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Merge pull request #5855 from ejohnstown/rdrand-ok

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DRBG OK
This commit is contained in:
David Garske
2022-12-06 08:53:07 -08:00
committed by GitHub
parent a5f9e5c3c8 3891cd65d8
commit 44a1ffa56e
1 changed files with 15 additions and 3 deletions
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18
wolfcrypt/src/random.c
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@ -1628,20 +1628,32 @@ static int _InitRng(WC_RNG* rng, byte* nonce, word32 nonceSz,
#ifdef WOLFSSL_ASYNC_CRYPT
ret = wolfAsync_DevCtxInit(&rng->asyncDev, WOLFSSL_ASYNC_MARKER_RNG,
rng->heap, rng->devId);
if (ret != 0)
if (ret != 0) {
#ifdef HAVE_HASHDRBG
rng->status = DRBG_OK;
#endif
return ret;
}
#endif
#ifdef HAVE_INTEL_RDRAND
/* if CPU supports RDRAND, use it directly and by-pass DRBG init */
if (IS_INTEL_RDRAND(intel_flags))
if (IS_INTEL_RDRAND(intel_flags)) {
#ifdef HAVE_HASHDRBG
rng->status = DRBG_OK;
#endif
return 0;
}
#endif
#ifdef WOLFSSL_XILINX_CRYPT_VERSAL
ret = wc_VersalTrngInit(nonce, nonceSz);
if (ret)
if (ret) {
#ifdef HAVE_HASHDRBG
rng->status = DRBG_OK;
#endif
return ret;
}
#endif
#ifdef CUSTOM_RAND_GENERATE_BLOCK