Michael Spencer / Smoothie

Fork of Smoothie to port to mbed non-LPC targets.

Dependencies:   mbed

Fork of Smoothie by Stéphane Cachat

libs/ConfigCache.h@2:1df0b61d3b5a, 2014-02-28 (annotated)

Committer:
Michael J. Spencer
Date:
Fri Feb 28 18:52:52 2014 -0800
Revision:
2:1df0b61d3b5a
Parent:
0:31e91bb0ef3c 
Update to latest Smoothie.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Michael J. Spencer 2:1df0b61d3b5a 1 /*
Michael J. Spencer 2:1df0b61d3b5a 2 This file is part of Smoothie (http://smoothieware.org/). The motion control part is heavily based on Grbl (https://github.com/simen/grbl).
Michael J. Spencer 2:1df0b61d3b5a 3 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.
Michael J. Spencer 2:1df0b61d3b5a 4 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.
Michael J. Spencer 2:1df0b61d3b5a 5 You should have received a copy of the GNU General Public License along with Smoothie. If not, see <http://www.gnu.org/licenses/>.
Michael J. Spencer 2:1df0b61d3b5a 6 */
Michael J. Spencer 2:1df0b61d3b5a 7
Michael J. Spencer 2:1df0b61d3b5a 8 #ifndef CONFIGCACHE_H
Michael J. Spencer 2:1df0b61d3b5a 9 #define CONFIGCACHE_H
Michael J. Spencer 2:1df0b61d3b5a 10
Michael J. Spencer 2:1df0b61d3b5a 11 using namespace std;
Michael J. Spencer 2:1df0b61d3b5a 12 #include <vector>
Michael J. Spencer 2:1df0b61d3b5a 13
Michael J. Spencer 2:1df0b61d3b5a 14 #include "ConfigValue.h"
Michael J. Spencer 2:1df0b61d3b5a 15
Michael J. Spencer 2:1df0b61d3b5a 16 class ConfigCache : public std::vector<ConfigValue*> {
Michael J. Spencer 2:1df0b61d3b5a 17 public:
Michael J. Spencer 2:1df0b61d3b5a 18 ConfigCache(){}
Michael J. Spencer 2:1df0b61d3b5a 19
Michael J. Spencer 2:1df0b61d3b5a 20 // If we find an existing value, replace it, otherwise, push it at the back of the list
Michael J. Spencer 2:1df0b61d3b5a 21 void replace_or_push_back(ConfigValue* new_value){
Michael J. Spencer 2:1df0b61d3b5a 22
Michael J. Spencer 2:1df0b61d3b5a 23 bool value_exists = false;
Michael J. Spencer 2:1df0b61d3b5a 24 // For each already existing element
Michael J. Spencer 2:1df0b61d3b5a 25 for( unsigned int i=1; i<this->size(); i++){
Michael J. Spencer 2:1df0b61d3b5a 26 // If this configvalue matches the checksum
Michael J. Spencer 2:1df0b61d3b5a 27 bool match = true;
Michael J. Spencer 2:1df0b61d3b5a 28 unsigned int counter = 0;
Michael J. Spencer 2:1df0b61d3b5a 29 while( counter < 3 && new_value->check_sums[counter] != 0x0000 ){
Michael J. Spencer 2:1df0b61d3b5a 30 if(this->at(i)->check_sums[counter] != new_value->check_sums[counter] ){
Michael J. Spencer 2:1df0b61d3b5a 31 match = false;
Michael J. Spencer 2:1df0b61d3b5a 32 break;
Michael J. Spencer 2:1df0b61d3b5a 33 }
Michael J. Spencer 2:1df0b61d3b5a 34 counter++;
Michael J. Spencer 2:1df0b61d3b5a 35 }
Michael J. Spencer 2:1df0b61d3b5a 36 if( match == false ){ continue; }
Michael J. Spencer 2:1df0b61d3b5a 37 value_exists = true;
Michael J. Spencer 2:1df0b61d3b5a 38
Michael J. Spencer 2:1df0b61d3b5a 39 // Replace with the provided value
Michael J. Spencer 2:1df0b61d3b5a 40 delete this->at(i);
Michael J. Spencer 2:1df0b61d3b5a 41 this->at(i) = new_value;
Michael J. Spencer 2:1df0b61d3b5a 42 break;
Michael J. Spencer 2:1df0b61d3b5a 43 }
Michael J. Spencer 2:1df0b61d3b5a 44
Michael J. Spencer 2:1df0b61d3b5a 45 // Value does not already exists, add to the list
Michael J. Spencer 2:1df0b61d3b5a 46 if( value_exists == false ){
Michael J. Spencer 2:1df0b61d3b5a 47 this->push_back(new_value);
Michael J. Spencer 2:1df0b61d3b5a 48 }
Michael J. Spencer 2:1df0b61d3b5a 49
Michael J. Spencer 2:1df0b61d3b5a 50 }
Michael J. Spencer 2:1df0b61d3b5a 51
Michael J. Spencer 2:1df0b61d3b5a 52 };
Michael J. Spencer 2:1df0b61d3b5a 53
Michael J. Spencer 2:1df0b61d3b5a 54
Michael J. Spencer 2:1df0b61d3b5a 55
Michael J. Spencer 2:1df0b61d3b5a 56 #endif