slm_at_host.h File Reference

AT host for serial LTE modem. More...

#include <zephyr/types.h>
#include <ctype.h>
#include <nrf_modem_at.h>
#include <modem/at_monitor.h>
#include <modem/at_cmd_custom.h>
#include <modem/at_parser.h>
#include "slm_defines.h"

Go to the source code of this file.

Data Structures
struct	slm_at_backend
#define	SLM_UART_RESPONSE_DELAY   K_MSEC(50)
#define	SLM_DATAMODE_FLAGS_NONE   0
#define	SLM_DATAMODE_FLAGS_MORE_DATA   (1 << 0)
#define	SLM_DATAMODE_FLAGS_EXIT_HANDLER   (1 << 1)
#define	SLM_AT_CMD_CUSTOM(entry, _filter, _callback)
	Define a wrapper for a SLM custom AT command callback.
enum	slm_datamode_operation { DATAMODE_SEND , DATAMODE_EXIT }
	Operations in data mode. More...
typedef int(*	slm_datamode_handler_t) (uint8_t op, const uint8_t *data, int len, uint8_t flags)
	Data mode sending handler type.
typedef int	slm_at_callback(enum at_parser_cmd_type cmd_type, struct at_parser *parser, uint32_t param_count)
	SLM AT command callback type.
uint8_t	slm_data_buf [NRF_SOCKET_TLS_MAX_MESSAGE_SIZE]
uint8_t	slm_at_buf [4096+1]
uint16_t	slm_datamode_time_limit
int	slm_at_set_backend (struct slm_at_backend backend)
int	slm_at_send (const uint8_t *data, size_t len)
	Sends the given data via the current AT backend.
int	slm_at_send_str (const char *str)
	Identical to slm_at_send(str, strlen(str)).
void	slm_at_receive (const uint8_t *data, size_t len)
	Processes received AT bytes.
int	slm_at_host_init (void)
	Initialize AT host for serial LTE modem.
int	slm_at_host_power_off (void)
	Turns the current AT backend and UART power off.
int	slm_at_host_power_on (void)
	Counterpart to slm_at_host_power_off().
void	slm_at_host_uninit (void)
	Uninitialize AT host for serial LTE modem.
void	rsp_send (const char *fmt,...)
	Send AT command response.
void	rsp_send_ok (void)
	Send AT command response of OK.
void	rsp_send_error (void)
	Send AT command response of ERROR.
void	data_send (const uint8_t *data, size_t len)
	Send raw data received in data mode.
int	enter_datamode (slm_datamode_handler_t handler)
	Request SLM AT host to enter data mode.
bool	in_datamode (void)
	Check whether SLM AT host is in data mode.
bool	exit_datamode_handler (int result)
	Exit the data mode handler.
int	slm_at_cb_wrapper (char *buf, size_t len, char *at_cmd, slm_at_callback cb)
	Generic wrapper for a custom SLM AT command callback.

Detailed Description

AT host for serial LTE modem.