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