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| /*
| * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
| *
| * Licensed under the OpenSSL license (the "License"). You may not use
| * this file except in compliance with the License. You can obtain a copy
| * in the file LICENSE in the source distribution or at
| * https://www.openssl.org/source/license.html
| */
|
| #include <stdio.h>
| #include <string.h>
| #include <openssl/crypto.h>
| #include <openssl/sha.h>
|
| unsigned char *SHA1(const unsigned char *d, size_t n, unsigned char *md)
| {
| SHA_CTX c;
| static unsigned char m[SHA_DIGEST_LENGTH];
|
| if (md == NULL)
| md = m;
| if (!SHA1_Init(&c))
| return NULL;
| SHA1_Update(&c, d, n);
| SHA1_Final(md, &c);
| OPENSSL_cleanse(&c, sizeof(c));
| return md;
| }
|
|
