mirror of
https://github.com/espressif/esp-idf.git
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2e1f98f8f5
1. add support for ESP32 DTE 2. add support for SIM800/BG96 DCE 3. add PPPoS setup procedure 4. add support for SMS 5. add mqtt example after PPP connection established
138 lines
4.0 KiB
C
138 lines
4.0 KiB
C
// Copyright 2015-2018 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_modem_dce.h"
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#include "esp_modem_dte.h"
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#include "esp_event.h"
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#include "driver/uart.h"
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/**
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* @brief Declare Event Base for ESP Modem
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*
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*/
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ESP_EVENT_DECLARE_BASE(ESP_MODEM_EVENT);
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/**
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* @brief ESP Modem Event
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*
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*/
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typedef enum {
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MODEM_EVENT_PPP_START, /*!< ESP Modem Start PPP Session */
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MODEM_EVENT_PPP_CONNECT, /*!< ESP Modem Connect to PPP Server */
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MODEM_EVENT_PPP_DISCONNECT, /*!< ESP Modem Disconnect from PPP Server */
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MODEM_EVENT_PPP_STOP, /*!< ESP Modem Stop PPP Session*/
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MODEM_EVENT_UNKNOWN /*!< ESP Modem Unknown Response */
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} esp_modem_event_t;
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/**
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* @brief ESP Modem DTE Configuration
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*
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*/
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typedef struct {
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uart_port_t port_num; /*!< UART port number */
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uart_word_length_t data_bits; /*!< Data bits of UART */
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uart_stop_bits_t stop_bits; /*!< Stop bits of UART */
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uart_parity_t parity; /*!< Parity type */
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modem_flow_ctrl_t flow_control; /*!< Flow control type */
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uint32_t baud_rate; /*!< Communication baud rate */
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} esp_modem_dte_config_t;
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/**
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* @brief ESP Modem DTE Default Configuration
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*
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*/
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#define ESP_MODEM_DTE_DEFAULT_CONFIG() \
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{ \
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.port_num = UART_NUM_1, \
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.data_bits = UART_DATA_8_BITS, \
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.stop_bits = UART_STOP_BITS_1, \
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.parity = UART_PARITY_DISABLE, \
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.baud_rate = 115200, \
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.flow_control = MODEM_FLOW_CONTROL_NONE \
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}
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/**
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* @brief Create and initialize Modem DTE object
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*
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* @param config configuration of ESP Modem DTE object
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* @return modem_dte_t*
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* - Modem DTE object
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*/
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modem_dte_t *esp_modem_dte_init(const esp_modem_dte_config_t *config);
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/**
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* @brief Register event handler for ESP Modem event loop
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*
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* @param dte modem_dte_t type object
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* @param handler event handler to register
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* @param handler_args arguments for registered handler
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* @return esp_err_t
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* - ESP_OK on success
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* - ESP_ERR_NO_MEM on allocating memory for the handler failed
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* - ESP_ERR_INVALID_ARG on invalid combination of event base and event id
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*/
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esp_err_t esp_modem_add_event_handler(modem_dte_t *dte, esp_event_handler_t handler, void *handler_args);
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/**
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* @brief Unregister event handler for ESP Modem event loop
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*
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* @param dte modem_dte_t type object
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* @param handler event handler to unregister
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* @return esp_err_t
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* - ESP_OK on success
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* - ESP_ERR_INVALID_ARG on invalid combination of event base and event id
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*/
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esp_err_t esp_modem_remove_event_handler(modem_dte_t *dte, esp_event_handler_t handler);
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/**
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* @brief PPPoS Client IP Information
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*
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*/
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typedef struct {
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ip4_addr_t ip; /*!< IP Address */
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ip4_addr_t netmask; /*!< Net Mask */
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ip4_addr_t gw; /*!< Gateway */
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ip4_addr_t ns1; /*!< Name Server1 */
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ip4_addr_t ns2; /*!< Name Server2 */
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} ppp_client_ip_info_t;
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/**
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* @brief Setup PPP Session
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*
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* @param dte Modem DTE object
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* @return esp_err_t
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* - ESP_OK on success
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* - ESP_FAIL on error
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*/
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esp_err_t esp_modem_setup_ppp(modem_dte_t *dte);
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/**
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* @brief Exit PPP Session
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*
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* @param dte Modem DTE Object
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* @return esp_err_t
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* - ESP_OK on success
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* - ESP_FAIL on error
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*/
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esp_err_t esp_modem_exit_ppp(modem_dte_t *dte);
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#ifdef __cplusplus
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}
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#endif
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