mirror of https://github.com/ARMmbed/mbed-os.git
100 lines
3.7 KiB
C
100 lines
3.7 KiB
C
/*
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* Copyright (c) 2019, Arm Limited and affiliates.
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* SPDX-License-Identifier: Apache-2.0
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef WS_PAE_TIMERS_H_
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#define WS_PAE_TIMERS_H_
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typedef struct sec_timer_cfg_s {
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uint32_t gtk_expire_offset; /* GTK lifetime; GTK_EXPIRE_OFFSET (seconds) */
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uint32_t pmk_lifetime; /* PMK lifetime (seconds) */
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uint32_t ptk_lifetime; /* PTK lifetime (seconds) */
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uint16_t gtk_new_act_time; /* GTK_NEW_ACTIVATION_TIME (1/X of expire offset) */
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uint16_t revocat_lifetime_reduct; /* REVOCATION_LIFETIME_REDUCTION (reduction of lifetime) */
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uint16_t gtk_request_imin; /* GTK_REQUEST_IMIN (seconds) */
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uint16_t gtk_request_imax; /* GTK_REQUEST_IMAX (seconds) */
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uint16_t gtk_max_mismatch; /* GTK_MAX_MISMATCH (seconds) */
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uint8_t gtk_new_install_req; /* GTK_NEW_INSTALL_REQUIRED (percent of GTK lifetime) */
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} sec_timer_cfg_t;
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/**
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* ws_pae_timers_settings_init initializes timer settings structure
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*
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* \param timer_settings timer settings
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* \param new_timer_settings new timer settings
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*
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*/
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void ws_pae_timers_settings_init(sec_timer_cfg_t *timer_settings, ws_sec_timer_cfg_t *new_timer_settings);
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/**
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* ws_pae_timers_lifetime_set sets GTK, PTK and PTK lifetimes
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*
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* \param timer_settings timer settings
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* \param gtk_lifetime GTK lifetime
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* \param pmk_lifetime PMK lifetime
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* \param ptk_lifetime PTK lifetime
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*
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*/
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void ws_pae_timers_lifetime_set(sec_timer_cfg_t *timer_settings, uint32_t gtk_lifetime, uint32_t pmk_lifetime, uint32_t ptk_lifetime);
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/**
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* ws_pae_timers_gtk_time_settings_set sets GTK, PTK and PTK lifetimes
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*
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* \param timer_settings timer settings
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* \param revocat_lifetime_reduct revocation lifetime reduction
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* \param new_activation_time new activation time
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* \param new_install_req new install required
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* \param max_mismatch max mismatch
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*
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*/
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void ws_pae_timers_gtk_time_settings_set(sec_timer_cfg_t *timer_settings, uint8_t revocat_lifetime_reduct, uint8_t new_activation_time, uint8_t new_install_req, uint32_t max_mismatch);
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/**
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* ws_pae_timers_gtk_new_install_required GTK new install required check
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*
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* \param timer_settings timer settings
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* \param seconds elapsed seconds
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*
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* \return true new GTK install required expired
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* \return false GTK install not required
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*
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*/
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bool ws_pae_timers_gtk_new_install_required(sec_timer_cfg_t *timer_settings, uint32_t seconds);
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/**
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* ws_pae_timers_gtk_new_activation_time GTK new activation time
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*
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* \param timer_settings timer settings
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* \param seconds elapsed seconds
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*
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* \return true GTK new activation time expired
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* \return false GTK new activation time not expired
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*
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*/
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bool ws_pae_timers_gtk_new_activation_time(sec_timer_cfg_t *timer_settings, uint32_t seconds);
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/**
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* ws_pae_timers_gtk_revocation_lifetime_get GTK revocation lifetime get
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*
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* \param timer_settings timer settings
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*
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* \return GTK revocation lifetime
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*
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*/
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uint32_t ws_pae_timers_gtk_revocation_lifetime_get(sec_timer_cfg_t *timer_settings);
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#endif /* WS_PAE_TIMERS_H_ */
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