1 files changed, 48 insertions, 0 deletions
diff --git a/src/detection/gamepad/gamepad_apple.c b/src/detection/gamepad/gamepad_apple.c
new file mode 100644
index 0000000..c262c86
--- /dev/null
+++ b/src/detection/gamepad/gamepad_apple.c
@@ -0,0 +1,48 @@
+#include "gamepad.h"
+#include "common/apple/cf_helpers.h"
+#include "common/mallocHelper.h"
+
+#include <IOKit/IOKitLib.h>
+#include <IOKit/hid/IOHIDLib.h>
+
+static void enumSet(IOHIDDeviceRef value, FFlist* results) {
+    FFGamepadDevice* device = FF_LIST_ADD(FFGamepadDevice, *results);
+    ffStrbufInit(&device->serial);
+    ffStrbufInit(&device->name);
+    device->battery = 0;
+
+    CFStringRef manufacturer = IOHIDDeviceGetProperty(value, CFSTR(kIOHIDManufacturerKey));
+    ffCfStrGetString(manufacturer, &device->name);
+
+    CFStringRef product = IOHIDDeviceGetProperty(value, CFSTR(kIOHIDProductKey));
+    if (device->name.length) {
+        ffCfStrGetString(product, &device->serial);
+        ffStrbufAppendC(&device->name, ' ');
+        ffStrbufAppend(&device->name, &device->serial);
+    } else {
+        ffCfStrGetString(product, &device->name);
+    }
+
+    CFStringRef serialNumber = IOHIDDeviceGetProperty(value, CFSTR(kIOHIDSerialNumberKey));
+    ffCfStrGetString(serialNumber, &device->serial);
+}
+
+const char* ffDetectGamepad(FFlist* devices /* List of FFGamepadDevice */) {
+    IOHIDManagerRef FF_CFTYPE_AUTO_RELEASE manager = IOHIDManagerCreate(kCFAllocatorDefault, kIOHIDOptionsTypeNone);
+    if (IOHIDManagerOpen(manager, kIOHIDOptionsTypeNone) != kIOReturnSuccess) {
+        return "IOHIDManagerOpen() failed";
+    }
+
+    CFDictionaryRef FF_CFTYPE_AUTO_RELEASE matching1 = CFDictionaryCreate(kCFAllocatorDefault, (const void**) (CFStringRef[]) { CFSTR(kIOHIDDeviceUsagePageKey), CFSTR(kIOHIDDeviceUsageKey) }, (const void**) (CFNumberRef[]) { ffCfCreateInt(kHIDPage_GenericDesktop), ffCfCreateInt(kHIDUsage_GD_Joystick) }, 2, &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks);
+    CFDictionaryRef FF_CFTYPE_AUTO_RELEASE matching2 = CFDictionaryCreate(kCFAllocatorDefault, (const void**) (CFStringRef[]) { CFSTR(kIOHIDDeviceUsagePageKey), CFSTR(kIOHIDDeviceUsageKey) }, (const void**) (CFNumberRef[]) { ffCfCreateInt(kHIDPage_GenericDesktop), ffCfCreateInt(kHIDUsage_GD_GamePad) }, 2, &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks);
+    CFArrayRef FF_CFTYPE_AUTO_RELEASE matchings = CFArrayCreate(kCFAllocatorDefault, (const void**) (CFTypeRef[]) { matching1, matching2 }, 2, &kCFTypeArrayCallBacks);
+    IOHIDManagerSetDeviceMatchingMultiple(manager, matchings);
+
+    CFSetRef FF_CFTYPE_AUTO_RELEASE set = IOHIDManagerCopyDevices(manager);
+    if (set) {
+        CFSetApplyFunction(set, (CFSetApplierFunction) &enumSet, devices);
+    }
+    IOHIDManagerClose(manager, kIOHIDOptionsTypeNone);
+
+    return NULL;
+}