client/client.c

   1 #include <stdbool.h>
   2 #include <stdint.h>
   3 #include <stdlib.h>
   4 #include <string.h>
   5
   6 #ifdef LINUX
   7 #include <stdio.h>
   8 #endif
   9
  10 #include "interpret.h"
  11 #include "mTaskSymbols.h"
  12 #include "sds.h"
  13 #include "spec.h"
  14 #include "task.h"
  15 #include "interface.h"
  16
  17 #define MSG_GET_TASK 't'
  18 #define MSG_DEL_TASK 'd'
  19 #define MSG_SDS_SPEC 's'
  20 #define MSG_SDS_DEL 'a'
  21 #define MSG_SDS_UPD 'u'
  22 #define MSG_SPEC 'c'
  23
  24 #define LOOPDELAY 100
  25
  26 void read_message(void)
  27 {
  28         //Find next task
  29         if(input_available()){
  30                 uint8_t c = read_byte();
  31                 debug("Receiving input: %c %02x\n", c, c);
  32                 switch(c){
  33                 case MSG_SDS_SPEC:
  34                         debug("Receiving an sds");
  35                         sds_register();
  36                         break;
  37                 case MSG_SDS_UPD:
  38                         debug("Receiving an sds update");
  39                         //TODO do something with the return value
  40                         sds_update();
  41                         break;
  42                 case MSG_SDS_DEL:
  43                         debug("Receiving a delete SDS request");
  44                         sds_delete();
  45                         break;
  46                 case MSG_DEL_TASK:
  47                         debug("Receiving a delete task request");
  48                         task_delete();
  49                         break;
  50                 case MSG_GET_TASK:
  51                         debug("Receiving a task");
  52                         task_register();
  53                         break;
  54                 case MSG_SPEC:
  55                         debug("Receiving a spec request");
  56                         spec_send();
  57                         break;
  58                 case '\0':
  59                         debug("Server closed connection");
  60                         break;
  61                 case '\n':
  62                         break;
  63                 default:
  64                         debug("Unknown message: %X", c);
  65                 }
  66         } else {
  67 //              debug("No input");
  68         }
  69 }
  70
  71 unsigned long loopmillis = 0;
  72 void loop(void)
  73 {
  74 #ifdef ARDUINO_ESP8266_NODEMCU
  75         if(getmillis()-loopmillis < LOOPDELAY){
  76                 return;
  77         }
  78         loopmillis = getmillis();
  79 #endif
  80         debug("Loop");
  81
  82         struct task *t;
  83         long cyclestart;
  84
  85         read_message();
  86
  87         //Run tasks
  88         cyclestart = getmillis();
  89         for(struct task *t = task_head(); t != NULL; t = task_next(t)){
  90                 //interrupt task
  91                 if(is_interrupt_task(t) && had_interrupt(t)){
  92                         debug("Interrupt task %d not implemented", t->taskid);
  93                         run_task(t);
  94                 //Interval task, and interval passed
  95                 } else if(cyclestart-t->lastrun > t->interval){
  96                         debug("Running interval task: %d", t->taskid);
  97                         run_task(t);
  98
  99                         //Oneshot task, thus disable
 100 //                      if(t->interval == 0){
 101 //                              curtask->used = false;
 102 //                      }
 103                         t->lastrun = cyclestart;
 104                 }
 105         }
 106 }
 107
 108 #ifdef STM
 109 int main(void){
 110 #elif defined ARDUINO_ESP8266_NODEMCU
 111 void setup(){
 112 #elif defined LINUX
 113 int main(int argc, char *argv[]){
 114         gargc = argc;
 115         gargv = argv;
 116 #endif
 117
 118         //Initialize systems
 119         real_setup();
 120         sds_init();
 121         task_init();
 122         debug("sending device spec");
 123
 124 #ifndef ARDUINO_ESP8266_NODEMCU
 125         while(true){
 126                 //Check for newtasks
 127                 loop();
 128                 msdelay(LOOPDELAY);
 129         }
 130
 131         return 0;
 132 #endif
 133 }