mirror of https://github.com/ARMmbed/mbed-os.git
65 lines
1.4 KiB
C
65 lines
1.4 KiB
C
/** \addtogroup hal */
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/** @{*/
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/* mbed Microcontroller Library
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* Copyright (c) 2017 ARM Limited
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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 MBED_CPU_UID_API_H
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#define MBED_CPU_UID_API_H
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#include <stddef.h>
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#include "device.h"
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#if DEVICE_CPUUID
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* \defgroup hal_cpu_uid CPUUID hal functions
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* @{
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*/
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/** Get length of CPU UID in bytes
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*
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* @return Number of uid bytes
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*
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* @note
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* Shall be used by the driver to get the needed size of the byte buffer.
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* Target implementation must return a value higher than 0 or the driver will assert.
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*
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*/
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int cpu_uid_get_length(void);
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/** Get CPU UID data bytes
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*
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* @param uid Byte buffer for uid. Must at least be of size obtained by call to cpu_uid_get_length()
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*
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*/
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void cpu_uid_get_uid(uint8_t *uid);
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/**@}*/
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#ifdef __cplusplus
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}
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#endif
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#endif
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#endif
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/** @}*/
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