text: /*
   * QEMU ADB emulation shared definitions and prototypes
   *
   * Copyright (c) 2004-2007 Fabrice Bellard
   * Copyright (c) 2007 Jocelyn Mayer
   *
   * Permission is hereby granted, free of charge, to any person obtaining a copy
   * of this software and associated documentation files (the "Software"), to deal
   * in the Software without restriction, including without limitation the rights
   * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   * copies of the Software, and to permit persons to whom the Software is
   * furnished to do so, subject to the following conditions:
   *
   * The above copyright notice and this permission notice shall be included in
   * all copies or substantial portions of the Software.
   *
   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
   * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
   * THE SOFTWARE.
   */
  
  #ifndef ADB_H
  #define ADB_H
  
  #include "hw/qdev-core.h"
  
  #define MAX_ADB_DEVICES 16
  
  #define ADB_MAX_OUT_LEN 16
  
  typedef struct ADBBusState ADBBusState;
  typedef struct ADBDevice ADBDevice;
  
  /* buf = NULL means polling */
  typedef int ADBDeviceRequest(ADBDevice *d, uint8_t *buf_out,
                                const uint8_t *buf, int len);
  
  #define TYPE_ADB_DEVICE "adb-device"
  #define ADB_DEVICE(obj) OBJECT_CHECK(ADBDevice, (obj), TYPE_ADB_DEVICE)
  
  struct ADBDevice {
      /*< private >*/
      DeviceState parent_obj;
      /*< public >*/
  
      int devaddr;
      int handler;
      bool disable_direct_reg3_writes;
  };
  
  #define ADB_DEVICE_CLASS(cls) \
      OBJECT_CLASS_CHECK(ADBDeviceClass, (cls), TYPE_ADB_DEVICE)
  #define ADB_DEVICE_GET_CLASS(obj) \
      OBJECT_GET_CLASS(ADBDeviceClass, (obj), TYPE_ADB_DEVICE)
  
  typedef struct ADBDeviceClass {
      /*< private >*/
      DeviceClass parent_class;
      /*< public >*/
  
      ADBDeviceRequest *devreq;
  } ADBDeviceClass;
  
  #define TYPE_ADB_BUS "apple-desktop-bus"
  #define ADB_BUS(obj) OBJECT_CHECK(ADBBusState, (obj), TYPE_ADB_BUS)
  
  struct ADBBusState {
      /*< private >*/
      BusState parent_obj;
      /*< public >*/
  
      ADBDevice *devices[MAX_ADB_DEVICES];
      int nb_devices;
      int poll_index;
  };
  
  int adb_request(ADBBusState *s, uint8_t *buf_out,
                  const uint8_t *buf, int len);
  int adb_poll(ADBBusState *s, uint8_t *buf_out, uint16_t poll_mask);
  
  #define TYPE_ADB_KEYBOARD "adb-keyboard"
  #define TYPE_ADB_MOUSE "adb-mouse"
  
  #endif /* ADB_H */
  