91 lines
1.8 KiB
C++
91 lines
1.8 KiB
C++
/*
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* \brief pcsc-lite initialization
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* \author Christian Prochaska
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* \date 2016-10-11
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*/
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/*
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* Copyright (C) 2016-2017 Genode Labs GmbH
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*
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* This file is part of the Genode OS framework, which is distributed
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* under the terms of the GNU Affero General Public License version 3.
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*/
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/* Genode includes */
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#include <base/log.h>
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#include <util/xml_node.h>
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/* libc includes */
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#include <fcntl.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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/* libusb includes */
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#include <libusb.h>
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/* pcsc-lite includes */
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extern "C" {
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#include <debuglog.h>
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#include <readerfactory.h>
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}
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static constexpr bool verbose = false;
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struct Pcsc_lite_initializer
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{
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Pcsc_lite_initializer()
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{
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if (verbose) {
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/* pcscd -f */
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DebugLogSetLogType(DEBUGLOG_STDOUT_DEBUG);
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/* pcscd -d */
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DebugLogSetLevel(PCSC_LOG_DEBUG);
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/* pcscd -a */
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(void)DebugLogSetCategory(DEBUG_CATEGORY_APDU);
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}
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/*
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* Find out vendor id and product id of the connected USB device
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* and add it as reader.
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*/
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libusb_context *ctx = nullptr;
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libusb_init(&ctx);
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libusb_device **devs = nullptr;
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if (libusb_get_device_list(ctx, &devs) < 1) {
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Genode::error("Could not find a USB device.");
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exit(1);
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}
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struct libusb_device_descriptor device_descriptor;
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if (libusb_get_device_descriptor(devs[0], &device_descriptor) < 0) {
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Genode::error("Could not read the device descriptor of the "
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"USB device.");
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exit(1);
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}
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libusb_free_device_list(devs, 1);
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libusb_exit(ctx);
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char device[14];
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snprintf(device, sizeof(device), "usb:%04x/%04x",
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device_descriptor.idVendor, device_descriptor.idProduct);
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RFAllocateReaderSpace(0);
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(void)RFAddReader("CCID", 0, "/", device);
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}
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};
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extern "C" void initialize_pcsc_lite()
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{
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static Pcsc_lite_initializer pcsc_lite_initializer;
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}
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