// Copyright (c) 2017-2022, 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 device_registry *get_device_registry(bool clear = false){ static device_registry *registry = new device_registry(); if (clear) { delete registry; registry = NULL; } return registry; } static void clear_device_registry(){ get_device_registry(true); } device_registry::device_registry(){ hw::core::register_all(registry); #ifdef WITH_DEVICE_LEDGER hw::ledger::register_all(registry); #endif atexit(clear_device_registry); } 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(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) { device_registry *registry = get_device_registry(); return registry->get_device(device_descriptor); } bool register_device(const std::string & device_name, device * hw_device){ device_registry *registry = get_device_registry(); return registry->register_device(device_name, hw_device); } }