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44 lines
781 B
C
44 lines
781 B
C
/* $OpenBSD: hash.c,v 1.6 2019/11/29 00:11:21 djm Exp $ */
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/*
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* Public domain. Author: Christian Weisgerber <naddy@openbsd.org>
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* API compatible reimplementation of function from nacl
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*/
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#include "includes.h"
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#include "crypto_api.h"
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#include <stdarg.h>
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#ifdef WITH_OPENSSL
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#include <openssl/evp.h>
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int
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crypto_hash_sha512(unsigned char *out, const unsigned char *in,
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unsigned long long inlen)
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{
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if (!EVP_Digest(in, inlen, out, NULL, EVP_sha512(), NULL))
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return -1;
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return 0;
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}
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#else
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# ifdef HAVE_SHA2_H
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# include <sha2.h>
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# endif
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int
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crypto_hash_sha512(unsigned char *out, const unsigned char *in,
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unsigned long long inlen)
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{
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SHA2_CTX ctx;
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SHA512Init(&ctx);
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SHA512Update(&ctx, in, inlen);
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SHA512Final(out, &ctx);
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return 0;
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}
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#endif /* WITH_OPENSSL */
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