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ntdll/tests: Run exception tests under the debugger on all platforms. 

Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Alexandre Julliard 2020-08-11 17:49:57 +02:00
parent 4f3534fa6f
commit 13abe9e2bd
3 changed files with 688 additions and 51 deletions
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734
dlls/ntdll/tests/exception.c
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@ -160,6 +160,8 @@ static int (CDECL *p_setjmp)(_JUMP_BUFFER*);
static int my_argc;
static char** my_argv;
static BOOL is_wow64;
static BOOL have_vectored_api;
static int test_stage;
#ifdef __i386__
@ -171,8 +173,6 @@ static BOOL is_wow64;
#define MEM_EXECUTE_OPTION_PERMANENT 0x08
#endif
static int test_stage;
/* Test various instruction combinations that cause a protection fault on the i386,
* and check what the resulting exception looks like.
*/
@ -325,7 +325,6 @@ static const struct exception
};
static int got_exception;
static BOOL have_vectored_api;
static void run_exception_test(void *handler, const void* context,
const void *code, unsigned int code_size,
@ -1045,11 +1044,10 @@ static void test_debugger(void)
{
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; */
/* setting the context from debugger does not affect the context that the
* exception handler gets */
ctx.Eip = 0x12345;
ctx.Eax = 0xf00f00f1;
/* let the debuggee handle the exception */
continuestatus = DBG_EXCEPTION_NOT_HANDLED;
}
@ -1059,16 +1057,11 @@ static void test_debugger(void)
{
/* 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.Eip, (char *)code_mem_address + 0xb);
ctx.Eip = 0x12345;
ctx.Eax = 0xf00f00f1;
/* pass exception to debuggee
* exception will not be handled and
* a second chance exception will be raised */
* exception will not be handled and a second chance exception will be raised */
continuestatus = DBG_EXCEPTION_NOT_HANDLED;
}
else
@ -2855,6 +2848,218 @@ static void test_dpe_exceptions(void)
pRtlRemoveVectoredExceptionHandler(handler);
}
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=%p, Eax=%p\n",
de.u.Exception.ExceptionRecord.ExceptionCode,
de.u.Exception.ExceptionRecord.ExceptionAddress,
de.u.Exception.dwFirstChance, (char *)ctx.Rip, (char *)ctx.Rax);
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 0 /* RtlRaiseException test disabled for now */
if (stage == 1)
{
ok((char *)ctx.Rip == (char *)code_mem_address + 0xb, "Rip at %p instead of %p\n",
(char *)ctx.Rip, (char *)code_mem_address + 0xb);
/* setting the context from debugger does not affect the context that the
* exception handler gets */
ctx.Rip = 0x12345;
ctx.Rax = 0xf00f00f1;
/* let the debuggee handle the exception */
continuestatus = DBG_EXCEPTION_NOT_HANDLED;
}
else if (stage == 2)
{
if (de.u.Exception.dwFirstChance)
{
ok((char *)ctx.Rip == (char *)code_mem_address + 0xb, "Rip at %p instead of %p\n",
(char *)ctx.Rip, (char *)code_mem_address + 0xb);
/* setting the context from debugger does not affect the context that the
* exception handler gets */
ctx.Rip = 0x12345;
ctx.Rax = 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 */
if (de.u.Exception.ExceptionRecord.ExceptionCode == EXCEPTION_BREAKPOINT)
{
ok((char *)ctx.Rip == (char *)code_mem_address + 0xa,
"Rip at %p instead of %p\n",
(char *)ctx.Rip, (char *)code_mem_address + 0xa);
ctx.Rip += 1;
}
else ok((char *)ctx.Rip == (char *)code_mem_address + 0xb, "Rip at 0x%x instead of %p\n",
ctx.Rip, (char *)code_mem_address + 0xb);
/* here we handle exception */
}
}
else
#endif
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.Rip == (char *)code_mem_address + 0x30,
"expected Rip = %p, got %p\n", (char *)code_mem_address + 0x30, (char *)ctx.Rip);
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.Rip == (char *)code_mem_address + 2,
"expected Rip = %p, got %p\n", (char *)code_mem_address + 2, (char *)ctx.Rip);
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());
}
static void test_thread_context(void)
{
CONTEXT context;
@ -3442,6 +3647,223 @@ static void test_thread_context(void)
#undef COMPARE
}
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 pc=%08x, r0=%08x\n",
de.u.Exception.ExceptionRecord.ExceptionCode,
de.u.Exception.ExceptionRecord.ExceptionAddress,
de.u.Exception.dwFirstChance, ctx.Pc, ctx.R0);
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 0 /* RtlRaiseException test disabled for now */
if (stage == 1)
{
ok((char *)ctx.Pc == (char *)code_mem_address + 0xb, "Pc at %x instead of %p\n",
ctx.Pc, (char *)code_mem_address + 0xb);
/* setting the context from debugger does not affect the context that the
* exception handler gets */
ctx.Pc = 0x12345;
ctx.R0 = 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.Pc */
ok((char *)ctx.Pc == (char *)code_mem_address + 0xb, "Pc at 0x%x instead of %p\n",
ctx.Pc, (char *)code_mem_address + 0xb);
ctx.Pc = 0x12345;
ctx.R0 = 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.Pc is the same value the exception handler got */
if (de.u.Exception.ExceptionRecord.ExceptionCode == EXCEPTION_BREAKPOINT)
{
ok((char *)ctx.Pc == (char *)code_mem_address + 0xa,
"Pc at 0x%x instead of %p\n", ctx.Pc, (char *)code_mem_address + 0xa);
/* need to fixup Pc for debuggee */
/*ctx.Pc += 2; */
}
else ok((char *)ctx.Pc == (char *)code_mem_address + 0xb,
"Pc at 0x%x instead of %p\n", ctx.Pc, (char *)code_mem_address + 0xb);
/* here we handle exception */
}
}
else
#endif
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.Pc == (char *)code_mem_address + 0x1d,
"expected Pc = %p, got 0x%x\n", (char *)code_mem_address + 0x1d, ctx.Pc);
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.Pc == (char *)code_mem_address + 4,
"expected Pc = %p, got 0x%x\n", (char *)code_mem_address + 4, ctx.Pc);
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());
}
static void test_debug_service(DWORD numexc)
{
/* not supported */
}
#elif defined(__aarch64__)
static void test_thread_context(void)
@ -3603,6 +4025,223 @@ static void test_thread_context(void)
#undef COMPARE
}
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 pc=%p, x0=%p\n",
de.u.Exception.ExceptionRecord.ExceptionCode,
de.u.Exception.ExceptionRecord.ExceptionAddress,
de.u.Exception.dwFirstChance, (char *)ctx.Pc, (char *)ctx.X0);
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 0 /* RtlRaiseException test disabled for now */
if (stage == 1)
{
ok((char *)ctx.Pc == (char *)code_mem_address + 0xb, "Pc at %p instead of %p\n",
(char *)ctx.Pc, (char *)code_mem_address + 0xb);
/* setting the context from debugger does not affect the context that the
* exception handler gets */
ctx.Pc = 0x12345;
ctx.X0 = 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.Pc */
ok((char *)ctx.Pc == (char *)code_mem_address + 0xb, "Pc at %p instead of %p\n",
(char *)ctx.Pc, (char *)code_mem_address + 0xb);
ctx.Pc = 0x12345;
ctx.X0 = 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.Pc is the same value the exception handler got */
if (de.u.Exception.ExceptionRecord.ExceptionCode == EXCEPTION_BREAKPOINT)
{
ok((char *)ctx.Pc == (char *)code_mem_address + 0xa,
"Pc at %p instead of %p\n", (char *)ctx.Pc, (char *)code_mem_address + 0xa);
/* need to fixup Pc for debuggee */
ctx.Pc += 4;
}
else ok((char *)ctx.Pc == (char *)code_mem_address + 0xb,
"Pc at 0x%x instead of %p\n", ctx.Pc, (char *)code_mem_address + 0xb);
/* here we handle exception */
}
}
else
#endif
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.Pc == (char *)code_mem_address + 0x1d,
"expected Pc = %p, got %p\n", (char *)code_mem_address + 0x1d, (char *)ctx.Pc);
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.Pc == (char *)code_mem_address + 4,
"expected Pc = %p, got %p\n", (char *)code_mem_address + 4, (char *)ctx.Pc);
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());
}
static void test_debug_service(DWORD numexc)
{
/* not supported */
}
#endif /* __aarch64__ */
#if defined(__i386__) || defined(__x86_64__)
@ -3992,21 +4631,19 @@ static LONG CALLBACK breakpoint_handler(EXCEPTION_POINTERS *ExceptionInfo)
"got ExceptionInformation[0] = %lx\n", rec->ExceptionInformation[0]);
ExceptionInfo->ContextRecord->Rip = (DWORD_PTR)code_mem + 2;
#elif defined(__arm__)
ok(ExceptionInfo->ContextRecord->Pc == (DWORD)code_mem,
"expected pc = %lx, got %lx\n", (DWORD)code_mem, ExceptionInfo->ContextRecord->Pc);
ok(ExceptionInfo->ContextRecord->Pc == (DWORD)code_mem + 4,
"expected pc = %lx, got %lx\n", (DWORD)code_mem + 4, ExceptionInfo->ContextRecord->Pc);
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->Pc = (DWORD)code_mem + 4;
#elif defined(__aarch64__)
ok(ExceptionInfo->ContextRecord->Pc == (DWORD_PTR)code_mem,
"expected pc = %lx, got %lx\n", (DWORD_PTR)code_mem, ExceptionInfo->ContextRecord->Pc);
ok(ExceptionInfo->ContextRecord->Pc == (DWORD_PTR)code_mem + 4,
"expected pc = %lx, got %lx\n", (DWORD_PTR)code_mem + 4, ExceptionInfo->ContextRecord->Pc);
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->Pc = (DWORD_PTR)code_mem + 4;
#endif
breakpoint_exceptions++;
@ -4470,8 +5107,6 @@ START_TEST(exception)
#undef X
pIsWow64Process = (void *)GetProcAddress(GetModuleHandleA("kernel32.dll"), "IsWow64Process");
#ifdef __i386__
if (!pIsWow64Process || !pIsWow64Process( GetCurrentProcess(), &is_wow64 )) is_wow64 = FALSE;
if (pRtlAddVectoredExceptionHandler && pRtlRemoveVectoredExceptionHandler)
@ -4498,6 +5133,7 @@ START_TEST(exception)
return;
}
#ifdef __i386__
if (pRtlRaiseException)
{
test_stage = 1;
@ -4508,42 +5144,43 @@ START_TEST(exception)
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" );
else skip( "RtlRaiseException not found\n" );
#endif
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. */
/* rest of tests only run in parent */
return;
}
#ifdef __i386__
test_unwind();
test_exceptions();
test_rtlraiseexception();
test_debug_registers();
test_debug_service(1);
test_debugger();
test_simd_exceptions();
test_fpu_exceptions();
test_dpe_exceptions();
@ -4587,6 +5224,7 @@ START_TEST(exception)
skip( "Dynamic unwind functions not found\n" );
#endif
test_debugger();
test_thread_context();
test_outputdebugstring(1, FALSE);
test_ripevent(1);

1
dlls/ntdll/unix/signal_arm.c
View File

@ -552,6 +552,7 @@ static void setup_exception( ucontext_t *sigcontext, EXCEPTION_RECORD *rec )
rec->ExceptionAddress = (void *)PC_sig(sigcontext);
save_context( &context, sigcontext );
if (rec->ExceptionCode == EXCEPTION_BREAKPOINT) context.Pc += 4;
status = send_debug_event( rec, &context, TRUE );
if (status == DBG_CONTINUE || status == DBG_EXCEPTION_HANDLED)

4
dlls/ntdll/unix/signal_arm64.c
View File

@ -554,6 +554,7 @@ static void setup_exception( ucontext_t *sigcontext, EXCEPTION_RECORD *rec )
rec->ExceptionAddress = (void *)PC_sig(sigcontext);
save_context( &context, sigcontext );
save_fpu( &context, sigcontext );
if (rec->ExceptionCode == EXCEPTION_BREAKPOINT) context.Pc += 4;
status = send_debug_event( rec, &context, TRUE );
if (status == DBG_CONTINUE || status == DBG_EXCEPTION_HANDLED)
@ -562,9 +563,6 @@ static void setup_exception( ucontext_t *sigcontext, EXCEPTION_RECORD *rec )
return;
}
/* fix up instruction pointer in context for EXCEPTION_BREAKPOINT */
if (rec->ExceptionCode == EXCEPTION_BREAKPOINT) context.Pc += 4;
stack = virtual_setup_exception( stack_ptr, (sizeof(*stack) + 15) & ~15, rec );
stack->rec = *rec;
stack->context = context;