2 Unix SMB/CIFS implementation.
4 DCERPC client side interface structures
6 Copyright (C) Tim Potter 2003
7 Copyright (C) Andrew Tridgell 2003-2005
9 This program is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; either version 2 of the License, or
12 (at your option) any later version.
14 This program is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
19 You should have received a copy of the GNU General Public License
20 along with this program; if not, write to the Free Software
21 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
24 enum dcerpc_transport_t {
25 NCACN_NP, NCACN_IP_TCP, NCACN_IP_UDP, NCACN_VNS_IPC, NCACN_VNS_SPP,
26 NCACN_AT_DSP, NCADG_AT_DDP, NCALRPC, NCACN_UNIX_STREAM, NCADG_UNIX_DGRAM,
27 NCACN_HTTP, NCADG_IPX, NCACN_SPX };
30 this defines a generic security context for signed/sealed dcerpc pipes.
32 struct dcerpc_connection;
33 struct dcerpc_security {
34 struct dcerpc_auth *auth_info;
35 struct gensec_security *generic_state;
37 /* get the session key */
38 NTSTATUS (*session_key)(struct dcerpc_connection *, DATA_BLOB *);
42 this holds the information that is not specific to a particular rpc context_id
44 struct dcerpc_connection {
46 uint32_t srv_max_xmit_frag;
47 uint32_t srv_max_recv_frag;
49 struct dcerpc_security security_state;
50 const char *binding_string;
51 struct event_context *event_ctx;
53 struct dcerpc_transport {
54 enum dcerpc_transport_t transport;
57 NTSTATUS (*shutdown_pipe)(struct dcerpc_connection *);
59 const char *(*peer_name)(struct dcerpc_connection *);
61 /* send a request to the server */
62 NTSTATUS (*send_request)(struct dcerpc_connection *, DATA_BLOB *, BOOL trigger_read);
64 /* send a read request to the server */
65 NTSTATUS (*send_read)(struct dcerpc_connection *);
67 /* a callback to the dcerpc code when a full fragment
69 void (*recv_data)(struct dcerpc_connection *, DATA_BLOB *, NTSTATUS status);
72 /* pending requests */
73 struct rpc_request *pending;
75 /* private pointer for pending full requests */
76 void *full_request_private;
78 /* the next context_id to be assigned */
79 uint32_t next_context_id;
83 this encapsulates a full dcerpc client side pipe
88 struct dcerpc_syntax_id syntax;
89 struct dcerpc_syntax_id transfer_syntax;
91 struct dcerpc_connection *conn;
93 /* the last fault code from a DCERPC fault */
94 uint32_t last_fault_code;
96 /* timeout for individual rpc requests, in seconds */
97 uint_t request_timeout;
100 /* default timeout for all rpc requests, in seconds */
101 #define DCERPC_REQUEST_TIMEOUT 60
104 /* dcerpc pipe flags */
105 #define DCERPC_DEBUG_PRINT_IN (1<<0)
106 #define DCERPC_DEBUG_PRINT_OUT (1<<1)
107 #define DCERPC_DEBUG_PRINT_BOTH (DCERPC_DEBUG_PRINT_IN | DCERPC_DEBUG_PRINT_OUT)
109 #define DCERPC_DEBUG_VALIDATE_IN (1<<2)
110 #define DCERPC_DEBUG_VALIDATE_OUT (1<<3)
111 #define DCERPC_DEBUG_VALIDATE_BOTH (DCERPC_DEBUG_VALIDATE_IN | DCERPC_DEBUG_VALIDATE_OUT)
113 #define DCERPC_CONNECT (1<<4)
114 #define DCERPC_SIGN (1<<5)
115 #define DCERPC_SEAL (1<<6)
117 #define DCERPC_PUSH_BIGENDIAN (1<<7)
118 #define DCERPC_PULL_BIGENDIAN (1<<8)
120 #define DCERPC_SCHANNEL (1<<9)
122 /* use a 128 bit session key */
123 #define DCERPC_SCHANNEL_128 (1<<12)
125 /* check incoming pad bytes */
126 #define DCERPC_DEBUG_PAD_CHECK (1<<13)
128 /* set LIBNDR_FLAG_REF_ALLOC flag when decoding NDR */
129 #define DCERPC_NDR_REF_ALLOC (1<<14)
131 #define DCERPC_AUTH_OPTIONS (DCERPC_SEAL|DCERPC_SIGN|DCERPC_SCHANNEL|DCERPC_AUTH_SPNEGO|DCERPC_AUTH_KRB5)
133 /* enable spnego auth */
134 #define DCERPC_AUTH_SPNEGO (1<<15)
136 /* enable krb5 auth */
137 #define DCERPC_AUTH_KRB5 (1<<16)
140 this is used to find pointers to calls
142 struct dcerpc_interface_call {
145 NTSTATUS (*ndr_push)(struct ndr_push *, int , void *);
146 NTSTATUS (*ndr_pull)(struct ndr_pull *, int , void *);
147 void (*ndr_print)(struct ndr_print *, const char *, int, void *);
150 struct dcerpc_endpoint_list {
152 const char * const *names;
155 struct dcerpc_authservice_list {
157 const char * const *names;
160 struct dcerpc_interface_table {
164 const char *helpstring;
166 const struct dcerpc_interface_call *calls;
167 const struct dcerpc_endpoint_list *endpoints;
168 const struct dcerpc_authservice_list *authservices;
171 struct dcerpc_interface_list {
172 struct dcerpc_interface_list *prev, *next;
173 const struct dcerpc_interface_table *table;
176 /* this describes a binding to a particular transport/pipe */
177 struct dcerpc_binding {
178 enum dcerpc_transport_t transport;
180 uint16_t object_version;
182 const char *endpoint;
183 const char *authservice;
184 const char **options;
189 enum rpc_request_state {
195 handle for an async dcerpc request
198 struct rpc_request *next, *prev;
199 struct dcerpc_pipe *p;
202 enum rpc_request_state state;
207 /* use by the ndr level async recv call */
209 const struct dcerpc_interface_table *table;
216 void (*callback)(struct rpc_request *);