read state of rockets - with ble support

epicardium/ble/card10.c

@@ -114,7 +114,7 @@ static const uint8_t UUID_attChar_vibra[] = {
 
 /* BLE UUID for card10 char rockets */
 static const uint8_t UUID_char_rockets[] = {
-	ATT_PROP_WRITE_NO_RSP,
+	ATT_PROP_READ | ATT_PROP_WRITE_NO_RSP,
 	UINT16_TO_BYTES(CARD10_ROCKETS_VAL_HDL),
 	CARD10_UUID_SUFFIX, 0x10, CARD10_UUID_PREFIX
 };
@@ -123,6 +123,9 @@ static const uint8_t UUID_attChar_rockets[] = {
 	CARD10_UUID_SUFFIX, 0x10, CARD10_UUID_PREFIX
 };
 
+static uint8_t rocketsValue[] = { 0, 0, 0 };
+static uint16_t rocketsLen = sizeof(rocketsValue);
+
 /* BLE UUID for card10 led background bottom left */
 static const uint8_t UUID_char_led_bg_bottom_left[] = {
 	ATT_PROP_WRITE_NO_RSP,
@@ -302,12 +305,14 @@ static const attsAttr_t card10SvcAttrList[] = {
 	  .maxLen      = sizeof(UUID_char_rockets),
 	  .permissions = ATTS_PERMIT_READ },
 	{ .pUuid    = UUID_attChar_rockets,
-	  .pValue   = NULL,
+	  .pValue   = rocketsValue,
+	  .pLen     = &rocketsLen,
 	  .maxLen   = 3 * sizeof(uint8_t),
-	  .settings = ATTS_SET_WRITE_CBACK,
+	  .settings = (ATTS_SET_WRITE_CBACK | ATTS_SET_READ_CBACK),
 	  .permissions =
 		  (ATTS_PERMIT_WRITE | ATTS_PERMIT_WRITE_ENC |
-		   ATTS_PERMIT_WRITE_AUTH) },
+		   ATTS_PERMIT_WRITE_AUTH | ATTS_PERMIT_READ |
+		   ATTS_PERMIT_READ_ENC | ATTS_PERMIT_READ_AUTH) },
 
 	// BG LED Bottom left
 
@@ -736,6 +741,17 @@ static uint8_t readCard10CB(
 
 		APP_TRACE_INFO0("ble-card10: read time\n");
 		return ATT_SUCCESS;
+	case CARD10_ROCKETS_VAL_HDL:
+		pAttr->pValue[0] = epic_leds_get_rocket(0);
+		pAttr->pValue[1] = epic_leds_get_rocket(1);
+		pAttr->pValue[2] = epic_leds_get_rocket(2);
+		APP_TRACE_INFO3(
+			"ble-card10: get rockets 0:%d, 1:%d, 2:%d\n",
+			pAttr->pValue[0],
+			pAttr->pValue[1],
+			pAttr->pValue[2]
+		);
+		return ATT_SUCCESS;
 	case CARD10_PERSONAL_STATE_VAL_HDL:
 		ui16           = epic_personal_state_get();
 		*pAttr->pValue = ui16;

epicardium/epicardium.h

@@ -95,6 +95,7 @@ typedef _Bool bool;
 #define API_LEDS_SET_ALL_HSV       0x6b
 #define API_LEDS_SET_GAMMA_TABLE   0x6c
 #define API_LEDS_CLEAR_ALL         0x6d
+#define API_LEDS_GET_ROCKET        0x6e
 
 #define API_VIBRA_SET              0x70
 #define API_VIBRA_VIBRATE          0x71
@@ -705,6 +706,24 @@ API(API_LEDS_UPDATE, void epic_leds_update(void));
  */
 API(API_LEDS_SET_ROCKET, void epic_leds_set_rocket(int led, uint8_t value));
 
+/**
+ * Get the brightness of one of the rocket LEDs.
+ *
+ * :param int led:  Which LED to get.
+ *
+ *    +-------+--------+----------+
+ *    |   ID  | Color  | Location |
+ *    +=======+========+==========+
+ *    | ``0`` | Blue   | Left     |
+ *    +-------+--------+----------+
+ *    | ``1`` | Yellow | Top      |
+ *    +-------+--------+----------+
+ *    | ``2`` | Green  | Right    |
+ *    +-------+--------+----------+
+ * :return uint8_t value:  Brightness of LED (value between 0 and 31).
+ */
+API(API_LEDS_GET_ROCKET, uint8_t epic_leds_get_rocket(int led));
+
 /**
  * Turn on the bright side LED which can serve as a flashlight if worn on the left wrist or as a rad tattoo illuminator if worn on the right wrist.
  *

epicardium/modules/leds.c

@@ -100,6 +100,10 @@ void epic_leds_set_rocket(int led, uint8_t value)
 	value = value > 31 ? 31 : value;
 	pmic_set_led(led, value);
 }
+uint8_t epic_leds_get_rocket(int led)
+{
+	pmic_get_led(led);
+}
 
 void epic_set_flashlight(bool power)
 {

lib/card10/pmic.c

@@ -122,7 +122,18 @@ void pmic_set_button_callback(pmic_button_callback_fn cb)
 {
 	pmic_button_callback = cb;
 }
-
+uint8_t pmic_get_led(uint8_t led)
+{
+	if (led == 0) {
+		return MAX77650_getBRT_LED0();
+	}
+	if (led == 1) {
+		return MAX77650_getBRT_LED1();
+	}
+	if (led == 2) {
+		return MAX77650_getBRT_LED2();
+	}
+}
 void pmic_set_led(uint8_t led, uint8_t val)
 {
 	if (led == 0) {

lib/card10/pmic.h

@@ -21,6 +21,7 @@
 
 void pmic_init(void);
 void pmic_set_led(uint8_t led, uint8_t val);
+uint8_t pmic_get_led(uint8_t led);
 void pmic_poll(void);
 
 /* weak, so it can be overwritten by applications */