smoothie port to mbed online compiler (smoothieware.org)
For documentation, license, ..., please check http://smoothieware.org/
This version has been tested with a 3 axis machine
libs/Config.cpp
- Committer:
- scachat
- Date:
- 2012-07-31
- Revision:
- 0:31e91bb0ef3c
File content as of revision 0:31e91bb0ef3c:
/* This file is part of Smoothie (http://smoothieware.org/). The motion control part is heavily based on Grbl (https://github.com/simen/grbl). Smoothie is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. Smoothie is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with Smoothie. If not, see <http://www.gnu.org/licenses/>. */ using namespace std; #include <vector> #include <string> #include "libs/Kernel.h" #include "Config.h" #include "ConfigValue.h" #include "ConfigSource.h" #include "ConfigCache.h" #include "libs/nuts_bolts.h" #include "libs/utils.h" #include "libs/SerialMessage.h" #include "libs/ConfigSources/FileConfigSource.h" Config::Config(){ this->config_cache_loaded = false; // Config source for */config files this->config_sources.push_back( new FileConfigSource("/local/config", LOCAL_CONFIGSOURCE_CHECKSUM) ); //this->config_sources.push_back( new FileConfigSource("/sd/config", SD_CONFIGSOURCE_CHECKSUM ) ); // Pre-load the config cache this->config_cache_load(); } void Config::on_module_loaded(){} void Config::on_console_line_received( void* argument ){} void Config::set_string( string setting, string value ){ ConfigValue* cv = new ConfigValue; cv->found = true; cv->check_sums = get_checksums(setting); cv->value = value; this->config_cache.replace_or_push_back(cv); this->kernel->call_event(ON_CONFIG_RELOAD); } void Config::get_module_list(vector<uint16_t>* list, uint16_t family){ for( int i=1; i<this->config_cache.size(); i++){ ConfigValue* value = this->config_cache.at(i); if( value->check_sums.size() == 3 && value->check_sums.at(2) == 29545 && value->check_sums.at(0) == family ){ // We found a module enable for this family, add it's number list->push_back(value->check_sums.at(1)); } } } // Command to load config cache into buffer for multiple reads during init void Config::config_cache_load(){ this->config_cache_clear(); // First element is a special empty ConfigValue for values not found ConfigValue* result = new ConfigValue; this->config_cache.push_back(result); // For each ConfigSource in our stack for( unsigned int i = 0; i < this->config_sources.size(); i++ ){ ConfigSource* source = this->config_sources[i]; source->transfer_values_to_cache(&this->config_cache); } this->config_cache_loaded = true; } // Command to clear the config cache after init void Config::config_cache_clear(){ while( ! this->config_cache.empty() ){ delete this->config_cache.back(); this->config_cache.pop_back(); } this->config_cache_loaded = false; } ConfigValue* Config::value(uint16_t check_sum_a, uint16_t check_sum_b, uint16_t check_sum_c ){ vector<uint16_t> check_sums; check_sums.push_back(check_sum_a); check_sums.push_back(check_sum_b); check_sums.push_back(check_sum_c); return this->value(check_sums); } ConfigValue* Config::value(uint16_t check_sum_a, uint16_t check_sum_b){ vector<uint16_t> check_sums; check_sums.push_back(check_sum_a); check_sums.push_back(check_sum_b); return this->value(check_sums); } ConfigValue* Config::value(uint16_t check_sum){ vector<uint16_t> check_sums; check_sums.push_back(check_sum); return this->value(check_sums); } // Get a value from the configuration as a string // Because we don't like to waste space in Flash with lengthy config parameter names, we take a checksum instead so that the name does not have to be stored // See get_checksum ConfigValue* Config::value(vector<uint16_t> check_sums){ ConfigValue* result = this->config_cache[0]; //if( this->has_config_file() == false ){ // return result; //} // Check if the config is cached, and load it temporarily if it isn't bool cache_preloaded = this->config_cache_loaded; if( !cache_preloaded ){ this->config_cache_load(); } for( int i=1; i<this->config_cache.size(); i++){ // If this line matches the checksum bool match = true; for( unsigned int j = 0; j < check_sums.size(); j++ ){ uint16_t checksum_node = check_sums[j]; //printf("%u(%s) against %u\r\n", get_checksum(key_node), key_node.c_str(), checksum_node); if(this->config_cache[i]->check_sums[j] != checksum_node ){ match = false; break; } } if( match == false ){ //printf("continue\r\n"); continue; } result = this->config_cache[i]; break; } if( !cache_preloaded ){ this->config_cache_clear(); } return result; }