From: Amaury Denoyelle <adenoyelle@haproxy.com>
Date: Tue, 15 Feb 2022 15:59:39 +0000 (+0100)
Subject: MINOR: h3: report frames bigger than rx buffer
X-Git-Tag: v2.6-dev2~143
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=0484f92656699c4baa32bddb66ede16d3007f876;p=thirdparty%2Fhaproxy.git

MINOR: h3: report frames bigger than rx buffer

If a frame is bigger than the qcs buffer, it can not be parsed at the
moment. Add a TODO comment to signal that a fix is required.
---

diff --git a/src/h3.c b/src/h3.c
index b6df430454..e3ee84694b 100644
--- a/src/h3.c
+++ b/src/h3.c
@@ -126,9 +126,12 @@ static int h3_decode_qcs(struct qcs *qcs, int fin, void *ctx)
 
 		h3_debug_printf(stderr, "%s: ftype: %llu, flen: %llu\n", __func__,
 		        (unsigned long long)ftype, (unsigned long long)flen);
-		if (flen > b_data(&b))
+		if (flen > b_data(&b) && !b_full(rxbuf))
 			break;
 
+		/* TODO handle full rxbuf */
+		BUG_ON(flen > b_size(rxbuf));
+
 		b_del(rxbuf, hlen);
 		last_stream_frame = (fin && flen == b_data(rxbuf));