int);
 251     struct netent       *getnetbyaddr_r(long, int, struct netent *, char *, int);
 252     struct netent       *getnetent_r(struct netent *, char *, int);
 253
 254     struct protoent     *getprotobyname_r
 255     (const char *, struct protoent *, char *, int);
 256     struct protoent     *getprotobynumber_r
 257     (int, struct protoent *, char *, int);
 258     struct protoent     *getprotoent_r(struct protoent *, char *, int);
 259
 260     int getnetgrent_r(char **, char **, char **, char *, int);
 261     int innetgr(const char *, const char *, const char *, const char *);
 262 #endif /* !defined(_XPG4_2) || defined(__EXTENSIONS__) */
 263
 264     /* Old interfaces that return a pointer to a static area;  MT-unsafe */
 265     struct hostent      *gethostbyname(const char *);
 266     struct hostent      *gethostent(void);
 267     struct netent       *getnetbyaddr(in_addr_t, int);
 268     struct netent       *getnetbyname(const char *);
 269     struct netent       *getnetent(void);
 270     struct protoent     *getprotobyname(const char *);
 271     struct protoent     *getprotobynumber(int);
 272     struct protoent     *getprotoent(void);
 273     struct servent      *getservbyname(const char *, const char *);
 274     struct servent      *getservbyport(int, const char *);
 275     struct servent      *getservent(void);
 276
 277     /* gethostbyaddr() second argument is a size_t only in unix95/unix98 */
 278 #if !defined(_XPG4_2) || defined(_XPG6) || defined(__EXTENSIONS__)
 279     struct hostent      *gethostbyaddr(const void *, socklen_t, int);
 280 #else
 281     struct hostent      *gethostbyaddr(const void *, size_t, int);
 282 #endif /* !defined(_XPG4_2) || defined(_XPG6) || defined(__EXTENSIONS__) */
 283
 284 #if !defined(_XPG4_2) || defined(__EXTENSIONS__)
 285     int endhostent(void);
 286     int endnetent(void);
 287     int endprotoent(void);
 288     int endservent(void);
 289     int sethostent(int);
 290     int setnetent(int);
 291     int setprotoent(int);
 292     int setservent(int);
 293 #else
 294     void endhostent(void);
 295     void endnetent(void);
 296     void endprotoent(void);
 297     void endservent(void);
 298     void sethostent(int);
 299     void setnetent(int);
 300     void setprotoent(int);
 301     void setservent(int);
 302 #endif /* !defined(_XPG4_2) || defined(__EXTENSIONS__) */
 303
 304 #if !defined(_XPG4_2) || defined(_XPG6) || defined(__EXTENSIONS__)
 305
 306 #ifdef  _XPG6
 307 #ifdef  __PRAGMA_REDEFINE_EXTNAME
 308 #pragma redefine_extname getaddrinfo __xnet_getaddrinfo
 309 #else   /* __PRAGMA_REDEFINE_EXTNAME */
 310 #define getaddrinfo __xnet_getaddrinfo
 311 #endif  /* __PRAGMA_REDEFINE_EXTNAME */
 312 #endif  /* _XPG6 */
 313
 314     int         getaddrinfo(const char *_RESTRICT_KYWD1,
 315                      const char *_RESTRICT_KYWD2,
 316                      const struct addrinfo *_RESTRICT_KYWD3,
 317                      struct addrinfo **_RESTRICT_KYWD4);
 318     void                freeaddrinfo(struct addrinfo *);
 319     const char  *gai_strerror(int);
 320     int         getnameinfo(const struct sockaddr *_RESTRICT_KYWD1,
 321                      socklen_t, char *_RESTRICT_KYWD2, socklen_t,
 322                      char *_RESTRICT_KYWD3, socklen_t, int);
 323 #endif /* !defined(_XPG4_2) || defined(_XPG6) || defined(__EXTENSIONS__) */
 324
 325 #if !defined(_XPG4_2) || defined(__EXTENSIONS__)
 326     int getnetgrent(char **, char **, char **);
 327     int setnetgrent(const char *);
 328     int endnetgrent(void);
 329     int rcmd(char **, unsigned short,
 330              const char *, const char *, const char *, int *);
 331     int rcmd_af(char **, unsigned short,
 332                 const char *, const char *, const char *, int *, int);
 333     int rresvport_af(int *, int);
 334     int rresvport_addr(int *, struct sockaddr_storage *);
 335     int rexec(char **, unsigned short,
 336               const char *, const char *, const char *, int *);
 337     int rexec_af(char **, unsigned short,
 338                  const char *, const char *, const char *, int *, int);
 339     int rresvport(int *);
 340     int ruserok(const char *, int, const char *, const char *);
 341     /* BIND */
 342     struct hostent      *gethostbyname2(const char *, int);
 343     void                herror(const char *);
 344     const char  *hstrerror(int);
 345     /* End BIND */
 346
 347     /* IPsec algorithm prototype definitions */
 348     struct ipsecalgent *getipsecalgbyname(const char *, int, int *);
 349     struct ipsecalgent *getipsecalgbynum(int, int, int *);
 350     int getipsecprotobyname(const char *doi_name);
 351     char *getipsecprotobynum(int doi_domain);
 352     void freeipsecalgent(struct ipsecalgent *ptr);
 353     /* END IPsec algorithm prototype definitions */
 354
 355 #endif /* !defined(_XPG4_2) || defined(__EXTENSIONS__) */
 356 #else   /* __STDC__ */
 357     struct hostent      *gethostbyname_r();
 358     struct hostent      *gethostbyaddr_r();
 359     struct hostent      *getipnodebyname();
 360     struct hostent      *getipnodebyaddr();
 361     void                 freehostent();
 362     struct hostent      *gethostent_r();
 363     struct servent      *getservbyname_r();
 364     struct servent      *getservbyport_r();
 365     struct servent      *getservent_r();
 366     struct netent       *getnetbyname_r();
 367     struct netent       *getnetbyaddr_r();
 368     struct netent       *getnetent_r();
 369     struct protoent     *getprotobyname_r();
 370     struct protoent     *getprotobynumber_r();
 371     struct protoent     *getprotoent_r();
 372     int          getnetgrent_r();
 373     int          innetgr();
 374
 375     /* Old interfaces that return a pointer to a static area;  MT-unsafe */
 376     struct hostent      *gethostbyname();
 377     struct hostent      *gethostbyaddr();
 378     struct hostent      *gethostent();
 379     struct netent       *getnetbyname();
 380     struct netent       *getnetbyaddr();
 381     struct netent       *getnetent();
 382     struct servent      *getservbyname();
 383     struct servent      *getservbyport();
 384     struct servent      *getservent();
 385     struct protoent     *getprotobyname();
 386     struct protoent     *getprotobynumber();
 387     struct protoent     *getprotoent();
 388     int          getnetgrent();
 389
 390     int sethostent();
 391     int endhostent();
 392     int setnetent();
 393     int endnetent();
 394     int setservent();
 395     int endservent();
 396     int setprotoent();
 397     int endprotoent();
 398     int setnetgrent();
 399     int endnetgrent();
 400     int rcmd();
 401     int rcmd_af();
 402     int rexec();
 403     int rexec_af();
 404     int rresvport();
 405     int rresvport_af();
 406     int rresvport_addr();
 407     int ruserok();
 408     /* BIND */
 409     struct hostent      *gethostbyname2();
 410     void                herror();
 411     char                *hstrerror();
 412     /* IPv6 prototype definitons */
 413     int         getaddrinfo();
 414     void                freeaddrinfo();
 415     const char  *gai_strerror();
 416     int         getnameinfo();
 417     /* END IPv6 prototype definitions */
 418     /* End BIND */
 419
 420 #if !defined(_XPG4_2) || defined(__EXTENSIONS__)
 421     /* IPsec algorithm prototype definitions */
 422     struct ipsecalgent *getalgbyname();
 423     struct ipsecalgent *getalgbydoi();
 424     int getdoidomainbyname();
 425     const char *getdoidomainbynum();
 426     void freealgent();
 427     /* END IPsec algorithm prototype definitions */
 428 #endif /* !defined(_XPG4_2) || defined(__EXTENSIONS__) */
 429
 430 #endif  /* __STDC__ */
 431
 432     /*
 433      * Error return codes from gethostbyname() and gethostbyaddr()
 434      * (when using the resolver)
 435      */
 436
 437     extern  int h_errno;
 438
 439 #ifdef  _REENTRANT
 440 #ifdef  __STDC__
 441     extern int  *__h_errno(void);
 442 #else
 443     extern int  *__h_errno();
 444 #endif  /* __STDC__ */
 445
 446     /* Only #define h_errno if there is no conflict with other use */
 447 #ifdef  H_ERRNO_IS_FUNCTION
 448 #define h_errno (*__h_errno())
 449 #endif  /* NO_H_ERRNO_DEFINE */
 450 #endif  /* _REENTRANT */
 451
 452     /*
 453      * Error return codes from gethostbyname() and gethostbyaddr()
 454      * (left in extern int h_errno).
 455      */
 456 #define HOST_NOT_FOUND  1 /* Authoritive Answer Host not found */
 457 #define TRY_AGAIN       2 /* Non-Authoritive Host not found, or SERVERFAIL */
 458 #define NO_RECOVERY     3 /* Non recoverable errors, FORMERR, REFUSED, NOTIMP */
 459 #define NO_DATA         4 /* Valid name, no data record of requested type */
 460
 461 #if !defined(_XPG4_2) || defined(__EXTENSIONS__)
 462 #define NO_ADDRESS      NO_DATA         /* no address, look for MX record */
 463
 464     /* BIND */
 465 #define NETDB_INTERNAL  -1      /* see errno */
 466 #define NETDB_SUCCESS   0       /* no problem */
 467     /* End BIND */
 468
 469 #define MAXHOSTNAMELEN  256
 470
 471 #define MAXALIASES      35
 472 #define MAXADDRS        35
 473 #endif /* !defined(_XPG4_2) || defined(__EXTENSIONS__) */
 474
 475 #ifdef  __cplusplus
 476 }
 477 #endif
 478
 479 #endif  /* _NETDB_H */