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/*
* darwin backend for libusb 1.0
* Copyright © 2008-2023 Nathan Hjelm <hjelmn@users.sourceforge.net>
* Copyright © 2019-2023 Google LLC. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#if !defined(LIBUSB_DARWIN_H)
#define LIBUSB_DARWIN_H
#include <stdbool.h>
#include "libusbi.h"
#include <IOKit/IOTypes.h>
#include <IOKit/IOCFBundle.h>
#include <IOKit/usb/IOUSBLib.h>
#include <IOKit/IOCFPlugIn.h>
#if defined(HAVE_IOKIT_USB_IOUSBHOSTFAMILYDEFINITIONS_H)
#include <IOKit/usb/IOUSBHostFamilyDefinitions.h>
#endif
/* IOUSBInterfaceInferface */
#if defined(kIOUSBInterfaceInterfaceID800)
#define MAX_INTERFACE_VERSION 800
#elif defined(kIOUSBInterfaceInterfaceID700)
#define MAX_INTERFACE_VERSION 700
#elif defined(kIOUSBInterfaceInterfaceID650)
#define MAX_INTERFACE_VERSION 650
#elif defined(kIOUSBInterfaceInterfaceID550)
#define MAX_INTERFACE_VERSION 550
#elif defined(kIOUSBInterfaceInterfaceID245)
#define MAX_INTERFACE_VERSION 245
#else
#define MAX_INTERFACE_VERSION 220
#endif
/* set to the minimum version and casted up as needed. */
typedef IOUSBInterfaceInterface220 **usb_interface_t;
#define IOINTERFACE0(darwin_interface, version) ((IOUSBInterfaceInterface ## version **) (darwin_interface)->interface)
#define IOINTERFACE_V(darwin_interface, version) IOINTERFACE0(darwin_interface, version)
#define IOINTERFACE(darwin_interface) ((darwin_interface)->interface)
/* IOUSBDeviceInterface */
#if defined(kIOUSBDeviceInterfaceID650)
#define MAX_DEVICE_VERSION 650
#elif defined(kIOUSBDeviceInterfaceID500)
#define MAX_DEVICE_VERSION 500
#elif defined(kIOUSBDeviceInterfaceID320)
#define MAX_DEVICE_VERSION 320
#elif defined(kIOUSBDeviceInterfaceID300)
#define MAX_DEVICE_VERSION 300
#elif defined(kIOUSBDeviceInterfaceID245)
#define MAX_DEVICE_VERSION 245
#else
#define MAX_DEVICE_VERSION 197
#endif
/* set to the minimum version and casted up as needed */
typedef IOUSBDeviceInterface197 **usb_device_t;
#define IODEVICE0(darwin_device, version) ((IOUSBDeviceInterface ## version **)(darwin_device))
#define IODEVICE_V(darwin_device, version) IODEVICE0(darwin_device, version)
#if !defined(kIOUSBHostInterfaceClassName)
#define kIOUSBHostInterfaceClassName "IOUSBHostInterface"
#endif
#if !defined(kUSBHostMatchingPropertyInterfaceNumber)
#define kUSBHostMatchingPropertyInterfaceNumber "bInterfaceNumber"
#endif
#if !defined(IO_OBJECT_NULL)
#define IO_OBJECT_NULL ((io_object_t) 0)
#endif
/* returns the current macOS version in a format similar to the
* MAC_OS_X_VERSION_MIN_REQUIRED macro.
* Examples:
* 10.1.5 -> 100105
* 13.3.0 -> 130300
*/
uint32_t get_running_version(void);
typedef IOCFPlugInInterface *io_cf_plugin_ref_t;
typedef IONotificationPortRef io_notification_port_t;
/* private structures */
struct darwin_cached_device {
struct list_head list;
IOUSBDeviceDescriptor dev_descriptor;
UInt32 location;
UInt64 parent_session;
UInt64 session;
USBDeviceAddress address;
char sys_path[21];
usb_device_t device;
io_service_t service;
int open_count;
UInt8 first_config, active_config, port;
int can_enumerate;
int refcount;
bool in_reenumerate;
int capture_count;
};
struct darwin_device_priv {
struct darwin_cached_device *dev;
};
struct darwin_device_handle_priv {
bool is_open;
CFRunLoopSourceRef cfSource;
struct darwin_interface {
usb_interface_t interface;
uint8_t num_endpoints;
CFRunLoopSourceRef cfSource;
uint64_t frames[256];
uint8_t endpoint_addrs[USB_MAXENDPOINTS];
} interfaces[USB_MAXINTERFACES];
};
struct darwin_transfer_priv {
/* Isoc */
IOUSBIsocFrame *isoc_framelist;
int num_iso_packets;
/* Control */
IOUSBDevRequestTO req;
/* Bulk */
/* Completion status */
IOReturn result;
UInt32 size;
};
#endif
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