librpc/rpc/dcesrv_core.h

   1 /*
   2    Unix SMB/CIFS implementation.
   3
   4    server side dcerpc defines
   5
   6    Copyright (C) Andrew Tridgell 2003-2005
   7    Copyright (C) Stefan (metze) Metzmacher 2004-2005
   8    Copyright (C) Samuel Cabrero <scabrero@samba.org> 2019
   9
  10    This program is free software; you can redistribute it and/or modify
  11    it under the terms of the GNU General Public License as published by
  12    the Free Software Foundation; either version 3 of the License, or
  13    (at your option) any later version.
  14
  15    This program is distributed in the hope that it will be useful,
  16    but WITHOUT ANY WARRANTY; without even the implied warranty of
  17    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18    GNU General Public License for more details.
  19
  20    You should have received a copy of the GNU General Public License
  21    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  22 */
  23
  24 #ifndef _LIBRPC_RPC_DCESRV_CORE_H_
  25 #define _LIBRPC_RPC_DCESRV_CORE_H_
  26
  27 #include "librpc/rpc/rpc_common.h"
  28 #include "librpc/ndr/libndr.h"
  29 #include "librpc/gen_ndr/security.h"
  30
  31 /* modules can use the following to determine if the interface has changed
  32  * please increment the version number after each interface change
  33  * with a comment and maybe update struct dcesrv_critical_sizes.
  34  */
  35 /* version 1 - initial version - metze */
  36 #define DCERPC_MODULE_VERSION 1
  37
  38 struct dcesrv_connection;
  39 struct dcesrv_call_state;
  40 struct dcesrv_auth;
  41 struct dcesrv_connection_context;
  42 struct dcesrv_iface_state;
  43 struct cli_credentials;
  44
  45 struct dcesrv_interface {
  46         const char *name;
  47         struct ndr_syntax_id syntax_id;
  48
  49         /* this function is called when the client binds to this interface  */
  50         NTSTATUS (*bind)(struct dcesrv_connection_context *, const struct dcesrv_interface *);
  51
  52         /* this function is called when the client disconnects the endpoint */
  53         void (*unbind)(struct dcesrv_connection_context *, const struct dcesrv_interface *);
  54
  55         /* the ndr_pull function for the chosen interface.
  56          */
  57         NTSTATUS (*ndr_pull)(struct dcesrv_call_state *, TALLOC_CTX *, struct ndr_pull *, void **);
  58
  59         /* the dispatch function for the chosen interface.
  60          */
  61         NTSTATUS (*dispatch)(struct dcesrv_call_state *, TALLOC_CTX *, void *);
  62
  63         /* the reply function for the chosen interface.
  64          */
  65         NTSTATUS (*reply)(struct dcesrv_call_state *, TALLOC_CTX *, void *);
  66
  67         /* the ndr_push function for the chosen interface.
  68          */
  69         NTSTATUS (*ndr_push)(struct dcesrv_call_state *, TALLOC_CTX *, struct ndr_push *, const void *);
  70
  71         /* the local dispatch function for the chosen interface.
  72          */
  73         NTSTATUS (*local)(struct dcesrv_call_state *, TALLOC_CTX *, void *);
  74
  75         /* for any private use by the interface code */
  76         const void *private_data;
  77
  78         uint64_t flags;
  79 };
  80
  81 #define DCESRV_INTERFACE_FLAGS_HANDLES_NOT_USED 0x00000001
  82
  83 enum dcesrv_call_list {
  84         DCESRV_LIST_NONE,
  85         DCESRV_LIST_CALL_LIST,
  86         DCESRV_LIST_FRAGMENTED_CALL_LIST,
  87         DCESRV_LIST_PENDING_CALL_LIST
  88 };
  89
  90 struct data_blob_list_item {
  91         struct data_blob_list_item *prev,*next;
  92         DATA_BLOB blob;
  93 };
  94
  95 /* the state of an ongoing dcerpc call */
  96 struct dcesrv_call_state {
  97         struct dcesrv_call_state *next, *prev;
  98         struct dcesrv_auth *auth_state;
  99         struct dcesrv_connection *conn;
 100         struct dcesrv_connection_context *context;
 101         struct ncacn_packet pkt;
 102
 103         /*
 104          * Used during async bind/alter_context.
 105          */
 106         struct ncacn_packet ack_pkt;
 107
 108         /*
 109           which list this request is in, if any
 110          */
 111         enum dcesrv_call_list list;
 112
 113         /* the backend can mark the call
 114          * with DCESRV_CALL_STATE_FLAG_ASYNC
 115          * that will cause the frontend to not touch r->out
 116          * and skip the reply
 117          *
 118          * this is only allowed to the backend when DCESRV_CALL_STATE_FLAG_MAY_ASYNC
 119          * is already set by the frontend
 120          *
 121          * the backend then needs to call dcesrv_reply() when it's
 122          * ready to send the reply
 123          */
 124 #define DCESRV_CALL_STATE_FLAG_ASYNC (1<<0)
 125 #define DCESRV_CALL_STATE_FLAG_MAY_ASYNC (1<<1)
 126 #define DCESRV_CALL_STATE_FLAG_MULTIPLEXED (1<<3)
 127 #define DCESRV_CALL_STATE_FLAG_PROCESS_PENDING_CALL (1<<4)
 128 #define DCESRV_CALL_STATE_FLAG_WINBIND_OFF (1 << 5)
 129         uint32_t state_flags;
 130
 131         /* the time the request arrived in the server */
 132         struct timeval time;
 133
 134         /* the backend can use this event context for async replies */
 135         struct tevent_context *event_ctx;
 136
 137         /* this is the pointer to the allocated function struct */
 138         void *r;
 139
 140         /*
 141          * that's the ndr pull context used in dcesrv_request()
 142          * needed by dcesrv_reply() to carry over information
 143          * for full pointer support.
 144          */
 145         struct ndr_pull *ndr_pull;
 146
 147         DATA_BLOB input;
 148
 149         struct data_blob_list_item *replies;
 150
 151         /* this is used by the boilerplate code to generate DCERPC faults */
 152         uint32_t fault_code;
 153
 154         /* the reason why we terminate the connection after sending a response */
 155         const char *terminate_reason;
 156
 157         /* temporary auth_info fields */
 158         struct dcerpc_auth in_auth_info;
 159         struct dcerpc_auth _out_auth_info;
 160         struct dcerpc_auth *out_auth_info;
 161
 162         /*
 163          * Optional subreq for pending calls,
 164          * will be used to call tevent_req_cancel()
 165          * if the connection terminates,
 166          * we got an ORPHANED PDU
 167          * or got a CO_CANCEL PDU
 168          */
 169         bool got_disconnect;
 170         bool got_orphaned;
 171         bool got_co_cancel;
 172         struct tevent_req *subreq;
 173 };
 174
 175 /*
 176 * DCERPC Handles
 177 * --------------
 178 * The various handles that are used in the RPC servers should be
 179 * created and fetch using the dcesrv_handle_* functions.
 180 *
 181 * Use
 182 * dcesrv_handle_create(struct dcesrv_call_state \*, uint8 handle_type)
 183 * to obtain a new handle of the specified type. Handle types are
 184 * unique within each pipe.
 185 *
 186 * The handle can later be fetched again using:
 187 *
 188 * struct dcesrv_handle *dcesrv_handle_lookup(
 189 *         struct dcesrv_call_state *dce_call,
 190 *         struct policy_handle *p,
 191 *         uint8 handle_type)
 192 *
 193 * and destroyed by:
 194 *
 195 *       TALLOC_FREE(struct dcesrv_handle *).
 196 *
 197 * User data should be stored in the 'data' member of the dcesrv_handle
 198 * struct.
 199 */
 200
 201 #define DCESRV_HANDLE_ANY 255
 202
 203 /* a dcerpc handle in internal format */
 204 struct dcesrv_handle {
 205         struct dcesrv_handle *next, *prev;
 206         struct dcesrv_assoc_group *assoc_group;
 207         struct policy_handle wire_handle;
 208         struct dom_sid sid;
 209         enum dcerpc_AuthLevel min_auth_level;
 210         const struct dcesrv_interface *iface;
 211         void *data;
 212 };
 213
 214 /* hold the authentication state information */
 215 struct dcesrv_auth {
 216         struct dcesrv_auth *prev, *next;
 217         enum dcerpc_AuthType auth_type;
 218         enum dcerpc_AuthLevel auth_level;
 219         uint32_t auth_context_id;
 220         struct gensec_security *gensec_security;
 221         struct auth_session_info *session_info;
 222         NTSTATUS (*session_key_fn)(struct dcesrv_auth *, DATA_BLOB *session_key);
 223         bool auth_started;
 224         bool auth_finished;
 225         bool auth_audited;
 226         bool auth_invalid;
 227 };
 228
 229 struct dcesrv_connection_context {
 230         struct dcesrv_connection_context *next, *prev;
 231         uint16_t context_id;
 232
 233         /* the connection this is on */
 234         struct dcesrv_connection *conn;
 235
 236         /* the ndr function table for the chosen interface */
 237         const struct dcesrv_interface *iface;
 238
 239         /*
 240          * the minimum required auth level for this interface
 241          */
 242         enum dcerpc_AuthLevel min_auth_level;
 243         bool allow_connect;
 244
 245         /* the negotiated transfer syntax */
 246         struct ndr_syntax_id transfer_syntax;
 247         bool ndr64;
 248 };
 249
 250
 251 /* the state associated with a dcerpc server connection */
 252 struct dcesrv_connection {
 253         /* for the broken_connections DLIST */
 254         struct dcesrv_connection *prev, *next;
 255
 256         /* the top level context for this server */
 257         struct dcesrv_context *dce_ctx;
 258
 259         /* the endpoint that was opened */
 260         const struct dcesrv_endpoint *endpoint;
 261
 262         /* a list of established context_ids */
 263         struct dcesrv_connection_context *contexts;
 264
 265         /* the state of the current incoming call fragments */
 266         struct dcesrv_call_state *incoming_fragmented_call_list;
 267
 268         /* the state of the async pending calls */
 269         struct dcesrv_call_state *pending_call_list;
 270
 271         /* the state of the current outgoing calls */
 272         struct dcesrv_call_state *call_list;
 273
 274         /* the maximum size the client wants to receive */
 275         uint16_t transport_max_recv_frag;
 276         uint16_t max_recv_frag;
 277         uint16_t max_xmit_frag;
 278
 279         DATA_BLOB partial_input;
 280
 281         /* the event_context that will be used for this connection */
 282         struct tevent_context *event_ctx;
 283
 284         /* is this connection pending termination?  If so, why? */
 285         const char *terminate;
 286
 287         const char *packet_log_dir;
 288
 289         /* this is the default state_flags for dcesrv_call_state structs */
 290         uint32_t state_flags;
 291
 292         struct {
 293                 void *private_data;
 294                 void (*report_output_data)(struct dcesrv_connection *);
 295                 void (*terminate_connection)(struct dcesrv_connection *,
 296                                              const char *);
 297         } transport;
 298
 299         struct tstream_context *stream;
 300         struct tevent_queue *send_queue;
 301
 302         const struct tsocket_address *local_address;
 303         const struct tsocket_address *remote_address;
 304
 305         /* the current authentication state */
 306         struct dcesrv_auth *default_auth_state;
 307         size_t max_auth_states;
 308         struct dcesrv_auth *auth_states;
 309         bool got_explicit_auth_level_non_connect;
 310         bool got_explicit_auth_level_connect;
 311         struct dcesrv_auth *default_auth_level_connect;
 312         bool client_hdr_signing;
 313         bool support_hdr_signing;
 314         bool negotiated_hdr_signing;
 315
 316         /*
 317          * remember which pdu types are allowed
 318          */
 319         bool allow_bind;
 320         bool allow_alter;
 321
 322         /* the association group the connection belongs to */
 323         struct dcesrv_assoc_group *assoc_group;
 324
 325         /* The maximum total payload of reassembled request pdus */
 326         size_t max_total_request_size;
 327
 328         /*
 329          * Our preferred transfer syntax.
 330          */
 331         const struct ndr_syntax_id *preferred_transfer;
 332
 333         /*
 334          * This is used to block the connection during
 335          * pending authentication.
 336          */
 337         struct tevent_req *(*wait_send)(TALLOC_CTX *mem_ctx,
 338                                         struct tevent_context *ev,
 339                                         void *private_data);
 340         NTSTATUS (*wait_recv)(struct tevent_req *req);
 341         void *wait_private;
 342 };
 343
 344
 345 struct dcesrv_endpoint_server {
 346         /* this is the name of the endpoint server */
 347         const char *name;
 348
 349         /* true if the endpoint server has been initialized */
 350         bool initialized;
 351
 352         /* this function should register endpoints and some other setup stuff,
 353          * it is called when the dcesrv_context gets initialized.
 354          */
 355         NTSTATUS (*init_server)(struct dcesrv_context *, const struct dcesrv_endpoint_server *);
 356
 357         /* this function should cleanup endpoint server state and unregister
 358          * the endpoint server from dcesrv_context */
 359         NTSTATUS (*shutdown_server)(struct dcesrv_context *, const struct dcesrv_endpoint_server *);
 360
 361         /* this function can be used by other endpoint servers to
 362          * ask for a dcesrv_interface implementation
 363          * - iface must be reference to an already existing struct !
 364          */
 365         bool (*interface_by_uuid)(struct dcesrv_interface *iface, const struct GUID *, uint32_t);
 366
 367         /* this function can be used by other endpoint servers to
 368          * ask for a dcesrv_interface implementation
 369          * - iface must be reference to an already existing struct !
 370          */
 371         bool (*interface_by_name)(struct dcesrv_interface *iface, const char *);
 372 };
 373
 374
 375 /* one association groups */
 376 struct dcesrv_assoc_group {
 377         /* the wire id */
 378         uint32_t id;
 379
 380         /* The transport this is valid on */
 381         enum dcerpc_transport_t transport;
 382
 383         /* list of handles in this association group */
 384         struct dcesrv_handle *handles;
 385
 386         /*
 387          * list of iface states per assoc/conn
 388          */
 389         struct dcesrv_iface_state *iface_states;
 390
 391         /* parent context */
 392         struct dcesrv_context *dce_ctx;
 393
 394         /* the negotiated bind time features */
 395         uint16_t bind_time_features;
 396 };
 397
 398 struct dcesrv_context_callbacks {
 399         struct {
 400                 void (*successful_authz)(
 401                         struct dcesrv_call_state *call, void *private_data);
 402                 void *private_data;
 403         } log;
 404         struct {
 405                 NTSTATUS (*gensec_prepare)(
 406                         TALLOC_CTX *mem_ctx,
 407                         struct dcesrv_call_state *call,
 408                         struct gensec_security **out,
 409                         void *private_data);
 410                 void *private_data;
 411                 void (*become_root)(void);
 412                 void (*unbecome_root)(void);
 413         } auth;
 414         struct {
 415                 NTSTATUS (*find)(
 416                         struct dcesrv_call_state *call, void *private_data);
 417                 void *private_data;
 418         } assoc_group;
 419 };
 420
 421 /* server-wide context information for the dcerpc server */
 422 struct dcesrv_context {
 423         /*
 424          * The euid at startup time.
 425          *
 426          * This is required for DCERPC_AUTH_TYPE_NCALRPC_AS_SYSTEM
 427          */
 428         uid_t initial_euid;
 429
 430         /* the list of endpoints that have registered
 431          * by the configured endpoint servers
 432          */
 433         struct dcesrv_endpoint {
 434                 struct dcesrv_endpoint *next, *prev;
 435                 /* the type and location of the endpoint */
 436                 struct dcerpc_binding *ep_description;
 437                 /* the secondary endpoint description for the BIND_ACK */
 438                 struct dcerpc_binding *ep_2nd_description;
 439                 /* the security descriptor for smb named pipes */
 440                 struct security_descriptor *sd;
 441                 /* the list of interfaces available on this endpoint */
 442                 struct dcesrv_if_list {
 443                         struct dcesrv_if_list *next, *prev;
 444                         struct dcesrv_interface *iface;
 445                 } *interface_list;
 446
 447                 /*
 448                  * Should this service be run in a single process (so far only
 449                  * NETLOGON is not run in a single process)
 450                  */
 451                 bool use_single_process;
 452         } *endpoint_list;
 453
 454         /*
 455          * registered auth_type/principals
 456          * for dcesrv_mgmt_inq_princ_name()
 457          */
 458         struct dcesrv_ctx_principal {
 459                 struct dcesrv_ctx_principal *next, *prev;
 460                 enum dcerpc_AuthType auth_type;
 461                 const char *principal_name;
 462         } *principal_list;
 463
 464         /* loadparm context to use for this connection */
 465         struct loadparm_context *lp_ctx;
 466
 467         struct idr_context *assoc_groups_idr;
 468         uint32_t assoc_groups_num;
 469
 470         struct dcesrv_connection *broken_connections;
 471
 472         /*
 473          * Our preferred transfer syntax.
 474          */
 475         const struct ndr_syntax_id *preferred_transfer;
 476
 477         struct dcesrv_context_callbacks *callbacks;
 478 };
 479
 480 /* this structure is used by modules to determine the size of some critical types */
 481 struct dcesrv_critical_sizes {
 482         int interface_version;
 483         int sizeof_dcesrv_context;
 484         int sizeof_dcesrv_endpoint;
 485         int sizeof_dcesrv_endpoint_server;
 486         int sizeof_dcesrv_interface;
 487         int sizeof_dcesrv_if_list;
 488         int sizeof_dcesrv_connection;
 489         int sizeof_dcesrv_call_state;
 490         int sizeof_dcesrv_auth;
 491         int sizeof_dcesrv_handle;
 492 };
 493
 494 NTSTATUS dcesrv_auth_type_principal_register(struct dcesrv_context *dce_ctx,
 495                                              enum dcerpc_AuthType auth_type,
 496                                              const char *principal_name);
 497 const char *dcesrv_auth_type_principal_find(struct dcesrv_context *dce_ctx,
 498                                             enum dcerpc_AuthType auth_type);
 499 NTSTATUS dcesrv_register_default_auth_types(struct dcesrv_context *dce_ctx,
 500                                             const char *principal);
 501 NTSTATUS dcesrv_register_default_auth_types_machine_principal(struct dcesrv_context *dce_ctx);
 502 NTSTATUS dcesrv_interface_register(struct dcesrv_context *dce_ctx,
 503                                    const char *ep_name,
 504                                    const char *ncacn_np_secondary_endpoint,
 505                                    const struct dcesrv_interface *iface,
 506                                    const struct security_descriptor *sd);
 507 NTSTATUS dcesrv_interface_register_b(struct dcesrv_context *dce_ctx,
 508                                    struct dcerpc_binding *binding,
 509                                    struct dcerpc_binding *binding2,
 510                                    const struct dcesrv_interface *iface,
 511                                    const struct security_descriptor *sd);
 512 NTSTATUS dcerpc_register_ep_server(const struct dcesrv_endpoint_server *ep_server);
 513 NTSTATUS dcesrv_init_ep_servers(struct dcesrv_context *dce_ctx,
 514                                 const char **ep_servers);
 515 NTSTATUS dcesrv_init_registered_ep_servers(struct dcesrv_context *dce_ctx);
 516 NTSTATUS dcesrv_shutdown_registered_ep_servers(struct dcesrv_context *dce_ctx);
 517 NTSTATUS dcesrv_init_ep_server(struct dcesrv_context *dce_ctx,
 518                                const char *ep_server_name);
 519 NTSTATUS dcesrv_shutdown_ep_server(struct dcesrv_context *dce_ctx,
 520                                    const char *name);
 521 const struct dcesrv_endpoint_server *dcesrv_ep_server_byname(const char *name);
 522
 523 NTSTATUS dcesrv_init_context(TALLOC_CTX *mem_ctx,
 524                              struct loadparm_context *lp_ctx,
 525                              struct dcesrv_context_callbacks *cb,
 526                              struct dcesrv_context **_dce_ctx);
 527 void dcesrv_context_set_callbacks(
 528         struct dcesrv_context *dce_ctx,
 529         struct dcesrv_context_callbacks *cb);
 530
 531 /*
 532  * Use dcesrv_async_reply() in async code
 533  */
 534 NTSTATUS dcesrv_reply(struct dcesrv_call_state *call);
 535 void _dcesrv_async_reply(struct dcesrv_call_state *call,
 536                          const char *func,
 537                          const char *location);
 538 #define dcesrv_async_reply(__call) \
 539         _dcesrv_async_reply(__call, __func__, __location__)
 540
 541 struct dcesrv_handle *dcesrv_handle_create(struct dcesrv_call_state *call,
 542                                            uint8_t handle_type);
 543
 544 struct dcesrv_handle *dcesrv_handle_lookup(struct dcesrv_call_state *call,
 545                                            const struct policy_handle *p,
 546                                            uint8_t handle_type);
 547
 548 const struct tsocket_address *dcesrv_connection_get_local_address(struct dcesrv_connection *conn);
 549 const struct tsocket_address *dcesrv_connection_get_remote_address(struct dcesrv_connection *conn);
 550
 551 /*
 552  * Fetch the authentication session key if available.
 553  *
 554  * This is the key generated by a gensec authentication.
 555  */
 556 NTSTATUS dcesrv_auth_session_key(struct dcesrv_call_state *call,
 557                                  DATA_BLOB *session_key);
 558
 559 /*
 560  * Fetch the transport session key if available.
 561  * Typically this is the SMB session key
 562  * or a fixed key for local transports.
 563  *
 564  * The key is always truncated to 16 bytes.
 565 */
 566 NTSTATUS dcesrv_transport_session_key(struct dcesrv_call_state *call,
 567                                       DATA_BLOB *session_key);
 568
 569 /* a useful macro for generating a RPC fault in the backend code */
 570 #define DCESRV_FAULT(code) do { \
 571         dce_call->fault_code = code; \
 572         return r->out.result; \
 573 } while(0)
 574
 575 /* a useful macro for generating a RPC fault in the backend code */
 576 #define DCESRV_FAULT_VOID(code) do { \
 577         dce_call->fault_code = code; \
 578         return; \
 579 } while(0)
 580
 581 #define DCESRV_NOT_USED_ON_WIRE(__opname) \
 582 static void dcesrv_## __opname(struct dcesrv_call_state *dce_call,\
 583                                TALLOC_CTX *mem_ctx, \
 584                                struct __opname *r) \
 585 { \
 586         DCESRV_FAULT_VOID(DCERPC_FAULT_OP_RNG_ERROR); \
 587 }
 588
 589 /* a useful macro for checking the validity of a dcerpc policy handle
 590    and giving the right fault code if invalid */
 591 #define DCESRV_CHECK_HANDLE(h) do {if (!(h)) DCESRV_FAULT(DCERPC_FAULT_CONTEXT_MISMATCH); } while (0)
 592
 593 /* this checks for a valid policy handle, and gives a fault if an
 594    invalid handle or retval if the handle is of the
 595    wrong type */
 596 #define DCESRV_PULL_HANDLE_RETVAL(h, inhandle, t, retval) do { \
 597         (h) = dcesrv_handle_lookup(dce_call, (inhandle), DCESRV_HANDLE_ANY); \
 598         DCESRV_CHECK_HANDLE(h); \
 599         if ((t) != DCESRV_HANDLE_ANY && (h)->wire_handle.handle_type != (t)) { \
 600                 return retval; \
 601         } \
 602 } while (0)
 603
 604 /* this checks for a valid policy handle and gives a dcerpc fault
 605    if its the wrong type of handle */
 606 #define DCESRV_PULL_HANDLE_FAULT(h, inhandle, t) do { \
 607         (h) = dcesrv_handle_lookup(dce_call, (inhandle), t); \
 608         DCESRV_CHECK_HANDLE(h); \
 609 } while (0)
 610
 611 #define DCESRV_PULL_HANDLE(h, inhandle, t) DCESRV_PULL_HANDLE_RETVAL(h, inhandle, t, NT_STATUS_INVALID_HANDLE)
 612 #define DCESRV_PULL_HANDLE_WERR(h, inhandle, t) DCESRV_PULL_HANDLE_RETVAL(h, inhandle, t, WERR_INVALID_HANDLE)
 613
 614 /**
 615  * retrieve credentials from a dce_call
 616  */
 617 _PUBLIC_ struct cli_credentials *dcesrv_call_credentials(struct dcesrv_call_state *dce_call);
 618
 619 /**
 620  * returns true if this is an authenticated call
 621  */
 622 _PUBLIC_ bool dcesrv_call_authenticated(struct dcesrv_call_state *dce_call);
 623
 624 /**
 625  * retrieve account_name for a dce_call
 626  */
 627 _PUBLIC_ const char *dcesrv_call_account_name(struct dcesrv_call_state *dce_call);
 628
 629 /**
 630  * retrieve session_info from a dce_call
 631  */
 632 _PUBLIC_ struct auth_session_info *dcesrv_call_session_info(struct dcesrv_call_state *dce_call);
 633
 634 /**
 635  * retrieve auth type/level from a dce_call
 636  */
 637 _PUBLIC_ void dcesrv_call_auth_info(struct dcesrv_call_state *dce_call,
 638                                     enum dcerpc_AuthType *auth_type,
 639                                     enum dcerpc_AuthLevel *auth_level);
 640
 641 _PUBLIC_ NTSTATUS dcesrv_interface_bind_require_integrity(struct dcesrv_connection_context *context,
 642                                                           const struct dcesrv_interface *iface);
 643 _PUBLIC_ NTSTATUS dcesrv_interface_bind_require_privacy(struct dcesrv_connection_context *context,
 644                                                         const struct dcesrv_interface *iface);
 645 _PUBLIC_ NTSTATUS dcesrv_interface_bind_reject_connect(struct dcesrv_connection_context *context,
 646                                                        const struct dcesrv_interface *iface);
 647 _PUBLIC_ NTSTATUS dcesrv_interface_bind_allow_connect(struct dcesrv_connection_context *context,
 648                                                       const struct dcesrv_interface *iface);
 649
 650 _PUBLIC_ void dcesrv_assoc_group_common_destructor(struct dcesrv_assoc_group *assoc_group);
 651
 652 _PUBLIC_ NTSTATUS _dcesrv_iface_state_store_assoc(
 653                 struct dcesrv_call_state *call,
 654                 uint64_t magic,
 655                 void *ptr,
 656                 const char *location);
 657 #define dcesrv_iface_state_store_assoc(call, magic, ptr) \
 658         _dcesrv_iface_state_store_assoc((call), (magic), (ptr), \
 659                                         __location__)
 660 _PUBLIC_ void *_dcesrv_iface_state_find_assoc(
 661                 struct dcesrv_call_state *call,
 662                 uint64_t magic);
 663 #define dcesrv_iface_state_find_assoc(call, magic, _type) \
 664         talloc_get_type( \
 665                 _dcesrv_iface_state_find_assoc((call), (magic)), \
 666                 _type)
 667
 668 _PUBLIC_ NTSTATUS _dcesrv_iface_state_store_conn(
 669                 struct dcesrv_call_state *call,
 670                 uint64_t magic,
 671                 void *_pptr,
 672                 const char *location);
 673 #define dcesrv_iface_state_store_conn(call, magic, ptr) \
 674         _dcesrv_iface_state_store_conn((call), (magic), (ptr), \
 675                                         __location__)
 676 _PUBLIC_ void *_dcesrv_iface_state_find_conn(
 677                 struct dcesrv_call_state *call,
 678                 uint64_t magic);
 679 #define dcesrv_iface_state_find_conn(call, magic, _type) \
 680         talloc_get_type( \
 681                 _dcesrv_iface_state_find_conn((call), (magic)), \
 682                 _type)
 683
 684 _PUBLIC_ void dcesrv_cleanup_broken_connections(struct dcesrv_context *dce_ctx);
 685
 686 _PUBLIC_ NTSTATUS dcesrv_endpoint_connect(struct dcesrv_context *dce_ctx,
 687                                 TALLOC_CTX *mem_ctx,
 688                                 const struct dcesrv_endpoint *ep,
 689                                 struct auth_session_info *session_info,
 690                                 struct tevent_context *event_ctx,
 691                                 uint32_t state_flags,
 692                                 struct dcesrv_connection **_p);
 693 _PUBLIC_ NTSTATUS dcesrv_find_endpoint(struct dcesrv_context *dce_ctx,
 694                                 const struct dcerpc_binding *ep_description,
 695                                 struct dcesrv_endpoint **_out);
 696
 697 _PUBLIC_ void dcesrv_terminate_connection(struct dcesrv_connection *dce_conn,
 698                                           const char *reason);
 699 _PUBLIC_ void dcesrv_sock_report_output_data(struct dcesrv_connection *dce_conn);
 700
 701 _PUBLIC_ NTSTATUS dcesrv_connection_loop_start(struct dcesrv_connection *conn);
 702
 703 _PUBLIC_ void dcesrv_loop_next_packet(
 704         struct dcesrv_connection *dce_conn,
 705         struct ncacn_packet *pkt,
 706         DATA_BLOB buffer);
 707
 708 _PUBLIC_ NTSTATUS dcesrv_call_dispatch_local(struct dcesrv_call_state *call);
 709
 710 _PUBLIC_ const struct dcesrv_interface *find_interface_by_syntax_id(
 711         const struct dcesrv_endpoint *endpoint,
 712         const struct ndr_syntax_id *interface);
 713
 714 void _dcesrv_save_ndr_fuzz_seed(DATA_BLOB call_blob,
 715                                 struct dcesrv_call_state *call,
 716                                 ndr_flags_type flags);
 717
 718 #if DEVELOPER
 719 #define  dcesrv_save_ndr_fuzz_seed(stub, call, flags) \
 720         _dcesrv_save_ndr_fuzz_seed(stub, call, flags)
 721 #else
 722 #define  dcesrv_save_ndr_fuzz_seed(stub, call, flags) \
 723         /* */
 724 #endif
 725
 726
 727 #endif /* _LIBRPC_RPC_DCESRV_CORE_H_ */