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ntdll/tests: Test DEP exceptions on x86-64. 

Signed-off-by: Zebediah Figura <z.figura12@gmail.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Zebediah Figura 2018-03-26 18:57:33 -05:00 committed by Alexandre Julliard
parent 19a3bb2725
commit f63474b6d5
1 changed files with 54 additions and 0 deletions
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54
dlls/ntdll/tests/exception.c
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@ -2426,6 +2426,59 @@ static void test_prot_fault(void)
}
}
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;
void *handler;
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);
}
#endif /* __x86_64__ */
#if defined(__i386__) || defined(__x86_64__)
@ -3021,6 +3074,7 @@ START_TEST(exception)
test___C_specific_handler();
test_restore_context();
test_prot_fault();
test_dpe_exceptions();
if (pRtlAddFunctionTable && pRtlDeleteFunctionTable && pRtlInstallFunctionTableCallback && pRtlLookupFunctionEntry)
test_dynamic_unwind();