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