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	 ea0603897d
			
		
	
	ea0603897d
	
	
	
		
			
			1. Fix FIX-ROOT does not reconnect to router when disconnect reason is too many 2. Add API esp_mesh_print_scan_result 3. Modify not to reset mesh_xonseq of self and children when flush_upstream_packets 4. Fix not switch to a parent candidate which has the same layer and assoc as current parent 5. Fix not arm parent monitor when a parent candidate is cleared without sending an event to mesh layer 6. Fix the new voted root does not reconnect to router if rssi is weak
		
			
				
	
	
		
			301 lines
		
	
	
		
			8.6 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			301 lines
		
	
	
		
			8.6 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| // Copyright 2017-2018 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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| 
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| #ifndef __ESP_MESH_INTERNAL_H__
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| #define __ESP_MESH_INTERNAL_H__
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| 
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| #include "esp_err.h"
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| #include "esp_mesh.h"
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| #include "esp_wifi.h"
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| #include "esp_wifi_types.h"
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| #include "esp_private/wifi.h"
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| #include "esp_wifi_crypto_types.h"
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| 
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| #ifdef __cplusplus
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| extern "C" {
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| #endif
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| 
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| /*******************************************************
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|  *                Constants
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|  *******************************************************/
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| 
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| /*******************************************************
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|  *                Structures
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|  *******************************************************/
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| typedef struct {
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|     int scan;          /**< minimum scan times before being a root, default:10 */
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|     int vote;          /**< max vote times in self-healing, default:1000 */
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|     int fail;          /**< parent selection fail times, if the scan times reach this value,
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|                             device will disconnect with associated children and join self-healing. default:60 */
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|     int monitor_ie;    /**< acceptable times of parent networking IE change before update its own networking IE. default:3 */
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| } mesh_attempts_t;
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| 
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| typedef struct {
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|     int duration_ms;   /* parent weak RSSI monitor duration, if the RSSI continues to be weak during this duration_ms,
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|                           device will search for a new parent. */
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|     int cnx_rssi;      /* RSSI threshold for keeping a good connection with parent.
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|                           If set a value greater than -120 dBm, a timer will be armed to monitor parent RSSI at a period time of duration_ms. */
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|     int select_rssi;   /* RSSI threshold for parent selection. It should be a value greater than switch_rssi. */
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|     int switch_rssi;   /* Disassociate with current parent and switch to a new parent when the RSSI is greater than this set threshold. */
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|     int backoff_rssi;  /* RSSI threshold for connecting to the root */
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| } mesh_switch_parent_t;
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| 
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| typedef struct {
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|     int high;
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|     int medium;
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|     int low;
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| } mesh_rssi_threshold_t;
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| 
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| /**
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|  * @brief Mesh networking IE
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|  */
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| typedef struct {
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|     /**< mesh networking IE head */
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|     uint8_t eid;             /**< element ID */
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|     uint8_t len;             /**< element length */
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|     uint8_t oui[3];          /**< organization identifier */
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|     /**< mesh networking IE content */
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|     uint8_t type;            /** ESP defined IE type */
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|     uint8_t encrypted : 1;   /**< whether mesh networking IE is encrypted */
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|     uint8_t version : 7;     /**< mesh networking IE version */
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|     /**< content */
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|     uint8_t mesh_type;       /**< mesh device type */
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|     uint8_t mesh_id[6];      /**< mesh ID */
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|     uint8_t layer_cap;       /**< max layer */
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|     uint8_t layer;           /**< current layer */
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|     uint8_t assoc_cap;       /**< max connections of mesh AP */
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|     uint8_t assoc;           /**< current connections */
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|     uint8_t leaf_cap;        /**< leaf capacity */
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|     uint8_t leaf_assoc;      /**< the number of current connected leaf */
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|     uint16_t root_cap;       /**< root capacity */
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|     uint16_t self_cap;       /**< self capacity */
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|     uint16_t layer2_cap;     /**< layer2 capacity */
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|     uint16_t scan_ap_num;    /**< the number of scanning APs */
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|     int8_t rssi;             /**< RSSI of the parent */
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|     int8_t router_rssi;      /**< RSSI of the router */
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|     uint8_t flag;            /**< flag of networking */
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|     uint8_t rc_addr[6];      /**< root address */
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|     int8_t rc_rssi;          /**< root RSSI */
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|     uint8_t vote_addr[6];    /**< voter address */
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|     int8_t vote_rssi;        /**< vote RSSI of the router */
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|     uint8_t vote_ttl;        /**< vote ttl */
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|     uint16_t votes;          /**< votes */
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|     uint16_t my_votes;       /**< my votes */
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|     uint8_t reason;          /**< reason */
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|     uint8_t child[6];        /**< child address */
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|     uint8_t toDS;            /**< toDS state */
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| } __attribute__((packed)) mesh_assoc_t;
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| 
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| /**
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|  * @brief Mesh PS duties
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|  */
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| typedef struct {
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|     uint8_t device;
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|     uint8_t parent;
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|     struct {
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|         bool used;
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|         uint8_t duty;
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|         uint8_t mac[6];
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|     } child[ESP_WIFI_MAX_CONN_NUM];
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| } esp_mesh_ps_duties_t;
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| 
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| /*******************************************************
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|  *                Function Definitions
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|  *******************************************************/
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| /**
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|  * @brief      Set mesh softAP beacon interval
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|  *
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|  * @param[in]  interval  beacon interval (msecs) (100 msecs ~ 60000 msecs)
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|  *
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|  * @return
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|  *    - ESP_OK
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|  *    - ESP_FAIL
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|  *    - ESP_ERR_WIFI_ARG
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|  */
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| esp_err_t esp_mesh_set_beacon_interval(int interval_ms);
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| 
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| /**
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|  * @brief      Get mesh softAP beacon interval
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|  *
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|  * @param[out] interval  beacon interval (msecs)
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|  *
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|  * @return
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|  *    - ESP_OK
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|  */
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| esp_err_t esp_mesh_get_beacon_interval(int *interval_ms);
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| 
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| /**
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|  * @brief     Set attempts for mesh self-organized networking
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|  *
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|  * @param[in] attempts
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|  *
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|  * @return
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|  *    - ESP_OK
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|  *    - ESP_FAIL
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|  */
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| esp_err_t esp_mesh_set_attempts(mesh_attempts_t *attempts);
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| 
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| /**
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|  * @brief      Get attempts for mesh self-organized networking
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|  *
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|  * @param[out] attempts
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|  *
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|  * @return
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|  *    - ESP_OK
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|  *    - ESP_ERR_MESH_ARGUMENT
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|  */
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| esp_err_t esp_mesh_get_attempts(mesh_attempts_t *attempts);
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| 
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| /**
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|  * @brief      Set parameters for parent switch
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|  *
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|  * @param[in]  paras  parameters for parent switch
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|  *
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|  * @return
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|  *    - ESP_OK
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|  *    - ESP_ERR_MESH_ARGUMENT
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|  */
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| esp_err_t esp_mesh_set_switch_parent_paras(mesh_switch_parent_t *paras);
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| 
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| /**
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|  * @brief      Get parameters for parent switch
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|  *
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|  * @param[out] paras  parameters for parent switch
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|  *
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|  * @return
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|  *    - ESP_OK
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|  *    - ESP_ERR_MESH_ARGUMENT
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|  */
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| esp_err_t esp_mesh_get_switch_parent_paras(mesh_switch_parent_t *paras);
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| 
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| /**
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|  * @brief      Set RSSI threshold
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|  *             - The default high RSSI threshold value is -78 dBm.
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|  *             - The default medium RSSI threshold value is -82 dBm.
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|  *             - The default low RSSI threshold value is -85 dBm.
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|  *
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|  * @param[in]  threshold  RSSI threshold
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|  *
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|  * @return
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|  *    - ESP_OK
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|  *    - ESP_ERR_MESH_ARGUMENT
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|  */
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| esp_err_t esp_mesh_set_rssi_threshold(const mesh_rssi_threshold_t *threshold);
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| 
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| /**
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|  * @brief      Get RSSI threshold
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|  *
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|  * @param[out] threshold  RSSI threshold
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|  *
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|  * @return
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|  *    - ESP_OK
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|  *    - ESP_ERR_MESH_ARGUMENT
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|  */
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| esp_err_t esp_mesh_get_rssi_threshold(mesh_rssi_threshold_t *threshold);
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| 
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| /**
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|  * @brief      Enable the minimum rate to 6 Mbps
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|  *
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|  * @attention  This API shall be called before Wi-Fi is started.
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|  *
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|  * @param[in]  is_6m  enable or not
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|  *
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|  * @return
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|  *    - ESP_OK
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|  */
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| esp_err_t esp_mesh_set_6m_rate(bool is_6m);
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| 
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| /**
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|  * @brief      Print the number of txQ waiting
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|  *
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|  * @return
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|  *    - ESP_OK
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|  *    - ESP_FAIL
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|  */
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| esp_err_t esp_mesh_print_txQ_waiting(void);
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| 
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| /**
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|  * @brief      Print the number of rxQ waiting
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|  *
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|  * @return
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|  *    - ESP_OK
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|  *    - ESP_FAIL
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|  */
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| esp_err_t esp_mesh_print_rxQ_waiting(void);
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| 
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| /**
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|  * @brief      Set passive scan time
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|  *
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|  * @param[in]  interval_ms  passive scan time (msecs)
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|  *
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|  * @return
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|  *    - ESP_OK
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|  *    - ESP_FAIL
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|  *    - ESP_ERR_ARGUMENT
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|  */
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| esp_err_t esp_mesh_set_passive_scan_time(int time_ms);
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| 
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| /**
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|  * @brief      Get passive scan time
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|  *
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|  * @return     interval_ms  passive scan time (msecs)
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|  */
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| int esp_mesh_get_passive_scan_time(void);
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| 
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| /**
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|  * @brief      Set announce interval
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|  *             - The default short interval is 500 milliseconds.
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|  *             - The default long interval is 3000 milliseconds.
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|  *
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|  * @param[in]  short_ms  shall be greater than the default value
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|  * @param[in]  long_ms  shall be greater than the default value
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|  *
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|  * @return
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|  *    - ESP_OK
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|  */
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| esp_err_t esp_mesh_set_announce_interval(int short_ms, int long_ms);
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| 
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| /**
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|  * @brief      Get announce interval
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|  *
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|  * @param[out] short_ms  short interval
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|  * @param[out] long_ms  long interval
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|  *
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|  * @return
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|  *    - ESP_OK
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|  */
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| esp_err_t esp_mesh_get_announce_interval(int *short_ms, int *long_ms);
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| 
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| /**
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|   * @brief      Get the running duties of device, parent and children
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|  *
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|  * @return
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|  *    - ESP_OK
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|  */
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| esp_err_t esp_mesh_ps_get_duties(esp_mesh_ps_duties_t* ps_duties);
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| 
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| /**
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|  * @brief      Enable mesh print scan result
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|  *
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|  * @param[in]  enable  enable or not
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|  *
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|  * @return
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|  *    - ESP_OK
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|  */
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| esp_err_t esp_mesh_print_scan_result(bool enable);
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| #ifdef __cplusplus
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| }
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| #endif
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| #endif /* __ESP_MESH_INTERNAL_H__ */
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