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comparison src/event/ngx_event_quic.c @ 8073:eb5aa85294e9 quic

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QUIC: discard unrecognized long packes. While there, updated comment about discarded packets.
author Vladimir Homutov <vl@nginx.com>
date Wed, 02 Sep 2020 09:54:15 +0300
parents 62b58f0a4711
children c6b963de0c00
comparison
equal deleted inserted replaced
8072:985f9351dd87 8073:eb5aa85294e9
1591 rc = ngx_quic_early_input(c, &pkt); 1591 rc = ngx_quic_early_input(c, &pkt);
1592 1592
1593 } else { 1593 } else {
1594 ngx_log_error(NGX_LOG_INFO, c->log, 0, 1594 ngx_log_error(NGX_LOG_INFO, c->log, 0,
1595 "quic unknown long packet type"); 1595 "quic unknown long packet type");
1596 return NGX_ERROR; 1596 rc = NGX_DECLINED;
1597 } 1597 }
1598 1598
1599 } else { 1599 } else {
1600 rc = ngx_quic_app_input(c, &pkt); 1600 rc = ngx_quic_app_input(c, &pkt);
1601 } 1601 }
1616 * 1616 *
1617 * For example, if decryption fails (because the keys are 1617 * For example, if decryption fails (because the keys are
1618 * not available or any other reason), the receiver MAY either 1618 * not available or any other reason), the receiver MAY either
1619 * discard or buffer the packet for later processing and MUST 1619 * discard or buffer the packet for later processing and MUST
1620 * attempt to process the remaining packets. 1620 * attempt to process the remaining packets.
1621 *
1622 * We also skip packets that don't match connection state
1623 * or cannot be parsed properly.
1621 */ 1624 */
1622 1625
1623 /* b->pos is at header end, adjust by actual packet length */ 1626 /* b->pos is at header end, adjust by actual packet length */
1624 b->pos += pkt.len; 1627 b->pos += pkt.len;
1625 p = ngx_quic_skip_zero_padding(b); 1628 p = ngx_quic_skip_zero_padding(b);