git.zerfleddert.de Git - hmcfgusb/blob - hmcfgusb.h

   1 /* HM-CFG-USB libusb-driver
   2  *
   3  * Copyright (c) 2013 Michael Gernoth <michael@gernoth.net>
   4  *
   5  * Permission is hereby granted, free of charge, to any person obtaining a copy
   6  * of this software and associated documentation files (the "Software"), to
   7  * deal in the Software without restriction, including without limitation the
   8  * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
   9  * sell copies of the Software, and to permit persons to whom the Software is
  10  * furnished to do so, subject to the following conditions:
  11  *
  12  * The above copyright notice and this permission notice shall be included in
  13  * all copies or substantial portions of the Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  18  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  20  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  21  * IN THE SOFTWARE.
  22  */
  23
  24 typedef void (*hmcfgusb_cb_fn)(uint8_t *buf, int buf_len, void *data);
  25
  26 struct hmcfgusb_dev {
  27         libusb_device_handle *usb_devh;
  28         struct libusb_transfer *transfer;
  29         int n_usb_pfd;
  30         struct pollfd *pfd;
  31         int n_pfd;
  32 };
  33
  34 int hmcfgusb_send(struct hmcfgusb_dev *usbdev, unsigned char* send_data, int len, int done);
  35 struct hmcfgusb_dev *hmcfgusb_init(hmcfgusb_cb_fn cb, void *data);
  36 int hmcfgusb_add_pfd(struct hmcfgusb_dev *dev, int fd, short events);
  37 int hmcfgusb_poll(struct hmcfgusb_dev *dev, int timeout);
  38 void hmcfgusb_close(struct hmcfgusb_dev *dev);