ioconnectasyncmethod_57641955.c [plain text]
#include <darwintest.h>
#include <mach/mach.h>
#include <IOKit/IOKitLib.h>
#include <Kernel/IOKit/crypto/AppleKeyStoreDefs.h>
T_GLOBAL_META(T_META_RUN_CONCURRENTLY(true));
T_DECL(ioconnectasyncmethod_referenceCnt,
"Test IOConnectCallAsyncMethod with referenceCnt < 1",
T_META_ASROOT(true))
{
io_service_t service;
io_connect_t conn;
mach_port_t wakePort;
uint64_t reference = 0;
service = IOServiceGetMatchingService(kIOMasterPortDefault, IOServiceMatching(kAppleKeyStoreServiceName));
if (service == IO_OBJECT_NULL) {
T_SKIP("Service " kAppleKeyStoreServiceName " could not be opened. skipping test");
}
T_ASSERT_NE(service, MACH_PORT_NULL, "got " kAppleKeyStoreServiceName " service");
T_ASSERT_MACH_SUCCESS(IOServiceOpen(service, mach_task_self(), 0, &conn), "opened connection to service");
T_ASSERT_MACH_SUCCESS(mach_port_allocate(mach_task_self(), MACH_PORT_RIGHT_RECEIVE, &wakePort), "allocated wake port");
T_ASSERT_MACH_ERROR(IOConnectCallAsyncMethod(conn, 0 , wakePort, &reference, 0 ,
NULL , 0 , NULL , 0 ,
NULL , 0 , NULL , 0 ), kIOReturnBadArgument, "IOConnectCallAsyncMethod should fail with kIOReturnBadArgument");
IOServiceClose(conn);
mach_port_mod_refs(mach_task_self(), wakePort, MACH_PORT_RIGHT_RECEIVE, -1);
}