201 lines
7.0 KiB
C
201 lines
7.0 KiB
C
/** @file
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* @brief Bluetooth Mesh Health Server Model APIs.
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*/
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/*
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* Copyright (c) 2017 Intel Corporation
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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_BLUETOOTH_MESH_HEALTH_SRV_H_
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#define ZEPHYR_INCLUDE_BLUETOOTH_MESH_HEALTH_SRV_H_
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/**
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* @brief Bluetooth Mesh Health Server Model
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* @defgroup bt_mesh_health_srv Bluetooth Mesh Health Server Model
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* @ingroup bt_mesh
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* @{
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*/
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#ifdef __cplusplus
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extern "C" {
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#endif
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/** Callback function for the Health Server model */
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struct bt_mesh_health_srv_cb {
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/** @brief Callback for fetching current faults.
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*
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* Fault values may either be defined by the specification, or by a
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* vendor. Vendor specific faults should be interpreted in the context
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* of the accompanying Company ID. Specification defined faults may be
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* reported for any Company ID, and the same fault may be presented
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* for multiple Company IDs.
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*
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* All faults shall be associated with at least one Company ID,
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* representing the device vendor or some other vendor whose vendor
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* specific fault values are used.
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*
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* If there are multiple Company IDs that have active faults,
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* return only the faults associated with one of them at the time.
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* To report faults for multiple Company IDs, interleave which Company
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* ID is reported for each call.
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*
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* @param model Health Server model instance to get faults of.
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* @param test_id Test ID response buffer.
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* @param company_id Company ID response buffer.
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* @param faults Array to fill with current faults.
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* @param fault_count The number of faults the fault array can fit.
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* Should be updated to reflect the number of faults
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* copied into the array.
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*
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* @return 0 on success, or (negative) error code otherwise.
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*/
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int (*fault_get_cur)(struct bt_mesh_model *model, uint8_t *test_id,
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uint16_t *company_id, uint8_t *faults,
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uint8_t *fault_count);
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/** @brief Callback for fetching all registered faults.
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*
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* Registered faults are all past and current faults since the last
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* call to @c fault_clear. Only faults associated with the given
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* Company ID should be reported.
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*
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* Fault values may either be defined by the specification, or by a
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* vendor. Vendor specific faults should be interpreted in the context
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* of the accompanying Company ID. Specification defined faults may be
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* reported for any Company ID, and the same fault may be presented
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* for multiple Company IDs.
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*
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* @param model Health Server model instance to get faults of.
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* @param company_id Company ID to get faults for.
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* @param test_id Test ID response buffer.
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* @param faults Array to fill with registered faults.
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* @param fault_count The number of faults the fault array can fit.
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* Should be updated to reflect the number of faults
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* copied into the array.
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*
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* @return 0 on success, or (negative) error code otherwise.
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*/
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int (*fault_get_reg)(struct bt_mesh_model *model, uint16_t company_id,
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uint8_t *test_id, uint8_t *faults,
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uint8_t *fault_count);
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/** @brief Clear all registered faults associated with the given Company
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* ID.
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*
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* @param model Health Server model instance to clear faults of.
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* @param company_id Company ID to clear faults for.
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*
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* @return 0 on success, or (negative) error code otherwise.
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*/
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int (*fault_clear)(struct bt_mesh_model *model, uint16_t company_id);
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/** @brief Run a self-test.
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*
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* The Health server may support up to 256 self-tests for each Company
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* ID. The behavior for all test IDs are vendor specific, and should be
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* interpreted based on the accompanying Company ID. Test failures
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* should result in changes to the fault array.
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*
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* @param model Health Server model instance to run test for.
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* @param test_id Test ID to run.
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* @param company_id Company ID to run test for.
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*
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* @return 0 if the test execution was started successfully, or
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* (negative) error code otherwise. Note that the fault array will not
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* be reported back to the client if the test execution didn't start.
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*/
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int (*fault_test)(struct bt_mesh_model *model, uint8_t test_id,
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uint16_t company_id);
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/** @brief Start calling attention to the device.
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*
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* The attention state is used to map an element address to a
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* physical device. When this callback is called, the device should
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* start some physical procedure meant to call attention to itself,
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* like blinking, buzzing, vibrating or moving. If there are multiple
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* Health server instances on the device, the attention state should
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* also help identify the specific element the server is in.
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*
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* The attention calling behavior should continue until the @c attn_off
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* callback is called.
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*
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* @param model Health Server model to start the attention state of.
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*/
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void (*attn_on)(struct bt_mesh_model *model);
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/** @brief Stop the attention state.
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*
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* Any physical activity started to call attention to the device should
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* be stopped.
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*
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* @param model
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*/
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void (*attn_off)(struct bt_mesh_model *model);
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};
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/** @def BT_MESH_HEALTH_PUB_DEFINE
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*
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* A helper to define a health publication context
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*
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* @param _name Name given to the publication context variable.
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* @param _max_faults Maximum number of faults the element can have.
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*/
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#define BT_MESH_HEALTH_PUB_DEFINE(_name, _max_faults) \
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BT_MESH_MODEL_PUB_DEFINE(_name, NULL, (1 + 3 + (_max_faults)))
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/** Mesh Health Server Model Context */
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struct bt_mesh_health_srv {
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/** Composition data model entry pointer. */
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struct bt_mesh_model *model;
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/** Optional callback struct */
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const struct bt_mesh_health_srv_cb *cb;
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/** Attention Timer state */
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struct k_delayed_work attn_timer;
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};
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/** @def BT_MESH_MODEL_HEALTH_SRV
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*
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* Define a new health server model. Note that this API needs to be
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* repeated for each element that the application wants to have a
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* health server model on. Each instance also needs a unique
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* bt_mesh_health_srv and bt_mesh_model_pub context.
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*
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* @param srv Pointer to a unique struct bt_mesh_health_srv.
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* @param pub Pointer to a unique struct bt_mesh_model_pub.
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*
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* @return New mesh model instance.
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*/
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#define BT_MESH_MODEL_HEALTH_SRV(srv, pub) \
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BT_MESH_MODEL_CB(BT_MESH_MODEL_ID_HEALTH_SRV, bt_mesh_health_srv_op, \
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pub, srv, &bt_mesh_health_srv_cb)
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/** @brief Notify the stack that the fault array state of the given element has
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* changed.
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*
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* This prompts the Health server on this element to publish the current fault
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* array if periodic publishing is disabled.
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*
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* @param elem Element to update the fault state of.
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*
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* @return 0 on success, or (negative) error code otherwise.
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*/
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int bt_mesh_fault_update(struct bt_mesh_elem *elem);
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/** @cond INTERNAL_HIDDEN */
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extern const struct bt_mesh_model_op bt_mesh_health_srv_op[];
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extern const struct bt_mesh_model_cb bt_mesh_health_srv_cb;
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/** @endcond */
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#ifdef __cplusplus
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}
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#endif
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/**
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* @}
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*/
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#endif /* ZEPHYR_INCLUDE_BLUETOOTH_MESH_HEALTH_SRV_H_ */
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