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#include "idl_types.h"
/*
IDL structures for NBT operations
NBT is not traditionally encoded using IDL/NDR. This is a bit of an
experiment, and I may well switch us back to a more traditional
encoding if it doesn't work out
*/
[ uuid("1-2-3-4"),
version(1.0),
depends(security)
] interface nbt
{
const int NBT_NAME_SERVICE_PORT = 137;
const int NBT_DGRAM_SERVICE_PORT = 138;
typedef [bitmap16bit] bitmap {
NBT_RCODE = 0x000F,
NBT_FLAG_BROADCAST = 0x0010,
NBT_FLAG_RECURSION_AVAIL = 0x0080,
NBT_FLAG_RECURSION_DESIRED = 0x0100,
NBT_FLAG_TRUNCATION = 0x0200,
NBT_FLAG_AUTHORITIVE = 0x0400,
NBT_OPCODE = 0x7800,
NBT_FLAG_REPLY = 0x8000
} nbt_operation;
/* the opcodes are in the operation field, masked with
NBT_OPCODE */
typedef enum {
NBT_OPCODE_QUERY = (0x0<<11),
NBT_OPCODE_REGISTER = (0x5<<11),
NBT_OPCODE_RELEASE = (0x6<<11),
NBT_OPCODE_WACK = (0x7<<11),
NBT_OPCODE_REFRESH = (0x8<<11),
NBT_OPCODE_REFRESH2 = (0x9<<11),
NBT_OPCODE_MULTI_HOME_REG = (0xf<<11)
} nbt_opcode;
/* rcode values */
typedef enum {
NBT_RCODE_OK = 0x0,
NBT_RCODE_FMT = 0x1,
NBT_RCODE_SVR = 0x2,
NBT_RCODE_NAM = 0x3,
NBT_RCODE_IMP = 0x4,
NBT_RCODE_RFS = 0x5,
NBT_RCODE_ACT = 0x6,
NBT_RCODE_CFT = 0x7
} nbt_rcode;
/* we support any 8bit name type, but by defining the common
ones here we get better debug displays */
typedef [enum8bit] enum {
NBT_NAME_CLIENT = 0x00,
NBT_NAME_MS = 0x01,
NBT_NAME_USER = 0x03,
NBT_NAME_SERVER = 0x20,
NBT_NAME_PDC = 0x1B,
NBT_NAME_LOGON = 0x1C,
NBT_NAME_MASTER = 0x1D,
NBT_NAME_BROWSER = 0x1E
} nbt_name_type;
/* the ndr parser for nbt_name is separately defined in
nbtname.c */
typedef [nopull,nopush] struct {
string name;
string scope;
nbt_name_type type;
} nbt_name;
typedef [enum16bit] enum {
NBT_QCLASS_IP = 0x01
} nbt_qclass;
typedef [enum16bit] enum {
NBT_QTYPE_ADDRESS = 0x0001,
NBT_QTYPE_NAMESERVICE = 0x0002,
NBT_QTYPE_NULL = 0x000A,
NBT_QTYPE_NETBIOS = 0x0020,
NBT_QTYPE_STATUS = 0x0021
} nbt_qtype;
typedef struct {
nbt_name name;
nbt_qtype question_type;
nbt_qclass question_class;
} nbt_name_question;
/* these are the possible values of the NBT_NM_OWNER_TYPE
field */
typedef enum {
NBT_NODE_B = 0x0000,
NBT_NODE_P = 0x2000,
NBT_NODE_M = 0x4000,
NBT_NODE_H = 0x6000
} nbt_node_type;
typedef [bitmap16bit] bitmap {
NBT_NM_PERMANENT = 0x0200,
NBT_NM_ACTIVE = 0x0400,
NBT_NM_CONFLICT = 0x0800,
NBT_NM_DEREGISTER = 0x1000,
NBT_NM_OWNER_TYPE = 0x6000,
NBT_NM_GROUP = 0x8000
} nb_flags;
typedef struct {
nb_flags nb_flags;
ipv4address ipaddr;
} nbt_rdata_address;
typedef struct {
uint16 length;
nbt_rdata_address addresses[length/6];
} nbt_rdata_netbios;
typedef struct {
uint8 unit_id[6];
uint8 jumpers;
uint8 test_result;
uint16 version_number;
uint16 period_of_statistics;
uint16 number_of_crcs;
uint16 number_alignment_errors;
uint16 number_of_collisions;
uint16 number_send_aborts;
uint32 number_good_sends;
uint32 number_good_receives;
uint16 number_retransmits;
uint16 number_no_resource_conditions;
uint16 number_free_command_blocks;
uint16 total_number_command_blocks;
uint16 max_total_number_command_blocks;
uint16 number_pending_sessions;
uint16 max_number_pending_sessions;
uint16 max_total_sessions_possible;
uint16 session_data_packet_size;
} nbt_statistics;
typedef struct {
astring15 name;
nbt_name_type type;
nb_flags nb_flags;
} nbt_status_name;
typedef struct {
[value(r->num_names * 18 + 47)] uint16 length;
uint8 num_names;
nbt_status_name names[num_names];
nbt_statistics statistics;
} nbt_rdata_status;
typedef struct {
uint16 length;
uint8 data[length];
} nbt_rdata_data;
typedef [nodiscriminant] union {
[case(NBT_QTYPE_NETBIOS)] nbt_rdata_netbios netbios;
[case(NBT_QTYPE_STATUS)] nbt_rdata_status status;
[default] nbt_rdata_data data;
} nbt_rdata;
typedef [flag(LIBNDR_PRINT_ARRAY_HEX)] struct {
nbt_name name;
nbt_qtype rr_type;
nbt_qclass rr_class;
uint32 ttl;
[switch_is(rr_type)] nbt_rdata rdata;
} nbt_res_rec;
typedef [flag(NDR_NOALIGN|NDR_BIG_ENDIAN|NDR_PAHEX),public] struct {
uint16 name_trn_id;
nbt_operation operation;
uint16 qdcount;
uint16 ancount;
uint16 nscount;
uint16 arcount;
nbt_name_question questions[qdcount];
nbt_res_rec answers[ancount];
nbt_res_rec nsrecs[nscount];
nbt_res_rec additional[arcount];
[flag(NDR_REMAINING)] DATA_BLOB padding;
} nbt_name_packet;
/*
NBT DGRAM packets (UDP/138)
*/
typedef [enum8bit] enum {
DGRAM_DIRECT_UNIQUE = 0x10,
DGRAM_DIRECT_GROUP = 0x11,
DGRAM_BCAST = 0x12,
DGRAM_ERROR = 0x13,
DGRAM_QUERY = 0x14,
DGRAM_QUERY_POSITIVE = 0x15,
DGRAM_QUERY_NEGATIVE = 0x16
} dgram_msg_type;
typedef [bitmap8bit] bitmap {
DGRAM_FLAG_MORE = 0x01,
DGRAM_FLAG_FIRST = 0x02,
DGRAM_FLAG_NODE_TYPE = 0x0C
} dgram_flags;
typedef [enum8bit] enum {
DGRAM_NODE_B = 0x00,
DGRAM_NODE_P = 0x04,
DGRAM_NODE_M = 0x08,
DGRAM_NODE_NBDD = 0x0C
} dgram_node_type;
/* a dgram_message is the main dgram body in general use */
/* the most common datagram type is a SMB_TRANSACTION
operation, where a SMB packet is used in the data section
of a dgram_message to hold a trans request, which in turn
holds a small command structure. It's a very strange beast
indeed. To make the code cleaner we define a basic SMB
packet in IDL here. This is not a general purpose SMB
packet, and won't be used in the core SMB client/server
code, but it does make working with these types of dgrams
easier */
const string NBT_MAILSLOT_NETLOGON = "\\MAILSLOT\\NET\\NETLOGON";
const string NBT_MAILSLOT_GETDC = "\\MAILSLOT\\GETDC";
const string NBT_MAILSLOT_BROWSE = "\\MAILSLOT\\BROWSE";
typedef [enum8bit] enum {
SMB_TRANSACTION = 0x25
} smb_command;
typedef struct {
[range(17,17),value(17)] uint8 wct;
uint16 total_param_count;
uint16 total_data_count;
uint16 max_param_count;
uint16 max_data_count;
uint8 max_setup_count;
uint8 pad;
uint16 trans_flags;
uint32 timeout;
uint16 reserved;
uint16 param_count;
uint16 param_offset;
uint16 data_count;
uint16 data_offset;
[range(3,3),value(3)] uint8 setup_count;
uint8 pad2;
uint16 opcode;
uint16 priority;
uint16 class;
[value(strlen(r->mailslot_name)+1+r->data.length)]
uint16 byte_count;
astring mailslot_name;
[flag(NDR_REMAINING)] DATA_BLOB data;
} smb_trans_body;
typedef [nodiscriminant] union {
[case(SMB_TRANSACTION)] smb_trans_body trans;
} smb_body;
typedef [flag(NDR_NOALIGN|NDR_LITTLE_ENDIAN|NDR_PAHEX),public] struct {
smb_command smb_command;
uint8 err_class;
uint8 pad;
uint16 err_code;
uint8 flags;
uint16 flags2;
uint16 pid_high;
uint8 signature[8];
uint16 reserved;
uint16 tid;
uint16 pid;
uint16 vuid;
uint16 mid;
[switch_is(smb_command)] smb_body body;
} dgram_smb_packet;
typedef [v1_enum] enum {
DGRAM_SMB = 0xff534d42 /* 0xffSMB */
} dgram_body_type;
typedef [nodiscriminant] union {
[case(DGRAM_SMB)] dgram_smb_packet smb;
} dgram_message_body;
typedef struct {
uint16 length;
uint16 offset;
nbt_name source_name;
nbt_name dest_name;
dgram_body_type dgram_body_type;
[switch_is(dgram_body_type)] dgram_message_body body;
} dgram_message;
typedef [enum8bit] enum {
DGRAM_ERROR_NAME_NOT_PRESENT = 0x82,
DGRAM_ERROR_INVALID_SOURCE = 0x83,
DGRAM_ERROR_INVALID_DEST = 0x84
} dgram_err_code;
typedef [nodiscriminant] union {
[case(DGRAM_DIRECT_UNIQUE)] dgram_message msg;
[case(DGRAM_DIRECT_GROUP)] dgram_message msg;
[case(DGRAM_BCAST)] dgram_message msg;
[case(DGRAM_ERROR)] dgram_err_code error;
[case(DGRAM_QUERY)] nbt_name dest_name;
[case(DGRAM_QUERY_POSITIVE)] nbt_name dest_name;
[case(DGRAM_QUERY_NEGATIVE)] nbt_name dest_name;
} dgram_data;
typedef [flag(NDR_NOALIGN|NDR_BIG_ENDIAN|NDR_PAHEX),public] struct {
dgram_msg_type msg_type;
dgram_flags flags;
uint16 dgram_id;
ipv4address source;
uint16 src_port;
[switch_is(msg_type)] dgram_data data;
} nbt_dgram_packet;
/* \MAILSLOT\NET\NETLOGON mailslot requests */
typedef [enum8bit] enum {
NETLOGON_QUERY_FOR_PDC = 0x7,
NETLOGON_ANNOUNCE_UAS = 0xa,
NETLOGON_RESPONSE_FROM_PDC = 0xc
} nbt_netlogon_command;
/* query for pdc request */
typedef struct {
astring computer_name;
astring mailslot_name;
[flag(NDR_ALIGN2)] DATA_BLOB _pad;
nstring unicode_name;
uint32 nt_version;
uint16 lmnt_token;
uint16 lm20_token;
} nbt_netlogon_query_for_pdc;
/* response from request */
typedef struct {
astring pdc_name;
[flag(NDR_ALIGN2)] DATA_BLOB _pad;
nstring unicode_pdc_name;
nstring domain_name;
uint32 nt_version;
uint16 lmnt_token;
uint16 lm20_token;
} nbt_netlogon_response_from_pdc;
/* announce change to UAS or SAM */
typedef struct {
uint32 db_index;
hyper serial;
NTTIME timestamp;
} nbt_db_change;
/* used to announce SAM changes */
typedef struct {
uint32 serial_lo;
time_t timestamp;
uint32 pulse;
uint32 random;
astring pdc_name;
astring domain;
[flag(NDR_ALIGN2)] DATA_BLOB _pad;
nstring unicode_pdc_name;
nstring unicode_domain;
uint32 db_count;
nbt_db_change dbchange[db_count];
[value(ndr_size_dom_sid(&r->sid))] uint32 sid_size;
uint16 unknown;
dom_sid sid;
uint32 nt_version;
uint16 lmnt_token;
uint16 lm20_token;
} nbt_netlogon_announce_uas;
typedef [nodiscriminant] union {
[case(NETLOGON_QUERY_FOR_PDC)] nbt_netlogon_query_for_pdc pdc;
[case(NETLOGON_ANNOUNCE_UAS)] nbt_netlogon_announce_uas uas;
[case(NETLOGON_RESPONSE_FROM_PDC)] nbt_netlogon_response_from_pdc response;
} nbt_netlogon_request;
typedef [flag(NDR_NOALIGN),public] struct {
nbt_netlogon_command command;
uint8 pad;
[switch_is(command)] nbt_netlogon_request req;
} nbt_netlogon_packet;
void nbt_netlogon([in] nbt_netlogon_packet logon);
}
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