1 /*
2 * NT basis DLL
3 *
4 * This file contains the Nt* API functions of NTDLL.DLL.
5 * In the original ntdll.dll they all seem to just call int 0x2e (down to the NTOSKRNL)
6 *
7 * Copyright 1996-1998 Marcus Meissner
8 *
9 * This library is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU Lesser General Public
11 * License as published by the Free Software Foundation; either
12 * version 2.1 of the License, or (at your option) any later version.
13 *
14 * This library is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * Lesser General Public License for more details.
18 *
19 * You should have received a copy of the GNU Lesser General Public
20 * License along with this library; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
22 */
23
24 #include <stdarg.h>
25 #include <stdio.h>
26 #include <stdlib.h>
27 #include <string.h>
28 #include <time.h>
29
30 #include "ntstatus.h"
31 #define WIN32_NO_STATUS
32 #include "wine/debug.h"
33 #include "windef.h"
34 #include "winternl.h"
35 #include "ntdll_misc.h"
36 #include "wine/server.h"
37
38 WINE_DEFAULT_DEBUG_CHANNEL(ntdll);
39
40 static ULONG execute_flags = MEM_EXECUTE_OPTION_DISABLE;
41
42 /*
43 * Process object
44 */
45
46 /******************************************************************************
47 * NtTerminateProcess [NTDLL.@]
48 *
49 * Native applications must kill themselves when done
50 */
51 NTSTATUS WINAPI NtTerminateProcess( HANDLE handle, LONG exit_code )
52 {
53 NTSTATUS ret;
54 BOOL self;
55 SERVER_START_REQ( terminate_process )
56 {
57 req->handle = wine_server_obj_handle( handle );
58 req->exit_code = exit_code;
59 ret = wine_server_call( req );
60 self = !ret && reply->self;
61 }
62 SERVER_END_REQ;
63 if (self) exit( exit_code );
64 return ret;
65 }
66
67 /******************************************************************************
68 * RtlGetCurrentPeb [NTDLL.@]
69 *
70 */
71 PEB * WINAPI RtlGetCurrentPeb(void)
72 {
73 return NtCurrentTeb()->Peb;
74 }
75
76 /***********************************************************************
77 * __wine_make_process_system (NTDLL.@)
78 *
79 * Mark the current process as a system process.
80 * Returns the event that is signaled when all non-system processes have exited.
81 */
82 HANDLE CDECL __wine_make_process_system(void)
83 {
84 HANDLE ret = 0;
85 SERVER_START_REQ( make_process_system )
86 {
87 if (!wine_server_call( req )) ret = wine_server_ptr_handle( reply->event );
88 }
89 SERVER_END_REQ;
90 return ret;
91 }
92
93
94 #define UNIMPLEMENTED_INFO_CLASS(c) \
95 case c: \
96 FIXME("(process=%p) Unimplemented information class: " #c "\n", ProcessHandle); \
97 ret = STATUS_INVALID_INFO_CLASS; \
98 break
99
100 /******************************************************************************
101 * NtQueryInformationProcess [NTDLL.@]
102 * ZwQueryInformationProcess [NTDLL.@]
103 *
104 */
105 NTSTATUS WINAPI NtQueryInformationProcess(
106 IN HANDLE ProcessHandle,
107 IN PROCESSINFOCLASS ProcessInformationClass,
108 OUT PVOID ProcessInformation,
109 IN ULONG ProcessInformationLength,
110 OUT PULONG ReturnLength)
111 {
112 NTSTATUS ret = STATUS_SUCCESS;
113 ULONG len = 0;
114
115 TRACE("(%p,0x%08x,%p,0x%08x,%p)\n",
116 ProcessHandle,ProcessInformationClass,
117 ProcessInformation,ProcessInformationLength,
118 ReturnLength);
119
120 switch (ProcessInformationClass)
121 {
122 UNIMPLEMENTED_INFO_CLASS(ProcessQuotaLimits);
123 UNIMPLEMENTED_INFO_CLASS(ProcessBasePriority);
124 UNIMPLEMENTED_INFO_CLASS(ProcessRaisePriority);
125 UNIMPLEMENTED_INFO_CLASS(ProcessExceptionPort);
126 UNIMPLEMENTED_INFO_CLASS(ProcessAccessToken);
127 UNIMPLEMENTED_INFO_CLASS(ProcessLdtInformation);
128 UNIMPLEMENTED_INFO_CLASS(ProcessLdtSize);
129 UNIMPLEMENTED_INFO_CLASS(ProcessDefaultHardErrorMode);
130 UNIMPLEMENTED_INFO_CLASS(ProcessIoPortHandlers);
131 UNIMPLEMENTED_INFO_CLASS(ProcessPooledUsageAndLimits);
132 UNIMPLEMENTED_INFO_CLASS(ProcessWorkingSetWatch);
133 UNIMPLEMENTED_INFO_CLASS(ProcessUserModeIOPL);
134 UNIMPLEMENTED_INFO_CLASS(ProcessEnableAlignmentFaultFixup);
135 UNIMPLEMENTED_INFO_CLASS(ProcessPriorityClass);
136 UNIMPLEMENTED_INFO_CLASS(ProcessWx86Information);
137 UNIMPLEMENTED_INFO_CLASS(ProcessAffinityMask);
138 UNIMPLEMENTED_INFO_CLASS(ProcessPriorityBoost);
139 UNIMPLEMENTED_INFO_CLASS(ProcessDeviceMap);
140 UNIMPLEMENTED_INFO_CLASS(ProcessSessionInformation);
141 UNIMPLEMENTED_INFO_CLASS(ProcessForegroundInformation);
142 UNIMPLEMENTED_INFO_CLASS(ProcessLUIDDeviceMapsEnabled);
143 UNIMPLEMENTED_INFO_CLASS(ProcessBreakOnTermination);
144 UNIMPLEMENTED_INFO_CLASS(ProcessDebugFlags);
145 UNIMPLEMENTED_INFO_CLASS(ProcessHandleTracing);
146
147 case ProcessBasicInformation:
148 {
149 PROCESS_BASIC_INFORMATION pbi;
150 const ULONG_PTR affinity_mask = ((ULONG_PTR)1 << NtCurrentTeb()->Peb->NumberOfProcessors) - 1;
151
152 if (ProcessInformationLength >= sizeof(PROCESS_BASIC_INFORMATION))
153 {
154 if (!ProcessInformation)
155 ret = STATUS_ACCESS_VIOLATION;
156 else if (!ProcessHandle)
157 ret = STATUS_INVALID_HANDLE;
158 else
159 {
160 SERVER_START_REQ(get_process_info)
161 {
162 req->handle = wine_server_obj_handle( ProcessHandle );
163 if ((ret = wine_server_call( req )) == STATUS_SUCCESS)
164 {
165 pbi.ExitStatus = reply->exit_code;
166 pbi.PebBaseAddress = wine_server_get_ptr( reply->peb );
167 pbi.AffinityMask = reply->affinity & affinity_mask;
168 pbi.BasePriority = reply->priority;
169 pbi.UniqueProcessId = reply->pid;
170 pbi.InheritedFromUniqueProcessId = reply->ppid;
171 }
172 }
173 SERVER_END_REQ;
174
175 memcpy(ProcessInformation, &pbi, sizeof(PROCESS_BASIC_INFORMATION));
176
177 len = sizeof(PROCESS_BASIC_INFORMATION);
178 }
179
180 if (ProcessInformationLength > sizeof(PROCESS_BASIC_INFORMATION))
181 ret = STATUS_INFO_LENGTH_MISMATCH;
182 }
183 else
184 {
185 len = sizeof(PROCESS_BASIC_INFORMATION);
186 ret = STATUS_INFO_LENGTH_MISMATCH;
187 }
188 }
189 break;
190 case ProcessIoCounters:
191 {
192 IO_COUNTERS pii;
193
194 if (ProcessInformationLength >= sizeof(IO_COUNTERS))
195 {
196 if (!ProcessInformation)
197 ret = STATUS_ACCESS_VIOLATION;
198 else if (!ProcessHandle)
199 ret = STATUS_INVALID_HANDLE;
200 else
201 {
202 /* FIXME : real data */
203 memset(&pii, 0 , sizeof(IO_COUNTERS));
204
205 memcpy(ProcessInformation, &pii, sizeof(IO_COUNTERS));
206
207 len = sizeof(IO_COUNTERS);
208 }
209
210 if (ProcessInformationLength > sizeof(IO_COUNTERS))
211 ret = STATUS_INFO_LENGTH_MISMATCH;
212 }
213 else
214 {
215 len = sizeof(IO_COUNTERS);
216 ret = STATUS_INFO_LENGTH_MISMATCH;
217 }
218 }
219 break;
220 case ProcessVmCounters:
221 {
222 VM_COUNTERS pvmi;
223
224 /* older Windows versions don't have the PrivatePageCount field */
225 if (ProcessInformationLength >= FIELD_OFFSET(VM_COUNTERS,PrivatePageCount))
226 {
227 if (!ProcessInformation)
228 ret = STATUS_ACCESS_VIOLATION;
229 else if (!ProcessHandle)
230 ret = STATUS_INVALID_HANDLE;
231 else
232 {
233 /* FIXME : real data */
234 memset(&pvmi, 0 , sizeof(VM_COUNTERS));
235
236 len = ProcessInformationLength;
237 if (len != FIELD_OFFSET(VM_COUNTERS,PrivatePageCount)) len = sizeof(VM_COUNTERS);
238
239 memcpy(ProcessInformation, &pvmi, min(ProcessInformationLength,sizeof(VM_COUNTERS)));
240 }
241
242 if (ProcessInformationLength != FIELD_OFFSET(VM_COUNTERS,PrivatePageCount) &&
243 ProcessInformationLength != sizeof(VM_COUNTERS))
244 ret = STATUS_INFO_LENGTH_MISMATCH;
245 }
246 else
247 {
248 len = sizeof(pvmi);
249 ret = STATUS_INFO_LENGTH_MISMATCH;
250 }
251 }
252 break;
253 case ProcessTimes:
254 {
255 KERNEL_USER_TIMES pti;
256
257 if (ProcessInformationLength >= sizeof(KERNEL_USER_TIMES))
258 {
259 if (!ProcessInformation)
260 ret = STATUS_ACCESS_VIOLATION;
261 else if (!ProcessHandle)
262 ret = STATUS_INVALID_HANDLE;
263 else
264 {
265 /* FIXME : User- and KernelTime have to be implemented */
266 memset(&pti, 0, sizeof(KERNEL_USER_TIMES));
267
268 SERVER_START_REQ(get_process_info)
269 {
270 req->handle = wine_server_obj_handle( ProcessHandle );
271 if ((ret = wine_server_call( req )) == STATUS_SUCCESS)
272 {
273 pti.CreateTime.QuadPart = reply->start_time;
274 pti.ExitTime.QuadPart = reply->end_time;
275 }
276 }
277 SERVER_END_REQ;
278
279 memcpy(ProcessInformation, &pti, sizeof(KERNEL_USER_TIMES));
280 len = sizeof(KERNEL_USER_TIMES);
281 }
282
283 if (ProcessInformationLength > sizeof(KERNEL_USER_TIMES))
284 ret = STATUS_INFO_LENGTH_MISMATCH;
285 }
286 else
287 {
288 len = sizeof(KERNEL_USER_TIMES);
289 ret = STATUS_INFO_LENGTH_MISMATCH;
290 }
291 }
292 break;
293 case ProcessDebugPort:
294 /* "These are not the debuggers you are looking for." *
295 * set it to 0 aka "no debugger" to satisfy copy protections */
296 len = sizeof(DWORD_PTR);
297 if (ProcessInformationLength == len)
298 {
299 if (!ProcessInformation)
300 ret = STATUS_ACCESS_VIOLATION;
301 else if (!ProcessHandle)
302 ret = STATUS_INVALID_HANDLE;
303 else
304 {
305 SERVER_START_REQ(get_process_info)
306 {
307 req->handle = wine_server_obj_handle( ProcessHandle );
308 if ((ret = wine_server_call( req )) == STATUS_SUCCESS)
309 {
310 *(DWORD_PTR *)ProcessInformation = reply->debugger_present ? ~(DWORD_PTR)0 : 0;
311 }
312 }
313 SERVER_END_REQ;
314 }
315 }
316 else
317 ret = STATUS_INFO_LENGTH_MISMATCH;
318 break;
319 case ProcessDebugObjectHandle:
320 /* "These are not the debuggers you are looking for." *
321 * set it to 0 aka "no debugger" to satisfy copy protections */
322 len = sizeof(HANDLE);
323 if (ProcessInformationLength == len)
324 {
325 if (!ProcessInformation)
326 ret = STATUS_ACCESS_VIOLATION;
327 else if (!ProcessHandle)
328 ret = STATUS_INVALID_HANDLE;
329 else
330 memset(ProcessInformation, 0, ProcessInformationLength);
331 }
332 else
333 ret = STATUS_INFO_LENGTH_MISMATCH;
334 break;
335 case ProcessHandleCount:
336 if (ProcessInformationLength >= 4)
337 {
338 if (!ProcessInformation)
339 ret = STATUS_ACCESS_VIOLATION;
340 else if (!ProcessHandle)
341 ret = STATUS_INVALID_HANDLE;
342 else
343 {
344 memset(ProcessInformation, 0, 4);
345 len = 4;
346 }
347
348 if (ProcessInformationLength > 4)
349 ret = STATUS_INFO_LENGTH_MISMATCH;
350 }
351 else
352 {
353 len = 4;
354 ret = STATUS_INFO_LENGTH_MISMATCH;
355 }
356 break;
357 case ProcessWow64Information:
358 len = sizeof(DWORD);
359 if (ProcessInformationLength == len)
360 {
361 DWORD val = 0;
362
363 if (ProcessHandle == GetCurrentProcess()) val = is_wow64;
364 else if (server_cpus & (1 << CPU_x86_64))
365 {
366 SERVER_START_REQ( get_process_info )
367 {
368 req->handle = wine_server_obj_handle( ProcessHandle );
369 if (!(ret = wine_server_call( req ))) val = (reply->cpu != CPU_x86_64);
370 }
371 SERVER_END_REQ;
372 }
373 *(DWORD *)ProcessInformation = val;
374 }
375 else ret = STATUS_INFO_LENGTH_MISMATCH;
376 break;
377 case ProcessImageFileName:
378 /* FIXME: this will return a DOS path. Windows returns an NT path. Changing this would require also changing kernel32.QueryFullProcessImageName.
379 * The latter may be harder because of the lack of RtlNtPathNameToDosPathName. */
380 SERVER_START_REQ(get_dll_info)
381 {
382 UNICODE_STRING *image_file_name_str = ProcessInformation;
383
384 req->handle = wine_server_obj_handle( ProcessHandle );
385 req->base_address = 0; /* main module */
386 wine_server_set_reply( req, image_file_name_str ? image_file_name_str + 1 : NULL,
387 ProcessInformationLength > sizeof(UNICODE_STRING) ? ProcessInformationLength - sizeof(UNICODE_STRING) : 0 );
388 ret = wine_server_call( req );
389 if (ret == STATUS_BUFFER_TOO_SMALL) ret = STATUS_INFO_LENGTH_MISMATCH;
390
391 len = sizeof(UNICODE_STRING) + reply->filename_len;
392 if (ret == STATUS_SUCCESS)
393 {
394 image_file_name_str->MaximumLength = image_file_name_str->Length = reply->filename_len;
395 image_file_name_str->Buffer = (PWSTR)(image_file_name_str + 1);
396 }
397 }
398 SERVER_END_REQ;
399 break;
400 case ProcessExecuteFlags:
401 len = sizeof(ULONG);
402 if (ProcessInformationLength == len)
403 *(ULONG *)ProcessInformation = execute_flags;
404 else
405 ret = STATUS_INFO_LENGTH_MISMATCH;
406 break;
407 default:
408 FIXME("(%p,info_class=%d,%p,0x%08x,%p) Unknown information class\n",
409 ProcessHandle,ProcessInformationClass,
410 ProcessInformation,ProcessInformationLength,
411 ReturnLength);
412 ret = STATUS_INVALID_INFO_CLASS;
413 break;
414 }
415
416 if (ReturnLength) *ReturnLength = len;
417
418 return ret;
419 }
420
421 /******************************************************************************
422 * NtSetInformationProcess [NTDLL.@]
423 * ZwSetInformationProcess [NTDLL.@]
424 */
425 NTSTATUS WINAPI NtSetInformationProcess(
426 IN HANDLE ProcessHandle,
427 IN PROCESSINFOCLASS ProcessInformationClass,
428 IN PVOID ProcessInformation,
429 IN ULONG ProcessInformationLength)
430 {
431 NTSTATUS ret = STATUS_SUCCESS;
432
433 switch (ProcessInformationClass)
434 {
435 case ProcessAffinityMask:
436 if (ProcessInformationLength != sizeof(DWORD_PTR)) return STATUS_INVALID_PARAMETER;
437 if (*(PDWORD_PTR)ProcessInformation & ~(((DWORD_PTR)1 << NtCurrentTeb()->Peb->NumberOfProcessors) - 1))
438 return STATUS_INVALID_PARAMETER;
439 if (!*(PDWORD_PTR)ProcessInformation)
440 return STATUS_INVALID_PARAMETER;
441 SERVER_START_REQ( set_process_info )
442 {
443 req->handle = wine_server_obj_handle( ProcessHandle );
444 req->affinity = *(PDWORD_PTR)ProcessInformation;
445 req->mask = SET_PROCESS_INFO_AFFINITY;
446 ret = wine_server_call( req );
447 }
448 SERVER_END_REQ;
449 break;
450 case ProcessPriorityClass:
451 if (ProcessInformationLength != sizeof(PROCESS_PRIORITY_CLASS))
452 return STATUS_INVALID_PARAMETER;
453 else
454 {
455 PROCESS_PRIORITY_CLASS* ppc = ProcessInformation;
456
457 SERVER_START_REQ( set_process_info )
458 {
459 req->handle = wine_server_obj_handle( ProcessHandle );
460 /* FIXME Foreground isn't used */
461 req->priority = ppc->PriorityClass;
462 req->mask = SET_PROCESS_INFO_PRIORITY;
463 ret = wine_server_call( req );
464 }
465 SERVER_END_REQ;
466 }
467 break;
468
469 case ProcessExecuteFlags:
470 if (ProcessInformationLength != sizeof(ULONG))
471 return STATUS_INVALID_PARAMETER;
472 else if (execute_flags & MEM_EXECUTE_OPTION_PERMANENT)
473 return STATUS_ACCESS_DENIED;
474 else
475 {
476 BOOL enable;
477 switch (*(ULONG *)ProcessInformation & (MEM_EXECUTE_OPTION_ENABLE|MEM_EXECUTE_OPTION_DISABLE))
478 {
479 case MEM_EXECUTE_OPTION_ENABLE:
480 enable = TRUE;
481 break;
482 case MEM_EXECUTE_OPTION_DISABLE:
483 enable = FALSE;
484 break;
485 default:
486 return STATUS_INVALID_PARAMETER;
487 }
488 execute_flags = *(ULONG *)ProcessInformation;
489 VIRTUAL_SetForceExec( enable );
490 }
491 break;
492
493 default:
494 FIXME("(%p,0x%08x,%p,0x%08x) stub\n",
495 ProcessHandle,ProcessInformationClass,ProcessInformation,
496 ProcessInformationLength);
497 ret = STATUS_NOT_IMPLEMENTED;
498 break;
499 }
500 return ret;
501 }
502
503 /******************************************************************************
504 * NtFlushInstructionCache [NTDLL.@]
505 * ZwFlushInstructionCache [NTDLL.@]
506 */
507 NTSTATUS WINAPI NtFlushInstructionCache(
508 IN HANDLE ProcessHandle,
509 IN LPCVOID BaseAddress,
510 IN SIZE_T Size)
511 {
512 #ifdef __i386__
513 TRACE("%p %p %ld - no-op on x86\n", ProcessHandle, BaseAddress, Size );
514 #else
515 FIXME("%p %p %ld\n", ProcessHandle, BaseAddress, Size );
516 #endif
517 return STATUS_SUCCESS;
518 }
519
520 /******************************************************************
521 * NtOpenProcess [NTDLL.@]
522 * ZwOpenProcess [NTDLL.@]
523 */
524 NTSTATUS WINAPI NtOpenProcess(PHANDLE handle, ACCESS_MASK access,
525 const OBJECT_ATTRIBUTES* attr, const CLIENT_ID* cid)
526 {
527 NTSTATUS status;
528
529 SERVER_START_REQ( open_process )
530 {
531 req->pid = HandleToULong(cid->UniqueProcess);
532 req->access = access;
533 req->attributes = attr ? attr->Attributes : 0;
534 status = wine_server_call( req );
535 if (!status) *handle = wine_server_ptr_handle( reply->handle );
536 }
537 SERVER_END_REQ;
538 return status;
539 }
540
This page was automatically generated by the
LXR engine.
Visit the LXR main site for more
information.