#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 */ import "misc.idl", "security.idl", "svcctl.idl", "samr.idl"; [ helper("../libcli/netlogon/netlogon.h", "../libcli/nbt/libnbt.h"), helpstring("NBT messages"), uuid("6def41b6-86e4-4c32-997c-ed33af7bcd8e") ] 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_AUTHORITATIVE = 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 (along with the parsers for nbt_string) */ typedef [public,nopull,nopush] struct { string name; string scope; nbt_name_type type; } nbt_name; typedef [public,enum16bit] enum { NBT_QCLASS_IP = 0x01 } nbt_qclass; typedef [public,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 { [charset(DOS)] uint8 name[15]; nbt_name_type type; nb_flags nb_flags; } nbt_status_name; typedef struct { [value(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,public] union { [case(NBT_QTYPE_NETBIOS)] nbt_rdata_netbios netbios; [case(NBT_QTYPE_STATUS)] nbt_rdata_status status; [default] nbt_rdata_data data; } nbt_rdata; /* * this macro works around the problem * that we need to use nbt_rdata_data * together with NBT_QTYPE_NETBIOS * for WACK replies */ typedef [flag(LIBNDR_PRINT_ARRAY_HEX),nopush] 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_NTLOGON = "\\MAILSLOT\\NET\\NTLOGON"; const string NBT_MAILSLOT_GETDC = "\\MAILSLOT\\NET\\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(mailslot_name)+1+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; const uint32 DGRAM_SMB = 0xff534d42; /* 0xffSMB */ 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; uint32 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 src_addr; uint16 src_port; [switch_is(msg_type)] dgram_data data; } nbt_dgram_packet; /****************************************** * \MAILSLOT\NET\NETLOGON mailslot requests * and * \MAILSLOT\NET\NTLOGON mailslot requests */ typedef [public,gensize] struct { uint32 sockaddr_family; [flag(NDR_BIG_ENDIAN)] ipv4address pdc_ip; [flag(NDR_REMAINING)] DATA_BLOB remaining; } nbt_sockaddr; typedef [bitmap32bit,public] bitmap { NBT_SERVER_PDC = 0x00000001, NBT_SERVER_GC = 0x00000004, NBT_SERVER_LDAP = 0x00000008, NBT_SERVER_DS = 0x00000010, NBT_SERVER_KDC = 0x00000020, NBT_SERVER_TIMESERV = 0x00000040, NBT_SERVER_CLOSEST = 0x00000080, NBT_SERVER_WRITABLE = 0x00000100, NBT_SERVER_GOOD_TIMESERV = 0x00000200, NBT_SERVER_NDNC = 0x00000400, NBT_SERVER_SELECT_SECRET_DOMAIN_6 = 0x00000800, NBT_SERVER_FULL_SECRET_DOMAIN_6 = 0x00001000, NBT_SERVER_ADS_WEB_SERVICE = 0x00002000, NBT_SERVER_HAS_DNS_NAME = 0x20000000, NBT_SERVER_IS_DEFAULT_NC = 0x40000000, NBT_SERVER_FOREST_ROOT = 0x80000000 } nbt_server_type; typedef [bitmap32bit,public] bitmap { NETLOGON_NT_VERSION_1 = 0x00000001, NETLOGON_NT_VERSION_5 = 0x00000002, NETLOGON_NT_VERSION_5EX = 0x00000004, NETLOGON_NT_VERSION_5EX_WITH_IP = 0x00000008, NETLOGON_NT_VERSION_WITH_CLOSEST_SITE = 0x00000010, NETLOGON_NT_VERSION_AVOID_NT4EMUL = 0x01000000, NETLOGON_NT_VERSION_PDC = 0x10000000, NETLOGON_NT_VERSION_IP = 0x20000000, NETLOGON_NT_VERSION_LOCAL = 0x40000000, NETLOGON_NT_VERSION_GC = 0x80000000 } netlogon_nt_version_flags; typedef [enum16bit,public] enum { LOGON_REQUEST = 0, LOGON_RESPONSE2 = 6, LOGON_PRIMARY_QUERY = 7, /* Was also NETLOGON_QUERY_FOR_PDC */ NETLOGON_ANNOUNCE_UAS = 10, NETLOGON_RESPONSE_FROM_PDC = 12, LOGON_SAM_LOGON_REQUEST = 18, /* Was also NETLOGON_QUERY_FOR_PDC2, NTLOGON_SAM_LOGON */ LOGON_SAM_LOGON_RESPONSE = 19, /* Was also NTLOGON_SAM_LOGON_REPLY */ LOGON_SAM_LOGON_PAUSE_RESPONSE = 20, LOGON_SAM_LOGON_USER_UNKNOWN = 21, /* Was also NTLOGON_SAM_LOGON_REPLY15 */ LOGON_SAM_LOGON_RESPONSE_EX = 23, /* was NETLOGON_RESPONSE_FROM_PDC2 */ LOGON_SAM_LOGON_PAUSE_RESPONSE_EX = 24, LOGON_SAM_LOGON_USER_UNKNOWN_EX = 25 /* was NETLOGON_RESPONSE_FROM_PDC_USER */ } netlogon_command; typedef bitmap samr_AcctFlags samr_AcctFlags; /* query to dc hand marshaled, as it has 'optional' * parts */ typedef [nopull,nopush] struct { uint16 request_count; nstring computer_name; nstring user_name; astring mailslot_name; samr_AcctFlags acct_control; [value(ndr_size_dom_sid0(&sid, ndr->flags))] uint32 sid_size; /* The manual alignment is required because this * structure is marked flag(NDR_NOALIGN) via the * nbt_netlogon_packet below. * * However, both MUST only be present if sid_size > 0 */ [flag(NDR_ALIGN4)] DATA_BLOB _pad; [subcontext(0),subcontext_size(sid_size)] dom_sid0 sid; netlogon_nt_version_flags nt_version; uint16 lmnt_token; uint16 lm20_token; } NETLOGON_SAM_LOGON_REQUEST; typedef struct { astring computer_name; astring user_name; astring mailslot_name; uint8 request_count; uint16 lmnt_token; uint16 lm20_token; } NETLOGON_LOGON_REQUEST; typedef [flag(NDR_NOALIGN),public] struct { netlogon_command command; nstring pdc_name; nstring user_name; nstring domain_name; netlogon_nt_version_flags nt_version; uint16 lmnt_token; uint16 lm20_token; } NETLOGON_SAM_LOGON_RESPONSE_NT40; typedef [flag(NDR_NOALIGN),public] struct { netlogon_command command; nstring pdc_name; nstring user_name; nstring domain_name; GUID domain_uuid; GUID zero_uuid; nbt_string forest; nbt_string dns_domain; nbt_string pdc_dns_name; ipv4address pdc_ip; nbt_server_type server_type; netlogon_nt_version_flags nt_version; uint16 lmnt_token; uint16 lm20_token; } NETLOGON_SAM_LOGON_RESPONSE; /* response from pdc hand marshaled (we have an additional * function that uses this structure), as it has 'optional' * parts */ typedef [flag(NDR_NOALIGN),public] struct { netlogon_command command; uint16 sbz; /* From the docs */ nbt_server_type server_type; GUID domain_uuid; nbt_string forest; nbt_string dns_domain; nbt_string pdc_dns_name; nbt_string domain_name; nbt_string pdc_name; nbt_string user_name; nbt_string server_site; nbt_string client_site; /* Optional on NETLOGON_NT_VERSION_5EX_WITH_IP */ [value(ndr_size_nbt_sockaddr(&sockaddr, ndr->flags))] uint8 sockaddr_size; [subcontext(0),subcontext_size(sockaddr_size)] nbt_sockaddr sockaddr; /* Optional on NETLOGON_NT_VERSION_WITH_CLOSEST_SITE */ nbt_string next_closest_site; netlogon_nt_version_flags nt_version; uint16 lmnt_token; uint16 lm20_token; } NETLOGON_SAM_LOGON_RESPONSE_EX; /* query for pdc request */ typedef struct { astring computer_name; astring mailslot_name; [flag(NDR_ALIGN2)] DATA_BLOB _pad; nstring unicode_name; netlogon_nt_version_flags nt_version; uint16 lmnt_token; uint16 lm20_token; } nbt_netlogon_query_for_pdc; /* response from pdc */ typedef [public] struct { netlogon_command command; astring pdc_name; [flag(NDR_ALIGN2)] DATA_BLOB _pad; nstring unicode_pdc_name; nstring domain_name; netlogon_nt_version_flags nt_version; uint16 lmnt_token; uint16 lm20_token; } nbt_netlogon_response_from_pdc; typedef [flag(NDR_NOALIGN),public] struct { netlogon_command command; astring pdc_name; uint16 lm20_token; } nbt_netlogon_response2; typedef enum netr_SamDatabaseID netr_SamDatabaseID; /* used to announce SAM changes - MS-NRPC 2.2.1.5.1 */ typedef struct { netr_SamDatabaseID db_index; hyper serial; NTTIME timestamp; } nbt_db_change_info; 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_info dbchange[db_count]; [value(ndr_size_dom_sid0(&sid, ndr->flags))] uint32 sid_size; [subcontext(0),subcontext_size(sid_size)] dom_sid0 sid; uint32 message_format_version; uint32 message_token; } NETLOGON_DB_CHANGE; typedef [nodiscriminant] union { [case(LOGON_REQUEST)] NETLOGON_LOGON_REQUEST logon0; [case(LOGON_SAM_LOGON_REQUEST)] NETLOGON_SAM_LOGON_REQUEST logon; [case(LOGON_PRIMARY_QUERY)] nbt_netlogon_query_for_pdc pdc; [case(NETLOGON_ANNOUNCE_UAS)] NETLOGON_DB_CHANGE uas; } nbt_netlogon_request; #if 0 [case(NETLOGON_RESPONSE_FROM_PDC)] nbt_netlogon_response_from_pdc response; [case(NETLOGON_RESPONSE_FROM_PDC_USER)] nbt_netlogon_response_from_pdc2 response2; [case(LOGON_SAM_LOGON_PAUSE_RESPONSE)] NETLOGON_SAM_LOGON_RESPONSE reply; [case(LOGON_SAM_LOGON_RESPONSE)] NETLOGON_SAM_LOGON_RESPONSE reply; [case(LOGON_SAM_LOGON_USER_UNKNOWN)] NETLOGON_SAM_LOGON_RESPONSE reply; [case(LOGON_SAM_LOGON_RESPONSE_EX)] NETLOGON_SAM_LOGON_RESPONSE_EX reply_ex; [case(LOGON_SAM_LOGON_PAUSE_RESPONSE_EX)] NETLOGON_SAM_LOGON_RESPONSE_EX reply_ex; [case(LOGON_SAM_LOGON_USER_UNKNOWN_EX)] NETLOGON_SAM_LOGON_RESPONSE_EX reply_ex; #endif typedef [flag(NDR_NOALIGN),public] struct { netlogon_command command; [switch_is(command)] nbt_netlogon_request req; } nbt_netlogon_packet; void decode_nbt_netlogon_packet( [in] nbt_netlogon_packet packet ); /********************************************************/ /* \MAILSLOT\BROWSE mailslot requests */ /* for details see http://ubiqx.org/cifs/Browsing.html */ /********************************************************/ typedef bitmap svcctl_ServerType svcctl_ServerType; typedef [enum8bit] enum { HostAnnouncement = 1, AnnouncementRequest = 2, Election = 8, GetBackupListReq = 9, GetBackupListResp = 10, BecomeBackup = 11, DomainAnnouncement = 12, MasterAnnouncement = 13, ResetBrowserState = 14, LocalMasterAnnouncement = 15 } nbt_browse_opcode; typedef struct { uint8 UpdateCount; uint32 Periodicity; [charset(DOS)] uint8 ServerName[16]; uint8 OSMajor; uint8 OSMinor; svcctl_ServerType ServerType; uint8 BroMajorVer; uint8 BroMinorVer; uint16 Signature; astring Comment; } nbt_browse_host_announcement; typedef struct { uint8 Unused; astring ResponseName; } nbt_browse_announcement_request; typedef struct { uint8 Version; uint32 Criteria; uint32 UpTime; /* In milliseconds */ uint32 Reserved; /* Must be zero */ astring ServerName; } nbt_browse_election_request; typedef struct { uint8 ReqCount; uint32 Token; } nbt_browse_backup_list_request; typedef struct { uint8 BackupCount; uint32 Token; nbt_name BackupServerList[BackupCount];/* TODO: this is wrong */ } nbt_browse_backup_list_response; typedef struct { astring BrowserName; } nbt_browse_become_backup; typedef struct { uint8 UpdateCount; uint32 Periodicity; [charset(DOS)] uint8 ServerName[16]; uint8 OSMajor; uint8 OSMinor; svcctl_ServerType ServerType; uint32 MysteriousField; astring Comment; } nbt_browse_domain_announcement; typedef struct { astring ServerName; } nbt_browse_master_announcement; typedef struct { uint8 Command; } nbt_browse_reset_state; typedef struct { uint8 UpdateCount; uint32 Periodicity; [charset(DOS)] uint8 ServerName[16]; uint8 OSMajor; uint8 OSMinor; svcctl_ServerType ServerType; uint8 BroMajorVer; uint8 BroMinorVer; uint16 Signature; astring Comment; } nbt_browse_local_master_announcement; typedef [nodiscriminant] union { [case(HostAnnouncement)] nbt_browse_host_announcement host_annoucement; [case(AnnouncementRequest)] nbt_browse_announcement_request announcement_request; [case(Election)] nbt_browse_election_request election_request; [case(GetBackupListReq)] nbt_browse_backup_list_request backup_list_request; [case(GetBackupListResp)] nbt_browse_backup_list_response backup_list_response; [case(BecomeBackup)] nbt_browse_become_backup become_backup; [case(DomainAnnouncement)] nbt_browse_domain_announcement domain_announcement; [case(MasterAnnouncement)] nbt_browse_master_announcement master_announcement; [case(ResetBrowserState)] nbt_browse_reset_state reset_browser_state; [case(LocalMasterAnnouncement)] nbt_browse_local_master_announcement local_master_announcement; } nbt_browse_payload; typedef [public,flag(NDR_NOALIGN)] struct { nbt_browse_opcode opcode; [switch_is(opcode)] nbt_browse_payload payload; } nbt_browse_packet; }