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Do not clean ctx in <digest>_finish

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Zhi Guan
2023-10-17 23:12:43 +08:00
parent 0da7bbc22d
commit 9b5a2e6812
5 changed files with 11 additions and 10 deletions
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5
src/sha512.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.
@@ -85,7 +85,6 @@ void sha512_finish(SHA512_CTX *ctx, unsigned char dgst[SHA512_DIGEST_SIZE])
PUTU64(dgst, ctx->state[i]);
dgst += sizeof(uint64_t);
}
memset(ctx, 0, sizeof(SHA512_CTX));
}
#define Ch(X, Y, Z) (((X) & (Y)) ^ ((~(X)) & (Z)))
@@ -188,6 +187,7 @@ void sha512_digest(const unsigned char *data, size_t datalen,
sha512_init(&ctx);
sha512_update(&ctx, data, datalen);
sha512_finish(&ctx, dgst);
memset(&ctx, 0, sizeof(ctx));
}
@@ -229,5 +229,6 @@ void sha384_digest(const unsigned char *data, size_t datalen,
sha384_init(&ctx);
sha384_update(&ctx, data, datalen);
sha384_finish(&ctx, dgst);
memset(&ctx, 0, sizeof(ctx));
}