monero/src/device/device.cpp
cslashm bb6e3bbc0f Replace USB-CCID (smartcard) by USB-HID
Remove PCSC dependencies which is a bit hard (not user friendly) to install on linux and Mac

Split Ledger logic and device IO
2018-09-24 21:57:42 +02:00

99 lines
3.8 KiB
C++

// Copyright (c) 2017-2018, The Monero Project
//
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without modification, are
// permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this list of
// conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice, this list
// of conditions and the following disclaimer in the documentation and/or other
// materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its contributors may be
// used to endorse or promote products derived from this software without specific
// prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
#include "device.hpp"
#include "device_default.hpp"
#ifdef WITH_DEVICE_LEDGER
#include "device_ledger.hpp"
#endif
#include "misc_log_ex.h"
namespace hw {
/* ======================================================================= */
/* SETUP */
/* ======================================================================= */
static std::unique_ptr<device_registry> registry;
device_registry::device_registry(){
hw::core::register_all(registry);
#ifdef WITH_DEVICE_LEDGER
hw::ledger::register_all(registry);
#endif
}
bool device_registry::register_device(const std::string & device_name, device * hw_device){
auto search = registry.find(device_name);
if (search != registry.end()){
return false;
}
registry.insert(std::make_pair(device_name, std::unique_ptr<device>(hw_device)));
return true;
}
device& device_registry::get_device(const std::string & device_descriptor){
// Device descriptor can contain further specs after first :
auto delim = device_descriptor.find(':');
auto device_descriptor_lookup = device_descriptor;
if (delim != std::string::npos) {
device_descriptor_lookup = device_descriptor.substr(0, delim);
}
auto device = registry.find(device_descriptor_lookup);
if (device == registry.end()) {
MERROR("Device not found in registry: '" << device_descriptor << "'. Known devices: ");
for( const auto& sm_pair : registry ) {
MERROR(" - " << sm_pair.first);
}
throw std::runtime_error("device not found: " + device_descriptor);
}
return *device->second;
}
device& get_device(const std::string & device_descriptor) {
if (!registry){
registry.reset(new device_registry());
}
return registry->get_device(device_descriptor);
}
bool register_device(const std::string & device_name, device * hw_device){
if (!registry){
registry.reset(new device_registry());
}
return registry->register_device(device_name, hw_device);
}
}