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[reactos.git] / modules / rostests / winetests / ntdll / exception.c
1 /*
2 * Unit test suite for ntdll exceptions
3 *
4 * Copyright 2005 Alexandre Julliard
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
19 */
20
21 #include <stdarg.h>
22 #include <stdio.h>
23
24 #include "ntstatus.h"
25 #define WIN32_NO_STATUS
26 #define NONAMELESSUNION
27 #include "windef.h"
28 #include "winbase.h"
29 #include "winnt.h"
30 #include "winreg.h"
31 #include "winternl.h"
32 #ifdef __REACTOS__
33 #include <wine/exception.h>
34 #else
35 #include "excpt.h"
36 #endif
37 #include "wine/test.h"
38
39 static void *code_mem;
40
41 static NTSTATUS (WINAPI *pNtGetContextThread)(HANDLE,CONTEXT*);
42 static NTSTATUS (WINAPI *pNtSetContextThread)(HANDLE,CONTEXT*);
43 static NTSTATUS (WINAPI *pRtlRaiseException)(EXCEPTION_RECORD *rec);
44 static PVOID (WINAPI *pRtlUnwind)(PVOID, PVOID, PEXCEPTION_RECORD, PVOID);
45 static VOID (WINAPI *pRtlCaptureContext)(CONTEXT*);
46 static PVOID (WINAPI *pRtlAddVectoredExceptionHandler)(ULONG first, PVECTORED_EXCEPTION_HANDLER func);
47 static ULONG (WINAPI *pRtlRemoveVectoredExceptionHandler)(PVOID handler);
48 static PVOID (WINAPI *pRtlAddVectoredContinueHandler)(ULONG first, PVECTORED_EXCEPTION_HANDLER func);
49 static ULONG (WINAPI *pRtlRemoveVectoredContinueHandler)(PVOID handler);
50 static NTSTATUS (WINAPI *pNtReadVirtualMemory)(HANDLE, const void*, void*, SIZE_T, SIZE_T*);
51 static NTSTATUS (WINAPI *pNtTerminateProcess)(HANDLE handle, LONG exit_code);
52 static NTSTATUS (WINAPI *pNtQueryInformationProcess)(HANDLE, PROCESSINFOCLASS, PVOID, ULONG, PULONG);
53 static NTSTATUS (WINAPI *pNtSetInformationProcess)(HANDLE, PROCESSINFOCLASS, PVOID, ULONG);
54 static BOOL (WINAPI *pIsWow64Process)(HANDLE, PBOOL);
55 static NTSTATUS (WINAPI *pNtClose)(HANDLE);
56
57 #if defined(__x86_64__)
58 #ifndef __REACTOS__
59 typedef struct
60 {
61 ULONG Count;
62 struct
63 {
64 ULONG BeginAddress;
65 ULONG EndAddress;
66 ULONG HandlerAddress;
67 ULONG JumpTarget;
68 } ScopeRecord[1];
69 } SCOPE_TABLE;
70
71 typedef struct
72 {
73 ULONG64 ControlPc;
74 ULONG64 ImageBase;
75 PRUNTIME_FUNCTION FunctionEntry;
76 ULONG64 EstablisherFrame;
77 ULONG64 TargetIp;
78 PCONTEXT ContextRecord;
79 void* /*PEXCEPTION_ROUTINE*/ LanguageHandler;
80 PVOID HandlerData;
81 PUNWIND_HISTORY_TABLE HistoryTable;
82 ULONG ScopeIndex;
83 } DISPATCHER_CONTEXT;
84
85 typedef struct _SETJMP_FLOAT128
86 {
87 unsigned __int64 DECLSPEC_ALIGN(16) Part[2];
88 } SETJMP_FLOAT128;
89
90 typedef struct _JUMP_BUFFER
91 {
92 unsigned __int64 Frame;
93 unsigned __int64 Rbx;
94 unsigned __int64 Rsp;
95 unsigned __int64 Rbp;
96 unsigned __int64 Rsi;
97 unsigned __int64 Rdi;
98 unsigned __int64 R12;
99 unsigned __int64 R13;
100 unsigned __int64 R14;
101 unsigned __int64 R15;
102 unsigned __int64 Rip;
103 unsigned __int64 Spare;
104 SETJMP_FLOAT128 Xmm6;
105 SETJMP_FLOAT128 Xmm7;
106 SETJMP_FLOAT128 Xmm8;
107 SETJMP_FLOAT128 Xmm9;
108 SETJMP_FLOAT128 Xmm10;
109 SETJMP_FLOAT128 Xmm11;
110 SETJMP_FLOAT128 Xmm12;
111 SETJMP_FLOAT128 Xmm13;
112 SETJMP_FLOAT128 Xmm14;
113 SETJMP_FLOAT128 Xmm15;
114 } _JUMP_BUFFER;
115 #endif // __REACTOS__
116
117 static BOOLEAN (CDECL *pRtlAddFunctionTable)(RUNTIME_FUNCTION*, DWORD, DWORD64);
118 static BOOLEAN (CDECL *pRtlDeleteFunctionTable)(RUNTIME_FUNCTION*);
119 static BOOLEAN (CDECL *pRtlInstallFunctionTableCallback)(DWORD64, DWORD64, DWORD, PGET_RUNTIME_FUNCTION_CALLBACK, PVOID, PCWSTR);
120 static PRUNTIME_FUNCTION (WINAPI *pRtlLookupFunctionEntry)(ULONG64, ULONG64*, UNWIND_HISTORY_TABLE*);
121 static EXCEPTION_DISPOSITION (WINAPI *p__C_specific_handler)(EXCEPTION_RECORD*, ULONG64, CONTEXT*, DISPATCHER_CONTEXT*);
122 static VOID (WINAPI *pRtlCaptureContext)(CONTEXT*);
123 static VOID (CDECL *pRtlRestoreContext)(CONTEXT*, EXCEPTION_RECORD*);
124 static VOID (CDECL *pRtlUnwindEx)(VOID*, VOID*, EXCEPTION_RECORD*, VOID*, CONTEXT*, UNWIND_HISTORY_TABLE*);
125 static int (CDECL *p_setjmp)(_JUMP_BUFFER*);
126 #endif
127
128 #ifdef __i386__
129
130 #ifndef __WINE_WINTRNL_H
131 #define ProcessExecuteFlags 0x22
132 #define MEM_EXECUTE_OPTION_DISABLE 0x01
133 #define MEM_EXECUTE_OPTION_ENABLE 0x02
134 #define MEM_EXECUTE_OPTION_PERMANENT 0x08
135 #endif
136
137 static int my_argc;
138 static char** my_argv;
139 static int test_stage;
140
141 static BOOL is_wow64;
142
143 /* Test various instruction combinations that cause a protection fault on the i386,
144 * and check what the resulting exception looks like.
145 */
146
147 static const struct exception
148 {
149 BYTE code[18]; /* asm code */
150 BYTE offset; /* offset of faulting instruction */
151 BYTE length; /* length of faulting instruction */
152 BOOL wow64_broken; /* broken on Wow64, should be skipped */
153 NTSTATUS status; /* expected status code */
154 DWORD nb_params; /* expected number of parameters */
155 DWORD params[4]; /* expected parameters */
156 NTSTATUS alt_status; /* alternative status code */
157 DWORD alt_nb_params; /* alternative number of parameters */
158 DWORD alt_params[4]; /* alternative parameters */
159 } exceptions[] =
160 {
161 /* 0 */
162 /* test some privileged instructions */
163 { { 0xfb, 0xc3 }, /* 0: sti; ret */
164 0, 1, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
165 { { 0x6c, 0xc3 }, /* 1: insb (%dx); ret */
166 0, 1, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
167 { { 0x6d, 0xc3 }, /* 2: insl (%dx); ret */
168 0, 1, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
169 { { 0x6e, 0xc3 }, /* 3: outsb (%dx); ret */
170 0, 1, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
171 { { 0x6f, 0xc3 }, /* 4: outsl (%dx); ret */
172 0, 1, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
173 /* 5 */
174 { { 0xe4, 0x11, 0xc3 }, /* 5: inb $0x11,%al; ret */
175 0, 2, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
176 { { 0xe5, 0x11, 0xc3 }, /* 6: inl $0x11,%eax; ret */
177 0, 2, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
178 { { 0xe6, 0x11, 0xc3 }, /* 7: outb %al,$0x11; ret */
179 0, 2, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
180 { { 0xe7, 0x11, 0xc3 }, /* 8: outl %eax,$0x11; ret */
181 0, 2, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
182 { { 0xed, 0xc3 }, /* 9: inl (%dx),%eax; ret */
183 0, 1, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
184 /* 10 */
185 { { 0xee, 0xc3 }, /* 10: outb %al,(%dx); ret */
186 0, 1, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
187 { { 0xef, 0xc3 }, /* 11: outl %eax,(%dx); ret */
188 0, 1, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
189 { { 0xf4, 0xc3 }, /* 12: hlt; ret */
190 0, 1, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
191 { { 0xfa, 0xc3 }, /* 13: cli; ret */
192 0, 1, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
193
194 /* test long jump to invalid selector */
195 { { 0xea, 0, 0, 0, 0, 0, 0, 0xc3 }, /* 14: ljmp $0,$0; ret */
196 0, 7, FALSE, STATUS_ACCESS_VIOLATION, 2, { 0, 0xffffffff } },
197
198 /* 15 */
199 /* test iret to invalid selector */
200 { { 0x6a, 0x00, 0x6a, 0x00, 0x6a, 0x00, 0xcf, 0x83, 0xc4, 0x0c, 0xc3 },
201 /* 15: pushl $0; pushl $0; pushl $0; iret; addl $12,%esp; ret */
202 6, 1, FALSE, STATUS_ACCESS_VIOLATION, 2, { 0, 0xffffffff } },
203
204 /* test loading an invalid selector */
205 { { 0xb8, 0xef, 0xbe, 0x00, 0x00, 0x8e, 0xe8, 0xc3 }, /* 16: mov $beef,%ax; mov %ax,%gs; ret */
206 5, 2, FALSE, STATUS_ACCESS_VIOLATION, 2, { 0, 0xbee8 } }, /* 0xbee8 or 0xffffffff */
207
208 /* test accessing a zero selector (%es broken on Wow64) */
209 { { 0x06, 0x31, 0xc0, 0x8e, 0xc0, 0x26, 0xa1, 0, 0, 0, 0, 0x07, 0xc3 },
210 /* push %es; xor %eax,%eax; mov %ax,%es; mov %es:(0),%ax; pop %es; ret */
211 5, 6, TRUE, STATUS_ACCESS_VIOLATION, 2, { 0, 0xffffffff } },
212 { { 0x0f, 0xa8, 0x31, 0xc0, 0x8e, 0xe8, 0x65, 0xa1, 0, 0, 0, 0, 0x0f, 0xa9, 0xc3 },
213 /* push %gs; xor %eax,%eax; mov %ax,%gs; mov %gs:(0),%ax; pop %gs; ret */
214 6, 6, FALSE, STATUS_ACCESS_VIOLATION, 2, { 0, 0xffffffff } },
215
216 /* test moving %cs -> %ss */
217 { { 0x0e, 0x17, 0x58, 0xc3 }, /* pushl %cs; popl %ss; popl %eax; ret */
218 1, 1, FALSE, STATUS_ACCESS_VIOLATION, 2, { 0, 0xffffffff } },
219
220 /* 20 */
221 /* test overlong instruction (limit is 15 bytes, 5 on Win7) */
222 { { 0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0xfa,0xc3 },
223 0, 16, TRUE, STATUS_ILLEGAL_INSTRUCTION, 0, { 0 },
224 STATUS_ACCESS_VIOLATION, 2, { 0, 0xffffffff } },
225 { { 0x64,0x64,0x64,0x64,0xfa,0xc3 },
226 0, 5, TRUE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
227
228 /* test invalid interrupt */
229 { { 0xcd, 0xff, 0xc3 }, /* int $0xff; ret */
230 0, 2, FALSE, STATUS_ACCESS_VIOLATION, 2, { 0, 0xffffffff } },
231
232 /* test moves to/from Crx */
233 { { 0x0f, 0x20, 0xc0, 0xc3 }, /* movl %cr0,%eax; ret */
234 0, 3, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
235 { { 0x0f, 0x20, 0xe0, 0xc3 }, /* movl %cr4,%eax; ret */
236 0, 3, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
237 /* 25 */
238 { { 0x0f, 0x22, 0xc0, 0xc3 }, /* movl %eax,%cr0; ret */
239 0, 3, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
240 { { 0x0f, 0x22, 0xe0, 0xc3 }, /* movl %eax,%cr4; ret */
241 0, 3, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
242
243 /* test moves to/from Drx */
244 { { 0x0f, 0x21, 0xc0, 0xc3 }, /* movl %dr0,%eax; ret */
245 0, 3, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
246 { { 0x0f, 0x21, 0xc8, 0xc3 }, /* movl %dr1,%eax; ret */
247 0, 3, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
248 { { 0x0f, 0x21, 0xf8, 0xc3 }, /* movl %dr7,%eax; ret */
249 0, 3, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
250 /* 30 */
251 { { 0x0f, 0x23, 0xc0, 0xc3 }, /* movl %eax,%dr0; ret */
252 0, 3, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
253 { { 0x0f, 0x23, 0xc8, 0xc3 }, /* movl %eax,%dr1; ret */
254 0, 3, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
255 { { 0x0f, 0x23, 0xf8, 0xc3 }, /* movl %eax,%dr7; ret */
256 0, 3, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
257
258 /* test memory reads */
259 { { 0xa1, 0xfc, 0xff, 0xff, 0xff, 0xc3 }, /* movl 0xfffffffc,%eax; ret */
260 0, 5, FALSE, STATUS_ACCESS_VIOLATION, 2, { 0, 0xfffffffc } },
261 { { 0xa1, 0xfd, 0xff, 0xff, 0xff, 0xc3 }, /* movl 0xfffffffd,%eax; ret */
262 0, 5, FALSE, STATUS_ACCESS_VIOLATION, 2, { 0, 0xfffffffd } },
263 /* 35 */
264 { { 0xa1, 0xfe, 0xff, 0xff, 0xff, 0xc3 }, /* movl 0xfffffffe,%eax; ret */
265 0, 5, FALSE, STATUS_ACCESS_VIOLATION, 2, { 0, 0xfffffffe } },
266 { { 0xa1, 0xff, 0xff, 0xff, 0xff, 0xc3 }, /* movl 0xffffffff,%eax; ret */
267 0, 5, FALSE, STATUS_ACCESS_VIOLATION, 2, { 0, 0xffffffff } },
268
269 /* test memory writes */
270 { { 0xa3, 0xfc, 0xff, 0xff, 0xff, 0xc3 }, /* movl %eax,0xfffffffc; ret */
271 0, 5, FALSE, STATUS_ACCESS_VIOLATION, 2, { 1, 0xfffffffc } },
272 { { 0xa3, 0xfd, 0xff, 0xff, 0xff, 0xc3 }, /* movl %eax,0xfffffffd; ret */
273 0, 5, FALSE, STATUS_ACCESS_VIOLATION, 2, { 1, 0xfffffffd } },
274 { { 0xa3, 0xfe, 0xff, 0xff, 0xff, 0xc3 }, /* movl %eax,0xfffffffe; ret */
275 0, 5, FALSE, STATUS_ACCESS_VIOLATION, 2, { 1, 0xfffffffe } },
276 /* 40 */
277 { { 0xa3, 0xff, 0xff, 0xff, 0xff, 0xc3 }, /* movl %eax,0xffffffff; ret */
278 0, 5, FALSE, STATUS_ACCESS_VIOLATION, 2, { 1, 0xffffffff } },
279
280 /* test exception with cleared %ds and %es (broken on Wow64) */
281 { { 0x1e, 0x06, 0x31, 0xc0, 0x8e, 0xd8, 0x8e, 0xc0, 0xfa, 0x07, 0x1f, 0xc3 },
282 /* push %ds; push %es; xorl %eax,%eax; mov %ax,%ds; mov %ax,%es; cli; pop %es; pop %ds; ret */
283 8, 1, TRUE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
284
285 { { 0xf1, 0x90, 0xc3 }, /* icebp; nop; ret */
286 1, 1, FALSE, STATUS_SINGLE_STEP, 0 },
287 { { 0xb8, 0xb8, 0xb8, 0xb8, 0xb8, /* mov $0xb8b8b8b8, %eax */
288 0xb9, 0xb9, 0xb9, 0xb9, 0xb9, /* mov $0xb9b9b9b9, %ecx */
289 0xba, 0xba, 0xba, 0xba, 0xba, /* mov $0xbabababa, %edx */
290 0xcd, 0x2d, 0xc3 }, /* int $0x2d; ret */
291 17, 0, FALSE, STATUS_BREAKPOINT, 3, { 0xb8b8b8b8, 0xb9b9b9b9, 0xbabababa } },
292 };
293
294 static int got_exception;
295 static BOOL have_vectored_api;
296
297 static void run_exception_test(void *handler, const void* context,
298 const void *code, unsigned int code_size,
299 DWORD access)
300 {
301 struct {
302 EXCEPTION_REGISTRATION_RECORD frame;
303 const void *context;
304 } exc_frame;
305 void (*func)(void) = code_mem;
306 DWORD oldaccess, oldaccess2;
307
308 exc_frame.frame.Handler = handler;
309 exc_frame.frame.Prev = NtCurrentTeb()->Tib.ExceptionList;
310 exc_frame.context = context;
311
312 memcpy(code_mem, code, code_size);
313 if(access)
314 VirtualProtect(code_mem, code_size, access, &oldaccess);
315
316 NtCurrentTeb()->Tib.ExceptionList = &exc_frame.frame;
317 func();
318 NtCurrentTeb()->Tib.ExceptionList = exc_frame.frame.Prev;
319
320 if(access)
321 VirtualProtect(code_mem, code_size, oldaccess, &oldaccess2);
322 }
323
324 static LONG CALLBACK rtlraiseexception_vectored_handler(EXCEPTION_POINTERS *ExceptionInfo)
325 {
326 PCONTEXT context = ExceptionInfo->ContextRecord;
327 PEXCEPTION_RECORD rec = ExceptionInfo->ExceptionRecord;
328 trace("vect. handler %08x addr:%p context.Eip:%x\n", rec->ExceptionCode,
329 rec->ExceptionAddress, context->Eip);
330
331 ok(rec->ExceptionAddress == (char *)code_mem + 0xb, "ExceptionAddress at %p instead of %p\n",
332 rec->ExceptionAddress, (char *)code_mem + 0xb);
333
334 if (NtCurrentTeb()->Peb->BeingDebugged)
335 ok((void *)context->Eax == pRtlRaiseException ||
336 broken( is_wow64 && context->Eax == 0xf00f00f1 ), /* broken on vista */
337 "debugger managed to modify Eax to %x should be %p\n",
338 context->Eax, pRtlRaiseException);
339
340 /* check that context.Eip is fixed up only for EXCEPTION_BREAKPOINT
341 * even if raised by RtlRaiseException
342 */
343 if(rec->ExceptionCode == EXCEPTION_BREAKPOINT)
344 {
345 ok(context->Eip == (DWORD)code_mem + 0xa ||
346 broken(context->Eip == (DWORD)code_mem + 0xb), /* win2k3 */
347 "Eip at %x instead of %x or %x\n", context->Eip,
348 (DWORD)code_mem + 0xa, (DWORD)code_mem + 0xb);
349 }
350 else
351 {
352 ok(context->Eip == (DWORD)code_mem + 0xb, "Eip at %x instead of %x\n",
353 context->Eip, (DWORD)code_mem + 0xb);
354 }
355
356 /* test if context change is preserved from vectored handler to stack handlers */
357 context->Eax = 0xf00f00f0;
358 return EXCEPTION_CONTINUE_SEARCH;
359 }
360
361 static DWORD rtlraiseexception_handler( EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *frame,
362 CONTEXT *context, EXCEPTION_REGISTRATION_RECORD **dispatcher )
363 {
364 trace( "exception: %08x flags:%x addr:%p context: Eip:%x\n",
365 rec->ExceptionCode, rec->ExceptionFlags, rec->ExceptionAddress, context->Eip );
366
367 ok(rec->ExceptionAddress == (char *)code_mem + 0xb, "ExceptionAddress at %p instead of %p\n",
368 rec->ExceptionAddress, (char *)code_mem + 0xb);
369
370 /* check that context.Eip is fixed up only for EXCEPTION_BREAKPOINT
371 * even if raised by RtlRaiseException
372 */
373 if(rec->ExceptionCode == EXCEPTION_BREAKPOINT)
374 {
375 ok(context->Eip == (DWORD)code_mem + 0xa ||
376 broken(context->Eip == (DWORD)code_mem + 0xb), /* win2k3 */
377 "Eip at %x instead of %x or %x\n", context->Eip,
378 (DWORD)code_mem + 0xa, (DWORD)code_mem + 0xb);
379 }
380 else
381 {
382 ok(context->Eip == (DWORD)code_mem + 0xb, "Eip at %x instead of %x\n",
383 context->Eip, (DWORD)code_mem + 0xb);
384 }
385
386 if(have_vectored_api)
387 ok(context->Eax == 0xf00f00f0, "Eax is %x, should have been set to 0xf00f00f0 in vectored handler\n",
388 context->Eax);
389
390 /* give the debugger a chance to examine the state a second time */
391 /* without the exception handler changing Eip */
392 if (test_stage == 2)
393 return ExceptionContinueSearch;
394
395 /* Eip in context is decreased by 1
396 * Increase it again, else execution will continue in the middle of an instruction */
397 if(rec->ExceptionCode == EXCEPTION_BREAKPOINT && (context->Eip == (DWORD)code_mem + 0xa))
398 context->Eip += 1;
399 return ExceptionContinueExecution;
400 }
401
402
403 static const BYTE call_one_arg_code[] = {
404 0x8b, 0x44, 0x24, 0x08, /* mov 0x8(%esp),%eax */
405 0x50, /* push %eax */
406 0x8b, 0x44, 0x24, 0x08, /* mov 0x8(%esp),%eax */
407 0xff, 0xd0, /* call *%eax */
408 0x90, /* nop */
409 0x90, /* nop */
410 0x90, /* nop */
411 0x90, /* nop */
412 0xc3, /* ret */
413 };
414
415
416 static void run_rtlraiseexception_test(DWORD exceptioncode)
417 {
418 EXCEPTION_REGISTRATION_RECORD frame;
419 EXCEPTION_RECORD record;
420 PVOID vectored_handler = NULL;
421
422 void (*func)(void* function, EXCEPTION_RECORD* record) = code_mem;
423
424 record.ExceptionCode = exceptioncode;
425 record.ExceptionFlags = 0;
426 record.ExceptionRecord = NULL;
427 record.ExceptionAddress = NULL; /* does not matter, copied return address */
428 record.NumberParameters = 0;
429
430 frame.Handler = rtlraiseexception_handler;
431 frame.Prev = NtCurrentTeb()->Tib.ExceptionList;
432
433 memcpy(code_mem, call_one_arg_code, sizeof(call_one_arg_code));
434
435 NtCurrentTeb()->Tib.ExceptionList = &frame;
436 if (have_vectored_api)
437 {
438 vectored_handler = pRtlAddVectoredExceptionHandler(TRUE, &rtlraiseexception_vectored_handler);
439 ok(vectored_handler != 0, "RtlAddVectoredExceptionHandler failed\n");
440 }
441
442 func(pRtlRaiseException, &record);
443 ok( record.ExceptionAddress == (char *)code_mem + 0x0b,
444 "address set to %p instead of %p\n", record.ExceptionAddress, (char *)code_mem + 0x0b );
445
446 if (have_vectored_api)
447 pRtlRemoveVectoredExceptionHandler(vectored_handler);
448 NtCurrentTeb()->Tib.ExceptionList = frame.Prev;
449 }
450
451 static void test_rtlraiseexception(void)
452 {
453 if (!pRtlRaiseException)
454 {
455 skip("RtlRaiseException not found\n");
456 return;
457 }
458
459 /* test without debugger */
460 run_rtlraiseexception_test(0x12345);
461 run_rtlraiseexception_test(EXCEPTION_BREAKPOINT);
462 run_rtlraiseexception_test(EXCEPTION_INVALID_HANDLE);
463 }
464
465 static DWORD unwind_expected_eax;
466
467 static DWORD unwind_handler( EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *frame,
468 CONTEXT *context, EXCEPTION_REGISTRATION_RECORD **dispatcher )
469 {
470 trace("exception: %08x flags:%x addr:%p context: Eip:%x\n",
471 rec->ExceptionCode, rec->ExceptionFlags, rec->ExceptionAddress, context->Eip);
472
473 ok(rec->ExceptionCode == STATUS_UNWIND, "ExceptionCode is %08x instead of %08x\n",
474 rec->ExceptionCode, STATUS_UNWIND);
475 ok(rec->ExceptionAddress == (char *)code_mem + 0x22, "ExceptionAddress at %p instead of %p\n",
476 rec->ExceptionAddress, (char *)code_mem + 0x22);
477 ok(context->Eax == unwind_expected_eax, "context->Eax is %08x instead of %08x\n",
478 context->Eax, unwind_expected_eax);
479
480 context->Eax += 1;
481 return ExceptionContinueSearch;
482 }
483
484 static const BYTE call_unwind_code[] = {
485 0x55, /* push %ebp */
486 0x53, /* push %ebx */
487 0x56, /* push %esi */
488 0x57, /* push %edi */
489 0xe8, 0x00, 0x00, 0x00, 0x00, /* call 0 */
490 0x58, /* 0: pop %eax */
491 0x05, 0x1e, 0x00, 0x00, 0x00, /* add $0x1e,%eax */
492 0xff, 0x74, 0x24, 0x20, /* push 0x20(%esp) */
493 0xff, 0x74, 0x24, 0x20, /* push 0x20(%esp) */
494 0x50, /* push %eax */
495 0xff, 0x74, 0x24, 0x24, /* push 0x24(%esp) */
496 0x8B, 0x44, 0x24, 0x24, /* mov 0x24(%esp),%eax */
497 0xff, 0xd0, /* call *%eax */
498 0x5f, /* pop %edi */
499 0x5e, /* pop %esi */
500 0x5b, /* pop %ebx */
501 0x5d, /* pop %ebp */
502 0xc3, /* ret */
503 0xcc, /* int $3 */
504 };
505
506 static void test_unwind(void)
507 {
508 EXCEPTION_REGISTRATION_RECORD frames[2], *frame2 = &frames[0], *frame1 = &frames[1];
509 DWORD (*func)(void* function, EXCEPTION_REGISTRATION_RECORD *pEndFrame, EXCEPTION_RECORD* record, DWORD retval) = code_mem;
510 DWORD retval;
511
512 memcpy(code_mem, call_unwind_code, sizeof(call_unwind_code));
513
514 /* add first unwind handler */
515 frame1->Handler = unwind_handler;
516 frame1->Prev = NtCurrentTeb()->Tib.ExceptionList;
517 NtCurrentTeb()->Tib.ExceptionList = frame1;
518
519 /* add second unwind handler */
520 frame2->Handler = unwind_handler;
521 frame2->Prev = NtCurrentTeb()->Tib.ExceptionList;
522 NtCurrentTeb()->Tib.ExceptionList = frame2;
523
524 /* test unwind to current frame */
525 unwind_expected_eax = 0xDEAD0000;
526 retval = func(pRtlUnwind, frame2, NULL, 0xDEAD0000);
527 ok(retval == 0xDEAD0000, "RtlUnwind returned eax %08x instead of %08x\n", retval, 0xDEAD0000);
528 ok(NtCurrentTeb()->Tib.ExceptionList == frame2, "Exception record points to %p instead of %p\n",
529 NtCurrentTeb()->Tib.ExceptionList, frame2);
530
531 /* unwind to frame1 */
532 unwind_expected_eax = 0xDEAD0000;
533 retval = func(pRtlUnwind, frame1, NULL, 0xDEAD0000);
534 ok(retval == 0xDEAD0001, "RtlUnwind returned eax %08x instead of %08x\n", retval, 0xDEAD0001);
535 ok(NtCurrentTeb()->Tib.ExceptionList == frame1, "Exception record points to %p instead of %p\n",
536 NtCurrentTeb()->Tib.ExceptionList, frame1);
537
538 /* restore original handler */
539 NtCurrentTeb()->Tib.ExceptionList = frame1->Prev;
540 }
541
542 static DWORD handler( EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *frame,
543 CONTEXT *context, EXCEPTION_REGISTRATION_RECORD **dispatcher )
544 {
545 const struct exception *except = *(const struct exception **)(frame + 1);
546 unsigned int i, parameter_count, entry = except - exceptions;
547
548 got_exception++;
549 trace( "exception %u: %x flags:%x addr:%p\n",
550 entry, rec->ExceptionCode, rec->ExceptionFlags, rec->ExceptionAddress );
551
552 ok( rec->ExceptionCode == except->status ||
553 (except->alt_status != 0 && rec->ExceptionCode == except->alt_status),
554 "%u: Wrong exception code %x/%x\n", entry, rec->ExceptionCode, except->status );
555 ok( context->Eip == (DWORD_PTR)code_mem + except->offset,
556 "%u: Unexpected eip %#x/%#lx\n", entry,
557 context->Eip, (DWORD_PTR)code_mem + except->offset );
558 ok( rec->ExceptionAddress == (char*)context->Eip ||
559 (rec->ExceptionCode == STATUS_BREAKPOINT && rec->ExceptionAddress == (char*)context->Eip + 1),
560 "%u: Unexpected exception address %p/%p\n", entry,
561 rec->ExceptionAddress, (char*)context->Eip );
562
563 if (except->status == STATUS_BREAKPOINT && is_wow64)
564 parameter_count = 1;
565 else if (except->alt_status == 0 || rec->ExceptionCode != except->alt_status)
566 parameter_count = except->nb_params;
567 else
568 parameter_count = except->alt_nb_params;
569
570 ok( rec->NumberParameters == parameter_count,
571 "%u: Unexpected parameter count %u/%u\n", entry, rec->NumberParameters, parameter_count );
572
573 /* Most CPUs (except Intel Core apparently) report a segment limit violation */
574 /* instead of page faults for accesses beyond 0xffffffff */
575 if (except->nb_params == 2 && except->params[1] >= 0xfffffffd)
576 {
577 if (rec->ExceptionInformation[0] == 0 && rec->ExceptionInformation[1] == 0xffffffff)
578 goto skip_params;
579 }
580
581 /* Seems that both 0xbee8 and 0xfffffffff can be returned in windows */
582 if (except->nb_params == 2 && rec->NumberParameters == 2
583 && except->params[1] == 0xbee8 && rec->ExceptionInformation[1] == 0xffffffff
584 && except->params[0] == rec->ExceptionInformation[0])
585 {
586 goto skip_params;
587 }
588
589 if (except->alt_status == 0 || rec->ExceptionCode != except->alt_status)
590 {
591 for (i = 0; i < rec->NumberParameters; i++)
592 ok( rec->ExceptionInformation[i] == except->params[i],
593 "%u: Wrong parameter %d: %lx/%x\n",
594 entry, i, rec->ExceptionInformation[i], except->params[i] );
595 }
596 else
597 {
598 for (i = 0; i < rec->NumberParameters; i++)
599 ok( rec->ExceptionInformation[i] == except->alt_params[i],
600 "%u: Wrong parameter %d: %lx/%x\n",
601 entry, i, rec->ExceptionInformation[i], except->alt_params[i] );
602 }
603
604 skip_params:
605 /* don't handle exception if it's not the address we expected */
606 if (context->Eip != (DWORD_PTR)code_mem + except->offset) return ExceptionContinueSearch;
607
608 context->Eip += except->length;
609 return ExceptionContinueExecution;
610 }
611
612 static void test_prot_fault(void)
613 {
614 unsigned int i;
615
616 for (i = 0; i < sizeof(exceptions)/sizeof(exceptions[0]); i++)
617 {
618 if (is_wow64 && exceptions[i].wow64_broken && !strcmp( winetest_platform, "windows" ))
619 {
620 skip( "Exception %u broken on Wow64\n", i );
621 continue;
622 }
623 got_exception = 0;
624 run_exception_test(handler, &exceptions[i], &exceptions[i].code,
625 sizeof(exceptions[i].code), 0);
626 if (!i && !got_exception)
627 {
628 trace( "No exception, assuming win9x, no point in testing further\n" );
629 break;
630 }
631 ok( got_exception == (exceptions[i].status != 0),
632 "%u: bad exception count %d\n", i, got_exception );
633 }
634 }
635
636 struct dbgreg_test {
637 DWORD dr0, dr1, dr2, dr3, dr6, dr7;
638 };
639
640 /* test handling of debug registers */
641 static DWORD dreg_handler( EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *frame,
642 CONTEXT *context, EXCEPTION_REGISTRATION_RECORD **dispatcher )
643 {
644 const struct dbgreg_test *test = *(const struct dbgreg_test **)(frame + 1);
645
646 context->Eip += 2; /* Skips the popl (%eax) */
647 context->Dr0 = test->dr0;
648 context->Dr1 = test->dr1;
649 context->Dr2 = test->dr2;
650 context->Dr3 = test->dr3;
651 context->Dr6 = test->dr6;
652 context->Dr7 = test->dr7;
653 return ExceptionContinueExecution;
654 }
655
656 #define CHECK_DEBUG_REG(n, m) \
657 ok((ctx.Dr##n & m) == test->dr##n, "(%d) failed to set debug register " #n " to %x, got %x\n", \
658 test_num, test->dr##n, ctx.Dr##n)
659
660 static void check_debug_registers(int test_num, const struct dbgreg_test *test)
661 {
662 CONTEXT ctx;
663 NTSTATUS status;
664
665 ctx.ContextFlags = CONTEXT_DEBUG_REGISTERS;
666 status = pNtGetContextThread(GetCurrentThread(), &ctx);
667 ok(status == STATUS_SUCCESS, "NtGetContextThread failed with %x\n", status);
668
669 CHECK_DEBUG_REG(0, ~0);
670 CHECK_DEBUG_REG(1, ~0);
671 CHECK_DEBUG_REG(2, ~0);
672 CHECK_DEBUG_REG(3, ~0);
673 CHECK_DEBUG_REG(6, 0x0f);
674 CHECK_DEBUG_REG(7, ~0xdc00);
675 }
676
677 static const BYTE segfault_code[5] = {
678 0x31, 0xc0, /* xor %eax,%eax */
679 0x8f, 0x00, /* popl (%eax) - cause exception */
680 0xc3 /* ret */
681 };
682
683 /* test the single step exception behaviour */
684 static DWORD single_step_handler( EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *frame,
685 CONTEXT *context, EXCEPTION_REGISTRATION_RECORD **dispatcher )
686 {
687 got_exception++;
688 ok (!(context->EFlags & 0x100), "eflags has single stepping bit set\n");
689
690 if( got_exception < 3)
691 context->EFlags |= 0x100; /* single step until popf instruction */
692 else {
693 /* show that the last single step exception on the popf instruction
694 * (which removed the TF bit), still is a EXCEPTION_SINGLE_STEP exception */
695 ok( rec->ExceptionCode == EXCEPTION_SINGLE_STEP,
696 "exception is not EXCEPTION_SINGLE_STEP: %x\n", rec->ExceptionCode);
697 }
698
699 return ExceptionContinueExecution;
700 }
701
702 static const BYTE single_stepcode[] = {
703 0x9c, /* pushf */
704 0x58, /* pop %eax */
705 0x0d,0,1,0,0, /* or $0x100,%eax */
706 0x50, /* push %eax */
707 0x9d, /* popf */
708 0x35,0,1,0,0, /* xor $0x100,%eax */
709 0x50, /* push %eax */
710 0x9d, /* popf */
711 0xc3
712 };
713
714 /* Test the alignment check (AC) flag handling. */
715 static const BYTE align_check_code[] = {
716 0x55, /* push %ebp */
717 0x89,0xe5, /* mov %esp,%ebp */
718 0x9c, /* pushf */
719 0x58, /* pop %eax */
720 0x0d,0,0,4,0, /* or $0x40000,%eax */
721 0x50, /* push %eax */
722 0x9d, /* popf */
723 0x89,0xe0, /* mov %esp, %eax */
724 0x8b,0x40,0x1, /* mov 0x1(%eax), %eax - cause exception */
725 0x9c, /* pushf */
726 0x58, /* pop %eax */
727 0x35,0,0,4,0, /* xor $0x40000,%eax */
728 0x50, /* push %eax */
729 0x9d, /* popf */
730 0x5d, /* pop %ebp */
731 0xc3, /* ret */
732 };
733
734 static DWORD align_check_handler( EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *frame,
735 CONTEXT *context, EXCEPTION_REGISTRATION_RECORD **dispatcher )
736 {
737 ok (!(context->EFlags & 0x40000), "eflags has AC bit set\n");
738 got_exception++;
739 return ExceptionContinueExecution;
740 }
741
742 /* Test the direction flag handling. */
743 static const BYTE direction_flag_code[] = {
744 0x55, /* push %ebp */
745 0x89,0xe5, /* mov %esp,%ebp */
746 0xfd, /* std */
747 0xfa, /* cli - cause exception */
748 0x5d, /* pop %ebp */
749 0xc3, /* ret */
750 };
751
752 static DWORD direction_flag_handler( EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *frame,
753 CONTEXT *context, EXCEPTION_REGISTRATION_RECORD **dispatcher )
754 {
755 #ifdef __GNUC__
756 unsigned int flags;
757 __asm__("pushfl; popl %0; cld" : "=r" (flags) );
758 /* older windows versions don't clear DF properly so don't test */
759 if (flags & 0x400) trace( "eflags has DF bit set\n" );
760 #endif
761 ok( context->EFlags & 0x400, "context eflags has DF bit cleared\n" );
762 got_exception++;
763 context->Eip++; /* skip cli */
764 context->EFlags &= ~0x400; /* make sure it is cleared on return */
765 return ExceptionContinueExecution;
766 }
767
768 /* test single stepping over hardware breakpoint */
769 static DWORD bpx_handler( EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *frame,
770 CONTEXT *context, EXCEPTION_REGISTRATION_RECORD **dispatcher )
771 {
772 got_exception++;
773 ok( rec->ExceptionCode == EXCEPTION_SINGLE_STEP,
774 "wrong exception code: %x\n", rec->ExceptionCode);
775
776 if(got_exception == 1) {
777 /* hw bp exception on first nop */
778 ok( context->Eip == (DWORD)code_mem, "eip is wrong: %x instead of %x\n",
779 context->Eip, (DWORD)code_mem);
780 ok( (context->Dr6 & 0xf) == 1, "B0 flag is not set in Dr6\n");
781 ros_skip_flaky
782 ok( !(context->Dr6 & 0x4000), "BS flag is set in Dr6\n");
783 context->Dr0 = context->Dr0 + 1; /* set hw bp again on next instruction */
784 context->EFlags |= 0x100; /* enable single stepping */
785 } else if( got_exception == 2) {
786 /* single step exception on second nop */
787 ok( context->Eip == (DWORD)code_mem + 1, "eip is wrong: %x instead of %x\n",
788 context->Eip, (DWORD)code_mem + 1);
789 ok( (context->Dr6 & 0x4000), "BS flag is not set in Dr6\n");
790 /* depending on the win version the B0 bit is already set here as well
791 ok( (context->Dr6 & 0xf) == 0, "B0...3 flags in Dr6 shouldn't be set\n"); */
792 context->EFlags |= 0x100;
793 } else if( got_exception == 3) {
794 /* hw bp exception on second nop */
795 ok( context->Eip == (DWORD)code_mem + 1, "eip is wrong: %x instead of %x\n",
796 context->Eip, (DWORD)code_mem + 1);
797 ok( (context->Dr6 & 0xf) == 1, "B0 flag is not set in Dr6\n");
798 ok( !(context->Dr6 & 0x4000), "BS flag is set in Dr6\n");
799 context->Dr0 = 0; /* clear breakpoint */
800 context->EFlags |= 0x100;
801 } else {
802 /* single step exception on ret */
803 ok( context->Eip == (DWORD)code_mem + 2, "eip is wrong: %x instead of %x\n",
804 context->Eip, (DWORD)code_mem + 2);
805 ok( (context->Dr6 & 0xf) == 0, "B0...3 flags in Dr6 shouldn't be set\n");
806 ok( (context->Dr6 & 0x4000), "BS flag is not set in Dr6\n");
807 }
808
809 context->Dr6 = 0; /* clear status register */
810 return ExceptionContinueExecution;
811 }
812
813 static const BYTE dummy_code[] = { 0x90, 0x90, 0xc3 }; /* nop, nop, ret */
814
815 /* test int3 handling */
816 static DWORD int3_handler( EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *frame,
817 CONTEXT *context, EXCEPTION_REGISTRATION_RECORD **dispatcher )
818 {
819 ok( rec->ExceptionAddress == code_mem, "exception address not at: %p, but at %p\n",
820 code_mem, rec->ExceptionAddress);
821 ok( context->Eip == (DWORD)code_mem, "eip not at: %p, but at %#x\n", code_mem, context->Eip);
822 if(context->Eip == (DWORD)code_mem) context->Eip++; /* skip breakpoint */
823
824 return ExceptionContinueExecution;
825 }
826
827 static const BYTE int3_code[] = { 0xCC, 0xc3 }; /* int 3, ret */
828
829 static DWORD WINAPI hw_reg_exception_thread( void *arg )
830 {
831 int expect = (ULONG_PTR)arg;
832 got_exception = 0;
833 run_exception_test( bpx_handler, NULL, dummy_code, sizeof(dummy_code), 0 );
834 ok( got_exception == expect, "expected %u exceptions, got %d\n", expect, got_exception );
835 return 0;
836 }
837
838 static void test_exceptions(void)
839 {
840 CONTEXT ctx;
841 NTSTATUS res;
842 struct dbgreg_test dreg_test;
843 HANDLE h;
844
845 if (!pNtGetContextThread || !pNtSetContextThread)
846 {
847 skip( "NtGetContextThread/NtSetContextThread not found\n" );
848 return;
849 }
850
851 /* test handling of debug registers */
852 memset(&dreg_test, 0, sizeof(dreg_test));
853
854 dreg_test.dr0 = 0x42424240;
855 dreg_test.dr2 = 0x126bb070;
856 dreg_test.dr3 = 0x0badbad0;
857 dreg_test.dr7 = 0xffff0115;
858 run_exception_test(dreg_handler, &dreg_test, &segfault_code, sizeof(segfault_code), 0);
859 check_debug_registers(1, &dreg_test);
860
861 dreg_test.dr0 = 0x42424242;
862 dreg_test.dr2 = 0x100f0fe7;
863 dreg_test.dr3 = 0x0abebabe;
864 dreg_test.dr7 = 0x115;
865 run_exception_test(dreg_handler, &dreg_test, &segfault_code, sizeof(segfault_code), 0);
866 check_debug_registers(2, &dreg_test);
867
868 /* test single stepping behavior */
869 got_exception = 0;
870 run_exception_test(single_step_handler, NULL, &single_stepcode, sizeof(single_stepcode), 0);
871 ok(got_exception == 3, "expected 3 single step exceptions, got %d\n", got_exception);
872
873 /* test alignment exceptions */
874 got_exception = 0;
875 run_exception_test(align_check_handler, NULL, align_check_code, sizeof(align_check_code), 0);
876 ok(got_exception == 0, "got %d alignment faults, expected 0\n", got_exception);
877
878 /* test direction flag */
879 got_exception = 0;
880 run_exception_test(direction_flag_handler, NULL, direction_flag_code, sizeof(direction_flag_code), 0);
881 ok(got_exception == 1, "got %d exceptions, expected 1\n", got_exception);
882
883 /* test single stepping over hardware breakpoint */
884 memset(&ctx, 0, sizeof(ctx));
885 ctx.Dr0 = (DWORD) code_mem; /* set hw bp on first nop */
886 ctx.Dr7 = 3;
887 ctx.ContextFlags = CONTEXT_DEBUG_REGISTERS;
888 res = pNtSetContextThread( GetCurrentThread(), &ctx);
889 ok( res == STATUS_SUCCESS, "NtSetContextThread failed with %x\n", res);
890
891 got_exception = 0;
892 run_exception_test(bpx_handler, NULL, dummy_code, sizeof(dummy_code), 0);
893 ok( got_exception == 4,"expected 4 exceptions, got %d\n", got_exception);
894
895 /* test int3 handling */
896 run_exception_test(int3_handler, NULL, int3_code, sizeof(int3_code), 0);
897
898 /* test that hardware breakpoints are not inherited by created threads */
899 res = pNtSetContextThread( GetCurrentThread(), &ctx );
900 ok( res == STATUS_SUCCESS, "NtSetContextThread failed with %x\n", res );
901
902 h = CreateThread( NULL, 0, hw_reg_exception_thread, 0, 0, NULL );
903 WaitForSingleObject( h, 10000 );
904 CloseHandle( h );
905
906 h = CreateThread( NULL, 0, hw_reg_exception_thread, (void *)4, CREATE_SUSPENDED, NULL );
907 ctx.ContextFlags = CONTEXT_DEBUG_REGISTERS;
908 res = pNtGetContextThread( h, &ctx );
909 ok( res == STATUS_SUCCESS, "NtGetContextThread failed with %x\n", res );
910 ok( ctx.Dr0 == 0, "dr0 %x\n", ctx.Dr0 );
911 ok( ctx.Dr7 == 0, "dr7 %x\n", ctx.Dr7 );
912 ctx.Dr0 = (DWORD)code_mem;
913 ctx.Dr7 = 3;
914 res = pNtSetContextThread( h, &ctx );
915 ok( res == STATUS_SUCCESS, "NtSetContextThread failed with %x\n", res );
916 ResumeThread( h );
917 WaitForSingleObject( h, 10000 );
918 CloseHandle( h );
919
920 ctx.Dr0 = 0;
921 ctx.Dr7 = 0;
922 res = pNtSetContextThread( GetCurrentThread(), &ctx );
923 ok( res == STATUS_SUCCESS, "NtSetContextThread failed with %x\n", res );
924 }
925
926 static void test_debugger(void)
927 {
928 char cmdline[MAX_PATH];
929 PROCESS_INFORMATION pi;
930 STARTUPINFOA si = { 0 };
931 DEBUG_EVENT de;
932 DWORD continuestatus;
933 PVOID code_mem_address = NULL;
934 NTSTATUS status;
935 SIZE_T size_read;
936 BOOL ret;
937 int counter = 0;
938 si.cb = sizeof(si);
939
940 if(!pNtGetContextThread || !pNtSetContextThread || !pNtReadVirtualMemory || !pNtTerminateProcess)
941 {
942 skip("NtGetContextThread, NtSetContextThread, NtReadVirtualMemory or NtTerminateProcess not found\n");
943 return;
944 }
945
946 sprintf(cmdline, "%s %s %s %p", my_argv[0], my_argv[1], "debuggee", &test_stage);
947 ret = CreateProcessA(NULL, cmdline, NULL, NULL, FALSE, DEBUG_PROCESS, NULL, NULL, &si, &pi);
948 ok(ret, "could not create child process error: %u\n", GetLastError());
949 if (!ret)
950 return;
951
952 do
953 {
954 continuestatus = DBG_CONTINUE;
955 ok(WaitForDebugEvent(&de, INFINITE), "reading debug event\n");
956
957 if (de.dwThreadId != pi.dwThreadId)
958 {
959 trace("event %d not coming from main thread, ignoring\n", de.dwDebugEventCode);
960 ContinueDebugEvent(de.dwProcessId, de.dwThreadId, DBG_CONTINUE);
961 continue;
962 }
963
964 if (de.dwDebugEventCode == CREATE_PROCESS_DEBUG_EVENT)
965 {
966 if(de.u.CreateProcessInfo.lpBaseOfImage != NtCurrentTeb()->Peb->ImageBaseAddress)
967 {
968 skip("child process loaded at different address, terminating it\n");
969 pNtTerminateProcess(pi.hProcess, 0);
970 }
971 }
972 else if (de.dwDebugEventCode == EXCEPTION_DEBUG_EVENT)
973 {
974 CONTEXT ctx;
975 int stage;
976
977 counter++;
978 status = pNtReadVirtualMemory(pi.hProcess, &code_mem, &code_mem_address,
979 sizeof(code_mem_address), &size_read);
980 ok(!status,"NtReadVirtualMemory failed with 0x%x\n", status);
981 status = pNtReadVirtualMemory(pi.hProcess, &test_stage, &stage,
982 sizeof(stage), &size_read);
983 ok(!status,"NtReadVirtualMemory failed with 0x%x\n", status);
984
985 ctx.ContextFlags = CONTEXT_FULL;
986 status = pNtGetContextThread(pi.hThread, &ctx);
987 ok(!status, "NtGetContextThread failed with 0x%x\n", status);
988
989 trace("exception 0x%x at %p firstchance=%d Eip=0x%x, Eax=0x%x\n",
990 de.u.Exception.ExceptionRecord.ExceptionCode,
991 de.u.Exception.ExceptionRecord.ExceptionAddress, de.u.Exception.dwFirstChance, ctx.Eip, ctx.Eax);
992
993 if (counter > 100)
994 {
995 ok(FALSE, "got way too many exceptions, probably caught in an infinite loop, terminating child\n");
996 pNtTerminateProcess(pi.hProcess, 1);
997 }
998 else if (counter >= 2) /* skip startup breakpoint */
999 {
1000 if (stage == 1)
1001 {
1002 ok((char *)ctx.Eip == (char *)code_mem_address + 0xb, "Eip at %x instead of %p\n",
1003 ctx.Eip, (char *)code_mem_address + 0xb);
1004 /* setting the context from debugger does not affect the context, the exception handlers gets */
1005 /* uncomment once wine is fixed */
1006 /* ctx.Eip = 0x12345; */
1007 ctx.Eax = 0xf00f00f1;
1008
1009 /* let the debuggee handle the exception */
1010 continuestatus = DBG_EXCEPTION_NOT_HANDLED;
1011 }
1012 else if (stage == 2)
1013 {
1014 if (de.u.Exception.dwFirstChance)
1015 {
1016 /* debugger gets first chance exception with unmodified ctx.Eip */
1017 ok((char *)ctx.Eip == (char *)code_mem_address + 0xb, "Eip at 0x%x instead of %p\n",
1018 ctx.Eip, (char *)code_mem_address + 0xb);
1019
1020 /* setting the context from debugger does not affect the context, the exception handlers gets */
1021 /* uncomment once wine is fixed */
1022 /* ctx.Eip = 0x12345; */
1023 ctx.Eax = 0xf00f00f1;
1024
1025 /* pass exception to debuggee
1026 * exception will not be handled and
1027 * a second chance exception will be raised */
1028 continuestatus = DBG_EXCEPTION_NOT_HANDLED;
1029 }
1030 else
1031 {
1032 /* debugger gets context after exception handler has played with it */
1033 /* ctx.Eip is the same value the exception handler got */
1034 if (de.u.Exception.ExceptionRecord.ExceptionCode == EXCEPTION_BREAKPOINT)
1035 {
1036 ok((char *)ctx.Eip == (char *)code_mem_address + 0xa ||
1037 broken(is_wow64 && (char *)ctx.Eip == (char *)code_mem_address + 0xb),
1038 "Eip at 0x%x instead of %p\n",
1039 ctx.Eip, (char *)code_mem_address + 0xa);
1040 /* need to fixup Eip for debuggee */
1041 if ((char *)ctx.Eip == (char *)code_mem_address + 0xa)
1042 ctx.Eip += 1;
1043 }
1044 else
1045 ok((char *)ctx.Eip == (char *)code_mem_address + 0xb, "Eip at 0x%x instead of %p\n",
1046 ctx.Eip, (char *)code_mem_address + 0xb);
1047 /* here we handle exception */
1048 }
1049 }
1050 else if (stage == 7 || stage == 8)
1051 {
1052 ok(de.u.Exception.ExceptionRecord.ExceptionCode == EXCEPTION_BREAKPOINT,
1053 "expected EXCEPTION_BREAKPOINT, got %08x\n", de.u.Exception.ExceptionRecord.ExceptionCode);
1054 ok((char *)ctx.Eip == (char *)code_mem_address + 0x1d,
1055 "expected Eip = %p, got 0x%x\n", (char *)code_mem_address + 0x1d, ctx.Eip);
1056
1057 if (stage == 8) continuestatus = DBG_EXCEPTION_NOT_HANDLED;
1058 }
1059 else if (stage == 9 || stage == 10)
1060 {
1061 ok(de.u.Exception.ExceptionRecord.ExceptionCode == EXCEPTION_BREAKPOINT,
1062 "expected EXCEPTION_BREAKPOINT, got %08x\n", de.u.Exception.ExceptionRecord.ExceptionCode);
1063 ok((char *)ctx.Eip == (char *)code_mem_address + 2,
1064 "expected Eip = %p, got 0x%x\n", (char *)code_mem_address + 2, ctx.Eip);
1065
1066 if (stage == 10) continuestatus = DBG_EXCEPTION_NOT_HANDLED;
1067 }
1068 else if (stage == 11 || stage == 12)
1069 {
1070 ok(de.u.Exception.ExceptionRecord.ExceptionCode == EXCEPTION_INVALID_HANDLE,
1071 "unexpected exception code %08x, expected %08x\n", de.u.Exception.ExceptionRecord.ExceptionCode,
1072 EXCEPTION_INVALID_HANDLE);
1073 ok(de.u.Exception.ExceptionRecord.NumberParameters == 0,
1074 "unexpected number of parameters %d, expected 0\n", de.u.Exception.ExceptionRecord.NumberParameters);
1075
1076 if (stage == 12) continuestatus = DBG_EXCEPTION_NOT_HANDLED;
1077 }
1078 else
1079 ok(FALSE, "unexpected stage %x\n", stage);
1080
1081 status = pNtSetContextThread(pi.hThread, &ctx);
1082 ok(!status, "NtSetContextThread failed with 0x%x\n", status);
1083 }
1084 }
1085 else if (de.dwDebugEventCode == OUTPUT_DEBUG_STRING_EVENT)
1086 {
1087 int stage;
1088 #ifdef __REACTOS__
1089 /* This will catch our DPRINTs, such as
1090 * "WARNING: RtlpDphTargetDllsLogicInitialize at ..\..\lib\rtl\heappage.c:1283 is UNIMPLEMENTED!"
1091 * so we need a full-size buffer to avoid a stack overflow
1092 */
1093 char buffer[513];
1094 #else
1095 char buffer[64];
1096 #endif
1097
1098 status = pNtReadVirtualMemory(pi.hProcess, &test_stage, &stage,
1099 sizeof(stage), &size_read);
1100 ok(!status,"NtReadVirtualMemory failed with 0x%x\n", status);
1101
1102 ok(!de.u.DebugString.fUnicode, "unexpected unicode debug string event\n");
1103 ok(de.u.DebugString.nDebugStringLength < sizeof(buffer) - 1, "buffer not large enough to hold %d bytes\n",
1104 de.u.DebugString.nDebugStringLength);
1105
1106 memset(buffer, 0, sizeof(buffer));
1107 status = pNtReadVirtualMemory(pi.hProcess, de.u.DebugString.lpDebugStringData, buffer,
1108 de.u.DebugString.nDebugStringLength, &size_read);
1109 ok(!status,"NtReadVirtualMemory failed with 0x%x\n", status);
1110
1111 if (stage == 3 || stage == 4)
1112 ok(!strcmp(buffer, "Hello World"), "got unexpected debug string '%s'\n", buffer);
1113 else /* ignore unrelated debug strings like 'SHIMVIEW: ShimInfo(Complete)' */
1114 ok(strstr(buffer, "SHIMVIEW") != NULL, "unexpected stage %x, got debug string event '%s'\n", stage, buffer);
1115
1116 if (stage == 4) continuestatus = DBG_EXCEPTION_NOT_HANDLED;
1117 }
1118 else if (de.dwDebugEventCode == RIP_EVENT)
1119 {
1120 int stage;
1121
1122 status = pNtReadVirtualMemory(pi.hProcess, &test_stage, &stage,
1123 sizeof(stage), &size_read);
1124 ok(!status,"NtReadVirtualMemory failed with 0x%x\n", status);
1125
1126 if (stage == 5 || stage == 6)
1127 {
1128 ok(de.u.RipInfo.dwError == 0x11223344, "got unexpected rip error code %08x, expected %08x\n",
1129 de.u.RipInfo.dwError, 0x11223344);
1130 ok(de.u.RipInfo.dwType == 0x55667788, "got unexpected rip type %08x, expected %08x\n",
1131 de.u.RipInfo.dwType, 0x55667788);
1132 }
1133 else
1134 ok(FALSE, "unexpected stage %x\n", stage);
1135
1136 if (stage == 6) continuestatus = DBG_EXCEPTION_NOT_HANDLED;
1137 }
1138
1139 ContinueDebugEvent(de.dwProcessId, de.dwThreadId, continuestatus);
1140
1141 } while (de.dwDebugEventCode != EXIT_PROCESS_DEBUG_EVENT);
1142
1143 winetest_wait_child_process( pi.hProcess );
1144 ret = CloseHandle(pi.hThread);
1145 ok(ret, "error %u\n", GetLastError());
1146 ret = CloseHandle(pi.hProcess);
1147 ok(ret, "error %u\n", GetLastError());
1148
1149 return;
1150 }
1151
1152 static DWORD simd_fault_handler( EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *frame,
1153 CONTEXT *context, EXCEPTION_REGISTRATION_RECORD **dispatcher )
1154 {
1155 int *stage = *(int **)(frame + 1);
1156
1157 got_exception++;
1158
1159 if( *stage == 1) {
1160 /* fault while executing sse instruction */
1161 context->Eip += 3; /* skip addps */
1162 return ExceptionContinueExecution;
1163 }
1164 else if ( *stage == 2 || *stage == 3 ) {
1165 /* stage 2 - divide by zero fault */
1166 /* stage 3 - invalid operation fault */
1167 if( rec->ExceptionCode == EXCEPTION_ILLEGAL_INSTRUCTION)
1168 skip("system doesn't support SIMD exceptions\n");
1169 else {
1170 ok( rec->ExceptionCode == STATUS_FLOAT_MULTIPLE_TRAPS,
1171 "exception code: %#x, should be %#x\n",
1172 rec->ExceptionCode, STATUS_FLOAT_MULTIPLE_TRAPS);
1173 ok( rec->NumberParameters == 1 || broken(is_wow64 && rec->NumberParameters == 2),
1174 "# of params: %i, should be 1\n",
1175 rec->NumberParameters);
1176 if( rec->NumberParameters == 1 )
1177 ok( rec->ExceptionInformation[0] == 0, "param #1: %lx, should be 0\n", rec->ExceptionInformation[0]);
1178 }
1179 context->Eip += 3; /* skip divps */
1180 }
1181 else
1182 ok(FALSE, "unexpected stage %x\n", *stage);
1183
1184 return ExceptionContinueExecution;
1185 }
1186
1187 static const BYTE simd_exception_test[] = {
1188 0x83, 0xec, 0x4, /* sub $0x4, %esp */
1189 0x0f, 0xae, 0x1c, 0x24, /* stmxcsr (%esp) */
1190 0x8b, 0x04, 0x24, /* mov (%esp),%eax * store mxcsr */
1191 0x66, 0x81, 0x24, 0x24, 0xff, 0xfd, /* andw $0xfdff,(%esp) * enable divide by */
1192 0x0f, 0xae, 0x14, 0x24, /* ldmxcsr (%esp) * zero exceptions */
1193 0x6a, 0x01, /* push $0x1 */
1194 0x6a, 0x01, /* push $0x1 */
1195 0x6a, 0x01, /* push $0x1 */
1196 0x6a, 0x01, /* push $0x1 */
1197 0x0f, 0x10, 0x0c, 0x24, /* movups (%esp),%xmm1 * fill dividend */
1198 0x0f, 0x57, 0xc0, /* xorps %xmm0,%xmm0 * clear divisor */
1199 0x0f, 0x5e, 0xc8, /* divps %xmm0,%xmm1 * generate fault */
1200 0x83, 0xc4, 0x10, /* add $0x10,%esp */
1201 0x89, 0x04, 0x24, /* mov %eax,(%esp) * restore to old mxcsr */
1202 0x0f, 0xae, 0x14, 0x24, /* ldmxcsr (%esp) */
1203 0x83, 0xc4, 0x04, /* add $0x4,%esp */
1204 0xc3, /* ret */
1205 };
1206
1207 static const BYTE simd_exception_test2[] = {
1208 0x83, 0xec, 0x4, /* sub $0x4, %esp */
1209 0x0f, 0xae, 0x1c, 0x24, /* stmxcsr (%esp) */
1210 0x8b, 0x04, 0x24, /* mov (%esp),%eax * store mxcsr */
1211 0x66, 0x81, 0x24, 0x24, 0x7f, 0xff, /* andw $0xff7f,(%esp) * enable invalid */
1212 0x0f, 0xae, 0x14, 0x24, /* ldmxcsr (%esp) * operation exceptions */
1213 0x0f, 0x57, 0xc9, /* xorps %xmm1,%xmm1 * clear dividend */
1214 0x0f, 0x57, 0xc0, /* xorps %xmm0,%xmm0 * clear divisor */
1215 0x0f, 0x5e, 0xc8, /* divps %xmm0,%xmm1 * generate fault */
1216 0x89, 0x04, 0x24, /* mov %eax,(%esp) * restore to old mxcsr */
1217 0x0f, 0xae, 0x14, 0x24, /* ldmxcsr (%esp) */
1218 0x83, 0xc4, 0x04, /* add $0x4,%esp */
1219 0xc3, /* ret */
1220 };
1221
1222 static const BYTE sse_check[] = {
1223 0x0f, 0x58, 0xc8, /* addps %xmm0,%xmm1 */
1224 0xc3, /* ret */
1225 };
1226
1227 static void test_simd_exceptions(void)
1228 {
1229 int stage;
1230
1231 /* test if CPU & OS can do sse */
1232 stage = 1;
1233 got_exception = 0;
1234 run_exception_test(simd_fault_handler, &stage, sse_check, sizeof(sse_check), 0);
1235 if(got_exception) {
1236 skip("system doesn't support SSE\n");
1237 return;
1238 }
1239
1240 /* generate a SIMD exception */
1241 stage = 2;
1242 got_exception = 0;
1243 run_exception_test(simd_fault_handler, &stage, simd_exception_test,
1244 sizeof(simd_exception_test), 0);
1245 ok(got_exception == 1, "got exception: %i, should be 1\n", got_exception);
1246
1247 /* generate a SIMD exception, test FPE_FLTINV */
1248 stage = 3;
1249 got_exception = 0;
1250 run_exception_test(simd_fault_handler, &stage, simd_exception_test2,
1251 sizeof(simd_exception_test2), 0);
1252 ok(got_exception == 1, "got exception: %i, should be 1\n", got_exception);
1253 }
1254
1255 struct fpu_exception_info
1256 {
1257 DWORD exception_code;
1258 DWORD exception_offset;
1259 DWORD eip_offset;
1260 };
1261
1262 static DWORD fpu_exception_handler(EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *frame,
1263 CONTEXT *context, EXCEPTION_REGISTRATION_RECORD **dispatcher)
1264 {
1265 struct fpu_exception_info *info = *(struct fpu_exception_info **)(frame + 1);
1266
1267 info->exception_code = rec->ExceptionCode;
1268 info->exception_offset = (BYTE *)rec->ExceptionAddress - (BYTE *)code_mem;
1269 info->eip_offset = context->Eip - (DWORD)code_mem;
1270
1271 ++context->Eip;
1272 return ExceptionContinueExecution;
1273 }
1274
1275 static void test_fpu_exceptions(void)
1276 {
1277 static const BYTE fpu_exception_test_ie[] =
1278 {
1279 0x83, 0xec, 0x04, /* sub $0x4,%esp */
1280 0x66, 0xc7, 0x04, 0x24, 0xfe, 0x03, /* movw $0x3fe,(%esp) */
1281 0x9b, 0xd9, 0x7c, 0x24, 0x02, /* fstcw 0x2(%esp) */
1282 0xd9, 0x2c, 0x24, /* fldcw (%esp) */
1283 0xd9, 0xee, /* fldz */
1284 0xd9, 0xe8, /* fld1 */
1285 0xde, 0xf1, /* fdivp */
1286 0xdd, 0xd8, /* fstp %st(0) */
1287 0xdd, 0xd8, /* fstp %st(0) */
1288 0x9b, /* fwait */
1289 0xdb, 0xe2, /* fnclex */
1290 0xd9, 0x6c, 0x24, 0x02, /* fldcw 0x2(%esp) */
1291 0x83, 0xc4, 0x04, /* add $0x4,%esp */
1292 0xc3, /* ret */
1293 };
1294
1295 static const BYTE fpu_exception_test_de[] =
1296 {
1297 0x83, 0xec, 0x04, /* sub $0x4,%esp */
1298 0x66, 0xc7, 0x04, 0x24, 0xfb, 0x03, /* movw $0x3fb,(%esp) */
1299 0x9b, 0xd9, 0x7c, 0x24, 0x02, /* fstcw 0x2(%esp) */
1300 0xd9, 0x2c, 0x24, /* fldcw (%esp) */
1301 0xdd, 0xd8, /* fstp %st(0) */
1302 0xd9, 0xee, /* fldz */
1303 0xd9, 0xe8, /* fld1 */
1304 0xde, 0xf1, /* fdivp */
1305 0x9b, /* fwait */
1306 0xdb, 0xe2, /* fnclex */
1307 0xdd, 0xd8, /* fstp %st(0) */
1308 0xdd, 0xd8, /* fstp %st(0) */
1309 0xd9, 0x6c, 0x24, 0x02, /* fldcw 0x2(%esp) */
1310 0x83, 0xc4, 0x04, /* add $0x4,%esp */
1311 0xc3, /* ret */
1312 };
1313
1314 struct fpu_exception_info info;
1315
1316 memset(&info, 0, sizeof(info));
1317 run_exception_test(fpu_exception_handler, &info, fpu_exception_test_ie, sizeof(fpu_exception_test_ie), 0);
1318 ok(info.exception_code == EXCEPTION_FLT_STACK_CHECK,
1319 "Got exception code %#x, expected EXCEPTION_FLT_STACK_CHECK\n", info.exception_code);
1320 ok(info.exception_offset == 0x19 ||
1321 broken( info.exception_offset == info.eip_offset ),
1322 "Got exception offset %#x, expected 0x19\n", info.exception_offset);
1323 ok(info.eip_offset == 0x1b, "Got EIP offset %#x, expected 0x1b\n", info.eip_offset);
1324
1325 memset(&info, 0, sizeof(info));
1326 run_exception_test(fpu_exception_handler, &info, fpu_exception_test_de, sizeof(fpu_exception_test_de), 0);
1327 ok(info.exception_code == EXCEPTION_FLT_DIVIDE_BY_ZERO,
1328 "Got exception code %#x, expected EXCEPTION_FLT_DIVIDE_BY_ZERO\n", info.exception_code);
1329 ok(info.exception_offset == 0x17 ||
1330 broken( info.exception_offset == info.eip_offset ),
1331 "Got exception offset %#x, expected 0x17\n", info.exception_offset);
1332 ok(info.eip_offset == 0x19, "Got EIP offset %#x, expected 0x19\n", info.eip_offset);
1333 }
1334
1335 struct dpe_exception_info {
1336 BOOL exception_caught;
1337 DWORD exception_info;
1338 };
1339
1340 static DWORD dpe_exception_handler(EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *frame,
1341 CONTEXT *context, EXCEPTION_REGISTRATION_RECORD **dispatcher)
1342 {
1343 DWORD old_prot;
1344 struct dpe_exception_info *info = *(struct dpe_exception_info **)(frame + 1);
1345
1346 ok(rec->ExceptionCode == EXCEPTION_ACCESS_VIOLATION,
1347 "Exception code %08x\n", rec->ExceptionCode);
1348 ok(rec->NumberParameters == 2,
1349 "Parameter count: %d\n", rec->NumberParameters);
1350 ok((LPVOID)rec->ExceptionInformation[1] == code_mem,
1351 "Exception address: %p, expected %p\n",
1352 (LPVOID)rec->ExceptionInformation[1], code_mem);
1353
1354 info->exception_info = rec->ExceptionInformation[0];
1355 info->exception_caught = TRUE;
1356
1357 VirtualProtect(code_mem, 1, PAGE_EXECUTE_READWRITE, &old_prot);
1358 return ExceptionContinueExecution;
1359 }
1360
1361 static void test_dpe_exceptions(void)
1362 {
1363 static const BYTE single_ret[] = {0xC3};
1364 struct dpe_exception_info info;
1365 NTSTATUS stat;
1366 BOOL has_hw_support;
1367 BOOL is_permanent = FALSE, can_test_without = TRUE, can_test_with = TRUE;
1368 DWORD val;
1369 ULONG len;
1370
1371 /* Query DEP with len too small */
1372 stat = pNtQueryInformationProcess(GetCurrentProcess(), ProcessExecuteFlags, &val, sizeof val - 1, &len);
1373 if(stat == STATUS_INVALID_INFO_CLASS)
1374 {
1375 skip("This software platform does not support DEP\n");
1376 return;
1377 }
1378 ok(stat == STATUS_INFO_LENGTH_MISMATCH, "buffer too small: %08x\n", stat);
1379
1380 /* Query DEP */
1381 stat = pNtQueryInformationProcess(GetCurrentProcess(), ProcessExecuteFlags, &val, sizeof val, &len);
1382 ok(stat == STATUS_SUCCESS, "querying DEP: status %08x\n", stat);
1383 if(stat == STATUS_SUCCESS)
1384 {
1385 ok(len == sizeof val, "returned length: %d\n", len);
1386 if(val & MEM_EXECUTE_OPTION_PERMANENT)
1387 {
1388 skip("toggling DEP impossible - status locked\n");
1389 is_permanent = TRUE;
1390 if(val & MEM_EXECUTE_OPTION_DISABLE)
1391 can_test_without = FALSE;
1392 else
1393 can_test_with = FALSE;
1394 }
1395 }
1396
1397 if(!is_permanent)
1398 {
1399 /* Enable DEP */
1400 val = MEM_EXECUTE_OPTION_DISABLE;
1401 stat = pNtSetInformationProcess(GetCurrentProcess(), ProcessExecuteFlags, &val, sizeof val);
1402 ok(stat == STATUS_SUCCESS, "enabling DEP: status %08x\n", stat);
1403 }
1404
1405 if(can_test_with)
1406 {
1407 /* Try access to locked page with DEP on*/
1408 info.exception_caught = FALSE;
1409 run_exception_test(dpe_exception_handler, &info, single_ret, sizeof(single_ret), PAGE_NOACCESS);
1410 ok(info.exception_caught == TRUE, "Execution of disabled memory succeeded\n");
1411 ok(info.exception_info == EXCEPTION_READ_FAULT ||
1412 info.exception_info == EXCEPTION_EXECUTE_FAULT,
1413 "Access violation type: %08x\n", (unsigned)info.exception_info);
1414 has_hw_support = info.exception_info == EXCEPTION_EXECUTE_FAULT;
1415 trace("DEP hardware support: %s\n", has_hw_support?"Yes":"No");
1416
1417 /* Try execution of data with DEP on*/
1418 info.exception_caught = FALSE;
1419 run_exception_test(dpe_exception_handler, &info, single_ret, sizeof(single_ret), PAGE_READWRITE);
1420 if(has_hw_support)
1421 {
1422 ok(info.exception_caught == TRUE, "Execution of data memory succeeded\n");
1423 ok(info.exception_info == EXCEPTION_EXECUTE_FAULT,
1424 "Access violation type: %08x\n", (unsigned)info.exception_info);
1425 }
1426 else
1427 ok(info.exception_caught == FALSE, "Execution trapped without hardware support\n");
1428 }
1429 else
1430 skip("DEP is in AlwaysOff state\n");
1431
1432 if(!is_permanent)
1433 {
1434 /* Disable DEP */
1435 val = MEM_EXECUTE_OPTION_ENABLE;
1436 stat = pNtSetInformationProcess(GetCurrentProcess(), ProcessExecuteFlags, &val, sizeof val);
1437 ok(stat == STATUS_SUCCESS, "disabling DEP: status %08x\n", stat);
1438 }
1439
1440 /* page is read without exec here */
1441 if(can_test_without)
1442 {
1443 /* Try execution of data with DEP off */
1444 info.exception_caught = FALSE;
1445 run_exception_test(dpe_exception_handler, &info, single_ret, sizeof(single_ret), PAGE_READWRITE);
1446 ok(info.exception_caught == FALSE, "Execution trapped with DEP turned off\n");
1447
1448 /* Try access to locked page with DEP off - error code is different than
1449 with hardware DEP on */
1450 info.exception_caught = FALSE;
1451 run_exception_test(dpe_exception_handler, &info, single_ret, sizeof(single_ret), PAGE_NOACCESS);
1452 ok(info.exception_caught == TRUE, "Execution of disabled memory succeeded\n");
1453 ok(info.exception_info == EXCEPTION_READ_FAULT,
1454 "Access violation type: %08x\n", (unsigned)info.exception_info);
1455 }
1456 else
1457 skip("DEP is in AlwaysOn state\n");
1458
1459 if(!is_permanent)
1460 {
1461 /* Turn off DEP permanently */
1462 val = MEM_EXECUTE_OPTION_ENABLE | MEM_EXECUTE_OPTION_PERMANENT;
1463 stat = pNtSetInformationProcess(GetCurrentProcess(), ProcessExecuteFlags, &val, sizeof val);
1464 ok(stat == STATUS_SUCCESS, "disabling DEP permanently: status %08x\n", stat);
1465 }
1466
1467 /* Try to turn off DEP */
1468 val = MEM_EXECUTE_OPTION_ENABLE;
1469 stat = pNtSetInformationProcess(GetCurrentProcess(), ProcessExecuteFlags, &val, sizeof val);
1470 ok(stat == STATUS_ACCESS_DENIED, "disabling DEP while permanent: status %08x\n", stat);
1471
1472 /* Try to turn on DEP */
1473 val = MEM_EXECUTE_OPTION_DISABLE;
1474 stat = pNtSetInformationProcess(GetCurrentProcess(), ProcessExecuteFlags, &val, sizeof val);
1475 ok(stat == STATUS_ACCESS_DENIED, "enabling DEP while permanent: status %08x\n", stat);
1476 }
1477
1478 static void test_thread_context(void)
1479 {
1480 CONTEXT context;
1481 NTSTATUS status;
1482 struct expected
1483 {
1484 DWORD Eax, Ebx, Ecx, Edx, Esi, Edi, Ebp, Esp, Eip,
1485 SegCs, SegDs, SegEs, SegFs, SegGs, SegSs, EFlags, prev_frame;
1486 } expect;
1487 NTSTATUS (*func_ptr)( struct expected *res, void *func, void *arg1, void *arg2 ) = (void *)code_mem;
1488
1489 static const BYTE call_func[] =
1490 {
1491 0x55, /* pushl %ebp */
1492 0x89, 0xe5, /* mov %esp,%ebp */
1493 0x50, /* pushl %eax ; add a bit of offset to the stack */
1494 0x50, /* pushl %eax */
1495 0x50, /* pushl %eax */
1496 0x50, /* pushl %eax */
1497 0x8b, 0x45, 0x08, /* mov 0x8(%ebp),%eax */
1498 0x8f, 0x00, /* popl (%eax) */
1499 0x89, 0x58, 0x04, /* mov %ebx,0x4(%eax) */
1500 0x89, 0x48, 0x08, /* mov %ecx,0x8(%eax) */
1501 0x89, 0x50, 0x0c, /* mov %edx,0xc(%eax) */
1502 0x89, 0x70, 0x10, /* mov %esi,0x10(%eax) */
1503 0x89, 0x78, 0x14, /* mov %edi,0x14(%eax) */
1504 0x89, 0x68, 0x18, /* mov %ebp,0x18(%eax) */
1505 0x89, 0x60, 0x1c, /* mov %esp,0x1c(%eax) */
1506 0xff, 0x75, 0x04, /* pushl 0x4(%ebp) */
1507 0x8f, 0x40, 0x20, /* popl 0x20(%eax) */
1508 0x8c, 0x48, 0x24, /* mov %cs,0x24(%eax) */
1509 0x8c, 0x58, 0x28, /* mov %ds,0x28(%eax) */
1510 0x8c, 0x40, 0x2c, /* mov %es,0x2c(%eax) */
1511 0x8c, 0x60, 0x30, /* mov %fs,0x30(%eax) */
1512 0x8c, 0x68, 0x34, /* mov %gs,0x34(%eax) */
1513 0x8c, 0x50, 0x38, /* mov %ss,0x38(%eax) */
1514 0x9c, /* pushf */
1515 0x8f, 0x40, 0x3c, /* popl 0x3c(%eax) */
1516 0xff, 0x75, 0x00, /* pushl 0x0(%ebp) ; previous stack frame */
1517 0x8f, 0x40, 0x40, /* popl 0x40(%eax) */
1518 0x8b, 0x00, /* mov (%eax),%eax */
1519 0xff, 0x75, 0x14, /* pushl 0x14(%ebp) */
1520 0xff, 0x75, 0x10, /* pushl 0x10(%ebp) */
1521 0xff, 0x55, 0x0c, /* call *0xc(%ebp) */
1522 0xc9, /* leave */
1523 0xc3, /* ret */
1524 };
1525
1526 memcpy( func_ptr, call_func, sizeof(call_func) );
1527
1528 #define COMPARE(reg) \
1529 ok( context.reg == expect.reg, "wrong " #reg " %08x/%08x\n", context.reg, expect.reg )
1530
1531 memset( &context, 0xcc, sizeof(context) );
1532 memset( &expect, 0xcc, sizeof(expect) );
1533 func_ptr( &expect, pRtlCaptureContext, &context, 0 );
1534 trace( "expect: eax=%08x ebx=%08x ecx=%08x edx=%08x esi=%08x edi=%08x ebp=%08x esp=%08x "
1535 "eip=%08x cs=%04x ds=%04x es=%04x fs=%04x gs=%04x ss=%04x flags=%08x prev=%08x\n",
1536 expect.Eax, expect.Ebx, expect.Ecx, expect.Edx, expect.Esi, expect.Edi,
1537 expect.Ebp, expect.Esp, expect.Eip, expect.SegCs, expect.SegDs, expect.SegEs,
1538 expect.SegFs, expect.SegGs, expect.SegSs, expect.EFlags, expect.prev_frame );
1539 trace( "actual: eax=%08x ebx=%08x ecx=%08x edx=%08x esi=%08x edi=%08x ebp=%08x esp=%08x "
1540 "eip=%08x cs=%04x ds=%04x es=%04x fs=%04x gs=%04x ss=%04x flags=%08x\n",
1541 context.Eax, context.Ebx, context.Ecx, context.Edx, context.Esi, context.Edi,
1542 context.Ebp, context.Esp, context.Eip, context.SegCs, context.SegDs, context.SegEs,
1543 context.SegFs, context.SegGs, context.SegSs, context.EFlags );
1544
1545 ok( context.ContextFlags == (CONTEXT_CONTROL | CONTEXT_INTEGER | CONTEXT_SEGMENTS) ||
1546 broken( context.ContextFlags == 0xcccccccc ), /* <= vista */
1547 "wrong flags %08x\n", context.ContextFlags );
1548 COMPARE( Eax );
1549 COMPARE( Ebx );
1550 COMPARE( Ecx );
1551 COMPARE( Edx );
1552 COMPARE( Esi );
1553 COMPARE( Edi );
1554 COMPARE( Eip );
1555 COMPARE( SegCs );
1556 COMPARE( SegDs );
1557 COMPARE( SegEs );
1558 COMPARE( SegFs );
1559 COMPARE( SegGs );
1560 COMPARE( SegSs );
1561 COMPARE( EFlags );
1562 /* Ebp is from the previous stackframe */
1563 ok( context.Ebp == expect.prev_frame, "wrong Ebp %08x/%08x\n", context.Ebp, expect.prev_frame );
1564 /* Esp is the value on entry to the previous stackframe */
1565 ok( context.Esp == expect.Ebp + 8, "wrong Esp %08x/%08x\n", context.Esp, expect.Ebp + 8 );
1566
1567 memset( &context, 0xcc, sizeof(context) );
1568 memset( &expect, 0xcc, sizeof(expect) );
1569 context.ContextFlags = CONTEXT_CONTROL | CONTEXT_INTEGER | CONTEXT_SEGMENTS;
1570 status = func_ptr( &expect, pNtGetContextThread, (void *)GetCurrentThread(), &context );
1571 ok( status == STATUS_SUCCESS, "NtGetContextThread failed %08x\n", status );
1572 trace( "expect: eax=%08x ebx=%08x ecx=%08x edx=%08x esi=%08x edi=%08x ebp=%08x esp=%08x "
1573 "eip=%08x cs=%04x ds=%04x es=%04x fs=%04x gs=%04x ss=%04x flags=%08x prev=%08x\n",
1574 expect.Eax, expect.Ebx, expect.Ecx, expect.Edx, expect.Esi, expect.Edi,
1575 expect.Ebp, expect.Esp, expect.Eip, expect.SegCs, expect.SegDs, expect.SegEs,
1576 expect.SegFs, expect.SegGs, expect.SegSs, expect.EFlags, expect.prev_frame );
1577 trace( "actual: eax=%08x ebx=%08x ecx=%08x edx=%08x esi=%08x edi=%08x ebp=%08x esp=%08x "
1578 "eip=%08x cs=%04x ds=%04x es=%04x fs=%04x gs=%04x ss=%04x flags=%08x\n",
1579 context.Eax, context.Ebx, context.Ecx, context.Edx, context.Esi, context.Edi,
1580 context.Ebp, context.Esp, context.Eip, context.SegCs, context.SegDs, context.SegEs,
1581 context.SegFs, context.SegGs, context.SegSs, context.EFlags );
1582 /* Eax, Ecx, Edx, EFlags are not preserved */
1583 COMPARE( Ebx );
1584 COMPARE( Esi );
1585 COMPARE( Edi );
1586 COMPARE( Ebp );
1587 /* Esp is the stack upon entry to NtGetContextThread */
1588 ok( context.Esp == expect.Esp - 12 || context.Esp == expect.Esp - 16,
1589 "wrong Esp %08x/%08x\n", context.Esp, expect.Esp );
1590 /* Eip is somewhere close to the NtGetContextThread implementation */
1591 ok( (char *)context.Eip >= (char *)pNtGetContextThread - 0x10000 &&
1592 (char *)context.Eip <= (char *)pNtGetContextThread + 0x10000,
1593 "wrong Eip %08x/%08x\n", context.Eip, (DWORD)pNtGetContextThread );
1594 ok( *(WORD *)context.Eip == 0xc483 || *(WORD *)context.Eip == 0x08c2 || *(WORD *)context.Eip == 0x8dc3,
1595 "expected 0xc483 or 0x08c2 or 0x8dc3, got %04x\n", *(WORD *)context.Eip );
1596 /* segment registers clear the high word */
1597 ok( context.SegCs == LOWORD(expect.SegCs), "wrong SegCs %08x/%08x\n", context.SegCs, expect.SegCs );
1598 ok( context.SegDs == LOWORD(expect.SegDs), "wrong SegDs %08x/%08x\n", context.SegDs, expect.SegDs );
1599 ok( context.SegEs == LOWORD(expect.SegEs), "wrong SegEs %08x/%08x\n", context.SegEs, expect.SegEs );
1600 ok( context.SegFs == LOWORD(expect.SegFs), "wrong SegFs %08x/%08x\n", context.SegFs, expect.SegFs );
1601 ok( context.SegGs == LOWORD(expect.SegGs), "wrong SegGs %08x/%08x\n", context.SegGs, expect.SegGs );
1602 ok( context.SegSs == LOWORD(expect.SegSs), "wrong SegSs %08x/%08x\n", context.SegSs, expect.SegGs );
1603 #undef COMPARE
1604 }
1605
1606 #elif defined(__x86_64__)
1607
1608 #define is_wow64 0
1609
1610 #ifndef __REACTOS__
1611 #define UNW_FLAG_NHANDLER 0
1612 #define UNW_FLAG_EHANDLER 1
1613 #define UNW_FLAG_UHANDLER 2
1614 #define UNW_FLAG_CHAININFO 4
1615 #endif // __REACTOS__
1616
1617 #define UWOP_PUSH_NONVOL 0
1618 #define UWOP_ALLOC_LARGE 1
1619 #define UWOP_ALLOC_SMALL 2
1620 #define UWOP_SET_FPREG 3
1621 #define UWOP_SAVE_NONVOL 4
1622 #define UWOP_SAVE_NONVOL_FAR 5
1623 #define UWOP_SAVE_XMM128 8
1624 #define UWOP_SAVE_XMM128_FAR 9
1625 #define UWOP_PUSH_MACHFRAME 10
1626
1627 struct results
1628 {
1629 int rip_offset; /* rip offset from code start */
1630 int rbp_offset; /* rbp offset from stack pointer */
1631 int handler; /* expect handler to be set? */
1632 int rip; /* expected final rip value */
1633 int frame; /* expected frame return value */
1634 int regs[8][2]; /* expected values for registers */
1635 };
1636
1637 struct unwind_test
1638 {
1639 const BYTE *function;
1640 size_t function_size;
1641 const BYTE *unwind_info;
1642 const struct results *results;
1643 unsigned int nb_results;
1644 };
1645
1646 enum regs
1647 {
1648 rax, rcx, rdx, rbx, rsp, rbp, rsi, rdi,
1649 r8, r9, r10, r11, r12, r13, r14, r15
1650 };
1651
1652 static const char * const reg_names[16] =
1653 {
1654 "rax", "rcx", "rdx", "rbx", "rsp", "rbp", "rsi", "rdi",
1655 "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15"
1656 };
1657
1658 #define UWOP(code,info) (UWOP_##code | ((info) << 4))
1659
1660 static void call_virtual_unwind( int testnum, const struct unwind_test *test )
1661 {
1662 static const int code_offset = 1024;
1663 static const int unwind_offset = 2048;
1664 void *handler, *data;
1665 CONTEXT context;
1666 RUNTIME_FUNCTION runtime_func;
1667 KNONVOLATILE_CONTEXT_POINTERS ctx_ptr;
1668 UINT i, j, k;
1669 ULONG64 fake_stack[256];
1670 ULONG64 frame, orig_rip, orig_rbp, unset_reg;
1671 UINT unwind_size = 4 + 2 * test->unwind_info[2] + 8;
1672
1673 memcpy( (char *)code_mem + code_offset, test->function, test->function_size );
1674 memcpy( (char *)code_mem + unwind_offset, test->unwind_info, unwind_size );
1675
1676 runtime_func.BeginAddress = code_offset;
1677 runtime_func.EndAddress = code_offset + test->function_size;
1678 runtime_func.UnwindData = unwind_offset;
1679
1680 trace( "code: %p stack: %p\n", code_mem, fake_stack );
1681
1682 for (i = 0; i < test->nb_results; i++)
1683 {
1684 memset( &ctx_ptr, 0, sizeof(ctx_ptr) );
1685 memset( &context, 0x55, sizeof(context) );
1686 memset( &unset_reg, 0x55, sizeof(unset_reg) );
1687 for (j = 0; j < 256; j++) fake_stack[j] = j * 8;
1688
1689 context.Rsp = (ULONG_PTR)fake_stack;
1690 context.Rbp = (ULONG_PTR)fake_stack + test->results[i].rbp_offset;
1691 orig_rbp = context.Rbp;
1692 orig_rip = (ULONG64)code_mem + code_offset + test->results[i].rip_offset;
1693
1694 trace( "%u/%u: rip=%p (%02x) rbp=%p rsp=%p\n", testnum, i,
1695 (void *)orig_rip, *(BYTE *)orig_rip, (void *)orig_rbp, (void *)context.Rsp );
1696
1697 data = (void *)0xdeadbeef;
1698 handler = RtlVirtualUnwind( UNW_FLAG_EHANDLER, (ULONG64)code_mem, orig_rip,
1699 &runtime_func, &context, &data, &frame, &ctx_ptr );
1700 if (test->results[i].handler)
1701 {
1702 ok( (char *)handler == (char *)code_mem + 0x200,
1703 "%u/%u: wrong handler %p/%p\n", testnum, i, handler, (char *)code_mem + 0x200 );
1704 if (handler) ok( *(DWORD *)data == 0x08070605,
1705 "%u/%u: wrong handler data %p\n", testnum, i, data );
1706 }
1707 else
1708 {
1709 ok( handler == NULL, "%u/%u: handler %p instead of NULL\n", testnum, i, handler );
1710 ok( data == (void *)0xdeadbeef, "%u/%u: handler data set to %p\n", testnum, i, data );
1711 }
1712
1713 ok( context.Rip == test->results[i].rip, "%u/%u: wrong rip %p/%x\n",
1714 testnum, i, (void *)context.Rip, test->results[i].rip );
1715 ok( frame == (ULONG64)fake_stack + test->results[i].frame, "%u/%u: wrong frame %p/%p\n",
1716 testnum, i, (void *)frame, (char *)fake_stack + test->results[i].frame );
1717
1718 for (j = 0; j < 16; j++)
1719 {
1720 static const UINT nb_regs = sizeof(test->results[i].regs) / sizeof(test->results[i].regs[0]);
1721
1722 for (k = 0; k < nb_regs; k++)
1723 {
1724 if (test->results[i].regs[k][0] == -1)
1725 {
1726 k = nb_regs;
1727 break;
1728 }
1729 if (test->results[i].regs[k][0] == j) break;
1730 }
1731
1732 if (j == rsp) /* rsp is special */
1733 {
1734 ok( !ctx_ptr.u2.IntegerContext[j],
1735 "%u/%u: rsp should not be set in ctx_ptr\n", testnum, i );
1736
1737 ok( context.Rsp == (ULONG64)fake_stack + test->results[i].regs[k][1],
1738 "%u/%u: register rsp wrong %p/%p\n",
1739 testnum, i, (void *)context.Rsp, (char *)fake_stack + test->results[i].regs[k][1] );
1740 continue;
1741 }
1742
1743 if (ctx_ptr.u2.IntegerContext[j])
1744 {
1745 ok( k < nb_regs, "%u/%u: register %s should not be set to %lx\n",
1746 testnum, i, reg_names[j], *(&context.Rax + j) );
1747 if (k < nb_regs)
1748 ok( *(&context.Rax + j) == test->results[i].regs[k][1],
1749 "%u/%u: register %s wrong %p/%x\n",
1750 testnum, i, reg_names[j], (void *)*(&context.Rax + j), test->results[i].regs[k][1] );
1751 }
1752 else
1753 {
1754 ok( k == nb_regs, "%u/%u: register %s should be set\n", testnum, i, reg_names[j] );
1755 if (j == rbp)
1756 ok( context.Rbp == orig_rbp, "%u/%u: register rbp wrong %p/unset\n",
1757 testnum, i, (void *)context.Rbp );
1758 else
1759 ok( *(&context.Rax + j) == unset_reg,
1760 "%u/%u: register %s wrong %p/unset\n",
1761 testnum, i, reg_names[j], (void *)*(&context.Rax + j));
1762 }
1763 }
1764 }
1765 }
1766
1767 static void test_virtual_unwind(void)
1768 {
1769 static const BYTE function_0[] =
1770 {
1771 0xff, 0xf5, /* 00: push %rbp */
1772 0x48, 0x81, 0xec, 0x10, 0x01, 0x00, 0x00, /* 02: sub $0x110,%rsp */
1773 0x48, 0x8d, 0x6c, 0x24, 0x30, /* 09: lea 0x30(%rsp),%rbp */
1774 0x48, 0x89, 0x9d, 0xf0, 0x00, 0x00, 0x00, /* 0e: mov %rbx,0xf0(%rbp) */
1775 0x48, 0x89, 0xb5, 0xf8, 0x00, 0x00, 0x00, /* 15: mov %rsi,0xf8(%rbp) */
1776 0x90, /* 1c: nop */
1777 0x48, 0x8b, 0x9d, 0xf0, 0x00, 0x00, 0x00, /* 1d: mov 0xf0(%rbp),%rbx */
1778 0x48, 0x8b, 0xb5, 0xf8, 0x00, 0x00, 0x00, /* 24: mov 0xf8(%rbp),%rsi */
1779 0x48, 0x8d, 0xa5, 0xe0, 0x00, 0x00, 0x00, /* 2b: lea 0xe0(%rbp),%rsp */
1780 0x5d, /* 32: pop %rbp */
1781 0xc3 /* 33: ret */
1782 };
1783
1784 static const BYTE unwind_info_0[] =
1785 {
1786 1 | (UNW_FLAG_EHANDLER << 3), /* version + flags */
1787 0x1c, /* prolog size */
1788 8, /* opcode count */
1789 (0x03 << 4) | rbp, /* frame reg rbp offset 0x30 */
1790
1791 0x1c, UWOP(SAVE_NONVOL, rsi), 0x25, 0, /* 1c: mov %rsi,0x128(%rsp) */
1792 0x15, UWOP(SAVE_NONVOL, rbx), 0x24, 0, /* 15: mov %rbx,0x120(%rsp) */
1793 0x0e, UWOP(SET_FPREG, rbp), /* 0e: lea 0x30(%rsp),rbp */
1794 0x09, UWOP(ALLOC_LARGE, 0), 0x22, 0, /* 09: sub $0x110,%rsp */
1795 0x02, UWOP(PUSH_NONVOL, rbp), /* 02: push %rbp */
1796
1797 0x00, 0x02, 0x00, 0x00, /* handler */
1798 0x05, 0x06, 0x07, 0x08, /* data */
1799 };
1800
1801 static const struct results results_0[] =
1802 {
1803 /* offset rbp handler rip frame registers */
1804 { 0x00, 0x40, FALSE, 0x000, 0x000, { {rsp,0x008}, {-1,-1} }},
1805 { 0x02, 0x40, FALSE, 0x008, 0x000, { {rsp,0x010}, {rbp,0x000}, {-1,-1} }},
1806 { 0x09, 0x40, FALSE, 0x118, 0x000, { {rsp,0x120}, {rbp,0x110}, {-1,-1} }},
1807 { 0x0e, 0x40, FALSE, 0x128, 0x010, { {rsp,0x130}, {rbp,0x120}, {-1,-1} }},
1808 { 0x15, 0x40, FALSE, 0x128, 0x010, { {rsp,0x130}, {rbp,0x120}, {rbx,0x130}, {-1,-1} }},
1809 { 0x1c, 0x40, TRUE, 0x128, 0x010, { {rsp,0x130}, {rbp,0x120}, {rbx,0x130}, {rsi,0x138}, {-1,-1}}},
1810 { 0x1d, 0x40, TRUE, 0x128, 0x010, { {rsp,0x130}, {rbp,0x120}, {rbx,0x130}, {rsi,0x138}, {-1,-1}}},
1811 { 0x24, 0x40, TRUE, 0x128, 0x010, { {rsp,0x130}, {rbp,0x120}, {rbx,0x130}, {rsi,0x138}, {-1,-1}}},
1812 { 0x2b, 0x40, FALSE, 0x128, 0x010, { {rsp,0x130}, {rbp,0x120}, {-1,-1}}},
1813 { 0x32, 0x40, FALSE, 0x008, 0x010, { {rsp,0x010}, {rbp,0x000}, {-1,-1}}},
1814 { 0x33, 0x40, FALSE, 0x000, 0x010, { {rsp,0x008}, {-1,-1}}},
1815 };
1816
1817
1818 static const BYTE function_1[] =
1819 {
1820 0x53, /* 00: push %rbx */
1821 0x55, /* 01: push %rbp */
1822 0x56, /* 02: push %rsi */
1823 0x57, /* 03: push %rdi */
1824 0x41, 0x54, /* 04: push %r12 */
1825 0x48, 0x83, 0xec, 0x30, /* 06: sub $0x30,%rsp */
1826 0x90, 0x90, /* 0a: nop; nop */
1827 0x48, 0x83, 0xc4, 0x30, /* 0c: add $0x30,%rsp */
1828 0x41, 0x5c, /* 10: pop %r12 */
1829 0x5f, /* 12: pop %rdi */
1830 0x5e, /* 13: pop %rsi */
1831 0x5d, /* 14: pop %rbp */
1832 0x5b, /* 15: pop %rbx */
1833 0xc3 /* 16: ret */
1834 };
1835
1836 static const BYTE unwind_info_1[] =
1837 {
1838 1 | (UNW_FLAG_EHANDLER << 3), /* version + flags */
1839 0x0a, /* prolog size */
1840 6, /* opcode count */
1841 0, /* frame reg */
1842
1843 0x0a, UWOP(ALLOC_SMALL, 5), /* 0a: sub $0x30,%rsp */
1844 0x06, UWOP(PUSH_NONVOL, r12), /* 06: push %r12 */
1845 0x04, UWOP(PUSH_NONVOL, rdi), /* 04: push %rdi */
1846 0x03, UWOP(PUSH_NONVOL, rsi), /* 03: push %rsi */
1847 0x02, UWOP(PUSH_NONVOL, rbp), /* 02: push %rbp */
1848 0x01, UWOP(PUSH_NONVOL, rbx), /* 01: push %rbx */
1849
1850 0x00, 0x02, 0x00, 0x00, /* handler */
1851 0x05, 0x06, 0x07, 0x08, /* data */
1852 };
1853
1854 static const struct results results_1[] =
1855 {
1856 /* offset rbp handler rip frame registers */
1857 { 0x00, 0x50, FALSE, 0x000, 0x000, { {rsp,0x008}, {-1,-1} }},
1858 { 0x01, 0x50, FALSE, 0x008, 0x000, { {rsp,0x010}, {rbx,0x000}, {-1,-1} }},
1859 { 0x02, 0x50, FALSE, 0x010, 0x000, { {rsp,0x018}, {rbx,0x008}, {rbp,0x000}, {-1,-1} }},
1860 { 0x03, 0x50, FALSE, 0x018, 0x000, { {rsp,0x020}, {rbx,0x010}, {rbp,0x008}, {rsi,0x000}, {-1,-1} }},
1861 { 0x04, 0x50, FALSE, 0x020, 0x000, { {rsp,0x028}, {rbx,0x018}, {rbp,0x010}, {rsi,0x008}, {rdi,0x000}, {-1,-1} }},
1862 { 0x06, 0x50, FALSE, 0x028, 0x000, { {rsp,0x030}, {rbx,0x020}, {rbp,0x018}, {rsi,0x010}, {rdi,0x008}, {r12,0x000}, {-1,-1} }},
1863 { 0x0a, 0x50, TRUE, 0x058, 0x000, { {rsp,0x060}, {rbx,0x050}, {rbp,0x048}, {rsi,0x040}, {rdi,0x038}, {r12,0x030}, {-1,-1} }},
1864 { 0x0c, 0x50, FALSE, 0x058, 0x000, { {rsp,0x060}, {rbx,0x050}, {rbp,0x048}, {rsi,0x040}, {rdi,0x038}, {r12,0x030}, {-1,-1} }},
1865 { 0x10, 0x50, FALSE, 0x028, 0x000, { {rsp,0x030}, {rbx,0x020}, {rbp,0x018}, {rsi,0x010}, {rdi,0x008}, {r12,0x000}, {-1,-1} }},
1866 { 0x12, 0x50, FALSE, 0x020, 0x000, { {rsp,0x028}, {rbx,0x018}, {rbp,0x010}, {rsi,0x008}, {rdi,0x000}, {-1,-1} }},
1867 { 0x13, 0x50, FALSE, 0x018, 0x000, { {rsp,0x020}, {rbx,0x010}, {rbp,0x008}, {rsi,0x000}, {-1,-1} }},
1868 { 0x14, 0x50, FALSE, 0x010, 0x000, { {rsp,0x018}, {rbx,0x008}, {rbp,0x000}, {-1,-1} }},
1869 { 0x15, 0x50, FALSE, 0x008, 0x000, { {rsp,0x010}, {rbx,0x000}, {-1,-1} }},
1870 { 0x16, 0x50, FALSE, 0x000, 0x000, { {rsp,0x008}, {-1,-1} }},
1871 };
1872
1873 static const struct unwind_test tests[] =
1874 {
1875 { function_0, sizeof(function_0), unwind_info_0,
1876 results_0, sizeof(results_0)/sizeof(results_0[0]) },
1877 { function_1, sizeof(function_1), unwind_info_1,
1878 results_1, sizeof(results_1)/sizeof(results_1[0]) }
1879 };
1880 unsigned int i;
1881
1882 for (i = 0; i < sizeof(tests)/sizeof(tests[0]); i++)
1883 call_virtual_unwind( i, &tests[i] );
1884 }
1885
1886 static int consolidate_dummy_called;
1887 static PVOID CALLBACK test_consolidate_dummy(EXCEPTION_RECORD *rec)
1888 {
1889 CONTEXT *ctx = (CONTEXT *)rec->ExceptionInformation[1];
1890 consolidate_dummy_called = 1;
1891 ok(ctx->Rip == 0xdeadbeef, "test_consolidate_dummy failed for Rip, expected: 0xdeadbeef, got: %lx\n", ctx->Rip);
1892 return (PVOID)rec->ExceptionInformation[2];
1893 }
1894
1895 static void test_restore_context(void)
1896 {
1897 SETJMP_FLOAT128 *fltsave;
1898 EXCEPTION_RECORD rec;
1899 _JUMP_BUFFER buf;
1900 CONTEXT ctx;
1901 int i, pass;
1902
1903 if (!pRtlUnwindEx || !pRtlRestoreContext || !pRtlCaptureContext || !p_setjmp)
1904 {
1905 skip("RtlUnwindEx/RtlCaptureContext/RtlRestoreContext/_setjmp not found\n");
1906 return;
1907 }
1908
1909 /* RtlRestoreContext(NULL, NULL); crashes on Windows */
1910
1911 /* test simple case of capture and restore context */
1912 pass = 0;
1913 InterlockedIncrement(&pass); /* interlocked to prevent compiler from moving after capture */
1914 pRtlCaptureContext(&ctx);
1915 if (InterlockedIncrement(&pass) == 2) /* interlocked to prevent compiler from moving before capture */
1916 {
1917 pRtlRestoreContext(&ctx, NULL);
1918 ok(0, "shouldn't be reached\n");
1919 }
1920 else
1921 ok(pass < 4, "unexpected pass %d\n", pass);
1922
1923 /* test with jmp using RltRestoreContext */
1924 pass = 0;
1925 InterlockedIncrement(&pass);
1926 RtlCaptureContext(&ctx);
1927 InterlockedIncrement(&pass); /* only called once */
1928 p_setjmp(&buf);
1929 InterlockedIncrement(&pass);
1930 if (pass == 3)
1931 {
1932 rec.ExceptionCode = STATUS_LONGJUMP;
1933 rec.NumberParameters = 1;
1934 rec.ExceptionInformation[0] = (DWORD64)&buf;
1935
1936 /* uses buf.Rip instead of ctx.Rip */
1937 pRtlRestoreContext(&ctx, &rec);
1938 ok(0, "shouldn't be reached\n");
1939 }
1940 else if (pass == 4)
1941 {
1942 ok(buf.Rbx == ctx.Rbx, "longjmp failed for Rbx, expected: %lx, got: %lx\n", buf.Rbx, ctx.Rbx);
1943 ok(buf.Rsp == ctx.Rsp, "longjmp failed for Rsp, expected: %lx, got: %lx\n", buf.Rsp, ctx.Rsp);
1944 ok(buf.Rbp == ctx.Rbp, "longjmp failed for Rbp, expected: %lx, got: %lx\n", buf.Rbp, ctx.Rbp);
1945 ok(buf.Rsi == ctx.Rsi, "longjmp failed for Rsi, expected: %lx, got: %lx\n", buf.Rsi, ctx.Rsi);
1946 ok(buf.Rdi == ctx.Rdi, "longjmp failed for Rdi, expected: %lx, got: %lx\n", buf.Rdi, ctx.Rdi);
1947 ok(buf.R12 == ctx.R12, "longjmp failed for R12, expected: %lx, got: %lx\n", buf.R12, ctx.R12);
1948 ok(buf.R13 == ctx.R13, "longjmp failed for R13, expected: %lx, got: %lx\n", buf.R13, ctx.R13);
1949 ok(buf.R14 == ctx.R14, "longjmp failed for R14, expected: %lx, got: %lx\n", buf.R14, ctx.R14);
1950 ok(buf.R15 == ctx.R15, "longjmp failed for R15, expected: %lx, got: %lx\n", buf.R15, ctx.R15);
1951
1952 fltsave = &buf.Xmm6;
1953 for (i = 0; i < 10; i++)
1954 {
1955 ok(fltsave[i].Part[0] == ctx.u.FltSave.XmmRegisters[i + 6].Low,
1956 "longjmp failed for Xmm%d, expected %lx, got %lx\n", i + 6,
1957 fltsave[i].Part[0], ctx.u.FltSave.XmmRegisters[i + 6].Low);
1958
1959 ok(fltsave[i].Part[1] == ctx.u.FltSave.XmmRegisters[i + 6].High,
1960 "longjmp failed for Xmm%d, expected %lx, got %lx\n", i + 6,
1961 fltsave[i].Part[1], ctx.u.FltSave.XmmRegisters[i + 6].High);
1962 }
1963 }
1964 else
1965 ok(0, "unexpected pass %d\n", pass);
1966
1967 /* test with jmp through RtlUnwindEx */
1968 pass = 0;
1969 InterlockedIncrement(&pass);
1970 pRtlCaptureContext(&ctx);
1971 InterlockedIncrement(&pass); /* only called once */
1972 p_setjmp(&buf);
1973 InterlockedIncrement(&pass);
1974 if (pass == 3)
1975 {
1976 rec.ExceptionCode = STATUS_LONGJUMP;
1977 rec.NumberParameters = 1;
1978 rec.ExceptionInformation[0] = (DWORD64)&buf;
1979
1980 /* uses buf.Rip instead of bogus 0xdeadbeef */
1981 pRtlUnwindEx((void*)buf.Rsp, (void*)0xdeadbeef, &rec, NULL, &ctx, NULL);
1982 ok(0, "shouldn't be reached\n");
1983 }
1984 else
1985 ok(pass == 4, "unexpected pass %d\n", pass);
1986
1987
1988 /* test with consolidate */
1989 pass = 0;
1990 InterlockedIncrement(&pass);
1991 RtlCaptureContext(&ctx);
1992 InterlockedIncrement(&pass);
1993 if (pass == 2)
1994 {
1995 rec.ExceptionCode = STATUS_UNWIND_CONSOLIDATE;
1996 rec.NumberParameters = 3;
1997 rec.ExceptionInformation[0] = (DWORD64)test_consolidate_dummy;
1998 rec.ExceptionInformation[1] = (DWORD64)&ctx;
1999 rec.ExceptionInformation[2] = ctx.Rip;
2000 ctx.Rip = 0xdeadbeef;
2001
2002 pRtlRestoreContext(&ctx, &rec);
2003 ok(0, "shouldn't be reached\n");
2004 }
2005 else if (pass == 3)
2006 ok(consolidate_dummy_called, "test_consolidate_dummy not called\n");
2007 else
2008 ok(0, "unexpected pass %d\n", pass);
2009 }
2010
2011 static RUNTIME_FUNCTION* CALLBACK dynamic_unwind_callback( DWORD64 pc, PVOID context )
2012 {
2013 static const int code_offset = 1024;
2014 static RUNTIME_FUNCTION runtime_func;
2015 (*(DWORD *)context)++;
2016
2017 runtime_func.BeginAddress = code_offset + 16;
2018 runtime_func.EndAddress = code_offset + 32;
2019 runtime_func.UnwindData = 0;
2020 return &runtime_func;
2021 }
2022
2023 static void test_dynamic_unwind(void)
2024 {
2025 static const int code_offset = 1024;
2026 char buf[sizeof(RUNTIME_FUNCTION) + 4];
2027 RUNTIME_FUNCTION *runtime_func, *func;
2028 ULONG_PTR table, base;
2029 DWORD count;
2030
2031 /* Test RtlAddFunctionTable with aligned RUNTIME_FUNCTION pointer */
2032 runtime_func = (RUNTIME_FUNCTION *)buf;
2033 runtime_func->BeginAddress = code_offset;
2034 runtime_func->EndAddress = code_offset + 16;
2035 runtime_func->UnwindData = 0;
2036 ok( pRtlAddFunctionTable( runtime_func, 1, (ULONG_PTR)code_mem ),
2037 "RtlAddFunctionTable failed for runtime_func = %p (aligned)\n", runtime_func );
2038
2039 /* Lookup function outside of any function table */
2040 base = 0xdeadbeef;
2041 func = pRtlLookupFunctionEntry( (ULONG_PTR)code_mem + code_offset + 16, &base, NULL );
2042 ok( func == NULL,
2043 "RtlLookupFunctionEntry returned unexpected function, expected: NULL, got: %p\n", func );
2044 ok( !base || broken(base == 0xdeadbeef),
2045 "RtlLookupFunctionEntry modified base address, expected: 0, got: %lx\n", base );
2046
2047 /* Test with pointer inside of our function */
2048 base = 0xdeadbeef;
2049 func = pRtlLookupFunctionEntry( (ULONG_PTR)code_mem + code_offset + 8, &base, NULL );
2050 ok( func == runtime_func,
2051 "RtlLookupFunctionEntry didn't return expected function, expected: %p, got: %p\n", runtime_func, func );
2052 ok( base == (ULONG_PTR)code_mem,
2053 "RtlLookupFunctionEntry returned invalid base, expected: %lx, got: %lx\n", (ULONG_PTR)code_mem, base );
2054
2055 /* Test RtlDeleteFunctionTable */
2056 ok( pRtlDeleteFunctionTable( runtime_func ),
2057 "RtlDeleteFunctionTable failed for runtime_func = %p (aligned)\n", runtime_func );
2058 ok( !pRtlDeleteFunctionTable( runtime_func ),
2059 "RtlDeleteFunctionTable returned success for nonexistent table runtime_func = %p\n", runtime_func );
2060
2061 /* Unaligned RUNTIME_FUNCTION pointer */
2062 runtime_func = (RUNTIME_FUNCTION *)((ULONG_PTR)buf | 0x3);
2063 runtime_func->BeginAddress = code_offset;
2064 runtime_func->EndAddress = code_offset + 16;
2065 runtime_func->UnwindData = 0;
2066 ok( pRtlAddFunctionTable( runtime_func, 1, (ULONG_PTR)code_mem ),
2067 "RtlAddFunctionTable failed for runtime_func = %p (unaligned)\n", runtime_func );
2068 ok( pRtlDeleteFunctionTable( runtime_func ),
2069 "RtlDeleteFunctionTable failed for runtime_func = %p (unaligned)\n", runtime_func );
2070
2071 /* Attempt to insert the same entry twice */
2072 runtime_func = (RUNTIME_FUNCTION *)buf;
2073 runtime_func->BeginAddress = code_offset;
2074 runtime_func->EndAddress = code_offset + 16;
2075 runtime_func->UnwindData = 0;
2076 ok( pRtlAddFunctionTable( runtime_func, 1, (ULONG_PTR)code_mem ),
2077 "RtlAddFunctionTable failed for runtime_func = %p (first attempt)\n", runtime_func );
2078 ok( pRtlAddFunctionTable( runtime_func, 1, (ULONG_PTR)code_mem ),
2079 "RtlAddFunctionTable failed for runtime_func = %p (second attempt)\n", runtime_func );
2080 ok( pRtlDeleteFunctionTable( runtime_func ),
2081 "RtlDeleteFunctionTable failed for runtime_func = %p (first attempt)\n", runtime_func );
2082 ok( pRtlDeleteFunctionTable( runtime_func ),
2083 "RtlDeleteFunctionTable failed for runtime_func = %p (second attempt)\n", runtime_func );
2084 ok( !pRtlDeleteFunctionTable( runtime_func ),
2085 "RtlDeleteFunctionTable returned success for nonexistent table runtime_func = %p\n", runtime_func );
2086
2087 /* Test RtlInstallFunctionTableCallback with both low bits unset */
2088 table = (ULONG_PTR)code_mem;
2089 ok( !pRtlInstallFunctionTableCallback( table, (ULONG_PTR)code_mem, code_offset + 32, &dynamic_unwind_callback, (PVOID*)&count, NULL ),
2090 "RtlInstallFunctionTableCallback returned success for table = %lx\n", table );
2091
2092 /* Test RtlInstallFunctionTableCallback with both low bits set */
2093 table = (ULONG_PTR)code_mem | 0x3;
2094 ok( pRtlInstallFunctionTableCallback( table, (ULONG_PTR)code_mem, code_offset + 32, &dynamic_unwind_callback, (PVOID*)&count, NULL ),
2095 "RtlInstallFunctionTableCallback failed for table = %lx\n", table );
2096
2097 /* Lookup function outside of any function table */
2098 count = 0;
2099 base = 0xdeadbeef;
2100 func = pRtlLookupFunctionEntry( (ULONG_PTR)code_mem + code_offset + 32, &base, NULL );
2101 ok( func == NULL,
2102 "RtlLookupFunctionEntry returned unexpected function, expected: NULL, got: %p\n", func );
2103 ok( !base || broken(base == 0xdeadbeef),
2104 "RtlLookupFunctionEntry modified base address, expected: 0, got: %lx\n", base );
2105 ok( !count,
2106 "RtlLookupFunctionEntry issued %d unexpected calls to dynamic_unwind_callback\n", count );
2107
2108 /* Test with pointer inside of our function */
2109 count = 0;
2110 base = 0xdeadbeef;
2111 func = pRtlLookupFunctionEntry( (ULONG_PTR)code_mem + code_offset + 24, &base, NULL );
2112 ok( func != NULL && func->BeginAddress == code_offset + 16 && func->EndAddress == code_offset + 32,
2113 "RtlLookupFunctionEntry didn't return expected function, got: %p\n", func );
2114 ok( base == (ULONG_PTR)code_mem,
2115 "RtlLookupFunctionEntry returned invalid base, expected: %lx, got: %lx\n", (ULONG_PTR)code_mem, base );
2116 ok( count == 1,
2117 "RtlLookupFunctionEntry issued %d calls to dynamic_unwind_callback, expected: 1\n", count );
2118
2119 /* Clean up again */
2120 ok( pRtlDeleteFunctionTable( (PRUNTIME_FUNCTION)table ),
2121 "RtlDeleteFunctionTable failed for table = %p\n", (PVOID)table );
2122 ok( !pRtlDeleteFunctionTable( (PRUNTIME_FUNCTION)table ),
2123 "RtlDeleteFunctionTable returned success for nonexistent table = %p\n", (PVOID)table );
2124
2125 }
2126
2127 static int termination_handler_called;
2128 static void WINAPI termination_handler(ULONG flags, ULONG64 frame)
2129 {
2130 termination_handler_called++;
2131
2132 ok(flags == 1 || broken(flags == 0x401), "flags = %x\n", flags);
2133 ok(frame == 0x1234, "frame = %p\n", (void*)frame);
2134 }
2135
2136 static void test___C_specific_handler(void)
2137 {
2138 DISPATCHER_CONTEXT dispatch;
2139 EXCEPTION_RECORD rec;
2140 CONTEXT context;
2141 ULONG64 frame;
2142 EXCEPTION_DISPOSITION ret;
2143 SCOPE_TABLE scope_table;
2144
2145 if (!p__C_specific_handler)
2146 {
2147 win_skip("__C_specific_handler not available\n");
2148 return;
2149 }
2150
2151 memset(&rec, 0, sizeof(rec));
2152 rec.ExceptionFlags = 2; /* EH_UNWINDING */
2153 frame = 0x1234;
2154 memset(&dispatch, 0, sizeof(dispatch));
2155 dispatch.ImageBase = (ULONG_PTR)GetModuleHandleA(NULL);
2156 dispatch.ControlPc = dispatch.ImageBase + 0x200;
2157 dispatch.HandlerData = &scope_table;
2158 dispatch.ContextRecord = &context;
2159 scope_table.Count = 1;
2160 scope_table.ScopeRecord[0].BeginAddress = 0x200;
2161 scope_table.ScopeRecord[0].EndAddress = 0x400;
2162 #ifndef __REACTOS__
2163 scope_table.ScopeRecord[0].HandlerAddress = (ULONG_PTR)termination_handler-dispatch.ImageBase;
2164 #else
2165 scope_table.ScopeRecord[0].HandlerAddress = ((ULONG_PTR)termination_handler - (ULONG_PTR)dispatch.ImageBase);
2166 #endif
2167 scope_table.ScopeRecord[0].JumpTarget = 0;
2168 memset(&context, 0, sizeof(context));
2169
2170 termination_handler_called = 0;
2171 ret = p__C_specific_handler(&rec, frame, &context, &dispatch);
2172 ok(ret == ExceptionContinueSearch, "__C_specific_handler returned %x\n", ret);
2173 ok(termination_handler_called == 1, "termination_handler_called = %d\n",
2174 termination_handler_called);
2175 ok(dispatch.ScopeIndex == 1, "dispatch.ScopeIndex = %d\n", dispatch.ScopeIndex);
2176
2177 ret = p__C_specific_handler(&rec, frame, &context, &dispatch);
2178 ok(ret == ExceptionContinueSearch, "__C_specific_handler returned %x\n", ret);
2179 ok(termination_handler_called == 1, "termination_handler_called = %d\n",
2180 termination_handler_called);
2181 ok(dispatch.ScopeIndex == 1, "dispatch.ScopeIndex = %d\n", dispatch.ScopeIndex);
2182 }
2183
2184 #endif /* __x86_64__ */
2185
2186 #if defined(__i386__) || defined(__x86_64__)
2187
2188 static DWORD WINAPI register_check_thread(void *arg)
2189 {
2190 NTSTATUS status;
2191 CONTEXT ctx;
2192
2193 memset(&ctx, 0, sizeof(ctx));
2194 ctx.ContextFlags = CONTEXT_DEBUG_REGISTERS;
2195
2196 status = pNtGetContextThread(GetCurrentThread(), &ctx);
2197 ok(status == STATUS_SUCCESS, "NtGetContextThread failed with %x\n", status);
2198 ok(!ctx.Dr0, "expected 0, got %lx\n", (DWORD_PTR)ctx.Dr0);
2199 ok(!ctx.Dr1, "expected 0, got %lx\n", (DWORD_PTR)ctx.Dr1);
2200 ok(!ctx.Dr2, "expected 0, got %lx\n", (DWORD_PTR)ctx.Dr2);
2201 ok(!ctx.Dr3, "expected 0, got %lx\n", (DWORD_PTR)ctx.Dr3);
2202 ok(!ctx.Dr6, "expected 0, got %lx\n", (DWORD_PTR)ctx.Dr6);
2203 ok(!ctx.Dr7, "expected 0, got %lx\n", (DWORD_PTR)ctx.Dr7);
2204
2205 return 0;
2206 }
2207
2208 static void test_debug_registers(void)
2209 {
2210 static const struct
2211 {
2212 ULONG_PTR dr0, dr1, dr2, dr3, dr6, dr7;
2213 }
2214 tests[] =
2215 {
2216 { 0x42424240, 0, 0x126bb070, 0x0badbad0, 0, 0xffff0115 },
2217 { 0x42424242, 0, 0x100f0fe7, 0x0abebabe, 0, 0x115 },
2218 };
2219 NTSTATUS status;
2220 CONTEXT ctx;
2221 HANDLE thread;
2222 int i;
2223
2224 for (i = 0; i < sizeof(tests)/sizeof(tests[0]); i++)
2225 {
2226 memset(&ctx, 0, sizeof(ctx));
2227 ctx.ContextFlags = CONTEXT_DEBUG_REGISTERS;
2228 ctx.Dr0 = tests[i].dr0;
2229 ctx.Dr1 = tests[i].dr1;
2230 ctx.Dr2 = tests[i].dr2;
2231 ctx.Dr3 = tests[i].dr3;
2232 ctx.Dr6 = tests[i].dr6;
2233 ctx.Dr7 = tests[i].dr7;
2234
2235 status = pNtSetContextThread(GetCurrentThread(), &ctx);
2236 ok(status == STATUS_SUCCESS, "NtGetContextThread failed with %08x\n", status);
2237
2238 memset(&ctx, 0, sizeof(ctx));
2239 ctx.ContextFlags = CONTEXT_DEBUG_REGISTERS;
2240
2241 status = pNtGetContextThread(GetCurrentThread(), &ctx);
2242 ok(status == STATUS_SUCCESS, "NtGetContextThread failed with %08x\n", status);
2243 ok(ctx.Dr0 == tests[i].dr0, "test %d: expected %lx, got %lx\n", i, tests[i].dr0, (DWORD_PTR)ctx.Dr0);
2244 ok(ctx.Dr1 == tests[i].dr1, "test %d: expected %lx, got %lx\n", i, tests[i].dr1, (DWORD_PTR)ctx.Dr1);
2245 ok(ctx.Dr2 == tests[i].dr2, "test %d: expected %lx, got %lx\n", i, tests[i].dr2, (DWORD_PTR)ctx.Dr2);
2246 ok(ctx.Dr3 == tests[i].dr3, "test %d: expected %lx, got %lx\n", i, tests[i].dr3, (DWORD_PTR)ctx.Dr3);
2247 ok((ctx.Dr6 & 0xf00f) == tests[i].dr6, "test %d: expected %lx, got %lx\n", i, tests[i].dr6, (DWORD_PTR)ctx.Dr6);
2248 ok((ctx.Dr7 & ~0xdc00) == tests[i].dr7, "test %d: expected %lx, got %lx\n", i, tests[i].dr7, (DWORD_PTR)ctx.Dr7);
2249 }
2250
2251 memset(&ctx, 0, sizeof(ctx));
2252 ctx.ContextFlags = CONTEXT_DEBUG_REGISTERS;
2253 ctx.Dr0 = 0xffffffff;
2254 ctx.Dr1 = 0xffffffff;
2255 ctx.Dr2 = 0xffffffff;
2256 ctx.Dr3 = 0xffffffff;
2257 ctx.Dr6 = 0xffffffff;
2258 ctx.Dr7 = 0x00000400;
2259 status = pNtSetContextThread(GetCurrentThread(), &ctx);
2260 ok(status == STATUS_SUCCESS, "NtSetContextThread failed with %x\n", status);
2261
2262 thread = CreateThread(NULL, 0, register_check_thread, NULL, CREATE_SUSPENDED, NULL);
2263 ok(thread != INVALID_HANDLE_VALUE, "CreateThread failed with %d\n", GetLastError());
2264
2265 ctx.ContextFlags = CONTEXT_DEBUG_REGISTERS;
2266 status = pNtGetContextThread(thread, &ctx);
2267 ok(status == STATUS_SUCCESS, "NtGetContextThread failed with %x\n", status);
2268 ok(!ctx.Dr0, "expected 0, got %lx\n", (DWORD_PTR)ctx.Dr0);
2269 ok(!ctx.Dr1, "expected 0, got %lx\n", (DWORD_PTR)ctx.Dr1);
2270 ok(!ctx.Dr2, "expected 0, got %lx\n", (DWORD_PTR)ctx.Dr2);
2271 ok(!ctx.Dr3, "expected 0, got %lx\n", (DWORD_PTR)ctx.Dr3);
2272 ok(!ctx.Dr6, "expected 0, got %lx\n", (DWORD_PTR)ctx.Dr6);
2273 ok(!ctx.Dr7, "expected 0, got %lx\n", (DWORD_PTR)ctx.Dr7);
2274
2275 ResumeThread(thread);
2276 WaitForSingleObject(thread, 10000);
2277 CloseHandle(thread);
2278 }
2279
2280 static DWORD outputdebugstring_exceptions;
2281
2282 static LONG CALLBACK outputdebugstring_vectored_handler(EXCEPTION_POINTERS *ExceptionInfo)
2283 {
2284 PEXCEPTION_RECORD rec = ExceptionInfo->ExceptionRecord;
2285 trace("vect. handler %08x addr:%p\n", rec->ExceptionCode, rec->ExceptionAddress);
2286
2287 ok(rec->ExceptionCode == DBG_PRINTEXCEPTION_C, "ExceptionCode is %08x instead of %08x\n",
2288 rec->ExceptionCode, DBG_PRINTEXCEPTION_C);
2289 ok(rec->NumberParameters == 2, "ExceptionParameters is %d instead of 2\n", rec->NumberParameters);
2290 ok(rec->ExceptionInformation[0] == 12, "ExceptionInformation[0] = %d instead of 12\n", (DWORD)rec->ExceptionInformation[0]);
2291 ok(!strcmp((char *)rec->ExceptionInformation[1], "Hello World"),
2292 "ExceptionInformation[1] = '%s' instead of 'Hello World'\n", (char *)rec->ExceptionInformation[1]);
2293
2294 outputdebugstring_exceptions++;
2295 return EXCEPTION_CONTINUE_SEARCH;
2296 }
2297
2298 static void test_outputdebugstring(DWORD numexc)
2299 {
2300 PVOID vectored_handler;
2301
2302 if (!pRtlAddVectoredExceptionHandler || !pRtlRemoveVectoredExceptionHandler)
2303 {
2304 skip("RtlAddVectoredExceptionHandler or RtlRemoveVectoredExceptionHandler not found\n");
2305 return;
2306 }
2307
2308 vectored_handler = pRtlAddVectoredExceptionHandler(TRUE, &outputdebugstring_vectored_handler);
2309 ok(vectored_handler != 0, "RtlAddVectoredExceptionHandler failed\n");
2310
2311 outputdebugstring_exceptions = 0;
2312 OutputDebugStringA("Hello World");
2313
2314 ok(outputdebugstring_exceptions == numexc, "OutputDebugStringA generated %d exceptions, expected %d\n",
2315 outputdebugstring_exceptions, numexc);
2316
2317 pRtlRemoveVectoredExceptionHandler(vectored_handler);
2318 }
2319
2320 static DWORD ripevent_exceptions;
2321
2322 static LONG CALLBACK ripevent_vectored_handler(EXCEPTION_POINTERS *ExceptionInfo)
2323 {
2324 PEXCEPTION_RECORD rec = ExceptionInfo->ExceptionRecord;
2325 trace("vect. handler %08x addr:%p\n", rec->ExceptionCode, rec->ExceptionAddress);
2326
2327 ok(rec->ExceptionCode == DBG_RIPEXCEPTION, "ExceptionCode is %08x instead of %08x\n",
2328 rec->ExceptionCode, DBG_RIPEXCEPTION);
2329 ok(rec->NumberParameters == 2, "ExceptionParameters is %d instead of 2\n", rec->NumberParameters);
2330 ok(rec->ExceptionInformation[0] == 0x11223344, "ExceptionInformation[0] = %08x instead of %08x\n",
2331 (NTSTATUS)rec->ExceptionInformation[0], 0x11223344);
2332 ok(rec->ExceptionInformation[1] == 0x55667788, "ExceptionInformation[1] = %08x instead of %08x\n",
2333 (NTSTATUS)rec->ExceptionInformation[1], 0x55667788);
2334
2335 ripevent_exceptions++;
2336 return (rec->ExceptionCode == DBG_RIPEXCEPTION) ? EXCEPTION_CONTINUE_EXECUTION : EXCEPTION_CONTINUE_SEARCH;
2337 }
2338
2339 static void test_ripevent(DWORD numexc)
2340 {
2341 EXCEPTION_RECORD record;
2342 PVOID vectored_handler;
2343
2344 if (!pRtlAddVectoredExceptionHandler || !pRtlRemoveVectoredExceptionHandler || !pRtlRaiseException)
2345 {
2346 skip("RtlAddVectoredExceptionHandler or RtlRemoveVectoredExceptionHandler or RtlRaiseException not found\n");
2347 return;
2348 }
2349
2350 vectored_handler = pRtlAddVectoredExceptionHandler(TRUE, &ripevent_vectored_handler);
2351 ok(vectored_handler != 0, "RtlAddVectoredExceptionHandler failed\n");
2352
2353 record.ExceptionCode = DBG_RIPEXCEPTION;
2354 record.ExceptionFlags = 0;
2355 record.ExceptionRecord = NULL;
2356 record.ExceptionAddress = NULL;
2357 record.NumberParameters = 2;
2358 record.ExceptionInformation[0] = 0x11223344;
2359 record.ExceptionInformation[1] = 0x55667788;
2360
2361 ripevent_exceptions = 0;
2362 pRtlRaiseException(&record);
2363 ok(ripevent_exceptions == numexc, "RtlRaiseException generated %d exceptions, expected %d\n",
2364 ripevent_exceptions, numexc);
2365
2366 pRtlRemoveVectoredExceptionHandler(vectored_handler);
2367 }
2368
2369 static DWORD debug_service_exceptions;
2370
2371 static LONG CALLBACK debug_service_handler(EXCEPTION_POINTERS *ExceptionInfo)
2372 {
2373 EXCEPTION_RECORD *rec = ExceptionInfo->ExceptionRecord;
2374 trace("vect. handler %08x addr:%p\n", rec->ExceptionCode, rec->ExceptionAddress);
2375
2376 ok(rec->ExceptionCode == EXCEPTION_BREAKPOINT, "ExceptionCode is %08x instead of %08x\n",
2377 rec->ExceptionCode, EXCEPTION_BREAKPOINT);
2378
2379 #ifdef __i386__
2380 ok(ExceptionInfo->ContextRecord->Eip == (DWORD)code_mem + 0x1c,
2381 "expected Eip = %x, got %x\n", (DWORD)code_mem + 0x1c, ExceptionInfo->ContextRecord->Eip);
2382 ok(rec->NumberParameters == (is_wow64 ? 1 : 3),
2383 "ExceptionParameters is %d instead of %d\n", rec->NumberParameters, is_wow64 ? 1 : 3);
2384 ok(rec->ExceptionInformation[0] == ExceptionInfo->ContextRecord->Eax,
2385 "expected ExceptionInformation[0] = %x, got %lx\n",
2386 ExceptionInfo->ContextRecord->Eax, rec->ExceptionInformation[0]);
2387 if (!is_wow64)
2388 {
2389 ok(rec->ExceptionInformation[1] == 0x11111111,
2390 "got ExceptionInformation[1] = %lx\n", rec->ExceptionInformation[1]);
2391 ok(rec->ExceptionInformation[2] == 0x22222222,
2392 "got ExceptionInformation[2] = %lx\n", rec->ExceptionInformation[2]);
2393 }
2394 #else
2395 ok(ExceptionInfo->ContextRecord->Rip == (DWORD_PTR)code_mem + 0x2f,
2396 "expected Rip = %lx, got %lx\n", (DWORD_PTR)code_mem + 0x2f, ExceptionInfo->ContextRecord->Rip);
2397 ok(rec->NumberParameters == 1,
2398 "ExceptionParameters is %d instead of 1\n", rec->NumberParameters);
2399 ok(rec->ExceptionInformation[0] == ExceptionInfo->ContextRecord->Rax,
2400 "expected ExceptionInformation[0] = %lx, got %lx\n",
2401 ExceptionInfo->ContextRecord->Rax, rec->ExceptionInformation[0]);
2402 #endif
2403
2404 debug_service_exceptions++;
2405 return (rec->ExceptionCode == EXCEPTION_BREAKPOINT) ? EXCEPTION_CONTINUE_EXECUTION : EXCEPTION_CONTINUE_SEARCH;
2406 }
2407
2408 #ifdef __i386__
2409
2410 static const BYTE call_debug_service_code[] = {
2411 0x53, /* pushl %ebx */
2412 0x57, /* pushl %edi */
2413 0x8b, 0x44, 0x24, 0x0c, /* movl 12(%esp),%eax */
2414 0xb9, 0x11, 0x11, 0x11, 0x11, /* movl $0x11111111,%ecx */
2415 0xba, 0x22, 0x22, 0x22, 0x22, /* movl $0x22222222,%edx */
2416 0xbb, 0x33, 0x33, 0x33, 0x33, /* movl $0x33333333,%ebx */
2417 0xbf, 0x44, 0x44, 0x44, 0x44, /* movl $0x44444444,%edi */
2418 0xcd, 0x2d, /* int $0x2d */
2419 0xeb, /* jmp $+17 */
2420 0x0f, 0x1f, 0x00, /* nop */
2421 0x31, 0xc0, /* xorl %eax,%eax */
2422 0xeb, 0x0c, /* jmp $+14 */
2423 0x90, 0x90, 0x90, 0x90, /* nop */
2424 0x90, 0x90, 0x90, 0x90,
2425 0x90,
2426 0x31, 0xc0, /* xorl %eax,%eax */
2427 0x40, /* incl %eax */
2428 0x5f, /* popl %edi */
2429 0x5b, /* popl %ebx */
2430 0xc3, /* ret */
2431 };
2432
2433 #else
2434
2435 static const BYTE call_debug_service_code[] = {
2436 0x53, /* push %rbx */
2437 0x57, /* push %rdi */
2438 0x48, 0x89, 0xc8, /* movl %rcx,%rax */
2439 0x48, 0xb9, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, /* movabs $0x1111111111111111,%rcx */
2440 0x48, 0xba, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, /* movabs $0x2222222222222222,%rdx */
2441 0x48, 0xbb, 0x33, 0x33, 0x33, 0x33, 0x33, 0x33, 0x33, 0x33, /* movabs $0x3333333333333333,%rbx */
2442 0x48, 0xbf, 0x44, 0x44, 0x44, 0x44, 0x44, 0x44, 0x44, 0x44, /* movabs $0x4444444444444444,%rdi */
2443 0xcd, 0x2d, /* int $0x2d */
2444 0xeb, /* jmp $+17 */
2445 0x0f, 0x1f, 0x00, /* nop */
2446 0x48, 0x31, 0xc0, /* xor %rax,%rax */
2447 0xeb, 0x0e, /* jmp $+16 */
2448 0x90, 0x90, 0x90, 0x90, /* nop */
2449 0x90, 0x90, 0x90, 0x90,
2450 0x48, 0x31, 0xc0, /* xor %rax,%rax */
2451 0x48, 0xff, 0xc0, /* inc %rax */
2452 0x5f, /* pop %rdi */
2453 0x5b, /* pop %rbx */
2454 0xc3, /* ret */
2455 };
2456
2457 #endif
2458
2459 static void test_debug_service(DWORD numexc)
2460 {
2461 DWORD (CDECL *func)(DWORD_PTR) = code_mem;
2462 DWORD expected_exc, expected_ret;
2463 void *vectored_handler;
2464 DWORD ret;
2465
2466 /* code will return 0 if execution resumes immediately after "int $0x2d", otherwise 1 */
2467 memcpy(code_mem, call_debug_service_code, sizeof(call_debug_service_code));
2468
2469 vectored_handler = pRtlAddVectoredExceptionHandler(TRUE, &debug_service_handler);
2470 ok(vectored_handler != 0, "RtlAddVectoredExceptionHandler failed\n");
2471
2472 expected_exc = numexc;
2473 expected_ret = (numexc != 0);
2474
2475 /* BREAKPOINT_BREAK */
2476 debug_service_exceptions = 0;
2477 ret = func(0);
2478 ok(debug_service_exceptions == expected_exc,
2479 "BREAKPOINT_BREAK generated %u exceptions, expected %u\n",
2480 debug_service_exceptions, expected_exc);
2481 ok(ret == expected_ret,
2482 "BREAKPOINT_BREAK returned %u, expected %u\n", ret, expected_ret);
2483
2484 /* BREAKPOINT_PROMPT */
2485 debug_service_exceptions = 0;
2486 ret = func(2);
2487 ok(debug_service_exceptions == expected_exc,
2488 "BREAKPOINT_PROMPT generated %u exceptions, expected %u\n",
2489 debug_service_exceptions, expected_exc);
2490 ok(ret == expected_ret,
2491 "BREAKPOINT_PROMPT returned %u, expected %u\n", ret, expected_ret);
2492
2493 /* invalid debug service */
2494 debug_service_exceptions = 0;
2495 ret = func(6);
2496 ok(debug_service_exceptions == expected_exc,
2497 "invalid debug service generated %u exceptions, expected %u\n",
2498 debug_service_exceptions, expected_exc);
2499 ok(ret == expected_ret,
2500 "invalid debug service returned %u, expected %u\n", ret, expected_ret);
2501
2502 expected_exc = (is_wow64 ? numexc : 0);
2503 expected_ret = (is_wow64 && numexc);
2504
2505 /* BREAKPOINT_PRINT */
2506 debug_service_exceptions = 0;
2507 ret = func(1);
2508 ok(debug_service_exceptions == expected_exc,
2509 "BREAKPOINT_PRINT generated %u exceptions, expected %u\n",
2510 debug_service_exceptions, expected_exc);
2511 ok(ret == expected_ret,
2512 "BREAKPOINT_PRINT returned %u, expected %u\n", ret, expected_ret);
2513
2514 /* BREAKPOINT_LOAD_SYMBOLS */
2515 debug_service_exceptions = 0;
2516 ret = func(3);
2517 ok(debug_service_exceptions == expected_exc,
2518 "BREAKPOINT_LOAD_SYMBOLS generated %u exceptions, expected %u\n",
2519 debug_service_exceptions, expected_exc);
2520 ok(ret == expected_ret,
2521 "BREAKPOINT_LOAD_SYMBOLS returned %u, expected %u\n", ret, expected_ret);
2522
2523 /* BREAKPOINT_UNLOAD_SYMBOLS */
2524 debug_service_exceptions = 0;
2525 ret = func(4);
2526 ok(debug_service_exceptions == expected_exc,
2527 "BREAKPOINT_UNLOAD_SYMBOLS generated %u exceptions, expected %u\n",
2528 debug_service_exceptions, expected_exc);
2529 ok(ret == expected_ret,
2530 "BREAKPOINT_UNLOAD_SYMBOLS returned %u, expected %u\n", ret, expected_ret);
2531
2532 /* BREAKPOINT_COMMAND_STRING */
2533 debug_service_exceptions = 0;
2534 ret = func(5);
2535 ok(debug_service_exceptions == expected_exc || broken(debug_service_exceptions == numexc),
2536 "BREAKPOINT_COMMAND_STRING generated %u exceptions, expected %u\n",
2537 debug_service_exceptions, expected_exc);
2538 ok(ret == expected_ret || broken(ret == (numexc != 0)),
2539 "BREAKPOINT_COMMAND_STRING returned %u, expected %u\n", ret, expected_ret);
2540
2541 pRtlRemoveVectoredExceptionHandler(vectored_handler);
2542 }
2543
2544 static DWORD breakpoint_exceptions;
2545
2546 static LONG CALLBACK breakpoint_handler(EXCEPTION_POINTERS *ExceptionInfo)
2547 {
2548 EXCEPTION_RECORD *rec = ExceptionInfo->ExceptionRecord;
2549 trace("vect. handler %08x addr:%p\n", rec->ExceptionCode, rec->ExceptionAddress);
2550
2551 ok(rec->ExceptionCode == EXCEPTION_BREAKPOINT, "ExceptionCode is %08x instead of %08x\n",
2552 rec->ExceptionCode, EXCEPTION_BREAKPOINT);
2553
2554 #ifdef __i386__
2555 ok(ExceptionInfo->ContextRecord->Eip == (DWORD)code_mem + 1,
2556 "expected Eip = %x, got %x\n", (DWORD)code_mem + 1, ExceptionInfo->ContextRecord->Eip);
2557 ok(rec->NumberParameters == (is_wow64 ? 1 : 3),
2558 "ExceptionParameters is %d instead of %d\n", rec->NumberParameters, is_wow64 ? 1 : 3);
2559 ok(rec->ExceptionInformation[0] == 0,
2560 "got ExceptionInformation[0] = %lx\n", rec->ExceptionInformation[0]);
2561 ExceptionInfo->ContextRecord->Eip = (DWORD)code_mem + 2;
2562 #else
2563 ok(ExceptionInfo->ContextRecord->Rip == (DWORD_PTR)code_mem + 1,
2564 "expected Rip = %lx, got %lx\n", (DWORD_PTR)code_mem + 1, ExceptionInfo->ContextRecord->Rip);
2565 ok(rec->NumberParameters == 1,
2566 "ExceptionParameters is %d instead of 1\n", rec->NumberParameters);
2567 ok(rec->ExceptionInformation[0] == 0,
2568 "got ExceptionInformation[0] = %lx\n", rec->ExceptionInformation[0]);
2569 ExceptionInfo->ContextRecord->Rip = (DWORD_PTR)code_mem + 2;
2570 #endif
2571
2572 breakpoint_exceptions++;
2573 return (rec->ExceptionCode == EXCEPTION_BREAKPOINT) ? EXCEPTION_CONTINUE_EXECUTION : EXCEPTION_CONTINUE_SEARCH;
2574 }
2575
2576 static const BYTE breakpoint_code[] = {
2577 0xcd, 0x03, /* int $0x3 */
2578 0xc3, /* ret */
2579 };
2580
2581 static void test_breakpoint(DWORD numexc)
2582 {
2583 DWORD (CDECL *func)(void) = code_mem;
2584 void *vectored_handler;
2585
2586 memcpy(code_mem, breakpoint_code, sizeof(breakpoint_code));
2587
2588 vectored_handler = pRtlAddVectoredExceptionHandler(TRUE, &breakpoint_handler);
2589 ok(vectored_handler != 0, "RtlAddVectoredExceptionHandler failed\n");
2590
2591 breakpoint_exceptions = 0;
2592 func();
2593 ok(breakpoint_exceptions == numexc, "int $0x3 generated %u exceptions, expected %u\n",
2594 breakpoint_exceptions, numexc);
2595
2596 pRtlRemoveVectoredExceptionHandler(vectored_handler);
2597 }
2598
2599 static DWORD invalid_handle_exceptions;
2600
2601 static LONG CALLBACK invalid_handle_vectored_handler(EXCEPTION_POINTERS *ExceptionInfo)
2602 {
2603 PEXCEPTION_RECORD rec = ExceptionInfo->ExceptionRecord;
2604 trace("vect. handler %08x addr:%p\n", rec->ExceptionCode, rec->ExceptionAddress);
2605
2606 ok(rec->ExceptionCode == EXCEPTION_INVALID_HANDLE, "ExceptionCode is %08x instead of %08x\n",
2607 rec->ExceptionCode, EXCEPTION_INVALID_HANDLE);
2608 ok(rec->NumberParameters == 0, "ExceptionParameters is %d instead of 0\n", rec->NumberParameters);
2609
2610 invalid_handle_exceptions++;
2611 return (rec->ExceptionCode == EXCEPTION_INVALID_HANDLE) ? EXCEPTION_CONTINUE_EXECUTION : EXCEPTION_CONTINUE_SEARCH;
2612 }
2613
2614 static void test_closehandle(DWORD numexc)
2615 {
2616 PVOID vectored_handler;
2617 NTSTATUS status;
2618 DWORD res;
2619
2620 if (!pRtlAddVectoredExceptionHandler || !pRtlRemoveVectoredExceptionHandler || !pRtlRaiseException)
2621 {
2622 skip("RtlAddVectoredExceptionHandler or RtlRemoveVectoredExceptionHandler or RtlRaiseException not found\n");
2623 return;
2624 }
2625
2626 vectored_handler = pRtlAddVectoredExceptionHandler(TRUE, &invalid_handle_vectored_handler);
2627 ok(vectored_handler != 0, "RtlAddVectoredExceptionHandler failed\n");
2628
2629 invalid_handle_exceptions = 0;
2630 res = CloseHandle((HANDLE)0xdeadbeef);
2631 ok(!res, "CloseHandle(0xdeadbeef) unexpectedly succeeded\n");
2632 ok(GetLastError() == ERROR_INVALID_HANDLE, "wrong error code %d instead of %d\n",
2633 GetLastError(), ERROR_INVALID_HANDLE);
2634 ok(invalid_handle_exceptions == numexc, "CloseHandle generated %d exceptions, expected %d\n",
2635 invalid_handle_exceptions, numexc);
2636
2637 invalid_handle_exceptions = 0;
2638 status = pNtClose((HANDLE)0xdeadbeef);
2639 ok(status == STATUS_INVALID_HANDLE, "NtClose(0xdeadbeef) returned status %08x\n", status);
2640 ok(invalid_handle_exceptions == numexc, "NtClose generated %d exceptions, expected %d\n",
2641 invalid_handle_exceptions, numexc);
2642
2643 pRtlRemoveVectoredExceptionHandler(vectored_handler);
2644 }
2645
2646 static void test_vectored_continue_handler(void)
2647 {
2648 PVOID handler1, handler2;
2649 ULONG ret;
2650
2651 if (!pRtlAddVectoredContinueHandler || !pRtlRemoveVectoredContinueHandler)
2652 {
2653 skip("RtlAddVectoredContinueHandler or RtlRemoveVectoredContinueHandler not found\n");
2654 return;
2655 }
2656
2657 handler1 = pRtlAddVectoredContinueHandler(TRUE, (void *)0xdeadbeef);
2658 ok(handler1 != 0, "RtlAddVectoredContinueHandler failed\n");
2659
2660 handler2 = pRtlAddVectoredContinueHandler(TRUE, (void *)0xdeadbeef);
2661 ok(handler2 != 0, "RtlAddVectoredContinueHandler failed\n");
2662 ok(handler1 != handler2, "RtlAddVectoredContinueHandler returned same handler\n");
2663
2664 if (pRtlRemoveVectoredExceptionHandler)
2665 {
2666 ret = pRtlRemoveVectoredExceptionHandler(handler1);
2667 ok(!ret, "RtlRemoveVectoredExceptionHandler succeeded\n");
2668 }
2669
2670 ret = pRtlRemoveVectoredContinueHandler(handler1);
2671 ok(ret, "RtlRemoveVectoredContinueHandler failed\n");
2672
2673 ret = pRtlRemoveVectoredContinueHandler(handler2);
2674 ok(ret, "RtlRemoveVectoredContinueHandler failed\n");
2675
2676 ret = pRtlRemoveVectoredContinueHandler(handler1);
2677 ok(!ret, "RtlRemoveVectoredContinueHandler succeeded\n");
2678
2679 ret = pRtlRemoveVectoredContinueHandler((void *)0x11223344);
2680 ok(!ret, "RtlRemoveVectoredContinueHandler succeeded\n");
2681 }
2682 #endif /* defined(__i386__) || defined(__x86_64__) */
2683
2684 START_TEST(exception)
2685 {
2686 HMODULE hntdll = GetModuleHandleA("ntdll.dll");
2687 #if defined(__x86_64__)
2688 HMODULE hmsvcrt = LoadLibraryA("msvcrt.dll");
2689 #endif
2690
2691 #if defined(__REACTOS__) && !defined(_M_AMD64)
2692 if (!winetest_interactive &&
2693 !strcmp(winetest_platform, "windows"))
2694 {
2695 skip("ROSTESTS-240: Skipping ntdll_winetest:exception because it hangs on WHS-Testbot. Set winetest_interactive to run it anyway.\n");
2696 return;
2697 }
2698 #endif
2699 code_mem = VirtualAlloc(NULL, 65536, MEM_RESERVE | MEM_COMMIT, PAGE_EXECUTE_READWRITE);
2700 if(!code_mem) {
2701 trace("VirtualAlloc failed\n");
2702 return;
2703 }
2704
2705 pNtGetContextThread = (void *)GetProcAddress( hntdll, "NtGetContextThread" );
2706 pNtSetContextThread = (void *)GetProcAddress( hntdll, "NtSetContextThread" );
2707 pNtReadVirtualMemory = (void *)GetProcAddress( hntdll, "NtReadVirtualMemory" );
2708 pNtClose = (void *)GetProcAddress( hntdll, "NtClose" );
2709 pRtlUnwind = (void *)GetProcAddress( hntdll, "RtlUnwind" );
2710 pRtlRaiseException = (void *)GetProcAddress( hntdll, "RtlRaiseException" );
2711 pRtlCaptureContext = (void *)GetProcAddress( hntdll, "RtlCaptureContext" );
2712 pNtTerminateProcess = (void *)GetProcAddress( hntdll, "NtTerminateProcess" );
2713 pRtlAddVectoredExceptionHandler = (void *)GetProcAddress( hntdll,
2714 "RtlAddVectoredExceptionHandler" );
2715 pRtlRemoveVectoredExceptionHandler = (void *)GetProcAddress( hntdll,
2716 "RtlRemoveVectoredExceptionHandler" );
2717 pRtlAddVectoredContinueHandler = (void *)GetProcAddress( hntdll,
2718 "RtlAddVectoredContinueHandler" );
2719 pRtlRemoveVectoredContinueHandler = (void *)GetProcAddress( hntdll,
2720 "RtlRemoveVectoredContinueHandler" );
2721 pNtQueryInformationProcess = (void*)GetProcAddress( hntdll,
2722 "NtQueryInformationProcess" );
2723 pNtSetInformationProcess = (void*)GetProcAddress( hntdll,
2724 "NtSetInformationProcess" );
2725 pIsWow64Process = (void *)GetProcAddress(GetModuleHandleA("kernel32.dll"), "IsWow64Process");
2726
2727 #ifdef __i386__
2728 if (!pIsWow64Process || !pIsWow64Process( GetCurrentProcess(), &is_wow64 )) is_wow64 = FALSE;
2729
2730 if (pRtlAddVectoredExceptionHandler && pRtlRemoveVectoredExceptionHandler)
2731 have_vectored_api = TRUE;
2732 else
2733 skip("RtlAddVectoredExceptionHandler or RtlRemoveVectoredExceptionHandler not found\n");
2734
2735 my_argc = winetest_get_mainargs( &my_argv );
2736 if (my_argc >= 4)
2737 {
2738 void *addr;
2739 sscanf( my_argv[3], "%p", &addr );
2740
2741 if (addr != &test_stage)
2742 {
2743 skip( "child process not mapped at same address (%p/%p)\n", &test_stage, addr);
2744 return;
2745 }
2746
2747 /* child must be run under a debugger */
2748 if (!NtCurrentTeb()->Peb->BeingDebugged)
2749 {
2750 ok(FALSE, "child process not being debugged?\n");
2751 return;
2752 }
2753
2754 if (pRtlRaiseException)
2755 {
2756 test_stage = 1;
2757 run_rtlraiseexception_test(0x12345);
2758 run_rtlraiseexception_test(EXCEPTION_BREAKPOINT);
2759 run_rtlraiseexception_test(EXCEPTION_INVALID_HANDLE);
2760 test_stage = 2;
2761 run_rtlraiseexception_test(0x12345);
2762 run_rtlraiseexception_test(EXCEPTION_BREAKPOINT);
2763 run_rtlraiseexception_test(EXCEPTION_INVALID_HANDLE);
2764 test_stage = 3;
2765 test_outputdebugstring(0);
2766 test_stage = 4;
2767 test_outputdebugstring(2);
2768 test_stage = 5;
2769 test_ripevent(0);
2770 test_stage = 6;
2771 test_ripevent(1);
2772 test_stage = 7;
2773 test_debug_service(0);
2774 test_stage = 8;
2775 test_debug_service(1);
2776 test_stage = 9;
2777 test_breakpoint(0);
2778 test_stage = 10;
2779 test_breakpoint(1);
2780 test_stage = 11;
2781 test_closehandle(0);
2782 test_stage = 12;
2783 test_closehandle(1);
2784 }
2785 else
2786 skip( "RtlRaiseException not found\n" );
2787
2788 /* rest of tests only run in parent */
2789 return;
2790 }
2791
2792 test_unwind();
2793 test_exceptions();
2794 test_rtlraiseexception();
2795 test_debug_registers();
2796 test_outputdebugstring(1);
2797 test_ripevent(1);
2798 test_debug_service(1);
2799 test_breakpoint(1);
2800 test_closehandle(0);
2801 test_vectored_continue_handler();
2802 test_debugger();
2803 test_simd_exceptions();
2804 test_fpu_exceptions();
2805 test_dpe_exceptions();
2806 test_prot_fault();
2807 test_thread_context();
2808
2809 #elif defined(__x86_64__)
2810 pRtlAddFunctionTable = (void *)GetProcAddress( hntdll,
2811 "RtlAddFunctionTable" );
2812 pRtlDeleteFunctionTable = (void *)GetProcAddress( hntdll,
2813 "RtlDeleteFunctionTable" );
2814 pRtlInstallFunctionTableCallback = (void *)GetProcAddress( hntdll,
2815 "RtlInstallFunctionTableCallback" );
2816 pRtlLookupFunctionEntry = (void *)GetProcAddress( hntdll,
2817 "RtlLookupFunctionEntry" );
2818 p__C_specific_handler = (void *)GetProcAddress( hntdll,
2819 "__C_specific_handler" );
2820 pRtlCaptureContext = (void *)GetProcAddress( hntdll,
2821 "RtlCaptureContext" );
2822 pRtlRestoreContext = (void *)GetProcAddress( hntdll,
2823 "RtlRestoreContext" );
2824 pRtlUnwindEx = (void *)GetProcAddress( hntdll,
2825 "RtlUnwindEx" );
2826 p_setjmp = (void *)GetProcAddress( hmsvcrt,
2827 "_setjmp" );
2828
2829 test_debug_registers();
2830 test_outputdebugstring(1);
2831 test_ripevent(1);
2832 test_debug_service(1);
2833 test_breakpoint(1);
2834 test_closehandle(0);
2835 test_vectored_continue_handler();
2836 test_virtual_unwind();
2837 test___C_specific_handler();
2838 test_restore_context();
2839
2840 if (pRtlAddFunctionTable && pRtlDeleteFunctionTable && pRtlInstallFunctionTableCallback && pRtlLookupFunctionEntry)
2841 test_dynamic_unwind();
2842 else
2843 skip( "Dynamic unwind functions not found\n" );
2844
2845 #endif
2846
2847 VirtualFree(code_mem, 0, MEM_RELEASE);
2848 }
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