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Fix for async handling of TLS v1.3 hello retry broken in #4863.

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This commit is contained in:
David Garske
2022-02-21 13:26:18 -08:00
parent e6c07a296d
commit 31abc99f6f
1 changed files with 9 additions and 6 deletions
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src/tls13.c
+9 -6
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@@ -3315,7 +3315,7 @@ int DoTls13ServerHello(WOLFSSL* ssl, const byte* input, word32* inOutIdx,
if (ret < 0) {
if (ret == WC_PENDING_E) {
/* Mark message as not received so it can process again */
ssl->msgsReceived.got_server_hello--;
ssl->msgsReceived.got_server_hello = 0;
}
return ret;
}
@@ -3380,10 +3380,6 @@ int DoTls13ServerHello(WOLFSSL* ssl, const byte* input, word32* inOutIdx,
if (ssl->msgsReceived.got_hello_retry_request) {
return DUPLICATE_MSG_E;
}
/* Update counts to reflect change of message type. */
ssl->msgsReceived.got_hello_retry_request = 1;
ssl->msgsReceived.got_server_hello--;
}
args->extMsgType = *extMsgType;
@@ -3496,11 +3492,18 @@ int DoTls13ServerHello(WOLFSSL* ssl, const byte* input, word32* inOutIdx,
/* Handle async operation */
if (ret == WC_PENDING_E) {
/* Mark message as not received so it can process again */
ssl->msgsReceived.got_server_hello--;
ssl->msgsReceived.got_server_hello = 0;
}
#endif
return ret;
}
if (*extMsgType == hello_retry_request) {
/* Update counts to reflect change of message type. */
ssl->msgsReceived.got_hello_retry_request = 1;
ssl->msgsReceived.got_server_hello = 0;
}
args->idx += args->totalExtSz;
}