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MINOR: mux-h2: add a new message flag to indicate ext connect support

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The new message flag H2_MSGF_EXT_CONN_OK indicates that the connection
supports extended connect. This will be used in a subsequent fix.
This commit is contained in:
Willy Tarreau 2026-05-05 13:26:43 +02:00
parent 9986ad65a4
commit 96f7ff4fdd
2 changed files with 6 additions and 2 deletions
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3
include/haproxy/h2.h
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@ -182,7 +182,8 @@ enum h2_err {
#define H2_MSGF_RSP_1XX 0x0010 // a 1xx ( != 101) HEADERS frame was received
#define H2_MSGF_BODYLESS_RSP 0x0020 // response message is known to have no body
// (response to HEAD request or 204/304 response)
#define H2_MSGF_EXT_CONNECT 0x0040 // Extended CONNECT method from rfc 8441
#define H2_MSGF_EXT_CONNECT 0x0040 // Extended CONNECT method from rfc 8441 is in use
#define H2_MSGF_EXT_CONN_OK 0x0080 // Extended CONNECT is permitted
#define H2_MAX_STREAM_ID ((1U << 31) - 1)
#define H2_MAX_FRAME_LEN ((1U << 24) - 1)

5
src/mux_h2.c
View File

@ -6285,7 +6285,10 @@ next_frame:
msgf = (h2c->dff & H2_F_HEADERS_END_STREAM) ? 0 : H2_MSGF_BODY;
msgf |= (*flags & H2_SF_BODY_TUNNEL) ? H2_MSGF_BODY_TUNNEL: 0;
/* If an Extended CONNECT has been sent on this stream, set message flag
* to convert 200 response to 101 htx response */
* to convert 200 response to 101 htx response. We only support this if
* the connection supports RFC8441.
*/
msgf |= (h2c->flags & H2_CF_RCVD_RFC8441) ? H2_MSGF_EXT_CONN_OK : 0;
msgf |= (*flags & H2_SF_EXT_CONNECT_SENT) ? H2_MSGF_EXT_CONNECT: 0;
/* when dealing with trailers, we need to check the content-length */