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Update sm3_hmac.c

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Do not clean `ctx` in `sm3_hmac_finish` by default
This commit is contained in:
Zhi Guan
2023-12-13 20:48:54 +08:00
parent 257ba6bcdb
commit 07b077d66b
1 changed files with 2 additions and 2 deletions
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4
src/sm3_hmac.c
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@@ -1,5 +1,5 @@
/*
* Copyright 2014-2022 The GmSSL Project. All Rights Reserved.
* Copyright 2014-2023 The GmSSL Project. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the License); you may
* not use this file except in compliance with the License.
@@ -72,7 +72,6 @@ void sm3_hmac_finish(SM3_HMAC_CTX *ctx, uint8_t mac[SM3_HMAC_SIZE])
sm3_update(&ctx->sm3_ctx, ctx->key, SM3_BLOCK_SIZE);
sm3_update(&ctx->sm3_ctx, mac, SM3_DIGEST_SIZE);
sm3_finish(&ctx->sm3_ctx, mac);
memset(ctx, 0, sizeof(*ctx));
}
void sm3_hmac(const uint8_t *key, size_t key_len,
@@ -83,4 +82,5 @@ void sm3_hmac(const uint8_t *key, size_t key_len,
sm3_hmac_init(&ctx, key, key_len);
sm3_hmac_update(&ctx, data, data_len);
sm3_hmac_finish(&ctx, mac);
memset(&ctx, 0, sizeof(ctx));
}