#ifndef _DCE_RPC_H /* _DCE_RPC_H */
#define _DCE_RPC_H
-#include "rpc_misc.h" /* this only pulls in STRHDR */
-
-
/* DCE/RPC packet types */
-enum RPC_PKT_TYPE
-{
- RPC_REQUEST = 0x00,
- RPC_RESPONSE = 0x02,
- RPC_FAULT = 0x03,
- RPC_BIND = 0x0B,
- RPC_BINDACK = 0x0C,
- RPC_BINDNACK = 0x0D,
- RPC_ALTCONT = 0x0E,
- RPC_ALTCONTRESP = 0x0F,
- RPC_BINDRESP = 0x10 /* not the real name! this is undocumented! */
+enum RPC_PKT_TYPE {
+ RPC_REQUEST = 0x00, /* Ordinary request. */
+ RPC_PING = 0x01, /* Connectionless is server alive ? */
+ RPC_RESPONSE = 0x02, /* Ordinary reply. */
+ RPC_FAULT = 0x03, /* Fault in processing of call. */
+ RPC_WORKING = 0x04, /* Connectionless reply to a ping when server busy. */
+ RPC_NOCALL = 0x05, /* Connectionless reply to a ping when server has lost part of clients call. */
+ RPC_REJECT = 0x06, /* Refuse a request with a code. */
+ RPC_ACK = 0x07, /* Connectionless client to server code. */
+ RPC_CL_CANCEL= 0x08, /* Connectionless cancel. */
+ RPC_FACK = 0x09, /* Connectionless fragment ack. Both client and server send. */
+ RPC_CANCEL_ACK = 0x0A, /* Server ACK to client cancel request. */
+ RPC_BIND = 0x0B, /* Bind to interface. */
+ RPC_BINDACK = 0x0C, /* Server ack of bind. */
+ RPC_BINDNACK = 0x0D, /* Server nack of bind. */
+ RPC_ALTCONT = 0x0E, /* Alter auth. */
+ RPC_ALTCONTRESP = 0x0F, /* Reply to alter auth. */
+ RPC_AUTH3 = 0x10, /* not the real name! this is undocumented! */
+ RPC_SHUTDOWN = 0x11, /* Server to client request to shutdown. */
+ RPC_CO_CANCEL= 0x12, /* Connection-oriented cancel request. */
+ RPC_ORPHANED = 0x13 /* Client telling server it's aborting a partially sent request or telling
+ server to stop sending replies. */
};
/* DCE/RPC flags */
#define RPC_FLG_LAST 0x02
#define RPC_FLG_NOCALL 0x20
+
#define SMBD_NTLMSSP_NEG_FLAGS 0x000082b1 /* ALWAYS_SIGN|NEG_NTLM|NEG_LM|NEG_SEAL|NEG_SIGN|NEG_UNICODE */
/* NTLMSSP signature version */
#define NTLMSSP_SIGN_VERSION 0x01
-/* NTLMSSP auth type and level. */
-#define NTLMSSP_AUTH_TYPE 0xa
-#define NTLMSSP_AUTH_LEVEL 0x6
-
-/* Maximum PDU fragment size. */
-#define MAX_PDU_FRAG_LEN 0x1630
-/* #define MAX_PDU_FRAG_LEN 0x10b8 this is what w2k sets */
-
-/*
- * Actual structure of a DCE UUID
- */
+/* DCE RPC auth types - extended by Microsoft. */
+#define RPC_ANONYMOUS_AUTH_TYPE 0
+#define RPC_AUTH_TYPE_KRB5_1 1
+#define RPC_SPNEGO_AUTH_TYPE 9
+#define RPC_NTLMSSP_AUTH_TYPE 10
+#define RPC_KRB5_AUTH_TYPE 16 /* Not yet implemented. */
+#define RPC_SCHANNEL_AUTH_TYPE 68 /* 0x44 */
+
+/* DCE-RPC standard identifiers to indicate
+ signing or sealing of an RPC pipe */
+#define RPC_AUTH_LEVEL_NONE 1
+#define RPC_AUTH_LEVEL_CONNECT 2
+#define RPC_AUTH_LEVEL_CALL 3
+#define RPC_AUTH_LEVEL_PACKET 4
+#define RPC_AUTH_LEVEL_INTEGRITY 5
+#define RPC_AUTH_LEVEL_PRIVACY 6
+
+#if 0
+#define RPC_PIPE_AUTH_SIGN_LEVEL 0x5
+#define RPC_PIPE_AUTH_SEAL_LEVEL 0x6
+#endif
+
+#define DCERPC_FAULT_OP_RNG_ERROR 0x1c010002
+#define DCERPC_FAULT_UNK_IF 0x1c010003
+#define DCERPC_FAULT_INVALID_TAG 0x1c000006
+#define DCERPC_FAULT_CONTEXT_MISMATCH 0x1c00001a
+#define DCERPC_FAULT_OTHER 0x00000001
+#define DCERPC_FAULT_ACCESS_DENIED 0x00000005
+#define DCERPC_FAULT_CANT_PERFORM 0x000006d8
+#define DCERPC_FAULT_NDR 0x000006f7
+
+
+/* Netlogon schannel auth type and level */
+#define SCHANNEL_SIGN_SIGNATURE { 0x77, 0x00, 0xff, 0xff, 0xff, 0xff, 0x00, 0x00 }
+#define SCHANNEL_SEAL_SIGNATURE { 0x77, 0x00, 0x7a, 0x00, 0xff, 0xff, 0x00, 0x00 }
+
+#define RPC_AUTH_SCHANNEL_SIGN_OR_SEAL_CHK_LEN 0x20
+#define RPC_AUTH_SCHANNEL_SIGN_ONLY_CHK_LEN 0x18
+
+
+#define NETLOGON_NEG_ARCFOUR 0x00000004
+#define NETLOGON_NEG_128BIT 0x00004000
+#define NETLOGON_NEG_SCHANNEL 0x40000000
+
+/* The 7 here seems to be required to get Win2k not to downgrade us
+ to NT4. Actually, anything other than 1ff would seem to do... */
+#define NETLOGON_NEG_AUTH2_FLAGS 0x000701ff
+#define NETLOGON_NEG_DOMAIN_TRUST_ACCOUNT 0x2010b000
+
+/* these are the flags that ADS clients use */
+#define NETLOGON_NEG_AUTH2_ADS_FLAGS 0x600fffff
+
+enum schannel_direction {
+ SENDER_IS_INITIATOR,
+ SENDER_IS_ACCEPTOR
+};
-typedef struct rpc_uuid
-{
- uint32 time_low;
- uint16 time_mid;
- uint16 time_hi_and_version;
- uint8 remaining[8];
-} RPC_UUID;
+/* Maximum size of the signing data in a fragment. */
+#define RPC_MAX_SIGN_SIZE 0x20 /* 32 */
-#define RPC_UUID_LEN 16
+/* Maximum PDU fragment size. */
+/* #define MAX_PDU_FRAG_LEN 0x1630 this is what wnt sets */
+#define RPC_MAX_PDU_FRAG_LEN 0x10b8 /* this is what w2k sets */
/* RPC_IFACE */
-typedef struct rpc_iface_info
-{
- RPC_UUID uuid; /* 16 bytes of rpc interface identification */
- uint32 version; /* the interface version number */
-
+typedef struct rpc_iface_info {
+ struct GUID uuid; /* 16 bytes of rpc interface identification */
+ uint32 version; /* the interface version number */
} RPC_IFACE;
-#define RPC_IFACE_LEN (RPC_UUID_LEN + 4)
+#define RPC_IFACE_LEN (UUID_SIZE + 4)
-struct pipe_id_info
-{
+struct pipe_id_info {
/* the names appear not to matter: the syntaxes _do_ matter */
const char *client_pipe;
};
/* RPC_HDR - dce rpc header */
-typedef struct rpc_hdr_info
-{
- uint8 major; /* 5 - RPC major version */
- uint8 minor; /* 0 - RPC minor version */
- uint8 pkt_type; /* RPC_PKT_TYPE - RPC response packet */
- uint8 flags; /* DCE/RPC flags */
- uint8 pack_type[4]; /* 0x1000 0000 - little-endian packed data representation */
- uint16 frag_len; /* fragment length - data size (bytes) inc header and tail. */
- uint16 auth_len; /* 0 - authentication length */
- uint32 call_id; /* call identifier. matches 12th uint32 of incoming RPC data. */
-
+typedef struct rpc_hdr_info {
+ uint8 major; /* 5 - RPC major version */
+ uint8 minor; /* 0 - RPC minor version */
+ uint8 pkt_type; /* RPC_PKT_TYPE - RPC response packet */
+ uint8 flags; /* DCE/RPC flags */
+ uint8 pack_type[4]; /* 0x1000 0000 - little-endian packed data representation */
+ uint16 frag_len; /* fragment length - data size (bytes) inc header and tail. */
+ uint16 auth_len; /* 0 - authentication length */
+ uint32 call_id; /* call identifier. matches 12th uint32 of incoming RPC data. */
} RPC_HDR;
#define RPC_HEADER_LEN 16
/* RPC_HDR_REQ - ms request rpc header */
-typedef struct rpc_hdr_req_info
-{
- uint32 alloc_hint; /* allocation hint - data size (bytes) minus header and tail. */
- uint16 context_id; /* 0 - presentation context identifier */
- uint16 opnum; /* opnum */
-
+typedef struct rpc_hdr_req_info {
+ uint32 alloc_hint; /* allocation hint - data size (bytes) minus header and tail. */
+ uint16 context_id; /* presentation context identifier */
+ uint16 opnum; /* opnum */
} RPC_HDR_REQ;
#define RPC_HDR_REQ_LEN 8
/* RPC_HDR_RESP - ms response rpc header */
-typedef struct rpc_hdr_resp_info
-{
- uint32 alloc_hint; /* allocation hint - data size (bytes) minus header and tail. */
- uint16 context_id; /* 0 - presentation context identifier */
- uint8 cancel_count; /* 0 - cancel count */
- uint8 reserved; /* 0 - reserved. */
-
+typedef struct rpc_hdr_resp_info {
+ uint32 alloc_hint; /* allocation hint - data size (bytes) minus header and tail. */
+ uint16 context_id; /* 0 - presentation context identifier */
+ uint8 cancel_count; /* 0 - cancel count */
+ uint8 reserved; /* 0 - reserved. */
} RPC_HDR_RESP;
#define RPC_HDR_RESP_LEN 8
/* RPC_HDR_FAULT - fault rpc header */
-typedef struct rpc_hdr_fault_info
-{
- NTSTATUS status;
- uint32 reserved; /* 0x0000 0000 */
+typedef struct rpc_hdr_fault_info {
+ NTSTATUS status;
+ uint32 reserved; /* 0x0000 0000 */
} RPC_HDR_FAULT;
#define RPC_HDR_FAULT_LEN 8
* "NETLOGON", "\\PIPE\\NETLOGON"
*/
/* RPC_ADDR_STR */
-typedef struct rpc_addr_info
-{
- uint16 len; /* length of the string including null terminator */
- fstring str; /* the string above in single byte, null terminated form */
-
+typedef struct rpc_addr_info {
+ uint16 len; /* length of the string including null terminator */
+ fstring str; /* the string above in single byte, null terminated form */
} RPC_ADDR_STR;
-/* RPC_HDR_BBA */
-typedef struct rpc_hdr_bba_info
-{
- uint16 max_tsize; /* maximum transmission fragment size (0x1630) */
- uint16 max_rsize; /* max receive fragment size (0x1630) */
- uint32 assoc_gid; /* associated group id (0x0) */
-
-} RPC_HDR_BBA;
-
-#define RPC_HDR_BBA_LEN 8
-
-/* RPC_HDR_AUTHA */
-typedef struct rpc_hdr_autha_info
-{
+/* RPC_HDR_BBA - bind acknowledge, and alter context response. */
+typedef struct rpc_hdr_bba_info {
uint16 max_tsize; /* maximum transmission fragment size (0x1630) */
uint16 max_rsize; /* max receive fragment size (0x1630) */
+ uint32 assoc_gid; /* associated group id (0x0) */
+} RPC_HDR_BBA;
- uint8 auth_type; /* 0x0a */
- uint8 auth_level; /* 0x06 */
- uint8 stub_type_len; /* don't know */
- uint8 padding; /* padding */
-
- uint32 unknown; /* 0x0014a0c0 */
-
-} RPC_HDR_AUTHA;
-
-#define RPC_HDR_AUTHA_LEN 12
+#define RPC_HDR_BBA_LEN 8
/* RPC_HDR_AUTH */
-typedef struct rpc_hdr_auth_info
-{
- uint8 auth_type; /* 0x0a */
- uint8 auth_level; /* 0x06 */
- uint8 stub_type_len; /* don't know */
- uint8 padding; /* padding */
-
- uint32 unknown; /* pointer */
-
+typedef struct rpc_hdr_auth_info {
+ uint8 auth_type; /* See XXX_AUTH_TYPE above. */
+ uint8 auth_level; /* See RPC_PIPE_AUTH_XXX_LEVEL above. */
+ uint8 auth_pad_len;
+ uint8 auth_reserved;
+ uint32 auth_context_id;
} RPC_HDR_AUTH;
#define RPC_HDR_AUTH_LEN 8
-/* RPC_BIND_REQ - ms req bind */
-typedef struct rpc_bind_req_info
-{
- RPC_HDR_BBA bba;
+/* this is TEMPORARILY coded up as a specific structure */
+/* this structure comes after the bind request */
+/* RPC_AUTH_SCHANNEL_NEG */
+typedef struct rpc_auth_schannel_neg_info {
+ uint32 type1; /* Always zero ? */
+ uint32 type2; /* Types 0x3 and 0x13 seen. Check AcquireSecurityContext() docs.... */
+ fstring domain; /* calling workstations's domain */
+ fstring myname; /* calling workstation's name */
+} RPC_AUTH_SCHANNEL_NEG;
- uint32 num_elements; /* the number of elements (0x1) */
- uint16 context_id; /* presentation context identifier (0x0) */
- uint8 num_syntaxes; /* the number of syntaxes (has always been 1?)(0x1) */
+/* attached to the end of encrypted rpc requests and responses */
+/* RPC_AUTH_SCHANNEL_CHK */
+typedef struct rpc_auth_schannel_chk_info {
+ uint8 sig [8]; /* 77 00 7a 00 ff ff 00 00 */
+ uint8 packet_digest[8]; /* checksum over the packet, MD5'ed with session key */
+ uint8 seq_num[8]; /* verifier, seq num */
+ uint8 confounder[8]; /* random 8-byte nonce */
+} RPC_AUTH_SCHANNEL_CHK;
+
+typedef struct rpc_context {
+ uint16 context_id; /* presentation context identifier. */
+ uint8 num_transfer_syntaxes; /* the number of syntaxes */
+ RPC_IFACE abstract; /* num and vers. of interface client is using */
+ RPC_IFACE *transfer; /* Array of transfer interfaces. */
+} RPC_CONTEXT;
- RPC_IFACE abstract; /* num and vers. of interface client is using */
- RPC_IFACE transfer; /* num and vers. of interface to use for replies */
-
+/* RPC_BIND_REQ - ms req bind */
+typedef struct rpc_bind_req_info {
+ RPC_HDR_BBA bba;
+ uint8 num_contexts; /* the number of contexts */
+ RPC_CONTEXT *rpc_context;
} RPC_HDR_RB;
/*
- * The following length is 8 bytes RPC_HDR_BBA_LEN, 8 bytes internals
- * (with 3 bytes padding), + 2 x RPC_IFACE_LEN bytes for RPC_IFACE structs.
+ * The following length is 8 bytes RPC_HDR_BBA_LEN +
+ * 4 bytes size of context count +
+ * (context_count * (4 bytes of context_id, size of transfer syntax count + RPC_IFACE_LEN bytes +
+ * (transfer_syntax_count * RPC_IFACE_LEN bytes)))
*/
-#define RPC_HDR_RB_LEN (RPC_HDR_BBA_LEN + 8 + (2*RPC_IFACE_LEN))
+#define RPC_HDR_RB_LEN(rpc_hdr_rb) (RPC_HDR_BBA_LEN + 4 + \
+ ((rpc_hdr_rb)->num_contexts) * (4 + RPC_IFACE_LEN + (((rpc_hdr_rb)->rpc_context->num_transfer_syntaxes)*RPC_IFACE_LEN)))
/* RPC_RESULTS - can only cope with one reason, right now... */
-typedef struct rpc_results_info
-{
-/* uint8[] # 4-byte alignment padding, against SMB header */
+typedef struct rpc_results_info {
+ /* uint8[] # 4-byte alignment padding, against SMB header */
- uint8 num_results; /* the number of results (0x01) */
+ uint8 num_results; /* the number of results (0x01) */
-/* uint8[] # 4-byte alignment padding, against SMB header */
-
- uint16 result; /* result (0x00 = accept) */
- uint16 reason; /* reason (0x00 = no reason specified) */
+ /* uint8[] # 4-byte alignment padding, against SMB header */
+ uint16 result; /* result (0x00 = accept) */
+ uint16 reason; /* reason (0x00 = no reason specified) */
} RPC_RESULTS;
/* RPC_HDR_BA */
-typedef struct rpc_hdr_ba_info
-{
- RPC_HDR_BBA bba;
-
- RPC_ADDR_STR addr ; /* the secondary address string, as described earlier */
- RPC_RESULTS res ; /* results and reasons */
- RPC_IFACE transfer; /* the transfer syntax from the request */
+typedef struct rpc_hdr_ba_info {
+ RPC_HDR_BBA bba;
+ RPC_ADDR_STR addr ; /* the secondary address string, as described earlier */
+ RPC_RESULTS res ; /* results and reasons */
+ RPC_IFACE transfer; /* the transfer syntax from the request */
} RPC_HDR_BA;
/* RPC_AUTH_VERIFIER */
-typedef struct rpc_auth_verif_info
-{
- fstring signature; /* "NTLMSSP" */
- uint32 msg_type; /* NTLMSSP_MESSAGE_TYPE (1,2,3) */
-
+typedef struct rpc_auth_verif_info {
+ fstring signature; /* "NTLMSSP".. Ok, not quite anymore */
+ uint32 msg_type; /* NTLMSSP_MESSAGE_TYPE (1,2,3) and 5 for schannel */
} RPC_AUTH_VERIFIER;
-/* this is TEMPORARILY coded up as a specific structure */
-/* this structure comes after the bind request */
-/* RPC_AUTH_NTLMSSP_NEG */
-typedef struct rpc_auth_ntlmssp_neg_info
-{
- uint32 neg_flgs; /* 0x0000 b2b3 */
-
- STRHDR hdr_myname; /* offset is against START of this structure */
- STRHDR hdr_domain; /* offset is against START of this structure */
-
- fstring myname; /* calling workstation's name */
- fstring domain; /* calling workstations's domain */
-
-} RPC_AUTH_NTLMSSP_NEG;
-
-/* this is TEMPORARILY coded up as a specific structure */
-/* this structure comes after the bind acknowledgement */
-/* RPC_AUTH_NTLMSSP_CHAL */
-typedef struct rpc_auth_ntlmssp_chal_info
-{
- uint32 unknown_1; /* 0x0000 0000 */
- uint32 unknown_2; /* 0x0000 0028 */
- uint32 neg_flags; /* 0x0000 82b1 */
-
- uint8 challenge[8]; /* ntlm challenge */
- uint8 reserved [8]; /* zeros */
-
-} RPC_AUTH_NTLMSSP_CHAL;
-
-
-/* RPC_AUTH_NTLMSSP_RESP */
-typedef struct rpc_auth_ntlmssp_resp_info
-{
- STRHDR hdr_lm_resp; /* 24 byte response */
- STRHDR hdr_nt_resp; /* 24 byte response */
- STRHDR hdr_domain;
- STRHDR hdr_usr;
- STRHDR hdr_wks;
- STRHDR hdr_sess_key; /* NULL unless negotiated */
- uint32 neg_flags; /* 0x0000 82b1 */
-
- fstring sess_key;
- fstring wks;
- fstring user;
- fstring domain;
- fstring nt_resp;
- fstring lm_resp;
-
-} RPC_AUTH_NTLMSSP_RESP;
-
-/* attached to the end of encrypted rpc requests and responses */
-/* RPC_AUTH_NTLMSSP_CHK */
-typedef struct rpc_auth_ntlmssp_chk_info
-{
- uint32 ver; /* 0x0000 0001 */
- uint32 reserved;
- uint32 crc32; /* checksum using 0xEDB8 8320 as a polynomial */
- uint32 seq_num;
-
-} RPC_AUTH_NTLMSSP_CHK;
-
-#define RPC_AUTH_NTLMSSP_CHK_LEN 16
-
-
#endif /* _DCE_RPC_H */
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