#include <logging/log.h>
#include <kernel.h>
#include <ctype.h>
#include <errno.h>
#include <zephyr.h>
#include <device.h>
#include <init.h>
#include <stdlib.h>
#include <drivers/gpio.h>
#include <drivers/uart.h>
#include <net/dns_resolve.h>
#include <net/net_if.h>
#include <net/net_ip.h>
#include <net/net_offload.h>
#include <net/wifi_mgmt.h>
#include "esp.h"

Macros
#define	DT_DRV_COMPAT espressif_esp_at

#define	MIN_IPD_LEN (sizeof("+IPD,I,0E") - 1)

#define	MAX_IPD_LEN (sizeof("+IPD,I,4294967295E") - 1)

Enumerations
enum	modem_control_pins { NUM_PINS }

Functions
	LOG_MODULE_REGISTER (wifi_esp_at, CONFIG_WIFI_LOG_LEVEL)

	NET_BUF_POOL_DEFINE (mdm_recv_pool, CONFIG_WIFI_ESP_AT_MDM_RX_BUF_COUNT, CONFIG_WIFI_ESP_AT_MDM_RX_BUF_SIZE, 0, NULL)

	K_KERNEL_STACK_DEFINE (esp_rx_stack, CONFIG_WIFI_ESP_AT_RX_STACK_SIZE)

	K_KERNEL_STACK_DEFINE (esp_workq_stack, CONFIG_WIFI_ESP_AT_WORKQ_STACK_SIZE)

static void	esp_configure_hostname (struct esp_data *data)

static uint8_t	esp_mode_from_flags (struct esp_data *data)

static int	esp_mode_switch (struct esp_data *data, uint8_t mode)

static int	esp_mode_switch_if_needed (struct esp_data *data)

static void	esp_mode_switch_submit_if_needed (struct esp_data *data)

static void	esp_mode_switch_work (struct k_work *work)

static int	esp_mode_flags_set (struct esp_data *data, uint8_t flags)

static int	esp_mode_flags_clear (struct esp_data *data, uint8_t flags)

	MODEM_CMD_DEFINE (on_cmd_ok)

	MODEM_CMD_DEFINE (on_cmd_error)

static void	esp_rx (struct esp_data *data)

static char *	str_unquote (char *str)

	MODEM_CMD_DEFINE (on_cmd_cipstamac)

	MODEM_CMD_DEFINE (on_cmd_cwlap)

static void	esp_dns_work (struct k_work *work)

	MODEM_CMD_DEFINE (on_cmd_cipdns)

	MODEM_CMD_DEFINE (on_cmd_wifi_connected)

	MODEM_CMD_DEFINE (on_cmd_wifi_disconnected)

	MODEM_CMD_DEFINE (on_cmd_cipsta)

static void	esp_ip_addr_work (struct k_work *work)

	MODEM_CMD_DEFINE (on_cmd_got_ip)

	MODEM_CMD_DEFINE (on_cmd_connect)

	MODEM_CMD_DEFINE (on_cmd_closed)

static int	cmd_ipd_parse_hdr (struct net_buf buf, uint16_t len, uint8_t link_id, int data_offset, int data_len, char *end)

static int	cmd_ipd_check_hdr_end (struct esp_socket *sock, char actual)

	MODEM_CMD_DIRECT_DEFINE (on_cmd_ipd)

	MODEM_CMD_DEFINE (on_cmd_busy_sending)

	MODEM_CMD_DEFINE (on_cmd_busy_processing)

	MODEM_CMD_DEFINE (on_cmd_ready)

static void	esp_mgmt_scan_work (struct k_work *work)

static int	esp_mgmt_scan (const struct device *dev, scan_result_cb_t cb)

	MODEM_CMD_DEFINE (on_cmd_fail)

static void	esp_mgmt_connect_work (struct k_work *work)

static int	esp_mgmt_connect (const struct device dev, struct wifi_connect_req_params params)

static int	esp_mgmt_disconnect (const struct device *dev)

static int	esp_mgmt_ap_enable (const struct device dev, struct wifi_connect_req_params params)

static int	esp_mgmt_ap_disable (const struct device *dev)

static void	esp_init_work (struct k_work *work)

static void	esp_reset (struct esp_data *dev)

static void	esp_iface_init (struct net_if *iface)

static int	esp_init (const struct device *dev)

	NET_DEVICE_DT_INST_OFFLOAD_DEFINE (0, esp_init, NULL, &esp_driver_data, NULL, CONFIG_WIFI_INIT_PRIORITY, &esp_api, 2048)

Variables
static struct modem_pin	modem_pins []

struct k_thread	esp_rx_thread

struct esp_data	esp_driver_data

static const struct modem_cmd	response_cmds []

static const struct modem_cmd	unsol_cmds []

static const struct net_wifi_mgmt_offload	esp_api

Macro Definition Documentation

◆ DT_DRV_COMPAT

#define DT_DRV_COMPAT espressif_esp_at

◆ MAX_IPD_LEN

#define MAX_IPD_LEN (sizeof("+IPD,I,4294967295E") - 1)

◆ MIN_IPD_LEN

#define MIN_IPD_LEN (sizeof("+IPD,I,0E") - 1)

Enumeration Type Documentation

◆ modem_control_pins

enum modem_control_pins

Enumerator
NUM_PINS

Function Documentation

◆ cmd_ipd_check_hdr_end()

static int cmd_ipd_check_hdr_end	(	struct esp_socket *	sock,
		char	actual
	)

static

◆ cmd_ipd_parse_hdr()

static int cmd_ipd_parse_hdr	(	struct net_buf *	buf,
		uint16_t	len,
		uint8_t *	link_id,
		int *	data_offset,
		int *	data_len,
		char *	end
	)

static

◆ esp_configure_hostname()

static void esp_configure_hostname ( struct esp_data * data )

static

◆ esp_dns_work()

static void esp_dns_work ( struct k_work * work )

static

◆ esp_iface_init()

static void esp_iface_init ( struct net_if * iface )

static

◆ esp_init()

static int esp_init ( const struct device * dev )

static

◆ esp_init_work()

static void esp_init_work ( struct k_work * work )

static

◆ esp_ip_addr_work()

static void esp_ip_addr_work ( struct k_work * work )

static

◆ esp_mgmt_ap_disable()

static int esp_mgmt_ap_disable ( const struct device * dev )

static

◆ esp_mgmt_ap_enable()

static int esp_mgmt_ap_enable	(	const struct device *	dev,
		struct wifi_connect_req_params *	params
	)

static

◆ esp_mgmt_connect()

static int esp_mgmt_connect	(	const struct device *	dev,
		struct wifi_connect_req_params *	params
	)

static

◆ esp_mgmt_connect_work()

static void esp_mgmt_connect_work ( struct k_work * work )

static

◆ esp_mgmt_disconnect()

static int esp_mgmt_disconnect ( const struct device * dev )

static

◆ esp_mgmt_scan()

static int esp_mgmt_scan	(	const struct device *	dev,
		scan_result_cb_t	cb
	)

static

◆ esp_mgmt_scan_work()

static void esp_mgmt_scan_work ( struct k_work * work )

static

◆ esp_mode_flags_clear()

static int esp_mode_flags_clear	(	struct esp_data *	data,
		uint8_t	flags
	)

inlinestatic

◆ esp_mode_flags_set()

static int esp_mode_flags_set	(	struct esp_data *	data,
		uint8_t	flags
	)

inlinestatic

◆ esp_mode_from_flags()

static uint8_t esp_mode_from_flags ( struct esp_data * data )

inlinestatic

◆ esp_mode_switch()

static int esp_mode_switch	(	struct esp_data *	data,
		uint8_t	mode
	)

static

◆ esp_mode_switch_if_needed()

static int esp_mode_switch_if_needed ( struct esp_data * data )

static

◆ esp_mode_switch_submit_if_needed()

static void esp_mode_switch_submit_if_needed ( struct esp_data * data )

static

◆ esp_mode_switch_work()

static void esp_mode_switch_work ( struct k_work * work )

static

◆ esp_reset()

static void esp_reset ( struct esp_data * dev )

static

◆ esp_rx()

static void esp_rx ( struct esp_data * data )

static

◆ K_KERNEL_STACK_DEFINE() [1/2]

K_KERNEL_STACK_DEFINE	(	esp_rx_stack	,
		CONFIG_WIFI_ESP_AT_RX_STACK_SIZE
	)

◆ K_KERNEL_STACK_DEFINE() [2/2]

K_KERNEL_STACK_DEFINE	(	esp_workq_stack	,
		CONFIG_WIFI_ESP_AT_WORKQ_STACK_SIZE
	)

◆ LOG_MODULE_REGISTER()

LOG_MODULE_REGISTER	(	wifi_esp_at	,
		CONFIG_WIFI_LOG_LEVEL
	)

◆ MODEM_CMD_DEFINE() [1/15]

MODEM_CMD_DEFINE ( on_cmd_busy_processing )

◆ MODEM_CMD_DEFINE() [2/15]

MODEM_CMD_DEFINE ( on_cmd_busy_sending )

◆ MODEM_CMD_DEFINE() [3/15]

MODEM_CMD_DEFINE ( on_cmd_cipdns )

◆ MODEM_CMD_DEFINE() [4/15]

MODEM_CMD_DEFINE ( on_cmd_cipsta )

◆ MODEM_CMD_DEFINE() [5/15]

MODEM_CMD_DEFINE ( on_cmd_cipstamac )

◆ MODEM_CMD_DEFINE() [6/15]

MODEM_CMD_DEFINE ( on_cmd_closed )

◆ MODEM_CMD_DEFINE() [7/15]

MODEM_CMD_DEFINE ( on_cmd_connect )

◆ MODEM_CMD_DEFINE() [8/15]

MODEM_CMD_DEFINE ( on_cmd_cwlap )

◆ MODEM_CMD_DEFINE() [9/15]

MODEM_CMD_DEFINE ( on_cmd_error )

◆ MODEM_CMD_DEFINE() [10/15]

MODEM_CMD_DEFINE ( on_cmd_fail )

◆ MODEM_CMD_DEFINE() [11/15]

MODEM_CMD_DEFINE ( on_cmd_got_ip )

◆ MODEM_CMD_DEFINE() [12/15]

MODEM_CMD_DEFINE ( on_cmd_ok )

◆ MODEM_CMD_DEFINE() [13/15]

MODEM_CMD_DEFINE ( on_cmd_ready )

◆ MODEM_CMD_DEFINE() [14/15]

MODEM_CMD_DEFINE ( on_cmd_wifi_connected )

◆ MODEM_CMD_DEFINE() [15/15]

MODEM_CMD_DEFINE ( on_cmd_wifi_disconnected )

◆ MODEM_CMD_DIRECT_DEFINE()

MODEM_CMD_DIRECT_DEFINE ( on_cmd_ipd )

◆ NET_BUF_POOL_DEFINE()

NET_BUF_POOL_DEFINE	(	mdm_recv_pool	,
		CONFIG_WIFI_ESP_AT_MDM_RX_BUF_COUNT	,
		CONFIG_WIFI_ESP_AT_MDM_RX_BUF_SIZE	,
		0	,
		NULL
	)

◆ NET_DEVICE_DT_INST_OFFLOAD_DEFINE()

NET_DEVICE_DT_INST_OFFLOAD_DEFINE	(	0	,
		esp_init	,
		NULL	,
		&	esp_driver_data,
		NULL	,
		CONFIG_WIFI_INIT_PRIORITY	,
		&	esp_api,
		2048
	)

◆ str_unquote()

static char * str_unquote ( char * str )

static

Variable Documentation

◆ esp_api

const struct net_wifi_mgmt_offload esp_api

static

Initial value:

= {
        .iface_api.init = esp_iface_init,
        .scan           = esp_mgmt_scan,
        .connect        = esp_mgmt_connect,
        .disconnect     = esp_mgmt_disconnect,
        .ap_enable      = esp_mgmt_ap_enable,
        .ap_disable     = esp_mgmt_ap_disable,
}

◆ esp_driver_data

struct esp_data esp_driver_data

◆ esp_rx_thread

struct k_thread esp_rx_thread

◆ modem_pins

struct modem_pin modem_pins[]

static

Initial value:

= {
 
}

◆ response_cmds

const struct modem_cmd response_cmds[]

static

Initial value:

= {
        MODEM_CMD("OK", on_cmd_ok, 0U, ""), 
        MODEM_CMD("ERROR", on_cmd_error, 0U, ""), 
}

◆ unsol_cmds

const struct modem_cmd unsol_cmds[]

static

Initial value:

= {
        MODEM_CMD("WIFI CONNECTED", on_cmd_wifi_connected, 0U, ""),
        MODEM_CMD("WIFI DISCONNECT", on_cmd_wifi_disconnected, 0U, ""),
        MODEM_CMD("WIFI GOT IP", on_cmd_got_ip, 0U, ""),
        MODEM_CMD("0,CONNECT", on_cmd_connect, 0U, ""),
        MODEM_CMD("1,CONNECT", on_cmd_connect, 0U, ""),
        MODEM_CMD("2,CONNECT", on_cmd_connect, 0U, ""),
        MODEM_CMD("3,CONNECT", on_cmd_connect, 0U, ""),
        MODEM_CMD("4,CONNECT", on_cmd_connect, 0U, ""),
        MODEM_CMD("0,CLOSED", on_cmd_closed, 0U, ""),
        MODEM_CMD("1,CLOSED", on_cmd_closed, 0U, ""),
        MODEM_CMD("2,CLOSED", on_cmd_closed, 0U, ""),
        MODEM_CMD("3,CLOSED", on_cmd_closed, 0U, ""),
        MODEM_CMD("4,CLOSED", on_cmd_closed, 0U, ""),
        MODEM_CMD("busy s...", on_cmd_busy_sending, 0U, ""),
        MODEM_CMD("busy p...", on_cmd_busy_processing, 0U, ""),
        MODEM_CMD("ready", on_cmd_ready, 0U, ""),
        MODEM_CMD_DIRECT("+IPD", on_cmd_ipd),
}

Macros

Enumerations

Functions

Variables

Macro Definition Documentation

◆ DT_DRV_COMPAT

◆ MAX_IPD_LEN

◆ MIN_IPD_LEN

Enumeration Type Documentation

◆ modem_control_pins

Function Documentation

◆ cmd_ipd_check_hdr_end()

◆ cmd_ipd_parse_hdr()

◆ esp_configure_hostname()

◆ esp_dns_work()

◆ esp_iface_init()

◆ esp_init()

◆ esp_init_work()

◆ esp_ip_addr_work()

◆ esp_mgmt_ap_disable()

◆ esp_mgmt_ap_enable()

◆ esp_mgmt_connect()

◆ esp_mgmt_connect_work()

◆ esp_mgmt_disconnect()

◆ esp_mgmt_scan()

◆ esp_mgmt_scan_work()

◆ esp_mode_flags_clear()

◆ esp_mode_flags_set()

◆ esp_mode_from_flags()

◆ esp_mode_switch()

◆ esp_mode_switch_if_needed()

◆ esp_mode_switch_submit_if_needed()

◆ esp_mode_switch_work()

◆ esp_reset()

◆ esp_rx()

◆ K_KERNEL_STACK_DEFINE() [1/2]

◆ K_KERNEL_STACK_DEFINE() [2/2]

◆ LOG_MODULE_REGISTER()

◆ MODEM_CMD_DEFINE() [1/15]

◆ MODEM_CMD_DEFINE() [2/15]

◆ MODEM_CMD_DEFINE() [3/15]

◆ MODEM_CMD_DEFINE() [4/15]

◆ MODEM_CMD_DEFINE() [5/15]

◆ MODEM_CMD_DEFINE() [6/15]

◆ MODEM_CMD_DEFINE() [7/15]

◆ MODEM_CMD_DEFINE() [8/15]

◆ MODEM_CMD_DEFINE() [9/15]

◆ MODEM_CMD_DEFINE() [10/15]

◆ MODEM_CMD_DEFINE() [11/15]

◆ MODEM_CMD_DEFINE() [12/15]

◆ MODEM_CMD_DEFINE() [13/15]

◆ MODEM_CMD_DEFINE() [14/15]

◆ MODEM_CMD_DEFINE() [15/15]

◆ MODEM_CMD_DIRECT_DEFINE()

◆ NET_BUF_POOL_DEFINE()

◆ NET_DEVICE_DT_INST_OFFLOAD_DEFINE()

◆ str_unquote()

Variable Documentation

◆ esp_api

◆ esp_driver_data

◆ esp_rx_thread

◆ modem_pins

◆ response_cmds

◆ unsol_cmds