mirror of
https://github.com/espressif/esp-protocols.git
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58 lines
2.1 KiB
C
58 lines
2.1 KiB
C
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// Copyright 2020 Espressif Systems (Shanghai) PTE LTD
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#pragma once
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "esp_log.h"
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#include "esp_modem.h"
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#include "esp_modem_dte.h"
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#include "freertos/FreeRTOS.h"
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#include "freertos/event_groups.h"
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/**
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* @brief Main lifecycle states of the esp-modem
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*
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* The bits below are used to indicate events in process_group
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* field of the esp_modem_dte_internal_t
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*/
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#define ESP_MODEM_START_BIT BIT0
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#define ESP_MODEM_COMMAND_BIT BIT1
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#define ESP_MODEM_STOP_PPP_BIT BIT2
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#define ESP_MODEM_STOP_BIT BIT3
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/**
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* @brief ESP32 Modem DTE
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*
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*/
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typedef struct {
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uart_port_t uart_port; /*!< UART port */
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uint8_t *buffer; /*!< Internal buffer to store response lines/data from DCE */
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QueueHandle_t event_queue; /*!< UART event queue handle */
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esp_event_loop_handle_t event_loop_hdl; /*!< Event loop handle */
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TaskHandle_t uart_event_task_hdl; /*!< UART event task handle */
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EventGroupHandle_t process_group; /*!< Event group used for indicating DTE state changes */
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esp_modem_dte_t parent; /*!< DTE interface that should extend */
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esp_modem_on_receive receive_cb; /*!< ptr to data reception */
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void *receive_cb_ctx; /*!< ptr to rx fn context data */
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int line_buffer_size; /*!< line buffer size in command mode */
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int pattern_queue_size; /*!< UART pattern queue size */
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} esp_modem_dte_internal_t;
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#ifdef __cplusplus
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}
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#endif
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