Not initialized or in the process of de-initialization, calling API will return ERR

components/bt/host/bluedroid/api/esp_a2dp_api.c

@@ -29,6 +29,10 @@ esp_err_t esp_a2d_sink_init(void)
         return ESP_ERR_INVALID_STATE;
     }
 
+    if (g_a2dp_on_init || g_a2dp_sink_ongoing_deinit) {
+        return ESP_ERR_INVALID_STATE;
+    }
+
     btc_msg_t msg;
 
     msg.sig = BTC_SIG_API_CALL;
@@ -46,6 +50,10 @@ esp_err_t esp_a2d_sink_deinit(void)
         return ESP_ERR_INVALID_STATE;
     }
 
+    if (g_a2dp_on_deinit || g_a2dp_sink_ongoing_deinit) {
+        return ESP_ERR_INVALID_STATE;
+    }
+
     btc_msg_t msg;
 
     msg.sig = BTC_SIG_API_CALL;
@@ -63,6 +71,10 @@ esp_err_t esp_a2d_sink_register_data_callback(esp_a2d_sink_data_cb_t callback)
         return ESP_ERR_INVALID_STATE;
     }
 
+    if (g_a2dp_sink_ongoing_deinit) {
+        return ESP_ERR_INVALID_STATE;
+    }
+
     btc_msg_t msg;
     msg.sig = BTC_SIG_API_CALL;
     msg.pid = BTC_PID_A2DP;
@@ -83,6 +95,10 @@ esp_err_t esp_a2d_sink_connect(esp_bd_addr_t remote_bda)
         return ESP_ERR_INVALID_STATE;
     }
 
+    if (g_a2dp_on_deinit || g_a2dp_sink_ongoing_deinit) {
+        return ESP_ERR_INVALID_STATE;
+    }
+
     bt_status_t stat;
     btc_av_args_t arg;
     btc_msg_t msg;
@@ -105,6 +121,10 @@ esp_err_t esp_a2d_sink_disconnect(esp_bd_addr_t remote_bda)
         return ESP_ERR_INVALID_STATE;
     }
 
+    if (g_a2dp_on_deinit || g_a2dp_sink_ongoing_deinit) {
+        return ESP_ERR_INVALID_STATE;
+    }
+
     bt_status_t stat;
     btc_av_args_t arg;
     btc_msg_t msg;
@@ -127,6 +147,10 @@ esp_err_t esp_a2d_register_callback(esp_a2d_cb_t callback)
         return ESP_ERR_INVALID_STATE;
     }
 
+    if (g_a2dp_sink_ongoing_deinit || g_a2dp_source_ongoing_deinit) {
+        return ESP_ERR_INVALID_STATE;
+    }
+
     if (callback == NULL) {
         return ESP_FAIL;
     }
@@ -141,6 +165,10 @@ esp_err_t esp_a2d_media_ctrl(esp_a2d_media_ctrl_t ctrl)
         return ESP_ERR_INVALID_STATE;
     }
 
+    if (g_a2dp_on_deinit || g_a2dp_sink_ongoing_deinit || g_a2dp_source_ongoing_deinit) {
+        return ESP_ERR_INVALID_STATE;
+    }
+
     bt_status_t stat;
     btc_av_args_t arg;
     btc_msg_t msg;
@@ -164,6 +192,10 @@ esp_err_t esp_a2d_source_init(void)
         return ESP_ERR_INVALID_STATE;
     }
 
+    if (g_a2dp_on_init || g_a2dp_source_ongoing_deinit) {
+        return ESP_ERR_INVALID_STATE;
+    }
+
     btc_msg_t msg;
 
     msg.sig = BTC_SIG_API_CALL;
@@ -181,6 +213,10 @@ esp_err_t esp_a2d_source_deinit(void)
         return ESP_ERR_INVALID_STATE;
     }
 
+    if (g_a2dp_on_deinit || g_a2dp_source_ongoing_deinit) {
+        return ESP_ERR_INVALID_STATE;
+    }
+
     btc_msg_t msg;
 
     msg.sig = BTC_SIG_API_CALL;
@@ -198,6 +234,10 @@ esp_err_t esp_a2d_source_connect(esp_bd_addr_t remote_bda)
         return ESP_ERR_INVALID_STATE;
     }
 
+    if (g_a2dp_on_deinit || g_a2dp_source_ongoing_deinit) {
+        return ESP_ERR_INVALID_STATE;
+    }
+
     bt_status_t stat;
     btc_av_args_t arg;
     btc_msg_t msg;
@@ -220,6 +260,10 @@ esp_err_t esp_a2d_source_disconnect(esp_bd_addr_t remote_bda)
         return ESP_ERR_INVALID_STATE;
     }
 
+    if (g_a2dp_on_deinit || g_a2dp_source_ongoing_deinit) {
+        return ESP_ERR_INVALID_STATE;
+    }
+
     bt_status_t stat;
     btc_av_args_t arg;
     btc_msg_t msg;
@@ -242,6 +286,10 @@ esp_err_t esp_a2d_source_register_data_callback(esp_a2d_source_data_cb_t callbac
         return ESP_ERR_INVALID_STATE;
     }
 
+    if (g_a2dp_source_ongoing_deinit) {
+        return ESP_ERR_INVALID_STATE;
+    }
+
     btc_msg_t msg;
     msg.sig = BTC_SIG_API_CALL;
     msg.pid = BTC_PID_A2DP;