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move components to SDK dir

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Shuanglei Tao
2025-03-03 09:06:26 +08:00
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commit f4f4c9e60d
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SDK/12.3.0_d7731ad/components/libraries/eddystone/es_slot_reg.c Normal file
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/**
* Copyright (c) 2016 - 2017, Nordic Semiconductor ASA
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form, except as embedded into a Nordic
* Semiconductor ASA integrated circuit in a product or a software update for
* such product, must reproduce the above copyright notice, this list of
* conditions and the following disclaimer in the documentation and/or other
* materials provided with the distribution.
*
* 3. Neither the name of Nordic Semiconductor ASA nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* 4. This software, with or without modification, must only be used with a
* Nordic Semiconductor ASA integrated circuit.
*
* 5. Any software provided in binary form under this license must not be reverse
* engineered, decompiled, modified and/or disassembled.
*
* THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#include "es_slot_reg.h"
#define ES_SLOT_NOT_CONFIGURED 0xab /** Value set in configured lists to indicate not configured slot. */
/**@brief Function updating 'tlm_configured' property of slot registry when slot is being cleared.
*
* @param[in] p_reg Pointer to slot registry.
* @param[in] slot_no Slot number to be used.
*/
static void update_tlm_configured_on_clearing(es_slot_reg_t * p_reg, uint8_t slot_no)
{
if (p_reg->tlm_configured && slot_no == p_reg->tlm_slot)
{
p_reg->tlm_configured = false;
}
}
/**@brief Function updating 'num_configured_slots' and 'slots_configured' properties of slot registry when slot is being cleared.
*
* @param[in] p_configured Pointer to list of configured slots.
* @param[in] p_num_configured_slots Pointer to number of configured slots.
* @param[in] slot_no Slot number to clear.
*/
static void configured_slots_on_clear_update(uint8_t * p_configured, uint8_t * p_num_configured_slots, uint8_t slot_no)
{
uint8_t index_of_last_configured_slot = *p_num_configured_slots - 1;
for (uint32_t i = 0; i < APP_MAX_ADV_SLOTS; ++i)
{
if (p_configured[i] == slot_no)
{
// Copy all values 'to the right' of the cleared slot one step to the left.
if (i < index_of_last_configured_slot)
{
for (uint32_t j = i; j < index_of_last_configured_slot; ++j)
{
p_configured[j] = p_configured[j + 1];
}
// Write ES_SLOT_NOT_CONFIGURED to all rightmost not configured indexes.
memset(&p_configured[index_of_last_configured_slot],
ES_SLOT_NOT_CONFIGURED,
APP_MAX_ADV_SLOTS - index_of_last_configured_slot);
}
else
{
// There are no values 'to the right', simply overwrite with ES_SLOT_NOT_CONFIGURED
p_configured[i] = ES_SLOT_NOT_CONFIGURED;
}
*p_num_configured_slots -= 1;
return;
}
}
}
bool es_slot_reg_etlm_required(const es_slot_reg_t * p_reg)
{
return (p_reg->num_configured_eid_slots > 0 && p_reg->tlm_configured);
}
bool es_slot_reg_clear_slot(es_slot_reg_t * p_reg, uint8_t slot_no)
{
bool eid_has_been_cleared = false;
if (p_reg->slots[slot_no].configured)
{
update_tlm_configured_on_clearing(p_reg, slot_no);
configured_slots_on_clear_update(p_reg->slots_configured,
&p_reg->num_configured_slots,
slot_no);
if (p_reg->slots[slot_no].adv_frame.type == ES_FRAME_TYPE_EID)
{
configured_slots_on_clear_update(p_reg->eid_slots_configured,
&p_reg->num_configured_eid_slots,
slot_no);
eid_has_been_cleared = true;
}
p_reg->slots[slot_no].configured = false;
}
memset(&p_reg->slots[slot_no], 0, sizeof(p_reg->slots[slot_no]));
return eid_has_been_cleared;
}
void es_slot_reg_update_slot_list_info_on_add(es_slot_reg_t * p_reg,
uint8_t slot_no,
es_frame_type_t frame_type,
bool init)
{
if (frame_type == ES_FRAME_TYPE_TLM)
{
p_reg->tlm_configured = true;
p_reg->tlm_slot = slot_no;
}
if (!p_reg->slots[slot_no].configured || init)
{
p_reg->slots[slot_no].configured = true;
// Note, we use 'num_configured_slots' before incrementing it, so it is pointing to the correct index.
p_reg->slots_configured[p_reg->num_configured_slots] = slot_no;
p_reg->num_configured_slots++;
if (frame_type == ES_FRAME_TYPE_EID)
{
p_reg->eid_slots_configured[p_reg->num_configured_eid_slots] = slot_no;
p_reg->num_configured_eid_slots++;
}
}
// If an already configured slot has changed from anything TO an EID slot.
else if (frame_type == ES_FRAME_TYPE_EID &&
p_reg->slots[slot_no].adv_frame.type != ES_FRAME_TYPE_EID)
{
p_reg->eid_slots_configured[p_reg->num_configured_eid_slots] = slot_no;
p_reg->num_configured_eid_slots++;
}
}
void es_slot_reg_init(es_slot_reg_t * p_reg)
{
p_reg->tlm_configured = false;
memset(p_reg->slots_configured, ES_SLOT_NOT_CONFIGURED, APP_MAX_ADV_SLOTS);
memset(p_reg->eid_slots_configured, ES_SLOT_NOT_CONFIGURED, APP_MAX_EID_SLOTS);
p_reg->num_configured_eid_slots = 0;
p_reg->num_configured_slots = 0;
}