1 /* Copyright (c) 2024, Google Inc.
2 *
3 * Permission to use, copy, modify, and/or distribute this software for any
4 * purpose with or without fee is hereby granted, provided that the above
5 * copyright notice and this permission notice appear in all copies.
6 *
7 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
8 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
9 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
10 * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
11 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
12 * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
13 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */
14
15 #include <openssl/sha.h>
16
17 #include <openssl/mem.h>
18
19 #include "../fipsmodule/bcm_interface.h"
20
SHA1_Init(SHA_CTX * sha)21 int SHA1_Init(SHA_CTX *sha) {
22 BCM_sha1_init(sha);
23 return 1;
24 }
25
SHA1_Update(SHA_CTX * sha,const void * data,size_t len)26 int SHA1_Update(SHA_CTX *sha, const void *data, size_t len) {
27 BCM_sha1_update(sha, data, len);
28 return 1;
29 }
30
SHA1_Final(uint8_t out[SHA_DIGEST_LENGTH],SHA_CTX * sha)31 int SHA1_Final(uint8_t out[SHA_DIGEST_LENGTH], SHA_CTX *sha) {
32 BCM_sha1_final(out, sha);
33 return 1;
34 }
35
SHA1(const uint8_t * data,size_t len,uint8_t out[SHA_DIGEST_LENGTH])36 uint8_t *SHA1(const uint8_t *data, size_t len, uint8_t out[SHA_DIGEST_LENGTH]) {
37 SHA_CTX ctx;
38 BCM_sha1_init(&ctx);
39 BCM_sha1_update(&ctx, data, len);
40 BCM_sha1_final(out, &ctx);
41 OPENSSL_cleanse(&ctx, sizeof(ctx));
42 return out;
43 }
44
SHA1_Transform(SHA_CTX * sha,const uint8_t block[SHA_CBLOCK])45 void SHA1_Transform(SHA_CTX *sha, const uint8_t block[SHA_CBLOCK]) {
46 BCM_sha1_transform(sha, block);
47 }
48
CRYPTO_fips_186_2_prf(uint8_t * out,size_t out_len,const uint8_t xkey[SHA_DIGEST_LENGTH])49 void CRYPTO_fips_186_2_prf(uint8_t *out, size_t out_len,
50 const uint8_t xkey[SHA_DIGEST_LENGTH]) {
51 BCM_fips_186_2_prf(out, out_len, xkey);
52 }
53