2 ccid_usb.h: USB access routines using the libusb library
3 Copyright (C) 2003-2010 Ludovic Rousseau
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.
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.
15 You should have received a copy of the GNU Lesser General Public License
16 along with this library; if not, write to the Free Software Foundation,
17 Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
20 #ifndef __CCID_USB_H__
21 #define __CCID_USB_H__
22 status_t OpenUSB(unsigned int reader_index, int channel);
24 status_t OpenUSBByName(unsigned int reader_index, /*@null@*/ char *device);
26 status_t WriteUSB(unsigned int reader_index, unsigned int length,
27 unsigned char *Buffer);
29 status_t ReadUSB(unsigned int reader_index, unsigned int *length,
30 /*@out@*/ unsigned char *Buffer);
32 status_t CloseUSB(unsigned int reader_index);
35 /*@null@*/ const struct libusb_interface *get_ccid_usb_interface(
36 struct libusb_config_descriptor *desc, int *num);
38 const unsigned char *get_ccid_device_descriptor(const struct libusb_interface *usb_interface);
40 uint8_t get_ccid_usb_bus_number(int reader_index);
41 uint8_t get_ccid_usb_device_address(int reader_index);
43 int ControlUSB(int reader_index, int requesttype, int request, int value,
44 unsigned char *bytes, unsigned int size);
46 int InterruptRead(int reader_index, int timeout);
47 void InterruptStop(int reader_index);