[740] | 1 | #include "idl_types.h"
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| 2 |
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| 3 | /*
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| 4 | IDL structures for DNS operations
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| 5 |
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| 6 | DNS is not traditionally encoded using IDL/NDR. This is a bit of an
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| 7 | experiment, and I may well switch us back to a more traditional
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| 8 | encoding if it doesn't work out
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| 9 | */
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| 10 |
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| 11 | import "misc.idl";
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| 12 | [
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| 13 | helper("librpc/ndr/ndr_dns.h"),
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| 14 | helpstring("DNS records"),
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| 15 | version(0.0),
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| 16 | uuid("a047c001-5f22-40b0-9d52-7042c43f711a")
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| 17 | ]
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| 18 | interface dns
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| 19 | {
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| 20 | const int DNS_SERVICE_PORT = 53;
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| 21 |
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| 22 | typedef [public,bitmap16bit] bitmap {
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| 23 | DNS_RCODE = 0x000F,
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| 24 | DNS_FLAG_BROADCAST = 0x0010,
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| 25 | DNS_FLAG_RECURSION_AVAIL = 0x0080,
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| 26 | DNS_FLAG_RECURSION_DESIRED = 0x0100,
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| 27 | DNS_FLAG_TRUNCATION = 0x0200,
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| 28 | DNS_FLAG_AUTHORITATIVE = 0x0400,
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| 29 | DNS_OPCODE = 0x7800,
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| 30 | DNS_FLAG_REPLY = 0x8000
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| 31 | } dns_operation;
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| 32 |
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| 33 | /* the opcodes are in the operation field, masked with
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| 34 | DNS_OPCODE */
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| 35 | typedef [public] enum {
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| 36 | DNS_OPCODE_QUERY = (0x0<<11),
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| 37 | DNS_OPCODE_IQUERY = (0x1<<11),
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| 38 | DNS_OPCODE_STATUS = (0x2<<11),
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| 39 | DNS_OPCODE_REGISTER = (0x5<<11),
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| 40 | DNS_OPCODE_RELEASE = (0x6<<11),
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| 41 | DNS_OPCODE_WACK = (0x7<<11),
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| 42 | DNS_OPCODE_REFRESH = (0x8<<11),
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| 43 | DNS_OPCODE_REFRESH2 = (0x9<<11),
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| 44 | DNS_OPCODE_MULTI_HOME_REG = (0xf<<11)
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| 45 | } dns_opcode;
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| 46 |
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| 47 | /* rcode values */
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| 48 | typedef [public] enum {
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| 49 | DNS_RCODE_OK = 0x0,
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| 50 | DNS_RCODE_FORMERR = 0x1,
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| 51 | DNS_RCODE_SERVFAIL = 0x2,
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| 52 | DNS_RCODE_NXDOMAIN = 0x3,
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| 53 | DNS_RCODE_NOTIMP = 0x4,
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| 54 | DNS_RCODE_REFUSED = 0x5,
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| 55 | DNS_RCODE_YXDOMAIN = 0x6,
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| 56 | DNS_RCODE_YXRRSET = 0x7,
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| 57 | DNS_RCODE_NXRRSET = 0x8,
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| 58 | DNS_RCODE_NOTAUTH = 0x9,
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| 59 | DNS_RCODE_NOTZONE = 0xA
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| 60 | } dns_rcode;
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| 61 |
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| 62 | typedef [public,enum16bit] enum {
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| 63 | DNS_QCLASS_IP = 0x0001,
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| 64 | DNS_QCLASS_NONE = 0x00FE,
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| 65 | DNS_QCLASS_ANY = 0x00FF
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| 66 | } dns_qclass;
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| 67 |
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| 68 | /* These vese values could have been merged with NBT_QTYPE values, but
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| 69 | DNS_QTYPE_SRV and NBT_QTYPE_STATUS have the same numeric value. */
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| 70 | typedef [public,enum16bit] enum {
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| 71 | DNS_QTYPE_ZERO = 0x0000,
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| 72 | DNS_QTYPE_A = 0x0001,
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| 73 | DNS_QTYPE_NS = 0x0002,
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| 74 | DNS_QTYPE_MD = 0x0003,
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| 75 | DNS_QTYPE_MF = 0x0004,
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| 76 | DNS_QTYPE_CNAME = 0x0005,
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| 77 | DNS_QTYPE_SOA = 0x0006,
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| 78 | DNS_QTYPE_MB = 0x0007,
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| 79 | DNS_QTYPE_MG = 0x0008,
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| 80 | DNS_QTYPE_MR = 0x0009,
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| 81 | DNS_QTYPE_NULL = 0x000A,
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| 82 | DNS_QTYPE_WKS = 0x000B,
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| 83 | DNS_QTYPE_PTR = 0x000C,
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| 84 | DNS_QTYPE_HINFO = 0x000D,
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| 85 | DNS_QTYPE_MINFO = 0x000E,
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| 86 | DNS_QTYPE_MX = 0x000F,
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| 87 | DNS_QTYPE_TXT = 0x0010,
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| 88 | DNS_QTYPE_RP = 0x0011,
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| 89 | DNS_QTYPE_AFSDB = 0x0012,
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| 90 | DNS_QTYPE_X25 = 0x0013,
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| 91 | DNS_QTYPE_ISDN = 0x0014,
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| 92 | DNS_QTYPE_RT = 0x0015,
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| 93 | DNS_QTYPE_SIG = 0x0018,
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| 94 | DNS_QTYPE_KEY = 0x0019,
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| 95 | DNS_QTYPE_AAAA = 0x001C,
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| 96 | DNS_QTYPE_LOC = 0x001D,
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| 97 | DNS_QTYPE_NXT = 0x001E,
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| 98 | DNS_QTYPE_NETBIOS= 0x0020,
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| 99 | DNS_QTYPE_SRV = 0x0021,
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| 100 | DNS_QTYPE_ATMA = 0x0022,
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| 101 | DNS_QTYPE_NAPTR = 0x0023,
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| 102 | DNS_QTYPE_DNAME = 0x0027,
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| 103 | DNS_QTYPE_DS = 0x002B,
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| 104 | DNS_QTYPE_RRSIG = 0x002E,
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| 105 | DNS_QTYPE_NSEC = 0x002F,
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| 106 | DNS_QTYPE_DNSKEY = 0x0030,
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| 107 | DNS_QTYPE_DHCID = 0x0031,
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| 108 | DNS_QTYPE_ALL = 0x00FF,
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| 109 | DNS_QTYPE_WINS = 0xFF01,
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| 110 | DNS_QTYPE_WINSR = 0xFF02
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| 111 | } dns_qtype;
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| 112 |
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| 113 | typedef [public] struct {
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| 114 | dns_string name;
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| 115 | dns_qtype question_type;
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| 116 | dns_qclass question_class;
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| 117 | } dns_name_question;
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| 118 |
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| 119 | typedef [public] struct {
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| 120 | uint16 length;
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| 121 | uint8 data[length];
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| 122 | } dns_rdata_data;
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| 123 |
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| 124 | typedef struct {
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| 125 | dns_string mname;
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| 126 | dns_string rname;
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| 127 | uint32 serial;
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| 128 | uint32 refresh;
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| 129 | uint32 retry;
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| 130 | uint32 expire;
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| 131 | uint32 minimum;
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| 132 | } dns_soa_record;
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| 133 |
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| 134 | typedef [public] struct {
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| 135 | uint16 priority;
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| 136 | uint16 weight;
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| 137 | uint16 port;
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| 138 | dns_string target;
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| 139 | } dns_srv_record;
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| 140 |
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| 141 | typedef [public] struct {
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| 142 | uint16 preference;
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| 143 | dns_string exchange;
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| 144 | } dns_mx_record;
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| 145 |
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| 146 | typedef [nodiscriminant,public,flag(NDR_NOALIGN)] union {
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| 147 | [case(DNS_QTYPE_A)] ipv4address ipv4_record;
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| 148 | [case(DNS_QTYPE_NS)] dns_string ns_record;
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| 149 | [case(DNS_QTYPE_CNAME)] dns_string cname_record;
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| 150 | [case(DNS_QTYPE_SOA)] dns_soa_record soa_record;
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| 151 | [case(DNS_QTYPE_PTR)] dns_string ptr_record;
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| 152 | [case(DNS_QTYPE_MX)] dns_mx_record mx_record;
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| 153 | [case(DNS_QTYPE_AAAA)] ipv6address ipv6_record;
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| 154 | [case(DNS_QTYPE_SRV)] dns_srv_record srv_record;
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| 155 | [default];
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| 156 | } dns_rdata;
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| 157 |
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| 158 | typedef [flag(LIBNDR_PRINT_ARRAY_HEX|NDR_NOALIGN),nopush,nopull] struct {
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| 159 | dns_string name;
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| 160 | dns_qtype rr_type;
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| 161 | dns_qclass rr_class;
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| 162 | uint32 ttl;
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| 163 | uint16 length; /* Should be set to either UINT16_MAX or 0 */
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| 164 | [switch_is(rr_type)] dns_rdata rdata;
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| 165 | DATA_BLOB unexpected;
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| 166 | } dns_res_rec;
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| 167 |
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| 168 | typedef [flag(NDR_NOALIGN|NDR_BIG_ENDIAN|NDR_PAHEX),public] struct {
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| 169 | uint16 id;
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| 170 | dns_operation operation;
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| 171 | uint16 qdcount;
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| 172 | uint16 ancount;
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| 173 | uint16 nscount;
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| 174 | uint16 arcount;
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| 175 | dns_name_question questions[qdcount];
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| 176 | dns_res_rec answers[ancount];
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| 177 | dns_res_rec nsrecs[nscount];
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| 178 | dns_res_rec additional[arcount];
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| 179 | } dns_name_packet;
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| 180 |
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| 181 | /*
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| 182 | this is a convenience hook for ndrdump
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| 183 | */
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| 184 | void decode_dns_name_packet(
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| 185 | [in] dns_name_packet packet
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| 186 | );
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| 187 | }
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