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https://github.com/samba-team/samba.git
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5221ebb299
The translate_name() used by cli_session_setup_spnego() cann rely
Winbindd since it is needed by the join process (and hence before
Winbind can be run).
(This used to be commit 00a93ed336
)
289 lines
10 KiB
C
289 lines
10 KiB
C
/*
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Unix SMB/CIFS implementation.
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SMB parameters and setup
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Copyright (C) Andrew Tridgell 1992-1997
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Copyright (C) Luke Kenneth Casson Leighton 1996-1997
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Copyright (C) Paul Ashton 1997
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef _DCE_RPC_H /* _DCE_RPC_H */
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#define _DCE_RPC_H
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/* DCE/RPC packet types */
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enum RPC_PKT_TYPE {
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RPC_REQUEST = 0x00, /* Ordinary request. */
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RPC_PING = 0x01, /* Connectionless is server alive ? */
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RPC_RESPONSE = 0x02, /* Ordinary reply. */
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RPC_FAULT = 0x03, /* Fault in processing of call. */
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RPC_WORKING = 0x04, /* Connectionless reply to a ping when server busy. */
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RPC_NOCALL = 0x05, /* Connectionless reply to a ping when server has lost part of clients call. */
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RPC_REJECT = 0x06, /* Refuse a request with a code. */
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RPC_ACK = 0x07, /* Connectionless client to server code. */
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RPC_CL_CANCEL= 0x08, /* Connectionless cancel. */
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RPC_FACK = 0x09, /* Connectionless fragment ack. Both client and server send. */
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RPC_CANCEL_ACK = 0x0A, /* Server ACK to client cancel request. */
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RPC_BIND = 0x0B, /* Bind to interface. */
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RPC_BINDACK = 0x0C, /* Server ack of bind. */
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RPC_BINDNACK = 0x0D, /* Server nack of bind. */
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RPC_ALTCONT = 0x0E, /* Alter auth. */
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RPC_ALTCONTRESP = 0x0F, /* Reply to alter auth. */
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RPC_AUTH3 = 0x10, /* not the real name! this is undocumented! */
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RPC_SHUTDOWN = 0x11, /* Server to client request to shutdown. */
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RPC_CO_CANCEL= 0x12, /* Connection-oriented cancel request. */
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RPC_ORPHANED = 0x13 /* Client telling server it's aborting a partially sent request or telling
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server to stop sending replies. */
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};
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/* DCE/RPC flags */
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#define RPC_FLG_FIRST 0x01
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#define RPC_FLG_LAST 0x02
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#define RPC_FLG_NOCALL 0x20
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#define SMBD_NTLMSSP_NEG_FLAGS 0x000082b1 /* ALWAYS_SIGN|NEG_NTLM|NEG_LM|NEG_SEAL|NEG_SIGN|NEG_UNICODE */
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/* NTLMSSP signature version */
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#define NTLMSSP_SIGN_VERSION 0x01
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/* DCE RPC auth types - extended by Microsoft. */
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#define RPC_ANONYMOUS_AUTH_TYPE 0
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#define RPC_AUTH_TYPE_KRB5_1 1
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#define RPC_SPNEGO_AUTH_TYPE 9
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#define RPC_NTLMSSP_AUTH_TYPE 10
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#define RPC_KRB5_AUTH_TYPE 16 /* Not yet implemented. */
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#define RPC_SCHANNEL_AUTH_TYPE 68 /* 0x44 */
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/* DCE-RPC standard identifiers to indicate
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signing or sealing of an RPC pipe */
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#define RPC_AUTH_LEVEL_NONE 1
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#define RPC_AUTH_LEVEL_CONNECT 2
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#define RPC_AUTH_LEVEL_CALL 3
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#define RPC_AUTH_LEVEL_PACKET 4
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#define RPC_AUTH_LEVEL_INTEGRITY 5
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#define RPC_AUTH_LEVEL_PRIVACY 6
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#if 0
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#define RPC_PIPE_AUTH_SIGN_LEVEL 0x5
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#define RPC_PIPE_AUTH_SEAL_LEVEL 0x6
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#endif
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#define DCERPC_FAULT_OP_RNG_ERROR 0x1c010002
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#define DCERPC_FAULT_UNK_IF 0x1c010003
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#define DCERPC_FAULT_INVALID_TAG 0x1c000006
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#define DCERPC_FAULT_CONTEXT_MISMATCH 0x1c00001a
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#define DCERPC_FAULT_OTHER 0x00000001
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#define DCERPC_FAULT_ACCESS_DENIED 0x00000005
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#define DCERPC_FAULT_CANT_PERFORM 0x000006d8
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#define DCERPC_FAULT_NDR 0x000006f7
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/* Netlogon schannel auth type and level */
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#define SCHANNEL_SIGN_SIGNATURE { 0x77, 0x00, 0xff, 0xff, 0xff, 0xff, 0x00, 0x00 }
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#define SCHANNEL_SEAL_SIGNATURE { 0x77, 0x00, 0x7a, 0x00, 0xff, 0xff, 0x00, 0x00 }
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#define RPC_AUTH_SCHANNEL_SIGN_OR_SEAL_CHK_LEN 0x20
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#define RPC_AUTH_SCHANNEL_SIGN_ONLY_CHK_LEN 0x18
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#define NETLOGON_NEG_ARCFOUR 0x00000004
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#define NETLOGON_NEG_128BIT 0x00004000
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#define NETLOGON_NEG_SCHANNEL 0x40000000
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/* The 7 here seems to be required to get Win2k not to downgrade us
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to NT4. Actually, anything other than 1ff would seem to do... */
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#define NETLOGON_NEG_AUTH2_FLAGS 0x000701ff
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#define NETLOGON_NEG_DOMAIN_TRUST_ACCOUNT 0x2010b000
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/* these are the flags that ADS clients use */
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#define NETLOGON_NEG_AUTH2_ADS_FLAGS (0x200fbffb | NETLOGON_NEG_ARCFOUR | NETLOGON_NEG_128BIT | NETLOGON_NEG_SCHANNEL)
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enum schannel_direction {
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SENDER_IS_INITIATOR,
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SENDER_IS_ACCEPTOR
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};
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/* Maximum size of the signing data in a fragment. */
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#define RPC_MAX_SIGN_SIZE 0x20 /* 32 */
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/* Maximum PDU fragment size. */
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/* #define MAX_PDU_FRAG_LEN 0x1630 this is what wnt sets */
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#define RPC_MAX_PDU_FRAG_LEN 0x10b8 /* this is what w2k sets */
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/* RPC_IFACE */
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typedef struct rpc_iface_info {
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struct GUID uuid; /* 16 bytes of rpc interface identification */
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uint32 version; /* the interface version number */
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} RPC_IFACE;
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#define RPC_IFACE_LEN (UUID_SIZE + 4)
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struct pipe_id_info {
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/* the names appear not to matter: the syntaxes _do_ matter */
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const char *client_pipe;
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RPC_IFACE abstr_syntax; /* this one is the abstract syntax id */
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const char *server_pipe; /* this one is the secondary syntax name */
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RPC_IFACE trans_syntax; /* this one is the primary syntax id */
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};
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/* RPC_HDR - dce rpc header */
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typedef struct rpc_hdr_info {
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uint8 major; /* 5 - RPC major version */
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uint8 minor; /* 0 - RPC minor version */
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uint8 pkt_type; /* RPC_PKT_TYPE - RPC response packet */
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uint8 flags; /* DCE/RPC flags */
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uint8 pack_type[4]; /* 0x1000 0000 - little-endian packed data representation */
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uint16 frag_len; /* fragment length - data size (bytes) inc header and tail. */
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uint16 auth_len; /* 0 - authentication length */
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uint32 call_id; /* call identifier. matches 12th uint32 of incoming RPC data. */
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} RPC_HDR;
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#define RPC_HEADER_LEN 16
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/* RPC_HDR_REQ - ms request rpc header */
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typedef struct rpc_hdr_req_info {
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uint32 alloc_hint; /* allocation hint - data size (bytes) minus header and tail. */
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uint16 context_id; /* presentation context identifier */
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uint16 opnum; /* opnum */
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} RPC_HDR_REQ;
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#define RPC_HDR_REQ_LEN 8
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/* RPC_HDR_RESP - ms response rpc header */
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typedef struct rpc_hdr_resp_info {
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uint32 alloc_hint; /* allocation hint - data size (bytes) minus header and tail. */
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uint16 context_id; /* 0 - presentation context identifier */
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uint8 cancel_count; /* 0 - cancel count */
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uint8 reserved; /* 0 - reserved. */
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} RPC_HDR_RESP;
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#define RPC_HDR_RESP_LEN 8
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/* RPC_HDR_FAULT - fault rpc header */
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typedef struct rpc_hdr_fault_info {
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NTSTATUS status;
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uint32 reserved; /* 0x0000 0000 */
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} RPC_HDR_FAULT;
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#define RPC_HDR_FAULT_LEN 8
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/* this seems to be the same string name depending on the name of the pipe,
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* but is more likely to be linked to the interface name
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* "srvsvc", "\\PIPE\\ntsvcs"
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* "samr", "\\PIPE\\lsass"
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* "wkssvc", "\\PIPE\\wksvcs"
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* "NETLOGON", "\\PIPE\\NETLOGON"
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*/
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/* RPC_ADDR_STR */
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typedef struct rpc_addr_info {
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uint16 len; /* length of the string including null terminator */
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fstring str; /* the string above in single byte, null terminated form */
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} RPC_ADDR_STR;
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/* RPC_HDR_BBA - bind acknowledge, and alter context response. */
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typedef struct rpc_hdr_bba_info {
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uint16 max_tsize; /* maximum transmission fragment size (0x1630) */
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uint16 max_rsize; /* max receive fragment size (0x1630) */
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uint32 assoc_gid; /* associated group id (0x0) */
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} RPC_HDR_BBA;
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#define RPC_HDR_BBA_LEN 8
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/* RPC_HDR_AUTH */
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typedef struct rpc_hdr_auth_info {
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uint8 auth_type; /* See XXX_AUTH_TYPE above. */
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uint8 auth_level; /* See RPC_PIPE_AUTH_XXX_LEVEL above. */
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uint8 auth_pad_len;
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uint8 auth_reserved;
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uint32 auth_context_id;
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} RPC_HDR_AUTH;
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#define RPC_HDR_AUTH_LEN 8
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/* this is TEMPORARILY coded up as a specific structure */
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/* this structure comes after the bind request */
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/* RPC_AUTH_SCHANNEL_NEG */
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typedef struct rpc_auth_schannel_neg_info {
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uint32 type1; /* Always zero ? */
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uint32 type2; /* Types 0x3 and 0x13 seen. Check AcquireSecurityContext() docs.... */
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fstring domain; /* calling workstations's domain */
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fstring myname; /* calling workstation's name */
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} RPC_AUTH_SCHANNEL_NEG;
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/* attached to the end of encrypted rpc requests and responses */
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/* RPC_AUTH_SCHANNEL_CHK */
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typedef struct rpc_auth_schannel_chk_info {
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uint8 sig [8]; /* 77 00 7a 00 ff ff 00 00 */
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uint8 packet_digest[8]; /* checksum over the packet, MD5'ed with session key */
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uint8 seq_num[8]; /* verifier, seq num */
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uint8 confounder[8]; /* random 8-byte nonce */
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} RPC_AUTH_SCHANNEL_CHK;
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typedef struct rpc_context {
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uint16 context_id; /* presentation context identifier. */
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uint8 num_transfer_syntaxes; /* the number of syntaxes */
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RPC_IFACE abstract; /* num and vers. of interface client is using */
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RPC_IFACE *transfer; /* Array of transfer interfaces. */
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} RPC_CONTEXT;
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/* RPC_BIND_REQ - ms req bind */
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typedef struct rpc_bind_req_info {
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RPC_HDR_BBA bba;
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uint8 num_contexts; /* the number of contexts */
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RPC_CONTEXT *rpc_context;
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} RPC_HDR_RB;
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/*
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* The following length is 8 bytes RPC_HDR_BBA_LEN +
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* 4 bytes size of context count +
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* (context_count * (4 bytes of context_id, size of transfer syntax count + RPC_IFACE_LEN bytes +
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* (transfer_syntax_count * RPC_IFACE_LEN bytes)))
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*/
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#define RPC_HDR_RB_LEN(rpc_hdr_rb) (RPC_HDR_BBA_LEN + 4 + \
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((rpc_hdr_rb)->num_contexts) * (4 + RPC_IFACE_LEN + (((rpc_hdr_rb)->rpc_context->num_transfer_syntaxes)*RPC_IFACE_LEN)))
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/* RPC_RESULTS - can only cope with one reason, right now... */
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typedef struct rpc_results_info {
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/* uint8[] # 4-byte alignment padding, against SMB header */
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uint8 num_results; /* the number of results (0x01) */
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/* uint8[] # 4-byte alignment padding, against SMB header */
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uint16 result; /* result (0x00 = accept) */
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uint16 reason; /* reason (0x00 = no reason specified) */
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} RPC_RESULTS;
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/* RPC_HDR_BA */
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typedef struct rpc_hdr_ba_info {
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RPC_HDR_BBA bba;
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RPC_ADDR_STR addr ; /* the secondary address string, as described earlier */
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RPC_RESULTS res ; /* results and reasons */
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RPC_IFACE transfer; /* the transfer syntax from the request */
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} RPC_HDR_BA;
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/* RPC_AUTH_VERIFIER */
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typedef struct rpc_auth_verif_info {
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fstring signature; /* "NTLMSSP".. Ok, not quite anymore */
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uint32 msg_type; /* NTLMSSP_MESSAGE_TYPE (1,2,3) and 5 for schannel */
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} RPC_AUTH_VERIFIER;
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#endif /* _DCE_RPC_H */
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