diff options
Diffstat (limited to 'librpc/idl/dcerpc.idl')
| -rw-r--r-- | librpc/idl/dcerpc.idl | 662 |
1 files changed, 662 insertions, 0 deletions
diff --git a/librpc/idl/dcerpc.idl b/librpc/idl/dcerpc.idl new file mode 100644 index 0000000..1850526 --- /dev/null +++ b/librpc/idl/dcerpc.idl @@ -0,0 +1,662 @@ +#include "idl_types.h" + +/* + the base dcerpc packet definitions - not traditionally coded as IDL, + but given that pidl can handle it nicely it simplifies things a lot + to do it this way + + See [C706 - DCE 1.1: Remote Procedure Call] for the OpenGroup + DCERPC specification: + http://pubs.opengroup.org/onlinepubs/9629399/toc.htm + + See C706 - Chapter 12: RPC PDU Encodings for packet layouts: + http://www.opengroup.org/onlinepubs/9629399/chap12.htm + + See also [MS-RPCE] for the Microsoft + "Remote Procedure Call Protocol Extensions". + http://msdn.microsoft.com/en-us/library/cc243560.aspx + +*/ +import "misc.idl"; + +cpp_quote("extern const uint8_t DCERPC_SEC_VT_MAGIC[8];") + +[ + helper("../librpc/ndr/ndr_dcerpc.h") +] +interface dcerpc +{ + typedef struct { + uint16 context_id; + uint8 num_transfer_syntaxes; + ndr_syntax_id abstract_syntax; + ndr_syntax_id transfer_syntaxes[num_transfer_syntaxes]; + } dcerpc_ctx_list; + + typedef [public] struct { + uint16 max_xmit_frag; + uint16 max_recv_frag; + uint32 assoc_group_id; + uint8 num_contexts; + dcerpc_ctx_list ctx_list[num_contexts]; + [flag(NDR_REMAINING)] DATA_BLOB auth_info; + } dcerpc_bind; + + const uint8 DCERPC_REQUEST_LENGTH = 24; + + typedef struct { + } dcerpc_empty; + + typedef [nodiscriminant] union { + [case(LIBNDR_FLAG_OBJECT_PRESENT)] GUID object; + [default] dcerpc_empty empty; + } dcerpc_object; + + typedef struct { + uint32 alloc_hint; + uint16 context_id; + uint16 opnum; + /* + * NDR_DCERPC_REQUEST_OBJECT_PRESENT + * is defined differently for ndr_dcerpc.c and py_dcerpc.c + */ + [switch_is(NDR_DCERPC_REQUEST_OBJECT_PRESENT)] dcerpc_object object; + [flag(NDR_REMAINING)] DATA_BLOB stub_and_verifier; + } dcerpc_request; + + typedef [enum16bit] enum { + DCERPC_BIND_ACK_RESULT_ACCEPTANCE = 0, + DCERPC_BIND_ACK_RESULT_USER_REJECTION = 1, + DCERPC_BIND_ACK_RESULT_PROVIDER_REJECTION = 2, + DCERPC_BIND_ACK_RESULT_NEGOTIATE_ACK = 3 + } dcerpc_bind_ack_result; + + const int DCERPC_BIND_PROVIDER_REJECT = + DCERPC_BIND_ACK_RESULT_PROVIDER_REJECTION; + + typedef [enum16bit] enum { + DCERPC_BIND_ACK_REASON_NOT_SPECIFIED = 0, + DCERPC_BIND_ACK_REASON_ABSTRACT_SYNTAX_NOT_SUPPORTED = 1, + DCERPC_BIND_ACK_REASON_TRANSFER_SYNTAXES_NOT_SUPPORTED = 2, + DCERPC_BIND_ACK_REASON_LOCAL_LIMIT_EXCEEDED = 3 + } dcerpc_bind_ack_reason_values; + + const int DCERPC_BIND_REASON_ASYNTAX = + DCERPC_BIND_ACK_REASON_ABSTRACT_SYNTAX_NOT_SUPPORTED; + + typedef [bitmap16bit] bitmap { + DCERPC_BIND_TIME_SECURITY_CONTEXT_MULTIPLEXING = 0x0001, + DCERPC_BIND_TIME_KEEP_CONNECTION_ON_ORPHAN = 0x0002 + } dcerpc_bind_time_features; + + typedef [nodiscriminant] union { + [case(DCERPC_BIND_ACK_RESULT_NEGOTIATE_ACK)] + dcerpc_bind_time_features negotiate; + [default] dcerpc_bind_ack_reason_values value; + } dcerpc_bind_ack_reason; + + typedef struct { + dcerpc_bind_ack_result result; + [switch_is(result)] dcerpc_bind_ack_reason reason; + ndr_syntax_id syntax; + } dcerpc_ack_ctx; + + typedef struct { + uint16 max_xmit_frag; + uint16 max_recv_frag; + uint32 assoc_group_id; + [value(strlen_m_term_null(secondary_address))] uint16 secondary_address_size; + [charset(DOS)] uint8 secondary_address[secondary_address_size]; + [flag(NDR_ALIGN4)] DATA_BLOB _pad1; + uint8 num_results; + dcerpc_ack_ctx ctx_list[num_results]; + [flag(NDR_REMAINING)] DATA_BLOB auth_info; + } dcerpc_bind_ack; + + typedef [public,enum16bit] enum { + DCERPC_BIND_NAK_REASON_NOT_SPECIFIED = 0, + DCERPC_BIND_NAK_REASON_TEMPORARY_CONGESTION = 1, + DCERPC_BIND_NAK_REASON_LOCAL_LIMIT_EXCEEDED = 2, + DCERPC_BIND_NAK_REASON_PROTOCOL_VERSION_NOT_SUPPORTED = 4, + DCERPC_BIND_NAK_REASON_INVALID_AUTH_TYPE = 8, + DCERPC_BIND_NAK_REASON_INVALID_CHECKSUM = 9 + } dcerpc_bind_nak_reason; + + const int DECRPC_BIND_PROTOCOL_VERSION_NOT_SUPPORTED = + DCERPC_BIND_NAK_REASON_PROTOCOL_VERSION_NOT_SUPPORTED; + const int DCERPC_BIND_REASON_INVALID_AUTH_TYPE = + DCERPC_BIND_NAK_REASON_INVALID_AUTH_TYPE; + + typedef [public] struct { + uint8 rpc_vers; /* RPC version */ + uint8 rpc_vers_minor; /* Minor version */ + } dcerpc_bind_nak_version; + + typedef [public,nopull] struct { + dcerpc_bind_nak_reason reject_reason; + uint8 num_versions; + dcerpc_bind_nak_version versions[num_versions]; + [flag(NDR_REMAINING)] DATA_BLOB _pad; + } dcerpc_bind_nak; + + const uint8 DCERPC_RESPONSE_LENGTH = 24; + + typedef struct { + uint32 alloc_hint; + uint16 context_id; + uint8 cancel_count; + [value(0)] uint8 reserved; + [flag(NDR_REMAINING)] DATA_BLOB stub_and_verifier; + } dcerpc_response; + + typedef [v1_enum] enum { + DCERPC_NCA_S_COMM_FAILURE = 0x1C010001, + DCERPC_NCA_S_OP_RNG_ERROR = 0x1C010002, + DCERPC_NCA_S_UNKNOWN_IF = 0x1C010003, + DCERPC_NCA_S_WRONG_BOOT_TIME = 0x1C010006, + DCERPC_NCA_S_YOU_CRASHED = 0x1C010009, + DCERPC_NCA_S_PROTO_ERROR = 0x1C01000B, + DCERPC_NCA_S_OUT_ARGS_TOO_BIG = 0x1C010013, + DCERPC_NCA_S_SERVER_TOO_BUSY = 0x1C010014, + DCERPC_NCA_S_FAULT_STRING_TOO_LARGE = 0x1C010015, + DCERPC_NCA_S_UNSUPPORTED_TYPE = 0x1C010017, + DCERPC_NCA_S_FAULT_INT_DIV_BY_ZERO = 0x1C000001, + DCERPC_NCA_S_FAULT_ADDR_ERROR = 0x1C000002, + DCERPC_NCA_S_FAULT_FP_DIV_BY_ZERO = 0x1C000003, + DCERPC_NCA_S_FAULT_FP_UNDERFLOW = 0x1C000004, + DCERPC_NCA_S_FAULT_FP_OVERRFLOW = 0x1C000005, + DCERPC_NCA_S_FAULT_INVALID_TAG = 0x1C000006, + DCERPC_NCA_S_FAULT_INVALID_BOUND = 0x1C000007, + DCERPC_NCA_S_FAULT_RPC_VERSION_MISMATCH = 0x1C000008, + DCERPC_NCA_S_FAULT_UNSPEC_REJECT = 0x1C000009, + DCERPC_NCA_S_FAULT_BAD_ACTID = 0x1C00000A, + DCERPC_NCA_S_FAULT_WHO_ARE_YOU_FAILED = 0x1C00000B, + DCERPC_NCA_S_FAULT_MANAGER_NOT_ENTERED = 0x1C00000C, + DCERPC_NCA_S_FAULT_CANCEL = 0x1C00000D, + DCERPC_NCA_S_FAULT_ILL_INST = 0x1C00000E, + DCERPC_NCA_S_FAULT_FP_ERROR = 0x1C00000F, + DCERPC_NCA_S_FAULT_INT_OVERFLOW = 0x1C000010, + DCERPC_NCA_S_UNUSED_1C000011 = 0x1C000011, + DCERPC_NCA_S_FAULT_UNSPEC = 0x1C000012, + DCERPC_NCA_S_FAULT_REMOTE_COMM_FAILURE = 0x1C000013, + DCERPC_NCA_S_FAULT_PIPE_EMPTY = 0x1C000014, + DCERPC_NCA_S_FAULT_PIPE_CLOSED = 0x1C000015, + DCERPC_NCA_S_FAULT_PIPE_ORDER = 0x1C000016, + DCERPC_NCA_S_FAULT_PIPE_DISCIPLINE = 0x1C000017, + DCERPC_NCA_S_FAULT_PIPE_COMM_ERROR = 0x1C000018, + DCERPC_NCA_S_FAULT_PIPE_MEMORY = 0x1C000019, + DCERPC_NCA_S_FAULT_CONTEXT_MISMATCH = 0x1C00001A, + DCERPC_NCA_S_FAULT_REMOTE_NO_MEMORY = 0x1C00001B, + DCERPC_NCA_S_INVALID_PRES_CONTEXT_ID = 0x1C00001C, + DCERPC_NCA_S_UNSUPPORTED_AUTHN_LEVEL = 0x1C00001D, + DCERPC_NCA_S_UNUSED_1C00001E = 0x1C00001E, + DCERPC_NCA_S_INVALID_CHECKSUM = 0x1C00001F, + DCERPC_NCA_S_INVALID_CRC = 0x1C000020, + DCERPC_NCA_S_FAULT_USER_DEFINED = 0x1C000021, + DCERPC_NCA_S_FAULT_TX_OPEN_FAILED = 0x1C000022, + DCERPC_NCA_S_FAULT_CODESET_CONV_ERROR = 0x1C000023, + DCERPC_NCA_S_FAULT_OBJECT_NOT_FOUND = 0x1C000024, + DCERPC_NCA_S_FAULT_NO_CLIENT_STUB = 0x1C000025, + DCERPC_FAULT_ACCESS_DENIED = 0x00000005, + DCERPC_FAULT_SERVER_UNAVAILABLE = 0x000006ba, + DCERPC_FAULT_NO_CALL_ACTIVE = 0x000006bd, + DCERPC_FAULT_CANT_PERFORM = 0x000006d8, + DCERPC_FAULT_OUT_OF_RESOURCES = 0x000006d9, + DCERPC_FAULT_BAD_STUB_DATA = 0x000006f7, + DCERPC_FAULT_SEC_PKG_ERROR = 0x00000721 + } dcerpc_nca_status; + + const int DCERPC_FAULT_OP_RNG_ERROR = DCERPC_NCA_S_OP_RNG_ERROR; + const int DCERPC_FAULT_NDR = DCERPC_FAULT_BAD_STUB_DATA; + const int DCERPC_FAULT_INVALID_TAG = DCERPC_NCA_S_FAULT_INVALID_TAG; + const int DCERPC_FAULT_CONTEXT_MISMATCH = DCERPC_NCA_S_FAULT_CONTEXT_MISMATCH; + const int DCERPC_FAULT_OTHER = 0x00000001; + + /* we return this fault when we haven't yet run the test + to see what fault w2k3 returns in this case */ + const int DCERPC_FAULT_TODO = 0x00000042; + + typedef [bitmap8bit] bitmap { + DCERPC_FAULT_FLAG_EXTENDED_ERROR_INFORMATION = 0x01 + } dcerpc_fault_flags; + + typedef struct { + uint32 alloc_hint; + uint16 context_id; + uint8 cancel_count; + dcerpc_fault_flags flags; + dcerpc_nca_status status; + [value(0)] uint32 reserved; + [flag(NDR_REMAINING)] DATA_BLOB error_and_verifier; + } dcerpc_fault; + + const uint8 DCERPC_FAULT_LENGTH = 32; + + /* the auth types we know about */ + typedef [enum8bit] enum { + DCERPC_AUTH_TYPE_NONE = 0, + /* this seems to be not krb5! */ + DCERPC_AUTH_TYPE_KRB5_1 = 1, + DCERPC_AUTH_TYPE_SPNEGO = 9, + DCERPC_AUTH_TYPE_NTLMSSP = 10, + DCERPC_AUTH_TYPE_KRB5 = 16, + DCERPC_AUTH_TYPE_DPA = 17, + DCERPC_AUTH_TYPE_MSN = 18, + DCERPC_AUTH_TYPE_DIGEST = 21, + DCERPC_AUTH_TYPE_SCHANNEL = 68, + DCERPC_AUTH_TYPE_MSMQ = 100, + DCERPC_AUTH_TYPE_NCALRPC_AS_SYSTEM = 200 + } dcerpc_AuthType; + const char *AS_SYSTEM_MAGIC_PATH_TOKEN = "/root/ncalrpc_as_system"; + + typedef [enum8bit] enum { + DCERPC_AUTH_LEVEL_NONE = 1, + DCERPC_AUTH_LEVEL_CONNECT = 2, + DCERPC_AUTH_LEVEL_CALL = 3, + DCERPC_AUTH_LEVEL_PACKET = 4, + DCERPC_AUTH_LEVEL_INTEGRITY = 5, + DCERPC_AUTH_LEVEL_PRIVACY = 6 + } dcerpc_AuthLevel; + + typedef [public] struct { + dcerpc_AuthType auth_type; + dcerpc_AuthLevel auth_level; + uint8 auth_pad_length; + uint8 auth_reserved; + uint32 auth_context_id; + [flag(NDR_REMAINING)] DATA_BLOB credentials; + } dcerpc_auth; + + const uint8 DCERPC_AUTH_TRAILER_LENGTH = 8; + const uint8 DCERPC_AUTH_PAD_ALIGNMENT = 16; + + typedef [public] struct { + [value(0)] uint32 _pad; + [flag(NDR_REMAINING)] DATA_BLOB auth_info; + } dcerpc_auth3; + + typedef [public] struct { + [flag(NDR_REMAINING)] DATA_BLOB auth_info; + } dcerpc_orphaned; + + typedef [public] struct { + [flag(NDR_REMAINING)] DATA_BLOB auth_info; + } dcerpc_co_cancel; + + typedef [public] struct { + uint32 version; + uint32 id; + } dcerpc_cl_cancel; + + typedef [public] struct { + uint32 version; + uint32 id; + boolean32 server_is_accepting; + } dcerpc_cancel_ack; + + typedef [public] struct { + uint32 version; + uint8 _pad1; + uint16 window_size; + uint32 max_tdsu; + uint32 max_frag_size; + uint16 serial_no; + uint16 selack_size; + uint32 selack[selack_size]; + } dcerpc_fack; + + typedef [public] struct { + } dcerpc_ack; + + typedef [public] struct { + } dcerpc_ping; + + typedef [public] struct { + } dcerpc_shutdown; + + typedef [public] struct { + } dcerpc_working; + + /* RTS data structures */ + typedef [public] struct { + GUID Cookie; + } RTSCookie; + + typedef [v1_enum,public] enum { + RTS_IPV4 = 0, + RTS_IPV6 = 1 + } AddressType; + + typedef [nodiscriminant] union { + [case(RTS_IPV4)] ipv4address ClientAddressIPV4; + [case(RTS_IPV6)] ipv6address ClientAddressIPV6; + } ClientAddressType; + + typedef [public] struct { + AddressType AddressType; + [switch_is(AddressType)] ClientAddressType ClientAddress; + uint8 Padding[12]; + } ClientAddress; + + typedef [v1_enum, public] enum { + FDClient = 0, + FDInProxy = 1, + FDServer = 2, + FDOutProxy = 3 + } ForwardDestination; + + typedef [public] struct { + uint32 BytesReceived; + uint32 AvailableWindow; + RTSCookie ChannelCookie; + } FlowControlAcknowledgment; + + /* RTS commands */ + + /* RTS command: 0x0 */ + typedef [public] struct { + [range(0x2000,0x40000)] uint32 ReceiveWindowSize; + } dcerpc_rts_cmd_ReceiveWindowSize; + + /* RTS command: 0x1 */ + typedef [public] struct { + FlowControlAcknowledgment Ack; + } dcerpc_rts_cmd_FlowControlAck; + + /* RTS command: 0x2 */ + typedef [public] struct { + [range(0x1D4C0,0xDBBA00)] uint32 ConnectionTimeout; + } dcerpc_rts_cmd_ConnectionTimeout; + + /* RTS command: 0x3 */ + typedef [public] struct { + RTSCookie Cookie; + } dcerpc_rts_cmd_Cookie; + + /* RTS command: 0x4 */ + typedef [public] struct { + [range(0x20000,0x80000000)] uint32 ChannelLifetime; + } dcerpc_rts_cmd_ChannelLifetime; + + /* RTS command: 0x5 */ + typedef [public] struct { + uint32 ClientKeepalive; + } dcerpc_rts_cmd_ClientKeepalive; + + /* RTS command: 0x6 */ + typedef [public] struct { + uint32 Version; + } dcerpc_rts_cmd_Version; + + /* RTS command: 0x7 */ + typedef [public] struct { + } dcerpc_rts_cmd_Empty; + + /* RTS command: 0x8 */ + typedef [public] struct { + [range(0x0,0xFFFF)] uint32 ConformanceCount; + uint8 Padding[ConformanceCount]; + } dcerpc_rts_cmd_Padding; + + /* RTS command: 0x9 */ + typedef [public] struct { + } dcerpc_rts_cmd_NegativeANCE; + + /* RTS Command: 0xA */ + typedef [public] struct { + } dcerpc_rts_cmd_ANCE; + + /* RTS command: 0xB */ + typedef [public] struct { + ClientAddress ClientAddress; + } dcerpc_rts_cmd_ClientAddress; + + /* RTS command: 0xC */ + typedef [public] struct { + RTSCookie AssociationGroupId; + } dcerpc_rts_cmd_AssociationGroupId; + + /* RTS command: 0xD */ + typedef [public] struct { + ForwardDestination ForwardDestination; + } dcerpc_rts_cmd_Destination; + + /* RTS command: 0xE */ + typedef [public] struct { + uint32 PingTrafficSent; + } dcerpc_rts_cmd_PingTrafficSentNotify; + + typedef [nodiscriminant] union { + [case(0x0)] dcerpc_rts_cmd_ReceiveWindowSize ReceiveWindowSize; + [case(0x1)] dcerpc_rts_cmd_FlowControlAck FlowControlAck; + [case(0x2)] dcerpc_rts_cmd_ConnectionTimeout ConnectionTimeout; + [case(0x3)] dcerpc_rts_cmd_Cookie Cookie; + [case(0x4)] dcerpc_rts_cmd_ChannelLifetime ChannelLifetime; + [case(0x5)] dcerpc_rts_cmd_ClientKeepalive ClientKeepalive; + [case(0x6)] dcerpc_rts_cmd_Version Version; + [case(0x7)] dcerpc_rts_cmd_Empty Empty; + [case(0x8)] dcerpc_rts_cmd_Padding Padding; + [case(0x9)] dcerpc_rts_cmd_NegativeANCE NegativeANCE; + [case(0xA)] dcerpc_rts_cmd_ANCE ANCE; + [case(0xB)] dcerpc_rts_cmd_ClientAddress ClientAddress; + [case(0xC)] dcerpc_rts_cmd_AssociationGroupId AssociationGroupId; + [case(0xD)] dcerpc_rts_cmd_Destination Destination; + [case(0xE)] dcerpc_rts_cmd_PingTrafficSentNotify PingTrafficSentNotify; + } dcerpc_rts_cmds; + + typedef [public] struct { + uint32 CommandType; + [switch_is(CommandType)] dcerpc_rts_cmds Command; + } dcerpc_rts_cmd; + + /* The RTS flags */ + typedef [public, bitmap16bit] bitmap { + RTS_FLAG_NONE = 0x0000, + RTS_FLAG_PING = 0x0001, + RTS_FLAG_OTHER_CMD = 0x0002, + RTS_FLAG_RECYCLE_CHANNEL = 0x0004, + RTS_FLAG_IN_CHANNEL = 0x0008, + RTS_FLAG_OUT_CHANNEL = 0x0010, + RTS_FLAG_EOF = 0x0020, + RTS_FLAG_ECHO = 0x0040 + } dcerpc_rts_flags; + + typedef [public] struct { + dcerpc_rts_flags Flags; + uint16 NumberOfCommands; + dcerpc_rts_cmd Commands[NumberOfCommands]; + } dcerpc_rts; + + typedef [public,enum8bit] enum { + DCERPC_PKT_REQUEST = 0, /* Ordinary request. */ + DCERPC_PKT_PING = 1, /* Connectionless is server alive ? */ + DCERPC_PKT_RESPONSE = 2, /* Ordinary reply. */ + DCERPC_PKT_FAULT = 3, /* Fault in processing of call. */ + DCERPC_PKT_WORKING = 4, /* Connectionless reply to a ping when server busy. */ + DCERPC_PKT_NOCALL = 5, /* Connectionless reply to a ping when server has lost part of clients call. */ + DCERPC_PKT_REJECT = 6, /* Refuse a request with a code. */ + DCERPC_PKT_ACK = 7, /* Connectionless client to server code. */ + DCERPC_PKT_CL_CANCEL = 8, /* Connectionless cancel. */ + DCERPC_PKT_FACK = 9, /* Connectionless fragment ack. Both client and server send. */ + DCERPC_PKT_CANCEL_ACK = 10, /* Server ACK to client cancel request. */ + DCERPC_PKT_BIND = 11, /* Bind to interface. */ + DCERPC_PKT_BIND_ACK = 12, /* Server ack of bind. */ + DCERPC_PKT_BIND_NAK = 13, /* Server nack of bind. */ + DCERPC_PKT_ALTER = 14, /* Alter auth. */ + DCERPC_PKT_ALTER_RESP = 15, /* Reply to alter auth. */ + DCERPC_PKT_AUTH3 = 16, /* not the real name! this is undocumented! */ + DCERPC_PKT_SHUTDOWN = 17, /* Server to client request to shutdown. */ + DCERPC_PKT_CO_CANCEL = 18, /* Connection-oriented cancel request. */ + DCERPC_PKT_ORPHANED = 19, /* Client telling server it's aborting a partially sent request or telling server to stop sending replies. */ + DCERPC_PKT_RTS = 20 /* RTS packets used in ncacn_http */ + } dcerpc_pkt_type; + + typedef [public,nodiscriminant] union { + [case(DCERPC_PKT_REQUEST)] dcerpc_request request; + [case(DCERPC_PKT_PING)] dcerpc_ping ping; + [case(DCERPC_PKT_RESPONSE)] dcerpc_response response; + [case(DCERPC_PKT_FAULT)] dcerpc_fault fault; + [case(DCERPC_PKT_WORKING)] dcerpc_working working; + [case(DCERPC_PKT_NOCALL)] dcerpc_fack nocall; + [case(DCERPC_PKT_REJECT)] dcerpc_fault reject; + [case(DCERPC_PKT_ACK)] dcerpc_ack ack; + [case(DCERPC_PKT_CL_CANCEL)] dcerpc_cl_cancel cl_cancel; + [case(DCERPC_PKT_FACK)] dcerpc_fack fack; + [case(DCERPC_PKT_CANCEL_ACK)] dcerpc_cancel_ack cancel_ack; + [case(DCERPC_PKT_BIND)] dcerpc_bind bind; + [case(DCERPC_PKT_BIND_ACK)] dcerpc_bind_ack bind_ack; + [case(DCERPC_PKT_BIND_NAK)] dcerpc_bind_nak bind_nak; + [case(DCERPC_PKT_ALTER)] dcerpc_bind alter; + [case(DCERPC_PKT_ALTER_RESP)] dcerpc_bind_ack alter_resp; + [case(DCERPC_PKT_SHUTDOWN)] dcerpc_shutdown shutdown; + [case(DCERPC_PKT_CO_CANCEL)] dcerpc_co_cancel co_cancel; + [case(DCERPC_PKT_ORPHANED)] dcerpc_orphaned orphaned; + [case(DCERPC_PKT_AUTH3)] dcerpc_auth3 auth3; + [case(DCERPC_PKT_RTS)] dcerpc_rts rts; + } dcerpc_payload; + + /* pfc_flags values */ + typedef [public,bitmap8bit] bitmap { + DCERPC_PFC_FLAG_FIRST = 0x01, /* First fragment */ + DCERPC_PFC_FLAG_LAST = 0x02, /* Last fragment */ + DCERPC_PFC_FLAG_PENDING_CANCEL_OR_HDR_SIGNING = 0x04, /* depends on the pdu type */ + DCERPC_PFC_FLAG_CONC_MPX = 0x10, /* supports concurrent multiplexing of a single connection. */ + DCERPC_PFC_FLAG_DID_NOT_EXECUTE = 0x20, /* on a fault it means the server hasn't done anything */ + DCERPC_PFC_FLAG_MAYBE = 0x40, /* `maybe' call semantics requested */ + DCERPC_PFC_FLAG_OBJECT_UUID = 0x80 /* on valid guid is in the optional object field */ + } dcerpc_pfc_flags; + + /* Cancel was pending at sender */ + const int DCERPC_PFC_FLAG_PENDING_CANCEL = + DCERPC_PFC_FLAG_PENDING_CANCEL_OR_HDR_SIGNING; + const int DCERPC_PFC_FLAG_SUPPORT_HEADER_SIGN = + DCERPC_PFC_FLAG_PENDING_CANCEL_OR_HDR_SIGNING; + + /* these offsets are needed by the signing code */ + const uint8 DCERPC_PFC_OFFSET = 3; + const uint8 DCERPC_DREP_OFFSET = 4; + const uint8 DCERPC_FRAG_LEN_OFFSET = 8; + const uint32 DCERPC_FRAG_MAX_SIZE = 5840; + const uint8 DCERPC_AUTH_LEN_OFFSET = 10; + const uint8 DCERPC_NCACN_PAYLOAD_OFFSET = 16; + + /* + * See [MS-RPCE] 3.3.3.5.4 Maximum Server Input Data Size + * 4 MByte is the default limit of reassembled request payload + */ + const uint32 DCERPC_NCACN_REQUEST_DEFAULT_MAX_SIZE = 0x400000; + + /* + * See [MS-RPCE] 3.3.2.5.2 Handling Responses + * + * Indicates that Windows accepts up to 0x7FFFFFFF ~2 GByte + * + * talloc has a limit of 256 MByte, so we need to use something smaller. + * + * For now we try our luck with 240 MByte. + */ + const uint32 DCERPC_NCACN_RESPONSE_DEFAULT_MAX_SIZE = 0xf000000; /* 240 MByte */ + + /* little-endian flag */ + const uint8 DCERPC_DREP_LE = 0x10; + + typedef [public,nopush,nopull,noprint] struct { + uint8 rpc_vers; /* RPC version */ + uint8 rpc_vers_minor; /* Minor version */ + dcerpc_pkt_type ptype; /* Packet type */ + dcerpc_pfc_flags pfc_flags; /* Fragmentation flags */ + uint8 drep[4]; /* NDR data representation */ + uint16 frag_length; /* Total length of fragment */ + uint16 auth_length; /* authenticator length */ + uint32 call_id; /* Call identifier */ + [switch_is(ptype)] dcerpc_payload u; + } ncacn_packet; + + typedef [public] struct { + uint8 rpc_vers; /* RPC version (4) */ + uint8 ptype; + uint8 pfc_flags; + uint8 ncadg_flags; + uint8 drep[3]; + uint8 serial_high; + GUID object; + GUID iface; + GUID activity; + uint32 server_boot; /* Server boot time */ + uint32 iface_version; + uint32 seq_num; + uint16 opnum; + uint16 ihint; + uint16 ahint; + uint16 len; + uint16 fragnum; + uint8 auth_proto; + uint8 serial_low; + [switch_is(ptype)] dcerpc_payload u; + } ncadg_packet; + + typedef [bitmap16bit] bitmap { + DCERPC_SEC_VT_COMMAND_ENUM = 0x3FFF, + DCERPC_SEC_VT_COMMAND_END = 0x4000, + DCERPC_SEC_VT_MUST_PROCESS = 0x8000 + } dcerpc_sec_vt_command; + + typedef [enum16bit] enum { + DCERPC_SEC_VT_COMMAND_BITMASK1 = 0x0001, + DCERPC_SEC_VT_COMMAND_PCONTEXT = 0x0002, + DCERPC_SEC_VT_COMMAND_HEADER2 = 0x0003 + } dcerpc_sec_vt_command_enum; + + typedef [bitmap32bit] bitmap { + DCERPC_SEC_VT_CLIENT_SUPPORTS_HEADER_SIGNING = 0x00000001 + } dcerpc_sec_vt_bitmask1; + + typedef struct { + ndr_syntax_id abstract_syntax; + ndr_syntax_id transfer_syntax; + } dcerpc_sec_vt_pcontext; + + typedef struct { + dcerpc_pkt_type ptype; /* Packet type */ + [value(0)] uint8 reserved1; + [value(0)] uint16 reserved2; + uint8 drep[4]; /* NDR data representation */ + uint32 call_id; /* Call identifier */ + uint16 context_id; + uint16 opnum; + } dcerpc_sec_vt_header2; + + typedef [switch_type(dcerpc_sec_vt_command_enum),nodiscriminant] union { + [case(DCERPC_SEC_VT_COMMAND_BITMASK1)] dcerpc_sec_vt_bitmask1 bitmask1; + [case(DCERPC_SEC_VT_COMMAND_PCONTEXT)] dcerpc_sec_vt_pcontext pcontext; + [case(DCERPC_SEC_VT_COMMAND_HEADER2)] dcerpc_sec_vt_header2 header2; + [default,flag(NDR_REMAINING)] DATA_BLOB _unknown; + } dcerpc_sec_vt_union; + + typedef struct { + dcerpc_sec_vt_command command; + [switch_is(command & DCERPC_SEC_VT_COMMAND_ENUM)] + [subcontext(2),flag(NDR_SUBCONTEXT_NO_UNREAD_BYTES)] + dcerpc_sec_vt_union u; + } dcerpc_sec_vt; + + typedef [public,nopush,nopull] struct { + uint16 count; + } dcerpc_sec_vt_count; + + /* + * We assume that the whole verification trailer fits into + * the last 1024 bytes after the stub data. + * + * There're currently only 3 commands defined and each should + * only be used once. + */ + const uint16 DCERPC_SEC_VT_MAX_SIZE = 1024; + + typedef [public,flag(NDR_PAHEX)] struct { + [flag(NDR_ALIGN4)] DATA_BLOB _pad; + [value(DCERPC_SEC_VT_MAGIC)] uint8 magic[8]; + dcerpc_sec_vt_count count; + dcerpc_sec_vt commands[count.count]; + } dcerpc_sec_verification_trailer; +} |