Diff: src/massStorage.cpp

Revision:

6:9d975a9d2728

diff -r 0466445897b8 -r 9d975a9d2728 src/massStorage.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/massStorage.cpp	Thu Aug 15 19:33:04 2019 +0000
@@ -0,0 +1,82 @@
+#include "inc/massStorage.h"
+#include "rtos.h"
+#include "USBHostMSD.h"
+#include "inc/config.h"
+#include <string>
+
+void massStorage_task(void const *){
+    bool readConfigs = false;
+    USBHostMSD msd("usb");
+    int i = 0;
+    
+    while(1) {
+        
+        // try to connect a MSD device
+        while(!msd.connect()) {
+            Thread::wait(500);
+        }
+        
+        // in a loop, append a file
+        // if the device is disconnected, we try to connect it again
+        while(1) {
+            
+            if(!readConfigs){
+                // read file
+                FILE *fp = fopen("/usb/config.txt", "r");            
+                if (fp != NULL){
+                    printf("===> found config\r\n");
+                    
+                    std::string pause{""};
+                    std::string cycles{""};
+                                        
+                    while(1) {
+                        char c = fgetc(fp);
+                        if( feof(fp) || c == '\n') { 
+                            break ;
+                        }
+                        if(c != '\n' && c != '\r'){
+                            pause += c;
+                        }
+                    }
+                    while(1) {
+                        char c = fgetc(fp);
+                        if( feof(fp) || c == '\n' ){
+                            break;
+                        }
+                        if(c != '\n' && c != '\r'){
+                            cycles += c;
+                        }
+                    }                    
+                    fclose (fp);               
+                    setPause(pause);
+                    setCycles(cycles);
+                    printf("\r\n===> read the configs %s %s \r\n", pause.c_str(), cycles.c_str() );
+                    readConfigs = true;                       
+                }
+                else{
+                    printf("fp == NULL\r\n");    
+                }
+            }
+            else{        
+                // append a file
+                FILE *fp = fopen("/usb/day.log", "a");
+            
+                if (fp != NULL) {
+                    fprintf(fp, "log entry nr: %d!\r\n", i++);
+                    printf("writing to logfile!\r\n");
+                    fclose(fp);
+                } else {
+                    printf("FILE == NULL\r\n");
+                }            
+            }
+            
+            // if device disconnected, try to connect again
+            if (!msd.connected()){
+                readConfigs = false;
+                break;
+            }
+            
+            Thread::wait(10000);
+        }
+    }
+}
\ No newline at end of file