esp_modem: Initial version based on IDF 4.3

esp_modem/include/esp_modem_netif.h

@@ -0,0 +1,53 @@
+// Copyright 2015-2018 Espressif Systems (Shanghai) PTE LTD
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+#pragma once
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * @brief Creates handle to esp_modem used as an esp-netif driver
+ *
+ * @param dte ESP Modem DTE object
+ *
+ * @return opaque pointer to esp-modem IO driver used to attach to esp-netif
+ */
+void *esp_modem_netif_setup(modem_dte_t *dte);
+
+/**
+ * @brief Destroys the esp-netif driver handle
+ *
+ * @param h pointer to the esp-netif adapter for esp-modem
+ */
+void esp_modem_netif_teardown(void *h);
+
+/**
+ * @brief Clears default handlers for esp-modem lifecycle
+ *
+ * @param h pointer to the esp-netif adapter for esp-modem
+ */
+esp_err_t esp_modem_netif_clear_default_handlers(void *h);
+
+/**
+ * @brief Setups default handlers for esp-modem lifecycle
+ *
+ * @param h pointer to the esp-netif adapter for esp-modem
+ * @param esp_netif pointer corresponding esp-netif instance
+ */
+esp_err_t esp_modem_netif_set_default_handlers(void *h, esp_netif_t * esp_netif);
+
+#ifdef __cplusplus
+}
+#endif