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 = 4;
297 if (ProcessInformationLength == len)
298 memset(ProcessInformation, 0, ProcessInformationLength);
299 else
300 ret = STATUS_INFO_LENGTH_MISMATCH;
301 break;
302 case ProcessDebugObjectHandle:
303 /* "These are not the debuggers you are looking for." *
304 * set it to 0 aka "no debugger" to satisfy copy protections */
305 len = sizeof(HANDLE);
306 if (ProcessInformationLength == len)
307 {
308 if (!ProcessInformation)
309 ret = STATUS_ACCESS_VIOLATION;
310 else if (!ProcessHandle)
311 ret = STATUS_INVALID_HANDLE;
312 else
313 memset(ProcessInformation, 0, ProcessInformationLength);
314 }
315 else
316 ret = STATUS_INFO_LENGTH_MISMATCH;
317 break;
318 case ProcessHandleCount:
319 if (ProcessInformationLength >= 4)
320 {
321 if (!ProcessInformation)
322 ret = STATUS_ACCESS_VIOLATION;
323 else if (!ProcessHandle)
324 ret = STATUS_INVALID_HANDLE;
325 else
326 {
327 memset(ProcessInformation, 0, 4);
328 len = 4;
329 }
330
331 if (ProcessInformationLength > 4)
332 ret = STATUS_INFO_LENGTH_MISMATCH;
333 }
334 else
335 {
336 len = 4;
337 ret = STATUS_INFO_LENGTH_MISMATCH;
338 }
339 break;
340 case ProcessWow64Information:
341 len = sizeof(DWORD);
342 if (ProcessInformationLength == len)
343 {
344 DWORD val = 0;
345
346 if (ProcessHandle == GetCurrentProcess()) val = is_wow64;
347 else if (server_cpus & (1 << CPU_x86_64))
348 {
349 SERVER_START_REQ( get_process_info )
350 {
351 req->handle = wine_server_obj_handle( ProcessHandle );
352 if (!(ret = wine_server_call( req ))) val = (reply->cpu != CPU_x86_64);
353 }
354 SERVER_END_REQ;
355 }
356 *(DWORD *)ProcessInformation = val;
357 }
358 else ret = STATUS_INFO_LENGTH_MISMATCH;
359 break;
360 case ProcessImageFileName:
361 /* FIXME: this will return a DOS path. Windows returns an NT path. Changing this would require also changing kernel32.QueryFullProcessImageName.
362 * The latter may be harder because of the lack of RtlNtPathNameToDosPathName. */
363 SERVER_START_REQ(get_dll_info)
364 {
365 UNICODE_STRING *image_file_name_str = ProcessInformation;
366
367 req->handle = wine_server_obj_handle( ProcessHandle );
368 req->base_address = 0; /* main module */
369 wine_server_set_reply( req, image_file_name_str ? image_file_name_str + 1 : NULL,
370 ProcessInformationLength > sizeof(UNICODE_STRING) ? ProcessInformationLength - sizeof(UNICODE_STRING) : 0 );
371 ret = wine_server_call( req );
372 if (ret == STATUS_BUFFER_TOO_SMALL) ret = STATUS_INFO_LENGTH_MISMATCH;
373
374 len = sizeof(UNICODE_STRING) + reply->filename_len;
375 if (ret == STATUS_SUCCESS)
376 {
377 image_file_name_str->MaximumLength = image_file_name_str->Length = reply->filename_len;
378 image_file_name_str->Buffer = (PWSTR)(image_file_name_str + 1);
379 }
380 }
381 SERVER_END_REQ;
382 break;
383 case ProcessExecuteFlags:
384 len = sizeof(ULONG);
385 if (ProcessInformationLength == len)
386 *(ULONG *)ProcessInformation = execute_flags;
387 else
388 ret = STATUS_INFO_LENGTH_MISMATCH;
389 break;
390 default:
391 FIXME("(%p,info_class=%d,%p,0x%08x,%p) Unknown information class\n",
392 ProcessHandle,ProcessInformationClass,
393 ProcessInformation,ProcessInformationLength,
394 ReturnLength);
395 ret = STATUS_INVALID_INFO_CLASS;
396 break;
397 }
398
399 if (ReturnLength) *ReturnLength = len;
400
401 return ret;
402 }
403
404 /******************************************************************************
405 * NtSetInformationProcess [NTDLL.@]
406 * ZwSetInformationProcess [NTDLL.@]
407 */
408 NTSTATUS WINAPI NtSetInformationProcess(
409 IN HANDLE ProcessHandle,
410 IN PROCESSINFOCLASS ProcessInformationClass,
411 IN PVOID ProcessInformation,
412 IN ULONG ProcessInformationLength)
413 {
414 NTSTATUS ret = STATUS_SUCCESS;
415
416 switch (ProcessInformationClass)
417 {
418 case ProcessAffinityMask:
419 if (ProcessInformationLength != sizeof(DWORD_PTR)) return STATUS_INVALID_PARAMETER;
420 if (*(PDWORD_PTR)ProcessInformation & ~(((DWORD_PTR)1 << NtCurrentTeb()->Peb->NumberOfProcessors) - 1))
421 return STATUS_INVALID_PARAMETER;
422 if (!*(PDWORD_PTR)ProcessInformation)
423 return STATUS_INVALID_PARAMETER;
424 SERVER_START_REQ( set_process_info )
425 {
426 req->handle = wine_server_obj_handle( ProcessHandle );
427 req->affinity = *(PDWORD_PTR)ProcessInformation;
428 req->mask = SET_PROCESS_INFO_AFFINITY;
429 ret = wine_server_call( req );
430 }
431 SERVER_END_REQ;
432 break;
433 case ProcessPriorityClass:
434 if (ProcessInformationLength != sizeof(PROCESS_PRIORITY_CLASS))
435 return STATUS_INVALID_PARAMETER;
436 else
437 {
438 PROCESS_PRIORITY_CLASS* ppc = ProcessInformation;
439
440 SERVER_START_REQ( set_process_info )
441 {
442 req->handle = wine_server_obj_handle( ProcessHandle );
443 /* FIXME Foreground isn't used */
444 req->priority = ppc->PriorityClass;
445 req->mask = SET_PROCESS_INFO_PRIORITY;
446 ret = wine_server_call( req );
447 }
448 SERVER_END_REQ;
449 }
450 break;
451
452 case ProcessExecuteFlags:
453 if (ProcessInformationLength != sizeof(ULONG))
454 return STATUS_INVALID_PARAMETER;
455 else if (execute_flags & MEM_EXECUTE_OPTION_PERMANENT)
456 return STATUS_ACCESS_DENIED;
457 else
458 {
459 BOOL enable;
460 switch (*(ULONG *)ProcessInformation & (MEM_EXECUTE_OPTION_ENABLE|MEM_EXECUTE_OPTION_DISABLE))
461 {
462 case MEM_EXECUTE_OPTION_ENABLE:
463 enable = TRUE;
464 break;
465 case MEM_EXECUTE_OPTION_DISABLE:
466 enable = FALSE;
467 break;
468 default:
469 return STATUS_INVALID_PARAMETER;
470 }
471 execute_flags = *(ULONG *)ProcessInformation;
472 VIRTUAL_SetForceExec( enable );
473 }
474 break;
475
476 default:
477 FIXME("(%p,0x%08x,%p,0x%08x) stub\n",
478 ProcessHandle,ProcessInformationClass,ProcessInformation,
479 ProcessInformationLength);
480 ret = STATUS_NOT_IMPLEMENTED;
481 break;
482 }
483 return ret;
484 }
485
486 /******************************************************************************
487 * NtFlushInstructionCache [NTDLL.@]
488 * ZwFlushInstructionCache [NTDLL.@]
489 */
490 NTSTATUS WINAPI NtFlushInstructionCache(
491 IN HANDLE ProcessHandle,
492 IN LPCVOID BaseAddress,
493 IN SIZE_T Size)
494 {
495 #ifdef __i386__
496 TRACE("%p %p %ld - no-op on x86\n", ProcessHandle, BaseAddress, Size );
497 #else
498 FIXME("%p %p %ld\n", ProcessHandle, BaseAddress, Size );
499 #endif
500 return STATUS_SUCCESS;
501 }
502
503 /******************************************************************
504 * NtOpenProcess [NTDLL.@]
505 * ZwOpenProcess [NTDLL.@]
506 */
507 NTSTATUS WINAPI NtOpenProcess(PHANDLE handle, ACCESS_MASK access,
508 const OBJECT_ATTRIBUTES* attr, const CLIENT_ID* cid)
509 {
510 NTSTATUS status;
511
512 SERVER_START_REQ( open_process )
513 {
514 req->pid = HandleToULong(cid->UniqueProcess);
515 req->access = access;
516 req->attributes = attr ? attr->Attributes : 0;
517 status = wine_server_call( req );
518 if (!status) *handle = wine_server_ptr_handle( reply->handle );
519 }
520 SERVER_END_REQ;
521 return status;
522 }
523
This page was automatically generated by the
LXR engine.
Visit the LXR main site for more
information.