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Merge branch 'ntfs_rebase'
[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 #ifndef _WIN32_WINNT
25 #define _WIN32_WINNT 0x500 /* For NTSTATUS */
26 #endif
27
28 #define NONAMELESSUNION
29 #define NONAMELESSSTRUCT
30 #include "ntstatus.h"
31 #define WIN32_NO_STATUS
32 #include "windef.h"
33 #include "winbase.h"
34 #include "winnt.h"
35 #include "winreg.h"
36 #include "wine/winternl.h"
37 #include "wine/exception.h"
38 #include "wine/test.h"
39
40 static void *code_mem;
41
42 static NTSTATUS (WINAPI *pNtGetContextThread)(HANDLE,CONTEXT*);
43 static NTSTATUS (WINAPI *pNtSetContextThread)(HANDLE,CONTEXT*);
44 static NTSTATUS (WINAPI *pRtlRaiseException)(EXCEPTION_RECORD *rec);
45 static PVOID (WINAPI *pRtlUnwind)(PVOID, PVOID, PEXCEPTION_RECORD, PVOID);
46 static VOID (WINAPI *pRtlCaptureContext)(CONTEXT*);
47 static PVOID (WINAPI *pRtlAddVectoredExceptionHandler)(ULONG first, PVECTORED_EXCEPTION_HANDLER func);
48 static ULONG (WINAPI *pRtlRemoveVectoredExceptionHandler)(PVOID handler);
49 static PVOID (WINAPI *pRtlAddVectoredContinueHandler)(ULONG first, PVECTORED_EXCEPTION_HANDLER func);
50 static ULONG (WINAPI *pRtlRemoveVectoredContinueHandler)(PVOID handler);
51 static NTSTATUS (WINAPI *pNtReadVirtualMemory)(HANDLE, const void*, void*, SIZE_T, SIZE_T*);
52 static NTSTATUS (WINAPI *pNtTerminateProcess)(HANDLE handle, LONG exit_code);
53 static NTSTATUS (WINAPI *pNtQueryInformationProcess)(HANDLE, PROCESSINFOCLASS, PVOID, ULONG, PULONG);
54 static NTSTATUS (WINAPI *pNtSetInformationProcess)(HANDLE, PROCESSINFOCLASS, PVOID, ULONG);
55 static BOOL (WINAPI *pIsWow64Process)(HANDLE, PBOOL);
56 static NTSTATUS (WINAPI *pNtClose)(HANDLE);
57
58 #if defined(__x86_64__)
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
116 static BOOLEAN (CDECL *pRtlAddFunctionTable)(RUNTIME_FUNCTION*, DWORD, DWORD64);
117 static BOOLEAN (CDECL *pRtlDeleteFunctionTable)(RUNTIME_FUNCTION*);
118 static BOOLEAN (CDECL *pRtlInstallFunctionTableCallback)(DWORD64, DWORD64, DWORD, PGET_RUNTIME_FUNCTION_CALLBACK, PVOID, PCWSTR);
119 static PRUNTIME_FUNCTION (WINAPI *pRtlLookupFunctionEntry)(ULONG64, ULONG64*, UNWIND_HISTORY_TABLE*);
120 static EXCEPTION_DISPOSITION (WINAPI *p__C_specific_handler)(EXCEPTION_RECORD*, ULONG64, CONTEXT*, DISPATCHER_CONTEXT*);
121 static VOID (WINAPI *pRtlCaptureContext)(CONTEXT*);
122 static VOID (CDECL *pRtlRestoreContext)(CONTEXT*, EXCEPTION_RECORD*);
123 static VOID (CDECL *pRtlUnwindEx)(VOID*, VOID*, EXCEPTION_RECORD*, VOID*, CONTEXT*, UNWIND_HISTORY_TABLE*);
124 static int (CDECL *p_setjmp)(_JUMP_BUFFER*);
125 #endif
126
127 #ifdef __i386__
128
129 #ifndef __WINE_WINTRNL_H
130 #define ProcessExecuteFlags 0x22
131 #define MEM_EXECUTE_OPTION_DISABLE 0x01
132 #define MEM_EXECUTE_OPTION_ENABLE 0x02
133 #define MEM_EXECUTE_OPTION_PERMANENT 0x08
134 #endif
135
136 static int my_argc;
137 static char** my_argv;
138 static int test_stage;
139
140 static BOOL is_wow64;
141
142 /* Test various instruction combinations that cause a protection fault on the i386,
143 * and check what the resulting exception looks like.
144 */
145
146 static const struct exception
147 {
148 BYTE code[18]; /* asm code */
149 BYTE offset; /* offset of faulting instruction */
150 BYTE length; /* length of faulting instruction */
151 BOOL wow64_broken; /* broken on Wow64, should be skipped */
152 NTSTATUS status; /* expected status code */
153 DWORD nb_params; /* expected number of parameters */
154 DWORD params[4]; /* expected parameters */
155 NTSTATUS alt_status; /* alternative status code */
156 DWORD alt_nb_params; /* alternative number of parameters */
157 DWORD alt_params[4]; /* alternative parameters */
158 } exceptions[] =
159 {
160 /* 0 */
161 /* test some privileged instructions */
162 { { 0xfb, 0xc3 }, /* 0: sti; ret */
163 0, 1, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
164 { { 0x6c, 0xc3 }, /* 1: insb (%dx); ret */
165 0, 1, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
166 { { 0x6d, 0xc3 }, /* 2: insl (%dx); ret */
167 0, 1, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
168 { { 0x6e, 0xc3 }, /* 3: outsb (%dx); ret */
169 0, 1, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
170 { { 0x6f, 0xc3 }, /* 4: outsl (%dx); ret */
171 0, 1, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
172 /* 5 */
173 { { 0xe4, 0x11, 0xc3 }, /* 5: inb $0x11,%al; ret */
174 0, 2, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
175 { { 0xe5, 0x11, 0xc3 }, /* 6: inl $0x11,%eax; ret */
176 0, 2, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
177 { { 0xe6, 0x11, 0xc3 }, /* 7: outb %al,$0x11; ret */
178 0, 2, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
179 { { 0xe7, 0x11, 0xc3 }, /* 8: outl %eax,$0x11; ret */
180 0, 2, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
181 { { 0xed, 0xc3 }, /* 9: inl (%dx),%eax; ret */
182 0, 1, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
183 /* 10 */
184 { { 0xee, 0xc3 }, /* 10: outb %al,(%dx); ret */
185 0, 1, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
186 { { 0xef, 0xc3 }, /* 11: outl %eax,(%dx); ret */
187 0, 1, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
188 { { 0xf4, 0xc3 }, /* 12: hlt; ret */
189 0, 1, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
190 { { 0xfa, 0xc3 }, /* 13: cli; ret */
191 0, 1, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
192
193 /* test long jump to invalid selector */
194 { { 0xea, 0, 0, 0, 0, 0, 0, 0xc3 }, /* 14: ljmp $0,$0; ret */
195 0, 7, FALSE, STATUS_ACCESS_VIOLATION, 2, { 0, 0xffffffff } },
196
197 /* 15 */
198 /* test iret to invalid selector */
199 { { 0x6a, 0x00, 0x6a, 0x00, 0x6a, 0x00, 0xcf, 0x83, 0xc4, 0x0c, 0xc3 },
200 /* 15: pushl $0; pushl $0; pushl $0; iret; addl $12,%esp; ret */
201 6, 1, FALSE, STATUS_ACCESS_VIOLATION, 2, { 0, 0xffffffff } },
202
203 /* test loading an invalid selector */
204 { { 0xb8, 0xef, 0xbe, 0x00, 0x00, 0x8e, 0xe8, 0xc3 }, /* 16: mov $beef,%ax; mov %ax,%gs; ret */
205 5, 2, FALSE, STATUS_ACCESS_VIOLATION, 2, { 0, 0xbee8 } }, /* 0xbee8 or 0xffffffff */
206
207 /* test accessing a zero selector (%es broken on Wow64) */
208 { { 0x06, 0x31, 0xc0, 0x8e, 0xc0, 0x26, 0xa1, 0, 0, 0, 0, 0x07, 0xc3 },
209 /* push %es; xor %eax,%eax; mov %ax,%es; mov %es:(0),%ax; pop %es; ret */
210 5, 6, TRUE, STATUS_ACCESS_VIOLATION, 2, { 0, 0xffffffff } },
211 { { 0x0f, 0xa8, 0x31, 0xc0, 0x8e, 0xe8, 0x65, 0xa1, 0, 0, 0, 0, 0x0f, 0xa9, 0xc3 },
212 /* push %gs; xor %eax,%eax; mov %ax,%gs; mov %gs:(0),%ax; pop %gs; ret */
213 6, 6, FALSE, STATUS_ACCESS_VIOLATION, 2, { 0, 0xffffffff } },
214
215 /* test moving %cs -> %ss */
216 { { 0x0e, 0x17, 0x58, 0xc3 }, /* pushl %cs; popl %ss; popl %eax; ret */
217 1, 1, FALSE, STATUS_ACCESS_VIOLATION, 2, { 0, 0xffffffff } },
218
219 /* 20 */
220 /* test overlong instruction (limit is 15 bytes, 5 on Win7) */
221 { { 0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0xfa,0xc3 },
222 0, 16, TRUE, STATUS_ILLEGAL_INSTRUCTION, 0, { 0 },
223 STATUS_ACCESS_VIOLATION, 2, { 0, 0xffffffff } },
224 { { 0x64,0x64,0x64,0x64,0xfa,0xc3 },
225 0, 5, TRUE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
226
227 /* test invalid interrupt */
228 { { 0xcd, 0xff, 0xc3 }, /* int $0xff; ret */
229 0, 2, FALSE, STATUS_ACCESS_VIOLATION, 2, { 0, 0xffffffff } },
230
231 /* test moves to/from Crx */
232 { { 0x0f, 0x20, 0xc0, 0xc3 }, /* movl %cr0,%eax; ret */
233 0, 3, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
234 { { 0x0f, 0x20, 0xe0, 0xc3 }, /* movl %cr4,%eax; ret */
235 0, 3, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
236 /* 25 */
237 { { 0x0f, 0x22, 0xc0, 0xc3 }, /* movl %eax,%cr0; ret */
238 0, 3, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
239 { { 0x0f, 0x22, 0xe0, 0xc3 }, /* movl %eax,%cr4; ret */
240 0, 3, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
241
242 /* test moves to/from Drx */
243 { { 0x0f, 0x21, 0xc0, 0xc3 }, /* movl %dr0,%eax; ret */
244 0, 3, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
245 { { 0x0f, 0x21, 0xc8, 0xc3 }, /* movl %dr1,%eax; ret */
246 0, 3, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
247 { { 0x0f, 0x21, 0xf8, 0xc3 }, /* movl %dr7,%eax; ret */
248 0, 3, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
249 /* 30 */
250 { { 0x0f, 0x23, 0xc0, 0xc3 }, /* movl %eax,%dr0; ret */
251 0, 3, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
252 { { 0x0f, 0x23, 0xc8, 0xc3 }, /* movl %eax,%dr1; ret */
253 0, 3, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
254 { { 0x0f, 0x23, 0xf8, 0xc3 }, /* movl %eax,%dr7; ret */
255 0, 3, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
256
257 /* test memory reads */
258 { { 0xa1, 0xfc, 0xff, 0xff, 0xff, 0xc3 }, /* movl 0xfffffffc,%eax; ret */
259 0, 5, FALSE, STATUS_ACCESS_VIOLATION, 2, { 0, 0xfffffffc } },
260 { { 0xa1, 0xfd, 0xff, 0xff, 0xff, 0xc3 }, /* movl 0xfffffffd,%eax; ret */
261 0, 5, FALSE, STATUS_ACCESS_VIOLATION, 2, { 0, 0xfffffffd } },
262 /* 35 */
263 { { 0xa1, 0xfe, 0xff, 0xff, 0xff, 0xc3 }, /* movl 0xfffffffe,%eax; ret */
264 0, 5, FALSE, STATUS_ACCESS_VIOLATION, 2, { 0, 0xfffffffe } },
265 { { 0xa1, 0xff, 0xff, 0xff, 0xff, 0xc3 }, /* movl 0xffffffff,%eax; ret */
266 0, 5, FALSE, STATUS_ACCESS_VIOLATION, 2, { 0, 0xffffffff } },
267
268 /* test memory writes */
269 { { 0xa3, 0xfc, 0xff, 0xff, 0xff, 0xc3 }, /* movl %eax,0xfffffffc; ret */
270 0, 5, FALSE, STATUS_ACCESS_VIOLATION, 2, { 1, 0xfffffffc } },
271 { { 0xa3, 0xfd, 0xff, 0xff, 0xff, 0xc3 }, /* movl %eax,0xfffffffd; ret */
272 0, 5, FALSE, STATUS_ACCESS_VIOLATION, 2, { 1, 0xfffffffd } },
273 { { 0xa3, 0xfe, 0xff, 0xff, 0xff, 0xc3 }, /* movl %eax,0xfffffffe; ret */
274 0, 5, FALSE, STATUS_ACCESS_VIOLATION, 2, { 1, 0xfffffffe } },
275 /* 40 */
276 { { 0xa3, 0xff, 0xff, 0xff, 0xff, 0xc3 }, /* movl %eax,0xffffffff; ret */
277 0, 5, FALSE, STATUS_ACCESS_VIOLATION, 2, { 1, 0xffffffff } },
278
279 /* test exception with cleared %ds and %es (broken on Wow64) */
280 { { 0x1e, 0x06, 0x31, 0xc0, 0x8e, 0xd8, 0x8e, 0xc0, 0xfa, 0x07, 0x1f, 0xc3 },
281 /* push %ds; push %es; xorl %eax,%eax; mov %ax,%ds; mov %ax,%es; cli; pop %es; pop %ds; ret */
282 8, 1, TRUE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
283
284 { { 0xf1, 0x90, 0xc3 }, /* icebp; nop; ret */
285 1, 1, FALSE, STATUS_SINGLE_STEP, 0 },
286 { { 0xb8, 0xb8, 0xb8, 0xb8, 0xb8, /* mov $0xb8b8b8b8, %eax */
287 0xb9, 0xb9, 0xb9, 0xb9, 0xb9, /* mov $0xb9b9b9b9, %ecx */
288 0xba, 0xba, 0xba, 0xba, 0xba, /* mov $0xbabababa, %edx */
289 0xcd, 0x2d, 0xc3 }, /* int $0x2d; ret */
290 17, 0, FALSE, STATUS_BREAKPOINT, 3, { 0xb8b8b8b8, 0xb9b9b9b9, 0xbabababa } },
291 };
292
293 static int got_exception;
294 static BOOL have_vectored_api;
295
296 static void run_exception_test(void *handler, const void* context,
297 const void *code, unsigned int code_size,
298 DWORD access)
299 {
300 struct {
301 EXCEPTION_REGISTRATION_RECORD frame;
302 const void *context;
303 } exc_frame;
304 void (*func)(void) = code_mem;
305 DWORD oldaccess, oldaccess2;
306
307 exc_frame.frame.Handler = handler;
308 exc_frame.frame.Prev = NtCurrentTeb()->Tib.ExceptionList;
309 exc_frame.context = context;
310
311 memcpy(code_mem, code, code_size);
312 if(access)
313 VirtualProtect(code_mem, code_size, access, &oldaccess);
314
315 NtCurrentTeb()->Tib.ExceptionList = &exc_frame.frame;
316 func();
317 NtCurrentTeb()->Tib.ExceptionList = exc_frame.frame.Prev;
318
319 if(access)
320 VirtualProtect(code_mem, code_size, oldaccess, &oldaccess2);
321 }
322
323 static LONG CALLBACK rtlraiseexception_vectored_handler(EXCEPTION_POINTERS *ExceptionInfo)
324 {
325 PCONTEXT context = ExceptionInfo->ContextRecord;
326 PEXCEPTION_RECORD rec = ExceptionInfo->ExceptionRecord;
327 trace("vect. handler %08x addr:%p context.Eip:%x\n", rec->ExceptionCode,
328 rec->ExceptionAddress, context->Eip);
329
330 ok(rec->ExceptionAddress == (char *)code_mem + 0xb, "ExceptionAddress at %p instead of %p\n",
331 rec->ExceptionAddress, (char *)code_mem + 0xb);
332
333 if (NtCurrentTeb()->Peb->BeingDebugged)
334 ok((void *)context->Eax == pRtlRaiseException ||
335 broken( is_wow64 && context->Eax == 0xf00f00f1 ), /* broken on vista */
336 "debugger managed to modify Eax to %x should be %p\n",
337 context->Eax, pRtlRaiseException);
338
339 /* check that context.Eip is fixed up only for EXCEPTION_BREAKPOINT
340 * even if raised by RtlRaiseException
341 */
342 if(rec->ExceptionCode == EXCEPTION_BREAKPOINT)
343 {
344 ok(context->Eip == (DWORD)code_mem + 0xa ||
345 broken(context->Eip == (DWORD)code_mem + 0xb), /* win2k3 */
346 "Eip at %x instead of %x or %x\n", context->Eip,
347 (DWORD)code_mem + 0xa, (DWORD)code_mem + 0xb);
348 }
349 else
350 {
351 ok(context->Eip == (DWORD)code_mem + 0xb, "Eip at %x instead of %x\n",
352 context->Eip, (DWORD)code_mem + 0xb);
353 }
354
355 /* test if context change is preserved from vectored handler to stack handlers */
356 context->Eax = 0xf00f00f0;
357 return EXCEPTION_CONTINUE_SEARCH;
358 }
359
360 static DWORD rtlraiseexception_handler( EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *frame,
361 CONTEXT *context, EXCEPTION_REGISTRATION_RECORD **dispatcher )
362 {
363 trace( "exception: %08x flags:%x addr:%p context: Eip:%x\n",
364 rec->ExceptionCode, rec->ExceptionFlags, rec->ExceptionAddress, context->Eip );
365
366 ok(rec->ExceptionAddress == (char *)code_mem + 0xb, "ExceptionAddress at %p instead of %p\n",
367 rec->ExceptionAddress, (char *)code_mem + 0xb);
368
369 /* check that context.Eip is fixed up only for EXCEPTION_BREAKPOINT
370 * even if raised by RtlRaiseException
371 */
372 if(rec->ExceptionCode == EXCEPTION_BREAKPOINT)
373 {
374 ok(context->Eip == (DWORD)code_mem + 0xa ||
375 broken(context->Eip == (DWORD)code_mem + 0xb), /* win2k3 */
376 "Eip at %x instead of %x or %x\n", context->Eip,
377 (DWORD)code_mem + 0xa, (DWORD)code_mem + 0xb);
378 }
379 else
380 {
381 ok(context->Eip == (DWORD)code_mem + 0xb, "Eip at %x instead of %x\n",
382 context->Eip, (DWORD)code_mem + 0xb);
383 }
384
385 if(have_vectored_api)
386 ok(context->Eax == 0xf00f00f0, "Eax is %x, should have been set to 0xf00f00f0 in vectored handler\n",
387 context->Eax);
388
389 /* give the debugger a chance to examine the state a second time */
390 /* without the exception handler changing Eip */
391 if (test_stage == 2)
392 return ExceptionContinueSearch;
393
394 /* Eip in context is decreased by 1
395 * Increase it again, else execution will continue in the middle of an instruction */
396 if(rec->ExceptionCode == EXCEPTION_BREAKPOINT && (context->Eip == (DWORD)code_mem + 0xa))
397 context->Eip += 1;
398 return ExceptionContinueExecution;
399 }
400
401
402 static const BYTE call_one_arg_code[] = {
403 0x8b, 0x44, 0x24, 0x08, /* mov 0x8(%esp),%eax */
404 0x50, /* push %eax */
405 0x8b, 0x44, 0x24, 0x08, /* mov 0x8(%esp),%eax */
406 0xff, 0xd0, /* call *%eax */
407 0x90, /* nop */
408 0x90, /* nop */
409 0x90, /* nop */
410 0x90, /* nop */
411 0xc3, /* ret */
412 };
413
414
415 static void run_rtlraiseexception_test(DWORD exceptioncode)
416 {
417 EXCEPTION_REGISTRATION_RECORD frame;
418 EXCEPTION_RECORD record;
419 PVOID vectored_handler = NULL;
420
421 void (*func)(void* function, EXCEPTION_RECORD* record) = code_mem;
422
423 record.ExceptionCode = exceptioncode;
424 record.ExceptionFlags = 0;
425 record.ExceptionRecord = NULL;
426 record.ExceptionAddress = NULL; /* does not matter, copied return address */
427 record.NumberParameters = 0;
428
429 frame.Handler = rtlraiseexception_handler;
430 frame.Prev = NtCurrentTeb()->Tib.ExceptionList;
431
432 memcpy(code_mem, call_one_arg_code, sizeof(call_one_arg_code));
433
434 NtCurrentTeb()->Tib.ExceptionList = &frame;
435 if (have_vectored_api)
436 {
437 vectored_handler = pRtlAddVectoredExceptionHandler(TRUE, &rtlraiseexception_vectored_handler);
438 ok(vectored_handler != 0, "RtlAddVectoredExceptionHandler failed\n");
439 }
440
441 func(pRtlRaiseException, &record);
442 ok( record.ExceptionAddress == (char *)code_mem + 0x0b,
443 "address set to %p instead of %p\n", record.ExceptionAddress, (char *)code_mem + 0x0b );
444
445 if (have_vectored_api)
446 pRtlRemoveVectoredExceptionHandler(vectored_handler);
447 NtCurrentTeb()->Tib.ExceptionList = frame.Prev;
448 }
449
450 static void test_rtlraiseexception(void)
451 {
452 if (!pRtlRaiseException)
453 {
454 skip("RtlRaiseException not found\n");
455 return;
456 }
457
458 /* test without debugger */
459 run_rtlraiseexception_test(0x12345);
460 run_rtlraiseexception_test(EXCEPTION_BREAKPOINT);
461 run_rtlraiseexception_test(EXCEPTION_INVALID_HANDLE);
462 }
463
464 static DWORD unwind_expected_eax;
465
466 static DWORD unwind_handler( EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *frame,
467 CONTEXT *context, EXCEPTION_REGISTRATION_RECORD **dispatcher )
468 {
469 trace("exception: %08x flags:%x addr:%p context: Eip:%x\n",
470 rec->ExceptionCode, rec->ExceptionFlags, rec->ExceptionAddress, context->Eip);
471
472 ok(rec->ExceptionCode == STATUS_UNWIND, "ExceptionCode is %08x instead of %08x\n",
473 rec->ExceptionCode, STATUS_UNWIND);
474 ok(rec->ExceptionAddress == (char *)code_mem + 0x22, "ExceptionAddress at %p instead of %p\n",
475 rec->ExceptionAddress, (char *)code_mem + 0x22);
476 ok(context->Eax == unwind_expected_eax, "context->Eax is %08x instead of %08x\n",
477 context->Eax, unwind_expected_eax);
478
479 context->Eax += 1;
480 return ExceptionContinueSearch;
481 }
482
483 static const BYTE call_unwind_code[] = {
484 0x55, /* push %ebp */
485 0x53, /* push %ebx */
486 0x56, /* push %esi */
487 0x57, /* push %edi */
488 0xe8, 0x00, 0x00, 0x00, 0x00, /* call 0 */
489 0x58, /* 0: pop %eax */
490 0x05, 0x1e, 0x00, 0x00, 0x00, /* add $0x1e,%eax */
491 0xff, 0x74, 0x24, 0x20, /* push 0x20(%esp) */
492 0xff, 0x74, 0x24, 0x20, /* push 0x20(%esp) */
493 0x50, /* push %eax */
494 0xff, 0x74, 0x24, 0x24, /* push 0x24(%esp) */
495 0x8B, 0x44, 0x24, 0x24, /* mov 0x24(%esp),%eax */
496 0xff, 0xd0, /* call *%eax */
497 0x5f, /* pop %edi */
498 0x5e, /* pop %esi */
499 0x5b, /* pop %ebx */
500 0x5d, /* pop %ebp */
501 0xc3, /* ret */
502 0xcc, /* int $3 */
503 };
504
505 static void test_unwind(void)
506 {
507 EXCEPTION_REGISTRATION_RECORD frames[2], *frame2 = &frames[0], *frame1 = &frames[1];
508 DWORD (*func)(void* function, EXCEPTION_REGISTRATION_RECORD *pEndFrame, EXCEPTION_RECORD* record, DWORD retval) = code_mem;
509 DWORD retval;
510
511 memcpy(code_mem, call_unwind_code, sizeof(call_unwind_code));
512
513 /* add first unwind handler */
514 frame1->Handler = unwind_handler;
515 frame1->Prev = NtCurrentTeb()->Tib.ExceptionList;
516 NtCurrentTeb()->Tib.ExceptionList = frame1;
517
518 /* add second unwind handler */
519 frame2->Handler = unwind_handler;
520 frame2->Prev = NtCurrentTeb()->Tib.ExceptionList;
521 NtCurrentTeb()->Tib.ExceptionList = frame2;
522
523 /* test unwind to current frame */
524 unwind_expected_eax = 0xDEAD0000;
525 retval = func(pRtlUnwind, frame2, NULL, 0xDEAD0000);
526 ok(retval == 0xDEAD0000, "RtlUnwind returned eax %08x instead of %08x\n", retval, 0xDEAD0000);
527 ok(NtCurrentTeb()->Tib.ExceptionList == frame2, "Exception record points to %p instead of %p\n",
528 NtCurrentTeb()->Tib.ExceptionList, frame2);
529
530 /* unwind to frame1 */
531 unwind_expected_eax = 0xDEAD0000;
532 retval = func(pRtlUnwind, frame1, NULL, 0xDEAD0000);
533 ok(retval == 0xDEAD0001, "RtlUnwind returned eax %08x instead of %08x\n", retval, 0xDEAD0001);
534 ok(NtCurrentTeb()->Tib.ExceptionList == frame1, "Exception record points to %p instead of %p\n",
535 NtCurrentTeb()->Tib.ExceptionList, frame1);
536
537 /* restore original handler */
538 NtCurrentTeb()->Tib.ExceptionList = frame1->Prev;
539 }
540
541 static DWORD handler( EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *frame,
542 CONTEXT *context, EXCEPTION_REGISTRATION_RECORD **dispatcher )
543 {
544 const struct exception *except = *(const struct exception **)(frame + 1);
545 unsigned int i, parameter_count, entry = except - exceptions;
546
547 got_exception++;
548 trace( "exception %u: %x flags:%x addr:%p\n",
549 entry, rec->ExceptionCode, rec->ExceptionFlags, rec->ExceptionAddress );
550
551 ok( rec->ExceptionCode == except->status ||
552 (except->alt_status != 0 && rec->ExceptionCode == except->alt_status),
553 "%u: Wrong exception code %x/%x\n", entry, rec->ExceptionCode, except->status );
554 ok( context->Eip == (DWORD_PTR)code_mem + except->offset,
555 "%u: Unexpected eip %#x/%#lx\n", entry,
556 context->Eip, (DWORD_PTR)code_mem + except->offset );
557 ok( rec->ExceptionAddress == (char*)context->Eip ||
558 (rec->ExceptionCode == STATUS_BREAKPOINT && rec->ExceptionAddress == (char*)context->Eip + 1),
559 "%u: Unexpected exception address %p/%p\n", entry,
560 rec->ExceptionAddress, (char*)context->Eip );
561
562 if (except->status == STATUS_BREAKPOINT && is_wow64)
563 parameter_count = 1;
564 else if (except->alt_status == 0 || rec->ExceptionCode != except->alt_status)
565 parameter_count = except->nb_params;
566 else
567 parameter_count = except->alt_nb_params;
568
569 ok( rec->NumberParameters == parameter_count,
570 "%u: Unexpected parameter count %u/%u\n", entry, rec->NumberParameters, parameter_count );
571
572 /* Most CPUs (except Intel Core apparently) report a segment limit violation */
573 /* instead of page faults for accesses beyond 0xffffffff */
574 if (except->nb_params == 2 && except->params[1] >= 0xfffffffd)
575 {
576 if (rec->ExceptionInformation[0] == 0 && rec->ExceptionInformation[1] == 0xffffffff)
577 goto skip_params;
578 }
579
580 /* Seems that both 0xbee8 and 0xfffffffff can be returned in windows */
581 if (except->nb_params == 2 && rec->NumberParameters == 2
582 && except->params[1] == 0xbee8 && rec->ExceptionInformation[1] == 0xffffffff
583 && except->params[0] == rec->ExceptionInformation[0])
584 {
585 goto skip_params;
586 }
587
588 if (except->alt_status == 0 || rec->ExceptionCode != except->alt_status)
589 {
590 for (i = 0; i < rec->NumberParameters; i++)
591 ok( rec->ExceptionInformation[i] == except->params[i],
592 "%u: Wrong parameter %d: %lx/%x\n",
593 entry, i, rec->ExceptionInformation[i], except->params[i] );
594 }
595 else
596 {
597 for (i = 0; i < rec->NumberParameters; i++)
598 ok( rec->ExceptionInformation[i] == except->alt_params[i],
599 "%u: Wrong parameter %d: %lx/%x\n",
600 entry, i, rec->ExceptionInformation[i], except->alt_params[i] );
601 }
602
603 skip_params:
604 /* don't handle exception if it's not the address we expected */
605 if (context->Eip != (DWORD_PTR)code_mem + except->offset) return ExceptionContinueSearch;
606
607 context->Eip += except->length;
608 return ExceptionContinueExecution;
609 }
610
611 static void test_prot_fault(void)
612 {
613 unsigned int i;
614
615 for (i = 0; i < sizeof(exceptions)/sizeof(exceptions[0]); i++)
616 {
617 if (is_wow64 && exceptions[i].wow64_broken && !strcmp( winetest_platform, "windows" ))
618 {
619 skip( "Exception %u broken on Wow64\n", i );
620 continue;
621 }
622 got_exception = 0;
623 run_exception_test(handler, &exceptions[i], &exceptions[i].code,
624 sizeof(exceptions[i].code), 0);
625 if (!i && !got_exception)
626 {
627 trace( "No exception, assuming win9x, no point in testing further\n" );
628 break;
629 }
630 ok( got_exception == (exceptions[i].status != 0),
631 "%u: bad exception count %d\n", i, got_exception );
632 }
633 }
634
635 struct dbgreg_test {
636 DWORD dr0, dr1, dr2, dr3, dr6, dr7;
637 };
638
639 /* test handling of debug registers */
640 static DWORD dreg_handler( EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *frame,
641 CONTEXT *context, EXCEPTION_REGISTRATION_RECORD **dispatcher )
642 {
643 const struct dbgreg_test *test = *(const struct dbgreg_test **)(frame + 1);
644
645 context->Eip += 2; /* Skips the popl (%eax) */
646 context->Dr0 = test->dr0;
647 context->Dr1 = test->dr1;
648 context->Dr2 = test->dr2;
649 context->Dr3 = test->dr3;
650 context->Dr6 = test->dr6;
651 context->Dr7 = test->dr7;
652 return ExceptionContinueExecution;
653 }
654
655 #define CHECK_DEBUG_REG(n, m) \
656 ok((ctx.Dr##n & m) == test->dr##n, "(%d) failed to set debug register " #n " to %x, got %x\n", \
657 test_num, test->dr##n, ctx.Dr##n)
658
659 static void check_debug_registers(int test_num, const struct dbgreg_test *test)
660 {
661 CONTEXT ctx;
662 NTSTATUS status;
663
664 ctx.ContextFlags = CONTEXT_DEBUG_REGISTERS;
665 status = pNtGetContextThread(GetCurrentThread(), &ctx);
666 ok(status == STATUS_SUCCESS, "NtGetContextThread failed with %x\n", status);
667
668 CHECK_DEBUG_REG(0, ~0);
669 CHECK_DEBUG_REG(1, ~0);
670 CHECK_DEBUG_REG(2, ~0);
671 CHECK_DEBUG_REG(3, ~0);
672 CHECK_DEBUG_REG(6, 0x0f);
673 CHECK_DEBUG_REG(7, ~0xdc00);
674 }
675
676 static const BYTE segfault_code[5] = {
677 0x31, 0xc0, /* xor %eax,%eax */
678 0x8f, 0x00, /* popl (%eax) - cause exception */
679 0xc3 /* ret */
680 };
681
682 /* test the single step exception behaviour */
683 static DWORD single_step_handler( EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *frame,
684 CONTEXT *context, EXCEPTION_REGISTRATION_RECORD **dispatcher )
685 {
686 got_exception++;
687 ok (!(context->EFlags & 0x100), "eflags has single stepping bit set\n");
688
689 if( got_exception < 3)
690 context->EFlags |= 0x100; /* single step until popf instruction */
691 else {
692 /* show that the last single step exception on the popf instruction
693 * (which removed the TF bit), still is a EXCEPTION_SINGLE_STEP exception */
694 ok( rec->ExceptionCode == EXCEPTION_SINGLE_STEP,
695 "exception is not EXCEPTION_SINGLE_STEP: %x\n", rec->ExceptionCode);
696 }
697
698 return ExceptionContinueExecution;
699 }
700
701 static const BYTE single_stepcode[] = {
702 0x9c, /* pushf */
703 0x58, /* pop %eax */
704 0x0d,0,1,0,0, /* or $0x100,%eax */
705 0x50, /* push %eax */
706 0x9d, /* popf */
707 0x35,0,1,0,0, /* xor $0x100,%eax */
708 0x50, /* push %eax */
709 0x9d, /* popf */
710 0xc3
711 };
712
713 /* Test the alignment check (AC) flag handling. */
714 static const BYTE align_check_code[] = {
715 0x55, /* push %ebp */
716 0x89,0xe5, /* mov %esp,%ebp */
717 0x9c, /* pushf */
718 0x58, /* pop %eax */
719 0x0d,0,0,4,0, /* or $0x40000,%eax */
720 0x50, /* push %eax */
721 0x9d, /* popf */
722 0x89,0xe0, /* mov %esp, %eax */
723 0x8b,0x40,0x1, /* mov 0x1(%eax), %eax - cause exception */
724 0x9c, /* pushf */
725 0x58, /* pop %eax */
726 0x35,0,0,4,0, /* xor $0x40000,%eax */
727 0x50, /* push %eax */
728 0x9d, /* popf */
729 0x5d, /* pop %ebp */
730 0xc3, /* ret */
731 };
732
733 static DWORD align_check_handler( EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *frame,
734 CONTEXT *context, EXCEPTION_REGISTRATION_RECORD **dispatcher )
735 {
736 ok (!(context->EFlags & 0x40000), "eflags has AC bit set\n");
737 got_exception++;
738 return ExceptionContinueExecution;
739 }
740
741 /* Test the direction flag handling. */
742 static const BYTE direction_flag_code[] = {
743 0x55, /* push %ebp */
744 0x89,0xe5, /* mov %esp,%ebp */
745 0xfd, /* std */
746 0xfa, /* cli - cause exception */
747 0x5d, /* pop %ebp */
748 0xc3, /* ret */
749 };
750
751 static DWORD direction_flag_handler( EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *frame,
752 CONTEXT *context, EXCEPTION_REGISTRATION_RECORD **dispatcher )
753 {
754 #ifdef __GNUC__
755 unsigned int flags;
756 __asm__("pushfl; popl %0; cld" : "=r" (flags) );
757 /* older windows versions don't clear DF properly so don't test */
758 if (flags & 0x400) trace( "eflags has DF bit set\n" );
759 #endif
760 ok( context->EFlags & 0x400, "context eflags has DF bit cleared\n" );
761 got_exception++;
762 context->Eip++; /* skip cli */
763 context->EFlags &= ~0x400; /* make sure it is cleared on return */
764 return ExceptionContinueExecution;
765 }
766
767 /* test single stepping over hardware breakpoint */
768 static DWORD bpx_handler( EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *frame,
769 CONTEXT *context, EXCEPTION_REGISTRATION_RECORD **dispatcher )
770 {
771 got_exception++;
772 ok( rec->ExceptionCode == EXCEPTION_SINGLE_STEP,
773 "wrong exception code: %x\n", rec->ExceptionCode);
774
775 if(got_exception == 1) {
776 /* hw bp exception on first nop */
777 ok( context->Eip == (DWORD)code_mem, "eip is wrong: %x instead of %x\n",
778 context->Eip, (DWORD)code_mem);
779 ok( (context->Dr6 & 0xf) == 1, "B0 flag is not set in Dr6\n");
780 ok( !(context->Dr6 & 0x4000), "BS flag is set in Dr6\n");
781 context->Dr0 = context->Dr0 + 1; /* set hw bp again on next instruction */
782 context->EFlags |= 0x100; /* enable single stepping */
783 } else if( got_exception == 2) {
784 /* single step exception on second nop */
785 ok( context->Eip == (DWORD)code_mem + 1, "eip is wrong: %x instead of %x\n",
786 context->Eip, (DWORD)code_mem + 1);
787 ok( (context->Dr6 & 0x4000), "BS flag is not set in Dr6\n");
788 /* depending on the win version the B0 bit is already set here as well
789 ok( (context->Dr6 & 0xf) == 0, "B0...3 flags in Dr6 shouldn't be set\n"); */
790 context->EFlags |= 0x100;
791 } else if( got_exception == 3) {
792 /* hw bp exception on second nop */
793 ok( context->Eip == (DWORD)code_mem + 1, "eip is wrong: %x instead of %x\n",
794 context->Eip, (DWORD)code_mem + 1);
795 ok( (context->Dr6 & 0xf) == 1, "B0 flag is not set in Dr6\n");
796 ok( !(context->Dr6 & 0x4000), "BS flag is set in Dr6\n");
797 context->Dr0 = 0; /* clear breakpoint */
798 context->EFlags |= 0x100;
799 } else {
800 /* single step exception on ret */
801 ok( context->Eip == (DWORD)code_mem + 2, "eip is wrong: %x instead of %x\n",
802 context->Eip, (DWORD)code_mem + 2);
803 ok( (context->Dr6 & 0xf) == 0, "B0...3 flags in Dr6 shouldn't be set\n");
804 ok( (context->Dr6 & 0x4000), "BS flag is not set in Dr6\n");
805 }
806
807 context->Dr6 = 0; /* clear status register */
808 return ExceptionContinueExecution;
809 }
810
811 static const BYTE dummy_code[] = { 0x90, 0x90, 0xc3 }; /* nop, nop, ret */
812
813 /* test int3 handling */
814 static DWORD int3_handler( EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *frame,
815 CONTEXT *context, EXCEPTION_REGISTRATION_RECORD **dispatcher )
816 {
817 ok( rec->ExceptionAddress == code_mem, "exception address not at: %p, but at %p\n",
818 code_mem, rec->ExceptionAddress);
819 ok( context->Eip == (DWORD)code_mem, "eip not at: %p, but at %#x\n", code_mem, context->Eip);
820 if(context->Eip == (DWORD)code_mem) context->Eip++; /* skip breakpoint */
821
822 return ExceptionContinueExecution;
823 }
824
825 static const BYTE int3_code[] = { 0xCC, 0xc3 }; /* int 3, ret */
826
827 static DWORD WINAPI hw_reg_exception_thread( void *arg )
828 {
829 int expect = (ULONG_PTR)arg;
830 got_exception = 0;
831 run_exception_test( bpx_handler, NULL, dummy_code, sizeof(dummy_code), 0 );
832 ok( got_exception == expect, "expected %u exceptions, got %d\n", expect, got_exception );
833 return 0;
834 }
835
836 static void test_exceptions(void)
837 {
838 CONTEXT ctx;
839 NTSTATUS res;
840 struct dbgreg_test dreg_test;
841 HANDLE h;
842
843 if (!pNtGetContextThread || !pNtSetContextThread)
844 {
845 skip( "NtGetContextThread/NtSetContextThread not found\n" );
846 return;
847 }
848
849 /* test handling of debug registers */
850 memset(&dreg_test, 0, sizeof(dreg_test));
851
852 dreg_test.dr0 = 0x42424240;
853 dreg_test.dr2 = 0x126bb070;
854 dreg_test.dr3 = 0x0badbad0;
855 dreg_test.dr7 = 0xffff0115;
856 run_exception_test(dreg_handler, &dreg_test, &segfault_code, sizeof(segfault_code), 0);
857 check_debug_registers(1, &dreg_test);
858
859 dreg_test.dr0 = 0x42424242;
860 dreg_test.dr2 = 0x100f0fe7;
861 dreg_test.dr3 = 0x0abebabe;
862 dreg_test.dr7 = 0x115;
863 run_exception_test(dreg_handler, &dreg_test, &segfault_code, sizeof(segfault_code), 0);
864 check_debug_registers(2, &dreg_test);
865
866 /* test single stepping behavior */
867 got_exception = 0;
868 run_exception_test(single_step_handler, NULL, &single_stepcode, sizeof(single_stepcode), 0);
869 ok(got_exception == 3, "expected 3 single step exceptions, got %d\n", got_exception);
870
871 /* test alignment exceptions */
872 got_exception = 0;
873 run_exception_test(align_check_handler, NULL, align_check_code, sizeof(align_check_code), 0);
874 ok(got_exception == 0, "got %d alignment faults, expected 0\n", got_exception);
875
876 /* test direction flag */
877 got_exception = 0;
878 run_exception_test(direction_flag_handler, NULL, direction_flag_code, sizeof(direction_flag_code), 0);
879 ok(got_exception == 1, "got %d exceptions, expected 1\n", got_exception);
880
881 /* test single stepping over hardware breakpoint */
882 memset(&ctx, 0, sizeof(ctx));
883 ctx.Dr0 = (DWORD) code_mem; /* set hw bp on first nop */
884 ctx.Dr7 = 3;
885 ctx.ContextFlags = CONTEXT_DEBUG_REGISTERS;
886 res = pNtSetContextThread( GetCurrentThread(), &ctx);
887 ok( res == STATUS_SUCCESS, "NtSetContextThread failed with %x\n", res);
888
889 got_exception = 0;
890 run_exception_test(bpx_handler, NULL, dummy_code, sizeof(dummy_code), 0);
891 ok( got_exception == 4,"expected 4 exceptions, got %d\n", got_exception);
892
893 /* test int3 handling */
894 run_exception_test(int3_handler, NULL, int3_code, sizeof(int3_code), 0);
895
896 /* test that hardware breakpoints are not inherited by created threads */
897 res = pNtSetContextThread( GetCurrentThread(), &ctx );
898 ok( res == STATUS_SUCCESS, "NtSetContextThread failed with %x\n", res );
899
900 h = CreateThread( NULL, 0, hw_reg_exception_thread, 0, 0, NULL );
901 WaitForSingleObject( h, 10000 );
902 CloseHandle( h );
903
904 h = CreateThread( NULL, 0, hw_reg_exception_thread, (void *)4, CREATE_SUSPENDED, NULL );
905 ctx.ContextFlags = CONTEXT_DEBUG_REGISTERS;
906 res = pNtGetContextThread( h, &ctx );
907 ok( res == STATUS_SUCCESS, "NtGetContextThread failed with %x\n", res );
908 ok( ctx.Dr0 == 0, "dr0 %x\n", ctx.Dr0 );
909 ok( ctx.Dr7 == 0, "dr7 %x\n", ctx.Dr7 );
910 ctx.Dr0 = (DWORD)code_mem;
911 ctx.Dr7 = 3;
912 res = pNtSetContextThread( h, &ctx );
913 ok( res == STATUS_SUCCESS, "NtSetContextThread failed with %x\n", res );
914 ResumeThread( h );
915 WaitForSingleObject( h, 10000 );
916 CloseHandle( h );
917
918 ctx.Dr0 = 0;
919 ctx.Dr7 = 0;
920 res = pNtSetContextThread( GetCurrentThread(), &ctx );
921 ok( res == STATUS_SUCCESS, "NtSetContextThread failed with %x\n", res );
922 }
923
924 static void test_debugger(void)
925 {
926 char cmdline[MAX_PATH];
927 PROCESS_INFORMATION pi;
928 STARTUPINFOA si = { 0 };
929 DEBUG_EVENT de;
930 DWORD continuestatus;
931 PVOID code_mem_address = NULL;
932 NTSTATUS status;
933 SIZE_T size_read;
934 BOOL ret;
935 int counter = 0;
936 si.cb = sizeof(si);
937
938 if(!pNtGetContextThread || !pNtSetContextThread || !pNtReadVirtualMemory || !pNtTerminateProcess)
939 {
940 skip("NtGetContextThread, NtSetContextThread, NtReadVirtualMemory or NtTerminateProcess not found\n");
941 return;
942 }
943
944 sprintf(cmdline, "%s %s %s %p", my_argv[0], my_argv[1], "debuggee", &test_stage);
945 ret = CreateProcessA(NULL, cmdline, NULL, NULL, FALSE, DEBUG_PROCESS, NULL, NULL, &si, &pi);
946 ok(ret, "could not create child process error: %u\n", GetLastError());
947 if (!ret)
948 return;
949
950 do
951 {
952 continuestatus = DBG_CONTINUE;
953 ok(WaitForDebugEvent(&de, INFINITE), "reading debug event\n");
954
955 if (de.dwThreadId != pi.dwThreadId)
956 {
957 trace("event %d not coming from main thread, ignoring\n", de.dwDebugEventCode);
958 ContinueDebugEvent(de.dwProcessId, de.dwThreadId, DBG_CONTINUE);
959 continue;
960 }
961
962 if (de.dwDebugEventCode == CREATE_PROCESS_DEBUG_EVENT)
963 {
964 if(de.u.CreateProcessInfo.lpBaseOfImage != NtCurrentTeb()->Peb->ImageBaseAddress)
965 {
966 skip("child process loaded at different address, terminating it\n");
967 pNtTerminateProcess(pi.hProcess, 0);
968 }
969 }
970 else if (de.dwDebugEventCode == EXCEPTION_DEBUG_EVENT)
971 {
972 CONTEXT ctx;
973 int stage;
974
975 counter++;
976 status = pNtReadVirtualMemory(pi.hProcess, &code_mem, &code_mem_address,
977 sizeof(code_mem_address), &size_read);
978 ok(!status,"NtReadVirtualMemory failed with 0x%x\n", status);
979 status = pNtReadVirtualMemory(pi.hProcess, &test_stage, &stage,
980 sizeof(stage), &size_read);
981 ok(!status,"NtReadVirtualMemory failed with 0x%x\n", status);
982
983 ctx.ContextFlags = CONTEXT_FULL;
984 status = pNtGetContextThread(pi.hThread, &ctx);
985 ok(!status, "NtGetContextThread failed with 0x%x\n", status);
986
987 trace("exception 0x%x at %p firstchance=%d Eip=0x%x, Eax=0x%x\n",
988 de.u.Exception.ExceptionRecord.ExceptionCode,
989 de.u.Exception.ExceptionRecord.ExceptionAddress, de.u.Exception.dwFirstChance, ctx.Eip, ctx.Eax);
990
991 if (counter > 100)
992 {
993 ok(FALSE, "got way too many exceptions, probably caught in an infinite loop, terminating child\n");
994 pNtTerminateProcess(pi.hProcess, 1);
995 }
996 else if (counter >= 2) /* skip startup breakpoint */
997 {
998 if (stage == 1)
999 {
1000 ok((char *)ctx.Eip == (char *)code_mem_address + 0xb, "Eip at %x instead of %p\n",
1001 ctx.Eip, (char *)code_mem_address + 0xb);
1002 /* setting the context from debugger does not affect the context, the exception handlers gets */
1003 /* uncomment once wine is fixed */
1004 /* ctx.Eip = 0x12345; */
1005 ctx.Eax = 0xf00f00f1;
1006
1007 /* let the debuggee handle the exception */
1008 continuestatus = DBG_EXCEPTION_NOT_HANDLED;
1009 }
1010 else if (stage == 2)
1011 {
1012 if (de.u.Exception.dwFirstChance)
1013 {
1014 /* debugger gets first chance exception with unmodified ctx.Eip */
1015 ok((char *)ctx.Eip == (char *)code_mem_address + 0xb, "Eip at 0x%x instead of %p\n",
1016 ctx.Eip, (char *)code_mem_address + 0xb);
1017
1018 /* setting the context from debugger does not affect the context, the exception handlers gets */
1019 /* uncomment once wine is fixed */
1020 /* ctx.Eip = 0x12345; */
1021 ctx.Eax = 0xf00f00f1;
1022
1023 /* pass exception to debuggee
1024 * exception will not be handled and
1025 * a second chance exception will be raised */
1026 continuestatus = DBG_EXCEPTION_NOT_HANDLED;
1027 }
1028 else
1029 {
1030 /* debugger gets context after exception handler has played with it */
1031 /* ctx.Eip is the same value the exception handler got */
1032 if (de.u.Exception.ExceptionRecord.ExceptionCode == EXCEPTION_BREAKPOINT)
1033 {
1034 ok((char *)ctx.Eip == (char *)code_mem_address + 0xa ||
1035 broken(is_wow64 && (char *)ctx.Eip == (char *)code_mem_address + 0xb),
1036 "Eip at 0x%x instead of %p\n",
1037 ctx.Eip, (char *)code_mem_address + 0xa);
1038 /* need to fixup Eip for debuggee */
1039 if ((char *)ctx.Eip == (char *)code_mem_address + 0xa)
1040 ctx.Eip += 1;
1041 }
1042 else
1043 ok((char *)ctx.Eip == (char *)code_mem_address + 0xb, "Eip at 0x%x instead of %p\n",
1044 ctx.Eip, (char *)code_mem_address + 0xb);
1045 /* here we handle exception */
1046 }
1047 }
1048 else if (stage == 7 || stage == 8)
1049 {
1050 ok(de.u.Exception.ExceptionRecord.ExceptionCode == EXCEPTION_BREAKPOINT,
1051 "expected EXCEPTION_BREAKPOINT, got %08x\n", de.u.Exception.ExceptionRecord.ExceptionCode);
1052 ok((char *)ctx.Eip == (char *)code_mem_address + 0x1d,
1053 "expected Eip = %p, got 0x%x\n", (char *)code_mem_address + 0x1d, ctx.Eip);
1054
1055 if (stage == 8) continuestatus = DBG_EXCEPTION_NOT_HANDLED;
1056 }
1057 else if (stage == 9 || stage == 10)
1058 {
1059 ok(de.u.Exception.ExceptionRecord.ExceptionCode == EXCEPTION_BREAKPOINT,
1060 "expected EXCEPTION_BREAKPOINT, got %08x\n", de.u.Exception.ExceptionRecord.ExceptionCode);
1061 ok((char *)ctx.Eip == (char *)code_mem_address + 2,
1062 "expected Eip = %p, got 0x%x\n", (char *)code_mem_address + 2, ctx.Eip);
1063
1064 if (stage == 10) continuestatus = DBG_EXCEPTION_NOT_HANDLED;
1065 }
1066 else if (stage == 11 || stage == 12)
1067 {
1068 ok(de.u.Exception.ExceptionRecord.ExceptionCode == EXCEPTION_INVALID_HANDLE,
1069 "unexpected exception code %08x, expected %08x\n", de.u.Exception.ExceptionRecord.ExceptionCode,
1070 EXCEPTION_INVALID_HANDLE);
1071 ok(de.u.Exception.ExceptionRecord.NumberParameters == 0,
1072 "unexpected number of parameters %d, expected 0\n", de.u.Exception.ExceptionRecord.NumberParameters);
1073
1074 if (stage == 12) continuestatus = DBG_EXCEPTION_NOT_HANDLED;
1075 }
1076 else
1077 ok(FALSE, "unexpected stage %x\n", stage);
1078
1079 status = pNtSetContextThread(pi.hThread, &ctx);
1080 ok(!status, "NtSetContextThread failed with 0x%x\n", status);
1081 }
1082 }
1083 else if (de.dwDebugEventCode == OUTPUT_DEBUG_STRING_EVENT)
1084 {
1085 int stage;
1086 #ifdef __REACTOS__
1087 /* This will catch our DPRINTs, such as
1088 * "WARNING: RtlpDphTargetDllsLogicInitialize at ..\..\lib\rtl\heappage.c:1283 is UNIMPLEMENTED!"
1089 * so we need a full-size buffer to avoid a stack overflow
1090 */
1091 char buffer[513];
1092 #else
1093 char buffer[64];
1094 #endif
1095
1096 status = pNtReadVirtualMemory(pi.hProcess, &test_stage, &stage,
1097 sizeof(stage), &size_read);
1098 ok(!status,"NtReadVirtualMemory failed with 0x%x\n", status);
1099
1100 ok(!de.u.DebugString.fUnicode, "unexpected unicode debug string event\n");
1101 ok(de.u.DebugString.nDebugStringLength < sizeof(buffer) - 1, "buffer not large enough to hold %d bytes\n",
1102 de.u.DebugString.nDebugStringLength);
1103
1104 memset(buffer, 0, sizeof(buffer));
1105 status = pNtReadVirtualMemory(pi.hProcess, de.u.DebugString.lpDebugStringData, buffer,
1106 de.u.DebugString.nDebugStringLength, &size_read);
1107 ok(!status,"NtReadVirtualMemory failed with 0x%x\n", status);
1108
1109 if (stage == 3 || stage == 4)
1110 ok(!strcmp(buffer, "Hello World"), "got unexpected debug string '%s'\n", buffer);
1111 else /* ignore unrelated debug strings like 'SHIMVIEW: ShimInfo(Complete)' */
1112 ok(strstr(buffer, "SHIMVIEW") != NULL, "unexpected stage %x, got debug string event '%s'\n", stage, buffer);
1113
1114 if (stage == 4) continuestatus = DBG_EXCEPTION_NOT_HANDLED;
1115 }
1116 else if (de.dwDebugEventCode == RIP_EVENT)
1117 {
1118 int stage;
1119
1120 status = pNtReadVirtualMemory(pi.hProcess, &test_stage, &stage,
1121 sizeof(stage), &size_read);
1122 ok(!status,"NtReadVirtualMemory failed with 0x%x\n", status);
1123
1124 if (stage == 5 || stage == 6)
1125 {
1126 ok(de.u.RipInfo.dwError == 0x11223344, "got unexpected rip error code %08x, expected %08x\n",
1127 de.u.RipInfo.dwError, 0x11223344);
1128 ok(de.u.RipInfo.dwType == 0x55667788, "got unexpected rip type %08x, expected %08x\n",
1129 de.u.RipInfo.dwType, 0x55667788);
1130 }
1131 else
1132 ok(FALSE, "unexpected stage %x\n", stage);
1133
1134 if (stage == 6) continuestatus = DBG_EXCEPTION_NOT_HANDLED;
1135 }
1136
1137 ContinueDebugEvent(de.dwProcessId, de.dwThreadId, continuestatus);
1138
1139 } while (de.dwDebugEventCode != EXIT_PROCESS_DEBUG_EVENT);
1140
1141 winetest_wait_child_process( pi.hProcess );
1142 ret = CloseHandle(pi.hThread);
1143 ok(ret, "error %u\n", GetLastError());
1144 ret = CloseHandle(pi.hProcess);
1145 ok(ret, "error %u\n", GetLastError());
1146
1147 return;
1148 }
1149
1150 static DWORD simd_fault_handler( EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *frame,
1151 CONTEXT *context, EXCEPTION_REGISTRATION_RECORD **dispatcher )
1152 {
1153 int *stage = *(int **)(frame + 1);
1154
1155 got_exception++;
1156
1157 if( *stage == 1) {
1158 /* fault while executing sse instruction */
1159 context->Eip += 3; /* skip addps */
1160 return ExceptionContinueExecution;
1161 }
1162 else if ( *stage == 2 || *stage == 3 ) {
1163 /* stage 2 - divide by zero fault */
1164 /* stage 3 - invalid operation fault */
1165 if( rec->ExceptionCode == EXCEPTION_ILLEGAL_INSTRUCTION)
1166 skip("system doesn't support SIMD exceptions\n");
1167 else {
1168 ok( rec->ExceptionCode == STATUS_FLOAT_MULTIPLE_TRAPS,
1169 "exception code: %#x, should be %#x\n",
1170 rec->ExceptionCode, STATUS_FLOAT_MULTIPLE_TRAPS);
1171 ok( rec->NumberParameters == 1 || broken(is_wow64 && rec->NumberParameters == 2),
1172 "# of params: %i, should be 1\n",
1173 rec->NumberParameters);
1174 if( rec->NumberParameters == 1 )
1175 ok( rec->ExceptionInformation[0] == 0, "param #1: %lx, should be 0\n", rec->ExceptionInformation[0]);
1176 }
1177 context->Eip += 3; /* skip divps */
1178 }
1179 else
1180 ok(FALSE, "unexpected stage %x\n", *stage);
1181
1182 return ExceptionContinueExecution;
1183 }
1184
1185 static const BYTE simd_exception_test[] = {
1186 0x83, 0xec, 0x4, /* sub $0x4, %esp */
1187 0x0f, 0xae, 0x1c, 0x24, /* stmxcsr (%esp) */
1188 0x8b, 0x04, 0x24, /* mov (%esp),%eax * store mxcsr */
1189 0x66, 0x81, 0x24, 0x24, 0xff, 0xfd, /* andw $0xfdff,(%esp) * enable divide by */
1190 0x0f, 0xae, 0x14, 0x24, /* ldmxcsr (%esp) * zero exceptions */
1191 0x6a, 0x01, /* push $0x1 */
1192 0x6a, 0x01, /* push $0x1 */
1193 0x6a, 0x01, /* push $0x1 */
1194 0x6a, 0x01, /* push $0x1 */
1195 0x0f, 0x10, 0x0c, 0x24, /* movups (%esp),%xmm1 * fill dividend */
1196 0x0f, 0x57, 0xc0, /* xorps %xmm0,%xmm0 * clear divisor */
1197 0x0f, 0x5e, 0xc8, /* divps %xmm0,%xmm1 * generate fault */
1198 0x83, 0xc4, 0x10, /* add $0x10,%esp */
1199 0x89, 0x04, 0x24, /* mov %eax,(%esp) * restore to old mxcsr */
1200 0x0f, 0xae, 0x14, 0x24, /* ldmxcsr (%esp) */
1201 0x83, 0xc4, 0x04, /* add $0x4,%esp */
1202 0xc3, /* ret */
1203 };
1204
1205 static const BYTE simd_exception_test2[] = {
1206 0x83, 0xec, 0x4, /* sub $0x4, %esp */
1207 0x0f, 0xae, 0x1c, 0x24, /* stmxcsr (%esp) */
1208 0x8b, 0x04, 0x24, /* mov (%esp),%eax * store mxcsr */
1209 0x66, 0x81, 0x24, 0x24, 0x7f, 0xff, /* andw $0xff7f,(%esp) * enable invalid */
1210 0x0f, 0xae, 0x14, 0x24, /* ldmxcsr (%esp) * operation exceptions */
1211 0x0f, 0x57, 0xc9, /* xorps %xmm1,%xmm1 * clear dividend */
1212 0x0f, 0x57, 0xc0, /* xorps %xmm0,%xmm0 * clear divisor */
1213 0x0f, 0x5e, 0xc8, /* divps %xmm0,%xmm1 * generate fault */
1214 0x89, 0x04, 0x24, /* mov %eax,(%esp) * restore to old mxcsr */
1215 0x0f, 0xae, 0x14, 0x24, /* ldmxcsr (%esp) */
1216 0x83, 0xc4, 0x04, /* add $0x4,%esp */
1217 0xc3, /* ret */
1218 };
1219
1220 static const BYTE sse_check[] = {
1221 0x0f, 0x58, 0xc8, /* addps %xmm0,%xmm1 */
1222 0xc3, /* ret */
1223 };
1224
1225 static void test_simd_exceptions(void)
1226 {
1227 int stage;
1228
1229 /* test if CPU & OS can do sse */
1230 stage = 1;
1231 got_exception = 0;
1232 run_exception_test(simd_fault_handler, &stage, sse_check, sizeof(sse_check), 0);
1233 if(got_exception) {
1234 skip("system doesn't support SSE\n");
1235 return;
1236 }
1237
1238 /* generate a SIMD exception */
1239 stage = 2;
1240 got_exception = 0;
1241 run_exception_test(simd_fault_handler, &stage, simd_exception_test,
1242 sizeof(simd_exception_test), 0);
1243 ok(got_exception == 1, "got exception: %i, should be 1\n", got_exception);
1244
1245 /* generate a SIMD exception, test FPE_FLTINV */
1246 stage = 3;
1247 got_exception = 0;
1248 run_exception_test(simd_fault_handler, &stage, simd_exception_test2,
1249 sizeof(simd_exception_test2), 0);
1250 ok(got_exception == 1, "got exception: %i, should be 1\n", got_exception);
1251 }
1252
1253 struct fpu_exception_info
1254 {
1255 DWORD exception_code;
1256 DWORD exception_offset;
1257 DWORD eip_offset;
1258 };
1259
1260 static DWORD fpu_exception_handler(EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *frame,
1261 CONTEXT *context, EXCEPTION_REGISTRATION_RECORD **dispatcher)
1262 {
1263 struct fpu_exception_info *info = *(struct fpu_exception_info **)(frame + 1);
1264
1265 info->exception_code = rec->ExceptionCode;
1266 info->exception_offset = (BYTE *)rec->ExceptionAddress - (BYTE *)code_mem;
1267 info->eip_offset = context->Eip - (DWORD)code_mem;
1268
1269 ++context->Eip;
1270 return ExceptionContinueExecution;
1271 }
1272
1273 static void test_fpu_exceptions(void)
1274 {
1275 static const BYTE fpu_exception_test_ie[] =
1276 {
1277 0x83, 0xec, 0x04, /* sub $0x4,%esp */
1278 0x66, 0xc7, 0x04, 0x24, 0xfe, 0x03, /* movw $0x3fe,(%esp) */
1279 0x9b, 0xd9, 0x7c, 0x24, 0x02, /* fstcw 0x2(%esp) */
1280 0xd9, 0x2c, 0x24, /* fldcw (%esp) */
1281 0xd9, 0xee, /* fldz */
1282 0xd9, 0xe8, /* fld1 */
1283 0xde, 0xf1, /* fdivp */
1284 0xdd, 0xd8, /* fstp %st(0) */
1285 0xdd, 0xd8, /* fstp %st(0) */
1286 0x9b, /* fwait */
1287 0xdb, 0xe2, /* fnclex */
1288 0xd9, 0x6c, 0x24, 0x02, /* fldcw 0x2(%esp) */
1289 0x83, 0xc4, 0x04, /* add $0x4,%esp */
1290 0xc3, /* ret */
1291 };
1292
1293 static const BYTE fpu_exception_test_de[] =
1294 {
1295 0x83, 0xec, 0x04, /* sub $0x4,%esp */
1296 0x66, 0xc7, 0x04, 0x24, 0xfb, 0x03, /* movw $0x3fb,(%esp) */
1297 0x9b, 0xd9, 0x7c, 0x24, 0x02, /* fstcw 0x2(%esp) */
1298 0xd9, 0x2c, 0x24, /* fldcw (%esp) */
1299 0xdd, 0xd8, /* fstp %st(0) */
1300 0xd9, 0xee, /* fldz */
1301 0xd9, 0xe8, /* fld1 */
1302 0xde, 0xf1, /* fdivp */
1303 0x9b, /* fwait */
1304 0xdb, 0xe2, /* fnclex */
1305 0xdd, 0xd8, /* fstp %st(0) */
1306 0xdd, 0xd8, /* fstp %st(0) */
1307 0xd9, 0x6c, 0x24, 0x02, /* fldcw 0x2(%esp) */
1308 0x83, 0xc4, 0x04, /* add $0x4,%esp */
1309 0xc3, /* ret */
1310 };
1311
1312 struct fpu_exception_info info;
1313
1314 memset(&info, 0, sizeof(info));
1315 run_exception_test(fpu_exception_handler, &info, fpu_exception_test_ie, sizeof(fpu_exception_test_ie), 0);
1316 ok(info.exception_code == EXCEPTION_FLT_STACK_CHECK,
1317 "Got exception code %#x, expected EXCEPTION_FLT_STACK_CHECK\n", info.exception_code);
1318 ok(info.exception_offset == 0x19 ||
1319 broken( info.exception_offset == info.eip_offset ),
1320 "Got exception offset %#x, expected 0x19\n", info.exception_offset);
1321 ok(info.eip_offset == 0x1b, "Got EIP offset %#x, expected 0x1b\n", info.eip_offset);
1322
1323 memset(&info, 0, sizeof(info));
1324 run_exception_test(fpu_exception_handler, &info, fpu_exception_test_de, sizeof(fpu_exception_test_de), 0);
1325 ok(info.exception_code == EXCEPTION_FLT_DIVIDE_BY_ZERO,
1326 "Got exception code %#x, expected EXCEPTION_FLT_DIVIDE_BY_ZERO\n", info.exception_code);
1327 ok(info.exception_offset == 0x17 ||
1328 broken( info.exception_offset == info.eip_offset ),
1329 "Got exception offset %#x, expected 0x17\n", info.exception_offset);
1330 ok(info.eip_offset == 0x19, "Got EIP offset %#x, expected 0x19\n", info.eip_offset);
1331 }
1332
1333 struct dpe_exception_info {
1334 BOOL exception_caught;
1335 DWORD exception_info;
1336 };
1337
1338 static DWORD dpe_exception_handler(EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *frame,
1339 CONTEXT *context, EXCEPTION_REGISTRATION_RECORD **dispatcher)
1340 {
1341 DWORD old_prot;
1342 struct dpe_exception_info *info = *(struct dpe_exception_info **)(frame + 1);
1343
1344 ok(rec->ExceptionCode == EXCEPTION_ACCESS_VIOLATION,
1345 "Exception code %08x\n", rec->ExceptionCode);
1346 ok(rec->NumberParameters == 2,
1347 "Parameter count: %d\n", rec->NumberParameters);
1348 ok((LPVOID)rec->ExceptionInformation[1] == code_mem,
1349 "Exception address: %p, expected %p\n",
1350 (LPVOID)rec->ExceptionInformation[1], code_mem);
1351
1352 info->exception_info = rec->ExceptionInformation[0];
1353 info->exception_caught = TRUE;
1354
1355 VirtualProtect(code_mem, 1, PAGE_EXECUTE_READWRITE, &old_prot);
1356 return ExceptionContinueExecution;
1357 }
1358
1359 static void test_dpe_exceptions(void)
1360 {
1361 static const BYTE single_ret[] = {0xC3};
1362 struct dpe_exception_info info;
1363 NTSTATUS stat;
1364 BOOL has_hw_support;
1365 BOOL is_permanent = FALSE, can_test_without = TRUE, can_test_with = TRUE;
1366 DWORD val;
1367 ULONG len;
1368
1369 /* Query DEP with len too small */
1370 stat = pNtQueryInformationProcess(GetCurrentProcess(), ProcessExecuteFlags, &val, sizeof val - 1, &len);
1371 if(stat == STATUS_INVALID_INFO_CLASS)
1372 {
1373 skip("This software platform does not support DEP\n");
1374 return;
1375 }
1376 ok(stat == STATUS_INFO_LENGTH_MISMATCH, "buffer too small: %08x\n", stat);
1377
1378 /* Query DEP */
1379 stat = pNtQueryInformationProcess(GetCurrentProcess(), ProcessExecuteFlags, &val, sizeof val, &len);
1380 ok(stat == STATUS_SUCCESS, "querying DEP: status %08x\n", stat);
1381 if(stat == STATUS_SUCCESS)
1382 {
1383 ok(len == sizeof val, "returned length: %d\n", len);
1384 if(val & MEM_EXECUTE_OPTION_PERMANENT)
1385 {
1386 skip("toggling DEP impossible - status locked\n");
1387 is_permanent = TRUE;
1388 if(val & MEM_EXECUTE_OPTION_DISABLE)
1389 can_test_without = FALSE;
1390 else
1391 can_test_with = FALSE;
1392 }
1393 }
1394
1395 if(!is_permanent)
1396 {
1397 /* Enable DEP */
1398 val = MEM_EXECUTE_OPTION_DISABLE;
1399 stat = pNtSetInformationProcess(GetCurrentProcess(), ProcessExecuteFlags, &val, sizeof val);
1400 ok(stat == STATUS_SUCCESS, "enabling DEP: status %08x\n", stat);
1401 }
1402
1403 if(can_test_with)
1404 {
1405 /* Try access to locked page with DEP on*/
1406 info.exception_caught = FALSE;
1407 run_exception_test(dpe_exception_handler, &info, single_ret, sizeof(single_ret), PAGE_NOACCESS);
1408 ok(info.exception_caught == TRUE, "Execution of disabled memory succeeded\n");
1409 ok(info.exception_info == EXCEPTION_READ_FAULT ||
1410 info.exception_info == EXCEPTION_EXECUTE_FAULT,
1411 "Access violation type: %08x\n", (unsigned)info.exception_info);
1412 has_hw_support = info.exception_info == EXCEPTION_EXECUTE_FAULT;
1413 trace("DEP hardware support: %s\n", has_hw_support?"Yes":"No");
1414
1415 /* Try execution of data with DEP on*/
1416 info.exception_caught = FALSE;
1417 run_exception_test(dpe_exception_handler, &info, single_ret, sizeof(single_ret), PAGE_READWRITE);
1418 if(has_hw_support)
1419 {
1420 ok(info.exception_caught == TRUE, "Execution of data memory succeeded\n");
1421 ok(info.exception_info == EXCEPTION_EXECUTE_FAULT,
1422 "Access violation type: %08x\n", (unsigned)info.exception_info);
1423 }
1424 else
1425 ok(info.exception_caught == FALSE, "Execution trapped without hardware support\n");
1426 }
1427 else
1428 skip("DEP is in AlwaysOff state\n");
1429
1430 if(!is_permanent)
1431 {
1432 /* Disable DEP */
1433 val = MEM_EXECUTE_OPTION_ENABLE;
1434 stat = pNtSetInformationProcess(GetCurrentProcess(), ProcessExecuteFlags, &val, sizeof val);
1435 ok(stat == STATUS_SUCCESS, "disabling DEP: status %08x\n", stat);
1436 }
1437
1438 /* page is read without exec here */
1439 if(can_test_without)
1440 {
1441 /* Try execution of data with DEP off */
1442 info.exception_caught = FALSE;
1443 run_exception_test(dpe_exception_handler, &info, single_ret, sizeof(single_ret), PAGE_READWRITE);
1444 ok(info.exception_caught == FALSE, "Execution trapped with DEP turned off\n");
1445
1446 /* Try access to locked page with DEP off - error code is different than
1447 with hardware DEP on */
1448 info.exception_caught = FALSE;
1449 run_exception_test(dpe_exception_handler, &info, single_ret, sizeof(single_ret), PAGE_NOACCESS);
1450 ok(info.exception_caught == TRUE, "Execution of disabled memory succeeded\n");
1451 ok(info.exception_info == EXCEPTION_READ_FAULT,
1452 "Access violation type: %08x\n", (unsigned)info.exception_info);
1453 }
1454 else
1455 skip("DEP is in AlwaysOn state\n");
1456
1457 if(!is_permanent)
1458 {
1459 /* Turn off DEP permanently */
1460 val = MEM_EXECUTE_OPTION_ENABLE | MEM_EXECUTE_OPTION_PERMANENT;
1461 stat = pNtSetInformationProcess(GetCurrentProcess(), ProcessExecuteFlags, &val, sizeof val);
1462 ok(stat == STATUS_SUCCESS, "disabling DEP permanently: status %08x\n", stat);
1463 }
1464
1465 /* Try to turn off DEP */
1466 val = MEM_EXECUTE_OPTION_ENABLE;
1467 stat = pNtSetInformationProcess(GetCurrentProcess(), ProcessExecuteFlags, &val, sizeof val);
1468 ok(stat == STATUS_ACCESS_DENIED, "disabling DEP while permanent: status %08x\n", stat);
1469
1470 /* Try to turn on DEP */
1471 val = MEM_EXECUTE_OPTION_DISABLE;
1472 stat = pNtSetInformationProcess(GetCurrentProcess(), ProcessExecuteFlags, &val, sizeof val);
1473 ok(stat == STATUS_ACCESS_DENIED, "enabling DEP while permanent: status %08x\n", stat);
1474 }
1475
1476 static void test_thread_context(void)
1477 {
1478 CONTEXT context;
1479 NTSTATUS status;
1480 struct expected
1481 {
1482 DWORD Eax, Ebx, Ecx, Edx, Esi, Edi, Ebp, Esp, Eip,
1483 SegCs, SegDs, SegEs, SegFs, SegGs, SegSs, EFlags, prev_frame;
1484 } expect;
1485 NTSTATUS (*func_ptr)( struct expected *res, void *func, void *arg1, void *arg2 ) = (void *)code_mem;
1486
1487 static const BYTE call_func[] =
1488 {
1489 0x55, /* pushl %ebp */
1490 0x89, 0xe5, /* mov %esp,%ebp */
1491 0x50, /* pushl %eax ; add a bit of offset to the stack */
1492 0x50, /* pushl %eax */
1493 0x50, /* pushl %eax */
1494 0x50, /* pushl %eax */
1495 0x8b, 0x45, 0x08, /* mov 0x8(%ebp),%eax */
1496 0x8f, 0x00, /* popl (%eax) */
1497 0x89, 0x58, 0x04, /* mov %ebx,0x4(%eax) */
1498 0x89, 0x48, 0x08, /* mov %ecx,0x8(%eax) */
1499 0x89, 0x50, 0x0c, /* mov %edx,0xc(%eax) */
1500 0x89, 0x70, 0x10, /* mov %esi,0x10(%eax) */
1501 0x89, 0x78, 0x14, /* mov %edi,0x14(%eax) */
1502 0x89, 0x68, 0x18, /* mov %ebp,0x18(%eax) */
1503 0x89, 0x60, 0x1c, /* mov %esp,0x1c(%eax) */
1504 0xff, 0x75, 0x04, /* pushl 0x4(%ebp) */
1505 0x8f, 0x40, 0x20, /* popl 0x20(%eax) */
1506 0x8c, 0x48, 0x24, /* mov %cs,0x24(%eax) */
1507 0x8c, 0x58, 0x28, /* mov %ds,0x28(%eax) */
1508 0x8c, 0x40, 0x2c, /* mov %es,0x2c(%eax) */
1509 0x8c, 0x60, 0x30, /* mov %fs,0x30(%eax) */
1510 0x8c, 0x68, 0x34, /* mov %gs,0x34(%eax) */
1511 0x8c, 0x50, 0x38, /* mov %ss,0x38(%eax) */
1512 0x9c, /* pushf */
1513 0x8f, 0x40, 0x3c, /* popl 0x3c(%eax) */
1514 0xff, 0x75, 0x00, /* pushl 0x0(%ebp) ; previous stack frame */
1515 0x8f, 0x40, 0x40, /* popl 0x40(%eax) */
1516 0x8b, 0x00, /* mov (%eax),%eax */
1517 0xff, 0x75, 0x14, /* pushl 0x14(%ebp) */
1518 0xff, 0x75, 0x10, /* pushl 0x10(%ebp) */
1519 0xff, 0x55, 0x0c, /* call *0xc(%ebp) */
1520 0xc9, /* leave */
1521 0xc3, /* ret */
1522 };
1523
1524 memcpy( func_ptr, call_func, sizeof(call_func) );
1525
1526 #define COMPARE(reg) \
1527 ok( context.reg == expect.reg, "wrong " #reg " %08x/%08x\n", context.reg, expect.reg )
1528
1529 memset( &context, 0xcc, sizeof(context) );
1530 memset( &expect, 0xcc, sizeof(expect) );
1531 func_ptr( &expect, pRtlCaptureContext, &context, 0 );
1532 trace( "expect: eax=%08x ebx=%08x ecx=%08x edx=%08x esi=%08x edi=%08x ebp=%08x esp=%08x "
1533 "eip=%08x cs=%04x ds=%04x es=%04x fs=%04x gs=%04x ss=%04x flags=%08x prev=%08x\n",
1534 expect.Eax, expect.Ebx, expect.Ecx, expect.Edx, expect.Esi, expect.Edi,
1535 expect.Ebp, expect.Esp, expect.Eip, expect.SegCs, expect.SegDs, expect.SegEs,
1536 expect.SegFs, expect.SegGs, expect.SegSs, expect.EFlags, expect.prev_frame );
1537 trace( "actual: eax=%08x ebx=%08x ecx=%08x edx=%08x esi=%08x edi=%08x ebp=%08x esp=%08x "
1538 "eip=%08x cs=%04x ds=%04x es=%04x fs=%04x gs=%04x ss=%04x flags=%08x\n",
1539 context.Eax, context.Ebx, context.Ecx, context.Edx, context.Esi, context.Edi,
1540 context.Ebp, context.Esp, context.Eip, context.SegCs, context.SegDs, context.SegEs,
1541 context.SegFs, context.SegGs, context.SegSs, context.EFlags );
1542
1543 ok( context.ContextFlags == (CONTEXT_CONTROL | CONTEXT_INTEGER | CONTEXT_SEGMENTS) ||
1544 broken( context.ContextFlags == 0xcccccccc ), /* <= vista */
1545 "wrong flags %08x\n", context.ContextFlags );
1546 COMPARE( Eax );
1547 COMPARE( Ebx );
1548 COMPARE( Ecx );
1549 COMPARE( Edx );
1550 COMPARE( Esi );
1551 COMPARE( Edi );
1552 COMPARE( Eip );
1553 COMPARE( SegCs );
1554 COMPARE( SegDs );
1555 COMPARE( SegEs );
1556 COMPARE( SegFs );
1557 COMPARE( SegGs );
1558 COMPARE( SegSs );
1559 COMPARE( EFlags );
1560 /* Ebp is from the previous stackframe */
1561 ok( context.Ebp == expect.prev_frame, "wrong Ebp %08x/%08x\n", context.Ebp, expect.prev_frame );
1562 /* Esp is the value on entry to the previous stackframe */
1563 ok( context.Esp == expect.Ebp + 8, "wrong Esp %08x/%08x\n", context.Esp, expect.Ebp + 8 );
1564
1565 memset( &context, 0xcc, sizeof(context) );
1566 memset( &expect, 0xcc, sizeof(expect) );
1567 context.ContextFlags = CONTEXT_CONTROL | CONTEXT_INTEGER | CONTEXT_SEGMENTS;
1568 status = func_ptr( &expect, pNtGetContextThread, (void *)GetCurrentThread(), &context );
1569 ok( status == STATUS_SUCCESS, "NtGetContextThread failed %08x\n", status );
1570 trace( "expect: eax=%08x ebx=%08x ecx=%08x edx=%08x esi=%08x edi=%08x ebp=%08x esp=%08x "
1571 "eip=%08x cs=%04x ds=%04x es=%04x fs=%04x gs=%04x ss=%04x flags=%08x prev=%08x\n",
1572 expect.Eax, expect.Ebx, expect.Ecx, expect.Edx, expect.Esi, expect.Edi,
1573 expect.Ebp, expect.Esp, expect.Eip, expect.SegCs, expect.SegDs, expect.SegEs,
1574 expect.SegFs, expect.SegGs, expect.SegSs, expect.EFlags, expect.prev_frame );
1575 trace( "actual: eax=%08x ebx=%08x ecx=%08x edx=%08x esi=%08x edi=%08x ebp=%08x esp=%08x "
1576 "eip=%08x cs=%04x ds=%04x es=%04x fs=%04x gs=%04x ss=%04x flags=%08x\n",
1577 context.Eax, context.Ebx, context.Ecx, context.Edx, context.Esi, context.Edi,
1578 context.Ebp, context.Esp, context.Eip, context.SegCs, context.SegDs, context.SegEs,
1579 context.SegFs, context.SegGs, context.SegSs, context.EFlags );
1580 /* Eax, Ecx, Edx, EFlags are not preserved */
1581 COMPARE( Ebx );
1582 COMPARE( Esi );
1583 COMPARE( Edi );
1584 COMPARE( Ebp );
1585 /* Esp is the stack upon entry to NtGetContextThread */
1586 ok( context.Esp == expect.Esp - 12 || context.Esp == expect.Esp - 16,
1587 "wrong Esp %08x/%08x\n", context.Esp, expect.Esp );
1588 /* Eip is somewhere close to the NtGetContextThread implementation */
1589 ok( (char *)context.Eip >= (char *)pNtGetContextThread - 0x10000 &&
1590 (char *)context.Eip <= (char *)pNtGetContextThread + 0x10000,
1591 "wrong Eip %08x/%08x\n", context.Eip, (DWORD)pNtGetContextThread );
1592 ok( *(WORD *)context.Eip == 0xc483 || *(WORD *)context.Eip == 0x08c2 || *(WORD *)context.Eip == 0x8dc3,
1593 "expected 0xc483 or 0x08c2 or 0x8dc3, got %04x\n", *(WORD *)context.Eip );
1594 /* segment registers clear the high word */
1595 ok( context.SegCs == LOWORD(expect.SegCs), "wrong SegCs %08x/%08x\n", context.SegCs, expect.SegCs );
1596 ok( context.SegDs == LOWORD(expect.SegDs), "wrong SegDs %08x/%08x\n", context.SegDs, expect.SegDs );
1597 ok( context.SegEs == LOWORD(expect.SegEs), "wrong SegEs %08x/%08x\n", context.SegEs, expect.SegEs );
1598 ok( context.SegFs == LOWORD(expect.SegFs), "wrong SegFs %08x/%08x\n", context.SegFs, expect.SegFs );
1599 ok( context.SegGs == LOWORD(expect.SegGs), "wrong SegGs %08x/%08x\n", context.SegGs, expect.SegGs );
1600 ok( context.SegSs == LOWORD(expect.SegSs), "wrong SegSs %08x/%08x\n", context.SegSs, expect.SegGs );
1601 #undef COMPARE
1602 }
1603
1604 #elif defined(__x86_64__)
1605
1606 #define is_wow64 0
1607
1608 #define UNW_FLAG_NHANDLER 0
1609 #define UNW_FLAG_EHANDLER 1
1610 #define UNW_FLAG_UHANDLER 2
1611 #define UNW_FLAG_CHAININFO 4
1612
1613 #define UWOP_PUSH_NONVOL 0
1614 #define UWOP_ALLOC_LARGE 1
1615 #define UWOP_ALLOC_SMALL 2
1616 #define UWOP_SET_FPREG 3
1617 #define UWOP_SAVE_NONVOL 4
1618 #define UWOP_SAVE_NONVOL_FAR 5
1619 #define UWOP_SAVE_XMM128 8
1620 #define UWOP_SAVE_XMM128_FAR 9
1621 #define UWOP_PUSH_MACHFRAME 10
1622
1623 struct results
1624 {
1625 int rip_offset; /* rip offset from code start */
1626 int rbp_offset; /* rbp offset from stack pointer */
1627 int handler; /* expect handler to be set? */
1628 int rip; /* expected final rip value */
1629 int frame; /* expected frame return value */
1630 int regs[8][2]; /* expected values for registers */
1631 };
1632
1633 struct unwind_test
1634 {
1635 const BYTE *function;
1636 size_t function_size;
1637 const BYTE *unwind_info;
1638 const struct results *results;
1639 unsigned int nb_results;
1640 };
1641
1642 enum regs
1643 {
1644 rax, rcx, rdx, rbx, rsp, rbp, rsi, rdi,
1645 r8, r9, r10, r11, r12, r13, r14, r15
1646 };
1647
1648 static const char * const reg_names[16] =
1649 {
1650 "rax", "rcx", "rdx", "rbx", "rsp", "rbp", "rsi", "rdi",
1651 "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15"
1652 };
1653
1654 #define UWOP(code,info) (UWOP_##code | ((info) << 4))
1655
1656 static void call_virtual_unwind( int testnum, const struct unwind_test *test )
1657 {
1658 static const int code_offset = 1024;
1659 static const int unwind_offset = 2048;
1660 void *handler, *data;
1661 CONTEXT context;
1662 RUNTIME_FUNCTION runtime_func;
1663 KNONVOLATILE_CONTEXT_POINTERS ctx_ptr;
1664 UINT i, j, k;
1665 ULONG64 fake_stack[256];
1666 ULONG64 frame, orig_rip, orig_rbp, unset_reg;
1667 UINT unwind_size = 4 + 2 * test->unwind_info[2] + 8;
1668
1669 memcpy( (char *)code_mem + code_offset, test->function, test->function_size );
1670 memcpy( (char *)code_mem + unwind_offset, test->unwind_info, unwind_size );
1671
1672 runtime_func.BeginAddress = code_offset;
1673 runtime_func.EndAddress = code_offset + test->function_size;
1674 runtime_func.UnwindData = unwind_offset;
1675
1676 trace( "code: %p stack: %p\n", code_mem, fake_stack );
1677
1678 for (i = 0; i < test->nb_results; i++)
1679 {
1680 memset( &ctx_ptr, 0, sizeof(ctx_ptr) );
1681 memset( &context, 0x55, sizeof(context) );
1682 memset( &unset_reg, 0x55, sizeof(unset_reg) );
1683 for (j = 0; j < 256; j++) fake_stack[j] = j * 8;
1684
1685 context.Rsp = (ULONG_PTR)fake_stack;
1686 context.Rbp = (ULONG_PTR)fake_stack + test->results[i].rbp_offset;
1687 orig_rbp = context.Rbp;
1688 orig_rip = (ULONG64)code_mem + code_offset + test->results[i].rip_offset;
1689
1690 trace( "%u/%u: rip=%p (%02x) rbp=%p rsp=%p\n", testnum, i,
1691 (void *)orig_rip, *(BYTE *)orig_rip, (void *)orig_rbp, (void *)context.Rsp );
1692
1693 data = (void *)0xdeadbeef;
1694 handler = RtlVirtualUnwind( UNW_FLAG_EHANDLER, (ULONG64)code_mem, orig_rip,
1695 &runtime_func, &context, &data, &frame, &ctx_ptr );
1696 if (test->results[i].handler)
1697 {
1698 ok( (char *)handler == (char *)code_mem + 0x200,
1699 "%u/%u: wrong handler %p/%p\n", testnum, i, handler, (char *)code_mem + 0x200 );
1700 if (handler) ok( *(DWORD *)data == 0x08070605,
1701 "%u/%u: wrong handler data %p\n", testnum, i, data );
1702 }
1703 else
1704 {
1705 ok( handler == NULL, "%u/%u: handler %p instead of NULL\n", testnum, i, handler );
1706 ok( data == (void *)0xdeadbeef, "%u/%u: handler data set to %p\n", testnum, i, data );
1707 }
1708
1709 ok( context.Rip == test->results[i].rip, "%u/%u: wrong rip %p/%x\n",
1710 testnum, i, (void *)context.Rip, test->results[i].rip );
1711 ok( frame == (ULONG64)fake_stack + test->results[i].frame, "%u/%u: wrong frame %p/%p\n",
1712 testnum, i, (void *)frame, (char *)fake_stack + test->results[i].frame );
1713
1714 for (j = 0; j < 16; j++)
1715 {
1716 static const UINT nb_regs = sizeof(test->results[i].regs) / sizeof(test->results[i].regs[0]);
1717
1718 for (k = 0; k < nb_regs; k++)
1719 {
1720 if (test->results[i].regs[k][0] == -1)
1721 {
1722 k = nb_regs;
1723 break;
1724 }
1725 if (test->results[i].regs[k][0] == j) break;
1726 }
1727
1728 if (j == rsp) /* rsp is special */
1729 {
1730 ok( !ctx_ptr.u2.IntegerContext[j],
1731 "%u/%u: rsp should not be set in ctx_ptr\n", testnum, i );
1732 ok( context.Rsp == (ULONG64)fake_stack + test->results[i].regs[k][1],
1733 "%u/%u: register rsp wrong %p/%p\n",
1734 testnum, i, (void *)context.Rsp, (char *)fake_stack + test->results[i].regs[k][1] );
1735 continue;
1736 }
1737
1738 if (ctx_ptr.u2.IntegerContext[j])
1739 {
1740 ok( k < nb_regs, "%u/%u: register %s should not be set to %lx\n",
1741 testnum, i, reg_names[j], *(&context.Rax + j) );
1742 if (k < nb_regs)
1743 ok( *(&context.Rax + j) == test->results[i].regs[k][1],
1744 "%u/%u: register %s wrong %p/%x\n",
1745 testnum, i, reg_names[j], (void *)*(&context.Rax + j), test->results[i].regs[k][1] );
1746 }
1747 else
1748 {
1749 ok( k == nb_regs, "%u/%u: register %s should be set\n", testnum, i, reg_names[j] );
1750 if (j == rbp)
1751 ok( context.Rbp == orig_rbp, "%u/%u: register rbp wrong %p/unset\n",
1752 testnum, i, (void *)context.Rbp );
1753 else
1754 ok( *(&context.Rax + j) == unset_reg,
1755 "%u/%u: register %s wrong %p/unset\n",
1756 testnum, i, reg_names[j], (void *)*(&context.Rax + j));
1757 }
1758 }
1759 }
1760 }
1761
1762 static void test_virtual_unwind(void)
1763 {
1764 static const BYTE function_0[] =
1765 {
1766 0xff, 0xf5, /* 00: push %rbp */
1767 0x48, 0x81, 0xec, 0x10, 0x01, 0x00, 0x00, /* 02: sub $0x110,%rsp */
1768 0x48, 0x8d, 0x6c, 0x24, 0x30, /* 09: lea 0x30(%rsp),%rbp */
1769 0x48, 0x89, 0x9d, 0xf0, 0x00, 0x00, 0x00, /* 0e: mov %rbx,0xf0(%rbp) */
1770 0x48, 0x89, 0xb5, 0xf8, 0x00, 0x00, 0x00, /* 15: mov %rsi,0xf8(%rbp) */
1771 0x90, /* 1c: nop */
1772 0x48, 0x8b, 0x9d, 0xf0, 0x00, 0x00, 0x00, /* 1d: mov 0xf0(%rbp),%rbx */
1773 0x48, 0x8b, 0xb5, 0xf8, 0x00, 0x00, 0x00, /* 24: mov 0xf8(%rbp),%rsi */
1774 0x48, 0x8d, 0xa5, 0xe0, 0x00, 0x00, 0x00, /* 2b: lea 0xe0(%rbp),%rsp */
1775 0x5d, /* 32: pop %rbp */
1776 0xc3 /* 33: ret */
1777 };
1778
1779 static const BYTE unwind_info_0[] =
1780 {
1781 1 | (UNW_FLAG_EHANDLER << 3), /* version + flags */
1782 0x1c, /* prolog size */
1783 8, /* opcode count */
1784 (0x03 << 4) | rbp, /* frame reg rbp offset 0x30 */
1785
1786 0x1c, UWOP(SAVE_NONVOL, rsi), 0x25, 0, /* 1c: mov %rsi,0x128(%rsp) */
1787 0x15, UWOP(SAVE_NONVOL, rbx), 0x24, 0, /* 15: mov %rbx,0x120(%rsp) */
1788 0x0e, UWOP(SET_FPREG, rbp), /* 0e: lea 0x30(%rsp),rbp */
1789 0x09, UWOP(ALLOC_LARGE, 0), 0x22, 0, /* 09: sub $0x110,%rsp */
1790 0x02, UWOP(PUSH_NONVOL, rbp), /* 02: push %rbp */
1791
1792 0x00, 0x02, 0x00, 0x00, /* handler */
1793 0x05, 0x06, 0x07, 0x08, /* data */
1794 };
1795
1796 static const struct results results_0[] =
1797 {
1798 /* offset rbp handler rip frame registers */
1799 { 0x00, 0x40, FALSE, 0x000, 0x000, { {rsp,0x008}, {-1,-1} }},
1800 { 0x02, 0x40, FALSE, 0x008, 0x000, { {rsp,0x010}, {rbp,0x000}, {-1,-1} }},
1801 { 0x09, 0x40, FALSE, 0x118, 0x000, { {rsp,0x120}, {rbp,0x110}, {-1,-1} }},
1802 { 0x0e, 0x40, FALSE, 0x128, 0x010, { {rsp,0x130}, {rbp,0x120}, {-1,-1} }},
1803 { 0x15, 0x40, FALSE, 0x128, 0x010, { {rsp,0x130}, {rbp,0x120}, {rbx,0x130}, {-1,-1} }},
1804 { 0x1c, 0x40, TRUE, 0x128, 0x010, { {rsp,0x130}, {rbp,0x120}, {rbx,0x130}, {rsi,0x138}, {-1,-1}}},
1805 { 0x1d, 0x40, TRUE, 0x128, 0x010, { {rsp,0x130}, {rbp,0x120}, {rbx,0x130}, {rsi,0x138}, {-1,-1}}},
1806 { 0x24, 0x40, TRUE, 0x128, 0x010, { {rsp,0x130}, {rbp,0x120}, {rbx,0x130}, {rsi,0x138}, {-1,-1}}},
1807 { 0x2b, 0x40, FALSE, 0x128, 0x010, { {rsp,0x130}, {rbp,0x120}, {-1,-1}}},
1808 { 0x32, 0x40, FALSE, 0x008, 0x010, { {rsp,0x010}, {rbp,0x000}, {-1,-1}}},
1809 { 0x33, 0x40, FALSE, 0x000, 0x010, { {rsp,0x008}, {-1,-1}}},
1810 };
1811
1812
1813 static const BYTE function_1[] =
1814 {
1815 0x53, /* 00: push %rbx */
1816 0x55, /* 01: push %rbp */
1817 0x56, /* 02: push %rsi */
1818 0x57, /* 03: push %rdi */
1819 0x41, 0x54, /* 04: push %r12 */
1820 0x48, 0x83, 0xec, 0x30, /* 06: sub $0x30,%rsp */
1821 0x90, 0x90, /* 0a: nop; nop */
1822 0x48, 0x83, 0xc4, 0x30, /* 0c: add $0x30,%rsp */
1823 0x41, 0x5c, /* 10: pop %r12 */
1824 0x5f, /* 12: pop %rdi */
1825 0x5e, /* 13: pop %rsi */
1826 0x5d, /* 14: pop %rbp */
1827 0x5b, /* 15: pop %rbx */
1828 0xc3 /* 16: ret */
1829 };
1830
1831 static const BYTE unwind_info_1[] =
1832 {
1833 1 | (UNW_FLAG_EHANDLER << 3), /* version + flags */
1834 0x0a, /* prolog size */
1835 6, /* opcode count */
1836 0, /* frame reg */
1837
1838 0x0a, UWOP(ALLOC_SMALL, 5), /* 0a: sub $0x30,%rsp */
1839 0x06, UWOP(PUSH_NONVOL, r12), /* 06: push %r12 */
1840 0x04, UWOP(PUSH_NONVOL, rdi), /* 04: push %rdi */
1841 0x03, UWOP(PUSH_NONVOL, rsi), /* 03: push %rsi */
1842 0x02, UWOP(PUSH_NONVOL, rbp), /* 02: push %rbp */
1843 0x01, UWOP(PUSH_NONVOL, rbx), /* 01: push %rbx */
1844
1845 0x00, 0x02, 0x00, 0x00, /* handler */
1846 0x05, 0x06, 0x07, 0x08, /* data */
1847 };
1848
1849 static const struct results results_1[] =
1850 {
1851 /* offset rbp handler rip frame registers */
1852 { 0x00, 0x50, FALSE, 0x000, 0x000, { {rsp,0x008}, {-1,-1} }},
1853 { 0x01, 0x50, FALSE, 0x008, 0x000, { {rsp,0x010}, {rbx,0x000}, {-1,-1} }},
1854 { 0x02, 0x50, FALSE, 0x010, 0x000, { {rsp,0x018}, {rbx,0x008}, {rbp,0x000}, {-1,-1} }},
1855 { 0x03, 0x50, FALSE, 0x018, 0x000, { {rsp,0x020}, {rbx,0x010}, {rbp,0x008}, {rsi,0x000}, {-1,-1} }},
1856 { 0x04, 0x50, FALSE, 0x020, 0x000, { {rsp,0x028}, {rbx,0x018}, {rbp,0x010}, {rsi,0x008}, {rdi,0x000}, {-1,-1} }},
1857 { 0x06, 0x50, FALSE, 0x028, 0x000, { {rsp,0x030}, {rbx,0x020}, {rbp,0x018}, {rsi,0x010}, {rdi,0x008}, {r12,0x000}, {-1,-1} }},
1858 { 0x0a, 0x50, TRUE, 0x058, 0x000, { {rsp,0x060}, {rbx,0x050}, {rbp,0x048}, {rsi,0x040}, {rdi,0x038}, {r12,0x030}, {-1,-1} }},
1859 { 0x0c, 0x50, FALSE, 0x058, 0x000, { {rsp,0x060}, {rbx,0x050}, {rbp,0x048}, {rsi,0x040}, {rdi,0x038}, {r12,0x030}, {-1,-1} }},
1860 { 0x10, 0x50, FALSE, 0x028, 0x000, { {rsp,0x030}, {rbx,0x020}, {rbp,0x018}, {rsi,0x010}, {rdi,0x008}, {r12,0x000}, {-1,-1} }},
1861 { 0x12, 0x50, FALSE, 0x020, 0x000, { {rsp,0x028}, {rbx,0x018}, {rbp,0x010}, {rsi,0x008}, {rdi,0x000}, {-1,-1} }},
1862 { 0x13, 0x50, FALSE, 0x018, 0x000, { {rsp,0x020}, {rbx,0x010}, {rbp,0x008}, {rsi,0x000}, {-1,-1} }},
1863 { 0x14, 0x50, FALSE, 0x010, 0x000, { {rsp,0x018}, {rbx,0x008}, {rbp,0x000}, {-1,-1} }},
1864 { 0x15, 0x50, FALSE, 0x008, 0x000, { {rsp,0x010}, {rbx,0x000}, {-1,-1} }},
1865 { 0x16, 0x50, FALSE, 0x000, 0x000, { {rsp,0x008}, {-1,-1} }},
1866 };
1867
1868 static const struct unwind_test tests[] =
1869 {
1870 { function_0, sizeof(function_0), unwind_info_0,
1871 results_0, sizeof(results_0)/sizeof(results_0[0]) },
1872 { function_1, sizeof(function_1), unwind_info_1,
1873 results_1, sizeof(results_1)/sizeof(results_1[0]) }
1874 };
1875 unsigned int i;
1876
1877 for (i = 0; i < sizeof(tests)/sizeof(tests[0]); i++)
1878 call_virtual_unwind( i, &tests[i] );
1879 }
1880
1881 static int consolidate_dummy_called;
1882 static PVOID CALLBACK test_consolidate_dummy(EXCEPTION_RECORD *rec)
1883 {
1884 CONTEXT *ctx = (CONTEXT *)rec->ExceptionInformation[1];
1885 consolidate_dummy_called = 1;
1886 ok(ctx->Rip == 0xdeadbeef, "test_consolidate_dummy failed for Rip, expected: 0xdeadbeef, got: %lx\n", ctx->Rip);
1887 return (PVOID)rec->ExceptionInformation[2];
1888 }
1889
1890 static void test_restore_context(void)
1891 {
1892 SETJMP_FLOAT128 *fltsave;
1893 EXCEPTION_RECORD rec;
1894 _JUMP_BUFFER buf;
1895 CONTEXT ctx;
1896 int i, pass;
1897
1898 if (!pRtlUnwindEx || !pRtlRestoreContext || !pRtlCaptureContext || !p_setjmp)
1899 {
1900 skip("RtlUnwindEx/RtlCaptureContext/RtlRestoreContext/_setjmp not found\n");
1901 return;
1902 }
1903
1904 /* RtlRestoreContext(NULL, NULL); crashes on Windows */
1905
1906 /* test simple case of capture and restore context */
1907 pass = 0;
1908 InterlockedIncrement(&pass); /* interlocked to prevent compiler from moving after capture */
1909 pRtlCaptureContext(&ctx);
1910 if (InterlockedIncrement(&pass) == 2) /* interlocked to prevent compiler from moving before capture */
1911 {
1912 pRtlRestoreContext(&ctx, NULL);
1913 ok(0, "shouldn't be reached\n");
1914 }
1915 else
1916 ok(pass < 4, "unexpected pass %d\n", pass);
1917
1918 /* test with jmp using RltRestoreContext */
1919 pass = 0;
1920 InterlockedIncrement(&pass);
1921 RtlCaptureContext(&ctx);
1922 InterlockedIncrement(&pass); /* only called once */
1923 p_setjmp(&buf);
1924 InterlockedIncrement(&pass);
1925 if (pass == 3)
1926 {
1927 rec.ExceptionCode = STATUS_LONGJUMP;
1928 rec.NumberParameters = 1;
1929 rec.ExceptionInformation[0] = (DWORD64)&buf;
1930
1931 /* uses buf.Rip instead of ctx.Rip */
1932 pRtlRestoreContext(&ctx, &rec);
1933 ok(0, "shouldn't be reached\n");
1934 }
1935 else if (pass == 4)
1936 {
1937 ok(buf.Rbx == ctx.Rbx, "longjmp failed for Rbx, expected: %lx, got: %lx\n", buf.Rbx, ctx.Rbx);
1938 ok(buf.Rsp == ctx.Rsp, "longjmp failed for Rsp, expected: %lx, got: %lx\n", buf.Rsp, ctx.Rsp);
1939 ok(buf.Rbp == ctx.Rbp, "longjmp failed for Rbp, expected: %lx, got: %lx\n", buf.Rbp, ctx.Rbp);
1940 ok(buf.Rsi == ctx.Rsi, "longjmp failed for Rsi, expected: %lx, got: %lx\n", buf.Rsi, ctx.Rsi);
1941 ok(buf.Rdi == ctx.Rdi, "longjmp failed for Rdi, expected: %lx, got: %lx\n", buf.Rdi, ctx.Rdi);
1942 ok(buf.R12 == ctx.R12, "longjmp failed for R12, expected: %lx, got: %lx\n", buf.R12, ctx.R12);
1943 ok(buf.R13 == ctx.R13, "longjmp failed for R13, expected: %lx, got: %lx\n", buf.R13, ctx.R13);
1944 ok(buf.R14 == ctx.R14, "longjmp failed for R14, expected: %lx, got: %lx\n", buf.R14, ctx.R14);
1945 ok(buf.R15 == ctx.R15, "longjmp failed for R15, expected: %lx, got: %lx\n", buf.R15, ctx.R15);
1946
1947 fltsave = &buf.Xmm6;
1948 for (i = 0; i < 10; i++)
1949 {
1950 ok(fltsave[i].Part[0] == ctx.u.FltSave.XmmRegisters[i + 6].Low,
1951 "longjmp failed for Xmm%d, expected %lx, got %lx\n", i + 6,
1952 fltsave[i].Part[0], ctx.u.FltSave.XmmRegisters[i + 6].Low);
1953
1954 ok(fltsave[i].Part[1] == ctx.u.FltSave.XmmRegisters[i + 6].High,
1955 "longjmp failed for Xmm%d, expected %lx, got %lx\n", i + 6,
1956 fltsave[i].Part[1], ctx.u.FltSave.XmmRegisters[i + 6].High);
1957 }
1958 }
1959 else
1960 ok(0, "unexpected pass %d\n", pass);
1961
1962 /* test with jmp through RtlUnwindEx */
1963 pass = 0;
1964 InterlockedIncrement(&pass);
1965 pRtlCaptureContext(&ctx);
1966 InterlockedIncrement(&pass); /* only called once */
1967 p_setjmp(&buf);
1968 InterlockedIncrement(&pass);
1969 if (pass == 3)
1970 {
1971 rec.ExceptionCode = STATUS_LONGJUMP;
1972 rec.NumberParameters = 1;
1973 rec.ExceptionInformation[0] = (DWORD64)&buf;
1974
1975 /* uses buf.Rip instead of bogus 0xdeadbeef */
1976 pRtlUnwindEx((void*)buf.Rsp, (void*)0xdeadbeef, &rec, NULL, &ctx, NULL);
1977 ok(0, "shouldn't be reached\n");
1978 }
1979 else
1980 ok(pass == 4, "unexpected pass %d\n", pass);
1981
1982
1983 /* test with consolidate */
1984 pass = 0;
1985 InterlockedIncrement(&pass);
1986 RtlCaptureContext(&ctx);
1987 InterlockedIncrement(&pass);
1988 if (pass == 2)
1989 {
1990 rec.ExceptionCode = STATUS_UNWIND_CONSOLIDATE;
1991 rec.NumberParameters = 3;
1992 rec.ExceptionInformation[0] = (DWORD64)test_consolidate_dummy;
1993 rec.ExceptionInformation[1] = (DWORD64)&ctx;
1994 rec.ExceptionInformation[2] = ctx.Rip;
1995 ctx.Rip = 0xdeadbeef;
1996
1997 pRtlRestoreContext(&ctx, &rec);
1998 ok(0, "shouldn't be reached\n");
1999 }
2000 else if (pass == 3)
2001 ok(consolidate_dummy_called, "test_consolidate_dummy not called\n");
2002 else
2003 ok(0, "unexpected pass %d\n", pass);
2004 }
2005
2006 static RUNTIME_FUNCTION* CALLBACK dynamic_unwind_callback( DWORD64 pc, PVOID context )
2007 {
2008 static const int code_offset = 1024;
2009 static RUNTIME_FUNCTION runtime_func;
2010 (*(DWORD *)context)++;
2011
2012 runtime_func.BeginAddress = code_offset + 16;
2013 runtime_func.EndAddress = code_offset + 32;
2014 runtime_func.UnwindData = 0;
2015 return &runtime_func;
2016 }
2017
2018 static void test_dynamic_unwind(void)
2019 {
2020 static const int code_offset = 1024;
2021 char buf[sizeof(RUNTIME_FUNCTION) + 4];
2022 RUNTIME_FUNCTION *runtime_func, *func;
2023 ULONG_PTR table, base;
2024 DWORD count;
2025
2026 /* Test RtlAddFunctionTable with aligned RUNTIME_FUNCTION pointer */
2027 runtime_func = (RUNTIME_FUNCTION *)buf;
2028 runtime_func->BeginAddress = code_offset;
2029 runtime_func->EndAddress = code_offset + 16;
2030 runtime_func->UnwindData = 0;
2031 ok( pRtlAddFunctionTable( runtime_func, 1, (ULONG_PTR)code_mem ),
2032 "RtlAddFunctionTable failed for runtime_func = %p (aligned)\n", runtime_func );
2033
2034 /* Lookup function outside of any function table */
2035 base = 0xdeadbeef;
2036 func = pRtlLookupFunctionEntry( (ULONG_PTR)code_mem + code_offset + 16, &base, NULL );
2037 ok( func == NULL,
2038 "RtlLookupFunctionEntry returned unexpected function, expected: NULL, got: %p\n", func );
2039 ok( !base || broken(base == 0xdeadbeef),
2040 "RtlLookupFunctionEntry modified base address, expected: 0, got: %lx\n", base );
2041
2042 /* Test with pointer inside of our function */
2043 base = 0xdeadbeef;
2044 func = pRtlLookupFunctionEntry( (ULONG_PTR)code_mem + code_offset + 8, &base, NULL );
2045 ok( func == runtime_func,
2046 "RtlLookupFunctionEntry didn't return expected function, expected: %p, got: %p\n", runtime_func, func );
2047 ok( base == (ULONG_PTR)code_mem,
2048 "RtlLookupFunctionEntry returned invalid base, expected: %lx, got: %lx\n", (ULONG_PTR)code_mem, base );
2049
2050 /* Test RtlDeleteFunctionTable */
2051 ok( pRtlDeleteFunctionTable( runtime_func ),
2052 "RtlDeleteFunctionTable failed for runtime_func = %p (aligned)\n", runtime_func );
2053 ok( !pRtlDeleteFunctionTable( runtime_func ),
2054 "RtlDeleteFunctionTable returned success for nonexistent table runtime_func = %p\n", runtime_func );
2055
2056 /* Unaligned RUNTIME_FUNCTION pointer */
2057 runtime_func = (RUNTIME_FUNCTION *)((ULONG_PTR)buf | 0x3);
2058 runtime_func->BeginAddress = code_offset;
2059 runtime_func->EndAddress = code_offset + 16;
2060 runtime_func->UnwindData = 0;
2061 ok( pRtlAddFunctionTable( runtime_func, 1, (ULONG_PTR)code_mem ),
2062 "RtlAddFunctionTable failed for runtime_func = %p (unaligned)\n", runtime_func );
2063 ok( pRtlDeleteFunctionTable( runtime_func ),
2064 "RtlDeleteFunctionTable failed for runtime_func = %p (unaligned)\n", runtime_func );
2065
2066 /* Attempt to insert the same entry twice */
2067 runtime_func = (RUNTIME_FUNCTION *)buf;
2068 runtime_func->BeginAddress = code_offset;
2069 runtime_func->EndAddress = code_offset + 16;
2070 runtime_func->UnwindData = 0;
2071 ok( pRtlAddFunctionTable( runtime_func, 1, (ULONG_PTR)code_mem ),
2072 "RtlAddFunctionTable failed for runtime_func = %p (first attempt)\n", runtime_func );
2073 ok( pRtlAddFunctionTable( runtime_func, 1, (ULONG_PTR)code_mem ),
2074 "RtlAddFunctionTable failed for runtime_func = %p (second attempt)\n", runtime_func );
2075 ok( pRtlDeleteFunctionTable( runtime_func ),
2076 "RtlDeleteFunctionTable failed for runtime_func = %p (first attempt)\n", runtime_func );
2077 ok( pRtlDeleteFunctionTable( runtime_func ),
2078 "RtlDeleteFunctionTable failed for runtime_func = %p (second attempt)\n", runtime_func );
2079 ok( !pRtlDeleteFunctionTable( runtime_func ),
2080 "RtlDeleteFunctionTable returned success for nonexistent table runtime_func = %p\n", runtime_func );
2081
2082 /* Test RtlInstallFunctionTableCallback with both low bits unset */
2083 table = (ULONG_PTR)code_mem;
2084 ok( !pRtlInstallFunctionTableCallback( table, (ULONG_PTR)code_mem, code_offset + 32, &dynamic_unwind_callback, (PVOID*)&count, NULL ),
2085 "RtlInstallFunctionTableCallback returned success for table = %lx\n", table );
2086
2087 /* Test RtlInstallFunctionTableCallback with both low bits set */
2088 table = (ULONG_PTR)code_mem | 0x3;
2089 ok( pRtlInstallFunctionTableCallback( table, (ULONG_PTR)code_mem, code_offset + 32, &dynamic_unwind_callback, (PVOID*)&count, NULL ),
2090 "RtlInstallFunctionTableCallback failed for table = %lx\n", table );
2091
2092 /* Lookup function outside of any function table */
2093 count = 0;
2094 base = 0xdeadbeef;
2095 func = pRtlLookupFunctionEntry( (ULONG_PTR)code_mem + code_offset + 32, &base, NULL );
2096 ok( func == NULL,
2097 "RtlLookupFunctionEntry returned unexpected function, expected: NULL, got: %p\n", func );
2098 ok( !base || broken(base == 0xdeadbeef),
2099 "RtlLookupFunctionEntry modified base address, expected: 0, got: %lx\n", base );
2100 ok( !count,
2101 "RtlLookupFunctionEntry issued %d unexpected calls to dynamic_unwind_callback\n", count );
2102
2103 /* Test with pointer inside of our function */
2104 count = 0;
2105 base = 0xdeadbeef;
2106 func = pRtlLookupFunctionEntry( (ULONG_PTR)code_mem + code_offset + 24, &base, NULL );
2107 ok( func != NULL && func->BeginAddress == code_offset + 16 && func->EndAddress == code_offset + 32,
2108 "RtlLookupFunctionEntry didn't return expected function, got: %p\n", func );
2109 ok( base == (ULONG_PTR)code_mem,
2110 "RtlLookupFunctionEntry returned invalid base, expected: %lx, got: %lx\n", (ULONG_PTR)code_mem, base );
2111 ok( count == 1,
2112 "RtlLookupFunctionEntry issued %d calls to dynamic_unwind_callback, expected: 1\n", count );
2113
2114 /* Clean up again */
2115 ok( pRtlDeleteFunctionTable( (PRUNTIME_FUNCTION)table ),
2116 "RtlDeleteFunctionTable failed for table = %p\n", (PVOID)table );
2117 ok( !pRtlDeleteFunctionTable( (PRUNTIME_FUNCTION)table ),
2118 "RtlDeleteFunctionTable returned success for nonexistent table = %p\n", (PVOID)table );
2119
2120 }
2121
2122 static int termination_handler_called;
2123 static void WINAPI termination_handler(ULONG flags, ULONG64 frame)
2124 {
2125 termination_handler_called++;
2126
2127 ok(flags == 1 || broken(flags == 0x401), "flags = %x\n", flags);
2128 ok(frame == 0x1234, "frame = %p\n", (void*)frame);
2129 }
2130
2131 static void test___C_specific_handler(void)
2132 {
2133 DISPATCHER_CONTEXT dispatch;
2134 EXCEPTION_RECORD rec;
2135 CONTEXT context;
2136 ULONG64 frame;
2137 EXCEPTION_DISPOSITION ret;
2138 SCOPE_TABLE scope_table;
2139
2140 if (!p__C_specific_handler)
2141 {
2142 win_skip("__C_specific_handler not available\n");
2143 return;
2144 }
2145
2146 memset(&rec, 0, sizeof(rec));
2147 rec.ExceptionFlags = 2; /* EH_UNWINDING */
2148 frame = 0x1234;
2149 memset(&dispatch, 0, sizeof(dispatch));
2150 dispatch.ImageBase = (ULONG_PTR)GetModuleHandleA(NULL);
2151 dispatch.ControlPc = dispatch.ImageBase + 0x200;
2152 dispatch.HandlerData = &scope_table;
2153 dispatch.ContextRecord = &context;
2154 scope_table.Count = 1;
2155 scope_table.ScopeRecord[0].BeginAddress = 0x200;
2156 scope_table.ScopeRecord[0].EndAddress = 0x400;
2157 scope_table.ScopeRecord[0].HandlerAddress = (ULONG_PTR)termination_handler-dispatch.ImageBase;
2158 scope_table.ScopeRecord[0].JumpTarget = 0;
2159 memset(&context, 0, sizeof(context));
2160
2161 termination_handler_called = 0;
2162 ret = p__C_specific_handler(&rec, frame, &context, &dispatch);
2163 ok(ret == ExceptionContinueSearch, "__C_specific_handler returned %x\n", ret);
2164 ok(termination_handler_called == 1, "termination_handler_called = %d\n",
2165 termination_handler_called);
2166 ok(dispatch.ScopeIndex == 1, "dispatch.ScopeIndex = %d\n", dispatch.ScopeIndex);
2167
2168 ret = p__C_specific_handler(&rec, frame, &context, &dispatch);
2169 ok(ret == ExceptionContinueSearch, "__C_specific_handler returned %x\n", ret);
2170 ok(termination_handler_called == 1, "termination_handler_called = %d\n",
2171 termination_handler_called);
2172 ok(dispatch.ScopeIndex == 1, "dispatch.ScopeIndex = %d\n", dispatch.ScopeIndex);
2173 }
2174
2175 #endif /* __x86_64__ */
2176
2177 #if defined(__i386__) || defined(__x86_64__)
2178
2179 static DWORD WINAPI register_check_thread(void *arg)
2180 {
2181 NTSTATUS status;
2182 CONTEXT ctx;
2183
2184 memset(&ctx, 0, sizeof(ctx));
2185 ctx.ContextFlags = CONTEXT_DEBUG_REGISTERS;
2186
2187 status = pNtGetContextThread(GetCurrentThread(), &ctx);
2188 ok(status == STATUS_SUCCESS, "NtGetContextThread failed with %x\n", status);
2189 ok(!ctx.Dr0, "expected 0, got %lx\n", (DWORD_PTR)ctx.Dr0);
2190 ok(!ctx.Dr1, "expected 0, got %lx\n", (DWORD_PTR)ctx.Dr1);
2191 ok(!ctx.Dr2, "expected 0, got %lx\n", (DWORD_PTR)ctx.Dr2);
2192 ok(!ctx.Dr3, "expected 0, got %lx\n", (DWORD_PTR)ctx.Dr3);
2193 ok(!ctx.Dr6, "expected 0, got %lx\n", (DWORD_PTR)ctx.Dr6);
2194 ok(!ctx.Dr7, "expected 0, got %lx\n", (DWORD_PTR)ctx.Dr7);
2195
2196 return 0;
2197 }
2198
2199 static void test_debug_registers(void)
2200 {
2201 static const struct
2202 {
2203 ULONG_PTR dr0, dr1, dr2, dr3, dr6, dr7;
2204 }
2205 tests[] =
2206 {
2207 { 0x42424240, 0, 0x126bb070, 0x0badbad0, 0, 0xffff0115 },
2208 { 0x42424242, 0, 0x100f0fe7, 0x0abebabe, 0, 0x115 },
2209 };
2210 NTSTATUS status;
2211 CONTEXT ctx;
2212 HANDLE thread;
2213 int i;
2214
2215 for (i = 0; i < sizeof(tests)/sizeof(tests[0]); i++)
2216 {
2217 memset(&ctx, 0, sizeof(ctx));
2218 ctx.ContextFlags = CONTEXT_DEBUG_REGISTERS;
2219 ctx.Dr0 = tests[i].dr0;
2220 ctx.Dr1 = tests[i].dr1;
2221 ctx.Dr2 = tests[i].dr2;
2222 ctx.Dr3 = tests[i].dr3;
2223 ctx.Dr6 = tests[i].dr6;
2224 ctx.Dr7 = tests[i].dr7;
2225
2226 status = pNtSetContextThread(GetCurrentThread(), &ctx);
2227 ok(status == STATUS_SUCCESS, "NtGetContextThread failed with %08x\n", status);
2228
2229 memset(&ctx, 0, sizeof(ctx));
2230 ctx.ContextFlags = CONTEXT_DEBUG_REGISTERS;
2231
2232 status = pNtGetContextThread(GetCurrentThread(), &ctx);
2233 ok(status == STATUS_SUCCESS, "NtGetContextThread failed with %08x\n", status);
2234 ok(ctx.Dr0 == tests[i].dr0, "test %d: expected %lx, got %lx\n", i, tests[i].dr0, (DWORD_PTR)ctx.Dr0);
2235 ok(ctx.Dr1 == tests[i].dr1, "test %d: expected %lx, got %lx\n", i, tests[i].dr1, (DWORD_PTR)ctx.Dr1);
2236 ok(ctx.Dr2 == tests[i].dr2, "test %d: expected %lx, got %lx\n", i, tests[i].dr2, (DWORD_PTR)ctx.Dr2);
2237 ok(ctx.Dr3 == tests[i].dr3, "test %d: expected %lx, got %lx\n", i, tests[i].dr3, (DWORD_PTR)ctx.Dr3);
2238 ok((ctx.Dr6 & 0xf00f) == tests[i].dr6, "test %d: expected %lx, got %lx\n", i, tests[i].dr6, (DWORD_PTR)ctx.Dr6);
2239 ok((ctx.Dr7 & ~0xdc00) == tests[i].dr7, "test %d: expected %lx, got %lx\n", i, tests[i].dr7, (DWORD_PTR)ctx.Dr7);
2240 }
2241
2242 memset(&ctx, 0, sizeof(ctx));
2243 ctx.ContextFlags = CONTEXT_DEBUG_REGISTERS;
2244 ctx.Dr0 = 0xffffffff;
2245 ctx.Dr1 = 0xffffffff;
2246 ctx.Dr2 = 0xffffffff;
2247 ctx.Dr3 = 0xffffffff;
2248 ctx.Dr6 = 0xffffffff;
2249 ctx.Dr7 = 0x00000400;
2250 status = pNtSetContextThread(GetCurrentThread(), &ctx);
2251 ok(status == STATUS_SUCCESS, "NtSetContextThread failed with %x\n", status);
2252
2253 thread = CreateThread(NULL, 0, register_check_thread, NULL, CREATE_SUSPENDED, NULL);
2254 ok(thread != INVALID_HANDLE_VALUE, "CreateThread failed with %d\n", GetLastError());
2255
2256 ctx.ContextFlags = CONTEXT_DEBUG_REGISTERS;
2257 status = pNtGetContextThread(thread, &ctx);
2258 ok(status == STATUS_SUCCESS, "NtGetContextThread failed with %x\n", status);
2259 ok(!ctx.Dr0, "expected 0, got %lx\n", (DWORD_PTR)ctx.Dr0);
2260 ok(!ctx.Dr1, "expected 0, got %lx\n", (DWORD_PTR)ctx.Dr1);
2261 ok(!ctx.Dr2, "expected 0, got %lx\n", (DWORD_PTR)ctx.Dr2);
2262 ok(!ctx.Dr3, "expected 0, got %lx\n", (DWORD_PTR)ctx.Dr3);
2263 ok(!ctx.Dr6, "expected 0, got %lx\n", (DWORD_PTR)ctx.Dr6);
2264 ok(!ctx.Dr7, "expected 0, got %lx\n", (DWORD_PTR)ctx.Dr7);
2265
2266 ResumeThread(thread);
2267 WaitForSingleObject(thread, 10000);
2268 CloseHandle(thread);
2269 }
2270
2271 static DWORD outputdebugstring_exceptions;
2272
2273 static LONG CALLBACK outputdebugstring_vectored_handler(EXCEPTION_POINTERS *ExceptionInfo)
2274 {
2275 PEXCEPTION_RECORD rec = ExceptionInfo->ExceptionRecord;
2276 trace("vect. handler %08x addr:%p\n", rec->ExceptionCode, rec->ExceptionAddress);
2277
2278 ok(rec->ExceptionCode == DBG_PRINTEXCEPTION_C, "ExceptionCode is %08x instead of %08x\n",
2279 rec->ExceptionCode, DBG_PRINTEXCEPTION_C);
2280 ok(rec->NumberParameters == 2, "ExceptionParameters is %d instead of 2\n", rec->NumberParameters);
2281 ok(rec->ExceptionInformation[0] == 12, "ExceptionInformation[0] = %d instead of 12\n", (DWORD)rec->ExceptionInformation[0]);
2282 ok(!strcmp((char *)rec->ExceptionInformation[1], "Hello World"),
2283 "ExceptionInformation[1] = '%s' instead of 'Hello World'\n", (char *)rec->ExceptionInformation[1]);
2284
2285 outputdebugstring_exceptions++;
2286 return EXCEPTION_CONTINUE_SEARCH;
2287 }
2288
2289 static void test_outputdebugstring(DWORD numexc)
2290 {
2291 PVOID vectored_handler;
2292
2293 if (!pRtlAddVectoredExceptionHandler || !pRtlRemoveVectoredExceptionHandler)
2294 {
2295 skip("RtlAddVectoredExceptionHandler or RtlRemoveVectoredExceptionHandler not found\n");
2296 return;
2297 }
2298
2299 vectored_handler = pRtlAddVectoredExceptionHandler(TRUE, &outputdebugstring_vectored_handler);
2300 ok(vectored_handler != 0, "RtlAddVectoredExceptionHandler failed\n");
2301
2302 outputdebugstring_exceptions = 0;
2303 OutputDebugStringA("Hello World");
2304
2305 ok(outputdebugstring_exceptions == numexc, "OutputDebugStringA generated %d exceptions, expected %d\n",
2306 outputdebugstring_exceptions, numexc);
2307
2308 pRtlRemoveVectoredExceptionHandler(vectored_handler);
2309 }
2310
2311 static DWORD ripevent_exceptions;
2312
2313 static LONG CALLBACK ripevent_vectored_handler(EXCEPTION_POINTERS *ExceptionInfo)
2314 {
2315 PEXCEPTION_RECORD rec = ExceptionInfo->ExceptionRecord;
2316 trace("vect. handler %08x addr:%p\n", rec->ExceptionCode, rec->ExceptionAddress);
2317
2318 ok(rec->ExceptionCode == DBG_RIPEXCEPTION, "ExceptionCode is %08x instead of %08x\n",
2319 rec->ExceptionCode, DBG_RIPEXCEPTION);
2320 ok(rec->NumberParameters == 2, "ExceptionParameters is %d instead of 2\n", rec->NumberParameters);
2321 ok(rec->ExceptionInformation[0] == 0x11223344, "ExceptionInformation[0] = %08x instead of %08x\n",
2322 (NTSTATUS)rec->ExceptionInformation[0], 0x11223344);
2323 ok(rec->ExceptionInformation[1] == 0x55667788, "ExceptionInformation[1] = %08x instead of %08x\n",
2324 (NTSTATUS)rec->ExceptionInformation[1], 0x55667788);
2325
2326 ripevent_exceptions++;
2327 return (rec->ExceptionCode == DBG_RIPEXCEPTION) ? EXCEPTION_CONTINUE_EXECUTION : EXCEPTION_CONTINUE_SEARCH;
2328 }
2329
2330 static void test_ripevent(DWORD numexc)
2331 {
2332 EXCEPTION_RECORD record;
2333 PVOID vectored_handler;
2334
2335 if (!pRtlAddVectoredExceptionHandler || !pRtlRemoveVectoredExceptionHandler || !pRtlRaiseException)
2336 {
2337 skip("RtlAddVectoredExceptionHandler or RtlRemoveVectoredExceptionHandler or RtlRaiseException not found\n");
2338 return;
2339 }
2340
2341 vectored_handler = pRtlAddVectoredExceptionHandler(TRUE, &ripevent_vectored_handler);
2342 ok(vectored_handler != 0, "RtlAddVectoredExceptionHandler failed\n");
2343
2344 record.ExceptionCode = DBG_RIPEXCEPTION;
2345 record.ExceptionFlags = 0;
2346 record.ExceptionRecord = NULL;
2347 record.ExceptionAddress = NULL;
2348 record.NumberParameters = 2;
2349 record.ExceptionInformation[0] = 0x11223344;
2350 record.ExceptionInformation[1] = 0x55667788;
2351
2352 ripevent_exceptions = 0;
2353 pRtlRaiseException(&record);
2354 ok(ripevent_exceptions == numexc, "RtlRaiseException generated %d exceptions, expected %d\n",
2355 ripevent_exceptions, numexc);
2356
2357 pRtlRemoveVectoredExceptionHandler(vectored_handler);
2358 }
2359
2360 static DWORD debug_service_exceptions;
2361
2362 static LONG CALLBACK debug_service_handler(EXCEPTION_POINTERS *ExceptionInfo)
2363 {
2364 EXCEPTION_RECORD *rec = ExceptionInfo->ExceptionRecord;
2365 trace("vect. handler %08x addr:%p\n", rec->ExceptionCode, rec->ExceptionAddress);
2366
2367 ok(rec->ExceptionCode == EXCEPTION_BREAKPOINT, "ExceptionCode is %08x instead of %08x\n",
2368 rec->ExceptionCode, EXCEPTION_BREAKPOINT);
2369
2370 #ifdef __i386__
2371 ok(ExceptionInfo->ContextRecord->Eip == (DWORD)code_mem + 0x1c,
2372 "expected Eip = %x, got %x\n", (DWORD)code_mem + 0x1c, ExceptionInfo->ContextRecord->Eip);
2373 ok(rec->NumberParameters == (is_wow64 ? 1 : 3),
2374 "ExceptionParameters is %d instead of %d\n", rec->NumberParameters, is_wow64 ? 1 : 3);
2375 ok(rec->ExceptionInformation[0] == ExceptionInfo->ContextRecord->Eax,
2376 "expected ExceptionInformation[0] = %x, got %lx\n",
2377 ExceptionInfo->ContextRecord->Eax, rec->ExceptionInformation[0]);
2378 if (!is_wow64)
2379 {
2380 ok(rec->ExceptionInformation[1] == 0x11111111,
2381 "got ExceptionInformation[1] = %lx\n", rec->ExceptionInformation[1]);
2382 ok(rec->ExceptionInformation[2] == 0x22222222,
2383 "got ExceptionInformation[2] = %lx\n", rec->ExceptionInformation[2]);
2384 }
2385 #else
2386 ok(ExceptionInfo->ContextRecord->Rip == (DWORD_PTR)code_mem + 0x2f,
2387 "expected Rip = %lx, got %lx\n", (DWORD_PTR)code_mem + 0x2f, ExceptionInfo->ContextRecord->Rip);
2388 ok(rec->NumberParameters == 1,
2389 "ExceptionParameters is %d instead of 1\n", rec->NumberParameters);
2390 ok(rec->ExceptionInformation[0] == ExceptionInfo->ContextRecord->Rax,
2391 "expected ExceptionInformation[0] = %lx, got %lx\n",
2392 ExceptionInfo->ContextRecord->Rax, rec->ExceptionInformation[0]);
2393 #endif
2394
2395 debug_service_exceptions++;
2396 return (rec->ExceptionCode == EXCEPTION_BREAKPOINT) ? EXCEPTION_CONTINUE_EXECUTION : EXCEPTION_CONTINUE_SEARCH;
2397 }
2398
2399 #ifdef __i386__
2400
2401 static const BYTE call_debug_service_code[] = {
2402 0x53, /* pushl %ebx */
2403 0x57, /* pushl %edi */
2404 0x8b, 0x44, 0x24, 0x0c, /* movl 12(%esp),%eax */
2405 0xb9, 0x11, 0x11, 0x11, 0x11, /* movl $0x11111111,%ecx */
2406 0xba, 0x22, 0x22, 0x22, 0x22, /* movl $0x22222222,%edx */
2407 0xbb, 0x33, 0x33, 0x33, 0x33, /* movl $0x33333333,%ebx */
2408 0xbf, 0x44, 0x44, 0x44, 0x44, /* movl $0x44444444,%edi */
2409 0xcd, 0x2d, /* int $0x2d */
2410 0xeb, /* jmp $+17 */
2411 0x0f, 0x1f, 0x00, /* nop */
2412 0x31, 0xc0, /* xorl %eax,%eax */
2413 0xeb, 0x0c, /* jmp $+14 */
2414 0x90, 0x90, 0x90, 0x90, /* nop */
2415 0x90, 0x90, 0x90, 0x90,
2416 0x90,
2417 0x31, 0xc0, /* xorl %eax,%eax */
2418 0x40, /* incl %eax */
2419 0x5f, /* popl %edi */
2420 0x5b, /* popl %ebx */
2421 0xc3, /* ret */
2422 };
2423
2424 #else
2425
2426 static const BYTE call_debug_service_code[] = {
2427 0x53, /* push %rbx */
2428 0x57, /* push %rdi */
2429 0x48, 0x89, 0xc8, /* movl %rcx,%rax */
2430 0x48, 0xb9, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, /* movabs $0x1111111111111111,%rcx */
2431 0x48, 0xba, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, /* movabs $0x2222222222222222,%rdx */
2432 0x48, 0xbb, 0x33, 0x33, 0x33, 0x33, 0x33, 0x33, 0x33, 0x33, /* movabs $0x3333333333333333,%rbx */
2433 0x48, 0xbf, 0x44, 0x44, 0x44, 0x44, 0x44, 0x44, 0x44, 0x44, /* movabs $0x4444444444444444,%rdi */
2434 0xcd, 0x2d, /* int $0x2d */
2435 0xeb, /* jmp $+17 */
2436 0x0f, 0x1f, 0x00, /* nop */
2437 0x48, 0x31, 0xc0, /* xor %rax,%rax */
2438 0xeb, 0x0e, /* jmp $+16 */
2439 0x90, 0x90, 0x90, 0x90, /* nop */
2440 0x90, 0x90, 0x90, 0x90,
2441 0x48, 0x31, 0xc0, /* xor %rax,%rax */
2442 0x48, 0xff, 0xc0, /* inc %rax */
2443 0x5f, /* pop %rdi */
2444 0x5b, /* pop %rbx */
2445 0xc3, /* ret */
2446 };
2447
2448 #endif
2449
2450 static void test_debug_service(DWORD numexc)
2451 {
2452 DWORD (CDECL *func)(DWORD_PTR) = code_mem;
2453 DWORD expected_exc, expected_ret;
2454 void *vectored_handler;
2455 DWORD ret;
2456
2457 /* code will return 0 if execution resumes immediately after "int $0x2d", otherwise 1 */
2458 memcpy(code_mem, call_debug_service_code, sizeof(call_debug_service_code));
2459
2460 vectored_handler = pRtlAddVectoredExceptionHandler(TRUE, &debug_service_handler);
2461 ok(vectored_handler != 0, "RtlAddVectoredExceptionHandler failed\n");
2462
2463 expected_exc = numexc;
2464 expected_ret = (numexc != 0);
2465
2466 /* BREAKPOINT_BREAK */
2467 debug_service_exceptions = 0;
2468 ret = func(0);
2469 ok(debug_service_exceptions == expected_exc,
2470 "BREAKPOINT_BREAK generated %u exceptions, expected %u\n",
2471 debug_service_exceptions, expected_exc);
2472 ok(ret == expected_ret,
2473 "BREAKPOINT_BREAK returned %u, expected %u\n", ret, expected_ret);
2474
2475 /* BREAKPOINT_PROMPT */
2476 debug_service_exceptions = 0;
2477 ret = func(2);
2478 ok(debug_service_exceptions == expected_exc,
2479 "BREAKPOINT_PROMPT generated %u exceptions, expected %u\n",
2480 debug_service_exceptions, expected_exc);
2481 ok(ret == expected_ret,
2482 "BREAKPOINT_PROMPT returned %u, expected %u\n", ret, expected_ret);
2483
2484 /* invalid debug service */
2485 debug_service_exceptions = 0;
2486 ret = func(6);
2487 ok(debug_service_exceptions == expected_exc,
2488 "invalid debug service generated %u exceptions, expected %u\n",
2489 debug_service_exceptions, expected_exc);
2490 ok(ret == expected_ret,
2491 "invalid debug service returned %u, expected %u\n", ret, expected_ret);
2492
2493 expected_exc = (is_wow64 ? numexc : 0);
2494 expected_ret = (is_wow64 && numexc);
2495
2496 /* BREAKPOINT_PRINT */
2497 debug_service_exceptions = 0;
2498 ret = func(1);
2499 ok(debug_service_exceptions == expected_exc,
2500 "BREAKPOINT_PRINT generated %u exceptions, expected %u\n",
2501 debug_service_exceptions, expected_exc);
2502 ok(ret == expected_ret,
2503 "BREAKPOINT_PRINT returned %u, expected %u\n", ret, expected_ret);
2504
2505 /* BREAKPOINT_LOAD_SYMBOLS */
2506 debug_service_exceptions = 0;
2507 ret = func(3);
2508 ok(debug_service_exceptions == expected_exc,
2509 "BREAKPOINT_LOAD_SYMBOLS generated %u exceptions, expected %u\n",
2510 debug_service_exceptions, expected_exc);
2511 ok(ret == expected_ret,
2512 "BREAKPOINT_LOAD_SYMBOLS returned %u, expected %u\n", ret, expected_ret);
2513
2514 /* BREAKPOINT_UNLOAD_SYMBOLS */
2515 debug_service_exceptions = 0;
2516 ret = func(4);
2517 ok(debug_service_exceptions == expected_exc,
2518 "BREAKPOINT_UNLOAD_SYMBOLS generated %u exceptions, expected %u\n",
2519 debug_service_exceptions, expected_exc);
2520 ok(ret == expected_ret,
2521 "BREAKPOINT_UNLOAD_SYMBOLS returned %u, expected %u\n", ret, expected_ret);
2522
2523 /* BREAKPOINT_COMMAND_STRING */
2524 debug_service_exceptions = 0;
2525 ret = func(5);
2526 ok(debug_service_exceptions == expected_exc || broken(debug_service_exceptions == numexc),
2527 "BREAKPOINT_COMMAND_STRING generated %u exceptions, expected %u\n",
2528 debug_service_exceptions, expected_exc);
2529 ok(ret == expected_ret || broken(ret == (numexc != 0)),
2530 "BREAKPOINT_COMMAND_STRING returned %u, expected %u\n", ret, expected_ret);
2531
2532 pRtlRemoveVectoredExceptionHandler(vectored_handler);
2533 }
2534
2535 static DWORD breakpoint_exceptions;
2536
2537 static LONG CALLBACK breakpoint_handler(EXCEPTION_POINTERS *ExceptionInfo)
2538 {
2539 EXCEPTION_RECORD *rec = ExceptionInfo->ExceptionRecord;
2540 trace("vect. handler %08x addr:%p\n", rec->ExceptionCode, rec->ExceptionAddress);
2541
2542 ok(rec->ExceptionCode == EXCEPTION_BREAKPOINT, "ExceptionCode is %08x instead of %08x\n",
2543 rec->ExceptionCode, EXCEPTION_BREAKPOINT);
2544
2545 #ifdef __i386__
2546 ok(ExceptionInfo->ContextRecord->Eip == (DWORD)code_mem + 1,
2547 "expected Eip = %x, got %x\n", (DWORD)code_mem + 1, ExceptionInfo->ContextRecord->Eip);
2548 ok(rec->NumberParameters == (is_wow64 ? 1 : 3),
2549 "ExceptionParameters is %d instead of %d\n", rec->NumberParameters, is_wow64 ? 1 : 3);
2550 ok(rec->ExceptionInformation[0] == 0,
2551 "got ExceptionInformation[0] = %lx\n", rec->ExceptionInformation[0]);
2552 ExceptionInfo->ContextRecord->Eip = (DWORD)code_mem + 2;
2553 #else
2554 ok(ExceptionInfo->ContextRecord->Rip == (DWORD_PTR)code_mem + 1,
2555 "expected Rip = %lx, got %lx\n", (DWORD_PTR)code_mem + 1, ExceptionInfo->ContextRecord->Rip);
2556 ok(rec->NumberParameters == 1,
2557 "ExceptionParameters is %d instead of 1\n", rec->NumberParameters);
2558 ok(rec->ExceptionInformation[0] == 0,
2559 "got ExceptionInformation[0] = %lx\n", rec->ExceptionInformation[0]);
2560 ExceptionInfo->ContextRecord->Rip = (DWORD_PTR)code_mem + 2;
2561 #endif
2562
2563 breakpoint_exceptions++;
2564 return (rec->ExceptionCode == EXCEPTION_BREAKPOINT) ? EXCEPTION_CONTINUE_EXECUTION : EXCEPTION_CONTINUE_SEARCH;
2565 }
2566
2567 static const BYTE breakpoint_code[] = {
2568 0xcd, 0x03, /* int $0x3 */
2569 0xc3, /* ret */
2570 };
2571
2572 static void test_breakpoint(DWORD numexc)
2573 {
2574 DWORD (CDECL *func)(void) = code_mem;
2575 void *vectored_handler;
2576
2577 memcpy(code_mem, breakpoint_code, sizeof(breakpoint_code));
2578
2579 vectored_handler = pRtlAddVectoredExceptionHandler(TRUE, &breakpoint_handler);
2580 ok(vectored_handler != 0, "RtlAddVectoredExceptionHandler failed\n");
2581
2582 breakpoint_exceptions = 0;
2583 func();
2584 ok(breakpoint_exceptions == numexc, "int $0x3 generated %u exceptions, expected %u\n",
2585 breakpoint_exceptions, numexc);
2586
2587 pRtlRemoveVectoredExceptionHandler(vectored_handler);
2588 }
2589
2590 static DWORD invalid_handle_exceptions;
2591
2592 static LONG CALLBACK invalid_handle_vectored_handler(EXCEPTION_POINTERS *ExceptionInfo)
2593 {
2594 PEXCEPTION_RECORD rec = ExceptionInfo->ExceptionRecord;
2595 trace("vect. handler %08x addr:%p\n", rec->ExceptionCode, rec->ExceptionAddress);
2596
2597 ok(rec->ExceptionCode == EXCEPTION_INVALID_HANDLE, "ExceptionCode is %08x instead of %08x\n",
2598 rec->ExceptionCode, EXCEPTION_INVALID_HANDLE);
2599 ok(rec->NumberParameters == 0, "ExceptionParameters is %d instead of 0\n", rec->NumberParameters);
2600
2601 invalid_handle_exceptions++;
2602 return (rec->ExceptionCode == EXCEPTION_INVALID_HANDLE) ? EXCEPTION_CONTINUE_EXECUTION : EXCEPTION_CONTINUE_SEARCH;
2603 }
2604
2605 static void test_closehandle(DWORD numexc)
2606 {
2607 PVOID vectored_handler;
2608 NTSTATUS status;
2609 DWORD res;
2610
2611 if (!pRtlAddVectoredExceptionHandler || !pRtlRemoveVectoredExceptionHandler || !pRtlRaiseException)
2612 {
2613 skip("RtlAddVectoredExceptionHandler or RtlRemoveVectoredExceptionHandler or RtlRaiseException not found\n");
2614 return;
2615 }
2616
2617 vectored_handler = pRtlAddVectoredExceptionHandler(TRUE, &invalid_handle_vectored_handler);
2618 ok(vectored_handler != 0, "RtlAddVectoredExceptionHandler failed\n");
2619
2620 invalid_handle_exceptions = 0;
2621 res = CloseHandle((HANDLE)0xdeadbeef);
2622 ok(!res, "CloseHandle(0xdeadbeef) unexpectedly succeeded\n");
2623 ok(GetLastError() == ERROR_INVALID_HANDLE, "wrong error code %d instead of %d\n",
2624 GetLastError(), ERROR_INVALID_HANDLE);
2625 ok(invalid_handle_exceptions == numexc, "CloseHandle generated %d exceptions, expected %d\n",
2626 invalid_handle_exceptions, numexc);
2627
2628 invalid_handle_exceptions = 0;
2629 status = pNtClose((HANDLE)0xdeadbeef);
2630 ok(status == STATUS_INVALID_HANDLE, "NtClose(0xdeadbeef) returned status %08x\n", status);
2631 ok(invalid_handle_exceptions == numexc, "NtClose generated %d exceptions, expected %d\n",
2632 invalid_handle_exceptions, numexc);
2633
2634 pRtlRemoveVectoredExceptionHandler(vectored_handler);
2635 }
2636
2637 static void test_vectored_continue_handler(void)
2638 {
2639 PVOID handler1, handler2;
2640 ULONG ret;
2641
2642 if (!pRtlAddVectoredContinueHandler || !pRtlRemoveVectoredContinueHandler)
2643 {
2644 skip("RtlAddVectoredContinueHandler or RtlRemoveVectoredContinueHandler not found\n");
2645 return;
2646 }
2647
2648 handler1 = pRtlAddVectoredContinueHandler(TRUE, (void *)0xdeadbeef);
2649 ok(handler1 != 0, "RtlAddVectoredContinueHandler failed\n");
2650
2651 handler2 = pRtlAddVectoredContinueHandler(TRUE, (void *)0xdeadbeef);
2652 ok(handler2 != 0, "RtlAddVectoredContinueHandler failed\n");
2653 ok(handler1 != handler2, "RtlAddVectoredContinueHandler returned same handler\n");
2654
2655 if (pRtlRemoveVectoredExceptionHandler)
2656 {
2657 ret = pRtlRemoveVectoredExceptionHandler(handler1);
2658 ok(!ret, "RtlRemoveVectoredExceptionHandler succeeded\n");
2659 }
2660
2661 ret = pRtlRemoveVectoredContinueHandler(handler1);
2662 ok(ret, "RtlRemoveVectoredContinueHandler failed\n");
2663
2664 ret = pRtlRemoveVectoredContinueHandler(handler2);
2665 ok(ret, "RtlRemoveVectoredContinueHandler failed\n");
2666
2667 ret = pRtlRemoveVectoredContinueHandler(handler1);
2668 ok(!ret, "RtlRemoveVectoredContinueHandler succeeded\n");
2669
2670 ret = pRtlRemoveVectoredContinueHandler((void *)0x11223344);
2671 ok(!ret, "RtlRemoveVectoredContinueHandler succeeded\n");
2672 }
2673 #endif /* defined(__i386__) || defined(__x86_64__) */
2674
2675 START_TEST(exception)
2676 {
2677 HMODULE hntdll = GetModuleHandleA("ntdll.dll");
2678 #if defined(__x86_64__)
2679 HMODULE hmsvcrt = LoadLibraryA("msvcrt.dll");
2680 #endif
2681
2682 #ifdef __REACTOS__
2683 if (!winetest_interactive &&
2684 !strcmp(winetest_platform, "windows"))
2685 {
2686 skip("ROSTESTS-240: Skipping ntdll_winetest:exception because it hangs on WHS-Testbot. Set winetest_interactive to run it anyway.\n");
2687 return;
2688 }
2689 #endif
2690 code_mem = VirtualAlloc(NULL, 65536, MEM_RESERVE | MEM_COMMIT, PAGE_EXECUTE_READWRITE);
2691 if(!code_mem) {
2692 trace("VirtualAlloc failed\n");
2693 return;
2694 }
2695
2696 pNtGetContextThread = (void *)GetProcAddress( hntdll, "NtGetContextThread" );
2697 pNtSetContextThread = (void *)GetProcAddress( hntdll, "NtSetContextThread" );
2698 pNtReadVirtualMemory = (void *)GetProcAddress( hntdll, "NtReadVirtualMemory" );
2699 pNtClose = (void *)GetProcAddress( hntdll, "NtClose" );
2700 pRtlUnwind = (void *)GetProcAddress( hntdll, "RtlUnwind" );
2701 pRtlRaiseException = (void *)GetProcAddress( hntdll, "RtlRaiseException" );
2702 pRtlCaptureContext = (void *)GetProcAddress( hntdll, "RtlCaptureContext" );
2703 pNtTerminateProcess = (void *)GetProcAddress( hntdll, "NtTerminateProcess" );
2704 pRtlAddVectoredExceptionHandler = (void *)GetProcAddress( hntdll,
2705 "RtlAddVectoredExceptionHandler" );
2706 pRtlRemoveVectoredExceptionHandler = (void *)GetProcAddress( hntdll,
2707 "RtlRemoveVectoredExceptionHandler" );
2708 pRtlAddVectoredContinueHandler = (void *)GetProcAddress( hntdll,
2709 "RtlAddVectoredContinueHandler" );
2710 pRtlRemoveVectoredContinueHandler = (void *)GetProcAddress( hntdll,
2711 "RtlRemoveVectoredContinueHandler" );
2712 pNtQueryInformationProcess = (void*)GetProcAddress( hntdll,
2713 "NtQueryInformationProcess" );
2714 pNtSetInformationProcess = (void*)GetProcAddress( hntdll,
2715 "NtSetInformationProcess" );
2716 pIsWow64Process = (void *)GetProcAddress(GetModuleHandleA("kernel32.dll"), "IsWow64Process");
2717
2718 #ifdef __i386__
2719 if (!pIsWow64Process || !pIsWow64Process( GetCurrentProcess(), &is_wow64 )) is_wow64 = FALSE;
2720
2721 if (pRtlAddVectoredExceptionHandler && pRtlRemoveVectoredExceptionHandler)
2722 have_vectored_api = TRUE;
2723 else
2724 skip("RtlAddVectoredExceptionHandler or RtlRemoveVectoredExceptionHandler not found\n");
2725
2726 my_argc = winetest_get_mainargs( &my_argv );
2727 if (my_argc >= 4)
2728 {
2729 void *addr;
2730 sscanf( my_argv[3], "%p", &addr );
2731
2732 if (addr != &test_stage)
2733 {
2734 skip( "child process not mapped at same address (%p/%p)\n", &test_stage, addr);
2735 return;
2736 }
2737
2738 /* child must be run under a debugger */
2739 if (!NtCurrentTeb()->Peb->BeingDebugged)
2740 {
2741 ok(FALSE, "child process not being debugged?\n");
2742 return;
2743 }
2744
2745 if (pRtlRaiseException)
2746 {
2747 test_stage = 1;
2748 run_rtlraiseexception_test(0x12345);
2749 run_rtlraiseexception_test(EXCEPTION_BREAKPOINT);
2750 run_rtlraiseexception_test(EXCEPTION_INVALID_HANDLE);
2751 test_stage = 2;
2752 run_rtlraiseexception_test(0x12345);
2753 run_rtlraiseexception_test(EXCEPTION_BREAKPOINT);
2754 run_rtlraiseexception_test(EXCEPTION_INVALID_HANDLE);
2755 test_stage = 3;
2756 test_outputdebugstring(0);
2757 test_stage = 4;
2758 test_outputdebugstring(2);
2759 test_stage = 5;
2760 test_ripevent(0);
2761 test_stage = 6;
2762 test_ripevent(1);
2763 test_stage = 7;
2764 test_debug_service(0);
2765 test_stage = 8;
2766 test_debug_service(1);
2767 test_stage = 9;
2768 test_breakpoint(0);
2769 test_stage = 10;
2770 test_breakpoint(1);
2771 test_stage = 11;
2772 test_closehandle(0);
2773 test_stage = 12;
2774 test_closehandle(1);
2775 }
2776 else
2777 skip( "RtlRaiseException not found\n" );
2778
2779 /* rest of tests only run in parent */
2780 return;
2781 }
2782
2783 test_unwind();
2784 test_exceptions();
2785 test_rtlraiseexception();
2786 test_debug_registers();
2787 test_outputdebugstring(1);
2788 test_ripevent(1);
2789 test_debug_service(1);
2790 test_breakpoint(1);
2791 test_closehandle(0);
2792 test_vectored_continue_handler();
2793 test_debugger();
2794 test_simd_exceptions();
2795 test_fpu_exceptions();
2796 test_dpe_exceptions();
2797 test_prot_fault();
2798 test_thread_context();
2799
2800 #elif defined(__x86_64__)
2801 pRtlAddFunctionTable = (void *)GetProcAddress( hntdll,
2802 "RtlAddFunctionTable" );
2803 pRtlDeleteFunctionTable = (void *)GetProcAddress( hntdll,
2804 "RtlDeleteFunctionTable" );
2805 pRtlInstallFunctionTableCallback = (void *)GetProcAddress( hntdll,
2806 "RtlInstallFunctionTableCallback" );
2807 pRtlLookupFunctionEntry = (void *)GetProcAddress( hntdll,
2808 "RtlLookupFunctionEntry" );
2809 p__C_specific_handler = (void *)GetProcAddress( hntdll,
2810 "__C_specific_handler" );
2811 pRtlCaptureContext = (void *)GetProcAddress( hntdll,
2812 "RtlCaptureContext" );
2813 pRtlRestoreContext = (void *)GetProcAddress( hntdll,
2814 "RtlRestoreContext" );
2815 pRtlUnwindEx = (void *)GetProcAddress( hntdll,
2816 "RtlUnwindEx" );
2817 p_setjmp = (void *)GetProcAddress( hmsvcrt,
2818 "_setjmp" );
2819
2820 test_debug_registers();
2821 test_outputdebugstring(1);
2822 test_ripevent(1);
2823 test_debug_service(1);
2824 test_breakpoint(1);
2825 test_closehandle(0);
2826 test_vectored_continue_handler();
2827 test_virtual_unwind();
2828 test___C_specific_handler();
2829 test_restore_context();
2830
2831 if (pRtlAddFunctionTable && pRtlDeleteFunctionTable && pRtlInstallFunctionTableCallback && pRtlLookupFunctionEntry)
2832 test_dynamic_unwind();
2833 else
2834 skip( "Dynamic unwind functions not found\n" );
2835
2836 #endif
2837
2838 VirtualFree(code_mem, 0, MEM_RELEASE);
2839 }
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