refact auth

components/evse/evse_state.c

@@ -1,13 +1,24 @@
 #include "evse_state.h"
+#include "freertos/FreeRTOS.h"
+#include "freertos/portmacro.h"
 
 static evse_state_t current_state = EVSE_STATE_A;
+static bool is_authorized = false;
+
+// Proteção básica para variáveis globais em sistemas concorrentes
+static portMUX_TYPE state_mux = portMUX_INITIALIZER_UNLOCKED;
 
 void evse_set_state(evse_state_t state) {
+    portENTER_CRITICAL(&state_mux);
     current_state = state;
+    portEXIT_CRITICAL(&state_mux);
 }
 
 evse_state_t evse_get_state(void) {
-    return current_state;
+    portENTER_CRITICAL(&state_mux);
+    evse_state_t s = current_state;
+    portEXIT_CRITICAL(&state_mux);
+    return s;
 }
 
 const char* evse_state_to_str(evse_state_t state) {
@@ -26,10 +37,12 @@ const char* evse_state_to_str(evse_state_t state) {
 }
 
 void evse_state_init(void) {
-    // Inicialização do estado EVSE
+    portENTER_CRITICAL(&state_mux);
+    current_state = EVSE_STATE_A;
+    is_authorized = false;
+    portEXIT_CRITICAL(&state_mux);
 }
 
-
 void evse_state_tick(void) {
     // Tick do estado (placeholder)
 }
@@ -47,3 +60,16 @@ bool evse_state_is_plugged(evse_state_t state) {
 bool evse_state_is_session(evse_state_t state) {
     return state == EVSE_STATE_B2 || state == EVSE_STATE_C1 || state == EVSE_STATE_C2;
 }
+
+void evse_state_set_authorized(bool authorized) {
+    portENTER_CRITICAL(&state_mux);
+    is_authorized = authorized;
+    portEXIT_CRITICAL(&state_mux);
+}
+
+bool evse_state_get_authorized(void) {
+    portENTER_CRITICAL(&state_mux);
+    bool result = is_authorized;
+    portEXIT_CRITICAL(&state_mux);
+    return result;
+}