src/libusb-glue.h

/**
 * \file libusb-glue.h
 * Low-level USB interface glue towards libusb.
 *
 * Copyright (C) 2005-2007 Richard A. Low <richard@wentnet.com>
 * Copyright (C) 2005-2007 Linus Walleij <triad@df.lth.se>
 * Copyright (C) 2006-2007 Marcus Meissner
 * Copyright (C) 2007 Ted Bullock
 *
 * 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 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., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 *
 * Created by Richard Low on 24/12/2005.
 * Modified by Linus Walleij
 *
 */

#include "ptp.h"
#include <usb.h>
#include "libmtp.h"

#define USB_BULK_READ usb_bulk_read
#define USB_BULK_WRITE usb_bulk_write

/**
 * Internal USB struct.
 */
typedef struct _PTP_USB PTP_USB;
struct _PTP_USB {
  PTPParams *params;
  usb_dev_handle* handle;
  uint8_t interface;
  int inep;
  int inep_maxpacket;
  int outep;
  int outep_maxpacket;
  int intep;
  /** File transfer callbacks and counters */
  int callback_active;
  uint64_t current_transfer_total;
  uint64_t current_transfer_complete;
  LIBMTP_progressfunc_t current_transfer_callback;
  void const * current_transfer_callback_data;
  /** Any special device flags, only used internally */
  uint32_t device_flags;
};

struct mtpdevice_list_struct {
  struct usb_device *libusb_device;
  PTPParams *params;
  PTP_USB *ptp_usb;
  struct mtpdevice_list_struct *next;
};
typedef struct mtpdevice_list_struct mtpdevice_list_t;

int open_device (int busn, int devn, short force, PTP_USB *ptp_usb, PTPParams *params, struct usb_device **dev);
void dump_usbinfo(PTP_USB *ptp_usb);
void close_device (PTP_USB *ptp_usb, PTPParams *params);
LIBMTP_error_number_t find_usb_devices(mtpdevice_list_t **devlist);
void free_mtpdevice_list(mtpdevice_list_t *devlist);

/* connect_first_device return codes */
#define PTP_CD_RC_CONNECTED	0
#define PTP_CD_RC_NO_DEVICES	1
#define PTP_CD_RC_ERROR_CONNECTING	2