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Juliusz Sosinowicz
2023-07-24 09:13:03 +02:00
parent 8ec2e23773
commit 5cf42244f0
1 changed files with 3 additions and 0 deletions
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src/dtls13.c
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@@ -274,6 +274,9 @@ static int Dtls13GetRnMask(WOLFSSL* ssl, const byte* ciphertext, byte* mask,
if (c->chacha == NULL) if (c->chacha == NULL)
return BAD_STATE_E; return BAD_STATE_E;
/* assuming CIPHER[0..3] should be interpreted as little endian 32-bits
integer. The draft rfc isn't really clear on that. See sec 4.2.3 of
the draft. See also Section 2.3 of the Chacha RFC. */
ato32le(ciphertext, &counter); ato32le(ciphertext, &counter);
ret = wc_Chacha_SetIV(c->chacha, &ciphertext[4], counter); ret = wc_Chacha_SetIV(c->chacha, &ciphertext[4], counter);