esp-idf/components/esp32/include/esp_wifi_internal.h
XiaXiaotian 5059c7fac3 Decouple WiFi and BT with coexist to reduce bin size
1. Do not link WiFi code when only BT or BLE is used and WiFi is not
used.

2. Do not link coexist code when CONFIG_SW_COEXIST_ENABLE is disabled.
2019-04-17 16:59:24 +08:00

241 lines
7.3 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"
#include "esp_wifi.h"
#ifdef __cplusplus
extern "C" {
#endif
typedef struct {
QueueHandle_t handle; /**< FreeRTOS queue handler */
void *storage; /**< storage for FreeRTOS queue */
} wifi_static_queue_t;
/**
* @brief Initialize Wi-Fi Driver
* Alloc resource for WiFi driver, such as WiFi control structure, RX/TX buffer,
* WiFi NVS structure among others.
*
* For the most part, you need not call this function directly. It gets called
* from esp_wifi_init().
*
* This function may be called, if you only need to initialize the Wi-Fi driver
* without having to use the network stack on top.
*
* @param config provide WiFi init configuration
*
* @return
* - ESP_OK: succeed
* - ESP_ERR_NO_MEM: out of memory
* - others: refer to error code esp_err.h
*/
esp_err_t esp_wifi_init_internal(const wifi_init_config_t *config);
/**
* @brief get whether the wifi driver is allowed to transmit data or not
*
* @return
* - true : upper layer should stop to transmit data to wifi driver
* - 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
*/
void esp_wifi_internal_free_rx_buffer(void* buffer);
/**
* @brief transmit the buffer via wifi driver
*
* @param wifi_interface_t wifi_if : wifi interface id
* @param void *buffer : the buffer to be tansmit
* @param uint16_t len : the length of buffer
*
* @return
* - ERR_OK : Successfully transmit the buffer to wifi driver
* - ERR_MEM : Out of memory
* - ERR_IF : WiFi driver error
* - ERR_ARG : Invalid argument
*/
int esp_wifi_internal_tx(wifi_interface_t wifi_if, void *buffer, uint16_t len);
/**
* @brief The WiFi RX callback function
*
* Each time the WiFi need to forward the packets to high layer, the callback function will be called
*/
typedef esp_err_t (*wifi_rxcb_t)(void *buffer, uint16_t len, void *eb);
/**
* @brief Set the WiFi RX callback
*
* @attention 1. Currently we support only one RX callback for each interface
*
* @param wifi_interface_t ifx : interface
* @param wifi_rxcb_t fn : WiFi RX callback
*
* @return
* - ESP_OK : succeed
* - others : fail
*/
esp_err_t esp_wifi_internal_reg_rxcb(wifi_interface_t ifx, wifi_rxcb_t fn);
/**
* @brief Notify WIFI driver that the station got ip successfully
*
* @return
* - ESP_OK : succeed
* - others : fail
*/
esp_err_t esp_wifi_internal_set_sta_ip(void);
/**
* @brief enable or disable transmitting WiFi MAC frame with fixed rate
*
* @attention 1. If fixed rate is enabled, both management and data frame are transmitted with fixed rate
* @attention 2. Make sure that the receiver is able to receive the frame with the fixed rate if you want the frame to be received
*
* @param ifx : wifi interface
* @param en : false - disable, true - enable
* @param rate : PHY rate
*
* @return
* - ERR_OK : succeed
* - ESP_ERR_WIFI_NOT_INIT: WiFi is not initialized by esp_wifi_init
* - ESP_ERR_WIFI_NOT_STARTED: WiFi was not started by esp_wifi_start
* - ESP_ERR_WIFI_IF : invalid WiFi interface
* - ESP_ERR_INVALID_ARG : invalid rate
* - ESP_ERR_NOT_SUPPORTED : do not support to set fixed rate if TX AMPDU is enabled
*/
esp_err_t esp_wifi_internal_set_fix_rate(wifi_interface_t ifx, bool en, wifi_phy_rate_t rate);
/**
* @brief Check the MD5 values of the OS adapter header files in IDF and WiFi library
*
* @attention 1. It is used for internal CI version check
*
* @return
* - ESP_OK : succeed
* - ESP_WIFI_INVALID_ARG : MD5 check fail
*/
esp_err_t esp_wifi_internal_osi_funcs_md5_check(const char *md5);
/**
* @brief Check the MD5 values of the crypto types header files in IDF and WiFi library
*
* @attention 1. It is used for internal CI version check
*
* @return
* - ESP_OK : succeed
* - ESP_WIFI_INVALID_ARG : MD5 check fail
*/
esp_err_t esp_wifi_internal_crypto_funcs_md5_check(const char *md5);
/**
* @brief Check the git commit id of WiFi library
*
* @attention 1. It is used for internal CI WiFi library check
*
* @return
* - ESP_OK : succeed
* - ESP_FAIL : fail
*/
esp_err_t esp_wifi_internal_git_commit_id_check(void);
/**
* @brief Allocate a chunk of memory for WiFi driver
*
* @attention This API is not used for DMA memory allocation.
*
* @param size_t size : Size, in bytes, of the amount of memory to allocate
*
* @return A pointer to the memory allocated on success, NULL on failure
*/
void *wifi_malloc( size_t size );
/**
* @brief Reallocate a chunk of memory for WiFi driver
*
* @attention This API is not used for DMA memory allocation.
*
* @param void * ptr : Pointer to previously allocated memory, or NULL for a new allocation.
* @param size_t size : Size, in bytes, of the amount of memory to allocate
*
* @return A pointer to the memory allocated on success, NULL on failure
*/
void *wifi_realloc( void *ptr, size_t size );
/**
* @brief Callocate memory for WiFi driver
*
* @attention This API is not used for DMA memory allocation.
*
* @param size_t n : Number of continuing chunks of memory to allocate
* @param size_t size : Size, in bytes, of the amount of memory to allocate
*
* @return A pointer to the memory allocated on success, NULL on failure
*/
void *wifi_calloc( size_t n, size_t size );
/**
* @brief Update WiFi MAC time
*
* @param uint32_t time_delta : time duration since the WiFi/BT common clock is disabled
*
* @return Always returns ESP_OK
*/
typedef esp_err_t (* wifi_mac_time_update_cb_t)( uint32_t time_delta );
/**
* @brief Update WiFi MAC time
*
* @param uint32_t time_delta : time duration since the WiFi/BT common clock is disabled
*
* @return Always returns ESP_OK
*/
esp_err_t esp_wifi_internal_update_mac_time( uint32_t time_delta );
#ifdef __cplusplus
}
#endif
#endif /* __ESP_WIFI_H__ */