kopia lustrzana https://github.com/espressif/esp-idf
95 wiersze
3.1 KiB
C
95 wiersze
3.1 KiB
C
/*
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* SPDX-FileCopyrightText: 2017-2021 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#ifndef _BLE_MESH_CONSOLE_TRANSACTION_H_
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#define _BLE_MESH_CONSOLE_TRANSACTION_H_
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/* In esp-idf, bluetooth and wifi stack APIs are async (using callbacks).
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* transaction module provides a common method to let user transfer async APIs to sync transactions.
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*/
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#include "sdkconfig.h"
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#include "esp_err.h"
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#include "freertos/event_groups.h"
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#define MAX_TRANSACTION_COUNT 5
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#define TRANSACTION_TYPE_ALL 0xFF
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#define TRANSACTION_SUB_TYPE_ALL 0xFFFFFFFF
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// The higher 12 bits of event is reversed for event group or transaction module.
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// Application can only use lower 20 bits of the event.
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#define TRANSACTION_TIMEOUT_EVENT 0x00100000UL // only wait for timeout
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#define TRANSACTION_ABORT_EVENT 0x00800000UL // this event is reserved for internal use only
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#define TRANSACTION_EVENT_MASK 0xFFF00000UL
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enum {
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TRANS_RET_ERROR_START = 0x10000,
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TRANS_RET_FAILED_TO_ALLOCATE,
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TRANS_RET_STATE_ERR,
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TRANS_RET_TEST_EVENT_FAILED,
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TRANS_RET_EVENTS_CONFLICT, // events bit conflicts with TRANSACTION_ABORT_EVENT
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TRANS_RET_INVALID_TRNSACTION,
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TRANS_RET_TIMEOUT,
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TRANS_RET_ABORTED
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};
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typedef enum {
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TRANSACTION_INACTIVE,
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TRANSACTION_ACTIVE,
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} transaction_state_t;
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typedef struct {
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/* input data passed to callback */
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void *input;
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/* output data from callback */
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void *output;
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/* retrun value, can be set by callback or transaction module (like timeout, or other common errors)
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* transaction_run will return this member by default. */
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esp_err_t ret;
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// private member
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transaction_state_t state;
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uint8_t type;
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uint32_t sub_type;
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uint32_t timeout;
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EventBits_t wait_events;
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EventGroupHandle_t event_group;
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EventBits_t current_bits;
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} transaction_t;
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void init_transactions(void);
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esp_err_t transaction_init(transaction_t **trans, uint8_t type, uint32_t sub_type, EventBits_t wait_events, uint32_t timeout, void *input, void *output);
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esp_err_t transaction_run(transaction_t *trans);
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transaction_t *transaction_get(uint8_t type, uint32_t sub_type, transaction_t *start);
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esp_err_t transaction_set_events(transaction_t *trans, EventBits_t events);
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esp_err_t transaction_test_events(transaction_t *trans, EventBits_t events);
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esp_err_t transaction_clear_events(transaction_t *trans, EventBits_t events);
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esp_err_t transaction_abort(transaction_t *trans, esp_err_t reason);
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#define TRANSACTION_INIT(trans, type, sub_type, wait_events, timeout, input, output) \
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ESP_ERROR_CHECK(transaction_init(trans, type, sub_type, wait_events, timeout, input, output))
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#define transaction_get_first(type, sub_type) transaction_get(type, sub_type, NULL)
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/* We declare all transaction type / sub type below */
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#define TRANS_TYPE_BLE_GAP 0x01
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#define TRANS_TYPE_BLE_GATTC 0x02
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#define TRANS_TYPE_BLE_GATTS 0x03
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#define TRANS_TYPE_WIFI 0x04
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#define TRANS_TYPE_BT 0x05
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#endif /* _BLE_MESH_CONSOLE_TRANSACTION_H_ */
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