module.cc revision 21da63773cb7734e699a4dad662b5b84d2f3dfa8
172f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson/****************************************************************************** 272f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson * 372f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson * Copyright (C) 2014 Google, Inc. 472f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson * 572f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson * Licensed under the Apache License, Version 2.0 (the "License"); 672f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson * you may not use this file except in compliance with the License. 772f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson * You may obtain a copy of the License at: 872f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson * 972f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson * http://www.apache.org/licenses/LICENSE-2.0 1072f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson * 1172f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson * Unless required by applicable law or agreed to in writing, software 1272f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson * distributed under the License is distributed on an "AS IS" BASIS, 1372f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1472f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson * See the License for the specific language governing permissions and 1572f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson * limitations under the License. 1672f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson * 1772f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson ******************************************************************************/ 1872f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson 19f8027005333c88a2f097cfd70d15c3d54c7764aeChris Manton#define LOG_TAG "bt_core_module" 2072f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson 2172f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson#include <assert.h> 2272f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson#include <dlfcn.h> 23d1e2206a9e0798e01dc18d7c7309d19f74fca9a9Etan Cohen#include <string.h> 2421da63773cb7734e699a4dad662b5b84d2f3dfa8Marie Janssen 2521da63773cb7734e699a4dad662b5b84d2f3dfa8Marie Janssen#include <mutex> 265c2c3039539023d7946021d49a985f6655a1aedaJakub Pawlowski#include <unordered_map> 2772f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson 2895b74f252f534ec757aab1fc08e086e02b2cfe8dSharvil Nanavati#include "btcore/include/module.h" 29db554581079863974af8e1289646f5deea6fc044Marie Janssen#include "osi/include/allocator.h" 3044802768c447ab480d4227b3a852a97d923b816dSharvil Nanavati#include "osi/include/log.h" 31db554581079863974af8e1289646f5deea6fc044Marie Janssen#include "osi/include/osi.h" 3272f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson 3372f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnsontypedef enum { 3472f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson MODULE_STATE_NONE = 0, 3572f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson MODULE_STATE_INITIALIZED = 1, 3672f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson MODULE_STATE_STARTED = 2 3772f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson} module_state_t; 3872f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson 395c2c3039539023d7946021d49a985f6655a1aedaJakub Pawlowskistatic std::unordered_map<const module_t*, module_state_t> metadata; 405c2c3039539023d7946021d49a985f6655a1aedaJakub Pawlowski 4121da63773cb7734e699a4dad662b5b84d2f3dfa8Marie Janssen// TODO(jamuraa): remove this lock after the startup sequence is clean 4221da63773cb7734e699a4dad662b5b84d2f3dfa8Marie Janssenstatic std::mutex metadata_mutex; 4372f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson 4472f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnsonstatic bool call_lifecycle_function(module_lifecycle_fn function); 45911d1ae03efec2d54c3b1b605589d790d1745488Myles Watsonstatic module_state_t get_module_state(const module_t* module); 46911d1ae03efec2d54c3b1b605589d790d1745488Myles Watsonstatic void set_module_state(const module_t* module, module_state_t state); 4772f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson 4821da63773cb7734e699a4dad662b5b84d2f3dfa8Marie Janssenvoid module_management_start(void) {} 4972f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson 5072f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnsonvoid module_management_stop(void) { 515c2c3039539023d7946021d49a985f6655a1aedaJakub Pawlowski metadata.clear(); 5272f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson} 5372f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson 54911d1ae03efec2d54c3b1b605589d790d1745488Myles Watsonconst module_t* get_module(const char* name) { 55911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson module_t* module = (module_t*)dlsym(RTLD_DEFAULT, name); 5603583e8f3161836f2bef56f59a6f7bb2db25e61fZach Johnson assert(module); 5703583e8f3161836f2bef56f59a6f7bb2db25e61fZach Johnson return module; 5872f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson} 5972f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson 60911d1ae03efec2d54c3b1b605589d790d1745488Myles Watsonbool module_init(const module_t* module) { 6172f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson assert(module != NULL); 6272f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson assert(get_module_state(module) == MODULE_STATE_NONE); 6372f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson 641bd691cb8ae3c23ffe25b5ca1fcfd11b82a9fbdaPavlin Radoslavov LOG_INFO(LOG_TAG, "%s Initializing module \"%s\"", __func__, module->name); 6572f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson if (!call_lifecycle_function(module->init)) { 66911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson LOG_ERROR(LOG_TAG, "%s Failed to initialize module \"%s\"", __func__, 67911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson module->name); 6872f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson return false; 6972f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson } 701bd691cb8ae3c23ffe25b5ca1fcfd11b82a9fbdaPavlin Radoslavov LOG_INFO(LOG_TAG, "%s Initialized module \"%s\"", __func__, module->name); 7172f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson 7272f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson set_module_state(module, MODULE_STATE_INITIALIZED); 7372f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson return true; 7472f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson} 7572f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson 76911d1ae03efec2d54c3b1b605589d790d1745488Myles Watsonbool module_start_up(const module_t* module) { 7772f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson assert(module != NULL); 78911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson // TODO(zachoverflow): remove module->init check once automagic order/call is 79911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson // in place. 80911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson // This hack is here so modules which don't require init don't have to have 81911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson // useless calls 8272f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson // as we're converting the startup sequence. 83911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson assert(get_module_state(module) == MODULE_STATE_INITIALIZED || 84911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson module->init == NULL); 8572f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson 861bd691cb8ae3c23ffe25b5ca1fcfd11b82a9fbdaPavlin Radoslavov LOG_INFO(LOG_TAG, "%s Starting module \"%s\"", __func__, module->name); 8772f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson if (!call_lifecycle_function(module->start_up)) { 88911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson LOG_ERROR(LOG_TAG, "%s Failed to start up module \"%s\"", __func__, 89911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson module->name); 9072f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson return false; 9172f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson } 921bd691cb8ae3c23ffe25b5ca1fcfd11b82a9fbdaPavlin Radoslavov LOG_INFO(LOG_TAG, "%s Started module \"%s\"", __func__, module->name); 9372f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson 9472f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson set_module_state(module, MODULE_STATE_STARTED); 9572f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson return true; 9672f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson} 9772f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson 98911d1ae03efec2d54c3b1b605589d790d1745488Myles Watsonvoid module_shut_down(const module_t* module) { 9972f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson assert(module != NULL); 10072f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson module_state_t state = get_module_state(module); 10172f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson assert(state <= MODULE_STATE_STARTED); 10272f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson 10372f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson // Only something to do if the module was actually started 104911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (state < MODULE_STATE_STARTED) return; 10572f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson 1061bd691cb8ae3c23ffe25b5ca1fcfd11b82a9fbdaPavlin Radoslavov LOG_INFO(LOG_TAG, "%s Shutting down module \"%s\"", __func__, module->name); 1071bd691cb8ae3c23ffe25b5ca1fcfd11b82a9fbdaPavlin Radoslavov if (!call_lifecycle_function(module->shut_down)) { 108911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson LOG_ERROR(LOG_TAG, 109911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson "%s Failed to shutdown module \"%s\". Continuing anyway.", 1101bd691cb8ae3c23ffe25b5ca1fcfd11b82a9fbdaPavlin Radoslavov __func__, module->name); 1111bd691cb8ae3c23ffe25b5ca1fcfd11b82a9fbdaPavlin Radoslavov } 112911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson LOG_INFO(LOG_TAG, "%s Shutdown of module \"%s\" completed", __func__, 113911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson module->name); 11472f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson 11572f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson set_module_state(module, MODULE_STATE_INITIALIZED); 11672f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson} 11772f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson 118911d1ae03efec2d54c3b1b605589d790d1745488Myles Watsonvoid module_clean_up(const module_t* module) { 11972f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson assert(module != NULL); 12072f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson module_state_t state = get_module_state(module); 12172f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson assert(state <= MODULE_STATE_INITIALIZED); 12272f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson 12372f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson // Only something to do if the module was actually initialized 124911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (state < MODULE_STATE_INITIALIZED) return; 12572f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson 1261bd691cb8ae3c23ffe25b5ca1fcfd11b82a9fbdaPavlin Radoslavov LOG_INFO(LOG_TAG, "%s Cleaning up module \"%s\"", __func__, module->name); 1271bd691cb8ae3c23ffe25b5ca1fcfd11b82a9fbdaPavlin Radoslavov if (!call_lifecycle_function(module->clean_up)) { 1281bd691cb8ae3c23ffe25b5ca1fcfd11b82a9fbdaPavlin Radoslavov LOG_ERROR(LOG_TAG, "%s Failed to cleanup module \"%s\". Continuing anyway.", 1291bd691cb8ae3c23ffe25b5ca1fcfd11b82a9fbdaPavlin Radoslavov __func__, module->name); 1301bd691cb8ae3c23ffe25b5ca1fcfd11b82a9fbdaPavlin Radoslavov } 131911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson LOG_INFO(LOG_TAG, "%s Cleanup of module \"%s\" completed", __func__, 132911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson module->name); 13372f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson 13472f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson set_module_state(module, MODULE_STATE_NONE); 13572f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson} 13672f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson 13772f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnsonstatic bool call_lifecycle_function(module_lifecycle_fn function) { 13872f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson // A NULL lifecycle function means it isn't needed, so assume success 139911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (!function) return true; 14072f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson 141911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson future_t* future = function(); 14272f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson 14372f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson // A NULL future means synchronous success 144911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (!future) return true; 14572f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson 14672f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson // Otherwise fall back to the future 14772f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson return future_await(future); 14872f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson} 14972f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson 150911d1ae03efec2d54c3b1b605589d790d1745488Myles Watsonstatic module_state_t get_module_state(const module_t* module) { 15121da63773cb7734e699a4dad662b5b84d2f3dfa8Marie Janssen std::lock_guard<std::mutex> lock(metadata_mutex); 1525c2c3039539023d7946021d49a985f6655a1aedaJakub Pawlowski auto map_ptr = metadata.find(module); 15372f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson 1545c2c3039539023d7946021d49a985f6655a1aedaJakub Pawlowski return (map_ptr != metadata.end()) ? map_ptr->second : MODULE_STATE_NONE; 15572f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson} 15672f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson 157911d1ae03efec2d54c3b1b605589d790d1745488Myles Watsonstatic void set_module_state(const module_t* module, module_state_t state) { 15821da63773cb7734e699a4dad662b5b84d2f3dfa8Marie Janssen std::lock_guard<std::mutex> lock(metadata_mutex); 1595c2c3039539023d7946021d49a985f6655a1aedaJakub Pawlowski metadata[module] = state; 16072f308ee6d3983ae2c0d67be3de2451f2dd72dcbZach Johnson} 1613c511e667e593c8ea594ca24b1d7712214245863Zach Johnson 1623c511e667e593c8ea594ca24b1d7712214245863Zach Johnson// TODO(zachoverflow): remove when everything modulized 1633c511e667e593c8ea594ca24b1d7712214245863Zach Johnson// Temporary callback-wrapper-related code 1643c511e667e593c8ea594ca24b1d7712214245863Zach Johnson 1653c511e667e593c8ea594ca24b1d7712214245863Zach Johnsontypedef struct { 166911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson const module_t* module; 167911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson thread_t* lifecycle_thread; 168911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson thread_t* callback_thread; // we don't own this thread 1693c511e667e593c8ea594ca24b1d7712214245863Zach Johnson thread_fn callback; 1703c511e667e593c8ea594ca24b1d7712214245863Zach Johnson bool success; 1713c511e667e593c8ea594ca24b1d7712214245863Zach Johnson} callbacked_wrapper_t; 1723c511e667e593c8ea594ca24b1d7712214245863Zach Johnson 173911d1ae03efec2d54c3b1b605589d790d1745488Myles Watsonstatic void run_wrapped_start_up(void* context); 174911d1ae03efec2d54c3b1b605589d790d1745488Myles Watsonstatic void post_result_to_callback(void* context); 1753c511e667e593c8ea594ca24b1d7712214245863Zach Johnson 176911d1ae03efec2d54c3b1b605589d790d1745488Myles Watsonvoid module_start_up_callbacked_wrapper(const module_t* module, 177911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson thread_t* callback_thread, 178911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson thread_fn callback) { 179911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson callbacked_wrapper_t* wrapper = 180911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson (callbacked_wrapper_t*)osi_calloc(sizeof(callbacked_wrapper_t)); 1813c511e667e593c8ea594ca24b1d7712214245863Zach Johnson 1823c511e667e593c8ea594ca24b1d7712214245863Zach Johnson wrapper->module = module; 1833c511e667e593c8ea594ca24b1d7712214245863Zach Johnson wrapper->lifecycle_thread = thread_new("module_wrapper"); 1843c511e667e593c8ea594ca24b1d7712214245863Zach Johnson wrapper->callback_thread = callback_thread; 1853c511e667e593c8ea594ca24b1d7712214245863Zach Johnson wrapper->callback = callback; 1863c511e667e593c8ea594ca24b1d7712214245863Zach Johnson 1873c511e667e593c8ea594ca24b1d7712214245863Zach Johnson // Run the actual module start up 1883c511e667e593c8ea594ca24b1d7712214245863Zach Johnson thread_post(wrapper->lifecycle_thread, run_wrapped_start_up, wrapper); 1893c511e667e593c8ea594ca24b1d7712214245863Zach Johnson} 1903c511e667e593c8ea594ca24b1d7712214245863Zach Johnson 191911d1ae03efec2d54c3b1b605589d790d1745488Myles Watsonstatic void run_wrapped_start_up(void* context) { 1923c511e667e593c8ea594ca24b1d7712214245863Zach Johnson assert(context); 1933c511e667e593c8ea594ca24b1d7712214245863Zach Johnson 194911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson callbacked_wrapper_t* wrapper = (callbacked_wrapper_t*)context; 1953c511e667e593c8ea594ca24b1d7712214245863Zach Johnson wrapper->success = module_start_up(wrapper->module); 1963c511e667e593c8ea594ca24b1d7712214245863Zach Johnson 1973c511e667e593c8ea594ca24b1d7712214245863Zach Johnson // Post the result back to the callback 1983c511e667e593c8ea594ca24b1d7712214245863Zach Johnson thread_post(wrapper->callback_thread, post_result_to_callback, wrapper); 1993c511e667e593c8ea594ca24b1d7712214245863Zach Johnson} 2003c511e667e593c8ea594ca24b1d7712214245863Zach Johnson 201911d1ae03efec2d54c3b1b605589d790d1745488Myles Watsonstatic void post_result_to_callback(void* context) { 2023c511e667e593c8ea594ca24b1d7712214245863Zach Johnson assert(context); 2033c511e667e593c8ea594ca24b1d7712214245863Zach Johnson 204911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson callbacked_wrapper_t* wrapper = (callbacked_wrapper_t*)context; 2053c511e667e593c8ea594ca24b1d7712214245863Zach Johnson 2063c511e667e593c8ea594ca24b1d7712214245863Zach Johnson // Save the values we need for callback 207911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson void* result = wrapper->success ? FUTURE_SUCCESS : FUTURE_FAIL; 2083c511e667e593c8ea594ca24b1d7712214245863Zach Johnson thread_fn callback = wrapper->callback; 2093c511e667e593c8ea594ca24b1d7712214245863Zach Johnson 2103c511e667e593c8ea594ca24b1d7712214245863Zach Johnson // Clean up the resources we used 211a6f0395de4f636dd1b7cd2e237fe7f5321f114a6Manu Viswanadhan thread_free(wrapper->lifecycle_thread); 2123c511e667e593c8ea594ca24b1d7712214245863Zach Johnson osi_free(wrapper); 2133c511e667e593c8ea594ca24b1d7712214245863Zach Johnson 2143c511e667e593c8ea594ca24b1d7712214245863Zach Johnson callback(result); 2153c511e667e593c8ea594ca24b1d7712214245863Zach Johnson} 216