72 lines
2.0 KiB
C
72 lines
2.0 KiB
C
/****************************************************************************
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Copyright(c) 2019 by Aerospace C.Power (Chongqing) Microelectronics. ALL RIGHTS RESERVED.
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This Information is proprietary to Aerospace C.Power (Chongqing) Microelectronics and MAY NOT
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be copied by any method or incorporated into another program without
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the express written consent of Aerospace C.Power. This Information or any portion
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thereof remains the property of Aerospace C.Power. The Information contained herein
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is believed to be accurate and Aerospace C.Power assumes no responsibility or
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liability for its use in any way and conveys no license or title under
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any patent or copyright and makes no representation or warranty that this
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Information is free from patent or copyright infringement.
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****************************************************************************/
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#ifndef IOT_SHA1_API_H
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#define IOT_SHA1_API_H
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/* os shim includes */
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#include "os_types_api.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* sha1 hanlder */
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typedef void *iot_sha1_h;
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/**
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* @brief: iot_sha1_start - SHA-1 start.
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* @retval: sha1 hanlder -- start success.
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* @retval: NULL -- start fail.
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*/
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iot_sha1_h iot_sha1_start(void);
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/**
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* @brief: iot_sha1_end - SHA-1 end.
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* @param handle: SHA-1 hanlder.
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*/
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void iot_sha1_end(iot_sha1_h handle);
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/**
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* @brief: iot_sha1_update - SHA-1 process buffer update.
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* @param handle: SHA-1 hanlder.
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* @param data: buffer holding the data.
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* @param len: length of data.
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* @retval: ERR_OK -- update success.
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* @retval: otherwise -- update fail.
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*/
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uint32_t iot_sha1_update(iot_sha1_h handle, const uint8_t *data,
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uint32_t len);
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/**
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* @brief: iot_sha1_finish - SHA-1 final digest.
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* @param handle: SHA-1 hanlder.
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* @param data: cache SHA-1 checksum result.
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* @param len: length of data.
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* @retval: ERR_OK -- update success.
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* @retval: otherwise -- update fail.
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*/
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uint32_t iot_sha1_finish(iot_sha1_h handle, uint8_t *data, uint32_t len);
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/**
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* @}
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*/
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#ifdef __cplusplus
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}
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#endif
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#endif /* IOT_SHA1_API_H */
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