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https://github.com/dhewm/dhewm3.git
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54 lines
1 KiB
C
54 lines
1 KiB
C
/*
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cc -o showcursor showcursor.c -framework IOKit
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*/
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#include <IOKit/IOKitLib.h>
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#include <IOKit/hidsystem/IOHIDShared.h>
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#include <assert.h>
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mach_port_t masterPort;
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io_connect_t OpenEventDriver( void )
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{
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register kern_return_t kr;
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mach_port_t ev, service, iter;
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kr = IOServiceGetMatchingServices( masterPort, IOServiceMatching( kIOHIDSystemClass ), &iter);
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assert( KERN_SUCCESS == kr);
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service = IOIteratorNext( iter );
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assert(service);
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kr = IOServiceOpen( service, mach_task_self(), kIOHIDParamConnectType, &ev);
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assert( KERN_SUCCESS == kr );
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IOObjectRelease( service );
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IOObjectRelease( iter );
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return( ev );
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}
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void TestParams( io_connect_t ev, boolean_t show )
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{
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kern_return_t kr;
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kr = IOHIDSetCursorEnable( ev, show );
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assert(KERN_SUCCESS == kr);
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}
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int main(int argc, char **argv)
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{
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kern_return_t kr;
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boolean_t show;
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if (argc != 2)
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show = 1;
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else
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show = (atoi(argv[0]) != 0);
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assert( KERN_SUCCESS == ( kr = IOMasterPort( bootstrap_port, &masterPort) ));
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TestParams( OpenEventDriver(), show);
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return( 0 );
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}
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