OVMS3-idf/components/esp32/include/esp_wifi_internal.h
liuzhifu a90217e201 components esp32/lwip: modify code according to review comments
1. Modify comments for esp_wifi_internal_tx
2. Fix delay time error in esp32_tx_flow_ctrl which is found in code review,
   modify _wait_delay init value from 0 to 1
2016-10-26 14:09:54 +08:00

80 lines
2.3 KiB
C

// Copyright 2015-2016 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.
/*
* All the APIs declared here are internal only APIs, it can only be used by
* espressif internal modules, such as SSC, LWIP, TCPIP adapter etc, espressif
* customers are not recommended to use them.
*
* If someone really want to use specified APIs declared in here, please contact
* espressif AE/developer to make sure you know the limitations or risk of
* the API, otherwise you may get unexpected behavior!!!
*
*/
#ifndef __ESP_WIFI_INTERNAL_H__
#define __ESP_WIFI_INTERNAL_H__
#include <stdint.h>
#include <stdbool.h>
#include "freertos/FreeRTOS.h"
#include "freertos/queue.h"
#include "rom/queue.h"
#include "esp_err.h"
#include "esp_wifi_types.h"
#include "esp_event.h"
#ifdef __cplusplus
extern "C" {
#endif
/**
* @brief get whether the wifi driver is allowed to transmit data or not
*
* @param none
*
* @return true : upper layer should stop to transmit data to wifi driver
* @return false : upper layer can transmit data to wifi driver
*/
bool esp_wifi_internal_tx_is_stop(void);
/**
* @brief free the rx buffer which allocated by wifi driver
*
* @param void* buffer: rx buffer pointer
*
* @return nonoe
*/
void esp_wifi_internal_free_rx_buffer(void* buffer);
/**
* @brief transmit the buffer via wifi driver
*
* @attention1 TODO should modify the return type from bool to int
*
* @param wifi_interface_t wifi_if : wifi interface id
* @param void *buffer : the buffer to be tansmit
* @param u16_t len : the length of buffer
*
* @return True : success transmit the buffer to wifi driver
* False : failed to transmit the buffer to wifi driver
*/
bool esp_wifi_internal_tx(wifi_interface_t wifi_if, void *buffer, u16_t len);
#ifdef __cplusplus
}
#endif
#endif /* __ESP_WIFI_H__ */