129 lines
2.7 KiB
C
129 lines
2.7 KiB
C
/** @file
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* @brief Modem context header file.
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*
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* A modem context driver allowing application to handle all
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* aspects of received protocol data.
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*/
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/*
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* Copyright (c) 2019 Foundries.io
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#ifndef ZEPHYR_INCLUDE_DRIVERS_MODEM_MODEM_CONTEXT_H_
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#define ZEPHYR_INCLUDE_DRIVERS_MODEM_MODEM_CONTEXT_H_
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#include <zephyr/kernel.h>
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#include <zephyr/net/buf.h>
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#include <zephyr/net/net_ip.h>
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#include <zephyr/sys/ring_buffer.h>
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#include <zephyr/drivers/gpio.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct modem_iface {
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const struct device *dev;
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int (*read)(struct modem_iface *iface, uint8_t *buf, size_t size,
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size_t *bytes_read);
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int (*write)(struct modem_iface *iface, const uint8_t *buf, size_t size);
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/* implementation data */
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void *iface_data;
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};
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struct modem_cmd_handler {
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void (*process)(struct modem_cmd_handler *cmd_handler,
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struct modem_iface *iface);
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/* implementation data */
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void *cmd_handler_data;
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};
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struct modem_context {
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/* modem data */
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char *data_manufacturer;
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char *data_model;
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char *data_revision;
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char *data_imei;
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#if defined(CONFIG_MODEM_SIM_NUMBERS)
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char *data_imsi;
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char *data_iccid;
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#endif
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#if defined(CONFIG_MODEM_CELL_INFO)
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int data_operator;
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int data_lac;
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int data_cellid;
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#endif
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int *data_rssi;
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bool is_automatic_oper;
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/* interface config */
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struct modem_iface iface;
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/* command handler config */
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struct modem_cmd_handler cmd_handler;
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/* driver data */
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void *driver_data;
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};
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/**
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* @brief IP address to string
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*
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* @param addr: sockaddr to be converted
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* @param buf: Buffer to store IP in string form
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* @param buf_size: buffer size
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*
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* @retval 0 if ok, < 0 if error.
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*/
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int modem_context_sprint_ip_addr(const struct sockaddr *addr, char *buf, size_t buf_size);
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/**
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* @brief Get port from IP address
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*
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* @param addr: sockaddr
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* @param port: store port
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*
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* @retval 0 if ok, < 0 if error.
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*/
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int modem_context_get_addr_port(const struct sockaddr *addr, uint16_t *port);
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/**
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* @brief Gets modem context by id.
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*
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* @param id: modem context id.
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*
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* @retval modem context or NULL.
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*/
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struct modem_context *modem_context_from_id(int id);
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/**
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* @brief Finds modem context which owns the iface device.
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*
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* @param *dev: device used by the modem iface.
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*
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* @retval Modem context or NULL.
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*/
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struct modem_context *modem_context_from_iface_dev(const struct device *dev);
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/**
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* @brief Registers modem context.
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*
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* @note Prepares modem context to be used.
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*
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* @param *ctx: modem context to register.
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*
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* @retval 0 if ok, < 0 if error.
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*/
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int modem_context_register(struct modem_context *ctx);
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#ifdef __cplusplus
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}
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#endif
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#endif /* ZEPHYR_INCLUDE_DRIVERS_MODEM_MODEM_CONTEXT_H_ */
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