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DTLS decryption threaded #8284

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DTLS decryption threaded #8284

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dd3a59c
DTLS decryption threaded
SparkiDev Dec 13, 2024
3133e2c
Multithreaded encrypt: improvements
SparkiDev Dec 17, 2024
ed2606e
Multithreaded decrypt: improvements
SparkiDev Dec 18, 2024
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24 changes: 19 additions & 5 deletions src/dtls13.c
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Original file line number Diff line number Diff line change
Expand Up @@ -956,8 +956,18 @@ static int Dtls13SendOneFragmentRtx(WOLFSSL* ssl,
handshakeType, hashOutput, Dtls13SendNow(ssl, handshakeType));

if (rtxRecord != NULL) {
if (ret == 0 || ret == WC_NO_ERR_TRACE(WANT_WRITE))
if (ret == 0 || ret == WC_NO_ERR_TRACE(WANT_WRITE)) {
#ifdef WOLFSSL_RW_THREADED
int lockRet = wc_LockMutex(&ssl->dtls13Rtx.mutex);
if (lockRet < 0) {
return lockRet;
}
#endif
Dtls13RtxAddRecord(&ssl->dtls13Rtx, rtxRecord);
#ifdef WOLFSSL_RW_THREADED
wc_UnLockMutex(&ssl->dtls13Rtx.mutex);
#endif
}
else
Dtls13FreeRtxBufferRecord(ssl, rtxRecord);
}
Expand Down Expand Up @@ -1534,8 +1544,15 @@ static void Dtls13RtxMoveToEndOfList(WOLFSSL* ssl, Dtls13RtxRecord** prevNext,
return;

Dtls13RtxRecordUnlink(ssl, prevNext, r);
#ifdef WOLFSSL_RW_THREADED
if (wc_LockMutex(&ssl->dtls13Rtx.mutex) != 0)
return;
#endif
/* add to the end */
Dtls13RtxAddRecord(&ssl->dtls13Rtx, r);
#ifdef WOLFSSL_RW_THREADED
wc_UnLockMutex(&ssl->dtls13Rtx.mutex);
#endif
}

static int Dtls13RtxSendBuffered(WOLFSSL* ssl)
Expand Down Expand Up @@ -2666,9 +2683,6 @@ int DoDtls13Ack(WOLFSSL* ssl, const byte* input, word32 inputSize,
const byte* ackMessage;
w64wrapper epoch, seq;
word16 length;
#ifndef WOLFSSL_RW_THREADED
int ret;
#endif
int i;

if (inputSize < OPAQUE16_LEN)
Expand Down Expand Up @@ -2702,7 +2716,7 @@ int DoDtls13Ack(WOLFSSL* ssl, const byte* input, word32 inputSize,

#ifndef WOLFSSL_RW_THREADED
if (ssl->dtls13WaitKeyUpdateAck) {
ret = DoDtls13KeyUpdateAck(ssl);
int ret = DoDtls13KeyUpdateAck(ssl);
if (ret != 0)
return ret;
}
Expand Down
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