4156 lines
168 KiB
C
4156 lines
168 KiB
C
/*
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* Unit test suite for ntdll exceptions
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*
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* Copyright 2005 Alexandre Julliard
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include <stdarg.h>
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#include <stdio.h>
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#include "ntstatus.h"
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#define WIN32_NO_STATUS
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#define NONAMELESSUNION
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#include "windef.h"
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#include "winbase.h"
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#include "winnt.h"
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#include "winreg.h"
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#include "winternl.h"
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#include "excpt.h"
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#include "wine/test.h"
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static void *code_mem;
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static NTSTATUS (WINAPI *pNtGetContextThread)(HANDLE,CONTEXT*);
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static NTSTATUS (WINAPI *pNtSetContextThread)(HANDLE,CONTEXT*);
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static NTSTATUS (WINAPI *pRtlRaiseException)(EXCEPTION_RECORD *rec);
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static PVOID (WINAPI *pRtlUnwind)(PVOID, PVOID, PEXCEPTION_RECORD, PVOID);
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static VOID (WINAPI *pRtlCaptureContext)(CONTEXT*);
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static PVOID (WINAPI *pRtlAddVectoredExceptionHandler)(ULONG first, PVECTORED_EXCEPTION_HANDLER func);
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static ULONG (WINAPI *pRtlRemoveVectoredExceptionHandler)(PVOID handler);
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static PVOID (WINAPI *pRtlAddVectoredContinueHandler)(ULONG first, PVECTORED_EXCEPTION_HANDLER func);
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static ULONG (WINAPI *pRtlRemoveVectoredContinueHandler)(PVOID handler);
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static NTSTATUS (WINAPI *pNtReadVirtualMemory)(HANDLE, const void*, void*, SIZE_T, SIZE_T*);
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static NTSTATUS (WINAPI *pNtTerminateProcess)(HANDLE handle, LONG exit_code);
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static NTSTATUS (WINAPI *pNtQueryInformationProcess)(HANDLE, PROCESSINFOCLASS, PVOID, ULONG, PULONG);
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static NTSTATUS (WINAPI *pNtQueryInformationThread)(HANDLE, THREADINFOCLASS, PVOID, ULONG, PULONG);
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static NTSTATUS (WINAPI *pNtSetInformationProcess)(HANDLE, PROCESSINFOCLASS, PVOID, ULONG);
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static BOOL (WINAPI *pIsWow64Process)(HANDLE, PBOOL);
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static NTSTATUS (WINAPI *pNtClose)(HANDLE);
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static NTSTATUS (WINAPI *pNtSuspendProcess)(HANDLE process);
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static NTSTATUS (WINAPI *pNtResumeProcess)(HANDLE process);
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#define RTL_UNLOAD_EVENT_TRACE_NUMBER 64
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typedef struct _RTL_UNLOAD_EVENT_TRACE
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{
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void *BaseAddress;
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SIZE_T SizeOfImage;
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ULONG Sequence;
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ULONG TimeDateStamp;
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ULONG CheckSum;
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WCHAR ImageName[32];
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} RTL_UNLOAD_EVENT_TRACE, *PRTL_UNLOAD_EVENT_TRACE;
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static RTL_UNLOAD_EVENT_TRACE *(WINAPI *pRtlGetUnloadEventTrace)(void);
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static void (WINAPI *pRtlGetUnloadEventTraceEx)(ULONG **element_size, ULONG **element_count, void **event_trace);
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#if defined(__x86_64__)
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typedef struct
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{
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ULONG Count;
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struct
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{
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ULONG BeginAddress;
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ULONG EndAddress;
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ULONG HandlerAddress;
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ULONG JumpTarget;
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} ScopeRecord[1];
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} SCOPE_TABLE;
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typedef struct _SETJMP_FLOAT128
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{
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unsigned __int64 DECLSPEC_ALIGN(16) Part[2];
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} SETJMP_FLOAT128;
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typedef struct _JUMP_BUFFER
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{
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unsigned __int64 Frame;
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unsigned __int64 Rbx;
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unsigned __int64 Rsp;
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unsigned __int64 Rbp;
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unsigned __int64 Rsi;
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unsigned __int64 Rdi;
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unsigned __int64 R12;
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unsigned __int64 R13;
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unsigned __int64 R14;
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unsigned __int64 R15;
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unsigned __int64 Rip;
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unsigned __int64 Spare;
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SETJMP_FLOAT128 Xmm6;
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SETJMP_FLOAT128 Xmm7;
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SETJMP_FLOAT128 Xmm8;
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SETJMP_FLOAT128 Xmm9;
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SETJMP_FLOAT128 Xmm10;
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SETJMP_FLOAT128 Xmm11;
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SETJMP_FLOAT128 Xmm12;
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SETJMP_FLOAT128 Xmm13;
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SETJMP_FLOAT128 Xmm14;
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SETJMP_FLOAT128 Xmm15;
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} _JUMP_BUFFER;
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typedef union _UNWIND_CODE
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{
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struct
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{
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BYTE CodeOffset;
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BYTE UnwindOp : 4;
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BYTE OpInfo : 4;
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} s;
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USHORT FrameOffset;
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} UNWIND_CODE;
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typedef struct _UNWIND_INFO
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{
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BYTE Version : 3;
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BYTE Flags : 5;
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BYTE SizeOfProlog;
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BYTE CountOfCodes;
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BYTE FrameRegister : 4;
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BYTE FrameOffset : 4;
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UNWIND_CODE UnwindCode[1]; /* actually CountOfCodes (aligned) */
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/*
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* union
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* {
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* OPTIONAL ULONG ExceptionHandler;
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* OPTIONAL ULONG FunctionEntry;
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* };
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* OPTIONAL ULONG ExceptionData[];
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*/
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} UNWIND_INFO;
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static BOOLEAN (CDECL *pRtlAddFunctionTable)(RUNTIME_FUNCTION*, DWORD, DWORD64);
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static BOOLEAN (CDECL *pRtlDeleteFunctionTable)(RUNTIME_FUNCTION*);
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static BOOLEAN (CDECL *pRtlInstallFunctionTableCallback)(DWORD64, DWORD64, DWORD, PGET_RUNTIME_FUNCTION_CALLBACK, PVOID, PCWSTR);
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static PRUNTIME_FUNCTION (WINAPI *pRtlLookupFunctionEntry)(ULONG64, ULONG64*, UNWIND_HISTORY_TABLE*);
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static DWORD (WINAPI *pRtlAddGrowableFunctionTable)(void**, RUNTIME_FUNCTION*, DWORD, DWORD, ULONG_PTR, ULONG_PTR);
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static void (WINAPI *pRtlGrowFunctionTable)(void*, DWORD);
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static void (WINAPI *pRtlDeleteGrowableFunctionTable)(void*);
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static EXCEPTION_DISPOSITION (WINAPI *p__C_specific_handler)(EXCEPTION_RECORD*, ULONG64, CONTEXT*, DISPATCHER_CONTEXT*);
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static VOID (WINAPI *pRtlCaptureContext)(CONTEXT*);
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static VOID (CDECL *pRtlRestoreContext)(CONTEXT*, EXCEPTION_RECORD*);
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static NTSTATUS (WINAPI *pRtlWow64GetThreadContext)(HANDLE, WOW64_CONTEXT *);
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static NTSTATUS (WINAPI *pRtlWow64SetThreadContext)(HANDLE, const WOW64_CONTEXT *);
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static VOID (WINAPI *pRtlUnwindEx)(VOID*, VOID*, EXCEPTION_RECORD*, VOID*, CONTEXT*, UNWIND_HISTORY_TABLE*);
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static int (CDECL *p_setjmp)(_JUMP_BUFFER*);
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#endif
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static int my_argc;
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static char** my_argv;
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#ifdef __i386__
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#ifndef __WINE_WINTRNL_H
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#define ProcessExecuteFlags 0x22
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#define MEM_EXECUTE_OPTION_DISABLE 0x01
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#define MEM_EXECUTE_OPTION_ENABLE 0x02
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#define MEM_EXECUTE_OPTION_DISABLE_THUNK_EMULATION 0x04
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#define MEM_EXECUTE_OPTION_PERMANENT 0x08
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#endif
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static int test_stage;
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static BOOL is_wow64;
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/* Test various instruction combinations that cause a protection fault on the i386,
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* and check what the resulting exception looks like.
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*/
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static const struct exception
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{
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BYTE code[18]; /* asm code */
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BYTE offset; /* offset of faulting instruction */
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BYTE length; /* length of faulting instruction */
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BOOL wow64_broken; /* broken on Wow64, should be skipped */
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NTSTATUS status; /* expected status code */
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DWORD nb_params; /* expected number of parameters */
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DWORD params[4]; /* expected parameters */
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NTSTATUS alt_status; /* alternative status code */
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DWORD alt_nb_params; /* alternative number of parameters */
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DWORD alt_params[4]; /* alternative parameters */
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} exceptions[] =
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{
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/* 0 */
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/* test some privileged instructions */
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{ { 0xfb, 0xc3 }, /* 0: sti; ret */
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0, 1, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
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{ { 0x6c, 0xc3 }, /* 1: insb (%dx); ret */
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0, 1, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
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{ { 0x6d, 0xc3 }, /* 2: insl (%dx); ret */
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0, 1, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
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{ { 0x6e, 0xc3 }, /* 3: outsb (%dx); ret */
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0, 1, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
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{ { 0x6f, 0xc3 }, /* 4: outsl (%dx); ret */
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0, 1, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
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/* 5 */
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{ { 0xe4, 0x11, 0xc3 }, /* 5: inb $0x11,%al; ret */
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0, 2, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
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{ { 0xe5, 0x11, 0xc3 }, /* 6: inl $0x11,%eax; ret */
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0, 2, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
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{ { 0xe6, 0x11, 0xc3 }, /* 7: outb %al,$0x11; ret */
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0, 2, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
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{ { 0xe7, 0x11, 0xc3 }, /* 8: outl %eax,$0x11; ret */
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0, 2, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
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{ { 0xed, 0xc3 }, /* 9: inl (%dx),%eax; ret */
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0, 1, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
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/* 10 */
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{ { 0xee, 0xc3 }, /* 10: outb %al,(%dx); ret */
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0, 1, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
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{ { 0xef, 0xc3 }, /* 11: outl %eax,(%dx); ret */
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0, 1, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
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{ { 0xf4, 0xc3 }, /* 12: hlt; ret */
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0, 1, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
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{ { 0xfa, 0xc3 }, /* 13: cli; ret */
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0, 1, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
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/* test long jump to invalid selector */
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{ { 0xea, 0, 0, 0, 0, 0, 0, 0xc3 }, /* 14: ljmp $0,$0; ret */
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0, 7, FALSE, STATUS_ACCESS_VIOLATION, 2, { 0, 0xffffffff } },
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/* 15 */
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/* test iret to invalid selector */
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{ { 0x6a, 0x00, 0x6a, 0x00, 0x6a, 0x00, 0xcf, 0x83, 0xc4, 0x0c, 0xc3 },
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/* 15: pushl $0; pushl $0; pushl $0; iret; addl $12,%esp; ret */
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6, 1, FALSE, STATUS_ACCESS_VIOLATION, 2, { 0, 0xffffffff } },
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/* test loading an invalid selector */
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{ { 0xb8, 0xef, 0xbe, 0x00, 0x00, 0x8e, 0xe8, 0xc3 }, /* 16: mov $beef,%ax; mov %ax,%gs; ret */
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5, 2, FALSE, STATUS_ACCESS_VIOLATION, 2, { 0, 0xbee8 } }, /* 0xbee8 or 0xffffffff */
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/* test accessing a zero selector (%es broken on Wow64) */
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{ { 0x06, 0x31, 0xc0, 0x8e, 0xc0, 0x26, 0xa1, 0, 0, 0, 0, 0x07, 0xc3 },
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/* push %es; xor %eax,%eax; mov %ax,%es; mov %es:(0),%ax; pop %es; ret */
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5, 6, TRUE, STATUS_ACCESS_VIOLATION, 2, { 0, 0xffffffff } },
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{ { 0x0f, 0xa8, 0x31, 0xc0, 0x8e, 0xe8, 0x65, 0xa1, 0, 0, 0, 0, 0x0f, 0xa9, 0xc3 },
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/* push %gs; xor %eax,%eax; mov %ax,%gs; mov %gs:(0),%ax; pop %gs; ret */
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6, 6, FALSE, STATUS_ACCESS_VIOLATION, 2, { 0, 0xffffffff } },
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/* test moving %cs -> %ss */
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{ { 0x0e, 0x17, 0x58, 0xc3 }, /* pushl %cs; popl %ss; popl %eax; ret */
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1, 1, FALSE, STATUS_ACCESS_VIOLATION, 2, { 0, 0xffffffff } },
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/* 20 */
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/* test overlong instruction (limit is 15 bytes, 5 on Win7) */
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{ { 0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0xfa,0xc3 },
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0, 16, TRUE, STATUS_ILLEGAL_INSTRUCTION, 0, { 0 },
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STATUS_ACCESS_VIOLATION, 2, { 0, 0xffffffff } },
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{ { 0x64,0x64,0x64,0x64,0xfa,0xc3 },
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0, 5, TRUE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
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/* test invalid interrupt */
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{ { 0xcd, 0xff, 0xc3 }, /* int $0xff; ret */
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0, 2, FALSE, STATUS_ACCESS_VIOLATION, 2, { 0, 0xffffffff } },
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/* test moves to/from Crx */
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{ { 0x0f, 0x20, 0xc0, 0xc3 }, /* movl %cr0,%eax; ret */
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0, 3, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
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{ { 0x0f, 0x20, 0xe0, 0xc3 }, /* movl %cr4,%eax; ret */
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0, 3, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
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/* 25 */
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{ { 0x0f, 0x22, 0xc0, 0xc3 }, /* movl %eax,%cr0; ret */
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0, 3, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
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{ { 0x0f, 0x22, 0xe0, 0xc3 }, /* movl %eax,%cr4; ret */
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0, 3, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
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/* test moves to/from Drx */
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{ { 0x0f, 0x21, 0xc0, 0xc3 }, /* movl %dr0,%eax; ret */
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0, 3, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
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{ { 0x0f, 0x21, 0xc8, 0xc3 }, /* movl %dr1,%eax; ret */
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0, 3, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
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{ { 0x0f, 0x21, 0xf8, 0xc3 }, /* movl %dr7,%eax; ret */
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0, 3, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
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/* 30 */
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{ { 0x0f, 0x23, 0xc0, 0xc3 }, /* movl %eax,%dr0; ret */
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0, 3, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
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{ { 0x0f, 0x23, 0xc8, 0xc3 }, /* movl %eax,%dr1; ret */
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0, 3, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
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{ { 0x0f, 0x23, 0xf8, 0xc3 }, /* movl %eax,%dr7; ret */
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0, 3, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
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/* test memory reads */
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{ { 0xa1, 0xfc, 0xff, 0xff, 0xff, 0xc3 }, /* movl 0xfffffffc,%eax; ret */
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0, 5, FALSE, STATUS_ACCESS_VIOLATION, 2, { 0, 0xfffffffc } },
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{ { 0xa1, 0xfd, 0xff, 0xff, 0xff, 0xc3 }, /* movl 0xfffffffd,%eax; ret */
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0, 5, FALSE, STATUS_ACCESS_VIOLATION, 2, { 0, 0xfffffffd } },
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/* 35 */
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{ { 0xa1, 0xfe, 0xff, 0xff, 0xff, 0xc3 }, /* movl 0xfffffffe,%eax; ret */
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0, 5, FALSE, STATUS_ACCESS_VIOLATION, 2, { 0, 0xfffffffe } },
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{ { 0xa1, 0xff, 0xff, 0xff, 0xff, 0xc3 }, /* movl 0xffffffff,%eax; ret */
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0, 5, FALSE, STATUS_ACCESS_VIOLATION, 2, { 0, 0xffffffff } },
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/* test memory writes */
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{ { 0xa3, 0xfc, 0xff, 0xff, 0xff, 0xc3 }, /* movl %eax,0xfffffffc; ret */
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0, 5, FALSE, STATUS_ACCESS_VIOLATION, 2, { 1, 0xfffffffc } },
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{ { 0xa3, 0xfd, 0xff, 0xff, 0xff, 0xc3 }, /* movl %eax,0xfffffffd; ret */
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0, 5, FALSE, STATUS_ACCESS_VIOLATION, 2, { 1, 0xfffffffd } },
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{ { 0xa3, 0xfe, 0xff, 0xff, 0xff, 0xc3 }, /* movl %eax,0xfffffffe; ret */
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0, 5, FALSE, STATUS_ACCESS_VIOLATION, 2, { 1, 0xfffffffe } },
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/* 40 */
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{ { 0xa3, 0xff, 0xff, 0xff, 0xff, 0xc3 }, /* movl %eax,0xffffffff; ret */
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0, 5, FALSE, STATUS_ACCESS_VIOLATION, 2, { 1, 0xffffffff } },
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/* test exception with cleared %ds and %es (broken on Wow64) */
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{ { 0x1e, 0x06, 0x31, 0xc0, 0x8e, 0xd8, 0x8e, 0xc0, 0xfa, 0x07, 0x1f, 0xc3 },
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/* push %ds; push %es; xorl %eax,%eax; mov %ax,%ds; mov %ax,%es; cli; pop %es; pop %ds; ret */
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8, 1, TRUE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
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{ { 0xf1, 0x90, 0xc3 }, /* icebp; nop; ret */
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1, 1, FALSE, STATUS_SINGLE_STEP, 0 },
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{ { 0xb8, 0xb8, 0xb8, 0xb8, 0xb8, /* mov $0xb8b8b8b8, %eax */
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0xb9, 0xb9, 0xb9, 0xb9, 0xb9, /* mov $0xb9b9b9b9, %ecx */
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0xba, 0xba, 0xba, 0xba, 0xba, /* mov $0xbabababa, %edx */
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0xcd, 0x2d, 0xc3 }, /* int $0x2d; ret */
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17, 0, FALSE, STATUS_BREAKPOINT, 3, { 0xb8b8b8b8, 0xb9b9b9b9, 0xbabababa } },
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};
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static int got_exception;
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static BOOL have_vectored_api;
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static void run_exception_test(void *handler, const void* context,
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const void *code, unsigned int code_size,
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DWORD access)
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{
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struct {
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EXCEPTION_REGISTRATION_RECORD frame;
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const void *context;
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} exc_frame;
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void (*func)(void) = code_mem;
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DWORD oldaccess, oldaccess2;
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exc_frame.frame.Handler = handler;
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exc_frame.frame.Prev = NtCurrentTeb()->Tib.ExceptionList;
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exc_frame.context = context;
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memcpy(code_mem, code, code_size);
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if(access)
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VirtualProtect(code_mem, code_size, access, &oldaccess);
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NtCurrentTeb()->Tib.ExceptionList = &exc_frame.frame;
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func();
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NtCurrentTeb()->Tib.ExceptionList = exc_frame.frame.Prev;
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if(access)
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VirtualProtect(code_mem, code_size, oldaccess, &oldaccess2);
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}
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static LONG CALLBACK rtlraiseexception_vectored_handler(EXCEPTION_POINTERS *ExceptionInfo)
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{
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PCONTEXT context = ExceptionInfo->ContextRecord;
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PEXCEPTION_RECORD rec = ExceptionInfo->ExceptionRecord;
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trace("vect. handler %08x addr:%p context.Eip:%x\n", rec->ExceptionCode,
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rec->ExceptionAddress, context->Eip);
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ok(rec->ExceptionAddress == (char *)code_mem + 0xb
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|| broken(rec->ExceptionAddress == code_mem || !rec->ExceptionAddress) /* 2008 */,
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"ExceptionAddress at %p instead of %p\n", rec->ExceptionAddress, (char *)code_mem + 0xb);
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if (NtCurrentTeb()->Peb->BeingDebugged)
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ok((void *)context->Eax == pRtlRaiseException ||
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broken( is_wow64 && context->Eax == 0xf00f00f1 ), /* broken on vista */
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"debugger managed to modify Eax to %x should be %p\n",
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context->Eax, pRtlRaiseException);
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|
|
/* check that context.Eip is fixed up only for EXCEPTION_BREAKPOINT
|
|
* even if raised by RtlRaiseException
|
|
*/
|
|
if(rec->ExceptionCode == EXCEPTION_BREAKPOINT)
|
|
{
|
|
ok(context->Eip == (DWORD)code_mem + 0xa ||
|
|
broken(context->Eip == (DWORD)code_mem + 0xb), /* win2k3 */
|
|
"Eip at %x instead of %x or %x\n", context->Eip,
|
|
(DWORD)code_mem + 0xa, (DWORD)code_mem + 0xb);
|
|
}
|
|
else
|
|
{
|
|
ok(context->Eip == (DWORD)code_mem + 0xb, "Eip at %x instead of %x\n",
|
|
context->Eip, (DWORD)code_mem + 0xb);
|
|
}
|
|
|
|
/* test if context change is preserved from vectored handler to stack handlers */
|
|
context->Eax = 0xf00f00f0;
|
|
return EXCEPTION_CONTINUE_SEARCH;
|
|
}
|
|
|
|
static DWORD rtlraiseexception_handler( EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *frame,
|
|
CONTEXT *context, EXCEPTION_REGISTRATION_RECORD **dispatcher )
|
|
{
|
|
trace( "exception: %08x flags:%x addr:%p context: Eip:%x\n",
|
|
rec->ExceptionCode, rec->ExceptionFlags, rec->ExceptionAddress, context->Eip );
|
|
|
|
ok(rec->ExceptionAddress == (char *)code_mem + 0xb
|
|
|| broken(rec->ExceptionAddress == code_mem || !rec->ExceptionAddress) /* 2008 */,
|
|
"ExceptionAddress at %p instead of %p\n", rec->ExceptionAddress, (char *)code_mem + 0xb);
|
|
|
|
ok( context->ContextFlags == CONTEXT_ALL || context->ContextFlags == (CONTEXT_ALL | CONTEXT_XSTATE) ||
|
|
broken(context->ContextFlags == CONTEXT_FULL), /* win2003 */
|
|
"wrong context flags %x\n", context->ContextFlags );
|
|
|
|
/* check that context.Eip is fixed up only for EXCEPTION_BREAKPOINT
|
|
* even if raised by RtlRaiseException
|
|
*/
|
|
if(rec->ExceptionCode == EXCEPTION_BREAKPOINT)
|
|
{
|
|
ok(context->Eip == (DWORD)code_mem + 0xa ||
|
|
broken(context->Eip == (DWORD)code_mem + 0xb), /* win2k3 */
|
|
"Eip at %x instead of %x or %x\n", context->Eip,
|
|
(DWORD)code_mem + 0xa, (DWORD)code_mem + 0xb);
|
|
}
|
|
else
|
|
{
|
|
ok(context->Eip == (DWORD)code_mem + 0xb, "Eip at %x instead of %x\n",
|
|
context->Eip, (DWORD)code_mem + 0xb);
|
|
}
|
|
|
|
if(have_vectored_api)
|
|
ok(context->Eax == 0xf00f00f0, "Eax is %x, should have been set to 0xf00f00f0 in vectored handler\n",
|
|
context->Eax);
|
|
|
|
/* give the debugger a chance to examine the state a second time */
|
|
/* without the exception handler changing Eip */
|
|
if (test_stage == 2)
|
|
return ExceptionContinueSearch;
|
|
|
|
/* Eip in context is decreased by 1
|
|
* Increase it again, else execution will continue in the middle of an instruction */
|
|
if(rec->ExceptionCode == EXCEPTION_BREAKPOINT && (context->Eip == (DWORD)code_mem + 0xa))
|
|
context->Eip += 1;
|
|
return ExceptionContinueExecution;
|
|
}
|
|
|
|
|
|
static const BYTE call_one_arg_code[] = {
|
|
0x8b, 0x44, 0x24, 0x08, /* mov 0x8(%esp),%eax */
|
|
0x50, /* push %eax */
|
|
0x8b, 0x44, 0x24, 0x08, /* mov 0x8(%esp),%eax */
|
|
0xff, 0xd0, /* call *%eax */
|
|
0x90, /* nop */
|
|
0x90, /* nop */
|
|
0x90, /* nop */
|
|
0x90, /* nop */
|
|
0xc3, /* ret */
|
|
};
|
|
|
|
|
|
static void run_rtlraiseexception_test(DWORD exceptioncode)
|
|
{
|
|
EXCEPTION_REGISTRATION_RECORD frame;
|
|
EXCEPTION_RECORD record;
|
|
PVOID vectored_handler = NULL;
|
|
|
|
void (*func)(void* function, EXCEPTION_RECORD* record) = code_mem;
|
|
|
|
record.ExceptionCode = exceptioncode;
|
|
record.ExceptionFlags = 0;
|
|
record.ExceptionRecord = NULL;
|
|
record.ExceptionAddress = NULL; /* does not matter, copied return address */
|
|
record.NumberParameters = 0;
|
|
|
|
frame.Handler = rtlraiseexception_handler;
|
|
frame.Prev = NtCurrentTeb()->Tib.ExceptionList;
|
|
|
|
memcpy(code_mem, call_one_arg_code, sizeof(call_one_arg_code));
|
|
|
|
NtCurrentTeb()->Tib.ExceptionList = &frame;
|
|
if (have_vectored_api)
|
|
{
|
|
vectored_handler = pRtlAddVectoredExceptionHandler(TRUE, &rtlraiseexception_vectored_handler);
|
|
ok(vectored_handler != 0, "RtlAddVectoredExceptionHandler failed\n");
|
|
}
|
|
|
|
func(pRtlRaiseException, &record);
|
|
ok( record.ExceptionAddress == (char *)code_mem + 0x0b,
|
|
"address set to %p instead of %p\n", record.ExceptionAddress, (char *)code_mem + 0x0b );
|
|
|
|
if (have_vectored_api)
|
|
pRtlRemoveVectoredExceptionHandler(vectored_handler);
|
|
NtCurrentTeb()->Tib.ExceptionList = frame.Prev;
|
|
}
|
|
|
|
static void test_rtlraiseexception(void)
|
|
{
|
|
if (!pRtlRaiseException)
|
|
{
|
|
skip("RtlRaiseException not found\n");
|
|
return;
|
|
}
|
|
|
|
/* test without debugger */
|
|
run_rtlraiseexception_test(0x12345);
|
|
run_rtlraiseexception_test(EXCEPTION_BREAKPOINT);
|
|
run_rtlraiseexception_test(EXCEPTION_INVALID_HANDLE);
|
|
}
|
|
|
|
static DWORD unwind_expected_eax;
|
|
|
|
static DWORD unwind_handler( EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *frame,
|
|
CONTEXT *context, EXCEPTION_REGISTRATION_RECORD **dispatcher )
|
|
{
|
|
trace("exception: %08x flags:%x addr:%p context: Eip:%x\n",
|
|
rec->ExceptionCode, rec->ExceptionFlags, rec->ExceptionAddress, context->Eip);
|
|
|
|
ok(rec->ExceptionCode == STATUS_UNWIND, "ExceptionCode is %08x instead of %08x\n",
|
|
rec->ExceptionCode, STATUS_UNWIND);
|
|
ok(rec->ExceptionAddress == (char *)code_mem + 0x22 || broken(TRUE) /* Win10 1709 */,
|
|
"ExceptionAddress at %p instead of %p\n", rec->ExceptionAddress, (char *)code_mem + 0x22);
|
|
ok(context->Eip == (DWORD)code_mem + 0x22, "context->Eip is %08x instead of %08x\n",
|
|
context->Eip, (DWORD)code_mem + 0x22);
|
|
ok(context->Eax == unwind_expected_eax, "context->Eax is %08x instead of %08x\n",
|
|
context->Eax, unwind_expected_eax);
|
|
|
|
context->Eax += 1;
|
|
return ExceptionContinueSearch;
|
|
}
|
|
|
|
static const BYTE call_unwind_code[] = {
|
|
0x55, /* push %ebp */
|
|
0x53, /* push %ebx */
|
|
0x56, /* push %esi */
|
|
0x57, /* push %edi */
|
|
0xe8, 0x00, 0x00, 0x00, 0x00, /* call 0 */
|
|
0x58, /* 0: pop %eax */
|
|
0x05, 0x1e, 0x00, 0x00, 0x00, /* add $0x1e,%eax */
|
|
0xff, 0x74, 0x24, 0x20, /* push 0x20(%esp) */
|
|
0xff, 0x74, 0x24, 0x20, /* push 0x20(%esp) */
|
|
0x50, /* push %eax */
|
|
0xff, 0x74, 0x24, 0x24, /* push 0x24(%esp) */
|
|
0x8B, 0x44, 0x24, 0x24, /* mov 0x24(%esp),%eax */
|
|
0xff, 0xd0, /* call *%eax */
|
|
0x5f, /* pop %edi */
|
|
0x5e, /* pop %esi */
|
|
0x5b, /* pop %ebx */
|
|
0x5d, /* pop %ebp */
|
|
0xc3, /* ret */
|
|
0xcc, /* int $3 */
|
|
};
|
|
|
|
static void test_unwind(void)
|
|
{
|
|
EXCEPTION_REGISTRATION_RECORD frames[2], *frame2 = &frames[0], *frame1 = &frames[1];
|
|
DWORD (*func)(void* function, EXCEPTION_REGISTRATION_RECORD *pEndFrame, EXCEPTION_RECORD* record, DWORD retval) = code_mem;
|
|
DWORD retval;
|
|
|
|
memcpy(code_mem, call_unwind_code, sizeof(call_unwind_code));
|
|
|
|
/* add first unwind handler */
|
|
frame1->Handler = unwind_handler;
|
|
frame1->Prev = NtCurrentTeb()->Tib.ExceptionList;
|
|
NtCurrentTeb()->Tib.ExceptionList = frame1;
|
|
|
|
/* add second unwind handler */
|
|
frame2->Handler = unwind_handler;
|
|
frame2->Prev = NtCurrentTeb()->Tib.ExceptionList;
|
|
NtCurrentTeb()->Tib.ExceptionList = frame2;
|
|
|
|
/* test unwind to current frame */
|
|
unwind_expected_eax = 0xDEAD0000;
|
|
retval = func(pRtlUnwind, frame2, NULL, 0xDEAD0000);
|
|
ok(retval == 0xDEAD0000, "RtlUnwind returned eax %08x instead of %08x\n", retval, 0xDEAD0000);
|
|
ok(NtCurrentTeb()->Tib.ExceptionList == frame2, "Exception record points to %p instead of %p\n",
|
|
NtCurrentTeb()->Tib.ExceptionList, frame2);
|
|
|
|
/* unwind to frame1 */
|
|
unwind_expected_eax = 0xDEAD0000;
|
|
retval = func(pRtlUnwind, frame1, NULL, 0xDEAD0000);
|
|
ok(retval == 0xDEAD0001, "RtlUnwind returned eax %08x instead of %08x\n", retval, 0xDEAD0001);
|
|
ok(NtCurrentTeb()->Tib.ExceptionList == frame1, "Exception record points to %p instead of %p\n",
|
|
NtCurrentTeb()->Tib.ExceptionList, frame1);
|
|
|
|
/* restore original handler */
|
|
NtCurrentTeb()->Tib.ExceptionList = frame1->Prev;
|
|
}
|
|
|
|
static DWORD handler( EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *frame,
|
|
CONTEXT *context, EXCEPTION_REGISTRATION_RECORD **dispatcher )
|
|
{
|
|
const struct exception *except = *(const struct exception **)(frame + 1);
|
|
unsigned int i, parameter_count, entry = except - exceptions;
|
|
|
|
got_exception++;
|
|
trace( "exception %u: %x flags:%x addr:%p\n",
|
|
entry, rec->ExceptionCode, rec->ExceptionFlags, rec->ExceptionAddress );
|
|
|
|
ok( rec->ExceptionCode == except->status ||
|
|
(except->alt_status != 0 && rec->ExceptionCode == except->alt_status),
|
|
"%u: Wrong exception code %x/%x\n", entry, rec->ExceptionCode, except->status );
|
|
ok( context->Eip == (DWORD_PTR)code_mem + except->offset,
|
|
"%u: Unexpected eip %#x/%#lx\n", entry,
|
|
context->Eip, (DWORD_PTR)code_mem + except->offset );
|
|
ok( rec->ExceptionAddress == (char*)context->Eip ||
|
|
(rec->ExceptionCode == STATUS_BREAKPOINT && rec->ExceptionAddress == (char*)context->Eip + 1),
|
|
"%u: Unexpected exception address %p/%p\n", entry,
|
|
rec->ExceptionAddress, (char*)context->Eip );
|
|
|
|
if (except->status == STATUS_BREAKPOINT && is_wow64)
|
|
parameter_count = 1;
|
|
else if (except->alt_status == 0 || rec->ExceptionCode != except->alt_status)
|
|
parameter_count = except->nb_params;
|
|
else
|
|
parameter_count = except->alt_nb_params;
|
|
|
|
ok( rec->NumberParameters == parameter_count,
|
|
"%u: Unexpected parameter count %u/%u\n", entry, rec->NumberParameters, parameter_count );
|
|
|
|
/* Most CPUs (except Intel Core apparently) report a segment limit violation */
|
|
/* instead of page faults for accesses beyond 0xffffffff */
|
|
if (except->nb_params == 2 && except->params[1] >= 0xfffffffd)
|
|
{
|
|
if (rec->ExceptionInformation[0] == 0 && rec->ExceptionInformation[1] == 0xffffffff)
|
|
goto skip_params;
|
|
}
|
|
|
|
/* Seems that both 0xbee8 and 0xfffffffff can be returned in windows */
|
|
if (except->nb_params == 2 && rec->NumberParameters == 2
|
|
&& except->params[1] == 0xbee8 && rec->ExceptionInformation[1] == 0xffffffff
|
|
&& except->params[0] == rec->ExceptionInformation[0])
|
|
{
|
|
goto skip_params;
|
|
}
|
|
|
|
if (except->alt_status == 0 || rec->ExceptionCode != except->alt_status)
|
|
{
|
|
for (i = 0; i < rec->NumberParameters; i++)
|
|
ok( rec->ExceptionInformation[i] == except->params[i],
|
|
"%u: Wrong parameter %d: %lx/%x\n",
|
|
entry, i, rec->ExceptionInformation[i], except->params[i] );
|
|
}
|
|
else
|
|
{
|
|
for (i = 0; i < rec->NumberParameters; i++)
|
|
ok( rec->ExceptionInformation[i] == except->alt_params[i],
|
|
"%u: Wrong parameter %d: %lx/%x\n",
|
|
entry, i, rec->ExceptionInformation[i], except->alt_params[i] );
|
|
}
|
|
|
|
skip_params:
|
|
/* don't handle exception if it's not the address we expected */
|
|
if (context->Eip != (DWORD_PTR)code_mem + except->offset) return ExceptionContinueSearch;
|
|
|
|
context->Eip += except->length;
|
|
return ExceptionContinueExecution;
|
|
}
|
|
|
|
static void test_prot_fault(void)
|
|
{
|
|
unsigned int i;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(exceptions); i++)
|
|
{
|
|
if (is_wow64 && exceptions[i].wow64_broken && !strcmp( winetest_platform, "windows" ))
|
|
{
|
|
skip( "Exception %u broken on Wow64\n", i );
|
|
continue;
|
|
}
|
|
got_exception = 0;
|
|
run_exception_test(handler, &exceptions[i], &exceptions[i].code,
|
|
sizeof(exceptions[i].code), 0);
|
|
if (!i && !got_exception)
|
|
{
|
|
trace( "No exception, assuming win9x, no point in testing further\n" );
|
|
break;
|
|
}
|
|
ok( got_exception == (exceptions[i].status != 0),
|
|
"%u: bad exception count %d\n", i, got_exception );
|
|
}
|
|
}
|
|
|
|
struct dbgreg_test {
|
|
DWORD dr0, dr1, dr2, dr3, dr6, dr7;
|
|
};
|
|
|
|
/* test handling of debug registers */
|
|
static DWORD dreg_handler( EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *frame,
|
|
CONTEXT *context, EXCEPTION_REGISTRATION_RECORD **dispatcher )
|
|
{
|
|
const struct dbgreg_test *test = *(const struct dbgreg_test **)(frame + 1);
|
|
|
|
context->Eip += 2; /* Skips the popl (%eax) */
|
|
context->Dr0 = test->dr0;
|
|
context->Dr1 = test->dr1;
|
|
context->Dr2 = test->dr2;
|
|
context->Dr3 = test->dr3;
|
|
context->Dr6 = test->dr6;
|
|
context->Dr7 = test->dr7;
|
|
return ExceptionContinueExecution;
|
|
}
|
|
|
|
#define CHECK_DEBUG_REG(n, m) \
|
|
ok((ctx.Dr##n & m) == test->dr##n, "(%d) failed to set debug register " #n " to %x, got %x\n", \
|
|
test_num, test->dr##n, ctx.Dr##n)
|
|
|
|
static void check_debug_registers(int test_num, const struct dbgreg_test *test)
|
|
{
|
|
CONTEXT ctx;
|
|
NTSTATUS status;
|
|
|
|
ctx.ContextFlags = CONTEXT_DEBUG_REGISTERS;
|
|
status = pNtGetContextThread(GetCurrentThread(), &ctx);
|
|
ok(status == STATUS_SUCCESS, "NtGetContextThread failed with %x\n", status);
|
|
|
|
CHECK_DEBUG_REG(0, ~0);
|
|
CHECK_DEBUG_REG(1, ~0);
|
|
CHECK_DEBUG_REG(2, ~0);
|
|
CHECK_DEBUG_REG(3, ~0);
|
|
CHECK_DEBUG_REG(6, 0x0f);
|
|
CHECK_DEBUG_REG(7, ~0xdc00);
|
|
}
|
|
|
|
static const BYTE segfault_code[5] = {
|
|
0x31, 0xc0, /* xor %eax,%eax */
|
|
0x8f, 0x00, /* popl (%eax) - cause exception */
|
|
0xc3 /* ret */
|
|
};
|
|
|
|
/* test the single step exception behaviour */
|
|
static DWORD single_step_handler( EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *frame,
|
|
CONTEXT *context, EXCEPTION_REGISTRATION_RECORD **dispatcher )
|
|
{
|
|
got_exception++;
|
|
ok (!(context->EFlags & 0x100), "eflags has single stepping bit set\n");
|
|
|
|
if( got_exception < 3)
|
|
context->EFlags |= 0x100; /* single step until popf instruction */
|
|
else {
|
|
/* show that the last single step exception on the popf instruction
|
|
* (which removed the TF bit), still is a EXCEPTION_SINGLE_STEP exception */
|
|
ok( rec->ExceptionCode == EXCEPTION_SINGLE_STEP,
|
|
"exception is not EXCEPTION_SINGLE_STEP: %x\n", rec->ExceptionCode);
|
|
}
|
|
|
|
return ExceptionContinueExecution;
|
|
}
|
|
|
|
static const BYTE single_stepcode[] = {
|
|
0x9c, /* pushf */
|
|
0x58, /* pop %eax */
|
|
0x0d,0,1,0,0, /* or $0x100,%eax */
|
|
0x50, /* push %eax */
|
|
0x9d, /* popf */
|
|
0x35,0,1,0,0, /* xor $0x100,%eax */
|
|
0x50, /* push %eax */
|
|
0x9d, /* popf */
|
|
0xc3
|
|
};
|
|
|
|
/* Test the alignment check (AC) flag handling. */
|
|
static const BYTE align_check_code[] = {
|
|
0x55, /* push %ebp */
|
|
0x89,0xe5, /* mov %esp,%ebp */
|
|
0x9c, /* pushf */
|
|
0x58, /* pop %eax */
|
|
0x0d,0,0,4,0, /* or $0x40000,%eax */
|
|
0x50, /* push %eax */
|
|
0x9d, /* popf */
|
|
0x89,0xe0, /* mov %esp, %eax */
|
|
0x8b,0x40,0x1, /* mov 0x1(%eax), %eax - cause exception */
|
|
0x9c, /* pushf */
|
|
0x58, /* pop %eax */
|
|
0x35,0,0,4,0, /* xor $0x40000,%eax */
|
|
0x50, /* push %eax */
|
|
0x9d, /* popf */
|
|
0x5d, /* pop %ebp */
|
|
0xc3, /* ret */
|
|
};
|
|
|
|
static DWORD align_check_handler( EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *frame,
|
|
CONTEXT *context, EXCEPTION_REGISTRATION_RECORD **dispatcher )
|
|
{
|
|
ok (!(context->EFlags & 0x40000), "eflags has AC bit set\n");
|
|
got_exception++;
|
|
return ExceptionContinueExecution;
|
|
}
|
|
|
|
/* Test the direction flag handling. */
|
|
static const BYTE direction_flag_code[] = {
|
|
0x55, /* push %ebp */
|
|
0x89,0xe5, /* mov %esp,%ebp */
|
|
0xfd, /* std */
|
|
0xfa, /* cli - cause exception */
|
|
0x5d, /* pop %ebp */
|
|
0xc3, /* ret */
|
|
};
|
|
|
|
static DWORD direction_flag_handler( EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *frame,
|
|
CONTEXT *context, EXCEPTION_REGISTRATION_RECORD **dispatcher )
|
|
{
|
|
#ifdef __GNUC__
|
|
unsigned int flags;
|
|
__asm__("pushfl; popl %0; cld" : "=r" (flags) );
|
|
/* older windows versions don't clear DF properly so don't test */
|
|
if (flags & 0x400) trace( "eflags has DF bit set\n" );
|
|
#endif
|
|
ok( context->EFlags & 0x400, "context eflags has DF bit cleared\n" );
|
|
got_exception++;
|
|
context->Eip++; /* skip cli */
|
|
context->EFlags &= ~0x400; /* make sure it is cleared on return */
|
|
return ExceptionContinueExecution;
|
|
}
|
|
|
|
/* test single stepping over hardware breakpoint */
|
|
static DWORD bpx_handler( EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *frame,
|
|
CONTEXT *context, EXCEPTION_REGISTRATION_RECORD **dispatcher )
|
|
{
|
|
got_exception++;
|
|
ok( rec->ExceptionCode == EXCEPTION_SINGLE_STEP,
|
|
"wrong exception code: %x\n", rec->ExceptionCode);
|
|
|
|
if(got_exception == 1) {
|
|
/* hw bp exception on first nop */
|
|
ok( context->Eip == (DWORD)code_mem, "eip is wrong: %x instead of %x\n",
|
|
context->Eip, (DWORD)code_mem);
|
|
ok( (context->Dr6 & 0xf) == 1, "B0 flag is not set in Dr6\n");
|
|
ok( !(context->Dr6 & 0x4000), "BS flag is set in Dr6\n");
|
|
context->Dr0 = context->Dr0 + 1; /* set hw bp again on next instruction */
|
|
context->EFlags |= 0x100; /* enable single stepping */
|
|
} else if( got_exception == 2) {
|
|
/* single step exception on second nop */
|
|
ok( context->Eip == (DWORD)code_mem + 1, "eip is wrong: %x instead of %x\n",
|
|
context->Eip, (DWORD)code_mem + 1);
|
|
ok( (context->Dr6 & 0x4000), "BS flag is not set in Dr6\n");
|
|
/* depending on the win version the B0 bit is already set here as well
|
|
ok( (context->Dr6 & 0xf) == 0, "B0...3 flags in Dr6 shouldn't be set\n"); */
|
|
context->EFlags |= 0x100;
|
|
} else if( got_exception == 3) {
|
|
/* hw bp exception on second nop */
|
|
ok( context->Eip == (DWORD)code_mem + 1, "eip is wrong: %x instead of %x\n",
|
|
context->Eip, (DWORD)code_mem + 1);
|
|
ok( (context->Dr6 & 0xf) == 1, "B0 flag is not set in Dr6\n");
|
|
ok( !(context->Dr6 & 0x4000), "BS flag is set in Dr6\n");
|
|
context->Dr0 = 0; /* clear breakpoint */
|
|
context->EFlags |= 0x100;
|
|
} else {
|
|
/* single step exception on ret */
|
|
ok( context->Eip == (DWORD)code_mem + 2, "eip is wrong: %x instead of %x\n",
|
|
context->Eip, (DWORD)code_mem + 2);
|
|
ok( (context->Dr6 & 0xf) == 0, "B0...3 flags in Dr6 shouldn't be set\n");
|
|
ok( (context->Dr6 & 0x4000), "BS flag is not set in Dr6\n");
|
|
}
|
|
|
|
context->Dr6 = 0; /* clear status register */
|
|
return ExceptionContinueExecution;
|
|
}
|
|
|
|
static const BYTE dummy_code[] = { 0x90, 0x90, 0xc3 }; /* nop, nop, ret */
|
|
|
|
/* test int3 handling */
|
|
static DWORD int3_handler( EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *frame,
|
|
CONTEXT *context, EXCEPTION_REGISTRATION_RECORD **dispatcher )
|
|
{
|
|
ok( rec->ExceptionAddress == code_mem, "exception address not at: %p, but at %p\n",
|
|
code_mem, rec->ExceptionAddress);
|
|
ok( context->Eip == (DWORD)code_mem, "eip not at: %p, but at %#x\n", code_mem, context->Eip);
|
|
if(context->Eip == (DWORD)code_mem) context->Eip++; /* skip breakpoint */
|
|
|
|
return ExceptionContinueExecution;
|
|
}
|
|
|
|
static const BYTE int3_code[] = { 0xCC, 0xc3 }; /* int 3, ret */
|
|
|
|
static DWORD WINAPI hw_reg_exception_thread( void *arg )
|
|
{
|
|
int expect = (ULONG_PTR)arg;
|
|
got_exception = 0;
|
|
run_exception_test( bpx_handler, NULL, dummy_code, sizeof(dummy_code), 0 );
|
|
ok( got_exception == expect, "expected %u exceptions, got %d\n", expect, got_exception );
|
|
return 0;
|
|
}
|
|
|
|
static void test_exceptions(void)
|
|
{
|
|
CONTEXT ctx;
|
|
NTSTATUS res;
|
|
struct dbgreg_test dreg_test;
|
|
HANDLE h;
|
|
|
|
if (!pNtGetContextThread || !pNtSetContextThread)
|
|
{
|
|
skip( "NtGetContextThread/NtSetContextThread not found\n" );
|
|
return;
|
|
}
|
|
|
|
/* test handling of debug registers */
|
|
memset(&dreg_test, 0, sizeof(dreg_test));
|
|
|
|
dreg_test.dr0 = 0x42424240;
|
|
dreg_test.dr2 = 0x126bb070;
|
|
dreg_test.dr3 = 0x0badbad0;
|
|
dreg_test.dr7 = 0xffff0115;
|
|
run_exception_test(dreg_handler, &dreg_test, &segfault_code, sizeof(segfault_code), 0);
|
|
check_debug_registers(1, &dreg_test);
|
|
|
|
dreg_test.dr0 = 0x42424242;
|
|
dreg_test.dr2 = 0x100f0fe7;
|
|
dreg_test.dr3 = 0x0abebabe;
|
|
dreg_test.dr7 = 0x115;
|
|
run_exception_test(dreg_handler, &dreg_test, &segfault_code, sizeof(segfault_code), 0);
|
|
check_debug_registers(2, &dreg_test);
|
|
|
|
/* test single stepping behavior */
|
|
got_exception = 0;
|
|
run_exception_test(single_step_handler, NULL, &single_stepcode, sizeof(single_stepcode), 0);
|
|
ok(got_exception == 3, "expected 3 single step exceptions, got %d\n", got_exception);
|
|
|
|
/* test alignment exceptions */
|
|
got_exception = 0;
|
|
run_exception_test(align_check_handler, NULL, align_check_code, sizeof(align_check_code), 0);
|
|
ok(got_exception == 0, "got %d alignment faults, expected 0\n", got_exception);
|
|
|
|
/* test direction flag */
|
|
got_exception = 0;
|
|
run_exception_test(direction_flag_handler, NULL, direction_flag_code, sizeof(direction_flag_code), 0);
|
|
ok(got_exception == 1, "got %d exceptions, expected 1\n", got_exception);
|
|
|
|
/* test single stepping over hardware breakpoint */
|
|
memset(&ctx, 0, sizeof(ctx));
|
|
ctx.Dr0 = (DWORD) code_mem; /* set hw bp on first nop */
|
|
ctx.Dr7 = 3;
|
|
ctx.ContextFlags = CONTEXT_DEBUG_REGISTERS;
|
|
res = pNtSetContextThread( GetCurrentThread(), &ctx);
|
|
ok( res == STATUS_SUCCESS, "NtSetContextThread failed with %x\n", res);
|
|
|
|
got_exception = 0;
|
|
run_exception_test(bpx_handler, NULL, dummy_code, sizeof(dummy_code), 0);
|
|
ok( got_exception == 4,"expected 4 exceptions, got %d\n", got_exception);
|
|
|
|
/* test int3 handling */
|
|
run_exception_test(int3_handler, NULL, int3_code, sizeof(int3_code), 0);
|
|
|
|
/* test that hardware breakpoints are not inherited by created threads */
|
|
res = pNtSetContextThread( GetCurrentThread(), &ctx );
|
|
ok( res == STATUS_SUCCESS, "NtSetContextThread failed with %x\n", res );
|
|
|
|
h = CreateThread( NULL, 0, hw_reg_exception_thread, 0, 0, NULL );
|
|
WaitForSingleObject( h, 10000 );
|
|
CloseHandle( h );
|
|
|
|
h = CreateThread( NULL, 0, hw_reg_exception_thread, (void *)4, CREATE_SUSPENDED, NULL );
|
|
ctx.ContextFlags = CONTEXT_DEBUG_REGISTERS;
|
|
res = pNtGetContextThread( h, &ctx );
|
|
ok( res == STATUS_SUCCESS, "NtGetContextThread failed with %x\n", res );
|
|
ok( ctx.Dr0 == 0, "dr0 %x\n", ctx.Dr0 );
|
|
ok( ctx.Dr7 == 0, "dr7 %x\n", ctx.Dr7 );
|
|
ctx.Dr0 = (DWORD)code_mem;
|
|
ctx.Dr7 = 3;
|
|
res = pNtSetContextThread( h, &ctx );
|
|
ok( res == STATUS_SUCCESS, "NtSetContextThread failed with %x\n", res );
|
|
ResumeThread( h );
|
|
WaitForSingleObject( h, 10000 );
|
|
CloseHandle( h );
|
|
|
|
ctx.Dr0 = 0;
|
|
ctx.Dr7 = 0;
|
|
res = pNtSetContextThread( GetCurrentThread(), &ctx );
|
|
ok( res == STATUS_SUCCESS, "NtSetContextThread failed with %x\n", res );
|
|
}
|
|
|
|
static void test_debugger(void)
|
|
{
|
|
char cmdline[MAX_PATH];
|
|
PROCESS_INFORMATION pi;
|
|
STARTUPINFOA si = { 0 };
|
|
DEBUG_EVENT de;
|
|
DWORD continuestatus;
|
|
PVOID code_mem_address = NULL;
|
|
NTSTATUS status;
|
|
SIZE_T size_read;
|
|
BOOL ret;
|
|
int counter = 0;
|
|
si.cb = sizeof(si);
|
|
|
|
if(!pNtGetContextThread || !pNtSetContextThread || !pNtReadVirtualMemory || !pNtTerminateProcess)
|
|
{
|
|
skip("NtGetContextThread, NtSetContextThread, NtReadVirtualMemory or NtTerminateProcess not found\n");
|
|
return;
|
|
}
|
|
|
|
sprintf(cmdline, "%s %s %s %p", my_argv[0], my_argv[1], "debuggee", &test_stage);
|
|
ret = CreateProcessA(NULL, cmdline, NULL, NULL, FALSE, DEBUG_PROCESS, NULL, NULL, &si, &pi);
|
|
ok(ret, "could not create child process error: %u\n", GetLastError());
|
|
if (!ret)
|
|
return;
|
|
|
|
do
|
|
{
|
|
continuestatus = DBG_CONTINUE;
|
|
ok(WaitForDebugEvent(&de, INFINITE), "reading debug event\n");
|
|
|
|
ret = ContinueDebugEvent(de.dwProcessId, de.dwThreadId, 0xdeadbeef);
|
|
ok(!ret, "ContinueDebugEvent unexpectedly succeeded\n");
|
|
ok(GetLastError() == ERROR_INVALID_PARAMETER, "Unexpected last error: %u\n", GetLastError());
|
|
|
|
if (de.dwThreadId != pi.dwThreadId)
|
|
{
|
|
trace("event %d not coming from main thread, ignoring\n", de.dwDebugEventCode);
|
|
ContinueDebugEvent(de.dwProcessId, de.dwThreadId, DBG_CONTINUE);
|
|
continue;
|
|
}
|
|
|
|
if (de.dwDebugEventCode == CREATE_PROCESS_DEBUG_EVENT)
|
|
{
|
|
if(de.u.CreateProcessInfo.lpBaseOfImage != NtCurrentTeb()->Peb->ImageBaseAddress)
|
|
{
|
|
skip("child process loaded at different address, terminating it\n");
|
|
pNtTerminateProcess(pi.hProcess, 0);
|
|
}
|
|
}
|
|
else if (de.dwDebugEventCode == EXCEPTION_DEBUG_EVENT)
|
|
{
|
|
CONTEXT ctx;
|
|
int stage;
|
|
|
|
counter++;
|
|
status = pNtReadVirtualMemory(pi.hProcess, &code_mem, &code_mem_address,
|
|
sizeof(code_mem_address), &size_read);
|
|
ok(!status,"NtReadVirtualMemory failed with 0x%x\n", status);
|
|
status = pNtReadVirtualMemory(pi.hProcess, &test_stage, &stage,
|
|
sizeof(stage), &size_read);
|
|
ok(!status,"NtReadVirtualMemory failed with 0x%x\n", status);
|
|
|
|
ctx.ContextFlags = CONTEXT_FULL;
|
|
status = pNtGetContextThread(pi.hThread, &ctx);
|
|
ok(!status, "NtGetContextThread failed with 0x%x\n", status);
|
|
|
|
trace("exception 0x%x at %p firstchance=%d Eip=0x%x, Eax=0x%x\n",
|
|
de.u.Exception.ExceptionRecord.ExceptionCode,
|
|
de.u.Exception.ExceptionRecord.ExceptionAddress, de.u.Exception.dwFirstChance, ctx.Eip, ctx.Eax);
|
|
|
|
if (counter > 100)
|
|
{
|
|
ok(FALSE, "got way too many exceptions, probably caught in an infinite loop, terminating child\n");
|
|
pNtTerminateProcess(pi.hProcess, 1);
|
|
}
|
|
else if (counter >= 2) /* skip startup breakpoint */
|
|
{
|
|
if (stage == 1)
|
|
{
|
|
ok((char *)ctx.Eip == (char *)code_mem_address + 0xb, "Eip at %x instead of %p\n",
|
|
ctx.Eip, (char *)code_mem_address + 0xb);
|
|
/* setting the context from debugger does not affect the context, the exception handlers gets */
|
|
/* uncomment once wine is fixed */
|
|
/* ctx.Eip = 0x12345; */
|
|
ctx.Eax = 0xf00f00f1;
|
|
|
|
/* let the debuggee handle the exception */
|
|
continuestatus = DBG_EXCEPTION_NOT_HANDLED;
|
|
}
|
|
else if (stage == 2)
|
|
{
|
|
if (de.u.Exception.dwFirstChance)
|
|
{
|
|
/* debugger gets first chance exception with unmodified ctx.Eip */
|
|
ok((char *)ctx.Eip == (char *)code_mem_address + 0xb, "Eip at 0x%x instead of %p\n",
|
|
ctx.Eip, (char *)code_mem_address + 0xb);
|
|
|
|
/* setting the context from debugger does not affect the context, the exception handlers gets */
|
|
/* uncomment once wine is fixed */
|
|
/* ctx.Eip = 0x12345; */
|
|
ctx.Eax = 0xf00f00f1;
|
|
|
|
/* pass exception to debuggee
|
|
* exception will not be handled and
|
|
* a second chance exception will be raised */
|
|
continuestatus = DBG_EXCEPTION_NOT_HANDLED;
|
|
}
|
|
else
|
|
{
|
|
/* debugger gets context after exception handler has played with it */
|
|
/* ctx.Eip is the same value the exception handler got */
|
|
if (de.u.Exception.ExceptionRecord.ExceptionCode == EXCEPTION_BREAKPOINT)
|
|
{
|
|
ok((char *)ctx.Eip == (char *)code_mem_address + 0xa ||
|
|
broken(is_wow64 && (char *)ctx.Eip == (char *)code_mem_address + 0xb),
|
|
"Eip at 0x%x instead of %p\n",
|
|
ctx.Eip, (char *)code_mem_address + 0xa);
|
|
/* need to fixup Eip for debuggee */
|
|
if ((char *)ctx.Eip == (char *)code_mem_address + 0xa)
|
|
ctx.Eip += 1;
|
|
}
|
|
else
|
|
ok((char *)ctx.Eip == (char *)code_mem_address + 0xb, "Eip at 0x%x instead of %p\n",
|
|
ctx.Eip, (char *)code_mem_address + 0xb);
|
|
/* here we handle exception */
|
|
}
|
|
}
|
|
else if (stage == 7 || stage == 8)
|
|
{
|
|
ok(de.u.Exception.ExceptionRecord.ExceptionCode == EXCEPTION_BREAKPOINT,
|
|
"expected EXCEPTION_BREAKPOINT, got %08x\n", de.u.Exception.ExceptionRecord.ExceptionCode);
|
|
ok((char *)ctx.Eip == (char *)code_mem_address + 0x1d,
|
|
"expected Eip = %p, got 0x%x\n", (char *)code_mem_address + 0x1d, ctx.Eip);
|
|
|
|
if (stage == 8) continuestatus = DBG_EXCEPTION_NOT_HANDLED;
|
|
}
|
|
else if (stage == 9 || stage == 10)
|
|
{
|
|
ok(de.u.Exception.ExceptionRecord.ExceptionCode == EXCEPTION_BREAKPOINT,
|
|
"expected EXCEPTION_BREAKPOINT, got %08x\n", de.u.Exception.ExceptionRecord.ExceptionCode);
|
|
ok((char *)ctx.Eip == (char *)code_mem_address + 2,
|
|
"expected Eip = %p, got 0x%x\n", (char *)code_mem_address + 2, ctx.Eip);
|
|
|
|
if (stage == 10) continuestatus = DBG_EXCEPTION_NOT_HANDLED;
|
|
}
|
|
else if (stage == 11 || stage == 12 || stage == 13)
|
|
{
|
|
ok(de.u.Exception.ExceptionRecord.ExceptionCode == EXCEPTION_INVALID_HANDLE,
|
|
"unexpected exception code %08x, expected %08x\n", de.u.Exception.ExceptionRecord.ExceptionCode,
|
|
EXCEPTION_INVALID_HANDLE);
|
|
ok(de.u.Exception.ExceptionRecord.NumberParameters == 0,
|
|
"unexpected number of parameters %d, expected 0\n", de.u.Exception.ExceptionRecord.NumberParameters);
|
|
|
|
if (stage == 12|| stage == 13) continuestatus = DBG_EXCEPTION_NOT_HANDLED;
|
|
}
|
|
else
|
|
ok(FALSE, "unexpected stage %x\n", stage);
|
|
|
|
status = pNtSetContextThread(pi.hThread, &ctx);
|
|
ok(!status, "NtSetContextThread failed with 0x%x\n", status);
|
|
}
|
|
}
|
|
else if (de.dwDebugEventCode == OUTPUT_DEBUG_STRING_EVENT)
|
|
{
|
|
int stage;
|
|
char buffer[64];
|
|
|
|
status = pNtReadVirtualMemory(pi.hProcess, &test_stage, &stage,
|
|
sizeof(stage), &size_read);
|
|
ok(!status,"NtReadVirtualMemory failed with 0x%x\n", status);
|
|
|
|
ok(!de.u.DebugString.fUnicode, "unexpected unicode debug string event\n");
|
|
ok(de.u.DebugString.nDebugStringLength < sizeof(buffer) - 1, "buffer not large enough to hold %d bytes\n",
|
|
de.u.DebugString.nDebugStringLength);
|
|
|
|
memset(buffer, 0, sizeof(buffer));
|
|
status = pNtReadVirtualMemory(pi.hProcess, de.u.DebugString.lpDebugStringData, buffer,
|
|
de.u.DebugString.nDebugStringLength, &size_read);
|
|
ok(!status,"NtReadVirtualMemory failed with 0x%x\n", status);
|
|
|
|
if (stage == 3 || stage == 4)
|
|
ok(!strcmp(buffer, "Hello World"), "got unexpected debug string '%s'\n", buffer);
|
|
else /* ignore unrelated debug strings like 'SHIMVIEW: ShimInfo(Complete)' */
|
|
ok(strstr(buffer, "SHIMVIEW") != NULL, "unexpected stage %x, got debug string event '%s'\n", stage, buffer);
|
|
|
|
if (stage == 4) continuestatus = DBG_EXCEPTION_NOT_HANDLED;
|
|
}
|
|
else if (de.dwDebugEventCode == RIP_EVENT)
|
|
{
|
|
int stage;
|
|
|
|
status = pNtReadVirtualMemory(pi.hProcess, &test_stage, &stage,
|
|
sizeof(stage), &size_read);
|
|
ok(!status,"NtReadVirtualMemory failed with 0x%x\n", status);
|
|
|
|
if (stage == 5 || stage == 6)
|
|
{
|
|
ok(de.u.RipInfo.dwError == 0x11223344, "got unexpected rip error code %08x, expected %08x\n",
|
|
de.u.RipInfo.dwError, 0x11223344);
|
|
ok(de.u.RipInfo.dwType == 0x55667788, "got unexpected rip type %08x, expected %08x\n",
|
|
de.u.RipInfo.dwType, 0x55667788);
|
|
}
|
|
else
|
|
ok(FALSE, "unexpected stage %x\n", stage);
|
|
|
|
if (stage == 6) continuestatus = DBG_EXCEPTION_NOT_HANDLED;
|
|
}
|
|
|
|
ContinueDebugEvent(de.dwProcessId, de.dwThreadId, continuestatus);
|
|
|
|
} while (de.dwDebugEventCode != EXIT_PROCESS_DEBUG_EVENT);
|
|
|
|
wait_child_process( pi.hProcess );
|
|
ret = CloseHandle(pi.hThread);
|
|
ok(ret, "error %u\n", GetLastError());
|
|
ret = CloseHandle(pi.hProcess);
|
|
ok(ret, "error %u\n", GetLastError());
|
|
|
|
return;
|
|
}
|
|
|
|
static DWORD simd_fault_handler( EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *frame,
|
|
CONTEXT *context, EXCEPTION_REGISTRATION_RECORD **dispatcher )
|
|
{
|
|
int *stage = *(int **)(frame + 1);
|
|
|
|
got_exception++;
|
|
|
|
if( *stage == 1) {
|
|
/* fault while executing sse instruction */
|
|
context->Eip += 3; /* skip addps */
|
|
return ExceptionContinueExecution;
|
|
}
|
|
else if ( *stage == 2 || *stage == 3 ) {
|
|
/* stage 2 - divide by zero fault */
|
|
/* stage 3 - invalid operation fault */
|
|
if( rec->ExceptionCode == EXCEPTION_ILLEGAL_INSTRUCTION)
|
|
skip("system doesn't support SIMD exceptions\n");
|
|
else {
|
|
ok( rec->ExceptionCode == STATUS_FLOAT_MULTIPLE_TRAPS,
|
|
"exception code: %#x, should be %#x\n",
|
|
rec->ExceptionCode, STATUS_FLOAT_MULTIPLE_TRAPS);
|
|
ok( rec->NumberParameters == 1 || broken(is_wow64 && rec->NumberParameters == 2),
|
|
"# of params: %i, should be 1\n",
|
|
rec->NumberParameters);
|
|
if( rec->NumberParameters == 1 )
|
|
ok( rec->ExceptionInformation[0] == 0, "param #1: %lx, should be 0\n", rec->ExceptionInformation[0]);
|
|
}
|
|
context->Eip += 3; /* skip divps */
|
|
}
|
|
else
|
|
ok(FALSE, "unexpected stage %x\n", *stage);
|
|
|
|
return ExceptionContinueExecution;
|
|
}
|
|
|
|
static const BYTE simd_exception_test[] = {
|
|
0x83, 0xec, 0x4, /* sub $0x4, %esp */
|
|
0x0f, 0xae, 0x1c, 0x24, /* stmxcsr (%esp) */
|
|
0x8b, 0x04, 0x24, /* mov (%esp),%eax * store mxcsr */
|
|
0x66, 0x81, 0x24, 0x24, 0xff, 0xfd, /* andw $0xfdff,(%esp) * enable divide by */
|
|
0x0f, 0xae, 0x14, 0x24, /* ldmxcsr (%esp) * zero exceptions */
|
|
0x6a, 0x01, /* push $0x1 */
|
|
0x6a, 0x01, /* push $0x1 */
|
|
0x6a, 0x01, /* push $0x1 */
|
|
0x6a, 0x01, /* push $0x1 */
|
|
0x0f, 0x10, 0x0c, 0x24, /* movups (%esp),%xmm1 * fill dividend */
|
|
0x0f, 0x57, 0xc0, /* xorps %xmm0,%xmm0 * clear divisor */
|
|
0x0f, 0x5e, 0xc8, /* divps %xmm0,%xmm1 * generate fault */
|
|
0x83, 0xc4, 0x10, /* add $0x10,%esp */
|
|
0x89, 0x04, 0x24, /* mov %eax,(%esp) * restore to old mxcsr */
|
|
0x0f, 0xae, 0x14, 0x24, /* ldmxcsr (%esp) */
|
|
0x83, 0xc4, 0x04, /* add $0x4,%esp */
|
|
0xc3, /* ret */
|
|
};
|
|
|
|
static const BYTE simd_exception_test2[] = {
|
|
0x83, 0xec, 0x4, /* sub $0x4, %esp */
|
|
0x0f, 0xae, 0x1c, 0x24, /* stmxcsr (%esp) */
|
|
0x8b, 0x04, 0x24, /* mov (%esp),%eax * store mxcsr */
|
|
0x66, 0x81, 0x24, 0x24, 0x7f, 0xff, /* andw $0xff7f,(%esp) * enable invalid */
|
|
0x0f, 0xae, 0x14, 0x24, /* ldmxcsr (%esp) * operation exceptions */
|
|
0x0f, 0x57, 0xc9, /* xorps %xmm1,%xmm1 * clear dividend */
|
|
0x0f, 0x57, 0xc0, /* xorps %xmm0,%xmm0 * clear divisor */
|
|
0x0f, 0x5e, 0xc8, /* divps %xmm0,%xmm1 * generate fault */
|
|
0x89, 0x04, 0x24, /* mov %eax,(%esp) * restore to old mxcsr */
|
|
0x0f, 0xae, 0x14, 0x24, /* ldmxcsr (%esp) */
|
|
0x83, 0xc4, 0x04, /* add $0x4,%esp */
|
|
0xc3, /* ret */
|
|
};
|
|
|
|
static const BYTE sse_check[] = {
|
|
0x0f, 0x58, 0xc8, /* addps %xmm0,%xmm1 */
|
|
0xc3, /* ret */
|
|
};
|
|
|
|
static void test_simd_exceptions(void)
|
|
{
|
|
int stage;
|
|
|
|
/* test if CPU & OS can do sse */
|
|
stage = 1;
|
|
got_exception = 0;
|
|
run_exception_test(simd_fault_handler, &stage, sse_check, sizeof(sse_check), 0);
|
|
if(got_exception) {
|
|
skip("system doesn't support SSE\n");
|
|
return;
|
|
}
|
|
|
|
/* generate a SIMD exception */
|
|
stage = 2;
|
|
got_exception = 0;
|
|
run_exception_test(simd_fault_handler, &stage, simd_exception_test,
|
|
sizeof(simd_exception_test), 0);
|
|
ok(got_exception == 1, "got exception: %i, should be 1\n", got_exception);
|
|
|
|
/* generate a SIMD exception, test FPE_FLTINV */
|
|
stage = 3;
|
|
got_exception = 0;
|
|
run_exception_test(simd_fault_handler, &stage, simd_exception_test2,
|
|
sizeof(simd_exception_test2), 0);
|
|
ok(got_exception == 1, "got exception: %i, should be 1\n", got_exception);
|
|
}
|
|
|
|
struct fpu_exception_info
|
|
{
|
|
DWORD exception_code;
|
|
DWORD exception_offset;
|
|
DWORD eip_offset;
|
|
};
|
|
|
|
static DWORD fpu_exception_handler(EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *frame,
|
|
CONTEXT *context, EXCEPTION_REGISTRATION_RECORD **dispatcher)
|
|
{
|
|
struct fpu_exception_info *info = *(struct fpu_exception_info **)(frame + 1);
|
|
|
|
info->exception_code = rec->ExceptionCode;
|
|
info->exception_offset = (BYTE *)rec->ExceptionAddress - (BYTE *)code_mem;
|
|
info->eip_offset = context->Eip - (DWORD)code_mem;
|
|
|
|
++context->Eip;
|
|
return ExceptionContinueExecution;
|
|
}
|
|
|
|
static void test_fpu_exceptions(void)
|
|
{
|
|
static const BYTE fpu_exception_test_ie[] =
|
|
{
|
|
0x83, 0xec, 0x04, /* sub $0x4,%esp */
|
|
0x66, 0xc7, 0x04, 0x24, 0xfe, 0x03, /* movw $0x3fe,(%esp) */
|
|
0x9b, 0xd9, 0x7c, 0x24, 0x02, /* fstcw 0x2(%esp) */
|
|
0xd9, 0x2c, 0x24, /* fldcw (%esp) */
|
|
0xd9, 0xee, /* fldz */
|
|
0xd9, 0xe8, /* fld1 */
|
|
0xde, 0xf1, /* fdivp */
|
|
0xdd, 0xd8, /* fstp %st(0) */
|
|
0xdd, 0xd8, /* fstp %st(0) */
|
|
0x9b, /* fwait */
|
|
0xdb, 0xe2, /* fnclex */
|
|
0xd9, 0x6c, 0x24, 0x02, /* fldcw 0x2(%esp) */
|
|
0x83, 0xc4, 0x04, /* add $0x4,%esp */
|
|
0xc3, /* ret */
|
|
};
|
|
|
|
static const BYTE fpu_exception_test_de[] =
|
|
{
|
|
0x83, 0xec, 0x04, /* sub $0x4,%esp */
|
|
0x66, 0xc7, 0x04, 0x24, 0xfb, 0x03, /* movw $0x3fb,(%esp) */
|
|
0x9b, 0xd9, 0x7c, 0x24, 0x02, /* fstcw 0x2(%esp) */
|
|
0xd9, 0x2c, 0x24, /* fldcw (%esp) */
|
|
0xdd, 0xd8, /* fstp %st(0) */
|
|
0xd9, 0xee, /* fldz */
|
|
0xd9, 0xe8, /* fld1 */
|
|
0xde, 0xf1, /* fdivp */
|
|
0x9b, /* fwait */
|
|
0xdb, 0xe2, /* fnclex */
|
|
0xdd, 0xd8, /* fstp %st(0) */
|
|
0xdd, 0xd8, /* fstp %st(0) */
|
|
0xd9, 0x6c, 0x24, 0x02, /* fldcw 0x2(%esp) */
|
|
0x83, 0xc4, 0x04, /* add $0x4,%esp */
|
|
0xc3, /* ret */
|
|
};
|
|
|
|
struct fpu_exception_info info;
|
|
|
|
memset(&info, 0, sizeof(info));
|
|
run_exception_test(fpu_exception_handler, &info, fpu_exception_test_ie, sizeof(fpu_exception_test_ie), 0);
|
|
ok(info.exception_code == EXCEPTION_FLT_STACK_CHECK,
|
|
"Got exception code %#x, expected EXCEPTION_FLT_STACK_CHECK\n", info.exception_code);
|
|
ok(info.exception_offset == 0x19 ||
|
|
broken( info.exception_offset == info.eip_offset ),
|
|
"Got exception offset %#x, expected 0x19\n", info.exception_offset);
|
|
ok(info.eip_offset == 0x1b, "Got EIP offset %#x, expected 0x1b\n", info.eip_offset);
|
|
|
|
memset(&info, 0, sizeof(info));
|
|
run_exception_test(fpu_exception_handler, &info, fpu_exception_test_de, sizeof(fpu_exception_test_de), 0);
|
|
ok(info.exception_code == EXCEPTION_FLT_DIVIDE_BY_ZERO,
|
|
"Got exception code %#x, expected EXCEPTION_FLT_DIVIDE_BY_ZERO\n", info.exception_code);
|
|
ok(info.exception_offset == 0x17 ||
|
|
broken( info.exception_offset == info.eip_offset ),
|
|
"Got exception offset %#x, expected 0x17\n", info.exception_offset);
|
|
ok(info.eip_offset == 0x19, "Got EIP offset %#x, expected 0x19\n", info.eip_offset);
|
|
}
|
|
|
|
struct dpe_exception_info {
|
|
BOOL exception_caught;
|
|
DWORD exception_info;
|
|
};
|
|
|
|
static DWORD dpe_exception_handler(EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *frame,
|
|
CONTEXT *context, EXCEPTION_REGISTRATION_RECORD **dispatcher)
|
|
{
|
|
DWORD old_prot;
|
|
struct dpe_exception_info *info = *(struct dpe_exception_info **)(frame + 1);
|
|
|
|
ok(rec->ExceptionCode == EXCEPTION_ACCESS_VIOLATION,
|
|
"Exception code %08x\n", rec->ExceptionCode);
|
|
ok(rec->NumberParameters == 2,
|
|
"Parameter count: %d\n", rec->NumberParameters);
|
|
ok((LPVOID)rec->ExceptionInformation[1] == code_mem,
|
|
"Exception address: %p, expected %p\n",
|
|
(LPVOID)rec->ExceptionInformation[1], code_mem);
|
|
|
|
info->exception_info = rec->ExceptionInformation[0];
|
|
info->exception_caught = TRUE;
|
|
|
|
VirtualProtect(code_mem, 1, PAGE_EXECUTE_READWRITE, &old_prot);
|
|
return ExceptionContinueExecution;
|
|
}
|
|
|
|
static void test_dpe_exceptions(void)
|
|
{
|
|
static const BYTE single_ret[] = {0xC3};
|
|
struct dpe_exception_info info;
|
|
NTSTATUS stat;
|
|
BOOL has_hw_support;
|
|
BOOL is_permanent = FALSE, can_test_without = TRUE, can_test_with = TRUE;
|
|
DWORD val;
|
|
ULONG len;
|
|
|
|
/* Query DEP with len too small */
|
|
stat = pNtQueryInformationProcess(GetCurrentProcess(), ProcessExecuteFlags, &val, sizeof val - 1, &len);
|
|
if(stat == STATUS_INVALID_INFO_CLASS)
|
|
{
|
|
skip("This software platform does not support DEP\n");
|
|
return;
|
|
}
|
|
ok(stat == STATUS_INFO_LENGTH_MISMATCH, "buffer too small: %08x\n", stat);
|
|
|
|
/* Query DEP */
|
|
stat = pNtQueryInformationProcess(GetCurrentProcess(), ProcessExecuteFlags, &val, sizeof val, &len);
|
|
ok(stat == STATUS_SUCCESS, "querying DEP: status %08x\n", stat);
|
|
if(stat == STATUS_SUCCESS)
|
|
{
|
|
ok(len == sizeof val, "returned length: %d\n", len);
|
|
if(val & MEM_EXECUTE_OPTION_PERMANENT)
|
|
{
|
|
skip("toggling DEP impossible - status locked\n");
|
|
is_permanent = TRUE;
|
|
if(val & MEM_EXECUTE_OPTION_DISABLE)
|
|
can_test_without = FALSE;
|
|
else
|
|
can_test_with = FALSE;
|
|
}
|
|
}
|
|
|
|
if(!is_permanent)
|
|
{
|
|
/* Enable DEP */
|
|
val = MEM_EXECUTE_OPTION_DISABLE;
|
|
stat = pNtSetInformationProcess(GetCurrentProcess(), ProcessExecuteFlags, &val, sizeof val);
|
|
ok(stat == STATUS_SUCCESS, "enabling DEP: status %08x\n", stat);
|
|
}
|
|
|
|
if(can_test_with)
|
|
{
|
|
/* Try access to locked page with DEP on*/
|
|
info.exception_caught = FALSE;
|
|
run_exception_test(dpe_exception_handler, &info, single_ret, sizeof(single_ret), PAGE_NOACCESS);
|
|
ok(info.exception_caught == TRUE, "Execution of disabled memory succeeded\n");
|
|
ok(info.exception_info == EXCEPTION_READ_FAULT ||
|
|
info.exception_info == EXCEPTION_EXECUTE_FAULT,
|
|
"Access violation type: %08x\n", (unsigned)info.exception_info);
|
|
has_hw_support = info.exception_info == EXCEPTION_EXECUTE_FAULT;
|
|
trace("DEP hardware support: %s\n", has_hw_support?"Yes":"No");
|
|
|
|
/* Try execution of data with DEP on*/
|
|
info.exception_caught = FALSE;
|
|
run_exception_test(dpe_exception_handler, &info, single_ret, sizeof(single_ret), PAGE_READWRITE);
|
|
if(has_hw_support)
|
|
{
|
|
ok(info.exception_caught == TRUE, "Execution of data memory succeeded\n");
|
|
ok(info.exception_info == EXCEPTION_EXECUTE_FAULT,
|
|
"Access violation type: %08x\n", (unsigned)info.exception_info);
|
|
}
|
|
else
|
|
ok(info.exception_caught == FALSE, "Execution trapped without hardware support\n");
|
|
}
|
|
else
|
|
skip("DEP is in AlwaysOff state\n");
|
|
|
|
if(!is_permanent)
|
|
{
|
|
/* Disable DEP */
|
|
val = MEM_EXECUTE_OPTION_ENABLE;
|
|
stat = pNtSetInformationProcess(GetCurrentProcess(), ProcessExecuteFlags, &val, sizeof val);
|
|
ok(stat == STATUS_SUCCESS, "disabling DEP: status %08x\n", stat);
|
|
}
|
|
|
|
/* page is read without exec here */
|
|
if(can_test_without)
|
|
{
|
|
/* Try execution of data with DEP off */
|
|
info.exception_caught = FALSE;
|
|
run_exception_test(dpe_exception_handler, &info, single_ret, sizeof(single_ret), PAGE_READWRITE);
|
|
ok(info.exception_caught == FALSE, "Execution trapped with DEP turned off\n");
|
|
|
|
/* Try access to locked page with DEP off - error code is different than
|
|
with hardware DEP on */
|
|
info.exception_caught = FALSE;
|
|
run_exception_test(dpe_exception_handler, &info, single_ret, sizeof(single_ret), PAGE_NOACCESS);
|
|
ok(info.exception_caught == TRUE, "Execution of disabled memory succeeded\n");
|
|
ok(info.exception_info == EXCEPTION_READ_FAULT,
|
|
"Access violation type: %08x\n", (unsigned)info.exception_info);
|
|
}
|
|
else
|
|
skip("DEP is in AlwaysOn state\n");
|
|
|
|
if(!is_permanent)
|
|
{
|
|
/* Turn off DEP permanently */
|
|
val = MEM_EXECUTE_OPTION_ENABLE | MEM_EXECUTE_OPTION_PERMANENT;
|
|
stat = pNtSetInformationProcess(GetCurrentProcess(), ProcessExecuteFlags, &val, sizeof val);
|
|
ok(stat == STATUS_SUCCESS, "disabling DEP permanently: status %08x\n", stat);
|
|
}
|
|
|
|
/* Try to turn off DEP */
|
|
val = MEM_EXECUTE_OPTION_ENABLE;
|
|
stat = pNtSetInformationProcess(GetCurrentProcess(), ProcessExecuteFlags, &val, sizeof val);
|
|
ok(stat == STATUS_ACCESS_DENIED, "disabling DEP while permanent: status %08x\n", stat);
|
|
|
|
/* Try to turn on DEP */
|
|
val = MEM_EXECUTE_OPTION_DISABLE;
|
|
stat = pNtSetInformationProcess(GetCurrentProcess(), ProcessExecuteFlags, &val, sizeof val);
|
|
ok(stat == STATUS_ACCESS_DENIED, "enabling DEP while permanent: status %08x\n", stat);
|
|
}
|
|
|
|
static void test_thread_context(void)
|
|
{
|
|
CONTEXT context;
|
|
NTSTATUS status;
|
|
struct expected
|
|
{
|
|
DWORD Eax, Ebx, Ecx, Edx, Esi, Edi, Ebp, Esp, Eip,
|
|
SegCs, SegDs, SegEs, SegFs, SegGs, SegSs, EFlags, prev_frame,
|
|
x87_control;
|
|
} expect;
|
|
NTSTATUS (*func_ptr)( struct expected *res, void *func, void *arg1, void *arg2,
|
|
DWORD *new_x87_control ) = (void *)code_mem;
|
|
DWORD new_x87_control;
|
|
|
|
static const BYTE call_func[] =
|
|
{
|
|
0x55, /* pushl %ebp */
|
|
0x89, 0xe5, /* mov %esp,%ebp */
|
|
0x50, /* pushl %eax ; add a bit of offset to the stack */
|
|
0x50, /* pushl %eax */
|
|
0x50, /* pushl %eax */
|
|
0x50, /* pushl %eax */
|
|
0x8b, 0x45, 0x08, /* mov 0x8(%ebp),%eax */
|
|
0x8f, 0x00, /* popl (%eax) */
|
|
0x89, 0x58, 0x04, /* mov %ebx,0x4(%eax) */
|
|
0x89, 0x48, 0x08, /* mov %ecx,0x8(%eax) */
|
|
0x89, 0x50, 0x0c, /* mov %edx,0xc(%eax) */
|
|
0x89, 0x70, 0x10, /* mov %esi,0x10(%eax) */
|
|
0x89, 0x78, 0x14, /* mov %edi,0x14(%eax) */
|
|
0x89, 0x68, 0x18, /* mov %ebp,0x18(%eax) */
|
|
0x89, 0x60, 0x1c, /* mov %esp,0x1c(%eax) */
|
|
0xff, 0x75, 0x04, /* pushl 0x4(%ebp) */
|
|
0x8f, 0x40, 0x20, /* popl 0x20(%eax) */
|
|
0x8c, 0x48, 0x24, /* mov %cs,0x24(%eax) */
|
|
0x8c, 0x58, 0x28, /* mov %ds,0x28(%eax) */
|
|
0x8c, 0x40, 0x2c, /* mov %es,0x2c(%eax) */
|
|
0x8c, 0x60, 0x30, /* mov %fs,0x30(%eax) */
|
|
0x8c, 0x68, 0x34, /* mov %gs,0x34(%eax) */
|
|
0x8c, 0x50, 0x38, /* mov %ss,0x38(%eax) */
|
|
0x9c, /* pushf */
|
|
0x8f, 0x40, 0x3c, /* popl 0x3c(%eax) */
|
|
0xff, 0x75, 0x00, /* pushl 0x0(%ebp) ; previous stack frame */
|
|
0x8f, 0x40, 0x40, /* popl 0x40(%eax) */
|
|
/* pushl $0x47f */
|
|
0x68, 0x7f, 0x04, 0x00, 0x00,
|
|
0x8f, 0x40, 0x44, /* popl 0x44(%eax) */
|
|
0xd9, 0x68, 0x44, /* fldcw 0x44(%eax) */
|
|
|
|
0x8b, 0x00, /* mov (%eax),%eax */
|
|
0xff, 0x75, 0x14, /* pushl 0x14(%ebp) */
|
|
0xff, 0x75, 0x10, /* pushl 0x10(%ebp) */
|
|
0xff, 0x55, 0x0c, /* call *0xc(%ebp) */
|
|
|
|
0x8b, 0x55, 0x18, /* mov 0x18(%ebp),%edx */
|
|
0x9b, 0xd9, 0x3a, /* fstcw (%edx) */
|
|
0xdb, 0xe3, /* fninit */
|
|
|
|
0xc9, /* leave */
|
|
0xc3, /* ret */
|
|
};
|
|
|
|
memcpy( func_ptr, call_func, sizeof(call_func) );
|
|
|
|
#define COMPARE(reg) \
|
|
ok( context.reg == expect.reg, "wrong " #reg " %08x/%08x\n", context.reg, expect.reg )
|
|
|
|
memset( &context, 0xcc, sizeof(context) );
|
|
memset( &expect, 0xcc, sizeof(expect) );
|
|
func_ptr( &expect, pRtlCaptureContext, &context, 0, &new_x87_control );
|
|
trace( "expect: eax=%08x ebx=%08x ecx=%08x edx=%08x esi=%08x edi=%08x ebp=%08x esp=%08x "
|
|
"eip=%08x cs=%04x ds=%04x es=%04x fs=%04x gs=%04x ss=%04x flags=%08x prev=%08x\n",
|
|
expect.Eax, expect.Ebx, expect.Ecx, expect.Edx, expect.Esi, expect.Edi,
|
|
expect.Ebp, expect.Esp, expect.Eip, expect.SegCs, expect.SegDs, expect.SegEs,
|
|
expect.SegFs, expect.SegGs, expect.SegSs, expect.EFlags, expect.prev_frame );
|
|
trace( "actual: eax=%08x ebx=%08x ecx=%08x edx=%08x esi=%08x edi=%08x ebp=%08x esp=%08x "
|
|
"eip=%08x cs=%04x ds=%04x es=%04x fs=%04x gs=%04x ss=%04x flags=%08x\n",
|
|
context.Eax, context.Ebx, context.Ecx, context.Edx, context.Esi, context.Edi,
|
|
context.Ebp, context.Esp, context.Eip, context.SegCs, context.SegDs, context.SegEs,
|
|
context.SegFs, context.SegGs, context.SegSs, context.EFlags );
|
|
|
|
ok( context.ContextFlags == (CONTEXT_CONTROL | CONTEXT_INTEGER | CONTEXT_SEGMENTS) ||
|
|
broken( context.ContextFlags == 0xcccccccc ), /* <= vista */
|
|
"wrong flags %08x\n", context.ContextFlags );
|
|
COMPARE( Eax );
|
|
COMPARE( Ebx );
|
|
COMPARE( Ecx );
|
|
COMPARE( Edx );
|
|
COMPARE( Esi );
|
|
COMPARE( Edi );
|
|
COMPARE( Eip );
|
|
COMPARE( SegCs );
|
|
COMPARE( SegDs );
|
|
COMPARE( SegEs );
|
|
COMPARE( SegFs );
|
|
COMPARE( SegGs );
|
|
COMPARE( SegSs );
|
|
COMPARE( EFlags );
|
|
/* Ebp is from the previous stackframe */
|
|
ok( context.Ebp == expect.prev_frame, "wrong Ebp %08x/%08x\n", context.Ebp, expect.prev_frame );
|
|
/* Esp is the value on entry to the previous stackframe */
|
|
ok( context.Esp == expect.Ebp + 8, "wrong Esp %08x/%08x\n", context.Esp, expect.Ebp + 8 );
|
|
|
|
memset( &context, 0xcc, sizeof(context) );
|
|
memset( &expect, 0xcc, sizeof(expect) );
|
|
context.ContextFlags = CONTEXT_CONTROL | CONTEXT_INTEGER | CONTEXT_SEGMENTS | CONTEXT_FLOATING_POINT;
|
|
|
|
status = func_ptr( &expect, pNtGetContextThread, (void *)GetCurrentThread(), &context, &new_x87_control );
|
|
ok( status == STATUS_SUCCESS, "NtGetContextThread failed %08x\n", status );
|
|
trace( "expect: eax=%08x ebx=%08x ecx=%08x edx=%08x esi=%08x edi=%08x ebp=%08x esp=%08x "
|
|
"eip=%08x cs=%04x ds=%04x es=%04x fs=%04x gs=%04x ss=%04x flags=%08x prev=%08x\n",
|
|
expect.Eax, expect.Ebx, expect.Ecx, expect.Edx, expect.Esi, expect.Edi,
|
|
expect.Ebp, expect.Esp, expect.Eip, expect.SegCs, expect.SegDs, expect.SegEs,
|
|
expect.SegFs, expect.SegGs, expect.SegSs, expect.EFlags, expect.prev_frame );
|
|
trace( "actual: eax=%08x ebx=%08x ecx=%08x edx=%08x esi=%08x edi=%08x ebp=%08x esp=%08x "
|
|
"eip=%08x cs=%04x ds=%04x es=%04x fs=%04x gs=%04x ss=%04x flags=%08x\n",
|
|
context.Eax, context.Ebx, context.Ecx, context.Edx, context.Esi, context.Edi,
|
|
context.Ebp, context.Esp, context.Eip, context.SegCs, context.SegDs, context.SegEs,
|
|
context.SegFs, context.SegGs, context.SegSs, context.EFlags );
|
|
/* Eax, Ecx, Edx, EFlags are not preserved */
|
|
COMPARE( Ebx );
|
|
COMPARE( Esi );
|
|
COMPARE( Edi );
|
|
COMPARE( Ebp );
|
|
/* Esp is the stack upon entry to NtGetContextThread */
|
|
ok( context.Esp == expect.Esp - 12 || context.Esp == expect.Esp - 16,
|
|
"wrong Esp %08x/%08x\n", context.Esp, expect.Esp );
|
|
/* Eip is somewhere close to the NtGetContextThread implementation */
|
|
ok( (char *)context.Eip >= (char *)pNtGetContextThread - 0x40000 &&
|
|
(char *)context.Eip <= (char *)pNtGetContextThread + 0x40000,
|
|
"wrong Eip %08x/%08x\n", context.Eip, (DWORD)pNtGetContextThread );
|
|
/* segment registers clear the high word */
|
|
ok( context.SegCs == LOWORD(expect.SegCs), "wrong SegCs %08x/%08x\n", context.SegCs, expect.SegCs );
|
|
ok( context.SegDs == LOWORD(expect.SegDs), "wrong SegDs %08x/%08x\n", context.SegDs, expect.SegDs );
|
|
ok( context.SegEs == LOWORD(expect.SegEs), "wrong SegEs %08x/%08x\n", context.SegEs, expect.SegEs );
|
|
ok( context.SegFs == LOWORD(expect.SegFs), "wrong SegFs %08x/%08x\n", context.SegFs, expect.SegFs );
|
|
ok( context.SegGs == LOWORD(expect.SegGs), "wrong SegGs %08x/%08x\n", context.SegGs, expect.SegGs );
|
|
ok( context.SegSs == LOWORD(expect.SegSs), "wrong SegSs %08x/%08x\n", context.SegSs, expect.SegGs );
|
|
|
|
ok( LOWORD(context.FloatSave.ControlWord) == LOWORD(expect.x87_control),
|
|
"wrong x87 control word %#x/%#x.\n", context.FloatSave.ControlWord, expect.x87_control );
|
|
ok( LOWORD(expect.x87_control) == LOWORD(new_x87_control),
|
|
"x87 control word changed in NtGetContextThread() %#x/%#x.\n",
|
|
LOWORD(expect.x87_control), LOWORD(new_x87_control) );
|
|
|
|
#undef COMPARE
|
|
}
|
|
|
|
static BYTE saved_KiUserExceptionDispatcher_bytes[7];
|
|
static void *pKiUserExceptionDispatcher;
|
|
static BOOL hook_called;
|
|
static void *hook_KiUserExceptionDispatcher_eip;
|
|
static void *dbg_except_continue_handler_eip;
|
|
static void *hook_exception_address;
|
|
|
|
static struct
|
|
{
|
|
DWORD old_eax;
|
|
DWORD old_edx;
|
|
DWORD old_esi;
|
|
DWORD old_edi;
|
|
DWORD old_ebp;
|
|
DWORD old_esp;
|
|
DWORD new_eax;
|
|
DWORD new_edx;
|
|
DWORD new_esi;
|
|
DWORD new_edi;
|
|
DWORD new_ebp;
|
|
DWORD new_esp;
|
|
}
|
|
test_kiuserexceptiondispatcher_regs;
|
|
|
|
static DWORD dbg_except_continue_handler(EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *frame,
|
|
CONTEXT *context, EXCEPTION_REGISTRATION_RECORD **dispatcher)
|
|
{
|
|
ok(hook_called, "Hook was not called.\n");
|
|
|
|
ok(rec->ExceptionCode == 0x80000003, "Got unexpected ExceptionCode %#x.\n", rec->ExceptionCode);
|
|
|
|
got_exception = 1;
|
|
dbg_except_continue_handler_eip = (void *)context->Eip;
|
|
++context->Eip;
|
|
|
|
context->Eip = (DWORD)code_mem + 0x1c;
|
|
context->Eax = 0xdeadbeef;
|
|
context->Esi = 0xdeadbeef;
|
|
pRtlUnwind(NtCurrentTeb()->Tib.ExceptionList, (void *)context->Eip, rec, (void *)0xdeadbeef);
|
|
return ExceptionContinueExecution;
|
|
}
|
|
|
|
static LONG WINAPI dbg_except_continue_vectored_handler(struct _EXCEPTION_POINTERS *e)
|
|
{
|
|
EXCEPTION_RECORD *rec = e->ExceptionRecord;
|
|
CONTEXT *context = e->ContextRecord;
|
|
|
|
trace("dbg_except_continue_vectored_handler, code %#x, eip %#x, ExceptionAddress %p.\n",
|
|
rec->ExceptionCode, context->Eip, rec->ExceptionAddress);
|
|
|
|
ok(rec->ExceptionCode == 0x80000003, "Got unexpected ExceptionCode %#x.\n", rec->ExceptionCode);
|
|
|
|
got_exception = 1;
|
|
|
|
if ((ULONG_PTR)rec->ExceptionAddress == context->Eip + 1)
|
|
{
|
|
/* XP and Vista+ have ExceptionAddress == Eip + 1, Eip is adjusted even
|
|
* for software raised breakpoint exception.
|
|
* Win2003 has Eip not adjusted and matching ExceptionAddress.
|
|
* Win2008 has Eip not adjuated and ExceptionAddress not filled for
|
|
* software raised exception. */
|
|
context->Eip = (ULONG_PTR)rec->ExceptionAddress;
|
|
}
|
|
|
|
return EXCEPTION_CONTINUE_EXECUTION;
|
|
}
|
|
|
|
/* Use CDECL to leave arguments on stack. */
|
|
void CDECL hook_KiUserExceptionDispatcher(EXCEPTION_RECORD *rec, CONTEXT *context)
|
|
{
|
|
trace("rec %p, context %p.\n", rec, context);
|
|
trace("context->Eip %#x, context->Esp %#x, ContextFlags %#x.\n",
|
|
context->Eip, context->Esp, context->ContextFlags);
|
|
|
|
hook_called = TRUE;
|
|
/* Broken on Win2008, probably rec offset in stack is different. */
|
|
ok(rec->ExceptionCode == 0x80000003 || broken(!rec->ExceptionCode),
|
|
"Got unexpected ExceptionCode %#x.\n", rec->ExceptionCode);
|
|
|
|
hook_KiUserExceptionDispatcher_eip = (void *)context->Eip;
|
|
hook_exception_address = rec->ExceptionAddress;
|
|
memcpy(pKiUserExceptionDispatcher, saved_KiUserExceptionDispatcher_bytes,
|
|
sizeof(saved_KiUserExceptionDispatcher_bytes));
|
|
}
|
|
|
|
static void test_kiuserexceptiondispatcher(void)
|
|
{
|
|
HMODULE hntdll = GetModuleHandleA("ntdll.dll");
|
|
static BYTE except_code[] =
|
|
{
|
|
0xb9, /* mov imm32, %ecx */
|
|
/* offset: 0x1 */
|
|
0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x89, 0x01, /* mov %eax, (%ecx) */
|
|
0x89, 0x51, 0x04, /* mov %edx, 0x4(%ecx) */
|
|
0x89, 0x71, 0x08, /* mov %esi, 0x8(%ecx) */
|
|
0x89, 0x79, 0x0c, /* mov %edi, 0xc(%ecx) */
|
|
0x89, 0x69, 0x10, /* mov %ebp, 0x10(%ecx) */
|
|
0x89, 0x61, 0x14, /* mov %esp, 0x14(%ecx) */
|
|
0x83, 0xc1, 0x18, /* add $0x18, %ecx */
|
|
|
|
/* offset: 0x19 */
|
|
0xcc, /* int3 */
|
|
|
|
0x0f, 0x0b, /* ud2, illegal instruction */
|
|
|
|
/* offset: 0x1c */
|
|
0xb9, /* mov imm32, %ecx */
|
|
/* offset: 0x1d */
|
|
0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x89, 0x01, /* mov %eax, (%ecx) */
|
|
0x89, 0x51, 0x04, /* mov %edx, 0x4(%ecx) */
|
|
0x89, 0x71, 0x08, /* mov %esi, 0x8(%ecx) */
|
|
0x89, 0x79, 0x0c, /* mov %edi, 0xc(%ecx) */
|
|
0x89, 0x69, 0x10, /* mov %ebp, 0x10(%ecx) */
|
|
0x89, 0x61, 0x14, /* mov %esp, 0x14(%ecx) */
|
|
|
|
0x67, 0x48, 0x8b, 0x71, 0xf0, /* mov -0x10(%ecx),%esi */
|
|
|
|
0xc3, /* ret */
|
|
};
|
|
static BYTE hook_trampoline[] =
|
|
{
|
|
0xff, 0x15,
|
|
/* offset: 2 bytes */
|
|
0x00, 0x00, 0x00, 0x00, /* callq *addr */ /* call hook implementation. */
|
|
|
|
0xff, 0x25,
|
|
/* offset: 8 bytes */
|
|
0x00, 0x00, 0x00, 0x00, /* jmpq *addr */ /* jump to original function. */
|
|
};
|
|
void *phook_KiUserExceptionDispatcher = hook_KiUserExceptionDispatcher;
|
|
BYTE patched_KiUserExceptionDispatcher_bytes[7];
|
|
void *phook_trampoline = hook_trampoline;
|
|
DWORD old_protect1, old_protect2;
|
|
EXCEPTION_RECORD record;
|
|
void *bpt_address;
|
|
BYTE *ptr;
|
|
BOOL ret;
|
|
|
|
pKiUserExceptionDispatcher = (void *)GetProcAddress(hntdll, "KiUserExceptionDispatcher");
|
|
if (!pKiUserExceptionDispatcher)
|
|
{
|
|
win_skip("KiUserExceptionDispatcher is not available.\n");
|
|
return;
|
|
}
|
|
|
|
if (!pRtlUnwind)
|
|
{
|
|
win_skip("RtlUnwind is not available.\n");
|
|
return;
|
|
}
|
|
|
|
*(DWORD *)(except_code + 1) = (DWORD)&test_kiuserexceptiondispatcher_regs;
|
|
*(DWORD *)(except_code + 0x1d) = (DWORD)&test_kiuserexceptiondispatcher_regs.new_eax;
|
|
|
|
*(unsigned int *)(hook_trampoline + 2) = (ULONG_PTR)&phook_KiUserExceptionDispatcher;
|
|
*(unsigned int *)(hook_trampoline + 8) = (ULONG_PTR)&pKiUserExceptionDispatcher;
|
|
|
|
ret = VirtualProtect(hook_trampoline, ARRAY_SIZE(hook_trampoline), PAGE_EXECUTE_READWRITE, &old_protect1);
|
|
ok(ret, "Got unexpected ret %#x, GetLastError() %u.\n", ret, GetLastError());
|
|
|
|
ret = VirtualProtect(pKiUserExceptionDispatcher, sizeof(saved_KiUserExceptionDispatcher_bytes),
|
|
PAGE_EXECUTE_READWRITE, &old_protect2);
|
|
ok(ret, "Got unexpected ret %#x, GetLastError() %u.\n", ret, GetLastError());
|
|
|
|
memcpy(saved_KiUserExceptionDispatcher_bytes, pKiUserExceptionDispatcher,
|
|
sizeof(saved_KiUserExceptionDispatcher_bytes));
|
|
|
|
ptr = patched_KiUserExceptionDispatcher_bytes;
|
|
/* mov hook_trampoline, %eax */
|
|
*ptr++ = 0xa1;
|
|
*(void **)ptr = &phook_trampoline;
|
|
ptr += sizeof(void *);
|
|
/* jmp *eax */
|
|
*ptr++ = 0xff;
|
|
*ptr++ = 0xe0;
|
|
|
|
memcpy(pKiUserExceptionDispatcher, patched_KiUserExceptionDispatcher_bytes,
|
|
sizeof(patched_KiUserExceptionDispatcher_bytes));
|
|
got_exception = 0;
|
|
run_exception_test(dbg_except_continue_handler, NULL, except_code, ARRAY_SIZE(except_code),
|
|
PAGE_EXECUTE_READ);
|
|
|
|
ok(got_exception, "Handler was not called.\n");
|
|
ok(hook_called, "Hook was not called.\n");
|
|
|
|
ok(test_kiuserexceptiondispatcher_regs.new_eax == 0xdeadbeef, "Got unexpected eax %#x.\n",
|
|
test_kiuserexceptiondispatcher_regs.new_eax);
|
|
ok(test_kiuserexceptiondispatcher_regs.new_esi == 0xdeadbeef, "Got unexpected esi %#x.\n",
|
|
test_kiuserexceptiondispatcher_regs.new_esi);
|
|
ok(test_kiuserexceptiondispatcher_regs.old_edi
|
|
== test_kiuserexceptiondispatcher_regs.new_edi, "edi does not match.\n");
|
|
ok(test_kiuserexceptiondispatcher_regs.old_ebp
|
|
== test_kiuserexceptiondispatcher_regs.new_ebp, "ebp does not match.\n");
|
|
|
|
bpt_address = (BYTE *)code_mem + 0x19;
|
|
|
|
ok(hook_exception_address == bpt_address || broken(!hook_exception_address) /* Win2008 */,
|
|
"Got unexpected exception address %p, expected %p.\n",
|
|
hook_exception_address, bpt_address);
|
|
ok(hook_KiUserExceptionDispatcher_eip == bpt_address, "Got unexpected exception address %p, expected %p.\n",
|
|
hook_KiUserExceptionDispatcher_eip, bpt_address);
|
|
ok(dbg_except_continue_handler_eip == bpt_address, "Got unexpected exception address %p, expected %p.\n",
|
|
dbg_except_continue_handler_eip, bpt_address);
|
|
|
|
record.ExceptionCode = 0x80000003;
|
|
record.ExceptionFlags = 0;
|
|
record.ExceptionRecord = NULL;
|
|
record.ExceptionAddress = NULL; /* does not matter, copied return address */
|
|
record.NumberParameters = 0;
|
|
|
|
AddVectoredExceptionHandler(TRUE, dbg_except_continue_vectored_handler);
|
|
|
|
memcpy(pKiUserExceptionDispatcher, patched_KiUserExceptionDispatcher_bytes,
|
|
sizeof(patched_KiUserExceptionDispatcher_bytes));
|
|
got_exception = 0;
|
|
hook_called = FALSE;
|
|
|
|
pRtlRaiseException(&record);
|
|
|
|
ok(got_exception, "Handler was not called.\n");
|
|
ok(hook_called || broken(!hook_called) /* 2003 */, "Hook was not called.\n");
|
|
|
|
RemoveVectoredExceptionHandler(dbg_except_continue_vectored_handler);
|
|
ret = VirtualProtect(pKiUserExceptionDispatcher, sizeof(saved_KiUserExceptionDispatcher_bytes),
|
|
old_protect2, &old_protect2);
|
|
ok(ret, "Got unexpected ret %#x, GetLastError() %u.\n", ret, GetLastError());
|
|
ret = VirtualProtect(hook_trampoline, ARRAY_SIZE(hook_trampoline), old_protect1, &old_protect1);
|
|
ok(ret, "Got unexpected ret %#x, GetLastError() %u.\n", ret, GetLastError());
|
|
}
|
|
|
|
#elif defined(__x86_64__)
|
|
|
|
#define is_wow64 0
|
|
|
|
#define UNW_FLAG_NHANDLER 0
|
|
#define UNW_FLAG_EHANDLER 1
|
|
#define UNW_FLAG_UHANDLER 2
|
|
#define UNW_FLAG_CHAININFO 4
|
|
|
|
#define UWOP_PUSH_NONVOL 0
|
|
#define UWOP_ALLOC_LARGE 1
|
|
#define UWOP_ALLOC_SMALL 2
|
|
#define UWOP_SET_FPREG 3
|
|
#define UWOP_SAVE_NONVOL 4
|
|
#define UWOP_SAVE_NONVOL_FAR 5
|
|
#define UWOP_SAVE_XMM128 8
|
|
#define UWOP_SAVE_XMM128_FAR 9
|
|
#define UWOP_PUSH_MACHFRAME 10
|
|
|
|
struct results
|
|
{
|
|
int rip_offset; /* rip offset from code start */
|
|
int rbp_offset; /* rbp offset from stack pointer */
|
|
int handler; /* expect handler to be set? */
|
|
int rip; /* expected final rip value */
|
|
int frame; /* expected frame return value */
|
|
int regs[8][2]; /* expected values for registers */
|
|
};
|
|
|
|
struct unwind_test
|
|
{
|
|
const BYTE *function;
|
|
size_t function_size;
|
|
const BYTE *unwind_info;
|
|
const struct results *results;
|
|
unsigned int nb_results;
|
|
};
|
|
|
|
enum regs
|
|
{
|
|
rax, rcx, rdx, rbx, rsp, rbp, rsi, rdi,
|
|
r8, r9, r10, r11, r12, r13, r14, r15
|
|
};
|
|
|
|
static const char * const reg_names[16] =
|
|
{
|
|
"rax", "rcx", "rdx", "rbx", "rsp", "rbp", "rsi", "rdi",
|
|
"r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15"
|
|
};
|
|
|
|
#define UWOP(code,info) (UWOP_##code | ((info) << 4))
|
|
|
|
static void call_virtual_unwind( int testnum, const struct unwind_test *test )
|
|
{
|
|
static const int code_offset = 1024;
|
|
static const int unwind_offset = 2048;
|
|
void *handler, *data;
|
|
CONTEXT context;
|
|
RUNTIME_FUNCTION runtime_func;
|
|
KNONVOLATILE_CONTEXT_POINTERS ctx_ptr;
|
|
UINT i, j, k;
|
|
ULONG64 fake_stack[256];
|
|
ULONG64 frame, orig_rip, orig_rbp, unset_reg;
|
|
UINT unwind_size = 4 + 2 * test->unwind_info[2] + 8;
|
|
|
|
memcpy( (char *)code_mem + code_offset, test->function, test->function_size );
|
|
memcpy( (char *)code_mem + unwind_offset, test->unwind_info, unwind_size );
|
|
|
|
runtime_func.BeginAddress = code_offset;
|
|
runtime_func.EndAddress = code_offset + test->function_size;
|
|
runtime_func.UnwindData = unwind_offset;
|
|
|
|
trace( "code: %p stack: %p\n", code_mem, fake_stack );
|
|
|
|
for (i = 0; i < test->nb_results; i++)
|
|
{
|
|
memset( &ctx_ptr, 0, sizeof(ctx_ptr) );
|
|
memset( &context, 0x55, sizeof(context) );
|
|
memset( &unset_reg, 0x55, sizeof(unset_reg) );
|
|
for (j = 0; j < 256; j++) fake_stack[j] = j * 8;
|
|
|
|
context.Rsp = (ULONG_PTR)fake_stack;
|
|
context.Rbp = (ULONG_PTR)fake_stack + test->results[i].rbp_offset;
|
|
orig_rbp = context.Rbp;
|
|
orig_rip = (ULONG64)code_mem + code_offset + test->results[i].rip_offset;
|
|
|
|
trace( "%u/%u: rip=%p (%02x) rbp=%p rsp=%p\n", testnum, i,
|
|
(void *)orig_rip, *(BYTE *)orig_rip, (void *)orig_rbp, (void *)context.Rsp );
|
|
|
|
data = (void *)0xdeadbeef;
|
|
handler = RtlVirtualUnwind( UNW_FLAG_EHANDLER, (ULONG64)code_mem, orig_rip,
|
|
&runtime_func, &context, &data, &frame, &ctx_ptr );
|
|
if (test->results[i].handler)
|
|
{
|
|
ok( (char *)handler == (char *)code_mem + 0x200,
|
|
"%u/%u: wrong handler %p/%p\n", testnum, i, handler, (char *)code_mem + 0x200 );
|
|
if (handler) ok( *(DWORD *)data == 0x08070605,
|
|
"%u/%u: wrong handler data %p\n", testnum, i, data );
|
|
}
|
|
else
|
|
{
|
|
ok( handler == NULL, "%u/%u: handler %p instead of NULL\n", testnum, i, handler );
|
|
ok( data == (void *)0xdeadbeef, "%u/%u: handler data set to %p\n", testnum, i, data );
|
|
}
|
|
|
|
ok( context.Rip == test->results[i].rip, "%u/%u: wrong rip %p/%x\n",
|
|
testnum, i, (void *)context.Rip, test->results[i].rip );
|
|
ok( frame == (ULONG64)fake_stack + test->results[i].frame, "%u/%u: wrong frame %p/%p\n",
|
|
testnum, i, (void *)frame, (char *)fake_stack + test->results[i].frame );
|
|
|
|
for (j = 0; j < 16; j++)
|
|
{
|
|
static const UINT nb_regs = ARRAY_SIZE(test->results[i].regs);
|
|
|
|
for (k = 0; k < nb_regs; k++)
|
|
{
|
|
if (test->results[i].regs[k][0] == -1)
|
|
{
|
|
k = nb_regs;
|
|
break;
|
|
}
|
|
if (test->results[i].regs[k][0] == j) break;
|
|
}
|
|
|
|
if (j == rsp) /* rsp is special */
|
|
{
|
|
ok( !ctx_ptr.u2.IntegerContext[j],
|
|
"%u/%u: rsp should not be set in ctx_ptr\n", testnum, i );
|
|
ok( context.Rsp == (ULONG64)fake_stack + test->results[i].regs[k][1],
|
|
"%u/%u: register rsp wrong %p/%p\n",
|
|
testnum, i, (void *)context.Rsp, (char *)fake_stack + test->results[i].regs[k][1] );
|
|
continue;
|
|
}
|
|
|
|
if (ctx_ptr.u2.IntegerContext[j])
|
|
{
|
|
ok( k < nb_regs, "%u/%u: register %s should not be set to %lx\n",
|
|
testnum, i, reg_names[j], *(&context.Rax + j) );
|
|
if (k < nb_regs)
|
|
ok( *(&context.Rax + j) == test->results[i].regs[k][1],
|
|
"%u/%u: register %s wrong %p/%x\n",
|
|
testnum, i, reg_names[j], (void *)*(&context.Rax + j), test->results[i].regs[k][1] );
|
|
}
|
|
else
|
|
{
|
|
ok( k == nb_regs, "%u/%u: register %s should be set\n", testnum, i, reg_names[j] );
|
|
if (j == rbp)
|
|
ok( context.Rbp == orig_rbp, "%u/%u: register rbp wrong %p/unset\n",
|
|
testnum, i, (void *)context.Rbp );
|
|
else
|
|
ok( *(&context.Rax + j) == unset_reg,
|
|
"%u/%u: register %s wrong %p/unset\n",
|
|
testnum, i, reg_names[j], (void *)*(&context.Rax + j));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
static void test_virtual_unwind(void)
|
|
{
|
|
static const BYTE function_0[] =
|
|
{
|
|
0xff, 0xf5, /* 00: push %rbp */
|
|
0x48, 0x81, 0xec, 0x10, 0x01, 0x00, 0x00, /* 02: sub $0x110,%rsp */
|
|
0x48, 0x8d, 0x6c, 0x24, 0x30, /* 09: lea 0x30(%rsp),%rbp */
|
|
0x48, 0x89, 0x9d, 0xf0, 0x00, 0x00, 0x00, /* 0e: mov %rbx,0xf0(%rbp) */
|
|
0x48, 0x89, 0xb5, 0xf8, 0x00, 0x00, 0x00, /* 15: mov %rsi,0xf8(%rbp) */
|
|
0x90, /* 1c: nop */
|
|
0x48, 0x8b, 0x9d, 0xf0, 0x00, 0x00, 0x00, /* 1d: mov 0xf0(%rbp),%rbx */
|
|
0x48, 0x8b, 0xb5, 0xf8, 0x00, 0x00, 0x00, /* 24: mov 0xf8(%rbp),%rsi */
|
|
0x48, 0x8d, 0xa5, 0xe0, 0x00, 0x00, 0x00, /* 2b: lea 0xe0(%rbp),%rsp */
|
|
0x5d, /* 32: pop %rbp */
|
|
0xc3 /* 33: ret */
|
|
};
|
|
|
|
static const BYTE unwind_info_0[] =
|
|
{
|
|
1 | (UNW_FLAG_EHANDLER << 3), /* version + flags */
|
|
0x1c, /* prolog size */
|
|
8, /* opcode count */
|
|
(0x03 << 4) | rbp, /* frame reg rbp offset 0x30 */
|
|
|
|
0x1c, UWOP(SAVE_NONVOL, rsi), 0x25, 0, /* 1c: mov %rsi,0x128(%rsp) */
|
|
0x15, UWOP(SAVE_NONVOL, rbx), 0x24, 0, /* 15: mov %rbx,0x120(%rsp) */
|
|
0x0e, UWOP(SET_FPREG, rbp), /* 0e: lea 0x30(%rsp),rbp */
|
|
0x09, UWOP(ALLOC_LARGE, 0), 0x22, 0, /* 09: sub $0x110,%rsp */
|
|
0x02, UWOP(PUSH_NONVOL, rbp), /* 02: push %rbp */
|
|
|
|
0x00, 0x02, 0x00, 0x00, /* handler */
|
|
0x05, 0x06, 0x07, 0x08, /* data */
|
|
};
|
|
|
|
static const struct results results_0[] =
|
|
{
|
|
/* offset rbp handler rip frame registers */
|
|
{ 0x00, 0x40, FALSE, 0x000, 0x000, { {rsp,0x008}, {-1,-1} }},
|
|
{ 0x02, 0x40, FALSE, 0x008, 0x000, { {rsp,0x010}, {rbp,0x000}, {-1,-1} }},
|
|
{ 0x09, 0x40, FALSE, 0x118, 0x000, { {rsp,0x120}, {rbp,0x110}, {-1,-1} }},
|
|
{ 0x0e, 0x40, FALSE, 0x128, 0x010, { {rsp,0x130}, {rbp,0x120}, {-1,-1} }},
|
|
{ 0x15, 0x40, FALSE, 0x128, 0x010, { {rsp,0x130}, {rbp,0x120}, {rbx,0x130}, {-1,-1} }},
|
|
{ 0x1c, 0x40, TRUE, 0x128, 0x010, { {rsp,0x130}, {rbp,0x120}, {rbx,0x130}, {rsi,0x138}, {-1,-1}}},
|
|
{ 0x1d, 0x40, TRUE, 0x128, 0x010, { {rsp,0x130}, {rbp,0x120}, {rbx,0x130}, {rsi,0x138}, {-1,-1}}},
|
|
{ 0x24, 0x40, TRUE, 0x128, 0x010, { {rsp,0x130}, {rbp,0x120}, {rbx,0x130}, {rsi,0x138}, {-1,-1}}},
|
|
{ 0x2b, 0x40, FALSE, 0x128, 0x010, { {rsp,0x130}, {rbp,0x120}, {-1,-1}}},
|
|
{ 0x32, 0x40, FALSE, 0x008, 0x010, { {rsp,0x010}, {rbp,0x000}, {-1,-1}}},
|
|
{ 0x33, 0x40, FALSE, 0x000, 0x010, { {rsp,0x008}, {-1,-1}}},
|
|
};
|
|
|
|
|
|
static const BYTE function_1[] =
|
|
{
|
|
0x53, /* 00: push %rbx */
|
|
0x55, /* 01: push %rbp */
|
|
0x56, /* 02: push %rsi */
|
|
0x57, /* 03: push %rdi */
|
|
0x41, 0x54, /* 04: push %r12 */
|
|
0x48, 0x83, 0xec, 0x30, /* 06: sub $0x30,%rsp */
|
|
0x90, 0x90, /* 0a: nop; nop */
|
|
0x48, 0x83, 0xc4, 0x30, /* 0c: add $0x30,%rsp */
|
|
0x41, 0x5c, /* 10: pop %r12 */
|
|
0x5f, /* 12: pop %rdi */
|
|
0x5e, /* 13: pop %rsi */
|
|
0x5d, /* 14: pop %rbp */
|
|
0x5b, /* 15: pop %rbx */
|
|
0xc3 /* 16: ret */
|
|
};
|
|
|
|
static const BYTE unwind_info_1[] =
|
|
{
|
|
1 | (UNW_FLAG_EHANDLER << 3), /* version + flags */
|
|
0x0a, /* prolog size */
|
|
6, /* opcode count */
|
|
0, /* frame reg */
|
|
|
|
0x0a, UWOP(ALLOC_SMALL, 5), /* 0a: sub $0x30,%rsp */
|
|
0x06, UWOP(PUSH_NONVOL, r12), /* 06: push %r12 */
|
|
0x04, UWOP(PUSH_NONVOL, rdi), /* 04: push %rdi */
|
|
0x03, UWOP(PUSH_NONVOL, rsi), /* 03: push %rsi */
|
|
0x02, UWOP(PUSH_NONVOL, rbp), /* 02: push %rbp */
|
|
0x01, UWOP(PUSH_NONVOL, rbx), /* 01: push %rbx */
|
|
|
|
0x00, 0x02, 0x00, 0x00, /* handler */
|
|
0x05, 0x06, 0x07, 0x08, /* data */
|
|
};
|
|
|
|
static const struct results results_1[] =
|
|
{
|
|
/* offset rbp handler rip frame registers */
|
|
{ 0x00, 0x50, FALSE, 0x000, 0x000, { {rsp,0x008}, {-1,-1} }},
|
|
{ 0x01, 0x50, FALSE, 0x008, 0x000, { {rsp,0x010}, {rbx,0x000}, {-1,-1} }},
|
|
{ 0x02, 0x50, FALSE, 0x010, 0x000, { {rsp,0x018}, {rbx,0x008}, {rbp,0x000}, {-1,-1} }},
|
|
{ 0x03, 0x50, FALSE, 0x018, 0x000, { {rsp,0x020}, {rbx,0x010}, {rbp,0x008}, {rsi,0x000}, {-1,-1} }},
|
|
{ 0x04, 0x50, FALSE, 0x020, 0x000, { {rsp,0x028}, {rbx,0x018}, {rbp,0x010}, {rsi,0x008}, {rdi,0x000}, {-1,-1} }},
|
|
{ 0x06, 0x50, FALSE, 0x028, 0x000, { {rsp,0x030}, {rbx,0x020}, {rbp,0x018}, {rsi,0x010}, {rdi,0x008}, {r12,0x000}, {-1,-1} }},
|
|
{ 0x0a, 0x50, TRUE, 0x058, 0x000, { {rsp,0x060}, {rbx,0x050}, {rbp,0x048}, {rsi,0x040}, {rdi,0x038}, {r12,0x030}, {-1,-1} }},
|
|
{ 0x0c, 0x50, FALSE, 0x058, 0x000, { {rsp,0x060}, {rbx,0x050}, {rbp,0x048}, {rsi,0x040}, {rdi,0x038}, {r12,0x030}, {-1,-1} }},
|
|
{ 0x10, 0x50, FALSE, 0x028, 0x000, { {rsp,0x030}, {rbx,0x020}, {rbp,0x018}, {rsi,0x010}, {rdi,0x008}, {r12,0x000}, {-1,-1} }},
|
|
{ 0x12, 0x50, FALSE, 0x020, 0x000, { {rsp,0x028}, {rbx,0x018}, {rbp,0x010}, {rsi,0x008}, {rdi,0x000}, {-1,-1} }},
|
|
{ 0x13, 0x50, FALSE, 0x018, 0x000, { {rsp,0x020}, {rbx,0x010}, {rbp,0x008}, {rsi,0x000}, {-1,-1} }},
|
|
{ 0x14, 0x50, FALSE, 0x010, 0x000, { {rsp,0x018}, {rbx,0x008}, {rbp,0x000}, {-1,-1} }},
|
|
{ 0x15, 0x50, FALSE, 0x008, 0x000, { {rsp,0x010}, {rbx,0x000}, {-1,-1} }},
|
|
{ 0x16, 0x50, FALSE, 0x000, 0x000, { {rsp,0x008}, {-1,-1} }},
|
|
};
|
|
|
|
static const struct unwind_test tests[] =
|
|
{
|
|
{ function_0, sizeof(function_0), unwind_info_0, results_0, ARRAY_SIZE(results_0) },
|
|
{ function_1, sizeof(function_1), unwind_info_1, results_1, ARRAY_SIZE(results_1) }
|
|
};
|
|
unsigned int i;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(tests); i++)
|
|
call_virtual_unwind( i, &tests[i] );
|
|
}
|
|
|
|
static int consolidate_dummy_called;
|
|
static PVOID CALLBACK test_consolidate_dummy(EXCEPTION_RECORD *rec)
|
|
{
|
|
CONTEXT *ctx = (CONTEXT *)rec->ExceptionInformation[1];
|
|
consolidate_dummy_called = 1;
|
|
ok(ctx->Rip == 0xdeadbeef, "test_consolidate_dummy failed for Rip, expected: 0xdeadbeef, got: %lx\n", ctx->Rip);
|
|
return (PVOID)rec->ExceptionInformation[2];
|
|
}
|
|
|
|
static void test_restore_context(void)
|
|
{
|
|
SETJMP_FLOAT128 *fltsave;
|
|
EXCEPTION_RECORD rec;
|
|
_JUMP_BUFFER buf;
|
|
CONTEXT ctx;
|
|
int i, pass;
|
|
|
|
if (!pRtlUnwindEx || !pRtlRestoreContext || !pRtlCaptureContext || !p_setjmp)
|
|
{
|
|
skip("RtlUnwindEx/RtlCaptureContext/RtlRestoreContext/_setjmp not found\n");
|
|
return;
|
|
}
|
|
|
|
/* RtlRestoreContext(NULL, NULL); crashes on Windows */
|
|
|
|
/* test simple case of capture and restore context */
|
|
pass = 0;
|
|
InterlockedIncrement(&pass); /* interlocked to prevent compiler from moving after capture */
|
|
pRtlCaptureContext(&ctx);
|
|
if (InterlockedIncrement(&pass) == 2) /* interlocked to prevent compiler from moving before capture */
|
|
{
|
|
pRtlRestoreContext(&ctx, NULL);
|
|
ok(0, "shouldn't be reached\n");
|
|
}
|
|
else
|
|
ok(pass < 4, "unexpected pass %d\n", pass);
|
|
|
|
/* test with jmp using RltRestoreContext */
|
|
pass = 0;
|
|
InterlockedIncrement(&pass);
|
|
RtlCaptureContext(&ctx);
|
|
InterlockedIncrement(&pass); /* only called once */
|
|
p_setjmp(&buf);
|
|
InterlockedIncrement(&pass);
|
|
if (pass == 3)
|
|
{
|
|
rec.ExceptionCode = STATUS_LONGJUMP;
|
|
rec.NumberParameters = 1;
|
|
rec.ExceptionInformation[0] = (DWORD64)&buf;
|
|
|
|
/* uses buf.Rip instead of ctx.Rip */
|
|
pRtlRestoreContext(&ctx, &rec);
|
|
ok(0, "shouldn't be reached\n");
|
|
}
|
|
else if (pass == 4)
|
|
{
|
|
ok(buf.Rbx == ctx.Rbx, "longjmp failed for Rbx, expected: %lx, got: %lx\n", buf.Rbx, ctx.Rbx);
|
|
ok(buf.Rsp == ctx.Rsp, "longjmp failed for Rsp, expected: %lx, got: %lx\n", buf.Rsp, ctx.Rsp);
|
|
ok(buf.Rbp == ctx.Rbp, "longjmp failed for Rbp, expected: %lx, got: %lx\n", buf.Rbp, ctx.Rbp);
|
|
ok(buf.Rsi == ctx.Rsi, "longjmp failed for Rsi, expected: %lx, got: %lx\n", buf.Rsi, ctx.Rsi);
|
|
ok(buf.Rdi == ctx.Rdi, "longjmp failed for Rdi, expected: %lx, got: %lx\n", buf.Rdi, ctx.Rdi);
|
|
ok(buf.R12 == ctx.R12, "longjmp failed for R12, expected: %lx, got: %lx\n", buf.R12, ctx.R12);
|
|
ok(buf.R13 == ctx.R13, "longjmp failed for R13, expected: %lx, got: %lx\n", buf.R13, ctx.R13);
|
|
ok(buf.R14 == ctx.R14, "longjmp failed for R14, expected: %lx, got: %lx\n", buf.R14, ctx.R14);
|
|
ok(buf.R15 == ctx.R15, "longjmp failed for R15, expected: %lx, got: %lx\n", buf.R15, ctx.R15);
|
|
|
|
fltsave = &buf.Xmm6;
|
|
for (i = 0; i < 10; i++)
|
|
{
|
|
ok(fltsave[i].Part[0] == ctx.u.FltSave.XmmRegisters[i + 6].Low,
|
|
"longjmp failed for Xmm%d, expected %lx, got %lx\n", i + 6,
|
|
fltsave[i].Part[0], ctx.u.FltSave.XmmRegisters[i + 6].Low);
|
|
|
|
ok(fltsave[i].Part[1] == ctx.u.FltSave.XmmRegisters[i + 6].High,
|
|
"longjmp failed for Xmm%d, expected %lx, got %lx\n", i + 6,
|
|
fltsave[i].Part[1], ctx.u.FltSave.XmmRegisters[i + 6].High);
|
|
}
|
|
}
|
|
else
|
|
ok(0, "unexpected pass %d\n", pass);
|
|
|
|
/* test with jmp through RtlUnwindEx */
|
|
pass = 0;
|
|
InterlockedIncrement(&pass);
|
|
pRtlCaptureContext(&ctx);
|
|
InterlockedIncrement(&pass); /* only called once */
|
|
p_setjmp(&buf);
|
|
InterlockedIncrement(&pass);
|
|
if (pass == 3)
|
|
{
|
|
rec.ExceptionCode = STATUS_LONGJUMP;
|
|
rec.NumberParameters = 1;
|
|
rec.ExceptionInformation[0] = (DWORD64)&buf;
|
|
|
|
/* uses buf.Rip instead of bogus 0xdeadbeef */
|
|
pRtlUnwindEx((void*)buf.Rsp, (void*)0xdeadbeef, &rec, NULL, &ctx, NULL);
|
|
ok(0, "shouldn't be reached\n");
|
|
}
|
|
else
|
|
ok(pass == 4, "unexpected pass %d\n", pass);
|
|
|
|
|
|
/* test with consolidate */
|
|
pass = 0;
|
|
InterlockedIncrement(&pass);
|
|
RtlCaptureContext(&ctx);
|
|
InterlockedIncrement(&pass);
|
|
if (pass == 2)
|
|
{
|
|
rec.ExceptionCode = STATUS_UNWIND_CONSOLIDATE;
|
|
rec.NumberParameters = 3;
|
|
rec.ExceptionInformation[0] = (DWORD64)test_consolidate_dummy;
|
|
rec.ExceptionInformation[1] = (DWORD64)&ctx;
|
|
rec.ExceptionInformation[2] = ctx.Rip;
|
|
ctx.Rip = 0xdeadbeef;
|
|
|
|
pRtlRestoreContext(&ctx, &rec);
|
|
ok(0, "shouldn't be reached\n");
|
|
}
|
|
else if (pass == 3)
|
|
ok(consolidate_dummy_called, "test_consolidate_dummy not called\n");
|
|
else
|
|
ok(0, "unexpected pass %d\n", pass);
|
|
}
|
|
|
|
static RUNTIME_FUNCTION* CALLBACK dynamic_unwind_callback( DWORD64 pc, PVOID context )
|
|
{
|
|
static const int code_offset = 1024;
|
|
static RUNTIME_FUNCTION runtime_func;
|
|
(*(DWORD *)context)++;
|
|
|
|
runtime_func.BeginAddress = code_offset + 16;
|
|
runtime_func.EndAddress = code_offset + 32;
|
|
runtime_func.UnwindData = 0;
|
|
return &runtime_func;
|
|
}
|
|
|
|
static void test_dynamic_unwind(void)
|
|
{
|
|
static const int code_offset = 1024;
|
|
char buf[2 * sizeof(RUNTIME_FUNCTION) + 4];
|
|
RUNTIME_FUNCTION *runtime_func, *func;
|
|
ULONG_PTR table, base;
|
|
void *growable_table;
|
|
NTSTATUS status;
|
|
DWORD count;
|
|
|
|
/* Test RtlAddFunctionTable with aligned RUNTIME_FUNCTION pointer */
|
|
runtime_func = (RUNTIME_FUNCTION *)buf;
|
|
runtime_func->BeginAddress = code_offset;
|
|
runtime_func->EndAddress = code_offset + 16;
|
|
runtime_func->UnwindData = 0;
|
|
ok( pRtlAddFunctionTable( runtime_func, 1, (ULONG_PTR)code_mem ),
|
|
"RtlAddFunctionTable failed for runtime_func = %p (aligned)\n", runtime_func );
|
|
|
|
/* Lookup function outside of any function table */
|
|
base = 0xdeadbeef;
|
|
func = pRtlLookupFunctionEntry( (ULONG_PTR)code_mem + code_offset + 16, &base, NULL );
|
|
ok( func == NULL,
|
|
"RtlLookupFunctionEntry returned unexpected function, expected: NULL, got: %p\n", func );
|
|
ok( !base || broken(base == 0xdeadbeef),
|
|
"RtlLookupFunctionEntry modified base address, expected: 0, got: %lx\n", base );
|
|
|
|
/* Test with pointer inside of our function */
|
|
base = 0xdeadbeef;
|
|
func = pRtlLookupFunctionEntry( (ULONG_PTR)code_mem + code_offset + 8, &base, NULL );
|
|
ok( func == runtime_func,
|
|
"RtlLookupFunctionEntry didn't return expected function, expected: %p, got: %p\n", runtime_func, func );
|
|
ok( base == (ULONG_PTR)code_mem,
|
|
"RtlLookupFunctionEntry returned invalid base, expected: %lx, got: %lx\n", (ULONG_PTR)code_mem, base );
|
|
|
|
/* Test RtlDeleteFunctionTable */
|
|
ok( pRtlDeleteFunctionTable( runtime_func ),
|
|
"RtlDeleteFunctionTable failed for runtime_func = %p (aligned)\n", runtime_func );
|
|
ok( !pRtlDeleteFunctionTable( runtime_func ),
|
|
"RtlDeleteFunctionTable returned success for nonexistent table runtime_func = %p\n", runtime_func );
|
|
|
|
/* Unaligned RUNTIME_FUNCTION pointer */
|
|
runtime_func = (RUNTIME_FUNCTION *)((ULONG_PTR)buf | 0x3);
|
|
runtime_func->BeginAddress = code_offset;
|
|
runtime_func->EndAddress = code_offset + 16;
|
|
runtime_func->UnwindData = 0;
|
|
ok( pRtlAddFunctionTable( runtime_func, 1, (ULONG_PTR)code_mem ),
|
|
"RtlAddFunctionTable failed for runtime_func = %p (unaligned)\n", runtime_func );
|
|
ok( pRtlDeleteFunctionTable( runtime_func ),
|
|
"RtlDeleteFunctionTable failed for runtime_func = %p (unaligned)\n", runtime_func );
|
|
|
|
/* Attempt to insert the same entry twice */
|
|
runtime_func = (RUNTIME_FUNCTION *)buf;
|
|
runtime_func->BeginAddress = code_offset;
|
|
runtime_func->EndAddress = code_offset + 16;
|
|
runtime_func->UnwindData = 0;
|
|
ok( pRtlAddFunctionTable( runtime_func, 1, (ULONG_PTR)code_mem ),
|
|
"RtlAddFunctionTable failed for runtime_func = %p (first attempt)\n", runtime_func );
|
|
ok( pRtlAddFunctionTable( runtime_func, 1, (ULONG_PTR)code_mem ),
|
|
"RtlAddFunctionTable failed for runtime_func = %p (second attempt)\n", runtime_func );
|
|
ok( pRtlDeleteFunctionTable( runtime_func ),
|
|
"RtlDeleteFunctionTable failed for runtime_func = %p (first attempt)\n", runtime_func );
|
|
ok( pRtlDeleteFunctionTable( runtime_func ),
|
|
"RtlDeleteFunctionTable failed for runtime_func = %p (second attempt)\n", runtime_func );
|
|
ok( !pRtlDeleteFunctionTable( runtime_func ),
|
|
"RtlDeleteFunctionTable returned success for nonexistent table runtime_func = %p\n", runtime_func );
|
|
|
|
/* Empty table */
|
|
ok( pRtlAddFunctionTable( runtime_func, 0, (ULONG_PTR)code_mem ),
|
|
"RtlAddFunctionTable failed for empty table\n" );
|
|
ok( pRtlDeleteFunctionTable( runtime_func ),
|
|
"RtlDeleteFunctionTable failed for empty table\n" );
|
|
ok( !pRtlDeleteFunctionTable( runtime_func ),
|
|
"RtlDeleteFunctionTable succeeded twice for empty table\n" );
|
|
|
|
/* Test RtlInstallFunctionTableCallback with both low bits unset */
|
|
table = (ULONG_PTR)code_mem;
|
|
ok( !pRtlInstallFunctionTableCallback( table, (ULONG_PTR)code_mem, code_offset + 32, &dynamic_unwind_callback, (PVOID*)&count, NULL ),
|
|
"RtlInstallFunctionTableCallback returned success for table = %lx\n", table );
|
|
|
|
/* Test RtlInstallFunctionTableCallback with both low bits set */
|
|
table = (ULONG_PTR)code_mem | 0x3;
|
|
ok( pRtlInstallFunctionTableCallback( table, (ULONG_PTR)code_mem, code_offset + 32, &dynamic_unwind_callback, (PVOID*)&count, NULL ),
|
|
"RtlInstallFunctionTableCallback failed for table = %lx\n", table );
|
|
|
|
/* Lookup function outside of any function table */
|
|
count = 0;
|
|
base = 0xdeadbeef;
|
|
func = pRtlLookupFunctionEntry( (ULONG_PTR)code_mem + code_offset + 32, &base, NULL );
|
|
ok( func == NULL,
|
|
"RtlLookupFunctionEntry returned unexpected function, expected: NULL, got: %p\n", func );
|
|
ok( !base || broken(base == 0xdeadbeef),
|
|
"RtlLookupFunctionEntry modified base address, expected: 0, got: %lx\n", base );
|
|
ok( !count,
|
|
"RtlLookupFunctionEntry issued %d unexpected calls to dynamic_unwind_callback\n", count );
|
|
|
|
/* Test with pointer inside of our function */
|
|
count = 0;
|
|
base = 0xdeadbeef;
|
|
func = pRtlLookupFunctionEntry( (ULONG_PTR)code_mem + code_offset + 24, &base, NULL );
|
|
ok( func != NULL && func->BeginAddress == code_offset + 16 && func->EndAddress == code_offset + 32,
|
|
"RtlLookupFunctionEntry didn't return expected function, got: %p\n", func );
|
|
ok( base == (ULONG_PTR)code_mem,
|
|
"RtlLookupFunctionEntry returned invalid base, expected: %lx, got: %lx\n", (ULONG_PTR)code_mem, base );
|
|
ok( count == 1,
|
|
"RtlLookupFunctionEntry issued %d calls to dynamic_unwind_callback, expected: 1\n", count );
|
|
|
|
/* Clean up again */
|
|
ok( pRtlDeleteFunctionTable( (PRUNTIME_FUNCTION)table ),
|
|
"RtlDeleteFunctionTable failed for table = %p\n", (PVOID)table );
|
|
ok( !pRtlDeleteFunctionTable( (PRUNTIME_FUNCTION)table ),
|
|
"RtlDeleteFunctionTable returned success for nonexistent table = %p\n", (PVOID)table );
|
|
|
|
if (!pRtlAddGrowableFunctionTable)
|
|
{
|
|
win_skip("Growable function tables are not supported.\n");
|
|
return;
|
|
}
|
|
|
|
runtime_func = (RUNTIME_FUNCTION *)buf;
|
|
runtime_func->BeginAddress = code_offset;
|
|
runtime_func->EndAddress = code_offset + 16;
|
|
runtime_func->UnwindData = 0;
|
|
runtime_func++;
|
|
runtime_func->BeginAddress = code_offset + 16;
|
|
runtime_func->EndAddress = code_offset + 32;
|
|
runtime_func->UnwindData = 0;
|
|
runtime_func = (RUNTIME_FUNCTION *)buf;
|
|
|
|
growable_table = NULL;
|
|
status = pRtlAddGrowableFunctionTable( &growable_table, runtime_func, 1, 1, (ULONG_PTR)code_mem, (ULONG_PTR)code_mem + 64 );
|
|
ok(!status, "RtlAddGrowableFunctionTable failed for runtime_func = %p (aligned), %#x.\n", runtime_func, status );
|
|
ok(growable_table != 0, "Unexpected table value.\n");
|
|
pRtlDeleteGrowableFunctionTable( growable_table );
|
|
|
|
growable_table = NULL;
|
|
status = pRtlAddGrowableFunctionTable( &growable_table, runtime_func, 2, 2, (ULONG_PTR)code_mem, (ULONG_PTR)code_mem + 64 );
|
|
ok(!status, "RtlAddGrowableFunctionTable failed for runtime_func = %p (aligned), %#x.\n", runtime_func, status );
|
|
ok(growable_table != 0, "Unexpected table value.\n");
|
|
pRtlDeleteGrowableFunctionTable( growable_table );
|
|
|
|
growable_table = NULL;
|
|
status = pRtlAddGrowableFunctionTable( &growable_table, runtime_func, 1, 2, (ULONG_PTR)code_mem, (ULONG_PTR)code_mem + 64 );
|
|
ok(!status, "RtlAddGrowableFunctionTable failed for runtime_func = %p (aligned), %#x.\n", runtime_func, status );
|
|
ok(growable_table != 0, "Unexpected table value.\n");
|
|
pRtlDeleteGrowableFunctionTable( growable_table );
|
|
|
|
growable_table = NULL;
|
|
status = pRtlAddGrowableFunctionTable( &growable_table, runtime_func, 0, 2, (ULONG_PTR)code_mem,
|
|
(ULONG_PTR)code_mem + code_offset + 64 );
|
|
ok(!status, "RtlAddGrowableFunctionTable failed for runtime_func = %p (aligned), %#x.\n", runtime_func, status );
|
|
ok(growable_table != 0, "Unexpected table value.\n");
|
|
|
|
/* Current count is 0. */
|
|
func = pRtlLookupFunctionEntry( (ULONG_PTR)code_mem + code_offset + 8, &base, NULL );
|
|
ok( func == NULL,
|
|
"RtlLookupFunctionEntry didn't return expected function, expected: %p, got: %p\n", runtime_func, func );
|
|
|
|
pRtlGrowFunctionTable( growable_table, 1 );
|
|
|
|
base = 0xdeadbeef;
|
|
func = pRtlLookupFunctionEntry( (ULONG_PTR)code_mem + code_offset + 8, &base, NULL );
|
|
ok( func == runtime_func,
|
|
"RtlLookupFunctionEntry didn't return expected function, expected: %p, got: %p\n", runtime_func, func );
|
|
ok( base == (ULONG_PTR)code_mem,
|
|
"RtlLookupFunctionEntry returned invalid base, expected: %lx, got: %lx\n", (ULONG_PTR)code_mem, base );
|
|
|
|
/* Second function is inaccessible yet. */
|
|
base = 0xdeadbeef;
|
|
func = pRtlLookupFunctionEntry( (ULONG_PTR)code_mem + code_offset + 16, &base, NULL );
|
|
ok( func == NULL,
|
|
"RtlLookupFunctionEntry didn't return expected function, expected: %p, got: %p\n", runtime_func, func );
|
|
|
|
pRtlGrowFunctionTable( growable_table, 2 );
|
|
|
|
base = 0xdeadbeef;
|
|
func = pRtlLookupFunctionEntry( (ULONG_PTR)code_mem + code_offset + 16, &base, NULL );
|
|
ok( func == runtime_func + 1,
|
|
"RtlLookupFunctionEntry didn't return expected function, expected: %p, got: %p\n", runtime_func, func );
|
|
ok( base == (ULONG_PTR)code_mem,
|
|
"RtlLookupFunctionEntry returned invalid base, expected: %lx, got: %lx\n", (ULONG_PTR)code_mem, base );
|
|
|
|
pRtlDeleteGrowableFunctionTable( growable_table );
|
|
}
|
|
|
|
static int termination_handler_called;
|
|
static void WINAPI termination_handler(ULONG flags, ULONG64 frame)
|
|
{
|
|
termination_handler_called++;
|
|
|
|
ok(flags == 1 || broken(flags == 0x401), "flags = %x\n", flags);
|
|
ok(frame == 0x1234, "frame = %p\n", (void*)frame);
|
|
}
|
|
|
|
static void test___C_specific_handler(void)
|
|
{
|
|
DISPATCHER_CONTEXT dispatch;
|
|
EXCEPTION_RECORD rec;
|
|
CONTEXT context;
|
|
ULONG64 frame;
|
|
EXCEPTION_DISPOSITION ret;
|
|
SCOPE_TABLE scope_table;
|
|
|
|
if (!p__C_specific_handler)
|
|
{
|
|
win_skip("__C_specific_handler not available\n");
|
|
return;
|
|
}
|
|
|
|
memset(&rec, 0, sizeof(rec));
|
|
rec.ExceptionFlags = 2; /* EH_UNWINDING */
|
|
frame = 0x1234;
|
|
memset(&dispatch, 0, sizeof(dispatch));
|
|
dispatch.ImageBase = (ULONG_PTR)GetModuleHandleA(NULL);
|
|
dispatch.ControlPc = dispatch.ImageBase + 0x200;
|
|
dispatch.HandlerData = &scope_table;
|
|
dispatch.ContextRecord = &context;
|
|
scope_table.Count = 1;
|
|
scope_table.ScopeRecord[0].BeginAddress = 0x200;
|
|
scope_table.ScopeRecord[0].EndAddress = 0x400;
|
|
scope_table.ScopeRecord[0].HandlerAddress = (ULONG_PTR)termination_handler-dispatch.ImageBase;
|
|
scope_table.ScopeRecord[0].JumpTarget = 0;
|
|
memset(&context, 0, sizeof(context));
|
|
|
|
termination_handler_called = 0;
|
|
ret = p__C_specific_handler(&rec, frame, &context, &dispatch);
|
|
ok(ret == ExceptionContinueSearch, "__C_specific_handler returned %x\n", ret);
|
|
ok(termination_handler_called == 1, "termination_handler_called = %d\n",
|
|
termination_handler_called);
|
|
ok(dispatch.ScopeIndex == 1, "dispatch.ScopeIndex = %d\n", dispatch.ScopeIndex);
|
|
|
|
ret = p__C_specific_handler(&rec, frame, &context, &dispatch);
|
|
ok(ret == ExceptionContinueSearch, "__C_specific_handler returned %x\n", ret);
|
|
ok(termination_handler_called == 1, "termination_handler_called = %d\n",
|
|
termination_handler_called);
|
|
ok(dispatch.ScopeIndex == 1, "dispatch.ScopeIndex = %d\n", dispatch.ScopeIndex);
|
|
}
|
|
|
|
/* This is heavily based on the i386 exception tests. */
|
|
static const struct exception
|
|
{
|
|
BYTE code[18]; /* asm code */
|
|
BYTE offset; /* offset of faulting instruction */
|
|
BYTE length; /* length of faulting instruction */
|
|
NTSTATUS status; /* expected status code */
|
|
DWORD nb_params; /* expected number of parameters */
|
|
ULONG64 params[4]; /* expected parameters */
|
|
NTSTATUS alt_status; /* alternative status code */
|
|
DWORD alt_nb_params; /* alternative number of parameters */
|
|
ULONG64 alt_params[4]; /* alternative parameters */
|
|
} exceptions[] =
|
|
{
|
|
/* 0 */
|
|
/* test some privileged instructions */
|
|
{ { 0xfb, 0xc3 }, /* 0: sti; ret */
|
|
0, 1, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
{ { 0x6c, 0xc3 }, /* 1: insb (%dx); ret */
|
|
0, 1, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
{ { 0x6d, 0xc3 }, /* 2: insl (%dx); ret */
|
|
0, 1, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
{ { 0x6e, 0xc3 }, /* 3: outsb (%dx); ret */
|
|
0, 1, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
{ { 0x6f, 0xc3 }, /* 4: outsl (%dx); ret */
|
|
0, 1, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
/* 5 */
|
|
{ { 0xe4, 0x11, 0xc3 }, /* 5: inb $0x11,%al; ret */
|
|
0, 2, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
{ { 0xe5, 0x11, 0xc3 }, /* 6: inl $0x11,%eax; ret */
|
|
0, 2, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
{ { 0xe6, 0x11, 0xc3 }, /* 7: outb %al,$0x11; ret */
|
|
0, 2, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
{ { 0xe7, 0x11, 0xc3 }, /* 8: outl %eax,$0x11; ret */
|
|
0, 2, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
{ { 0xed, 0xc3 }, /* 9: inl (%dx),%eax; ret */
|
|
0, 1, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
/* 10 */
|
|
{ { 0xee, 0xc3 }, /* 10: outb %al,(%dx); ret */
|
|
0, 1, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
{ { 0xef, 0xc3 }, /* 11: outl %eax,(%dx); ret */
|
|
0, 1, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
{ { 0xf4, 0xc3 }, /* 12: hlt; ret */
|
|
0, 1, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
{ { 0xfa, 0xc3 }, /* 13: cli; ret */
|
|
0, 1, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
|
|
/* test iret to invalid selector */
|
|
{ { 0x6a, 0x00, 0x6a, 0x00, 0x6a, 0x00, 0xcf, 0x83, 0xc4, 0x18, 0xc3 },
|
|
/* 15: pushq $0; pushq $0; pushq $0; iret; addl $24,%esp; ret */
|
|
6, 1, STATUS_ACCESS_VIOLATION, 2, { 0, 0xffffffffffffffff } },
|
|
/* 15 */
|
|
/* test loading an invalid selector */
|
|
{ { 0xb8, 0xef, 0xbe, 0x00, 0x00, 0x8e, 0xe8, 0xc3 }, /* 16: mov $beef,%ax; mov %ax,%gs; ret */
|
|
5, 2, STATUS_ACCESS_VIOLATION, 2, { 0, 0xbee8 } }, /* 0xbee8 or 0xffffffff */
|
|
|
|
/* test overlong instruction (limit is 15 bytes) */
|
|
{ { 0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0xfa,0xc3 },
|
|
0, 16, STATUS_ILLEGAL_INSTRUCTION, 0, { 0 },
|
|
STATUS_ACCESS_VIOLATION, 2, { 0, 0xffffffffffffffff } },
|
|
|
|
/* test invalid interrupt */
|
|
{ { 0xcd, 0xff, 0xc3 }, /* int $0xff; ret */
|
|
0, 2, STATUS_ACCESS_VIOLATION, 2, { 0, 0xffffffffffffffff } },
|
|
|
|
/* test moves to/from Crx */
|
|
{ { 0x0f, 0x20, 0xc0, 0xc3 }, /* movl %cr0,%eax; ret */
|
|
0, 3, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
{ { 0x0f, 0x20, 0xe0, 0xc3 }, /* movl %cr4,%eax; ret */
|
|
0, 3, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
/* 20 */
|
|
{ { 0x0f, 0x22, 0xc0, 0xc3 }, /* movl %eax,%cr0; ret */
|
|
0, 3, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
{ { 0x0f, 0x22, 0xe0, 0xc3 }, /* movl %eax,%cr4; ret */
|
|
0, 3, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
|
|
/* test moves to/from Drx */
|
|
{ { 0x0f, 0x21, 0xc0, 0xc3 }, /* movl %dr0,%eax; ret */
|
|
0, 3, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
{ { 0x0f, 0x21, 0xc8, 0xc3 }, /* movl %dr1,%eax; ret */
|
|
0, 3, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
{ { 0x0f, 0x21, 0xf8, 0xc3 }, /* movl %dr7,%eax; ret */
|
|
0, 3, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
/* 25 */
|
|
{ { 0x0f, 0x23, 0xc0, 0xc3 }, /* movl %eax,%dr0; ret */
|
|
0, 3, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
{ { 0x0f, 0x23, 0xc8, 0xc3 }, /* movl %eax,%dr1; ret */
|
|
0, 3, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
{ { 0x0f, 0x23, 0xf8, 0xc3 }, /* movl %eax,%dr7; ret */
|
|
0, 3, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
|
|
/* test memory reads */
|
|
{ { 0xa1, 0xfc, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xc3 }, /* movl 0xfffffffffffffffc,%eax; ret */
|
|
0, 9, STATUS_ACCESS_VIOLATION, 2, { 0, 0xfffffffffffffffc } },
|
|
{ { 0xa1, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xc3 }, /* movl 0xfffffffffffffffd,%eax; ret */
|
|
0, 9, STATUS_ACCESS_VIOLATION, 2, { 0, 0xfffffffffffffffd } },
|
|
/* 30 */
|
|
{ { 0xa1, 0xfe, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xc3 }, /* movl 0xfffffffffffffffe,%eax; ret */
|
|
0, 9, STATUS_ACCESS_VIOLATION, 2, { 0, 0xfffffffffffffffe } },
|
|
{ { 0xa1, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xc3 }, /* movl 0xffffffffffffffff,%eax; ret */
|
|
0, 9, STATUS_ACCESS_VIOLATION, 2, { 0, 0xffffffffffffffff } },
|
|
|
|
/* test memory writes */
|
|
{ { 0xa3, 0xfc, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xc3 }, /* movl %eax,0xfffffffffffffffc; ret */
|
|
0, 9, STATUS_ACCESS_VIOLATION, 2, { 1, 0xfffffffffffffffc } },
|
|
{ { 0xa3, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xc3 }, /* movl %eax,0xfffffffffffffffd; ret */
|
|
0, 9, STATUS_ACCESS_VIOLATION, 2, { 1, 0xfffffffffffffffd } },
|
|
{ { 0xa3, 0xfe, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xc3 }, /* movl %eax,0xfffffffffffffffe; ret */
|
|
0, 9, STATUS_ACCESS_VIOLATION, 2, { 1, 0xfffffffffffffffe } },
|
|
/* 35 */
|
|
{ { 0xa3, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xc3 }, /* movl %eax,0xffffffffffffffff; ret */
|
|
0, 9, STATUS_ACCESS_VIOLATION, 2, { 1, 0xffffffffffffffff } },
|
|
{ { 0xf1, 0x90, 0xc3 }, /* icebp; nop; ret */
|
|
1, 1, STATUS_SINGLE_STEP, 0 },
|
|
{ { 0xcd, 0x2c, 0xc3 },
|
|
0, 2, STATUS_ASSERTION_FAILURE, 0 },
|
|
};
|
|
|
|
static int got_exception;
|
|
|
|
static void run_exception_test(void *handler, const void* context,
|
|
const void *code, unsigned int code_size,
|
|
DWORD access)
|
|
{
|
|
unsigned char buf[8 + 6 + 8 + 8];
|
|
RUNTIME_FUNCTION runtime_func;
|
|
UNWIND_INFO *unwind = (UNWIND_INFO *)buf;
|
|
void (*func)(void) = code_mem;
|
|
DWORD oldaccess, oldaccess2;
|
|
|
|
runtime_func.BeginAddress = 0;
|
|
runtime_func.EndAddress = code_size;
|
|
runtime_func.UnwindData = 0x1000;
|
|
|
|
unwind->Version = 1;
|
|
unwind->Flags = UNW_FLAG_EHANDLER;
|
|
unwind->SizeOfProlog = 0;
|
|
unwind->CountOfCodes = 0;
|
|
unwind->FrameRegister = 0;
|
|
unwind->FrameOffset = 0;
|
|
*(ULONG *)&buf[4] = 0x1010;
|
|
*(const void **)&buf[8] = context;
|
|
|
|
/* jmp near */
|
|
buf[16] = 0xff;
|
|
buf[17] = 0x25;
|
|
*(ULONG *)&buf[18] = 0;
|
|
*(void **)&buf[22] = handler;
|
|
|
|
memcpy((unsigned char *)code_mem + 0x1000, buf, sizeof(buf));
|
|
memcpy(code_mem, code, code_size);
|
|
if(access)
|
|
VirtualProtect(code_mem, code_size, access, &oldaccess);
|
|
|
|
pRtlAddFunctionTable(&runtime_func, 1, (ULONG_PTR)code_mem);
|
|
func();
|
|
pRtlDeleteFunctionTable(&runtime_func);
|
|
|
|
if(access)
|
|
VirtualProtect(code_mem, code_size, oldaccess, &oldaccess2);
|
|
}
|
|
|
|
static DWORD WINAPI handler( EXCEPTION_RECORD *rec, ULONG64 frame,
|
|
CONTEXT *context, DISPATCHER_CONTEXT *dispatcher )
|
|
{
|
|
const struct exception *except = *(const struct exception **)(dispatcher->HandlerData);
|
|
unsigned int i, parameter_count, entry = except - exceptions;
|
|
|
|
got_exception++;
|
|
trace( "exception %u: %x flags:%x addr:%p\n",
|
|
entry, rec->ExceptionCode, rec->ExceptionFlags, rec->ExceptionAddress );
|
|
|
|
ok( rec->ExceptionCode == except->status ||
|
|
(except->alt_status != 0 && rec->ExceptionCode == except->alt_status),
|
|
"%u: Wrong exception code %x/%x\n", entry, rec->ExceptionCode, except->status );
|
|
ok( context->Rip == (DWORD_PTR)code_mem + except->offset,
|
|
"%u: Unexpected eip %#lx/%#lx\n", entry,
|
|
context->Rip, (DWORD_PTR)code_mem + except->offset );
|
|
ok( rec->ExceptionAddress == (char*)context->Rip ||
|
|
(rec->ExceptionCode == STATUS_BREAKPOINT && rec->ExceptionAddress == (char*)context->Rip + 1),
|
|
"%u: Unexpected exception address %p/%p\n", entry,
|
|
rec->ExceptionAddress, (char*)context->Rip );
|
|
|
|
if (except->status == STATUS_BREAKPOINT && is_wow64)
|
|
parameter_count = 1;
|
|
else if (except->alt_status == 0 || rec->ExceptionCode != except->alt_status)
|
|
parameter_count = except->nb_params;
|
|
else
|
|
parameter_count = except->alt_nb_params;
|
|
|
|
ok( rec->NumberParameters == parameter_count,
|
|
"%u: Unexpected parameter count %u/%u\n", entry, rec->NumberParameters, parameter_count );
|
|
|
|
/* Most CPUs (except Intel Core apparently) report a segment limit violation */
|
|
/* instead of page faults for accesses beyond 0xffffffffffffffff */
|
|
if (except->nb_params == 2 && except->params[1] >= 0xfffffffffffffffd)
|
|
{
|
|
if (rec->ExceptionInformation[0] == 0 && rec->ExceptionInformation[1] == 0xffffffffffffffff)
|
|
goto skip_params;
|
|
}
|
|
|
|
/* Seems that both 0xbee8 and 0xfffffffffffffffff can be returned in windows */
|
|
if (except->nb_params == 2 && rec->NumberParameters == 2
|
|
&& except->params[1] == 0xbee8 && rec->ExceptionInformation[1] == 0xffffffffffffffff
|
|
&& except->params[0] == rec->ExceptionInformation[0])
|
|
{
|
|
goto skip_params;
|
|
}
|
|
|
|
if (except->alt_status == 0 || rec->ExceptionCode != except->alt_status)
|
|
{
|
|
for (i = 0; i < rec->NumberParameters; i++)
|
|
ok( rec->ExceptionInformation[i] == except->params[i],
|
|
"%u: Wrong parameter %d: %lx/%lx\n",
|
|
entry, i, rec->ExceptionInformation[i], except->params[i] );
|
|
}
|
|
else
|
|
{
|
|
for (i = 0; i < rec->NumberParameters; i++)
|
|
ok( rec->ExceptionInformation[i] == except->alt_params[i],
|
|
"%u: Wrong parameter %d: %lx/%lx\n",
|
|
entry, i, rec->ExceptionInformation[i], except->alt_params[i] );
|
|
}
|
|
|
|
skip_params:
|
|
/* don't handle exception if it's not the address we expected */
|
|
if (context->Rip != (DWORD_PTR)code_mem + except->offset) return ExceptionContinueSearch;
|
|
|
|
context->Rip += except->length;
|
|
return ExceptionContinueExecution;
|
|
}
|
|
|
|
static void test_prot_fault(void)
|
|
{
|
|
unsigned int i;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(exceptions); i++)
|
|
{
|
|
got_exception = 0;
|
|
run_exception_test(handler, &exceptions[i], &exceptions[i].code,
|
|
sizeof(exceptions[i].code), 0);
|
|
ok( got_exception == (exceptions[i].status != 0),
|
|
"%u: bad exception count %d\n", i, got_exception );
|
|
}
|
|
}
|
|
|
|
static LONG CALLBACK dpe_handler(EXCEPTION_POINTERS *info)
|
|
{
|
|
EXCEPTION_RECORD *rec = info->ExceptionRecord;
|
|
DWORD old_prot;
|
|
|
|
trace("vect. handler %08x addr:%p\n", rec->ExceptionCode, rec->ExceptionAddress);
|
|
|
|
got_exception++;
|
|
|
|
ok(rec->ExceptionCode == EXCEPTION_ACCESS_VIOLATION,
|
|
"got %#x\n", rec->ExceptionCode);
|
|
ok(rec->NumberParameters == 2, "got %u params\n", rec->NumberParameters);
|
|
ok(rec->ExceptionInformation[0] == EXCEPTION_EXECUTE_FAULT,
|
|
"got %#lx\n", rec->ExceptionInformation[0]);
|
|
ok((void *)rec->ExceptionInformation[1] == code_mem,
|
|
"got %p\n", (void *)rec->ExceptionInformation[1]);
|
|
|
|
VirtualProtect(code_mem, 1, PAGE_EXECUTE_READWRITE, &old_prot);
|
|
|
|
return EXCEPTION_CONTINUE_EXECUTION;
|
|
}
|
|
|
|
static void test_dpe_exceptions(void)
|
|
{
|
|
static const BYTE ret[] = {0xc3};
|
|
DWORD (CDECL *func)(void) = code_mem;
|
|
DWORD old_prot, val = 0, len = 0xdeadbeef;
|
|
NTSTATUS status;
|
|
void *handler;
|
|
|
|
status = pNtQueryInformationProcess( GetCurrentProcess(), ProcessExecuteFlags, &val, sizeof val, &len );
|
|
ok( status == STATUS_SUCCESS || status == STATUS_INVALID_PARAMETER, "got status %08x\n", status );
|
|
if (!status)
|
|
{
|
|
ok( len == sizeof(val), "wrong len %u\n", len );
|
|
ok( val == (MEM_EXECUTE_OPTION_DISABLE | MEM_EXECUTE_OPTION_PERMANENT |
|
|
MEM_EXECUTE_OPTION_DISABLE_THUNK_EMULATION),
|
|
"wrong val %08x\n", val );
|
|
}
|
|
else ok( len == 0xdeadbeef, "wrong len %u\n", len );
|
|
|
|
val = MEM_EXECUTE_OPTION_DISABLE;
|
|
status = pNtSetInformationProcess( GetCurrentProcess(), ProcessExecuteFlags, &val, sizeof val );
|
|
ok( status == STATUS_INVALID_PARAMETER, "got status %08x\n", status );
|
|
|
|
memcpy(code_mem, ret, sizeof(ret));
|
|
|
|
handler = pRtlAddVectoredExceptionHandler(TRUE, &dpe_handler);
|
|
ok(!!handler, "RtlAddVectoredExceptionHandler failed\n");
|
|
|
|
VirtualProtect(code_mem, 1, PAGE_NOACCESS, &old_prot);
|
|
|
|
got_exception = 0;
|
|
func();
|
|
ok(got_exception == 1, "got %u exceptions\n", got_exception);
|
|
|
|
VirtualProtect(code_mem, 1, old_prot, &old_prot);
|
|
|
|
VirtualProtect(code_mem, 1, PAGE_READWRITE, &old_prot);
|
|
|
|
got_exception = 0;
|
|
func();
|
|
ok(got_exception == 1, "got %u exceptions\n", got_exception);
|
|
|
|
VirtualProtect(code_mem, 1, old_prot, &old_prot);
|
|
|
|
pRtlRemoveVectoredExceptionHandler(handler);
|
|
}
|
|
|
|
static void test_wow64_context(void)
|
|
{
|
|
char cmdline[] = "C:\\windows\\syswow64\\notepad.exe";
|
|
PROCESS_INFORMATION pi;
|
|
STARTUPINFOA si = {0};
|
|
WOW64_CONTEXT ctx;
|
|
NTSTATUS ret;
|
|
|
|
memset(&ctx, 0x55, sizeof(ctx));
|
|
ctx.ContextFlags = WOW64_CONTEXT_ALL;
|
|
ret = pRtlWow64GetThreadContext( GetCurrentThread(), &ctx );
|
|
ok(ret == STATUS_INVALID_PARAMETER || broken(ret == STATUS_PARTIAL_COPY), "got %#x\n", ret);
|
|
|
|
CreateProcessA(NULL, cmdline, NULL, NULL, FALSE, CREATE_SUSPENDED, NULL, NULL, &si, &pi);
|
|
|
|
ret = pRtlWow64GetThreadContext( pi.hThread, &ctx );
|
|
ok(ret == STATUS_SUCCESS, "got %#x\n", ret);
|
|
ok(ctx.ContextFlags == WOW64_CONTEXT_ALL, "got context flags %#x\n", ctx.ContextFlags);
|
|
ok(!ctx.Ebp, "got ebp %08x\n", ctx.Ebp);
|
|
ok(!ctx.Ecx, "got ecx %08x\n", ctx.Ecx);
|
|
ok(!ctx.Edx, "got edx %08x\n", ctx.Edx);
|
|
ok(!ctx.Esi, "got esi %08x\n", ctx.Esi);
|
|
ok(!ctx.Edi, "got edi %08x\n", ctx.Edi);
|
|
ok((ctx.EFlags & ~2) == 0x200, "got eflags %08x\n", ctx.EFlags);
|
|
ok((WORD) ctx.FloatSave.ControlWord == 0x27f, "got control word %08x\n",
|
|
ctx.FloatSave.ControlWord);
|
|
ok(*(WORD *)ctx.ExtendedRegisters == 0x27f, "got SSE control word %04x\n",
|
|
*(WORD *)ctx.ExtendedRegisters);
|
|
|
|
ret = pRtlWow64SetThreadContext( pi.hThread, &ctx );
|
|
ok(ret == STATUS_SUCCESS, "got %#x\n", ret);
|
|
|
|
pNtTerminateProcess(pi.hProcess, 0);
|
|
}
|
|
|
|
static BYTE saved_KiUserExceptionDispatcher_bytes[12];
|
|
static void *pKiUserExceptionDispatcher;
|
|
static BOOL hook_called;
|
|
static void *hook_KiUserExceptionDispatcher_rip;
|
|
static void *dbg_except_continue_handler_rip;
|
|
static void *hook_exception_address;
|
|
static struct
|
|
{
|
|
ULONG64 old_rax;
|
|
ULONG64 old_rdx;
|
|
ULONG64 old_rsi;
|
|
ULONG64 old_rdi;
|
|
ULONG64 old_rbp;
|
|
ULONG64 old_rsp;
|
|
ULONG64 new_rax;
|
|
ULONG64 new_rdx;
|
|
ULONG64 new_rsi;
|
|
ULONG64 new_rdi;
|
|
ULONG64 new_rbp;
|
|
ULONG64 new_rsp;
|
|
}
|
|
test_kiuserexceptiondispatcher_regs;
|
|
|
|
static DWORD dbg_except_continue_handler(EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *frame,
|
|
CONTEXT *context, EXCEPTION_REGISTRATION_RECORD **dispatcher)
|
|
{
|
|
trace("handler context->Rip %#lx, codemem %p.\n", context->Rip, code_mem);
|
|
got_exception = 1;
|
|
dbg_except_continue_handler_rip = (void *)context->Rip;
|
|
++context->Rip;
|
|
memcpy(pKiUserExceptionDispatcher, saved_KiUserExceptionDispatcher_bytes,
|
|
sizeof(saved_KiUserExceptionDispatcher_bytes));
|
|
|
|
RtlUnwind((void *)test_kiuserexceptiondispatcher_regs.old_rsp,
|
|
(BYTE *)code_mem + 0x28, rec, (void *)0xdeadbeef);
|
|
return ExceptionContinueExecution;
|
|
}
|
|
|
|
static LONG WINAPI dbg_except_continue_vectored_handler(struct _EXCEPTION_POINTERS *e)
|
|
{
|
|
EXCEPTION_RECORD *rec = e->ExceptionRecord;
|
|
CONTEXT *context = e->ContextRecord;
|
|
|
|
trace("dbg_except_continue_vectored_handler, code %#x, Rip %#lx.\n", rec->ExceptionCode, context->Rip);
|
|
|
|
ok(rec->ExceptionCode == 0x80000003, "Got unexpected exception code %#x.\n", rec->ExceptionCode);
|
|
|
|
got_exception = 1;
|
|
dbg_except_continue_handler_rip = (void *)context->Rip;
|
|
if (NtCurrentTeb()->Peb->BeingDebugged)
|
|
++context->Rip;
|
|
|
|
if (context->Rip >= (ULONG64)code_mem && context->Rip < (ULONG64)code_mem + 0x100)
|
|
RtlUnwind((void *)test_kiuserexceptiondispatcher_regs.old_rsp,
|
|
(BYTE *)code_mem + 0x28, rec, (void *)0xdeadbeef);
|
|
|
|
return EXCEPTION_CONTINUE_EXECUTION;
|
|
}
|
|
|
|
void WINAPI hook_KiUserExceptionDispatcher(EXCEPTION_RECORD *rec, CONTEXT *context)
|
|
{
|
|
trace("rec %p, context %p.\n", rec, context);
|
|
trace("context->Rip %#lx, context->Rsp %#lx, ContextFlags %#lx.\n",
|
|
context->Rip, context->Rsp, context->ContextFlags);
|
|
|
|
hook_called = TRUE;
|
|
/* Broken on Win2008, probably rec offset in stack is different. */
|
|
ok(rec->ExceptionCode == 0x80000003 || broken(!rec->ExceptionCode),
|
|
"Got unexpected ExceptionCode %#x.\n", rec->ExceptionCode);
|
|
|
|
hook_KiUserExceptionDispatcher_rip = (void *)context->Rip;
|
|
hook_exception_address = rec->ExceptionAddress;
|
|
memcpy(pKiUserExceptionDispatcher, saved_KiUserExceptionDispatcher_bytes,
|
|
sizeof(saved_KiUserExceptionDispatcher_bytes));
|
|
}
|
|
|
|
static void test_kiuserexceptiondispatcher(void)
|
|
{
|
|
HMODULE hntdll = GetModuleHandleA("ntdll.dll");
|
|
static BYTE except_code[] =
|
|
{
|
|
0x48, 0xb9, /* mov imm64, %rcx */
|
|
/* offset: 0x2 */
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x48, 0x89, 0x01, /* mov %rax, (%rcx) */
|
|
0x48, 0x89, 0x51, 0x08, /* mov %rdx, 0x8(%rcx) */
|
|
0x48, 0x89, 0x71, 0x10, /* mov %rsi, 0x10(%rcx) */
|
|
0x48, 0x89, 0x79, 0x18, /* mov %rdi, 0x18(%rcx) */
|
|
0x48, 0x89, 0x69, 0x20, /* mov %rbp, 0x20(%rcx) */
|
|
0x48, 0x89, 0x61, 0x28, /* mov %rsp, 0x28(%rcx) */
|
|
0x48, 0x83, 0xc1, 0x30, /* add $0x30, %rcx */
|
|
|
|
/* offset: 0x25 */
|
|
0xcc, /* int3 */
|
|
|
|
0x0f, 0x0b, /* ud2, illegal instruction */
|
|
|
|
/* offset: 0x28 */
|
|
0x48, 0xb9, /* mov imm64, %rcx */
|
|
/* offset: 0x2a */
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x48, 0x89, 0x01, /* mov %rax, (%rcx) */
|
|
0x48, 0x89, 0x51, 0x08, /* mov %rdx, 0x8(%rcx) */
|
|
0x48, 0x89, 0x71, 0x10, /* mov %rsi, 0x10(%rcx) */
|
|
0x48, 0x89, 0x79, 0x18, /* mov %rdi, 0x18(%rcx) */
|
|
0x48, 0x89, 0x69, 0x20, /* mov %rbp, 0x20(%rcx) */
|
|
0x48, 0x89, 0x61, 0x28, /* mov %rsp, 0x28(%rcx) */
|
|
0xc3, /* ret */
|
|
};
|
|
static BYTE hook_trampoline[] =
|
|
{
|
|
0x48, 0x89, 0xe2, /* mov %rsp,%rdx */
|
|
0x48, 0x8d, 0x8c, 0x24, 0xf0, 0x04, 0x00, 0x00,
|
|
/* lea 0x4f0(%rsp),%rcx */
|
|
|
|
0xff, 0x14, 0x25,
|
|
/* offset: 14 bytes */
|
|
0x00, 0x00, 0x00, 0x00, /* callq *addr */ /* call hook implementation. */
|
|
0x48, 0x31, 0xc9, /* xor %rcx, %rcx */
|
|
0x48, 0x31, 0xd2, /* xor %rdx, %rdx */
|
|
|
|
0xff, 0x24, 0x25,
|
|
/* offset: 27 bytes */
|
|
0x00, 0x00, 0x00, 0x00, /* jmpq *addr */ /* jump to original function. */
|
|
};
|
|
|
|
void *phook_KiUserExceptionDispatcher = hook_KiUserExceptionDispatcher;
|
|
BYTE patched_KiUserExceptionDispatcher_bytes[12];
|
|
DWORD old_protect1, old_protect2;
|
|
EXCEPTION_RECORD record;
|
|
void *bpt_address;
|
|
BYTE *ptr;
|
|
BOOL ret;
|
|
|
|
pKiUserExceptionDispatcher = (void *)GetProcAddress(hntdll, "KiUserExceptionDispatcher");
|
|
if (!pKiUserExceptionDispatcher)
|
|
{
|
|
win_skip("KiUserExceptionDispatcher is not available.\n");
|
|
return;
|
|
}
|
|
|
|
*(ULONG64 *)(except_code + 2) = (ULONG64)&test_kiuserexceptiondispatcher_regs;
|
|
*(ULONG64 *)(except_code + 0x2a) = (ULONG64)&test_kiuserexceptiondispatcher_regs.new_rax;
|
|
|
|
ok(((ULONG64)&phook_KiUserExceptionDispatcher & 0xffffffff) == ((ULONG64)&phook_KiUserExceptionDispatcher),
|
|
"Address is too long.\n");
|
|
ok(((ULONG64)&pKiUserExceptionDispatcher & 0xffffffff) == ((ULONG64)&pKiUserExceptionDispatcher),
|
|
"Address is too long.\n");
|
|
|
|
*(unsigned int *)(hook_trampoline + 14) = (unsigned int)(ULONG_PTR)&phook_KiUserExceptionDispatcher;
|
|
*(unsigned int *)(hook_trampoline + 27) = (unsigned int)(ULONG_PTR)&pKiUserExceptionDispatcher;
|
|
|
|
ret = VirtualProtect(hook_trampoline, ARRAY_SIZE(hook_trampoline), PAGE_EXECUTE_READWRITE, &old_protect1);
|
|
ok(ret, "Got unexpected ret %#x, GetLastError() %u.\n", ret, GetLastError());
|
|
|
|
ret = VirtualProtect(pKiUserExceptionDispatcher, sizeof(saved_KiUserExceptionDispatcher_bytes),
|
|
PAGE_EXECUTE_READWRITE, &old_protect2);
|
|
ok(ret, "Got unexpected ret %#x, GetLastError() %u.\n", ret, GetLastError());
|
|
|
|
memcpy(saved_KiUserExceptionDispatcher_bytes, pKiUserExceptionDispatcher,
|
|
sizeof(saved_KiUserExceptionDispatcher_bytes));
|
|
ptr = (BYTE *)patched_KiUserExceptionDispatcher_bytes;
|
|
/* mov hook_trampoline, %rax */
|
|
*ptr++ = 0x48;
|
|
*ptr++ = 0xb8;
|
|
*(void **)ptr = hook_trampoline;
|
|
ptr += sizeof(ULONG64);
|
|
/* jmp *rax */
|
|
*ptr++ = 0xff;
|
|
*ptr++ = 0xe0;
|
|
|
|
memcpy(pKiUserExceptionDispatcher, patched_KiUserExceptionDispatcher_bytes,
|
|
sizeof(patched_KiUserExceptionDispatcher_bytes));
|
|
got_exception = 0;
|
|
run_exception_test(dbg_except_continue_handler, NULL, except_code, ARRAY_SIZE(except_code), PAGE_EXECUTE_READ);
|
|
ok(got_exception, "Handler was not called.\n");
|
|
ok(hook_called, "Hook was not called.\n");
|
|
|
|
ok(test_kiuserexceptiondispatcher_regs.new_rax == 0xdeadbeef, "Got unexpected rax %#lx.\n",
|
|
test_kiuserexceptiondispatcher_regs.new_rax);
|
|
ok(test_kiuserexceptiondispatcher_regs.old_rsi
|
|
== test_kiuserexceptiondispatcher_regs.new_rsi, "rsi does not match.\n");
|
|
ok(test_kiuserexceptiondispatcher_regs.old_rdi
|
|
== test_kiuserexceptiondispatcher_regs.new_rdi, "rdi does not match.\n");
|
|
ok(test_kiuserexceptiondispatcher_regs.old_rbp
|
|
== test_kiuserexceptiondispatcher_regs.new_rbp, "rbp does not match.\n");
|
|
|
|
bpt_address = (BYTE *)code_mem + 0x25;
|
|
|
|
ok(hook_exception_address == bpt_address || broken(!hook_exception_address) /* Win2008 */,
|
|
"Got unexpected exception address %p, expected %p.\n",
|
|
hook_exception_address, bpt_address);
|
|
ok(hook_KiUserExceptionDispatcher_rip == bpt_address, "Got unexpected exception address %p, expected %p.\n",
|
|
hook_KiUserExceptionDispatcher_rip, bpt_address);
|
|
ok(dbg_except_continue_handler_rip == bpt_address, "Got unexpected exception address %p, expected %p.\n",
|
|
dbg_except_continue_handler_rip, bpt_address);
|
|
|
|
memset(&record, 0, sizeof(record));
|
|
record.ExceptionCode = 0x80000003;
|
|
record.ExceptionFlags = 0;
|
|
record.ExceptionRecord = NULL;
|
|
record.ExceptionAddress = NULL;
|
|
record.NumberParameters = 0;
|
|
|
|
AddVectoredExceptionHandler(TRUE, dbg_except_continue_vectored_handler);
|
|
|
|
memcpy(pKiUserExceptionDispatcher, patched_KiUserExceptionDispatcher_bytes,
|
|
sizeof(patched_KiUserExceptionDispatcher_bytes));
|
|
got_exception = 0;
|
|
hook_called = FALSE;
|
|
|
|
pRtlRaiseException(&record);
|
|
|
|
ok(got_exception, "Handler was not called.\n");
|
|
ok(!hook_called, "Hook was called.\n");
|
|
|
|
memcpy(pKiUserExceptionDispatcher, patched_KiUserExceptionDispatcher_bytes,
|
|
sizeof(patched_KiUserExceptionDispatcher_bytes));
|
|
got_exception = 0;
|
|
hook_called = FALSE;
|
|
NtCurrentTeb()->Peb->BeingDebugged = 1;
|
|
|
|
pRtlRaiseException(&record);
|
|
|
|
ok(got_exception, "Handler was not called.\n");
|
|
ok(hook_called, "Hook was not called.\n");
|
|
|
|
ok(hook_exception_address == (BYTE *)hook_KiUserExceptionDispatcher_rip + 1
|
|
|| broken(!hook_exception_address) /* 2008 */, "Got unexpected addresses %p, %p.\n",
|
|
hook_KiUserExceptionDispatcher_rip, hook_exception_address);
|
|
|
|
RemoveVectoredExceptionHandler(dbg_except_continue_vectored_handler);
|
|
|
|
memcpy(pKiUserExceptionDispatcher, patched_KiUserExceptionDispatcher_bytes,
|
|
sizeof(patched_KiUserExceptionDispatcher_bytes));
|
|
got_exception = 0;
|
|
hook_called = FALSE;
|
|
|
|
run_exception_test(dbg_except_continue_handler, NULL, except_code, ARRAY_SIZE(except_code), PAGE_EXECUTE_READ);
|
|
|
|
ok(got_exception, "Handler was not called.\n");
|
|
ok(hook_called, "Hook was not called.\n");
|
|
ok(hook_KiUserExceptionDispatcher_rip == bpt_address, "Got unexpected exception address %p, expected %p.\n",
|
|
hook_KiUserExceptionDispatcher_rip, bpt_address);
|
|
ok(dbg_except_continue_handler_rip == bpt_address, "Got unexpected exception address %p, expected %p.\n",
|
|
dbg_except_continue_handler_rip, bpt_address);
|
|
|
|
ok(test_kiuserexceptiondispatcher_regs.new_rax == 0xdeadbeef, "Got unexpected rax %#lx.\n",
|
|
test_kiuserexceptiondispatcher_regs.new_rax);
|
|
ok(test_kiuserexceptiondispatcher_regs.old_rsi
|
|
== test_kiuserexceptiondispatcher_regs.new_rsi, "rsi does not match.\n");
|
|
ok(test_kiuserexceptiondispatcher_regs.old_rdi
|
|
== test_kiuserexceptiondispatcher_regs.new_rdi, "rdi does not match.\n");
|
|
ok(test_kiuserexceptiondispatcher_regs.old_rbp
|
|
== test_kiuserexceptiondispatcher_regs.new_rbp, "rbp does not match.\n");
|
|
|
|
NtCurrentTeb()->Peb->BeingDebugged = 0;
|
|
|
|
ret = VirtualProtect(pKiUserExceptionDispatcher, sizeof(saved_KiUserExceptionDispatcher_bytes),
|
|
old_protect2, &old_protect2);
|
|
ok(ret, "Got unexpected ret %#x, GetLastError() %u.\n", ret, GetLastError());
|
|
ret = VirtualProtect(hook_trampoline, ARRAY_SIZE(hook_trampoline), old_protect1, &old_protect1);
|
|
ok(ret, "Got unexpected ret %#x, GetLastError() %u.\n", ret, GetLastError());
|
|
}
|
|
|
|
#endif /* __x86_64__ */
|
|
|
|
#if defined(__i386__) || defined(__x86_64__)
|
|
|
|
static DWORD WINAPI register_check_thread(void *arg)
|
|
{
|
|
NTSTATUS status;
|
|
CONTEXT ctx;
|
|
|
|
memset(&ctx, 0, sizeof(ctx));
|
|
ctx.ContextFlags = CONTEXT_DEBUG_REGISTERS;
|
|
|
|
status = pNtGetContextThread(GetCurrentThread(), &ctx);
|
|
ok(status == STATUS_SUCCESS, "NtGetContextThread failed with %x\n", status);
|
|
ok(!ctx.Dr0, "expected 0, got %lx\n", (DWORD_PTR)ctx.Dr0);
|
|
ok(!ctx.Dr1, "expected 0, got %lx\n", (DWORD_PTR)ctx.Dr1);
|
|
ok(!ctx.Dr2, "expected 0, got %lx\n", (DWORD_PTR)ctx.Dr2);
|
|
ok(!ctx.Dr3, "expected 0, got %lx\n", (DWORD_PTR)ctx.Dr3);
|
|
ok(!ctx.Dr6, "expected 0, got %lx\n", (DWORD_PTR)ctx.Dr6);
|
|
ok(!ctx.Dr7, "expected 0, got %lx\n", (DWORD_PTR)ctx.Dr7);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void test_debug_registers(void)
|
|
{
|
|
static const struct
|
|
{
|
|
ULONG_PTR dr0, dr1, dr2, dr3, dr6, dr7;
|
|
}
|
|
tests[] =
|
|
{
|
|
{ 0x42424240, 0, 0x126bb070, 0x0badbad0, 0, 0xffff0115 },
|
|
{ 0x42424242, 0, 0x100f0fe7, 0x0abebabe, 0, 0x115 },
|
|
};
|
|
NTSTATUS status;
|
|
CONTEXT ctx;
|
|
HANDLE thread;
|
|
int i;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(tests); i++)
|
|
{
|
|
memset(&ctx, 0, sizeof(ctx));
|
|
ctx.ContextFlags = CONTEXT_DEBUG_REGISTERS;
|
|
ctx.Dr0 = tests[i].dr0;
|
|
ctx.Dr1 = tests[i].dr1;
|
|
ctx.Dr2 = tests[i].dr2;
|
|
ctx.Dr3 = tests[i].dr3;
|
|
ctx.Dr6 = tests[i].dr6;
|
|
ctx.Dr7 = tests[i].dr7;
|
|
|
|
status = pNtSetContextThread(GetCurrentThread(), &ctx);
|
|
ok(status == STATUS_SUCCESS, "NtGetContextThread failed with %08x\n", status);
|
|
|
|
memset(&ctx, 0, sizeof(ctx));
|
|
ctx.ContextFlags = CONTEXT_DEBUG_REGISTERS;
|
|
|
|
status = pNtGetContextThread(GetCurrentThread(), &ctx);
|
|
ok(status == STATUS_SUCCESS, "NtGetContextThread failed with %08x\n", status);
|
|
ok(ctx.Dr0 == tests[i].dr0, "test %d: expected %lx, got %lx\n", i, tests[i].dr0, (DWORD_PTR)ctx.Dr0);
|
|
ok(ctx.Dr1 == tests[i].dr1, "test %d: expected %lx, got %lx\n", i, tests[i].dr1, (DWORD_PTR)ctx.Dr1);
|
|
ok(ctx.Dr2 == tests[i].dr2, "test %d: expected %lx, got %lx\n", i, tests[i].dr2, (DWORD_PTR)ctx.Dr2);
|
|
ok(ctx.Dr3 == tests[i].dr3, "test %d: expected %lx, got %lx\n", i, tests[i].dr3, (DWORD_PTR)ctx.Dr3);
|
|
ok((ctx.Dr6 & 0xf00f) == tests[i].dr6, "test %d: expected %lx, got %lx\n", i, tests[i].dr6, (DWORD_PTR)ctx.Dr6);
|
|
ok((ctx.Dr7 & ~0xdc00) == tests[i].dr7, "test %d: expected %lx, got %lx\n", i, tests[i].dr7, (DWORD_PTR)ctx.Dr7);
|
|
}
|
|
|
|
memset(&ctx, 0, sizeof(ctx));
|
|
ctx.ContextFlags = CONTEXT_DEBUG_REGISTERS;
|
|
ctx.Dr0 = 0xffffffff;
|
|
ctx.Dr1 = 0xffffffff;
|
|
ctx.Dr2 = 0xffffffff;
|
|
ctx.Dr3 = 0xffffffff;
|
|
ctx.Dr6 = 0xffffffff;
|
|
ctx.Dr7 = 0x00000400;
|
|
status = pNtSetContextThread(GetCurrentThread(), &ctx);
|
|
ok(status == STATUS_SUCCESS, "NtSetContextThread failed with %x\n", status);
|
|
|
|
thread = CreateThread(NULL, 0, register_check_thread, NULL, CREATE_SUSPENDED, NULL);
|
|
ok(thread != INVALID_HANDLE_VALUE, "CreateThread failed with %d\n", GetLastError());
|
|
|
|
ctx.ContextFlags = CONTEXT_DEBUG_REGISTERS;
|
|
status = pNtGetContextThread(thread, &ctx);
|
|
ok(status == STATUS_SUCCESS, "NtGetContextThread failed with %x\n", status);
|
|
ok(!ctx.Dr0, "expected 0, got %lx\n", (DWORD_PTR)ctx.Dr0);
|
|
ok(!ctx.Dr1, "expected 0, got %lx\n", (DWORD_PTR)ctx.Dr1);
|
|
ok(!ctx.Dr2, "expected 0, got %lx\n", (DWORD_PTR)ctx.Dr2);
|
|
ok(!ctx.Dr3, "expected 0, got %lx\n", (DWORD_PTR)ctx.Dr3);
|
|
ok(!ctx.Dr6, "expected 0, got %lx\n", (DWORD_PTR)ctx.Dr6);
|
|
ok(!ctx.Dr7, "expected 0, got %lx\n", (DWORD_PTR)ctx.Dr7);
|
|
|
|
ResumeThread(thread);
|
|
WaitForSingleObject(thread, 10000);
|
|
CloseHandle(thread);
|
|
}
|
|
|
|
static DWORD outputdebugstring_exceptions;
|
|
|
|
static LONG CALLBACK outputdebugstring_vectored_handler(EXCEPTION_POINTERS *ExceptionInfo)
|
|
{
|
|
PEXCEPTION_RECORD rec = ExceptionInfo->ExceptionRecord;
|
|
trace("vect. handler %08x addr:%p\n", rec->ExceptionCode, rec->ExceptionAddress);
|
|
|
|
ok(rec->ExceptionCode == DBG_PRINTEXCEPTION_C, "ExceptionCode is %08x instead of %08x\n",
|
|
rec->ExceptionCode, DBG_PRINTEXCEPTION_C);
|
|
ok(rec->NumberParameters == 2, "ExceptionParameters is %d instead of 2\n", rec->NumberParameters);
|
|
ok(rec->ExceptionInformation[0] == 12, "ExceptionInformation[0] = %d instead of 12\n", (DWORD)rec->ExceptionInformation[0]);
|
|
ok(!strcmp((char *)rec->ExceptionInformation[1], "Hello World"),
|
|
"ExceptionInformation[1] = '%s' instead of 'Hello World'\n", (char *)rec->ExceptionInformation[1]);
|
|
|
|
outputdebugstring_exceptions++;
|
|
return EXCEPTION_CONTINUE_SEARCH;
|
|
}
|
|
|
|
static void test_outputdebugstring(DWORD numexc, BOOL todo)
|
|
{
|
|
PVOID vectored_handler;
|
|
|
|
if (!pRtlAddVectoredExceptionHandler || !pRtlRemoveVectoredExceptionHandler)
|
|
{
|
|
skip("RtlAddVectoredExceptionHandler or RtlRemoveVectoredExceptionHandler not found\n");
|
|
return;
|
|
}
|
|
|
|
vectored_handler = pRtlAddVectoredExceptionHandler(TRUE, &outputdebugstring_vectored_handler);
|
|
ok(vectored_handler != 0, "RtlAddVectoredExceptionHandler failed\n");
|
|
|
|
outputdebugstring_exceptions = 0;
|
|
OutputDebugStringA("Hello World");
|
|
|
|
todo_wine_if(todo)
|
|
ok(outputdebugstring_exceptions == numexc, "OutputDebugStringA generated %d exceptions, expected %d\n",
|
|
outputdebugstring_exceptions, numexc);
|
|
|
|
pRtlRemoveVectoredExceptionHandler(vectored_handler);
|
|
}
|
|
|
|
static DWORD ripevent_exceptions;
|
|
|
|
static LONG CALLBACK ripevent_vectored_handler(EXCEPTION_POINTERS *ExceptionInfo)
|
|
{
|
|
PEXCEPTION_RECORD rec = ExceptionInfo->ExceptionRecord;
|
|
trace("vect. handler %08x addr:%p\n", rec->ExceptionCode, rec->ExceptionAddress);
|
|
|
|
ok(rec->ExceptionCode == DBG_RIPEXCEPTION, "ExceptionCode is %08x instead of %08x\n",
|
|
rec->ExceptionCode, DBG_RIPEXCEPTION);
|
|
ok(rec->NumberParameters == 2, "ExceptionParameters is %d instead of 2\n", rec->NumberParameters);
|
|
ok(rec->ExceptionInformation[0] == 0x11223344, "ExceptionInformation[0] = %08x instead of %08x\n",
|
|
(NTSTATUS)rec->ExceptionInformation[0], 0x11223344);
|
|
ok(rec->ExceptionInformation[1] == 0x55667788, "ExceptionInformation[1] = %08x instead of %08x\n",
|
|
(NTSTATUS)rec->ExceptionInformation[1], 0x55667788);
|
|
|
|
ripevent_exceptions++;
|
|
return (rec->ExceptionCode == DBG_RIPEXCEPTION) ? EXCEPTION_CONTINUE_EXECUTION : EXCEPTION_CONTINUE_SEARCH;
|
|
}
|
|
|
|
static void test_ripevent(DWORD numexc)
|
|
{
|
|
EXCEPTION_RECORD record;
|
|
PVOID vectored_handler;
|
|
|
|
if (!pRtlAddVectoredExceptionHandler || !pRtlRemoveVectoredExceptionHandler || !pRtlRaiseException)
|
|
{
|
|
skip("RtlAddVectoredExceptionHandler or RtlRemoveVectoredExceptionHandler or RtlRaiseException not found\n");
|
|
return;
|
|
}
|
|
|
|
vectored_handler = pRtlAddVectoredExceptionHandler(TRUE, &ripevent_vectored_handler);
|
|
ok(vectored_handler != 0, "RtlAddVectoredExceptionHandler failed\n");
|
|
|
|
record.ExceptionCode = DBG_RIPEXCEPTION;
|
|
record.ExceptionFlags = 0;
|
|
record.ExceptionRecord = NULL;
|
|
record.ExceptionAddress = NULL;
|
|
record.NumberParameters = 2;
|
|
record.ExceptionInformation[0] = 0x11223344;
|
|
record.ExceptionInformation[1] = 0x55667788;
|
|
|
|
ripevent_exceptions = 0;
|
|
pRtlRaiseException(&record);
|
|
ok(ripevent_exceptions == numexc, "RtlRaiseException generated %d exceptions, expected %d\n",
|
|
ripevent_exceptions, numexc);
|
|
|
|
pRtlRemoveVectoredExceptionHandler(vectored_handler);
|
|
}
|
|
|
|
static DWORD debug_service_exceptions;
|
|
|
|
static LONG CALLBACK debug_service_handler(EXCEPTION_POINTERS *ExceptionInfo)
|
|
{
|
|
EXCEPTION_RECORD *rec = ExceptionInfo->ExceptionRecord;
|
|
trace("vect. handler %08x addr:%p\n", rec->ExceptionCode, rec->ExceptionAddress);
|
|
|
|
ok(rec->ExceptionCode == EXCEPTION_BREAKPOINT, "ExceptionCode is %08x instead of %08x\n",
|
|
rec->ExceptionCode, EXCEPTION_BREAKPOINT);
|
|
|
|
#ifdef __i386__
|
|
ok(ExceptionInfo->ContextRecord->Eip == (DWORD)code_mem + 0x1c,
|
|
"expected Eip = %x, got %x\n", (DWORD)code_mem + 0x1c, ExceptionInfo->ContextRecord->Eip);
|
|
ok(rec->NumberParameters == (is_wow64 ? 1 : 3),
|
|
"ExceptionParameters is %d instead of %d\n", rec->NumberParameters, is_wow64 ? 1 : 3);
|
|
ok(rec->ExceptionInformation[0] == ExceptionInfo->ContextRecord->Eax,
|
|
"expected ExceptionInformation[0] = %x, got %lx\n",
|
|
ExceptionInfo->ContextRecord->Eax, rec->ExceptionInformation[0]);
|
|
if (!is_wow64)
|
|
{
|
|
ok(rec->ExceptionInformation[1] == 0x11111111,
|
|
"got ExceptionInformation[1] = %lx\n", rec->ExceptionInformation[1]);
|
|
ok(rec->ExceptionInformation[2] == 0x22222222,
|
|
"got ExceptionInformation[2] = %lx\n", rec->ExceptionInformation[2]);
|
|
}
|
|
#else
|
|
ok(ExceptionInfo->ContextRecord->Rip == (DWORD_PTR)code_mem + 0x2f,
|
|
"expected Rip = %lx, got %lx\n", (DWORD_PTR)code_mem + 0x2f, ExceptionInfo->ContextRecord->Rip);
|
|
ok(rec->NumberParameters == 1,
|
|
"ExceptionParameters is %d instead of 1\n", rec->NumberParameters);
|
|
ok(rec->ExceptionInformation[0] == ExceptionInfo->ContextRecord->Rax,
|
|
"expected ExceptionInformation[0] = %lx, got %lx\n",
|
|
ExceptionInfo->ContextRecord->Rax, rec->ExceptionInformation[0]);
|
|
#endif
|
|
|
|
debug_service_exceptions++;
|
|
return (rec->ExceptionCode == EXCEPTION_BREAKPOINT) ? EXCEPTION_CONTINUE_EXECUTION : EXCEPTION_CONTINUE_SEARCH;
|
|
}
|
|
|
|
#ifdef __i386__
|
|
|
|
static const BYTE call_debug_service_code[] = {
|
|
0x53, /* pushl %ebx */
|
|
0x57, /* pushl %edi */
|
|
0x8b, 0x44, 0x24, 0x0c, /* movl 12(%esp),%eax */
|
|
0xb9, 0x11, 0x11, 0x11, 0x11, /* movl $0x11111111,%ecx */
|
|
0xba, 0x22, 0x22, 0x22, 0x22, /* movl $0x22222222,%edx */
|
|
0xbb, 0x33, 0x33, 0x33, 0x33, /* movl $0x33333333,%ebx */
|
|
0xbf, 0x44, 0x44, 0x44, 0x44, /* movl $0x44444444,%edi */
|
|
0xcd, 0x2d, /* int $0x2d */
|
|
0xeb, /* jmp $+17 */
|
|
0x0f, 0x1f, 0x00, /* nop */
|
|
0x31, 0xc0, /* xorl %eax,%eax */
|
|
0xeb, 0x0c, /* jmp $+14 */
|
|
0x90, 0x90, 0x90, 0x90, /* nop */
|
|
0x90, 0x90, 0x90, 0x90,
|
|
0x90,
|
|
0x31, 0xc0, /* xorl %eax,%eax */
|
|
0x40, /* incl %eax */
|
|
0x5f, /* popl %edi */
|
|
0x5b, /* popl %ebx */
|
|
0xc3, /* ret */
|
|
};
|
|
|
|
#else
|
|
|
|
static const BYTE call_debug_service_code[] = {
|
|
0x53, /* push %rbx */
|
|
0x57, /* push %rdi */
|
|
0x48, 0x89, 0xc8, /* movl %rcx,%rax */
|
|
0x48, 0xb9, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, /* movabs $0x1111111111111111,%rcx */
|
|
0x48, 0xba, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, /* movabs $0x2222222222222222,%rdx */
|
|
0x48, 0xbb, 0x33, 0x33, 0x33, 0x33, 0x33, 0x33, 0x33, 0x33, /* movabs $0x3333333333333333,%rbx */
|
|
0x48, 0xbf, 0x44, 0x44, 0x44, 0x44, 0x44, 0x44, 0x44, 0x44, /* movabs $0x4444444444444444,%rdi */
|
|
0xcd, 0x2d, /* int $0x2d */
|
|
0xeb, /* jmp $+17 */
|
|
0x0f, 0x1f, 0x00, /* nop */
|
|
0x48, 0x31, 0xc0, /* xor %rax,%rax */
|
|
0xeb, 0x0e, /* jmp $+16 */
|
|
0x90, 0x90, 0x90, 0x90, /* nop */
|
|
0x90, 0x90, 0x90, 0x90,
|
|
0x48, 0x31, 0xc0, /* xor %rax,%rax */
|
|
0x48, 0xff, 0xc0, /* inc %rax */
|
|
0x5f, /* pop %rdi */
|
|
0x5b, /* pop %rbx */
|
|
0xc3, /* ret */
|
|
};
|
|
|
|
#endif
|
|
|
|
static void test_debug_service(DWORD numexc)
|
|
{
|
|
DWORD (CDECL *func)(DWORD_PTR) = code_mem;
|
|
DWORD expected_exc, expected_ret;
|
|
void *vectored_handler;
|
|
DWORD ret;
|
|
|
|
/* code will return 0 if execution resumes immediately after "int $0x2d", otherwise 1 */
|
|
memcpy(code_mem, call_debug_service_code, sizeof(call_debug_service_code));
|
|
|
|
vectored_handler = pRtlAddVectoredExceptionHandler(TRUE, &debug_service_handler);
|
|
ok(vectored_handler != 0, "RtlAddVectoredExceptionHandler failed\n");
|
|
|
|
expected_exc = numexc;
|
|
expected_ret = (numexc != 0);
|
|
|
|
/* BREAKPOINT_BREAK */
|
|
debug_service_exceptions = 0;
|
|
ret = func(0);
|
|
ok(debug_service_exceptions == expected_exc,
|
|
"BREAKPOINT_BREAK generated %u exceptions, expected %u\n",
|
|
debug_service_exceptions, expected_exc);
|
|
ok(ret == expected_ret,
|
|
"BREAKPOINT_BREAK returned %u, expected %u\n", ret, expected_ret);
|
|
|
|
/* BREAKPOINT_PROMPT */
|
|
debug_service_exceptions = 0;
|
|
ret = func(2);
|
|
ok(debug_service_exceptions == expected_exc,
|
|
"BREAKPOINT_PROMPT generated %u exceptions, expected %u\n",
|
|
debug_service_exceptions, expected_exc);
|
|
ok(ret == expected_ret,
|
|
"BREAKPOINT_PROMPT returned %u, expected %u\n", ret, expected_ret);
|
|
|
|
/* invalid debug service */
|
|
debug_service_exceptions = 0;
|
|
ret = func(6);
|
|
ok(debug_service_exceptions == expected_exc,
|
|
"invalid debug service generated %u exceptions, expected %u\n",
|
|
debug_service_exceptions, expected_exc);
|
|
ok(ret == expected_ret,
|
|
"invalid debug service returned %u, expected %u\n", ret, expected_ret);
|
|
|
|
expected_exc = (is_wow64 ? numexc : 0);
|
|
expected_ret = (is_wow64 && numexc);
|
|
|
|
/* BREAKPOINT_PRINT */
|
|
debug_service_exceptions = 0;
|
|
ret = func(1);
|
|
ok(debug_service_exceptions == expected_exc,
|
|
"BREAKPOINT_PRINT generated %u exceptions, expected %u\n",
|
|
debug_service_exceptions, expected_exc);
|
|
ok(ret == expected_ret,
|
|
"BREAKPOINT_PRINT returned %u, expected %u\n", ret, expected_ret);
|
|
|
|
/* BREAKPOINT_LOAD_SYMBOLS */
|
|
debug_service_exceptions = 0;
|
|
ret = func(3);
|
|
ok(debug_service_exceptions == expected_exc,
|
|
"BREAKPOINT_LOAD_SYMBOLS generated %u exceptions, expected %u\n",
|
|
debug_service_exceptions, expected_exc);
|
|
ok(ret == expected_ret,
|
|
"BREAKPOINT_LOAD_SYMBOLS returned %u, expected %u\n", ret, expected_ret);
|
|
|
|
/* BREAKPOINT_UNLOAD_SYMBOLS */
|
|
debug_service_exceptions = 0;
|
|
ret = func(4);
|
|
ok(debug_service_exceptions == expected_exc,
|
|
"BREAKPOINT_UNLOAD_SYMBOLS generated %u exceptions, expected %u\n",
|
|
debug_service_exceptions, expected_exc);
|
|
ok(ret == expected_ret,
|
|
"BREAKPOINT_UNLOAD_SYMBOLS returned %u, expected %u\n", ret, expected_ret);
|
|
|
|
/* BREAKPOINT_COMMAND_STRING */
|
|
debug_service_exceptions = 0;
|
|
ret = func(5);
|
|
ok(debug_service_exceptions == expected_exc || broken(debug_service_exceptions == numexc),
|
|
"BREAKPOINT_COMMAND_STRING generated %u exceptions, expected %u\n",
|
|
debug_service_exceptions, expected_exc);
|
|
ok(ret == expected_ret || broken(ret == (numexc != 0)),
|
|
"BREAKPOINT_COMMAND_STRING returned %u, expected %u\n", ret, expected_ret);
|
|
|
|
pRtlRemoveVectoredExceptionHandler(vectored_handler);
|
|
}
|
|
|
|
static DWORD breakpoint_exceptions;
|
|
|
|
static LONG CALLBACK breakpoint_handler(EXCEPTION_POINTERS *ExceptionInfo)
|
|
{
|
|
EXCEPTION_RECORD *rec = ExceptionInfo->ExceptionRecord;
|
|
trace("vect. handler %08x addr:%p\n", rec->ExceptionCode, rec->ExceptionAddress);
|
|
|
|
ok(rec->ExceptionCode == EXCEPTION_BREAKPOINT, "ExceptionCode is %08x instead of %08x\n",
|
|
rec->ExceptionCode, EXCEPTION_BREAKPOINT);
|
|
|
|
#ifdef __i386__
|
|
ok(ExceptionInfo->ContextRecord->Eip == (DWORD)code_mem + 1,
|
|
"expected Eip = %x, got %x\n", (DWORD)code_mem + 1, ExceptionInfo->ContextRecord->Eip);
|
|
ok(rec->NumberParameters == (is_wow64 ? 1 : 3),
|
|
"ExceptionParameters is %d instead of %d\n", rec->NumberParameters, is_wow64 ? 1 : 3);
|
|
ok(rec->ExceptionInformation[0] == 0,
|
|
"got ExceptionInformation[0] = %lx\n", rec->ExceptionInformation[0]);
|
|
ExceptionInfo->ContextRecord->Eip = (DWORD)code_mem + 2;
|
|
#else
|
|
ok(ExceptionInfo->ContextRecord->Rip == (DWORD_PTR)code_mem + 1,
|
|
"expected Rip = %lx, got %lx\n", (DWORD_PTR)code_mem + 1, ExceptionInfo->ContextRecord->Rip);
|
|
ok(rec->NumberParameters == 1,
|
|
"ExceptionParameters is %d instead of 1\n", rec->NumberParameters);
|
|
ok(rec->ExceptionInformation[0] == 0,
|
|
"got ExceptionInformation[0] = %lx\n", rec->ExceptionInformation[0]);
|
|
ExceptionInfo->ContextRecord->Rip = (DWORD_PTR)code_mem + 2;
|
|
#endif
|
|
|
|
breakpoint_exceptions++;
|
|
return (rec->ExceptionCode == EXCEPTION_BREAKPOINT) ? EXCEPTION_CONTINUE_EXECUTION : EXCEPTION_CONTINUE_SEARCH;
|
|
}
|
|
|
|
static const BYTE breakpoint_code[] = {
|
|
0xcd, 0x03, /* int $0x3 */
|
|
0xc3, /* ret */
|
|
};
|
|
|
|
static void test_breakpoint(DWORD numexc)
|
|
{
|
|
DWORD (CDECL *func)(void) = code_mem;
|
|
void *vectored_handler;
|
|
|
|
memcpy(code_mem, breakpoint_code, sizeof(breakpoint_code));
|
|
|
|
vectored_handler = pRtlAddVectoredExceptionHandler(TRUE, &breakpoint_handler);
|
|
ok(vectored_handler != 0, "RtlAddVectoredExceptionHandler failed\n");
|
|
|
|
breakpoint_exceptions = 0;
|
|
func();
|
|
ok(breakpoint_exceptions == numexc, "int $0x3 generated %u exceptions, expected %u\n",
|
|
breakpoint_exceptions, numexc);
|
|
|
|
pRtlRemoveVectoredExceptionHandler(vectored_handler);
|
|
}
|
|
|
|
static DWORD invalid_handle_exceptions;
|
|
|
|
static LONG CALLBACK invalid_handle_vectored_handler(EXCEPTION_POINTERS *ExceptionInfo)
|
|
{
|
|
PEXCEPTION_RECORD rec = ExceptionInfo->ExceptionRecord;
|
|
trace("vect. handler %08x addr:%p\n", rec->ExceptionCode, rec->ExceptionAddress);
|
|
|
|
ok(rec->ExceptionCode == EXCEPTION_INVALID_HANDLE, "ExceptionCode is %08x instead of %08x\n",
|
|
rec->ExceptionCode, EXCEPTION_INVALID_HANDLE);
|
|
ok(rec->NumberParameters == 0, "ExceptionParameters is %d instead of 0\n", rec->NumberParameters);
|
|
|
|
invalid_handle_exceptions++;
|
|
return (rec->ExceptionCode == EXCEPTION_INVALID_HANDLE) ? EXCEPTION_CONTINUE_EXECUTION : EXCEPTION_CONTINUE_SEARCH;
|
|
}
|
|
|
|
static void test_closehandle(DWORD numexc, HANDLE handle)
|
|
{
|
|
PVOID vectored_handler;
|
|
NTSTATUS status;
|
|
DWORD res;
|
|
|
|
if (!pRtlAddVectoredExceptionHandler || !pRtlRemoveVectoredExceptionHandler || !pRtlRaiseException)
|
|
{
|
|
skip("RtlAddVectoredExceptionHandler or RtlRemoveVectoredExceptionHandler or RtlRaiseException not found\n");
|
|
return;
|
|
}
|
|
|
|
vectored_handler = pRtlAddVectoredExceptionHandler(TRUE, &invalid_handle_vectored_handler);
|
|
ok(vectored_handler != 0, "RtlAddVectoredExceptionHandler failed\n");
|
|
|
|
invalid_handle_exceptions = 0;
|
|
res = CloseHandle(handle);
|
|
|
|
ok(!res || (is_wow64 && res), "CloseHandle(%p) unexpectedly succeeded\n", handle);
|
|
ok(GetLastError() == ERROR_INVALID_HANDLE, "wrong error code %d instead of %d\n",
|
|
GetLastError(), ERROR_INVALID_HANDLE);
|
|
ok(invalid_handle_exceptions == numexc, "CloseHandle generated %d exceptions, expected %d\n",
|
|
invalid_handle_exceptions, numexc);
|
|
|
|
invalid_handle_exceptions = 0;
|
|
status = pNtClose(handle);
|
|
ok(status == STATUS_INVALID_HANDLE || (is_wow64 && status == 0), "NtClose(%p) returned status %08x\n", handle, status);
|
|
ok(invalid_handle_exceptions == numexc, "NtClose generated %d exceptions, expected %d\n",
|
|
invalid_handle_exceptions, numexc);
|
|
|
|
pRtlRemoveVectoredExceptionHandler(vectored_handler);
|
|
}
|
|
|
|
static void test_vectored_continue_handler(void)
|
|
{
|
|
PVOID handler1, handler2;
|
|
ULONG ret;
|
|
|
|
if (!pRtlAddVectoredContinueHandler || !pRtlRemoveVectoredContinueHandler)
|
|
{
|
|
skip("RtlAddVectoredContinueHandler or RtlRemoveVectoredContinueHandler not found\n");
|
|
return;
|
|
}
|
|
|
|
handler1 = pRtlAddVectoredContinueHandler(TRUE, (void *)0xdeadbeef);
|
|
ok(handler1 != 0, "RtlAddVectoredContinueHandler failed\n");
|
|
|
|
handler2 = pRtlAddVectoredContinueHandler(TRUE, (void *)0xdeadbeef);
|
|
ok(handler2 != 0, "RtlAddVectoredContinueHandler failed\n");
|
|
ok(handler1 != handler2, "RtlAddVectoredContinueHandler returned same handler\n");
|
|
|
|
if (pRtlRemoveVectoredExceptionHandler)
|
|
{
|
|
ret = pRtlRemoveVectoredExceptionHandler(handler1);
|
|
ok(!ret, "RtlRemoveVectoredExceptionHandler succeeded\n");
|
|
}
|
|
|
|
ret = pRtlRemoveVectoredContinueHandler(handler1);
|
|
ok(ret, "RtlRemoveVectoredContinueHandler failed\n");
|
|
|
|
ret = pRtlRemoveVectoredContinueHandler(handler2);
|
|
ok(ret, "RtlRemoveVectoredContinueHandler failed\n");
|
|
|
|
ret = pRtlRemoveVectoredContinueHandler(handler1);
|
|
ok(!ret, "RtlRemoveVectoredContinueHandler succeeded\n");
|
|
|
|
ret = pRtlRemoveVectoredContinueHandler((void *)0x11223344);
|
|
ok(!ret, "RtlRemoveVectoredContinueHandler succeeded\n");
|
|
}
|
|
#endif /* defined(__i386__) || defined(__x86_64__) */
|
|
|
|
static DWORD WINAPI suspend_thread_test( void *arg )
|
|
{
|
|
HANDLE event = arg;
|
|
WaitForSingleObject(event, INFINITE);
|
|
return 0;
|
|
}
|
|
|
|
static void test_suspend_count(HANDLE hthread, ULONG expected_count, int line)
|
|
{
|
|
static BOOL supported = TRUE;
|
|
NTSTATUS status;
|
|
ULONG count;
|
|
|
|
if (!supported)
|
|
return;
|
|
|
|
count = ~0u;
|
|
status = pNtQueryInformationThread(hthread, ThreadSuspendCount, &count, sizeof(count), NULL);
|
|
if (status)
|
|
{
|
|
win_skip("ThreadSuspendCount is not supported.\n");
|
|
supported = FALSE;
|
|
return;
|
|
}
|
|
|
|
ok_(__FILE__, line)(!status, "Failed to get suspend count, status %#x.\n", status);
|
|
ok_(__FILE__, line)(count == expected_count, "Unexpected suspend count %u.\n", count);
|
|
}
|
|
|
|
static void test_suspend_thread(void)
|
|
{
|
|
#define TEST_SUSPEND_COUNT(thread, count) test_suspend_count((thread), (count), __LINE__)
|
|
HANDLE thread, event;
|
|
ULONG count, len;
|
|
NTSTATUS status;
|
|
DWORD ret;
|
|
|
|
status = NtSuspendThread(0, NULL);
|
|
ok(status == STATUS_INVALID_HANDLE, "Unexpected return value %#x.\n", status);
|
|
|
|
status = NtResumeThread(0, NULL);
|
|
ok(status == STATUS_INVALID_HANDLE, "Unexpected return value %#x.\n", status);
|
|
|
|
event = CreateEventW(NULL, FALSE, FALSE, NULL);
|
|
|
|
thread = CreateThread(NULL, 0, suspend_thread_test, event, 0, NULL);
|
|
ok(thread != NULL, "Failed to create a thread.\n");
|
|
|
|
ret = WaitForSingleObject(thread, 0);
|
|
ok(ret == WAIT_TIMEOUT, "Unexpected status %d.\n", ret);
|
|
|
|
status = pNtQueryInformationThread(thread, ThreadSuspendCount, &count, sizeof(count), NULL);
|
|
if (!status)
|
|
{
|
|
status = pNtQueryInformationThread(thread, ThreadSuspendCount, NULL, sizeof(count), NULL);
|
|
ok(status == STATUS_ACCESS_VIOLATION, "Unexpected status %#x.\n", status);
|
|
|
|
status = pNtQueryInformationThread(thread, ThreadSuspendCount, &count, sizeof(count) / 2, NULL);
|
|
ok(status == STATUS_INFO_LENGTH_MISMATCH, "Unexpected status %#x.\n", status);
|
|
|
|
len = 123;
|
|
status = pNtQueryInformationThread(thread, ThreadSuspendCount, &count, sizeof(count) / 2, &len);
|
|
ok(status == STATUS_INFO_LENGTH_MISMATCH, "Unexpected status %#x.\n", status);
|
|
ok(len == 123, "Unexpected info length %u.\n", len);
|
|
|
|
len = 123;
|
|
status = pNtQueryInformationThread(thread, ThreadSuspendCount, NULL, 0, &len);
|
|
ok(status == STATUS_INFO_LENGTH_MISMATCH, "Unexpected status %#x.\n", status);
|
|
ok(len == 123, "Unexpected info length %u.\n", len);
|
|
|
|
count = 10;
|
|
status = pNtQueryInformationThread(0, ThreadSuspendCount, &count, sizeof(count), NULL);
|
|
ok(status, "Unexpected status %#x.\n", status);
|
|
ok(count == 10, "Unexpected suspend count %u.\n", count);
|
|
}
|
|
|
|
status = NtResumeThread(thread, NULL);
|
|
ok(!status, "Unexpected status %#x.\n", status);
|
|
|
|
status = NtResumeThread(thread, &count);
|
|
ok(!status, "Unexpected status %#x.\n", status);
|
|
ok(count == 0, "Unexpected suspended count %u.\n", count);
|
|
|
|
TEST_SUSPEND_COUNT(thread, 0);
|
|
|
|
status = NtSuspendThread(thread, NULL);
|
|
ok(!status, "Failed to suspend a thread, status %#x.\n", status);
|
|
|
|
TEST_SUSPEND_COUNT(thread, 1);
|
|
|
|
status = NtSuspendThread(thread, &count);
|
|
ok(!status, "Failed to suspend a thread, status %#x.\n", status);
|
|
ok(count == 1, "Unexpected suspended count %u.\n", count);
|
|
|
|
TEST_SUSPEND_COUNT(thread, 2);
|
|
|
|
status = NtResumeThread(thread, &count);
|
|
ok(!status, "Failed to resume a thread, status %#x.\n", status);
|
|
ok(count == 2, "Unexpected suspended count %u.\n", count);
|
|
|
|
TEST_SUSPEND_COUNT(thread, 1);
|
|
|
|
status = NtResumeThread(thread, NULL);
|
|
ok(!status, "Failed to resume a thread, status %#x.\n", status);
|
|
|
|
TEST_SUSPEND_COUNT(thread, 0);
|
|
|
|
SetEvent(event);
|
|
WaitForSingleObject(thread, INFINITE);
|
|
|
|
CloseHandle(thread);
|
|
#undef TEST_SUSPEND_COUNT
|
|
}
|
|
|
|
static const char *suspend_process_event_name = "suspend_process_event";
|
|
static const char *suspend_process_event2_name = "suspend_process_event2";
|
|
|
|
static DWORD WINAPI dummy_thread_proc( void *arg )
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static void suspend_process_proc(void)
|
|
{
|
|
HANDLE event = OpenEventA(SYNCHRONIZE, FALSE, suspend_process_event_name);
|
|
HANDLE event2 = OpenEventA(SYNCHRONIZE | EVENT_MODIFY_STATE, FALSE, suspend_process_event2_name);
|
|
unsigned int count;
|
|
NTSTATUS status;
|
|
HANDLE thread;
|
|
|
|
ok(event != NULL, "Failed to open event handle.\n");
|
|
ok(event2 != NULL, "Failed to open event handle.\n");
|
|
|
|
thread = CreateThread(NULL, 0, dummy_thread_proc, 0, CREATE_SUSPENDED, NULL);
|
|
ok(thread != NULL, "Failed to create auxiliary thread.\n");
|
|
|
|
/* Suspend up to limit. */
|
|
while (!(status = NtSuspendThread(thread, NULL)))
|
|
;
|
|
ok(status == STATUS_SUSPEND_COUNT_EXCEEDED, "Unexpected status %#x.\n", status);
|
|
|
|
for (;;)
|
|
{
|
|
SetEvent(event2);
|
|
if (WaitForSingleObject(event, 100) == WAIT_OBJECT_0)
|
|
break;
|
|
}
|
|
|
|
status = NtSuspendThread(thread, &count);
|
|
ok(!status, "Failed to suspend a thread, status %#x.\n", status);
|
|
ok(count == 125, "Unexpected suspend count %u.\n", count);
|
|
|
|
status = NtResumeThread(thread, NULL);
|
|
ok(!status, "Failed to resume a thread, status %#x.\n", status);
|
|
|
|
CloseHandle(event);
|
|
CloseHandle(event2);
|
|
}
|
|
|
|
static void test_suspend_process(void)
|
|
{
|
|
PROCESS_INFORMATION info;
|
|
char path_name[MAX_PATH];
|
|
STARTUPINFOA startup;
|
|
HANDLE event, event2;
|
|
NTSTATUS status;
|
|
char **argv;
|
|
DWORD ret;
|
|
|
|
event = CreateEventA(NULL, FALSE, FALSE, suspend_process_event_name);
|
|
ok(event != NULL, "Failed to create event.\n");
|
|
|
|
event2 = CreateEventA(NULL, FALSE, FALSE, suspend_process_event2_name);
|
|
ok(event2 != NULL, "Failed to create event.\n");
|
|
|
|
winetest_get_mainargs(&argv);
|
|
memset(&startup, 0, sizeof(startup));
|
|
startup.cb = sizeof(startup);
|
|
sprintf(path_name, "%s exception suspend_process", argv[0]);
|
|
|
|
ret = CreateProcessA(NULL, path_name, NULL, NULL, FALSE, 0, NULL, NULL, &startup, &info);
|
|
ok(ret, "Failed to create target process.\n");
|
|
|
|
/* New process signals this event. */
|
|
ResetEvent(event2);
|
|
ret = WaitForSingleObject(event2, INFINITE);
|
|
ok(ret == WAIT_OBJECT_0, "Wait failed, %#x.\n", ret);
|
|
|
|
/* Suspend main thread */
|
|
status = NtSuspendThread(info.hThread, &ret);
|
|
ok(!status && !ret, "Failed to suspend main thread, status %#x.\n", status);
|
|
|
|
/* Process wasn't suspended yet. */
|
|
status = pNtResumeProcess(info.hProcess);
|
|
ok(!status, "Failed to resume a process, status %#x.\n", status);
|
|
|
|
status = pNtSuspendProcess(0);
|
|
ok(status == STATUS_INVALID_HANDLE, "Unexpected status %#x.\n", status);
|
|
|
|
status = pNtResumeProcess(info.hProcess);
|
|
ok(!status, "Failed to resume a process, status %#x.\n", status);
|
|
|
|
ResetEvent(event2);
|
|
ret = WaitForSingleObject(event2, 200);
|
|
ok(ret == WAIT_OBJECT_0, "Wait failed.\n");
|
|
|
|
status = pNtSuspendProcess(info.hProcess);
|
|
ok(!status, "Failed to suspend a process, status %#x.\n", status);
|
|
|
|
status = NtSuspendThread(info.hThread, &ret);
|
|
ok(!status && ret == 1, "Failed to suspend main thread, status %#x.\n", status);
|
|
status = NtResumeThread(info.hThread, &ret);
|
|
ok(!status && ret == 2, "Failed to resume main thread, status %#x.\n", status);
|
|
|
|
ResetEvent(event2);
|
|
ret = WaitForSingleObject(event2, 200);
|
|
ok(ret == WAIT_TIMEOUT, "Wait failed.\n");
|
|
|
|
status = pNtSuspendProcess(info.hProcess);
|
|
ok(!status, "Failed to suspend a process, status %#x.\n", status);
|
|
|
|
status = pNtResumeProcess(info.hProcess);
|
|
ok(!status, "Failed to resume a process, status %#x.\n", status);
|
|
|
|
ResetEvent(event2);
|
|
ret = WaitForSingleObject(event2, 200);
|
|
ok(ret == WAIT_TIMEOUT, "Wait failed.\n");
|
|
|
|
status = pNtResumeProcess(info.hProcess);
|
|
ok(!status, "Failed to resume a process, status %#x.\n", status);
|
|
|
|
ResetEvent(event2);
|
|
ret = WaitForSingleObject(event2, 200);
|
|
ok(ret == WAIT_OBJECT_0, "Wait failed.\n");
|
|
|
|
SetEvent(event);
|
|
|
|
wait_child_process(info.hProcess);
|
|
|
|
CloseHandle(info.hProcess);
|
|
CloseHandle(info.hThread);
|
|
|
|
CloseHandle(event);
|
|
CloseHandle(event2);
|
|
}
|
|
|
|
static void test_unload_trace(void)
|
|
{
|
|
static const WCHAR imageW[] = {'m','s','x','m','l','3','.','d','l','l',0};
|
|
RTL_UNLOAD_EVENT_TRACE *unload_trace, **unload_trace_ex = NULL, *ptr;
|
|
ULONG *element_size, *element_count, size;
|
|
HMODULE hmod;
|
|
BOOL found;
|
|
|
|
unload_trace = pRtlGetUnloadEventTrace();
|
|
ok(unload_trace != NULL, "Failed to get unload events pointer.\n");
|
|
|
|
if (pRtlGetUnloadEventTraceEx)
|
|
{
|
|
pRtlGetUnloadEventTraceEx(&element_size, &element_count, (void **)&unload_trace_ex);
|
|
ok(*element_size >= sizeof(*ptr), "Unexpected element size.\n");
|
|
ok(*element_count == RTL_UNLOAD_EVENT_TRACE_NUMBER, "Unexpected trace element count %u.\n", *element_count);
|
|
ok(unload_trace_ex != NULL, "Unexpected pointer %p.\n", unload_trace_ex);
|
|
size = *element_size;
|
|
}
|
|
else
|
|
size = sizeof(*unload_trace);
|
|
|
|
hmod = LoadLibraryA("msxml3.dll");
|
|
ok(hmod != NULL, "Failed to load library.\n");
|
|
FreeLibrary(hmod);
|
|
|
|
found = FALSE;
|
|
ptr = unload_trace;
|
|
while (ptr->BaseAddress != NULL)
|
|
{
|
|
if (!lstrcmpW(imageW, ptr->ImageName))
|
|
{
|
|
found = TRUE;
|
|
break;
|
|
}
|
|
ptr = (RTL_UNLOAD_EVENT_TRACE *)((char *)ptr + size);
|
|
}
|
|
ok(found, "Unloaded module wasn't found.\n");
|
|
|
|
if (unload_trace_ex)
|
|
{
|
|
found = FALSE;
|
|
ptr = *unload_trace_ex;
|
|
while (ptr->BaseAddress != NULL)
|
|
{
|
|
if (!lstrcmpW(imageW, ptr->ImageName))
|
|
{
|
|
found = TRUE;
|
|
break;
|
|
}
|
|
ptr = (RTL_UNLOAD_EVENT_TRACE *)((char *)ptr + size);
|
|
}
|
|
ok(found, "Unloaded module wasn't found.\n");
|
|
}
|
|
}
|
|
|
|
START_TEST(exception)
|
|
{
|
|
HMODULE hntdll = GetModuleHandleA("ntdll.dll");
|
|
#if defined(__x86_64__)
|
|
HMODULE hmsvcrt = LoadLibraryA("msvcrt.dll");
|
|
#endif
|
|
|
|
my_argc = winetest_get_mainargs( &my_argv );
|
|
|
|
if (my_argc >= 3 && !strcmp(my_argv[2], "suspend_process"))
|
|
{
|
|
suspend_process_proc();
|
|
return;
|
|
}
|
|
|
|
code_mem = VirtualAlloc(NULL, 65536, MEM_RESERVE | MEM_COMMIT, PAGE_EXECUTE_READWRITE);
|
|
if(!code_mem) {
|
|
trace("VirtualAlloc failed\n");
|
|
return;
|
|
}
|
|
|
|
#define X(f) p##f = (void*)GetProcAddress(hntdll, #f)
|
|
X(NtGetContextThread);
|
|
X(NtSetContextThread);
|
|
X(NtReadVirtualMemory);
|
|
X(NtClose);
|
|
X(RtlUnwind);
|
|
X(RtlRaiseException);
|
|
X(RtlCaptureContext);
|
|
X(NtTerminateProcess);
|
|
X(RtlAddVectoredExceptionHandler);
|
|
X(RtlRemoveVectoredExceptionHandler);
|
|
X(RtlAddVectoredContinueHandler);
|
|
X(RtlRemoveVectoredContinueHandler);
|
|
X(NtQueryInformationProcess);
|
|
X(NtQueryInformationThread);
|
|
X(NtSetInformationProcess);
|
|
X(NtSuspendProcess);
|
|
X(NtResumeProcess);
|
|
X(RtlGetUnloadEventTrace);
|
|
X(RtlGetUnloadEventTraceEx);
|
|
#undef X
|
|
|
|
pIsWow64Process = (void *)GetProcAddress(GetModuleHandleA("kernel32.dll"), "IsWow64Process");
|
|
|
|
#ifdef __i386__
|
|
if (!pIsWow64Process || !pIsWow64Process( GetCurrentProcess(), &is_wow64 )) is_wow64 = FALSE;
|
|
|
|
if (pRtlAddVectoredExceptionHandler && pRtlRemoveVectoredExceptionHandler)
|
|
have_vectored_api = TRUE;
|
|
else
|
|
skip("RtlAddVectoredExceptionHandler or RtlRemoveVectoredExceptionHandler not found\n");
|
|
|
|
my_argc = winetest_get_mainargs( &my_argv );
|
|
if (my_argc >= 4)
|
|
{
|
|
void *addr;
|
|
sscanf( my_argv[3], "%p", &addr );
|
|
|
|
if (addr != &test_stage)
|
|
{
|
|
skip( "child process not mapped at same address (%p/%p)\n", &test_stage, addr);
|
|
return;
|
|
}
|
|
|
|
/* child must be run under a debugger */
|
|
if (!NtCurrentTeb()->Peb->BeingDebugged)
|
|
{
|
|
ok(FALSE, "child process not being debugged?\n");
|
|
return;
|
|
}
|
|
|
|
if (pRtlRaiseException)
|
|
{
|
|
test_stage = 1;
|
|
run_rtlraiseexception_test(0x12345);
|
|
run_rtlraiseexception_test(EXCEPTION_BREAKPOINT);
|
|
run_rtlraiseexception_test(EXCEPTION_INVALID_HANDLE);
|
|
test_stage = 2;
|
|
run_rtlraiseexception_test(0x12345);
|
|
run_rtlraiseexception_test(EXCEPTION_BREAKPOINT);
|
|
run_rtlraiseexception_test(EXCEPTION_INVALID_HANDLE);
|
|
test_stage = 3;
|
|
test_outputdebugstring(0, FALSE);
|
|
test_stage = 4;
|
|
test_outputdebugstring(2, TRUE); /* is this a Windows bug? */
|
|
test_stage = 5;
|
|
test_ripevent(0);
|
|
test_stage = 6;
|
|
test_ripevent(1);
|
|
test_stage = 7;
|
|
test_debug_service(0);
|
|
test_stage = 8;
|
|
test_debug_service(1);
|
|
test_stage = 9;
|
|
test_breakpoint(0);
|
|
test_stage = 10;
|
|
test_breakpoint(1);
|
|
test_stage = 11;
|
|
test_closehandle(0, (HANDLE)0xdeadbeef);
|
|
test_stage = 12;
|
|
test_closehandle(1, (HANDLE)0xdeadbeef);
|
|
test_stage = 13;
|
|
test_closehandle(0, 0); /* Special case. */
|
|
}
|
|
else
|
|
skip( "RtlRaiseException not found\n" );
|
|
|
|
/* rest of tests only run in parent */
|
|
return;
|
|
}
|
|
|
|
test_unwind();
|
|
test_exceptions();
|
|
test_rtlraiseexception();
|
|
test_debug_registers();
|
|
test_outputdebugstring(1, FALSE);
|
|
test_ripevent(1);
|
|
test_debug_service(1);
|
|
test_breakpoint(1);
|
|
test_closehandle(0, (HANDLE)0xdeadbeef);
|
|
test_vectored_continue_handler();
|
|
test_debugger();
|
|
test_simd_exceptions();
|
|
test_fpu_exceptions();
|
|
test_dpe_exceptions();
|
|
test_prot_fault();
|
|
test_thread_context();
|
|
test_kiuserexceptiondispatcher();
|
|
|
|
/* Call of Duty WWII writes to BeingDebugged then closes an invalid handle,
|
|
* crashing the game if an exception is raised. */
|
|
NtCurrentTeb()->Peb->BeingDebugged = 0x98;
|
|
test_closehandle(0, (HANDLE)0xdeadbeef);
|
|
NtCurrentTeb()->Peb->BeingDebugged = 0;
|
|
|
|
#elif defined(__x86_64__)
|
|
|
|
#define X(f) p##f = (void*)GetProcAddress(hntdll, #f)
|
|
X(RtlAddFunctionTable);
|
|
X(RtlDeleteFunctionTable);
|
|
X(RtlInstallFunctionTableCallback);
|
|
X(RtlLookupFunctionEntry);
|
|
X(RtlAddGrowableFunctionTable);
|
|
X(RtlGrowFunctionTable);
|
|
X(RtlDeleteGrowableFunctionTable);
|
|
X(__C_specific_handler);
|
|
X(RtlCaptureContext);
|
|
X(RtlRestoreContext);
|
|
X(RtlUnwindEx);
|
|
X(RtlWow64GetThreadContext);
|
|
X(RtlWow64SetThreadContext);
|
|
#undef X
|
|
|
|
p_setjmp = (void *)GetProcAddress( hmsvcrt,
|
|
"_setjmp" );
|
|
|
|
test_debug_registers();
|
|
test_outputdebugstring(1, FALSE);
|
|
test_ripevent(1);
|
|
test_debug_service(1);
|
|
test_breakpoint(1);
|
|
test_closehandle(0, (HANDLE)0xdeadbeef);
|
|
test_vectored_continue_handler();
|
|
test_virtual_unwind();
|
|
test___C_specific_handler();
|
|
test_restore_context();
|
|
test_prot_fault();
|
|
test_dpe_exceptions();
|
|
test_wow64_context();
|
|
test_kiuserexceptiondispatcher();
|
|
|
|
if (pRtlAddFunctionTable && pRtlDeleteFunctionTable && pRtlInstallFunctionTableCallback && pRtlLookupFunctionEntry)
|
|
test_dynamic_unwind();
|
|
else
|
|
skip( "Dynamic unwind functions not found\n" );
|
|
|
|
/* Call of Duty WWII writes to BeingDebugged then closes an invalid handle,
|
|
* crashing the game if an exception is raised. */
|
|
NtCurrentTeb()->Peb->BeingDebugged = 0x98;
|
|
test_closehandle(0, (HANDLE)0xdeadbeef);
|
|
NtCurrentTeb()->Peb->BeingDebugged = 0;
|
|
#endif
|
|
|
|
test_suspend_thread();
|
|
test_suspend_process();
|
|
test_unload_trace();
|
|
VirtualFree(code_mem, 0, MEM_RELEASE);
|
|
}
|