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dtsl-srtp: use PRF according to the DTLS version used

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RFC 5764 sec 4.1.2
This commit is contained in:
Marco Oliverio
2022-01-20 11:32:22 +01:00
parent cdb2936244
commit d5aa76b161
1 changed files with 2 additions and 1 deletions
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3
src/ssl.c
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@@ -1422,10 +1422,11 @@ int wolfSSL_export_dtls_srtp_keying_material(WOLFSSL* ssl,
XMEMCPY(seed + RAN_LEN, ssl->arrays->serverRandom, RAN_LEN);
PRIVATE_KEY_UNLOCK();
ret = wc_PRF_TLSv1(out, profile->kdfBits, /* out: generated keys / salt */
ret = wc_PRF_TLS(out, profile->kdfBits, /* out: generated keys / salt */
ssl->arrays->masterSecret, SECRET_LEN, /* existing master secret */
(const byte*)label, (int)XSTRLEN(label),/* label */
seed, SEED_LEN, /* seed: client/server random */
IsAtLeastTLSv1_2(ssl), ssl->specs.mac_algorithm,
ssl->heap, INVALID_DEVID);
if (ret == 0) {
*olen = profile->kdfBits;