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[RPCRT4] Sync with Wine 3.0. CORE-14225
[reactos.git] / dll / win32 / rpcrt4 / rpc_transport.c
1 /*
2 * RPC transport layer
3 *
4 * Copyright 2001 Ove Kåven, TransGaming Technologies
5 * Copyright 2003 Mike Hearn
6 * Copyright 2004 Filip Navara
7 * Copyright 2006 Mike McCormack
8 * Copyright 2006 Damjan Jovanovic
9 *
10 * This library is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU Lesser General Public
12 * License as published by the Free Software Foundation; either
13 * version 2.1 of the License, or (at your option) any later version.
14 *
15 * This library 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 GNU
18 * Lesser General Public License for more details.
19 *
20 * You should have received a copy of the GNU Lesser General Public
21 * License along with this library; if not, write to the Free Software
22 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
23 *
24 */
25
26 #include "precomp.h"
27
28 #include "ntstatus.h"
29 #define WIN32_NO_STATUS
30 #include <ws2tcpip.h>
31
32 #include <wininet.h>
33 #include <winioctl.h>
34
35 #include "epm_towers.h"
36
37 #define DEFAULT_NCACN_HTTP_TIMEOUT (60 * 1000)
38
39 #undef ARRAYSIZE
40 #define ARRAYSIZE(a) (sizeof((a)) / sizeof((a)[0]))
41
42 WINE_DEFAULT_DEBUG_CHANNEL(rpc);
43
44 #ifdef __REACTOS__ /* FIXME: Inspect */
45 BOOL WINAPI CancelIoEx(HANDLE handle, LPOVERLAPPED lpOverlapped)
46 {
47 IO_STATUS_BLOCK io_status;
48
49 NtCancelIoFile(handle, &io_status);
50 if (io_status.u.Status)
51 {
52 SetLastError( RtlNtStatusToDosError( io_status.u.Status ) );
53 return FALSE;
54 }
55 return TRUE;
56 }
57 #endif
58
59 static RpcConnection *rpcrt4_spawn_connection(RpcConnection *old_connection);
60
61 /**** ncacn_np support ****/
62
63 typedef struct _RpcConnection_np
64 {
65 RpcConnection common;
66 HANDLE pipe;
67 HANDLE listen_event;
68 char *listen_pipe;
69 IO_STATUS_BLOCK io_status;
70 HANDLE event_cache;
71 BOOL read_closed;
72 } RpcConnection_np;
73
74 static RpcConnection *rpcrt4_conn_np_alloc(void)
75 {
76 RpcConnection_np *npc = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(RpcConnection_np));
77 return &npc->common;
78 }
79
80 static HANDLE get_np_event(RpcConnection_np *connection)
81 {
82 HANDLE event = InterlockedExchangePointer(&connection->event_cache, NULL);
83 return event ? event : CreateEventW(NULL, TRUE, FALSE, NULL);
84 }
85
86 static void release_np_event(RpcConnection_np *connection, HANDLE event)
87 {
88 event = InterlockedExchangePointer(&connection->event_cache, event);
89 if (event)
90 CloseHandle(event);
91 }
92
93 static RPC_STATUS rpcrt4_conn_create_pipe(RpcConnection *conn)
94 {
95 RpcConnection_np *connection = (RpcConnection_np *) conn;
96
97 TRACE("listening on %s\n", connection->listen_pipe);
98
99 connection->pipe = CreateNamedPipeA(connection->listen_pipe, PIPE_ACCESS_DUPLEX | FILE_FLAG_OVERLAPPED,
100 PIPE_TYPE_MESSAGE | PIPE_READMODE_MESSAGE,
101 PIPE_UNLIMITED_INSTANCES,
102 RPC_MAX_PACKET_SIZE, RPC_MAX_PACKET_SIZE, 5000, NULL);
103 if (connection->pipe == INVALID_HANDLE_VALUE)
104 {
105 WARN("CreateNamedPipe failed with error %d\n", GetLastError());
106 if (GetLastError() == ERROR_FILE_EXISTS)
107 return RPC_S_DUPLICATE_ENDPOINT;
108 else
109 return RPC_S_CANT_CREATE_ENDPOINT;
110 }
111
112 return RPC_S_OK;
113 }
114
115 static RPC_STATUS rpcrt4_conn_open_pipe(RpcConnection *Connection, LPCSTR pname, BOOL wait)
116 {
117 RpcConnection_np *npc = (RpcConnection_np *) Connection;
118 HANDLE pipe;
119 DWORD err, dwMode;
120
121 TRACE("connecting to %s\n", pname);
122
123 while (TRUE) {
124 DWORD dwFlags = 0;
125 if (Connection->QOS)
126 {
127 dwFlags = SECURITY_SQOS_PRESENT;
128 switch (Connection->QOS->qos->ImpersonationType)
129 {
130 case RPC_C_IMP_LEVEL_DEFAULT:
131 /* FIXME: what to do here? */
132 break;
133 case RPC_C_IMP_LEVEL_ANONYMOUS:
134 dwFlags |= SECURITY_ANONYMOUS;
135 break;
136 case RPC_C_IMP_LEVEL_IDENTIFY:
137 dwFlags |= SECURITY_IDENTIFICATION;
138 break;
139 case RPC_C_IMP_LEVEL_IMPERSONATE:
140 dwFlags |= SECURITY_IMPERSONATION;
141 break;
142 case RPC_C_IMP_LEVEL_DELEGATE:
143 dwFlags |= SECURITY_DELEGATION;
144 break;
145 }
146 if (Connection->QOS->qos->IdentityTracking == RPC_C_QOS_IDENTITY_DYNAMIC)
147 dwFlags |= SECURITY_CONTEXT_TRACKING;
148 }
149 pipe = CreateFileA(pname, GENERIC_READ|GENERIC_WRITE, 0, NULL,
150 OPEN_EXISTING, dwFlags | FILE_FLAG_OVERLAPPED, 0);
151 if (pipe != INVALID_HANDLE_VALUE) break;
152 err = GetLastError();
153 if (err == ERROR_PIPE_BUSY) {
154 if (WaitNamedPipeA(pname, NMPWAIT_USE_DEFAULT_WAIT)) {
155 TRACE("retrying busy server\n");
156 continue;
157 }
158 TRACE("connection failed, error=%x\n", err);
159 return RPC_S_SERVER_TOO_BUSY;
160 }
161 if (!wait || !WaitNamedPipeA(pname, NMPWAIT_WAIT_FOREVER)) {
162 err = GetLastError();
163 WARN("connection failed, error=%x\n", err);
164 return RPC_S_SERVER_UNAVAILABLE;
165 }
166 }
167
168 /* success */
169 /* pipe is connected; change to message-read mode. */
170 dwMode = PIPE_READMODE_MESSAGE;
171 SetNamedPipeHandleState(pipe, &dwMode, NULL, NULL);
172 npc->pipe = pipe;
173
174 return RPC_S_OK;
175 }
176
177 static char *ncalrpc_pipe_name(const char *endpoint)
178 {
179 static const char prefix[] = "\\\\.\\pipe\\lrpc\\";
180 char *pipe_name;
181
182 /* protseq=ncalrpc: supposed to use NT LPC ports,
183 * but we'll implement it with named pipes for now */
184 pipe_name = I_RpcAllocate(sizeof(prefix) + strlen(endpoint));
185 strcat(strcpy(pipe_name, prefix), endpoint);
186 return pipe_name;
187 }
188
189 static RPC_STATUS rpcrt4_ncalrpc_open(RpcConnection* Connection)
190 {
191 RpcConnection_np *npc = (RpcConnection_np *) Connection;
192 RPC_STATUS r;
193 LPSTR pname;
194
195 /* already connected? */
196 if (npc->pipe)
197 return RPC_S_OK;
198
199 pname = ncalrpc_pipe_name(Connection->Endpoint);
200 r = rpcrt4_conn_open_pipe(Connection, pname, TRUE);
201 I_RpcFree(pname);
202
203 return r;
204 }
205
206 static RPC_STATUS rpcrt4_protseq_ncalrpc_open_endpoint(RpcServerProtseq* protseq, const char *endpoint)
207 {
208 RPC_STATUS r;
209 RpcConnection *Connection;
210 char generated_endpoint[22];
211
212 if (!endpoint)
213 {
214 static LONG lrpc_nameless_id;
215 DWORD process_id = GetCurrentProcessId();
216 ULONG id = InterlockedIncrement(&lrpc_nameless_id);
217 snprintf(generated_endpoint, sizeof(generated_endpoint),
218 "LRPC%08x.%08x", process_id, id);
219 endpoint = generated_endpoint;
220 }
221
222 r = RPCRT4_CreateConnection(&Connection, TRUE, protseq->Protseq, NULL,
223 endpoint, NULL, NULL, NULL, NULL);
224 if (r != RPC_S_OK)
225 return r;
226
227 ((RpcConnection_np*)Connection)->listen_pipe = ncalrpc_pipe_name(Connection->Endpoint);
228 r = rpcrt4_conn_create_pipe(Connection);
229
230 EnterCriticalSection(&protseq->cs);
231 list_add_head(&protseq->listeners, &Connection->protseq_entry);
232 Connection->protseq = protseq;
233 LeaveCriticalSection(&protseq->cs);
234
235 return r;
236 }
237
238 static char *ncacn_pipe_name(const char *endpoint)
239 {
240 static const char prefix[] = "\\\\.";
241 char *pipe_name;
242
243 /* protseq=ncacn_np: named pipes */
244 pipe_name = I_RpcAllocate(sizeof(prefix) + strlen(endpoint));
245 strcat(strcpy(pipe_name, prefix), endpoint);
246 return pipe_name;
247 }
248
249 static RPC_STATUS rpcrt4_ncacn_np_open(RpcConnection* Connection)
250 {
251 RpcConnection_np *npc = (RpcConnection_np *) Connection;
252 RPC_STATUS r;
253 LPSTR pname;
254
255 /* already connected? */
256 if (npc->pipe)
257 return RPC_S_OK;
258
259 pname = ncacn_pipe_name(Connection->Endpoint);
260 r = rpcrt4_conn_open_pipe(Connection, pname, FALSE);
261 I_RpcFree(pname);
262
263 return r;
264 }
265
266 static RPC_STATUS rpcrt4_protseq_ncacn_np_open_endpoint(RpcServerProtseq *protseq, const char *endpoint)
267 {
268 RPC_STATUS r;
269 RpcConnection *Connection;
270 char generated_endpoint[26];
271
272 if (!endpoint)
273 {
274 static LONG np_nameless_id;
275 DWORD process_id = GetCurrentProcessId();
276 ULONG id = InterlockedExchangeAdd(&np_nameless_id, 1 );
277 snprintf(generated_endpoint, sizeof(generated_endpoint),
278 "\\\\pipe\\\\%08x.%03x", process_id, id);
279 endpoint = generated_endpoint;
280 }
281
282 r = RPCRT4_CreateConnection(&Connection, TRUE, protseq->Protseq, NULL,
283 endpoint, NULL, NULL, NULL, NULL);
284 if (r != RPC_S_OK)
285 return r;
286
287 ((RpcConnection_np*)Connection)->listen_pipe = ncacn_pipe_name(Connection->Endpoint);
288 r = rpcrt4_conn_create_pipe(Connection);
289
290 EnterCriticalSection(&protseq->cs);
291 list_add_head(&protseq->listeners, &Connection->protseq_entry);
292 Connection->protseq = protseq;
293 LeaveCriticalSection(&protseq->cs);
294
295 return r;
296 }
297
298 static void rpcrt4_conn_np_handoff(RpcConnection_np *old_npc, RpcConnection_np *new_npc)
299 {
300 /* because of the way named pipes work, we'll transfer the connected pipe
301 * to the child, then reopen the server binding to continue listening */
302
303 new_npc->pipe = old_npc->pipe;
304 old_npc->pipe = 0;
305 assert(!old_npc->listen_event);
306 }
307
308 static RPC_STATUS rpcrt4_ncacn_np_handoff(RpcConnection *old_conn, RpcConnection *new_conn)
309 {
310 DWORD len = MAX_COMPUTERNAME_LENGTH + 1;
311 RPC_STATUS status;
312
313 rpcrt4_conn_np_handoff((RpcConnection_np *)old_conn, (RpcConnection_np *)new_conn);
314 status = rpcrt4_conn_create_pipe(old_conn);
315
316 /* Store the local computer name as the NetworkAddr for ncacn_np as long as
317 * we don't support named pipes over the network. */
318 new_conn->NetworkAddr = HeapAlloc(GetProcessHeap(), 0, len);
319 if (!GetComputerNameA(new_conn->NetworkAddr, &len))
320 {
321 ERR("Failed to retrieve the computer name, error %u\n", GetLastError());
322 return RPC_S_OUT_OF_RESOURCES;
323 }
324
325 return status;
326 }
327
328 static RPC_STATUS is_pipe_listening(const char *pipe_name)
329 {
330 return WaitNamedPipeA(pipe_name, 1) ? RPC_S_OK : RPC_S_NOT_LISTENING;
331 }
332
333 static RPC_STATUS rpcrt4_ncacn_np_is_server_listening(const char *endpoint)
334 {
335 char *pipe_name;
336 RPC_STATUS status;
337
338 pipe_name = ncacn_pipe_name(endpoint);
339 status = is_pipe_listening(pipe_name);
340 I_RpcFree(pipe_name);
341 return status;
342 }
343
344 static RPC_STATUS rpcrt4_ncalrpc_np_is_server_listening(const char *endpoint)
345 {
346 char *pipe_name;
347 RPC_STATUS status;
348
349 pipe_name = ncalrpc_pipe_name(endpoint);
350 status = is_pipe_listening(pipe_name);
351 I_RpcFree(pipe_name);
352 return status;
353 }
354
355 static RPC_STATUS rpcrt4_ncalrpc_handoff(RpcConnection *old_conn, RpcConnection *new_conn)
356 {
357 DWORD len = MAX_COMPUTERNAME_LENGTH + 1;
358 RPC_STATUS status;
359
360 TRACE("%s\n", old_conn->Endpoint);
361
362 rpcrt4_conn_np_handoff((RpcConnection_np *)old_conn, (RpcConnection_np *)new_conn);
363 status = rpcrt4_conn_create_pipe(old_conn);
364
365 /* Store the local computer name as the NetworkAddr for ncalrpc. */
366 new_conn->NetworkAddr = HeapAlloc(GetProcessHeap(), 0, len);
367 if (!GetComputerNameA(new_conn->NetworkAddr, &len))
368 {
369 ERR("Failed to retrieve the computer name, error %u\n", GetLastError());
370 return RPC_S_OUT_OF_RESOURCES;
371 }
372
373 return status;
374 }
375
376 static int rpcrt4_conn_np_read(RpcConnection *conn, void *buffer, unsigned int count)
377 {
378 RpcConnection_np *connection = (RpcConnection_np *) conn;
379 HANDLE event;
380 NTSTATUS status;
381
382 event = get_np_event(connection);
383 if (!event)
384 return -1;
385
386 if (connection->read_closed)
387 status = STATUS_CANCELLED;
388 else
389 status = NtReadFile(connection->pipe, event, NULL, NULL, &connection->io_status, buffer, count, NULL, NULL);
390 if (status == STATUS_PENDING)
391 {
392 /* check read_closed again before waiting to avoid a race */
393 if (connection->read_closed)
394 {
395 IO_STATUS_BLOCK io_status;
396 #ifdef __REACTOS__ /* FIXME: We should also cancel I/O for other threads */
397 NtCancelIoFile(connection->pipe, &io_status);
398 #else
399 NtCancelIoFileEx(connection->pipe, &connection->io_status, &io_status);
400 #endif
401 }
402 WaitForSingleObject(event, INFINITE);
403 status = connection->io_status.u.Status;
404 }
405 release_np_event(connection, event);
406 return status && status != STATUS_BUFFER_OVERFLOW ? -1 : connection->io_status.Information;
407 }
408
409 static int rpcrt4_conn_np_write(RpcConnection *conn, const void *buffer, unsigned int count)
410 {
411 RpcConnection_np *connection = (RpcConnection_np *) conn;
412 IO_STATUS_BLOCK io_status;
413 HANDLE event;
414 NTSTATUS status;
415
416 event = get_np_event(connection);
417 if (!event)
418 return -1;
419
420 status = NtWriteFile(connection->pipe, event, NULL, NULL, &io_status, buffer, count, NULL, NULL);
421 if (status == STATUS_PENDING)
422 {
423 WaitForSingleObject(event, INFINITE);
424 status = io_status.u.Status;
425 }
426 release_np_event(connection, event);
427 if (status)
428 return -1;
429
430 assert(io_status.Information == count);
431 return count;
432 }
433
434 static int rpcrt4_conn_np_close(RpcConnection *conn)
435 {
436 RpcConnection_np *connection = (RpcConnection_np *) conn;
437 if (connection->pipe)
438 {
439 FlushFileBuffers(connection->pipe);
440 CloseHandle(connection->pipe);
441 connection->pipe = 0;
442 }
443 if (connection->listen_event)
444 {
445 CloseHandle(connection->listen_event);
446 connection->listen_event = 0;
447 }
448 if (connection->event_cache)
449 {
450 CloseHandle(connection->event_cache);
451 connection->event_cache = 0;
452 }
453 return 0;
454 }
455
456 static void rpcrt4_conn_np_close_read(RpcConnection *conn)
457 {
458 RpcConnection_np *connection = (RpcConnection_np*)conn;
459 IO_STATUS_BLOCK io_status;
460
461 connection->read_closed = TRUE;
462 #ifdef __REACTOS__ /* FIXME: We should also cancel I/O for other threads */
463 NtCancelIoFile(connection->pipe, &io_status);
464 #else
465 NtCancelIoFileEx(connection->pipe, &connection->io_status, &io_status);
466 #endif
467 }
468
469 static void rpcrt4_conn_np_cancel_call(RpcConnection *conn)
470 {
471 RpcConnection_np *connection = (RpcConnection_np *)conn;
472 CancelIoEx(connection->pipe, NULL);
473 }
474
475 static int rpcrt4_conn_np_wait_for_incoming_data(RpcConnection *Connection)
476 {
477 /* FIXME: implement when named pipe writes use overlapped I/O */
478 return -1;
479 }
480
481 static size_t rpcrt4_ncacn_np_get_top_of_tower(unsigned char *tower_data,
482 const char *networkaddr,
483 const char *endpoint)
484 {
485 twr_empty_floor_t *smb_floor;
486 twr_empty_floor_t *nb_floor;
487 size_t size;
488 size_t networkaddr_size;
489 size_t endpoint_size;
490
491 TRACE("(%p, %s, %s)\n", tower_data, networkaddr, endpoint);
492
493 networkaddr_size = networkaddr ? strlen(networkaddr) + 1 : 1;
494 endpoint_size = endpoint ? strlen(endpoint) + 1 : 1;
495 size = sizeof(*smb_floor) + endpoint_size + sizeof(*nb_floor) + networkaddr_size;
496
497 if (!tower_data)
498 return size;
499
500 smb_floor = (twr_empty_floor_t *)tower_data;
501
502 tower_data += sizeof(*smb_floor);
503
504 smb_floor->count_lhs = sizeof(smb_floor->protid);
505 smb_floor->protid = EPM_PROTOCOL_SMB;
506 smb_floor->count_rhs = endpoint_size;
507
508 if (endpoint)
509 memcpy(tower_data, endpoint, endpoint_size);
510 else
511 tower_data[0] = 0;
512 tower_data += endpoint_size;
513
514 nb_floor = (twr_empty_floor_t *)tower_data;
515
516 tower_data += sizeof(*nb_floor);
517
518 nb_floor->count_lhs = sizeof(nb_floor->protid);
519 nb_floor->protid = EPM_PROTOCOL_NETBIOS;
520 nb_floor->count_rhs = networkaddr_size;
521
522 if (networkaddr)
523 memcpy(tower_data, networkaddr, networkaddr_size);
524 else
525 tower_data[0] = 0;
526
527 return size;
528 }
529
530 static RPC_STATUS rpcrt4_ncacn_np_parse_top_of_tower(const unsigned char *tower_data,
531 size_t tower_size,
532 char **networkaddr,
533 char **endpoint)
534 {
535 const twr_empty_floor_t *smb_floor = (const twr_empty_floor_t *)tower_data;
536 const twr_empty_floor_t *nb_floor;
537
538 TRACE("(%p, %d, %p, %p)\n", tower_data, (int)tower_size, networkaddr, endpoint);
539
540 if (tower_size < sizeof(*smb_floor))
541 return EPT_S_NOT_REGISTERED;
542
543 tower_data += sizeof(*smb_floor);
544 tower_size -= sizeof(*smb_floor);
545
546 if ((smb_floor->count_lhs != sizeof(smb_floor->protid)) ||
547 (smb_floor->protid != EPM_PROTOCOL_SMB) ||
548 (smb_floor->count_rhs > tower_size) ||
549 (tower_data[smb_floor->count_rhs - 1] != '\0'))
550 return EPT_S_NOT_REGISTERED;
551
552 if (endpoint)
553 {
554 *endpoint = I_RpcAllocate(smb_floor->count_rhs);
555 if (!*endpoint)
556 return RPC_S_OUT_OF_RESOURCES;
557 memcpy(*endpoint, tower_data, smb_floor->count_rhs);
558 }
559 tower_data += smb_floor->count_rhs;
560 tower_size -= smb_floor->count_rhs;
561
562 if (tower_size < sizeof(*nb_floor))
563 return EPT_S_NOT_REGISTERED;
564
565 nb_floor = (const twr_empty_floor_t *)tower_data;
566
567 tower_data += sizeof(*nb_floor);
568 tower_size -= sizeof(*nb_floor);
569
570 if ((nb_floor->count_lhs != sizeof(nb_floor->protid)) ||
571 (nb_floor->protid != EPM_PROTOCOL_NETBIOS) ||
572 (nb_floor->count_rhs > tower_size) ||
573 (tower_data[nb_floor->count_rhs - 1] != '\0'))
574 return EPT_S_NOT_REGISTERED;
575
576 if (networkaddr)
577 {
578 *networkaddr = I_RpcAllocate(nb_floor->count_rhs);
579 if (!*networkaddr)
580 {
581 if (endpoint)
582 {
583 I_RpcFree(*endpoint);
584 *endpoint = NULL;
585 }
586 return RPC_S_OUT_OF_RESOURCES;
587 }
588 memcpy(*networkaddr, tower_data, nb_floor->count_rhs);
589 }
590
591 return RPC_S_OK;
592 }
593
594 static RPC_STATUS rpcrt4_conn_np_impersonate_client(RpcConnection *conn)
595 {
596 RpcConnection_np *npc = (RpcConnection_np *)conn;
597 BOOL ret;
598
599 TRACE("(%p)\n", conn);
600
601 if (conn->AuthInfo && SecIsValidHandle(&conn->ctx))
602 return RPCRT4_default_impersonate_client(conn);
603
604 ret = ImpersonateNamedPipeClient(npc->pipe);
605 if (!ret)
606 {
607 DWORD error = GetLastError();
608 WARN("ImpersonateNamedPipeClient failed with error %u\n", error);
609 switch (error)
610 {
611 case ERROR_CANNOT_IMPERSONATE:
612 return RPC_S_NO_CONTEXT_AVAILABLE;
613 }
614 }
615 return RPC_S_OK;
616 }
617
618 static RPC_STATUS rpcrt4_conn_np_revert_to_self(RpcConnection *conn)
619 {
620 BOOL ret;
621
622 TRACE("(%p)\n", conn);
623
624 if (conn->AuthInfo && SecIsValidHandle(&conn->ctx))
625 return RPCRT4_default_revert_to_self(conn);
626
627 ret = RevertToSelf();
628 if (!ret)
629 {
630 WARN("RevertToSelf failed with error %u\n", GetLastError());
631 return RPC_S_NO_CONTEXT_AVAILABLE;
632 }
633 return RPC_S_OK;
634 }
635
636 typedef struct _RpcServerProtseq_np
637 {
638 RpcServerProtseq common;
639 HANDLE mgr_event;
640 } RpcServerProtseq_np;
641
642 static RpcServerProtseq *rpcrt4_protseq_np_alloc(void)
643 {
644 RpcServerProtseq_np *ps = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*ps));
645 if (ps)
646 ps->mgr_event = CreateEventW(NULL, FALSE, FALSE, NULL);
647 return &ps->common;
648 }
649
650 static void rpcrt4_protseq_np_signal_state_changed(RpcServerProtseq *protseq)
651 {
652 RpcServerProtseq_np *npps = CONTAINING_RECORD(protseq, RpcServerProtseq_np, common);
653 SetEvent(npps->mgr_event);
654 }
655
656 static void *rpcrt4_protseq_np_get_wait_array(RpcServerProtseq *protseq, void *prev_array, unsigned int *count)
657 {
658 HANDLE *objs = prev_array;
659 RpcConnection_np *conn;
660 RpcServerProtseq_np *npps = CONTAINING_RECORD(protseq, RpcServerProtseq_np, common);
661
662 EnterCriticalSection(&protseq->cs);
663
664 /* open and count connections */
665 *count = 1;
666 LIST_FOR_EACH_ENTRY(conn, &protseq->listeners, RpcConnection_np, common.protseq_entry)
667 {
668 if (!conn->pipe && rpcrt4_conn_create_pipe(&conn->common) != RPC_S_OK)
669 continue;
670 if (!conn->listen_event)
671 {
672 NTSTATUS status;
673 HANDLE event;
674
675 event = get_np_event(conn);
676 if (!event)
677 continue;
678
679 status = NtFsControlFile(conn->pipe, event, NULL, NULL, &conn->io_status, FSCTL_PIPE_LISTEN, NULL, 0, NULL, 0);
680 switch (status)
681 {
682 case STATUS_SUCCESS:
683 case STATUS_PIPE_CONNECTED:
684 conn->io_status.u.Status = status;
685 SetEvent(event);
686 break;
687 case STATUS_PENDING:
688 break;
689 default:
690 ERR("pipe listen error %x\n", status);
691 continue;
692 }
693
694 conn->listen_event = event;
695 }
696 (*count)++;
697 }
698
699 /* make array of connections */
700 if (objs)
701 objs = HeapReAlloc(GetProcessHeap(), 0, objs, *count*sizeof(HANDLE));
702 else
703 objs = HeapAlloc(GetProcessHeap(), 0, *count*sizeof(HANDLE));
704 if (!objs)
705 {
706 ERR("couldn't allocate objs\n");
707 LeaveCriticalSection(&protseq->cs);
708 return NULL;
709 }
710
711 objs[0] = npps->mgr_event;
712 *count = 1;
713 LIST_FOR_EACH_ENTRY(conn, &protseq->listeners, RpcConnection_np, common.protseq_entry)
714 {
715 if (conn->listen_event)
716 objs[(*count)++] = conn->listen_event;
717 }
718 LeaveCriticalSection(&protseq->cs);
719 return objs;
720 }
721
722 static void rpcrt4_protseq_np_free_wait_array(RpcServerProtseq *protseq, void *array)
723 {
724 HeapFree(GetProcessHeap(), 0, array);
725 }
726
727 static int rpcrt4_protseq_np_wait_for_new_connection(RpcServerProtseq *protseq, unsigned int count, void *wait_array)
728 {
729 HANDLE b_handle;
730 HANDLE *objs = wait_array;
731 DWORD res;
732 RpcConnection *cconn = NULL;
733 RpcConnection_np *conn;
734
735 if (!objs)
736 return -1;
737
738 do
739 {
740 /* an alertable wait isn't strictly necessary, but due to our
741 * overlapped I/O implementation in Wine we need to free some memory
742 * by the file user APC being called, even if no completion routine was
743 * specified at the time of starting the async operation */
744 res = WaitForMultipleObjectsEx(count, objs, FALSE, INFINITE, TRUE);
745 } while (res == WAIT_IO_COMPLETION);
746
747 if (res == WAIT_OBJECT_0)
748 return 0;
749 else if (res == WAIT_FAILED)
750 {
751 ERR("wait failed with error %d\n", GetLastError());
752 return -1;
753 }
754 else
755 {
756 b_handle = objs[res - WAIT_OBJECT_0];
757 /* find which connection got a RPC */
758 EnterCriticalSection(&protseq->cs);
759 LIST_FOR_EACH_ENTRY(conn, &protseq->listeners, RpcConnection_np, common.protseq_entry)
760 {
761 if (b_handle == conn->listen_event)
762 {
763 release_np_event(conn, conn->listen_event);
764 conn->listen_event = NULL;
765 if (conn->io_status.u.Status == STATUS_SUCCESS || conn->io_status.u.Status == STATUS_PIPE_CONNECTED)
766 cconn = rpcrt4_spawn_connection(&conn->common);
767 else
768 ERR("listen failed %x\n", conn->io_status.u.Status);
769 break;
770 }
771 }
772 LeaveCriticalSection(&protseq->cs);
773 if (!cconn)
774 {
775 ERR("failed to locate connection for handle %p\n", b_handle);
776 return -1;
777 }
778 RPCRT4_new_client(cconn);
779 return 1;
780 }
781 }
782
783 static size_t rpcrt4_ncalrpc_get_top_of_tower(unsigned char *tower_data,
784 const char *networkaddr,
785 const char *endpoint)
786 {
787 twr_empty_floor_t *pipe_floor;
788 size_t size;
789 size_t endpoint_size;
790
791 TRACE("(%p, %s, %s)\n", tower_data, networkaddr, endpoint);
792
793 endpoint_size = strlen(endpoint) + 1;
794 size = sizeof(*pipe_floor) + endpoint_size;
795
796 if (!tower_data)
797 return size;
798
799 pipe_floor = (twr_empty_floor_t *)tower_data;
800
801 tower_data += sizeof(*pipe_floor);
802
803 pipe_floor->count_lhs = sizeof(pipe_floor->protid);
804 pipe_floor->protid = EPM_PROTOCOL_PIPE;
805 pipe_floor->count_rhs = endpoint_size;
806
807 memcpy(tower_data, endpoint, endpoint_size);
808
809 return size;
810 }
811
812 static RPC_STATUS rpcrt4_ncalrpc_parse_top_of_tower(const unsigned char *tower_data,
813 size_t tower_size,
814 char **networkaddr,
815 char **endpoint)
816 {
817 const twr_empty_floor_t *pipe_floor = (const twr_empty_floor_t *)tower_data;
818
819 TRACE("(%p, %d, %p, %p)\n", tower_data, (int)tower_size, networkaddr, endpoint);
820
821 if (tower_size < sizeof(*pipe_floor))
822 return EPT_S_NOT_REGISTERED;
823
824 tower_data += sizeof(*pipe_floor);
825 tower_size -= sizeof(*pipe_floor);
826
827 if ((pipe_floor->count_lhs != sizeof(pipe_floor->protid)) ||
828 (pipe_floor->protid != EPM_PROTOCOL_PIPE) ||
829 (pipe_floor->count_rhs > tower_size) ||
830 (tower_data[pipe_floor->count_rhs - 1] != '\0'))
831 return EPT_S_NOT_REGISTERED;
832
833 if (networkaddr)
834 *networkaddr = NULL;
835
836 if (endpoint)
837 {
838 *endpoint = I_RpcAllocate(pipe_floor->count_rhs);
839 if (!*endpoint)
840 return RPC_S_OUT_OF_RESOURCES;
841 memcpy(*endpoint, tower_data, pipe_floor->count_rhs);
842 }
843
844 return RPC_S_OK;
845 }
846
847 static BOOL rpcrt4_ncalrpc_is_authorized(RpcConnection *conn)
848 {
849 return FALSE;
850 }
851
852 static RPC_STATUS rpcrt4_ncalrpc_authorize(RpcConnection *conn, BOOL first_time,
853 unsigned char *in_buffer,
854 unsigned int in_size,
855 unsigned char *out_buffer,
856 unsigned int *out_size)
857 {
858 /* since this protocol is local to the machine there is no need to
859 * authenticate the caller */
860 *out_size = 0;
861 return RPC_S_OK;
862 }
863
864 static RPC_STATUS rpcrt4_ncalrpc_secure_packet(RpcConnection *conn,
865 enum secure_packet_direction dir,
866 RpcPktHdr *hdr, unsigned int hdr_size,
867 unsigned char *stub_data, unsigned int stub_data_size,
868 RpcAuthVerifier *auth_hdr,
869 unsigned char *auth_value, unsigned int auth_value_size)
870 {
871 /* since this protocol is local to the machine there is no need to secure
872 * the packet */
873 return RPC_S_OK;
874 }
875
876 static RPC_STATUS rpcrt4_ncalrpc_inquire_auth_client(
877 RpcConnection *conn, RPC_AUTHZ_HANDLE *privs, RPC_WSTR *server_princ_name,
878 ULONG *authn_level, ULONG *authn_svc, ULONG *authz_svc, ULONG flags)
879 {
880 TRACE("(%p, %p, %p, %p, %p, %p, 0x%x)\n", conn, privs,
881 server_princ_name, authn_level, authn_svc, authz_svc, flags);
882
883 if (privs)
884 {
885 FIXME("privs not implemented\n");
886 *privs = NULL;
887 }
888 if (server_princ_name)
889 {
890 FIXME("server_princ_name not implemented\n");
891 *server_princ_name = NULL;
892 }
893 if (authn_level) *authn_level = RPC_C_AUTHN_LEVEL_PKT_PRIVACY;
894 if (authn_svc) *authn_svc = RPC_C_AUTHN_WINNT;
895 if (authz_svc)
896 {
897 FIXME("authorization service not implemented\n");
898 *authz_svc = RPC_C_AUTHZ_NONE;
899 }
900 if (flags)
901 FIXME("flags 0x%x not implemented\n", flags);
902
903 return RPC_S_OK;
904 }
905
906 /**** ncacn_ip_tcp support ****/
907
908 static size_t rpcrt4_ip_tcp_get_top_of_tower(unsigned char *tower_data,
909 const char *networkaddr,
910 unsigned char tcp_protid,
911 const char *endpoint)
912 {
913 twr_tcp_floor_t *tcp_floor;
914 twr_ipv4_floor_t *ipv4_floor;
915 struct addrinfo *ai;
916 struct addrinfo hints;
917 int ret;
918 size_t size = sizeof(*tcp_floor) + sizeof(*ipv4_floor);
919
920 TRACE("(%p, %s, %s)\n", tower_data, networkaddr, endpoint);
921
922 if (!tower_data)
923 return size;
924
925 tcp_floor = (twr_tcp_floor_t *)tower_data;
926 tower_data += sizeof(*tcp_floor);
927
928 ipv4_floor = (twr_ipv4_floor_t *)tower_data;
929
930 tcp_floor->count_lhs = sizeof(tcp_floor->protid);
931 tcp_floor->protid = tcp_protid;
932 tcp_floor->count_rhs = sizeof(tcp_floor->port);
933
934 ipv4_floor->count_lhs = sizeof(ipv4_floor->protid);
935 ipv4_floor->protid = EPM_PROTOCOL_IP;
936 ipv4_floor->count_rhs = sizeof(ipv4_floor->ipv4addr);
937
938 hints.ai_flags = AI_NUMERICHOST;
939 /* FIXME: only support IPv4 at the moment. how is IPv6 represented by the EPM? */
940 hints.ai_family = PF_INET;
941 hints.ai_socktype = SOCK_STREAM;
942 hints.ai_protocol = IPPROTO_TCP;
943 hints.ai_addrlen = 0;
944 hints.ai_addr = NULL;
945 hints.ai_canonname = NULL;
946 hints.ai_next = NULL;
947
948 ret = getaddrinfo(networkaddr, endpoint, &hints, &ai);
949 if (ret)
950 {
951 ret = getaddrinfo("0.0.0.0", endpoint, &hints, &ai);
952 if (ret)
953 {
954 ERR("getaddrinfo failed: %s\n", gai_strerror(ret));
955 return 0;
956 }
957 }
958
959 if (ai->ai_family == PF_INET)
960 {
961 const struct sockaddr_in *sin = (const struct sockaddr_in *)ai->ai_addr;
962 tcp_floor->port = sin->sin_port;
963 ipv4_floor->ipv4addr = sin->sin_addr.s_addr;
964 }
965 else
966 {
967 ERR("unexpected protocol family %d\n", ai->ai_family);
968 freeaddrinfo(ai);
969 return 0;
970 }
971
972 freeaddrinfo(ai);
973
974 return size;
975 }
976
977 static RPC_STATUS rpcrt4_ip_tcp_parse_top_of_tower(const unsigned char *tower_data,
978 size_t tower_size,
979 char **networkaddr,
980 unsigned char tcp_protid,
981 char **endpoint)
982 {
983 const twr_tcp_floor_t *tcp_floor = (const twr_tcp_floor_t *)tower_data;
984 const twr_ipv4_floor_t *ipv4_floor;
985 struct in_addr in_addr;
986
987 TRACE("(%p, %d, %p, %p)\n", tower_data, (int)tower_size, networkaddr, endpoint);
988
989 if (tower_size < sizeof(*tcp_floor))
990 return EPT_S_NOT_REGISTERED;
991
992 tower_data += sizeof(*tcp_floor);
993 tower_size -= sizeof(*tcp_floor);
994
995 if (tower_size < sizeof(*ipv4_floor))
996 return EPT_S_NOT_REGISTERED;
997
998 ipv4_floor = (const twr_ipv4_floor_t *)tower_data;
999
1000 if ((tcp_floor->count_lhs != sizeof(tcp_floor->protid)) ||
1001 (tcp_floor->protid != tcp_protid) ||
1002 (tcp_floor->count_rhs != sizeof(tcp_floor->port)) ||
1003 (ipv4_floor->count_lhs != sizeof(ipv4_floor->protid)) ||
1004 (ipv4_floor->protid != EPM_PROTOCOL_IP) ||
1005 (ipv4_floor->count_rhs != sizeof(ipv4_floor->ipv4addr)))
1006 return EPT_S_NOT_REGISTERED;
1007
1008 if (endpoint)
1009 {
1010 *endpoint = I_RpcAllocate(6 /* sizeof("65535") + 1 */);
1011 if (!*endpoint)
1012 return RPC_S_OUT_OF_RESOURCES;
1013 sprintf(*endpoint, "%u", ntohs(tcp_floor->port));
1014 }
1015
1016 if (networkaddr)
1017 {
1018 *networkaddr = I_RpcAllocate(INET_ADDRSTRLEN);
1019 if (!*networkaddr)
1020 {
1021 if (endpoint)
1022 {
1023 I_RpcFree(*endpoint);
1024 *endpoint = NULL;
1025 }
1026 return RPC_S_OUT_OF_RESOURCES;
1027 }
1028 in_addr.s_addr = ipv4_floor->ipv4addr;
1029 if (!inet_ntop(AF_INET, &in_addr, *networkaddr, INET_ADDRSTRLEN))
1030 {
1031 ERR("inet_ntop: %u\n", WSAGetLastError());
1032 I_RpcFree(*networkaddr);
1033 *networkaddr = NULL;
1034 if (endpoint)
1035 {
1036 I_RpcFree(*endpoint);
1037 *endpoint = NULL;
1038 }
1039 return EPT_S_NOT_REGISTERED;
1040 }
1041 }
1042
1043 return RPC_S_OK;
1044 }
1045
1046 typedef struct _RpcConnection_tcp
1047 {
1048 RpcConnection common;
1049 int sock;
1050 HANDLE sock_event;
1051 HANDLE cancel_event;
1052 } RpcConnection_tcp;
1053
1054 static BOOL rpcrt4_sock_wait_init(RpcConnection_tcp *tcpc)
1055 {
1056 static BOOL wsa_inited;
1057 if (!wsa_inited)
1058 {
1059 WSADATA wsadata;
1060 WSAStartup(MAKEWORD(2, 2), &wsadata);
1061 /* Note: WSAStartup can be called more than once so we don't bother with
1062 * making accesses to wsa_inited thread-safe */
1063 wsa_inited = TRUE;
1064 }
1065 tcpc->sock_event = CreateEventW(NULL, FALSE, FALSE, NULL);
1066 tcpc->cancel_event = CreateEventW(NULL, FALSE, FALSE, NULL);
1067 if (!tcpc->sock_event || !tcpc->cancel_event)
1068 {
1069 ERR("event creation failed\n");
1070 if (tcpc->sock_event) CloseHandle(tcpc->sock_event);
1071 return FALSE;
1072 }
1073 return TRUE;
1074 }
1075
1076 static BOOL rpcrt4_sock_wait_for_recv(RpcConnection_tcp *tcpc)
1077 {
1078 HANDLE wait_handles[2];
1079 DWORD res;
1080 if (WSAEventSelect(tcpc->sock, tcpc->sock_event, FD_READ | FD_CLOSE) == SOCKET_ERROR)
1081 {
1082 ERR("WSAEventSelect() failed with error %d\n", WSAGetLastError());
1083 return FALSE;
1084 }
1085 wait_handles[0] = tcpc->sock_event;
1086 wait_handles[1] = tcpc->cancel_event;
1087 res = WaitForMultipleObjects(2, wait_handles, FALSE, INFINITE);
1088 switch (res)
1089 {
1090 case WAIT_OBJECT_0:
1091 return TRUE;
1092 case WAIT_OBJECT_0 + 1:
1093 return FALSE;
1094 default:
1095 ERR("WaitForMultipleObjects() failed with error %d\n", GetLastError());
1096 return FALSE;
1097 }
1098 }
1099
1100 static BOOL rpcrt4_sock_wait_for_send(RpcConnection_tcp *tcpc)
1101 {
1102 DWORD res;
1103 if (WSAEventSelect(tcpc->sock, tcpc->sock_event, FD_WRITE | FD_CLOSE) == SOCKET_ERROR)
1104 {
1105 ERR("WSAEventSelect() failed with error %d\n", WSAGetLastError());
1106 return FALSE;
1107 }
1108 res = WaitForSingleObject(tcpc->sock_event, INFINITE);
1109 switch (res)
1110 {
1111 case WAIT_OBJECT_0:
1112 return TRUE;
1113 default:
1114 ERR("WaitForMultipleObjects() failed with error %d\n", GetLastError());
1115 return FALSE;
1116 }
1117 }
1118
1119 static RpcConnection *rpcrt4_conn_tcp_alloc(void)
1120 {
1121 RpcConnection_tcp *tcpc;
1122 tcpc = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(RpcConnection_tcp));
1123 if (tcpc == NULL)
1124 return NULL;
1125 tcpc->sock = -1;
1126 if (!rpcrt4_sock_wait_init(tcpc))
1127 {
1128 HeapFree(GetProcessHeap(), 0, tcpc);
1129 return NULL;
1130 }
1131 return &tcpc->common;
1132 }
1133
1134 static RPC_STATUS rpcrt4_ncacn_ip_tcp_open(RpcConnection* Connection)
1135 {
1136 RpcConnection_tcp *tcpc = (RpcConnection_tcp *) Connection;
1137 int sock;
1138 int ret;
1139 struct addrinfo *ai;
1140 struct addrinfo *ai_cur;
1141 struct addrinfo hints;
1142
1143 TRACE("(%s, %s)\n", Connection->NetworkAddr, Connection->Endpoint);
1144
1145 if (tcpc->sock != -1)
1146 return RPC_S_OK;
1147
1148 hints.ai_flags = 0;
1149 hints.ai_family = PF_UNSPEC;
1150 hints.ai_socktype = SOCK_STREAM;
1151 hints.ai_protocol = IPPROTO_TCP;
1152 hints.ai_addrlen = 0;
1153 hints.ai_addr = NULL;
1154 hints.ai_canonname = NULL;
1155 hints.ai_next = NULL;
1156
1157 ret = getaddrinfo(Connection->NetworkAddr, Connection->Endpoint, &hints, &ai);
1158 if (ret)
1159 {
1160 ERR("getaddrinfo for %s:%s failed: %s\n", Connection->NetworkAddr,
1161 Connection->Endpoint, gai_strerror(ret));
1162 return RPC_S_SERVER_UNAVAILABLE;
1163 }
1164
1165 for (ai_cur = ai; ai_cur; ai_cur = ai_cur->ai_next)
1166 {
1167 int val;
1168 u_long nonblocking;
1169
1170 if (ai_cur->ai_family != AF_INET && ai_cur->ai_family != AF_INET6)
1171 {
1172 TRACE("skipping non-IP/IPv6 address family\n");
1173 continue;
1174 }
1175
1176 if (TRACE_ON(rpc))
1177 {
1178 char host[256];
1179 char service[256];
1180 getnameinfo(ai_cur->ai_addr, ai_cur->ai_addrlen,
1181 host, sizeof(host), service, sizeof(service),
1182 NI_NUMERICHOST | NI_NUMERICSERV);
1183 TRACE("trying %s:%s\n", host, service);
1184 }
1185
1186 sock = socket(ai_cur->ai_family, ai_cur->ai_socktype, ai_cur->ai_protocol);
1187 if (sock == -1)
1188 {
1189 WARN("socket() failed: %u\n", WSAGetLastError());
1190 continue;
1191 }
1192
1193 if (0>connect(sock, ai_cur->ai_addr, ai_cur->ai_addrlen))
1194 {
1195 WARN("connect() failed: %u\n", WSAGetLastError());
1196 closesocket(sock);
1197 continue;
1198 }
1199
1200 /* RPC depends on having minimal latency so disable the Nagle algorithm */
1201 val = 1;
1202 setsockopt(sock, IPPROTO_TCP, TCP_NODELAY, (char *)&val, sizeof(val));
1203 nonblocking = 1;
1204 ioctlsocket(sock, FIONBIO, &nonblocking);
1205
1206 tcpc->sock = sock;
1207
1208 freeaddrinfo(ai);
1209 TRACE("connected\n");
1210 return RPC_S_OK;
1211 }
1212
1213 freeaddrinfo(ai);
1214 ERR("couldn't connect to %s:%s\n", Connection->NetworkAddr, Connection->Endpoint);
1215 return RPC_S_SERVER_UNAVAILABLE;
1216 }
1217
1218 static RPC_STATUS rpcrt4_protseq_ncacn_ip_tcp_open_endpoint(RpcServerProtseq *protseq, const char *endpoint)
1219 {
1220 RPC_STATUS status = RPC_S_CANT_CREATE_ENDPOINT;
1221 int sock;
1222 int ret;
1223 struct addrinfo *ai;
1224 struct addrinfo *ai_cur;
1225 struct addrinfo hints;
1226
1227 TRACE("(%p, %s)\n", protseq, endpoint);
1228
1229 hints.ai_flags = AI_PASSIVE /* for non-localhost addresses */;
1230 hints.ai_family = PF_UNSPEC;
1231 hints.ai_socktype = SOCK_STREAM;
1232 hints.ai_protocol = IPPROTO_TCP;
1233 hints.ai_addrlen = 0;
1234 hints.ai_addr = NULL;
1235 hints.ai_canonname = NULL;
1236 hints.ai_next = NULL;
1237
1238 ret = getaddrinfo(NULL, endpoint ? endpoint : "0", &hints, &ai);
1239 if (ret)
1240 {
1241 ERR("getaddrinfo for port %s failed: %s\n", endpoint,
1242 gai_strerror(ret));
1243 if ((ret == EAI_SERVICE) || (ret == EAI_NONAME))
1244 return RPC_S_INVALID_ENDPOINT_FORMAT;
1245 return RPC_S_CANT_CREATE_ENDPOINT;
1246 }
1247
1248 for (ai_cur = ai; ai_cur; ai_cur = ai_cur->ai_next)
1249 {
1250 RpcConnection_tcp *tcpc;
1251 RPC_STATUS create_status;
1252 struct sockaddr_storage sa;
1253 socklen_t sa_len;
1254 char service[NI_MAXSERV];
1255 u_long nonblocking;
1256
1257 if (ai_cur->ai_family != AF_INET && ai_cur->ai_family != AF_INET6)
1258 {
1259 TRACE("skipping non-IP/IPv6 address family\n");
1260 continue;
1261 }
1262
1263 if (TRACE_ON(rpc))
1264 {
1265 char host[256];
1266 getnameinfo(ai_cur->ai_addr, ai_cur->ai_addrlen,
1267 host, sizeof(host), service, sizeof(service),
1268 NI_NUMERICHOST | NI_NUMERICSERV);
1269 TRACE("trying %s:%s\n", host, service);
1270 }
1271
1272 sock = socket(ai_cur->ai_family, ai_cur->ai_socktype, ai_cur->ai_protocol);
1273 if (sock == -1)
1274 {
1275 WARN("socket() failed: %u\n", WSAGetLastError());
1276 status = RPC_S_CANT_CREATE_ENDPOINT;
1277 continue;
1278 }
1279
1280 ret = bind(sock, ai_cur->ai_addr, ai_cur->ai_addrlen);
1281 if (ret < 0)
1282 {
1283 WARN("bind failed: %u\n", WSAGetLastError());
1284 closesocket(sock);
1285 if (WSAGetLastError() == WSAEADDRINUSE)
1286 status = RPC_S_DUPLICATE_ENDPOINT;
1287 else
1288 status = RPC_S_CANT_CREATE_ENDPOINT;
1289 continue;
1290 }
1291
1292 sa_len = sizeof(sa);
1293 if (getsockname(sock, (struct sockaddr *)&sa, &sa_len))
1294 {
1295 WARN("getsockname() failed: %u\n", WSAGetLastError());
1296 closesocket(sock);
1297 status = RPC_S_CANT_CREATE_ENDPOINT;
1298 continue;
1299 }
1300
1301 ret = getnameinfo((struct sockaddr *)&sa, sa_len,
1302 NULL, 0, service, sizeof(service),
1303 NI_NUMERICSERV);
1304 if (ret)
1305 {
1306 WARN("getnameinfo failed: %s\n", gai_strerror(ret));
1307 closesocket(sock);
1308 status = RPC_S_CANT_CREATE_ENDPOINT;
1309 continue;
1310 }
1311
1312 create_status = RPCRT4_CreateConnection((RpcConnection **)&tcpc, TRUE,
1313 protseq->Protseq, NULL,
1314 service, NULL, NULL, NULL, NULL);
1315 if (create_status != RPC_S_OK)
1316 {
1317 closesocket(sock);
1318 status = create_status;
1319 continue;
1320 }
1321
1322 tcpc->sock = sock;
1323 ret = listen(sock, protseq->MaxCalls);
1324 if (ret < 0)
1325 {
1326 WARN("listen failed: %u\n", WSAGetLastError());
1327 RPCRT4_ReleaseConnection(&tcpc->common);
1328 status = RPC_S_OUT_OF_RESOURCES;
1329 continue;
1330 }
1331 /* need a non-blocking socket, otherwise accept() has a potential
1332 * race-condition (poll() says it is readable, connection drops,
1333 * and accept() blocks until the next connection comes...)
1334 */
1335 nonblocking = 1;
1336 ret = ioctlsocket(sock, FIONBIO, &nonblocking);
1337 if (ret < 0)
1338 {
1339 WARN("couldn't make socket non-blocking, error %d\n", ret);
1340 RPCRT4_ReleaseConnection(&tcpc->common);
1341 status = RPC_S_OUT_OF_RESOURCES;
1342 continue;
1343 }
1344
1345 EnterCriticalSection(&protseq->cs);
1346 list_add_tail(&protseq->listeners, &tcpc->common.protseq_entry);
1347 tcpc->common.protseq = protseq;
1348 LeaveCriticalSection(&protseq->cs);
1349
1350 freeaddrinfo(ai);
1351
1352 /* since IPv4 and IPv6 share the same port space, we only need one
1353 * successful bind to listen for both */
1354 TRACE("listening on %s\n", endpoint);
1355 return RPC_S_OK;
1356 }
1357
1358 freeaddrinfo(ai);
1359 ERR("couldn't listen on port %s\n", endpoint);
1360 return status;
1361 }
1362
1363 static RPC_STATUS rpcrt4_conn_tcp_handoff(RpcConnection *old_conn, RpcConnection *new_conn)
1364 {
1365 int ret;
1366 struct sockaddr_in address;
1367 socklen_t addrsize;
1368 RpcConnection_tcp *server = (RpcConnection_tcp*) old_conn;
1369 RpcConnection_tcp *client = (RpcConnection_tcp*) new_conn;
1370 u_long nonblocking;
1371
1372 addrsize = sizeof(address);
1373 ret = accept(server->sock, (struct sockaddr*) &address, &addrsize);
1374 if (ret < 0)
1375 {
1376 ERR("Failed to accept a TCP connection: error %d\n", ret);
1377 return RPC_S_OUT_OF_RESOURCES;
1378 }
1379
1380 nonblocking = 1;
1381 ioctlsocket(ret, FIONBIO, &nonblocking);
1382 client->sock = ret;
1383
1384 client->common.NetworkAddr = HeapAlloc(GetProcessHeap(), 0, INET6_ADDRSTRLEN);
1385 ret = getnameinfo((struct sockaddr*)&address, addrsize, client->common.NetworkAddr, INET6_ADDRSTRLEN, NULL, 0, NI_NUMERICHOST);
1386 if (ret != 0)
1387 {
1388 ERR("Failed to retrieve the IP address, error %d\n", ret);
1389 return RPC_S_OUT_OF_RESOURCES;
1390 }
1391
1392 TRACE("Accepted a new TCP connection from %s\n", client->common.NetworkAddr);
1393 return RPC_S_OK;
1394 }
1395
1396 static int rpcrt4_conn_tcp_read(RpcConnection *Connection,
1397 void *buffer, unsigned int count)
1398 {
1399 RpcConnection_tcp *tcpc = (RpcConnection_tcp *) Connection;
1400 int bytes_read = 0;
1401 while (bytes_read != count)
1402 {
1403 int r = recv(tcpc->sock, (char *)buffer + bytes_read, count - bytes_read, 0);
1404 if (!r)
1405 return -1;
1406 else if (r > 0)
1407 bytes_read += r;
1408 else if (WSAGetLastError() == WSAEINTR)
1409 continue;
1410 else if (WSAGetLastError() != WSAEWOULDBLOCK)
1411 {
1412 WARN("recv() failed: %u\n", WSAGetLastError());
1413 return -1;
1414 }
1415 else
1416 {
1417 if (!rpcrt4_sock_wait_for_recv(tcpc))
1418 return -1;
1419 }
1420 }
1421 TRACE("%d %p %u -> %d\n", tcpc->sock, buffer, count, bytes_read);
1422 return bytes_read;
1423 }
1424
1425 static int rpcrt4_conn_tcp_write(RpcConnection *Connection,
1426 const void *buffer, unsigned int count)
1427 {
1428 RpcConnection_tcp *tcpc = (RpcConnection_tcp *) Connection;
1429 int bytes_written = 0;
1430 while (bytes_written != count)
1431 {
1432 int r = send(tcpc->sock, (const char *)buffer + bytes_written, count - bytes_written, 0);
1433 if (r >= 0)
1434 bytes_written += r;
1435 else if (WSAGetLastError() == WSAEINTR)
1436 continue;
1437 else if (WSAGetLastError() != WSAEWOULDBLOCK)
1438 return -1;
1439 else
1440 {
1441 if (!rpcrt4_sock_wait_for_send(tcpc))
1442 return -1;
1443 }
1444 }
1445 TRACE("%d %p %u -> %d\n", tcpc->sock, buffer, count, bytes_written);
1446 return bytes_written;
1447 }
1448
1449 static int rpcrt4_conn_tcp_close(RpcConnection *conn)
1450 {
1451 RpcConnection_tcp *connection = (RpcConnection_tcp *) conn;
1452
1453 TRACE("%d\n", connection->sock);
1454
1455 if (connection->sock != -1)
1456 closesocket(connection->sock);
1457 connection->sock = -1;
1458 CloseHandle(connection->sock_event);
1459 CloseHandle(connection->cancel_event);
1460 return 0;
1461 }
1462
1463 static void rpcrt4_conn_tcp_close_read(RpcConnection *conn)
1464 {
1465 RpcConnection_tcp *connection = (RpcConnection_tcp *) conn;
1466 shutdown(connection->sock, SD_RECEIVE);
1467 }
1468
1469 static void rpcrt4_conn_tcp_cancel_call(RpcConnection *conn)
1470 {
1471 RpcConnection_tcp *connection = (RpcConnection_tcp *) conn;
1472
1473 TRACE("%p\n", connection);
1474
1475 SetEvent(connection->cancel_event);
1476 }
1477
1478 static RPC_STATUS rpcrt4_conn_tcp_is_server_listening(const char *endpoint)
1479 {
1480 FIXME("\n");
1481 return RPC_S_ACCESS_DENIED;
1482 }
1483
1484 static int rpcrt4_conn_tcp_wait_for_incoming_data(RpcConnection *Connection)
1485 {
1486 RpcConnection_tcp *tcpc = (RpcConnection_tcp *) Connection;
1487
1488 TRACE("%p\n", Connection);
1489
1490 if (!rpcrt4_sock_wait_for_recv(tcpc))
1491 return -1;
1492 return 0;
1493 }
1494
1495 static size_t rpcrt4_ncacn_ip_tcp_get_top_of_tower(unsigned char *tower_data,
1496 const char *networkaddr,
1497 const char *endpoint)
1498 {
1499 return rpcrt4_ip_tcp_get_top_of_tower(tower_data, networkaddr,
1500 EPM_PROTOCOL_TCP, endpoint);
1501 }
1502
1503 typedef struct _RpcServerProtseq_sock
1504 {
1505 RpcServerProtseq common;
1506 HANDLE mgr_event;
1507 } RpcServerProtseq_sock;
1508
1509 static RpcServerProtseq *rpcrt4_protseq_sock_alloc(void)
1510 {
1511 RpcServerProtseq_sock *ps = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*ps));
1512 if (ps)
1513 {
1514 static BOOL wsa_inited;
1515 if (!wsa_inited)
1516 {
1517 WSADATA wsadata;
1518 WSAStartup(MAKEWORD(2, 2), &wsadata);
1519 /* Note: WSAStartup can be called more than once so we don't bother with
1520 * making accesses to wsa_inited thread-safe */
1521 wsa_inited = TRUE;
1522 }
1523 ps->mgr_event = CreateEventW(NULL, FALSE, FALSE, NULL);
1524 }
1525 return &ps->common;
1526 }
1527
1528 static void rpcrt4_protseq_sock_signal_state_changed(RpcServerProtseq *protseq)
1529 {
1530 RpcServerProtseq_sock *sockps = CONTAINING_RECORD(protseq, RpcServerProtseq_sock, common);
1531 SetEvent(sockps->mgr_event);
1532 }
1533
1534 static void *rpcrt4_protseq_sock_get_wait_array(RpcServerProtseq *protseq, void *prev_array, unsigned int *count)
1535 {
1536 HANDLE *objs = prev_array;
1537 RpcConnection_tcp *conn;
1538 RpcServerProtseq_sock *sockps = CONTAINING_RECORD(protseq, RpcServerProtseq_sock, common);
1539
1540 EnterCriticalSection(&protseq->cs);
1541
1542 /* open and count connections */
1543 *count = 1;
1544 LIST_FOR_EACH_ENTRY(conn, &protseq->listeners, RpcConnection_tcp, common.protseq_entry)
1545 {
1546 if (conn->sock != -1)
1547 (*count)++;
1548 }
1549
1550 /* make array of connections */
1551 if (objs)
1552 objs = HeapReAlloc(GetProcessHeap(), 0, objs, *count*sizeof(HANDLE));
1553 else
1554 objs = HeapAlloc(GetProcessHeap(), 0, *count*sizeof(HANDLE));
1555 if (!objs)
1556 {
1557 ERR("couldn't allocate objs\n");
1558 LeaveCriticalSection(&protseq->cs);
1559 return NULL;
1560 }
1561
1562 objs[0] = sockps->mgr_event;
1563 *count = 1;
1564 LIST_FOR_EACH_ENTRY(conn, &protseq->listeners, RpcConnection_tcp, common.protseq_entry)
1565 {
1566 if (conn->sock != -1)
1567 {
1568 int res = WSAEventSelect(conn->sock, conn->sock_event, FD_ACCEPT);
1569 if (res == SOCKET_ERROR)
1570 ERR("WSAEventSelect() failed with error %d\n", WSAGetLastError());
1571 else
1572 {
1573 objs[*count] = conn->sock_event;
1574 (*count)++;
1575 }
1576 }
1577 }
1578 LeaveCriticalSection(&protseq->cs);
1579 return objs;
1580 }
1581
1582 static void rpcrt4_protseq_sock_free_wait_array(RpcServerProtseq *protseq, void *array)
1583 {
1584 HeapFree(GetProcessHeap(), 0, array);
1585 }
1586
1587 static int rpcrt4_protseq_sock_wait_for_new_connection(RpcServerProtseq *protseq, unsigned int count, void *wait_array)
1588 {
1589 HANDLE b_handle;
1590 HANDLE *objs = wait_array;
1591 DWORD res;
1592 RpcConnection *cconn = NULL;
1593 RpcConnection_tcp *conn;
1594
1595 if (!objs)
1596 return -1;
1597
1598 do
1599 {
1600 /* an alertable wait isn't strictly necessary, but due to our
1601 * overlapped I/O implementation in Wine we need to free some memory
1602 * by the file user APC being called, even if no completion routine was
1603 * specified at the time of starting the async operation */
1604 res = WaitForMultipleObjectsEx(count, objs, FALSE, INFINITE, TRUE);
1605 } while (res == WAIT_IO_COMPLETION);
1606
1607 if (res == WAIT_OBJECT_0)
1608 return 0;
1609 if (res == WAIT_FAILED)
1610 {
1611 ERR("wait failed with error %d\n", GetLastError());
1612 return -1;
1613 }
1614
1615 b_handle = objs[res - WAIT_OBJECT_0];
1616
1617 /* find which connection got a RPC */
1618 EnterCriticalSection(&protseq->cs);
1619 LIST_FOR_EACH_ENTRY(conn, &protseq->listeners, RpcConnection_tcp, common.protseq_entry)
1620 {
1621 if (b_handle == conn->sock_event)
1622 {
1623 cconn = rpcrt4_spawn_connection(&conn->common);
1624 break;
1625 }
1626 }
1627 LeaveCriticalSection(&protseq->cs);
1628 if (!cconn)
1629 {
1630 ERR("failed to locate connection for handle %p\n", b_handle);
1631 return -1;
1632 }
1633
1634 RPCRT4_new_client(cconn);
1635 return 1;
1636 }
1637
1638 static RPC_STATUS rpcrt4_ncacn_ip_tcp_parse_top_of_tower(const unsigned char *tower_data,
1639 size_t tower_size,
1640 char **networkaddr,
1641 char **endpoint)
1642 {
1643 return rpcrt4_ip_tcp_parse_top_of_tower(tower_data, tower_size,
1644 networkaddr, EPM_PROTOCOL_TCP,
1645 endpoint);
1646 }
1647
1648 /**** ncacn_http support ****/
1649
1650 /* 60 seconds is the period native uses */
1651 #define HTTP_IDLE_TIME 60000
1652
1653 /* reference counted to avoid a race between a cancelled call's connection
1654 * being destroyed and the asynchronous InternetReadFileEx call being
1655 * completed */
1656 typedef struct _RpcHttpAsyncData
1657 {
1658 LONG refs;
1659 HANDLE completion_event;
1660 WORD async_result;
1661 INTERNET_BUFFERSW inet_buffers;
1662 CRITICAL_SECTION cs;
1663 } RpcHttpAsyncData;
1664
1665 static ULONG RpcHttpAsyncData_AddRef(RpcHttpAsyncData *data)
1666 {
1667 return InterlockedIncrement(&data->refs);
1668 }
1669
1670 static ULONG RpcHttpAsyncData_Release(RpcHttpAsyncData *data)
1671 {
1672 ULONG refs = InterlockedDecrement(&data->refs);
1673 if (!refs)
1674 {
1675 TRACE("destroying async data %p\n", data);
1676 CloseHandle(data->completion_event);
1677 HeapFree(GetProcessHeap(), 0, data->inet_buffers.lpvBuffer);
1678 data->cs.DebugInfo->Spare[0] = 0;
1679 DeleteCriticalSection(&data->cs);
1680 HeapFree(GetProcessHeap(), 0, data);
1681 }
1682 return refs;
1683 }
1684
1685 static void prepare_async_request(RpcHttpAsyncData *async_data)
1686 {
1687 ResetEvent(async_data->completion_event);
1688 RpcHttpAsyncData_AddRef(async_data);
1689 }
1690
1691 static RPC_STATUS wait_async_request(RpcHttpAsyncData *async_data, BOOL call_ret, HANDLE cancel_event)
1692 {
1693 HANDLE handles[2] = { async_data->completion_event, cancel_event };
1694 DWORD res;
1695
1696 if(call_ret) {
1697 RpcHttpAsyncData_Release(async_data);
1698 return RPC_S_OK;
1699 }
1700
1701 if(GetLastError() != ERROR_IO_PENDING) {
1702 RpcHttpAsyncData_Release(async_data);
1703 ERR("Request failed with error %d\n", GetLastError());
1704 return RPC_S_SERVER_UNAVAILABLE;
1705 }
1706
1707 res = WaitForMultipleObjects(2, handles, FALSE, DEFAULT_NCACN_HTTP_TIMEOUT);
1708 if(res != WAIT_OBJECT_0) {
1709 TRACE("Cancelled\n");
1710 return RPC_S_CALL_CANCELLED;
1711 }
1712
1713 if(async_data->async_result) {
1714 ERR("Async request failed with error %d\n", async_data->async_result);
1715 return RPC_S_SERVER_UNAVAILABLE;
1716 }
1717
1718 return RPC_S_OK;
1719 }
1720
1721 struct authinfo
1722 {
1723 DWORD scheme;
1724 CredHandle cred;
1725 CtxtHandle ctx;
1726 TimeStamp exp;
1727 ULONG attr;
1728 ULONG max_token;
1729 char *data;
1730 unsigned int data_len;
1731 BOOL finished; /* finished authenticating */
1732 };
1733
1734 typedef struct _RpcConnection_http
1735 {
1736 RpcConnection common;
1737 HINTERNET app_info;
1738 HINTERNET session;
1739 HINTERNET in_request;
1740 HINTERNET out_request;
1741 WCHAR *servername;
1742 HANDLE timer_cancelled;
1743 HANDLE cancel_event;
1744 DWORD last_sent_time;
1745 ULONG bytes_received;
1746 ULONG flow_control_mark; /* send a control packet to the server when this many bytes received */
1747 ULONG flow_control_increment; /* number of bytes to increment flow_control_mark by */
1748 UUID connection_uuid;
1749 UUID in_pipe_uuid;
1750 UUID out_pipe_uuid;
1751 RpcHttpAsyncData *async_data;
1752 } RpcConnection_http;
1753
1754 static RpcConnection *rpcrt4_ncacn_http_alloc(void)
1755 {
1756 RpcConnection_http *httpc;
1757 httpc = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*httpc));
1758 if (!httpc) return NULL;
1759 httpc->async_data = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(RpcHttpAsyncData));
1760 if (!httpc->async_data)
1761 {
1762 HeapFree(GetProcessHeap(), 0, httpc);
1763 return NULL;
1764 }
1765 TRACE("async data = %p\n", httpc->async_data);
1766 httpc->cancel_event = CreateEventW(NULL, FALSE, FALSE, NULL);
1767 httpc->async_data->refs = 1;
1768 httpc->async_data->inet_buffers.dwStructSize = sizeof(INTERNET_BUFFERSW);
1769 InitializeCriticalSection(&httpc->async_data->cs);
1770 httpc->async_data->cs.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": RpcHttpAsyncData.cs");
1771 return &httpc->common;
1772 }
1773
1774 typedef struct _HttpTimerThreadData
1775 {
1776 PVOID timer_param;
1777 DWORD *last_sent_time;
1778 HANDLE timer_cancelled;
1779 } HttpTimerThreadData;
1780
1781 static VOID rpcrt4_http_keep_connection_active_timer_proc(PVOID param, BOOLEAN dummy)
1782 {
1783 HINTERNET in_request = param;
1784 RpcPktHdr *idle_pkt;
1785
1786 idle_pkt = RPCRT4_BuildHttpHeader(NDR_LOCAL_DATA_REPRESENTATION, 0x0001,
1787 0, 0);
1788 if (idle_pkt)
1789 {
1790 DWORD bytes_written;
1791 InternetWriteFile(in_request, idle_pkt, idle_pkt->common.frag_len, &bytes_written);
1792 RPCRT4_FreeHeader(idle_pkt);
1793 }
1794 }
1795
1796 static inline DWORD rpcrt4_http_timer_calc_timeout(DWORD *last_sent_time)
1797 {
1798 DWORD cur_time = GetTickCount();
1799 DWORD cached_last_sent_time = *last_sent_time;
1800 return HTTP_IDLE_TIME - (cur_time - cached_last_sent_time > HTTP_IDLE_TIME ? 0 : cur_time - cached_last_sent_time);
1801 }
1802
1803 static DWORD CALLBACK rpcrt4_http_timer_thread(PVOID param)
1804 {
1805 HttpTimerThreadData *data_in = param;
1806 HttpTimerThreadData data;
1807 DWORD timeout;
1808
1809 data = *data_in;
1810 HeapFree(GetProcessHeap(), 0, data_in);
1811
1812 for (timeout = HTTP_IDLE_TIME;
1813 WaitForSingleObject(data.timer_cancelled, timeout) == WAIT_TIMEOUT;
1814 timeout = rpcrt4_http_timer_calc_timeout(data.last_sent_time))
1815 {
1816 /* are we too soon after last send? */
1817 if (GetTickCount() - *data.last_sent_time < HTTP_IDLE_TIME)
1818 continue;
1819 rpcrt4_http_keep_connection_active_timer_proc(data.timer_param, TRUE);
1820 }
1821
1822 CloseHandle(data.timer_cancelled);
1823 return 0;
1824 }
1825
1826 static VOID WINAPI rpcrt4_http_internet_callback(
1827 HINTERNET hInternet,
1828 DWORD_PTR dwContext,
1829 DWORD dwInternetStatus,
1830 LPVOID lpvStatusInformation,
1831 DWORD dwStatusInformationLength)
1832 {
1833 RpcHttpAsyncData *async_data = (RpcHttpAsyncData *)dwContext;
1834
1835 switch (dwInternetStatus)
1836 {
1837 case INTERNET_STATUS_REQUEST_COMPLETE:
1838 TRACE("INTERNET_STATUS_REQUEST_COMPLETED\n");
1839 if (async_data)
1840 {
1841 INTERNET_ASYNC_RESULT *async_result = lpvStatusInformation;
1842
1843 async_data->async_result = async_result->dwResult ? ERROR_SUCCESS : async_result->dwError;
1844 SetEvent(async_data->completion_event);
1845 RpcHttpAsyncData_Release(async_data);
1846 }
1847 break;
1848 }
1849 }
1850
1851 static RPC_STATUS rpcrt4_http_check_response(HINTERNET hor)
1852 {
1853 BOOL ret;
1854 DWORD status_code;
1855 DWORD size;
1856 DWORD index;
1857 WCHAR buf[32];
1858 WCHAR *status_text = buf;
1859 TRACE("\n");
1860
1861 index = 0;
1862 size = sizeof(status_code);
1863 ret = HttpQueryInfoW(hor, HTTP_QUERY_STATUS_CODE|HTTP_QUERY_FLAG_NUMBER, &status_code, &size, &index);
1864 if (!ret)
1865 return GetLastError();
1866 if (status_code == HTTP_STATUS_OK)
1867 return RPC_S_OK;
1868 index = 0;
1869 size = sizeof(buf);
1870 ret = HttpQueryInfoW(hor, HTTP_QUERY_STATUS_TEXT, status_text, &size, &index);
1871 if (!ret && GetLastError() == ERROR_INSUFFICIENT_BUFFER)
1872 {
1873 status_text = HeapAlloc(GetProcessHeap(), 0, size);
1874 ret = HttpQueryInfoW(hor, HTTP_QUERY_STATUS_TEXT, status_text, &size, &index);
1875 }
1876
1877 ERR("server returned: %d %s\n", status_code, ret ? debugstr_w(status_text) : "<status text unavailable>");
1878 if(status_text != buf) HeapFree(GetProcessHeap(), 0, status_text);
1879
1880 if (status_code == HTTP_STATUS_DENIED)
1881 return ERROR_ACCESS_DENIED;
1882 return RPC_S_SERVER_UNAVAILABLE;
1883 }
1884
1885 static RPC_STATUS rpcrt4_http_internet_connect(RpcConnection_http *httpc)
1886 {
1887 static const WCHAR wszUserAgent[] = {'M','S','R','P','C',0};
1888 LPWSTR proxy = NULL;
1889 LPWSTR user = NULL;
1890 LPWSTR password = NULL;
1891 LPWSTR servername = NULL;
1892 const WCHAR *option;
1893 INTERNET_PORT port;
1894
1895 if (httpc->common.QOS &&
1896 (httpc->common.QOS->qos->AdditionalSecurityInfoType == RPC_C_AUTHN_INFO_TYPE_HTTP))
1897 {
1898 const RPC_HTTP_TRANSPORT_CREDENTIALS_W *http_cred = httpc->common.QOS->qos->u.HttpCredentials;
1899 if (http_cred->TransportCredentials)
1900 {
1901 WCHAR *p;
1902 const SEC_WINNT_AUTH_IDENTITY_W *cred = http_cred->TransportCredentials;
1903 ULONG len = cred->DomainLength + 1 + cred->UserLength;
1904 user = HeapAlloc(GetProcessHeap(), 0, (len + 1) * sizeof(WCHAR));
1905 if (!user)
1906 return RPC_S_OUT_OF_RESOURCES;
1907 p = user;
1908 if (cred->DomainLength)
1909 {
1910 memcpy(p, cred->Domain, cred->DomainLength * sizeof(WCHAR));
1911 p += cred->DomainLength;
1912 *p = '\\';
1913 p++;
1914 }
1915 memcpy(p, cred->User, cred->UserLength * sizeof(WCHAR));
1916 p[cred->UserLength] = 0;
1917
1918 password = RPCRT4_strndupW(cred->Password, cred->PasswordLength);
1919 }
1920 }
1921
1922 for (option = httpc->common.NetworkOptions; option;
1923 option = (strchrW(option, ',') ? strchrW(option, ',')+1 : NULL))
1924 {
1925 static const WCHAR wszRpcProxy[] = {'R','p','c','P','r','o','x','y','=',0};
1926 static const WCHAR wszHttpProxy[] = {'H','t','t','p','P','r','o','x','y','=',0};
1927
1928 if (!strncmpiW(option, wszRpcProxy, sizeof(wszRpcProxy)/sizeof(wszRpcProxy[0])-1))
1929 {
1930 const WCHAR *value_start = option + sizeof(wszRpcProxy)/sizeof(wszRpcProxy[0])-1;
1931 const WCHAR *value_end;
1932 const WCHAR *p;
1933
1934 value_end = strchrW(option, ',');
1935 if (!value_end)
1936 value_end = value_start + strlenW(value_start);
1937 for (p = value_start; p < value_end; p++)
1938 if (*p == ':')
1939 {
1940 port = atoiW(p+1);
1941 value_end = p;
1942 break;
1943 }
1944 TRACE("RpcProxy value is %s\n", debugstr_wn(value_start, value_end-value_start));
1945 servername = RPCRT4_strndupW(value_start, value_end-value_start);
1946 }
1947 else if (!strncmpiW(option, wszHttpProxy, sizeof(wszHttpProxy)/sizeof(wszHttpProxy[0])-1))
1948 {
1949 const WCHAR *value_start = option + sizeof(wszHttpProxy)/sizeof(wszHttpProxy[0])-1;
1950 const WCHAR *value_end;
1951
1952 value_end = strchrW(option, ',');
1953 if (!value_end)
1954 value_end = value_start + strlenW(value_start);
1955 TRACE("HttpProxy value is %s\n", debugstr_wn(value_start, value_end-value_start));
1956 proxy = RPCRT4_strndupW(value_start, value_end-value_start);
1957 }
1958 else
1959 FIXME("unhandled option %s\n", debugstr_w(option));
1960 }
1961
1962 httpc->app_info = InternetOpenW(wszUserAgent, proxy ? INTERNET_OPEN_TYPE_PROXY : INTERNET_OPEN_TYPE_PRECONFIG,
1963 NULL, NULL, INTERNET_FLAG_ASYNC);
1964 if (!httpc->app_info)
1965 {
1966 HeapFree(GetProcessHeap(), 0, password);
1967 HeapFree(GetProcessHeap(), 0, user);
1968 HeapFree(GetProcessHeap(), 0, proxy);
1969 HeapFree(GetProcessHeap(), 0, servername);
1970 ERR("InternetOpenW failed with error %d\n", GetLastError());
1971 return RPC_S_SERVER_UNAVAILABLE;
1972 }
1973 InternetSetStatusCallbackW(httpc->app_info, rpcrt4_http_internet_callback);
1974
1975 /* if no RpcProxy option specified, set the HTTP server address to the
1976 * RPC server address */
1977 if (!servername)
1978 {
1979 servername = HeapAlloc(GetProcessHeap(), 0, (strlen(httpc->common.NetworkAddr) + 1)*sizeof(WCHAR));
1980 if (!servername)
1981 {
1982 HeapFree(GetProcessHeap(), 0, password);
1983 HeapFree(GetProcessHeap(), 0, user);
1984 HeapFree(GetProcessHeap(), 0, proxy);
1985 return RPC_S_OUT_OF_RESOURCES;
1986 }
1987 MultiByteToWideChar(CP_ACP, 0, httpc->common.NetworkAddr, -1, servername, strlen(httpc->common.NetworkAddr) + 1);
1988 }
1989
1990 port = (httpc->common.QOS &&
1991 (httpc->common.QOS->qos->AdditionalSecurityInfoType == RPC_C_AUTHN_INFO_TYPE_HTTP) &&
1992 (httpc->common.QOS->qos->u.HttpCredentials->Flags & RPC_C_HTTP_FLAG_USE_SSL)) ?
1993 INTERNET_DEFAULT_HTTPS_PORT : INTERNET_DEFAULT_HTTP_PORT;
1994
1995 httpc->session = InternetConnectW(httpc->app_info, servername, port, user, password,
1996 INTERNET_SERVICE_HTTP, 0, 0);
1997
1998 HeapFree(GetProcessHeap(), 0, password);
1999 HeapFree(GetProcessHeap(), 0, user);
2000 HeapFree(GetProcessHeap(), 0, proxy);
2001
2002 if (!httpc->session)
2003 {
2004 ERR("InternetConnectW failed with error %d\n", GetLastError());
2005 HeapFree(GetProcessHeap(), 0, servername);
2006 return RPC_S_SERVER_UNAVAILABLE;
2007 }
2008 httpc->servername = servername;
2009 return RPC_S_OK;
2010 }
2011
2012 static int rpcrt4_http_async_read(HINTERNET req, RpcHttpAsyncData *async_data, HANDLE cancel_event,
2013 void *buffer, unsigned int count)
2014 {
2015 char *buf = buffer;
2016 BOOL ret;
2017 unsigned int bytes_left = count;
2018 RPC_STATUS status = RPC_S_OK;
2019
2020 async_data->inet_buffers.lpvBuffer = HeapAlloc(GetProcessHeap(), 0, count);
2021
2022 while (bytes_left)
2023 {
2024 async_data->inet_buffers.dwBufferLength = bytes_left;
2025 prepare_async_request(async_data);
2026 ret = InternetReadFileExW(req, &async_data->inet_buffers, IRF_ASYNC, 0);
2027 status = wait_async_request(async_data, ret, cancel_event);
2028 if (status != RPC_S_OK)
2029 {
2030 if (status == RPC_S_CALL_CANCELLED)
2031 TRACE("call cancelled\n");
2032 break;
2033 }
2034
2035 if (!async_data->inet_buffers.dwBufferLength)
2036 break;
2037 memcpy(buf, async_data->inet_buffers.lpvBuffer,
2038 async_data->inet_buffers.dwBufferLength);
2039
2040 bytes_left -= async_data->inet_buffers.dwBufferLength;
2041 buf += async_data->inet_buffers.dwBufferLength;
2042 }
2043
2044 HeapFree(GetProcessHeap(), 0, async_data->inet_buffers.lpvBuffer);
2045 async_data->inet_buffers.lpvBuffer = NULL;
2046
2047 TRACE("%p %p %u -> %u\n", req, buffer, count, status);
2048 return status == RPC_S_OK ? count : -1;
2049 }
2050
2051 static RPC_STATUS send_echo_request(HINTERNET req, RpcHttpAsyncData *async_data, HANDLE cancel_event)
2052 {
2053 BYTE buf[20];
2054 BOOL ret;
2055 RPC_STATUS status;
2056
2057 TRACE("sending echo request to server\n");
2058
2059 prepare_async_request(async_data);
2060 ret = HttpSendRequestW(req, NULL, 0, NULL, 0);
2061 status = wait_async_request(async_data, ret, cancel_event);
2062 if (status != RPC_S_OK) return status;
2063
2064 status = rpcrt4_http_check_response(req);
2065 if (status != RPC_S_OK) return status;
2066
2067 rpcrt4_http_async_read(req, async_data, cancel_event, buf, sizeof(buf));
2068 /* FIXME: do something with retrieved data */
2069
2070 return RPC_S_OK;
2071 }
2072
2073 static RPC_STATUS insert_content_length_header(HINTERNET request, DWORD len)
2074 {
2075 static const WCHAR fmtW[] =
2076 {'C','o','n','t','e','n','t','-','L','e','n','g','t','h',':',' ','%','u','\r','\n',0};
2077 WCHAR header[sizeof(fmtW) / sizeof(fmtW[0]) + 10];
2078
2079 sprintfW(header, fmtW, len);
2080 if ((HttpAddRequestHeadersW(request, header, -1, HTTP_ADDREQ_FLAG_REPLACE | HTTP_ADDREQ_FLAG_ADD))) return RPC_S_OK;
2081 return RPC_S_SERVER_UNAVAILABLE;
2082 }
2083
2084 /* prepare the in pipe for use by RPC packets */
2085 static RPC_STATUS rpcrt4_http_prepare_in_pipe(HINTERNET in_request, RpcHttpAsyncData *async_data, HANDLE cancel_event,
2086 const UUID *connection_uuid, const UUID *in_pipe_uuid,
2087 const UUID *association_uuid, BOOL authorized)
2088 {
2089 BOOL ret;
2090 RPC_STATUS status;
2091 RpcPktHdr *hdr;
2092 INTERNET_BUFFERSW buffers_in;
2093 DWORD bytes_written;
2094
2095 if (!authorized)
2096 {
2097 /* ask wininet to authorize, if necessary */
2098 status = send_echo_request(in_request, async_data, cancel_event);
2099 if (status != RPC_S_OK) return status;
2100 }
2101 memset(&buffers_in, 0, sizeof(buffers_in));
2102 buffers_in.dwStructSize = sizeof(buffers_in);
2103 /* FIXME: get this from the registry */
2104 buffers_in.dwBufferTotal = 1024 * 1024 * 1024; /* 1Gb */
2105 status = insert_content_length_header(in_request, buffers_in.dwBufferTotal);
2106 if (status != RPC_S_OK) return status;
2107
2108 prepare_async_request(async_data);
2109 ret = HttpSendRequestExW(in_request, &buffers_in, NULL, 0, 0);
2110 status = wait_async_request(async_data, ret, cancel_event);
2111 if (status != RPC_S_OK) return status;
2112
2113 TRACE("sending HTTP connect header to server\n");
2114 hdr = RPCRT4_BuildHttpConnectHeader(FALSE, connection_uuid, in_pipe_uuid, association_uuid);
2115 if (!hdr) return RPC_S_OUT_OF_RESOURCES;
2116 ret = InternetWriteFile(in_request, hdr, hdr->common.frag_len, &bytes_written);
2117 RPCRT4_FreeHeader(hdr);
2118 if (!ret)
2119 {
2120 ERR("InternetWriteFile failed with error %d\n", GetLastError());
2121 return RPC_S_SERVER_UNAVAILABLE;
2122 }
2123
2124 return RPC_S_OK;
2125 }
2126
2127 static RPC_STATUS rpcrt4_http_read_http_packet(HINTERNET request, RpcHttpAsyncData *async_data,
2128 HANDLE cancel_event, RpcPktHdr *hdr, BYTE **data)
2129 {
2130 unsigned short data_len;
2131 unsigned int size;
2132
2133 if (rpcrt4_http_async_read(request, async_data, cancel_event, hdr, sizeof(hdr->common)) < 0)
2134 return RPC_S_SERVER_UNAVAILABLE;
2135 if (hdr->common.ptype != PKT_HTTP || hdr->common.frag_len < sizeof(hdr->http))
2136 {
2137 ERR("wrong packet type received %d or wrong frag_len %d\n",
2138 hdr->common.ptype, hdr->common.frag_len);
2139 return RPC_S_PROTOCOL_ERROR;
2140 }
2141
2142 size = sizeof(hdr->http) - sizeof(hdr->common);
2143 if (rpcrt4_http_async_read(request, async_data, cancel_event, &hdr->common + 1, size) < 0)
2144 return RPC_S_SERVER_UNAVAILABLE;
2145
2146 data_len = hdr->common.frag_len - sizeof(hdr->http);
2147 if (data_len)
2148 {
2149 *data = HeapAlloc(GetProcessHeap(), 0, data_len);
2150 if (!*data)
2151 return RPC_S_OUT_OF_RESOURCES;
2152 if (rpcrt4_http_async_read(request, async_data, cancel_event, *data, data_len) < 0)
2153 {
2154 HeapFree(GetProcessHeap(), 0, *data);
2155 return RPC_S_SERVER_UNAVAILABLE;
2156 }
2157 }
2158 else
2159 *data = NULL;
2160
2161 if (!RPCRT4_IsValidHttpPacket(hdr, *data, data_len))
2162 {
2163 ERR("invalid http packet\n");
2164 HeapFree(GetProcessHeap(), 0, *data);
2165 return RPC_S_PROTOCOL_ERROR;
2166 }
2167
2168 return RPC_S_OK;
2169 }
2170
2171 /* prepare the out pipe for use by RPC packets */
2172 static RPC_STATUS rpcrt4_http_prepare_out_pipe(HINTERNET out_request, RpcHttpAsyncData *async_data,
2173 HANDLE cancel_event, const UUID *connection_uuid,
2174 const UUID *out_pipe_uuid, ULONG *flow_control_increment,
2175 BOOL authorized)
2176 {
2177 BOOL ret;
2178 RPC_STATUS status;
2179 RpcPktHdr *hdr;
2180 BYTE *data_from_server;
2181 RpcPktHdr pkt_from_server;
2182 ULONG field1, field3;
2183 BYTE buf[20];
2184
2185 if (!authorized)
2186 {
2187 /* ask wininet to authorize, if necessary */
2188 status = send_echo_request(out_request, async_data, cancel_event);
2189 if (status != RPC_S_OK) return status;
2190 }
2191 else
2192 rpcrt4_http_async_read(out_request, async_data, cancel_event, buf, sizeof(buf));
2193
2194 hdr = RPCRT4_BuildHttpConnectHeader(TRUE, connection_uuid, out_pipe_uuid, NULL);
2195 if (!hdr) return RPC_S_OUT_OF_RESOURCES;
2196
2197 status = insert_content_length_header(out_request, hdr->common.frag_len);
2198 if (status != RPC_S_OK)
2199 {
2200 RPCRT4_FreeHeader(hdr);
2201 return status;
2202 }
2203
2204 TRACE("sending HTTP connect header to server\n");
2205 prepare_async_request(async_data);
2206 ret = HttpSendRequestW(out_request, NULL, 0, hdr, hdr->common.frag_len);
2207 status = wait_async_request(async_data, ret, cancel_event);
2208 RPCRT4_FreeHeader(hdr);
2209 if (status != RPC_S_OK) return status;
2210
2211 status = rpcrt4_http_check_response(out_request);
2212 if (status != RPC_S_OK) return status;
2213
2214 status = rpcrt4_http_read_http_packet(out_request, async_data, cancel_event,
2215 &pkt_from_server, &data_from_server);
2216 if (status != RPC_S_OK) return status;
2217 status = RPCRT4_ParseHttpPrepareHeader1(&pkt_from_server, data_from_server,
2218 &field1);
2219 HeapFree(GetProcessHeap(), 0, data_from_server);
2220 if (status != RPC_S_OK) return status;
2221 TRACE("received (%d) from first prepare header\n", field1);
2222
2223 for (;;)
2224 {
2225 status = rpcrt4_http_read_http_packet(out_request, async_data, cancel_event,
2226 &pkt_from_server, &data_from_server);
2227 if (status != RPC_S_OK) return status;
2228 if (pkt_from_server.http.flags != 0x0001) break;
2229
2230 TRACE("http idle packet, waiting for real packet\n");
2231 HeapFree(GetProcessHeap(), 0, data_from_server);
2232 if (pkt_from_server.http.num_data_items != 0)
2233 {
2234 ERR("HTTP idle packet should have no data items instead of %d\n",
2235 pkt_from_server.http.num_data_items);
2236 return RPC_S_PROTOCOL_ERROR;
2237 }
2238 }
2239 status = RPCRT4_ParseHttpPrepareHeader2(&pkt_from_server, data_from_server,
2240 &field1, flow_control_increment,
2241 &field3);
2242 HeapFree(GetProcessHeap(), 0, data_from_server);
2243 if (status != RPC_S_OK) return status;
2244 TRACE("received (0x%08x 0x%08x %d) from second prepare header\n", field1, *flow_control_increment, field3);
2245
2246 return RPC_S_OK;
2247 }
2248
2249 static UINT encode_base64(const char *bin, unsigned int len, WCHAR *base64)
2250 {
2251 static const char enc[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
2252 UINT i = 0, x;
2253
2254 while (len > 0)
2255 {
2256 /* first 6 bits, all from bin[0] */
2257 base64[i++] = enc[(bin[0] & 0xfc) >> 2];
2258 x = (bin[0] & 3) << 4;
2259
2260 /* next 6 bits, 2 from bin[0] and 4 from bin[1] */
2261 if (len == 1)
2262 {
2263 base64[i++] = enc[x];
2264 base64[i++] = '=';
2265 base64[i++] = '=';
2266 break;
2267 }
2268 base64[i++] = enc[x | ((bin[1] & 0xf0) >> 4)];
2269 x = (bin[1] & 0x0f) << 2;
2270
2271 /* next 6 bits 4 from bin[1] and 2 from bin[2] */
2272 if (len == 2)
2273 {
2274 base64[i++] = enc[x];
2275 base64[i++] = '=';
2276 break;
2277 }
2278 base64[i++] = enc[x | ((bin[2] & 0xc0) >> 6)];
2279
2280 /* last 6 bits, all from bin [2] */
2281 base64[i++] = enc[bin[2] & 0x3f];
2282 bin += 3;
2283 len -= 3;
2284 }
2285 base64[i] = 0;
2286 return i;
2287 }
2288
2289 static inline char decode_char( WCHAR c )
2290 {
2291 if (c >= 'A' && c <= 'Z') return c - 'A';
2292 if (c >= 'a' && c <= 'z') return c - 'a' + 26;
2293 if (c >= '0' && c <= '9') return c - '0' + 52;
2294 if (c == '+') return 62;
2295 if (c == '/') return 63;
2296 return 64;
2297 }
2298
2299 static unsigned int decode_base64( const WCHAR *base64, unsigned int len, char *buf )
2300 {
2301 unsigned int i = 0;
2302 char c0, c1, c2, c3;
2303 const WCHAR *p = base64;
2304
2305 while (len > 4)
2306 {
2307 if ((c0 = decode_char( p[0] )) > 63) return 0;
2308 if ((c1 = decode_char( p[1] )) > 63) return 0;
2309 if ((c2 = decode_char( p[2] )) > 63) return 0;
2310 if ((c3 = decode_char( p[3] )) > 63) return 0;
2311
2312 if (buf)
2313 {
2314 buf[i + 0] = (c0 << 2) | (c1 >> 4);
2315 buf[i + 1] = (c1 << 4) | (c2 >> 2);
2316 buf[i + 2] = (c2 << 6) | c3;
2317 }
2318 len -= 4;
2319 i += 3;
2320 p += 4;
2321 }
2322 if (p[2] == '=')
2323 {
2324 if ((c0 = decode_char( p[0] )) > 63) return 0;
2325 if ((c1 = decode_char( p[1] )) > 63) return 0;
2326
2327 if (buf) buf[i] = (c0 << 2) | (c1 >> 4);
2328 i++;
2329 }
2330 else if (p[3] == '=')
2331 {
2332 if ((c0 = decode_char( p[0] )) > 63) return 0;
2333 if ((c1 = decode_char( p[1] )) > 63) return 0;
2334 if ((c2 = decode_char( p[2] )) > 63) return 0;
2335
2336 if (buf)
2337 {
2338 buf[i + 0] = (c0 << 2) | (c1 >> 4);
2339 buf[i + 1] = (c1 << 4) | (c2 >> 2);
2340 }
2341 i += 2;
2342 }
2343 else
2344 {
2345 if ((c0 = decode_char( p[0] )) > 63) return 0;
2346 if ((c1 = decode_char( p[1] )) > 63) return 0;
2347 if ((c2 = decode_char( p[2] )) > 63) return 0;
2348 if ((c3 = decode_char( p[3] )) > 63) return 0;
2349
2350 if (buf)
2351 {
2352 buf[i + 0] = (c0 << 2) | (c1 >> 4);
2353 buf[i + 1] = (c1 << 4) | (c2 >> 2);
2354 buf[i + 2] = (c2 << 6) | c3;
2355 }
2356 i += 3;
2357 }
2358 return i;
2359 }
2360
2361 static struct authinfo *alloc_authinfo(void)
2362 {
2363 struct authinfo *ret;
2364
2365 if (!(ret = HeapAlloc(GetProcessHeap(), 0, sizeof(*ret) ))) return NULL;
2366
2367 SecInvalidateHandle(&ret->cred);
2368 SecInvalidateHandle(&ret->ctx);
2369 memset(&ret->exp, 0, sizeof(ret->exp));
2370 ret->scheme = 0;
2371 ret->attr = 0;
2372 ret->max_token = 0;
2373 ret->data = NULL;
2374 ret->data_len = 0;
2375 ret->finished = FALSE;
2376 return ret;
2377 }
2378
2379 static void destroy_authinfo(struct authinfo *info)
2380 {
2381 if (!info) return;
2382
2383 if (SecIsValidHandle(&info->ctx))
2384 DeleteSecurityContext(&info->ctx);
2385 if (SecIsValidHandle(&info->cred))
2386 FreeCredentialsHandle(&info->cred);
2387
2388 HeapFree(GetProcessHeap(), 0, info->data);
2389 HeapFree(GetProcessHeap(), 0, info);
2390 }
2391
2392 static const WCHAR basicW[] = {'B','a','s','i','c',0};
2393 static const WCHAR ntlmW[] = {'N','T','L','M',0};
2394 static const WCHAR passportW[] = {'P','a','s','s','p','o','r','t',0};
2395 static const WCHAR digestW[] = {'D','i','g','e','s','t',0};
2396 static const WCHAR negotiateW[] = {'N','e','g','o','t','i','a','t','e',0};
2397
2398 static const struct
2399 {
2400 const WCHAR *str;
2401 unsigned int len;
2402 DWORD scheme;
2403 }
2404 auth_schemes[] =
2405 {
2406 { basicW, ARRAYSIZE(basicW) - 1, RPC_C_HTTP_AUTHN_SCHEME_BASIC },
2407 { ntlmW, ARRAYSIZE(ntlmW) - 1, RPC_C_HTTP_AUTHN_SCHEME_NTLM },
2408 { passportW, ARRAYSIZE(passportW) - 1, RPC_C_HTTP_AUTHN_SCHEME_PASSPORT },
2409 { digestW, ARRAYSIZE(digestW) - 1, RPC_C_HTTP_AUTHN_SCHEME_DIGEST },
2410 { negotiateW, ARRAYSIZE(negotiateW) - 1, RPC_C_HTTP_AUTHN_SCHEME_NEGOTIATE }
2411 };
2412 static const unsigned int num_auth_schemes = sizeof(auth_schemes)/sizeof(auth_schemes[0]);
2413
2414 static DWORD auth_scheme_from_header( const WCHAR *header )
2415 {
2416 unsigned int i;
2417 for (i = 0; i < num_auth_schemes; i++)
2418 {
2419 if (!strncmpiW( header, auth_schemes[i].str, auth_schemes[i].len ) &&
2420 (header[auth_schemes[i].len] == ' ' || !header[auth_schemes[i].len])) return auth_schemes[i].scheme;
2421 }
2422 return 0;
2423 }
2424
2425 static BOOL get_authvalue(HINTERNET request, DWORD scheme, WCHAR *buffer, DWORD buflen)
2426 {
2427 DWORD len, index = 0;
2428 for (;;)
2429 {
2430 len = buflen;
2431 if (!HttpQueryInfoW(request, HTTP_QUERY_WWW_AUTHENTICATE, buffer, &len, &index)) return FALSE;
2432 if (auth_scheme_from_header(buffer) == scheme) break;
2433 }
2434 return TRUE;
2435 }
2436
2437 static RPC_STATUS do_authorization(HINTERNET request, SEC_WCHAR *servername,
2438 const RPC_HTTP_TRANSPORT_CREDENTIALS_W *creds, struct authinfo **auth_ptr)
2439 {
2440 struct authinfo *info = *auth_ptr;
2441 SEC_WINNT_AUTH_IDENTITY_W *id = creds->TransportCredentials;
2442 RPC_STATUS status = RPC_S_SERVER_UNAVAILABLE;
2443
2444 if ((!info && !(info = alloc_authinfo()))) return RPC_S_SERVER_UNAVAILABLE;
2445
2446 switch (creds->AuthnSchemes[0])
2447 {
2448 case RPC_C_HTTP_AUTHN_SCHEME_BASIC:
2449 {
2450 int userlen = WideCharToMultiByte(CP_UTF8, 0, id->User, id->UserLength, NULL, 0, NULL, NULL);
2451 int passlen = WideCharToMultiByte(CP_UTF8, 0, id->Password, id->PasswordLength, NULL, 0, NULL, NULL);
2452
2453 info->data_len = userlen + passlen + 1;
2454 if (!(info->data = HeapAlloc(GetProcessHeap(), 0, info->data_len)))
2455 {
2456 status = RPC_S_OUT_OF_MEMORY;
2457 break;
2458 }
2459 WideCharToMultiByte(CP_UTF8, 0, id->User, id->UserLength, info->data, userlen, NULL, NULL);
2460 info->data[userlen] = ':';
2461 WideCharToMultiByte(CP_UTF8, 0, id->Password, id->PasswordLength, info->data + userlen + 1, passlen, NULL, NULL);
2462
2463 info->scheme = RPC_C_HTTP_AUTHN_SCHEME_BASIC;
2464 info->finished = TRUE;
2465 status = RPC_S_OK;
2466 break;
2467 }
2468 case RPC_C_HTTP_AUTHN_SCHEME_NTLM:
2469 case RPC_C_HTTP_AUTHN_SCHEME_NEGOTIATE:
2470 {
2471
2472 static SEC_WCHAR ntlmW[] = {'N','T','L','M',0}, negotiateW[] = {'N','e','g','o','t','i','a','t','e',0};
2473 SECURITY_STATUS ret;
2474 SecBufferDesc out_desc, in_desc;
2475 SecBuffer out, in;
2476 ULONG flags = ISC_REQ_CONNECTION|ISC_REQ_USE_DCE_STYLE|ISC_REQ_MUTUAL_AUTH|ISC_REQ_DELEGATE;
2477 SEC_WCHAR *scheme;
2478 int scheme_len;
2479 const WCHAR *p;
2480 WCHAR auth_value[2048];
2481 DWORD size = sizeof(auth_value);
2482 BOOL first = FALSE;
2483
2484 if (creds->AuthnSchemes[0] == RPC_C_HTTP_AUTHN_SCHEME_NTLM) scheme = ntlmW;
2485 else scheme = negotiateW;
2486 scheme_len = strlenW( scheme );
2487
2488 if (!*auth_ptr)
2489 {
2490 TimeStamp exp;
2491 SecPkgInfoW *pkg_info;
2492
2493 ret = AcquireCredentialsHandleW(NULL, scheme, SECPKG_CRED_OUTBOUND, NULL, id, NULL, NULL, &info->cred, &exp);
2494 if (ret != SEC_E_OK) break;
2495
2496 ret = QuerySecurityPackageInfoW(scheme, &pkg_info);
2497 if (ret != SEC_E_OK) break;
2498
2499 info->max_token = pkg_info->cbMaxToken;
2500 FreeContextBuffer(pkg_info);
2501 first = TRUE;
2502 }
2503 else
2504 {
2505 if (info->finished || !get_authvalue(request, creds->AuthnSchemes[0], auth_value, size)) break;
2506 if (auth_scheme_from_header(auth_value) != info->scheme)
2507 {
2508 ERR("authentication scheme changed\n");
2509 break;
2510 }
2511 }
2512 in.BufferType = SECBUFFER_TOKEN;
2513 in.cbBuffer = 0;
2514 in.pvBuffer = NULL;
2515
2516 in_desc.ulVersion = 0;
2517 in_desc.cBuffers = 1;
2518 in_desc.pBuffers = &in;
2519
2520 p = auth_value + scheme_len;
2521 if (!first && *p == ' ')
2522 {
2523 int len = strlenW(++p);
2524 in.cbBuffer = decode_base64(p, len, NULL);
2525 if (!(in.pvBuffer = HeapAlloc(GetProcessHeap(), 0, in.cbBuffer))) break;
2526 decode_base64(p, len, in.pvBuffer);
2527 }
2528 out.BufferType = SECBUFFER_TOKEN;
2529 out.cbBuffer = info->max_token;
2530 if (!(out.pvBuffer = HeapAlloc(GetProcessHeap(), 0, out.cbBuffer)))
2531 {
2532 HeapFree(GetProcessHeap(), 0, in.pvBuffer);
2533 break;
2534 }
2535 out_desc.ulVersion = 0;
2536 out_desc.cBuffers = 1;
2537 out_desc.pBuffers = &out;
2538
2539 ret = InitializeSecurityContextW(first ? &info->cred : NULL, first ? NULL : &info->ctx,
2540 first ? servername : NULL, flags, 0, SECURITY_NETWORK_DREP,
2541 in.pvBuffer ? &in_desc : NULL, 0, &info->ctx, &out_desc,
2542 &info->attr, &info->exp);
2543 HeapFree(GetProcessHeap(), 0, in.pvBuffer);
2544 if (ret == SEC_E_OK)
2545 {
2546 HeapFree(GetProcessHeap(), 0, info->data);
2547 info->data = out.pvBuffer;
2548 info->data_len = out.cbBuffer;
2549 info->finished = TRUE;
2550 TRACE("sending last auth packet\n");
2551 status = RPC_S_OK;
2552 }
2553 else if (ret == SEC_I_CONTINUE_NEEDED)
2554 {
2555 HeapFree(GetProcessHeap(), 0, info->data);
2556 info->data = out.pvBuffer;
2557 info->data_len = out.cbBuffer;
2558 TRACE("sending next auth packet\n");
2559 status = RPC_S_OK;
2560 }
2561 else
2562 {
2563 ERR("InitializeSecurityContextW failed with error 0x%08x\n", ret);
2564 HeapFree(GetProcessHeap(), 0, out.pvBuffer);
2565 break;
2566 }
2567 info->scheme = creds->AuthnSchemes[0];
2568 break;
2569 }
2570 default:
2571 FIXME("scheme %u not supported\n", creds->AuthnSchemes[0]);
2572 break;
2573 }
2574
2575 if (status != RPC_S_OK)
2576 {
2577 destroy_authinfo(info);
2578 *auth_ptr = NULL;
2579 return status;
2580 }
2581 *auth_ptr = info;
2582 return RPC_S_OK;
2583 }
2584
2585 static RPC_STATUS insert_authorization_header(HINTERNET request, ULONG scheme, char *data, int data_len)
2586 {
2587 static const WCHAR authW[] = {'A','u','t','h','o','r','i','z','a','t','i','o','n',':',' '};
2588 static const WCHAR basicW[] = {'B','a','s','i','c',' '};
2589 static const WCHAR negotiateW[] = {'N','e','g','o','t','i','a','t','e',' '};
2590 static const WCHAR ntlmW[] = {'N','T','L','M',' '};
2591 int scheme_len, auth_len = sizeof(authW) / sizeof(authW[0]), len = ((data_len + 2) * 4) / 3;
2592 const WCHAR *scheme_str;
2593 WCHAR *header, *ptr;
2594 RPC_STATUS status = RPC_S_SERVER_UNAVAILABLE;
2595
2596 switch (scheme)
2597 {
2598 case RPC_C_HTTP_AUTHN_SCHEME_BASIC:
2599 scheme_str = basicW;
2600 scheme_len = sizeof(basicW) / sizeof(basicW[0]);
2601 break;
2602 case RPC_C_HTTP_AUTHN_SCHEME_NEGOTIATE:
2603 scheme_str = negotiateW;
2604 scheme_len = sizeof(negotiateW) / sizeof(negotiateW[0]);
2605 break;
2606 case RPC_C_HTTP_AUTHN_SCHEME_NTLM:
2607 scheme_str = ntlmW;
2608 scheme_len = sizeof(ntlmW) / sizeof(ntlmW[0]);
2609 break;
2610 default:
2611 ERR("unknown scheme %u\n", scheme);
2612 return RPC_S_SERVER_UNAVAILABLE;
2613 }
2614 if ((header = HeapAlloc(GetProcessHeap(), 0, (auth_len + scheme_len + len + 2) * sizeof(WCHAR))))
2615 {
2616 memcpy(header, authW, auth_len * sizeof(WCHAR));
2617 ptr = header + auth_len;
2618 memcpy(ptr, scheme_str, scheme_len * sizeof(WCHAR));
2619 ptr += scheme_len;
2620 len = encode_base64(data, data_len, ptr);
2621 ptr[len++] = '\r';
2622 ptr[len++] = '\n';
2623 ptr[len] = 0;
2624 if (HttpAddRequestHeadersW(request, header, -1, HTTP_ADDREQ_FLAG_ADD|HTTP_ADDREQ_FLAG_REPLACE))
2625 status = RPC_S_OK;
2626 HeapFree(GetProcessHeap(), 0, header);
2627 }
2628 return status;
2629 }
2630
2631 static void drain_content(HINTERNET request, RpcHttpAsyncData *async_data, HANDLE cancel_event)
2632 {
2633 DWORD count, len = 0, size = sizeof(len);
2634 char buf[2048];
2635
2636 HttpQueryInfoW(request, HTTP_QUERY_FLAG_NUMBER|HTTP_QUERY_CONTENT_LENGTH, &len, &size, NULL);
2637 if (!len) return;
2638 for (;;)
2639 {
2640 count = min(sizeof(buf), len);
2641 if (rpcrt4_http_async_read(request, async_data, cancel_event, buf, count) <= 0) return;
2642 len -= count;
2643 }
2644 }
2645
2646 static RPC_STATUS authorize_request(RpcConnection_http *httpc, HINTERNET request)
2647 {
2648 static const WCHAR authW[] = {'A','u','t','h','o','r','i','z','a','t','i','o','n',':','\r','\n',0};
2649 struct authinfo *info = NULL;
2650 RPC_STATUS status;
2651 BOOL ret;
2652
2653 for (;;)
2654 {
2655 status = do_authorization(request, httpc->servername, httpc->common.QOS->qos->u.HttpCredentials, &info);
2656 if (status != RPC_S_OK) break;
2657
2658 status = insert_authorization_header(request, info->scheme, info->data, info->data_len);
2659 if (status != RPC_S_OK) break;
2660
2661 prepare_async_request(httpc->async_data);
2662 ret = HttpSendRequestW(request, NULL, 0, NULL, 0);
2663 status = wait_async_request(httpc->async_data, ret, httpc->cancel_event);
2664 if (status != RPC_S_OK || info->finished) break;
2665
2666 status = rpcrt4_http_check_response(request);
2667 if (status != RPC_S_OK && status != ERROR_ACCESS_DENIED) break;
2668 drain_content(request, httpc->async_data, httpc->cancel_event);
2669 }
2670
2671 if (info->scheme != RPC_C_HTTP_AUTHN_SCHEME_BASIC)
2672 HttpAddRequestHeadersW(request, authW, -1, HTTP_ADDREQ_FLAG_REPLACE | HTTP_ADDREQ_FLAG_ADD);
2673
2674 destroy_authinfo(info);
2675 return status;
2676 }
2677
2678 static BOOL has_credentials(RpcConnection_http *httpc)
2679 {
2680 RPC_HTTP_TRANSPORT_CREDENTIALS_W *creds;
2681 SEC_WINNT_AUTH_IDENTITY_W *id;
2682
2683 if (!httpc->common.QOS || httpc->common.QOS->qos->AdditionalSecurityInfoType != RPC_C_AUTHN_INFO_TYPE_HTTP)
2684 return FALSE;
2685
2686 creds = httpc->common.QOS->qos->u.HttpCredentials;
2687 if (creds->AuthenticationTarget != RPC_C_HTTP_AUTHN_TARGET_SERVER || !creds->NumberOfAuthnSchemes)
2688 return FALSE;
2689
2690 id = creds->TransportCredentials;
2691 if (!id || !id->User || !id->Password) return FALSE;
2692
2693 return TRUE;
2694 }
2695
2696 static BOOL is_secure(RpcConnection_http *httpc)
2697 {
2698 return httpc->common.QOS &&
2699 (httpc->common.QOS->qos->AdditionalSecurityInfoType == RPC_C_AUTHN_INFO_TYPE_HTTP) &&
2700 (httpc->common.QOS->qos->u.HttpCredentials->Flags & RPC_C_HTTP_FLAG_USE_SSL);
2701 }
2702
2703 static RPC_STATUS set_auth_cookie(RpcConnection_http *httpc, const WCHAR *value)
2704 {
2705 static WCHAR httpW[] = {'h','t','t','p',0};
2706 static WCHAR httpsW[] = {'h','t','t','p','s',0};
2707 URL_COMPONENTSW uc;
2708 DWORD len;
2709 WCHAR *url;
2710 BOOL ret;
2711
2712 if (!value) return RPC_S_OK;
2713
2714 uc.dwStructSize = sizeof(uc);
2715 uc.lpszScheme = is_secure(httpc) ? httpsW : httpW;
2716 uc.dwSchemeLength = 0;
2717 uc.lpszHostName = httpc->servername;
2718 uc.dwHostNameLength = 0;
2719 uc.nPort = 0;
2720 uc.lpszUserName = NULL;
2721 uc.dwUserNameLength = 0;
2722 uc.lpszPassword = NULL;
2723 uc.dwPasswordLength = 0;
2724 uc.lpszUrlPath = NULL;
2725 uc.dwUrlPathLength = 0;
2726 uc.lpszExtraInfo = NULL;
2727 uc.dwExtraInfoLength = 0;
2728
2729 if (!InternetCreateUrlW(&uc, 0, NULL, &len) && (GetLastError() != ERROR_INSUFFICIENT_BUFFER))
2730 return RPC_S_SERVER_UNAVAILABLE;
2731
2732 if (!(url = HeapAlloc(GetProcessHeap(), 0, len))) return RPC_S_OUT_OF_MEMORY;
2733
2734 len = len / sizeof(WCHAR) - 1;
2735 if (!InternetCreateUrlW(&uc, 0, url, &len))
2736 {
2737 HeapFree(GetProcessHeap(), 0, url);
2738 return RPC_S_SERVER_UNAVAILABLE;
2739 }
2740
2741 ret = InternetSetCookieW(url, NULL, value);
2742 HeapFree(GetProcessHeap(), 0, url);
2743 if (!ret) return RPC_S_SERVER_UNAVAILABLE;
2744
2745 return RPC_S_OK;
2746 }
2747
2748 static RPC_STATUS rpcrt4_ncacn_http_open(RpcConnection* Connection)
2749 {
2750 RpcConnection_http *httpc = (RpcConnection_http *)Connection;
2751 static const WCHAR wszVerbIn[] = {'R','P','C','_','I','N','_','D','A','T','A',0};
2752 static const WCHAR wszVerbOut[] = {'R','P','C','_','O','U','T','_','D','A','T','A',0};
2753 static const WCHAR wszRpcProxyPrefix[] = {'/','r','p','c','/','r','p','c','p','r','o','x','y','.','d','l','l','?',0};
2754 static const WCHAR wszColon[] = {':',0};
2755 static const WCHAR wszAcceptType[] = {'a','p','p','l','i','c','a','t','i','o','n','/','r','p','c',0};
2756 LPCWSTR wszAcceptTypes[] = { wszAcceptType, NULL };
2757 DWORD flags;
2758 WCHAR *url;
2759 RPC_STATUS status;
2760 BOOL secure, credentials;
2761 HttpTimerThreadData *timer_data;
2762 HANDLE thread;
2763
2764 TRACE("(%s, %s)\n", Connection->NetworkAddr, Connection->Endpoint);
2765
2766 if (Connection->server)
2767 {
2768 ERR("ncacn_http servers not supported yet\n");
2769 return RPC_S_SERVER_UNAVAILABLE;
2770 }
2771
2772 if (httpc->in_request)
2773 return RPC_S_OK;
2774
2775 httpc->async_data->completion_event = CreateEventW(NULL, FALSE, FALSE, NULL);
2776
2777 UuidCreate(&httpc->connection_uuid);
2778 UuidCreate(&httpc->in_pipe_uuid);
2779 UuidCreate(&httpc->out_pipe_uuid);
2780
2781 status = rpcrt4_http_internet_connect(httpc);
2782 if (status != RPC_S_OK)
2783 return status;
2784
2785 url = HeapAlloc(GetProcessHeap(), 0, sizeof(wszRpcProxyPrefix) + (strlen(Connection->NetworkAddr) + 1 + strlen(Connection->Endpoint))*sizeof(WCHAR));
2786 if (!url)
2787 return RPC_S_OUT_OF_MEMORY;
2788 memcpy(url, wszRpcProxyPrefix, sizeof(wszRpcProxyPrefix));
2789 MultiByteToWideChar(CP_ACP, 0, Connection->NetworkAddr, -1, url+sizeof(wszRpcProxyPrefix)/sizeof(wszRpcProxyPrefix[0])-1, strlen(Connection->NetworkAddr)+1);
2790 strcatW(url, wszColon);
2791 MultiByteToWideChar(CP_ACP, 0, Connection->Endpoint, -1, url+strlenW(url), strlen(Connection->Endpoint)+1);
2792
2793 secure = is_secure(httpc);
2794 credentials = has_credentials(httpc);
2795
2796 flags = INTERNET_FLAG_KEEP_CONNECTION | INTERNET_FLAG_PRAGMA_NOCACHE | INTERNET_FLAG_NO_CACHE_WRITE |
2797 INTERNET_FLAG_NO_AUTO_REDIRECT;
2798 if (secure) flags |= INTERNET_FLAG_SECURE;
2799 if (credentials) flags |= INTERNET_FLAG_NO_AUTH;
2800
2801 status = set_auth_cookie(httpc, Connection->CookieAuth);
2802 if (status != RPC_S_OK)
2803 {
2804 HeapFree(GetProcessHeap(), 0, url);
2805 return status;
2806 }
2807 httpc->in_request = HttpOpenRequestW(httpc->session, wszVerbIn, url, NULL, NULL, wszAcceptTypes,
2808 flags, (DWORD_PTR)httpc->async_data);
2809 if (!httpc->in_request)
2810 {
2811 ERR("HttpOpenRequestW failed with error %d\n", GetLastError());
2812 HeapFree(GetProcessHeap(), 0, url);
2813 return RPC_S_SERVER_UNAVAILABLE;
2814 }
2815
2816 if (credentials)
2817 {
2818 status = authorize_request(httpc, httpc->in_request);
2819 if (status != RPC_S_OK)
2820 {
2821 HeapFree(GetProcessHeap(), 0, url);
2822 return status;
2823 }
2824 status = rpcrt4_http_check_response(httpc->in_request);
2825 if (status != RPC_S_OK)
2826 {
2827 HeapFree(GetProcessHeap(), 0, url);
2828 return status;
2829 }
2830 drain_content(httpc->in_request, httpc->async_data, httpc->cancel_event);
2831 }
2832
2833 httpc->out_request = HttpOpenRequestW(httpc->session, wszVerbOut, url, NULL, NULL, wszAcceptTypes,
2834 flags, (DWORD_PTR)httpc->async_data);
2835 HeapFree(GetProcessHeap(), 0, url);
2836 if (!httpc->out_request)
2837 {
2838 ERR("HttpOpenRequestW failed with error %d\n", GetLastError());
2839 return RPC_S_SERVER_UNAVAILABLE;
2840 }
2841
2842 if (credentials)
2843 {
2844 status = authorize_request(httpc, httpc->out_request);
2845 if (status != RPC_S_OK)
2846 return status;
2847 }
2848
2849 status = rpcrt4_http_prepare_in_pipe(httpc->in_request, httpc->async_data, httpc->cancel_event,
2850 &httpc->connection_uuid, &httpc->in_pipe_uuid,
2851 &Connection->assoc->http_uuid, credentials);
2852 if (status != RPC_S_OK)
2853 return status;
2854
2855 status = rpcrt4_http_prepare_out_pipe(httpc->out_request, httpc->async_data, httpc->cancel_event,
2856 &httpc->connection_uuid, &httpc->out_pipe_uuid,
2857 &httpc->flow_control_increment, credentials);
2858 if (status != RPC_S_OK)
2859 return status;
2860
2861 httpc->flow_control_mark = httpc->flow_control_increment / 2;
2862 httpc->last_sent_time = GetTickCount();
2863 httpc->timer_cancelled = CreateEventW(NULL, FALSE, FALSE, NULL);
2864
2865 timer_data = HeapAlloc(GetProcessHeap(), 0, sizeof(*timer_data));
2866 if (!timer_data)
2867 return ERROR_OUTOFMEMORY;
2868 timer_data->timer_param = httpc->in_request;
2869 timer_data->last_sent_time = &httpc->last_sent_time;
2870 timer_data->timer_cancelled = httpc->timer_cancelled;
2871 /* FIXME: should use CreateTimerQueueTimer when implemented */
2872 thread = CreateThread(NULL, 0, rpcrt4_http_timer_thread, timer_data, 0, NULL);
2873 if (!thread)
2874 {
2875 HeapFree(GetProcessHeap(), 0, timer_data);
2876 return GetLastError();
2877 }
2878 CloseHandle(thread);
2879
2880 return RPC_S_OK;
2881 }
2882
2883 static RPC_STATUS rpcrt4_ncacn_http_handoff(RpcConnection *old_conn, RpcConnection *new_conn)
2884 {
2885 assert(0);
2886 return RPC_S_SERVER_UNAVAILABLE;
2887 }
2888
2889 static int rpcrt4_ncacn_http_read(RpcConnection *Connection,
2890 void *buffer, unsigned int count)
2891 {
2892 RpcConnection_http *httpc = (RpcConnection_http *) Connection;
2893 return rpcrt4_http_async_read(httpc->out_request, httpc->async_data, httpc->cancel_event, buffer, count);
2894 }
2895
2896 static RPC_STATUS rpcrt4_ncacn_http_receive_fragment(RpcConnection *Connection, RpcPktHdr **Header, void **Payload)
2897 {
2898 RpcConnection_http *httpc = (RpcConnection_http *) Connection;
2899 RPC_STATUS status;
2900 DWORD hdr_length;
2901 LONG dwRead;
2902 RpcPktCommonHdr common_hdr;
2903
2904 *Header = NULL;
2905
2906 TRACE("(%p, %p, %p)\n", Connection, Header, Payload);
2907
2908 again:
2909 /* read packet common header */
2910 dwRead = rpcrt4_ncacn_http_read(Connection, &common_hdr, sizeof(common_hdr));
2911 if (dwRead != sizeof(common_hdr)) {
2912 WARN("Short read of header, %d bytes\n", dwRead);
2913 status = RPC_S_PROTOCOL_ERROR;
2914 goto fail;
2915 }
2916 if (!memcmp(&common_hdr, "HTTP/1.1", sizeof("HTTP/1.1")) ||
2917 !memcmp(&common_hdr, "HTTP/1.0", sizeof("HTTP/1.0")))
2918 {
2919 FIXME("server returned %s\n", debugstr_a((const char *)&common_hdr));
2920 status = RPC_S_PROTOCOL_ERROR;
2921 goto fail;
2922 }
2923
2924 status = RPCRT4_ValidateCommonHeader(&common_hdr);
2925 if (status != RPC_S_OK) goto fail;
2926
2927 hdr_length = RPCRT4_GetHeaderSize((RpcPktHdr*)&common_hdr);
2928 if (hdr_length == 0) {
2929 WARN("header length == 0\n");
2930 status = RPC_S_PROTOCOL_ERROR;
2931 goto fail;
2932 }
2933
2934 *Header = HeapAlloc(GetProcessHeap(), 0, hdr_length);
2935 if (!*Header)
2936 {
2937 status = RPC_S_OUT_OF_RESOURCES;
2938 goto fail;
2939 }
2940 memcpy(*Header, &common_hdr, sizeof(common_hdr));
2941
2942 /* read the rest of packet header */
2943 dwRead = rpcrt4_ncacn_http_read(Connection, &(*Header)->common + 1, hdr_length - sizeof(common_hdr));
2944 if (dwRead != hdr_length - sizeof(common_hdr)) {
2945 WARN("bad header length, %d bytes, hdr_length %d\n", dwRead, hdr_length);
2946 status = RPC_S_PROTOCOL_ERROR;
2947 goto fail;
2948 }
2949
2950 if (common_hdr.frag_len - hdr_length)
2951 {
2952 *Payload = HeapAlloc(GetProcessHeap(), 0, common_hdr.frag_len - hdr_length);
2953 if (!*Payload)
2954 {
2955 status = RPC_S_OUT_OF_RESOURCES;
2956 goto fail;
2957 }
2958
2959 dwRead = rpcrt4_ncacn_http_read(Connection, *Payload, common_hdr.frag_len - hdr_length);
2960 if (dwRead != common_hdr.frag_len - hdr_length)
2961 {
2962 WARN("bad data length, %d/%d\n", dwRead, common_hdr.frag_len - hdr_length);
2963 status = RPC_S_PROTOCOL_ERROR;
2964 goto fail;
2965 }
2966 }
2967 else
2968 *Payload = NULL;
2969
2970 if ((*Header)->common.ptype == PKT_HTTP)
2971 {
2972 if (!RPCRT4_IsValidHttpPacket(*Header, *Payload, common_hdr.frag_len - hdr_length))
2973 {
2974 ERR("invalid http packet of length %d bytes\n", (*Header)->common.frag_len);
2975 status = RPC_S_PROTOCOL_ERROR;
2976 goto fail;
2977 }
2978 if ((*Header)->http.flags == 0x0001)
2979 {
2980 TRACE("http idle packet, waiting for real packet\n");
2981 if ((*Header)->http.num_data_items != 0)
2982 {
2983 ERR("HTTP idle packet should have no data items instead of %d\n", (*Header)->http.num_data_items);
2984 status = RPC_S_PROTOCOL_ERROR;
2985 goto fail;
2986 }
2987 }
2988 else if ((*Header)->http.flags == 0x0002)
2989 {
2990 ULONG bytes_transmitted;
2991 ULONG flow_control_increment;
2992 UUID pipe_uuid;
2993 status = RPCRT4_ParseHttpFlowControlHeader(*Header, *Payload,
2994 Connection->server,
2995 &bytes_transmitted,
2996 &flow_control_increment,
2997 &pipe_uuid);
2998 if (status != RPC_S_OK)
2999 goto fail;
3000 TRACE("received http flow control header (0x%x, 0x%x, %s)\n",
3001 bytes_transmitted, flow_control_increment, debugstr_guid(&pipe_uuid));
3002 /* FIXME: do something with parsed data */
3003 }
3004 else
3005 {
3006 FIXME("unrecognised http packet with flags 0x%04x\n", (*Header)->http.flags);
3007 status = RPC_S_PROTOCOL_ERROR;
3008 goto fail;
3009 }
3010 RPCRT4_FreeHeader(*Header);
3011 *Header = NULL;
3012 HeapFree(GetProcessHeap(), 0, *Payload);
3013 *Payload = NULL;
3014 goto again;
3015 }
3016
3017 /* success */
3018 status = RPC_S_OK;
3019
3020 httpc->bytes_received += common_hdr.frag_len;
3021
3022 TRACE("httpc->bytes_received = 0x%x\n", httpc->bytes_received);
3023
3024 if (httpc->bytes_received > httpc->flow_control_mark)
3025 {
3026 RpcPktHdr *hdr = RPCRT4_BuildHttpFlowControlHeader(httpc->common.server,
3027 httpc->bytes_received,
3028 httpc->flow_control_increment,
3029 &httpc->out_pipe_uuid);
3030 if (hdr)
3031 {
3032 DWORD bytes_written;
3033 BOOL ret2;
3034 TRACE("sending flow control packet at 0x%x\n", httpc->bytes_received);
3035 ret2 = InternetWriteFile(httpc->in_request, hdr, hdr->common.frag_len, &bytes_written);
3036 RPCRT4_FreeHeader(hdr);
3037 if (ret2)
3038 httpc->flow_control_mark = httpc->bytes_received + httpc->flow_control_increment / 2;
3039 }
3040 }
3041
3042 fail:
3043 if (status != RPC_S_OK) {
3044 RPCRT4_FreeHeader(*Header);
3045 *Header = NULL;
3046 HeapFree(GetProcessHeap(), 0, *Payload);
3047 *Payload = NULL;
3048 }
3049 return status;
3050 }
3051
3052 static int rpcrt4_ncacn_http_write(RpcConnection *Connection,
3053 const void *buffer, unsigned int count)
3054 {
3055 RpcConnection_http *httpc = (RpcConnection_http *) Connection;
3056 DWORD bytes_written;
3057 BOOL ret;
3058
3059 httpc->last_sent_time = ~0U; /* disable idle packet sending */
3060 ret = InternetWriteFile(httpc->in_request, buffer, count, &bytes_written);
3061 httpc->last_sent_time = GetTickCount();
3062 TRACE("%p %p %u -> %s\n", httpc->in_request, buffer, count, ret ? "TRUE" : "FALSE");
3063 return ret ? bytes_written : -1;
3064 }
3065
3066 static int rpcrt4_ncacn_http_close(RpcConnection *Connection)
3067 {
3068 RpcConnection_http *httpc = (RpcConnection_http *) Connection;
3069
3070 TRACE("\n");
3071
3072 SetEvent(httpc->timer_cancelled);
3073 if (httpc->in_request)
3074 InternetCloseHandle(httpc->in_request);
3075 httpc->in_request = NULL;
3076 if (httpc->out_request)
3077 InternetCloseHandle(httpc->out_request);
3078 httpc->out_request = NULL;
3079 if (httpc->app_info)
3080 InternetCloseHandle(httpc->app_info);
3081 httpc->app_info = NULL;
3082 if (httpc->session)
3083 InternetCloseHandle(httpc->session);
3084 httpc->session = NULL;
3085 RpcHttpAsyncData_Release(httpc->async_data);
3086 if (httpc->cancel_event)
3087 CloseHandle(httpc->cancel_event);
3088 HeapFree(GetProcessHeap(), 0, httpc->servername);
3089 httpc->servername = NULL;
3090
3091 return 0;
3092 }
3093
3094 static void rpcrt4_ncacn_http_close_read(RpcConnection *conn)
3095 {
3096 rpcrt4_ncacn_http_close(conn); /* FIXME */
3097 }
3098
3099 static void rpcrt4_ncacn_http_cancel_call(RpcConnection *Connection)
3100 {
3101 RpcConnection_http *httpc = (RpcConnection_http *) Connection;
3102
3103 SetEvent(httpc->cancel_event);
3104 }
3105
3106 static RPC_STATUS rpcrt4_ncacn_http_is_server_listening(const char *endpoint)
3107 {
3108 FIXME("\n");
3109 return RPC_S_ACCESS_DENIED;
3110 }
3111
3112 static int rpcrt4_ncacn_http_wait_for_incoming_data(RpcConnection *Connection)
3113 {
3114 RpcConnection_http *httpc = (RpcConnection_http *) Connection;
3115 BOOL ret;
3116 RPC_STATUS status;
3117
3118 prepare_async_request(httpc->async_data);
3119 ret = InternetQueryDataAvailable(httpc->out_request,
3120 &httpc->async_data->inet_buffers.dwBufferLength, IRF_ASYNC, 0);
3121 status = wait_async_request(httpc->async_data, ret, httpc->cancel_event);
3122 return status == RPC_S_OK ? 0 : -1;
3123 }
3124
3125 static size_t rpcrt4_ncacn_http_get_top_of_tower(unsigned char *tower_data,
3126 const char *networkaddr,
3127 const char *endpoint)
3128 {
3129 return rpcrt4_ip_tcp_get_top_of_tower(tower_data, networkaddr,
3130 EPM_PROTOCOL_HTTP, endpoint);
3131 }
3132
3133 static RPC_STATUS rpcrt4_ncacn_http_parse_top_of_tower(const unsigned char *tower_data,
3134 size_t tower_size,
3135 char **networkaddr,
3136 char **endpoint)
3137 {
3138 return rpcrt4_ip_tcp_parse_top_of_tower(tower_data, tower_size,
3139 networkaddr, EPM_PROTOCOL_HTTP,
3140 endpoint);
3141 }
3142
3143 static const struct connection_ops conn_protseq_list[] = {
3144 { "ncacn_np",
3145 { EPM_PROTOCOL_NCACN, EPM_PROTOCOL_SMB },
3146 rpcrt4_conn_np_alloc,
3147 rpcrt4_ncacn_np_open,
3148 rpcrt4_ncacn_np_handoff,
3149 rpcrt4_conn_np_read,
3150 rpcrt4_conn_np_write,
3151 rpcrt4_conn_np_close,
3152 rpcrt4_conn_np_close_read,
3153 rpcrt4_conn_np_cancel_call,
3154 rpcrt4_ncacn_np_is_server_listening,
3155 rpcrt4_conn_np_wait_for_incoming_data,
3156 rpcrt4_ncacn_np_get_top_of_tower,
3157 rpcrt4_ncacn_np_parse_top_of_tower,
3158 NULL,
3159 RPCRT4_default_is_authorized,
3160 RPCRT4_default_authorize,
3161 RPCRT4_default_secure_packet,
3162 rpcrt4_conn_np_impersonate_client,
3163 rpcrt4_conn_np_revert_to_self,
3164 RPCRT4_default_inquire_auth_client,
3165 },
3166 { "ncalrpc",
3167 { EPM_PROTOCOL_NCALRPC, EPM_PROTOCOL_PIPE },
3168 rpcrt4_conn_np_alloc,
3169 rpcrt4_ncalrpc_open,
3170 rpcrt4_ncalrpc_handoff,
3171 rpcrt4_conn_np_read,
3172 rpcrt4_conn_np_write,
3173 rpcrt4_conn_np_close,
3174 rpcrt4_conn_np_close_read,
3175 rpcrt4_conn_np_cancel_call,
3176 rpcrt4_ncalrpc_np_is_server_listening,
3177 rpcrt4_conn_np_wait_for_incoming_data,
3178 rpcrt4_ncalrpc_get_top_of_tower,
3179 rpcrt4_ncalrpc_parse_top_of_tower,
3180 NULL,
3181 rpcrt4_ncalrpc_is_authorized,
3182 rpcrt4_ncalrpc_authorize,
3183 rpcrt4_ncalrpc_secure_packet,
3184 rpcrt4_conn_np_impersonate_client,
3185 rpcrt4_conn_np_revert_to_self,
3186 rpcrt4_ncalrpc_inquire_auth_client,
3187 },
3188 { "ncacn_ip_tcp",
3189 { EPM_PROTOCOL_NCACN, EPM_PROTOCOL_TCP },
3190 rpcrt4_conn_tcp_alloc,
3191 rpcrt4_ncacn_ip_tcp_open,
3192 rpcrt4_conn_tcp_handoff,
3193 rpcrt4_conn_tcp_read,
3194 rpcrt4_conn_tcp_write,
3195 rpcrt4_conn_tcp_close,
3196 rpcrt4_conn_tcp_close_read,
3197 rpcrt4_conn_tcp_cancel_call,
3198 rpcrt4_conn_tcp_is_server_listening,
3199 rpcrt4_conn_tcp_wait_for_incoming_data,
3200 rpcrt4_ncacn_ip_tcp_get_top_of_tower,
3201 rpcrt4_ncacn_ip_tcp_parse_top_of_tower,
3202 NULL,
3203 RPCRT4_default_is_authorized,
3204 RPCRT4_default_authorize,
3205 RPCRT4_default_secure_packet,
3206 RPCRT4_default_impersonate_client,
3207 RPCRT4_default_revert_to_self,
3208 RPCRT4_default_inquire_auth_client,
3209 },
3210 { "ncacn_http",
3211 { EPM_PROTOCOL_NCACN, EPM_PROTOCOL_HTTP },
3212 rpcrt4_ncacn_http_alloc,
3213 rpcrt4_ncacn_http_open,
3214 rpcrt4_ncacn_http_handoff,
3215 rpcrt4_ncacn_http_read,
3216 rpcrt4_ncacn_http_write,
3217 rpcrt4_ncacn_http_close,
3218 rpcrt4_ncacn_http_close_read,
3219 rpcrt4_ncacn_http_cancel_call,
3220 rpcrt4_ncacn_http_is_server_listening,
3221 rpcrt4_ncacn_http_wait_for_incoming_data,
3222 rpcrt4_ncacn_http_get_top_of_tower,
3223 rpcrt4_ncacn_http_parse_top_of_tower,
3224 rpcrt4_ncacn_http_receive_fragment,
3225 RPCRT4_default_is_authorized,
3226 RPCRT4_default_authorize,
3227 RPCRT4_default_secure_packet,
3228 RPCRT4_default_impersonate_client,
3229 RPCRT4_default_revert_to_self,
3230 RPCRT4_default_inquire_auth_client,
3231 },
3232 };
3233
3234
3235 static const struct protseq_ops protseq_list[] =
3236 {
3237 {
3238 "ncacn_np",
3239 rpcrt4_protseq_np_alloc,
3240 rpcrt4_protseq_np_signal_state_changed,
3241 rpcrt4_protseq_np_get_wait_array,
3242 rpcrt4_protseq_np_free_wait_array,
3243 rpcrt4_protseq_np_wait_for_new_connection,
3244 rpcrt4_protseq_ncacn_np_open_endpoint,
3245 },
3246 {
3247 "ncalrpc",
3248 rpcrt4_protseq_np_alloc,
3249 rpcrt4_protseq_np_signal_state_changed,
3250 rpcrt4_protseq_np_get_wait_array,
3251 rpcrt4_protseq_np_free_wait_array,
3252 rpcrt4_protseq_np_wait_for_new_connection,
3253 rpcrt4_protseq_ncalrpc_open_endpoint,
3254 },
3255 {
3256 "ncacn_ip_tcp",
3257 rpcrt4_protseq_sock_alloc,
3258 rpcrt4_protseq_sock_signal_state_changed,
3259 rpcrt4_protseq_sock_get_wait_array,
3260 rpcrt4_protseq_sock_free_wait_array,
3261 rpcrt4_protseq_sock_wait_for_new_connection,
3262 rpcrt4_protseq_ncacn_ip_tcp_open_endpoint,
3263 },
3264 };
3265
3266 const struct protseq_ops *rpcrt4_get_protseq_ops(const char *protseq)
3267 {
3268 unsigned int i;
3269 for(i=0; i<ARRAYSIZE(protseq_list); i++)
3270 if (!strcmp(protseq_list[i].name, protseq))
3271 return &protseq_list[i];
3272 return NULL;
3273 }
3274
3275 static const struct connection_ops *rpcrt4_get_conn_protseq_ops(const char *protseq)
3276 {
3277 unsigned int i;
3278 for(i=0; i<ARRAYSIZE(conn_protseq_list); i++)
3279 if (!strcmp(conn_protseq_list[i].name, protseq))
3280 return &conn_protseq_list[i];
3281 return NULL;
3282 }
3283
3284 /**** interface to rest of code ****/
3285
3286 RPC_STATUS RPCRT4_OpenClientConnection(RpcConnection* Connection)
3287 {
3288 TRACE("(Connection == ^%p)\n", Connection);
3289
3290 assert(!Connection->server);
3291 return Connection->ops->open_connection_client(Connection);
3292 }
3293
3294 RPC_STATUS RPCRT4_CloseConnection(RpcConnection* Connection)
3295 {
3296 TRACE("(Connection == ^%p)\n", Connection);
3297 if (SecIsValidHandle(&Connection->ctx))
3298 {
3299 DeleteSecurityContext(&Connection->ctx);
3300 SecInvalidateHandle(&Connection->ctx);
3301 }
3302 rpcrt4_conn_close(Connection);
3303 return RPC_S_OK;
3304 }
3305
3306 RPC_STATUS RPCRT4_CreateConnection(RpcConnection** Connection, BOOL server,
3307 LPCSTR Protseq, LPCSTR NetworkAddr, LPCSTR Endpoint,
3308 LPCWSTR NetworkOptions, RpcAuthInfo* AuthInfo, RpcQualityOfService *QOS, LPCWSTR CookieAuth)
3309 {
3310 static LONG next_id;
3311 const struct connection_ops *ops;
3312 RpcConnection* NewConnection;
3313
3314 ops = rpcrt4_get_conn_protseq_ops(Protseq);
3315 if (!ops)
3316 {
3317 FIXME("not supported for protseq %s\n", Protseq);
3318 return RPC_S_PROTSEQ_NOT_SUPPORTED;
3319 }
3320
3321 NewConnection = ops->alloc();
3322 NewConnection->ref = 1;
3323 NewConnection->server = server;
3324 NewConnection->ops = ops;
3325 NewConnection->NetworkAddr = RPCRT4_strdupA(NetworkAddr);
3326 NewConnection->Endpoint = RPCRT4_strdupA(Endpoint);
3327 NewConnection->NetworkOptions = RPCRT4_strdupW(NetworkOptions);
3328 NewConnection->CookieAuth = RPCRT4_strdupW(CookieAuth);
3329 NewConnection->MaxTransmissionSize = RPC_MAX_PACKET_SIZE;
3330 NewConnection->NextCallId = 1;
3331
3332 SecInvalidateHandle(&NewConnection->ctx);
3333 if (AuthInfo) RpcAuthInfo_AddRef(AuthInfo);
3334 NewConnection->AuthInfo = AuthInfo;
3335 NewConnection->auth_context_id = InterlockedIncrement( &next_id );
3336 if (QOS) RpcQualityOfService_AddRef(QOS);
3337 NewConnection->QOS = QOS;
3338
3339 list_init(&NewConnection->conn_pool_entry);
3340 list_init(&NewConnection->protseq_entry);
3341
3342 TRACE("connection: %p\n", NewConnection);
3343 *Connection = NewConnection;
3344
3345 return RPC_S_OK;
3346 }
3347
3348 static RpcConnection *rpcrt4_spawn_connection(RpcConnection *old_connection)
3349 {
3350 RpcConnection *connection;
3351 RPC_STATUS err;
3352
3353 err = RPCRT4_CreateConnection(&connection, old_connection->server, rpcrt4_conn_get_name(old_connection),
3354 old_connection->NetworkAddr, old_connection->Endpoint, NULL,
3355 old_connection->AuthInfo, old_connection->QOS, old_connection->CookieAuth);
3356 if (err != RPC_S_OK)
3357 return NULL;
3358
3359 rpcrt4_conn_handoff(old_connection, connection);
3360 if (old_connection->protseq)
3361 {
3362 EnterCriticalSection(&old_connection->protseq->cs);
3363 connection->protseq = old_connection->protseq;
3364 list_add_tail(&old_connection->protseq->connections, &connection->protseq_entry);
3365 LeaveCriticalSection(&old_connection->protseq->cs);
3366 }
3367 return connection;
3368 }
3369
3370 void rpcrt4_conn_release_and_wait(RpcConnection *connection)
3371 {
3372 HANDLE event = NULL;
3373
3374 if (connection->ref > 1)
3375 event = connection->wait_release = CreateEventW(NULL, TRUE, FALSE, NULL);
3376
3377 RPCRT4_ReleaseConnection(connection);
3378
3379 if(event)
3380 {
3381 WaitForSingleObject(event, INFINITE);
3382 CloseHandle(event);
3383 }
3384 }
3385
3386 RpcConnection *RPCRT4_GrabConnection(RpcConnection *connection)
3387 {
3388 LONG ref = InterlockedIncrement(&connection->ref);
3389 TRACE("%p ref=%u\n", connection, ref);
3390 return connection;
3391 }
3392
3393 void RPCRT4_ReleaseConnection(RpcConnection *connection)
3394 {
3395 LONG ref;
3396
3397 /* protseq stores a list of active connections, but does not own references to them.
3398 * It may need to grab a connection from the list, which could lead to a race if
3399 * connection is being released, but not yet removed from the list. We handle that
3400 * by synchronizing on CS here. */
3401 if (connection->protseq)
3402 {
3403 EnterCriticalSection(&connection->protseq->cs);
3404 ref = InterlockedDecrement(&connection->ref);
3405 if (!ref)
3406 list_remove(&connection->protseq_entry);
3407 LeaveCriticalSection(&connection->protseq->cs);
3408 }
3409 else
3410 {
3411 ref = InterlockedDecrement(&connection->ref);
3412 }
3413
3414 TRACE("%p ref=%u\n", connection, ref);
3415
3416 if (!ref)
3417 {
3418 RPCRT4_CloseConnection(connection);
3419 RPCRT4_strfree(connection->Endpoint);
3420 RPCRT4_strfree(connection->NetworkAddr);
3421 HeapFree(GetProcessHeap(), 0, connection->NetworkOptions);
3422 HeapFree(GetProcessHeap(), 0, connection->CookieAuth);
3423 if (connection->AuthInfo) RpcAuthInfo_Release(connection->AuthInfo);
3424 if (connection->QOS) RpcQualityOfService_Release(connection->QOS);
3425
3426 /* server-only */
3427 if (connection->server_binding) RPCRT4_ReleaseBinding(connection->server_binding);
3428
3429 if (connection->wait_release) SetEvent(connection->wait_release);
3430
3431 HeapFree(GetProcessHeap(), 0, connection);
3432 }
3433 }
3434
3435 RPC_STATUS RPCRT4_IsServerListening(const char *protseq, const char *endpoint)
3436 {
3437 const struct connection_ops *ops;
3438
3439 ops = rpcrt4_get_conn_protseq_ops(protseq);
3440 if (!ops)
3441 {
3442 FIXME("not supported for protseq %s\n", protseq);
3443 return RPC_S_INVALID_BINDING;
3444 }
3445
3446 return ops->is_server_listening(endpoint);
3447 }
3448
3449 RPC_STATUS RpcTransport_GetTopOfTower(unsigned char *tower_data,
3450 size_t *tower_size,
3451 const char *protseq,
3452 const char *networkaddr,
3453 const char *endpoint)
3454 {
3455 twr_empty_floor_t *protocol_floor;
3456 const struct connection_ops *protseq_ops = rpcrt4_get_conn_protseq_ops(protseq);
3457
3458 *tower_size = 0;
3459
3460 if (!protseq_ops)
3461 return RPC_S_INVALID_RPC_PROTSEQ;
3462
3463 if (!tower_data)
3464 {
3465 *tower_size = sizeof(*protocol_floor);
3466 *tower_size += protseq_ops->get_top_of_tower(NULL, networkaddr, endpoint);
3467 return RPC_S_OK;
3468 }
3469
3470 protocol_floor = (twr_empty_floor_t *)tower_data;
3471 protocol_floor->count_lhs = sizeof(protocol_floor->protid);
3472 protocol_floor->protid = protseq_ops->epm_protocols[0];
3473 protocol_floor->count_rhs = 0;
3474
3475 tower_data += sizeof(*protocol_floor);
3476
3477 *tower_size = protseq_ops->get_top_of_tower(tower_data, networkaddr, endpoint);
3478 if (!*tower_size)
3479 return EPT_S_NOT_REGISTERED;
3480
3481 *tower_size += sizeof(*protocol_floor);
3482
3483 return RPC_S_OK;
3484 }
3485
3486 RPC_STATUS RpcTransport_ParseTopOfTower(const unsigned char *tower_data,
3487 size_t tower_size,
3488 char **protseq,
3489 char **networkaddr,
3490 char **endpoint)
3491 {
3492 const twr_empty_floor_t *protocol_floor;
3493 const twr_empty_floor_t *floor4;
3494 const struct connection_ops *protseq_ops = NULL;
3495 RPC_STATUS status;
3496 unsigned int i;
3497
3498 if (tower_size < sizeof(*protocol_floor))
3499 return EPT_S_NOT_REGISTERED;
3500
3501 protocol_floor = (const twr_empty_floor_t *)tower_data;
3502 tower_data += sizeof(*protocol_floor);
3503 tower_size -= sizeof(*protocol_floor);
3504 if ((protocol_floor->count_lhs != sizeof(protocol_floor->protid)) ||
3505 (protocol_floor->count_rhs > tower_size))
3506 return EPT_S_NOT_REGISTERED;
3507 tower_data += protocol_floor->count_rhs;
3508 tower_size -= protocol_floor->count_rhs;
3509
3510 floor4 = (const twr_empty_floor_t *)tower_data;
3511 if ((tower_size < sizeof(*floor4)) ||
3512 (floor4->count_lhs != sizeof(floor4->protid)))
3513 return EPT_S_NOT_REGISTERED;
3514
3515 for(i = 0; i < ARRAYSIZE(conn_protseq_list); i++)
3516 if ((protocol_floor->protid == conn_protseq_list[i].epm_protocols[0]) &&
3517 (floor4->protid == conn_protseq_list[i].epm_protocols[1]))
3518 {
3519 protseq_ops = &conn_protseq_list[i];
3520 break;
3521 }
3522
3523 if (!protseq_ops)
3524 return EPT_S_NOT_REGISTERED;
3525
3526 status = protseq_ops->parse_top_of_tower(tower_data, tower_size, networkaddr, endpoint);
3527
3528 if ((status == RPC_S_OK) && protseq)
3529 {
3530 *protseq = I_RpcAllocate(strlen(protseq_ops->name) + 1);
3531 strcpy(*protseq, protseq_ops->name);
3532 }
3533
3534 return status;
3535 }
3536
3537 /***********************************************************************
3538 * RpcNetworkIsProtseqValidW (RPCRT4.@)
3539 *
3540 * Checks if the given protocol sequence is known by the RPC system.
3541 * If it is, returns RPC_S_OK, otherwise RPC_S_PROTSEQ_NOT_SUPPORTED.
3542 *
3543 */
3544 RPC_STATUS WINAPI RpcNetworkIsProtseqValidW(RPC_WSTR protseq)
3545 {
3546 char ps[0x10];
3547
3548 WideCharToMultiByte(CP_ACP, 0, protseq, -1,
3549 ps, sizeof ps, NULL, NULL);
3550 if (rpcrt4_get_conn_protseq_ops(ps))
3551 return RPC_S_OK;
3552
3553 FIXME("Unknown protseq %s\n", debugstr_w(protseq));
3554
3555 return RPC_S_INVALID_RPC_PROTSEQ;
3556 }
3557
3558 /***********************************************************************
3559 * RpcNetworkIsProtseqValidA (RPCRT4.@)
3560 */
3561 RPC_STATUS WINAPI RpcNetworkIsProtseqValidA(RPC_CSTR protseq)
3562 {
3563 UNICODE_STRING protseqW;
3564
3565 if (RtlCreateUnicodeStringFromAsciiz(&protseqW, (char*)protseq))
3566 {
3567 RPC_STATUS ret = RpcNetworkIsProtseqValidW(protseqW.Buffer);
3568 RtlFreeUnicodeString(&protseqW);
3569 return ret;
3570 }
3571 return RPC_S_OUT_OF_MEMORY;
3572 }
3573
3574 /***********************************************************************
3575 * RpcProtseqVectorFreeA (RPCRT4.@)
3576 */
3577 RPC_STATUS WINAPI RpcProtseqVectorFreeA(RPC_PROTSEQ_VECTORA **protseqs)
3578 {
3579 TRACE("(%p)\n", protseqs);
3580
3581 if (*protseqs)
3582 {
3583 unsigned int i;
3584 for (i = 0; i < (*protseqs)->Count; i++)
3585 HeapFree(GetProcessHeap(), 0, (*protseqs)->Protseq[i]);
3586 HeapFree(GetProcessHeap(), 0, *protseqs);
3587 *protseqs = NULL;
3588 }
3589 return RPC_S_OK;
3590 }
3591
3592 /***********************************************************************
3593 * RpcProtseqVectorFreeW (RPCRT4.@)
3594 */
3595 RPC_STATUS WINAPI RpcProtseqVectorFreeW(RPC_PROTSEQ_VECTORW **protseqs)
3596 {
3597 TRACE("(%p)\n", protseqs);
3598
3599 if (*protseqs)
3600 {
3601 unsigned int i;
3602 for (i = 0; i < (*protseqs)->Count; i++)
3603 HeapFree(GetProcessHeap(), 0, (*protseqs)->Protseq[i]);
3604 HeapFree(GetProcessHeap(), 0, *protseqs);
3605 *protseqs = NULL;
3606 }
3607 return RPC_S_OK;
3608 }
3609
3610 /***********************************************************************
3611 * RpcNetworkInqProtseqsW (RPCRT4.@)
3612 */
3613 RPC_STATUS WINAPI RpcNetworkInqProtseqsW( RPC_PROTSEQ_VECTORW** protseqs )
3614 {
3615 RPC_PROTSEQ_VECTORW *pvector;
3616 unsigned int i;
3617 RPC_STATUS status = RPC_S_OUT_OF_MEMORY;
3618
3619 TRACE("(%p)\n", protseqs);
3620
3621 *protseqs = HeapAlloc(GetProcessHeap(), 0, sizeof(RPC_PROTSEQ_VECTORW)+(sizeof(unsigned short*)*ARRAYSIZE(protseq_list)));
3622 if (!*protseqs)
3623 goto end;
3624 pvector = *protseqs;
3625 pvector->Count = 0;
3626 for (i = 0; i < ARRAYSIZE(protseq_list); i++)
3627 {
3628 pvector->Protseq[i] = HeapAlloc(GetProcessHeap(), 0, (strlen(protseq_list[i].name)+1)*sizeof(unsigned short));
3629 if (pvector->Protseq[i] == NULL)
3630 goto end;
3631 MultiByteToWideChar(CP_ACP, 0, (CHAR*)protseq_list[i].name, -1,
3632 (WCHAR*)pvector->Protseq[i], strlen(protseq_list[i].name) + 1);
3633 pvector->Count++;
3634 }
3635 status = RPC_S_OK;
3636
3637 end:
3638 if (status != RPC_S_OK)
3639 RpcProtseqVectorFreeW(protseqs);
3640 return status;
3641 }
3642
3643 /***********************************************************************
3644 * RpcNetworkInqProtseqsA (RPCRT4.@)
3645 */
3646 RPC_STATUS WINAPI RpcNetworkInqProtseqsA(RPC_PROTSEQ_VECTORA** protseqs)
3647 {
3648 RPC_PROTSEQ_VECTORA *pvector;
3649 unsigned int i;
3650 RPC_STATUS status = RPC_S_OUT_OF_MEMORY;
3651
3652 TRACE("(%p)\n", protseqs);
3653
3654 *protseqs = HeapAlloc(GetProcessHeap(), 0, sizeof(RPC_PROTSEQ_VECTORW)+(sizeof(unsigned char*)*ARRAYSIZE(protseq_list)));
3655 if (!*protseqs)
3656 goto end;
3657 pvector = *protseqs;
3658 pvector->Count = 0;
3659 for (i = 0; i < ARRAYSIZE(protseq_list); i++)
3660 {
3661 pvector->Protseq[i] = HeapAlloc(GetProcessHeap(), 0, strlen(protseq_list[i].name)+1);
3662 if (pvector->Protseq[i] == NULL)
3663 goto end;
3664 strcpy((char*)pvector->Protseq[i], protseq_list[i].name);
3665 pvector->Count++;
3666 }
3667 status = RPC_S_OK;
3668
3669 end:
3670 if (status != RPC_S_OK)
3671 RpcProtseqVectorFreeA(protseqs);
3672 return status;
3673 }
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