54eedffd58
'buf' variable of type struct net_buf was one of the arguments for finish callback in response to each AT command sent. 'buf' variable not used in that function. So removed 'buf' variables from the argument list. Change-Id: I7d6aa6082f524012ae13a04426915076130ddf69 Signed-off-by: Sathish Narasimman <sathish.narasimman@intel.com>
86 lines
2.4 KiB
C
86 lines
2.4 KiB
C
/** @file at.h
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* @brief Internal APIs for AT command handling.
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*/
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/*
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* Copyright (c) 2015-2016 Intel Corporation
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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enum at_result {
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AT_RESULT_OK,
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AT_RESULT_ERROR
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};
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enum at_state {
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AT_STATE_START,
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AT_STATE_START_CR,
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AT_STATE_START_LF,
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AT_STATE_GET_CMD_STRING,
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AT_STATE_PROCESS_CMD,
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AT_STATE_GET_RESULT_STRING,
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AT_STATE_PROCESS_RESULT,
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AT_STATE_UNSOLICITED_CMD,
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AT_STATE_END
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};
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enum at_cmd_state {
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AT_CMD_START,
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AT_CMD_GET_VALUE,
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AT_CMD_PROCESS_VALUE,
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AT_CMD_STATE_END_LF,
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AT_CMD_STATE_END
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};
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enum at_cmd_type {
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AT_CMD_TYPE_NORMAL,
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AT_CMD_TYPE_UNSOLICITED
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};
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struct at_client;
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/* Callback at_resp_cb_t used to parse response value received for the
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* particular AT command. Eg: +CIND=<value>
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*/
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typedef int (*at_resp_cb_t)(struct at_client *at, struct net_buf *buf);
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/* Callback at_finish_cb used to monitor the success or failure of the AT
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* command received from server
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*/
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typedef int (*at_finish_cb_t)(struct at_client *at, enum at_result result);
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typedef int (*parse_val_t)(struct at_client *at);
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typedef int (*handle_parse_input_t)(struct at_client *at, struct net_buf *buf);
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typedef int (*handle_cmd_input_t)(struct at_client *at, struct net_buf *buf,
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const char *prefix, parse_val_t func,
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enum at_cmd_type type);
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struct at_client {
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char *buf;
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uint8_t pos;
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uint8_t buf_max_len;
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uint8_t state;
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uint8_t cmd_state;
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at_resp_cb_t resp;
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at_resp_cb_t unsolicited;
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at_finish_cb_t finish;
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};
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/* Register the callback functions */
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void at_register(struct at_client *at, at_resp_cb_t resp,
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at_finish_cb_t finish);
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void at_register_unsolicited(struct at_client *at, at_resp_cb_t unsolicited);
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int at_get_number(struct at_client *at, uint32_t *val);
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/* This parsing will only works for non-fragmented net_buf */
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int at_parse_input(struct at_client *at, struct net_buf *buf);
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/* This command parsing will only works for non-fragmented net_buf */
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int at_parse_cmd_input(struct at_client *at, struct net_buf *buf,
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const char *prefix, parse_val_t func,
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enum at_cmd_type type);
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int at_check_byte(struct net_buf *buf, char check_byte);
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int at_list_get_range(struct at_client *at, uint32_t *min, uint32_t *max);
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int at_list_get_string(struct at_client *at, char *name, uint8_t len);
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int at_close_list(struct at_client *at);
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int at_open_list(struct at_client *at);
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int at_has_next_list(struct at_client *at);
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