| /* Copyright (c) 2017 - 2018, 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 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. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| * |
| */ |
| |
| /** |
| * @file |
| * This file implements hooks for the 802.15.4 driver Core module. |
| * |
| * Hooks are used by optional driver features to modify way in which notifications are propagated |
| * through the driver. |
| * |
| */ |
| |
| #include "nrf_802154_core_hooks.h" |
| |
| #include <stdbool.h> |
| |
| #include "mac_features/nrf_802154_ack_timeout.h" |
| #include "mac_features/nrf_802154_csma_ca.h" |
| #include "mac_features/nrf_802154_delayed_trx.h" |
| #include "nrf_802154_config.h" |
| #include "nrf_802154_types.h" |
| |
| typedef bool (* abort_hook)(nrf_802154_term_t term_lvl, req_originator_t req_orig); |
| typedef void (* transmitted_hook)(const uint8_t * p_frame); |
| typedef bool (* tx_failed_hook)(const uint8_t * p_frame, nrf_802154_tx_error_t error); |
| typedef bool (* tx_started_hook)(const uint8_t * p_frame); |
| typedef void (* rx_started_hook)(void); |
| |
| /* Since some compilers do not allow empty initializers for arrays with unspecified bounds, |
| * NULL pointer is appended to below arrays if the compiler used is not GCC. It is intentionally |
| * unused, but it prevents the arrays from being empty. GCC manages to optimize empty arrays away, |
| * so such a solution is unnecessary. */ |
| |
| static const abort_hook m_abort_hooks[] = |
| { |
| #if NRF_802154_CSMA_CA_ENABLED |
| nrf_802154_csma_ca_abort, |
| #endif |
| |
| #if NRF_802154_ACK_TIMEOUT_ENABLED |
| nrf_802154_ack_timeout_abort, |
| #endif |
| |
| #if NRF_802154_DELAYED_TRX_ENABLED |
| nrf_802154_delayed_trx_abort, |
| #endif |
| |
| NULL, |
| }; |
| |
| static const transmitted_hook m_transmitted_hooks[] = |
| { |
| #if NRF_802154_ACK_TIMEOUT_ENABLED |
| nrf_802154_ack_timeout_transmitted_hook, |
| #endif |
| |
| NULL, |
| }; |
| |
| static const tx_failed_hook m_tx_failed_hooks[] = |
| { |
| #if NRF_802154_CSMA_CA_ENABLED |
| nrf_802154_csma_ca_tx_failed_hook, |
| #endif |
| |
| #if NRF_802154_ACK_TIMEOUT_ENABLED |
| nrf_802154_ack_timeout_tx_failed_hook, |
| #endif |
| |
| NULL, |
| }; |
| |
| static const tx_started_hook m_tx_started_hooks[] = |
| { |
| #if NRF_802154_CSMA_CA_ENABLED |
| nrf_802154_csma_ca_tx_started_hook, |
| #endif |
| |
| #if NRF_802154_ACK_TIMEOUT_ENABLED |
| nrf_802154_ack_timeout_tx_started_hook, |
| #endif |
| |
| NULL, |
| }; |
| |
| static const rx_started_hook m_rx_started_hooks[] = |
| { |
| #if NRF_802154_DELAYED_TRX_ENABLED |
| nrf_802154_delayed_trx_rx_started_hook, |
| #endif |
| |
| NULL, |
| }; |
| |
| bool nrf_802154_core_hooks_terminate(nrf_802154_term_t term_lvl, req_originator_t req_orig) |
| { |
| bool result = true; |
| |
| for (uint32_t i = 0; i < sizeof(m_abort_hooks) / sizeof(m_abort_hooks[0]); i++) |
| { |
| if (m_abort_hooks[i] == NULL) |
| { |
| break; |
| } |
| |
| result = m_abort_hooks[i](term_lvl, req_orig); |
| |
| if (!result) |
| { |
| break; |
| } |
| } |
| |
| return result; |
| } |
| |
| void nrf_802154_core_hooks_transmitted(const uint8_t * p_frame) |
| { |
| for (uint32_t i = 0; i < sizeof(m_transmitted_hooks) / sizeof(m_transmitted_hooks[0]); i++) |
| { |
| if (m_transmitted_hooks[i] == NULL) |
| { |
| break; |
| } |
| |
| m_transmitted_hooks[i](p_frame); |
| } |
| } |
| |
| bool nrf_802154_core_hooks_tx_failed(const uint8_t * p_frame, nrf_802154_tx_error_t error) |
| { |
| bool result = true; |
| |
| for (uint32_t i = 0; i < sizeof(m_tx_failed_hooks) / sizeof(m_tx_failed_hooks[0]); i++) |
| { |
| if (m_tx_failed_hooks[i] == NULL) |
| { |
| break; |
| } |
| |
| result = m_tx_failed_hooks[i](p_frame, error); |
| |
| if (!result) |
| { |
| break; |
| } |
| } |
| |
| return result; |
| } |
| |
| bool nrf_802154_core_hooks_tx_started(const uint8_t * p_frame) |
| { |
| bool result = true; |
| |
| for (uint32_t i = 0; i < sizeof(m_tx_started_hooks) / sizeof(m_tx_started_hooks[0]); i++) |
| { |
| if (m_tx_started_hooks[i] == NULL) |
| { |
| break; |
| } |
| |
| result = m_tx_started_hooks[i](p_frame); |
| |
| if (!result) |
| { |
| break; |
| } |
| } |
| |
| return result; |
| } |
| |
| void nrf_802154_core_hooks_rx_started(void) |
| { |
| for (uint32_t i = 0; i < sizeof(m_rx_started_hooks) / sizeof(m_rx_started_hooks[0]); i++) |
| { |
| if (m_rx_started_hooks[i] == NULL) |
| { |
| break; |
| } |
| |
| m_rx_started_hooks[i](); |
| } |
| } |