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esp32: refactor to sniffer

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1. TW8657, WIFI send the whole packet to smartconfig;
2. modify API annotation of smartconfig and sniffer;
3. export smartconfig APIs to programming guide;
This commit is contained in:
Liu Zhi Fu 2016-12-12 10:00:24 +08:00 committed by Wu Jian Gang
parent eec743d04c
commit 3984d96acb
6 changed files with 125 additions and 64 deletions
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99
components/esp32/include/esp_smartconfig.h
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@ -3,7 +3,7 @@
// 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
@ -11,10 +11,12 @@
// 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.
#ifndef __ESP_SMARTCONFIG_H__
#define __ESP_SMARTCONFIG_H__
#include <stdint.h>
#include <esp_types.h>
#include <stdbool.h>
#include "esp_err.h"
#ifdef __cplusplus
@ -22,11 +24,11 @@ extern "C" {
#endif
typedef enum {
SC_STATUS_WAIT = 0, /**< waiting, do not start connection in this phase */
SC_STATUS_FIND_CHANNEL, /**< find target channel, start connection by APP in this phase */
SC_STATUS_GETTING_SSID_PSWD, /**< getting SSID and password of target AP */
SC_STATUS_LINK, /**< connecting to target AP */
SC_STATUS_LINK_OVER, /**< got IP, connect to AP successfully */
SC_STATUS_WAIT = 0, /**< Waiting to start connect */
SC_STATUS_FIND_CHANNEL, /**< Finding target channel */
SC_STATUS_GETTING_SSID_PSWD, /**< Getting SSID and password of target AP */
SC_STATUS_LINK, /**< Connecting to target AP */
SC_STATUS_LINK_OVER, /**< Connected to AP successfully */
} smartconfig_status_t;
typedef enum {
@ -38,48 +40,38 @@ typedef enum {
/**
* @brief The callback of SmartConfig, executed when smart-config status changed.
*
* @param smartconfig_status_t status : status of SmartConfig:
* - if status == SC_STATUS_GETTING_SSID_PSWD, parameter void *pdata is a pointer
of smartconfig_type_t, means SmartConfig type: AirKiss or ESP-TOUCH.
* - if status == SC_STATUS_LINK, parameter void *pdata is a pointer of struct station_config;
* - if status == SC_STATUS_LINK_OVER, parameter void *pdata is a pointer of mobile
* phone's IP address, 4 bytes. This is only available in ESPTOUCH, otherwise,
* it is NULL.
* - otherwise, parameter void *pdata is NULL.
* @param void *pdata : data of SmartConfig
* @param status Status of SmartConfig:
* - SC_STATUS_GETTING_SSID_PSWD : pdata is a pointer of smartconfig_type_t, means config type.
* - SC_STATUS_LINK : pdata is a pointer of struct station_config.
* - SC_STATUS_LINK_OVER : pdata is a pointer of phone's IP address(4 bytes) if pdata unequal NULL.
* - otherwise : parameter void *pdata is NULL.
* @param pdata According to the different status have different values.
*
* @return null
*/
typedef void (*sc_callback_t)(smartconfig_status_t status, void *pdata);
/**
* @brief Get the version of SmartConfig.
*
* @param null
*
* @return SmartConfig version
* @return
* - SmartConfig version const char.
*/
const char *esp_smartconfig_get_version(void);
/**
* @brief Start SmartConfig mode.
* @brief Start SmartConfig, config ESP device to connect AP. You need to broadcast information by phone APP.
* Device sniffer special packets from the air that containing SSID and password of target AP.
*
* Start SmartConfig mode, to connect ESP32 station to AP, by sniffing
* for special packets from the air, containing SSID and password of desired AP.
* You need to broadcast the SSID and password (e.g. from mobile device or computer)
* with the SSID and password encoded.
*
* @attention 1. This API can only be called in station mode.
* @attention 2. During SmartConfig, ESP32 station and soft-AP are disabled.
* @attention 3. Can not call esp_smartconfig_start twice before it finish, please call
* @attention 1. This API can be called in station or softAP-station mode.
* @attention 2. Can not call esp_smartconfig_start twice before it finish, please call
* esp_smartconfig_stop first.
* @attention 4. Don't call any other APIs during SmartConfig, please call esp_smartconfig_stop first.
*
* @param sc_callback_t cb : SmartConfig callback; executed when SmartConfig status changed;
* @param uint8 log : 1, UART output logs; otherwise, UART only outputs the result.
* @param cb SmartConfig callback function.
* @param ... log 1: UART output logs; 0: UART only outputs the result.
*
* @return ESP_OK : succeed
* @return others : fail
* @return
* - ESP_OK: succeed
* - others: fail
*/
esp_err_t esp_smartconfig_start(sc_callback_t cb, ...);
@ -89,23 +81,22 @@ esp_err_t esp_smartconfig_start(sc_callback_t cb, ...);
* @attention Whether connect to AP succeed or not, this API should be called to free
* memory taken by smartconfig_start.
*
* @param null
*
* @return ESP_OK : succeed
* @return others : fail
* @return
* - ESP_OK: succeed
* - others: fail
*/
esp_err_t esp_smartconfig_stop(void);
/**
* @brief Set timeout of SmartConfig.
* @brief Set timeout of SmartConfig process.
*
* @attention SmartConfig timeout start at SC_STATUS_FIND_CHANNEL, SmartConfig will
* restart if timeout.
* @attention Timing starts from SC_STATUS_FIND_CHANNEL status. SmartConfig will restart if timeout.
*
* @param uint8 time_s : range 15s~255s, offset:45s.
* @param time_s range 15s~255s, offset:45s.
*
* @return ESP_OK : succeed
* @return others : fail
* @return
* - ESP_OK: succeed
* - others: fail
*/
esp_err_t esp_esptouch_set_timeout(uint8_t time_s);
@ -115,27 +106,29 @@ esp_err_t esp_esptouch_set_timeout(uint8_t time_s);
* @attention If users need to set the SmartConfig type, please set it before calling
* esp_smartconfig_start.
*
* @param smartconfig_type_t type : AirKiss, ESP-TOUCH or both.
* @param type Choose from the smartconfig_type_t.
*
* @return ESP_OK : succeed
* @return others : fail
* @return
* - ESP_OK: succeed
* - others: fail
*/
esp_err_t esp_smartconfig_set_type(smartconfig_type_t type);
/**
* @brief Set mode of SmartConfig. default normal mode.
*
* @attention If users need to set the SmartConfig mode, please set it before calling
* esp_smartconfig_start. Different mode should match different APP(phone).
* @attention 1. Please call it before API esp_smartconfig_start.
* @attention 2. Fast mode have corresponding APP(phone).
* @attention 3. Two mode is compatible.
*
* @param bool enable : false-disable(default); true-enable;
* @param enable false-disable(default); true-enable;
*
* @return ESP_OK : succeed
* @return others : fail
* @return
* - ESP_OK: succeed
* - others: fail
*/
esp_err_t esp_smartconfig_fast_mode(bool enable);
#ifdef __cplusplus
}
#endif

12
components/esp32/include/esp_wifi.h Normal file → Executable file
View file

@ -507,16 +507,14 @@ esp_err_t esp_wifi_set_mac(wifi_interface_t ifx, uint8_t mac[6]);
esp_err_t esp_wifi_get_mac(wifi_interface_t ifx, uint8_t mac[6]);
/**
* @brief The RX callback function in the promiscuous mode.
* @brief The RX callback function in the promiscuous mode.
* Each time a packet is received, the callback function will be called.
*
* Each time a packet is received, the callback function will be called.
* @param buf Data received. Type of data in buffer (wifi_promiscuous_pkt_t or wifi_pkt_rx_ctrl_t) indicated by 'type' parameter.
* @param type promiscuous packet type.
*
* @param buf the data received
* @param len data length
*
* @return none
*/
typedef void (* wifi_promiscuous_cb_t)(void *buf, uint16_t len);
typedef void (* wifi_promiscuous_cb_t)(void *buf, wifi_promiscuous_pkt_type_t type);
/**
* @brief Register the RX callback function in the promiscuous mode.

49
components/esp32/include/esp_wifi_types.h Normal file → Executable file
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@ -150,13 +150,14 @@ typedef union {
typedef struct {
uint8_t mac[6]; /**< mac address of sta that associated with ESP32 soft-AP */
}wifi_sta_info_t;
} wifi_sta_info_t;
#define ESP_WIFI_MAX_CONN_NUM (10) /**< max number of stations which can connect to ESP32 soft-AP */
typedef struct {
wifi_sta_info_t sta[ESP_WIFI_MAX_CONN_NUM]; /**< station list */
int num; /**< number of station that associated with ESP32 soft-AP */
}wifi_sta_list_t;
} wifi_sta_list_t;
typedef enum {
WIFI_STORAGE_FLASH, /**< all configuration will strore in both memory and flash */
@ -184,10 +185,52 @@ typedef enum {
WIFI_VND_IE_ID_1,
} wifi_vendor_ie_id_t;
typedef struct {
signed rssi:8; /**< signal intensity of packet */
unsigned rate:5; /**< data rate */
unsigned :1; /**< reserve */
unsigned sig_mode:2; /**< 0:is not 11n packet; 1:is 11n packet */
unsigned :16; /**< reserve */
unsigned mcs:7; /**< if is 11n packet, shows the modulation(range from 0 to 76) */
unsigned cwb:1; /**< if is 11n packet, shows if is HT40 packet or not */
unsigned :16; /**< reserve */
unsigned smoothing:1; /**< reserve */
unsigned not_sounding:1; /**< reserve */
unsigned :1; /**< reserve */
unsigned aggregation:1; /**< Aggregation */
unsigned stbc:2; /**< STBC */
unsigned fec_coding:1; /**< if is 11n packet, shows if is LDPC packet or not */
unsigned sgi:1; /**< SGI */
unsigned noise_floor:8; /**< noise floor */
unsigned ampdu_cnt:8; /**< ampdu cnt */
unsigned channel:4; /**< which channel this packet in */
unsigned :12; /**< reserve */
unsigned timestamp:32; /**< timestamp */
unsigned :32; /**< reserve */
unsigned :32; /**< reserve */
unsigned sig_len:12; /**< It is really lenth of packet */
unsigned :12; /**< reserve */
unsigned rx_state:8; /**< rx state */
} wifi_pkt_rx_ctrl_t;
typedef struct {
wifi_pkt_rx_ctrl_t rx_ctrl;
char payload[0]; /**< ieee80211 packet buff, The length of payload is described by sig_len */
} wifi_promiscuous_pkt_t;
/**
* @brief Promiscuous frame type
*
*/
typedef enum {
WIFI_PKT_CTRL, /**< control type, receive packet buf is wifi_pkt_rx_ctrl_t */
WIFI_PKT_MGMT, /**< management type, receive packet buf is wifi_promiscuous_pkt_t */
WIFI_PKT_DATA, /**< data type, receive packet buf is wifi_promiscuous_pkt_t */
WIFI_PKT_MISC, /**< other type, receive packet buf is wifi_promiscuous_pkt_t */
} wifi_promiscuous_pkt_type_t;
#ifdef __cplusplus
}
#endif
#endif /* __ESP_WIFI_TYPES_H__ */

3
docs/Doxyfile
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@ -30,7 +30,8 @@ INPUT = ../components/esp32/include/esp_wifi.h \
../components/ulp/include/esp32/ulp.h \
../components/esp32/include/esp_intr_alloc.h \
../components/esp32/include/esp_heap_alloc_caps.h \
../components/freertos/include/freertos/heap_regions.h
../components/freertos/include/freertos/heap_regions.h \
../components/esp32/include/esp_smartconfig.h
## Get warnings for functions that have no documentation for their parameters or return value
##

25
docs/api/esp_smartconfig.rst Normal file
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@ -0,0 +1,25 @@
Smart Config
===
API Reference
-------------
Header Files
^^^^^^^^^^^^
* `esp32/include/esp_smartconfig.h <https://github.com/espressif/esp-idf/blob/master/components/esp32/include/esp_smartconfig.h>`_
Type Definitions
^^^^^^^^^^^^^^^^
.. doxygentypedef:: sc_callback_t
Functions
^^^^^^^^^
.. doxygenfunction:: esp_smartconfig_get_version
.. doxygenfunction:: esp_smartconfig_start
.. doxygenfunction:: esp_smartconfig_stop
.. doxygenfunction:: esp_esptouch_set_timeout
.. doxygenfunction:: esp_smartconfig_set_type
.. doxygenfunction:: esp_smartconfig_fast_mode

1
docs/index.rst
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@ -97,6 +97,7 @@ Contents:
:maxdepth: 1
Wi-Fi <api/esp_wifi>
Smart Config <api/esp_smartconfig>
Bluetooth <api/bt>
Watchdogs <api/wdts>
OTA <api/ota>