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/* BEGIN_ICS_COPYRIGHT2 ****************************************
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Copyright (c) 2015-2017, Intel Corporation
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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* Neither the name of Intel Corporation nor the names of its contributors
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may be used to endorse or promote products derived from this software
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without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
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FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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** END_ICS_COPYRIGHT2 ****************************************/
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/* [ICS VERSION STRING: unknown] */
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#ifndef _FM_DIGEST_HELPER_H_
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#define _FM_DIGEST_HELPER_H_
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#include <stdint.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <openssl/evp.h>
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typedef EVP_MD_CTX fm_digest_t;
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// maximum length in bytes of a hash across all supported digests
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#define FM_DIGEST_MAX 32
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fm_digest_t * fm_digest_start(void);
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int fm_digest_update(fm_digest_t *ctx, const void *data, size_t len);
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int fm_digest_finish(fm_digest_t *ctx, uint8_t *digest);
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int fm_digest_len(fm_digest_t * ctx);
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#endif
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