code refactor

Author: Guihgo

iot_helpers.cpp

@@ -1,11 +1,11 @@
 #include "iot_helpers.h"
 
 
-int indexOf(uint8_t * buffer, size_t bufLen, char c, size_t start) {
+int indexOf(uint8_t * buffer, size_t bufLen, uint8_t value, size_t start) {
     int index = -1;
 
     for(size_t i = start; (i<bufLen && index == -1); i++) {
-        if(buffer[i] == c) {
+        if(buffer[i] == value) {
             index = i;
         }
     }

iot_helpers.h

@@ -5,6 +5,6 @@
 
 #include "Arduino.h"
 
-int indexOf(uint8_t *buffer, size_t bufLen, char find, size_t start = (size_t)0);
+int indexOf(uint8_t *buffer, size_t bufLen, uint8_t value, size_t start = (size_t)0);
 
 #endif