add get_vent_fault

Author: vegano1

stm32-modules/include/vacuum-module/firmware/vent_hardware.h

@@ -12,6 +12,7 @@ extern "C" {
 
 void vent_hardware_init(void);
 void hw_open_vent(bool open);
+bool hw_vent_fault_detected();
 
 #ifdef __cplusplus
 }  // extern "C"

stm32-modules/include/vacuum-module/firmware/vent_policy.hpp

@@ -7,5 +7,6 @@ namespace vent_policy {
 class VentPolicy {
   public:
     auto open_vent(bool open) -> void;
+    auto get_vent_fault() -> bool;
 };
 }  // namespace vent_policy

stm32-modules/vacuum-module/firmware/vent/vent_hardware.c

@@ -44,6 +44,10 @@ void hw_open_vent(bool open) {
     HAL_GPIO_WritePin(nSLEEP_DRV_MCU_GPIO_Port, nSLEEP_DRV_MCU_GPIO_Pin, open ? GPIO_PIN_RESET : GPIO_PIN_SET);
 }
 
+bool hw_vent_fault_detected() {
+    return HAL_GPIO_ReadPin(VENT_FAULT_GPIO_Port, VENT_FAULT_GPIO_Pin);
+}
+
 void vent_hardware_init(void) {
     vent_hardware_gpio_init();
     // close the vent

stm32-modules/vacuum-module/firmware/vent/vent_policy.cpp

@@ -5,4 +5,7 @@
 using namespace vent_policy;
 
 // NOLINTNEXTLINE(readability-convert-member-functions-to-static)
-auto VentPolicy::open_vent(bool open) -> void { hw_open_vent(open); }
+auto vent_policy::VentPolicy::open_vent(bool open) -> void { hw_open_vent(open); }
+
+// NOLINTNEXTLINE(readability-convert-member-functions-to-static)
+auto vent_policy::VentPolicy::get_vent_fault() -> bool { return hw_vent_fault_detected(); }