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// Copyright 2013 Dolphin Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.
#include <Foundation/Foundation.h>
#include <IOKit/hid/IOHIDLib.h>
#include <Cocoa/Cocoa.h>
#include "InputCommon/ControllerInterface/OSX/OSX.h"
#include "InputCommon/ControllerInterface/OSX/OSXKeyboard.h"
#include "InputCommon/ControllerInterface/OSX/OSXJoystick.h"
#include <map>
namespace ciface
{
namespace OSX
{
static IOHIDManagerRef HIDManager = nullptr;
static CFStringRef OurRunLoop = CFSTR("DolphinOSXInput");
static std::map<std::string, int> kbd_name_counts, joy_name_counts;
void DeviceElementDebugPrint(const void *value, void *context)
{
IOHIDElementRef e = (IOHIDElementRef)value;
bool recurse = false;
if (context)
recurse = *(bool*)context;
std::string type = "";
switch (IOHIDElementGetType(e))
{
case kIOHIDElementTypeInput_Axis:
type = "axis";
break;
case kIOHIDElementTypeInput_Button:
type = "button";
break;
case kIOHIDElementTypeInput_Misc:
type = "misc";
break;
case kIOHIDElementTypeInput_ScanCodes:
type = "scancodes";
break;
case kIOHIDElementTypeOutput:
type = "output";
break;
case kIOHIDElementTypeFeature:
type = "feature";
break;
case kIOHIDElementTypeCollection:
type = "collection";
break;
}
std::string c_type = "";
if (type == "collection")
{
switch (IOHIDElementGetCollectionType(e))
{
case kIOHIDElementCollectionTypePhysical:
c_type = "physical";
break;
case kIOHIDElementCollectionTypeApplication:
c_type = "application";
break;
case kIOHIDElementCollectionTypeLogical:
c_type = "logical";
break;
case kIOHIDElementCollectionTypeReport:
c_type = "report";
break;
case kIOHIDElementCollectionTypeNamedArray:
c_type = "namedArray";
break;
case kIOHIDElementCollectionTypeUsageSwitch:
c_type = "usageSwitch";
break;
case kIOHIDElementCollectionTypeUsageModifier:
c_type = "usageModifier";
break;
}
}
c_type.append(" ");
NSLog(@"%s%s%spage: 0x%x usage: 0x%x name: %@ "
"lmin: %ld lmax: %ld pmin: %ld pmax: %ld",
type.c_str(),
type == "collection" ? ":" : "",
type == "collection" ? c_type.c_str() : " ",
IOHIDElementGetUsagePage(e),
IOHIDElementGetUsage(e),
IOHIDElementGetName(e), // usually just nullptr
IOHIDElementGetLogicalMin(e),
IOHIDElementGetLogicalMax(e),
IOHIDElementGetPhysicalMin(e),
IOHIDElementGetPhysicalMax(e));
if ((type == "collection") && recurse)
{
CFArrayRef elements = IOHIDElementGetChildren(e);
CFRange range = {0, CFArrayGetCount(elements)};
// this leaks...but it's just debug code, right? :D
CFArrayApplyFunction(elements, range,
DeviceElementDebugPrint, nullptr);
}
}
static void DeviceDebugPrint(IOHIDDeviceRef device)
{
#if 0
#define shortlog(x) NSLog(@"%s: %@", \
x, IOHIDDeviceGetProperty(device, CFSTR(x)));
NSLog(@"-------------------------");
NSLog(@"Got Device: %@",
IOHIDDeviceGetProperty(device, CFSTR(kIOHIDProductKey)));
shortlog(kIOHIDTransportKey)
shortlog(kIOHIDVendorIDKey)
shortlog(kIOHIDVendorIDSourceKey)
shortlog(kIOHIDProductIDKey)
shortlog(kIOHIDVersionNumberKey)
shortlog(kIOHIDManufacturerKey)
shortlog(kIOHIDProductKey)
shortlog(kIOHIDSerialNumberKey)
shortlog(kIOHIDCountryCodeKey)
shortlog(kIOHIDLocationIDKey)
shortlog(kIOHIDDeviceUsageKey)
shortlog(kIOHIDDeviceUsagePageKey)
shortlog(kIOHIDDeviceUsagePairsKey)
shortlog(kIOHIDPrimaryUsageKey)
shortlog(kIOHIDPrimaryUsagePageKey)
shortlog(kIOHIDMaxInputReportSizeKey)
shortlog(kIOHIDMaxOutputReportSizeKey)
shortlog(kIOHIDMaxFeatureReportSizeKey)
shortlog(kIOHIDReportIntervalKey)
shortlog(kIOHIDReportDescriptorKey)
#endif
}
static void *g_window;
static void DeviceMatching_callback(void* inContext,
IOReturn inResult,
void *inSender,
IOHIDDeviceRef inIOHIDDeviceRef)
{
NSString *pName = (NSString *)
IOHIDDeviceGetProperty(inIOHIDDeviceRef, CFSTR(kIOHIDProductKey));
std::string name = (pName != nullptr) ? [pName UTF8String] : "Unknown device";
DeviceDebugPrint(inIOHIDDeviceRef);
std::vector<Core::Device*> *devices =
(std::vector<Core::Device*> *)inContext;
// Add to the devices vector if it's of a type we want
if (IOHIDDeviceConformsTo(inIOHIDDeviceRef,
kHIDPage_GenericDesktop, kHIDUsage_GD_Keyboard))
devices->push_back(new Keyboard(inIOHIDDeviceRef,
name, kbd_name_counts[name]++, g_window));
#if 0
else if (IOHIDDeviceConformsTo(inIOHIDDeviceRef,
kHIDPage_GenericDesktop, kHIDUsage_GD_Mouse))
devices->push_back(new Mouse(inIOHIDDeviceRef,
name, mouse_name_counts[name]++));
#endif
else
devices->push_back(new Joystick(inIOHIDDeviceRef,
name, joy_name_counts[name]++));
}
void Init(std::vector<Core::Device*>& devices, void *window)
{
HIDManager = IOHIDManagerCreate(kCFAllocatorDefault,
kIOHIDOptionsTypeNone);
if (!HIDManager)
NSLog(@"Failed to create HID Manager reference");
g_window = window;
IOHIDManagerSetDeviceMatching(HIDManager, nullptr);
// Callbacks for acquisition or loss of a matching device
IOHIDManagerRegisterDeviceMatchingCallback(HIDManager,
DeviceMatching_callback, (void *)&devices);
// Match devices that are plugged in right now
IOHIDManagerScheduleWithRunLoop(HIDManager,
CFRunLoopGetCurrent(), OurRunLoop);
if (IOHIDManagerOpen(HIDManager, kIOHIDOptionsTypeNone) !=
kIOReturnSuccess)
NSLog(@"Failed to open HID Manager");
kbd_name_counts.clear();
joy_name_counts.clear();
// Wait while current devices are initialized
while (CFRunLoopRunInMode(OurRunLoop, 0, TRUE) ==
kCFRunLoopRunHandledSource) {};
// Things should be configured now
// Disable hotplugging and other scheduling
IOHIDManagerRegisterDeviceMatchingCallback(HIDManager, nullptr, nullptr);
IOHIDManagerUnscheduleFromRunLoop(HIDManager,
CFRunLoopGetCurrent(), OurRunLoop);
}
void DeInit()
{
// This closes all devices as well
IOHIDManagerClose(HIDManager, kIOHIDOptionsTypeNone);
CFRelease(HIDManager);
}
}
}
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