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server: OpenMutex should perform a real access check instead of validating access flags. 

This reverts 7b63fa658a.
This commit is contained in:
Dmitry Timoshkov 2012-03-12 13:40:43 +08:00 committed by Alexandre Julliard
parent fa2420d696
commit 4b058e6e79
2 changed files with 20 additions and 8 deletions
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20
dlls/kernel32/tests/sync.c
View File

@ -133,12 +133,23 @@ static void test_mutex(void)
int i;
DWORD failed = 0;
SetLastError(0xdeadbeef);
hOpened = OpenMutex(0, FALSE, "WineTestMutex");
ok(hOpened == NULL, "OpenMutex succeeded\n");
ok(GetLastError() == ERROR_FILE_NOT_FOUND, "wrong error %u\n", GetLastError());
SetLastError(0xdeadbeef);
hCreated = CreateMutex(NULL, FALSE, "WineTestMutex");
ok(hCreated != NULL, "CreateMutex failed with error %d\n", GetLastError());
SetLastError(0xdeadbeef);
hOpened = OpenMutex(0, FALSE, "WineTestMutex");
todo_wine
ok(hOpened == NULL, "OpenMutex succeeded\n");
todo_wine
ok(GetLastError() == ERROR_ACCESS_DENIED, "wrong error %u\n", GetLastError());
SetLastError(0xdeadbeef);
hOpened = OpenMutex(GENERIC_EXECUTE, FALSE, "WineTestMutex");
ok(hOpened != NULL, "OpenMutex failed with error %d\n", GetLastError());
wait_ret = WaitForSingleObject(hOpened, INFINITE);
@ -151,6 +162,7 @@ static void test_mutex(void)
ok(wait_ret == WAIT_OBJECT_0, "WaitForSingleObject failed with error 0x%08x\n", wait_ret);
}
SetLastError(0xdeadbeef);
hOpened = OpenMutex(GENERIC_READ | GENERIC_WRITE, FALSE, "WineTestMutex");
ok(hOpened != NULL, "OpenMutex failed with error %d\n", GetLastError());
wait_ret = WaitForSingleObject(hOpened, INFINITE);
@ -159,22 +171,30 @@ static void test_mutex(void)
for (i = 0; i < 32; i++)
{
SetLastError(0xdeadbeef);
hOpened = OpenMutex(0x1 << i, FALSE, "WineTestMutex");
if(hOpened != NULL)
{
SetLastError(0xdeadbeef);
ret = ReleaseMutex(hOpened);
ok(ret, "ReleaseMutex failed with error %d, access %x\n", GetLastError(), 1 << i);
CloseHandle(hOpened);
}
else
{
if ((1 << i) == ACCESS_SYSTEM_SECURITY)
todo_wine ok(GetLastError() == ERROR_PRIVILEGE_NOT_HELD, "wrong error %u, access %x\n", GetLastError(), 1 << i);
else
todo_wine ok(GetLastError() == ERROR_ACCESS_DENIED, "wrong error %u, , access %x\n", GetLastError(), 1 << i);
ReleaseMutex(hCreated);
failed |=0x1 << i;
}
}
todo_wine
ok( failed == 0x0de0fffe, "open succeeded when it shouldn't: %x\n", failed);
SetLastError(0xdeadbeef);
ret = ReleaseMutex(hCreated);
ok(!ret && (GetLastError() == ERROR_NOT_OWNER),
"ReleaseMutex should have failed with ERROR_NOT_OWNER instead of %d\n", GetLastError());

8
server/mutex.c
View File

@ -238,14 +238,6 @@ DECL_HANDLER(open_mutex)
struct directory *root = NULL;
struct mutex *mutex;
if ((req->access & ~(GENERIC_READ | GENERIC_WRITE | GENERIC_EXECUTE | GENERIC_ALL |
MUTEX_ALL_ACCESS | STANDARD_RIGHTS_ALL | MAXIMUM_ALLOWED)) ||
!req->access)
{
set_error(STATUS_INVALID_PARAMETER);
return;
}
get_req_unicode_str( &name );
if (req->rootdir && !(root = get_directory_obj( current->process, req->rootdir, 0 )))
return;