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Diffstat (limited to 'src/windows/include/arpa/nameser.h')
| -rw-r--r-- | src/windows/include/arpa/nameser.h | 263 |
1 files changed, 263 insertions, 0 deletions
diff --git a/src/windows/include/arpa/nameser.h b/src/windows/include/arpa/nameser.h new file mode 100644 index 0000000000..f9ddafce96 --- /dev/null +++ b/src/windows/include/arpa/nameser.h @@ -0,0 +1,263 @@ +/* + * @doc + * @module nameser.h | + * Copyright (c) 1983, 1989 Regents of the University of California. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)nameser.h 5.25 (Berkeley) 4/3/91 + */ + +#ifndef _NAMESER_H_ +#define _NAMESER_H_ + +/* + * Define constants based on rfc883 + */ +#define PACKETSZ 512 /* maximum packet size */ +#define MAXDNAME 256 /* maximum domain name */ +#define MAXCDNAME 255 /* maximum compressed domain name */ +#define MAXLABEL 63 /* maximum length of domain label */ + /* Number of bytes of fixed size data in query structure */ +#define QFIXEDSZ 4 + /* number of bytes of fixed size data in resource record */ +#define RRFIXEDSZ 10 + +#if !defined(MAXHOSTNAME) +#define MAXHOSTNAME MAXCDNAME +#endif + +/* + * Internet nameserver port number + */ +#define NAMESERVER_PORT 53 + +/* + * Currently defined opcodes + */ +#define QUERY 0x0 /* standard query */ +#define IQUERY 0x1 /* inverse query */ +#define STATUS 0x2 /* nameserver status query */ +/*#define xxx 0x3 /* 0x3 reserved */ + /* non standard */ +#define UPDATEA 0x9 /* add resource record */ +#define UPDATED 0xa /* delete a specific resource record */ +#define UPDATEDA 0xb /* delete all nemed resource record */ +#define UPDATEM 0xc /* modify a specific resource record */ +#define UPDATEMA 0xd /* modify all named resource record */ + +#define ZONEINIT 0xe /* initial zone transfer */ +#define ZONEREF 0xf /* incremental zone referesh */ + +/* + * Currently defined response codes + */ +#define NOERROR 0 /* no error */ +#define FORMERR 1 /* format error */ +#define SERVFAIL 2 /* server failure */ +#define NXDOMAIN 3 /* non existent domain */ +#define NOTIMP 4 /* not implemented */ +#define REFUSED 5 /* query refused */ + /* non standard */ +#define NOCHANGE 0xf /* update failed to change db */ + +/* + * Type values for resources and queries + */ +#define T_A 1 /* host address */ +#define T_NS 2 /* authoritative server */ +#define T_MD 3 /* mail destination */ +#define T_MF 4 /* mail forwarder */ +#define T_CNAME 5 /* connonical name */ +#define T_SOA 6 /* start of authority zone */ +#define T_MB 7 /* mailbox domain name */ +#define T_MG 8 /* mail group member */ +#define T_MR 9 /* mail rename name */ +#define T_NULL 10 /* null resource record */ +#define T_WKS 11 /* well known service */ +#define T_PTR 12 /* domain name pointer */ +#define T_HINFO 13 /* host information */ +#define T_MINFO 14 /* mailbox information */ +#define T_MX 15 /* mail routing information */ +#define T_TXT 16 /* text strings */ + /* non standard */ +#define T_UINFO 100 /* user (finger) information */ +#define T_UID 101 /* user ID */ +#define T_GID 102 /* group ID */ +#define T_UNSPEC 103 /* Unspecified format (binary data) */ + /* Query type values which do not appear in resource records */ +#define T_AXFR 252 /* transfer zone of authority */ +#define T_MAILB 253 /* transfer mailbox records */ +#define T_MAILA 254 /* transfer mail agent records */ +#define T_ANY 255 /* wildcard match */ + +/* + * Values for class field + */ + +#define C_IN 1 /* the arpa internet */ +#define C_CHAOS 3 /* for chaos net at MIT */ +#define C_HS 4 /* for Hesiod name server at MIT */ + /* Query class values which do not appear in resource records */ +#define C_ANY 255 /* wildcard match */ + +/* + * Status return codes for T_UNSPEC conversion routines + */ +#define CONV_SUCCESS 0 +#define CONV_OVERFLOW -1 +#define CONV_BADFMT -2 +#define CONV_BADCKSUM -3 +#define CONV_BADBUFLEN -4 + +#ifndef BYTE_ORDER +#define LITTLE_ENDIAN 1234 /* least-significant byte first (vax) */ +#define BIG_ENDIAN 4321 /* most-significant byte first (IBM, net) */ +#define PDP_ENDIAN 3412 /* LSB first in word, MSW first in long (pdp) */ + +#if defined(vax) || defined(ns32000) || defined(sun386) || defined(MIPSEL) || \ + defined(BIT_ZERO_ON_RIGHT) +#define BYTE_ORDER LITTLE_ENDIAN + +#endif +#if defined(sel) || defined(pyr) || defined(mc68000) || defined(sparc) || \ + defined(is68k) || defined(tahoe) || defined(ibm032) || defined(ibm370) || \ + defined(MIPSEB) || defined (BIT_ZERO_ON_LEFT) +#define BYTE_ORDER BIG_ENDIAN +#endif +#endif /* BYTE_ORDER */ + +#ifndef BYTE_ORDER + /* you must determine what the correct bit order is for your compiler */ + #define BYTE_ORDER LITTLE_ENDIAN /* for Intel x86 series */ +#endif +/* + * Structure for query header, the order of the fields is machine and + * compiler dependent, in our case, the bits within a byte are assignd + * least significant first, while the order of transmition is most + * significant first. This requires a somewhat confusing rearrangement. + */ + +#if defined (_WINDLL) || (_WIN32) +/* define UNIX types */ +#include <winsock.h> +#endif + +typedef struct { + u_short id; /* query identification number */ +#if BYTE_ORDER == BIG_ENDIAN + /* fields in third byte */ + u_char qr:1; /* response flag */ + u_char opcode:4; /* purpose of message */ + u_char aa:1; /* authoritive answer */ + u_char tc:1; /* truncated message */ + u_char rd:1; /* recursion desired */ + /* fields in fourth byte */ + u_char ra:1; /* recursion available */ + u_char pr:1; /* primary server required (non standard) */ + u_char unused:2; /* unused bits */ + u_char rcode:4; /* response code */ +#endif +#if BYTE_ORDER == LITTLE_ENDIAN || BYTE_ORDER == PDP_ENDIAN + /* fields in third byte */ + u_char rd:1; /* recursion desired */ + u_char tc:1; /* truncated message */ + u_char aa:1; /* authoritive answer */ + u_char opcode:4; /* purpose of message */ + u_char qr:1; /* response flag */ + /* fields in fourth byte */ + u_char rcode:4; /* response code */ + u_char unused:2; /* unused bits */ + u_char pr:1; /* primary server required (non standard) */ + u_char ra:1; /* recursion available */ +#endif + /* remaining bytes */ + u_short qdcount; /* number of question entries */ + u_short ancount; /* number of answer entries */ + u_short nscount; /* number of authority entries */ + u_short arcount; /* number of resource entries */ +} HEADER; + +/* + * Defines for handling compressed domain names + */ +#define INDIR_MASK 0xc0 + +/* + * Structure for passing resource records around. + */ +struct rrec { + short r_zone; /* zone number */ + short r_class; /* class number */ + short r_type; /* type number */ + u_long r_ttl; /* time to live */ + int r_size; /* size of data area */ + char *r_data; /* pointer to data */ +}; + +extern u_short _getshort(); +extern u_long _getlong(); + +/* + * Inline versions of get/put short/long. + * Pointer is advanced; we assume that both arguments + * are lvalues and will already be in registers. + * cp MUST be u_char *. + */ +#define GETSHORT(s, cp) { \ + (s) = *(cp)++ << 8; \ + (s) |= *(cp)++; \ +} + +#define GETLONG(l, cp) { \ + (l) = *(cp)++ << 8; \ + (l) |= *(cp)++; (l) <<= 8; \ + (l) |= *(cp)++; (l) <<= 8; \ + (l) |= *(cp)++; \ +} + + +#define PUTSHORT(s, cp) { \ + *(cp)++ = (s) >> 8; \ + *(cp)++ = (s); \ +} + +/* + * Warning: PUTLONG destroys its first argument. + */ +#define PUTLONG(l, cp) { \ + (cp)[3] = l; \ + (cp)[2] = (l >>= 8); \ + (cp)[1] = (l >>= 8); \ + (cp)[0] = l >> 8; \ + (cp) += sizeof(u_long); \ +} + +#endif /* !_NAMESER_H_ */ |