IOADBControllerUserClient.cpp [plain text]
#include <IOKit/assert.h>
#include <IOKit/IOLib.h>
#include <IOKit/IOBufferMemoryDescriptor.h>
#include "IOADBControllerUserClient.h"
#define super IOUserClient
OSDefineMetaClassAndStructors(IOADBControllerUserClient, IOUserClient)
IOADBControllerUserClient *IOADBControllerUserClient::withTask(task_t owningTask)
{
IOADBControllerUserClient * me;
me = new IOADBControllerUserClient;
if ( me ) {
if (! me->init() ) {
me->release();
return NULL;
}
me->fTask = owningTask;
}
return me;
}
bool IOADBControllerUserClient::start( IOService * provider )
{
assert(OSDynamicCast(IOADBController, provider));
if(!super::start(provider))
return false;
fOwner = (IOADBController *)provider;
fMethods[kADBReadDevice].object = provider;
fMethods[kADBReadDevice].func = (IOMethod)&IOADBController::readDeviceForUser;
fMethods[kADBReadDevice].count0 = 2;
fMethods[kADBReadDevice].count1 = 8;
fMethods[kADBReadDevice].flags = kIOUCScalarIStructO;
fMethods[kADBWriteDevice].object = provider;
fMethods[kADBWriteDevice].func = (IOMethod)&IOADBController::writeDeviceForUser;
fMethods[kADBWriteDevice].count0 = 4;
fMethods[kADBWriteDevice].count1 = 0;
fMethods[kADBWriteDevice].flags = kIOUCScalarIScalarO;
fMethods[kADBClaimDevice].object = provider;
fMethods[kADBClaimDevice].func = (IOMethod)&IOADBController::claimDevice;
fMethods[kADBClaimDevice].count0 = 1;
fMethods[kADBClaimDevice].count1 = 0;
fMethods[kADBClaimDevice].flags = kIOUCScalarIScalarO;
fMethods[kADBReleaseDevice].object = provider;
fMethods[kADBReleaseDevice].func = (IOMethod)&IOADBController::releaseDevice;
fMethods[kADBReleaseDevice].count0 = 1;
fMethods[kADBReleaseDevice].count1 = 0;
fMethods[kADBReleaseDevice].flags = kIOUCScalarIScalarO;
return true;
}
IOReturn IOADBControllerUserClient::clientMemoryForType( UInt32 type,
UInt32 * flags, IOLogicalAddress * address, IOByteCount * size )
{
return kIOReturnUnsupported;
}
IOReturn IOADBControllerUserClient::clientClose( void )
{
detach( fOwner);
return kIOReturnSuccess;
}
IOReturn IOADBControllerUserClient::clientDied( void )
{
return( clientClose());
}
IOReturn IOADBControllerUserClient::connectClient( IOUserClient * client )
{
return kIOReturnSuccess;
}
IOExternalMethod * IOADBControllerUserClient::getExternalMethodForIndex( UInt32 index )
{
if(index >= kNumADBMethods)
return NULL;
else
return &fMethods[index];
}
IOReturn IOADBControllerUserClient::registerNotificationPort ( mach_port_t port, UInt32 type )
{
return kIOReturnUnsupported;
}