source: vendor/current/source4/librpc/rpc/dcerpc.h

Last change on this file was 989, checked in by Silvan Scherrer, 9 years ago

Samba Server: update vendor to version 4.4.7
File size: 8.7 KB
Line 
1/*
2 Unix SMB/CIFS implementation.
3
4 DCERPC client side interface structures
5
6 Copyright (C) Tim Potter 2003
7 Copyright (C) Andrew Tridgell 2003-2005
8
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 3 of the License, or
12 (at your option) any later version.
13
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.
18
19 You should have received a copy of the GNU General Public License
20 along with this program. If not, see <http://www.gnu.org/licenses/>.
21*/
22
23/* This is a public header file that is installed as part of Samba.
24 * If you remove any functions or change their signature, update
25 * the so version number. */
26
27#ifndef __S4_DCERPC_H__
28#define __S4_DCERPC_H__
29
30#include "../lib/util/data_blob.h"
31#include "librpc/gen_ndr/dcerpc.h"
32#include "../librpc/ndr/libndr.h"
33#include "../librpc/rpc/rpc_common.h"
34
35struct tevent_context;
36struct tevent_req;
37struct dcerpc_binding_handle;
38struct tstream_context;
39struct ndr_interface_table;
40struct resolve_context;
41
42/*
43 this defines a generic security context for signed/sealed dcerpc pipes.
44*/
45struct dcecli_connection;
46struct gensec_settings;
47struct cli_credentials;
48struct dcecli_security {
49 enum dcerpc_AuthType auth_type;
50 enum dcerpc_AuthLevel auth_level;
51 uint32_t auth_context_id;
52 struct {
53 struct dcerpc_auth *out;
54 struct dcerpc_auth *in;
55 TALLOC_CTX *mem;
56 } tmp_auth_info;
57 struct gensec_security *generic_state;
58
59 /* get the session key */
60 NTSTATUS (*session_key)(struct dcecli_connection *, DATA_BLOB *);
61
62 bool verified_bitmask1;
63
64};
65
66/*
67 this holds the information that is not specific to a particular rpc context_id
68*/
69struct rpc_request;
70struct dcecli_connection {
71 uint32_t call_id;
72 uint32_t srv_max_xmit_frag;
73 uint32_t srv_max_recv_frag;
74 uint32_t flags;
75 struct dcecli_security security_state;
76 struct tevent_context *event_ctx;
77
78 struct tevent_immediate *io_trigger;
79 bool io_trigger_pending;
80
81 /** Directory in which to save ndrdump-parseable files */
82 const char *packet_log_dir;
83
84 bool dead;
85 bool free_skipped;
86
87 struct dcerpc_transport {
88 enum dcerpc_transport_t transport;
89 void *private_data;
90
91 struct tstream_context *stream;
92 /** to serialize write events */
93 struct tevent_queue *write_queue;
94 /** the current active read request if any */
95 struct tevent_req *read_subreq;
96 /** number of read requests other than the current active */
97 uint32_t pending_reads;
98 } transport;
99
100 const char *server_name;
101
102 /* Requests that have been sent, waiting for a reply */
103 struct rpc_request *pending;
104
105 /* Sync requests waiting to be shipped */
106 struct rpc_request *request_queue;
107
108 /* the next context_id to be assigned */
109 uint32_t next_context_id;
110
111 /* The maximum total payload of reassembled response pdus */
112 size_t max_total_response_size;
113};
114
115/*
116 this encapsulates a full dcerpc client side pipe
117*/
118struct dcerpc_pipe {
119 struct dcerpc_binding_handle *binding_handle;
120
121 uint32_t context_id;
122
123 struct ndr_syntax_id syntax;
124 struct ndr_syntax_id transfer_syntax;
125
126 struct dcecli_connection *conn;
127 const struct dcerpc_binding *binding;
128
129 /** the last fault code from a DCERPC fault */
130 uint32_t last_fault_code;
131
132 /** timeout for individual rpc requests, in seconds */
133 uint32_t request_timeout;
134
135 /*
136 * Set for the timeout in dcerpc_pipe_connect_b_send(), to
137 * allow the timeout not to destory the stack during a nested
138 * event loop caused by gensec_update()
139 */
140 bool inhibit_timeout_processing;
141 bool timed_out;
142
143 bool verified_pcontext;
144};
145
146/* default timeout for all rpc requests, in seconds */
147#define DCERPC_REQUEST_TIMEOUT 60
148
149struct epm_tower;
150struct epm_floor;
151
152struct smbcli_tree;
153struct smb2_tree;
154struct smbXcli_conn;
155struct smbXcli_session;
156struct smbXcli_tcon;
157struct roh_connection;
158struct tstream_tls_params;
159struct socket_address;
160
161NTSTATUS dcerpc_pipe_connect(TALLOC_CTX *parent_ctx,
162 struct dcerpc_pipe **pp,
163 const char *binding,
164 const struct ndr_interface_table *table,
165 struct cli_credentials *credentials,
166 struct tevent_context *ev,
167 struct loadparm_context *lp_ctx);
168const char *dcerpc_server_name(struct dcerpc_pipe *p);
169struct dcerpc_pipe *dcerpc_pipe_init(TALLOC_CTX *mem_ctx, struct tevent_context *ev);
170NTSTATUS dcerpc_pipe_open_smb(struct dcerpc_pipe *p,
171 struct smbcli_tree *tree,
172 const char *pipe_name);
173NTSTATUS dcerpc_pipe_open_smb2(struct dcerpc_pipe *p,
174 struct smb2_tree *tree,
175 const char *pipe_name);
176NTSTATUS dcerpc_bind_auth_none(struct dcerpc_pipe *p,
177 const struct ndr_interface_table *table);
178NTSTATUS dcerpc_fetch_session_key(struct dcerpc_pipe *p,
179 DATA_BLOB *session_key);
180struct composite_context;
181NTSTATUS dcerpc_secondary_connection_recv(struct composite_context *c,
182 struct dcerpc_pipe **p2);
183
184struct composite_context* dcerpc_pipe_connect_b_send(TALLOC_CTX *parent_ctx,
185 const struct dcerpc_binding *binding,
186 const struct ndr_interface_table *table,
187 struct cli_credentials *credentials,
188 struct tevent_context *ev,
189 struct loadparm_context *lp_ctx);
190
191NTSTATUS dcerpc_pipe_connect_b_recv(struct composite_context *c, TALLOC_CTX *mem_ctx,
192 struct dcerpc_pipe **p);
193
194NTSTATUS dcerpc_pipe_connect_b(TALLOC_CTX *parent_ctx,
195 struct dcerpc_pipe **pp,
196 const struct dcerpc_binding *binding,
197 const struct ndr_interface_table *table,
198 struct cli_credentials *credentials,
199 struct tevent_context *ev,
200 struct loadparm_context *lp_ctx);
201
202NTSTATUS dcerpc_pipe_auth(TALLOC_CTX *mem_ctx,
203 struct dcerpc_pipe **p,
204 const struct dcerpc_binding *binding,
205 const struct ndr_interface_table *table,
206 struct cli_credentials *credentials,
207 struct loadparm_context *lp_ctx);
208NTSTATUS dcerpc_secondary_connection(struct dcerpc_pipe *p,
209 struct dcerpc_pipe **p2,
210 const struct dcerpc_binding *b);
211NTSTATUS dcerpc_bind_auth_schannel(TALLOC_CTX *tmp_ctx,
212 struct dcerpc_pipe *p,
213 const struct ndr_interface_table *table,
214 struct cli_credentials *credentials,
215 struct loadparm_context *lp_ctx,
216 uint8_t auth_level);
217NTSTATUS dcerpc_init(void);
218struct composite_context *dcerpc_secondary_smb_send(struct dcecli_connection *c1,
219 struct dcecli_connection *c2,
220 const char *pipe_name);
221NTSTATUS dcerpc_secondary_smb_recv(struct composite_context *c);
222NTSTATUS dcerpc_secondary_context(struct dcerpc_pipe *p,
223 struct dcerpc_pipe **pp2,
224 const struct ndr_interface_table *table);
225NTSTATUS dcerpc_alter_context(struct dcerpc_pipe *p,
226 TALLOC_CTX *mem_ctx,
227 const struct ndr_syntax_id *syntax,
228 const struct ndr_syntax_id *transfer_syntax);
229
230NTSTATUS dcerpc_bind_auth(struct dcerpc_pipe *p,
231 const struct ndr_interface_table *table,
232 struct cli_credentials *credentials,
233 struct gensec_settings *gensec_settings,
234 uint8_t auth_type, uint8_t auth_level,
235 const char *service);
236struct composite_context* dcerpc_pipe_connect_send(TALLOC_CTX *parent_ctx,
237 const char *binding,
238 const struct ndr_interface_table *table,
239 struct cli_credentials *credentials,
240 struct tevent_context *ev, struct loadparm_context *lp_ctx);
241NTSTATUS dcerpc_pipe_connect_recv(struct composite_context *c,
242 TALLOC_CTX *mem_ctx,
243 struct dcerpc_pipe **pp);
244
245NTSTATUS dcerpc_epm_map_binding(TALLOC_CTX *mem_ctx, struct dcerpc_binding *binding,
246 const struct ndr_interface_table *table, struct tevent_context *ev,
247 struct loadparm_context *lp_ctx);
248struct composite_context* dcerpc_secondary_auth_connection_send(struct dcerpc_pipe *p,
249 const struct dcerpc_binding *binding,
250 const struct ndr_interface_table *table,
251 struct cli_credentials *credentials,
252 struct loadparm_context *lp_ctx);
253NTSTATUS dcerpc_secondary_auth_connection_recv(struct composite_context *c,
254 TALLOC_CTX *mem_ctx,
255 struct dcerpc_pipe **p);
256NTSTATUS dcerpc_secondary_auth_connection(struct dcerpc_pipe *p,
257 const struct dcerpc_binding *binding,
258 const struct ndr_interface_table *table,
259 struct cli_credentials *credentials,
260 struct loadparm_context *lp_ctx,
261 TALLOC_CTX *mem_ctx,
262 struct dcerpc_pipe **p2);
263
264struct composite_context* dcerpc_secondary_connection_send(struct dcerpc_pipe *p,
265 const struct dcerpc_binding *b);
266void dcerpc_log_packet(const char *lockdir,
267 const struct ndr_interface_table *ndr,
268 uint32_t opnum, uint32_t flags,
269 const DATA_BLOB *pkt);
270
271#endif /* __S4_DCERPC_H__ */
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