mirror of https://github.com/oxen-io/oxen-core.git
108 lines
3.9 KiB
C++
108 lines
3.9 KiB
C++
// Copyright (c) 2017-2019, 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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#include "logging/oxen_logger.h"
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#ifdef WITH_DEVICE_LEDGER
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#include "device_ledger.hpp"
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#endif
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#include "epee/misc_log_ex.h"
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namespace hw {
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static auto logcat = log::Cat("device");
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/* ======================================================================= */
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/* SETUP */
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/* ======================================================================= */
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static device_registry* get_device_registry(bool clear = false) {
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static device_registry* registry = new device_registry();
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if (clear) {
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delete registry;
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registry = NULL;
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}
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return registry;
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}
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static void clear_device_registry() {
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get_device_registry(true);
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}
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device_registry::device_registry() {
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hw::core::register_all(registry);
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#ifdef WITH_DEVICE_LEDGER
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hw::ledger::register_all(registry);
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#endif
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atexit(clear_device_registry);
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}
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bool device_registry::register_device(const std::string& device_name, device* hw_device) {
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auto search = registry.find(device_name);
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if (search != registry.end()) {
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return false;
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}
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registry.insert(std::make_pair(device_name, std::unique_ptr<device>(hw_device)));
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return true;
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}
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device& device_registry::get_device(const std::string& device_descriptor) {
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// Device descriptor can contain further specs after first :
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auto delim = device_descriptor.find(':');
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auto device_descriptor_lookup = device_descriptor;
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if (delim != std::string::npos) {
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device_descriptor_lookup = device_descriptor.substr(0, delim);
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}
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auto device = registry.find(device_descriptor_lookup);
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if (device == registry.end()) {
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log::error(
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logcat, "Device not found in registry: '{}'. Known devices: ", device_descriptor);
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for (const auto& sm_pair : registry)
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log::error(logcat, " - {}", sm_pair.first);
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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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device& get_device(const std::string& device_descriptor) {
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device_registry* registry = get_device_registry();
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return registry->get_device(device_descriptor);
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}
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bool register_device(const std::string& device_name, device* hw_device) {
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device_registry* registry = get_device_registry();
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return registry->register_device(device_name, hw_device);
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}
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} // namespace hw
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