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#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 http://www.opengroup.org/onlinepubs/9629399/chap12.htm for packet
layouts
*/
[
pointer_default(unique)
]
interface dcerpc
{
typedef [public] struct {
GUID uuid;
uint32 if_version;
} dcerpc_syntax_id;
typedef struct {
uint16 context_id;
uint8 num_transfer_syntaxes;
dcerpc_syntax_id abstract_syntax;
dcerpc_syntax_id transfer_syntaxes[num_transfer_syntaxes];
} dcerpc_ctx_list;
typedef 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_ALIGN8)] DATA_BLOB _pad;
[flag(NDR_REMAINING)] DATA_BLOB auth_info;
} dcerpc_bind;
const uint8 DCERPC_REQUEST_LENGTH = 24;
const uint8 DCERPC_MAX_SIGN_SIZE = 32;
typedef struct {
} dcerpc_empty;
typedef [nodiscriminant] union {
[default] dcerpc_empty empty;
[case(LIBNDR_FLAG_OBJECT_PRESENT)] GUID object;
} dcerpc_object;
typedef struct {
uint32 alloc_hint;
uint16 context_id;
uint16 opnum;
[switch_is(ndr->flags & LIBNDR_FLAG_OBJECT_PRESENT)] dcerpc_object object;
[flag(NDR_ALIGN8)] DATA_BLOB _pad;
[flag(NDR_REMAINING)] DATA_BLOB stub_and_verifier;
} dcerpc_request;
const int DCERPC_BIND_PROVIDER_REJECT = 2;
const int DCERPC_BIND_REASON_ASYNTAX = 1;
typedef struct {
uint16 result;
uint16 reason;
dcerpc_syntax_id syntax;
} dcerpc_ack_ctx;
typedef struct {
uint16 max_xmit_frag;
uint16 max_recv_frag;
uint32 assoc_group_id;
ascstr3 secondary_address;
[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 struct {
uint16 reject_reason;
uint32 num_versions;
uint32 versions[num_versions];
} dcerpc_bind_nak;
const uint8 DCERPC_RESPONSE_LENGTH = 24;
typedef struct {
uint32 alloc_hint;
uint16 context_id;
uint8 cancel_count;
[flag(NDR_ALIGN8)] DATA_BLOB _pad;
[flag(NDR_REMAINING)] DATA_BLOB stub_and_verifier;
} dcerpc_response;
const int DCERPC_FAULT_OP_RNG_ERROR = 0x1c010002;
const int DCERPC_FAULT_UNK_IF = 0x1c010003;
const int DCERPC_FAULT_NDR = 0x000006f7;
const int DCERPC_FAULT_INVALID_TAG = 0x1c000006;
const int DCERPC_FAULT_CONTEXT_MISMATCH = 0x1c00001a;
const int DCERPC_FAULT_OTHER = 0x00000001;
const int DCERPC_FAULT_ACCESS_DENIED = 0x00000005;
const int DCERPC_FAULT_CANT_PERFORM = 0x000006d8;
/* 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 struct {
uint32 alloc_hint;
uint16 context_id;
uint8 cancel_count;
uint32 status;
} dcerpc_fault;
/* the auth types we know about
const uint8 DCERPC_AUTH_TYPE_NONE = 0;
/* this seems to be not krb5! */
const uint8 DCERPC_AUTH_TYPE_KRB5_1 = 1;
const uint8 DCERPC_AUTH_TYPE_SPNEGO = 9;
const uint8 DCERPC_AUTH_TYPE_NTLMSSP = 10;
/* I'm not 100% sure but type 16(0x10)
* seems to be raw krb5 --metze
*/
const uint8 DCERPC_AUTH_TYPE_KRB5 = 16;
const uint8 DCERPC_AUTH_TYPE_SCHANNEL = 68;
const uint8 DCERPC_AUTH_TYPE_MSMQ = 100;
const uint8 DCERPC_AUTH_LEVEL_DEFAULT = DCERPC_AUTH_LEVEL_CONNECT;
const uint8 DCERPC_AUTH_LEVEL_NONE = 1;
const uint8 DCERPC_AUTH_LEVEL_CONNECT = 2;
const uint8 DCERPC_AUTH_LEVEL_CALL = 3;
const uint8 DCERPC_AUTH_LEVEL_PACKET = 4;
const uint8 DCERPC_AUTH_LEVEL_INTEGRITY = 5;
const uint8 DCERPC_AUTH_LEVEL_PRIVACY = 6;
typedef [public] struct {
uint8 auth_type;
uint8 auth_level;
uint8 auth_pad_length;
uint8 auth_reserved;
uint32 auth_context_id;
[flag(NDR_REMAINING)] DATA_BLOB credentials;
} dcerpc_auth;
typedef [public] struct {
uint32 _pad;
[flag(NDR_REMAINING)] DATA_BLOB auth_info;
} dcerpc_auth3;
typedef [enum8bit] enum {
DCERPC_PKT_REQUEST = 0,
DCERPC_PKT_PING = 1,
DCERPC_PKT_RESPONSE = 2,
DCERPC_PKT_FAULT = 3,
DCERPC_PKT_WORKING = 4,
DCERPC_PKT_NOCALL = 5,
DCERPC_PKT_REJECT = 6,
DCERPC_PKT_ACK = 7,
DCERPC_PKT_CL_CANCEL = 8,
DCERPC_PKT_FACK = 9,
DCERPC_PKT_CANCEL_ACK = 10,
DCERPC_PKT_BIND = 11,
DCERPC_PKT_BIND_ACK = 12,
DCERPC_PKT_BIND_NAK = 13,
DCERPC_PKT_ALTER = 14,
DCERPC_PKT_ALTER_RESP = 15,
DCERPC_PKT_AUTH3 = 16,
DCERPC_PKT_SHUTDOWN = 17,
DCERPC_PKT_CO_CANCEL = 18,
DCERPC_PKT_ORPHANED = 19
} dcerpc_pkt_type;
typedef [nodiscriminant] union {
[case(DCERPC_PKT_REQUEST)] dcerpc_request request;
[case(DCERPC_PKT_RESPONSE)] dcerpc_response response;
[case(DCERPC_PKT_BIND)] dcerpc_bind bind;
[case(DCERPC_PKT_BIND_ACK)] dcerpc_bind_ack bind_ack;
[case(DCERPC_PKT_ALTER)] dcerpc_bind alter;
[case(DCERPC_PKT_ALTER_RESP)] dcerpc_bind_ack alter_resp;
[case(DCERPC_PKT_FAULT)] dcerpc_fault fault;
[case(DCERPC_PKT_AUTH3)] dcerpc_auth3 auth3;
[case(DCERPC_PKT_BIND_NAK)] dcerpc_bind_nak bind_nak;
} dcerpc_payload;
/* pfc_flags values */
const uint8 DCERPC_PFC_FLAG_FIRST = 0x01;
const uint8 DCERPC_PFC_FLAG_LAST = 0x02;
const uint8 DCERPC_PFC_FLAG_NOCALL = 0x20;
const uint8 DCERPC_PFC_FLAG_ORPC = 0x80;
/* these offsets are needed by the signing code */
const uint8 DCERPC_DREP_OFFSET = 4;
const uint8 DCERPC_FRAG_LEN_OFFSET = 8;
const uint8 DCERPC_AUTH_LEN_OFFSET = 10;
/* little-endian flag */
const uint8 DCERPC_DREP_LE = 0x10;
typedef [public] struct {
uint8 rpc_vers; /* RPC version */
uint8 rpc_vers_minor; /* Minor version */
dcerpc_pkt_type ptype; /* Packet type */
uint8 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;
} dcerpc_packet;
}
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