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1#include <darwintest.h>
2#include <mach/mach.h>
3#include <IOKit/IOKitLib.h>
4#include <Kernel/IOKit/crypto/AppleKeyStoreDefs.h>
5
6
7T_GLOBAL_META(T_META_RUN_CONCURRENTLY(true));
8
9T_DECL(ioconnectasyncmethod_referenceCnt,
10 "Test IOConnectCallAsyncMethod with referenceCnt < 1",
11 T_META_ASROOT(true))
12{
13 io_service_t service;
14 io_connect_t conn;
15 mach_port_t wakePort;
16 uint64_t reference = 0;
17 service = IOServiceGetMatchingService(kIOMasterPortDefault, IOServiceMatching(kAppleKeyStoreServiceName));
18 if (service == IO_OBJECT_NULL) {
19 T_SKIP("Service " kAppleKeyStoreServiceName " could not be opened. skipping test");
20 }
21 T_ASSERT_NE(service, MACH_PORT_NULL, "got " kAppleKeyStoreServiceName " service");
22 T_ASSERT_MACH_SUCCESS(IOServiceOpen(service, mach_task_self(), 0, &conn), "opened connection to service");
23 T_ASSERT_MACH_SUCCESS(mach_port_allocate(mach_task_self(), MACH_PORT_RIGHT_RECEIVE, &wakePort), "allocated wake port");
24 T_ASSERT_MACH_ERROR(IOConnectCallAsyncMethod(conn, 0 /* selector */, wakePort, &reference, 0 /* referenceCnt */,
25 NULL /* input */, 0 /* inputCnt */, NULL /* inputStruct */, 0 /* inputStructCnt */,
26 NULL /* output */, 0 /* outputCnt */, NULL /* outputStruct */, 0 /* outputStructCntP */), kIOReturnBadArgument, "IOConnectCallAsyncMethod should fail with kIOReturnBadArgument");
27 IOServiceClose(conn);
28 mach_port_mod_refs(mach_task_self(), wakePort, MACH_PORT_RIGHT_RECEIVE, -1);
29}