libusb/os/darwin_usb.h

   1 /*
   2  * darwin backend for libusbx 1.0
   3  * Copyright © 2008-2013 Nathan Hjelm <hjelmn@users.sourceforge.net>
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2.1 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this library; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  18  */
  19
  20 #if !defined(LIBUSB_DARWIN_H)
  21 #define LIBUSB_DARWIN_H
  22
  23 #include "libusbi.h"
  24
  25 #include <IOKit/IOTypes.h>
  26 #include <IOKit/IOCFBundle.h>
  27 #include <IOKit/usb/IOUSBLib.h>
  28 #include <IOKit/IOCFPlugIn.h>
  29
  30 /* IOUSBInterfaceInferface */
  31 #if defined (kIOUSBInterfaceInterfaceID550)
  32
  33 #define usb_interface_t IOUSBInterfaceInterface550
  34 #define InterfaceInterfaceID kIOUSBInterfaceInterfaceID550
  35 #define InterfaceVersion 550
  36
  37 #elif defined (kIOUSBInterfaceInterfaceID500)
  38
  39 #define usb_interface_t IOUSBInterfaceInterface500
  40 #define InterfaceInterfaceID kIOUSBInterfaceInterfaceID500
  41 #define InterfaceVersion 500
  42
  43 #elif defined (kIOUSBInterfaceInterfaceID300)
  44
  45 #define usb_interface_t IOUSBInterfaceInterface300
  46 #define InterfaceInterfaceID kIOUSBInterfaceInterfaceID300
  47 #define InterfaceVersion 300
  48
  49 #elif defined (kIOUSBInterfaceInterfaceID245)
  50
  51 #define usb_interface_t IOUSBInterfaceInterface245
  52 #define InterfaceInterfaceID kIOUSBInterfaceInterfaceID245
  53 #define InterfaceVersion 245
  54
  55 #elif defined (kIOUSBInterfaceInterfaceID220)
  56
  57 #define usb_interface_t IOUSBInterfaceInterface220
  58 #define InterfaceInterfaceID kIOUSBInterfaceInterfaceID220
  59 #define InterfaceVersion 220
  60
  61 #else
  62
  63 #error "IOUSBFamily is too old. Please upgrade your OS"
  64
  65 #endif
  66
  67 /* IOUSBDeviceInterface */
  68 #if defined (kIOUSBDeviceInterfaceID500)
  69
  70 #define usb_device_t    IOUSBDeviceInterface500
  71 #define DeviceInterfaceID kIOUSBDeviceInterfaceID500
  72 #define DeviceVersion 500
  73
  74 #elif defined (kIOUSBDeviceInterfaceID320)
  75
  76 #define usb_device_t    IOUSBDeviceInterface320
  77 #define DeviceInterfaceID kIOUSBDeviceInterfaceID320
  78 #define DeviceVersion 320
  79
  80 #elif defined (kIOUSBDeviceInterfaceID300)
  81
  82 #define usb_device_t    IOUSBDeviceInterface300
  83 #define DeviceInterfaceID kIOUSBDeviceInterfaceID300
  84 #define DeviceVersion 300
  85
  86 #elif defined (kIOUSBDeviceInterfaceID245)
  87
  88 #define usb_device_t    IOUSBDeviceInterface245
  89 #define DeviceInterfaceID kIOUSBDeviceInterfaceID245
  90 #define DeviceVersion 245
  91
  92 #elif defined (kIOUSBDeviceInterfaceID220)
  93 #define usb_device_t    IOUSBDeviceInterface197
  94 #define DeviceInterfaceID kIOUSBDeviceInterfaceID197
  95 #define DeviceVersion 197
  96
  97 #else
  98
  99 #error "IOUSBFamily is too old. Please upgrade your OS"
 100
 101 #endif
 102
 103 #if !defined(IO_OBJECT_NULL)
 104 #define IO_OBJECT_NULL ((io_object_t) 0)
 105 #endif
 106
 107 typedef IOCFPlugInInterface *io_cf_plugin_ref_t;
 108 typedef IONotificationPortRef io_notification_port_t;
 109
 110 /* private structures */
 111 struct darwin_cached_device {
 112   struct list_head      list;
 113   IOUSBDeviceDescriptor dev_descriptor;
 114   UInt32                location;
 115   UInt64                parent_session;
 116   UInt64                session;
 117   UInt16                address;
 118   char                  sys_path[21];
 119   usb_device_t        **device;
 120   int                   open_count;
 121   UInt8                 first_config, active_config, port;
 122   int                   can_enumerate;
 123   int                   refcount;
 124 };
 125
 126 struct darwin_device_priv {
 127   struct darwin_cached_device *dev;
 128 };
 129
 130 struct darwin_device_handle_priv {
 131   int                  is_open;
 132   CFRunLoopSourceRef   cfSource;
 133   int                  fds[2];
 134
 135   struct darwin_interface {
 136     usb_interface_t    **interface;
 137     uint8_t              num_endpoints;
 138     CFRunLoopSourceRef   cfSource;
 139     uint64_t             frames[256];
 140     uint8_t            endpoint_addrs[USB_MAXENDPOINTS];
 141   } interfaces[USB_MAXINTERFACES];
 142 };
 143
 144 struct darwin_transfer_priv {
 145   /* Isoc */
 146   IOUSBIsocFrame *isoc_framelist;
 147   int num_iso_packets;
 148
 149   /* Control */
 150   IOUSBDevRequestTO req;
 151
 152   /* Bulk */
 153 };
 154
 155 /* structure for signaling io completion */
 156 struct darwin_msg_async_io_complete {
 157   struct usbi_transfer *itransfer;
 158   IOReturn result;
 159   UInt32 size;
 160 };
 161
 162 #endif