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ntdll/tests: Add tests for Wow64SystemServiceEx(). 

Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Alexandre Julliard 2021-07-21 13:19:57 +02:00
parent feb088b224
commit 8337998d25
1 changed files with 91 additions and 0 deletions
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91
dlls/ntdll/tests/wow64.c
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@ -1174,6 +1174,96 @@ static void test_iosb(void)
CloseHandle( server ); CloseHandle( server );
} }
static NTSTATUS invoke_syscall( const char *name, ULONG args32[] )
{
NTSTATUS status;
ULONG64 args64[] = { -1, PtrToUlong( args32 ) };
ULONG64 ptr, res, func = get_proc_address64( wow64_module, "Wow64SystemServiceEx" );
BYTE syscall[32];
if (!(ptr = get_proc_address64( ntdll_module, name ))) return STATUS_NOT_IMPLEMENTED;
if (pNtWow64ReadVirtualMemory64)
{
HANDLE process = OpenProcess( PROCESS_ALL_ACCESS, FALSE, GetCurrentProcessId() );
status = pNtWow64ReadVirtualMemory64( process, ptr, syscall, sizeof(syscall), &res );
ok( !status, "NtWow64ReadVirtualMemory64 failed %x\n", status );
if (syscall[0] == 0x4c && syscall[1] == 0x8b && syscall[2] == 0xd1 && syscall[3] == 0xb8)
args64[0] = *(DWORD *)(syscall + 4);
else
win_skip( "syscall thunk not recognized\n" );
NtClose( process );
}
return call_func64( func, ARRAY_SIZE(args64), args64 );
}
static void test_syscalls(void)
{
ULONG64 func;
ULONG args32[8];
HANDLE event, event2;
OBJECT_ATTRIBUTES attr;
UNICODE_STRING name;
NTSTATUS status;
if (!is_wow64) return;
if (!ntdll_module) return;
func = get_proc_address64( wow64_module, "Wow64SystemServiceEx" );
ok( func, "Wow64SystemServiceEx not found\n" );
event = CreateEventA( NULL, FALSE, FALSE, NULL );
status = NtSetEvent( event, NULL );
ok( !status, "NtSetEvent failed %x\n", status );
args32[0] = HandleToLong( event );
status = invoke_syscall( "NtClose", args32 );
ok( !status, "syscall failed %x\n", status );
status = NtSetEvent( event, NULL );
ok( status == STATUS_INVALID_HANDLE, "NtSetEvent failed %x\n", status );
status = invoke_syscall( "NtClose", args32 );
ok( status == STATUS_INVALID_HANDLE, "syscall failed %x\n", status );
args32[0] = 0xdeadbeef;
status = invoke_syscall( "NtClose", args32 );
ok( status == STATUS_INVALID_HANDLE, "syscall failed %x\n", status );
RtlInitUnicodeString( &name, L"\\BaseNamedObjects\\wow64-test");
InitializeObjectAttributes( &attr, &name, OBJ_OPENIF, 0, NULL );
event = (HANDLE)0xdeadbeef;
args32[0] = PtrToUlong(&event );
args32[1] = EVENT_ALL_ACCESS;
args32[2] = PtrToUlong( &attr );
args32[3] = NotificationEvent;
args32[4] = 0;
status = invoke_syscall( "NtCreateEvent", args32 );
ok( !status, "syscall failed %x\n", status );
status = NtSetEvent( event, NULL );
ok( !status, "NtSetEvent failed %x\n", status );
event2 = (HANDLE)0xdeadbeef;
args32[0] = PtrToUlong( &event2 );
status = invoke_syscall( "NtOpenEvent", args32 );
ok( !status, "syscall failed %x\n", status );
status = NtSetEvent( event2, NULL );
ok( !status, "NtSetEvent failed %x\n", status );
args32[0] = HandleToLong( event2 );
status = invoke_syscall( "NtClose", args32 );
ok( !status, "syscall failed %x\n", status );
event2 = (HANDLE)0xdeadbeef;
args32[0] = PtrToUlong( &event2 );
status = invoke_syscall( "NtCreateEvent", args32 );
ok( status == STATUS_OBJECT_NAME_EXISTS, "syscall failed %x\n", status );
status = NtSetEvent( event2, NULL );
ok( !status, "NtSetEvent failed %x\n", status );
args32[0] = HandleToLong( event2 );
status = invoke_syscall( "NtClose", args32 );
ok( !status, "syscall failed %x\n", status );
status = NtClose( event );
ok( !status, "NtClose failed %x\n", status );
}
static void test_cpu_area(void) static void test_cpu_area(void)
{ {
TEB64 *teb64 = (TEB64 *)NtCurrentTeb()->GdiBatchCount; TEB64 *teb64 = (TEB64 *)NtCurrentTeb()->GdiBatchCount;
@ -1217,6 +1307,7 @@ START_TEST(wow64)
test_modules(); test_modules();
test_init_block(); test_init_block();
test_iosb(); test_iosb();
test_syscalls();
#endif #endif
test_cpu_area(); test_cpu_area();
} }