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Check all frames for stateless reset conditions

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In writing the quic stateless reset test we found that the quic rx code
wasn't checking for stateless reest conditions, as the SRT frames were
getting discarded due to failed lcdim lookups.  Move the SRT check above
the lcdim lookup in the rx path to ensure we handle SRT properly in the
client.

Reviewed-by: Hugo Landau <hlandau@openssl.org>
Reviewed-by: Tomas Mraz <tomas@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/23384)
This commit is contained in:
Neil Horman 2024-01-24 13:23:28 -05:00
parent 69055b2cec
commit d2e7855f5b
1 changed files with 3 additions and 3 deletions
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6
ssl/quic/quic_port.c
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@ -499,6 +499,9 @@ static void port_default_packet_handler(QUIC_URXE *e, void *arg,
if (!ossl_quic_port_is_running(port)) if (!ossl_quic_port_is_running(port))
goto undesirable; goto undesirable;
if (port_try_handle_stateless_reset(port, e))
goto undesirable;
if (dcid != NULL if (dcid != NULL
&& ossl_quic_lcidm_lookup(port->lcidm, dcid, NULL, && ossl_quic_lcidm_lookup(port->lcidm, dcid, NULL,
(void **)&ch)) { (void **)&ch)) {
@ -507,9 +510,6 @@ static void port_default_packet_handler(QUIC_URXE *e, void *arg,
return; return;
} }
if (port_try_handle_stateless_reset(port, e))
goto undesirable;
/* /*
* If we have an incoming packet which doesn't match any existing connection * If we have an incoming packet which doesn't match any existing connection
* we assume this is an attempt to make a new connection. Currently we * we assume this is an attempt to make a new connection. Currently we